configure

   1 #!/bin/sh
   2 #
   3 # qemu configure script (c) 2003 Fabrice Bellard
   4 #
   5
   6 # Unset some variables known to interfere with behavior of common tools,
   7 # just as autoconf does.
   8 CLICOLOR_FORCE= GREP_OPTIONS=
   9 unset CLICOLOR_FORCE GREP_OPTIONS
  10
  11 # Don't allow CCACHE, if present, to use cached results of compile tests!
  12 export CCACHE_RECACHE=yes
  13
  14 # Temporary directory used for files created while
  15 # configure runs. Since it is in the build directory
  16 # we can safely blow away any previous version of it
  17 # (and we need not jump through hoops to try to delete
  18 # it when configure exits.)
  19 TMPDIR1="config-temp"
  20 rm -rf "${TMPDIR1}"
  21 mkdir -p "${TMPDIR1}"
  22 if [ $? -ne 0 ]; then
  23     echo "ERROR: failed to create temporary directory"
  24     exit 1
  25 fi
  26
  27 TMPB="qemu-conf"
  28 TMPC="${TMPDIR1}/${TMPB}.c"
  29 TMPO="${TMPDIR1}/${TMPB}.o"
  30 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
  31 TMPE="${TMPDIR1}/${TMPB}.exe"
  32 TMPMO="${TMPDIR1}/${TMPB}.mo"
  33
  34 rm -f config.log
  35
  36 # Print a helpful header at the top of config.log
  37 echo "# QEMU configure log $(date)" >> config.log
  38 printf "# Configured with:" >> config.log
  39 printf " '%s'" "$0" "$@" >> config.log
  40 echo >> config.log
  41 echo "#" >> config.log
  42
  43 print_error() {
  44     (echo
  45     echo "ERROR: $1"
  46     while test -n "$2"; do
  47         echo "       $2"
  48         shift
  49     done
  50     echo) >&2
  51 }
  52
  53 error_exit() {
  54     print_error "$@"
  55     exit 1
  56 }
  57
  58 do_compiler() {
  59     # Run the compiler, capturing its output to the log. First argument
  60     # is compiler binary to execute.
  61     local compiler="$1"
  62     shift
  63     echo $compiler "$@" >> config.log
  64     $compiler "$@" >> config.log 2>&1 || return $?
  65     # Test passed. If this is an --enable-werror build, rerun
  66     # the test with -Werror and bail out if it fails. This
  67     # makes warning-generating-errors in configure test code
  68     # obvious to developers.
  69     if test "$werror" != "yes"; then
  70         return 0
  71     fi
  72     # Don't bother rerunning the compile if we were already using -Werror
  73     case "$*" in
  74         *-Werror*)
  75            return 0
  76         ;;
  77     esac
  78     echo $compiler -Werror "$@" >> config.log
  79     $compiler -Werror "$@" >> config.log 2>&1 && return $?
  80     error_exit "configure test passed without -Werror but failed with -Werror." \
  81         "This is probably a bug in the configure script. The failing command" \
  82         "will be at the bottom of config.log." \
  83         "You can run configure with --disable-werror to bypass this check."
  84 }
  85
  86 do_cc() {
  87     do_compiler "$cc" "$@"
  88 }
  89
  90 do_cxx() {
  91     do_compiler "$cxx" "$@"
  92 }
  93
  94 update_cxxflags() {
  95     # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
  96     # options which some versions of GCC's C++ compiler complain about
  97     # because they only make sense for C programs.
  98     QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS"
  99
 100     for arg in $QEMU_CFLAGS; do
 101         case $arg in
 102             -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
 103             -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
 104                 ;;
 105             *)
 106                 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
 107                 ;;
 108         esac
 109     done
 110 }
 111
 112 compile_object() {
 113   local_cflags="$1"
 114   do_cc $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
 115 }
 116
 117 compile_prog() {
 118   local_cflags="$1"
 119   local_ldflags="$2"
 120   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
 121 }
 122
 123 # symbolically link $1 to $2.  Portable version of "ln -sf".
