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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.
8CLICOLOR_FORCE= GREP_OPTIONS=
9unset CLICOLOR_FORCE GREP_OPTIONS
10
11# Don't allow CCACHE, if present, to use cached results of compile tests!
12export CCACHE_RECACHE=yes
13
14# make source path absolute
15source_path=$(cd "$(dirname -- "$0")"; pwd)
16
17if test "$PWD" = "$source_path"
18then
19 echo "Using './build' as the directory for build output"
20
21 MARKER=build/auto-created-by-configure
22
23 if test -e build
24 then
25 if test -f $MARKER
26 then
27 rm -rf build
28 else
29 echo "ERROR: ./build dir already exists and was not previously created by configure"
30 exit 1
31 fi
32 fi
33
34 mkdir build
35 touch $MARKER
36
37 cat > GNUmakefile <<'EOF'
38# This file is auto-generated by configure to support in-source tree
39# 'make' command invocation
40
41ifeq ($(MAKECMDGOALS),)
42recurse: all
43endif
44
45.NOTPARALLEL: %
46%: force
47 @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...'
48 @$(MAKE) -C build -f Makefile $(MAKECMDGOALS)
49 @if test "$(MAKECMDGOALS)" = "distclean" && \
50 test -e build/auto-created-by-configure ; \
51 then \
52 rm -rf build GNUmakefile ; \
53 fi
54force: ;
55.PHONY: force
56GNUmakefile: ;
57
58EOF
59 cd build
60 exec $source_path/configure "$@"
61fi
62
63# Temporary directory used for files created while
64# configure runs. Since it is in the build directory
65# we can safely blow away any previous version of it
66# (and we need not jump through hoops to try to delete
67# it when configure exits.)
68TMPDIR1="config-temp"
69rm -rf "${TMPDIR1}"
70mkdir -p "${TMPDIR1}"
71if [ $? -ne 0 ]; then
72 echo "ERROR: failed to create temporary directory"
73 exit 1
74fi
75
76TMPB="qemu-conf"
77TMPC="${TMPDIR1}/${TMPB}.c"
78TMPO="${TMPDIR1}/${TMPB}.o"
79TMPCXX="${TMPDIR1}/${TMPB}.cxx"
80TMPE="${TMPDIR1}/${TMPB}.exe"
81TMPTXT="${TMPDIR1}/${TMPB}.txt"
82
83rm -f config.log
84
85# Print a helpful header at the top of config.log
86echo "# QEMU configure log $(date)" >> config.log
87printf "# Configured with:" >> config.log
88printf " '%s'" "$0" "$@" >> config.log
89echo >> config.log
90echo "#" >> config.log
91
92print_error() {
93 (echo
94 echo "ERROR: $1"
95 while test -n "$2"; do
96 echo " $2"
97 shift
98 done
99 echo) >&2
100}
101
102error_exit() {
103 print_error "$@"
104 exit 1
105}
106
107do_compiler() {
108 # Run the compiler, capturing its output to the log. First argument
109 # is compiler binary to execute.
110 local compiler="$1"
111 shift
112 if test -n "$BASH_VERSION"; then eval '
113 echo >>config.log "
114funcs: ${FUNCNAME[*]}
115lines: ${BASH_LINENO[*]}"
116 '; fi
117 echo $compiler "$@" >> config.log
118 $compiler "$@" >> config.log 2>&1 || return $?
119 # Test passed. If this is an --enable-werror build, rerun
120 # the test with -Werror and bail out if it fails. This
121 # makes warning-generating-errors in configure test code
122 # obvious to developers.
123 if test "$werror" != "yes"; then
124 return 0
125 fi
126 # Don't bother rerunning the compile if we were already using -Werror
127 case "$*" in
128 *-Werror*)
129 return 0
130 ;;
131 esac
132 echo $compiler -Werror "$@" >> config.log
133 $compiler -Werror "$@" >> config.log 2>&1 && return $?
134 error_exit "configure test passed without -Werror but failed with -Werror." \
135 "This is probably a bug in the configure script. The failing command" \
136 "will be at the bottom of config.log." \
137 "You can run configure with --disable-werror to bypass this check."
138}
139
140do_cc() {
141 do_compiler "$cc" "$@"
142}
143
144do_cxx() {
145 do_compiler "$cxx" "$@"
146}
147
148# Append $2 to the variable named $1, with space separation
149add_to() {
150 eval $1=\${$1:+\"\$$1 \"}\$2
151}
152
153update_cxxflags() {
154 # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
155 # options which some versions of GCC's C++ compiler complain about
156 # because they only make sense for C programs.
157 QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS"
158 CXXFLAGS=$(echo "$CFLAGS" | sed s/-std=gnu99/-std=gnu++11/)
159 for arg in $QEMU_CFLAGS; do
160 case $arg in
161 -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
162 -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
163 ;;
164 *)
165 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
166 ;;
167 esac
168 done
169}
170
171compile_object() {
172 local_cflags="$1"
173 do_cc $CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
174}
175
176compile_prog() {
177 local_cflags="$1"
178 local_ldflags="$2"
179 do_cc $CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $QEMU_LDFLAGS $local_ldflags
180}
181
182# symbolically link $1 to $2. Portable version of "ln -sf".
183symlink() {
184 rm -rf "$2"
185 mkdir -p "$(dirname "$2")"
186 ln -s "$1" "$2"
187}
188
189# check whether a command is available to this shell (may be either an
190# executable or a builtin)
191has() {
192 type "$1" >/dev/null 2>&1
193}
194
195version_ge () {
196 local_ver1=`echo $1 | tr . ' '`
197 local_ver2=`echo $2 | tr . ' '`
198 while true; do
199 set x $local_ver1
200 local_first=${2-0}
201 # 'shift 2' if $2 is set, or 'shift' if $2 is not set
202 shift ${2:+2}
203 local_ver1=$*
204 set x $local_ver2
205 # the second argument finished, the first must be greater or equal
206 test $# = 1 && return 0
207 test $local_first -lt $2 && return 1
208 test $local_first -gt $2 && return 0
209 shift ${2:+2}
210 local_ver2=$*
211 done
212}
213
214have_backend () {
215 echo "$trace_backends" | grep "$1" >/dev/null
216}
217
218glob() {
219 eval test -z '"${1#'"$2"'}"'
220}
221
222supported_hax_target() {
223 test "$hax" = "yes" || return 1
224 glob "$1" "*-softmmu" || return 1
225 case "${1%-softmmu}" in
226 i386|x86_64)
227 return 0
228 ;;
229 esac
230 return 1
231}
232
233supported_kvm_target() {
234 test "$kvm" = "yes" || return 1
235 glob "$1" "*-softmmu" || return 1
236 case "${1%-softmmu}:$cpu" in
237 aarch64:aarch64 | \
238 i386:i386 | i386:x86_64 | i386:x32 | \
239 x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
240 mips:mips | mipsel:mips | mips64:mips | mips64el:mips | \
241 ppc:ppc | ppc64:ppc | ppc:ppc64 | ppc64:ppc64 | ppc64:ppc64le | \
242 s390x:s390x)
243 return 0
244 ;;
245 esac
246 return 1
247}
248
249supported_xen_target() {
250 test "$xen" = "yes" || return 1
251 glob "$1" "*-softmmu" || return 1
252 # Only i386 and x86_64 provide the xenpv machine.
253 case "${1%-softmmu}" in
254 i386|x86_64)
255 return 0
256 ;;
257 esac
258 return 1
259}
260
261supported_hvf_target() {
262 test "$hvf" = "yes" || return 1
263 glob "$1" "*-softmmu" || return 1
264 case "${1%-softmmu}" in
265 x86_64)
266 return 0
267 ;;
268 esac
269 return 1
270}
271
272supported_whpx_target() {
273 test "$whpx" = "yes" || return 1
274 glob "$1" "*-softmmu" || return 1
275 case "${1%-softmmu}" in
276 i386|x86_64)
277 return 0
278 ;;
279 esac
280 return 1
281}
282
283deprecated_targets_list=ppc64abi32-linux-user
284deprecated_features=""
285
286supported_target() {
287 case "$1" in
288 *-softmmu)
289 ;;
290 *-linux-user)
291 if test "$linux" != "yes"; then
292 print_error "Target '$target' is only available on a Linux host"
293 return 1
294 fi
295 ;;
296 *-bsd-user)
297 if test "$bsd" != "yes"; then
298 print_error "Target '$target' is only available on a BSD host"
299 return 1
300 fi
301 ;;
302 *)
303 print_error "Invalid target name '$target'"
304 return 1
305 ;;
306 esac
307
308 # if a deprecated target is enabled we note it here
309 if echo "$deprecated_targets_list" | grep -q "$1"; then
310 add_to deprecated_features $1
311 fi
312
313 test "$tcg" = "yes" && return 0
314 supported_kvm_target "$1" && return 0
315 supported_xen_target "$1" && return 0
316 supported_hax_target "$1" && return 0
317 supported_hvf_target "$1" && return 0
318 supported_whpx_target "$1" && return 0
319 print_error "TCG disabled, but hardware accelerator not available for '$target'"
320 return 1
321}
322
323
324ld_has() {
325 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
326}
327
328if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
329then
330 error_exit "main directory cannot contain spaces nor colons"
331fi
332
333# default parameters
334cpu=""
335iasl="iasl"
336interp_prefix="/usr/gnemul/qemu-%M"
337static="no"
338cross_prefix=""
339audio_drv_list=""
340block_drv_rw_whitelist=""
341block_drv_ro_whitelist=""
342host_cc="cc"
343audio_win_int=""
344libs_qga=""
345debug_info="yes"
346stack_protector=""
347safe_stack=""
348use_containers="yes"
349gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
350
351if test -e "$source_path/.git"
352then
353 git_update=yes
354 git_submodules="ui/keycodemapdb"
355 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
356 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
357else
358 git_update=no
359 git_submodules=""
360
361 if ! test -f "$source_path/ui/keycodemapdb/README"
362 then
363 echo
364 echo "ERROR: missing file $source_path/ui/keycodemapdb/README"
365 echo
366 echo "This is not a GIT checkout but module content appears to"
367 echo "be missing. Do not use 'git archive' or GitHub download links"
368 echo "to acquire QEMU source archives. Non-GIT builds are only"
369 echo "supported with source archives linked from:"
370 echo
371 echo " https://www.qemu.org/download/#source"
372 echo
373 echo "Developers working with GIT can use scripts/archive-source.sh"
374 echo "if they need to create valid source archives."
375 echo
376 exit 1
377 fi
378fi
379git="git"
380
381# Don't accept a target_list environment variable.
382unset target_list
383unset target_list_exclude
384
385# Default value for a variable defining feature "foo".
386# * foo="no" feature will only be used if --enable-foo arg is given
387# * foo="" feature will be searched for, and if found, will be used
388# unless --disable-foo is given
389# * foo="yes" this value will only be set by --enable-foo flag.
390# feature will searched for,
391# if not found, configure exits with error
392#
393# Always add --enable-foo and --disable-foo command line args.
394# Distributions want to ensure that several features are compiled in, and it
395# is impossible without a --enable-foo that exits if a feature is not found.
396
397brlapi=""
398curl=""
399curses=""
400docs=""
401fdt=""
402netmap="no"
403sdl="auto"
404sdl_image="auto"
405virtfs=""
406mpath=""
407vnc="enabled"
408sparse="no"
409vde=""
410vnc_sasl="auto"
411vnc_jpeg="auto"
412vnc_png="auto"
413xkbcommon="auto"
414xen=""
415xen_ctrl_version=""
416xen_pci_passthrough=""
417linux_aio=""
418linux_io_uring=""
419cap_ng=""
420attr=""
421libattr=""
422xfs=""
423tcg="yes"
424membarrier=""
425vhost_net=""
426vhost_crypto=""
427vhost_scsi=""
428vhost_vsock=""
429vhost_user=""
430vhost_user_fs=""
431kvm="no"
432hax="no"
433hvf="no"
434whpx="no"
435rdma=""
436pvrdma=""
437gprof="no"
438debug_tcg="no"
439debug="no"
440sanitizers="no"
441tsan="no"
442fortify_source=""
443strip_opt="yes"
444tcg_interpreter="no"
445bigendian="no"
446mingw32="no"
447gcov="no"
448EXESUF=""
449HOST_DSOSUF=".so"
450modules="no"
451module_upgrades="no"
452prefix="/usr/local"
453qemu_suffix="qemu"
454slirp=""
455oss_lib=""
456bsd="no"
457linux="no"
458solaris="no"
459profiler="no"
460cocoa="no"
461softmmu="yes"
462linux_user="no"
463bsd_user="no"
464blobs="yes"
465edk2_blobs="no"
466pkgversion=""
467pie=""
468qom_cast_debug="yes"
469trace_backends="log"
470trace_file="trace"
471spice=""
472rbd=""
473smartcard=""
474u2f="auto"
475libusb=""
476usb_redir=""
477opengl=""
478opengl_dmabuf="no"
479cpuid_h="no"
480avx2_opt=""
481capstone=""
482lzo=""
483snappy=""
484bzip2=""
485lzfse=""
486zstd=""
487guest_agent=""
488guest_agent_with_vss="no"
489guest_agent_ntddscsi="no"
490guest_agent_msi=""
491vss_win32_sdk=""
492win_sdk="no"
493want_tools=""
494libiscsi=""
495libnfs=""
496coroutine=""
497coroutine_pool=""
498debug_stack_usage="no"
499crypto_afalg="no"
500seccomp=""
501glusterfs=""
502glusterfs_xlator_opt="no"
503glusterfs_discard="no"
504glusterfs_fallocate="no"
505glusterfs_zerofill="no"
506glusterfs_ftruncate_has_stat="no"
507glusterfs_iocb_has_stat="no"
508gtk=""
509gtk_gl="no"
510tls_priority="NORMAL"
511gnutls=""
512nettle=""
513nettle_xts="no"
514gcrypt=""
515gcrypt_hmac="no"
516gcrypt_xts="no"
517qemu_private_xts="yes"
518auth_pam=""
519vte=""
520virglrenderer=""
521tpm=""
522libssh=""
523live_block_migration="yes"
524numa=""
525tcmalloc="no"
526jemalloc="no"
527replication="yes"
528bochs="yes"
529cloop="yes"
530dmg="yes"
531qcow1="yes"
532vdi="yes"
533vvfat="yes"
534qed="yes"
535parallels="yes"
536sheepdog="yes"
537libxml2=""
538debug_mutex="no"
539libpmem=""
540default_devices="yes"
541plugins="no"
542fuzzing="no"
543rng_none="no"
544secret_keyring=""
545libdaxctl=""
546meson=""
547ninja=""
548skip_meson=no
549gettext=""
550
551bogus_os="no"
552malloc_trim=""
553
554# parse CC options first
555for opt do
556 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
557 case "$opt" in
558 --cross-prefix=*) cross_prefix="$optarg"
559 ;;
560 --cc=*) CC="$optarg"
561 ;;
562 --cxx=*) CXX="$optarg"
563 ;;
564 --cpu=*) cpu="$optarg"
565 ;;
566 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
567 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
568 ;;
569 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
570 ;;
571 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
572 EXTRA_LDFLAGS="$optarg"
573 ;;
574 --enable-debug-info) debug_info="yes"
575 ;;
576 --disable-debug-info) debug_info="no"
577 ;;
578 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
579 ;;
580 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*}
581 eval "cross_cc_cflags_${cc_arch}=\$optarg"
582 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
583 ;;
584 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
585 cc_archs="$cc_archs $cc_arch"
586 eval "cross_cc_${cc_arch}=\$optarg"
587 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
588 ;;
589 esac
590done
591# OS specific
592# Using uname is really, really broken. Once we have the right set of checks
593# we can eliminate its usage altogether.
594
595# Preferred compiler:
596# ${CC} (if set)
597# ${cross_prefix}gcc (if cross-prefix specified)
598# system compiler
599if test -z "${CC}${cross_prefix}"; then
600 cc="$host_cc"
601else
602 cc="${CC-${cross_prefix}gcc}"
603fi
604
605if test -z "${CXX}${cross_prefix}"; then
606 cxx="c++"
607else
608 cxx="${CXX-${cross_prefix}g++}"
609fi
610
611ar="${AR-${cross_prefix}ar}"
612as="${AS-${cross_prefix}as}"
613ccas="${CCAS-$cc}"
614cpp="${CPP-$cc -E}"
615objcopy="${OBJCOPY-${cross_prefix}objcopy}"
616ld="${LD-${cross_prefix}ld}"
617ranlib="${RANLIB-${cross_prefix}ranlib}"
618nm="${NM-${cross_prefix}nm}"
619strip="${STRIP-${cross_prefix}strip}"
620windres="${WINDRES-${cross_prefix}windres}"
621pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
622query_pkg_config() {
623 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
624}
625pkg_config=query_pkg_config
626sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
627
628# If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
629ARFLAGS="${ARFLAGS-rv}"
630
631# default flags for all hosts
632# We use -fwrapv to tell the compiler that we require a C dialect where
633# left shift of signed integers is well defined and has the expected
634# 2s-complement style results. (Both clang and gcc agree that it
635# provides these semantics.)
636QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS"
637QEMU_CFLAGS="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
638QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
639QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
640QEMU_INCLUDES="-iquote . -iquote ${source_path} -iquote ${source_path}/accel/tcg -iquote ${source_path}/include"
641QEMU_INCLUDES="$QEMU_INCLUDES -iquote ${source_path}/disas/libvixl"
642CFLAGS="-std=gnu99 -Wall"
643
644
645check_define() {
646cat > $TMPC <<EOF
647#if !defined($1)
648#error $1 not defined
649#endif
650int main(void) { return 0; }
651EOF
652 compile_object
653}
654
655check_include() {
656cat > $TMPC <<EOF
657#include <$1>
658int main(void) { return 0; }
659EOF
660 compile_object
661}
662
663write_c_skeleton() {
664 cat > $TMPC <<EOF
665int main(void) { return 0; }
666EOF
667}
668
669write_c_fuzzer_skeleton() {
670 cat > $TMPC <<EOF
671#include <stdint.h>
672#include <sys/types.h>
673int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
674int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
675EOF
676}
677
678if check_define __linux__ ; then
679 targetos="Linux"
680elif check_define _WIN32 ; then
681 targetos='MINGW32'
682elif check_define __OpenBSD__ ; then
683 targetos='OpenBSD'
684elif check_define __sun__ ; then
685 targetos='SunOS'
686elif check_define __HAIKU__ ; then
687 targetos='Haiku'
688elif check_define __FreeBSD__ ; then
689 targetos='FreeBSD'
690elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
691 targetos='GNU/kFreeBSD'
692elif check_define __DragonFly__ ; then
693 targetos='DragonFly'
694elif check_define __NetBSD__; then
695 targetos='NetBSD'
696elif check_define __APPLE__; then
697 targetos='Darwin'
698else
699 # This is a fatal error, but don't report it yet, because we
700 # might be going to just print the --help text, or it might
701 # be the result of a missing compiler.
702 targetos='bogus'
703 bogus_os='yes'
704fi
705
706# Some host OSes need non-standard checks for which CPU to use.
707# Note that these checks are broken for cross-compilation: if you're
708# cross-compiling to one of these OSes then you'll need to specify
709# the correct CPU with the --cpu option.
710case $targetos in
711Darwin)
712 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
713 # run 64-bit userspace code.
714 # If the user didn't specify a CPU explicitly and the kernel says this is
715 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
716 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
717 cpu="x86_64"
718 fi
719 ;;
720SunOS)
721 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
722 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
723 cpu="x86_64"
724 fi
725esac
726
727if test ! -z "$cpu" ; then
728 # command line argument
729 :
730elif check_define __i386__ ; then
731 cpu="i386"
732elif check_define __x86_64__ ; then
733 if check_define __ILP32__ ; then
734 cpu="x32"
735 else
736 cpu="x86_64"
737 fi
738elif check_define __sparc__ ; then
739 if check_define __arch64__ ; then
740 cpu="sparc64"
741 else
742 cpu="sparc"
743 fi
744elif check_define _ARCH_PPC ; then
745 if check_define _ARCH_PPC64 ; then
746 if check_define _LITTLE_ENDIAN ; then
747 cpu="ppc64le"
748 else
749 cpu="ppc64"
750 fi
751 else
752 cpu="ppc"
753 fi
754elif check_define __mips__ ; then
755 cpu="mips"
756elif check_define __s390__ ; then
757 if check_define __s390x__ ; then
758 cpu="s390x"
759 else
760 cpu="s390"
761 fi
762elif check_define __riscv ; then
763 if check_define _LP64 ; then
764 cpu="riscv64"
765 else
766 cpu="riscv32"
767 fi
768elif check_define __arm__ ; then
769 cpu="arm"
770elif check_define __aarch64__ ; then
771 cpu="aarch64"
772else
773 cpu=$(uname -m)
774fi
775
776ARCH=
777# Normalise host CPU name and set ARCH.
778# Note that this case should only have supported host CPUs, not guests.
779case "$cpu" in
780 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64)
781 ;;
782 ppc64le)
783 ARCH="ppc64"
784 ;;
785 i386|i486|i586|i686|i86pc|BePC)
786 cpu="i386"
787 ;;
788 x86_64|amd64)
789 cpu="x86_64"
790 ;;
791 armv*b|armv*l|arm)
792 cpu="arm"
793 ;;
794 aarch64)
795 cpu="aarch64"
796 ;;
797 mips*)
798 cpu="mips"
799 ;;
800 sparc|sun4[cdmuv])
801 cpu="sparc"
802 ;;
803 *)
804 # This will result in either an error or falling back to TCI later
805 ARCH=unknown
806 ;;
807esac
808if test -z "$ARCH"; then
809 ARCH="$cpu"
810fi
811
812# OS specific
813
814# host *BSD for user mode
815HOST_VARIANT_DIR=""
816
817case $targetos in
818MINGW32*)
819 mingw32="yes"
820 hax="yes"
821 whpx=""
822 vhost_user="no"
823 audio_possible_drivers="dsound sdl"
824 if check_include dsound.h; then
825 audio_drv_list="dsound"
826 else
827 audio_drv_list=""
828 fi
829 supported_os="yes"
830 pie="no"
831;;
832GNU/kFreeBSD)
833 bsd="yes"
834 audio_drv_list="oss try-sdl"
835 audio_possible_drivers="oss sdl pa"
836;;
837FreeBSD)
838 bsd="yes"
839 make="${MAKE-gmake}"
840 audio_drv_list="oss try-sdl"
841 audio_possible_drivers="oss sdl pa"
842 # needed for kinfo_getvmmap(3) in libutil.h
843 netmap="" # enable netmap autodetect
844 HOST_VARIANT_DIR="freebsd"
845;;
846DragonFly)
847 bsd="yes"
848 make="${MAKE-gmake}"
849 audio_drv_list="oss try-sdl"
850 audio_possible_drivers="oss sdl pa"
851 HOST_VARIANT_DIR="dragonfly"
852;;
853NetBSD)
854 bsd="yes"
855 hax="yes"
856 make="${MAKE-gmake}"
857 audio_drv_list="oss try-sdl"
858 audio_possible_drivers="oss sdl"
859 oss_lib="-lossaudio"
860 HOST_VARIANT_DIR="netbsd"
861;;
862OpenBSD)
863 bsd="yes"
864 make="${MAKE-gmake}"
865 audio_drv_list="try-sdl"
866 audio_possible_drivers="sdl"
867 HOST_VARIANT_DIR="openbsd"
868;;
869Darwin)
870 bsd="yes"
871 darwin="yes"
872 hax="yes"
873 hvf="yes"
874 if [ "$cpu" = "x86_64" ] ; then
875 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
876 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS"
877 fi
878 cocoa="yes"
879 audio_drv_list="coreaudio try-sdl"
880 audio_possible_drivers="coreaudio sdl"
881 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS"
882 # Disable attempts to use ObjectiveC features in os/object.h since they
883 # won't work when we're compiling with gcc as a C compiler.
884 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
885 HOST_VARIANT_DIR="darwin"
886;;
887SunOS)
888 solaris="yes"
889 make="${MAKE-gmake}"
890 smbd="${SMBD-/usr/sfw/sbin/smbd}"
891 if test -f /usr/include/sys/soundcard.h ; then
892 audio_drv_list="oss try-sdl"
893 fi
894 audio_possible_drivers="oss sdl"
895# needed for CMSG_ macros in sys/socket.h
896 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
897# needed for TIOCWIN* defines in termios.h
898 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
899;;
900Haiku)
901 haiku="yes"
902 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -DBSD_SOURCE $QEMU_CFLAGS"
903;;
904Linux)
905 audio_drv_list="try-pa oss"
906 audio_possible_drivers="oss alsa sdl pa"
907 linux="yes"
908 linux_user="yes"
909 kvm="yes"
910 QEMU_INCLUDES="-isystem ${source_path}/linux-headers -Ilinux-headers $QEMU_INCLUDES"
911 libudev="yes"
912;;
913esac
914
915if [ "$bsd" = "yes" ] ; then
916 if [ "$darwin" != "yes" ] ; then
917 bsd_user="yes"
918 fi
919fi
920
921: ${make=${MAKE-make}}
922
923# We prefer python 3.x. A bare 'python' is traditionally
924# python 2.x, but some distros have it as python 3.x, so
925# we check that too
926python=
927explicit_python=no
928for binary in "${PYTHON-python3}" python
929do
930 if has "$binary"
931 then
932 python=$(command -v "$binary")
933 break
934 fi
935done
936
937sphinx_build=
938for binary in sphinx-build-3 sphinx-build
939do
940 if has "$binary"
941 then
942 sphinx_build=$(command -v "$binary")
943 break
944 fi
945done
946
947# Check for ancillary tools used in testing
948genisoimage=
949for binary in genisoimage mkisofs
950do
951 if has $binary
952 then
953 genisoimage=$(command -v "$binary")
954 break
955 fi
956done
957
958: ${smbd=${SMBD-/usr/sbin/smbd}}
959
960# Default objcc to clang if available, otherwise use CC
961if has clang; then
962 objcc=clang
963else
964 objcc="$cc"
965fi
966
967if test "$mingw32" = "yes" ; then
968 EXESUF=".exe"
969 HOST_DSOSUF=".dll"
970 # MinGW needs -mthreads for TLS and macro _MT.
971 CFLAGS="-mthreads $CFLAGS"
972 write_c_skeleton;
973 prefix="c:/Program Files/QEMU"
974 qemu_suffix=""
975 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
976fi
977
978werror=""
979
980for opt do
981 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
982 case "$opt" in
983 --help|-h) show_help=yes
984 ;;
985 --version|-V) exec cat $source_path/VERSION
986 ;;
987 --prefix=*) prefix="$optarg"
988 ;;
989 --interp-prefix=*) interp_prefix="$optarg"
990 ;;
991 --cross-prefix=*)
992 ;;
993 --cc=*)
994 ;;
995 --host-cc=*) host_cc="$optarg"
996 ;;
997 --cxx=*)
998 ;;
999 --iasl=*) iasl="$optarg"
1000 ;;
1001 --objcc=*) objcc="$optarg"
1002 ;;
1003 --make=*) make="$optarg"
1004 ;;
1005 --install=*)
1006 ;;
1007 --python=*) python="$optarg" ; explicit_python=yes
1008 ;;
1009 --sphinx-build=*) sphinx_build="$optarg"
1010 ;;
1011 --skip-meson) skip_meson=yes
1012 ;;
1013 --meson=*) meson="$optarg"
1014 ;;
1015 --ninja=*) ninja="$optarg"
1016 ;;
1017 --smbd=*) smbd="$optarg"
1018 ;;
1019 --extra-cflags=*)
1020 ;;
1021 --extra-cxxflags=*)
1022 ;;
1023 --extra-ldflags=*)
1024 ;;
1025 --enable-debug-info)
1026 ;;
1027 --disable-debug-info)
1028 ;;
1029 --cross-cc-*)
1030 ;;
1031 --enable-modules)
1032 modules="yes"
1033 ;;
1034 --disable-modules)
1035 modules="no"
1036 ;;
1037 --disable-module-upgrades) module_upgrades="no"
1038 ;;
1039 --enable-module-upgrades) module_upgrades="yes"
1040 ;;
1041 --cpu=*)
1042 ;;
1043 --target-list=*) target_list="$optarg"
1044 if test "$target_list_exclude"; then
1045 error_exit "Can't mix --target-list with --target-list-exclude"
1046 fi
1047 ;;
1048 --target-list-exclude=*) target_list_exclude="$optarg"
1049 if test "$target_list"; then
1050 error_exit "Can't mix --target-list-exclude with --target-list"
1051 fi
1052 ;;
1053 --enable-trace-backends=*) trace_backends="$optarg"
1054 ;;
1055 # XXX: backwards compatibility
1056 --enable-trace-backend=*) trace_backends="$optarg"
1057 ;;
1058 --with-trace-file=*) trace_file="$optarg"
1059 ;;
1060 --with-default-devices) default_devices="yes"
1061 ;;
1062 --without-default-devices) default_devices="no"
1063 ;;
1064 --enable-gprof) gprof="yes"
1065 ;;
1066 --enable-gcov) gcov="yes"
1067 ;;
1068 --static)
1069 static="yes"
1070 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
1071 ;;
1072 --mandir=*) mandir="$optarg"
1073 ;;
1074 --bindir=*) bindir="$optarg"
1075 ;;
1076 --libdir=*) libdir="$optarg"
1077 ;;
1078 --libexecdir=*) libexecdir="$optarg"
1079 ;;
1080 --includedir=*) includedir="$optarg"
1081 ;;
1082 --datadir=*) datadir="$optarg"
1083 ;;
1084 --with-suffix=*) qemu_suffix="$optarg"
1085 ;;
1086 --docdir=*) qemu_docdir="$optarg"
1087 ;;
1088 --sysconfdir=*) sysconfdir="$optarg"
1089 ;;
1090 --localstatedir=*) local_statedir="$optarg"
1091 ;;
1092 --firmwarepath=*) firmwarepath="$optarg"
1093 ;;
1094 --host=*|--build=*|\
1095 --disable-dependency-tracking|\
1096 --sbindir=*|--sharedstatedir=*|\
1097 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
1098 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
1099 # These switches are silently ignored, for compatibility with
1100 # autoconf-generated configure scripts. This allows QEMU's
1101 # configure to be used by RPM and similar macros that set
1102 # lots of directory switches by default.
