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tests/check-qom-proplist: Improve iterator coverage
[mirror_qemu.git] / configure
1 #!/bin/sh
2 #
3 # qemu configure script (c) 2003 Fabrice Bellard
4 #
5
6 # Unset some variables known to interfere with behavior of common tools,
7 # just as autoconf does.
8 CLICOLOR_FORCE= GREP_OPTIONS=
9 unset CLICOLOR_FORCE GREP_OPTIONS
10
11 # Don't allow CCACHE, if present, to use cached results of compile tests!
12 export CCACHE_RECACHE=yes
13
14 # Temporary directory used for files created while
15 # configure runs. Since it is in the build directory
16 # we can safely blow away any previous version of it
17 # (and we need not jump through hoops to try to delete
18 # it when configure exits.)
19 TMPDIR1="config-temp"
20 rm -rf "${TMPDIR1}"
21 mkdir -p "${TMPDIR1}"
22 if [ $? -ne 0 ]; then
23 echo "ERROR: failed to create temporary directory"
24 exit 1
25 fi
26
27 TMPB="qemu-conf"
28 TMPC="${TMPDIR1}/${TMPB}.c"
29 TMPO="${TMPDIR1}/${TMPB}.o"
30 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
31 TMPE="${TMPDIR1}/${TMPB}.exe"
32 TMPMO="${TMPDIR1}/${TMPB}.mo"
33 TMPTXT="${TMPDIR1}/${TMPB}.txt"
34
35 rm -f config.log
36
37 # Print a helpful header at the top of config.log
38 echo "# QEMU configure log $(date)" >> config.log
39 printf "# Configured with:" >> config.log
40 printf " '%s'" "$0" "$@" >> config.log
41 echo >> config.log
42 echo "#" >> config.log
43
44 print_error() {
45 (echo
46 echo "ERROR: $1"
47 while test -n "$2"; do
48 echo " $2"
49 shift
50 done
51 echo) >&2
52 }
53
54 error_exit() {
55 print_error "$@"
56 exit 1
57 }
58
59 do_compiler() {
60 # Run the compiler, capturing its output to the log. First argument
61 # is compiler binary to execute.
62 local compiler="$1"
63 shift
64 if test -n "$BASH_VERSION"; then eval '
65 echo >>config.log "
66 funcs: ${FUNCNAME[*]}
67 lines: ${BASH_LINENO[*]}"
68 '; fi
69 echo $compiler "$@" >> config.log
70 $compiler "$@" >> config.log 2>&1 || return $?
71 # Test passed. If this is an --enable-werror build, rerun
72 # the test with -Werror and bail out if it fails. This
73 # makes warning-generating-errors in configure test code
74 # obvious to developers.
75 if test "$werror" != "yes"; then
76 return 0
77 fi
78 # Don't bother rerunning the compile if we were already using -Werror
79 case "$*" in
80 *-Werror*)
81 return 0
82 ;;
83 esac
84 echo $compiler -Werror "$@" >> config.log
85 $compiler -Werror "$@" >> config.log 2>&1 && return $?
86 error_exit "configure test passed without -Werror but failed with -Werror." \
87 "This is probably a bug in the configure script. The failing command" \
88 "will be at the bottom of config.log." \
89 "You can run configure with --disable-werror to bypass this check."
90 }
91
92 do_cc() {
93 do_compiler "$cc" "$@"
94 }
95
96 do_cxx() {
97 do_compiler "$cxx" "$@"
98 }
99
100 update_cxxflags() {
101 # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
102 # options which some versions of GCC's C++ compiler complain about
103 # because they only make sense for C programs.
104 QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS"
105
106 for arg in $QEMU_CFLAGS; do
107 case $arg in
108 -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
109 -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
110 ;;
111 -std=gnu99)
112 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }"-std=gnu++98"
113 ;;
114 *)
115 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
116 ;;
117 esac
118 done
119 }
120
121 compile_object() {
122 local_cflags="$1"
123 do_cc $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
124 }
125
126 compile_prog() {
127 local_cflags="$1"
128 local_ldflags="$2"
129 do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $QEMU_LDFLAGS $local_ldflags
130 }
131
132 # symbolically link $1 to $2. Portable version of "ln -sf".
133 symlink() {
134 rm -rf "$2"
135 mkdir -p "$(dirname "$2")"
136 ln -s "$1" "$2"
137 }
138
139 # check whether a command is available to this shell (may be either an
140 # executable or a builtin)
141 has() {
142 type "$1" >/dev/null 2>&1
143 }
144
145 # search for an executable in PATH
146 path_of() {
147 local_command="$1"
148 local_ifs="$IFS"
149 local_dir=""
150
151 # pathname has a dir component?
152 if [ "${local_command#*/}" != "$local_command" ]; then
153 if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
154 echo "$local_command"
155 return 0
156 fi
157 fi
158 if [ -z "$local_command" ]; then
159 return 1
160 fi
161
162 IFS=:
163 for local_dir in $PATH; do
164 if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
165 echo "$local_dir/$local_command"
166 IFS="${local_ifs:-$(printf ' \t\n')}"
167 return 0
168 fi
169 done
170 # not found
171 IFS="${local_ifs:-$(printf ' \t\n')}"
172 return 1
173 }
174
175 have_backend () {
176 echo "$trace_backends" | grep "$1" >/dev/null
177 }
178
179 glob() {
180 eval test -z '"${1#'"$2"'}"'
181 }
182
183 supported_hax_target() {
184 test "$hax" = "yes" || return 1
185 glob "$1" "*-softmmu" || return 1
186 case "${1%-softmmu}" in
187 i386|x86_64)
188 return 0
189 ;;
190 esac
191 return 1
192 }
193
194 supported_kvm_target() {
195 test "$kvm" = "yes" || return 1
196 glob "$1" "*-softmmu" || return 1
197 case "${1%-softmmu}:$cpu" in
198 arm:arm | aarch64:aarch64 | \
199 i386:i386 | i386:x86_64 | i386:x32 | \
200 x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
201 mips:mips | mipsel:mips | \
202 ppc:ppc | ppc64:ppc | ppc:ppc64 | ppc64:ppc64 | ppc64:ppc64le | \
203 s390x:s390x)
204 return 0
205 ;;
206 esac
207 return 1
208 }
209
210 supported_xen_target() {
211 test "$xen" = "yes" || return 1
212 glob "$1" "*-softmmu" || return 1
213 # Only i386 and x86_64 provide the xenpv machine.
214 case "${1%-softmmu}" in
215 i386|x86_64)
216 return 0
217 ;;
218 esac
219 return 1
220 }
221
222 supported_hvf_target() {
223 test "$hvf" = "yes" || return 1
224 glob "$1" "*-softmmu" || return 1
225 case "${1%-softmmu}" in
226 x86_64)
227 return 0
228 ;;
229 esac
230 return 1
231 }
232
233 supported_whpx_target() {
234 test "$whpx" = "yes" || return 1
235 glob "$1" "*-softmmu" || return 1
236 case "${1%-softmmu}" in
237 i386|x86_64)
238 return 0
239 ;;
240 esac
241 return 1
242 }
243
244 supported_target() {
245 case "$1" in
246 *-softmmu)
247 ;;
248 *-linux-user)
249 if test "$linux" != "yes"; then
250 print_error "Target '$target' is only available on a Linux host"
251 return 1
252 fi
253 ;;
254 *-bsd-user)
255 if test "$bsd" != "yes"; then
256 print_error "Target '$target' is only available on a BSD host"
257 return 1
258 fi
259 ;;
260 *)
261 print_error "Invalid target name '$target'"
262 return 1
263 ;;
264 esac
265 test "$tcg" = "yes" && return 0
266 supported_kvm_target "$1" && return 0
267 supported_xen_target "$1" && return 0
268 supported_hax_target "$1" && return 0
269 supported_hvf_target "$1" && return 0
270 supported_whpx_target "$1" && return 0
271 print_error "TCG disabled, but hardware accelerator not available for '$target'"
272 return 1
273 }
274
275
276 ld_has() {
277 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
278 }
279
280 # make source path absolute
281 source_path=$(cd "$(dirname -- "$0")"; pwd)
282
283 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
284 then
285 error_exit "main directory cannot contain spaces nor colons"
286 fi
287
288 # default parameters
289 cpu=""
290 iasl="iasl"
291 interp_prefix="/usr/gnemul/qemu-%M"
292 static="no"
293 cross_prefix=""
294 audio_drv_list=""
295 block_drv_rw_whitelist=""
296 block_drv_ro_whitelist=""
297 host_cc="cc"
298 libs_cpu=""
299 libs_softmmu=""
300 libs_tools=""
301 audio_win_int=""
302 libs_qga=""
303 debug_info="yes"
304 stack_protector=""
305 use_containers="yes"
306 gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
307
308 if test -e "$source_path/.git"
309 then
310 git_update=yes
311 git_submodules="ui/keycodemapdb"
312 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
313 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
314 else
315 git_update=no
316 git_submodules=""
317
318 if ! test -f "$source_path/ui/keycodemapdb/README"
319 then
320 echo
321 echo "ERROR: missing file $source_path/ui/keycodemapdb/README"
322 echo
323 echo "This is not a GIT checkout but module content appears to"
324 echo "be missing. Do not use 'git archive' or GitHub download links"
325 echo "to acquire QEMU source archives. Non-GIT builds are only"
326 echo "supported with source archives linked from:"
327 echo
328 echo " https://www.qemu.org/download/#source"
329 echo
330 echo "Developers working with GIT can use scripts/archive-source.sh"
331 echo "if they need to create valid source archives."
332 echo
333 exit 1
334 fi
335 fi
336 git="git"
337
338 # Don't accept a target_list environment variable.
339 unset target_list
340 unset target_list_exclude
341
342 # Default value for a variable defining feature "foo".
343 # * foo="no" feature will only be used if --enable-foo arg is given
344 # * foo="" feature will be searched for, and if found, will be used
345 # unless --disable-foo is given
346 # * foo="yes" this value will only be set by --enable-foo flag.
347 # feature will searched for,
348 # if not found, configure exits with error
349 #
350 # Always add --enable-foo and --disable-foo command line args.
351 # Distributions want to ensure that several features are compiled in, and it
352 # is impossible without a --enable-foo that exits if a feature is not found.
353
354 brlapi=""
355 curl=""
356 curses=""
357 docs=""
358 fdt=""
359 netmap="no"
360 sdl=""
361 sdl_image=""
362 virtfs=""
363 mpath=""
364 vnc="yes"
365 sparse="no"
366 vde=""
367 vnc_sasl=""
368 vnc_jpeg=""
369 vnc_png=""
370 xkbcommon=""
371 xen=""
372 xen_ctrl_version=""
373 xen_pci_passthrough=""
374 linux_aio=""
375 linux_io_uring=""
376 cap_ng=""
377 attr=""
378 libattr=""
379 xfs=""
380 tcg="yes"
381 membarrier=""
382 vhost_net=""
383 vhost_crypto=""
384 vhost_scsi=""
385 vhost_vsock=""
386 vhost_user=""
387 vhost_user_fs=""
388 kvm="no"
389 hax="no"
390 hvf="no"
391 whpx="no"
392 rdma=""
393 pvrdma=""
394 gprof="no"
395 debug_tcg="no"
396 debug="no"
397 sanitizers="no"
398 fortify_source=""
399 strip_opt="yes"
400 tcg_interpreter="no"
401 bigendian="no"
402 mingw32="no"
403 gcov="no"
404 gcov_tool="gcov"
405 EXESUF=""
406 DSOSUF=".so"
407 LDFLAGS_SHARED="-shared"
408 modules="no"
409 module_upgrades="no"
410 prefix="/usr/local"
411 mandir="\${prefix}/share/man"
412 datadir="\${prefix}/share"
413 firmwarepath="\${prefix}/share/qemu-firmware"
414 qemu_docdir="\${prefix}/share/doc/qemu"
415 bindir="\${prefix}/bin"
416 libdir="\${prefix}/lib"
417 libexecdir="\${prefix}/libexec"
418 includedir="\${prefix}/include"
419 sysconfdir="\${prefix}/etc"
420 local_statedir="\${prefix}/var"
421 confsuffix="/qemu"
422 slirp=""
423 oss_lib=""
424 bsd="no"
425 linux="no"
426 solaris="no"
427 profiler="no"
428 cocoa="no"
429 softmmu="yes"
430 linux_user="no"
431 bsd_user="no"
432 blobs="yes"
433 edk2_blobs="no"
434 pkgversion=""
435 pie=""
436 qom_cast_debug="yes"
437 trace_backends="log"
438 trace_file="trace"
439 spice=""
440 rbd=""
441 smartcard=""
442 libusb=""
443 usb_redir=""
444 opengl=""
445 opengl_dmabuf="no"
446 cpuid_h="no"
447 avx2_opt=""
448 zlib="yes"
449 capstone=""
450 lzo=""
451 snappy=""
452 bzip2=""
453 lzfse=""
454 zstd=""
455 guest_agent=""
456 guest_agent_with_vss="no"
457 guest_agent_ntddscsi="no"
458 guest_agent_msi=""
459 vss_win32_sdk=""
460 win_sdk="no"
461 want_tools=""
462 libiscsi=""
463 libnfs=""
464 coroutine=""
465 coroutine_pool=""
466 debug_stack_usage="no"
467 crypto_afalg="no"
468 seccomp=""
469 glusterfs=""
470 glusterfs_xlator_opt="no"
471 glusterfs_discard="no"
472 glusterfs_fallocate="no"
473 glusterfs_zerofill="no"
474 glusterfs_ftruncate_has_stat="no"
475 glusterfs_iocb_has_stat="no"
476 gtk=""
477 gtk_gl="no"
478 tls_priority="NORMAL"
479 gnutls=""
480 nettle=""
481 nettle_xts="no"
482 gcrypt=""
483 gcrypt_hmac="no"
484 gcrypt_xts="no"
485 qemu_private_xts="yes"
486 auth_pam=""
487 vte=""
488 virglrenderer=""
489 tpm=""
490 libssh=""
491 live_block_migration="yes"
492 numa=""
493 tcmalloc="no"
494 jemalloc="no"
495 replication="yes"
496 vxhs=""
497 bochs="yes"
498 cloop="yes"
499 dmg="yes"
500 qcow1="yes"
501 vdi="yes"
502 vvfat="yes"
503 qed="yes"
504 parallels="yes"
505 sheepdog="yes"
506 libxml2=""
507 debug_mutex="no"
508 libpmem=""
509 default_devices="yes"
510 plugins="no"
511 fuzzing="no"
512
513 supported_cpu="no"
514 supported_os="no"
515 bogus_os="no"
516 malloc_trim=""
517
518 # parse CC options first
519 for opt do
520 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
521 case "$opt" in
522 --cross-prefix=*) cross_prefix="$optarg"
523 ;;
524 --cc=*) CC="$optarg"
525 ;;
526 --cxx=*) CXX="$optarg"
527 ;;
528 --cpu=*) cpu="$optarg"
529 ;;
530 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
531 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
532 ;;
533 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
534 ;;
535 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
536 EXTRA_LDFLAGS="$optarg"
537 ;;
538 --enable-debug-info) debug_info="yes"
539 ;;
540 --disable-debug-info) debug_info="no"
541 ;;
542 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
543 ;;
544 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*}
545 eval "cross_cc_cflags_${cc_arch}=\$optarg"
546 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
547 ;;
548 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
549 cc_archs="$cc_archs $cc_arch"
550 eval "cross_cc_${cc_arch}=\$optarg"
551 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
552 ;;
553 esac
554 done
555 # OS specific
556 # Using uname is really, really broken. Once we have the right set of checks
557 # we can eliminate its usage altogether.
558
559 # Preferred compiler:
560 # ${CC} (if set)
561 # ${cross_prefix}gcc (if cross-prefix specified)
562 # system compiler
563 if test -z "${CC}${cross_prefix}"; then
564 cc="$host_cc"
565 else
566 cc="${CC-${cross_prefix}gcc}"
567 fi
568
569 if test -z "${CXX}${cross_prefix}"; then
570 cxx="c++"
571 else
572 cxx="${CXX-${cross_prefix}g++}"
573 fi
574
575 ar="${AR-${cross_prefix}ar}"
576 as="${AS-${cross_prefix}as}"
577 ccas="${CCAS-$cc}"
578 cpp="${CPP-$cc -E}"
579 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
580 ld="${LD-${cross_prefix}ld}"
581 ranlib="${RANLIB-${cross_prefix}ranlib}"
582 nm="${NM-${cross_prefix}nm}"
583 strip="${STRIP-${cross_prefix}strip}"
584 windres="${WINDRES-${cross_prefix}windres}"
585 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
586 query_pkg_config() {
587 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
588 }
589 pkg_config=query_pkg_config
590 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
591
592 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
593 ARFLAGS="${ARFLAGS-rv}"
594
595 # default flags for all hosts
596 # We use -fwrapv to tell the compiler that we require a C dialect where
597 # left shift of signed integers is well defined and has the expected
598 # 2s-complement style results. (Both clang and gcc agree that it
599 # provides these semantics.)
600 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv -std=gnu99 $QEMU_CFLAGS"
601 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
602 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
603 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
604 QEMU_INCLUDES="-iquote . -iquote \$(SRC_PATH) -iquote \$(SRC_PATH)/accel/tcg -iquote \$(SRC_PATH)/include"
605 QEMU_INCLUDES="$QEMU_INCLUDES -iquote \$(SRC_PATH)/disas/libvixl"
606 if test "$debug_info" = "yes"; then
607 CFLAGS="-g $CFLAGS"
608 fi
609
610 # running configure in the source tree?
611 # we know that's the case if configure is there.
612 if test -f "./configure"; then
613 pwd_is_source_path="y"
614 else
615 pwd_is_source_path="n"
616 fi
617
618 check_define() {
619 cat > $TMPC <<EOF
620 #if !defined($1)
621 #error $1 not defined
622 #endif
623 int main(void) { return 0; }
624 EOF
625 compile_object
626 }
627
628 check_include() {
629 cat > $TMPC <<EOF
630 #include <$1>
631 int main(void) { return 0; }
632 EOF
633 compile_object
634 }
635
636 write_c_skeleton() {
637 cat > $TMPC <<EOF
638 int main(void) { return 0; }
639 EOF
640 }
641
642 write_c_fuzzer_skeleton() {
643 cat > $TMPC <<EOF
644 #include <stdint.h>
645 #include <sys/types.h>
646 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
647 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
648 EOF
649 }
650
651 if check_define __linux__ ; then
652 targetos="Linux"
653 elif check_define _WIN32 ; then
654 targetos='MINGW32'
655 elif check_define __OpenBSD__ ; then
656 targetos='OpenBSD'
657 elif check_define __sun__ ; then
658 targetos='SunOS'
659 elif check_define __HAIKU__ ; then
660 targetos='Haiku'
661 elif check_define __FreeBSD__ ; then
662 targetos='FreeBSD'
663 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
664 targetos='GNU/kFreeBSD'
665 elif check_define __DragonFly__ ; then
666 targetos='DragonFly'
667 elif check_define __NetBSD__; then
668 targetos='NetBSD'
669 elif check_define __APPLE__; then
670 targetos='Darwin'
671 else
672 # This is a fatal error, but don't report it yet, because we
673 # might be going to just print the --help text, or it might
674 # be the result of a missing compiler.
675 targetos='bogus'
676 bogus_os='yes'
677 fi
678
679 # Some host OSes need non-standard checks for which CPU to use.
680 # Note that these checks are broken for cross-compilation: if you're
681 # cross-compiling to one of these OSes then you'll need to specify
682 # the correct CPU with the --cpu option.
683 case $targetos in
684 Darwin)
685 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
686 # run 64-bit userspace code.
687 # If the user didn't specify a CPU explicitly and the kernel says this is
688 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
689 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
690 cpu="x86_64"
691 fi
692 ;;
693 SunOS)
694 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
695 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
696 cpu="x86_64"
697 fi
698 esac
699
700 if test ! -z "$cpu" ; then
701 # command line argument
702 :
703 elif check_define __i386__ ; then
704 cpu="i386"
705 elif check_define __x86_64__ ; then
706 if check_define __ILP32__ ; then
707 cpu="x32"
708 else
709 cpu="x86_64"
710 fi
711 elif check_define __sparc__ ; then
712 if check_define __arch64__ ; then
713 cpu="sparc64"
714 else
715 cpu="sparc"
716 fi
717 elif check_define _ARCH_PPC ; then
718 if check_define _ARCH_PPC64 ; then
719 if check_define _LITTLE_ENDIAN ; then
720 cpu="ppc64le"
721 else
722 cpu="ppc64"
723 fi
724 else
725 cpu="ppc"
726 fi
727 elif check_define __mips__ ; then
728 cpu="mips"
729 elif check_define __s390__ ; then
730 if check_define __s390x__ ; then
731 cpu="s390x"
732 else
733 cpu="s390"
734 fi
735 elif check_define __riscv ; then
736 if check_define _LP64 ; then
737 cpu="riscv64"
738 else
739 cpu="riscv32"
740 fi
741 elif check_define __arm__ ; then
742 cpu="arm"
743 elif check_define __aarch64__ ; then
744 cpu="aarch64"
745 else
746 cpu=$(uname -m)
747 fi
748
749 ARCH=
750 # Normalise host CPU name and set ARCH.
751 # Note that this case should only have supported host CPUs, not guests.
752 case "$cpu" in
753 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64)
754 supported_cpu="yes"
755 ;;
756 ppc64le)
757 ARCH="ppc64"
758 supported_cpu="yes"
759 ;;
760 i386|i486|i586|i686|i86pc|BePC)
761 cpu="i386"
762 supported_cpu="yes"
763 ;;
764 x86_64|amd64)
765 cpu="x86_64"
766 supported_cpu="yes"
767 ;;
768 armv*b|armv*l|arm)
769 cpu="arm"
770 supported_cpu="yes"
771 ;;
772 aarch64)
773 cpu="aarch64"
774 supported_cpu="yes"
775 ;;
776 mips*)
777 cpu="mips"
778 supported_cpu="yes"
779 ;;
780 sparc|sun4[cdmuv])
781 cpu="sparc"
782 supported_cpu="yes"
783 ;;
784 *)
785 # This will result in either an error or falling back to TCI later
786 ARCH=unknown
787 ;;
788 esac
789 if test -z "$ARCH"; then
790 ARCH="$cpu"
791 fi
792
793 # OS specific
794
795 # host *BSD for user mode
796 HOST_VARIANT_DIR=""
797
798 case $targetos in
799 MINGW32*)
800 mingw32="yes"
801 hax="yes"
802 vhost_user="no"
803 audio_possible_drivers="dsound sdl"
804 if check_include dsound.h; then
805 audio_drv_list="dsound"
806 else
807 audio_drv_list=""
808 fi
809 supported_os="yes"
810 pie="no"
811 ;;
812 GNU/kFreeBSD)
813 bsd="yes"
814 audio_drv_list="oss try-sdl"
815 audio_possible_drivers="oss sdl pa"
816 ;;
817 FreeBSD)
818 bsd="yes"
819 make="${MAKE-gmake}"
820 audio_drv_list="oss try-sdl"
821 audio_possible_drivers="oss sdl pa"
822 # needed for kinfo_getvmmap(3) in libutil.h
823 LIBS="-lutil $LIBS"
824 # needed for kinfo_getproc
825 libs_qga="-lutil $libs_qga"
826 netmap="" # enable netmap autodetect
827 HOST_VARIANT_DIR="freebsd"
828 supported_os="yes"
829 ;;
830 DragonFly)
831 bsd="yes"
832 make="${MAKE-gmake}"
833 audio_drv_list="oss try-sdl"
834 audio_possible_drivers="oss sdl pa"
835 HOST_VARIANT_DIR="dragonfly"
836 ;;
837 NetBSD)
838 bsd="yes"
839 hax="yes"
840 make="${MAKE-gmake}"
841 audio_drv_list="oss try-sdl"
842 audio_possible_drivers="oss sdl"
843 oss_lib="-lossaudio"
844 HOST_VARIANT_DIR="netbsd"
845 supported_os="yes"
846 ;;
847 OpenBSD)
848 bsd="yes"
849 make="${MAKE-gmake}"
850 audio_drv_list="try-sdl"
851 audio_possible_drivers="sdl"
852 HOST_VARIANT_DIR="openbsd"
853 supported_os="yes"
854 ;;
855 Darwin)
856 bsd="yes"
857 darwin="yes"
858 hax="yes"
859 hvf="yes"
860 LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
861 if [ "$cpu" = "x86_64" ] ; then
862 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
863 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS"
864 fi
865 cocoa="yes"
866 audio_drv_list="coreaudio try-sdl"
867 audio_possible_drivers="coreaudio sdl"
868 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS"
869 libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
870 # Disable attempts to use ObjectiveC features in os/object.h since they
871 # won't work when we're compiling with gcc as a C compiler.
872 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
873 HOST_VARIANT_DIR="darwin"
874 supported_os="yes"
875 ;;
876 SunOS)
877 solaris="yes"
878 make="${MAKE-gmake}"
879 install="${INSTALL-ginstall}"
880 smbd="${SMBD-/usr/sfw/sbin/smbd}"
881 if test -f /usr/include/sys/soundcard.h ; then
882 audio_drv_list="oss try-sdl"
883 fi
884 audio_possible_drivers="oss sdl"
885 # needed for CMSG_ macros in sys/socket.h
886 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
887 # needed for TIOCWIN* defines in termios.h
888 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
889 QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
890 solarisnetlibs="-lsocket -lnsl -lresolv"
891 LIBS="$solarisnetlibs $LIBS"
892 libs_qga="$solarisnetlibs $libs_qga"
893 ;;
894 Haiku)
895 haiku="yes"
896 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
897 LIBS="-lposix_error_mapper -lnetwork $LIBS"
898 ;;
899 Linux)
900 audio_drv_list="try-pa oss"
901 audio_possible_drivers="oss alsa sdl pa"
902 linux="yes"
903 linux_user="yes"
904 kvm="yes"
905 QEMU_INCLUDES="-isystem \$(SRC_PATH)/linux-headers -isystem $PWD/linux-headers $QEMU_INCLUDES"
906 supported_os="yes"
907 libudev="yes"
908 ;;
909 esac
910
911 if [ "$bsd" = "yes" ] ; then
912 if [ "$darwin" != "yes" ] ; then
913 bsd_user="yes"
914 fi
915 fi
916
917 : ${make=${MAKE-make}}
918 : ${install=${INSTALL-install}}
919 # We prefer python 3.x. A bare 'python' is traditionally
920 # python 2.x, but some distros have it as python 3.x, so
921 # we check that too
922 python=
923 for binary in "${PYTHON-python3}" python
924 do
925 if has "$binary"
926 then
927 python=$(command -v "$binary")
928 break
929 fi
930 done
931
932 sphinx_build=
933 for binary in sphinx-build-3 sphinx-build
934 do
935 if has "$binary"
936 then
937 sphinx_build=$(command -v "$binary")
938 break
939 fi
940 done
941
942 # Check for ancillary tools used in testing
943 genisoimage=
944 for binary in genisoimage
945 do
946 if has $binary
947 then
948 genisoimage=$(command -v "$binary")
949 break
950 fi
951 done
952
953 : ${smbd=${SMBD-/usr/sbin/smbd}}
954
955 # Default objcc to clang if available, otherwise use CC
956 if has clang; then
957 objcc=clang
958 else
959 objcc="$cc"
960 fi
961
962 if test "$mingw32" = "yes" ; then
963 EXESUF=".exe"
964 DSOSUF=".dll"
965 # MinGW needs -mthreads for TLS and macro _MT.
966 QEMU_CFLAGS="-mthreads $QEMU_CFLAGS"
967 LIBS="-lwinmm -lws2_32 $LIBS"
968 write_c_skeleton;
969 if compile_prog "" "-liberty" ; then
970 LIBS="-liberty $LIBS"
971 fi
972 prefix="c:/Program Files/QEMU"
973 mandir="\${prefix}"
974 datadir="\${prefix}"
975 qemu_docdir="\${prefix}"
976 bindir="\${prefix}"
977 sysconfdir="\${prefix}"
978 local_statedir=
979 confsuffix=""
980 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
981 fi
982
983 werror=""
984
985 for opt do
986 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
987 case "$opt" in
988 --help|-h) show_help=yes
989 ;;
990 --version|-V) exec cat $source_path/VERSION
991 ;;
992 --prefix=*) prefix="$optarg"
993 ;;
994 --interp-prefix=*) interp_prefix="$optarg"
995 ;;
996 --cross-prefix=*)
997 ;;
998 --cc=*)
999 ;;
1000 --host-cc=*) host_cc="$optarg"
1001 ;;
1002 --cxx=*)
1003 ;;
1004 --iasl=*) iasl="$optarg"
1005 ;;
1006 --objcc=*) objcc="$optarg"
1007 ;;
1008 --make=*) make="$optarg"
1009 ;;
1010 --install=*) install="$optarg"
1011 ;;
1012 --python=*) python="$optarg"
1013 ;;
1014 --sphinx-build=*) sphinx_build="$optarg"
1015 ;;
1016 --gcov=*) gcov_tool="$optarg"
1017 ;;
1018 --smbd=*) smbd="$optarg"
1019 ;;
1020 --extra-cflags=*)
1021 ;;
1022 --extra-cxxflags=*)
1023 ;;
1024 --extra-ldflags=*)
1025 ;;
1026 --enable-debug-info)
1027 ;;
1028 --disable-debug-info)
1029 ;;
1030 --cross-cc-*)
1031 ;;
1032 --enable-modules)
1033 modules="yes"
1034 ;;
1035 --disable-modules)
1036 modules="no"
1037 ;;
1038 --disable-module-upgrades) module_upgrades="no"
1039 ;;
1040 --enable-module-upgrades) module_upgrades="yes"
1041 ;;
1042 --cpu=*)
1043 ;;
1044 --target-list=*) target_list="$optarg"
1045 if test "$target_list_exclude"; then
1046 error_exit "Can't mix --target-list with --target-list-exclude"
1047 fi
1048 ;;
1049 --target-list-exclude=*) target_list_exclude="$optarg"
1050 if test "$target_list"; then
1051 error_exit "Can't mix --target-list-exclude with --target-list"
1052 fi
1053 ;;
1054 --enable-trace-backends=*) trace_backends="$optarg"
1055 ;;
1056 # XXX: backwards compatibility
1057 --enable-trace-backend=*) trace_backends="$optarg"
1058 ;;
1059 --with-trace-file=*) trace_file="$optarg"
1060 ;;
1061 --with-default-devices) default_devices="yes"
1062 ;;
1063 --without-default-devices) default_devices="no"
1064 ;;
1065 --enable-gprof) gprof="yes"
1066 ;;
1067 --enable-gcov) gcov="yes"
1068 ;;
1069 --static)
1070 static="yes"
1071 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
1072 ;;
1073 --mandir=*) mandir="$optarg"
1074 ;;
1075 --bindir=*) bindir="$optarg"
1076 ;;
1077 --libdir=*) libdir="$optarg"
1078 ;;
1079 --libexecdir=*) libexecdir="$optarg"
1080 ;;
1081 --includedir=*) includedir="$optarg"
1082 ;;
1083 --datadir=*) datadir="$optarg"
1084 ;;
1085 --with-confsuffix=*) confsuffix="$optarg"
1086 ;;
1087 --docdir=*) qemu_docdir="$optarg"
1088 ;;
1089 --sysconfdir=*) sysconfdir="$optarg"
1090 ;;
1091 --localstatedir=*) local_statedir="$optarg"
1092 ;;
1093 --firmwarepath=*) firmwarepath="$optarg"
1094 ;;
1095 --host=*|--build=*|\
1096 --disable-dependency-tracking|\
1097 --sbindir=*|--sharedstatedir=*|\
1098 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
1099 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
1100 # These switches are silently ignored, for compatibility with
1101 # autoconf-generated configure scripts. This allows QEMU's
1102 # configure to be used by RPM and similar macros that set
1103 # lots of directory switches by default.