 124 symlink() {
 125   rm -rf "$2"
 126   mkdir -p "$(dirname "$2")"
 127   ln -s "$1" "$2"
 128 }
 129
 130 # check whether a command is available to this shell (may be either an
 131 # executable or a builtin)
 132 has() {
 133     type "$1" >/dev/null 2>&1
 134 }
 135
 136 # search for an executable in PATH
 137 path_of() {
 138     local_command="$1"
 139     local_ifs="$IFS"
 140     local_dir=""
 141
 142     # pathname has a dir component?
 143     if [ "${local_command#*/}" != "$local_command" ]; then
 144         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
 145             echo "$local_command"
 146             return 0
 147         fi
 148     fi
 149     if [ -z "$local_command" ]; then
 150         return 1
 151     fi
 152
 153     IFS=:
 154     for local_dir in $PATH; do
 155         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 156             echo "$local_dir/$local_command"
 157             IFS="${local_ifs:-$(printf ' \t\n')}"
 158             return 0
 159         fi
 160     done
 161     # not found
 162     IFS="${local_ifs:-$(printf ' \t\n')}"
 163     return 1
 164 }
 165
 166 have_backend () {
 167     echo "$trace_backends" | grep "$1" >/dev/null
 168 }
 169
 170 glob() {
 171     eval test -z '"${1#'"$2"'}"'
 172 }
 173
 174 supported_hax_target() {
 175     test "$hax" = "yes" || return 1
 176     glob "$1" "*-softmmu" || return 1
 177     case "${1%-softmmu}" in
 178         i386|x86_64)
 179             return 0
 180         ;;
 181     esac
 182     return 1
 183 }
 184
 185 supported_kvm_target() {
 186     test "$kvm" = "yes" || return 1
 187     glob "$1" "*-softmmu" || return 1
 188     case "${1%-softmmu}:$cpu" in
 189         arm:arm | aarch64:aarch64 | \
 190         i386:i386 | i386:x86_64 | i386:x32 | \
 191         x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
 192         mips:mips | mipsel:mips | \
 193         ppc:ppc | ppcemb:ppc | ppc64:ppc | \
 194         ppc:ppc64 | ppcemb:ppc64 | ppc64:ppc64 | \
 195         s390x:s390x)
 196             return 0
 197         ;;
 198     esac
 199     return 1
 200 }
 201
 202 supported_xen_target() {
 203     test "$xen" = "yes" || return 1
 204     glob "$1" "*-softmmu" || return 1
 205     # Only i386 and x86_64 provide the xenpv machine.
 206     case "${1%-softmmu}" in
 207         i386|x86_64)
 208             return 0
 209         ;;
 210     esac
 211     return 1
 212 }
 213
 214 supported_target() {
 215     case "$1" in
 216         *-softmmu)
 217             ;;
 218         *-linux-user)
 219             if test "$linux" != "yes"; then
 220                 print_error "Target '$target' is only available on a Linux host"
 221                 return 1
 222             fi
 223             ;;
 224         *-bsd-user)
 225             if test "$bsd" != "yes"; then
 226                 print_error "Target '$target' is only available on a BSD host"
 227                 return 1
 228             fi
 229             ;;
 230         *)
 231             print_error "Invalid target name '$target'"
 232             return 1
 233             ;;
 234     esac
 235     test "$tcg" = "yes" && return 0
 236     supported_kvm_target "$1" && return 0
 237     supported_xen_target "$1" && return 0
 238     supported_hax_target "$1" && return 0
 239     print_error "TCG disabled, but hardware accelerator not available for '$target'"
 240     return 1
 241 }
 242
 243 # default parameters
 244 source_path=$(dirname "$0")
 245 cpu=""
 246 iasl="iasl"
 247 interp_prefix="/usr/gnemul/qemu-%M"
 248 static="no"
 249 cross_prefix=""
 250 audio_drv_list=""
 251 block_drv_rw_whitelist=""
 252 block_drv_ro_whitelist=""
 253 host_cc="cc"
 254 libs_softmmu=""
 255 libs_tools=""
 256 audio_pt_int=""
 257 audio_win_int=""
 258 cc_i386=i386-pc-linux-gnu-gcc
 259 libs_qga=""
 260 debug_info="yes"
 261 stack_protector=""
 262
 263 # Don't accept a target_list environment variable.