1103 ;;
1104 --disable-sdl) sdl="disabled"
1105 ;;
1106 --enable-sdl) sdl="enabled"
1107 ;;
1108 --disable-sdl-image) sdl_image="disabled"
1109 ;;
1110 --enable-sdl-image) sdl_image="enabled"
1111 ;;
1112 --disable-qom-cast-debug) qom_cast_debug="no"
1113 ;;
1114 --enable-qom-cast-debug) qom_cast_debug="yes"
1115 ;;
1116 --disable-virtfs) virtfs="no"
1117 ;;
1118 --enable-virtfs) virtfs="yes"
1119 ;;
1120 --disable-mpath) mpath="no"
1121 ;;
1122 --enable-mpath) mpath="yes"
1123 ;;
1124 --disable-vnc) vnc="disabled"
1125 ;;
1126 --enable-vnc) vnc="enabled"
1127 ;;
1128 --disable-gettext) gettext="false"
1129 ;;
1130 --enable-gettext) gettext="true"
1131 ;;
1132 --oss-lib=*) oss_lib="$optarg"
1133 ;;
1134 --audio-drv-list=*) audio_drv_list="$optarg"
1135 ;;
1136 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1137 ;;
1138 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1139 ;;
1140 --enable-debug-tcg) debug_tcg="yes"
1141 ;;
1142 --disable-debug-tcg) debug_tcg="no"
1143 ;;
1144 --enable-debug)
1145 # Enable debugging options that aren't excessively noisy
1146 debug_tcg="yes"
1147 debug_mutex="yes"
1148 debug="yes"
1149 strip_opt="no"
1150 fortify_source="no"
1151 ;;
1152 --enable-sanitizers) sanitizers="yes"
1153 ;;
1154 --disable-sanitizers) sanitizers="no"
1155 ;;
1156 --enable-tsan) tsan="yes"
1157 ;;
1158 --disable-tsan) tsan="no"
1159 ;;
1160 --enable-sparse) sparse="yes"
1161 ;;
1162 --disable-sparse) sparse="no"
1163 ;;
1164 --disable-strip) strip_opt="no"
1165 ;;
1166 --disable-vnc-sasl) vnc_sasl="disabled"
1167 ;;
1168 --enable-vnc-sasl) vnc_sasl="enabled"
1169 ;;
1170 --disable-vnc-jpeg) vnc_jpeg="disabled"
1171 ;;
1172 --enable-vnc-jpeg) vnc_jpeg="enabled"
1173 ;;
1174 --disable-vnc-png) vnc_png="disabled"
1175 ;;
1176 --enable-vnc-png) vnc_png="enabled"
1177 ;;
1178 --disable-slirp) slirp="no"
1179 ;;
1180 --enable-slirp=git) slirp="git"
1181 ;;
1182 --enable-slirp=system) slirp="system"
1183 ;;
1184 --disable-vde) vde="no"
1185 ;;
1186 --enable-vde) vde="yes"
1187 ;;
1188 --disable-netmap) netmap="no"
1189 ;;
1190 --enable-netmap) netmap="yes"
1191 ;;
1192 --disable-xen) xen="no"
1193 ;;
1194 --enable-xen) xen="yes"
1195 ;;
1196 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1197 ;;
1198 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1199 ;;
1200 --disable-brlapi) brlapi="no"
1201 ;;
1202 --enable-brlapi) brlapi="yes"
1203 ;;
1204 --disable-kvm) kvm="no"
1205 ;;
1206 --enable-kvm) kvm="yes"
1207 ;;
1208 --disable-hax) hax="no"
1209 ;;
1210 --enable-hax) hax="yes"
1211 ;;
1212 --disable-hvf) hvf="no"
1213 ;;
1214 --enable-hvf) hvf="yes"
1215 ;;
1216 --disable-whpx) whpx="no"
1217 ;;
1218 --enable-whpx) whpx="yes"
1219 ;;
1220 --disable-tcg-interpreter) tcg_interpreter="no"
1221 ;;
1222 --enable-tcg-interpreter) tcg_interpreter="yes"
1223 ;;
1224 --disable-cap-ng) cap_ng="no"
1225 ;;
1226 --enable-cap-ng) cap_ng="yes"
1227 ;;
1228 --disable-tcg) tcg="no"
1229 ;;
1230 --enable-tcg) tcg="yes"
1231 ;;
1232 --disable-malloc-trim) malloc_trim="no"
1233 ;;
1234 --enable-malloc-trim) malloc_trim="yes"
1235 ;;
1236 --disable-spice) spice="no"
1237 ;;
1238 --enable-spice) spice="yes"
1239 ;;
1240 --disable-libiscsi) libiscsi="no"
1241 ;;
1242 --enable-libiscsi) libiscsi="yes"
1243 ;;
1244 --disable-libnfs) libnfs="no"
1245 ;;
1246 --enable-libnfs) libnfs="yes"
1247 ;;
1248 --enable-profiler) profiler="yes"
1249 ;;
1250 --disable-cocoa) cocoa="no"
1251 ;;
1252 --enable-cocoa)
1253 cocoa="yes" ;
1254 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1255 ;;
1256 --disable-system) softmmu="no"
1257 ;;
1258 --enable-system) softmmu="yes"
1259 ;;
1260 --disable-user)
1261 linux_user="no" ;
1262 bsd_user="no" ;
1263 ;;
1264 --enable-user) ;;
1265 --disable-linux-user) linux_user="no"
1266 ;;
1267 --enable-linux-user) linux_user="yes"
1268 ;;
1269 --disable-bsd-user) bsd_user="no"
1270 ;;
1271 --enable-bsd-user) bsd_user="yes"
1272 ;;
1273 --enable-pie) pie="yes"
1274 ;;
1275 --disable-pie) pie="no"
1276 ;;
1277 --enable-werror) werror="yes"
1278 ;;
1279 --disable-werror) werror="no"
1280 ;;
1281 --enable-stack-protector) stack_protector="yes"
1282 ;;
1283 --disable-stack-protector) stack_protector="no"
1284 ;;
1285 --enable-safe-stack) safe_stack="yes"
1286 ;;
1287 --disable-safe-stack) safe_stack="no"
1288 ;;
1289 --disable-curses) curses="no"
1290 ;;
1291 --enable-curses) curses="yes"
1292 ;;
1293 --disable-iconv) iconv="no"
1294 ;;
1295 --enable-iconv) iconv="yes"
1296 ;;
1297 --disable-curl) curl="no"
1298 ;;
1299 --enable-curl) curl="yes"
1300 ;;
1301 --disable-fdt) fdt="no"
1302 ;;
1303 --enable-fdt) fdt="yes"
1304 ;;
1305 --disable-linux-aio) linux_aio="no"
1306 ;;
1307 --enable-linux-aio) linux_aio="yes"
1308 ;;
1309 --disable-linux-io-uring) linux_io_uring="no"
1310 ;;
1311 --enable-linux-io-uring) linux_io_uring="yes"
1312 ;;
1313 --disable-attr) attr="no"
1314 ;;
1315 --enable-attr) attr="yes"
1316 ;;
1317 --disable-membarrier) membarrier="no"
1318 ;;
1319 --enable-membarrier) membarrier="yes"
1320 ;;
1321 --disable-blobs) blobs="no"
1322 ;;
1323 --with-pkgversion=*) pkgversion="$optarg"
1324 ;;
1325 --with-coroutine=*) coroutine="$optarg"
1326 ;;
1327 --disable-coroutine-pool) coroutine_pool="no"
1328 ;;
1329 --enable-coroutine-pool) coroutine_pool="yes"
1330 ;;
1331 --enable-debug-stack-usage) debug_stack_usage="yes"
1332 ;;
1333 --enable-crypto-afalg) crypto_afalg="yes"
1334 ;;
1335 --disable-crypto-afalg) crypto_afalg="no"
1336 ;;
1337 --disable-docs) docs="no"
1338 ;;
1339 --enable-docs) docs="yes"
1340 ;;
1341 --disable-vhost-net) vhost_net="no"
1342 ;;
1343 --enable-vhost-net) vhost_net="yes"
1344 ;;
1345 --disable-vhost-crypto) vhost_crypto="no"
1346 ;;
1347 --enable-vhost-crypto) vhost_crypto="yes"
1348 ;;
1349 --disable-vhost-scsi) vhost_scsi="no"
1350 ;;
1351 --enable-vhost-scsi) vhost_scsi="yes"
1352 ;;
1353 --disable-vhost-vsock) vhost_vsock="no"
1354 ;;
1355 --enable-vhost-vsock) vhost_vsock="yes"
1356 ;;
1357 --disable-vhost-user-fs) vhost_user_fs="no"
1358 ;;
1359 --enable-vhost-user-fs) vhost_user_fs="yes"
1360 ;;
1361 --disable-opengl) opengl="no"
1362 ;;
1363 --enable-opengl) opengl="yes"
1364 ;;
1365 --disable-rbd) rbd="no"
1366 ;;
1367 --enable-rbd) rbd="yes"
1368 ;;
1369 --disable-xfsctl) xfs="no"
1370 ;;
1371 --enable-xfsctl) xfs="yes"
1372 ;;
1373 --disable-smartcard) smartcard="no"
1374 ;;
1375 --enable-smartcard) smartcard="yes"
1376 ;;
1377 --disable-u2f) u2f="disabled"
1378 ;;
1379 --enable-u2f) u2f="enabled"
1380 ;;
1381 --disable-libusb) libusb="no"
1382 ;;
1383 --enable-libusb) libusb="yes"
1384 ;;
1385 --disable-usb-redir) usb_redir="no"
1386 ;;
1387 --enable-usb-redir) usb_redir="yes"
1388 ;;
1389 --disable-zlib-test)
1390 ;;
1391 --disable-lzo) lzo="no"
1392 ;;
1393 --enable-lzo) lzo="yes"
1394 ;;
1395 --disable-snappy) snappy="no"
1396 ;;
1397 --enable-snappy) snappy="yes"
1398 ;;
1399 --disable-bzip2) bzip2="no"
1400 ;;
1401 --enable-bzip2) bzip2="yes"
1402 ;;
1403 --enable-lzfse) lzfse="yes"
1404 ;;
1405 --disable-lzfse) lzfse="no"
1406 ;;
1407 --disable-zstd) zstd="no"
1408 ;;
1409 --enable-zstd) zstd="yes"
1410 ;;
1411 --enable-guest-agent) guest_agent="yes"
1412 ;;
1413 --disable-guest-agent) guest_agent="no"
1414 ;;
1415 --enable-guest-agent-msi) guest_agent_msi="yes"
1416 ;;
1417 --disable-guest-agent-msi) guest_agent_msi="no"
1418 ;;
1419 --with-vss-sdk) vss_win32_sdk=""
1420 ;;
1421 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1422 ;;
1423 --without-vss-sdk) vss_win32_sdk="no"
1424 ;;
1425 --with-win-sdk) win_sdk=""
1426 ;;
1427 --with-win-sdk=*) win_sdk="$optarg"
1428 ;;
1429 --without-win-sdk) win_sdk="no"
1430 ;;
1431 --enable-tools) want_tools="yes"
1432 ;;
1433 --disable-tools) want_tools="no"
1434 ;;
1435 --enable-seccomp) seccomp="yes"
1436 ;;
1437 --disable-seccomp) seccomp="no"
1438 ;;
1439 --disable-glusterfs) glusterfs="no"
1440 ;;
1441 --disable-avx2) avx2_opt="no"
1442 ;;
1443 --enable-avx2) avx2_opt="yes"
1444 ;;
1445 --disable-avx512f) avx512f_opt="no"
1446 ;;
1447 --enable-avx512f) avx512f_opt="yes"
1448 ;;
1449
1450 --enable-glusterfs) glusterfs="yes"
1451 ;;
1452 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1453 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1454 ;;
1455 --enable-vhdx|--disable-vhdx)
1456 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1457 ;;
1458 --enable-uuid|--disable-uuid)
1459 echo "$0: $opt is obsolete, UUID support is always built" >&2
1460 ;;
1461 --disable-gtk) gtk="no"
1462 ;;
1463 --enable-gtk) gtk="yes"
1464 ;;
1465 --tls-priority=*) tls_priority="$optarg"
1466 ;;
1467 --disable-gnutls) gnutls="no"
1468 ;;
1469 --enable-gnutls) gnutls="yes"
1470 ;;
1471 --disable-nettle) nettle="no"
1472 ;;
1473 --enable-nettle) nettle="yes"
1474 ;;
1475 --disable-gcrypt) gcrypt="no"
1476 ;;
1477 --enable-gcrypt) gcrypt="yes"
1478 ;;
1479 --disable-auth-pam) auth_pam="no"
1480 ;;
1481 --enable-auth-pam) auth_pam="yes"
1482 ;;
1483 --enable-rdma) rdma="yes"
1484 ;;
1485 --disable-rdma) rdma="no"
1486 ;;
1487 --enable-pvrdma) pvrdma="yes"
1488 ;;
1489 --disable-pvrdma) pvrdma="no"
1490 ;;
1491 --disable-vte) vte="no"
1492 ;;
1493 --enable-vte) vte="yes"
1494 ;;
1495 --disable-virglrenderer) virglrenderer="no"
1496 ;;
1497 --enable-virglrenderer) virglrenderer="yes"
1498 ;;
1499 --disable-tpm) tpm="no"
1500 ;;
1501 --enable-tpm) tpm="yes"
1502 ;;
1503 --disable-libssh) libssh="no"
1504 ;;
1505 --enable-libssh) libssh="yes"
1506 ;;
1507 --disable-live-block-migration) live_block_migration="no"
1508 ;;
1509 --enable-live-block-migration) live_block_migration="yes"
1510 ;;
1511 --disable-numa) numa="no"
1512 ;;
1513 --enable-numa) numa="yes"
1514 ;;
1515 --disable-libxml2) libxml2="no"
1516 ;;
1517 --enable-libxml2) libxml2="yes"
1518 ;;
1519 --disable-tcmalloc) tcmalloc="no"
1520 ;;
1521 --enable-tcmalloc) tcmalloc="yes"
1522 ;;
1523 --disable-jemalloc) jemalloc="no"
1524 ;;
1525 --enable-jemalloc) jemalloc="yes"
1526 ;;
1527 --disable-replication) replication="no"
1528 ;;
1529 --enable-replication) replication="yes"
1530 ;;
1531 --disable-bochs) bochs="no"
1532 ;;
1533 --enable-bochs) bochs="yes"
1534 ;;
1535 --disable-cloop) cloop="no"
1536 ;;
1537 --enable-cloop) cloop="yes"
1538 ;;
1539 --disable-dmg) dmg="no"
1540 ;;
1541 --enable-dmg) dmg="yes"
1542 ;;
1543 --disable-qcow1) qcow1="no"
1544 ;;
1545 --enable-qcow1) qcow1="yes"
1546 ;;
1547 --disable-vdi) vdi="no"
1548 ;;
1549 --enable-vdi) vdi="yes"
1550 ;;
1551 --disable-vvfat) vvfat="no"
1552 ;;
1553 --enable-vvfat) vvfat="yes"
1554 ;;
1555 --disable-qed) qed="no"
1556 ;;
1557 --enable-qed) qed="yes"
1558 ;;
1559 --disable-parallels) parallels="no"
1560 ;;
1561 --enable-parallels) parallels="yes"
1562 ;;
1563 --disable-sheepdog) sheepdog="no"
1564 ;;
1565 --enable-sheepdog) sheepdog="yes"
1566 ;;
1567 --disable-vhost-user) vhost_user="no"
1568 ;;
1569 --enable-vhost-user) vhost_user="yes"
1570 ;;
1571 --disable-vhost-vdpa) vhost_vdpa="no"
1572 ;;
1573 --enable-vhost-vdpa) vhost_vdpa="yes"
1574 ;;
1575 --disable-vhost-kernel) vhost_kernel="no"
1576 ;;
1577 --enable-vhost-kernel) vhost_kernel="yes"
1578 ;;
1579 --disable-capstone) capstone="no"
1580 ;;
1581 --enable-capstone) capstone="yes"
1582 ;;
1583 --enable-capstone=git) capstone="git"
1584 ;;
1585 --enable-capstone=system) capstone="system"
1586 ;;
1587 --with-git=*) git="$optarg"
1588 ;;
1589 --enable-git-update) git_update=yes
1590 ;;
1591 --disable-git-update) git_update=no
1592 ;;
1593 --enable-debug-mutex) debug_mutex=yes
1594 ;;
1595 --disable-debug-mutex) debug_mutex=no
1596 ;;
1597 --enable-libpmem) libpmem=yes
1598 ;;
1599 --disable-libpmem) libpmem=no
1600 ;;
1601 --enable-xkbcommon) xkbcommon="enabled"
1602 ;;
1603 --disable-xkbcommon) xkbcommon="disabled"
1604 ;;
1605 --enable-plugins) plugins="yes"
1606 ;;
1607 --disable-plugins) plugins="no"
1608 ;;
1609 --enable-containers) use_containers="yes"
1610 ;;
1611 --disable-containers) use_containers="no"
1612 ;;
1613 --enable-fuzzing) fuzzing=yes
1614 ;;
1615 --disable-fuzzing) fuzzing=no
1616 ;;
1617 --gdb=*) gdb_bin="$optarg"
1618 ;;
1619 --enable-rng-none) rng_none=yes
1620 ;;
1621 --disable-rng-none) rng_none=no
1622 ;;
1623 --enable-keyring) secret_keyring="yes"
1624 ;;
1625 --disable-keyring) secret_keyring="no"
1626 ;;
1627 --enable-libdaxctl) libdaxctl=yes
1628 ;;
1629 --disable-libdaxctl) libdaxctl=no
1630 ;;
1631 *)
1632 echo "ERROR: unknown option $opt"
1633 echo "Try '$0 --help' for more information"
1634 exit 1
1635 ;;
1636 esac
1637done
1638
1639firmwarepath="${firmwarepath:-$prefix/share/qemu-firmware}"
1640libdir="${libdir:-$prefix/lib}"
1641libexecdir="${libexecdir:-$prefix/libexec}"
1642includedir="${includedir:-$prefix/include}"
1643
1644if test "$mingw32" = "yes" ; then
1645 mandir="$prefix"
1646 datadir="$prefix"
1647 docdir="$prefix"
1648 bindir="$prefix"
1649 sysconfdir="$prefix"
1650 local_statedir=
1651else
1652 mandir="${mandir:-$prefix/share/man}"
1653 datadir="${datadir:-$prefix/share}"
1654 docdir="${docdir:-$prefix/share/doc}"
1655 bindir="${bindir:-$prefix/bin}"
1656 sysconfdir="${sysconfdir:-$prefix/etc}"
1657 local_statedir="${local_statedir:-$prefix/var}"
1658fi
1659
1660case "$cpu" in
1661 ppc)
1662 CPU_CFLAGS="-m32"
1663 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1664 ;;
1665 ppc64)
1666 CPU_CFLAGS="-m64"
1667 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1668 ;;
1669 sparc)
1670 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1671 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS"
1672 ;;
1673 sparc64)
1674 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1675 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1676 ;;
1677 s390)
1678 CPU_CFLAGS="-m31"
1679 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS"
1680 ;;
1681 s390x)
1682 CPU_CFLAGS="-m64"
1683 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1684 ;;
1685 i386)
1686 CPU_CFLAGS="-m32"
1687 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1688 ;;
1689 x86_64)
1690 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1691 # If we truly care, we should simply detect this case at
1692 # runtime and generate the fallback to serial emulation.
1693 CPU_CFLAGS="-m64 -mcx16"
1694 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1695 ;;
1696 x32)
1697 CPU_CFLAGS="-mx32"
1698 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS"
1699 ;;
1700 # No special flags required for other host CPUs
1701esac
1702
1703eval "cross_cc_${cpu}=\$host_cc"
1704cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
1705QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1706
1707# For user-mode emulation the host arch has to be one we explicitly
1708# support, even if we're using TCI.
1709if [ "$ARCH" = "unknown" ]; then
1710 bsd_user="no"
1711 linux_user="no"
1712fi
1713
1714if [ "$bsd_user" = "no" -a "$linux_user" = "no" -a "$softmmu" = "no" ] ; then
1715 tcg="no"
1716fi
1717
1718default_target_list=""
1719
1720mak_wilds=""
1721
1722if [ "$softmmu" = "yes" ]; then
1723 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1724fi
1725if [ "$linux_user" = "yes" ]; then
1726 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1727fi
1728if [ "$bsd_user" = "yes" ]; then
1729 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1730fi
1731
1732# If the user doesn't explicitly specify a deprecated target we will
1733# skip it.
1734if test -z "$target_list"; then
1735 if test -z "$target_list_exclude"; then
1736 target_list_exclude="$deprecated_targets_list"
1737 else
1738 target_list_exclude="$target_list_exclude,$deprecated_targets_list"
1739 fi
1740fi
1741
1742exclude_list=$(echo "$target_list_exclude" | sed -e 's/,/ /g')
1743for config in $mak_wilds; do
1744 target="$(basename "$config" .mak)"
1745 exclude="no"
1746 for excl in $exclude_list; do
1747 if test "$excl" = "$target"; then
1748 exclude="yes"
1749 break;
1750 fi
1751 done
1752 if test "$exclude" = "no"; then
1753 default_target_list="${default_target_list} $target"
1754 fi
1755done
1756
1757# Enumerate public trace backends for --help output
1758trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1759
1760if test x"$show_help" = x"yes" ; then
1761cat << EOF
1762
1763Usage: configure [options]
1764Options: [defaults in brackets after descriptions]
1765
1766Standard options:
1767 --help print this message
1768 --prefix=PREFIX install in PREFIX [$prefix]
1769 --interp-prefix=PREFIX where to find shared libraries, etc.
1770 use %M for cpu name [$interp_prefix]
1771 --target-list=LIST set target list (default: build everything)
1772$(echo Available targets: $default_target_list | \
1773 fold -s -w 53 | sed -e 's/^/ /')
1774 --target-list-exclude=LIST exclude a set of targets from the default target-list
1775
1776Advanced options (experts only):
1777 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1778 --cc=CC use C compiler CC [$cc]
1779 --iasl=IASL use ACPI compiler IASL [$iasl]
1780 --host-cc=CC use C compiler CC [$host_cc] for code run at
1781 build time
1782 --cxx=CXX use C++ compiler CXX [$cxx]
1783 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1784 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1785 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1786 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1787 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1788 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
1789 --make=MAKE use specified make [$make]
1790 --python=PYTHON use specified python [$python]
1791 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build]
1792 --meson=MESON use specified meson [$meson]
1793 --ninja=NINJA use specified ninja [$ninja]
1794 --smbd=SMBD use specified smbd [$smbd]
1795 --with-git=GIT use specified git [$git]
1796 --static enable static build [$static]
1797 --mandir=PATH install man pages in PATH
1798 --datadir=PATH install firmware in PATH/$qemu_suffix
1799 --docdir=PATH install documentation in PATH/$qemu_suffix
1800 --bindir=PATH install binaries in PATH
1801 --libdir=PATH install libraries in PATH
1802 --libexecdir=PATH install helper binaries in PATH
1803 --sysconfdir=PATH install config in PATH/$qemu_suffix
1804 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1805 --firmwarepath=PATH search PATH for firmware files
1806 --efi-aarch64=PATH PATH of efi file to use for aarch64 VMs.
1807 --with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix]
1808 --with-pkgversion=VERS use specified string as sub-version of the package
1809 --enable-debug enable common debug build options
1810 --enable-sanitizers enable default sanitizers
1811 --enable-tsan enable thread sanitizer
1812 --disable-strip disable stripping binaries
1813 --disable-werror disable compilation abort on warning
1814 --disable-stack-protector disable compiler-provided stack protection
1815 --audio-drv-list=LIST set audio drivers list:
1816 Available drivers: $audio_possible_drivers
1817 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1818 --block-drv-rw-whitelist=L
1819 set block driver read-write whitelist
1820 (affects only QEMU, not qemu-img)
1821 --block-drv-ro-whitelist=L
1822 set block driver read-only whitelist
1823 (affects only QEMU, not qemu-img)
1824 --enable-trace-backends=B Set trace backend
1825 Available backends: $trace_backend_list
1826 --with-trace-file=NAME Full PATH,NAME of file to store traces
1827 Default:trace-<pid>
1828 --disable-slirp disable SLIRP userspace network connectivity
1829 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1830 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1831 --oss-lib path to OSS library
1832 --cpu=CPU Build for host CPU [$cpu]
1833 --with-coroutine=BACKEND coroutine backend. Supported options:
1834 ucontext, sigaltstack, windows
1835 --enable-gcov enable test coverage analysis with gcov
1836 --disable-blobs disable installing provided firmware blobs
1837 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1838 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1839 --tls-priority default TLS protocol/cipher priority string
1840 --enable-gprof QEMU profiling with gprof
1841 --enable-profiler profiler support
1842 --enable-debug-stack-usage
1843 track the maximum stack usage of stacks created by qemu_alloc_stack
1844 --enable-plugins
1845 enable plugins via shared library loading
1846 --disable-containers don't use containers for cross-building
1847 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin]
1848
1849Optional features, enabled with --enable-FEATURE and
1850disabled with --disable-FEATURE, default is enabled if available:
1851
1852 system all system emulation targets
1853 user supported user emulation targets
1854 linux-user all linux usermode emulation targets
1855 bsd-user all BSD usermode emulation targets
1856 docs build documentation
1857 guest-agent build the QEMU Guest Agent
1858 guest-agent-msi build guest agent Windows MSI installation package
1859 pie Position Independent Executables
1860 modules modules support (non-Windows)
1861 module-upgrades try to load modules from alternate paths for upgrades
1862 debug-tcg TCG debugging (default is disabled)
1863 debug-info debugging information
1864 sparse sparse checker
1865 safe-stack SafeStack Stack Smash Protection. Depends on
1866 clang/llvm >= 3.7 and requires coroutine backend ucontext.
1867
1868 gnutls GNUTLS cryptography support
1869 nettle nettle cryptography support
1870 gcrypt libgcrypt cryptography support
1871 auth-pam PAM access control
1872 sdl SDL UI
1873 sdl-image SDL Image support for icons
1874 gtk gtk UI
1875 vte vte support for the gtk UI
1876 curses curses UI
1877 iconv font glyph conversion support
1878 vnc VNC UI support
1879 vnc-sasl SASL encryption for VNC server
1880 vnc-jpeg JPEG lossy compression for VNC server
1881 vnc-png PNG compression for VNC server
1882 cocoa Cocoa UI (Mac OS X only)
1883 virtfs VirtFS
1884 mpath Multipath persistent reservation passthrough
1885 xen xen backend driver support
1886 xen-pci-passthrough PCI passthrough support for Xen
1887 brlapi BrlAPI (Braile)
1888 curl curl connectivity
1889 membarrier membarrier system call (for Linux 4.14+ or Windows)
1890 fdt fdt device tree
1891 kvm KVM acceleration support
1892 hax HAX acceleration support
1893 hvf Hypervisor.framework acceleration support
1894 whpx Windows Hypervisor Platform acceleration support
1895 rdma Enable RDMA-based migration
1896 pvrdma Enable PVRDMA support
1897 vde support for vde network
1898 netmap support for netmap network
1899 linux-aio Linux AIO support
1900 linux-io-uring Linux io_uring support
1901 cap-ng libcap-ng support
1902 attr attr and xattr support
1903 vhost-net vhost-net kernel acceleration support
1904 vhost-vsock virtio sockets device support
1905 vhost-scsi vhost-scsi kernel target support
1906 vhost-crypto vhost-user-crypto backend support
1907 vhost-kernel vhost kernel backend support
1908 vhost-user vhost-user backend support
1909 vhost-vdpa vhost-vdpa kernel backend support
1910 spice spice
1911 rbd rados block device (rbd)
1912 libiscsi iscsi support
1913 libnfs nfs support
1914 smartcard smartcard support (libcacard)
1915 u2f U2F support (u2f-emu)
1916 libusb libusb (for usb passthrough)
1917 live-block-migration Block migration in the main migration stream
1918 usb-redir usb network redirection support
1919 lzo support of lzo compression library
1920 snappy support of snappy compression library
1921 bzip2 support of bzip2 compression library
1922 (for reading bzip2-compressed dmg images)
1923 lzfse support of lzfse compression library
1924 (for reading lzfse-compressed dmg images)
1925 zstd support for zstd compression library
1926 (for migration compression and qcow2 cluster compression)
1927 seccomp seccomp support
1928 coroutine-pool coroutine freelist (better performance)
1929 glusterfs GlusterFS backend
1930 tpm TPM support
1931 libssh ssh block device support
1932 numa libnuma support
1933 libxml2 for Parallels image format
1934 tcmalloc tcmalloc support
1935 jemalloc jemalloc support
1936 avx2 AVX2 optimization support
1937 avx512f AVX512F optimization support
1938 replication replication support
1939 opengl opengl support
1940 virglrenderer virgl rendering support
1941 xfsctl xfsctl support
1942 qom-cast-debug cast debugging support
1943 tools build qemu-io, qemu-nbd and qemu-img tools
1944 bochs bochs image format support
1945 cloop cloop image format support
1946 dmg dmg image format support
1947 qcow1 qcow v1 image format support
1948 vdi vdi image format support
1949 vvfat vvfat image format support
1950 qed qed image format support
1951 parallels parallels image format support
1952 sheepdog sheepdog block driver support
1953 crypto-afalg Linux AF_ALG crypto backend driver
1954 capstone capstone disassembler support
1955 debug-mutex mutex debugging support
1956 libpmem libpmem support
1957 xkbcommon xkbcommon support
1958 rng-none dummy RNG, avoid using /dev/(u)random and getrandom()
1959 libdaxctl libdaxctl support
1960
1961NOTE: The object files are built at the place where configure is launched
1962EOF
1963exit 0
1964fi
1965
1966# Remove old dependency files to make sure that they get properly regenerated
1967rm -f */config-devices.mak.d
1968
1969if test -z "$python"
1970then
1971 error_exit "Python not found. Use --python=/path/to/python"
1972fi
1973
1974# Note that if the Python conditional here evaluates True we will exit
1975# with status 1 which is a shell 'false' value.
1976if ! $python -c 'import sys; sys.exit(sys.version_info < (3,5))'; then
1977 error_exit "Cannot use '$python', Python >= 3.5 is required." \
1978 "Use --python=/path/to/python to specify a supported Python."
1979fi
1980
1981# Preserve python version since some functionality is dependent on it
1982python_version=$($python -c 'import sys; print("%d.%d.%d" % (sys.version_info[0], sys.version_info[1], sys.version_info[2]))' 2>/dev/null)
1983
1984# Suppress writing compiled files
1985python="$python -B"
1986
1987if test -z "$meson"; then
1988 if test "$explicit_python" = no && has meson && version_ge "$(meson --version)" 0.55.1; then
1989 meson=meson
1990 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
1991 meson=git
1992 elif test -e "${source_path}/meson/meson.py" ; then
1993 meson=internal
1994 else
1995 if test "$explicit_python" = yes; then
1996 error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found."
1997 else
1998 error_exit "Meson not found. Use --meson=/path/to/meson"
1999 fi
2000 fi
2001else
2002 # Meson uses its own Python interpreter to invoke other Python scripts,
2003 # but the user wants to use the one they specified with --python.
2004 #
2005 # We do not want to override the distro Python interpreter (and sometimes
2006 # cannot: for example in Homebrew /usr/bin/meson is a bash script), so
2007 # just require --meson=git|internal together with --python.
2008 if test "$explicit_python" = yes; then
2009 case "$meson" in
2010 git | internal) ;;
2011 *) error_exit "--python requires using QEMU's embedded Meson distribution." ;;
2012 esac
2013 fi
2014fi
2015
2016if test "$meson" = git; then
2017 git_submodules="${git_submodules} meson"
2018fi
2019
2020case "$meson" in
2021 git | internal)
2022 if ! $python -c 'import pkg_resources' > /dev/null 2>&1; then
2023 error_exit "Python setuptools not found"
2024 fi
2025 meson="$python ${source_path}/meson/meson.py"
2026 ;;
2027 *) meson=$(command -v meson) ;;
2028esac
2029
2030# Probe for ninja (used for compdb)
2031
2032if test -z "$ninja"; then
2033 for c in ninja ninja-build samu; do
2034 if has $c; then
2035 ninja=$(command -v "$c")
2036 break
2037 fi
2038 done
2039fi
2040
2041# Check that the C compiler works. Doing this here before testing
2042# the host CPU ensures that we had a valid CC to autodetect the
2043# $cpu var (and we should bail right here if that's not the case).