1104 ;;
1105 --disable-sdl) sdl="no"
1106 ;;
1107 --enable-sdl) sdl="yes"
1108 ;;
1109 --disable-sdl-image) sdl_image="no"
1110 ;;
1111 --enable-sdl-image) sdl_image="yes"
1112 ;;
1113 --disable-qom-cast-debug) qom_cast_debug="no"
1114 ;;
1115 --enable-qom-cast-debug) qom_cast_debug="yes"
1116 ;;
1117 --disable-virtfs) virtfs="no"
1118 ;;
1119 --enable-virtfs) virtfs="yes"
1120 ;;
1121 --disable-mpath) mpath="no"
1122 ;;
1123 --enable-mpath) mpath="yes"
1124 ;;
1125 --disable-vnc) vnc="no"
1126 ;;
1127 --enable-vnc) vnc="yes"
1128 ;;
1129 --oss-lib=*) oss_lib="$optarg"
1130 ;;
1131 --audio-drv-list=*) audio_drv_list="$optarg"
1132 ;;
1133 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1134 ;;
1135 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1136 ;;
1137 --enable-debug-tcg) debug_tcg="yes"
1138 ;;
1139 --disable-debug-tcg) debug_tcg="no"
1140 ;;
1141 --enable-debug)
1142 # Enable debugging options that aren't excessively noisy
1143 debug_tcg="yes"
1144 debug_mutex="yes"
1145 debug="yes"
1146 strip_opt="no"
1147 fortify_source="no"
1148 ;;
1149 --enable-sanitizers) sanitizers="yes"
1150 ;;
1151 --disable-sanitizers) sanitizers="no"
1152 ;;
1153 --enable-sparse) sparse="yes"
1154 ;;
1155 --disable-sparse) sparse="no"
1156 ;;
1157 --disable-strip) strip_opt="no"
1158 ;;
1159 --disable-vnc-sasl) vnc_sasl="no"
1160 ;;
1161 --enable-vnc-sasl) vnc_sasl="yes"
1162 ;;
1163 --disable-vnc-jpeg) vnc_jpeg="no"
1164 ;;
1165 --enable-vnc-jpeg) vnc_jpeg="yes"
1166 ;;
1167 --disable-vnc-png) vnc_png="no"
1168 ;;
1169 --enable-vnc-png) vnc_png="yes"
1170 ;;
1171 --disable-slirp) slirp="no"
1172 ;;
1173 --enable-slirp=git) slirp="git"
1174 ;;
1175 --enable-slirp=system) slirp="system"
1176 ;;
1177 --disable-vde) vde="no"
1178 ;;
1179 --enable-vde) vde="yes"
1180 ;;
1181 --disable-netmap) netmap="no"
1182 ;;
1183 --enable-netmap) netmap="yes"
1184 ;;
1185 --disable-xen) xen="no"
1186 ;;
1187 --enable-xen) xen="yes"
1188 ;;
1189 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1190 ;;
1191 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1192 ;;
1193 --disable-brlapi) brlapi="no"
1194 ;;
1195 --enable-brlapi) brlapi="yes"
1196 ;;
1197 --disable-kvm) kvm="no"
1198 ;;
1199 --enable-kvm) kvm="yes"
1200 ;;
1201 --disable-hax) hax="no"
1202 ;;
1203 --enable-hax) hax="yes"
1204 ;;
1205 --disable-hvf) hvf="no"
1206 ;;
1207 --enable-hvf) hvf="yes"
1208 ;;
1209 --disable-whpx) whpx="no"
1210 ;;
1211 --enable-whpx) whpx="yes"
1212 ;;
1213 --disable-tcg-interpreter) tcg_interpreter="no"
1214 ;;
1215 --enable-tcg-interpreter) tcg_interpreter="yes"
1216 ;;
1217 --disable-cap-ng) cap_ng="no"
1218 ;;
1219 --enable-cap-ng) cap_ng="yes"
1220 ;;
1221 --disable-tcg) tcg="no"
1222 ;;
1223 --enable-tcg) tcg="yes"
1224 ;;
1225 --disable-malloc-trim) malloc_trim="no"
1226 ;;
1227 --enable-malloc-trim) malloc_trim="yes"
1228 ;;
1229 --disable-spice) spice="no"
1230 ;;
1231 --enable-spice) spice="yes"
1232 ;;
1233 --disable-libiscsi) libiscsi="no"
1234 ;;
1235 --enable-libiscsi) libiscsi="yes"
1236 ;;
1237 --disable-libnfs) libnfs="no"
1238 ;;
1239 --enable-libnfs) libnfs="yes"
1240 ;;
1241 --enable-profiler) profiler="yes"
1242 ;;
1243 --disable-cocoa) cocoa="no"
1244 ;;
1245 --enable-cocoa)
1246 cocoa="yes" ;
1247 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1248 ;;
1249 --disable-system) softmmu="no"
1250 ;;
1251 --enable-system) softmmu="yes"
1252 ;;
1253 --disable-user)
1254 linux_user="no" ;
1255 bsd_user="no" ;
1256 ;;
1257 --enable-user) ;;
1258 --disable-linux-user) linux_user="no"
1259 ;;
1260 --enable-linux-user) linux_user="yes"
1261 ;;
1262 --disable-bsd-user) bsd_user="no"
1263 ;;
1264 --enable-bsd-user) bsd_user="yes"
1265 ;;
1266 --enable-pie) pie="yes"
1267 ;;
1268 --disable-pie) pie="no"
1269 ;;
1270 --enable-werror) werror="yes"
1271 ;;
1272 --disable-werror) werror="no"
1273 ;;
1274 --enable-stack-protector) stack_protector="yes"
1275 ;;
1276 --disable-stack-protector) stack_protector="no"
1277 ;;
1278 --disable-curses) curses="no"
1279 ;;
1280 --enable-curses) curses="yes"
1281 ;;
1282 --disable-iconv) iconv="no"
1283 ;;
1284 --enable-iconv) iconv="yes"
1285 ;;
1286 --disable-curl) curl="no"
1287 ;;
1288 --enable-curl) curl="yes"
1289 ;;
1290 --disable-fdt) fdt="no"
1291 ;;
1292 --enable-fdt) fdt="yes"
1293 ;;
1294 --disable-linux-aio) linux_aio="no"
1295 ;;
1296 --enable-linux-aio) linux_aio="yes"
1297 ;;
1298 --disable-linux-io-uring) linux_io_uring="no"
1299 ;;
1300 --enable-linux-io-uring) linux_io_uring="yes"
1301 ;;
1302 --disable-attr) attr="no"
1303 ;;
1304 --enable-attr) attr="yes"
1305 ;;
1306 --disable-membarrier) membarrier="no"
1307 ;;
1308 --enable-membarrier) membarrier="yes"
1309 ;;
1310 --disable-blobs) blobs="no"
1311 ;;
1312 --with-pkgversion=*) pkgversion="$optarg"
1313 ;;
1314 --with-coroutine=*) coroutine="$optarg"
1315 ;;
1316 --disable-coroutine-pool) coroutine_pool="no"
1317 ;;
1318 --enable-coroutine-pool) coroutine_pool="yes"
1319 ;;
1320 --enable-debug-stack-usage) debug_stack_usage="yes"
1321 ;;
1322 --enable-crypto-afalg) crypto_afalg="yes"
1323 ;;
1324 --disable-crypto-afalg) crypto_afalg="no"
1325 ;;
1326 --disable-docs) docs="no"
1327 ;;
1328 --enable-docs) docs="yes"
1329 ;;
1330 --disable-vhost-net) vhost_net="no"
1331 ;;
1332 --enable-vhost-net) vhost_net="yes"
1333 ;;
1334 --disable-vhost-crypto) vhost_crypto="no"
1335 ;;
1336 --enable-vhost-crypto) vhost_crypto="yes"
1337 ;;
1338 --disable-vhost-scsi) vhost_scsi="no"
1339 ;;
1340 --enable-vhost-scsi) vhost_scsi="yes"
1341 ;;
1342 --disable-vhost-vsock) vhost_vsock="no"
1343 ;;
1344 --enable-vhost-vsock) vhost_vsock="yes"
1345 ;;
1346 --disable-vhost-user-fs) vhost_user_fs="no"
1347 ;;
1348 --enable-vhost-user-fs) vhost_user_fs="yes"
1349 ;;
1350 --disable-opengl) opengl="no"
1351 ;;
1352 --enable-opengl) opengl="yes"
1353 ;;
1354 --disable-rbd) rbd="no"
1355 ;;
1356 --enable-rbd) rbd="yes"
1357 ;;
1358 --disable-xfsctl) xfs="no"
1359 ;;
1360 --enable-xfsctl) xfs="yes"
1361 ;;
1362 --disable-smartcard) smartcard="no"
1363 ;;
1364 --enable-smartcard) smartcard="yes"
1365 ;;
1366 --disable-libusb) libusb="no"
1367 ;;
1368 --enable-libusb) libusb="yes"
1369 ;;
1370 --disable-usb-redir) usb_redir="no"
1371 ;;
1372 --enable-usb-redir) usb_redir="yes"
1373 ;;
1374 --disable-zlib-test) zlib="no"
1375 ;;
1376 --disable-lzo) lzo="no"
1377 ;;
1378 --enable-lzo) lzo="yes"
1379 ;;
1380 --disable-snappy) snappy="no"
1381 ;;
1382 --enable-snappy) snappy="yes"
1383 ;;
1384 --disable-bzip2) bzip2="no"
1385 ;;
1386 --enable-bzip2) bzip2="yes"
1387 ;;
1388 --enable-lzfse) lzfse="yes"
1389 ;;
1390 --disable-lzfse) lzfse="no"
1391 ;;
1392 --disable-zstd) zstd="no"
1393 ;;
1394 --enable-zstd) zstd="yes"
1395 ;;
1396 --enable-guest-agent) guest_agent="yes"
1397 ;;
1398 --disable-guest-agent) guest_agent="no"
1399 ;;
1400 --enable-guest-agent-msi) guest_agent_msi="yes"
1401 ;;
1402 --disable-guest-agent-msi) guest_agent_msi="no"
1403 ;;
1404 --with-vss-sdk) vss_win32_sdk=""
1405 ;;
1406 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1407 ;;
1408 --without-vss-sdk) vss_win32_sdk="no"
1409 ;;
1410 --with-win-sdk) win_sdk=""
1411 ;;
1412 --with-win-sdk=*) win_sdk="$optarg"
1413 ;;
1414 --without-win-sdk) win_sdk="no"
1415 ;;
1416 --enable-tools) want_tools="yes"
1417 ;;
1418 --disable-tools) want_tools="no"
1419 ;;
1420 --enable-seccomp) seccomp="yes"
1421 ;;
1422 --disable-seccomp) seccomp="no"
1423 ;;
1424 --disable-glusterfs) glusterfs="no"
1425 ;;
1426 --disable-avx2) avx2_opt="no"
1427 ;;
1428 --enable-avx2) avx2_opt="yes"
1429 ;;
1430 --disable-avx512f) avx512f_opt="no"
1431 ;;
1432 --enable-avx512f) avx512f_opt="yes"
1433 ;;
1434
1435 --enable-glusterfs) glusterfs="yes"
1436 ;;
1437 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1438 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1439 ;;
1440 --enable-vhdx|--disable-vhdx)
1441 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1442 ;;
1443 --enable-uuid|--disable-uuid)
1444 echo "$0: $opt is obsolete, UUID support is always built" >&2
1445 ;;
1446 --disable-gtk) gtk="no"
1447 ;;
1448 --enable-gtk) gtk="yes"
1449 ;;
1450 --tls-priority=*) tls_priority="$optarg"
1451 ;;
1452 --disable-gnutls) gnutls="no"
1453 ;;
1454 --enable-gnutls) gnutls="yes"
1455 ;;
1456 --disable-nettle) nettle="no"
1457 ;;
1458 --enable-nettle) nettle="yes"
1459 ;;
1460 --disable-gcrypt) gcrypt="no"
1461 ;;
1462 --enable-gcrypt) gcrypt="yes"
1463 ;;
1464 --disable-auth-pam) auth_pam="no"
1465 ;;
1466 --enable-auth-pam) auth_pam="yes"
1467 ;;
1468 --enable-rdma) rdma="yes"
1469 ;;
1470 --disable-rdma) rdma="no"
1471 ;;
1472 --enable-pvrdma) pvrdma="yes"
1473 ;;
1474 --disable-pvrdma) pvrdma="no"
1475 ;;
1476 --disable-vte) vte="no"
1477 ;;
1478 --enable-vte) vte="yes"
1479 ;;
1480 --disable-virglrenderer) virglrenderer="no"
1481 ;;
1482 --enable-virglrenderer) virglrenderer="yes"
1483 ;;
1484 --disable-tpm) tpm="no"
1485 ;;
1486 --enable-tpm) tpm="yes"
1487 ;;
1488 --disable-libssh) libssh="no"
1489 ;;
1490 --enable-libssh) libssh="yes"
1491 ;;
1492 --disable-live-block-migration) live_block_migration="no"
1493 ;;
1494 --enable-live-block-migration) live_block_migration="yes"
1495 ;;
1496 --disable-numa) numa="no"
1497 ;;
1498 --enable-numa) numa="yes"
1499 ;;
1500 --disable-libxml2) libxml2="no"
1501 ;;
1502 --enable-libxml2) libxml2="yes"
1503 ;;
1504 --disable-tcmalloc) tcmalloc="no"
1505 ;;
1506 --enable-tcmalloc) tcmalloc="yes"
1507 ;;
1508 --disable-jemalloc) jemalloc="no"
1509 ;;
1510 --enable-jemalloc) jemalloc="yes"
1511 ;;
1512 --disable-replication) replication="no"
1513 ;;
1514 --enable-replication) replication="yes"
1515 ;;
1516 --disable-vxhs) vxhs="no"
1517 ;;
1518 --enable-vxhs) vxhs="yes"
1519 ;;
1520 --disable-bochs) bochs="no"
1521 ;;
1522 --enable-bochs) bochs="yes"
1523 ;;
1524 --disable-cloop) cloop="no"
1525 ;;
1526 --enable-cloop) cloop="yes"
1527 ;;
1528 --disable-dmg) dmg="no"
1529 ;;
1530 --enable-dmg) dmg="yes"
1531 ;;
1532 --disable-qcow1) qcow1="no"
1533 ;;
1534 --enable-qcow1) qcow1="yes"
1535 ;;
1536 --disable-vdi) vdi="no"
1537 ;;
1538 --enable-vdi) vdi="yes"
1539 ;;
1540 --disable-vvfat) vvfat="no"
1541 ;;
1542 --enable-vvfat) vvfat="yes"
1543 ;;
1544 --disable-qed) qed="no"
1545 ;;
1546 --enable-qed) qed="yes"
1547 ;;
1548 --disable-parallels) parallels="no"
1549 ;;
1550 --enable-parallels) parallels="yes"
1551 ;;
1552 --disable-sheepdog) sheepdog="no"
1553 ;;
1554 --enable-sheepdog) sheepdog="yes"
1555 ;;
1556 --disable-vhost-user) vhost_user="no"
1557 ;;
1558 --enable-vhost-user) vhost_user="yes"
1559 ;;
1560 --disable-vhost-kernel) vhost_kernel="no"
1561 ;;
1562 --enable-vhost-kernel) vhost_kernel="yes"
1563 ;;
1564 --disable-capstone) capstone="no"
1565 ;;
1566 --enable-capstone) capstone="yes"
1567 ;;
1568 --enable-capstone=git) capstone="git"
1569 ;;
1570 --enable-capstone=system) capstone="system"
1571 ;;
1572 --with-git=*) git="$optarg"
1573 ;;
1574 --enable-git-update) git_update=yes
1575 ;;
1576 --disable-git-update) git_update=no
1577 ;;
1578 --enable-debug-mutex) debug_mutex=yes
1579 ;;
1580 --disable-debug-mutex) debug_mutex=no
1581 ;;
1582 --enable-libpmem) libpmem=yes
1583 ;;
1584 --disable-libpmem) libpmem=no
1585 ;;
1586 --enable-xkbcommon) xkbcommon=yes
1587 ;;
1588 --disable-xkbcommon) xkbcommon=no
1589 ;;
1590 --enable-plugins) plugins="yes"
1591 ;;
1592 --disable-plugins) plugins="no"
1593 ;;
1594 --enable-containers) use_containers="yes"
1595 ;;
1596 --disable-containers) use_containers="no"
1597 ;;
1598 --enable-fuzzing) fuzzing=yes
1599 ;;
1600 --disable-fuzzing) fuzzing=no
1601 ;;
1602 --gdb=*) gdb_bin="$optarg"
1603 ;;
1604 *)
1605 echo "ERROR: unknown option $opt"
1606 echo "Try '$0 --help' for more information"
1607 exit 1
1608 ;;
1609 esac
1610 done
1611
1612 case "$cpu" in
1613 ppc)
1614 CPU_CFLAGS="-m32"
1615 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1616 ;;
1617 ppc64)
1618 CPU_CFLAGS="-m64"
1619 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1620 ;;
1621 sparc)
1622 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1623 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS"
1624 ;;
1625 sparc64)
1626 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1627 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1628 ;;
1629 s390)
1630 CPU_CFLAGS="-m31"
1631 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS"
1632 ;;
1633 s390x)
1634 CPU_CFLAGS="-m64"
1635 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1636 ;;
1637 i386)
1638 CPU_CFLAGS="-m32"
1639 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1640 ;;
1641 x86_64)
1642 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1643 # If we truly care, we should simply detect this case at
1644 # runtime and generate the fallback to serial emulation.
1645 CPU_CFLAGS="-m64 -mcx16"
1646 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1647 ;;
1648 x32)
1649 CPU_CFLAGS="-mx32"
1650 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS"
1651 ;;
1652 # No special flags required for other host CPUs
1653 esac
1654
1655 eval "cross_cc_${cpu}=\$host_cc"
1656 cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
1657 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1658
1659 # For user-mode emulation the host arch has to be one we explicitly
1660 # support, even if we're using TCI.
1661 if [ "$ARCH" = "unknown" ]; then
1662 bsd_user="no"
1663 linux_user="no"
1664 fi
1665
1666 default_target_list=""
1667
1668 mak_wilds=""
1669
1670 if [ "$softmmu" = "yes" ]; then
1671 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1672 fi
1673 if [ "$linux_user" = "yes" ]; then
1674 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1675 fi
1676 if [ "$bsd_user" = "yes" ]; then
1677 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1678 fi
1679
1680 if test -z "$target_list_exclude"; then
1681 for config in $mak_wilds; do
1682 default_target_list="${default_target_list} $(basename "$config" .mak)"
1683 done
1684 else
1685 exclude_list=$(echo "$target_list_exclude" | sed -e 's/,/ /g')
1686 for config in $mak_wilds; do
1687 target="$(basename "$config" .mak)"
1688 exclude="no"
1689 for excl in $exclude_list; do
1690 if test "$excl" = "$target"; then
1691 exclude="yes"
1692 break;
1693 fi
1694 done
1695 if test "$exclude" = "no"; then
1696 default_target_list="${default_target_list} $target"
1697 fi
1698 done
1699 fi
1700
1701 # Enumerate public trace backends for --help output
1702 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1703
1704 if test x"$show_help" = x"yes" ; then
1705 cat << EOF
1706
1707 Usage: configure [options]
1708 Options: [defaults in brackets after descriptions]
1709
1710 Standard options:
1711 --help print this message
1712 --prefix=PREFIX install in PREFIX [$prefix]
1713 --interp-prefix=PREFIX where to find shared libraries, etc.
1714 use %M for cpu name [$interp_prefix]
1715 --target-list=LIST set target list (default: build everything)
1716 $(echo Available targets: $default_target_list | \
1717 fold -s -w 53 | sed -e 's/^/ /')
1718 --target-list-exclude=LIST exclude a set of targets from the default target-list
1719
1720 Advanced options (experts only):
1721 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1722 --cc=CC use C compiler CC [$cc]
1723 --iasl=IASL use ACPI compiler IASL [$iasl]
1724 --host-cc=CC use C compiler CC [$host_cc] for code run at
1725 build time
1726 --cxx=CXX use C++ compiler CXX [$cxx]
1727 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1728 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1729 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1730 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1731 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1732 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
1733 --make=MAKE use specified make [$make]
1734 --install=INSTALL use specified install [$install]
1735 --python=PYTHON use specified python [$python]
1736 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build]
1737 --smbd=SMBD use specified smbd [$smbd]
1738 --with-git=GIT use specified git [$git]
1739 --static enable static build [$static]
1740 --mandir=PATH install man pages in PATH
1741 --datadir=PATH install firmware in PATH$confsuffix
1742 --docdir=PATH install documentation in PATH$confsuffix
1743 --bindir=PATH install binaries in PATH
1744 --libdir=PATH install libraries in PATH
1745 --libexecdir=PATH install helper binaries in PATH
1746 --sysconfdir=PATH install config in PATH$confsuffix
1747 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1748 --firmwarepath=PATH search PATH for firmware files
1749 --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1750 --with-pkgversion=VERS use specified string as sub-version of the package
1751 --enable-debug enable common debug build options
1752 --enable-sanitizers enable default sanitizers
1753 --disable-strip disable stripping binaries
1754 --disable-werror disable compilation abort on warning
1755 --disable-stack-protector disable compiler-provided stack protection
1756 --audio-drv-list=LIST set audio drivers list:
1757 Available drivers: $audio_possible_drivers
1758 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1759 --block-drv-rw-whitelist=L
1760 set block driver read-write whitelist
1761 (affects only QEMU, not qemu-img)
1762 --block-drv-ro-whitelist=L
1763 set block driver read-only whitelist
1764 (affects only QEMU, not qemu-img)
1765 --enable-trace-backends=B Set trace backend
1766 Available backends: $trace_backend_list
1767 --with-trace-file=NAME Full PATH,NAME of file to store traces
1768 Default:trace-<pid>
1769 --disable-slirp disable SLIRP userspace network connectivity
1770 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1771 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1772 --oss-lib path to OSS library
1773 --cpu=CPU Build for host CPU [$cpu]
1774 --with-coroutine=BACKEND coroutine backend. Supported options:
1775 ucontext, sigaltstack, windows
1776 --enable-gcov enable test coverage analysis with gcov
1777 --gcov=GCOV use specified gcov [$gcov_tool]
1778 --disable-blobs disable installing provided firmware blobs
1779 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1780 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1781 --tls-priority default TLS protocol/cipher priority string
1782 --enable-gprof QEMU profiling with gprof
1783 --enable-profiler profiler support
1784 --enable-debug-stack-usage
1785 track the maximum stack usage of stacks created by qemu_alloc_stack
1786 --enable-plugins
1787 enable plugins via shared library loading
1788 --disable-containers don't use containers for cross-building
1789 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin]
1790
1791 Optional features, enabled with --enable-FEATURE and
1792 disabled with --disable-FEATURE, default is enabled if available:
1793
1794 system all system emulation targets
1795 user supported user emulation targets
1796 linux-user all linux usermode emulation targets
1797 bsd-user all BSD usermode emulation targets
1798 docs build documentation
1799 guest-agent build the QEMU Guest Agent
1800 guest-agent-msi build guest agent Windows MSI installation package
1801 pie Position Independent Executables
1802 modules modules support (non-Windows)
1803 module-upgrades try to load modules from alternate paths for upgrades
1804 debug-tcg TCG debugging (default is disabled)
1805 debug-info debugging information
1806 sparse sparse checker
1807
1808 gnutls GNUTLS cryptography support
1809 nettle nettle cryptography support
1810 gcrypt libgcrypt cryptography support
1811 auth-pam PAM access control
1812 sdl SDL UI
1813 sdl-image SDL Image support for icons
1814 gtk gtk UI
1815 vte vte support for the gtk UI
1816 curses curses UI
1817 iconv font glyph conversion support
1818 vnc VNC UI support
1819 vnc-sasl SASL encryption for VNC server
1820 vnc-jpeg JPEG lossy compression for VNC server
1821 vnc-png PNG compression for VNC server
1822 cocoa Cocoa UI (Mac OS X only)
1823 virtfs VirtFS
1824 mpath Multipath persistent reservation passthrough
1825 xen xen backend driver support
1826 xen-pci-passthrough PCI passthrough support for Xen
1827 brlapi BrlAPI (Braile)
1828 curl curl connectivity
1829 membarrier membarrier system call (for Linux 4.14+ or Windows)
1830 fdt fdt device tree
1831 kvm KVM acceleration support
1832 hax HAX acceleration support
1833 hvf Hypervisor.framework acceleration support
1834 whpx Windows Hypervisor Platform acceleration support
1835 rdma Enable RDMA-based migration
1836 pvrdma Enable PVRDMA support
1837 vde support for vde network
1838 netmap support for netmap network
1839 linux-aio Linux AIO support
1840 linux-io-uring Linux io_uring support
1841 cap-ng libcap-ng support
1842 attr attr and xattr support
1843 vhost-net vhost-net kernel acceleration support
1844 vhost-vsock virtio sockets device support
1845 vhost-scsi vhost-scsi kernel target support
1846 vhost-crypto vhost-user-crypto backend support
1847 vhost-kernel vhost kernel backend support
1848 vhost-user vhost-user backend support
1849 spice spice
1850 rbd rados block device (rbd)
1851 libiscsi iscsi support
1852 libnfs nfs support
1853 smartcard smartcard support (libcacard)
1854 libusb libusb (for usb passthrough)
1855 live-block-migration Block migration in the main migration stream
1856 usb-redir usb network redirection support
1857 lzo support of lzo compression library
1858 snappy support of snappy compression library
1859 bzip2 support of bzip2 compression library
1860 (for reading bzip2-compressed dmg images)
1861 lzfse support of lzfse compression library
1862 (for reading lzfse-compressed dmg images)
1863 zstd support for zstd compression library
1864 (for migration compression and qcow2 cluster compression)
1865 seccomp seccomp support
1866 coroutine-pool coroutine freelist (better performance)
1867 glusterfs GlusterFS backend
1868 tpm TPM support
1869 libssh ssh block device support
1870 numa libnuma support
1871 libxml2 for Parallels image format
1872 tcmalloc tcmalloc support
1873 jemalloc jemalloc support
1874 avx2 AVX2 optimization support
1875 avx512f AVX512F optimization support
1876 replication replication support
1877 opengl opengl support
1878 virglrenderer virgl rendering support
1879 xfsctl xfsctl support
1880 qom-cast-debug cast debugging support
1881 tools build qemu-io, qemu-nbd and qemu-img tools
1882 vxhs Veritas HyperScale vDisk backend support
1883 bochs bochs image format support
1884 cloop cloop image format support
1885 dmg dmg image format support
1886 qcow1 qcow v1 image format support
1887 vdi vdi image format support
1888 vvfat vvfat image format support
1889 qed qed image format support
1890 parallels parallels image format support
1891 sheepdog sheepdog block driver support
1892 crypto-afalg Linux AF_ALG crypto backend driver
1893 capstone capstone disassembler support
1894 debug-mutex mutex debugging support
1895 libpmem libpmem support
1896 xkbcommon xkbcommon support
1897
1898 NOTE: The object files are built at the place where configure is launched
1899 EOF
1900 exit 0
1901 fi
1902
1903 # Remove old dependency files to make sure that they get properly regenerated
1904 rm -f */config-devices.mak.d
1905
1906 # Remove syscall_nr.h to be sure they will be regenerated in the build
1907 # directory, not in the source directory
1908 for arch in alpha hppa m68k xtensa sh4 microblaze arm ppc s390x sparc sparc64 \
1909 i386 x86_64 mips mips64 ; do
1910 # remove the file if it has been generated in the source directory
1911 rm -f "${source_path}/linux-user/${arch}/syscall_nr.h"
1912 # remove the dependency files
1913 for target in ${arch}*-linux-user ; do
1914 test -d "${target}" && find "${target}" -type f -name "*.d" \
1915 -exec grep -q "${source_path}/linux-user/${arch}/syscall_nr.h" {} \; \
1916 -print | while read file ; do rm "${file}" "${file%.d}.o" ; done
1917 done
1918 done
1919
1920 if test -z "$python"
1921 then
1922 error_exit "Python not found. Use --python=/path/to/python"
1923 fi
1924
1925 # Note that if the Python conditional here evaluates True we will exit
1926 # with status 1 which is a shell 'false' value.
1927 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,5))'; then
1928 error_exit "Cannot use '$python', Python >= 3.5 is required." \
1929 "Use --python=/path/to/python to specify a supported Python."
1930 fi
1931
1932 # Preserve python version since some functionality is dependent on it
1933 python_version=$($python -c 'import sys; print("%d.%d.%d" % (sys.version_info[0], sys.version_info[1], sys.version_info[2]))' 2>/dev/null)
1934
1935 # Suppress writing compiled files
1936 python="$python -B"
1937
1938 # Check that the C compiler works. Doing this here before testing
1939 # the host CPU ensures that we had a valid CC to autodetect the
1940 # $cpu var (and we should bail right here if that's not the case).
1941 # It also allows the help message to be printed without a CC.
1942 write_c_skeleton;
1943 if compile_object ; then
1944 : C compiler works ok
1945 else
1946 error_exit "\"$cc\" either does not exist or does not work"
1947 fi
1948 if ! compile_prog ; then
1949 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
1950 fi
1951
1952 # Now we have handled --enable-tcg-interpreter and know we're not just
1953 # printing the help message, bail out if the host CPU isn't supported.
1954 if test "$ARCH" = "unknown"; then
1955 if test "$tcg_interpreter" = "yes" ; then
1956 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1957 else
1958 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1959 fi
1960 fi
1961
1962 # Consult white-list to determine whether to enable werror
1963 # by default. Only enable by default for git builds
1964 if test -z "$werror" ; then
1965 if test -e "$source_path/.git" && \
1966 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
1967 werror="yes"
1968 else
1969 werror="no"
1970 fi
1971 fi
1972
1973 if test "$bogus_os" = "yes"; then
1974 # Now that we know that we're not printing the help and that
1975 # the compiler works (so the results of the check_defines we used
1976 # to identify the OS are reliable), if we didn't recognize the
1977 # host OS we should stop now.
1978 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
1979 fi
1980
1981 # Check whether the compiler matches our minimum requirements:
1982 cat > $TMPC << EOF
1983 #if defined(__clang_major__) && defined(__clang_minor__)
1984 # ifdef __apple_build_version__
1985 # if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1)
1986 # error You need at least XCode Clang v5.1 to compile QEMU
1987 # endif
1988 # else
1989 # if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4)
1990 # error You need at least Clang v3.4 to compile QEMU
1991 # endif
1992 # endif
1993 #elif defined(__GNUC__) && defined(__GNUC_MINOR__)
1994 # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)
1995 # error You need at least GCC v4.8 to compile QEMU
1996 # endif
1997 #else
1998 # error You either need GCC or Clang to compiler QEMU
1999 #endif
2000 int main (void) { return 0; }
2001 EOF
2002 if ! compile_prog "" "" ; then
2003 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)"
2004 fi
2005
2006 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
2007 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
2008 gcc_flags="-Wno-missing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
2009 gcc_flags="-Wendif-labels -Wno-shift-negative-value $gcc_flags"
2010 gcc_flags="-Wno-initializer-overrides -Wexpansion-to-defined $gcc_flags"
2011 gcc_flags="-Wno-string-plus-int -Wno-typedef-redefinition $gcc_flags"
2012 # Note that we do not add -Werror to gcc_flags here, because that would
2013 # enable it for all configure tests. If a configure test failed due
2014 # to -Werror this would just silently disable some features,
2015 # so it's too error prone.
2016
2017 cc_has_warning_flag() {
2018 write_c_skeleton;
2019
2020 # Use the positive sense of the flag when testing for -Wno-wombat
2021 # support (gcc will happily accept the -Wno- form of unknown
2022 # warning options).
2023 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
2024 compile_prog "-Werror $optflag" ""
2025 }
2026
2027 for flag in $gcc_flags; do
2028 if cc_has_warning_flag $flag ; then
2029 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2030 fi
2031 done
2032
2033 if test "$stack_protector" != "no"; then
2034 cat > $TMPC << EOF
2035 int main(int argc, char *argv[])
2036 {
2037 char arr[64], *p = arr, *c = argv[0];
2038 while (*c) {
2039 *p++ = *c++;
2040 }
2041 return 0;
2042 }
2043 EOF
2044 gcc_flags="-fstack-protector-strong -fstack-protector-all"
2045 sp_on=0
2046 for flag in $gcc_flags; do
2047 # We need to check both a compile and a link, since some compiler
2048 # setups fail only on a .c->.o compile and some only at link time
2049 if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
2050 compile_prog "-Werror $flag" ""; then
2051 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2052 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
2053 sp_on=1
2054 break
2055 fi
2056 done
2057 if test "$stack_protector" = yes; then
2058 if test $sp_on = 0; then
2059 error_exit "Stack protector not supported"
2060 fi
2061 fi
2062 fi
2063
2064 # Disable -Wmissing-braces on older compilers that warn even for
2065 # the "universal" C zero initializer {0}.
2066 cat > $TMPC << EOF
2067 struct {
2068 int a[2];
2069 } x = {0};
2070 EOF
2071 if compile_object "-Werror" "" ; then
2072 :
2073 else
2074 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
2075 fi
2076
2077 # Our module code doesn't support Windows
2078 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
2079 error_exit "Modules are not available for Windows"
2080 fi
2081
2082 # module_upgrades is only reasonable if modules are enabled
2083 if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then
2084 error_exit "Can't enable module-upgrades as Modules are not enabled"
2085 fi
2086
2087 # Static linking is not possible with modules or PIE
2088 if test "$static" = "yes" ; then
2089 if test "$modules" = "yes" ; then
2090 error_exit "static and modules are mutually incompatible"
2091 fi
2092 fi
2093
2094 # Unconditional check for compiler __thread support
2095 cat > $TMPC << EOF
2096 static __thread int tls_var;
2097 int main(void) { return tls_var; }
2098 EOF
2099
2100 if ! compile_prog "-Werror" "" ; then
2101 error_exit "Your compiler does not support the __thread specifier for " \
2102 "Thread-Local Storage (TLS). Please upgrade to a version that does."