 264 unset target_list
 265
 266 # Default value for a variable defining feature "foo".
 267 #  * foo="no"  feature will only be used if --enable-foo arg is given
 268 #  * foo=""    feature will be searched for, and if found, will be used
 269 #              unless --disable-foo is given
 270 #  * foo="yes" this value will only be set by --enable-foo flag.
 271 #              feature will searched for,
 272 #              if not found, configure exits with error
 273 #
 274 # Always add --enable-foo and --disable-foo command line args.
 275 # Distributions want to ensure that several features are compiled in, and it
 276 # is impossible without a --enable-foo that exits if a feature is not found.
 277
 278 bluez=""
 279 brlapi=""
 280 curl=""
 281 curses=""
 282 docs=""
 283 fdt=""
 284 netmap="no"
 285 pixman=""
 286 sdl=""
 287 sdlabi=""
 288 virtfs=""
 289 vnc="yes"
 290 sparse="no"
 291 vde=""
 292 vnc_sasl=""
 293 vnc_jpeg=""
 294 vnc_png=""
 295 xen=""
 296 xen_ctrl_version=""
 297 xen_pv_domain_build="no"
 298 xen_pci_passthrough=""
 299 linux_aio=""
 300 cap_ng=""
 301 attr=""
 302 libattr=""
 303 xfs=""
 304 tcg="yes"
 305
 306 vhost_net="no"
 307 vhost_scsi="no"
 308 vhost_vsock="no"
 309 kvm="no"
 310 hax="no"
 311 rdma=""
 312 gprof="no"
 313 debug_tcg="no"
 314 debug="no"
 315 fortify_source=""
 316 strip_opt="yes"
 317 tcg_interpreter="no"
 318 bigendian="no"
 319 mingw32="no"
 320 gcov="no"
 321 gcov_tool="gcov"
 322 EXESUF=""
 323 DSOSUF=".so"
 324 LDFLAGS_SHARED="-shared"
 325 modules="no"
 326 prefix="/usr/local"
 327 mandir="\${prefix}/share/man"
 328 datadir="\${prefix}/share"
 329 qemu_docdir="\${prefix}/share/doc/qemu"
 330 bindir="\${prefix}/bin"
 331 libdir="\${prefix}/lib"
 332 libexecdir="\${prefix}/libexec"
 333 includedir="\${prefix}/include"
 334 sysconfdir="\${prefix}/etc"
 335 local_statedir="\${prefix}/var"
 336 confsuffix="/qemu"
 337 slirp="yes"
 338 oss_lib=""
 339 bsd="no"
 340 linux="no"
 341 solaris="no"
 342 profiler="no"
 343 cocoa="no"
 344 softmmu="yes"
 345 linux_user="no"
 346 bsd_user="no"
 347 aix="no"
 348 blobs="yes"
 349 pkgversion=""
 350 pie=""
 351 qom_cast_debug="yes"
 352 trace_backends="log"
 353 trace_file="trace"
 354 spice=""
 355 rbd=""
 356 smartcard=""
 357 libusb=""
 358 usb_redir=""
 359 opengl=""
 360 opengl_dmabuf="no"
 361 avx2_opt="no"
 362 zlib="yes"
 363 lzo=""
 364 snappy=""
 365 bzip2=""
 366 guest_agent=""
 367 guest_agent_with_vss="no"
 368 guest_agent_ntddscsi="no"
 369 guest_agent_msi=""
 370 vss_win32_sdk=""
 371 win_sdk="no"
 372 want_tools="yes"
 373 libiscsi=""
 374 libnfs=""
 375 coroutine=""
 376 coroutine_pool=""
 377 debug_stack_usage="no"
 378 crypto_afalg="no"
 379 seccomp=""
 380 glusterfs=""
 381 glusterfs_xlator_opt="no"
 382 glusterfs_discard="no"
 383 glusterfs_fallocate="no"
 384 glusterfs_zerofill="no"
 385 gtk=""
 386 gtkabi=""
 387 gtk_gl="no"
 388 tls_priority="NORMAL"
 389 gnutls=""
 390 gnutls_rnd=""
 391 nettle=""
 392 nettle_kdf="no"
 393 gcrypt=""
 394 gcrypt_hmac="no"
 395 gcrypt_kdf="no"
 396 vte=""
 397 virglrenderer=""
 398 tpm="yes"
 399 libssh2=""
 400 live_block_migration="yes"