2044# It also allows the help message to be printed without a CC.
2045write_c_skeleton;
2046if compile_object ; then
2047 : C compiler works ok
2048else
2049 error_exit "\"$cc\" either does not exist or does not work"
2050fi
2051if ! compile_prog ; then
2052 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
2053fi
2054
2055# Now we have handled --enable-tcg-interpreter and know we're not just
2056# printing the help message, bail out if the host CPU isn't supported.
2057if test "$ARCH" = "unknown"; then
2058 if test "$tcg_interpreter" = "yes" ; then
2059 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
2060 else
2061 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
2062 fi
2063fi
2064
2065# Consult white-list to determine whether to enable werror
2066# by default. Only enable by default for git builds
2067if test -z "$werror" ; then
2068 if test -e "$source_path/.git" && \
2069 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
2070 werror="yes"
2071 else
2072 werror="no"
2073 fi
2074fi
2075
2076if test "$bogus_os" = "yes"; then
2077 # Now that we know that we're not printing the help and that
2078 # the compiler works (so the results of the check_defines we used
2079 # to identify the OS are reliable), if we didn't recognize the
2080 # host OS we should stop now.
2081 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
2082fi
2083
2084# Check whether the compiler matches our minimum requirements:
2085cat > $TMPC << EOF
2086#if defined(__clang_major__) && defined(__clang_minor__)
2087# ifdef __apple_build_version__
2088# if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1)
2089# error You need at least XCode Clang v5.1 to compile QEMU
2090# endif
2091# else
2092# if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4)
2093# error You need at least Clang v3.4 to compile QEMU
2094# endif
2095# endif
2096#elif defined(__GNUC__) && defined(__GNUC_MINOR__)
2097# if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)
2098# error You need at least GCC v4.8 to compile QEMU
2099# endif
2100#else
2101# error You either need GCC or Clang to compiler QEMU
2102#endif
2103int main (void) { return 0; }
2104EOF
2105if ! compile_prog "" "" ; then
2106 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)"
2107fi
2108
2109# Accumulate -Wfoo and -Wno-bar separately.
2110# We will list all of the enable flags first, and the disable flags second.
2111# Note that we do not add -Werror, because that would enable it for all
2112# configure tests. If a configure test failed due to -Werror this would
2113# just silently disable some features, so it's too error prone.
2114
2115warn_flags=
2116add_to warn_flags -Wold-style-declaration
2117add_to warn_flags -Wold-style-definition
2118add_to warn_flags -Wtype-limits
2119add_to warn_flags -Wformat-security
2120add_to warn_flags -Wformat-y2k
2121add_to warn_flags -Winit-self
2122add_to warn_flags -Wignored-qualifiers
2123add_to warn_flags -Wempty-body
2124add_to warn_flags -Wnested-externs
2125add_to warn_flags -Wendif-labels
2126add_to warn_flags -Wexpansion-to-defined
2127
2128nowarn_flags=
2129add_to nowarn_flags -Wno-initializer-overrides
2130add_to nowarn_flags -Wno-missing-include-dirs
2131add_to nowarn_flags -Wno-shift-negative-value
2132add_to nowarn_flags -Wno-string-plus-int
2133add_to nowarn_flags -Wno-typedef-redefinition
2134add_to nowarn_flags -Wno-tautological-type-limit-compare
2135add_to nowarn_flags -Wno-psabi
2136
2137gcc_flags="$warn_flags $nowarn_flags"
2138
2139cc_has_warning_flag() {
2140 write_c_skeleton;
2141
2142 # Use the positive sense of the flag when testing for -Wno-wombat
2143 # support (gcc will happily accept the -Wno- form of unknown
2144 # warning options).
2145 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
2146 compile_prog "-Werror $optflag" ""
2147}
2148
2149for flag in $gcc_flags; do
2150 if cc_has_warning_flag $flag ; then
2151 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2152 fi
2153done
2154
2155if test "$stack_protector" != "no"; then
2156 cat > $TMPC << EOF
2157int main(int argc, char *argv[])
2158{
2159 char arr[64], *p = arr, *c = argv[0];
2160 while (*c) {
2161 *p++ = *c++;
2162 }
2163 return 0;
2164}
2165EOF
2166 gcc_flags="-fstack-protector-strong -fstack-protector-all"
2167 sp_on=0
2168 for flag in $gcc_flags; do
2169 # We need to check both a compile and a link, since some compiler
2170 # setups fail only on a .c->.o compile and some only at link time
2171 if compile_object "-Werror $flag" &&
2172 compile_prog "-Werror $flag" ""; then
2173 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2174 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
2175 sp_on=1
2176 break
2177 fi
2178 done
2179 if test "$stack_protector" = yes; then
2180 if test $sp_on = 0; then
2181 error_exit "Stack protector not supported"
2182 fi
2183 fi
2184fi
2185
2186# Disable -Wmissing-braces on older compilers that warn even for
2187# the "universal" C zero initializer {0}.
2188cat > $TMPC << EOF
2189struct {
2190 int a[2];
2191} x = {0};
2192EOF
2193if compile_object "-Werror" "" ; then
2194 :
2195else
2196 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
2197fi
2198
2199# Our module code doesn't support Windows
2200if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
2201 error_exit "Modules are not available for Windows"
2202fi
2203
2204# module_upgrades is only reasonable if modules are enabled
2205if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then
2206 error_exit "Can't enable module-upgrades as Modules are not enabled"
2207fi
2208
2209# Static linking is not possible with modules or PIE
2210if test "$static" = "yes" ; then
2211 if test "$modules" = "yes" ; then
2212 error_exit "static and modules are mutually incompatible"
2213 fi
2214fi
2215
2216# Unconditional check for compiler __thread support
2217 cat > $TMPC << EOF
2218static __thread int tls_var;
2219int main(void) { return tls_var; }
2220EOF
2221
2222if ! compile_prog "-Werror" "" ; then
2223 error_exit "Your compiler does not support the __thread specifier for " \
2224 "Thread-Local Storage (TLS). Please upgrade to a version that does."
2225fi
2226
2227cat > $TMPC << EOF
2228
2229#ifdef __linux__
2230# define THREAD __thread
2231#else
2232# define THREAD
2233#endif
2234static THREAD int tls_var;
2235int main(void) { return tls_var; }
2236EOF
2237
2238# Check we support --no-pie first; we will need this for building ROMs.
2239if compile_prog "-Werror -fno-pie" "-no-pie"; then
2240 CFLAGS_NOPIE="-fno-pie"
2241 LDFLAGS_NOPIE="-no-pie"
2242fi
2243
2244if test "$static" = "yes"; then
2245 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
2246 CFLAGS="-fPIE -DPIE $CFLAGS"
2247 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS"
2248 pie="yes"
2249 elif test "$pie" = "yes"; then
2250 error_exit "-static-pie not available due to missing toolchain support"
2251 else
2252 QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
2253 pie="no"
2254 fi
2255elif test "$pie" = "no"; then
2256 CFLAGS="$CFLAGS_NOPIE $CFLAGS"
2257 LDFLAGS="$LDFLAGS_NOPIE $LDFLAGS"
2258elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
2259 CFLAGS="-fPIE -DPIE $CFLAGS"
2260 LDFLAGS="-pie $LDFLAGS"
2261 pie="yes"
2262elif test "$pie" = "yes"; then
2263 error_exit "PIE not available due to missing toolchain support"
2264else
2265 echo "Disabling PIE due to missing toolchain support"
2266 pie="no"
2267fi
2268
2269# Detect support for PT_GNU_RELRO + DT_BIND_NOW.
2270# The combination is known as "full relro", because .got.plt is read-only too.
2271if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
2272 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
2273fi
2274
2275##########################################
2276# __sync_fetch_and_and requires at least -march=i486. Many toolchains
2277# use i686 as default anyway, but for those that don't, an explicit
2278# specification is necessary
2279
2280if test "$cpu" = "i386"; then
2281 cat > $TMPC << EOF
2282static int sfaa(int *ptr)
2283{
2284 return __sync_fetch_and_and(ptr, 0);
2285}
2286
2287int main(void)
2288{
2289 int val = 42;
2290 val = __sync_val_compare_and_swap(&val, 0, 1);
2291 sfaa(&val);
2292 return val;
2293}
2294EOF
2295 if ! compile_prog "" "" ; then
2296 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
2297 fi
2298fi
2299
2300#########################################
2301# Solaris specific configure tool chain decisions
2302
2303if test "$solaris" = "yes" ; then
2304 if has ar; then
2305 :
2306 else
2307 if test -f /usr/ccs/bin/ar ; then
2308 error_exit "No path includes ar" \
2309 "Add /usr/ccs/bin to your path and rerun configure"
2310 fi
2311 error_exit "No path includes ar"
2312 fi
2313fi
2314
2315if test -z "${target_list+xxx}" ; then
2316 for target in $default_target_list; do
2317 supported_target $target 2>/dev/null && \
2318 target_list="$target_list $target"
2319 done
2320 target_list="${target_list# }"
2321else
2322 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
2323 for target in $target_list; do
2324 # Check that we recognised the target name; this allows a more
2325 # friendly error message than if we let it fall through.
2326 case " $default_target_list " in
2327 *" $target "*)
2328 ;;
2329 *)
2330 error_exit "Unknown target name '$target'"
2331 ;;
2332 esac
2333 supported_target $target || exit 1
2334 done
2335fi
2336
2337# see if system emulation was really requested
2338case " $target_list " in
2339 *"-softmmu "*) softmmu=yes
2340 ;;
2341 *) softmmu=no
2342 ;;
2343esac
2344
2345for target in $target_list; do
2346 case "$target" in
2347 arm-softmmu | aarch64-softmmu | i386-softmmu | x86_64-softmmu)
2348 edk2_blobs="yes"
2349 ;;
2350 esac
2351done
2352# The EDK2 binaries are compressed with bzip2
2353if test "$edk2_blobs" = "yes" && ! has bzip2; then
2354 error_exit "The bzip2 program is required for building QEMU"
2355fi
2356
2357feature_not_found() {
2358 feature=$1
2359 remedy=$2
2360
2361 error_exit "User requested feature $feature" \
2362 "configure was not able to find it." \
2363 "$remedy"
2364}
2365
2366# ---
2367# big/little endian test
2368cat > $TMPC << EOF
2369short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
2370short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
2371extern int foo(short *, short *);
2372int main(int argc, char *argv[]) {
2373 return foo(big_endian, little_endian);
2374}
2375EOF
2376
2377if compile_object ; then
2378 if strings -a $TMPO | grep -q BiGeNdIaN ; then
2379 bigendian="yes"
2380 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
2381 bigendian="no"
2382 else
2383 echo big/little test failed
2384 fi
2385else
2386 echo big/little test failed
2387fi
2388
2389##########################################
2390# system tools
2391if test -z "$want_tools"; then
2392 if test "$softmmu" = "no"; then
2393 want_tools=no
2394 else
2395 want_tools=yes
2396 fi
2397fi
2398
2399##########################################
2400# cocoa implies not SDL or GTK
2401# (the cocoa UI code currently assumes it is always the active UI
2402# and doesn't interact well with other UI frontend code)
2403if test "$cocoa" = "yes"; then
2404 if test "$sdl" = "yes"; then
2405 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
2406 fi
2407 if test "$gtk" = "yes"; then
2408 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
2409 fi
2410 gtk=no
2411 sdl=disabled
2412fi
2413
2414# Some versions of Mac OS X incorrectly define SIZE_MAX
2415cat > $TMPC << EOF
2416#include <stdint.h>
2417#include <stdio.h>
2418int main(int argc, char *argv[]) {
2419 return printf("%zu", SIZE_MAX);
2420}
2421EOF
2422have_broken_size_max=no
2423if ! compile_object -Werror ; then
2424 have_broken_size_max=yes
2425fi
2426
2427##########################################
2428# L2TPV3 probe
2429
2430cat > $TMPC <<EOF
2431#include <sys/socket.h>
2432#include <linux/ip.h>
2433int main(void) { return sizeof(struct mmsghdr); }
2434EOF
2435if compile_prog "" "" ; then
2436 l2tpv3=yes
2437else
2438 l2tpv3=no
2439fi
2440
2441if check_include "pty.h" ; then
2442 pty_h=yes
2443else
2444 pty_h=no
2445fi
2446
2447cat > $TMPC <<EOF
2448#include <sys/mman.h>
2449int main(int argc, char *argv[]) {
2450 return mlockall(MCL_FUTURE);
2451}
2452EOF
2453if compile_prog "" "" ; then
2454 have_mlockall=yes
2455else
2456 have_mlockall=no
2457fi
2458
2459#########################################
2460# vhost interdependencies and host support
2461
2462# vhost backends
2463test "$vhost_user" = "" && vhost_user=yes
2464if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
2465 error_exit "vhost-user isn't available on win32"
2466fi
2467test "$vhost_vdpa" = "" && vhost_vdpa=$linux
2468if test "$vhost_vdpa" = "yes" && test "$linux" != "yes"; then
2469 error_exit "vhost-vdpa is only available on Linux"
2470fi
2471test "$vhost_kernel" = "" && vhost_kernel=$linux
2472if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
2473 error_exit "vhost-kernel is only available on Linux"
2474fi
2475
2476# vhost-kernel devices
2477test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
2478if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
2479 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
2480fi
2481test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
2482if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
2483 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
2484fi
2485
2486# vhost-user backends
2487test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
2488if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
2489 error_exit "--enable-vhost-net-user requires --enable-vhost-user"
2490fi
2491test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
2492if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
2493 error_exit "--enable-vhost-crypto requires --enable-vhost-user"
2494fi
2495test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
2496if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
2497 error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
2498fi
2499#vhost-vdpa backends
2500test "$vhost_net_vdpa" = "" && vhost_net_vdpa=$vhost_vdpa
2501if test "$vhost_net_vdpa" = "yes" && test "$vhost_vdpa" = "no"; then
2502 error_exit "--enable-vhost-net-vdpa requires --enable-vhost-vdpa"
2503fi
2504
2505# OR the vhost-kernel and vhost-user values for simplicity
2506if test "$vhost_net" = ""; then
2507 test "$vhost_net_user" = "yes" && vhost_net=yes
2508 test "$vhost_kernel" = "yes" && vhost_net=yes
2509fi
2510
2511##########################################
2512# MinGW / Mingw-w64 localtime_r/gmtime_r check
2513
2514if test "$mingw32" = "yes"; then
2515 # Some versions of MinGW / Mingw-w64 lack localtime_r
2516 # and gmtime_r entirely.
2517 #
2518 # Some versions of Mingw-w64 define a macro for
2519 # localtime_r/gmtime_r.
2520 #
2521 # Some versions of Mingw-w64 will define functions
2522 # for localtime_r/gmtime_r, but only if you have
2523 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2524 # though, unistd.h and pthread.h both define
2525 # that for you.
2526 #
2527 # So this #undef localtime_r and #include <unistd.h>
2528 # are not in fact redundant.
2529cat > $TMPC << EOF
2530#include <unistd.h>
2531#include <time.h>
2532#undef localtime_r
2533int main(void) { localtime_r(NULL, NULL); return 0; }
2534EOF
2535 if compile_prog "" "" ; then
2536 localtime_r="yes"
2537 else
2538 localtime_r="no"
2539 fi
2540fi
2541
2542##########################################
2543# pkg-config probe
2544
2545if ! has "$pkg_config_exe"; then
2546 error_exit "pkg-config binary '$pkg_config_exe' not found"
2547fi
2548
2549##########################################
2550# NPTL probe
2551
2552if test "$linux_user" = "yes"; then
2553 cat > $TMPC <<EOF
2554#include <sched.h>
2555#include <linux/futex.h>
2556int main(void) {
2557#if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2558#error bork
2559#endif
2560 return 0;
2561}
2562EOF
2563 if ! compile_object ; then
2564 feature_not_found "nptl" "Install glibc and linux kernel headers."
2565 fi
2566fi
2567
2568##########################################
2569# lzo check
2570
2571if test "$lzo" != "no" ; then
2572 cat > $TMPC << EOF
2573#include <lzo/lzo1x.h>
2574int main(void) { lzo_version(); return 0; }
2575EOF
2576 if compile_prog "" "-llzo2" ; then
2577 lzo_libs="-llzo2"
2578 lzo="yes"
2579 else
2580 if test "$lzo" = "yes"; then
2581 feature_not_found "liblzo2" "Install liblzo2 devel"
2582 fi
2583 lzo="no"
2584 fi
2585fi
2586
2587##########################################
2588# snappy check
2589
2590if test "$snappy" != "no" ; then
2591 cat > $TMPC << EOF
2592#include <snappy-c.h>
2593int main(void) { snappy_max_compressed_length(4096); return 0; }
2594EOF
2595 if compile_prog "" "-lsnappy" ; then
2596 snappy_libs='-lsnappy'
2597 snappy="yes"
2598 else
2599 if test "$snappy" = "yes"; then
2600 feature_not_found "libsnappy" "Install libsnappy devel"
2601 fi
2602 snappy="no"
2603 fi
2604fi
2605
2606##########################################
2607# bzip2 check
2608
2609if test "$bzip2" != "no" ; then
2610 cat > $TMPC << EOF
2611#include <bzlib.h>
2612int main(void) { BZ2_bzlibVersion(); return 0; }
2613EOF
2614 if compile_prog "" "-lbz2" ; then
2615 bzip2="yes"
2616 else
2617 if test "$bzip2" = "yes"; then
2618 feature_not_found "libbzip2" "Install libbzip2 devel"
2619 fi
2620 bzip2="no"
2621 fi
2622fi
2623
2624##########################################
2625# lzfse check
2626
2627if test "$lzfse" != "no" ; then
2628 cat > $TMPC << EOF
2629#include <lzfse.h>
2630int main(void) { lzfse_decode_scratch_size(); return 0; }
2631EOF
2632 if compile_prog "" "-llzfse" ; then
2633 lzfse="yes"
2634 else
2635 if test "$lzfse" = "yes"; then
2636 feature_not_found "lzfse" "Install lzfse devel"
2637 fi
2638 lzfse="no"
2639 fi
2640fi
2641
2642##########################################
2643# zstd check
2644
2645if test "$zstd" != "no" ; then
2646 libzstd_minver="1.4.0"
2647 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then
2648 zstd_cflags="$($pkg_config --cflags libzstd)"
2649 zstd_libs="$($pkg_config --libs libzstd)"
2650 zstd="yes"
2651 else
2652 if test "$zstd" = "yes" ; then
2653 feature_not_found "libzstd" "Install libzstd devel"
2654 fi
2655 zstd="no"
2656 fi
2657fi
2658
2659##########################################
2660# libseccomp check
2661
2662if test "$seccomp" != "no" ; then
2663 libseccomp_minver="2.3.0"
2664 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2665 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2666 seccomp_libs="$($pkg_config --libs libseccomp)"
2667 seccomp="yes"
2668 else
2669 if test "$seccomp" = "yes" ; then
2670 feature_not_found "libseccomp" \
2671 "Install libseccomp devel >= $libseccomp_minver"
2672 fi
2673 seccomp="no"
2674 fi
2675fi
2676##########################################
2677# xen probe
2678
2679if test "$xen" != "no" ; then
2680 # Check whether Xen library path is specified via --extra-ldflags to avoid
2681 # overriding this setting with pkg-config output. If not, try pkg-config
2682 # to obtain all needed flags.
2683
2684 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2685 $pkg_config --exists xencontrol ; then
2686 xen_ctrl_version="$(printf '%d%02d%02d' \
2687 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2688 xen=yes
2689 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2690 xen_pc="$xen_pc xenevtchn xendevicemodel"
2691 if $pkg_config --exists xentoolcore; then
2692 xen_pc="$xen_pc xentoolcore"
2693 fi
2694 xen_cflags="$($pkg_config --cflags $xen_pc)"
2695 xen_libs="$($pkg_config --libs $xen_pc)"
2696 else
2697
2698 xen_libs="-lxenstore -lxenctrl -lxenguest"
2699 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2700
2701 # First we test whether Xen headers and libraries are available.
2702 # If no, we are done and there is no Xen support.
2703 # If yes, more tests are run to detect the Xen version.
2704
2705 # Xen (any)
2706 cat > $TMPC <<EOF
2707#include <xenctrl.h>
2708int main(void) {
2709 return 0;
2710}
2711EOF
2712 if ! compile_prog "" "$xen_libs" ; then
2713 # Xen not found
2714 if test "$xen" = "yes" ; then
2715 feature_not_found "xen" "Install xen devel"
2716 fi
2717 xen=no
2718
2719 # Xen unstable
2720 elif
2721 cat > $TMPC <<EOF &&
2722#undef XC_WANT_COMPAT_DEVICEMODEL_API
2723#define __XEN_TOOLS__
2724#include <xendevicemodel.h>
2725#include <xenforeignmemory.h>
2726int main(void) {
2727 xendevicemodel_handle *xd;
2728 xenforeignmemory_handle *xfmem;
2729
2730 xd = xendevicemodel_open(0, 0);
2731 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
2732
2733 xfmem = xenforeignmemory_open(0, 0);
2734 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
2735
2736 return 0;
2737}
2738EOF
2739 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2740 then
2741 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2742 xen_ctrl_version=41100
2743 xen=yes
2744 elif
2745 cat > $TMPC <<EOF &&
2746#undef XC_WANT_COMPAT_MAP_FOREIGN_API
2747#include <xenforeignmemory.h>
2748#include <xentoolcore.h>
2749int main(void) {
2750 xenforeignmemory_handle *xfmem;
2751
2752 xfmem = xenforeignmemory_open(0, 0);
2753 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2754 xentoolcore_restrict_all(0);
2755
2756 return 0;
2757}
2758EOF
2759 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2760 then
2761 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2762 xen_ctrl_version=41000
2763 xen=yes
2764 elif
2765 cat > $TMPC <<EOF &&
2766#undef XC_WANT_COMPAT_DEVICEMODEL_API
2767#define __XEN_TOOLS__
2768#include <xendevicemodel.h>
2769int main(void) {
2770 xendevicemodel_handle *xd;
2771
2772 xd = xendevicemodel_open(0, 0);
2773 xendevicemodel_close(xd);
2774
2775 return 0;
2776}
2777EOF
2778 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2779 then
2780 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2781 xen_ctrl_version=40900
2782 xen=yes
2783 elif
2784 cat > $TMPC <<EOF &&
2785/*
2786 * If we have stable libs the we don't want the libxc compat
2787 * layers, regardless of what CFLAGS we may have been given.
2788 *
2789 * Also, check if xengnttab_grant_copy_segment_t is defined and
2790 * grant copy operation is implemented.
2791 */
2792#undef XC_WANT_COMPAT_EVTCHN_API
2793#undef XC_WANT_COMPAT_GNTTAB_API
2794#undef XC_WANT_COMPAT_MAP_FOREIGN_API
2795#include <xenctrl.h>
2796#include <xenstore.h>
2797#include <xenevtchn.h>
2798#include <xengnttab.h>
2799#include <xenforeignmemory.h>
2800#include <stdint.h>
2801#include <xen/hvm/hvm_info_table.h>
2802#if !defined(HVM_MAX_VCPUS)
2803# error HVM_MAX_VCPUS not defined
2804#endif
2805int main(void) {
2806 xc_interface *xc = NULL;
2807 xenforeignmemory_handle *xfmem;
2808 xenevtchn_handle *xe;
2809 xengnttab_handle *xg;
2810 xengnttab_grant_copy_segment_t* seg = NULL;
2811
2812 xs_daemon_open();
2813
2814 xc = xc_interface_open(0, 0, 0);
2815 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2816 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2817 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2818 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2819
2820 xfmem = xenforeignmemory_open(0, 0);
2821 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2822
2823 xe = xenevtchn_open(0, 0);
2824 xenevtchn_fd(xe);
2825
2826 xg = xengnttab_open(0, 0);
2827 xengnttab_grant_copy(xg, 0, seg);
2828
2829 return 0;
2830}
2831EOF
2832 compile_prog "" "$xen_libs $xen_stable_libs"
2833 then
2834 xen_ctrl_version=40800
2835 xen=yes
2836 elif
2837 cat > $TMPC <<EOF &&
2838/*
2839 * If we have stable libs the we don't want the libxc compat
2840 * layers, regardless of what CFLAGS we may have been given.
2841 */
2842#undef XC_WANT_COMPAT_EVTCHN_API
2843#undef XC_WANT_COMPAT_GNTTAB_API
2844#undef XC_WANT_COMPAT_MAP_FOREIGN_API
2845#include <xenctrl.h>
2846#include <xenstore.h>
2847#include <xenevtchn.h>
2848#include <xengnttab.h>
2849#include <xenforeignmemory.h>
2850#include <stdint.h>
2851#include <xen/hvm/hvm_info_table.h>
2852#if !defined(HVM_MAX_VCPUS)
2853# error HVM_MAX_VCPUS not defined
2854#endif
2855int main(void) {
2856 xc_interface *xc = NULL;
2857 xenforeignmemory_handle *xfmem;
2858 xenevtchn_handle *xe;
2859 xengnttab_handle *xg;
2860
2861 xs_daemon_open();
2862
2863 xc = xc_interface_open(0, 0, 0);
2864 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2865 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2866 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2867 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2868
2869 xfmem = xenforeignmemory_open(0, 0);
2870 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2871
2872 xe = xenevtchn_open(0, 0);
2873 xenevtchn_fd(xe);
2874
2875 xg = xengnttab_open(0, 0);
2876 xengnttab_map_grant_ref(xg, 0, 0, 0);
2877
2878 return 0;
2879}
2880EOF
2881 compile_prog "" "$xen_libs $xen_stable_libs"
2882 then
2883 xen_ctrl_version=40701
2884 xen=yes
2885
2886 # Xen 4.6
2887 elif
2888 cat > $TMPC <<EOF &&
2889#include <xenctrl.h>
2890#include <xenstore.h>
2891#include <stdint.h>
2892#include <xen/hvm/hvm_info_table.h>
2893#if !defined(HVM_MAX_VCPUS)
2894# error HVM_MAX_VCPUS not defined
2895#endif
2896int main(void) {
2897 xc_interface *xc;
2898 xs_daemon_open();
2899 xc = xc_interface_open(0, 0, 0);
2900 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2901 xc_gnttab_open(NULL, 0);
2902 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2903 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2904 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2905 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2906 return 0;
2907}
2908EOF
2909 compile_prog "" "$xen_libs"
2910 then
2911 xen_ctrl_version=40600
2912 xen=yes
2913
2914 # Xen 4.5
2915 elif
2916 cat > $TMPC <<EOF &&
2917#include <xenctrl.h>
2918#include <xenstore.h>
2919#include <stdint.h>
2920#include <xen/hvm/hvm_info_table.h>
2921#if !defined(HVM_MAX_VCPUS)
2922# error HVM_MAX_VCPUS not defined
2923#endif
2924int main(void) {
2925 xc_interface *xc;
2926 xs_daemon_open();
2927 xc = xc_interface_open(0, 0, 0);
2928 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2929 xc_gnttab_open(NULL, 0);
2930 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2931 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2932 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2933 return 0;
2934}
2935EOF
2936 compile_prog "" "$xen_libs"
2937 then
2938 xen_ctrl_version=40500
2939 xen=yes
2940
2941 elif
2942 cat > $TMPC <<EOF &&
2943#include <xenctrl.h>
2944#include <xenstore.h>
2945#include <stdint.h>
2946#include <xen/hvm/hvm_info_table.h>
2947#if !defined(HVM_MAX_VCPUS)
2948# error HVM_MAX_VCPUS not defined
2949#endif
2950int main(void) {
2951 xc_interface *xc;
2952 xs_daemon_open();
2953 xc = xc_interface_open(0, 0, 0);
2954 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2955 xc_gnttab_open(NULL, 0);
2956 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2957 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2958 return 0;
2959}
2960EOF
2961 compile_prog "" "$xen_libs"
2962 then
2963 xen_ctrl_version=40200
2964 xen=yes
2965
2966 else
2967 if test "$xen" = "yes" ; then
2968 feature_not_found "xen (unsupported version)" \
2969 "Install a supported xen (xen 4.2 or newer)"
2970 fi
2971 xen=no
2972 fi
2973
2974 if test "$xen" = yes; then
2975 if test $xen_ctrl_version -ge 40701 ; then
2976 xen_libs="$xen_libs $xen_stable_libs "
2977 fi
2978 fi
2979 fi
2980fi
2981
2982if test "$xen_pci_passthrough" != "no"; then
2983 if test "$xen" = "yes" && test "$linux" = "yes"; then
2984 xen_pci_passthrough=yes
2985 else
2986 if test "$xen_pci_passthrough" = "yes"; then
2987 error_exit "User requested feature Xen PCI Passthrough" \
2988 " but this feature requires /sys from Linux"
2989 fi
2990 xen_pci_passthrough=no
2991 fi
2992fi
2993
2994##########################################
2995# Windows Hypervisor Platform accelerator (WHPX) check
2996if test "$whpx" != "no" ; then
2997 if check_include "WinHvPlatform.h" && check_include "WinHvEmulation.h"; then
2998 whpx="yes"
2999 else
3000 if test "$whpx" = "yes"; then
3001 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
3002 fi
3003 whpx="no"
3004 fi
3005fi
3006
3007##########################################
3008# gettext probe
3009if test "$gettext" != "false" ; then
3010 if has xgettext; then
3011 gettext=true
3012 else
3013 if test "$gettext" = "true" ; then
3014 feature_not_found "gettext" "Install xgettext binary"
3015 fi
3016 gettext=false
3017 fi
3018fi
3019
3020##########################################
3021# Sparse probe
3022if test "$sparse" != "no" ; then
3023 if has sparse; then
3024 sparse=yes
3025 else
3026 if test "$sparse" = "yes" ; then
3027 feature_not_found "sparse" "Install sparse binary"
3028 fi
3029 sparse=no
3030 fi
3031fi
3032
3033##########################################
3034# X11 probe
3035if $pkg_config --exists "x11"; then
3036 have_x11=yes
3037 x11_cflags=$($pkg_config --cflags x11)
3038 x11_libs=$($pkg_config --libs x11)
3039fi
3040
3041##########################################
3042# GTK probe
3043
3044if test "$gtk" != "no"; then
3045 gtkpackage="gtk+-3.0"
3046 gtkx11package="gtk+-x11-3.0"
3047 gtkversion="3.22.0"
3048 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
3049 gtk_cflags=$($pkg_config --cflags $gtkpackage)
3050 gtk_libs=$($pkg_config --libs $gtkpackage)
3051 gtk_version=$($pkg_config --modversion $gtkpackage)
3052 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
3053 need_x11=yes
3054 gtk_cflags="$gtk_cflags $x11_cflags"
3055 gtk_libs="$gtk_libs $x11_libs"
3056 fi
3057 gtk="yes"
3058 elif test "$gtk" = "yes"; then
3059 feature_not_found "gtk" "Install gtk3-devel"
3060 else
3061 gtk="no"
3062 fi
3063fi
3064
3065
3066##########################################
3067# GNUTLS probe
3068
3069if test "$gnutls" != "no"; then
3070 pass="no"
3071 if $pkg_config --exists "gnutls >= 3.1.18"; then
3072 gnutls_cflags=$($pkg_config --cflags gnutls)
3073 gnutls_libs=$($pkg_config --libs gnutls)
3074 # Packaging for the static libraries is not always correct.