2103 fi
2104
2105 cat > $TMPC << EOF
2106
2107 #ifdef __linux__
2108 # define THREAD __thread
2109 #else
2110 # define THREAD
2111 #endif
2112 static THREAD int tls_var;
2113 int main(void) { return tls_var; }
2114 EOF
2115
2116 # Check we support --no-pie first; we will need this for building ROMs.
2117 if compile_prog "-Werror -fno-pie" "-no-pie"; then
2118 CFLAGS_NOPIE="-fno-pie"
2119 LDFLAGS_NOPIE="-no-pie"
2120 fi
2121
2122 if test "$static" = "yes"; then
2123 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
2124 QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
2125 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS"
2126 pie="yes"
2127 elif test "$pie" = "yes"; then
2128 error_exit "-static-pie not available due to missing toolchain support"
2129 else
2130 QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
2131 pie="no"
2132 fi
2133 elif test "$pie" = "no"; then
2134 QEMU_CFLAGS="$CFLAGS_NOPIE $QEMU_CFLAGS"
2135 QEMU_LDFLAGS="$LDFLAGS_NOPIE $QEMU_LDFLAGS"
2136 elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
2137 QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
2138 QEMU_LDFLAGS="-pie $QEMU_LDFLAGS"
2139 pie="yes"
2140 elif test "$pie" = "yes"; then
2141 error_exit "PIE not available due to missing toolchain support"
2142 else
2143 echo "Disabling PIE due to missing toolchain support"
2144 pie="no"
2145 fi
2146
2147 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
2148 # The combination is known as "full relro", because .got.plt is read-only too.
2149 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
2150 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
2151 fi
2152
2153 ##########################################
2154 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
2155 # use i686 as default anyway, but for those that don't, an explicit
2156 # specification is necessary
2157
2158 if test "$cpu" = "i386"; then
2159 cat > $TMPC << EOF
2160 static int sfaa(int *ptr)
2161 {
2162 return __sync_fetch_and_and(ptr, 0);
2163 }
2164
2165 int main(void)
2166 {
2167 int val = 42;
2168 val = __sync_val_compare_and_swap(&val, 0, 1);
2169 sfaa(&val);
2170 return val;
2171 }
2172 EOF
2173 if ! compile_prog "" "" ; then
2174 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
2175 fi
2176 fi
2177
2178 #########################################
2179 # Solaris specific configure tool chain decisions
2180
2181 if test "$solaris" = "yes" ; then
2182 if has $install; then
2183 :
2184 else
2185 error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
2186 "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
2187 "to get ginstall which is used by default (which lives in /opt/csw/bin)"
2188 fi
2189 if test "$(path_of $install)" = "/usr/sbin/install" ; then
2190 error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
2191 "try ginstall from the GNU fileutils available from www.blastwave.org" \
2192 "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
2193 fi
2194 if has ar; then
2195 :
2196 else
2197 if test -f /usr/ccs/bin/ar ; then
2198 error_exit "No path includes ar" \
2199 "Add /usr/ccs/bin to your path and rerun configure"
2200 fi
2201 error_exit "No path includes ar"
2202 fi
2203 fi
2204
2205 if test -z "${target_list+xxx}" ; then
2206 for target in $default_target_list; do
2207 supported_target $target 2>/dev/null && \
2208 target_list="$target_list $target"
2209 done
2210 target_list="${target_list# }"
2211 else
2212 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
2213 for target in $target_list; do
2214 # Check that we recognised the target name; this allows a more
2215 # friendly error message than if we let it fall through.
2216 case " $default_target_list " in
2217 *" $target "*)
2218 ;;
2219 *)
2220 error_exit "Unknown target name '$target'"
2221 ;;
2222 esac
2223 supported_target $target || exit 1
2224 done
2225 fi
2226
2227 # see if system emulation was really requested
2228 case " $target_list " in
2229 *"-softmmu "*) softmmu=yes
2230 ;;
2231 *) softmmu=no
2232 ;;
2233 esac
2234
2235 for target in $target_list; do
2236 case "$target" in
2237 arm-softmmu | aarch64-softmmu | i386-softmmu | x86_64-softmmu)
2238 edk2_blobs="yes"
2239 ;;
2240 esac
2241 done
2242 # The EDK2 binaries are compressed with bzip2
2243 if test "$edk2_blobs" = "yes" && ! has bzip2; then
2244 error_exit "The bzip2 program is required for building QEMU"
2245 fi
2246
2247 feature_not_found() {
2248 feature=$1
2249 remedy=$2
2250
2251 error_exit "User requested feature $feature" \
2252 "configure was not able to find it." \
2253 "$remedy"
2254 }
2255
2256 # ---
2257 # big/little endian test
2258 cat > $TMPC << EOF
2259 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
2260 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
2261 extern int foo(short *, short *);
2262 int main(int argc, char *argv[]) {
2263 return foo(big_endian, little_endian);
2264 }
2265 EOF
2266
2267 if compile_object ; then
2268 if strings -a $TMPO | grep -q BiGeNdIaN ; then
2269 bigendian="yes"
2270 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
2271 bigendian="no"
2272 else
2273 echo big/little test failed
2274 fi
2275 else
2276 echo big/little test failed
2277 fi
2278
2279 ##########################################
2280 # system tools
2281 if test -z "$want_tools"; then
2282 if test "$softmmu" = "no"; then
2283 want_tools=no
2284 else
2285 want_tools=yes
2286 fi
2287 fi
2288
2289 ##########################################
2290 # cocoa implies not SDL or GTK
2291 # (the cocoa UI code currently assumes it is always the active UI
2292 # and doesn't interact well with other UI frontend code)
2293 if test "$cocoa" = "yes"; then
2294 if test "$sdl" = "yes"; then
2295 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
2296 fi
2297 if test "$gtk" = "yes"; then
2298 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
2299 fi
2300 gtk=no
2301 sdl=no
2302 fi
2303
2304 # Some versions of Mac OS X incorrectly define SIZE_MAX
2305 cat > $TMPC << EOF
2306 #include <stdint.h>
2307 #include <stdio.h>
2308 int main(int argc, char *argv[]) {
2309 return printf("%zu", SIZE_MAX);
2310 }
2311 EOF
2312 have_broken_size_max=no
2313 if ! compile_object -Werror ; then
2314 have_broken_size_max=yes
2315 fi
2316
2317 ##########################################
2318 # L2TPV3 probe
2319
2320 cat > $TMPC <<EOF
2321 #include <sys/socket.h>
2322 #include <linux/ip.h>
2323 int main(void) { return sizeof(struct mmsghdr); }
2324 EOF
2325 if compile_prog "" "" ; then
2326 l2tpv3=yes
2327 else
2328 l2tpv3=no
2329 fi
2330
2331 #########################################
2332 # vhost interdependencies and host support
2333
2334 # vhost backends
2335 test "$vhost_user" = "" && vhost_user=yes
2336 if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
2337 error_exit "vhost-user isn't available on win32"
2338 fi
2339 test "$vhost_kernel" = "" && vhost_kernel=$linux
2340 if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
2341 error_exit "vhost-kernel is only available on Linux"
2342 fi
2343
2344 # vhost-kernel devices
2345 test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
2346 if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
2347 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
2348 fi
2349 test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
2350 if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
2351 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
2352 fi
2353
2354 # vhost-user backends
2355 test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
2356 if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
2357 error_exit "--enable-vhost-net-user requires --enable-vhost-user"
2358 fi
2359 test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
2360 if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
2361 error_exit "--enable-vhost-crypto requires --enable-vhost-user"
2362 fi
2363 test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
2364 if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
2365 error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
2366 fi
2367
2368 # OR the vhost-kernel and vhost-user values for simplicity
2369 if test "$vhost_net" = ""; then
2370 test "$vhost_net_user" = "yes" && vhost_net=yes
2371 test "$vhost_kernel" = "yes" && vhost_net=yes
2372 fi
2373
2374 ##########################################
2375 # MinGW / Mingw-w64 localtime_r/gmtime_r check
2376
2377 if test "$mingw32" = "yes"; then
2378 # Some versions of MinGW / Mingw-w64 lack localtime_r
2379 # and gmtime_r entirely.
2380 #
2381 # Some versions of Mingw-w64 define a macro for
2382 # localtime_r/gmtime_r.
2383 #
2384 # Some versions of Mingw-w64 will define functions
2385 # for localtime_r/gmtime_r, but only if you have
2386 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2387 # though, unistd.h and pthread.h both define
2388 # that for you.
2389 #
2390 # So this #undef localtime_r and #include <unistd.h>
2391 # are not in fact redundant.
2392 cat > $TMPC << EOF
2393 #include <unistd.h>
2394 #include <time.h>
2395 #undef localtime_r
2396 int main(void) { localtime_r(NULL, NULL); return 0; }
2397 EOF
2398 if compile_prog "" "" ; then
2399 localtime_r="yes"
2400 else
2401 localtime_r="no"
2402 fi
2403 fi
2404
2405 ##########################################
2406 # pkg-config probe
2407
2408 if ! has "$pkg_config_exe"; then
2409 error_exit "pkg-config binary '$pkg_config_exe' not found"
2410 fi
2411
2412 ##########################################
2413 # NPTL probe
2414
2415 if test "$linux_user" = "yes"; then
2416 cat > $TMPC <<EOF
2417 #include <sched.h>
2418 #include <linux/futex.h>
2419 int main(void) {
2420 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2421 #error bork
2422 #endif
2423 return 0;
2424 }
2425 EOF
2426 if ! compile_object ; then
2427 feature_not_found "nptl" "Install glibc and linux kernel headers."
2428 fi
2429 fi
2430
2431 ##########################################
2432 # lzo check
2433
2434 if test "$lzo" != "no" ; then
2435 cat > $TMPC << EOF
2436 #include <lzo/lzo1x.h>
2437 int main(void) { lzo_version(); return 0; }
2438 EOF
2439 if compile_prog "" "-llzo2" ; then
2440 libs_softmmu="$libs_softmmu -llzo2"
2441 lzo="yes"
2442 else
2443 if test "$lzo" = "yes"; then
2444 feature_not_found "liblzo2" "Install liblzo2 devel"
2445 fi
2446 lzo="no"
2447 fi
2448 fi
2449
2450 ##########################################
2451 # snappy check
2452
2453 if test "$snappy" != "no" ; then
2454 cat > $TMPC << EOF
2455 #include <snappy-c.h>
2456 int main(void) { snappy_max_compressed_length(4096); return 0; }
2457 EOF
2458 if compile_prog "" "-lsnappy" ; then
2459 libs_softmmu="$libs_softmmu -lsnappy"
2460 snappy="yes"
2461 else
2462 if test "$snappy" = "yes"; then
2463 feature_not_found "libsnappy" "Install libsnappy devel"
2464 fi
2465 snappy="no"
2466 fi
2467 fi
2468
2469 ##########################################
2470 # bzip2 check
2471
2472 if test "$bzip2" != "no" ; then
2473 cat > $TMPC << EOF
2474 #include <bzlib.h>
2475 int main(void) { BZ2_bzlibVersion(); return 0; }
2476 EOF
2477 if compile_prog "" "-lbz2" ; then
2478 bzip2="yes"
2479 else
2480 if test "$bzip2" = "yes"; then
2481 feature_not_found "libbzip2" "Install libbzip2 devel"
2482 fi
2483 bzip2="no"
2484 fi
2485 fi
2486
2487 ##########################################
2488 # lzfse check
2489
2490 if test "$lzfse" != "no" ; then
2491 cat > $TMPC << EOF
2492 #include <lzfse.h>
2493 int main(void) { lzfse_decode_scratch_size(); return 0; }
2494 EOF
2495 if compile_prog "" "-llzfse" ; then
2496 lzfse="yes"
2497 else
2498 if test "$lzfse" = "yes"; then
2499 feature_not_found "lzfse" "Install lzfse devel"
2500 fi
2501 lzfse="no"
2502 fi
2503 fi
2504
2505 ##########################################
2506 # zstd check
2507
2508 if test "$zstd" != "no" ; then
2509 libzstd_minver="1.4.0"
2510 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then
2511 zstd_cflags="$($pkg_config --cflags libzstd)"
2512 zstd_libs="$($pkg_config --libs libzstd)"
2513 LIBS="$zstd_libs $LIBS"
2514 QEMU_CFLAGS="$QEMU_CFLAGS $zstd_cflags"
2515 zstd="yes"
2516 else
2517 if test "$zstd" = "yes" ; then
2518 feature_not_found "libzstd" "Install libzstd devel"
2519 fi
2520 zstd="no"
2521 fi
2522 fi
2523
2524 ##########################################
2525 # libseccomp check
2526
2527 if test "$seccomp" != "no" ; then
2528 libseccomp_minver="2.3.0"
2529 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2530 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2531 seccomp_libs="$($pkg_config --libs libseccomp)"
2532 seccomp="yes"
2533 else
2534 if test "$seccomp" = "yes" ; then
2535 feature_not_found "libseccomp" \
2536 "Install libseccomp devel >= $libseccomp_minver"
2537 fi
2538 seccomp="no"
2539 fi
2540 fi
2541 ##########################################
2542 # xen probe
2543
2544 if test "$xen" != "no" ; then
2545 # Check whether Xen library path is specified via --extra-ldflags to avoid
2546 # overriding this setting with pkg-config output. If not, try pkg-config
2547 # to obtain all needed flags.
2548
2549 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2550 $pkg_config --exists xencontrol ; then
2551 xen_ctrl_version="$(printf '%d%02d%02d' \
2552 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2553 xen=yes
2554 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2555 xen_pc="$xen_pc xenevtchn xendevicemodel"
2556 if $pkg_config --exists xentoolcore; then
2557 xen_pc="$xen_pc xentoolcore"
2558 fi
2559 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2560 libs_softmmu="$($pkg_config --libs $xen_pc) $libs_softmmu"
2561 else
2562
2563 xen_libs="-lxenstore -lxenctrl -lxenguest"
2564 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2565
2566 # First we test whether Xen headers and libraries are available.
2567 # If no, we are done and there is no Xen support.
2568 # If yes, more tests are run to detect the Xen version.
2569
2570 # Xen (any)
2571 cat > $TMPC <<EOF
2572 #include <xenctrl.h>
2573 int main(void) {
2574 return 0;
2575 }
2576 EOF
2577 if ! compile_prog "" "$xen_libs" ; then
2578 # Xen not found
2579 if test "$xen" = "yes" ; then
2580 feature_not_found "xen" "Install xen devel"
2581 fi
2582 xen=no
2583
2584 # Xen unstable
2585 elif
2586 cat > $TMPC <<EOF &&
2587 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2588 #define __XEN_TOOLS__
2589 #include <xendevicemodel.h>
2590 #include <xenforeignmemory.h>
2591 int main(void) {
2592 xendevicemodel_handle *xd;
2593 xenforeignmemory_handle *xfmem;
2594
2595 xd = xendevicemodel_open(0, 0);
2596 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
2597
2598 xfmem = xenforeignmemory_open(0, 0);
2599 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
2600
2601 return 0;
2602 }
2603 EOF
2604 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2605 then
2606 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2607 xen_ctrl_version=41100
2608 xen=yes
2609 elif
2610 cat > $TMPC <<EOF &&
2611 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2612 #include <xenforeignmemory.h>
2613 #include <xentoolcore.h>
2614 int main(void) {
2615 xenforeignmemory_handle *xfmem;
2616
2617 xfmem = xenforeignmemory_open(0, 0);
2618 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2619 xentoolcore_restrict_all(0);
2620
2621 return 0;
2622 }
2623 EOF
2624 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2625 then
2626 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2627 xen_ctrl_version=41000
2628 xen=yes
2629 elif
2630 cat > $TMPC <<EOF &&
2631 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2632 #define __XEN_TOOLS__
2633 #include <xendevicemodel.h>
2634 int main(void) {
2635 xendevicemodel_handle *xd;
2636
2637 xd = xendevicemodel_open(0, 0);
2638 xendevicemodel_close(xd);
2639
2640 return 0;
2641 }
2642 EOF
2643 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2644 then
2645 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2646 xen_ctrl_version=40900
2647 xen=yes
2648 elif
2649 cat > $TMPC <<EOF &&
2650 /*
2651 * If we have stable libs the we don't want the libxc compat
2652 * layers, regardless of what CFLAGS we may have been given.
2653 *
2654 * Also, check if xengnttab_grant_copy_segment_t is defined and
2655 * grant copy operation is implemented.
2656 */
2657 #undef XC_WANT_COMPAT_EVTCHN_API
2658 #undef XC_WANT_COMPAT_GNTTAB_API
2659 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2660 #include <xenctrl.h>
2661 #include <xenstore.h>
2662 #include <xenevtchn.h>
2663 #include <xengnttab.h>
2664 #include <xenforeignmemory.h>
2665 #include <stdint.h>
2666 #include <xen/hvm/hvm_info_table.h>
2667 #if !defined(HVM_MAX_VCPUS)
2668 # error HVM_MAX_VCPUS not defined
2669 #endif
2670 int main(void) {
2671 xc_interface *xc = NULL;
2672 xenforeignmemory_handle *xfmem;
2673 xenevtchn_handle *xe;
2674 xengnttab_handle *xg;
2675 xengnttab_grant_copy_segment_t* seg = NULL;
2676
2677 xs_daemon_open();
2678
2679 xc = xc_interface_open(0, 0, 0);
2680 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2681 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2682 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2683 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2684
2685 xfmem = xenforeignmemory_open(0, 0);
2686 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2687
2688 xe = xenevtchn_open(0, 0);
2689 xenevtchn_fd(xe);
2690
2691 xg = xengnttab_open(0, 0);
2692 xengnttab_grant_copy(xg, 0, seg);
2693
2694 return 0;
2695 }
2696 EOF
2697 compile_prog "" "$xen_libs $xen_stable_libs"
2698 then
2699 xen_ctrl_version=40800
2700 xen=yes
2701 elif
2702 cat > $TMPC <<EOF &&
2703 /*
2704 * If we have stable libs the we don't want the libxc compat
2705 * layers, regardless of what CFLAGS we may have been given.
2706 */
2707 #undef XC_WANT_COMPAT_EVTCHN_API
2708 #undef XC_WANT_COMPAT_GNTTAB_API
2709 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2710 #include <xenctrl.h>
2711 #include <xenstore.h>
2712 #include <xenevtchn.h>
2713 #include <xengnttab.h>
2714 #include <xenforeignmemory.h>
2715 #include <stdint.h>
2716 #include <xen/hvm/hvm_info_table.h>
2717 #if !defined(HVM_MAX_VCPUS)
2718 # error HVM_MAX_VCPUS not defined
2719 #endif
2720 int main(void) {
2721 xc_interface *xc = NULL;
2722 xenforeignmemory_handle *xfmem;
2723 xenevtchn_handle *xe;
2724 xengnttab_handle *xg;
2725
2726 xs_daemon_open();
2727
2728 xc = xc_interface_open(0, 0, 0);
2729 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2730 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2731 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2732 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2733
2734 xfmem = xenforeignmemory_open(0, 0);
2735 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2736
2737 xe = xenevtchn_open(0, 0);
2738 xenevtchn_fd(xe);
2739
2740 xg = xengnttab_open(0, 0);
2741 xengnttab_map_grant_ref(xg, 0, 0, 0);
2742
2743 return 0;
2744 }
2745 EOF
2746 compile_prog "" "$xen_libs $xen_stable_libs"
2747 then
2748 xen_ctrl_version=40701
2749 xen=yes
2750
2751 # Xen 4.6
2752 elif
2753 cat > $TMPC <<EOF &&
2754 #include <xenctrl.h>
2755 #include <xenstore.h>
2756 #include <stdint.h>
2757 #include <xen/hvm/hvm_info_table.h>
2758 #if !defined(HVM_MAX_VCPUS)
2759 # error HVM_MAX_VCPUS not defined
2760 #endif
2761 int main(void) {
2762 xc_interface *xc;
2763 xs_daemon_open();
2764 xc = xc_interface_open(0, 0, 0);
2765 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2766 xc_gnttab_open(NULL, 0);
2767 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2768 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2769 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2770 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2771 return 0;
2772 }
2773 EOF
2774 compile_prog "" "$xen_libs"
2775 then
2776 xen_ctrl_version=40600
2777 xen=yes
2778
2779 # Xen 4.5
2780 elif
2781 cat > $TMPC <<EOF &&
2782 #include <xenctrl.h>
2783 #include <xenstore.h>
2784 #include <stdint.h>
2785 #include <xen/hvm/hvm_info_table.h>
2786 #if !defined(HVM_MAX_VCPUS)
2787 # error HVM_MAX_VCPUS not defined
2788 #endif
2789 int main(void) {
2790 xc_interface *xc;
2791 xs_daemon_open();
2792 xc = xc_interface_open(0, 0, 0);
2793 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2794 xc_gnttab_open(NULL, 0);
2795 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2796 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2797 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2798 return 0;
2799 }
2800 EOF
2801 compile_prog "" "$xen_libs"
2802 then
2803 xen_ctrl_version=40500
2804 xen=yes
2805
2806 elif
2807 cat > $TMPC <<EOF &&
2808 #include <xenctrl.h>
2809 #include <xenstore.h>
2810 #include <stdint.h>
2811 #include <xen/hvm/hvm_info_table.h>
2812 #if !defined(HVM_MAX_VCPUS)
2813 # error HVM_MAX_VCPUS not defined
2814 #endif
2815 int main(void) {
2816 xc_interface *xc;
2817 xs_daemon_open();
2818 xc = xc_interface_open(0, 0, 0);
2819 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2820 xc_gnttab_open(NULL, 0);
2821 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2822 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2823 return 0;
2824 }
2825 EOF
2826 compile_prog "" "$xen_libs"
2827 then
2828 xen_ctrl_version=40200
2829 xen=yes
2830
2831 else
2832 if test "$xen" = "yes" ; then
2833 feature_not_found "xen (unsupported version)" \
2834 "Install a supported xen (xen 4.2 or newer)"
2835 fi
2836 xen=no
2837 fi
2838
2839 if test "$xen" = yes; then
2840 if test $xen_ctrl_version -ge 40701 ; then
2841 libs_softmmu="$xen_stable_libs $libs_softmmu"
2842 fi
2843 libs_softmmu="$xen_libs $libs_softmmu"
2844 fi
2845 fi
2846 fi
2847
2848 if test "$xen_pci_passthrough" != "no"; then
2849 if test "$xen" = "yes" && test "$linux" = "yes"; then
2850 xen_pci_passthrough=yes
2851 else
2852 if test "$xen_pci_passthrough" = "yes"; then
2853 error_exit "User requested feature Xen PCI Passthrough" \
2854 " but this feature requires /sys from Linux"
2855 fi
2856 xen_pci_passthrough=no
2857 fi
2858 fi
2859
2860 ##########################################
2861 # Windows Hypervisor Platform accelerator (WHPX) check
2862 if test "$whpx" != "no" ; then
2863 if check_include "WinHvPlatform.h" && check_include "WinHvEmulation.h"; then
2864 whpx="yes"
2865 else
2866 if test "$whpx" = "yes"; then
2867 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
2868 fi
2869 whpx="no"
2870 fi
2871 fi
2872
2873 ##########################################
2874 # Sparse probe
2875 if test "$sparse" != "no" ; then
2876 if has cgcc; then
2877 sparse=yes
2878 else
2879 if test "$sparse" = "yes" ; then
2880 feature_not_found "sparse" "Install sparse binary"
2881 fi
2882 sparse=no
2883 fi
2884 fi
2885
2886 ##########################################
2887 # X11 probe
2888 if $pkg_config --exists "x11"; then
2889 have_x11=yes
2890 x11_cflags=$($pkg_config --cflags x11)
2891 x11_libs=$($pkg_config --libs x11)
2892 fi
2893
2894 ##########################################
2895 # GTK probe
2896
2897 if test "$gtk" != "no"; then
2898 gtkpackage="gtk+-3.0"
2899 gtkx11package="gtk+-x11-3.0"
2900 gtkversion="3.14.0"
2901 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2902 gtk_cflags=$($pkg_config --cflags $gtkpackage)
2903 gtk_libs=$($pkg_config --libs $gtkpackage)
2904 gtk_version=$($pkg_config --modversion $gtkpackage)
2905 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2906 need_x11=yes
2907 gtk_cflags="$gtk_cflags $x11_cflags"
2908 gtk_libs="$gtk_libs $x11_libs"
2909 fi
2910 gtk="yes"
2911 elif test "$gtk" = "yes"; then
2912 feature_not_found "gtk" "Install gtk3-devel"
2913 else
2914 gtk="no"
2915 fi
2916 fi
2917
2918
2919 ##########################################
2920 # GNUTLS probe
2921
2922 if test "$gnutls" != "no"; then
2923 pass="no"
2924 if $pkg_config --exists "gnutls >= 3.1.18"; then
2925 gnutls_cflags=$($pkg_config --cflags gnutls)
2926 gnutls_libs=$($pkg_config --libs gnutls)
2927 # Packaging for the static libraries is not always correct.
2928 # At least ubuntu 18.04 ships only shared libraries.
2929 write_c_skeleton
2930 if compile_prog "" "$gnutls_libs" ; then
2931 LIBS="$gnutls_libs $LIBS"
2932 QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2933 pass="yes"
2934 fi
2935 fi
2936 if test "$pass" = "no" && test "$gnutls" = "yes"; then
2937 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
2938 else
2939 gnutls="$pass"
2940 fi
2941 fi
2942
2943
2944 # If user didn't give a --disable/enable-gcrypt flag,
2945 # then mark as disabled if user requested nettle
2946 # explicitly
2947 if test -z "$gcrypt"
2948 then
2949 if test "$nettle" = "yes"
2950 then
2951 gcrypt="no"
2952 fi
2953 fi
2954
2955 # If user didn't give a --disable/enable-nettle flag,
2956 # then mark as disabled if user requested gcrypt
2957 # explicitly
2958 if test -z "$nettle"
2959 then
2960 if test "$gcrypt" = "yes"
2961 then
2962 nettle="no"
2963 fi
2964 fi
2965
2966 has_libgcrypt() {
2967 if ! has "libgcrypt-config"
2968 then
2969 return 1
2970 fi
2971
2972 if test -n "$cross_prefix"
2973 then
2974 host=$(libgcrypt-config --host)
2975 if test "$host-" != $cross_prefix
2976 then
2977 return 1
2978 fi
2979 fi
2980
2981 maj=`libgcrypt-config --version | awk -F . '{print $1}'`
2982 min=`libgcrypt-config --version | awk -F . '{print $2}'`
2983
2984 if test $maj != 1 || test $min -lt 5
2985 then
2986 return 1
2987 fi
2988
2989 return 0
2990 }
2991
2992
2993 if test "$nettle" != "no"; then
2994 pass="no"
2995 if $pkg_config --exists "nettle >= 2.7.1"; then
2996 nettle_cflags=$($pkg_config --cflags nettle)
2997 nettle_libs=$($pkg_config --libs nettle)
2998 nettle_version=$($pkg_config --modversion nettle)
2999 # Link test to make sure the given libraries work (e.g for static).
3000 write_c_skeleton
3001 if compile_prog "" "$nettle_libs" ; then
3002 LIBS="$nettle_libs $LIBS"
3003 QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
3004 if test -z "$gcrypt"; then
3005 gcrypt="no"
3006 fi
3007 pass="yes"
3008 fi
3009 fi
3010 if test "$pass" = "yes"
3011 then
3012 cat > $TMPC << EOF
3013 #include <nettle/xts.h>
3014 int main(void) {
3015 return 0;
3016 }
3017 EOF
3018 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
3019 nettle_xts=yes
3020 qemu_private_xts=no
3021 fi
3022 fi
3023 if test "$pass" = "no" && test "$nettle" = "yes"; then
3024 feature_not_found "nettle" "Install nettle devel >= 2.7.1"
3025 else
3026 nettle="$pass"
3027 fi
3028 fi
3029
3030 if test "$gcrypt" != "no"; then
3031 pass="no"
3032 if has_libgcrypt; then
3033 gcrypt_cflags=$(libgcrypt-config --cflags)
3034 gcrypt_libs=$(libgcrypt-config --libs)
3035 # Debian has removed -lgpg-error from libgcrypt-config
3036 # as it "spreads unnecessary dependencies" which in
3037 # turn breaks static builds...
3038 if test "$static" = "yes"
3039 then
3040 gcrypt_libs="$gcrypt_libs -lgpg-error"
3041 fi
3042
3043 # Link test to make sure the given libraries work (e.g for static).
3044 write_c_skeleton
3045 if compile_prog "" "$gcrypt_libs" ; then
3046 LIBS="$gcrypt_libs $LIBS"
3047 QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
3048 pass="yes"
3049 fi
3050 fi
3051 if test "$pass" = "yes"; then
3052 gcrypt="yes"
3053 cat > $TMPC << EOF
3054 #include <gcrypt.h>
3055 int main(void) {
3056 gcry_mac_hd_t handle;
3057 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
3058 GCRY_MAC_FLAG_SECURE, NULL);
3059 return 0;
3060 }
3061 EOF
3062 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3063 gcrypt_hmac=yes
3064 fi
3065 cat > $TMPC << EOF
3066 #include <gcrypt.h>
3067 int main(void) {
3068 gcry_cipher_hd_t handle;
3069 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0);
3070 return 0;
3071 }
3072 EOF
3073 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3074 gcrypt_xts=yes
3075 qemu_private_xts=no
3076 fi
3077 elif test "$gcrypt" = "yes"; then
3078 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
3079 else
3080 gcrypt="no"
3081 fi
3082 fi
3083
3084
3085 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
3086 then
3087 error_exit "Only one of gcrypt & nettle can be enabled"
3088 fi
3089
3090 ##########################################
3091 # libtasn1 - only for the TLS creds/session test suite
3092
3093 tasn1=yes
3094 tasn1_cflags=""
3095 tasn1_libs=""
3096 if $pkg_config --exists "libtasn1"; then
3097 tasn1_cflags=$($pkg_config --cflags libtasn1)
3098 tasn1_libs=$($pkg_config --libs libtasn1)
3099 else
3100 tasn1=no
3101 fi
3102
3103
3104 ##########################################
3105 # PAM probe
3106
3107 if test "$auth_pam" != "no"; then
3108 cat > $TMPC <<EOF
3109 #include <security/pam_appl.h>
3110 #include <stdio.h>
3111 int main(void) {
3112 const char *service_name = "qemu";
3113 const char *user = "frank";
3114 const struct pam_conv pam_conv = { 0 };
3115 pam_handle_t *pamh = NULL;
3116 pam_start(service_name, user, &pam_conv, &pamh);
3117 return 0;
3118 }
3119 EOF
3120 if compile_prog "" "-lpam" ; then
3121 auth_pam=yes
3122 else
3123 if test "$auth_pam" = "yes"; then
3124 feature_not_found "PAM" "Install PAM development package"
3125 else
3126 auth_pam=no
3127 fi
3128 fi
3129 fi
3130
3131 ##########################################
3132 # getifaddrs (for tests/test-io-channel-socket )
3133
3134 have_ifaddrs_h=yes
3135 if ! check_include "ifaddrs.h" ; then
3136 have_ifaddrs_h=no
3137 fi
3138
3139 ##########################################
3140 # VTE probe
3141
3142 if test "$vte" != "no"; then
3143 vteminversion="0.32.0"
3144 if $pkg_config --exists "vte-2.91"; then
3145 vtepackage="vte-2.91"
3146 else
3147 vtepackage="vte-2.90"
3148 fi
3149 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
3150 vte_cflags=$($pkg_config --cflags $vtepackage)
3151 vte_libs=$($pkg_config --libs $vtepackage)
3152 vteversion=$($pkg_config --modversion $vtepackage)
3153 vte="yes"
3154 elif test "$vte" = "yes"; then
3155 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
3156 else
3157 vte="no"
3158 fi
3159 fi
3160
3161 ##########################################
3162 # SDL probe
3163
3164 # Look for sdl configuration program (pkg-config or sdl2-config). Try
3165 # sdl2-config even without cross prefix, and favour pkg-config over sdl2-config.