 401 numa=""
 402 tcmalloc="no"
 403 jemalloc="no"
 404 replication="yes"
 405 vxhs=""
 406
 407 supported_cpu="no"
 408 supported_os="no"
 409 bogus_os="no"
 410
 411 # parse CC options first
 412 for opt do
 413   optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
 414   case "$opt" in
 415   --cross-prefix=*) cross_prefix="$optarg"
 416   ;;
 417   --cc=*) CC="$optarg"
 418   ;;
 419   --cxx=*) CXX="$optarg"
 420   ;;
 421   --source-path=*) source_path="$optarg"
 422   ;;
 423   --cpu=*) cpu="$optarg"
 424   ;;
 425   --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
 426                     EXTRA_CFLAGS="$optarg"
 427   ;;
 428   --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
 429                       EXTRA_CXXFLAGS="$optarg"
 430   ;;
 431   --extra-ldflags=*) LDFLAGS="$LDFLAGS $optarg"
 432                      EXTRA_LDFLAGS="$optarg"
 433   ;;
 434   --enable-debug-info) debug_info="yes"
 435   ;;
 436   --disable-debug-info) debug_info="no"
 437   ;;
 438   esac
 439 done
 440 # OS specific
 441 # Using uname is really, really broken.  Once we have the right set of checks
 442 # we can eliminate its usage altogether.
 443
 444 # Preferred compiler:
 445 #  ${CC} (if set)
 446 #  ${cross_prefix}gcc (if cross-prefix specified)
 447 #  system compiler
 448 if test -z "${CC}${cross_prefix}"; then
 449   cc="$host_cc"
 450 else
 451   cc="${CC-${cross_prefix}gcc}"
 452 fi
 453
 454 if test -z "${CXX}${cross_prefix}"; then
 455   cxx="c++"
 456 else
 457   cxx="${CXX-${cross_prefix}g++}"
 458 fi
 459
 460 ar="${AR-${cross_prefix}ar}"
 461 as="${AS-${cross_prefix}as}"
 462 ccas="${CCAS-$cc}"
 463 cpp="${CPP-$cc -E}"
 464 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 465 ld="${LD-${cross_prefix}ld}"
 466 nm="${NM-${cross_prefix}nm}"
 467 strip="${STRIP-${cross_prefix}strip}"
 468 windres="${WINDRES-${cross_prefix}windres}"
 469 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 470 query_pkg_config() {
 471     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 472 }
 473 pkg_config=query_pkg_config
 474 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 475 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
 476
 477 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
 478 ARFLAGS="${ARFLAGS-rv}"
 479
 480 # default flags for all hosts
 481 # We use -fwrapv to tell the compiler that we require a C dialect where
 482 # left shift of signed integers is well defined and has the expected
 483 # 2s-complement style results. (Both clang and gcc agree that it
 484 # provides these semantics.)
 485 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS"
 486 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 487 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 488 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 489 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/accel/tcg -I\$(SRC_PATH)/include"
 490 if test "$debug_info" = "yes"; then
 491     CFLAGS="-g $CFLAGS"
 492     LDFLAGS="-g $LDFLAGS"
 493 fi
 494
 495 # make source path absolute
 496 source_path=$(cd "$source_path"; pwd)
 497
 498 # running configure in the source tree?