3075 # At least ubuntu 18.04 ships only shared libraries.
3076 write_c_skeleton
3077 if compile_prog "" "$gnutls_libs" ; then
3078 pass="yes"
3079 fi
3080 fi
3081 if test "$pass" = "no" && test "$gnutls" = "yes"; then
3082 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
3083 else
3084 gnutls="$pass"
3085 fi
3086fi
3087
3088
3089# If user didn't give a --disable/enable-gcrypt flag,
3090# then mark as disabled if user requested nettle
3091# explicitly
3092if test -z "$gcrypt"
3093then
3094 if test "$nettle" = "yes"
3095 then
3096 gcrypt="no"
3097 fi
3098fi
3099
3100# If user didn't give a --disable/enable-nettle flag,
3101# then mark as disabled if user requested gcrypt
3102# explicitly
3103if test -z "$nettle"
3104then
3105 if test "$gcrypt" = "yes"
3106 then
3107 nettle="no"
3108 fi
3109fi
3110
3111has_libgcrypt() {
3112 if ! has "libgcrypt-config"
3113 then
3114 return 1
3115 fi
3116
3117 if test -n "$cross_prefix"
3118 then
3119 host=$(libgcrypt-config --host)
3120 if test "$host-" != $cross_prefix
3121 then
3122 return 1
3123 fi
3124 fi
3125
3126 maj=`libgcrypt-config --version | awk -F . '{print $1}'`
3127 min=`libgcrypt-config --version | awk -F . '{print $2}'`
3128
3129 if test $maj != 1 || test $min -lt 5
3130 then
3131 return 1
3132 fi
3133
3134 return 0
3135}
3136
3137
3138if test "$nettle" != "no"; then
3139 pass="no"
3140 if $pkg_config --exists "nettle >= 2.7.1"; then
3141 nettle_cflags=$($pkg_config --cflags nettle)
3142 nettle_libs=$($pkg_config --libs nettle)
3143 nettle_version=$($pkg_config --modversion nettle)
3144 # Link test to make sure the given libraries work (e.g for static).
3145 write_c_skeleton
3146 if compile_prog "" "$nettle_libs" ; then
3147 if test -z "$gcrypt"; then
3148 gcrypt="no"
3149 fi
3150 pass="yes"
3151 fi
3152 fi
3153 if test "$pass" = "yes"
3154 then
3155 cat > $TMPC << EOF
3156#include <nettle/xts.h>
3157int main(void) {
3158 return 0;
3159}
3160EOF
3161 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
3162 nettle_xts=yes
3163 qemu_private_xts=no
3164 fi
3165 fi
3166 if test "$pass" = "no" && test "$nettle" = "yes"; then
3167 feature_not_found "nettle" "Install nettle devel >= 2.7.1"
3168 else
3169 nettle="$pass"
3170 fi
3171fi
3172
3173if test "$gcrypt" != "no"; then
3174 pass="no"
3175 if has_libgcrypt; then
3176 gcrypt_cflags=$(libgcrypt-config --cflags)
3177 gcrypt_libs=$(libgcrypt-config --libs)
3178 # Debian has removed -lgpg-error from libgcrypt-config
3179 # as it "spreads unnecessary dependencies" which in
3180 # turn breaks static builds...
3181 if test "$static" = "yes"
3182 then
3183 gcrypt_libs="$gcrypt_libs -lgpg-error"
3184 fi
3185
3186 # Link test to make sure the given libraries work (e.g for static).
3187 write_c_skeleton
3188 if compile_prog "" "$gcrypt_libs" ; then
3189 pass="yes"
3190 fi
3191 fi
3192 if test "$pass" = "yes"; then
3193 gcrypt="yes"
3194 cat > $TMPC << EOF
3195#include <gcrypt.h>
3196int main(void) {
3197 gcry_mac_hd_t handle;
3198 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
3199 GCRY_MAC_FLAG_SECURE, NULL);
3200 return 0;
3201}
3202EOF
3203 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3204 gcrypt_hmac=yes
3205 fi
3206 cat > $TMPC << EOF
3207#include <gcrypt.h>
3208int main(void) {
3209 gcry_cipher_hd_t handle;
3210 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0);
3211 return 0;
3212}
3213EOF
3214 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3215 gcrypt_xts=yes
3216 qemu_private_xts=no
3217 fi
3218 elif test "$gcrypt" = "yes"; then
3219 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
3220 else
3221 gcrypt="no"
3222 fi
3223fi
3224
3225
3226if test "$gcrypt" = "yes" && test "$nettle" = "yes"
3227then
3228 error_exit "Only one of gcrypt & nettle can be enabled"
3229fi
3230
3231##########################################
3232# libtasn1 - only for the TLS creds/session test suite
3233
3234tasn1=yes
3235tasn1_cflags=""
3236tasn1_libs=""
3237if $pkg_config --exists "libtasn1"; then
3238 tasn1_cflags=$($pkg_config --cflags libtasn1)
3239 tasn1_libs=$($pkg_config --libs libtasn1)
3240else
3241 tasn1=no
3242fi
3243
3244
3245##########################################
3246# PAM probe
3247
3248if test "$auth_pam" != "no"; then
3249 cat > $TMPC <<EOF
3250#include <security/pam_appl.h>
3251#include <stdio.h>
3252int main(void) {
3253 const char *service_name = "qemu";
3254 const char *user = "frank";
3255 const struct pam_conv pam_conv = { 0 };
3256 pam_handle_t *pamh = NULL;
3257 pam_start(service_name, user, &pam_conv, &pamh);
3258 return 0;
3259}
3260EOF
3261 if compile_prog "" "-lpam" ; then
3262 auth_pam=yes
3263 else
3264 if test "$auth_pam" = "yes"; then
3265 feature_not_found "PAM" "Install PAM development package"
3266 else
3267 auth_pam=no
3268 fi
3269 fi
3270fi
3271
3272##########################################
3273# getifaddrs (for tests/test-io-channel-socket )
3274
3275have_ifaddrs_h=yes
3276if ! check_include "ifaddrs.h" ; then
3277 have_ifaddrs_h=no
3278fi
3279
3280#########################################
3281# libdrm check
3282have_drm_h=no
3283if check_include "libdrm/drm.h" ; then
3284 have_drm_h=yes
3285fi
3286
3287#########################################
3288# sys/signal.h check
3289have_sys_signal_h=no
3290if check_include "sys/signal.h" ; then
3291 have_sys_signal_h=yes
3292fi
3293
3294##########################################
3295# VTE probe
3296
3297if test "$vte" != "no"; then
3298 vteminversion="0.32.0"
3299 if $pkg_config --exists "vte-2.91"; then
3300 vtepackage="vte-2.91"
3301 else
3302 vtepackage="vte-2.90"
3303 fi
3304 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
3305 vte_cflags=$($pkg_config --cflags $vtepackage)
3306 vte_libs=$($pkg_config --libs $vtepackage)
3307 vteversion=$($pkg_config --modversion $vtepackage)
3308 vte="yes"
3309 elif test "$vte" = "yes"; then
3310 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
3311 else
3312 vte="no"
3313 fi
3314fi
3315
3316##########################################
3317# RDMA needs OpenFabrics libraries
3318if test "$rdma" != "no" ; then
3319 cat > $TMPC <<EOF
3320#include <rdma/rdma_cma.h>
3321int main(void) { return 0; }
3322EOF
3323 rdma_libs="-lrdmacm -libverbs -libumad"
3324 if compile_prog "" "$rdma_libs" ; then
3325 rdma="yes"
3326 else
3327 if test "$rdma" = "yes" ; then
3328 error_exit \
3329 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
3330 " Your options:" \
3331 " (1) Fast: Install infiniband packages (devel) from your distro." \
3332 " (2) Cleanest: Install libraries from www.openfabrics.org" \
3333 " (3) Also: Install softiwarp if you don't have RDMA hardware"
3334 fi
3335 rdma="no"
3336 fi
3337fi
3338
3339##########################################
3340# PVRDMA detection
3341
3342cat > $TMPC <<EOF &&
3343#include <sys/mman.h>
3344
3345int
3346main(void)
3347{
3348 char buf = 0;
3349 void *addr = &buf;
3350 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
3351
3352 return 0;
3353}
3354EOF
3355
3356if test "$rdma" = "yes" ; then
3357 case "$pvrdma" in
3358 "")
3359 if compile_prog "" ""; then
3360 pvrdma="yes"
3361 else
3362 pvrdma="no"
3363 fi
3364 ;;
3365 "yes")
3366 if ! compile_prog "" ""; then
3367 error_exit "PVRDMA is not supported since mremap is not implemented"
3368 fi
3369 pvrdma="yes"
3370 ;;
3371 "no")
3372 pvrdma="no"
3373 ;;
3374 esac
3375else
3376 if test "$pvrdma" = "yes" ; then
3377 error_exit "PVRDMA requires rdma suppport"
3378 fi
3379 pvrdma="no"
3380fi
3381
3382# Let's see if enhanced reg_mr is supported
3383if test "$pvrdma" = "yes" ; then
3384
3385cat > $TMPC <<EOF &&
3386#include <infiniband/verbs.h>
3387
3388int
3389main(void)
3390{
3391 struct ibv_mr *mr;
3392 struct ibv_pd *pd = NULL;
3393 size_t length = 10;
3394 uint64_t iova = 0;
3395 int access = 0;
3396 void *addr = NULL;
3397
3398 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
3399
3400 ibv_dereg_mr(mr);
3401
3402 return 0;
3403}
3404EOF
3405 if ! compile_prog "" "-libverbs"; then
3406 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
3407 fi
3408fi
3409
3410##########################################
3411# xfsctl() probe, used for file-posix.c
3412if test "$xfs" != "no" ; then
3413 cat > $TMPC << EOF
3414#include <stddef.h> /* NULL */
3415#include <xfs/xfs.h>
3416int main(void)
3417{
3418 xfsctl(NULL, 0, 0, NULL);
3419 return 0;
3420}
3421EOF
3422 if compile_prog "" "" ; then
3423 xfs="yes"
3424 else
3425 if test "$xfs" = "yes" ; then
3426 feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
3427 fi
3428 xfs=no
3429 fi
3430fi
3431
3432##########################################
3433# vde libraries probe
3434if test "$vde" != "no" ; then
3435 vde_libs="-lvdeplug"
3436 cat > $TMPC << EOF
3437#include <libvdeplug.h>
3438int main(void)
3439{
3440 struct vde_open_args a = {0, 0, 0};
3441 char s[] = "";
3442 vde_open(s, s, &a);
3443 return 0;
3444}
3445EOF
3446 if compile_prog "" "$vde_libs" ; then
3447 vde=yes
3448 else
3449 if test "$vde" = "yes" ; then
3450 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3451 fi
3452 vde=no
3453 fi
3454fi
3455
3456##########################################
3457# netmap support probe
3458# Apart from looking for netmap headers, we make sure that the host API version
3459# supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3460# a minor/major version number. Minor new features will be marked with values up
3461# to 15, and if something happens that requires a change to the backend we will
3462# move above 15, submit the backend fixes and modify this two bounds.
3463if test "$netmap" != "no" ; then
3464 cat > $TMPC << EOF
3465#include <inttypes.h>
3466#include <net/if.h>
3467#include <net/netmap.h>
3468#include <net/netmap_user.h>
3469#if (NETMAP_API < 11) || (NETMAP_API > 15)
3470#error
3471#endif
3472int main(void) { return 0; }
3473EOF
3474 if compile_prog "" "" ; then
3475 netmap=yes
3476 else
3477 if test "$netmap" = "yes" ; then
3478 feature_not_found "netmap"
3479 fi
3480 netmap=no
3481 fi
3482fi
3483
3484##########################################
3485# libcap-ng library probe
3486if test "$cap_ng" != "no" ; then
3487 cap_libs="-lcap-ng"
3488 cat > $TMPC << EOF
3489#include <cap-ng.h>
3490int main(void)
3491{
3492 capng_capability_to_name(CAPNG_EFFECTIVE);
3493 return 0;
3494}
3495EOF
3496 if compile_prog "" "$cap_libs" ; then
3497 cap_ng=yes
3498 else
3499 if test "$cap_ng" = "yes" ; then
3500 feature_not_found "cap_ng" "Install libcap-ng devel"
3501 fi
3502 cap_ng=no
3503 fi
3504fi
3505
3506##########################################
3507# Sound support libraries probe
3508
3509audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3510for drv in $audio_drv_list; do
3511 case $drv in
3512 alsa | try-alsa)
3513 if $pkg_config alsa --exists; then
3514 alsa_libs=$($pkg_config alsa --libs)
3515 alsa_cflags=$($pkg_config alsa --cflags)
3516 alsa=yes
3517 if test "$drv" = "try-alsa"; then
3518 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/')
3519 fi
3520 else
3521 if test "$drv" = "try-alsa"; then
3522 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//')
3523 else
3524 error_exit "$drv check failed" \
3525 "Make sure to have the $drv libs and headers installed."
3526 fi
3527 fi
3528 ;;
3529
3530 pa | try-pa)
3531 if $pkg_config libpulse --exists; then
3532 libpulse=yes
3533 pulse_libs=$($pkg_config libpulse --libs)
3534 pulse_cflags=$($pkg_config libpulse --cflags)
3535 if test "$drv" = "try-pa"; then
3536 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/')
3537 fi
3538 else
3539 if test "$drv" = "try-pa"; then
3540 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//')
3541 else
3542 error_exit "$drv check failed" \
3543 "Make sure to have the $drv libs and headers installed."
3544 fi
3545 fi
3546 ;;
3547
3548 sdl)
3549 if test "$sdl" = "no"; then
3550 error_exit "sdl not found or disabled, can not use sdl audio driver"
3551 fi
3552 ;;
3553
3554 try-sdl)
3555 if test "$sdl" = "no"; then
3556 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//')
3557 else
3558 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/')
3559 fi
3560 ;;
3561
3562 coreaudio)
3563 coreaudio_libs="-framework CoreAudio"
3564 ;;
3565
3566 dsound)
3567 dsound_libs="-lole32 -ldxguid"
3568 audio_win_int="yes"
3569 ;;
3570
3571 oss)
3572 oss_libs="$oss_lib"
3573 ;;
3574
3575 jack | try-jack)
3576 if $pkg_config jack --exists; then
3577 libjack=yes
3578 jack_libs=$($pkg_config jack --libs)
3579 if test "$drv" = "try-jack"; then
3580 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack/jack/')
3581 fi
3582 else
3583 if test "$drv" = "try-jack"; then
3584 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack//')
3585 else
3586 error_exit "$drv check failed" \
3587 "Make sure to have the $drv libs and headers installed."
3588 fi
3589 fi
3590 ;;
3591
3592 *)
3593 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3594 error_exit "Unknown driver '$drv' selected" \
3595 "Possible drivers are: $audio_possible_drivers"
3596 }
3597 ;;
3598 esac
3599done
3600
3601##########################################
3602# BrlAPI probe
3603
3604if test "$brlapi" != "no" ; then
3605 brlapi_libs="-lbrlapi"
3606 cat > $TMPC << EOF
3607#include <brlapi.h>
3608#include <stddef.h>
3609int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3610EOF
3611 if compile_prog "" "$brlapi_libs" ; then
3612 brlapi=yes
3613 else
3614 if test "$brlapi" = "yes" ; then
3615 feature_not_found "brlapi" "Install brlapi devel"
3616 fi
3617 brlapi=no
3618 fi
3619fi
3620
3621##########################################
3622# iconv probe
3623if test "$iconv" != "no" ; then
3624 cat > $TMPC << EOF
3625#include <iconv.h>
3626int main(void) {
3627 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
3628 return conv != (iconv_t) -1;
3629}
3630EOF
3631 iconv_prefix_list="/usr/local:/usr"
3632 iconv_lib_list=":-liconv"
3633 IFS=:
3634 for iconv_prefix in $iconv_prefix_list; do
3635 IFS=:
3636 iconv_cflags="-I$iconv_prefix/include"
3637 iconv_ldflags="-L$iconv_prefix/lib"
3638 for iconv_link in $iconv_lib_list; do
3639 unset IFS
3640 iconv_lib="$iconv_ldflags $iconv_link"
3641 echo "looking at iconv in '$iconv_cflags' '$iconv_lib'" >> config.log
3642 if compile_prog "$iconv_cflags" "$iconv_lib" ; then
3643 iconv_found=yes
3644 break
3645 fi
3646 done
3647 if test "$iconv_found" = yes ; then
3648 break
3649 fi
3650 done
3651 if test "$iconv_found" = "yes" ; then
3652 iconv=yes
3653 else
3654 if test "$iconv" = "yes" ; then
3655 feature_not_found "iconv" "Install iconv devel"
3656 fi
3657 iconv=no
3658 fi
3659fi
3660
3661##########################################
3662# curses probe
3663if test "$iconv" = "no" ; then
3664 # curses will need iconv
3665 curses=no
3666fi
3667if test "$curses" != "no" ; then
3668 if test "$mingw32" = "yes" ; then
3669 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3670 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3671 else
3672 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3673 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3674 fi
3675 curses_found=no
3676 cat > $TMPC << EOF
3677#include <locale.h>
3678#include <curses.h>
3679#include <wchar.h>
3680#include <langinfo.h>
3681int main(void) {
3682 const char *codeset;
3683 wchar_t wch = L'w';
3684 setlocale(LC_ALL, "");
3685 resize_term(0, 0);
3686 addwstr(L"wide chars\n");
3687 addnwstr(&wch, 1);
3688 add_wch(WACS_DEGREE);
3689 codeset = nl_langinfo(CODESET);
3690 return codeset != 0;
3691}
3692EOF
3693 IFS=:
3694 for curses_inc in $curses_inc_list; do
3695 # Make sure we get the wide character prototypes
3696 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3697 IFS=:
3698 for curses_lib in $curses_lib_list; do
3699 unset IFS
3700 if compile_prog "$curses_inc" "$curses_lib" ; then
3701 curses_found=yes
3702 break
3703 fi
3704 done
3705 if test "$curses_found" = yes ; then
3706 break
3707 fi
3708 done
3709 unset IFS
3710 if test "$curses_found" = "yes" ; then
3711 curses=yes
3712 else
3713 if test "$curses" = "yes" ; then
3714 feature_not_found "curses" "Install ncurses devel"
3715 fi
3716 curses=no
3717 fi
3718fi
3719
3720##########################################
3721# curl probe
3722if test "$curl" != "no" ; then
3723 if $pkg_config libcurl --exists; then
3724 curlconfig="$pkg_config libcurl"
3725 else
3726 curlconfig=curl-config
3727 fi
3728 cat > $TMPC << EOF
3729#include <curl/curl.h>
3730int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3731EOF
3732 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3733 curl_libs=$($curlconfig --libs 2>/dev/null)
3734 if compile_prog "$curl_cflags" "$curl_libs" ; then
3735 curl=yes
3736 else
3737 if test "$curl" = "yes" ; then
3738 feature_not_found "curl" "Install libcurl devel"
3739 fi
3740 curl=no
3741 fi
3742fi # test "$curl"
3743
3744##########################################
3745# glib support probe
3746
3747glib_req_ver=2.48
3748glib_modules=gthread-2.0
3749if test "$modules" = yes; then
3750 glib_modules="$glib_modules gmodule-export-2.0"
3751fi
3752if test "$plugins" = yes; then
3753 glib_modules="$glib_modules gmodule-2.0"
3754fi
3755
3756for i in $glib_modules; do
3757 if $pkg_config --atleast-version=$glib_req_ver $i; then
3758 glib_cflags=$($pkg_config --cflags $i)
3759 glib_libs=$($pkg_config --libs $i)
3760 else
3761 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3762 fi
3763done
3764
3765# This workaround is required due to a bug in pkg-config file for glib as it
3766# doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3767
3768if test "$static" = yes && test "$mingw32" = yes; then
3769 glib_cflags="-DGLIB_STATIC_COMPILATION $glib_cflags"
3770fi
3771
3772if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
3773 gio=yes
3774 gio_cflags=$($pkg_config --cflags gio-2.0)
3775 gio_libs=$($pkg_config --libs gio-2.0)
3776 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
3777 if [ ! -x "$gdbus_codegen" ]; then
3778 gdbus_codegen=
3779 fi
3780else
3781 gio=no
3782fi
3783
3784if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
3785 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
3786 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
3787fi
3788
3789# Sanity check that the current size_t matches the
3790# size that glib thinks it should be. This catches
3791# problems on multi-arch where people try to build
3792# 32-bit QEMU while pointing at 64-bit glib headers
3793cat > $TMPC <<EOF
3794#include <glib.h>
3795#include <unistd.h>
3796
3797#define QEMU_BUILD_BUG_ON(x) \
3798 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3799
3800int main(void) {
3801 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3802 return 0;
3803}
3804EOF
3805
3806if ! compile_prog "$glib_cflags" "$glib_libs" ; then
3807 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3808 "You probably need to set PKG_CONFIG_LIBDIR"\
3809 "to point to the right pkg-config files for your"\
3810 "build target"
3811fi
3812
3813# Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3814cat > $TMPC << EOF
3815#include <glib.h>
3816int main(void) { return 0; }
3817EOF
3818if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3819 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3820 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3821 CFLAGS="-Wno-unknown-attributes $CFLAGS"
3822 fi
3823fi
3824
3825# Silence clang warnings triggered by glib < 2.57.2
3826cat > $TMPC << EOF
3827#include <glib.h>
3828typedef struct Foo {
3829 int i;
3830} Foo;
3831static void foo_free(Foo *f)
3832{
3833 g_free(f);
3834}
3835G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free);
3836int main(void) { return 0; }
3837EOF
3838if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3839 if cc_has_warning_flag "-Wno-unused-function"; then
3840 glib_cflags="$glib_cflags -Wno-unused-function"
3841 CFLAGS="$CFLAGS -Wno-unused-function"
3842 fi
3843fi
3844
3845##########################################
3846# SHA command probe for modules
3847if test "$modules" = yes; then
3848 shacmd_probe="sha1sum sha1 shasum"
3849 for c in $shacmd_probe; do
3850 if has $c; then
3851 shacmd="$c"
3852 break
3853 fi
3854 done
3855 if test "$shacmd" = ""; then
3856 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3857 fi
3858fi
3859
3860##########################################
3861# libmpathpersist probe
3862
3863if test "$mpath" != "no" ; then
3864 # probe for the new API
3865 cat > $TMPC <<EOF
3866#include <libudev.h>
3867#include <mpath_persist.h>
3868unsigned mpath_mx_alloc_len = 1024;
3869int logsink;
3870static struct config *multipath_conf;
3871extern struct udev *udev;
3872extern struct config *get_multipath_config(void);
3873extern void put_multipath_config(struct config *conf);
3874struct udev *udev;
3875struct config *get_multipath_config(void) { return multipath_conf; }
3876void put_multipath_config(struct config *conf) { }
3877
3878int main(void) {
3879 udev = udev_new();
3880 multipath_conf = mpath_lib_init();
3881 return 0;
3882}
3883EOF
3884 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3885 mpathpersist=yes
3886 mpathpersist_new_api=yes
3887 else
3888 # probe for the old API
3889 cat > $TMPC <<EOF
3890#include <libudev.h>
3891#include <mpath_persist.h>
3892unsigned mpath_mx_alloc_len = 1024;
3893int logsink;
3894int main(void) {
3895 struct udev *udev = udev_new();
3896 mpath_lib_init(udev);
3897 return 0;
3898}
3899EOF
3900 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3901 mpathpersist=yes
3902 mpathpersist_new_api=no
3903 else
3904 mpathpersist=no
3905 fi
3906 fi
3907else
3908 mpathpersist=no
3909fi
3910
3911##########################################
3912# pthread probe
3913PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3914
3915pthread=no
3916cat > $TMPC << EOF
3917#include <pthread.h>
3918static void *f(void *p) { return NULL; }
3919int main(void) {
3920 pthread_t thread;
3921 pthread_create(&thread, 0, f, 0);
3922 return 0;
3923}
3924EOF
3925if compile_prog "" "" ; then
3926 pthread=yes
3927else
3928 for pthread_lib in $PTHREADLIBS_LIST; do
3929 if compile_prog "" "$pthread_lib" ; then
3930 pthread=yes
3931 found=no
3932 for lib_entry in $LIBS; do
3933 if test "$lib_entry" = "$pthread_lib"; then
3934 found=yes
3935 break
3936 fi
3937 done
3938 if test "$found" = "no"; then
3939 LIBS="$pthread_lib $LIBS"
3940 fi
3941 PTHREAD_LIB="$pthread_lib"
3942 break
3943 fi
3944 done
3945fi
3946
3947if test "$mingw32" != yes && test "$pthread" = no; then
3948 error_exit "pthread check failed" \
3949 "Make sure to have the pthread libs and headers installed."
3950fi
3951
3952# check for pthread_setname_np with thread id
3953pthread_setname_np_w_tid=no
3954cat > $TMPC << EOF
3955#include <pthread.h>
3956
3957static void *f(void *p) { return NULL; }
3958int main(void)
3959{
3960 pthread_t thread;
3961 pthread_create(&thread, 0, f, 0);
3962 pthread_setname_np(thread, "QEMU");
3963 return 0;
3964}
3965EOF
3966if compile_prog "" "$pthread_lib" ; then
3967 pthread_setname_np_w_tid=yes
3968fi
3969
3970# check for pthread_setname_np without thread id
3971pthread_setname_np_wo_tid=no
3972cat > $TMPC << EOF
3973#include <pthread.h>
3974
3975static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
3976int main(void)
3977{
3978 pthread_t thread;
3979 pthread_create(&thread, 0, f, 0);
3980 return 0;
3981}
3982EOF
3983if compile_prog "" "$pthread_lib" ; then
3984 pthread_setname_np_wo_tid=yes
3985fi
3986
3987##########################################
3988# rbd probe
3989if test "$rbd" != "no" ; then
3990 cat > $TMPC <<EOF
3991#include <stdio.h>
3992#include <rbd/librbd.h>
3993int main(void) {
3994 rados_t cluster;
3995 rados_create(&cluster, NULL);
3996 return 0;
3997}
3998EOF
3999 rbd_libs="-lrbd -lrados"
4000 if compile_prog "" "$rbd_libs" ; then
4001 rbd=yes
4002 else
4003 if test "$rbd" = "yes" ; then
4004 feature_not_found "rados block device" "Install librbd/ceph devel"
4005 fi
4006 rbd=no
4007 fi
4008fi
4009
4010##########################################
4011# libssh probe
4012if test "$libssh" != "no" ; then
4013 if $pkg_config --exists libssh; then
4014 libssh_cflags=$($pkg_config libssh --cflags)
4015 libssh_libs=$($pkg_config libssh --libs)
4016 libssh=yes
4017 else
4018 if test "$libssh" = "yes" ; then
4019 error_exit "libssh required for --enable-libssh"
4020 fi
4021 libssh=no
4022 fi
4023fi
4024
4025##########################################
4026# Check for libssh 0.8
4027# This is done like this instead of using the LIBSSH_VERSION_* and
4028# SSH_VERSION_* macros because some distributions in the past shipped
4029# snapshots of the future 0.8 from Git, and those snapshots did not
4030# have updated version numbers (still referring to 0.7.0).
4031
4032if test "$libssh" = "yes"; then
4033 cat > $TMPC <<EOF
4034#include <libssh/libssh.h>
4035int main(void) { return ssh_get_server_publickey(NULL, NULL); }
4036EOF
4037 if compile_prog "$libssh_cflags" "$libssh_libs"; then
4038 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags"
4039 fi
4040fi
4041
4042##########################################
4043# linux-aio probe
4044
4045if test "$linux_aio" != "no" ; then
4046 cat > $TMPC <<EOF
4047#include <libaio.h>
4048#include <sys/eventfd.h>
4049#include <stddef.h>
4050int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
4051EOF
4052 if compile_prog "" "-laio" ; then
4053 linux_aio=yes
4054 else
4055 if test "$linux_aio" = "yes" ; then
4056 feature_not_found "linux AIO" "Install libaio devel"
4057 fi
4058 linux_aio=no
4059 fi
4060fi
4061##########################################
4062# linux-io-uring probe
4063
4064if test "$linux_io_uring" != "no" ; then
4065 if $pkg_config liburing; then
4066 linux_io_uring_cflags=$($pkg_config --cflags liburing)
4067 linux_io_uring_libs=$($pkg_config --libs liburing)
4068 linux_io_uring=yes
4069 else
4070 if test "$linux_io_uring" = "yes" ; then
4071 feature_not_found "linux io_uring" "Install liburing devel"
4072 fi
4073 linux_io_uring=no
4074 fi
4075fi
4076
4077##########################################
4078# TPM emulation is only on POSIX
4079
4080if test "$tpm" = ""; then
4081 if test "$mingw32" = "yes"; then
4082 tpm=no
4083 else
4084 tpm=yes
4085 fi
4086elif test "$tpm" = "yes"; then
4087 if test "$mingw32" = "yes" ; then
4088 error_exit "TPM emulation only available on POSIX systems"
4089 fi
4090fi
4091
4092##########################################
4093# attr probe
4094
4095libattr_libs=
4096if test "$attr" != "no" ; then
4097 cat > $TMPC <<EOF
4098#include <stdio.h>
4099#include <sys/types.h>
4100#ifdef CONFIG_LIBATTR
4101#include <attr/xattr.h>
4102#else
4103#include <sys/xattr.h>
4104#endif
4105int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
4106EOF
4107 if compile_prog "" "" ; then
4108 attr=yes
4109 # Older distros have <attr/xattr.h>, and need -lattr:
4110 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
4111 attr=yes
4112 libattr_libs="-lattr"
4113 libattr=yes
4114 else
4115 if test "$attr" = "yes" ; then
4116 feature_not_found "ATTR" "Install libc6 or libattr devel"
4117 fi
4118 attr=no
4119 fi
4120fi
4121
4122##########################################
4123# iovec probe
4124cat > $TMPC <<EOF
4125#include <sys/types.h>
4126#include <sys/uio.h>
4127#include <unistd.h>
4128int main(void) { return sizeof(struct iovec); }
4129EOF
4130iovec=no
4131if compile_prog "" "" ; then
4132 iovec=yes
4133fi
4134
4135##########################################
4136# preadv probe
4137cat > $TMPC <<EOF
4138#include <sys/types.h>
4139#include <sys/uio.h>
4140#include <unistd.h>
4141int main(void) { return preadv(0, 0, 0, 0); }
4142EOF
4143preadv=no
4144if compile_prog "" "" ; then
4145 preadv=yes
4146fi
4147
4148##########################################
4149# fdt probe
4150# fdt support is mandatory for at least some target architectures,
4151# so insist on it if we're building those system emulators.
4152fdt_required=no
4153for target in $target_list; do
4154 case $target in
4155 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu|rx-softmmu)
4156 fdt_required=yes
4157 ;;
4158 esac
4159done
4160
4161if test "$fdt_required" = "yes"; then
4162 if test "$fdt" = "no"; then
4163 error_exit "fdt disabled but some requested targets require it." \
4164 "You can turn off fdt only if you also disable all the system emulation" \
4165 "targets which need it (by specifying a cut down --target-list)."