3166
3167 sdl_probe ()
3168 {
3169 if $pkg_config sdl2 --exists; then
3170 sdlconfig="$pkg_config sdl2"
3171 sdlversion=$($sdlconfig --modversion 2>/dev/null)
3172 elif has "$sdl2_config"; then
3173 sdlconfig="$sdl2_config"
3174 sdlversion=$($sdlconfig --version)
3175 else
3176 if test "$sdl" = "yes" ; then
3177 feature_not_found "sdl" "Install SDL2-devel"
3178 fi
3179 sdl=no
3180 # no need to do the rest
3181 return
3182 fi
3183 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl2-config; then
3184 echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
3185 fi
3186
3187 cat > $TMPC << EOF
3188 #include <SDL.h>
3189 #undef main /* We don't want SDL to override our main() */
3190 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
3191 EOF
3192 sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
3193 sdl_cflags="$sdl_cflags -Wno-undef" # workaround 2.0.8 bug
3194 if test "$static" = "yes" ; then
3195 if $pkg_config sdl2 --exists; then
3196 sdl_libs=$($pkg_config sdl2 --static --libs 2>/dev/null)
3197 else
3198 sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
3199 fi
3200 else
3201 sdl_libs=$($sdlconfig --libs 2>/dev/null)
3202 fi
3203 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3204 sdl=yes
3205
3206 # static link with sdl ? (note: sdl.pc's --static --libs is broken)
3207 if test "$sdl" = "yes" && test "$static" = "yes" ; then
3208 if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
3209 sdl_libs="$sdl_libs $(aalib-config --static-libs 2>/dev/null)"
3210 sdl_cflags="$sdl_cflags $(aalib-config --cflags 2>/dev/null)"
3211 fi
3212 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3213 :
3214 else
3215 sdl=no
3216 fi
3217 fi # static link
3218 else # sdl not found
3219 if test "$sdl" = "yes" ; then
3220 feature_not_found "sdl" "Install SDL2 devel"
3221 fi
3222 sdl=no
3223 fi # sdl compile test
3224 }
3225
3226 sdl_image_probe ()
3227 {
3228 if test "$sdl_image" != "no" ; then
3229 if $pkg_config SDL2_image --exists; then
3230 if test "$static" = "yes"; then
3231 sdl_image_libs=$($pkg_config SDL2_image --libs --static 2>/dev/null)
3232 else
3233 sdl_image_libs=$($pkg_config SDL2_image --libs 2>/dev/null)
3234 fi
3235 sdl_image_cflags=$($pkg_config SDL2_image --cflags 2>/dev/null)
3236 sdl_image=yes
3237
3238 sdl_cflags="$sdl_cflags $sdl_image_cflags"
3239 sdl_libs="$sdl_libs $sdl_image_libs"
3240 else
3241 if test "$sdl_image" = "yes" ; then
3242 feature_not_found "sdl_image" "Install SDL Image devel"
3243 else
3244 sdl_image=no
3245 fi
3246 fi
3247 fi
3248 }
3249
3250 if test "$sdl" != "no" ; then
3251 sdl_probe
3252 fi
3253
3254 if test "$sdl" = "yes" ; then
3255 sdl_image_probe
3256 else
3257 if test "$sdl_image" = "yes"; then
3258 echo "warning: SDL Image requested, but SDL is not available, disabling"
3259 fi
3260 sdl_image=no
3261 fi
3262
3263 if test "$sdl" = "yes" ; then
3264 cat > $TMPC <<EOF
3265 #include <SDL.h>
3266 #if defined(SDL_VIDEO_DRIVER_X11)
3267 #include <X11/XKBlib.h>
3268 #else
3269 #error No x11 support
3270 #endif
3271 int main(void) { return 0; }
3272 EOF
3273 if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
3274 need_x11=yes
3275 sdl_cflags="$sdl_cflags $x11_cflags"
3276 sdl_libs="$sdl_libs $x11_libs"
3277 fi
3278 fi
3279
3280 ##########################################
3281 # RDMA needs OpenFabrics libraries
3282 if test "$rdma" != "no" ; then
3283 cat > $TMPC <<EOF
3284 #include <rdma/rdma_cma.h>
3285 int main(void) { return 0; }
3286 EOF
3287 rdma_libs="-lrdmacm -libverbs -libumad"
3288 if compile_prog "" "$rdma_libs" ; then
3289 rdma="yes"
3290 libs_softmmu="$libs_softmmu $rdma_libs"
3291 else
3292 if test "$rdma" = "yes" ; then
3293 error_exit \
3294 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
3295 " Your options:" \
3296 " (1) Fast: Install infiniband packages (devel) from your distro." \
3297 " (2) Cleanest: Install libraries from www.openfabrics.org" \
3298 " (3) Also: Install softiwarp if you don't have RDMA hardware"
3299 fi
3300 rdma="no"
3301 fi
3302 fi
3303
3304 ##########################################
3305 # PVRDMA detection
3306
3307 cat > $TMPC <<EOF &&
3308 #include <sys/mman.h>
3309
3310 int
3311 main(void)
3312 {
3313 char buf = 0;
3314 void *addr = &buf;
3315 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
3316
3317 return 0;
3318 }
3319 EOF
3320
3321 if test "$rdma" = "yes" ; then
3322 case "$pvrdma" in
3323 "")
3324 if compile_prog "" ""; then
3325 pvrdma="yes"
3326 else
3327 pvrdma="no"
3328 fi
3329 ;;
3330 "yes")
3331 if ! compile_prog "" ""; then
3332 error_exit "PVRDMA is not supported since mremap is not implemented"
3333 fi
3334 pvrdma="yes"
3335 ;;
3336 "no")
3337 pvrdma="no"
3338 ;;
3339 esac
3340 else
3341 if test "$pvrdma" = "yes" ; then
3342 error_exit "PVRDMA requires rdma suppport"
3343 fi
3344 pvrdma="no"
3345 fi
3346
3347 # Let's see if enhanced reg_mr is supported
3348 if test "$pvrdma" = "yes" ; then
3349
3350 cat > $TMPC <<EOF &&
3351 #include <infiniband/verbs.h>
3352
3353 int
3354 main(void)
3355 {
3356 struct ibv_mr *mr;
3357 struct ibv_pd *pd = NULL;
3358 size_t length = 10;
3359 uint64_t iova = 0;
3360 int access = 0;
3361 void *addr = NULL;
3362
3363 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
3364
3365 ibv_dereg_mr(mr);
3366
3367 return 0;
3368 }
3369 EOF
3370 if ! compile_prog "" "-libverbs"; then
3371 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
3372 fi
3373 fi
3374
3375 ##########################################
3376 # VNC SASL detection
3377 if test "$vnc" = "yes" && test "$vnc_sasl" != "no" ; then
3378 cat > $TMPC <<EOF
3379 #include <sasl/sasl.h>
3380 #include <stdio.h>
3381 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
3382 EOF
3383 # Assuming Cyrus-SASL installed in /usr prefix
3384 # QEMU defines struct iovec in "qemu/osdep.h",
3385 # we don't want libsasl to redefine it in <sasl/sasl.h>.
3386 vnc_sasl_cflags="-DSTRUCT_IOVEC_DEFINED"
3387 vnc_sasl_libs="-lsasl2"
3388 if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
3389 vnc_sasl=yes
3390 libs_softmmu="$vnc_sasl_libs $libs_softmmu"
3391 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
3392 else
3393 if test "$vnc_sasl" = "yes" ; then
3394 feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
3395 fi
3396 vnc_sasl=no
3397 fi
3398 fi
3399
3400 ##########################################
3401 # VNC JPEG detection
3402 if test "$vnc" = "yes" && test "$vnc_jpeg" != "no" ; then
3403 cat > $TMPC <<EOF
3404 #include <stdio.h>
3405 #include <jpeglib.h>
3406 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
3407 EOF
3408 vnc_jpeg_cflags=""
3409 vnc_jpeg_libs="-ljpeg"
3410 if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
3411 vnc_jpeg=yes
3412 libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
3413 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
3414 else
3415 if test "$vnc_jpeg" = "yes" ; then
3416 feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
3417 fi
3418 vnc_jpeg=no
3419 fi
3420 fi
3421
3422 ##########################################
3423 # VNC PNG detection
3424 if test "$vnc" = "yes" && test "$vnc_png" != "no" ; then
3425 cat > $TMPC <<EOF
3426 //#include <stdio.h>
3427 #include <png.h>
3428 #include <stddef.h>
3429 int main(void) {
3430 png_structp png_ptr;
3431 png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
3432 return png_ptr != 0;
3433 }
3434 EOF
3435 if $pkg_config libpng --exists; then
3436 vnc_png_cflags=$($pkg_config libpng --cflags)
3437 vnc_png_libs=$($pkg_config libpng --libs)
3438 else
3439 vnc_png_cflags=""
3440 vnc_png_libs="-lpng"
3441 fi
3442 if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
3443 vnc_png=yes
3444 libs_softmmu="$vnc_png_libs $libs_softmmu"
3445 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
3446 else
3447 if test "$vnc_png" = "yes" ; then
3448 feature_not_found "vnc-png" "Install libpng devel"
3449 fi
3450 vnc_png=no
3451 fi
3452 fi
3453
3454 ##########################################
3455 # xkbcommon probe
3456 if test "$xkbcommon" != "no" ; then
3457 if $pkg_config xkbcommon --exists; then
3458 xkbcommon_cflags=$($pkg_config xkbcommon --cflags)
3459 xkbcommon_libs=$($pkg_config xkbcommon --libs)
3460 xkbcommon=yes
3461 else
3462 if test "$xkbcommon" = "yes" ; then
3463 feature_not_found "xkbcommon" "Install libxkbcommon-devel"
3464 fi
3465 xkbcommon=no
3466 fi
3467 fi
3468
3469
3470 ##########################################
3471 # xfsctl() probe, used for file-posix.c
3472 if test "$xfs" != "no" ; then
3473 cat > $TMPC << EOF
3474 #include <stddef.h> /* NULL */
3475 #include <xfs/xfs.h>
3476 int main(void)
3477 {
3478 xfsctl(NULL, 0, 0, NULL);
3479 return 0;
3480 }
3481 EOF
3482 if compile_prog "" "" ; then
3483 xfs="yes"
3484 else
3485 if test "$xfs" = "yes" ; then
3486 feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
3487 fi
3488 xfs=no
3489 fi
3490 fi
3491
3492 ##########################################
3493 # vde libraries probe
3494 if test "$vde" != "no" ; then
3495 vde_libs="-lvdeplug"
3496 cat > $TMPC << EOF
3497 #include <libvdeplug.h>
3498 int main(void)
3499 {
3500 struct vde_open_args a = {0, 0, 0};
3501 char s[] = "";
3502 vde_open(s, s, &a);
3503 return 0;
3504 }
3505 EOF
3506 if compile_prog "" "$vde_libs" ; then
3507 vde=yes
3508 else
3509 if test "$vde" = "yes" ; then
3510 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3511 fi
3512 vde=no
3513 fi
3514 fi
3515
3516 ##########################################
3517 # netmap support probe
3518 # Apart from looking for netmap headers, we make sure that the host API version
3519 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3520 # a minor/major version number. Minor new features will be marked with values up
3521 # to 15, and if something happens that requires a change to the backend we will
3522 # move above 15, submit the backend fixes and modify this two bounds.
3523 if test "$netmap" != "no" ; then
3524 cat > $TMPC << EOF
3525 #include <inttypes.h>
3526 #include <net/if.h>
3527 #include <net/netmap.h>
3528 #include <net/netmap_user.h>
3529 #if (NETMAP_API < 11) || (NETMAP_API > 15)
3530 #error
3531 #endif
3532 int main(void) { return 0; }
3533 EOF
3534 if compile_prog "" "" ; then
3535 netmap=yes
3536 else
3537 if test "$netmap" = "yes" ; then
3538 feature_not_found "netmap"
3539 fi
3540 netmap=no
3541 fi
3542 fi
3543
3544 ##########################################
3545 # libcap-ng library probe
3546 if test "$cap_ng" != "no" ; then
3547 cap_libs="-lcap-ng"
3548 cat > $TMPC << EOF
3549 #include <cap-ng.h>
3550 int main(void)
3551 {
3552 capng_capability_to_name(CAPNG_EFFECTIVE);
3553 return 0;
3554 }
3555 EOF
3556 if compile_prog "" "$cap_libs" ; then
3557 cap_ng=yes
3558 libs_tools="$cap_libs $libs_tools"
3559 else
3560 if test "$cap_ng" = "yes" ; then
3561 feature_not_found "cap_ng" "Install libcap-ng devel"
3562 fi
3563 cap_ng=no
3564 fi
3565 fi
3566
3567 ##########################################
3568 # Sound support libraries probe
3569
3570 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3571 for drv in $audio_drv_list; do
3572 case $drv in
3573 alsa | try-alsa)
3574 if $pkg_config alsa --exists; then
3575 alsa_libs=$($pkg_config alsa --libs)
3576 if test "$drv" = "try-alsa"; then
3577 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/')
3578 fi
3579 else
3580 if test "$drv" = "try-alsa"; then
3581 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//')
3582 else
3583 error_exit "$drv check failed" \
3584 "Make sure to have the $drv libs and headers installed."
3585 fi
3586 fi
3587 ;;
3588
3589 pa | try-pa)
3590 if $pkg_config libpulse --exists; then
3591 pulse_libs=$($pkg_config libpulse --libs)
3592 if test "$drv" = "try-pa"; then
3593 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/')
3594 fi
3595 else
3596 if test "$drv" = "try-pa"; then
3597 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//')
3598 else
3599 error_exit "$drv check failed" \
3600 "Make sure to have the $drv libs and headers installed."
3601 fi
3602 fi
3603 ;;
3604
3605 sdl)
3606 if test "$sdl" = "no"; then
3607 error_exit "sdl not found or disabled, can not use sdl audio driver"
3608 fi
3609 ;;
3610
3611 try-sdl)
3612 if test "$sdl" = "no"; then
3613 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//')
3614 else
3615 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/')
3616 fi
3617 ;;
3618
3619 coreaudio)
3620 coreaudio_libs="-framework CoreAudio"
3621 ;;
3622
3623 dsound)
3624 dsound_libs="-lole32 -ldxguid"
3625 audio_win_int="yes"
3626 ;;
3627
3628 oss)
3629 oss_libs="$oss_lib"
3630 ;;
3631
3632 *)
3633 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3634 error_exit "Unknown driver '$drv' selected" \
3635 "Possible drivers are: $audio_possible_drivers"
3636 }
3637 ;;
3638 esac
3639 done
3640
3641 ##########################################
3642 # BrlAPI probe
3643
3644 if test "$brlapi" != "no" ; then
3645 brlapi_libs="-lbrlapi"
3646 cat > $TMPC << EOF
3647 #include <brlapi.h>
3648 #include <stddef.h>
3649 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3650 EOF
3651 if compile_prog "" "$brlapi_libs" ; then
3652 brlapi=yes
3653 else
3654 if test "$brlapi" = "yes" ; then
3655 feature_not_found "brlapi" "Install brlapi devel"
3656 fi
3657 brlapi=no
3658 fi
3659 fi
3660
3661 ##########################################
3662 # iconv probe
3663 if test "$iconv" != "no" ; then
3664 cat > $TMPC << EOF
3665 #include <iconv.h>
3666 int main(void) {
3667 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
3668 return conv != (iconv_t) -1;
3669 }
3670 EOF
3671 iconv_prefix_list="/usr/local:/usr"
3672 iconv_lib_list=":-liconv"
3673 IFS=:
3674 for iconv_prefix in $iconv_prefix_list; do
3675 IFS=:
3676 iconv_cflags="-I$iconv_prefix/include"
3677 iconv_ldflags="-L$iconv_prefix/lib"
3678 for iconv_link in $iconv_lib_list; do
3679 unset IFS
3680 iconv_lib="$iconv_ldflags $iconv_link"
3681 echo "looking at iconv in '$iconv_cflags' '$iconv_lib'" >> config.log
3682 if compile_prog "$iconv_cflags" "$iconv_lib" ; then
3683 iconv_found=yes
3684 break
3685 fi
3686 done
3687 if test "$iconv_found" = yes ; then
3688 break
3689 fi
3690 done
3691 if test "$iconv_found" = "yes" ; then
3692 iconv=yes
3693 else
3694 if test "$iconv" = "yes" ; then
3695 feature_not_found "iconv" "Install iconv devel"
3696 fi
3697 iconv=no
3698 fi
3699 fi
3700
3701 ##########################################
3702 # curses probe
3703 if test "$iconv" = "no" ; then
3704 # curses will need iconv
3705 curses=no
3706 fi
3707 if test "$curses" != "no" ; then
3708 if test "$mingw32" = "yes" ; then
3709 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3710 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3711 else
3712 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3713 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3714 fi
3715 curses_found=no
3716 cat > $TMPC << EOF
3717 #include <locale.h>
3718 #include <curses.h>
3719 #include <wchar.h>
3720 #include <langinfo.h>
3721 int main(void) {
3722 const char *codeset;
3723 wchar_t wch = L'w';
3724 setlocale(LC_ALL, "");
3725 resize_term(0, 0);
3726 addwstr(L"wide chars\n");
3727 addnwstr(&wch, 1);
3728 add_wch(WACS_DEGREE);
3729 codeset = nl_langinfo(CODESET);
3730 return codeset != 0;
3731 }
3732 EOF
3733 IFS=:
3734 for curses_inc in $curses_inc_list; do
3735 # Make sure we get the wide character prototypes
3736 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3737 IFS=:
3738 for curses_lib in $curses_lib_list; do
3739 unset IFS
3740 if compile_prog "$curses_inc" "$curses_lib" ; then
3741 curses_found=yes
3742 break
3743 fi
3744 done
3745 if test "$curses_found" = yes ; then
3746 break
3747 fi
3748 done
3749 unset IFS
3750 if test "$curses_found" = "yes" ; then
3751 curses=yes
3752 else
3753 if test "$curses" = "yes" ; then
3754 feature_not_found "curses" "Install ncurses devel"
3755 fi
3756 curses=no
3757 fi
3758 fi
3759
3760 ##########################################
3761 # curl probe
3762 if test "$curl" != "no" ; then
3763 if $pkg_config libcurl --exists; then
3764 curlconfig="$pkg_config libcurl"
3765 else
3766 curlconfig=curl-config
3767 fi
3768 cat > $TMPC << EOF
3769 #include <curl/curl.h>
3770 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3771 EOF
3772 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3773 curl_libs=$($curlconfig --libs 2>/dev/null)
3774 if compile_prog "$curl_cflags" "$curl_libs" ; then
3775 curl=yes
3776 else
3777 if test "$curl" = "yes" ; then
3778 feature_not_found "curl" "Install libcurl devel"
3779 fi
3780 curl=no
3781 fi
3782 fi # test "$curl"
3783
3784 ##########################################
3785 # glib support probe
3786
3787 glib_req_ver=2.48
3788 glib_modules=gthread-2.0
3789 if test "$modules" = yes; then
3790 glib_modules="$glib_modules gmodule-export-2.0"
3791 fi
3792 if test "$plugins" = yes; then
3793 glib_modules="$glib_modules gmodule-2.0"
3794 fi
3795
3796 # This workaround is required due to a bug in pkg-config file for glib as it
3797 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3798
3799 if test "$static" = yes && test "$mingw32" = yes; then
3800 QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3801 fi
3802
3803 for i in $glib_modules; do
3804 if $pkg_config --atleast-version=$glib_req_ver $i; then
3805 glib_cflags=$($pkg_config --cflags $i)
3806 glib_libs=$($pkg_config --libs $i)
3807 QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3808 LIBS="$glib_libs $LIBS"
3809 libs_qga="$glib_libs $libs_qga"
3810 else
3811 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3812 fi
3813 done
3814
3815 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
3816 gio=yes
3817 gio_cflags=$($pkg_config --cflags gio-2.0)
3818 gio_libs=$($pkg_config --libs gio-2.0)
3819 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
3820 if [ ! -x "$gdbus_codegen" ]; then
3821 gdbus_codegen=
3822 fi
3823 else
3824 gio=no
3825 fi
3826
3827 if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
3828 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
3829 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
3830 fi
3831
3832 # Sanity check that the current size_t matches the
3833 # size that glib thinks it should be. This catches
3834 # problems on multi-arch where people try to build
3835 # 32-bit QEMU while pointing at 64-bit glib headers
3836 cat > $TMPC <<EOF
3837 #include <glib.h>
3838 #include <unistd.h>
3839
3840 #define QEMU_BUILD_BUG_ON(x) \
3841 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3842
3843 int main(void) {
3844 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3845 return 0;
3846 }
3847 EOF
3848
3849 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3850 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3851 "You probably need to set PKG_CONFIG_LIBDIR"\
3852 "to point to the right pkg-config files for your"\
3853 "build target"
3854 fi
3855
3856 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3857 cat > $TMPC << EOF
3858 #include <glib.h>
3859 int main(void) { return 0; }
3860 EOF
3861 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3862 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3863 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3864 CFLAGS="-Wno-unknown-attributes $CFLAGS"
3865 fi
3866 fi
3867
3868 # Silence clang warnings triggered by glib < 2.57.2
3869 cat > $TMPC << EOF
3870 #include <glib.h>
3871 typedef struct Foo {
3872 int i;
3873 } Foo;
3874 static void foo_free(Foo *f)
3875 {
3876 g_free(f);
3877 }
3878 G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free);
3879 int main(void) { return 0; }
3880 EOF
3881 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3882 if cc_has_warning_flag "-Wno-unused-function"; then
3883 glib_cflags="$glib_cflags -Wno-unused-function"
3884 CFLAGS="$CFLAGS -Wno-unused-function"
3885 fi
3886 fi
3887
3888 #########################################
3889 # zlib check
3890
3891 if test "$zlib" != "no" ; then
3892 if $pkg_config --exists zlib; then
3893 zlib_cflags=$($pkg_config --cflags zlib)
3894 zlib_libs=$($pkg_config --libs zlib)
3895 QEMU_CFLAGS="$zlib_cflags $QEMU_CFLAGS"
3896 LIBS="$zlib_libs $LIBS"
3897 else
3898 cat > $TMPC << EOF
3899 #include <zlib.h>
3900 int main(void) { zlibVersion(); return 0; }
3901 EOF
3902 if compile_prog "" "-lz" ; then
3903 LIBS="$LIBS -lz"
3904 else
3905 error_exit "zlib check failed" \
3906 "Make sure to have the zlib libs and headers installed."
3907 fi
3908 fi
3909 fi
3910
3911 ##########################################
3912 # SHA command probe for modules
3913 if test "$modules" = yes; then
3914 shacmd_probe="sha1sum sha1 shasum"
3915 for c in $shacmd_probe; do
3916 if has $c; then
3917 shacmd="$c"
3918 break
3919 fi
3920 done
3921 if test "$shacmd" = ""; then
3922 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3923 fi
3924 fi
3925
3926 ##########################################
3927 # pixman support probe
3928
3929 if test "$want_tools" = "no" && test "$softmmu" = "no"; then
3930 pixman_cflags=
3931 pixman_libs=
3932 elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3933 pixman_cflags=$($pkg_config --cflags pixman-1)
3934 pixman_libs=$($pkg_config --libs pixman-1)
3935 else
3936 error_exit "pixman >= 0.21.8 not present." \
3937 "Please install the pixman devel package."
3938 fi
3939
3940 ##########################################
3941 # libmpathpersist probe
3942
3943 if test "$mpath" != "no" ; then
3944 # probe for the new API
3945 cat > $TMPC <<EOF
3946 #include <libudev.h>
3947 #include <mpath_persist.h>
3948 unsigned mpath_mx_alloc_len = 1024;
3949 int logsink;
3950 static struct config *multipath_conf;
3951 extern struct udev *udev;
3952 extern struct config *get_multipath_config(void);
3953 extern void put_multipath_config(struct config *conf);
3954 struct udev *udev;
3955 struct config *get_multipath_config(void) { return multipath_conf; }
3956 void put_multipath_config(struct config *conf) { }
3957
3958 int main(void) {
3959 udev = udev_new();
3960 multipath_conf = mpath_lib_init();
3961 return 0;
3962 }
3963 EOF
3964 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3965 mpathpersist=yes
3966 mpathpersist_new_api=yes
3967 else
3968 # probe for the old API
3969 cat > $TMPC <<EOF
3970 #include <libudev.h>
3971 #include <mpath_persist.h>
3972 unsigned mpath_mx_alloc_len = 1024;
3973 int logsink;
3974 int main(void) {
3975 struct udev *udev = udev_new();
3976 mpath_lib_init(udev);
3977 return 0;
3978 }
3979 EOF
3980 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3981 mpathpersist=yes
3982 mpathpersist_new_api=no
3983 else
3984 mpathpersist=no
3985 fi
3986 fi
3987 else
3988 mpathpersist=no
3989 fi
3990
3991 ##########################################
3992 # pthread probe
3993 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3994
3995 pthread=no
3996 cat > $TMPC << EOF
3997 #include <pthread.h>
3998 static void *f(void *p) { return NULL; }
3999 int main(void) {
4000 pthread_t thread;
4001 pthread_create(&thread, 0, f, 0);
4002 return 0;
4003 }
4004 EOF
4005 if compile_prog "" "" ; then
4006 pthread=yes
4007 else
4008 for pthread_lib in $PTHREADLIBS_LIST; do
4009 if compile_prog "" "$pthread_lib" ; then
4010 pthread=yes
4011 found=no
4012 for lib_entry in $LIBS; do
4013 if test "$lib_entry" = "$pthread_lib"; then
4014 found=yes
4015 break
4016 fi
4017 done
4018 if test "$found" = "no"; then
4019 LIBS="$pthread_lib $LIBS"
4020 libs_qga="$pthread_lib $libs_qga"
4021 fi
4022 PTHREAD_LIB="$pthread_lib"
4023 break
4024 fi
4025 done
4026 fi
4027
4028 if test "$mingw32" != yes && test "$pthread" = no; then
4029 error_exit "pthread check failed" \
4030 "Make sure to have the pthread libs and headers installed."
4031 fi
4032
4033 # check for pthread_setname_np with thread id
4034 pthread_setname_np_w_tid=no
4035 cat > $TMPC << EOF
4036 #include <pthread.h>
4037
4038 static void *f(void *p) { return NULL; }
4039 int main(void)
4040 {
4041 pthread_t thread;
4042 pthread_create(&thread, 0, f, 0);
4043 pthread_setname_np(thread, "QEMU");
4044 return 0;
4045 }
4046 EOF
4047 if compile_prog "" "$pthread_lib" ; then
4048 pthread_setname_np_w_tid=yes
4049 fi
4050
4051 # check for pthread_setname_np without thread id
4052 pthread_setname_np_wo_tid=no
4053 cat > $TMPC << EOF
4054 #include <pthread.h>
4055
4056 static void *f(void *p) { pthread_setname_np("QEMU"); }
4057 int main(void)
4058 {
4059 pthread_t thread;
4060 pthread_create(&thread, 0, f, 0);
4061 return 0;
4062 }
4063 EOF
4064 if compile_prog "" "$pthread_lib" ; then
4065 pthread_setname_np_wo_tid=yes
4066 fi
4067
4068 ##########################################
4069 # rbd probe
4070 if test "$rbd" != "no" ; then
4071 cat > $TMPC <<EOF
4072 #include <stdio.h>
4073 #include <rbd/librbd.h>
4074 int main(void) {
4075 rados_t cluster;
4076 rados_create(&cluster, NULL);
4077 return 0;
4078 }
4079 EOF
4080 rbd_libs="-lrbd -lrados"
4081 if compile_prog "" "$rbd_libs" ; then
4082 rbd=yes
4083 else
4084 if test "$rbd" = "yes" ; then
4085 feature_not_found "rados block device" "Install librbd/ceph devel"
4086 fi
4087 rbd=no
4088 fi
4089 fi
4090
4091 ##########################################
4092 # libssh probe
4093 if test "$libssh" != "no" ; then
4094 if $pkg_config --exists libssh; then
4095 libssh_cflags=$($pkg_config libssh --cflags)
4096 libssh_libs=$($pkg_config libssh --libs)
4097 libssh=yes
4098 else
4099 if test "$libssh" = "yes" ; then
4100 error_exit "libssh required for --enable-libssh"
4101 fi
4102 libssh=no
4103 fi
4104 fi
4105
4106 ##########################################
4107 # Check for libssh 0.8
4108 # This is done like this instead of using the LIBSSH_VERSION_* and
4109 # SSH_VERSION_* macros because some distributions in the past shipped
4110 # snapshots of the future 0.8 from Git, and those snapshots did not
4111 # have updated version numbers (still referring to 0.7.0).
4112
4113 if test "$libssh" = "yes"; then
4114 cat > $TMPC <<EOF
4115 #include <libssh/libssh.h>
4116 int main(void) { return ssh_get_server_publickey(NULL, NULL); }
4117 EOF
4118 if compile_prog "$libssh_cflags" "$libssh_libs"; then
4119 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags"
4120 fi
4121 fi
4122
4123 ##########################################
4124 # linux-aio probe
4125
4126 if test "$linux_aio" != "no" ; then
4127 cat > $TMPC <<EOF
4128 #include <libaio.h>
4129 #include <sys/eventfd.h>
4130 #include <stddef.h>
4131 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
4132 EOF
4133 if compile_prog "" "-laio" ; then
4134 linux_aio=yes
4135 else
4136 if test "$linux_aio" = "yes" ; then
4137 feature_not_found "linux AIO" "Install libaio devel"
4138 fi
4139 linux_aio=no
4140 fi
4141 fi
4142 ##########################################
4143 # linux-io-uring probe
4144
4145 if test "$linux_io_uring" != "no" ; then
4146 if $pkg_config liburing; then
4147 linux_io_uring_cflags=$($pkg_config --cflags liburing)
4148 linux_io_uring_libs=$($pkg_config --libs liburing)
4149 linux_io_uring=yes
4150
4151 # io_uring is used in libqemuutil.a where per-file -libs variables are not
4152 # seen by programs linking the archive. It's not ideal, but just add the
4153 # library dependency globally.
4154 LIBS="$linux_io_uring_libs $LIBS"
4155 else
4156 if test "$linux_io_uring" = "yes" ; then
4157 feature_not_found "linux io_uring" "Install liburing devel"
4158 fi
4159 linux_io_uring=no
4160 fi
4161 fi
4162
4163 ##########################################
4164 # TPM emulation is only on POSIX
4165
4166 if test "$tpm" = ""; then
4167 if test "$mingw32" = "yes"; then
4168 tpm=no
4169 else
4170 tpm=yes
4171 fi
4172 elif test "$tpm" = "yes"; then
4173 if test "$mingw32" = "yes" ; then
4174 error_exit "TPM emulation only available on POSIX systems"
4175 fi
4176 fi
4177
4178 ##########################################
4179 # attr probe
4180
4181 if test "$attr" != "no" ; then
4182 cat > $TMPC <<EOF
4183 #include <stdio.h>
4184 #include <sys/types.h>
4185 #ifdef CONFIG_LIBATTR
4186 #include <attr/xattr.h>
4187 #else
4188 #include <sys/xattr.h>
4189 #endif
4190 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
4191 EOF
4192 if compile_prog "" "" ; then
4193 attr=yes
4194 # Older distros have <attr/xattr.h>, and need -lattr:
4195 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
4196 attr=yes
4197 LIBS="-lattr $LIBS"
4198 libattr=yes
4199 else
4200 if test "$attr" = "yes" ; then
4201 feature_not_found "ATTR" "Install libc6 or libattr devel"
4202 fi
4203 attr=no
4204 fi
4205 fi
4206
4207 ##########################################
4208 # iovec probe
4209 cat > $TMPC <<EOF
4210 #include <sys/types.h>
4211 #include <sys/uio.h>
4212 #include <unistd.h>
4213 int main(void) { return sizeof(struct iovec); }
4214 EOF
4215 iovec=no
4216 if compile_prog "" "" ; then
4217 iovec=yes
4218 fi
4219
4220 ##########################################
4221 # preadv probe
4222 cat > $TMPC <<EOF
4223 #include <sys/types.h>
4224 #include <sys/uio.h>
4225 #include <unistd.h>
4226 int main(void) { return preadv(0, 0, 0, 0); }
4227 EOF
4228 preadv=no
4229 if compile_prog "" "" ; then
4230 preadv=yes
4231 fi
4232
4233 ##########################################
4234 # fdt probe
4235 # fdt support is mandatory for at least some target architectures,
4236 # so insist on it if we're building those system emulators.
4237 fdt_required=no
4238 for target in $target_list; do
4239 case $target in
4240 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu|rx-softmmu)
4241 fdt_required=yes
4242 ;;
4243 esac
4244 done
4245
4246 if test "$fdt_required" = "yes"; then
4247 if test "$fdt" = "no"; then
4248 error_exit "fdt disabled but some requested targets require it." \
4249 "You can turn off fdt only if you also disable all the system emulation" \
4250 "targets which need it (by specifying a cut down --target-list)."