 499 # we know that's the case if configure is there.
 500 if test -f "./configure"; then
 501     pwd_is_source_path="y"
 502 else
 503     pwd_is_source_path="n"
 504 fi
 505
 506 check_define() {
 507 cat > $TMPC <<EOF
 508 #if !defined($1)
 509 #error $1 not defined
 510 #endif
 511 int main(void) { return 0; }
 512 EOF
 513   compile_object
 514 }
 515
 516 check_include() {
 517 cat > $TMPC <<EOF
 518 #include <$1>
 519 int main(void) { return 0; }
 520 EOF
 521   compile_object
 522 }
 523
 524 write_c_skeleton() {
 525     cat > $TMPC <<EOF
 526 int main(void) { return 0; }
 527 EOF
 528 }
 529
 530 if check_define __linux__ ; then
 531   targetos="Linux"
 532 elif check_define _WIN32 ; then
 533   targetos='MINGW32'
 534 elif check_define __OpenBSD__ ; then
 535   targetos='OpenBSD'
 536 elif check_define __sun__ ; then
 537   targetos='SunOS'
 538 elif check_define __HAIKU__ ; then
 539   targetos='Haiku'
 540 else
 541   targetos=$(uname -s)
 542 fi
 543
 544 # Some host OSes need non-standard checks for which CPU to use.
 545 # Note that these checks are broken for cross-compilation: if you're
 546 # cross-compiling to one of these OSes then you'll need to specify
 547 # the correct CPU with the --cpu option.
 548 case $targetos in
 549 Darwin)
 550   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 551   # run 64-bit userspace code.
 552   # If the user didn't specify a CPU explicitly and the kernel says this is
 553   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 554   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 555     cpu="x86_64"
 556   fi
 557   ;;
 558 SunOS)
 559   # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
 560   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 561     cpu="x86_64"
 562   fi
 563 esac
 564
 565 if test ! -z "$cpu" ; then
 566   # command line argument
 567   :
 568 elif check_define __i386__ ; then
 569   cpu="i386"
 570 elif check_define __x86_64__ ; then
 571   if check_define __ILP32__ ; then
 572     cpu="x32"
 573   else
 574     cpu="x86_64"
 575   fi
 576 elif check_define __sparc__ ; then
 577   if check_define __arch64__ ; then
 578     cpu="sparc64"
 579   else
 580     cpu="sparc"
 581   fi
 582 elif check_define _ARCH_PPC ; then
 583   if check_define _ARCH_PPC64 ; then
 584     cpu="ppc64"
 585   else
 586     cpu="ppc"
 587   fi
 588 elif check_define __mips__ ; then
 589   cpu="mips"
 590 elif check_define __ia64__ ; then
 591   cpu="ia64"
 592 elif check_define __s390__ ; then
 593   if check_define __s390x__ ; then
 594     cpu="s390x"
 595   else
 596     cpu="s390"
 597   fi
 598 elif check_define __arm__ ; then
 599   cpu="arm"
 600 elif check_define __aarch64__ ; then
 601   cpu="aarch64"
 602 else
 603   cpu=$(uname -m)
 604 fi
 605
 606 ARCH=
 607 # Normalise host CPU name and set ARCH.
 608 # Note that this case should only have supported host CPUs, not guests.