4166 fi
4167 fdt=yes
4168elif test "$fdt" != "yes" ; then
4169 fdt=no
4170fi
4171
4172# fdt is only required when building softmmu targets
4173if test -z "$fdt" -a "$softmmu" != "yes" ; then
4174 fdt="no"
4175fi
4176
4177if test "$fdt" != "no" ; then
4178 fdt_libs="-lfdt"
4179 # explicitly check for libfdt_env.h as it is missing in some stable installs
4180 # and test for required functions to make sure we are on a version >= 1.4.2
4181 cat > $TMPC << EOF
4182#include <libfdt.h>
4183#include <libfdt_env.h>
4184int main(void) { fdt_check_full(NULL, 0); return 0; }
4185EOF
4186 if compile_prog "" "$fdt_libs" ; then
4187 # system DTC is good - use it
4188 fdt=system
4189 else
4190 # have GIT checkout, so activate dtc submodule
4191 if test -e "${source_path}/.git" ; then
4192 git_submodules="${git_submodules} dtc"
4193 fi
4194 if test -d "${source_path}/dtc/libfdt" || test -e "${source_path}/.git" ; then
4195 fdt=git
4196 mkdir -p dtc
4197 fdt_cflags="-I${source_path}/dtc/libfdt"
4198 fdt_ldflags="-Ldtc/libfdt"
4199 fdt_libs="$fdt_libs"
4200 elif test "$fdt" = "yes" ; then
4201 # Not a git build & no libfdt found, prompt for system install
4202 error_exit "DTC (libfdt) version >= 1.4.2 not present." \
4203 "Please install the DTC (libfdt) devel package"
4204 else
4205 # don't have and don't want
4206 fdt_libs=
4207 fdt=no
4208 fi
4209 fi
4210fi
4211
4212##########################################
4213# opengl probe (for sdl2, gtk, milkymist-tmu2)
4214
4215gbm="no"
4216if $pkg_config gbm; then
4217 gbm_cflags="$($pkg_config --cflags gbm)"
4218 gbm_libs="$($pkg_config --libs gbm)"
4219 gbm="yes"
4220fi
4221
4222if test "$opengl" != "no" ; then
4223 opengl_pkgs="epoxy gbm"
4224 if $pkg_config $opengl_pkgs; then
4225 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)"
4226 opengl_libs="$($pkg_config --libs $opengl_pkgs)"
4227 opengl=yes
4228 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
4229 gtk_gl="yes"
4230 fi
4231 else
4232 if test "$opengl" = "yes" ; then
4233 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
4234 fi
4235 opengl_cflags=""
4236 opengl_libs=""
4237 opengl=no
4238 fi
4239fi
4240
4241if test "$opengl" = "yes"; then
4242 cat > $TMPC << EOF
4243#include <epoxy/egl.h>
4244#ifndef EGL_MESA_image_dma_buf_export
4245# error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
4246#endif
4247int main(void) { return 0; }
4248EOF
4249 if compile_prog "" "" ; then
4250 opengl_dmabuf=yes
4251 fi
4252fi
4253
4254if test "$opengl" = "yes" && test "$have_x11" = "yes"; then
4255 for target in $target_list; do
4256 case $target in
4257 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL
4258 need_x11=yes
4259 ;;
4260 esac
4261 done
4262fi
4263
4264##########################################
4265# libxml2 probe
4266if test "$libxml2" != "no" ; then
4267 if $pkg_config --exists libxml-2.0; then
4268 libxml2="yes"
4269 libxml2_cflags=$($pkg_config --cflags libxml-2.0)
4270 libxml2_libs=$($pkg_config --libs libxml-2.0)
4271 else
4272 if test "$libxml2" = "yes"; then
4273 feature_not_found "libxml2" "Install libxml2 devel"
4274 fi
4275 libxml2="no"
4276 fi
4277fi
4278
4279##########################################
4280# glusterfs probe
4281if test "$glusterfs" != "no" ; then
4282 if $pkg_config --atleast-version=3 glusterfs-api; then
4283 glusterfs="yes"
4284 glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
4285 glusterfs_libs=$($pkg_config --libs glusterfs-api)
4286 if $pkg_config --atleast-version=4 glusterfs-api; then
4287 glusterfs_xlator_opt="yes"
4288 fi
4289 if $pkg_config --atleast-version=5 glusterfs-api; then
4290 glusterfs_discard="yes"
4291 fi
4292 if $pkg_config --atleast-version=6 glusterfs-api; then
4293 glusterfs_fallocate="yes"
4294 glusterfs_zerofill="yes"
4295 fi
4296 cat > $TMPC << EOF
4297#include <glusterfs/api/glfs.h>
4298
4299int
4300main(void)
4301{
4302 /* new glfs_ftruncate() passes two additional args */
4303 return glfs_ftruncate(NULL, 0, NULL, NULL);
4304}
4305EOF
4306 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4307 glusterfs_ftruncate_has_stat="yes"
4308 fi
4309 cat > $TMPC << EOF
4310#include <glusterfs/api/glfs.h>
4311
4312/* new glfs_io_cbk() passes two additional glfs_stat structs */
4313static void
4314glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
4315{}
4316
4317int
4318main(void)
4319{
4320 glfs_io_cbk iocb = &glusterfs_iocb;
4321 iocb(NULL, 0 , NULL, NULL, NULL);
4322 return 0;
4323}
4324EOF
4325 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4326 glusterfs_iocb_has_stat="yes"
4327 fi
4328 else
4329 if test "$glusterfs" = "yes" ; then
4330 feature_not_found "GlusterFS backend support" \
4331 "Install glusterfs-api devel >= 3"
4332 fi
4333 glusterfs="no"
4334 fi
4335fi
4336
4337# Check for inotify functions when we are building linux-user
4338# emulator. This is done because older glibc versions don't
4339# have syscall stubs for these implemented. In that case we
4340# don't provide them even if kernel supports them.
4341#
4342inotify=no
4343cat > $TMPC << EOF
4344#include <sys/inotify.h>
4345
4346int
4347main(void)
4348{
4349 /* try to start inotify */
4350 return inotify_init();
4351}
4352EOF
4353if compile_prog "" "" ; then
4354 inotify=yes
4355fi
4356
4357inotify1=no
4358cat > $TMPC << EOF
4359#include <sys/inotify.h>
4360
4361int
4362main(void)
4363{
4364 /* try to start inotify */
4365 return inotify_init1(0);
4366}
4367EOF
4368if compile_prog "" "" ; then
4369 inotify1=yes
4370fi
4371
4372# check if pipe2 is there
4373pipe2=no
4374cat > $TMPC << EOF
4375#include <unistd.h>
4376#include <fcntl.h>
4377
4378int main(void)
4379{
4380 int pipefd[2];
4381 return pipe2(pipefd, O_CLOEXEC);
4382}
4383EOF
4384if compile_prog "" "" ; then
4385 pipe2=yes
4386fi
4387
4388# check if accept4 is there
4389accept4=no
4390cat > $TMPC << EOF
4391#include <sys/socket.h>
4392#include <stddef.h>
4393
4394int main(void)
4395{
4396 accept4(0, NULL, NULL, SOCK_CLOEXEC);
4397 return 0;
4398}
4399EOF
4400if compile_prog "" "" ; then
4401 accept4=yes
4402fi
4403
4404# check if tee/splice is there. vmsplice was added same time.
4405splice=no
4406cat > $TMPC << EOF
4407#include <unistd.h>
4408#include <fcntl.h>
4409#include <limits.h>
4410
4411int main(void)
4412{
4413 int len, fd = 0;
4414 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
4415 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
4416 return 0;
4417}
4418EOF
4419if compile_prog "" "" ; then
4420 splice=yes
4421fi
4422
4423##########################################
4424# libnuma probe
4425
4426if test "$numa" != "no" ; then
4427 cat > $TMPC << EOF
4428#include <numa.h>
4429int main(void) { return numa_available(); }
4430EOF
4431
4432 if compile_prog "" "-lnuma" ; then
4433 numa=yes
4434 numa_libs="-lnuma"
4435 else
4436 if test "$numa" = "yes" ; then
4437 feature_not_found "numa" "install numactl devel"
4438 fi
4439 numa=no
4440 fi
4441fi
4442
4443if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
4444 echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
4445 exit 1
4446fi
4447
4448# Even if malloc_trim() is available, these non-libc memory allocators
4449# do not support it.
4450if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then
4451 if test "$malloc_trim" = "yes" ; then
4452 echo "Disabling malloc_trim with non-libc memory allocator"
4453 fi
4454 malloc_trim="no"
4455fi
4456
4457#######################################
4458# malloc_trim
4459
4460if test "$malloc_trim" != "no" ; then
4461 cat > $TMPC << EOF
4462#include <malloc.h>
4463int main(void) { malloc_trim(0); return 0; }
4464EOF
4465 if compile_prog "" "" ; then
4466 malloc_trim="yes"
4467 else
4468 malloc_trim="no"
4469 fi
4470fi
4471
4472##########################################
4473# tcmalloc probe
4474
4475if test "$tcmalloc" = "yes" ; then
4476 cat > $TMPC << EOF
4477#include <stdlib.h>
4478int main(void) {
4479 void *tmp = malloc(1);
4480 if (tmp != NULL) {
4481 return 0;
4482 }
4483 return 1;
4484}
4485EOF
4486
4487 if compile_prog "" "-ltcmalloc" ; then
4488 LIBS="-ltcmalloc $LIBS"
4489 else
4490 feature_not_found "tcmalloc" "install gperftools devel"
4491 fi
4492fi
4493
4494##########################################
4495# jemalloc probe
4496
4497if test "$jemalloc" = "yes" ; then
4498 cat > $TMPC << EOF
4499#include <stdlib.h>
4500int main(void) {
4501 void *tmp = malloc(1);
4502 if (tmp != NULL) {
4503 return 0;
4504 }
4505 return 1;
4506}
4507EOF
4508
4509 if compile_prog "" "-ljemalloc" ; then
4510 LIBS="-ljemalloc $LIBS"
4511 else
4512 feature_not_found "jemalloc" "install jemalloc devel"
4513 fi
4514fi
4515
4516##########################################
4517# signalfd probe
4518signalfd="no"
4519cat > $TMPC << EOF
4520#include <unistd.h>
4521#include <sys/syscall.h>
4522#include <signal.h>
4523int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
4524EOF
4525
4526if compile_prog "" "" ; then
4527 signalfd=yes
4528fi
4529
4530# check if optreset global is declared by <getopt.h>
4531optreset="no"
4532cat > $TMPC << EOF
4533#include <getopt.h>
4534int main(void) { return optreset; }
4535EOF
4536
4537if compile_prog "" "" ; then
4538 optreset=yes
4539fi
4540
4541# check if eventfd is supported
4542eventfd=no
4543cat > $TMPC << EOF
4544#include <sys/eventfd.h>
4545
4546int main(void)
4547{
4548 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
4549}
4550EOF
4551if compile_prog "" "" ; then
4552 eventfd=yes
4553fi
4554
4555# check if memfd is supported
4556memfd=no
4557cat > $TMPC << EOF
4558#include <sys/mman.h>
4559
4560int main(void)
4561{
4562 return memfd_create("foo", MFD_ALLOW_SEALING);
4563}
4564EOF
4565if compile_prog "" "" ; then
4566 memfd=yes
4567fi
4568
4569# check for usbfs
4570have_usbfs=no
4571if test "$linux_user" = "yes"; then
4572 cat > $TMPC << EOF
4573#include <linux/usbdevice_fs.h>
4574
4575#ifndef USBDEVFS_GET_CAPABILITIES
4576#error "USBDEVFS_GET_CAPABILITIES undefined"
4577#endif
4578
4579#ifndef USBDEVFS_DISCONNECT_CLAIM
4580#error "USBDEVFS_DISCONNECT_CLAIM undefined"
4581#endif
4582
4583int main(void)
4584{
4585 return 0;
4586}
4587EOF
4588 if compile_prog "" ""; then
4589 have_usbfs=yes
4590 fi
4591fi
4592
4593# check for fallocate
4594fallocate=no
4595cat > $TMPC << EOF
4596#include <fcntl.h>
4597
4598int main(void)
4599{
4600 fallocate(0, 0, 0, 0);
4601 return 0;
4602}
4603EOF
4604if compile_prog "" "" ; then
4605 fallocate=yes
4606fi
4607
4608# check for fallocate hole punching
4609fallocate_punch_hole=no
4610cat > $TMPC << EOF
4611#include <fcntl.h>
4612#include <linux/falloc.h>
4613
4614int main(void)
4615{
4616 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
4617 return 0;
4618}
4619EOF
4620if compile_prog "" "" ; then
4621 fallocate_punch_hole=yes
4622fi
4623
4624# check that fallocate supports range zeroing inside the file
4625fallocate_zero_range=no
4626cat > $TMPC << EOF
4627#include <fcntl.h>
4628#include <linux/falloc.h>
4629
4630int main(void)
4631{
4632 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
4633 return 0;
4634}
4635EOF
4636if compile_prog "" "" ; then
4637 fallocate_zero_range=yes
4638fi
4639
4640# check for posix_fallocate
4641posix_fallocate=no
4642cat > $TMPC << EOF
4643#include <fcntl.h>
4644
4645int main(void)
4646{
4647 posix_fallocate(0, 0, 0);
4648 return 0;
4649}
4650EOF
4651if compile_prog "" "" ; then
4652 posix_fallocate=yes
4653fi
4654
4655# check for sync_file_range
4656sync_file_range=no
4657cat > $TMPC << EOF
4658#include <fcntl.h>
4659
4660int main(void)
4661{
4662 sync_file_range(0, 0, 0, 0);
4663 return 0;
4664}
4665EOF
4666if compile_prog "" "" ; then
4667 sync_file_range=yes
4668fi
4669
4670# check for linux/fiemap.h and FS_IOC_FIEMAP
4671fiemap=no
4672cat > $TMPC << EOF
4673#include <sys/ioctl.h>
4674#include <linux/fs.h>
4675#include <linux/fiemap.h>
4676
4677int main(void)
4678{
4679 ioctl(0, FS_IOC_FIEMAP, 0);
4680 return 0;
4681}
4682EOF
4683if compile_prog "" "" ; then
4684 fiemap=yes
4685fi
4686
4687# check for dup3
4688dup3=no
4689cat > $TMPC << EOF
4690#include <unistd.h>
4691
4692int main(void)
4693{
4694 dup3(0, 0, 0);
4695 return 0;
4696}
4697EOF
4698if compile_prog "" "" ; then
4699 dup3=yes
4700fi
4701
4702# check for ppoll support
4703ppoll=no
4704cat > $TMPC << EOF
4705#include <poll.h>
4706
4707int main(void)
4708{
4709 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
4710 ppoll(&pfd, 1, 0, 0);
4711 return 0;
4712}
4713EOF
4714if compile_prog "" "" ; then
4715 ppoll=yes
4716fi
4717
4718# check for prctl(PR_SET_TIMERSLACK , ... ) support
4719prctl_pr_set_timerslack=no
4720cat > $TMPC << EOF
4721#include <sys/prctl.h>
4722
4723int main(void)
4724{
4725 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4726 return 0;
4727}
4728EOF
4729if compile_prog "" "" ; then
4730 prctl_pr_set_timerslack=yes
4731fi
4732
4733# check for epoll support
4734epoll=no
4735cat > $TMPC << EOF
4736#include <sys/epoll.h>
4737
4738int main(void)
4739{
4740 epoll_create(0);
4741 return 0;
4742}
4743EOF
4744if compile_prog "" "" ; then
4745 epoll=yes
4746fi
4747
4748# epoll_create1 is a later addition
4749# so we must check separately for its presence
4750epoll_create1=no
4751cat > $TMPC << EOF
4752#include <sys/epoll.h>
4753
4754int main(void)
4755{
4756 /* Note that we use epoll_create1 as a value, not as
4757 * a function being called. This is necessary so that on
4758 * old SPARC glibc versions where the function was present in
4759 * the library but not declared in the header file we will
4760 * fail the configure check. (Otherwise we will get a compiler
4761 * warning but not an error, and will proceed to fail the
4762 * qemu compile where we compile with -Werror.)
4763 */
4764 return (int)(uintptr_t)&epoll_create1;
4765}
4766EOF
4767if compile_prog "" "" ; then
4768 epoll_create1=yes
4769fi
4770
4771# check for sendfile support
4772sendfile=no
4773cat > $TMPC << EOF
4774#include <sys/sendfile.h>
4775
4776int main(void)
4777{
4778 return sendfile(0, 0, 0, 0);
4779}
4780EOF
4781if compile_prog "" "" ; then
4782 sendfile=yes
4783fi
4784
4785# check for timerfd support (glibc 2.8 and newer)
4786timerfd=no
4787cat > $TMPC << EOF
4788#include <sys/timerfd.h>
4789
4790int main(void)
4791{
4792 return(timerfd_create(CLOCK_REALTIME, 0));
4793}
4794EOF
4795if compile_prog "" "" ; then
4796 timerfd=yes
4797fi
4798
4799# check for setns and unshare support
4800setns=no
4801cat > $TMPC << EOF
4802#include <sched.h>
4803
4804int main(void)
4805{
4806 int ret;
4807 ret = setns(0, 0);
4808 ret = unshare(0);
4809 return ret;
4810}
4811EOF
4812if compile_prog "" "" ; then
4813 setns=yes
4814fi
4815
4816# clock_adjtime probe
4817clock_adjtime=no
4818cat > $TMPC <<EOF
4819#include <time.h>
4820
4821int main(void)
4822{
4823 return clock_adjtime(0, 0);
4824}
4825EOF
4826clock_adjtime=no
4827if compile_prog "" "" ; then
4828 clock_adjtime=yes
4829fi
4830
4831# syncfs probe
4832syncfs=no
4833cat > $TMPC <<EOF
4834#include <unistd.h>
4835
4836int main(void)
4837{
4838 return syncfs(0);
4839}
4840EOF
4841syncfs=no
4842if compile_prog "" "" ; then
4843 syncfs=yes
4844fi
4845
4846# check for kcov support (kernel must be 4.4+, compiled with certain options)
4847kcov=no
4848if check_include sys/kcov.h ; then
4849 kcov=yes
4850fi
4851
4852# check for btrfs filesystem support (kernel must be 3.9+)
4853btrfs=no
4854if check_include linux/btrfs.h ; then
4855 btrfs=yes
4856fi
4857
4858# If we're making warnings fatal, apply this to Sphinx runs as well
4859sphinx_werror=""
4860if test "$werror" = "yes"; then
4861 sphinx_werror="-W"
4862fi
4863
4864# Check we have a new enough version of sphinx-build
4865has_sphinx_build() {
4866 # This is a bit awkward but works: create a trivial document and
4867 # try to run it with our configuration file (which enforces a
4868 # version requirement). This will fail if either
4869 # sphinx-build doesn't exist at all or if it is too old.
4870 mkdir -p "$TMPDIR1/sphinx"
4871 touch "$TMPDIR1/sphinx/index.rst"
4872 "$sphinx_build" $sphinx_werror -c "$source_path/docs" \
4873 -b html "$TMPDIR1/sphinx" \
4874 "$TMPDIR1/sphinx/out" >> config.log 2>&1
4875}
4876
4877# Check if tools are available to build documentation.
4878if test "$docs" != "no" ; then
4879 if has_sphinx_build; then
4880 sphinx_ok=yes
4881 else
4882 sphinx_ok=no
4883 fi
4884 if has makeinfo && has pod2man && test "$sphinx_ok" = "yes"; then
4885 docs=yes
4886 else
4887 if test "$docs" = "yes" ; then
4888 if has $sphinx_build && test "$sphinx_ok" != "yes"; then
4889 echo "Warning: $sphinx_build exists but it is either too old or uses too old a Python version" >&2
4890 fi
4891 feature_not_found "docs" "Install texinfo, Perl/perl-podlators and a Python 3 version of python-sphinx"
4892 fi
4893 docs=no
4894 fi
4895fi
4896
4897# Search for bswap_32 function
4898byteswap_h=no
4899cat > $TMPC << EOF
4900#include <byteswap.h>
4901int main(void) { return bswap_32(0); }
4902EOF
4903if compile_prog "" "" ; then
4904 byteswap_h=yes
4905fi
4906
4907# Search for bswap32 function
4908bswap_h=no
4909cat > $TMPC << EOF
4910#include <sys/endian.h>
4911#include <sys/types.h>
4912#include <machine/bswap.h>
4913int main(void) { return bswap32(0); }
4914EOF
4915if compile_prog "" "" ; then
4916 bswap_h=yes
4917fi
4918
4919##########################################
4920# Do we have libiscsi >= 1.9.0
4921if test "$libiscsi" != "no" ; then
4922 if $pkg_config --atleast-version=1.9.0 libiscsi; then
4923 libiscsi="yes"
4924 libiscsi_cflags=$($pkg_config --cflags libiscsi)
4925 libiscsi_libs=$($pkg_config --libs libiscsi)
4926 else
4927 if test "$libiscsi" = "yes" ; then
4928 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
4929 fi
4930 libiscsi="no"
4931 fi
4932fi
4933
4934##########################################
4935# Do we need librt
4936# uClibc provides 2 versions of clock_gettime(), one with realtime
4937# support and one without. This means that the clock_gettime() don't
4938# need -lrt. We still need it for timer_create() so we check for this
4939# function in addition.
4940cat > $TMPC <<EOF
4941#include <signal.h>
4942#include <time.h>
4943int main(void) {
4944 timer_create(CLOCK_REALTIME, NULL, NULL);
4945 return clock_gettime(CLOCK_REALTIME, NULL);
4946}
4947EOF
4948
4949if compile_prog "" "" ; then
4950 :
4951# we need pthread for static linking. use previous pthread test result
4952elif compile_prog "" "$pthread_lib -lrt" ; then
4953 LIBS="$LIBS -lrt"
4954fi
4955
4956# Check whether we have openpty() in either libc or libutil
4957cat > $TMPC << EOF
4958extern int openpty(int *am, int *as, char *name, void *termp, void *winp);
4959int main(void) { return openpty(0, 0, 0, 0, 0); }
4960EOF
4961
4962have_openpty="no"
4963if compile_prog "" "" ; then
4964 have_openpty="yes"
4965else
4966 if compile_prog "" "-lutil" ; then
4967 have_openpty="yes"
4968 fi
4969fi
4970
4971##########################################
4972# spice probe
4973if test "$spice" != "no" ; then
4974 cat > $TMPC << EOF
4975#include <spice.h>
4976int main(void) { spice_server_new(); return 0; }
4977EOF
4978 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
4979 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
4980 if $pkg_config --atleast-version=0.12.5 spice-server && \
4981 $pkg_config --atleast-version=0.12.3 spice-protocol && \
4982 compile_prog "$spice_cflags" "$spice_libs" ; then
4983 spice="yes"
4984 else
4985 if test "$spice" = "yes" ; then
4986 feature_not_found "spice" \
4987 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel"
4988 fi
4989 spice="no"
4990 fi
4991fi
4992
4993# check for smartcard support
4994if test "$smartcard" != "no"; then
4995 if $pkg_config --atleast-version=2.5.1 libcacard; then
4996 libcacard_cflags=$($pkg_config --cflags libcacard)
4997 libcacard_libs=$($pkg_config --libs libcacard)
4998 smartcard="yes"
4999 else
5000 if test "$smartcard" = "yes"; then
5001 feature_not_found "smartcard" "Install libcacard devel"
5002 fi
5003 smartcard="no"
5004 fi
5005fi
5006
5007# check for libusb
5008if test "$libusb" != "no" ; then
5009 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
5010 libusb="yes"
5011 libusb_cflags=$($pkg_config --cflags libusb-1.0)
5012 libusb_libs=$($pkg_config --libs libusb-1.0)
5013 else
5014 if test "$libusb" = "yes"; then
5015 feature_not_found "libusb" "Install libusb devel >= 1.0.13"
5016 fi
5017 libusb="no"
5018 fi
5019fi
5020
5021# check for usbredirparser for usb network redirection support
5022if test "$usb_redir" != "no" ; then
5023 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
5024 usb_redir="yes"
5025 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
5026 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
5027 else
5028 if test "$usb_redir" = "yes"; then
5029 feature_not_found "usb-redir" "Install usbredir devel"
5030 fi
5031 usb_redir="no"
5032 fi
5033fi
5034
5035##########################################
5036# check if we have VSS SDK headers for win
5037
5038if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5039 test "$vss_win32_sdk" != "no" ; then
5040 case "$vss_win32_sdk" in
5041 "") vss_win32_include="-isystem $source_path" ;;
5042 *\ *) # The SDK is installed in "Program Files" by default, but we cannot
5043 # handle path with spaces. So we symlink the headers into ".sdk/vss".
5044 vss_win32_include="-isystem $source_path/.sdk/vss"
5045 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
5046 ;;
5047 *) vss_win32_include="-isystem $vss_win32_sdk"
5048 esac
5049 cat > $TMPC << EOF
5050#define __MIDL_user_allocate_free_DEFINED__
5051#include <inc/win2003/vss.h>
5052int main(void) { return VSS_CTX_BACKUP; }
5053EOF
5054 if compile_prog "$vss_win32_include" "" ; then
5055 guest_agent_with_vss="yes"
5056 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
5057 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
5058 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
5059 else
5060 if test "$vss_win32_sdk" != "" ; then
5061 echo "ERROR: Please download and install Microsoft VSS SDK:"
5062 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490"
5063 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
5064 echo "ERROR: scripts/extract-vsssdk-headers setup.exe"
5065 echo "ERROR: The headers are extracted in the directory \`inc'."
5066 feature_not_found "VSS support"
5067 fi
5068 guest_agent_with_vss="no"
5069 fi
5070fi
5071
5072##########################################
5073# lookup Windows platform SDK (if not specified)
5074# The SDK is needed only to build .tlb (type library) file of guest agent
5075# VSS provider from the source. It is usually unnecessary because the
5076# pre-compiled .tlb file is included.
5077
5078if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5079 test "$guest_agent_with_vss" = "yes" ; then
5080 if test -z "$win_sdk"; then
5081 programfiles="$PROGRAMFILES"
5082 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
5083 if test -n "$programfiles"; then
5084 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
5085 else
5086 feature_not_found "Windows SDK"
5087 fi
5088 elif test "$win_sdk" = "no"; then
5089 win_sdk=""
5090 fi
5091fi
5092
5093##########################################
5094# check if mingw environment provides a recent ntddscsi.h
5095if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then
5096 cat > $TMPC << EOF
5097#include <windows.h>
5098#include <ntddscsi.h>
5099int main(void) {
5100#if !defined(IOCTL_SCSI_GET_ADDRESS)
5101#error Missing required ioctl definitions
5102#endif
5103 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
5104 return addr.Lun;
5105}
5106EOF
5107 if compile_prog "" "" ; then
5108 guest_agent_ntddscsi=yes
5109 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga"
5110 fi
5111fi
5112
5113##########################################
5114# virgl renderer probe
5115
5116if test "$virglrenderer" != "no" ; then
5117 cat > $TMPC << EOF
5118#include <virglrenderer.h>
5119int main(void) { virgl_renderer_poll(); return 0; }
5120EOF
5121 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
5122 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
5123 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null)
5124 if $pkg_config virglrenderer >/dev/null 2>&1 && \
5125 compile_prog "$virgl_cflags" "$virgl_libs" ; then
5126 virglrenderer="yes"
5127 else
5128 if test "$virglrenderer" = "yes" ; then
5129 feature_not_found "virglrenderer"
5130 fi
5131 virglrenderer="no"
5132 fi
5133fi
5134
5135##########################################
5136# capstone
5137
5138case "$capstone" in
5139 "" | yes)
5140 if $pkg_config capstone; then
5141 capstone=system
5142 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
5143 capstone=git
5144 elif test -e "${source_path}/capstone/Makefile" ; then
5145 capstone=internal
5146 elif test -z "$capstone" ; then
5147 capstone=no
5148 else
5149 feature_not_found "capstone" "Install capstone devel or git submodule"
5150 fi
5151 ;;
5152
5153 system)
5154 if ! $pkg_config capstone; then
5155 feature_not_found "capstone" "Install capstone devel"
5156 fi
5157 ;;
5158esac
5159
5160case "$capstone" in
5161 git | internal)
5162 if test "$capstone" = git; then
5163 git_submodules="${git_submodules} capstone"
5164 fi
5165 mkdir -p capstone
5166 if test "$mingw32" = "yes"; then
5167 LIBCAPSTONE=capstone.lib
5168 else
5169 LIBCAPSTONE=libcapstone.a
5170 fi
5171 capstone_libs="-Lcapstone -lcapstone"
5172 capstone_cflags="-I${source_path}/capstone/include"
5173 ;;
5174
5175 system)
5176 capstone_libs="$($pkg_config --libs capstone)"
5177 capstone_cflags="$($pkg_config --cflags capstone)"
5178 ;;
5179
5180 no)
5181 ;;
5182 *)
5183 error_exit "Unknown state for capstone: $capstone"
5184 ;;
5185esac
5186
5187##########################################
5188# check if we have fdatasync
5189
5190fdatasync=no
5191cat > $TMPC << EOF
5192#include <unistd.h>
5193int main(void) {
5194#if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
5195return fdatasync(0);
5196#else
5197#error Not supported
5198#endif
5199}
5200EOF
5201if compile_prog "" "" ; then
5202 fdatasync=yes
5203fi
5204
5205##########################################
5206# check if we have madvise
5207
5208madvise=no
5209cat > $TMPC << EOF
5210#include <sys/types.h>
5211#include <sys/mman.h>
5212#include <stddef.h>
5213int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
5214EOF
5215if compile_prog "" "" ; then
5216 madvise=yes
5217fi
5218
5219##########################################
5220# check if we have posix_madvise
5221
5222posix_madvise=no
5223cat > $TMPC << EOF
5224#include <sys/mman.h>
5225#include <stddef.h>
5226int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
5227EOF
5228if compile_prog "" "" ; then
5229 posix_madvise=yes
5230fi
5231
5232##########################################
5233# check if we have posix_memalign()
5234
5235posix_memalign=no
5236cat > $TMPC << EOF
5237#include <stdlib.h>
5238int main(void) {
5239 void *p;
5240 return posix_memalign(&p, 8, 8);
5241}
5242EOF
5243if compile_prog "" "" ; then
5244 posix_memalign=yes
5245fi
5246
5247##########################################
5248# check if we have posix_syslog
5249
5250posix_syslog=no
5251cat > $TMPC << EOF
5252#include <syslog.h>
5253int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
5254EOF
5255if compile_prog "" "" ; then
5256 posix_syslog=yes
5257fi
5258
5259##########################################
5260# check if we have sem_timedwait
5261
5262sem_timedwait=no
5263cat > $TMPC << EOF
5264#include <semaphore.h>
5265int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); }
5266EOF
5267if compile_prog "" "" ; then
5268 sem_timedwait=yes
5269fi
5270
5271##########################################
5272# check if we have strchrnul
5273
5274strchrnul=no
5275cat > $TMPC << EOF
5276#include <string.h>
5277int main(void);
5278// Use a haystack that the compiler shouldn't be able to constant fold
5279char *haystack = (char*)&main;
5280int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; }
5281EOF
5282if compile_prog "" "" ; then
5283 strchrnul=yes
5284fi
5285
5286#########################################
5287# check if we have st_atim
5288
5289st_atim=no
5290cat > $TMPC << EOF
5291#include <sys/stat.h>
5292#include <stddef.h>
5293int main(void) { return offsetof(struct stat, st_atim); }
5294EOF
5295if compile_prog "" "" ; then
5296 st_atim=yes
5297fi
5298
5299##########################################
5300# check if trace backend exists
5301
5302$python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null
5303if test "$?" -ne 0 ; then
5304 error_exit "invalid trace backends" \
5305 "Please choose supported trace backends."