4251 fi
4252 fdt=yes
4253 elif test "$fdt" != "yes" ; then
4254 fdt=no
4255 fi
4256
4257 # fdt is only required when building softmmu targets
4258 if test -z "$fdt" -a "$softmmu" != "yes" ; then
4259 fdt="no"
4260 fi
4261
4262 if test "$fdt" != "no" ; then
4263 fdt_libs="-lfdt"
4264 # explicitly check for libfdt_env.h as it is missing in some stable installs
4265 # and test for required functions to make sure we are on a version >= 1.4.2
4266 cat > $TMPC << EOF
4267 #include <libfdt.h>
4268 #include <libfdt_env.h>
4269 int main(void) { fdt_check_full(NULL, 0); return 0; }
4270 EOF
4271 if compile_prog "" "$fdt_libs" ; then
4272 # system DTC is good - use it
4273 fdt=system
4274 else
4275 # have GIT checkout, so activate dtc submodule
4276 if test -e "${source_path}/.git" ; then
4277 git_submodules="${git_submodules} dtc"
4278 fi
4279 if test -d "${source_path}/dtc/libfdt" || test -e "${source_path}/.git" ; then
4280 fdt=git
4281 mkdir -p dtc
4282 if [ "$pwd_is_source_path" != "y" ] ; then
4283 symlink "$source_path/dtc/Makefile" "dtc/Makefile"
4284 symlink "$source_path/dtc/scripts" "dtc/scripts"
4285 fi
4286 fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
4287 fdt_ldflags="-L\$(BUILD_DIR)/dtc/libfdt"
4288 fdt_libs="$fdt_libs"
4289 elif test "$fdt" = "yes" ; then
4290 # Not a git build & no libfdt found, prompt for system install
4291 error_exit "DTC (libfdt) version >= 1.4.2 not present." \
4292 "Please install the DTC (libfdt) devel package"
4293 else
4294 # don't have and don't want
4295 fdt_libs=
4296 fdt=no
4297 fi
4298 fi
4299 fi
4300
4301 libs_softmmu="$libs_softmmu $fdt_libs"
4302
4303 ##########################################
4304 # opengl probe (for sdl2, gtk, milkymist-tmu2)
4305
4306 gbm="no"
4307 if $pkg_config gbm; then
4308 gbm_cflags="$($pkg_config --cflags gbm)"
4309 gbm_libs="$($pkg_config --libs gbm)"
4310 gbm="yes"
4311 fi
4312
4313 if test "$opengl" != "no" ; then
4314 opengl_pkgs="epoxy gbm"
4315 if $pkg_config $opengl_pkgs; then
4316 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)"
4317 opengl_libs="$($pkg_config --libs $opengl_pkgs)"
4318 opengl=yes
4319 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
4320 gtk_gl="yes"
4321 fi
4322 QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
4323 else
4324 if test "$opengl" = "yes" ; then
4325 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
4326 fi
4327 opengl_cflags=""
4328 opengl_libs=""
4329 opengl=no
4330 fi
4331 fi
4332
4333 if test "$opengl" = "yes"; then
4334 cat > $TMPC << EOF
4335 #include <epoxy/egl.h>
4336 #ifndef EGL_MESA_image_dma_buf_export
4337 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
4338 #endif
4339 int main(void) { return 0; }
4340 EOF
4341 if compile_prog "" "" ; then
4342 opengl_dmabuf=yes
4343 fi
4344 fi
4345
4346 if test "$opengl" = "yes" && test "$have_x11" = "yes"; then
4347 for target in $target_list; do
4348 case $target in
4349 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL
4350 need_x11=yes
4351 ;;
4352 esac
4353 done
4354 fi
4355
4356 ##########################################
4357 # libxml2 probe
4358 if test "$libxml2" != "no" ; then
4359 if $pkg_config --exists libxml-2.0; then
4360 libxml2="yes"
4361 libxml2_cflags=$($pkg_config --cflags libxml-2.0)
4362 libxml2_libs=$($pkg_config --libs libxml-2.0)
4363 else
4364 if test "$libxml2" = "yes"; then
4365 feature_not_found "libxml2" "Install libxml2 devel"
4366 fi
4367 libxml2="no"
4368 fi
4369 fi
4370
4371 ##########################################
4372 # glusterfs probe
4373 if test "$glusterfs" != "no" ; then
4374 if $pkg_config --atleast-version=3 glusterfs-api; then
4375 glusterfs="yes"
4376 glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
4377 glusterfs_libs=$($pkg_config --libs glusterfs-api)
4378 if $pkg_config --atleast-version=4 glusterfs-api; then
4379 glusterfs_xlator_opt="yes"
4380 fi
4381 if $pkg_config --atleast-version=5 glusterfs-api; then
4382 glusterfs_discard="yes"
4383 fi
4384 if $pkg_config --atleast-version=6 glusterfs-api; then
4385 glusterfs_fallocate="yes"
4386 glusterfs_zerofill="yes"
4387 fi
4388 cat > $TMPC << EOF
4389 #include <glusterfs/api/glfs.h>
4390
4391 int
4392 main(void)
4393 {
4394 /* new glfs_ftruncate() passes two additional args */
4395 return glfs_ftruncate(NULL, 0, NULL, NULL);
4396 }
4397 EOF
4398 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4399 glusterfs_ftruncate_has_stat="yes"
4400 fi
4401 cat > $TMPC << EOF
4402 #include <glusterfs/api/glfs.h>
4403
4404 /* new glfs_io_cbk() passes two additional glfs_stat structs */
4405 static void
4406 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
4407 {}
4408
4409 int
4410 main(void)
4411 {
4412 glfs_io_cbk iocb = &glusterfs_iocb;
4413 iocb(NULL, 0 , NULL, NULL, NULL);
4414 return 0;
4415 }
4416 EOF
4417 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4418 glusterfs_iocb_has_stat="yes"
4419 fi
4420 else
4421 if test "$glusterfs" = "yes" ; then
4422 feature_not_found "GlusterFS backend support" \
4423 "Install glusterfs-api devel >= 3"
4424 fi
4425 glusterfs="no"
4426 fi
4427 fi
4428
4429 # Check for inotify functions when we are building linux-user
4430 # emulator. This is done because older glibc versions don't
4431 # have syscall stubs for these implemented. In that case we
4432 # don't provide them even if kernel supports them.
4433 #
4434 inotify=no
4435 cat > $TMPC << EOF
4436 #include <sys/inotify.h>
4437
4438 int
4439 main(void)
4440 {
4441 /* try to start inotify */
4442 return inotify_init();
4443 }
4444 EOF
4445 if compile_prog "" "" ; then
4446 inotify=yes
4447 fi
4448
4449 inotify1=no
4450 cat > $TMPC << EOF
4451 #include <sys/inotify.h>
4452
4453 int
4454 main(void)
4455 {
4456 /* try to start inotify */
4457 return inotify_init1(0);
4458 }
4459 EOF
4460 if compile_prog "" "" ; then
4461 inotify1=yes
4462 fi
4463
4464 # check if pipe2 is there
4465 pipe2=no
4466 cat > $TMPC << EOF
4467 #include <unistd.h>
4468 #include <fcntl.h>
4469
4470 int main(void)
4471 {
4472 int pipefd[2];
4473 return pipe2(pipefd, O_CLOEXEC);
4474 }
4475 EOF
4476 if compile_prog "" "" ; then
4477 pipe2=yes
4478 fi
4479
4480 # check if accept4 is there
4481 accept4=no
4482 cat > $TMPC << EOF
4483 #include <sys/socket.h>
4484 #include <stddef.h>
4485
4486 int main(void)
4487 {
4488 accept4(0, NULL, NULL, SOCK_CLOEXEC);
4489 return 0;
4490 }
4491 EOF
4492 if compile_prog "" "" ; then
4493 accept4=yes
4494 fi
4495
4496 # check if tee/splice is there. vmsplice was added same time.
4497 splice=no
4498 cat > $TMPC << EOF
4499 #include <unistd.h>
4500 #include <fcntl.h>
4501 #include <limits.h>
4502
4503 int main(void)
4504 {
4505 int len, fd = 0;
4506 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
4507 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
4508 return 0;
4509 }
4510 EOF
4511 if compile_prog "" "" ; then
4512 splice=yes
4513 fi
4514
4515 ##########################################
4516 # libnuma probe
4517
4518 if test "$numa" != "no" ; then
4519 cat > $TMPC << EOF
4520 #include <numa.h>
4521 int main(void) { return numa_available(); }
4522 EOF
4523
4524 if compile_prog "" "-lnuma" ; then
4525 numa=yes
4526 libs_softmmu="-lnuma $libs_softmmu"
4527 else
4528 if test "$numa" = "yes" ; then
4529 feature_not_found "numa" "install numactl devel"
4530 fi
4531 numa=no
4532 fi
4533 fi
4534
4535 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
4536 echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
4537 exit 1
4538 fi
4539
4540 # Even if malloc_trim() is available, these non-libc memory allocators
4541 # do not support it.
4542 if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then
4543 if test "$malloc_trim" = "yes" ; then
4544 echo "Disabling malloc_trim with non-libc memory allocator"
4545 fi
4546 malloc_trim="no"
4547 fi
4548
4549 #######################################
4550 # malloc_trim
4551
4552 if test "$malloc_trim" != "no" ; then
4553 cat > $TMPC << EOF
4554 #include <malloc.h>
4555 int main(void) { malloc_trim(0); return 0; }
4556 EOF
4557 if compile_prog "" "" ; then
4558 malloc_trim="yes"
4559 else
4560 malloc_trim="no"
4561 fi
4562 fi
4563
4564 ##########################################
4565 # tcmalloc probe
4566
4567 if test "$tcmalloc" = "yes" ; then
4568 cat > $TMPC << EOF
4569 #include <stdlib.h>
4570 int main(void) { malloc(1); return 0; }
4571 EOF
4572
4573 if compile_prog "" "-ltcmalloc" ; then
4574 LIBS="-ltcmalloc $LIBS"
4575 else
4576 feature_not_found "tcmalloc" "install gperftools devel"
4577 fi
4578 fi
4579
4580 ##########################################
4581 # jemalloc probe
4582
4583 if test "$jemalloc" = "yes" ; then
4584 cat > $TMPC << EOF
4585 #include <stdlib.h>
4586 int main(void) { malloc(1); return 0; }
4587 EOF
4588
4589 if compile_prog "" "-ljemalloc" ; then
4590 LIBS="-ljemalloc $LIBS"
4591 else
4592 feature_not_found "jemalloc" "install jemalloc devel"
4593 fi
4594 fi
4595
4596 ##########################################
4597 # signalfd probe
4598 signalfd="no"
4599 cat > $TMPC << EOF
4600 #include <unistd.h>
4601 #include <sys/syscall.h>
4602 #include <signal.h>
4603 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
4604 EOF
4605
4606 if compile_prog "" "" ; then
4607 signalfd=yes
4608 fi
4609
4610 # check if optreset global is declared by <getopt.h>
4611 optreset="no"
4612 cat > $TMPC << EOF
4613 #include <getopt.h>
4614 int main(void) { return optreset; }
4615 EOF
4616
4617 if compile_prog "" "" ; then
4618 optreset=yes
4619 fi
4620
4621 # check if eventfd is supported
4622 eventfd=no
4623 cat > $TMPC << EOF
4624 #include <sys/eventfd.h>
4625
4626 int main(void)
4627 {
4628 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
4629 }
4630 EOF
4631 if compile_prog "" "" ; then
4632 eventfd=yes
4633 fi
4634
4635 # check if memfd is supported
4636 memfd=no
4637 cat > $TMPC << EOF
4638 #include <sys/mman.h>
4639
4640 int main(void)
4641 {
4642 return memfd_create("foo", MFD_ALLOW_SEALING);
4643 }
4644 EOF
4645 if compile_prog "" "" ; then
4646 memfd=yes
4647 fi
4648
4649 # check for usbfs
4650 have_usbfs=no
4651 if test "$linux_user" = "yes"; then
4652 cat > $TMPC << EOF
4653 #include <linux/usbdevice_fs.h>
4654
4655 #ifndef USBDEVFS_GET_CAPABILITIES
4656 #error "USBDEVFS_GET_CAPABILITIES undefined"
4657 #endif
4658
4659 #ifndef USBDEVFS_DISCONNECT_CLAIM
4660 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
4661 #endif
4662
4663 int main(void)
4664 {
4665 return 0;
4666 }
4667 EOF
4668 if compile_prog "" ""; then
4669 have_usbfs=yes
4670 fi
4671 fi
4672
4673 # check for fallocate
4674 fallocate=no
4675 cat > $TMPC << EOF
4676 #include <fcntl.h>
4677
4678 int main(void)
4679 {
4680 fallocate(0, 0, 0, 0);
4681 return 0;
4682 }
4683 EOF
4684 if compile_prog "" "" ; then
4685 fallocate=yes
4686 fi
4687
4688 # check for fallocate hole punching
4689 fallocate_punch_hole=no
4690 cat > $TMPC << EOF
4691 #include <fcntl.h>
4692 #include <linux/falloc.h>
4693
4694 int main(void)
4695 {
4696 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
4697 return 0;
4698 }
4699 EOF
4700 if compile_prog "" "" ; then
4701 fallocate_punch_hole=yes
4702 fi
4703
4704 # check that fallocate supports range zeroing inside the file
4705 fallocate_zero_range=no
4706 cat > $TMPC << EOF
4707 #include <fcntl.h>
4708 #include <linux/falloc.h>
4709
4710 int main(void)
4711 {
4712 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
4713 return 0;
4714 }
4715 EOF
4716 if compile_prog "" "" ; then
4717 fallocate_zero_range=yes
4718 fi
4719
4720 # check for posix_fallocate
4721 posix_fallocate=no
4722 cat > $TMPC << EOF
4723 #include <fcntl.h>
4724
4725 int main(void)
4726 {
4727 posix_fallocate(0, 0, 0);
4728 return 0;
4729 }
4730 EOF
4731 if compile_prog "" "" ; then
4732 posix_fallocate=yes
4733 fi
4734
4735 # check for sync_file_range
4736 sync_file_range=no
4737 cat > $TMPC << EOF
4738 #include <fcntl.h>
4739
4740 int main(void)
4741 {
4742 sync_file_range(0, 0, 0, 0);
4743 return 0;
4744 }
4745 EOF
4746 if compile_prog "" "" ; then
4747 sync_file_range=yes
4748 fi
4749
4750 # check for linux/fiemap.h and FS_IOC_FIEMAP
4751 fiemap=no
4752 cat > $TMPC << EOF
4753 #include <sys/ioctl.h>
4754 #include <linux/fs.h>
4755 #include <linux/fiemap.h>
4756
4757 int main(void)
4758 {
4759 ioctl(0, FS_IOC_FIEMAP, 0);
4760 return 0;
4761 }
4762 EOF
4763 if compile_prog "" "" ; then
4764 fiemap=yes
4765 fi
4766
4767 # check for dup3
4768 dup3=no
4769 cat > $TMPC << EOF
4770 #include <unistd.h>
4771
4772 int main(void)
4773 {
4774 dup3(0, 0, 0);
4775 return 0;
4776 }
4777 EOF
4778 if compile_prog "" "" ; then
4779 dup3=yes
4780 fi
4781
4782 # check for ppoll support
4783 ppoll=no
4784 cat > $TMPC << EOF
4785 #include <poll.h>
4786
4787 int main(void)
4788 {
4789 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
4790 ppoll(&pfd, 1, 0, 0);
4791 return 0;
4792 }
4793 EOF
4794 if compile_prog "" "" ; then
4795 ppoll=yes
4796 fi
4797
4798 # check for prctl(PR_SET_TIMERSLACK , ... ) support
4799 prctl_pr_set_timerslack=no
4800 cat > $TMPC << EOF
4801 #include <sys/prctl.h>
4802
4803 int main(void)
4804 {
4805 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4806 return 0;
4807 }
4808 EOF
4809 if compile_prog "" "" ; then
4810 prctl_pr_set_timerslack=yes
4811 fi
4812
4813 # check for epoll support
4814 epoll=no
4815 cat > $TMPC << EOF
4816 #include <sys/epoll.h>
4817
4818 int main(void)
4819 {
4820 epoll_create(0);
4821 return 0;
4822 }
4823 EOF
4824 if compile_prog "" "" ; then
4825 epoll=yes
4826 fi
4827
4828 # epoll_create1 is a later addition
4829 # so we must check separately for its presence
4830 epoll_create1=no
4831 cat > $TMPC << EOF
4832 #include <sys/epoll.h>
4833
4834 int main(void)
4835 {
4836 /* Note that we use epoll_create1 as a value, not as
4837 * a function being called. This is necessary so that on
4838 * old SPARC glibc versions where the function was present in
4839 * the library but not declared in the header file we will
4840 * fail the configure check. (Otherwise we will get a compiler
4841 * warning but not an error, and will proceed to fail the
4842 * qemu compile where we compile with -Werror.)
4843 */
4844 return (int)(uintptr_t)&epoll_create1;
4845 }
4846 EOF
4847 if compile_prog "" "" ; then
4848 epoll_create1=yes
4849 fi
4850
4851 # check for sendfile support
4852 sendfile=no
4853 cat > $TMPC << EOF
4854 #include <sys/sendfile.h>
4855
4856 int main(void)
4857 {
4858 return sendfile(0, 0, 0, 0);
4859 }
4860 EOF
4861 if compile_prog "" "" ; then
4862 sendfile=yes
4863 fi
4864
4865 # check for timerfd support (glibc 2.8 and newer)
4866 timerfd=no
4867 cat > $TMPC << EOF
4868 #include <sys/timerfd.h>
4869
4870 int main(void)
4871 {
4872 return(timerfd_create(CLOCK_REALTIME, 0));
4873 }
4874 EOF
4875 if compile_prog "" "" ; then
4876 timerfd=yes
4877 fi
4878
4879 # check for setns and unshare support
4880 setns=no
4881 cat > $TMPC << EOF
4882 #include <sched.h>
4883
4884 int main(void)
4885 {
4886 int ret;
4887 ret = setns(0, 0);
4888 ret = unshare(0);
4889 return ret;
4890 }
4891 EOF
4892 if compile_prog "" "" ; then
4893 setns=yes
4894 fi
4895
4896 # clock_adjtime probe
4897 clock_adjtime=no
4898 cat > $TMPC <<EOF
4899 #include <time.h>
4900
4901 int main(void)
4902 {
4903 return clock_adjtime(0, 0);
4904 }
4905 EOF
4906 clock_adjtime=no
4907 if compile_prog "" "" ; then
4908 clock_adjtime=yes
4909 fi
4910
4911 # syncfs probe
4912 syncfs=no
4913 cat > $TMPC <<EOF
4914 #include <unistd.h>
4915
4916 int main(void)
4917 {
4918 return syncfs(0);
4919 }
4920 EOF
4921 syncfs=no
4922 if compile_prog "" "" ; then
4923 syncfs=yes
4924 fi
4925
4926 # check for kcov support (kernel must be 4.4+, compiled with certain options)
4927 kcov=no
4928 if check_include sys/kcov.h ; then
4929 kcov=yes
4930 fi
4931
4932 # If we're making warnings fatal, apply this to Sphinx runs as well
4933 sphinx_werror=""
4934 if test "$werror" = "yes"; then
4935 sphinx_werror="-W"
4936 fi
4937
4938 # Check we have a new enough version of sphinx-build
4939 has_sphinx_build() {
4940 # This is a bit awkward but works: create a trivial document and
4941 # try to run it with our configuration file (which enforces a
4942 # version requirement). This will fail if either
4943 # sphinx-build doesn't exist at all or if it is too old.
4944 mkdir -p "$TMPDIR1/sphinx"
4945 touch "$TMPDIR1/sphinx/index.rst"
4946 "$sphinx_build" $sphinx_werror -c "$source_path/docs" \
4947 -b html "$TMPDIR1/sphinx" \
4948 "$TMPDIR1/sphinx/out" >> config.log 2>&1
4949 }
4950
4951 # Check if tools are available to build documentation.
4952 if test "$docs" != "no" ; then
4953 if has_sphinx_build; then
4954 sphinx_ok=yes
4955 else
4956 sphinx_ok=no
4957 fi
4958 if has makeinfo && has pod2man && test "$sphinx_ok" = "yes"; then
4959 docs=yes
4960 else
4961 if test "$docs" = "yes" ; then
4962 if has $sphinx_build && test "$sphinx_ok" != "yes"; then
4963 echo "Warning: $sphinx_build exists but it is either too old or uses too old a Python version" >&2
4964 fi
4965 feature_not_found "docs" "Install texinfo, Perl/perl-podlators and a Python 3 version of python-sphinx"
4966 fi
4967 docs=no
4968 fi
4969 fi
4970
4971 # Search for bswap_32 function
4972 byteswap_h=no
4973 cat > $TMPC << EOF
4974 #include <byteswap.h>
4975 int main(void) { return bswap_32(0); }
4976 EOF
4977 if compile_prog "" "" ; then
4978 byteswap_h=yes
4979 fi
4980
4981 # Search for bswap32 function
4982 bswap_h=no
4983 cat > $TMPC << EOF
4984 #include <sys/endian.h>
4985 #include <sys/types.h>
4986 #include <machine/bswap.h>
4987 int main(void) { return bswap32(0); }
4988 EOF
4989 if compile_prog "" "" ; then
4990 bswap_h=yes
4991 fi
4992
4993 ##########################################
4994 # Do we have libiscsi >= 1.9.0
4995 if test "$libiscsi" != "no" ; then
4996 if $pkg_config --atleast-version=1.9.0 libiscsi; then
4997 libiscsi="yes"
4998 libiscsi_cflags=$($pkg_config --cflags libiscsi)
4999 libiscsi_libs=$($pkg_config --libs libiscsi)
5000 else
5001 if test "$libiscsi" = "yes" ; then
5002 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
5003 fi
5004 libiscsi="no"
5005 fi
5006 fi
5007
5008 ##########################################
5009 # Do we need libm
5010 cat > $TMPC << EOF
5011 #include <math.h>
5012 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
5013 EOF
5014 if compile_prog "" "" ; then
5015 :
5016 elif compile_prog "" "-lm" ; then
5017 LIBS="-lm $LIBS"
5018 libs_qga="-lm $libs_qga"
5019 else
5020 error_exit "libm check failed"
5021 fi
5022
5023 ##########################################
5024 # Do we need librt
5025 # uClibc provides 2 versions of clock_gettime(), one with realtime
5026 # support and one without. This means that the clock_gettime() don't
5027 # need -lrt. We still need it for timer_create() so we check for this
5028 # function in addition.
5029 cat > $TMPC <<EOF
5030 #include <signal.h>
5031 #include <time.h>
5032 int main(void) {
5033 timer_create(CLOCK_REALTIME, NULL, NULL);
5034 return clock_gettime(CLOCK_REALTIME, NULL);
5035 }
5036 EOF
5037
5038 if compile_prog "" "" ; then
5039 :
5040 # we need pthread for static linking. use previous pthread test result
5041 elif compile_prog "" "$pthread_lib -lrt" ; then
5042 LIBS="$LIBS -lrt"
5043 libs_qga="$libs_qga -lrt"
5044 fi
5045
5046 # Check whether we need to link libutil for openpty()
5047 cat > $TMPC << EOF
5048 extern int openpty(int *am, int *as, char *name, void *termp, void *winp);
5049 int main(void) { return openpty(0, 0, 0, 0, 0); }
5050 EOF
5051
5052 if ! compile_prog "" "" ; then
5053 if compile_prog "" "-lutil" ; then
5054 libs_softmmu="-lutil $libs_softmmu"
5055 libs_tools="-lutil $libs_tools"
5056 fi
5057 fi
5058
5059 ##########################################
5060 # spice probe
5061 if test "$spice" != "no" ; then
5062 cat > $TMPC << EOF
5063 #include <spice.h>
5064 int main(void) { spice_server_new(); return 0; }
5065 EOF
5066 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
5067 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
5068 if $pkg_config --atleast-version=0.12.5 spice-server && \
5069 $pkg_config --atleast-version=0.12.3 spice-protocol && \
5070 compile_prog "$spice_cflags" "$spice_libs" ; then
5071 spice="yes"
5072 libs_softmmu="$libs_softmmu $spice_libs"
5073 QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
5074 spice_protocol_version=$($pkg_config --modversion spice-protocol)
5075 spice_server_version=$($pkg_config --modversion spice-server)
5076 else
5077 if test "$spice" = "yes" ; then
5078 feature_not_found "spice" \
5079 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel"
5080 fi
5081 spice="no"
5082 fi
5083 fi
5084
5085 # check for smartcard support
5086 if test "$smartcard" != "no"; then
5087 if $pkg_config --atleast-version=2.5.1 libcacard; then
5088 libcacard_cflags=$($pkg_config --cflags libcacard)
5089 libcacard_libs=$($pkg_config --libs libcacard)
5090 smartcard="yes"
5091 else
5092 if test "$smartcard" = "yes"; then
5093 feature_not_found "smartcard" "Install libcacard devel"
5094 fi
5095 smartcard="no"
5096 fi
5097 fi
5098
5099 # check for libusb
5100 if test "$libusb" != "no" ; then
5101 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
5102 libusb="yes"
5103 libusb_cflags=$($pkg_config --cflags libusb-1.0)
5104 libusb_libs=$($pkg_config --libs libusb-1.0)
5105 else
5106 if test "$libusb" = "yes"; then
5107 feature_not_found "libusb" "Install libusb devel >= 1.0.13"
5108 fi
5109 libusb="no"
5110 fi
5111 fi
5112
5113 # check for usbredirparser for usb network redirection support
5114 if test "$usb_redir" != "no" ; then
5115 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
5116 usb_redir="yes"
5117 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
5118 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
5119 else
5120 if test "$usb_redir" = "yes"; then
5121 feature_not_found "usb-redir" "Install usbredir devel"
5122 fi
5123 usb_redir="no"
5124 fi
5125 fi
5126
5127 ##########################################
5128 # check if we have VSS SDK headers for win
5129
5130 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5131 test "$vss_win32_sdk" != "no" ; then
5132 case "$vss_win32_sdk" in
5133 "") vss_win32_include="-isystem $source_path" ;;
5134 *\ *) # The SDK is installed in "Program Files" by default, but we cannot
5135 # handle path with spaces. So we symlink the headers into ".sdk/vss".
5136 vss_win32_include="-isystem $source_path/.sdk/vss"
5137 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
5138 ;;
5139 *) vss_win32_include="-isystem $vss_win32_sdk"
5140 esac
5141 cat > $TMPC << EOF
5142 #define __MIDL_user_allocate_free_DEFINED__
5143 #include <inc/win2003/vss.h>
5144 int main(void) { return VSS_CTX_BACKUP; }
5145 EOF
5146 if compile_prog "$vss_win32_include" "" ; then
5147 guest_agent_with_vss="yes"
5148 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
5149 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
5150 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
5151 else
5152 if test "$vss_win32_sdk" != "" ; then
5153 echo "ERROR: Please download and install Microsoft VSS SDK:"
5154 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490"
5155 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
5156 echo "ERROR: scripts/extract-vsssdk-headers setup.exe"
5157 echo "ERROR: The headers are extracted in the directory \`inc'."
5158 feature_not_found "VSS support"
5159 fi
5160 guest_agent_with_vss="no"
5161 fi
5162 fi
5163
5164 ##########################################
5165 # lookup Windows platform SDK (if not specified)
5166 # The SDK is needed only to build .tlb (type library) file of guest agent
5167 # VSS provider from the source. It is usually unnecessary because the
5168 # pre-compiled .tlb file is included.
5169
5170 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5171 test "$guest_agent_with_vss" = "yes" ; then
5172 if test -z "$win_sdk"; then
5173 programfiles="$PROGRAMFILES"
5174 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
5175 if test -n "$programfiles"; then
5176 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
5177 else
5178 feature_not_found "Windows SDK"
5179 fi
5180 elif test "$win_sdk" = "no"; then
5181 win_sdk=""
5182 fi
5183 fi
5184
5185 ##########################################
5186 # check if mingw environment provides a recent ntddscsi.h
5187 if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then
5188 cat > $TMPC << EOF
5189 #include <windows.h>
5190 #include <ntddscsi.h>
5191 int main(void) {
5192 #if !defined(IOCTL_SCSI_GET_ADDRESS)
5193 #error Missing required ioctl definitions
5194 #endif
5195 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
5196 return addr.Lun;
5197 }
5198 EOF
5199 if compile_prog "" "" ; then
5200 guest_agent_ntddscsi=yes
5201 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga"
5202 fi
5203 fi
5204
5205 ##########################################
5206 # virgl renderer probe
5207
5208 if test "$virglrenderer" != "no" ; then
5209 cat > $TMPC << EOF
5210 #include <virglrenderer.h>
5211 int main(void) { virgl_renderer_poll(); return 0; }
5212 EOF
5213 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
5214 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
5215 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null)
5216 if $pkg_config virglrenderer >/dev/null 2>&1 && \
5217 compile_prog "$virgl_cflags" "$virgl_libs" ; then
5218 virglrenderer="yes"
5219 else
5220 if test "$virglrenderer" = "yes" ; then
5221 feature_not_found "virglrenderer"
5222 fi
5223 virglrenderer="no"
5224 fi
5225 fi
5226
5227 ##########################################
5228 # capstone
5229
5230 case "$capstone" in
5231 "" | yes)
5232 if $pkg_config capstone; then
5233 capstone=system
5234 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
5235 capstone=git
5236 elif test -e "${source_path}/capstone/Makefile" ; then
5237 capstone=internal
5238 elif test -z "$capstone" ; then
5239 capstone=no
5240 else
5241 feature_not_found "capstone" "Install capstone devel or git submodule"
5242 fi
5243 ;;
5244
5245 system)
5246 if ! $pkg_config capstone; then
5247 feature_not_found "capstone" "Install capstone devel"
5248 fi
5249 ;;
5250 esac
5251
5252 case "$capstone" in
5253 git | internal)
5254 if test "$capstone" = git; then
5255 git_submodules="${git_submodules} capstone"
5256 fi
5257 mkdir -p capstone
5258 QEMU_CFLAGS="$QEMU_CFLAGS -I\$(SRC_PATH)/capstone/include"
5259 if test "$mingw32" = "yes"; then
5260 LIBCAPSTONE=capstone.lib
5261 else
5262 LIBCAPSTONE=libcapstone.a
5263 fi
5264 libs_cpu="-L\$(BUILD_DIR)/capstone -lcapstone $libs_cpu"
5265 ;;
5266
5267 system)
5268 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags capstone)"
5269 libs_cpu="$($pkg_config --libs capstone) $libs_cpu"
5270 ;;
5271
5272 no)
5273 ;;
5274 *)
5275 error_exit "Unknown state for capstone: $capstone"
5276 ;;
5277 esac
5278
5279 ##########################################
5280 # check if we have fdatasync
5281
5282 fdatasync=no
5283 cat > $TMPC << EOF
5284 #include <unistd.h>
5285 int main(void) {
5286 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
5287 return fdatasync(0);
5288 #else
5289 #error Not supported
5290 #endif
5291 }
5292 EOF
5293 if compile_prog "" "" ; then
5294 fdatasync=yes
5295 fi
5296
5297 ##########################################
5298 # check if we have madvise
5299
5300 madvise=no
5301 cat > $TMPC << EOF
5302 #include <sys/types.h>
5303 #include <sys/mman.h>
5304 #include <stddef.h>
5305 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
5306 EOF
5307 if compile_prog "" "" ; then
5308 madvise=yes
5309 fi
5310
5311 ##########################################
5312 # check if we have posix_madvise
5313
5314 posix_madvise=no
5315 cat > $TMPC << EOF
5316 #include <sys/mman.h>
5317 #include <stddef.h>
5318 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
5319 EOF
5320 if compile_prog "" "" ; then
5321 posix_madvise=yes
5322 fi
5323
5324 ##########################################
5325 # check if we have posix_memalign()
5326
5327 posix_memalign=no
5328 cat > $TMPC << EOF
5329 #include <stdlib.h>
5330 int main(void) {
5331 void *p;
5332 return posix_memalign(&p, 8, 8);
5333 }
5334 EOF
5335 if compile_prog "" "" ; then
5336 posix_memalign=yes
5337 fi
5338
5339 ##########################################
5340 # check if we have posix_syslog
5341
5342 posix_syslog=no
5343 cat > $TMPC << EOF
5344 #include <syslog.h>
5345 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
5346 EOF
5347 if compile_prog "" "" ; then
5348 posix_syslog=yes
5349 fi
5350
5351 ##########################################
5352 # check if we have sem_timedwait
5353
5354 sem_timedwait=no
5355 cat > $TMPC << EOF
5356 #include <semaphore.h>
5357 int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); }
5358 EOF
5359 if compile_prog "" "" ; then
5360 sem_timedwait=yes
5361 fi
5362
5363 ##########################################
5364 # check if we have strchrnul
5365
5366 strchrnul=no
5367 cat > $TMPC << EOF
5368 #include <string.h>
5369 int main(void);
5370 // Use a haystack that the compiler shouldn't be able to constant fold
5371 char *haystack = (char*)&main;
5372 int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; }
5373 EOF
5374 if compile_prog "" "" ; then
5375 strchrnul=yes
5376 fi
5377
5378 #########################################
5379 # check if we have st_atim
5380
5381 st_atim=no
5382 cat > $TMPC << EOF
5383 #include <sys/stat.h>
5384 #include <stddef.h>
5385 int main(void) { return offsetof(struct stat, st_atim); }
5386 EOF
5387 if compile_prog "" "" ; then
5388 st_atim=yes
5389 fi
5390
5391 ##########################################
5392 # check if trace backend exists
5393
5394 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null
5395 if test "$?" -ne 0 ; then
5396 error_exit "invalid trace backends" \
5397 "Please choose supported trace backends."