 609 case "$cpu" in
 610   ppc|ppc64|s390|s390x|sparc64|x32)
 611     cpu="$cpu"
 612     supported_cpu="yes"
 613   ;;
 614   ia64)
 615     cpu="$cpu"
 616   ;;
 617   i386|i486|i586|i686|i86pc|BePC)
 618     cpu="i386"
 619     supported_cpu="yes"
 620   ;;
 621   x86_64|amd64)
 622     cpu="x86_64"
 623     supported_cpu="yes"
 624   ;;
 625   armv*b|armv*l|arm)
 626     cpu="arm"
 627     supported_cpu="yes"
 628   ;;
 629   aarch64)
 630     cpu="aarch64"
 631     supported_cpu="yes"
 632   ;;
 633   mips*)
 634     cpu="mips"
 635     supported_cpu="yes"
 636   ;;
 637   sparc|sun4[cdmuv])
 638     cpu="sparc"
 639     supported_cpu="yes"
 640   ;;
 641   *)
 642     # This will result in either an error or falling back to TCI later
 643     ARCH=unknown
 644   ;;
 645 esac
 646 if test -z "$ARCH"; then
 647   ARCH="$cpu"
 648 fi
 649
 650 # OS specific
 651
 652 # host *BSD for user mode
 653 HOST_VARIANT_DIR=""
 654
 655 case $targetos in
 656 MINGW32*)
 657   mingw32="yes"
 658   hax="yes"
 659   audio_possible_drivers="dsound sdl"
 660   if check_include dsound.h; then
 661     audio_drv_list="dsound"
 662   else
 663     audio_drv_list=""
 664   fi
 665   supported_os="yes"
 666 ;;
 667 GNU/kFreeBSD)
 668   bsd="yes"
 669   audio_drv_list="oss"
 670   audio_possible_drivers="oss sdl pa"
 671 ;;
 672 FreeBSD)
 673   bsd="yes"
 674   make="${MAKE-gmake}"
 675   audio_drv_list="oss"
 676   audio_possible_drivers="oss sdl pa"
 677   # needed for kinfo_getvmmap(3) in libutil.h
 678   LIBS="-lutil $LIBS"
 679   # needed for kinfo_getproc
 680   libs_qga="-lutil $libs_qga"
 681   netmap=""  # enable netmap autodetect
 682   HOST_VARIANT_DIR="freebsd"
 683   supported_os="yes"
 684 ;;
 685 DragonFly)
 686   bsd="yes"
 687   make="${MAKE-gmake}"
 688   audio_drv_list="oss"
 689   audio_possible_drivers="oss sdl pa"
 690   HOST_VARIANT_DIR="dragonfly"
 691 ;;
 692 NetBSD)
 693   bsd="yes"
 694   make="${MAKE-gmake}"
 695   audio_drv_list="oss"
 696   audio_possible_drivers="oss sdl"
 697   oss_lib="-lossaudio"
 698   HOST_VARIANT_DIR="netbsd"
 699   supported_os="yes"
 700 ;;
 701 OpenBSD)
 702   bsd="yes"
 703   make="${MAKE-gmake}"
 704   audio_drv_list="sdl"
 705   audio_possible_drivers="sdl"
 706   HOST_VARIANT_DIR="openbsd"
 707 ;;
 708 Darwin)
 709   bsd="yes"
 710   darwin="yes"
 711   hax="yes"
 712   LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
 713   if [ "$cpu" = "x86_64" ] ; then
 714     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 715     LDFLAGS="-arch x86_64 $LDFLAGS"
 716   fi
 717   cocoa="yes"
 718   audio_drv_list="coreaudio"
 719   audio_possible_drivers="coreaudio sdl"
 720   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 721   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 722   # Disable attempts to use ObjectiveC features in os/object.h since they
 723   # won't work when we're compiling with gcc as a C compiler.
 724   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 725   HOST_VARIANT_DIR="darwin"
 726   supported_os="yes"
 727 ;;
 728 SunOS)
 729   solaris="yes"
 730   make="${MAKE-gmake}"
 731   install="${INSTALL-ginstall}"
 732   ld="gld"
 733   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 734   needs_libsunmath="no"
 735   solarisrev=$(uname -r | cut -f2 -d.)
 736   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 737     if test "$solarisrev" -le 9 ; then
 738       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 739         needs_libsunmath="yes"
 740         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 741         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 742         LIBS="-lsunmath $LIBS"
 743       else
 744         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 745             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 746             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 747             "Studio 11 can be downloaded from www.sun.com."