5306fi
5307
5308##########################################
5309# For 'ust' backend, test if ust headers are present
5310if have_backend "ust"; then
5311 cat > $TMPC << EOF
5312#include <lttng/tracepoint.h>
5313int main(void) { return 0; }
5314EOF
5315 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
5316 if $pkg_config lttng-ust --exists; then
5317 lttng_ust_libs=$($pkg_config --libs lttng-ust)
5318 else
5319 lttng_ust_libs="-llttng-ust -ldl"
5320 fi
5321 if $pkg_config liburcu-bp --exists; then
5322 urcu_bp_libs=$($pkg_config --libs liburcu-bp)
5323 else
5324 urcu_bp_libs="-lurcu-bp"
5325 fi
5326 else
5327 error_exit "Trace backend 'ust' missing lttng-ust header files"
5328 fi
5329fi
5330
5331##########################################
5332# For 'dtrace' backend, test if 'dtrace' command is present
5333if have_backend "dtrace"; then
5334 if ! has 'dtrace' ; then
5335 error_exit "dtrace command is not found in PATH $PATH"
5336 fi
5337 trace_backend_stap="no"
5338 if has 'stap' ; then
5339 trace_backend_stap="yes"
5340 fi
5341fi
5342
5343##########################################
5344# check and set a backend for coroutine
5345
5346# We prefer ucontext, but it's not always possible. The fallback
5347# is sigcontext. On Windows the only valid backend is the Windows
5348# specific one.
5349
5350ucontext_works=no
5351if test "$darwin" != "yes"; then
5352 cat > $TMPC << EOF
5353#include <ucontext.h>
5354#ifdef __stub_makecontext
5355#error Ignoring glibc stub makecontext which will always fail
5356#endif
5357int main(void) { makecontext(0, 0, 0); return 0; }
5358EOF
5359 if compile_prog "" "" ; then
5360 ucontext_works=yes
5361 fi
5362fi
5363
5364if test "$coroutine" = ""; then
5365 if test "$mingw32" = "yes"; then
5366 coroutine=win32
5367 elif test "$ucontext_works" = "yes"; then
5368 coroutine=ucontext
5369 else
5370 coroutine=sigaltstack
5371 fi
5372else
5373 case $coroutine in
5374 windows)
5375 if test "$mingw32" != "yes"; then
5376 error_exit "'windows' coroutine backend only valid for Windows"
5377 fi
5378 # Unfortunately the user visible backend name doesn't match the
5379 # coroutine-*.c filename for this case, so we have to adjust it here.
5380 coroutine=win32
5381 ;;
5382 ucontext)
5383 if test "$ucontext_works" != "yes"; then
5384 feature_not_found "ucontext"
5385 fi
5386 ;;
5387 sigaltstack)
5388 if test "$mingw32" = "yes"; then
5389 error_exit "only the 'windows' coroutine backend is valid for Windows"
5390 fi
5391 ;;
5392 *)
5393 error_exit "unknown coroutine backend $coroutine"
5394 ;;
5395 esac
5396fi
5397
5398if test "$coroutine_pool" = ""; then
5399 coroutine_pool=yes
5400fi
5401
5402if test "$debug_stack_usage" = "yes"; then
5403 if test "$coroutine_pool" = "yes"; then
5404 echo "WARN: disabling coroutine pool for stack usage debugging"
5405 coroutine_pool=no
5406 fi
5407fi
5408
5409##################################################
5410# SafeStack
5411
5412
5413if test "$safe_stack" = "yes"; then
5414cat > $TMPC << EOF
5415int main(int argc, char *argv[])
5416{
5417#if ! __has_feature(safe_stack)
5418#error SafeStack Disabled
5419#endif
5420 return 0;
5421}
5422EOF
5423 flag="-fsanitize=safe-stack"
5424 # Check that safe-stack is supported and enabled.
5425 if compile_prog "-Werror $flag" "$flag"; then
5426 # Flag needed both at compilation and at linking
5427 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
5428 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
5429 else
5430 error_exit "SafeStack not supported by your compiler"
5431 fi
5432 if test "$coroutine" != "ucontext"; then
5433 error_exit "SafeStack is only supported by the coroutine backend ucontext"
5434 fi
5435else
5436cat > $TMPC << EOF
5437int main(int argc, char *argv[])
5438{
5439#if defined(__has_feature)
5440#if __has_feature(safe_stack)
5441#error SafeStack Enabled
5442#endif
5443#endif
5444 return 0;
5445}
5446EOF
5447if test "$safe_stack" = "no"; then
5448 # Make sure that safe-stack is disabled
5449 if ! compile_prog "-Werror" ""; then
5450 # SafeStack was already enabled, try to explicitly remove the feature
5451 flag="-fno-sanitize=safe-stack"
5452 if ! compile_prog "-Werror $flag" "$flag"; then
5453 error_exit "Configure cannot disable SafeStack"
5454 fi
5455 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
5456 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
5457 fi
5458else # "$safe_stack" = ""
5459 # Set safe_stack to yes or no based on pre-existing flags
5460 if compile_prog "-Werror" ""; then
5461 safe_stack="no"
5462 else
5463 safe_stack="yes"
5464 if test "$coroutine" != "ucontext"; then
5465 error_exit "SafeStack is only supported by the coroutine backend ucontext"
5466 fi
5467 fi
5468fi
5469fi
5470
5471##########################################
5472# check if we have open_by_handle_at
5473
5474open_by_handle_at=no
5475cat > $TMPC << EOF
5476#include <fcntl.h>
5477#if !defined(AT_EMPTY_PATH)
5478# error missing definition
5479#else
5480int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
5481#endif
5482EOF
5483if compile_prog "" "" ; then
5484 open_by_handle_at=yes
5485fi
5486
5487########################################
5488# check if we have linux/magic.h
5489
5490linux_magic_h=no
5491cat > $TMPC << EOF
5492#include <linux/magic.h>
5493int main(void) {
5494 return 0;
5495}
5496EOF
5497if compile_prog "" "" ; then
5498 linux_magic_h=yes
5499fi
5500
5501########################################
5502# check if we have valgrind/valgrind.h
5503
5504valgrind_h=no
5505cat > $TMPC << EOF
5506#include <valgrind/valgrind.h>
5507int main(void) {
5508 return 0;
5509}
5510EOF
5511if compile_prog "" "" ; then
5512 valgrind_h=yes
5513fi
5514
5515########################################
5516# check if environ is declared
5517
5518has_environ=no
5519cat > $TMPC << EOF
5520#include <unistd.h>
5521int main(void) {
5522 environ = 0;
5523 return 0;
5524}
5525EOF
5526if compile_prog "" "" ; then
5527 has_environ=yes
5528fi
5529
5530########################################
5531# check if cpuid.h is usable.
5532
5533cat > $TMPC << EOF
5534#include <cpuid.h>
5535int main(void) {
5536 unsigned a, b, c, d;
5537 int max = __get_cpuid_max(0, 0);
5538
5539 if (max >= 1) {
5540 __cpuid(1, a, b, c, d);
5541 }
5542
5543 if (max >= 7) {
5544 __cpuid_count(7, 0, a, b, c, d);
5545 }
5546
5547 return 0;
5548}
5549EOF
5550if compile_prog "" "" ; then
5551 cpuid_h=yes
5552fi
5553
5554##########################################
5555# avx2 optimization requirement check
5556#
5557# There is no point enabling this if cpuid.h is not usable,
5558# since we won't be able to select the new routines.
5559
5560if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then
5561 cat > $TMPC << EOF
5562#pragma GCC push_options
5563#pragma GCC target("avx2")
5564#include <cpuid.h>
5565#include <immintrin.h>
5566static int bar(void *a) {
5567 __m256i x = *(__m256i *)a;
5568 return _mm256_testz_si256(x, x);
5569}
5570int main(int argc, char *argv[]) { return bar(argv[0]); }
5571EOF
5572 if compile_object "" ; then
5573 avx2_opt="yes"
5574 else
5575 avx2_opt="no"
5576 fi
5577fi
5578
5579##########################################
5580# avx512f optimization requirement check
5581#
5582# There is no point enabling this if cpuid.h is not usable,
5583# since we won't be able to select the new routines.
5584# by default, it is turned off.
5585# if user explicitly want to enable it, check environment
5586
5587if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then
5588 cat > $TMPC << EOF
5589#pragma GCC push_options
5590#pragma GCC target("avx512f")
5591#include <cpuid.h>
5592#include <immintrin.h>
5593static int bar(void *a) {
5594 __m512i x = *(__m512i *)a;
5595 return _mm512_test_epi64_mask(x, x);
5596}
5597int main(int argc, char *argv[])
5598{
5599 return bar(argv[0]);
5600}
5601EOF
5602 if ! compile_object "" ; then
5603 avx512f_opt="no"
5604 fi
5605else
5606 avx512f_opt="no"
5607fi
5608
5609########################################
5610# check if __[u]int128_t is usable.
5611
5612int128=no
5613cat > $TMPC << EOF
5614__int128_t a;
5615__uint128_t b;
5616int main (void) {
5617 a = a + b;
5618 b = a * b;
5619 a = a * a;
5620 return 0;
5621}
5622EOF
5623if compile_prog "" "" ; then
5624 int128=yes
5625fi
5626
5627#########################################
5628# See if 128-bit atomic operations are supported.
5629
5630atomic128=no
5631if test "$int128" = "yes"; then
5632 cat > $TMPC << EOF
5633int main(void)
5634{
5635 unsigned __int128 x = 0, y = 0;
5636 y = __atomic_load_16(&x, 0);
5637 __atomic_store_16(&x, y, 0);
5638 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
5639 return 0;
5640}
5641EOF
5642 if compile_prog "" "" ; then
5643 atomic128=yes
5644 fi
5645fi
5646
5647cmpxchg128=no
5648if test "$int128" = yes && test "$atomic128" = no; then
5649 cat > $TMPC << EOF
5650int main(void)
5651{
5652 unsigned __int128 x = 0, y = 0;
5653 __sync_val_compare_and_swap_16(&x, y, x);
5654 return 0;
5655}
5656EOF
5657 if compile_prog "" "" ; then
5658 cmpxchg128=yes
5659 fi
5660fi
5661
5662#########################################
5663# See if 64-bit atomic operations are supported.
5664# Note that without __atomic builtins, we can only
5665# assume atomic loads/stores max at pointer size.
5666
5667cat > $TMPC << EOF
5668#include <stdint.h>
5669int main(void)
5670{
5671 uint64_t x = 0, y = 0;
5672#ifdef __ATOMIC_RELAXED
5673 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
5674 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
5675 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
5676 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
5677 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
5678#else
5679 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
5680 __sync_lock_test_and_set(&x, y);
5681 __sync_val_compare_and_swap(&x, y, 0);
5682 __sync_fetch_and_add(&x, y);
5683#endif
5684 return 0;
5685}
5686EOF
5687if compile_prog "" "" ; then
5688 atomic64=yes
5689fi
5690
5691#########################################
5692# See if --dynamic-list is supported by the linker
5693ld_dynamic_list="no"
5694if test "$static" = "no" ; then
5695 cat > $TMPTXT <<EOF
5696{
5697 foo;
5698};
5699EOF
5700
5701 cat > $TMPC <<EOF
5702#include <stdio.h>
5703void foo(void);
5704
5705void foo(void)
5706{
5707 printf("foo\n");
5708}
5709
5710int main(void)
5711{
5712 foo();
5713 return 0;
5714}
5715EOF
5716
5717 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then
5718 ld_dynamic_list="yes"
5719 fi
5720fi
5721
5722#########################################
5723# See if -exported_symbols_list is supported by the linker
5724
5725ld_exported_symbols_list="no"
5726if test "$static" = "no" ; then
5727 cat > $TMPTXT <<EOF
5728 _foo
5729EOF
5730
5731 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then
5732 ld_exported_symbols_list="yes"
5733 fi
5734fi
5735
5736if test "$plugins" = "yes" &&
5737 test "$ld_dynamic_list" = "no" &&
5738 test "$ld_exported_symbols_list" = "no" ; then
5739 error_exit \
5740 "Plugin support requires dynamic linking and specifying a set of symbols " \
5741 "that are exported to plugins. Unfortunately your linker doesn't " \
5742 "support the flag (--dynamic-list or -exported_symbols_list) used " \
5743 "for this purpose. You can't build with --static."
5744fi
5745
5746########################################
5747# See if __attribute__((alias)) is supported.
5748# This false for Xcode 9, but has been remedied for Xcode 10.
5749# Unfortunately, travis uses Xcode 9 by default.
5750
5751attralias=no
5752cat > $TMPC << EOF
5753int x = 1;
5754extern const int y __attribute__((alias("x")));
5755int main(void) { return 0; }
5756EOF
5757if compile_prog "" "" ; then
5758 attralias=yes
5759fi
5760
5761########################################
5762# check if getauxval is available.
5763
5764getauxval=no
5765cat > $TMPC << EOF
5766#include <sys/auxv.h>
5767int main(void) {
5768 return getauxval(AT_HWCAP) == 0;
5769}
5770EOF
5771if compile_prog "" "" ; then
5772 getauxval=yes
5773fi
5774
5775########################################
5776# check if ccache is interfering with
5777# semantic analysis of macros
5778
5779unset CCACHE_CPP2
5780ccache_cpp2=no
5781cat > $TMPC << EOF
5782static const int Z = 1;
5783#define fn() ({ Z; })
5784#define TAUT(X) ((X) == Z)
5785#define PAREN(X, Y) (X == Y)
5786#define ID(X) (X)
5787int main(int argc, char *argv[])
5788{
5789 int x = 0, y = 0;
5790 x = ID(x);
5791 x = fn();
5792 fn();
5793 if (PAREN(x, y)) return 0;
5794 if (TAUT(Z)) return 0;
5795 return 0;
5796}
5797EOF
5798
5799if ! compile_object "-Werror"; then
5800 ccache_cpp2=yes
5801fi
5802
5803#################################################
5804# clang does not support glibc + FORTIFY_SOURCE.
5805
5806if test "$fortify_source" != "no"; then
5807 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
5808 fortify_source="no";
5809 elif test -n "$cxx" && has $cxx &&
5810 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
5811 fortify_source="no";
5812 else
5813 fortify_source="yes"
5814 fi
5815fi
5816
5817###############################################
5818# Check if copy_file_range is provided by glibc
5819have_copy_file_range=no
5820cat > $TMPC << EOF
5821#include <unistd.h>
5822int main(void) {
5823 copy_file_range(0, NULL, 0, NULL, 0, 0);
5824 return 0;
5825}
5826EOF
5827if compile_prog "" "" ; then
5828 have_copy_file_range=yes
5829fi
5830
5831##########################################
5832# check if struct fsxattr is available via linux/fs.h
5833
5834have_fsxattr=no
5835cat > $TMPC << EOF
5836#include <linux/fs.h>
5837struct fsxattr foo;
5838int main(void) {
5839 return 0;
5840}
5841EOF
5842if compile_prog "" "" ; then
5843 have_fsxattr=yes
5844fi
5845
5846##########################################
5847# check for usable membarrier system call
5848if test "$membarrier" = "yes"; then
5849 have_membarrier=no
5850 if test "$mingw32" = "yes" ; then
5851 have_membarrier=yes
5852 elif test "$linux" = "yes" ; then
5853 cat > $TMPC << EOF
5854 #include <linux/membarrier.h>
5855 #include <sys/syscall.h>
5856 #include <unistd.h>
5857 #include <stdlib.h>
5858 int main(void) {
5859 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
5860 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
5861 exit(0);
5862 }
5863EOF
5864 if compile_prog "" "" ; then
5865 have_membarrier=yes
5866 fi
5867 fi
5868 if test "$have_membarrier" = "no"; then
5869 feature_not_found "membarrier" "membarrier system call not available"
5870 fi
5871else
5872 # Do not enable it by default even for Mingw32, because it doesn't
5873 # work on Wine.
5874 membarrier=no
5875fi
5876
5877##########################################
5878# check if rtnetlink.h exists and is useful
5879have_rtnetlink=no
5880cat > $TMPC << EOF
5881#include <linux/rtnetlink.h>
5882int main(void) {
5883 return IFLA_PROTO_DOWN;
5884}
5885EOF
5886if compile_prog "" "" ; then
5887 have_rtnetlink=yes
5888fi
5889
5890##########################################
5891# check for usable AF_VSOCK environment
5892have_af_vsock=no
5893cat > $TMPC << EOF
5894#include <errno.h>
5895#include <sys/types.h>
5896#include <sys/socket.h>
5897#if !defined(AF_VSOCK)
5898# error missing AF_VSOCK flag
5899#endif
5900#include <linux/vm_sockets.h>
5901int main(void) {
5902 int sock, ret;
5903 struct sockaddr_vm svm;
5904 socklen_t len = sizeof(svm);
5905 sock = socket(AF_VSOCK, SOCK_STREAM, 0);
5906 ret = getpeername(sock, (struct sockaddr *)&svm, &len);
5907 if ((ret == -1) && (errno == ENOTCONN)) {
5908 return 0;
5909 }
5910 return -1;
5911}
5912EOF
5913if compile_prog "" "" ; then
5914 have_af_vsock=yes
5915fi
5916
5917##########################################
5918# check for usable AF_ALG environment
5919have_afalg=no
5920cat > $TMPC << EOF
5921#include <errno.h>
5922#include <sys/types.h>
5923#include <sys/socket.h>
5924#include <linux/if_alg.h>
5925int main(void) {
5926 int sock;
5927 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
5928 return sock;
5929}
5930EOF
5931if compile_prog "" "" ; then
5932 have_afalg=yes
5933fi
5934if test "$crypto_afalg" = "yes"
5935then
5936 if test "$have_afalg" != "yes"
5937 then
5938 error_exit "AF_ALG requested but could not be detected"
5939 fi
5940fi
5941
5942
5943#################################################
5944# Check to see if we have the Hypervisor framework
5945if [ "$darwin" = "yes" ] ; then
5946 cat > $TMPC << EOF
5947#include <Hypervisor/hv.h>
5948int main() { return 0;}
5949EOF
5950 if ! compile_object ""; then
5951 hvf='no'
5952 else
5953 hvf='yes'
5954 QEMU_LDFLAGS="-framework Hypervisor $QEMU_LDFLAGS"
5955 fi
5956fi
5957
5958##########################################
5959# check for sysmacros.h
5960
5961have_sysmacros=no
5962cat > $TMPC << EOF
5963#include <sys/sysmacros.h>
5964int main(void) {
5965 return makedev(0, 0);
5966}
5967EOF
5968if compile_prog "" "" ; then
5969 have_sysmacros=yes
5970fi
5971
5972##########################################
5973# check for _Static_assert()
5974
5975have_static_assert=no
5976cat > $TMPC << EOF
5977_Static_assert(1, "success");
5978int main(void) {
5979 return 0;
5980}
5981EOF
5982if compile_prog "" "" ; then
5983 have_static_assert=yes
5984fi
5985
5986##########################################
5987# check for utmpx.h, it is missing e.g. on OpenBSD
5988
5989have_utmpx=no
5990cat > $TMPC << EOF
5991#include <utmpx.h>
5992struct utmpx user_info;
5993int main(void) {
5994 return 0;
5995}
5996EOF
5997if compile_prog "" "" ; then
5998 have_utmpx=yes
5999fi
6000
6001##########################################
6002# check for getrandom()
6003
6004have_getrandom=no
6005cat > $TMPC << EOF
6006#include <sys/random.h>
6007int main(void) {
6008 return getrandom(0, 0, GRND_NONBLOCK);
6009}
6010EOF
6011if compile_prog "" "" ; then
6012 have_getrandom=yes
6013fi
6014
6015##########################################
6016# checks for sanitizers
6017
6018have_asan=no
6019have_ubsan=no
6020have_asan_iface_h=no
6021have_asan_iface_fiber=no
6022
6023if test "$sanitizers" = "yes" ; then
6024 write_c_skeleton
6025 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
6026 have_asan=yes
6027 fi
6028
6029 # we could use a simple skeleton for flags checks, but this also
6030 # detect the static linking issue of ubsan, see also:
6031 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
6032 cat > $TMPC << EOF
6033#include <stdlib.h>
6034int main(void) {
6035 void *tmp = malloc(10);
6036 if (tmp != NULL) {
6037 return *(int *)(tmp + 2);
6038 }
6039 return 1;
6040}
6041EOF
6042 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
6043 have_ubsan=yes
6044 fi
6045
6046 if check_include "sanitizer/asan_interface.h" ; then
6047 have_asan_iface_h=yes
6048 fi
6049
6050 cat > $TMPC << EOF
6051#include <sanitizer/asan_interface.h>
6052int main(void) {
6053 __sanitizer_start_switch_fiber(0, 0, 0);
6054 return 0;
6055}
6056EOF
6057 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
6058 have_asan_iface_fiber=yes
6059 fi
6060fi
6061
6062##########################################
6063# checks for fuzzer
6064if test "$fuzzing" = "yes" && test -z "${LIB_FUZZING_ENGINE+xxx}"; then
6065 write_c_fuzzer_skeleton
6066 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=fuzzer" ""; then
6067 have_fuzzer=yes
6068 else
6069 error_exit "Your compiler doesn't support -fsanitize=fuzzer"
6070 exit 1
6071 fi
6072fi
6073
6074# Thread sanitizer is, for now, much noisier than the other sanitizers;
6075# keep it separate until that is not the case.
6076if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then
6077 error_exit "TSAN is not supported with other sanitiziers."
6078fi
6079have_tsan=no
6080have_tsan_iface_fiber=no
6081if test "$tsan" = "yes" ; then
6082 write_c_skeleton
6083 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6084 have_tsan=yes
6085 fi
6086 cat > $TMPC << EOF
6087#include <sanitizer/tsan_interface.h>
6088int main(void) {
6089 __tsan_create_fiber(0);
6090 return 0;
6091}
6092EOF
6093 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6094 have_tsan_iface_fiber=yes
6095 fi
6096fi
6097
6098##########################################
6099# check for libpmem
6100
6101if test "$libpmem" != "no"; then
6102 if $pkg_config --exists "libpmem"; then
6103 libpmem="yes"
6104 libpmem_libs=$($pkg_config --libs libpmem)
6105 libpmem_cflags=$($pkg_config --cflags libpmem)
6106 else
6107 if test "$libpmem" = "yes" ; then
6108 feature_not_found "libpmem" "Install nvml or pmdk"
6109 fi
6110 libpmem="no"
6111 fi
6112fi
6113
6114##########################################
6115# check for libdaxctl
6116
6117if test "$libdaxctl" != "no"; then
6118 if $pkg_config --atleast-version=57 "libdaxctl"; then
6119 libdaxctl="yes"
6120 libdaxctl_libs=$($pkg_config --libs libdaxctl)
6121 libdaxctl_cflags=$($pkg_config --cflags libdaxctl)
6122 else
6123 if test "$libdaxctl" = "yes" ; then
6124 feature_not_found "libdaxctl" "Install libdaxctl"
6125 fi
6126 libdaxctl="no"
6127 fi
6128fi
6129
6130##########################################
6131# check for slirp
6132
6133# slirp is only required when building softmmu targets
6134if test -z "$slirp" -a "$softmmu" != "yes" ; then
6135 slirp="no"
6136fi
6137
6138case "$slirp" in
6139 "" | yes)
6140 if $pkg_config slirp; then
6141 slirp=system
6142 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
6143 slirp=git
6144 elif test -e "${source_path}/slirp/Makefile" ; then
6145 slirp=internal
6146 elif test -z "$slirp" ; then
6147 slirp=no
6148 else
6149 feature_not_found "slirp" "Install slirp devel or git submodule"
6150 fi
6151 ;;
6152
6153 system)
6154 if ! $pkg_config slirp; then
6155 feature_not_found "slirp" "Install slirp devel"
6156 fi
6157 ;;
6158esac
6159
6160case "$slirp" in
6161 git | internal)
6162 if test "$slirp" = git; then
6163 git_submodules="${git_submodules} slirp"
6164 fi
6165 mkdir -p slirp
6166 slirp_cflags="-I${source_path}/slirp/src -Islirp/src"
6167 slirp_libs="-Lslirp -lslirp"
6168 if test "$mingw32" = "yes" ; then
6169 slirp_libs="$slirp_libs -lws2_32 -liphlpapi"
6170 fi
6171 ;;
6172
6173 system)
6174 slirp_version=$($pkg_config --modversion slirp 2>/dev/null)
6175 slirp_cflags=$($pkg_config --cflags slirp 2>/dev/null)
6176 slirp_libs=$($pkg_config --libs slirp 2>/dev/null)
6177 ;;
6178
6179 no)
6180 ;;
6181 *)
6182 error_exit "Unknown state for slirp: $slirp"
6183 ;;
6184esac
6185
6186##########################################
6187# check for usable __NR_keyctl syscall
6188
6189if test "$linux" = "yes" ; then
6190
6191 have_keyring=no
6192 cat > $TMPC << EOF
6193#include <errno.h>
6194#include <asm/unistd.h>
6195#include <linux/keyctl.h>
6196#include <unistd.h>
6197int main(void) {
6198 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
6199}
6200EOF
6201 if compile_prog "" "" ; then
6202 have_keyring=yes
6203 fi
6204fi
6205if test "$secret_keyring" != "no"
6206then
6207 if test "$have_keyring" = "yes"
6208 then
6209 secret_keyring=yes
6210 else
6211 if test "$secret_keyring" = "yes"
6212 then
6213 error_exit "syscall __NR_keyctl requested, \
6214but not implemented on your system"
6215 else
6216 secret_keyring=no
6217 fi
6218 fi
6219fi
6220
6221##########################################
6222# End of CC checks
6223# After here, no more $cc or $ld runs
6224
6225write_c_skeleton
6226
6227if test "$gcov" = "yes" ; then
6228 :
6229elif test "$fortify_source" = "yes" ; then
6230 QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
6231 debug=no
6232fi
6233if test "$debug_info" = "yes"; then
6234 CFLAGS="-g $CFLAGS"
6235 LDFLAGS="-g $LDFLAGS"
6236fi
6237if test "$debug" = "no"; then
6238 CFLAGS="-O2 $CFLAGS"
6239fi
6240
6241case "$ARCH" in
6242alpha)
6243 # Ensure there's only a single GP
6244 QEMU_CFLAGS="-msmall-data $QEMU_CFLAGS"
6245;;
6246esac
6247
6248if test "$gprof" = "yes" ; then
6249 QEMU_CFLAGS="-p $QEMU_CFLAGS"
6250 QEMU_LDFLAGS="-p $QEMU_LDFLAGS"
6251fi
6252
6253if test "$have_asan" = "yes"; then
6254 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
6255 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
6256 if test "$have_asan_iface_h" = "no" ; then
6257 echo "ASAN build enabled, but ASAN header missing." \
6258 "Without code annotation, the report may be inferior."
6259 elif test "$have_asan_iface_fiber" = "no" ; then
6260 echo "ASAN build enabled, but ASAN header is too old." \
6261 "Without code annotation, the report may be inferior."
6262 fi
6263fi
6264if test "$have_tsan" = "yes" ; then
6265 if test "$have_tsan_iface_fiber" = "yes" ; then
6266 QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS"
6267 QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS"
6268 else
6269 error_exit "Cannot enable TSAN due to missing fiber annotation interface."
6270 fi
6271elif test "$tsan" = "yes" ; then
6272 error_exit "Cannot enable TSAN due to missing sanitize thread interface."
6273fi
6274if test "$have_ubsan" = "yes"; then
6275 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
6276 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
6277fi
6278
6279##########################################
6280# Do we have libnfs
6281if test "$libnfs" != "no" ; then
6282 if $pkg_config --atleast-version=1.9.3 libnfs; then
6283 libnfs="yes"
6284 libnfs_libs=$($pkg_config --libs libnfs)
6285 else
6286 if test "$libnfs" = "yes" ; then
6287 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
6288 fi
6289 libnfs="no"
6290 fi
6291fi
6292
6293##########################################
6294# Do we have libudev
6295if test "$libudev" != "no" ; then
6296 if $pkg_config libudev && test "$static" != "yes"; then
6297 libudev="yes"
6298 libudev_libs=$($pkg_config --libs libudev)
6299 else
6300 libudev="no"
6301 fi
6302fi
6303
6304# Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
6305if test "$solaris" = "no" && test "$tsan" = "no"; then
6306 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
6307 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS"
6308 fi
6309fi
6310
6311# test if pod2man has --utf8 option
6312if pod2man --help | grep -q utf8; then
6313 POD2MAN="pod2man --utf8"
6314else
6315 POD2MAN="pod2man"
6316fi
6317
6318# Use ASLR, no-SEH and DEP if available
6319if test "$mingw32" = "yes" ; then
6320 for flag in --dynamicbase --no-seh --nxcompat; do
6321 if ld_has $flag ; then
6322 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
6323 fi
6324 done
6325fi
6326
6327# Disable OpenBSD W^X if available
6328if test "$tcg" = "yes" && test "$targetos" = "OpenBSD"; then
6329 cat > $TMPC <<EOF
6330 int main(void) { return 0; }
6331EOF
6332 wx_ldflags="-Wl,-z,wxneeded"
6333 if compile_prog "" "$wx_ldflags"; then
6334 QEMU_LDFLAGS="$QEMU_LDFLAGS $wx_ldflags"
6335 fi
6336fi
6337
6338qemu_confdir="$sysconfdir/$qemu_suffix"
6339qemu_moddir="$libdir/$qemu_suffix"
6340qemu_datadir="$datadir/$qemu_suffix"
6341qemu_docdir="$docdir/$qemu_suffix"
6342qemu_localedir="$datadir/locale"
6343qemu_icondir="$datadir/icons"
6344qemu_desktopdir="$datadir/applications"
6345
6346# We can only support ivshmem if we have eventfd
6347if [ "$eventfd" = "yes" ]; then
6348 ivshmem=yes
6349fi
6350
6351if test "$softmmu" = yes ; then
6352 if test "$linux" = yes; then
6353 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then
6354 virtfs=yes
6355 else
6356 if test "$virtfs" = yes; then
6357 error_exit "VirtFS requires libcap-ng devel and libattr devel"
6358 fi
6359 virtfs=no
6360 fi
6361 if test "$mpath" != no && test "$mpathpersist" = yes ; then
6362 mpath=yes
6363 else
6364 if test "$mpath" = yes; then
6365 error_exit "Multipath requires libmpathpersist devel"
6366 fi
6367 mpath=no
6368 fi
6369 else
6370 if test "$virtfs" = yes; then
6371 error_exit "VirtFS is supported only on Linux"
6372 fi
6373 virtfs=no
6374 if test "$mpath" = yes; then
6375 error_exit "Multipath is supported only on Linux"
6376 fi
6377 mpath=no
6378 fi
6379fi
6380
6381# Probe for guest agent support/options
6382
6383if [ "$guest_agent" != "no" ]; then
6384 if [ "$softmmu" = no -a "$want_tools" = no ] ; then
6385 guest_agent=no
6386 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
6387 guest_agent=yes
6388 elif [ "$guest_agent" != yes ]; then
6389 guest_agent=no
6390 else
6391 error_exit "Guest agent is not supported on this platform"
6392 fi
6393fi
6394
6395# Guest agent Window MSI package
6396
6397if test "$guest_agent" != yes; then
6398 if test "$guest_agent_msi" = yes; then
6399 error_exit "MSI guest agent package requires guest agent enabled"
6400 fi
6401 guest_agent_msi=no
6402elif test "$mingw32" != "yes"; then
6403 if test "$guest_agent_msi" = "yes"; then
6404 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
6405 fi
6406 guest_agent_msi=no
6407elif ! has wixl; then
6408 if test "$guest_agent_msi" = "yes"; then
6409 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
6410 fi
6411 guest_agent_msi=no
6412else
6413 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
6414 # disabled explicitly
6415 if test "$guest_agent_msi" != "no"; then
6416 guest_agent_msi=yes
6417 fi
6418fi
6419
6420if test "$guest_agent_msi" = "yes"; then
6421 if test "$guest_agent_with_vss" = "yes"; then
6422 QEMU_GA_MSI_WITH_VSS="-D InstallVss"
6423 fi
6424
6425 if test "$QEMU_GA_MANUFACTURER" = ""; then
6426 QEMU_GA_MANUFACTURER=QEMU
6427 fi
6428
6429 if test "$QEMU_GA_DISTRO" = ""; then
6430 QEMU_GA_DISTRO=Linux
6431 fi
6432
6433 if test "$QEMU_GA_VERSION" = ""; then
6434 QEMU_GA_VERSION=$(cat $source_path/VERSION)
6435 fi
6436
6437 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
6438
6439 case "$cpu" in
6440 x86_64)
6441 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
6442 ;;
6443 i386)
6444 QEMU_GA_MSI_ARCH="-D Arch=32"
6445 ;;
6446 *)
6447 error_exit "CPU $cpu not supported for building installation package"
6448 ;;
6449 esac
6450fi
6451
6452# Mac OS X ships with a broken assembler
6453roms=
6454if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \
6455 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \
6456 test "$softmmu" = yes ; then
6457 # Different host OS linkers have different ideas about the name of the ELF
6458 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
6459 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
6460 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
6461 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
6462 ld_i386_emulation="$emu"
6463 roms="optionrom"
6464 break
6465 fi
6466 done
6467fi
6468
6469# Only build s390-ccw bios if we're on s390x and the compiler has -march=z900
6470if test "$cpu" = "s390x" ; then
6471 write_c_skeleton
6472 if compile_prog "-march=z900" ""; then
6473 roms="$roms s390-ccw"
6474 # SLOF is required for building the s390-ccw firmware on s390x,
6475 # since it is using the libnet code from SLOF for network booting.