5398 fi
5399
5400 ##########################################
5401 # For 'ust' backend, test if ust headers are present
5402 if have_backend "ust"; then
5403 cat > $TMPC << EOF
5404 #include <lttng/tracepoint.h>
5405 int main(void) { return 0; }
5406 EOF
5407 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
5408 if $pkg_config lttng-ust --exists; then
5409 lttng_ust_libs=$($pkg_config --libs lttng-ust)
5410 else
5411 lttng_ust_libs="-llttng-ust -ldl"
5412 fi
5413 if $pkg_config liburcu-bp --exists; then
5414 urcu_bp_libs=$($pkg_config --libs liburcu-bp)
5415 else
5416 urcu_bp_libs="-lurcu-bp"
5417 fi
5418
5419 LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
5420 libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
5421 else
5422 error_exit "Trace backend 'ust' missing lttng-ust header files"
5423 fi
5424 fi
5425
5426 ##########################################
5427 # For 'dtrace' backend, test if 'dtrace' command is present
5428 if have_backend "dtrace"; then
5429 if ! has 'dtrace' ; then
5430 error_exit "dtrace command is not found in PATH $PATH"
5431 fi
5432 trace_backend_stap="no"
5433 if has 'stap' ; then
5434 trace_backend_stap="yes"
5435 fi
5436 fi
5437
5438 ##########################################
5439 # check and set a backend for coroutine
5440
5441 # We prefer ucontext, but it's not always possible. The fallback
5442 # is sigcontext. On Windows the only valid backend is the Windows
5443 # specific one.
5444
5445 ucontext_works=no
5446 if test "$darwin" != "yes"; then
5447 cat > $TMPC << EOF
5448 #include <ucontext.h>
5449 #ifdef __stub_makecontext
5450 #error Ignoring glibc stub makecontext which will always fail
5451 #endif
5452 int main(void) { makecontext(0, 0, 0); return 0; }
5453 EOF
5454 if compile_prog "" "" ; then
5455 ucontext_works=yes
5456 fi
5457 fi
5458
5459 if test "$coroutine" = ""; then
5460 if test "$mingw32" = "yes"; then
5461 coroutine=win32
5462 elif test "$ucontext_works" = "yes"; then
5463 coroutine=ucontext
5464 else
5465 coroutine=sigaltstack
5466 fi
5467 else
5468 case $coroutine in
5469 windows)
5470 if test "$mingw32" != "yes"; then
5471 error_exit "'windows' coroutine backend only valid for Windows"
5472 fi
5473 # Unfortunately the user visible backend name doesn't match the
5474 # coroutine-*.c filename for this case, so we have to adjust it here.
5475 coroutine=win32
5476 ;;
5477 ucontext)
5478 if test "$ucontext_works" != "yes"; then
5479 feature_not_found "ucontext"
5480 fi
5481 ;;
5482 sigaltstack)
5483 if test "$mingw32" = "yes"; then
5484 error_exit "only the 'windows' coroutine backend is valid for Windows"
5485 fi
5486 ;;
5487 *)
5488 error_exit "unknown coroutine backend $coroutine"
5489 ;;
5490 esac
5491 fi
5492
5493 if test "$coroutine_pool" = ""; then
5494 coroutine_pool=yes
5495 fi
5496
5497 if test "$debug_stack_usage" = "yes"; then
5498 if test "$coroutine_pool" = "yes"; then
5499 echo "WARN: disabling coroutine pool for stack usage debugging"
5500 coroutine_pool=no
5501 fi
5502 fi
5503
5504
5505 ##########################################
5506 # check if we have open_by_handle_at
5507
5508 open_by_handle_at=no
5509 cat > $TMPC << EOF
5510 #include <fcntl.h>
5511 #if !defined(AT_EMPTY_PATH)
5512 # error missing definition
5513 #else
5514 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
5515 #endif
5516 EOF
5517 if compile_prog "" "" ; then
5518 open_by_handle_at=yes
5519 fi
5520
5521 ########################################
5522 # check if we have linux/magic.h
5523
5524 linux_magic_h=no
5525 cat > $TMPC << EOF
5526 #include <linux/magic.h>
5527 int main(void) {
5528 return 0;
5529 }
5530 EOF
5531 if compile_prog "" "" ; then
5532 linux_magic_h=yes
5533 fi
5534
5535 ########################################
5536 # check whether we can disable warning option with a pragma (this is needed
5537 # to silence warnings in the headers of some versions of external libraries).
5538 # This test has to be compiled with -Werror as otherwise an unknown pragma is
5539 # only a warning.
5540 #
5541 # If we can't selectively disable warning in the code, disable -Werror so that
5542 # the build doesn't fail anyway.
5543
5544 pragma_disable_unused_but_set=no
5545 cat > $TMPC << EOF
5546 #pragma GCC diagnostic push
5547 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
5548 #pragma GCC diagnostic pop
5549
5550 int main(void) {
5551 return 0;
5552 }
5553 EOF
5554 if compile_prog "-Werror" "" ; then
5555 pragma_diagnostic_available=yes
5556 else
5557 werror=no
5558 fi
5559
5560 ########################################
5561 # check if we have valgrind/valgrind.h
5562
5563 valgrind_h=no
5564 cat > $TMPC << EOF
5565 #include <valgrind/valgrind.h>
5566 int main(void) {
5567 return 0;
5568 }
5569 EOF
5570 if compile_prog "" "" ; then
5571 valgrind_h=yes
5572 fi
5573
5574 ########################################
5575 # check if environ is declared
5576
5577 has_environ=no
5578 cat > $TMPC << EOF
5579 #include <unistd.h>
5580 int main(void) {
5581 environ = 0;
5582 return 0;
5583 }
5584 EOF
5585 if compile_prog "" "" ; then
5586 has_environ=yes
5587 fi
5588
5589 ########################################
5590 # check if cpuid.h is usable.
5591
5592 cat > $TMPC << EOF
5593 #include <cpuid.h>
5594 int main(void) {
5595 unsigned a, b, c, d;
5596 int max = __get_cpuid_max(0, 0);
5597
5598 if (max >= 1) {
5599 __cpuid(1, a, b, c, d);
5600 }
5601
5602 if (max >= 7) {
5603 __cpuid_count(7, 0, a, b, c, d);
5604 }
5605
5606 return 0;
5607 }
5608 EOF
5609 if compile_prog "" "" ; then
5610 cpuid_h=yes
5611 fi
5612
5613 ##########################################
5614 # avx2 optimization requirement check
5615 #
5616 # There is no point enabling this if cpuid.h is not usable,
5617 # since we won't be able to select the new routines.
5618
5619 if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then
5620 cat > $TMPC << EOF
5621 #pragma GCC push_options
5622 #pragma GCC target("avx2")
5623 #include <cpuid.h>
5624 #include <immintrin.h>
5625 static int bar(void *a) {
5626 __m256i x = *(__m256i *)a;
5627 return _mm256_testz_si256(x, x);
5628 }
5629 int main(int argc, char *argv[]) { return bar(argv[0]); }
5630 EOF
5631 if compile_object "" ; then
5632 avx2_opt="yes"
5633 else
5634 avx2_opt="no"
5635 fi
5636 fi
5637
5638 ##########################################
5639 # avx512f optimization requirement check
5640 #
5641 # There is no point enabling this if cpuid.h is not usable,
5642 # since we won't be able to select the new routines.
5643 # by default, it is turned off.
5644 # if user explicitly want to enable it, check environment
5645
5646 if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then
5647 cat > $TMPC << EOF
5648 #pragma GCC push_options
5649 #pragma GCC target("avx512f")
5650 #include <cpuid.h>
5651 #include <immintrin.h>
5652 static int bar(void *a) {
5653 __m512i x = *(__m512i *)a;
5654 return _mm512_test_epi64_mask(x, x);
5655 }
5656 int main(int argc, char *argv[])
5657 {
5658 return bar(argv[0]);
5659 }
5660 EOF
5661 if ! compile_object "" ; then
5662 avx512f_opt="no"
5663 fi
5664 else
5665 avx512f_opt="no"
5666 fi
5667
5668 ########################################
5669 # check if __[u]int128_t is usable.
5670
5671 int128=no
5672 cat > $TMPC << EOF
5673 __int128_t a;
5674 __uint128_t b;
5675 int main (void) {
5676 a = a + b;
5677 b = a * b;
5678 a = a * a;
5679 return 0;
5680 }
5681 EOF
5682 if compile_prog "" "" ; then
5683 int128=yes
5684 fi
5685
5686 #########################################
5687 # See if 128-bit atomic operations are supported.
5688
5689 atomic128=no
5690 if test "$int128" = "yes"; then
5691 cat > $TMPC << EOF
5692 int main(void)
5693 {
5694 unsigned __int128 x = 0, y = 0;
5695 y = __atomic_load_16(&x, 0);
5696 __atomic_store_16(&x, y, 0);
5697 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
5698 return 0;
5699 }
5700 EOF
5701 if compile_prog "" "" ; then
5702 atomic128=yes
5703 fi
5704 fi
5705
5706 cmpxchg128=no
5707 if test "$int128" = yes && test "$atomic128" = no; then
5708 cat > $TMPC << EOF
5709 int main(void)
5710 {
5711 unsigned __int128 x = 0, y = 0;
5712 __sync_val_compare_and_swap_16(&x, y, x);
5713 return 0;
5714 }
5715 EOF
5716 if compile_prog "" "" ; then
5717 cmpxchg128=yes
5718 fi
5719 fi
5720
5721 #########################################
5722 # See if 64-bit atomic operations are supported.
5723 # Note that without __atomic builtins, we can only
5724 # assume atomic loads/stores max at pointer size.
5725
5726 cat > $TMPC << EOF
5727 #include <stdint.h>
5728 int main(void)
5729 {
5730 uint64_t x = 0, y = 0;
5731 #ifdef __ATOMIC_RELAXED
5732 y = __atomic_load_8(&x, 0);
5733 __atomic_store_8(&x, y, 0);
5734 __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
5735 __atomic_exchange_8(&x, y, 0);
5736 __atomic_fetch_add_8(&x, y, 0);
5737 #else
5738 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
5739 __sync_lock_test_and_set(&x, y);
5740 __sync_val_compare_and_swap(&x, y, 0);
5741 __sync_fetch_and_add(&x, y);
5742 #endif
5743 return 0;
5744 }
5745 EOF
5746 if compile_prog "" "" ; then
5747 atomic64=yes
5748 fi
5749
5750 #########################################
5751 # See if --dynamic-list is supported by the linker
5752 ld_dynamic_list="no"
5753 if test "$static" = "no" ; then
5754 cat > $TMPTXT <<EOF
5755 {
5756 foo;
5757 };
5758 EOF
5759
5760 cat > $TMPC <<EOF
5761 #include <stdio.h>
5762 void foo(void);
5763
5764 void foo(void)
5765 {
5766 printf("foo\n");
5767 }
5768
5769 int main(void)
5770 {
5771 foo();
5772 return 0;
5773 }
5774 EOF
5775
5776 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then
5777 ld_dynamic_list="yes"
5778 fi
5779 fi
5780
5781 #########################################
5782 # See if -exported_symbols_list is supported by the linker
5783
5784 ld_exported_symbols_list="no"
5785 if test "$static" = "no" ; then
5786 cat > $TMPTXT <<EOF
5787 _foo
5788 EOF
5789
5790 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then
5791 ld_exported_symbols_list="yes"
5792 fi
5793 fi
5794
5795 if test "$plugins" = "yes" &&
5796 test "$ld_dynamic_list" = "no" &&
5797 test "$ld_exported_symbols_list" = "no" ; then
5798 error_exit \
5799 "Plugin support requires dynamic linking and specifying a set of symbols " \
5800 "that are exported to plugins. Unfortunately your linker doesn't " \
5801 "support the flag (--dynamic-list or -exported_symbols_list) used " \
5802 "for this purpose. You can't build with --static."
5803 fi
5804
5805 ########################################
5806 # See if __attribute__((alias)) is supported.
5807 # This false for Xcode 9, but has been remedied for Xcode 10.
5808 # Unfortunately, travis uses Xcode 9 by default.
5809
5810 attralias=no
5811 cat > $TMPC << EOF
5812 int x = 1;
5813 extern const int y __attribute__((alias("x")));
5814 int main(void) { return 0; }
5815 EOF
5816 if compile_prog "" "" ; then
5817 attralias=yes
5818 fi
5819
5820 ########################################
5821 # check if getauxval is available.
5822
5823 getauxval=no
5824 cat > $TMPC << EOF
5825 #include <sys/auxv.h>
5826 int main(void) {
5827 return getauxval(AT_HWCAP) == 0;
5828 }
5829 EOF
5830 if compile_prog "" "" ; then
5831 getauxval=yes
5832 fi
5833
5834 ########################################
5835 # check if ccache is interfering with
5836 # semantic analysis of macros
5837
5838 unset CCACHE_CPP2
5839 ccache_cpp2=no
5840 cat > $TMPC << EOF
5841 static const int Z = 1;
5842 #define fn() ({ Z; })
5843 #define TAUT(X) ((X) == Z)
5844 #define PAREN(X, Y) (X == Y)
5845 #define ID(X) (X)
5846 int main(int argc, char *argv[])
5847 {
5848 int x = 0, y = 0;
5849 x = ID(x);
5850 x = fn();
5851 fn();
5852 if (PAREN(x, y)) return 0;
5853 if (TAUT(Z)) return 0;
5854 return 0;
5855 }
5856 EOF
5857
5858 if ! compile_object "-Werror"; then
5859 ccache_cpp2=yes
5860 fi
5861
5862 #################################################
5863 # clang does not support glibc + FORTIFY_SOURCE.
5864
5865 if test "$fortify_source" != "no"; then
5866 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
5867 fortify_source="no";
5868 elif test -n "$cxx" && has $cxx &&
5869 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
5870 fortify_source="no";
5871 else
5872 fortify_source="yes"
5873 fi
5874 fi
5875
5876 ###############################################
5877 # Check if copy_file_range is provided by glibc
5878 have_copy_file_range=no
5879 cat > $TMPC << EOF
5880 #include <unistd.h>
5881 int main(void) {
5882 copy_file_range(0, NULL, 0, NULL, 0, 0);
5883 return 0;
5884 }
5885 EOF
5886 if compile_prog "" "" ; then
5887 have_copy_file_range=yes
5888 fi
5889
5890 ##########################################
5891 # check if struct fsxattr is available via linux/fs.h
5892
5893 have_fsxattr=no
5894 cat > $TMPC << EOF
5895 #include <linux/fs.h>
5896 struct fsxattr foo;
5897 int main(void) {
5898 return 0;
5899 }
5900 EOF
5901 if compile_prog "" "" ; then
5902 have_fsxattr=yes
5903 fi
5904
5905 ##########################################
5906 # check for usable membarrier system call
5907 if test "$membarrier" = "yes"; then
5908 have_membarrier=no
5909 if test "$mingw32" = "yes" ; then
5910 have_membarrier=yes
5911 elif test "$linux" = "yes" ; then
5912 cat > $TMPC << EOF
5913 #include <linux/membarrier.h>
5914 #include <sys/syscall.h>
5915 #include <unistd.h>
5916 #include <stdlib.h>
5917 int main(void) {
5918 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
5919 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
5920 exit(0);
5921 }
5922 EOF
5923 if compile_prog "" "" ; then
5924 have_membarrier=yes
5925 fi
5926 fi
5927 if test "$have_membarrier" = "no"; then
5928 feature_not_found "membarrier" "membarrier system call not available"
5929 fi
5930 else
5931 # Do not enable it by default even for Mingw32, because it doesn't
5932 # work on Wine.
5933 membarrier=no
5934 fi
5935
5936 ##########################################
5937 # check if rtnetlink.h exists and is useful
5938 have_rtnetlink=no
5939 cat > $TMPC << EOF
5940 #include <linux/rtnetlink.h>
5941 int main(void) {
5942 return IFLA_PROTO_DOWN;
5943 }
5944 EOF
5945 if compile_prog "" "" ; then
5946 have_rtnetlink=yes
5947 fi
5948
5949 ##########################################
5950 # check for usable AF_VSOCK environment
5951 have_af_vsock=no
5952 cat > $TMPC << EOF
5953 #include <errno.h>
5954 #include <sys/types.h>
5955 #include <sys/socket.h>
5956 #if !defined(AF_VSOCK)
5957 # error missing AF_VSOCK flag
5958 #endif
5959 #include <linux/vm_sockets.h>
5960 int main(void) {
5961 int sock, ret;
5962 struct sockaddr_vm svm;
5963 socklen_t len = sizeof(svm);
5964 sock = socket(AF_VSOCK, SOCK_STREAM, 0);
5965 ret = getpeername(sock, (struct sockaddr *)&svm, &len);
5966 if ((ret == -1) && (errno == ENOTCONN)) {
5967 return 0;
5968 }
5969 return -1;
5970 }
5971 EOF
5972 if compile_prog "" "" ; then
5973 have_af_vsock=yes
5974 fi
5975
5976 ##########################################
5977 # check for usable AF_ALG environment
5978 have_afalg=no
5979 cat > $TMPC << EOF
5980 #include <errno.h>
5981 #include <sys/types.h>
5982 #include <sys/socket.h>
5983 #include <linux/if_alg.h>
5984 int main(void) {
5985 int sock;
5986 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
5987 return sock;
5988 }
5989 EOF
5990 if compile_prog "" "" ; then
5991 have_afalg=yes
5992 fi
5993 if test "$crypto_afalg" = "yes"
5994 then
5995 if test "$have_afalg" != "yes"
5996 then
5997 error_exit "AF_ALG requested but could not be detected"
5998 fi
5999 fi
6000
6001
6002 #################################################
6003 # Check to see if we have the Hypervisor framework
6004 if [ "$darwin" = "yes" ] ; then
6005 cat > $TMPC << EOF
6006 #include <Hypervisor/hv.h>
6007 int main() { return 0;}
6008 EOF
6009 if ! compile_object ""; then
6010 hvf='no'
6011 else
6012 hvf='yes'
6013 QEMU_LDFLAGS="-framework Hypervisor $QEMU_LDFLAGS"
6014 fi
6015 fi
6016
6017 #################################################
6018 # Sparc implicitly links with --relax, which is
6019 # incompatible with -r, so --no-relax should be
6020 # given. It does no harm to give it on other
6021 # platforms too.
6022
6023 # Note: the prototype is needed since QEMU_CFLAGS
6024 # contains -Wmissing-prototypes
6025 cat > $TMPC << EOF
6026 extern int foo(void);
6027 int foo(void) { return 0; }
6028 EOF
6029 if ! compile_object ""; then
6030 error_exit "Failed to compile object file for LD_REL_FLAGS test"
6031 fi
6032 for i in '-Wl,-r -Wl,--no-relax' -Wl,-r -r; do
6033 if do_cc -nostdlib $i -o $TMPMO $TMPO; then
6034 LD_REL_FLAGS=$i
6035 break
6036 fi
6037 done
6038 if test "$modules" = "yes" && test "$LD_REL_FLAGS" = ""; then
6039 feature_not_found "modules" "Cannot find how to build relocatable objects"
6040 fi
6041
6042 ##########################################
6043 # check for sysmacros.h
6044
6045 have_sysmacros=no
6046 cat > $TMPC << EOF
6047 #include <sys/sysmacros.h>
6048 int main(void) {
6049 return makedev(0, 0);
6050 }
6051 EOF
6052 if compile_prog "" "" ; then
6053 have_sysmacros=yes
6054 fi
6055
6056 ##########################################
6057 # Veritas HyperScale block driver VxHS
6058 # Check if libvxhs is installed
6059
6060 if test "$vxhs" != "no" ; then
6061 cat > $TMPC <<EOF
6062 #include <stdint.h>
6063 #include <qnio/qnio_api.h>
6064
6065 void *vxhs_callback;
6066
6067 int main(void) {
6068 iio_init(QNIO_VERSION, vxhs_callback);
6069 return 0;
6070 }
6071 EOF
6072 vxhs_libs="-lvxhs -lssl"
6073 if compile_prog "" "$vxhs_libs" ; then
6074 vxhs=yes
6075 else
6076 if test "$vxhs" = "yes" ; then
6077 feature_not_found "vxhs block device" "Install libvxhs See github"
6078 fi
6079 vxhs=no
6080 fi
6081 fi
6082
6083 ##########################################
6084 # check for _Static_assert()
6085
6086 have_static_assert=no
6087 cat > $TMPC << EOF
6088 _Static_assert(1, "success");
6089 int main(void) {
6090 return 0;
6091 }
6092 EOF
6093 if compile_prog "" "" ; then
6094 have_static_assert=yes
6095 fi
6096
6097 ##########################################
6098 # check for utmpx.h, it is missing e.g. on OpenBSD
6099
6100 have_utmpx=no
6101 cat > $TMPC << EOF
6102 #include <utmpx.h>
6103 struct utmpx user_info;
6104 int main(void) {
6105 return 0;
6106 }
6107 EOF
6108 if compile_prog "" "" ; then
6109 have_utmpx=yes
6110 fi
6111
6112 ##########################################
6113 # check for getrandom()
6114
6115 have_getrandom=no
6116 cat > $TMPC << EOF
6117 #include <sys/random.h>
6118 int main(void) {
6119 return getrandom(0, 0, GRND_NONBLOCK);
6120 }
6121 EOF
6122 if compile_prog "" "" ; then
6123 have_getrandom=yes
6124 fi
6125
6126 ##########################################
6127 # checks for sanitizers
6128
6129 have_asan=no
6130 have_ubsan=no
6131 have_asan_iface_h=no
6132 have_asan_iface_fiber=no
6133
6134 if test "$sanitizers" = "yes" ; then
6135 write_c_skeleton
6136 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
6137 have_asan=yes
6138 fi
6139
6140 # we could use a simple skeleton for flags checks, but this also
6141 # detect the static linking issue of ubsan, see also:
6142 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
6143 cat > $TMPC << EOF
6144 #include <stdlib.h>
6145 int main(void) {
6146 void *tmp = malloc(10);
6147 return *(int *)(tmp + 2);
6148 }
6149 EOF
6150 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
6151 have_ubsan=yes
6152 fi
6153
6154 if check_include "sanitizer/asan_interface.h" ; then
6155 have_asan_iface_h=yes
6156 fi
6157
6158 cat > $TMPC << EOF
6159 #include <sanitizer/asan_interface.h>
6160 int main(void) {
6161 __sanitizer_start_switch_fiber(0, 0, 0);
6162 return 0;
6163 }
6164 EOF
6165 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
6166 have_asan_iface_fiber=yes
6167 fi
6168 fi
6169
6170 ##########################################
6171 # checks for fuzzer
6172 if test "$fuzzing" = "yes" ; then
6173 write_c_fuzzer_skeleton
6174 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address,fuzzer" ""; then
6175 have_fuzzer=yes
6176 fi
6177 fi
6178
6179 ##########################################
6180 # check for libpmem
6181
6182 if test "$libpmem" != "no"; then
6183 if $pkg_config --exists "libpmem"; then
6184 libpmem="yes"
6185 libpmem_libs=$($pkg_config --libs libpmem)
6186 libpmem_cflags=$($pkg_config --cflags libpmem)
6187 libs_softmmu="$libs_softmmu $libpmem_libs"
6188 QEMU_CFLAGS="$QEMU_CFLAGS $libpmem_cflags"
6189 else
6190 if test "$libpmem" = "yes" ; then
6191 feature_not_found "libpmem" "Install nvml or pmdk"
6192 fi
6193 libpmem="no"
6194 fi
6195 fi
6196
6197 ##########################################
6198 # check for slirp
6199
6200 # slirp is only required when building softmmu targets
6201 if test -z "$slirp" -a "$softmmu" != "yes" ; then
6202 slirp="no"
6203 fi
6204
6205 case "$slirp" in
6206 "" | yes)
6207 if $pkg_config slirp; then
6208 slirp=system
6209 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
6210 slirp=git
6211 elif test -e "${source_path}/slirp/Makefile" ; then
6212 slirp=internal
6213 elif test -z "$slirp" ; then
6214 slirp=no
6215 else
6216 feature_not_found "slirp" "Install slirp devel or git submodule"
6217 fi
6218 ;;
6219
6220 system)
6221 if ! $pkg_config slirp; then
6222 feature_not_found "slirp" "Install slirp devel"
6223 fi
6224 ;;
6225 esac
6226
6227 case "$slirp" in
6228 git | internal)
6229 if test "$slirp" = git; then
6230 git_submodules="${git_submodules} slirp"
6231 fi
6232 mkdir -p slirp
6233 slirp_cflags="-I\$(SRC_PATH)/slirp/src -I\$(BUILD_DIR)/slirp/src"
6234 slirp_libs="-L\$(BUILD_DIR)/slirp -lslirp"
6235 if test "$mingw32" = "yes" ; then
6236 slirp_libs="$slirp_libs -lws2_32 -liphlpapi"
6237 fi
6238 ;;
6239
6240 system)
6241 slirp_version=$($pkg_config --modversion slirp 2>/dev/null)
6242 slirp_cflags=$($pkg_config --cflags slirp 2>/dev/null)
6243 slirp_libs=$($pkg_config --libs slirp 2>/dev/null)
6244 ;;
6245
6246 no)
6247 ;;
6248 *)
6249 error_exit "Unknown state for slirp: $slirp"
6250 ;;
6251 esac
6252
6253
6254 ##########################################
6255 # End of CC checks
6256 # After here, no more $cc or $ld runs
6257
6258 write_c_skeleton
6259
6260 if test "$gcov" = "yes" ; then
6261 QEMU_CFLAGS="-fprofile-arcs -ftest-coverage -g $QEMU_CFLAGS"
6262 QEMU_LDFLAGS="-fprofile-arcs -ftest-coverage $QEMU_LDFLAGS"
6263 elif test "$fortify_source" = "yes" ; then
6264 CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
6265 elif test "$debug" = "no"; then
6266 CFLAGS="-O2 $CFLAGS"
6267 fi
6268
6269 if test "$have_asan" = "yes"; then
6270 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
6271 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
6272 if test "$have_asan_iface_h" = "no" ; then
6273 echo "ASAN build enabled, but ASAN header missing." \
6274 "Without code annotation, the report may be inferior."
6275 elif test "$have_asan_iface_fiber" = "no" ; then
6276 echo "ASAN build enabled, but ASAN header is too old." \
6277 "Without code annotation, the report may be inferior."
6278 fi
6279 fi
6280 if test "$have_ubsan" = "yes"; then
6281 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
6282 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
6283 fi
6284
6285 ##########################################
6286 # Do we have libnfs
6287 if test "$libnfs" != "no" ; then
6288 if $pkg_config --atleast-version=1.9.3 libnfs; then
6289 libnfs="yes"
6290 libnfs_libs=$($pkg_config --libs libnfs)
6291 else
6292 if test "$libnfs" = "yes" ; then
6293 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
6294 fi
6295 libnfs="no"
6296 fi
6297 fi
6298
6299 ##########################################
6300 # Do we have libudev
6301 if test "$libudev" != "no" ; then
6302 if $pkg_config libudev && test "$static" != "yes"; then
6303 libudev="yes"
6304 libudev_libs=$($pkg_config --libs libudev)
6305 else
6306 libudev="no"
6307 fi
6308 fi
6309
6310 # Now we've finished running tests it's OK to add -Werror to the compiler flags
6311 if test "$werror" = "yes"; then
6312 QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
6313 fi
6314
6315 if test "$solaris" = "no" ; then
6316 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
6317 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS"
6318 fi
6319 fi
6320
6321 # test if pod2man has --utf8 option
6322 if pod2man --help | grep -q utf8; then
6323 POD2MAN="pod2man --utf8"
6324 else
6325 POD2MAN="pod2man"
6326 fi
6327
6328 # Use ASLR, no-SEH and DEP if available
6329 if test "$mingw32" = "yes" ; then
6330 for flag in --dynamicbase --no-seh --nxcompat; do
6331 if ld_has $flag ; then
6332 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
6333 fi
6334 done
6335 fi
6336
6337 # Disable OpenBSD W^X if available
6338 if test "$tcg" = "yes" && test "$targetos" = "OpenBSD"; then
6339 cat > $TMPC <<EOF
6340 int main(void) { return 0; }
6341 EOF
6342 wx_ldflags="-Wl,-z,wxneeded"
6343 if compile_prog "" "$wx_ldflags"; then
6344 QEMU_LDFLAGS="$QEMU_LDFLAGS $wx_ldflags"
6345 fi
6346 fi
6347
6348 qemu_confdir=$sysconfdir$confsuffix
6349 qemu_moddir=$libdir$confsuffix
6350 qemu_datadir=$datadir$confsuffix
6351 qemu_localedir="$datadir/locale"
6352 qemu_icondir="$datadir/icons"
6353 qemu_desktopdir="$datadir/applications"
6354
6355 # We can only support ivshmem if we have eventfd
6356 if [ "$eventfd" = "yes" ]; then
6357 ivshmem=yes
6358 fi
6359
6360 tools=""
6361 if test "$want_tools" = "yes" ; then
6362 tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) qemu-edid\$(EXESUF) $tools"
6363 if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
6364 tools="qemu-nbd\$(EXESUF) qemu-storage-daemon\$(EXESUF) $tools"
6365 fi
6366 if [ "$ivshmem" = "yes" ]; then
6367 tools="ivshmem-client\$(EXESUF) ivshmem-server\$(EXESUF) $tools"
6368 fi
6369 if [ "$curl" = "yes" ]; then
6370 tools="elf2dmp\$(EXESUF) $tools"
6371 fi
6372 fi
6373 if test "$softmmu" = yes ; then
6374 if test "$linux" = yes; then
6375 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then
6376 virtfs=yes
6377 tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
6378 else
6379 if test "$virtfs" = yes; then
6380 error_exit "VirtFS requires libcap-ng devel and libattr devel"
6381 fi
6382 virtfs=no
6383 fi
6384 if test "$mpath" != no && test "$mpathpersist" = yes ; then
6385 mpath=yes
6386 else
6387 if test "$mpath" = yes; then
6388 error_exit "Multipath requires libmpathpersist devel"
6389 fi
6390 mpath=no
6391 fi
6392 tools="$tools scsi/qemu-pr-helper\$(EXESUF)"
6393 else
6394 if test "$virtfs" = yes; then
6395 error_exit "VirtFS is supported only on Linux"
6396 fi
6397 virtfs=no
6398 if test "$mpath" = yes; then
6399 error_exit "Multipath is supported only on Linux"
6400 fi
6401 mpath=no
6402 fi
6403 if test "$xkbcommon" = "yes"; then
6404 tools="qemu-keymap\$(EXESUF) $tools"
6405 fi
6406 fi
6407
6408 # Probe for guest agent support/options
6409
6410 if [ "$guest_agent" != "no" ]; then
6411 if [ "$softmmu" = no -a "$want_tools" = no ] ; then
6412 guest_agent=no
6413 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
6414 tools="qemu-ga\$(EXESUF) $tools"
6415 guest_agent=yes
6416 elif [ "$guest_agent" != yes ]; then
6417 guest_agent=no
6418 else
6419 error_exit "Guest agent is not supported on this platform"
6420 fi
6421 fi
6422
6423 # Guest agent Window MSI package
6424
6425 if test "$guest_agent" != yes; then
6426 if test "$guest_agent_msi" = yes; then
6427 error_exit "MSI guest agent package requires guest agent enabled"
6428 fi
6429 guest_agent_msi=no
6430 elif test "$mingw32" != "yes"; then
6431 if test "$guest_agent_msi" = "yes"; then
6432 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
6433 fi
6434 guest_agent_msi=no
6435 elif ! has wixl; then
6436 if test "$guest_agent_msi" = "yes"; then
6437 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
6438 fi
6439 guest_agent_msi=no
6440 else
6441 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
6442 # disabled explicitly
6443 if test "$guest_agent_msi" != "no"; then
6444 guest_agent_msi=yes
6445 fi
6446 fi
6447
6448 if test "$guest_agent_msi" = "yes"; then
6449 if test "$guest_agent_with_vss" = "yes"; then
6450 QEMU_GA_MSI_WITH_VSS="-D InstallVss"
6451 fi
6452
6453 if test "$QEMU_GA_MANUFACTURER" = ""; then
6454 QEMU_GA_MANUFACTURER=QEMU
6455 fi
6456
6457 if test "$QEMU_GA_DISTRO" = ""; then
6458 QEMU_GA_DISTRO=Linux
6459 fi
6460
6461 if test "$QEMU_GA_VERSION" = ""; then
6462 QEMU_GA_VERSION=$(cat $source_path/VERSION)
6463 fi
6464
6465 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
6466
6467 case "$cpu" in
6468 x86_64)
6469 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
6470 ;;
6471 i386)
6472 QEMU_GA_MSI_ARCH="-D Arch=32"
6473 ;;
6474 *)
6475 error_exit "CPU $cpu not supported for building installation package"
6476 ;;
6477 esac
6478 fi
6479
6480 # Mac OS X ships with a broken assembler
6481 roms=
6482 if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \
6483 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \
6484 test "$softmmu" = yes ; then
6485 # Different host OS linkers have different ideas about the name of the ELF
6486 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
6487 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
6488 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
6489 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
6490 ld_i386_emulation="$emu"
6491 roms="optionrom"
6492 break
6493 fi
6494 done
6495 fi
6496
6497 # Only build s390-ccw bios if we're on s390x and the compiler has -march=z900
6498 if test "$cpu" = "s390x" ; then
6499 write_c_skeleton
6500 if compile_prog "-march=z900" ""; then
6501 roms="$roms s390-ccw"
6502 fi
6503 fi
6504
6505 # Check that the C++ compiler exists and works with the C compiler.