 748       fi
 749     fi
 750   fi
 751   if test -f /usr/include/sys/soundcard.h ; then
 752     audio_drv_list="oss"
 753   fi
 754   audio_possible_drivers="oss sdl"
 755 # needed for CMSG_ macros in sys/socket.h
 756   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 757 # needed for TIOCWIN* defines in termios.h
 758   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 759   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 760   solarisnetlibs="-lsocket -lnsl -lresolv"
 761   LIBS="$solarisnetlibs $LIBS"
 762   libs_qga="$solarisnetlibs $libs_qga"
 763 ;;
 764 AIX)
 765   aix="yes"
 766   make="${MAKE-gmake}"
 767 ;;
 768 Haiku)
 769   haiku="yes"
 770   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 771   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 772 ;;
 773 Linux)
 774   audio_drv_list="oss"
 775   audio_possible_drivers="oss alsa sdl pa"
 776   linux="yes"
 777   linux_user="yes"
 778   kvm="yes"
 779   vhost_net="yes"
 780   vhost_scsi="yes"
 781   vhost_vsock="yes"
 782   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 783   supported_os="yes"
 784 ;;
 785 *)
 786   # This is a fatal error, but don't report it yet, because we
 787   # might be going to just print the --help text, or it might
 788   # be the result of a missing compiler.
 789   bogus_os="yes"
 790 ;;
 791 esac
 792
 793 if [ "$bsd" = "yes" ] ; then
 794   if [ "$darwin" != "yes" ] ; then
 795     bsd_user="yes"
 796   fi
 797 fi
 798
 799 : ${make=${MAKE-make}}
 800 : ${install=${INSTALL-install}}
 801 : ${python=${PYTHON-python}}
 802 : ${smbd=${SMBD-/usr/sbin/smbd}}
 803
 804 # Default objcc to clang if available, otherwise use CC
 805 if has clang; then
 806   objcc=clang
 807 else
 808   objcc="$cc"
 809 fi
 810
 811 if test "$mingw32" = "yes" ; then
 812   EXESUF=".exe"
 813   DSOSUF=".dll"
 814   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 815   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 816   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 817   # MinGW needs -mthreads for TLS and macro _MT.
 818   QEMU_CFLAGS="-mthreads $QEMU_CFLAGS"
 819   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 820   write_c_skeleton;
 821   if compile_prog "" "-liberty" ; then
 822     LIBS="-liberty $LIBS"
 823   fi
 824   prefix="c:/Program Files/QEMU"
 825   mandir="\${prefix}"
 826   datadir="\${prefix}"
 827   qemu_docdir="\${prefix}"
 828   bindir="\${prefix}"
 829   sysconfdir="\${prefix}"
 830   local_statedir=
 831   confsuffix=""
 832   libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -liphlpapi -lnetapi32 $libs_qga"
 833 fi
 834
 835 werror=""
 836
 837 for opt do
 838   optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
 839   case "$opt" in
 840   --help|-h) show_help=yes
 841   ;;
 842   --version|-V) exec cat $source_path/VERSION
 843   ;;
 844   --prefix=*) prefix="$optarg"
 845   ;;
 846   --interp-prefix=*) interp_prefix="$optarg"
 847   ;;
 848   --source-path=*)
 849   ;;
 850   --cross-prefix=*)
 851   ;;
 852   --cc=*)
 853   ;;
 854   --host-cc=*) host_cc="$optarg"
 855   ;;
 856   --cxx=*)
 857   ;;
 858   --iasl=*) iasl="$optarg"
 859   ;;
 860   --objcc=*) objcc="$optarg"
 861   ;;
 862   --make=*) make="$optarg"
 863   ;;
 864   --install=*) install="$optarg"
 865   ;;
 866   --python=*) python="$optarg"
 867   ;;
 868   --gcov=*) gcov_tool="$optarg"
 869   ;;
 870   --smbd=*) smbd="$optarg"
 871   ;;
 872   --extra-cflags=*)