6476 if test -e "${source_path}/.git" ; then
6477 git_submodules="${git_submodules} roms/SLOF"
6478 fi
6479 fi
6480fi
6481
6482# Check that the C++ compiler exists and works with the C compiler.
6483# All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
6484if has $cxx; then
6485 cat > $TMPC <<EOF
6486int c_function(void);
6487int main(void) { return c_function(); }
6488EOF
6489
6490 compile_object
6491
6492 cat > $TMPCXX <<EOF
6493extern "C" {
6494 int c_function(void);
6495}
6496int c_function(void) { return 42; }
6497EOF
6498
6499 update_cxxflags
6500
6501 if do_cxx $CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
6502 # C++ compiler $cxx works ok with C compiler $cc
6503 :
6504 else
6505 echo "C++ compiler $cxx does not work with C compiler $cc"
6506 echo "Disabling C++ specific optional code"
6507 cxx=
6508 fi
6509else
6510 echo "No C++ compiler available; disabling C++ specific optional code"
6511 cxx=
6512fi
6513
6514if test $git_update = 'yes' ; then
6515 (cd "${source_path}" && GIT="$git" "./scripts/git-submodule.sh" update "$git_submodules")
6516fi
6517if test "$fdt" = "git" ; then
6518 symlink "$source_path/dtc/Makefile" "dtc/Makefile"
6519fi
6520
6521config_host_mak="config-host.mak"
6522
6523echo "# Automatically generated by configure - do not modify" > $config_host_mak
6524echo >> $config_host_mak
6525
6526echo all: >> $config_host_mak
6527echo "prefix=$prefix" >> $config_host_mak
6528echo "bindir=$bindir" >> $config_host_mak
6529echo "libdir=$libdir" >> $config_host_mak
6530echo "libexecdir=$libexecdir" >> $config_host_mak
6531echo "includedir=$includedir" >> $config_host_mak
6532echo "sysconfdir=$sysconfdir" >> $config_host_mak
6533echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
6534echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
6535echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
6536echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
6537if test "$mingw32" = "no" ; then
6538 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
6539fi
6540echo "qemu_helperdir=$libexecdir" >> $config_host_mak
6541echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
6542echo "qemu_icondir=$qemu_icondir" >> $config_host_mak
6543echo "qemu_desktopdir=$qemu_desktopdir" >> $config_host_mak
6544echo "GIT=$git" >> $config_host_mak
6545echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
6546echo "GIT_UPDATE=$git_update" >> $config_host_mak
6547
6548echo "ARCH=$ARCH" >> $config_host_mak
6549
6550if test "$default_devices" = "yes" ; then
6551 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak
6552else
6553 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak
6554fi
6555if test "$debug_tcg" = "yes" ; then
6556 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
6557fi
6558if test "$strip_opt" = "yes" ; then
6559 echo "STRIP=${strip}" >> $config_host_mak
6560fi
6561if test "$bigendian" = "yes" ; then
6562 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
6563fi
6564if test "$mingw32" = "yes" ; then
6565 echo "CONFIG_WIN32=y" >> $config_host_mak
6566 rc_version=$(cat $source_path/VERSION)
6567 version_major=${rc_version%%.*}
6568 rc_version=${rc_version#*.}
6569 version_minor=${rc_version%%.*}
6570 rc_version=${rc_version#*.}
6571 version_subminor=${rc_version%%.*}
6572 version_micro=0
6573 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6574 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6575 if test "$guest_agent_with_vss" = "yes" ; then
6576 echo "CONFIG_QGA_VSS=y" >> $config_host_mak
6577 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
6578 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
6579 fi
6580 if test "$guest_agent_ntddscsi" = "yes" ; then
6581 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak
6582 fi
6583 if test "$guest_agent_msi" = "yes"; then
6584 echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
6585 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
6586 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
6587 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
6588 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
6589 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
6590 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
6591 fi
6592else
6593 echo "CONFIG_POSIX=y" >> $config_host_mak
6594fi
6595
6596if test "$linux" = "yes" ; then
6597 echo "CONFIG_LINUX=y" >> $config_host_mak
6598fi
6599
6600if test "$darwin" = "yes" ; then
6601 echo "CONFIG_DARWIN=y" >> $config_host_mak
6602fi
6603
6604if test "$solaris" = "yes" ; then
6605 echo "CONFIG_SOLARIS=y" >> $config_host_mak
6606fi
6607if test "$haiku" = "yes" ; then
6608 echo "CONFIG_HAIKU=y" >> $config_host_mak
6609fi
6610if test "$static" = "yes" ; then
6611 echo "CONFIG_STATIC=y" >> $config_host_mak
6612fi
6613if test "$profiler" = "yes" ; then
6614 echo "CONFIG_PROFILER=y" >> $config_host_mak
6615fi
6616if test "$want_tools" = "yes" ; then
6617 echo "CONFIG_TOOLS=y" >> $config_host_mak
6618fi
6619if test "$guest_agent" = "yes" ; then
6620 echo "CONFIG_GUEST_AGENT=y" >> $config_host_mak
6621fi
6622if test "$slirp" != "no"; then
6623 echo "CONFIG_SLIRP=y" >> $config_host_mak
6624 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
6625 echo "SLIRP_CFLAGS=$slirp_cflags" >> $config_host_mak
6626 echo "SLIRP_LIBS=$slirp_libs" >> $config_host_mak
6627fi
6628subdirs=
6629if [ "$slirp" = "git" -o "$slirp" = "internal" ]; then
6630 subdirs="$subdirs slirp"
6631fi
6632if test "$vde" = "yes" ; then
6633 echo "CONFIG_VDE=y" >> $config_host_mak
6634 echo "VDE_LIBS=$vde_libs" >> $config_host_mak
6635fi
6636if test "$netmap" = "yes" ; then
6637 echo "CONFIG_NETMAP=y" >> $config_host_mak
6638fi
6639if test "$l2tpv3" = "yes" ; then
6640 echo "CONFIG_L2TPV3=y" >> $config_host_mak
6641fi
6642if test "$gprof" = "yes" ; then
6643 echo "CONFIG_GPROF=y" >> $config_host_mak
6644fi
6645if test "$cap_ng" = "yes" ; then
6646 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak
6647 echo "LIBCAP_NG_LIBS=$cap_libs" >> $config_host_mak
6648fi
6649echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
6650for drv in $audio_drv_list; do
6651 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
6652 echo "$def=y" >> $config_host_mak
6653done
6654if test "$alsa" = "yes" ; then
6655 echo "CONFIG_ALSA=y" >> $config_host_mak
6656fi
6657echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
6658echo "ALSA_CFLAGS=$alsa_cflags" >> $config_host_mak
6659if test "$libpulse" = "yes" ; then
6660 echo "CONFIG_LIBPULSE=y" >> $config_host_mak
6661fi
6662echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
6663echo "PULSE_CFLAGS=$pulse_cflags" >> $config_host_mak
6664echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
6665echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
6666echo "OSS_LIBS=$oss_libs" >> $config_host_mak
6667if test "$libjack" = "yes" ; then
6668 echo "CONFIG_LIBJACK=y" >> $config_host_mak
6669fi
6670echo "JACK_LIBS=$jack_libs" >> $config_host_mak
6671if test "$audio_win_int" = "yes" ; then
6672 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
6673fi
6674echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
6675echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
6676if test "$xfs" = "yes" ; then
6677 echo "CONFIG_XFS=y" >> $config_host_mak
6678fi
6679qemu_version=$(head $source_path/VERSION)
6680echo "PKGVERSION=$pkgversion" >>$config_host_mak
6681echo "SRC_PATH=$source_path" >> $config_host_mak
6682echo "TARGET_DIRS=$target_list" >> $config_host_mak
6683if [ "$docs" = "yes" ] ; then
6684 echo "BUILD_DOCS=yes" >> $config_host_mak
6685fi
6686if test "$modules" = "yes"; then
6687 # $shacmd can generate a hash started with digit, which the compiler doesn't
6688 # like as an symbol. So prefix it with an underscore
6689 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
6690 echo "CONFIG_MODULES=y" >> $config_host_mak
6691fi
6692if test "$module_upgrades" = "yes"; then
6693 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak
6694fi
6695if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then
6696 echo "CONFIG_X11=y" >> $config_host_mak
6697 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
6698 echo "X11_LIBS=$x11_libs" >> $config_host_mak
6699fi
6700if test "$cocoa" = "yes" ; then
6701 echo "CONFIG_COCOA=y" >> $config_host_mak
6702fi
6703if test "$iconv" = "yes" ; then
6704 echo "CONFIG_ICONV=y" >> $config_host_mak
6705 echo "ICONV_CFLAGS=$iconv_cflags" >> $config_host_mak
6706 echo "ICONV_LIBS=$iconv_lib" >> $config_host_mak
6707fi
6708if test "$curses" = "yes" ; then
6709 echo "CONFIG_CURSES=y" >> $config_host_mak
6710 echo "CURSES_CFLAGS=$curses_inc" >> $config_host_mak
6711 echo "CURSES_LIBS=$curses_lib" >> $config_host_mak
6712fi
6713if test "$pipe2" = "yes" ; then
6714 echo "CONFIG_PIPE2=y" >> $config_host_mak
6715fi
6716if test "$accept4" = "yes" ; then
6717 echo "CONFIG_ACCEPT4=y" >> $config_host_mak
6718fi
6719if test "$splice" = "yes" ; then
6720 echo "CONFIG_SPLICE=y" >> $config_host_mak
6721fi
6722if test "$eventfd" = "yes" ; then
6723 echo "CONFIG_EVENTFD=y" >> $config_host_mak
6724fi
6725if test "$memfd" = "yes" ; then
6726 echo "CONFIG_MEMFD=y" >> $config_host_mak
6727fi
6728if test "$have_usbfs" = "yes" ; then
6729 echo "CONFIG_USBFS=y" >> $config_host_mak
6730fi
6731if test "$fallocate" = "yes" ; then
6732 echo "CONFIG_FALLOCATE=y" >> $config_host_mak
6733fi
6734if test "$fallocate_punch_hole" = "yes" ; then
6735 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
6736fi
6737if test "$fallocate_zero_range" = "yes" ; then
6738 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
6739fi
6740if test "$posix_fallocate" = "yes" ; then
6741 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
6742fi
6743if test "$sync_file_range" = "yes" ; then
6744 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
6745fi
6746if test "$fiemap" = "yes" ; then
6747 echo "CONFIG_FIEMAP=y" >> $config_host_mak
6748fi
6749if test "$dup3" = "yes" ; then
6750 echo "CONFIG_DUP3=y" >> $config_host_mak
6751fi
6752if test "$ppoll" = "yes" ; then
6753 echo "CONFIG_PPOLL=y" >> $config_host_mak
6754fi
6755if test "$prctl_pr_set_timerslack" = "yes" ; then
6756 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
6757fi
6758if test "$epoll" = "yes" ; then
6759 echo "CONFIG_EPOLL=y" >> $config_host_mak
6760fi
6761if test "$epoll_create1" = "yes" ; then
6762 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
6763fi
6764if test "$sendfile" = "yes" ; then
6765 echo "CONFIG_SENDFILE=y" >> $config_host_mak
6766fi
6767if test "$timerfd" = "yes" ; then
6768 echo "CONFIG_TIMERFD=y" >> $config_host_mak
6769fi
6770if test "$setns" = "yes" ; then
6771 echo "CONFIG_SETNS=y" >> $config_host_mak
6772fi
6773if test "$clock_adjtime" = "yes" ; then
6774 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
6775fi
6776if test "$syncfs" = "yes" ; then
6777 echo "CONFIG_SYNCFS=y" >> $config_host_mak
6778fi
6779if test "$kcov" = "yes" ; then
6780 echo "CONFIG_KCOV=y" >> $config_host_mak
6781fi
6782if test "$btrfs" = "yes" ; then
6783 echo "CONFIG_BTRFS=y" >> $config_host_mak
6784fi
6785if test "$inotify" = "yes" ; then
6786 echo "CONFIG_INOTIFY=y" >> $config_host_mak
6787fi
6788if test "$inotify1" = "yes" ; then
6789 echo "CONFIG_INOTIFY1=y" >> $config_host_mak
6790fi
6791if test "$sem_timedwait" = "yes" ; then
6792 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
6793fi
6794if test "$strchrnul" = "yes" ; then
6795 echo "HAVE_STRCHRNUL=y" >> $config_host_mak
6796fi
6797if test "$st_atim" = "yes" ; then
6798 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak
6799fi
6800if test "$byteswap_h" = "yes" ; then
6801 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
6802fi
6803if test "$bswap_h" = "yes" ; then
6804 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
6805fi
6806if test "$curl" = "yes" ; then
6807 echo "CONFIG_CURL=y" >> $config_host_mak
6808 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
6809 echo "CURL_LIBS=$curl_libs" >> $config_host_mak
6810fi
6811if test "$brlapi" = "yes" ; then
6812 echo "CONFIG_BRLAPI=y" >> $config_host_mak
6813 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
6814fi
6815if test "$gtk" = "yes" ; then
6816 echo "CONFIG_GTK=y" >> $config_host_mak
6817 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
6818 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
6819 if test "$gtk_gl" = "yes" ; then
6820 echo "CONFIG_GTK_GL=y" >> $config_host_mak
6821 fi
6822fi
6823if test "$gio" = "yes" ; then
6824 echo "CONFIG_GIO=y" >> $config_host_mak
6825 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak
6826 echo "GIO_LIBS=$gio_libs" >> $config_host_mak
6827 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak
6828fi
6829echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
6830if test "$gnutls" = "yes" ; then
6831 echo "CONFIG_GNUTLS=y" >> $config_host_mak
6832 echo "GNUTLS_CFLAGS=$gnutls_cflags" >> $config_host_mak
6833 echo "GNUTLS_LIBS=$gnutls_libs" >> $config_host_mak
6834fi
6835if test "$gcrypt" = "yes" ; then
6836 echo "CONFIG_GCRYPT=y" >> $config_host_mak
6837 if test "$gcrypt_hmac" = "yes" ; then
6838 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
6839 fi
6840 echo "GCRYPT_CFLAGS=$gcrypt_cflags" >> $config_host_mak
6841 echo "GCRYPT_LIBS=$gcrypt_libs" >> $config_host_mak
6842fi
6843if test "$nettle" = "yes" ; then
6844 echo "CONFIG_NETTLE=y" >> $config_host_mak
6845 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
6846 echo "NETTLE_CFLAGS=$nettle_cflags" >> $config_host_mak
6847 echo "NETTLE_LIBS=$nettle_libs" >> $config_host_mak
6848fi
6849if test "$qemu_private_xts" = "yes" ; then
6850 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak
6851fi
6852if test "$tasn1" = "yes" ; then
6853 echo "CONFIG_TASN1=y" >> $config_host_mak
6854fi
6855if test "$auth_pam" = "yes" ; then
6856 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak
6857fi
6858if test "$have_ifaddrs_h" = "yes" ; then
6859 echo "HAVE_IFADDRS_H=y" >> $config_host_mak
6860fi
6861if test "$have_drm_h" = "yes" ; then
6862 echo "HAVE_DRM_H=y" >> $config_host_mak
6863fi
6864if test "$have_broken_size_max" = "yes" ; then
6865 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
6866fi
6867if test "$have_openpty" = "yes" ; then
6868 echo "HAVE_OPENPTY=y" >> $config_host_mak
6869fi
6870if test "$have_sys_signal_h" = "yes" ; then
6871 echo "HAVE_SYS_SIGNAL_H=y" >> $config_host_mak
6872fi
6873
6874# Work around a system header bug with some kernel/XFS header
6875# versions where they both try to define 'struct fsxattr':
6876# xfs headers will not try to redefine structs from linux headers
6877# if this macro is set.
6878if test "$have_fsxattr" = "yes" ; then
6879 echo "HAVE_FSXATTR=y" >> $config_host_mak
6880fi
6881if test "$have_copy_file_range" = "yes" ; then
6882 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak
6883fi
6884if test "$vte" = "yes" ; then
6885 echo "CONFIG_VTE=y" >> $config_host_mak
6886 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
6887 echo "VTE_LIBS=$vte_libs" >> $config_host_mak
6888fi
6889if test "$virglrenderer" = "yes" ; then
6890 echo "CONFIG_VIRGL=y" >> $config_host_mak
6891 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
6892 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
6893fi
6894if test "$xen" = "yes" ; then
6895 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
6896 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
6897 echo "XEN_CFLAGS=$xen_cflags" >> $config_host_mak
6898 echo "XEN_LIBS=$xen_libs" >> $config_host_mak
6899fi
6900if test "$linux_aio" = "yes" ; then
6901 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
6902fi
6903if test "$linux_io_uring" = "yes" ; then
6904 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak
6905 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak
6906 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak
6907fi
6908if test "$attr" = "yes" ; then
6909 echo "CONFIG_ATTR=y" >> $config_host_mak
6910 echo "LIBATTR_LIBS=$libattr_libs" >> $config_host_mak
6911fi
6912if test "$libattr" = "yes" ; then
6913 echo "CONFIG_LIBATTR=y" >> $config_host_mak
6914fi
6915if test "$virtfs" = "yes" ; then
6916 echo "CONFIG_VIRTFS=y" >> $config_host_mak
6917fi
6918if test "$mpath" = "yes" ; then
6919 echo "CONFIG_MPATH=y" >> $config_host_mak
6920 if test "$mpathpersist_new_api" = "yes"; then
6921 echo "CONFIG_MPATH_NEW_API=y" >> $config_host_mak
6922 fi
6923fi
6924if test "$vhost_scsi" = "yes" ; then
6925 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
6926fi
6927if test "$vhost_net" = "yes" ; then
6928 echo "CONFIG_VHOST_NET=y" >> $config_host_mak
6929fi
6930if test "$vhost_net_user" = "yes" ; then
6931 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak
6932fi
6933if test "$vhost_net_vdpa" = "yes" ; then
6934 echo "CONFIG_VHOST_NET_VDPA=y" >> $config_host_mak
6935fi
6936if test "$vhost_crypto" = "yes" ; then
6937 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
6938fi
6939if test "$vhost_vsock" = "yes" ; then
6940 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
6941 if test "$vhost_user" = "yes" ; then
6942 echo "CONFIG_VHOST_USER_VSOCK=y" >> $config_host_mak
6943 fi
6944fi
6945if test "$vhost_kernel" = "yes" ; then
6946 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak
6947fi
6948if test "$vhost_user" = "yes" ; then
6949 echo "CONFIG_VHOST_USER=y" >> $config_host_mak
6950fi
6951if test "$vhost_vdpa" = "yes" ; then
6952 echo "CONFIG_VHOST_VDPA=y" >> $config_host_mak
6953fi
6954if test "$vhost_user_fs" = "yes" ; then
6955 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
6956fi
6957if test "$blobs" = "yes" ; then
6958 echo "INSTALL_BLOBS=yes" >> $config_host_mak
6959fi
6960if test "$iovec" = "yes" ; then
6961 echo "CONFIG_IOVEC=y" >> $config_host_mak
6962fi
6963if test "$preadv" = "yes" ; then
6964 echo "CONFIG_PREADV=y" >> $config_host_mak
6965fi
6966if test "$fdt" != "no" ; then
6967 echo "CONFIG_FDT=y" >> $config_host_mak
6968 echo "FDT_CFLAGS=$fdt_cflags" >> $config_host_mak
6969 echo "FDT_LIBS=$fdt_ldflags $fdt_libs" >> $config_host_mak
6970fi
6971if test "$membarrier" = "yes" ; then
6972 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
6973fi
6974if test "$signalfd" = "yes" ; then
6975 echo "CONFIG_SIGNALFD=y" >> $config_host_mak
6976fi
6977if test "$optreset" = "yes" ; then
6978 echo "HAVE_OPTRESET=y" >> $config_host_mak
6979fi
6980if test "$tcg" = "yes"; then
6981 echo "CONFIG_TCG=y" >> $config_host_mak
6982 if test "$tcg_interpreter" = "yes" ; then
6983 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
6984 fi
6985fi
6986if test "$fdatasync" = "yes" ; then
6987 echo "CONFIG_FDATASYNC=y" >> $config_host_mak
6988fi
6989if test "$madvise" = "yes" ; then
6990 echo "CONFIG_MADVISE=y" >> $config_host_mak
6991fi
6992if test "$posix_madvise" = "yes" ; then
6993 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
6994fi
6995if test "$posix_memalign" = "yes" ; then
6996 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak
6997fi
6998if test "$spice" = "yes" ; then
6999 echo "CONFIG_SPICE=y" >> $config_host_mak
7000 echo "SPICE_CFLAGS=$spice_cflags" >> $config_host_mak
7001 echo "SPICE_LIBS=$spice_libs" >> $config_host_mak
7002fi
7003
7004if test "$smartcard" = "yes" ; then
7005 echo "CONFIG_SMARTCARD=y" >> $config_host_mak
7006 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
7007 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
7008fi
7009
7010if test "$libusb" = "yes" ; then
7011 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
7012 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
7013 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
7014fi
7015
7016if test "$usb_redir" = "yes" ; then
7017 echo "CONFIG_USB_REDIR=y" >> $config_host_mak
7018 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
7019 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
7020fi
7021
7022if test "$opengl" = "yes" ; then
7023 echo "CONFIG_OPENGL=y" >> $config_host_mak
7024 echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak
7025 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
7026 if test "$opengl_dmabuf" = "yes" ; then
7027 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
7028 fi
7029fi
7030
7031if test "$gbm" = "yes" ; then
7032 echo "CONFIG_GBM=y" >> $config_host_mak
7033 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak
7034 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak
7035fi
7036
7037
7038if test "$malloc_trim" = "yes" ; then
7039 echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak
7040fi
7041
7042if test "$avx2_opt" = "yes" ; then
7043 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
7044fi
7045
7046if test "$avx512f_opt" = "yes" ; then
7047 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak
7048fi
7049
7050if test "$lzo" = "yes" ; then
7051 echo "CONFIG_LZO=y" >> $config_host_mak
7052 echo "LZO_LIBS=$lzo_libs" >> $config_host_mak
7053fi
7054
7055if test "$snappy" = "yes" ; then
7056 echo "CONFIG_SNAPPY=y" >> $config_host_mak
7057 echo "SNAPPY_LIBS=$snappy_libs" >> $config_host_mak
7058fi
7059
7060if test "$bzip2" = "yes" ; then
7061 echo "CONFIG_BZIP2=y" >> $config_host_mak
7062 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
7063fi
7064
7065if test "$lzfse" = "yes" ; then
7066 echo "CONFIG_LZFSE=y" >> $config_host_mak
7067 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak
7068fi
7069
7070if test "$zstd" = "yes" ; then
7071 echo "CONFIG_ZSTD=y" >> $config_host_mak
7072 echo "ZSTD_CFLAGS=$zstd_cflags" >> $config_host_mak
7073 echo "ZSTD_LIBS=$zstd_libs" >> $config_host_mak
7074fi
7075
7076if test "$libiscsi" = "yes" ; then
7077 echo "CONFIG_LIBISCSI=y" >> $config_host_mak
7078 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
7079 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
7080fi
7081
7082if test "$libnfs" = "yes" ; then
7083 echo "CONFIG_LIBNFS=y" >> $config_host_mak
7084 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
7085fi
7086
7087if test "$seccomp" = "yes"; then
7088 echo "CONFIG_SECCOMP=y" >> $config_host_mak
7089 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
7090 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
7091fi
7092
7093# XXX: suppress that
7094if [ "$bsd" = "yes" ] ; then
7095 echo "CONFIG_BSD=y" >> $config_host_mak
7096fi
7097
7098if test "$localtime_r" = "yes" ; then
7099 echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
7100fi
7101if test "$qom_cast_debug" = "yes" ; then
7102 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
7103fi
7104if test "$rbd" = "yes" ; then
7105 echo "CONFIG_RBD=y" >> $config_host_mak
7106 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
7107fi
7108
7109echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
7110if test "$coroutine_pool" = "yes" ; then
7111 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
7112else
7113 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
7114fi
7115
7116if test "$debug_stack_usage" = "yes" ; then
7117 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
7118fi
7119
7120if test "$crypto_afalg" = "yes" ; then
7121 echo "CONFIG_AF_ALG=y" >> $config_host_mak
7122fi
7123
7124if test "$open_by_handle_at" = "yes" ; then
7125 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
7126fi
7127
7128if test "$linux_magic_h" = "yes" ; then
7129 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
7130fi
7131
7132if test "$valgrind_h" = "yes" ; then
7133 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
7134fi
7135
7136if test "$have_asan_iface_fiber" = "yes" ; then
7137 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
7138fi
7139
7140if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then
7141 echo "CONFIG_TSAN=y" >> $config_host_mak
7142fi
7143
7144if test "$has_environ" = "yes" ; then
7145 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
7146fi
7147
7148if test "$cpuid_h" = "yes" ; then
7149 echo "CONFIG_CPUID_H=y" >> $config_host_mak
7150fi
7151
7152if test "$int128" = "yes" ; then
7153 echo "CONFIG_INT128=y" >> $config_host_mak
7154fi
7155
7156if test "$atomic128" = "yes" ; then
7157 echo "CONFIG_ATOMIC128=y" >> $config_host_mak
7158fi
7159
7160if test "$cmpxchg128" = "yes" ; then
7161 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak
7162fi
7163
7164if test "$atomic64" = "yes" ; then
7165 echo "CONFIG_ATOMIC64=y" >> $config_host_mak
7166fi
7167
7168if test "$attralias" = "yes" ; then
7169 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
7170fi
7171
7172if test "$getauxval" = "yes" ; then
7173 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
7174fi
7175
7176if test "$glusterfs" = "yes" ; then
7177 echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
7178 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
7179 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
7180fi
7181
7182if test "$glusterfs_xlator_opt" = "yes" ; then
7183 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
7184fi
7185
7186if test "$glusterfs_discard" = "yes" ; then
7187 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
7188fi
7189
7190if test "$glusterfs_fallocate" = "yes" ; then
7191 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
7192fi
7193
7194if test "$glusterfs_zerofill" = "yes" ; then
7195 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
7196fi
7197
7198if test "$glusterfs_ftruncate_has_stat" = "yes" ; then
7199 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak
7200fi
7201
7202if test "$glusterfs_iocb_has_stat" = "yes" ; then
7203 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak
7204fi
7205
7206if test "$libssh" = "yes" ; then
7207 echo "CONFIG_LIBSSH=y" >> $config_host_mak
7208 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
7209 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak
7210fi
7211
7212if test "$live_block_migration" = "yes" ; then
7213 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
7214fi
7215
7216if test "$tpm" = "yes"; then
7217 echo 'CONFIG_TPM=y' >> $config_host_mak
7218fi
7219
7220echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
7221if have_backend "nop"; then
7222 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
7223fi
7224if have_backend "simple"; then
7225 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
7226 # Set the appropriate trace file.