6506 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
6507 if has $cxx; then
6508 cat > $TMPC <<EOF
6509 int c_function(void);
6510 int main(void) { return c_function(); }
6511 EOF
6512
6513 compile_object
6514
6515 cat > $TMPCXX <<EOF
6516 extern "C" {
6517 int c_function(void);
6518 }
6519 int c_function(void) { return 42; }
6520 EOF
6521
6522 update_cxxflags
6523
6524 if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
6525 # C++ compiler $cxx works ok with C compiler $cc
6526 :
6527 else
6528 echo "C++ compiler $cxx does not work with C compiler $cc"
6529 echo "Disabling C++ specific optional code"
6530 cxx=
6531 fi
6532 else
6533 echo "No C++ compiler available; disabling C++ specific optional code"
6534 cxx=
6535 fi
6536
6537 echo_version() {
6538 if test "$1" = "yes" ; then
6539 echo "($2)"
6540 fi
6541 }
6542
6543 # prepend pixman and ftd flags after all config tests are done
6544 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
6545 QEMU_LDFLAGS="$fdt_ldflags $QEMU_LDFLAGS"
6546 libs_softmmu="$pixman_libs $libs_softmmu"
6547
6548 echo "Install prefix $prefix"
6549 echo "BIOS directory $(eval echo $qemu_datadir)"
6550 echo "firmware path $(eval echo $firmwarepath)"
6551 echo "binary directory $(eval echo $bindir)"
6552 echo "library directory $(eval echo $libdir)"
6553 echo "module directory $(eval echo $qemu_moddir)"
6554 echo "libexec directory $(eval echo $libexecdir)"
6555 echo "include directory $(eval echo $includedir)"
6556 echo "config directory $(eval echo $sysconfdir)"
6557 if test "$mingw32" = "no" ; then
6558 echo "local state directory $(eval echo $local_statedir)"
6559 echo "Manual directory $(eval echo $mandir)"
6560 echo "ELF interp prefix $interp_prefix"
6561 else
6562 echo "local state directory queried at runtime"
6563 echo "Windows SDK $win_sdk"
6564 fi
6565 echo "Build directory $(pwd)"
6566 echo "Source path $source_path"
6567 echo "GIT binary $git"
6568 echo "GIT submodules $git_submodules"
6569 echo "C compiler $cc"
6570 echo "Host C compiler $host_cc"
6571 echo "C++ compiler $cxx"
6572 echo "Objective-C compiler $objcc"
6573 echo "ARFLAGS $ARFLAGS"
6574 echo "CFLAGS $CFLAGS"
6575 echo "QEMU_CFLAGS $QEMU_CFLAGS"
6576 echo "QEMU_LDFLAGS $QEMU_LDFLAGS"
6577 echo "make $make"
6578 echo "install $install"
6579 echo "python $python ($python_version)"
6580 if test "$docs" != "no"; then
6581 echo "sphinx-build $sphinx_build"
6582 fi
6583 echo "genisoimage $genisoimage"
6584 echo "slirp support $slirp $(echo_version $slirp $slirp_version)"
6585 if test "$slirp" != "no" ; then
6586 echo "smbd $smbd"
6587 fi
6588 echo "module support $modules"
6589 echo "alt path mod load $module_upgrades"
6590 echo "host CPU $cpu"
6591 echo "host big endian $bigendian"
6592 echo "target list $target_list"
6593 echo "gprof enabled $gprof"
6594 echo "sparse enabled $sparse"
6595 echo "strip binaries $strip_opt"
6596 echo "profiler $profiler"
6597 echo "static build $static"
6598 if test "$darwin" = "yes" ; then
6599 echo "Cocoa support $cocoa"
6600 fi
6601 echo "SDL support $sdl $(echo_version $sdl $sdlversion)"
6602 echo "SDL image support $sdl_image"
6603 echo "GTK support $gtk $(echo_version $gtk $gtk_version)"
6604 echo "GTK GL support $gtk_gl"
6605 echo "VTE support $vte $(echo_version $vte $vteversion)"
6606 echo "TLS priority $tls_priority"
6607 echo "GNUTLS support $gnutls"
6608 echo "libgcrypt $gcrypt"
6609 if test "$gcrypt" = "yes"
6610 then
6611 echo " hmac $gcrypt_hmac"
6612 echo " XTS $gcrypt_xts"
6613 fi
6614 echo "nettle $nettle $(echo_version $nettle $nettle_version)"
6615 if test "$nettle" = "yes"
6616 then
6617 echo " XTS $nettle_xts"
6618 fi
6619 echo "libtasn1 $tasn1"
6620 echo "PAM $auth_pam"
6621 echo "iconv support $iconv"
6622 echo "curses support $curses"
6623 echo "virgl support $virglrenderer $(echo_version $virglrenderer $virgl_version)"
6624 echo "curl support $curl"
6625 echo "mingw32 support $mingw32"
6626 echo "Audio drivers $audio_drv_list"
6627 echo "Block whitelist (rw) $block_drv_rw_whitelist"
6628 echo "Block whitelist (ro) $block_drv_ro_whitelist"
6629 echo "VirtFS support $virtfs"
6630 echo "Multipath support $mpath"
6631 echo "VNC support $vnc"
6632 if test "$vnc" = "yes" ; then
6633 echo "VNC SASL support $vnc_sasl"
6634 echo "VNC JPEG support $vnc_jpeg"
6635 echo "VNC PNG support $vnc_png"
6636 fi
6637 echo "xen support $xen"
6638 if test "$xen" = "yes" ; then
6639 echo "xen ctrl version $xen_ctrl_version"
6640 fi
6641 echo "brlapi support $brlapi"
6642 echo "Documentation $docs"
6643 echo "PIE $pie"
6644 echo "vde support $vde"
6645 echo "netmap support $netmap"
6646 echo "Linux AIO support $linux_aio"
6647 echo "Linux io_uring support $linux_io_uring"
6648 echo "ATTR/XATTR support $attr"
6649 echo "Install blobs $blobs"
6650 echo "KVM support $kvm"
6651 echo "HAX support $hax"
6652 echo "HVF support $hvf"
6653 echo "WHPX support $whpx"
6654 echo "TCG support $tcg"
6655 if test "$tcg" = "yes" ; then
6656 echo "TCG debug enabled $debug_tcg"
6657 echo "TCG interpreter $tcg_interpreter"
6658 fi
6659 echo "malloc trim support $malloc_trim"
6660 echo "RDMA support $rdma"
6661 echo "PVRDMA support $pvrdma"
6662 echo "fdt support $fdt"
6663 echo "membarrier $membarrier"
6664 echo "preadv support $preadv"
6665 echo "fdatasync $fdatasync"
6666 echo "madvise $madvise"
6667 echo "posix_madvise $posix_madvise"
6668 echo "posix_memalign $posix_memalign"
6669 echo "libcap-ng support $cap_ng"
6670 echo "vhost-net support $vhost_net"
6671 echo "vhost-crypto support $vhost_crypto"
6672 echo "vhost-scsi support $vhost_scsi"
6673 echo "vhost-vsock support $vhost_vsock"
6674 echo "vhost-user support $vhost_user"
6675 echo "vhost-user-fs support $vhost_user_fs"
6676 echo "Trace backends $trace_backends"
6677 if have_backend "simple"; then
6678 echo "Trace output file $trace_file-<pid>"
6679 fi
6680 echo "spice support $spice $(echo_version $spice $spice_protocol_version/$spice_server_version)"
6681 echo "rbd support $rbd"
6682 echo "xfsctl support $xfs"
6683 echo "smartcard support $smartcard"
6684 echo "libusb $libusb"
6685 echo "usb net redir $usb_redir"
6686 echo "OpenGL support $opengl"
6687 echo "OpenGL dmabufs $opengl_dmabuf"
6688 echo "libiscsi support $libiscsi"
6689 echo "libnfs support $libnfs"
6690 echo "build guest agent $guest_agent"
6691 echo "QGA VSS support $guest_agent_with_vss"
6692 echo "QGA w32 disk info $guest_agent_ntddscsi"
6693 echo "QGA MSI support $guest_agent_msi"
6694 echo "seccomp support $seccomp"
6695 echo "coroutine backend $coroutine"
6696 echo "coroutine pool $coroutine_pool"
6697 echo "debug stack usage $debug_stack_usage"
6698 echo "mutex debugging $debug_mutex"
6699 echo "crypto afalg $crypto_afalg"
6700 echo "GlusterFS support $glusterfs"
6701 echo "gcov $gcov_tool"
6702 echo "gcov enabled $gcov"
6703 echo "TPM support $tpm"
6704 echo "libssh support $libssh"
6705 echo "QOM debugging $qom_cast_debug"
6706 echo "Live block migration $live_block_migration"
6707 echo "lzo support $lzo"
6708 echo "snappy support $snappy"
6709 echo "bzip2 support $bzip2"
6710 echo "lzfse support $lzfse"
6711 echo "zstd support $zstd"
6712 echo "NUMA host support $numa"
6713 echo "libxml2 $libxml2"
6714 echo "tcmalloc support $tcmalloc"
6715 echo "jemalloc support $jemalloc"
6716 echo "avx2 optimization $avx2_opt"
6717 echo "avx512f optimization $avx512f_opt"
6718 echo "replication support $replication"
6719 echo "VxHS block device $vxhs"
6720 echo "bochs support $bochs"
6721 echo "cloop support $cloop"
6722 echo "dmg support $dmg"
6723 echo "qcow v1 support $qcow1"
6724 echo "vdi support $vdi"
6725 echo "vvfat support $vvfat"
6726 echo "qed support $qed"
6727 echo "parallels support $parallels"
6728 echo "sheepdog support $sheepdog"
6729 echo "capstone $capstone"
6730 echo "libpmem support $libpmem"
6731 echo "libudev $libudev"
6732 echo "default devices $default_devices"
6733 echo "plugin support $plugins"
6734 echo "fuzzing support $fuzzing"
6735 echo "gdb $gdb_bin"
6736
6737 if test "$supported_cpu" = "no"; then
6738 echo
6739 echo "WARNING: SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!"
6740 echo
6741 echo "CPU host architecture $cpu support is not currently maintained."
6742 echo "The QEMU project intends to remove support for this host CPU in"
6743 echo "a future release if nobody volunteers to maintain it and to"
6744 echo "provide a build host for our continuous integration setup."
6745 echo "configure has succeeded and you can continue to build, but"
6746 echo "if you care about QEMU on this platform you should contact"
6747 echo "us upstream at qemu-devel@nongnu.org."
6748 fi
6749
6750 if test "$supported_os" = "no"; then
6751 echo
6752 echo "WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!"
6753 echo
6754 echo "Host OS $targetos support is not currently maintained."
6755 echo "The QEMU project intends to remove support for this host OS in"
6756 echo "a future release if nobody volunteers to maintain it and to"
6757 echo "provide a build host for our continuous integration setup."
6758 echo "configure has succeeded and you can continue to build, but"
6759 echo "if you care about QEMU on this platform you should contact"
6760 echo "us upstream at qemu-devel@nongnu.org."
6761 fi
6762
6763 config_host_mak="config-host.mak"
6764
6765 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
6766
6767 echo "# Automatically generated by configure - do not modify" > $config_host_mak
6768 echo >> $config_host_mak
6769
6770 echo all: >> $config_host_mak
6771 echo "prefix=$prefix" >> $config_host_mak
6772 echo "bindir=$bindir" >> $config_host_mak
6773 echo "libdir=$libdir" >> $config_host_mak
6774 echo "libexecdir=$libexecdir" >> $config_host_mak
6775 echo "includedir=$includedir" >> $config_host_mak
6776 echo "mandir=$mandir" >> $config_host_mak
6777 echo "sysconfdir=$sysconfdir" >> $config_host_mak
6778 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
6779 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
6780 echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
6781 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
6782 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
6783 if test "$mingw32" = "no" ; then
6784 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
6785 fi
6786 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
6787 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
6788 echo "qemu_icondir=$qemu_icondir" >> $config_host_mak
6789 echo "qemu_desktopdir=$qemu_desktopdir" >> $config_host_mak
6790 echo "libs_cpu=$libs_cpu" >> $config_host_mak
6791 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
6792 echo "GIT=$git" >> $config_host_mak
6793 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
6794 echo "GIT_UPDATE=$git_update" >> $config_host_mak
6795
6796 echo "ARCH=$ARCH" >> $config_host_mak
6797
6798 if test "$default_devices" = "yes" ; then
6799 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak
6800 else
6801 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak
6802 fi
6803 if test "$debug_tcg" = "yes" ; then
6804 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
6805 fi
6806 if test "$strip_opt" = "yes" ; then
6807 echo "STRIP=${strip}" >> $config_host_mak
6808 fi
6809 if test "$bigendian" = "yes" ; then
6810 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
6811 fi
6812 if test "$mingw32" = "yes" ; then
6813 echo "CONFIG_WIN32=y" >> $config_host_mak
6814 rc_version=$(cat $source_path/VERSION)
6815 version_major=${rc_version%%.*}
6816 rc_version=${rc_version#*.}
6817 version_minor=${rc_version%%.*}
6818 rc_version=${rc_version#*.}
6819 version_subminor=${rc_version%%.*}
6820 version_micro=0
6821 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6822 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6823 if test "$guest_agent_with_vss" = "yes" ; then
6824 echo "CONFIG_QGA_VSS=y" >> $config_host_mak
6825 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
6826 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
6827 fi
6828 if test "$guest_agent_ntddscsi" = "yes" ; then
6829 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak
6830 fi
6831 if test "$guest_agent_msi" = "yes"; then
6832 echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
6833 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
6834 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
6835 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
6836 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
6837 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
6838 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
6839 fi
6840 else
6841 echo "CONFIG_POSIX=y" >> $config_host_mak
6842 fi
6843
6844 if test "$linux" = "yes" ; then
6845 echo "CONFIG_LINUX=y" >> $config_host_mak
6846 fi
6847
6848 if test "$darwin" = "yes" ; then
6849 echo "CONFIG_DARWIN=y" >> $config_host_mak
6850 fi
6851
6852 if test "$solaris" = "yes" ; then
6853 echo "CONFIG_SOLARIS=y" >> $config_host_mak
6854 fi
6855 if test "$haiku" = "yes" ; then
6856 echo "CONFIG_HAIKU=y" >> $config_host_mak
6857 fi
6858 if test "$static" = "yes" ; then
6859 echo "CONFIG_STATIC=y" >> $config_host_mak
6860 fi
6861 if test "$profiler" = "yes" ; then
6862 echo "CONFIG_PROFILER=y" >> $config_host_mak
6863 fi
6864 if test "$want_tools" = "yes" ; then
6865 echo "CONFIG_TOOLS=y" >> $config_host_mak
6866 fi
6867 if test "$slirp" != "no"; then
6868 echo "CONFIG_SLIRP=y" >> $config_host_mak
6869 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
6870 echo "SLIRP_CFLAGS=$slirp_cflags" >> $config_host_mak
6871 echo "SLIRP_LIBS=$slirp_libs" >> $config_host_mak
6872 fi
6873 if [ "$slirp" = "git" -o "$slirp" = "internal" ]; then
6874 echo "config-host.h: slirp/all" >> $config_host_mak
6875 fi
6876 if test "$vde" = "yes" ; then
6877 echo "CONFIG_VDE=y" >> $config_host_mak
6878 echo "VDE_LIBS=$vde_libs" >> $config_host_mak
6879 fi
6880 if test "$netmap" = "yes" ; then
6881 echo "CONFIG_NETMAP=y" >> $config_host_mak
6882 fi
6883 if test "$l2tpv3" = "yes" ; then
6884 echo "CONFIG_L2TPV3=y" >> $config_host_mak
6885 fi
6886 if test "$gprof" = "yes" ; then
6887 echo "CONFIG_GPROF=y" >> $config_host_mak
6888 fi
6889 if test "$cap_ng" = "yes" ; then
6890 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak
6891 fi
6892 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
6893 for drv in $audio_drv_list; do
6894 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
6895 case "$drv" in
6896 alsa | oss | pa | sdl)
6897 echo "$def=m" >> $config_host_mak ;;
6898 *)
6899 echo "$def=y" >> $config_host_mak ;;
6900 esac
6901 done
6902 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
6903 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
6904 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
6905 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
6906 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
6907 if test "$audio_win_int" = "yes" ; then
6908 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
6909 fi
6910 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
6911 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
6912 if test "$vnc" = "yes" ; then
6913 echo "CONFIG_VNC=y" >> $config_host_mak
6914 fi
6915 if test "$vnc_sasl" = "yes" ; then
6916 echo "CONFIG_VNC_SASL=y" >> $config_host_mak
6917 fi
6918 if test "$vnc_jpeg" = "yes" ; then
6919 echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
6920 fi
6921 if test "$vnc_png" = "yes" ; then
6922 echo "CONFIG_VNC_PNG=y" >> $config_host_mak
6923 fi
6924 if test "$xkbcommon" = "yes" ; then
6925 echo "XKBCOMMON_CFLAGS=$xkbcommon_cflags" >> $config_host_mak
6926 echo "XKBCOMMON_LIBS=$xkbcommon_libs" >> $config_host_mak
6927 fi
6928 if test "$xfs" = "yes" ; then
6929 echo "CONFIG_XFS=y" >> $config_host_mak
6930 fi
6931 qemu_version=$(head $source_path/VERSION)
6932 echo "VERSION=$qemu_version" >>$config_host_mak
6933 echo "PKGVERSION=$pkgversion" >>$config_host_mak
6934 echo "SRC_PATH=$source_path" >> $config_host_mak
6935 echo "TARGET_DIRS=$target_list" >> $config_host_mak
6936 if [ "$docs" = "yes" ] ; then
6937 echo "BUILD_DOCS=yes" >> $config_host_mak
6938 fi
6939 if test "$modules" = "yes"; then
6940 # $shacmd can generate a hash started with digit, which the compiler doesn't
6941 # like as an symbol. So prefix it with an underscore
6942 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
6943 echo "CONFIG_MODULES=y" >> $config_host_mak
6944 fi
6945 if test "$module_upgrades" = "yes"; then
6946 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak
6947 fi
6948 if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then
6949 echo "CONFIG_X11=y" >> $config_host_mak
6950 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
6951 echo "X11_LIBS=$x11_libs" >> $config_host_mak
6952 fi
6953 if test "$sdl" = "yes" ; then
6954 echo "CONFIG_SDL=m" >> $config_host_mak
6955 echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
6956 echo "SDL_LIBS=$sdl_libs" >> $config_host_mak
6957 if test "$sdl_image" = "yes" ; then
6958 echo "CONFIG_SDL_IMAGE=y" >> $config_host_mak
6959 fi
6960 fi
6961 if test "$cocoa" = "yes" ; then
6962 echo "CONFIG_COCOA=y" >> $config_host_mak
6963 fi
6964 if test "$iconv" = "yes" ; then
6965 echo "CONFIG_ICONV=y" >> $config_host_mak
6966 echo "ICONV_CFLAGS=$iconv_cflags" >> $config_host_mak
6967 echo "ICONV_LIBS=$iconv_lib" >> $config_host_mak
6968 fi
6969 if test "$curses" = "yes" ; then
6970 echo "CONFIG_CURSES=m" >> $config_host_mak
6971 echo "CURSES_CFLAGS=$curses_inc" >> $config_host_mak
6972 echo "CURSES_LIBS=$curses_lib" >> $config_host_mak
6973 fi
6974 if test "$pipe2" = "yes" ; then
6975 echo "CONFIG_PIPE2=y" >> $config_host_mak
6976 fi
6977 if test "$accept4" = "yes" ; then
6978 echo "CONFIG_ACCEPT4=y" >> $config_host_mak
6979 fi
6980 if test "$splice" = "yes" ; then
6981 echo "CONFIG_SPLICE=y" >> $config_host_mak
6982 fi
6983 if test "$eventfd" = "yes" ; then
6984 echo "CONFIG_EVENTFD=y" >> $config_host_mak
6985 fi
6986 if test "$memfd" = "yes" ; then
6987 echo "CONFIG_MEMFD=y" >> $config_host_mak
6988 fi
6989 if test "$have_usbfs" = "yes" ; then
6990 echo "CONFIG_USBFS=y" >> $config_host_mak
6991 fi
6992 if test "$fallocate" = "yes" ; then
6993 echo "CONFIG_FALLOCATE=y" >> $config_host_mak
6994 fi
6995 if test "$fallocate_punch_hole" = "yes" ; then
6996 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
6997 fi
6998 if test "$fallocate_zero_range" = "yes" ; then
6999 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
7000 fi
7001 if test "$posix_fallocate" = "yes" ; then
7002 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
7003 fi
7004 if test "$sync_file_range" = "yes" ; then
7005 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
7006 fi
7007 if test "$fiemap" = "yes" ; then
7008 echo "CONFIG_FIEMAP=y" >> $config_host_mak
7009 fi
7010 if test "$dup3" = "yes" ; then
7011 echo "CONFIG_DUP3=y" >> $config_host_mak
7012 fi
7013 if test "$ppoll" = "yes" ; then
7014 echo "CONFIG_PPOLL=y" >> $config_host_mak
7015 fi
7016 if test "$prctl_pr_set_timerslack" = "yes" ; then
7017 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
7018 fi
7019 if test "$epoll" = "yes" ; then
7020 echo "CONFIG_EPOLL=y" >> $config_host_mak
7021 fi
7022 if test "$epoll_create1" = "yes" ; then
7023 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
7024 fi
7025 if test "$sendfile" = "yes" ; then
7026 echo "CONFIG_SENDFILE=y" >> $config_host_mak
7027 fi
7028 if test "$timerfd" = "yes" ; then
7029 echo "CONFIG_TIMERFD=y" >> $config_host_mak
7030 fi
7031 if test "$setns" = "yes" ; then
7032 echo "CONFIG_SETNS=y" >> $config_host_mak
7033 fi
7034 if test "$clock_adjtime" = "yes" ; then
7035 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
7036 fi
7037 if test "$syncfs" = "yes" ; then
7038 echo "CONFIG_SYNCFS=y" >> $config_host_mak
7039 fi
7040 if test "$kcov" = "yes" ; then
7041 echo "CONFIG_KCOV=y" >> $config_host_mak
7042 fi
7043 if test "$inotify" = "yes" ; then
7044 echo "CONFIG_INOTIFY=y" >> $config_host_mak
7045 fi
7046 if test "$inotify1" = "yes" ; then
7047 echo "CONFIG_INOTIFY1=y" >> $config_host_mak
7048 fi
7049 if test "$sem_timedwait" = "yes" ; then
7050 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
7051 fi
7052 if test "$strchrnul" = "yes" ; then
7053 echo "HAVE_STRCHRNUL=y" >> $config_host_mak
7054 fi
7055 if test "$st_atim" = "yes" ; then
7056 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak
7057 fi
7058 if test "$byteswap_h" = "yes" ; then
7059 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
7060 fi
7061 if test "$bswap_h" = "yes" ; then
7062 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
7063 fi
7064 if test "$curl" = "yes" ; then
7065 echo "CONFIG_CURL=m" >> $config_host_mak
7066 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
7067 echo "CURL_LIBS=$curl_libs" >> $config_host_mak
7068 fi
7069 if test "$brlapi" = "yes" ; then
7070 echo "CONFIG_BRLAPI=y" >> $config_host_mak
7071 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
7072 fi
7073 if test "$gtk" = "yes" ; then
7074 echo "CONFIG_GTK=m" >> $config_host_mak
7075 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
7076 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
7077 if test "$gtk_gl" = "yes" ; then
7078 echo "CONFIG_GTK_GL=y" >> $config_host_mak
7079 fi
7080 fi
7081 if test "$gio" = "yes" ; then
7082 echo "CONFIG_GIO=y" >> $config_host_mak
7083 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak
7084 echo "GIO_LIBS=$gio_libs" >> $config_host_mak
7085 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak
7086 fi
7087 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
7088 if test "$gnutls" = "yes" ; then
7089 echo "CONFIG_GNUTLS=y" >> $config_host_mak
7090 fi
7091 if test "$gcrypt" = "yes" ; then
7092 echo "CONFIG_GCRYPT=y" >> $config_host_mak
7093 if test "$gcrypt_hmac" = "yes" ; then
7094 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
7095 fi
7096 fi
7097 if test "$nettle" = "yes" ; then
7098 echo "CONFIG_NETTLE=y" >> $config_host_mak
7099 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
7100 fi
7101 if test "$qemu_private_xts" = "yes" ; then
7102 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak
7103 fi
7104 if test "$tasn1" = "yes" ; then
7105 echo "CONFIG_TASN1=y" >> $config_host_mak
7106 fi
7107 if test "$auth_pam" = "yes" ; then
7108 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak
7109 fi
7110 if test "$have_ifaddrs_h" = "yes" ; then
7111 echo "HAVE_IFADDRS_H=y" >> $config_host_mak
7112 fi
7113 if test "$have_broken_size_max" = "yes" ; then
7114 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
7115 fi
7116
7117 # Work around a system header bug with some kernel/XFS header
7118 # versions where they both try to define 'struct fsxattr':
7119 # xfs headers will not try to redefine structs from linux headers
7120 # if this macro is set.
7121 if test "$have_fsxattr" = "yes" ; then
7122 echo "HAVE_FSXATTR=y" >> $config_host_mak
7123 fi
7124 if test "$have_copy_file_range" = "yes" ; then
7125 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak
7126 fi
7127 if test "$vte" = "yes" ; then
7128 echo "CONFIG_VTE=y" >> $config_host_mak
7129 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
7130 echo "VTE_LIBS=$vte_libs" >> $config_host_mak
7131 fi
7132 if test "$virglrenderer" = "yes" ; then
7133 echo "CONFIG_VIRGL=y" >> $config_host_mak
7134 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
7135 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
7136 fi
7137 if test "$xen" = "yes" ; then
7138 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
7139 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
7140 fi
7141 if test "$linux_aio" = "yes" ; then
7142 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
7143 fi
7144 if test "$linux_io_uring" = "yes" ; then
7145 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak
7146 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak
7147 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak
7148 fi
7149 if test "$attr" = "yes" ; then
7150 echo "CONFIG_ATTR=y" >> $config_host_mak
7151 fi
7152 if test "$libattr" = "yes" ; then
7153 echo "CONFIG_LIBATTR=y" >> $config_host_mak
7154 fi
7155 if test "$virtfs" = "yes" ; then
7156 echo "CONFIG_VIRTFS=y" >> $config_host_mak
7157 fi
7158 if test "$mpath" = "yes" ; then
7159 echo "CONFIG_MPATH=y" >> $config_host_mak
7160 if test "$mpathpersist_new_api" = "yes"; then
7161 echo "CONFIG_MPATH_NEW_API=y" >> $config_host_mak
7162 fi
7163 fi
7164 if test "$vhost_scsi" = "yes" ; then
7165 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
7166 fi
7167 if test "$vhost_net" = "yes" ; then
7168 echo "CONFIG_VHOST_NET=y" >> $config_host_mak
7169 fi
7170 if test "$vhost_net_user" = "yes" ; then
7171 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak
7172 fi
7173 if test "$vhost_crypto" = "yes" ; then
7174 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
7175 fi
7176 if test "$vhost_vsock" = "yes" ; then
7177 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
7178 fi
7179 if test "$vhost_kernel" = "yes" ; then
7180 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak
7181 fi
7182 if test "$vhost_user" = "yes" ; then
7183 echo "CONFIG_VHOST_USER=y" >> $config_host_mak
7184 fi
7185 if test "$vhost_user_fs" = "yes" ; then
7186 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
7187 fi
7188 if test "$blobs" = "yes" ; then
7189 echo "INSTALL_BLOBS=yes" >> $config_host_mak
7190 fi
7191 if test "$iovec" = "yes" ; then
7192 echo "CONFIG_IOVEC=y" >> $config_host_mak
7193 fi
7194 if test "$preadv" = "yes" ; then
7195 echo "CONFIG_PREADV=y" >> $config_host_mak
7196 fi
7197 if test "$fdt" != "no" ; then
7198 echo "CONFIG_FDT=y" >> $config_host_mak
7199 fi
7200 if test "$membarrier" = "yes" ; then
7201 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
7202 fi
7203 if test "$signalfd" = "yes" ; then
7204 echo "CONFIG_SIGNALFD=y" >> $config_host_mak
7205 fi
7206 if test "$optreset" = "yes" ; then
7207 echo "HAVE_OPTRESET=y" >> $config_host_mak
7208 fi
7209 if test "$tcg" = "yes"; then
7210 echo "CONFIG_TCG=y" >> $config_host_mak
7211 if test "$tcg_interpreter" = "yes" ; then
7212 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
7213 fi
7214 fi
7215 if test "$fdatasync" = "yes" ; then
7216 echo "CONFIG_FDATASYNC=y" >> $config_host_mak
7217 fi
7218 if test "$madvise" = "yes" ; then
7219 echo "CONFIG_MADVISE=y" >> $config_host_mak
7220 fi
7221 if test "$posix_madvise" = "yes" ; then
7222 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
7223 fi
7224 if test "$posix_memalign" = "yes" ; then
7225 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak
7226 fi
7227
7228 if test "$spice" = "yes" ; then
7229 echo "CONFIG_SPICE=y" >> $config_host_mak
7230 fi
7231
7232 if test "$smartcard" = "yes" ; then
7233 echo "CONFIG_SMARTCARD=y" >> $config_host_mak
7234 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
7235 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
7236 fi
7237
7238 if test "$libusb" = "yes" ; then
7239 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
7240 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
7241 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
7242 fi
7243
7244 if test "$usb_redir" = "yes" ; then
7245 echo "CONFIG_USB_REDIR=y" >> $config_host_mak
7246 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
7247 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
7248 fi
7249
7250 if test "$opengl" = "yes" ; then
7251 echo "CONFIG_OPENGL=y" >> $config_host_mak
7252 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
7253 if test "$opengl_dmabuf" = "yes" ; then
7254 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
7255 fi
7256 fi
7257
7258 if test "$gbm" = "yes" ; then
7259 echo "CONFIG_GBM=y" >> $config_host_mak
7260 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak
7261 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak
7262 fi
7263
7264
7265 if test "$malloc_trim" = "yes" ; then
7266 echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak
7267 fi
7268
7269 if test "$avx2_opt" = "yes" ; then
7270 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
7271 fi
7272
7273 if test "$avx512f_opt" = "yes" ; then
7274 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak
7275 fi
7276
7277 if test "$lzo" = "yes" ; then
7278 echo "CONFIG_LZO=y" >> $config_host_mak
7279 fi
7280
7281 if test "$snappy" = "yes" ; then
7282 echo "CONFIG_SNAPPY=y" >> $config_host_mak
7283 fi
7284
7285 if test "$bzip2" = "yes" ; then
7286 echo "CONFIG_BZIP2=y" >> $config_host_mak
7287 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
7288 fi
7289
7290 if test "$lzfse" = "yes" ; then
7291 echo "CONFIG_LZFSE=y" >> $config_host_mak
7292 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak
7293 fi
7294
7295 if test "$zstd" = "yes" ; then
7296 echo "CONFIG_ZSTD=y" >> $config_host_mak
7297 fi
7298
7299 if test "$libiscsi" = "yes" ; then
7300 echo "CONFIG_LIBISCSI=m" >> $config_host_mak
7301 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
7302 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
7303 fi
7304
7305 if test "$libnfs" = "yes" ; then
7306 echo "CONFIG_LIBNFS=m" >> $config_host_mak
7307 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
7308 fi
7309
7310 if test "$seccomp" = "yes"; then
7311 echo "CONFIG_SECCOMP=y" >> $config_host_mak
7312 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
7313 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
7314 fi
7315
7316 # XXX: suppress that
7317 if [ "$bsd" = "yes" ] ; then
7318 echo "CONFIG_BSD=y" >> $config_host_mak
7319 fi
7320
7321 if test "$localtime_r" = "yes" ; then
7322 echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
7323 fi
7324 if test "$qom_cast_debug" = "yes" ; then
7325 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
7326 fi
7327 if test "$rbd" = "yes" ; then
7328 echo "CONFIG_RBD=m" >> $config_host_mak
7329 echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
7330 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
7331 fi
7332
7333 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
7334 if test "$coroutine_pool" = "yes" ; then
7335 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
7336 else
7337 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
7338 fi
7339
7340 if test "$debug_stack_usage" = "yes" ; then
7341 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
7342 fi
7343
7344 if test "$crypto_afalg" = "yes" ; then
7345 echo "CONFIG_AF_ALG=y" >> $config_host_mak
7346 fi
7347
7348 if test "$open_by_handle_at" = "yes" ; then
7349 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
7350 fi
7351
7352 if test "$linux_magic_h" = "yes" ; then
7353 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
7354 fi
7355
7356 if test "$pragma_diagnostic_available" = "yes" ; then
7357 echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
7358 fi
7359
7360 if test "$valgrind_h" = "yes" ; then
7361 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
7362 fi
7363
7364 if test "$have_asan_iface_fiber" = "yes" ; then
7365 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
7366 fi
7367
7368 if test "$has_environ" = "yes" ; then
7369 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
7370 fi
7371
7372 if test "$cpuid_h" = "yes" ; then
7373 echo "CONFIG_CPUID_H=y" >> $config_host_mak
7374 fi
7375
7376 if test "$int128" = "yes" ; then
7377 echo "CONFIG_INT128=y" >> $config_host_mak
7378 fi
7379
7380 if test "$atomic128" = "yes" ; then
7381 echo "CONFIG_ATOMIC128=y" >> $config_host_mak
7382 fi
7383
7384 if test "$cmpxchg128" = "yes" ; then
7385 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak
7386 fi
7387
7388 if test "$atomic64" = "yes" ; then
7389 echo "CONFIG_ATOMIC64=y" >> $config_host_mak
7390 fi
7391
7392 if test "$attralias" = "yes" ; then
7393 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
7394 fi
7395
7396 if test "$getauxval" = "yes" ; then
7397 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
7398 fi
7399
7400 if test "$glusterfs" = "yes" ; then
7401 echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
7402 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
7403 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
7404 fi
7405
7406 if test "$glusterfs_xlator_opt" = "yes" ; then
7407 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
7408 fi
7409
7410 if test "$glusterfs_discard" = "yes" ; then
7411 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
7412 fi
7413
7414 if test "$glusterfs_fallocate" = "yes" ; then
7415 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
7416 fi
7417
7418 if test "$glusterfs_zerofill" = "yes" ; then
7419 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
7420 fi
7421
7422 if test "$glusterfs_ftruncate_has_stat" = "yes" ; then
7423 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak
7424 fi
7425
7426 if test "$glusterfs_iocb_has_stat" = "yes" ; then
7427 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak
7428 fi
7429
7430 if test "$libssh" = "yes" ; then
7431 echo "CONFIG_LIBSSH=m" >> $config_host_mak
7432 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
7433 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak
7434 fi
7435
7436 if test "$live_block_migration" = "yes" ; then
7437 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
7438 fi
7439
7440 if test "$tpm" = "yes"; then
7441 echo 'CONFIG_TPM=y' >> $config_host_mak
7442 fi
7443
7444 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
7445 if have_backend "nop"; then
7446 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
7447 fi
7448 if have_backend "simple"; then
7449 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
7450 # Set the appropriate trace file.
7451 trace_file="\"$trace_file-\" FMT_pid"
7452 fi
7453 if have_backend "log"; then
7454 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
7455 fi
7456 if have_backend "ust"; then
7457 echo "CONFIG_TRACE_UST=y" >> $config_host_mak
7458 fi
7459 if have_backend "dtrace"; then
7460 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
7461 if test "$trace_backend_stap" = "yes" ; then
7462 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
7463 fi
7464 fi
7465 if have_backend "ftrace"; then
7466 if test "$linux" = "yes" ; then
7467 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
7468 else
7469 feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
7470 fi
7471 fi
7472 if have_backend "syslog"; then
7473 if test "$posix_syslog" = "yes" ; then
7474 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
7475 else
7476 feature_not_found "syslog(trace backend)" "syslog not available"
7477 fi
7478 fi
7479 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
7480
7481 if test "$rdma" = "yes" ; then
7482 echo "CONFIG_RDMA=y" >> $config_host_mak
7483 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
7484 fi
7485
7486 if test "$pvrdma" = "yes" ; then
7487 echo "CONFIG_PVRDMA=y" >> $config_host_mak
7488 fi
7489
7490 if test "$have_rtnetlink" = "yes" ; then
7491 echo "CONFIG_RTNETLINK=y" >> $config_host_mak
7492 fi
7493
7494 if test "$libxml2" = "yes" ; then
7495 echo "CONFIG_LIBXML2=y" >> $config_host_mak
7496 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak
7497 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak
7498 fi
7499
7500 if test "$replication" = "yes" ; then
7501 echo "CONFIG_REPLICATION=y" >> $config_host_mak
7502 fi
7503
7504 if test "$have_af_vsock" = "yes" ; then
7505 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
7506 fi
7507
7508 if test "$have_sysmacros" = "yes" ; then
7509 echo "CONFIG_SYSMACROS=y" >> $config_host_mak
7510 fi
7511
7512 if test "$have_static_assert" = "yes" ; then
7513 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
7514 fi
7515
7516 if test "$have_utmpx" = "yes" ; then
7517 echo "HAVE_UTMPX=y" >> $config_host_mak
7518 fi
7519 if test "$have_getrandom" = "yes" ; then
7520 echo "CONFIG_GETRANDOM=y" >> $config_host_mak
7521 fi
7522 if test "$ivshmem" = "yes" ; then
7523 echo "CONFIG_IVSHMEM=y" >> $config_host_mak
7524 fi
7525 if test "$capstone" != "no" ; then
7526 echo "CONFIG_CAPSTONE=y" >> $config_host_mak
7527 fi
7528 if test "$debug_mutex" = "yes" ; then
7529 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
7530 fi
7531
7532 # Hold two types of flag:
7533 # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
7534 # a thread we have a handle to
7535 # CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular
7536 # platform
7537 if test "$pthread_setname_np_w_tid" = "yes" ; then
7538 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7539 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak
7540 elif test "$pthread_setname_np_wo_tid" = "yes" ; then
7541 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7542 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak
7543 fi
7544
7545 if test "$vxhs" = "yes" ; then
7546 echo "CONFIG_VXHS=y" >> $config_host_mak
7547 echo "VXHS_LIBS=$vxhs_libs" >> $config_host_mak
7548 fi
7549
7550 if test "$libpmem" = "yes" ; then
7551 echo "CONFIG_LIBPMEM=y" >> $config_host_mak
7552 fi
7553
7554 if test "$bochs" = "yes" ; then
7555 echo "CONFIG_BOCHS=y" >> $config_host_mak
7556 fi
7557 if test "$cloop" = "yes" ; then
7558 echo "CONFIG_CLOOP=y" >> $config_host_mak
7559 fi
7560 if test "$dmg" = "yes" ; then
7561 echo "CONFIG_DMG=y" >> $config_host_mak
7562 fi
7563 if test "$qcow1" = "yes" ; then
7564 echo "CONFIG_QCOW1=y" >> $config_host_mak
7565 fi
7566 if test "$vdi" = "yes" ; then
7567 echo "CONFIG_VDI=y" >> $config_host_mak
7568 fi
7569 if test "$vvfat" = "yes" ; then
7570 echo "CONFIG_VVFAT=y" >> $config_host_mak
7571 fi
7572 if test "$qed" = "yes" ; then
7573 echo "CONFIG_QED=y" >> $config_host_mak
7574 fi
7575 if test "$parallels" = "yes" ; then
7576 echo "CONFIG_PARALLELS=y" >> $config_host_mak
7577 fi
7578 if test "$sheepdog" = "yes" ; then
7579 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak
7580 fi
7581 if test "$fuzzing" = "yes" ; then
7582 if test "$have_fuzzer" = "yes"; then
7583 FUZZ_LDFLAGS=" -fsanitize=address,fuzzer"
7584 FUZZ_CFLAGS=" -fsanitize=address,fuzzer"
7585 CFLAGS=" -fsanitize=address,fuzzer-no-link"
7586 else
7587 error_exit "Your compiler doesn't support -fsanitize=address,fuzzer"
7588 exit 1
7589 fi
7590 fi
7591
7592 if test "$plugins" = "yes" ; then
7593 echo "CONFIG_PLUGIN=y" >> $config_host_mak
7594 LIBS="-ldl $LIBS"
7595 # Copy the export object list to the build dir
7596 if test "$ld_dynamic_list" = "yes" ; then
7597 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak
7598 ld_symbols=qemu-plugins-ld.symbols
7599 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols
7600 elif test "$ld_exported_symbols_list" = "yes" ; then
7601 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak
7602 ld64_symbols=qemu-plugins-ld64.symbols
7603 echo "# Automatically generated by configure - do not modify" > $ld64_symbols
7604 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \
7605 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols
7606 else
7607 error_exit \
7608 "If \$plugins=yes, either \$ld_dynamic_list or " \
7609 "\$ld_exported_symbols_list should have been set to 'yes'."
7610 fi
7611 fi
7612
7613 if test -n "$gdb_bin" ; then
7614 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
7615 fi
7616
7617 if test "$tcg_interpreter" = "yes"; then
7618 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
7619 elif test "$ARCH" = "sparc64" ; then
7620 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
7621 elif test "$ARCH" = "s390x" ; then
7622 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
7623 elif test "$ARCH" = "x86_64" || test "$ARCH" = "x32" ; then
7624 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
7625 elif test "$ARCH" = "ppc64" ; then
7626 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
7627 elif test "$ARCH" = "riscv32" || test "$ARCH" = "riscv64" ; then
7628 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/riscv $QEMU_INCLUDES"
7629 else
7630 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
7631 fi
7632
7633 echo "TOOLS=$tools" >> $config_host_mak
7634 echo "ROMS=$roms" >> $config_host_mak
7635 echo "MAKE=$make" >> $config_host_mak
7636 echo "INSTALL=$install" >> $config_host_mak
7637 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
7638 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
7639 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
7640 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
7641 echo "PYTHON=$python" >> $config_host_mak
7642 echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak
7643 echo "SPHINX_WERROR=$sphinx_werror" >> $config_host_mak
7644 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
7645 echo "CC=$cc" >> $config_host_mak
7646 if $iasl -h > /dev/null 2>&1; then
7647 echo "IASL=$iasl" >> $config_host_mak
7648 fi
7649 echo "HOST_CC=$host_cc" >> $config_host_mak
7650 echo "CXX=$cxx" >> $config_host_mak
7651 echo "OBJCC=$objcc" >> $config_host_mak
7652 echo "AR=$ar" >> $config_host_mak
7653 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
7654 echo "AS=$as" >> $config_host_mak
7655 echo "CCAS=$ccas" >> $config_host_mak
7656 echo "CPP=$cpp" >> $config_host_mak
7657 echo "OBJCOPY=$objcopy" >> $config_host_mak
7658 echo "LD=$ld" >> $config_host_mak
7659 echo "RANLIB=$ranlib" >> $config_host_mak
7660 echo "NM=$nm" >> $config_host_mak
7661 echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak
7662 echo "WINDRES=$windres" >> $config_host_mak
7663 echo "CFLAGS=$CFLAGS" >> $config_host_mak
7664 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
7665 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
7666 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
7667 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
7668 if test "$sparse" = "yes" ; then
7669 echo "CC := REAL_CC=\"\$(CC)\" cgcc" >> $config_host_mak
7670 echo "CPP := REAL_CC=\"\$(CPP)\" cgcc" >> $config_host_mak
7671 echo "CXX := REAL_CC=\"\$(CXX)\" cgcc" >> $config_host_mak
7672 echo "HOST_CC := REAL_CC=\"\$(HOST_CC)\" cgcc" >> $config_host_mak
7673 echo "QEMU_CFLAGS += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
7674 fi
7675 echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
7676 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
7677 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
7678 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
7679 echo "LIBS+=$LIBS" >> $config_host_mak
7680 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
7681 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
7682 echo "EXESUF=$EXESUF" >> $config_host_mak
7683 echo "DSOSUF=$DSOSUF" >> $config_host_mak
7684 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
7685 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
7686 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
7687 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
7688 echo "POD2MAN=$POD2MAN" >> $config_host_mak
7689 if test "$gcov" = "yes" ; then
7690 echo "CONFIG_GCOV=y" >> $config_host_mak
7691 echo "GCOV=$gcov_tool" >> $config_host_mak
7692 fi
7693
7694 if test "$libudev" != "no"; then
7695 echo "CONFIG_LIBUDEV=y" >> $config_host_mak
7696 echo "LIBUDEV_LIBS=$libudev_libs" >> $config_host_mak
7697 fi
7698 if test "$fuzzing" != "no"; then
7699 echo "CONFIG_FUZZ=y" >> $config_host_mak
7700 echo "FUZZ_CFLAGS=$FUZZ_CFLAGS" >> $config_host_mak
7701 echo "FUZZ_LDFLAGS=$FUZZ_LDFLAGS" >> $config_host_mak
7702 fi
7703
7704 if test "$edk2_blobs" = "yes" ; then
7705 echo "DECOMPRESS_EDK2_BLOBS=y" >> $config_host_mak
7706 fi
7707
7708 # use included Linux headers
7709 if test "$linux" = "yes" ; then
7710 mkdir -p linux-headers
7711 case "$cpu" in
7712 i386|x86_64|x32)
7713 linux_arch=x86
7714 ;;
7715 ppc|ppc64|ppc64le)
7716 linux_arch=powerpc
7717 ;;
7718 s390x)
7719 linux_arch=s390
7720 ;;
7721 aarch64)
7722 linux_arch=arm64
7723 ;;
7724 mips64)
7725 linux_arch=mips
7726 ;;
7727 *)
7728 # For most CPUs the kernel architecture name and QEMU CPU name match.
7729 linux_arch="$cpu"
7730 ;;
7731 esac
7732 # For non-KVM architectures we will not have asm headers
7733 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
7734 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
7735 fi
7736 fi
7737
7738 for target in $target_list; do
7739 target_dir="$target"
7740 config_target_mak=$target_dir/config-target.mak
7741 target_name=$(echo $target | cut -d '-' -f 1)
7742 target_aligned_only="no"
7743 case "$target_name" in
7744 alpha|hppa|mips64el|mips64|mipsel|mips|mipsn32|mipsn32el|sh4|sh4eb|sparc|sparc64|sparc32plus|xtensa|xtensaeb)
7745 target_aligned_only="yes"
7746 ;;
7747 esac
7748 target_bigendian="no"
7749 case "$target_name" in
7750 armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
7751 target_bigendian="yes"
7752 ;;
7753 esac
7754 target_softmmu="no"
7755 target_user_only="no"
7756 target_linux_user="no"
7757 target_bsd_user="no"
7758 case "$target" in
7759 ${target_name}-softmmu)
7760 target_softmmu="yes"
7761 ;;
7762 ${target_name}-linux-user)
7763 target_user_only="yes"
7764 target_linux_user="yes"
7765 ;;
7766 ${target_name}-bsd-user)
7767 target_user_only="yes"
7768 target_bsd_user="yes"
7769 ;;
7770 *)
7771 error_exit "Target '$target' not recognised"
7772 exit 1
7773 ;;
7774 esac
7775
7776 mkdir -p $target_dir
7777 echo "# Automatically generated by configure - do not modify" > $config_target_mak
7778
7779 bflt="no"
7780 mttcg="no"
7781 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
7782 gdb_xml_files=""
7783
7784 TARGET_ARCH="$target_name"
7785 TARGET_BASE_ARCH=""
7786 TARGET_ABI_DIR=""
7787
7788 case "$target_name" in
7789 i386)
7790 mttcg="yes"
7791 gdb_xml_files="i386-32bit.xml"
7792 TARGET_SYSTBL_ABI=i386
7793 ;;
7794 x86_64)
7795 TARGET_BASE_ARCH=i386
7796 TARGET_SYSTBL_ABI=common,64
7797 mttcg="yes"
7798 gdb_xml_files="i386-64bit.xml"
7799 ;;
7800 alpha)
7801 mttcg="yes"
7802 TARGET_SYSTBL_ABI=common
7803 ;;
7804 arm|armeb)
7805 TARGET_ARCH=arm
7806 TARGET_SYSTBL_ABI=common,oabi
7807 bflt="yes"
7808 mttcg="yes"
7809 gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
7810 ;;
7811 aarch64|aarch64_be)
7812 TARGET_ARCH=aarch64
7813 TARGET_BASE_ARCH=arm
7814 bflt="yes"
7815 mttcg="yes"
7816 gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
7817 ;;
7818 cris)
7819 ;;
7820 hppa)
7821 mttcg="yes"
7822 TARGET_SYSTBL_ABI=common,32
7823 ;;
7824 lm32)
7825 ;;
7826 m68k)
7827 bflt="yes"
7828 gdb_xml_files="cf-core.xml cf-fp.xml m68k-core.xml m68k-fp.xml"
7829 TARGET_SYSTBL_ABI=common
7830 ;;
7831 microblaze|microblazeel)
7832 TARGET_ARCH=microblaze
7833 TARGET_SYSTBL_ABI=common
7834 bflt="yes"
7835 echo "TARGET_ABI32=y" >> $config_target_mak
7836 ;;
7837 mips|mipsel)
7838 mttcg="yes"
7839 TARGET_ARCH=mips
7840 echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
7841 TARGET_SYSTBL_ABI=o32
7842 ;;
7843 mipsn32|mipsn32el)
7844 mttcg="yes"
7845 TARGET_ARCH=mips64
7846 TARGET_BASE_ARCH=mips
7847 echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
7848 echo "TARGET_ABI32=y" >> $config_target_mak
7849 TARGET_SYSTBL_ABI=n32
7850 ;;
7851 mips64|mips64el)
7852 mttcg="no"
7853 TARGET_ARCH=mips64
7854 TARGET_BASE_ARCH=mips
7855 echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
7856 TARGET_SYSTBL_ABI=n64
7857 ;;
7858 moxie)
7859 ;;
7860 nios2)
7861 ;;
7862 or1k)
7863 TARGET_ARCH=openrisc
7864 TARGET_BASE_ARCH=openrisc
7865 ;;
7866 ppc)
7867 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
7868 TARGET_SYSTBL_ABI=common,nospu,32
7869 ;;
7870 ppc64)
7871 TARGET_BASE_ARCH=ppc
7872 TARGET_ABI_DIR=ppc
7873 TARGET_SYSTBL_ABI=common,nospu,64
7874 mttcg=yes
7875 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7876 ;;
7877 ppc64le)
7878 TARGET_ARCH=ppc64
7879 TARGET_BASE_ARCH=ppc
7880 TARGET_ABI_DIR=ppc
7881 TARGET_SYSTBL_ABI=common,nospu,64
7882 mttcg=yes
7883 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7884 ;;
7885 ppc64abi32)
7886 TARGET_ARCH=ppc64
7887 TARGET_BASE_ARCH=ppc
7888 TARGET_ABI_DIR=ppc
7889 TARGET_SYSTBL_ABI=common,nospu,32
7890 echo "TARGET_ABI32=y" >> $config_target_mak
7891 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7892 ;;
7893 riscv32)
7894 TARGET_BASE_ARCH=riscv
7895 TARGET_ABI_DIR=riscv
7896 mttcg=yes
7897 gdb_xml_files="riscv-32bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-32bit-csr.xml riscv-32bit-virtual.xml"
7898 ;;
7899 riscv64)
7900 TARGET_BASE_ARCH=riscv
7901 TARGET_ABI_DIR=riscv
7902 mttcg=yes
7903 gdb_xml_files="riscv-64bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-64bit-csr.xml riscv-64bit-virtual.xml"
7904 ;;
7905 rx)
7906 TARGET_ARCH=rx
7907 bflt="yes"
7908 target_compiler=$cross_cc_rx
7909 gdb_xml_files="rx-core.xml"
7910 ;;
7911 sh4|sh4eb)
7912 TARGET_ARCH=sh4
7913 TARGET_SYSTBL_ABI=common
7914 bflt="yes"
7915 ;;
7916 sparc)
7917 TARGET_SYSTBL_ABI=common,32
7918 ;;
7919 sparc64)
7920 TARGET_BASE_ARCH=sparc
7921 TARGET_SYSTBL_ABI=common,64
7922 ;;
7923 sparc32plus)
7924 TARGET_ARCH=sparc64
7925 TARGET_BASE_ARCH=sparc
7926 TARGET_ABI_DIR=sparc
7927 TARGET_SYSTBL_ABI=common,32
7928 echo "TARGET_ABI32=y" >> $config_target_mak
7929 ;;
7930 s390x)
7931 TARGET_SYSTBL_ABI=common,64
7932 mttcg=yes
7933 gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
7934 ;;
7935 tilegx)
7936 ;;
7937 tricore)
7938 ;;
7939 unicore32)
7940 ;;
7941 xtensa|xtensaeb)
7942 TARGET_ARCH=xtensa
7943 TARGET_SYSTBL_ABI=common
7944 bflt="yes"
7945 mttcg="yes"
7946 ;;
7947 *)
7948 error_exit "Unsupported target CPU"
7949 ;;
7950 esac
7951 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
7952 if [ "$TARGET_BASE_ARCH" = "" ]; then
7953 TARGET_BASE_ARCH=$TARGET_ARCH
7954 fi
7955
7956 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
7957
7958 upper() {
7959 echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
7960 }
7961
7962 target_arch_name="$(upper $TARGET_ARCH)"
7963 echo "TARGET_$target_arch_name=y" >> $config_target_mak
7964 echo "TARGET_NAME=$target_name" >> $config_target_mak
7965 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
7966 if [ "$TARGET_ABI_DIR" = "" ]; then
7967 TARGET_ABI_DIR=$TARGET_ARCH
7968 fi
7969 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
7970 if [ "$HOST_VARIANT_DIR" != "" ]; then
7971 echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
7972 fi
7973 if [ "$TARGET_SYSTBL_ABI" != "" ]; then
7974 echo "TARGET_SYSTBL_ABI=$TARGET_SYSTBL_ABI" >> $config_target_mak
7975 fi
7976
7977 if supported_xen_target $target; then
7978 echo "CONFIG_XEN=y" >> $config_target_mak
7979 echo "$target/config-devices.mak: CONFIG_XEN=y" >> $config_host_mak
7980 if test "$xen_pci_passthrough" = yes; then
7981 echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
7982 fi
7983 else
7984 echo "$target/config-devices.mak: CONFIG_XEN=n" >> $config_host_mak
7985 fi
7986 if supported_kvm_target $target; then
7987 echo "CONFIG_KVM=y" >> $config_target_mak
7988 echo "$target/config-devices.mak: CONFIG_KVM=y" >> $config_host_mak
7989 else
7990 echo "$target/config-devices.mak: CONFIG_KVM=n" >> $config_host_mak
7991 fi
7992 if supported_hax_target $target; then
7993 echo "CONFIG_HAX=y" >> $config_target_mak
7994 fi
7995 if supported_hvf_target $target; then
7996 echo "CONFIG_HVF=y" >> $config_target_mak
7997 fi
7998 if supported_whpx_target $target; then
7999 echo "CONFIG_WHPX=y" >> $config_target_mak
8000 fi
8001 if test "$target_aligned_only" = "yes" ; then
8002 echo "TARGET_ALIGNED_ONLY=y" >> $config_target_mak
8003 fi
8004 if test "$target_bigendian" = "yes" ; then
8005 echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
8006 fi
8007 if test "$target_softmmu" = "yes" ; then
8008 echo "CONFIG_SOFTMMU=y" >> $config_target_mak
8009 if test "$mttcg" = "yes" ; then
8010 echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
8011 fi
8012 fi
8013 if test "$target_user_only" = "yes" ; then
8014 echo "CONFIG_USER_ONLY=y" >> $config_target_mak
8015 echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
8016 fi
8017 if test "$target_linux_user" = "yes" ; then
8018 echo "CONFIG_LINUX_USER=y" >> $config_target_mak
8019 fi
8020 list=""
8021 if test ! -z "$gdb_xml_files" ; then
8022 for x in $gdb_xml_files; do
8023 list="$list $source_path/gdb-xml/$x"
8024 done
8025 echo "TARGET_XML_FILES=$list" >> $config_target_mak
8026 fi
8027
8028 if test "$target_user_only" = "yes" && test "$bflt" = "yes"; then
8029 echo "TARGET_HAS_BFLT=y" >> $config_target_mak
8030 fi
8031 if test "$target_bsd_user" = "yes" ; then
8032 echo "CONFIG_BSD_USER=y" >> $config_target_mak
8033 fi
8034
8035
8036 # generate QEMU_CFLAGS/QEMU_LDFLAGS for targets
8037
8038 cflags=""
8039 ldflags=""
8040
8041 disas_config() {
8042 echo "CONFIG_${1}_DIS=y" >> $config_target_mak
8043 echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
8044 }
8045
8046 for i in $ARCH $TARGET_BASE_ARCH ; do
8047 case "$i" in
8048 alpha)
8049 disas_config "ALPHA"
8050 ;;
8051 aarch64)
8052 if test -n "${cxx}"; then
8053 disas_config "ARM_A64"
8054 fi
8055 ;;
8056 arm)
8057 disas_config "ARM"
8058 if test -n "${cxx}"; then
8059 disas_config "ARM_A64"
8060 fi
8061 ;;
8062 cris)
8063 disas_config "CRIS"
8064 ;;
8065 hppa)
8066 disas_config "HPPA"
8067 ;;
8068 i386|x86_64|x32)
8069 disas_config "I386"
8070 ;;
8071 lm32)
8072 disas_config "LM32"
8073 ;;
8074 m68k)
8075 disas_config "M68K"
8076 ;;
8077 microblaze*)
8078 disas_config "MICROBLAZE"
8079 ;;
8080 mips*)
8081 disas_config "MIPS"
8082 if test -n "${cxx}"; then
8083 disas_config "NANOMIPS"
8084 fi
8085 ;;
8086 moxie*)
8087 disas_config "MOXIE"
8088 ;;
8089 nios2)
8090 disas_config "NIOS2"
8091 ;;
8092 or1k)
8093 disas_config "OPENRISC"
8094 ;;
8095 ppc*)
8096 disas_config "PPC"
8097 ;;
8098 riscv*)
8099 disas_config "RISCV"
8100 ;;
8101 rx)
8102 disas_config "RX"
8103 ;;
8104 s390*)
8105 disas_config "S390"
8106 ;;
8107 sh4)
8108 disas_config "SH4"
8109 ;;
8110 sparc*)
8111 disas_config "SPARC"
8112 ;;
8113 xtensa*)
8114 disas_config "XTENSA"
8115 ;;
8116 esac
8117 done
8118 if test "$tcg_interpreter" = "yes" ; then
8119 disas_config "TCI"
8120 fi
8121
8122 case "$ARCH" in
8123 alpha)
8124 # Ensure there's only a single GP
8125 cflags="-msmall-data $cflags"
8126 ;;
8127 esac
8128
8129 if test "$gprof" = "yes" ; then
8130 if test "$target_linux_user" = "yes" ; then
8131 cflags="-p $cflags"
8132 ldflags="-p $ldflags"
8133 fi
8134 if test "$target_softmmu" = "yes" ; then
8135 ldflags="-p $ldflags"
8136 echo "GPROF_CFLAGS=-p" >> $config_target_mak
8137 fi
8138 fi
8139
8140 # Newer kernels on s390 check for an S390_PGSTE program header and
8141 # enable the pgste page table extensions in that case. This makes
8142 # the vm.allocate_pgste sysctl unnecessary. We enable this program
8143 # header if
8144 # - we build on s390x
8145 # - we build the system emulation for s390x (qemu-system-s390x)
8146 # - KVM is enabled
8147 # - the linker supports --s390-pgste
8148 if test "$TARGET_ARCH" = "s390x" && test "$target_softmmu" = "yes" && \
8149 test "$ARCH" = "s390x" && test "$kvm" = "yes"; then
8150 if ld_has --s390-pgste ; then
8151 ldflags="-Wl,--s390-pgste $ldflags"
8152 fi
8153 fi
8154
8155 echo "QEMU_LDFLAGS+=$ldflags" >> $config_target_mak
8156 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
8157
8158 done # for target in $targets
8159
8160 echo "PIXMAN_CFLAGS=$pixman_cflags" >> $config_host_mak
8161 echo "PIXMAN_LIBS=$pixman_libs" >> $config_host_mak
8162
8163 if [ "$fdt" = "git" ]; then
8164 echo "config-host.h: dtc/all" >> $config_host_mak
8165 fi
8166 if [ "$capstone" = "git" -o "$capstone" = "internal" ]; then
8167 echo "config-host.h: capstone/all" >> $config_host_mak
8168 fi
8169 if test -n "$LIBCAPSTONE"; then
8170 echo "LIBCAPSTONE=$LIBCAPSTONE" >> $config_host_mak
8171 fi
8172
8173 if test "$numa" = "yes"; then
8174 echo "CONFIG_NUMA=y" >> $config_host_mak
8175 fi
8176
8177 if test "$ccache_cpp2" = "yes"; then
8178 echo "export CCACHE_CPP2=y" >> $config_host_mak
8179 fi
8180
8181 # If we're using a separate build tree, set it up now.
8182 # DIRS are directories which we simply mkdir in the build tree;
8183 # LINKS are things to symlink back into the source tree
8184 # (these can be both files and directories).
8185 # Caution: do not add files or directories here using wildcards. This
8186 # will result in problems later if a new file matching the wildcard is
8187 # added to the source tree -- nothing will cause configure to be rerun
8188 # so the build tree will be missing the link back to the new file, and
8189 # tests might fail. Prefer to keep the relevant files in their own
8190 # directory and symlink the directory instead.
8191 DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos"
8192 DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph"
8193 DIRS="$DIRS docs docs/interop fsdev scsi"
8194 DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw"
8195 DIRS="$DIRS roms/seabios roms/vgabios"
8196 LINKS="Makefile"
8197 LINKS="$LINKS tests/tcg/lm32/Makefile po/Makefile"
8198 LINKS="$LINKS tests/tcg/Makefile.target tests/fp/Makefile"
8199 LINKS="$LINKS tests/plugin/Makefile"
8200 LINKS="$LINKS pc-bios/optionrom/Makefile pc-bios/keymaps"
8201 LINKS="$LINKS pc-bios/s390-ccw/Makefile"
8202 LINKS="$LINKS roms/seabios/Makefile roms/vgabios/Makefile"
8203 LINKS="$LINKS pc-bios/qemu-icon.bmp"
8204 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
8205 LINKS="$LINKS tests/acceptance tests/data"
8206 LINKS="$LINKS tests/qemu-iotests/check"
8207 LINKS="$LINKS python"
8208 for bios_file in \
8209 $source_path/pc-bios/*.bin \
8210 $source_path/pc-bios/*.lid \
8211 $source_path/pc-bios/*.rom \
8212 $source_path/pc-bios/*.dtb \
8213 $source_path/pc-bios/*.img \
8214 $source_path/pc-bios/openbios-* \
8215 $source_path/pc-bios/u-boot.* \
8216 $source_path/pc-bios/edk2-*.fd.bz2 \
8217 $source_path/pc-bios/palcode-*
8218 do
8219 LINKS="$LINKS pc-bios/$(basename $bios_file)"
8220 done
8221 mkdir -p $DIRS
8222 for f in $LINKS ; do
8223 if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
8224 symlink "$source_path/$f" "$f"
8225 fi
8226 done
8227
8228 (for i in $cross_cc_vars; do
8229 export $i
8230 done
8231 export target_list source_path use_containers
8232 $source_path/tests/tcg/configure.sh)
8233
8234 # temporary config to build submodules
8235 for rom in seabios vgabios ; do
8236 config_mak=roms/$rom/config.mak
8237 echo "# Automatically generated by configure - do not modify" > $config_mak
8238 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
8239 echo "AS=$as" >> $config_mak
8240 echo "CCAS=$ccas" >> $config_mak
8241 echo "CC=$cc" >> $config_mak
8242 echo "BCC=bcc" >> $config_mak
8243 echo "CPP=$cpp" >> $config_mak
8244 echo "OBJCOPY=objcopy" >> $config_mak
8245 echo "IASL=$iasl" >> $config_mak
8246 echo "LD=$ld" >> $config_mak
8247 echo "RANLIB=$ranlib" >> $config_mak
8248 done
8249
8250 # set up qemu-iotests in this build directory
8251 iotests_common_env="tests/qemu-iotests/common.env"
8252
8253 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
8254 echo >> "$iotests_common_env"
8255 echo "export PYTHON='$python'" >> "$iotests_common_env"
8256
8257 # Save the configure command line for later reuse.
8258 cat <<EOD >config.status
8259 #!/bin/sh
8260 # Generated by configure.
8261 # Run this file to recreate the current configuration.
8262 # Compiler output produced by configure, useful for debugging
8263 # configure, is in config.log if it exists.
8264 EOD
8265
8266 preserve_env() {
8267 envname=$1
8268
8269 eval envval=\$$envname
8270
8271 if test -n "$envval"
8272 then
8273 echo "$envname='$envval'" >> config.status
8274 echo "export $envname" >> config.status
8275 else
8276 echo "unset $envname" >> config.status
8277 fi
8278 }
8279
8280 # Preserve various env variables that influence what
8281 # features/build target configure will detect
8282 preserve_env AR
8283 preserve_env AS
8284 preserve_env CC
8285 preserve_env CPP
8286 preserve_env CXX
8287 preserve_env INSTALL
8288 preserve_env LD
8289 preserve_env LD_LIBRARY_PATH
8290 preserve_env LIBTOOL
8291 preserve_env MAKE
8292 preserve_env NM
8293 preserve_env OBJCOPY
8294 preserve_env PATH
8295 preserve_env PKG_CONFIG
8296 preserve_env PKG_CONFIG_LIBDIR
8297 preserve_env PKG_CONFIG_PATH
8298 preserve_env PYTHON
8299 preserve_env SDL2_CONFIG
8300 preserve_env SMBD
8301 preserve_env STRIP
8302 preserve_env WINDRES
8303
8304 printf "exec" >>config.status
8305 printf " '%s'" "$0" "$@" >>config.status
8306 echo ' "$@"' >>config.status
8307 chmod +x config.status
8308
8309 rm -r "$TMPDIR1"
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