7227 trace_file="\"$trace_file-\" FMT_pid"
7228fi
7229if have_backend "log"; then
7230 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
7231fi
7232if have_backend "ust"; then
7233 echo "CONFIG_TRACE_UST=y" >> $config_host_mak
7234 echo "LTTNG_UST_LIBS=$lttng_ust_libs" >> $config_host_mak
7235 echo "URCU_BP_LIBS=$urcu_bp_libs" >> $config_host_mak
7236fi
7237if have_backend "dtrace"; then
7238 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
7239 if test "$trace_backend_stap" = "yes" ; then
7240 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
7241 fi
7242fi
7243if have_backend "ftrace"; then
7244 if test "$linux" = "yes" ; then
7245 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
7246 else
7247 feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
7248 fi
7249fi
7250if have_backend "syslog"; then
7251 if test "$posix_syslog" = "yes" ; then
7252 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
7253 else
7254 feature_not_found "syslog(trace backend)" "syslog not available"
7255 fi
7256fi
7257echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
7258
7259if test "$rdma" = "yes" ; then
7260 echo "CONFIG_RDMA=y" >> $config_host_mak
7261 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
7262fi
7263
7264if test "$pvrdma" = "yes" ; then
7265 echo "CONFIG_PVRDMA=y" >> $config_host_mak
7266fi
7267
7268if test "$have_rtnetlink" = "yes" ; then
7269 echo "CONFIG_RTNETLINK=y" >> $config_host_mak
7270fi
7271
7272if test "$libxml2" = "yes" ; then
7273 echo "CONFIG_LIBXML2=y" >> $config_host_mak
7274 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak
7275 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak
7276fi
7277
7278if test "$replication" = "yes" ; then
7279 echo "CONFIG_REPLICATION=y" >> $config_host_mak
7280fi
7281
7282if test "$have_af_vsock" = "yes" ; then
7283 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
7284fi
7285
7286if test "$have_sysmacros" = "yes" ; then
7287 echo "CONFIG_SYSMACROS=y" >> $config_host_mak
7288fi
7289
7290if test "$have_static_assert" = "yes" ; then
7291 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
7292fi
7293
7294if test "$have_utmpx" = "yes" ; then
7295 echo "HAVE_UTMPX=y" >> $config_host_mak
7296fi
7297if test "$have_getrandom" = "yes" ; then
7298 echo "CONFIG_GETRANDOM=y" >> $config_host_mak
7299fi
7300if test "$ivshmem" = "yes" ; then
7301 echo "CONFIG_IVSHMEM=y" >> $config_host_mak
7302fi
7303if test "$capstone" != "no" ; then
7304 echo "CONFIG_CAPSTONE=y" >> $config_host_mak
7305 echo "CAPSTONE_CFLAGS=$capstone_cflags" >> $config_host_mak
7306 echo "CAPSTONE_LIBS=$capstone_libs" >> $config_host_mak
7307fi
7308if test "$debug_mutex" = "yes" ; then
7309 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
7310fi
7311
7312# Hold two types of flag:
7313# CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
7314# a thread we have a handle to
7315# CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular
7316# platform
7317if test "$pthread_setname_np_w_tid" = "yes" ; then
7318 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7319 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak
7320elif test "$pthread_setname_np_wo_tid" = "yes" ; then
7321 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7322 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak
7323fi
7324
7325if test "$libpmem" = "yes" ; then
7326 echo "CONFIG_LIBPMEM=y" >> $config_host_mak
7327 echo "LIBPMEM_LIBS=$libpmem_libs" >> $config_host_mak
7328 echo "LIBPMEM_CFLAGS=$libpmem_cflags" >> $config_host_mak
7329fi
7330
7331if test "$libdaxctl" = "yes" ; then
7332 echo "CONFIG_LIBDAXCTL=y" >> $config_host_mak
7333 echo "LIBDAXCTL_LIBS=$libdaxctl_libs" >> $config_host_mak
7334fi
7335
7336if test "$bochs" = "yes" ; then
7337 echo "CONFIG_BOCHS=y" >> $config_host_mak
7338fi
7339if test "$cloop" = "yes" ; then
7340 echo "CONFIG_CLOOP=y" >> $config_host_mak
7341fi
7342if test "$dmg" = "yes" ; then
7343 echo "CONFIG_DMG=y" >> $config_host_mak
7344fi
7345if test "$qcow1" = "yes" ; then
7346 echo "CONFIG_QCOW1=y" >> $config_host_mak
7347fi
7348if test "$vdi" = "yes" ; then
7349 echo "CONFIG_VDI=y" >> $config_host_mak
7350fi
7351if test "$vvfat" = "yes" ; then
7352 echo "CONFIG_VVFAT=y" >> $config_host_mak
7353fi
7354if test "$qed" = "yes" ; then
7355 echo "CONFIG_QED=y" >> $config_host_mak
7356fi
7357if test "$parallels" = "yes" ; then
7358 echo "CONFIG_PARALLELS=y" >> $config_host_mak
7359fi
7360if test "$sheepdog" = "yes" ; then
7361 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak
7362fi
7363if test "$pty_h" = "yes" ; then
7364 echo "HAVE_PTY_H=y" >> $config_host_mak
7365fi
7366if test "$have_mlockall" = "yes" ; then
7367 echo "HAVE_MLOCKALL=y" >> $config_host_mak
7368fi
7369if test "$fuzzing" = "yes" ; then
7370 # If LIB_FUZZING_ENGINE is set, assume we are running on OSS-Fuzz, and the
7371 # needed CFLAGS have already been provided
7372 if test -z "${LIB_FUZZING_ENGINE+xxx}" ; then
7373 QEMU_CFLAGS="$QEMU_CFLAGS -fsanitize=fuzzer-no-link"
7374 FUZZ_EXE_LDFLAGS="-fsanitize=fuzzer"
7375 else
7376 FUZZ_EXE_LDFLAGS="$LIB_FUZZING_ENGINE"
7377 fi
7378fi
7379
7380if test "$plugins" = "yes" ; then
7381 echo "CONFIG_PLUGIN=y" >> $config_host_mak
7382 # Copy the export object list to the build dir
7383 if test "$ld_dynamic_list" = "yes" ; then
7384 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak
7385 ld_symbols=qemu-plugins-ld.symbols
7386 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols
7387 elif test "$ld_exported_symbols_list" = "yes" ; then
7388 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak
7389 ld64_symbols=qemu-plugins-ld64.symbols
7390 echo "# Automatically generated by configure - do not modify" > $ld64_symbols
7391 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \
7392 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols
7393 else
7394 error_exit \
7395 "If \$plugins=yes, either \$ld_dynamic_list or " \
7396 "\$ld_exported_symbols_list should have been set to 'yes'."
7397 fi
7398fi
7399
7400if test -n "$gdb_bin" ; then
7401 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
7402fi
7403
7404if test "$secret_keyring" = "yes" ; then
7405 echo "CONFIG_SECRET_KEYRING=y" >> $config_host_mak
7406fi
7407
7408if test "$tcg_interpreter" = "yes"; then
7409 QEMU_INCLUDES="-iquote ${source_path}/tcg/tci $QEMU_INCLUDES"
7410elif test "$ARCH" = "sparc64" ; then
7411 QEMU_INCLUDES="-iquote ${source_path}/tcg/sparc $QEMU_INCLUDES"
7412elif test "$ARCH" = "s390x" ; then
7413 QEMU_INCLUDES="-iquote ${source_path}/tcg/s390 $QEMU_INCLUDES"
7414elif test "$ARCH" = "x86_64" || test "$ARCH" = "x32" ; then
7415 QEMU_INCLUDES="-iquote ${source_path}/tcg/i386 $QEMU_INCLUDES"
7416elif test "$ARCH" = "ppc64" ; then
7417 QEMU_INCLUDES="-iquote ${source_path}/tcg/ppc $QEMU_INCLUDES"
7418elif test "$ARCH" = "riscv32" || test "$ARCH" = "riscv64" ; then
7419 QEMU_INCLUDES="-I${source_path}/tcg/riscv $QEMU_INCLUDES"
7420else
7421 QEMU_INCLUDES="-iquote ${source_path}/tcg/${ARCH} $QEMU_INCLUDES"
7422fi
7423
7424echo "ROMS=$roms" >> $config_host_mak
7425echo "MAKE=$make" >> $config_host_mak
7426echo "PYTHON=$python" >> $config_host_mak
7427echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak
7428echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
7429echo "MESON=$meson" >> $config_host_mak
7430echo "CC=$cc" >> $config_host_mak
7431if $iasl -h > /dev/null 2>&1; then
7432 echo "CONFIG_IASL=$iasl" >> $config_host_mak
7433fi
7434echo "CXX=$cxx" >> $config_host_mak
7435echo "OBJCC=$objcc" >> $config_host_mak
7436echo "AR=$ar" >> $config_host_mak
7437echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
7438echo "AS=$as" >> $config_host_mak
7439echo "CCAS=$ccas" >> $config_host_mak
7440echo "CPP=$cpp" >> $config_host_mak
7441echo "OBJCOPY=$objcopy" >> $config_host_mak
7442echo "LD=$ld" >> $config_host_mak
7443echo "RANLIB=$ranlib" >> $config_host_mak
7444echo "NM=$nm" >> $config_host_mak
7445echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak
7446echo "WINDRES=$windres" >> $config_host_mak
7447echo "CFLAGS=$CFLAGS" >> $config_host_mak
7448echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
7449echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
7450echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
7451echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
7452echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
7453echo "GLIB_LIBS=$glib_libs" >> $config_host_mak
7454if test "$sparse" = "yes" ; then
7455 echo "SPARSE_CFLAGS = -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
7456fi
7457echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
7458echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
7459echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
7460echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
7461echo "EXESUF=$EXESUF" >> $config_host_mak
7462echo "HOST_DSOSUF=$HOST_DSOSUF" >> $config_host_mak
7463echo "LIBS_QGA=$libs_qga" >> $config_host_mak
7464echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
7465echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
7466echo "POD2MAN=$POD2MAN" >> $config_host_mak
7467if test "$gcov" = "yes" ; then
7468 echo "CONFIG_GCOV=y" >> $config_host_mak
7469fi
7470
7471if test "$libudev" != "no"; then
7472 echo "CONFIG_LIBUDEV=y" >> $config_host_mak
7473 echo "LIBUDEV_LIBS=$libudev_libs" >> $config_host_mak
7474fi
7475if test "$fuzzing" != "no"; then
7476 echo "CONFIG_FUZZ=y" >> $config_host_mak
7477fi
7478echo "FUZZ_EXE_LDFLAGS=$FUZZ_EXE_LDFLAGS" >> $config_host_mak
7479
7480if test "$edk2_blobs" = "yes" ; then
7481 echo "DECOMPRESS_EDK2_BLOBS=y" >> $config_host_mak
7482fi
7483
7484if test "$rng_none" = "yes"; then
7485 echo "CONFIG_RNG_NONE=y" >> $config_host_mak
7486fi
7487
7488# use included Linux headers
7489if test "$linux" = "yes" ; then
7490 mkdir -p linux-headers
7491 case "$cpu" in
7492 i386|x86_64|x32)
7493 linux_arch=x86
7494 ;;
7495 ppc|ppc64|ppc64le)
7496 linux_arch=powerpc
7497 ;;
7498 s390x)
7499 linux_arch=s390
7500 ;;
7501 aarch64)
7502 linux_arch=arm64
7503 ;;
7504 mips64)
7505 linux_arch=mips
7506 ;;
7507 *)
7508 # For most CPUs the kernel architecture name and QEMU CPU name match.
7509 linux_arch="$cpu"
7510 ;;
7511 esac
7512 # For non-KVM architectures we will not have asm headers
7513 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
7514 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
7515 fi
7516fi
7517
7518for target in $target_list; do
7519target_dir="$target"
7520config_target_mak=$target_dir/config-target.mak
7521target_name=$(echo $target | cut -d '-' -f 1)
7522target_aligned_only="no"
7523case "$target_name" in
7524 alpha|hppa|mips64el|mips64|mipsel|mips|mipsn32|mipsn32el|sh4|sh4eb|sparc|sparc64|sparc32plus|xtensa|xtensaeb)
7525 target_aligned_only="yes"
7526 ;;
7527esac
7528target_bigendian="no"
7529case "$target_name" in
7530 armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
7531 target_bigendian="yes"
7532 ;;
7533esac
7534target_softmmu="no"
7535target_user_only="no"
7536target_linux_user="no"
7537target_bsd_user="no"
7538case "$target" in
7539 ${target_name}-softmmu)
7540 target_softmmu="yes"
7541 ;;
7542 ${target_name}-linux-user)
7543 target_user_only="yes"
7544 target_linux_user="yes"
7545 ;;
7546 ${target_name}-bsd-user)
7547 target_user_only="yes"
7548 target_bsd_user="yes"
7549 ;;
7550 *)
7551 error_exit "Target '$target' not recognised"
7552 exit 1
7553 ;;
7554esac
7555
7556mkdir -p $target_dir
7557echo "# Automatically generated by configure - do not modify" > $config_target_mak
7558
7559bflt="no"
7560mttcg="no"
7561interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
7562gdb_xml_files=""
7563
7564TARGET_ARCH="$target_name"
7565TARGET_BASE_ARCH=""
7566TARGET_ABI_DIR=""
7567TARGET_SYSTBL_ABI=""
7568TARGET_SYSTBL=""
7569
7570case "$target_name" in
7571 i386)
7572 mttcg="yes"
7573 gdb_xml_files="i386-32bit.xml"
7574 TARGET_SYSTBL_ABI=i386
7575 TARGET_SYSTBL=syscall_32.tbl
7576 ;;
7577 x86_64)
7578 TARGET_BASE_ARCH=i386
7579 TARGET_SYSTBL_ABI=common,64
7580 TARGET_SYSTBL=syscall_64.tbl
7581 mttcg="yes"
7582 gdb_xml_files="i386-64bit.xml"
7583 ;;
7584 alpha)
7585 mttcg="yes"
7586 TARGET_SYSTBL_ABI=common
7587 ;;
7588 arm|armeb)
7589 TARGET_ARCH=arm
7590 TARGET_SYSTBL_ABI=common,oabi
7591 bflt="yes"
7592 mttcg="yes"
7593 gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
7594 ;;
7595 aarch64|aarch64_be)
7596 TARGET_ARCH=aarch64
7597 TARGET_BASE_ARCH=arm
7598 bflt="yes"
7599 mttcg="yes"
7600 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"
7601 ;;
7602 avr)
7603 gdb_xml_files="avr-cpu.xml"
7604 target_compiler=$cross_cc_avr
7605 ;;
7606 cris)
7607 ;;
7608 hppa)
7609 mttcg="yes"
7610 TARGET_SYSTBL_ABI=common,32
7611 ;;
7612 lm32)
7613 ;;
7614 m68k)
7615 bflt="yes"
7616 gdb_xml_files="cf-core.xml cf-fp.xml m68k-core.xml m68k-fp.xml"
7617 TARGET_SYSTBL_ABI=common
7618 ;;
7619 microblaze|microblazeel)
7620 TARGET_ARCH=microblaze
7621 TARGET_SYSTBL_ABI=common
7622 mttcg="yes"
7623 bflt="yes"
7624 ;;
7625 mips|mipsel)
7626 mttcg="yes"
7627 TARGET_ARCH=mips
7628 echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
7629 TARGET_SYSTBL_ABI=o32
7630 TARGET_SYSTBL=syscall_o32.tbl
7631 ;;
7632 mipsn32|mipsn32el)
7633 mttcg="yes"
7634 TARGET_ARCH=mips64
7635 TARGET_BASE_ARCH=mips
7636 echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
7637 echo "TARGET_ABI32=y" >> $config_target_mak
7638 TARGET_SYSTBL_ABI=n32
7639 TARGET_SYSTBL=syscall_n32.tbl
7640 ;;
7641 mips64|mips64el)
7642 mttcg="no"
7643 TARGET_ARCH=mips64
7644 TARGET_BASE_ARCH=mips
7645 echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
7646 TARGET_SYSTBL_ABI=n64
7647 TARGET_SYSTBL=syscall_n64.tbl
7648 ;;
7649 moxie)
7650 ;;
7651 nios2)
7652 ;;
7653 or1k)
7654 TARGET_ARCH=openrisc
7655 TARGET_BASE_ARCH=openrisc
7656 ;;
7657 ppc)
7658 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
7659 TARGET_SYSTBL_ABI=common,nospu,32
7660 ;;
7661 ppc64)
7662 TARGET_BASE_ARCH=ppc
7663 TARGET_ABI_DIR=ppc
7664 TARGET_SYSTBL_ABI=common,nospu,64
7665 mttcg=yes
7666 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7667 ;;
7668 ppc64le)
7669 TARGET_ARCH=ppc64
7670 TARGET_BASE_ARCH=ppc
7671 TARGET_ABI_DIR=ppc
7672 TARGET_SYSTBL_ABI=common,nospu,64
7673 mttcg=yes
7674 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7675 ;;
7676 ppc64abi32)
7677 TARGET_ARCH=ppc64
7678 TARGET_BASE_ARCH=ppc
7679 TARGET_ABI_DIR=ppc
7680 TARGET_SYSTBL_ABI=common,nospu,32
7681 echo "TARGET_ABI32=y" >> $config_target_mak
7682 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7683 ;;
7684 riscv32)
7685 TARGET_BASE_ARCH=riscv
7686 TARGET_ABI_DIR=riscv
7687 mttcg=yes
7688 gdb_xml_files="riscv-32bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-32bit-csr.xml riscv-32bit-virtual.xml"
7689 ;;
7690 riscv64)
7691 TARGET_BASE_ARCH=riscv
7692 TARGET_ABI_DIR=riscv
7693 mttcg=yes
7694 gdb_xml_files="riscv-64bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-64bit-csr.xml riscv-64bit-virtual.xml"
7695 ;;
7696 rx)
7697 TARGET_ARCH=rx
7698 bflt="yes"
7699 target_compiler=$cross_cc_rx
7700 gdb_xml_files="rx-core.xml"
7701 ;;
7702 sh4|sh4eb)
7703 TARGET_ARCH=sh4
7704 TARGET_SYSTBL_ABI=common
7705 bflt="yes"
7706 ;;
7707 sparc)
7708 TARGET_SYSTBL_ABI=common,32
7709 ;;
7710 sparc64)
7711 TARGET_BASE_ARCH=sparc
7712 TARGET_SYSTBL_ABI=common,64
7713 ;;
7714 sparc32plus)
7715 TARGET_ARCH=sparc64
7716 TARGET_BASE_ARCH=sparc
7717 TARGET_ABI_DIR=sparc
7718 TARGET_SYSTBL_ABI=common,32
7719 echo "TARGET_ABI32=y" >> $config_target_mak
7720 ;;
7721 s390x)
7722 TARGET_SYSTBL_ABI=common,64
7723 mttcg=yes
7724 gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
7725 ;;
7726 tilegx)
7727 ;;
7728 tricore)
7729 ;;
7730 unicore32)
7731 ;;
7732 xtensa|xtensaeb)
7733 TARGET_ARCH=xtensa
7734 TARGET_SYSTBL_ABI=common
7735 bflt="yes"
7736 mttcg="yes"
7737 ;;
7738 *)
7739 error_exit "Unsupported target CPU"
7740 ;;
7741esac
7742# TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
7743if [ "$TARGET_BASE_ARCH" = "" ]; then
7744 TARGET_BASE_ARCH=$TARGET_ARCH
7745fi
7746if [ "$TARGET_SYSTBL_ABI" != "" ] && [ "$TARGET_SYSTBL" = "" ]; then
7747 TARGET_SYSTBL=syscall.tbl
7748fi
7749
7750upper() {
7751 echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
7752}
7753
7754target_arch_name="$(upper $TARGET_ARCH)"
7755echo "TARGET_$target_arch_name=y" >> $config_target_mak
7756echo "TARGET_NAME=$target_name" >> $config_target_mak
7757echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
7758if [ "$TARGET_ABI_DIR" = "" ]; then
7759 TARGET_ABI_DIR=$TARGET_ARCH
7760fi
7761echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
7762if [ "$HOST_VARIANT_DIR" != "" ]; then
7763 echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
7764fi
7765if [ "$TARGET_SYSTBL_ABI" != "" ]; then
7766 echo "TARGET_SYSTBL_ABI=$TARGET_SYSTBL_ABI" >> $config_target_mak
7767 echo "TARGET_SYSTBL=$TARGET_SYSTBL" >> $config_target_mak
7768fi
7769
7770if supported_xen_target $target; then
7771 echo "CONFIG_XEN=y" >> $config_target_mak
7772 if test "$xen_pci_passthrough" = yes; then
7773 echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
7774 fi
7775fi
7776if supported_kvm_target $target; then
7777 echo "CONFIG_KVM=y" >> $config_target_mak
7778fi
7779if supported_hax_target $target; then
7780 echo "CONFIG_HAX=y" >> $config_target_mak
7781fi
7782if supported_hvf_target $target; then
7783 echo "CONFIG_HVF=y" >> $config_target_mak
7784fi
7785if supported_whpx_target $target; then
7786 echo "CONFIG_WHPX=y" >> $config_target_mak
7787fi
7788if test "$target_aligned_only" = "yes" ; then
7789 echo "TARGET_ALIGNED_ONLY=y" >> $config_target_mak
7790fi
7791if test "$target_bigendian" = "yes" ; then
7792 echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
7793fi
7794if test "$target_softmmu" = "yes" ; then
7795 echo "CONFIG_SOFTMMU=y" >> $config_target_mak
7796 if test "$mttcg" = "yes" ; then
7797 echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
7798 fi
7799fi
7800if test "$target_user_only" = "yes" ; then
7801 echo "CONFIG_USER_ONLY=y" >> $config_target_mak
7802 echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
7803 symlink "../qemu-$target_name" "$target_dir/qemu-$target_name"
7804else
7805 symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name"
7806fi
7807if test "$target_linux_user" = "yes" ; then
7808 echo "CONFIG_LINUX_USER=y" >> $config_target_mak
7809fi
7810list=""
7811if test ! -z "$gdb_xml_files" ; then
7812 for x in $gdb_xml_files; do
7813 list="$list gdb-xml/$x"
7814 done
7815 echo "TARGET_XML_FILES=$list" >> $config_target_mak
7816fi
7817
7818if test "$target_user_only" = "yes" && test "$bflt" = "yes"; then
7819 echo "TARGET_HAS_BFLT=y" >> $config_target_mak
7820fi
7821if test "$target_bsd_user" = "yes" ; then
7822 echo "CONFIG_BSD_USER=y" >> $config_target_mak
7823fi
7824
7825done # for target in $targets
7826
7827if [ "$fdt" = "git" ]; then
7828 subdirs="$subdirs dtc"
7829fi
7830if [ "$capstone" = "git" -o "$capstone" = "internal" ]; then
7831 subdirs="$subdirs capstone"
7832fi
7833echo "SUBDIRS=$subdirs" >> $config_host_mak
7834if test -n "$LIBCAPSTONE"; then
7835 echo "LIBCAPSTONE=$LIBCAPSTONE" >> $config_host_mak
7836fi
7837
7838if test "$numa" = "yes"; then
7839 echo "CONFIG_NUMA=y" >> $config_host_mak
7840 echo "NUMA_LIBS=$numa_libs" >> $config_host_mak
7841fi
7842
7843if test "$ccache_cpp2" = "yes"; then
7844 echo "export CCACHE_CPP2=y" >> $config_host_mak
7845fi
7846
7847if test "$safe_stack" = "yes"; then
7848 echo "CONFIG_SAFESTACK=y" >> $config_host_mak
7849fi
7850
7851# If we're using a separate build tree, set it up now.
7852# DIRS are directories which we simply mkdir in the build tree;
7853# LINKS are things to symlink back into the source tree
7854# (these can be both files and directories).
7855# Caution: do not add files or directories here using wildcards. This
7856# will result in problems later if a new file matching the wildcard is
7857# added to the source tree -- nothing will cause configure to be rerun
7858# so the build tree will be missing the link back to the new file, and
7859# tests might fail. Prefer to keep the relevant files in their own
7860# directory and symlink the directory instead.
7861# UNLINK is used to remove symlinks from older development versions
7862# that might get into the way when doing "git update" without doing
7863# a "make distclean" in between.
7864DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos"
7865DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph"
7866DIRS="$DIRS docs docs/interop fsdev scsi"
7867DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw"
7868DIRS="$DIRS roms/seabios"
7869DIRS="$DIRS contrib/plugins/"
7870LINKS="Makefile"
7871LINKS="$LINKS tests/tcg/lm32/Makefile"
7872LINKS="$LINKS tests/tcg/Makefile.target"
7873LINKS="$LINKS pc-bios/optionrom/Makefile"
7874LINKS="$LINKS pc-bios/s390-ccw/Makefile"
7875LINKS="$LINKS roms/seabios/Makefile"
7876LINKS="$LINKS pc-bios/qemu-icon.bmp"
7877LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
7878LINKS="$LINKS tests/acceptance tests/data"
7879LINKS="$LINKS tests/qemu-iotests/check"
7880LINKS="$LINKS python"
7881LINKS="$LINKS contrib/plugins/Makefile "
7882UNLINK="pc-bios/keymaps"
7883for bios_file in \
7884 $source_path/pc-bios/*.bin \
7885 $source_path/pc-bios/*.elf \
7886 $source_path/pc-bios/*.lid \
7887 $source_path/pc-bios/*.rom \
7888 $source_path/pc-bios/*.dtb \
7889 $source_path/pc-bios/*.img \
7890 $source_path/pc-bios/openbios-* \
7891 $source_path/pc-bios/u-boot.* \
7892 $source_path/pc-bios/edk2-*.fd.bz2 \
7893 $source_path/pc-bios/palcode-*
7894do
7895 LINKS="$LINKS pc-bios/$(basename $bios_file)"
7896done
7897mkdir -p $DIRS
7898for f in $LINKS ; do
7899 if [ -e "$source_path/$f" ]; then
7900 symlink "$source_path/$f" "$f"
7901 fi
7902done
7903for f in $UNLINK ; do
7904 if [ -L "$f" ]; then
7905 rm -f "$f"
7906 fi
7907done
7908
7909(for i in $cross_cc_vars; do
7910 export $i
7911done
7912export target_list source_path use_containers
7913$source_path/tests/tcg/configure.sh)
7914
7915# temporary config to build submodules
7916for rom in seabios; do
7917 config_mak=roms/$rom/config.mak
7918 echo "# Automatically generated by configure - do not modify" > $config_mak
7919 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
7920 echo "AS=$as" >> $config_mak
7921 echo "CCAS=$ccas" >> $config_mak
7922 echo "CC=$cc" >> $config_mak
7923 echo "BCC=bcc" >> $config_mak
7924 echo "CPP=$cpp" >> $config_mak
7925 echo "OBJCOPY=objcopy" >> $config_mak
7926 echo "IASL=$iasl" >> $config_mak
7927 echo "LD=$ld" >> $config_mak
7928 echo "RANLIB=$ranlib" >> $config_mak
7929done
7930
7931# set up qemu-iotests in this build directory
7932iotests_common_env="tests/qemu-iotests/common.env"
7933
7934echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
7935echo >> "$iotests_common_env"
7936echo "export PYTHON='$python'" >> "$iotests_common_env"
7937
7938if test "$skip_meson" = no; then
7939cross="config-meson.cross.new"
7940meson_quote() {
7941 echo "['$(echo $* | sed "s/ /','/g")']"
7942}
7943
7944echo "# Automatically generated by configure - do not modify" > $cross
7945echo "[properties]" >> $cross
7946test -z "$cxx" && echo "link_language = 'c'" >> $cross
7947echo "[binaries]" >> $cross
7948echo "c = $(meson_quote $cc)" >> $cross
7949test -n "$cxx" && echo "cpp = $(meson_quote $cxx)" >> $cross
7950echo "ar = $(meson_quote $ar)" >> $cross
7951echo "nm = $(meson_quote $nm)" >> $cross
7952echo "pkgconfig = $(meson_quote $pkg_config_exe)" >> $cross
7953echo "ranlib = $(meson_quote $ranlib)" >> $cross
7954if has $sdl2_config; then
7955 echo "sdl2-config = $(meson_quote $sdl2_config)" >> $cross
7956fi
7957echo "strip = $(meson_quote $strip)" >> $cross
7958echo "windres = $(meson_quote $windres)" >> $cross
7959if test -n "$cross_prefix"; then
7960 cross_arg="--cross-file config-meson.cross"
7961 # Hack: Meson expects an absolute path for the *build* machine
7962 # for the prefix, so add a slash in front of a Windows path that
7963 # includes a drive letter.
7964 #
7965 # See https://github.com/mesonbuild/meson/issues/7577.
7966 echo "[host_machine]" >> $cross
7967 if test "$mingw32" = "yes" ; then
7968 echo "system = 'windows'" >> $cross
7969 case $prefix in
7970 ?:*) pre_prefix=/ ;;
7971 esac
7972 fi
7973 if test "$linux" = "yes" ; then
7974 echo "system = 'linux'" >> $cross
7975 fi
7976 case "$ARCH" in
7977 i386|x86_64)
7978 echo "cpu_family = 'x86'" >> $cross
7979 ;;
7980 ppc64le)
7981 echo "cpu_family = 'ppc64'" >> $cross
7982 ;;
7983 *)
7984 echo "cpu_family = '$ARCH'" >> $cross
7985 ;;
7986 esac
7987 echo "cpu = '$cpu'" >> $cross
7988 if test "$bigendian" = "yes" ; then
7989 echo "endian = 'big'" >> $cross
7990 else
7991 echo "endian = 'little'" >> $cross
7992 fi
7993else
7994 cross_arg="--native-file config-meson.cross"
7995fi
7996mv $cross config-meson.cross
7997
7998rm -rf meson-private meson-info meson-logs
7999NINJA=${ninja:-$PWD/ninjatool} $meson setup \
8000 --prefix "${pre_prefix}$prefix" \
8001 --libdir "${pre_prefix}$libdir" \
8002 --libexecdir "${pre_prefix}$libexecdir" \
8003 --bindir "${pre_prefix}$bindir" \
8004 --includedir "${pre_prefix}$includedir" \
8005 --datadir "${pre_prefix}$datadir" \
8006 --mandir "${pre_prefix}$mandir" \
8007 --sysconfdir "${pre_prefix}$sysconfdir" \
8008 --localstatedir "${pre_prefix}$local_statedir" \
8009 -Ddocdir="${pre_prefix}$docdir" \
8010 -Dqemu_suffix="$qemu_suffix" \
8011 -Doptimization=$(if test "$debug" = yes; then echo 0; else echo 2; fi) \
8012 -Ddebug=$(if test "$debug_info" = yes; then echo true; else echo false; fi) \
8013 -Dwerror=$(if test "$werror" = yes; then echo true; else echo false; fi) \
8014 -Dstrip=$(if test "$strip_opt" = yes; then echo true; else echo false; fi) \
8015 -Db_pie=$(if test "$pie" = yes; then echo true; else echo false; fi) \
8016 -Db_coverage=$(if test "$gcov" = yes; then echo true; else echo false; fi) \
8017 -Dsdl=$sdl -Dsdl_image=$sdl_image \
8018 -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \
8019 -Dgettext=$gettext -Dxkbcommon=$xkbcommon -Du2f=$u2f\
8020 $cross_arg \
8021 "$PWD" "$source_path"
8022
8023if test "$?" -ne 0 ; then
8024 error_exit "meson setup failed"
8025fi
8026touch ninjatool.stamp
8027fi
8028
8029if test -n "${deprecated_features}"; then
8030 echo "Warning, deprecated features enabled."
8031 echo "Please see docs/system/deprecated.rst"
8032 echo " features: ${deprecated_features}"
8033fi
8034
8035# Save the configure command line for later reuse.
8036cat <<EOD >config.status
8037#!/bin/sh
8038# Generated by configure.
8039# Run this file to recreate the current configuration.
8040# Compiler output produced by configure, useful for debugging
8041# configure, is in config.log if it exists.
8042EOD
8043
8044preserve_env() {
8045 envname=$1
8046
8047 eval envval=\$$envname
8048
8049 if test -n "$envval"
8050 then
8051 echo "$envname='$envval'" >> config.status
8052 echo "export $envname" >> config.status
8053 else
8054 echo "unset $envname" >> config.status
8055 fi
8056}
8057
8058# Preserve various env variables that influence what
8059# features/build target configure will detect
8060preserve_env AR
8061preserve_env AS
8062preserve_env CC
8063preserve_env CPP
8064preserve_env CXX
8065preserve_env INSTALL
8066preserve_env LD
8067preserve_env LD_LIBRARY_PATH
8068preserve_env LIBTOOL
8069preserve_env MAKE
8070preserve_env NM
8071preserve_env OBJCOPY
8072preserve_env PATH
8073preserve_env PKG_CONFIG
8074preserve_env PKG_CONFIG_LIBDIR
8075preserve_env PKG_CONFIG_PATH
8076preserve_env PYTHON
8077preserve_env SDL2_CONFIG
8078preserve_env SMBD
8079preserve_env STRIP
8080preserve_env WINDRES
8081
8082printf "exec" >>config.status
8083for i in "$0" "$@"; do
8084 test "$i" = --skip-meson || printf " '%s'" "$i" >>config.status
8085done
8086echo ' "$@"' >>config.status
8087chmod +x config.status
8088
8089rm -r "$TMPDIR1"