 873   ;;
 874   --extra-cxxflags=*)
 875   ;;
 876   --extra-ldflags=*)
 877   ;;
 878   --enable-debug-info)
 879   ;;
 880   --disable-debug-info)
 881   ;;
 882   --enable-modules)
 883       modules="yes"
 884   ;;
 885   --disable-modules)
 886       modules="no"
 887   ;;
 888   --cpu=*)
 889   ;;
 890   --target-list=*) target_list="$optarg"
 891   ;;
 892   --enable-trace-backends=*) trace_backends="$optarg"
 893   ;;
 894   # XXX: backwards compatibility
 895   --enable-trace-backend=*) trace_backends="$optarg"
 896   ;;
 897   --with-trace-file=*) trace_file="$optarg"
 898   ;;
 899   --enable-gprof) gprof="yes"
 900   ;;
 901   --enable-gcov) gcov="yes"
 902   ;;
 903   --static)
 904     static="yes"
 905     LDFLAGS="-static $LDFLAGS"
 906     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 907   ;;
 908   --mandir=*) mandir="$optarg"
 909   ;;
 910   --bindir=*) bindir="$optarg"
 911   ;;
 912   --libdir=*) libdir="$optarg"
 913   ;;
 914   --libexecdir=*) libexecdir="$optarg"
 915   ;;
 916   --includedir=*) includedir="$optarg"
 917   ;;
 918   --datadir=*) datadir="$optarg"
 919   ;;
 920   --with-confsuffix=*) confsuffix="$optarg"
 921   ;;
 922   --docdir=*) qemu_docdir="$optarg"
 923   ;;
 924   --sysconfdir=*) sysconfdir="$optarg"
 925   ;;
 926   --localstatedir=*) local_statedir="$optarg"
 927   ;;
 928   --sbindir=*|--sharedstatedir=*|\
 929   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 930   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 931     # These switches are silently ignored, for compatibility with
 932     # autoconf-generated configure scripts. This allows QEMU's
 933     # configure to be used by RPM and similar macros that set
 934     # lots of directory switches by default.
 935   ;;
 936   --with-system-pixman) pixman="system"
 937   ;;
 938   --without-system-pixman) pixman="internal"
 939   ;;
 940   --without-pixman) pixman="none"
 941   ;;
 942   --disable-sdl) sdl="no"
 943   ;;
 944   --enable-sdl) sdl="yes"
 945   ;;
 946   --with-sdlabi=*) sdlabi="$optarg"
 947   ;;
 948   --disable-qom-cast-debug) qom_cast_debug="no"
 949   ;;
 950   --enable-qom-cast-debug) qom_cast_debug="yes"
 951   ;;
 952   --disable-virtfs) virtfs="no"
 953   ;;
 954   --enable-virtfs) virtfs="yes"
 955   ;;
 956   --disable-vnc) vnc="no"
 957   ;;
 958   --enable-vnc) vnc="yes"
 959   ;;
 960   --oss-lib=*) oss_lib="$optarg"
 961   ;;
 962   --audio-drv-list=*) audio_drv_list="$optarg"
 963   ;;
 964   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
 965   ;;
 966   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
 967   ;;
 968   --enable-debug-tcg) debug_tcg="yes"
 969   ;;
 970   --disable-debug-tcg) debug_tcg="no"
 971   ;;
 972   --enable-debug)
 973       # Enable debugging options that aren't excessively noisy
 974       debug_tcg="yes"
 975       debug="yes"
 976       strip_opt="no"
 977       fortify_source="no"
 978   ;;
 979   --enable-sparse) sparse="yes"
 980   ;;
 981   --disable-sparse) sparse="no"
 982   ;;
 983   --disable-strip) strip_opt="no"
 984   ;;
 985   --disable-vnc-sasl) vnc_sasl="no"
 986   ;;
 987   --enable-vnc-sasl) vnc_sasl="yes"
 988   ;;
 989   --disable-vnc-jpeg) vnc_jpeg="no"
 990   ;;
 991   --enable-vnc-jpeg) vnc_jpeg="yes"
 992   ;;
 993   --disable-vnc-png) vnc_png="no"
 994   ;;
 995   --enable-vnc-png) vnc_png="yes"
 996   ;;
 997   --disable-slirp) slirp="no"
 998   ;;
 999   --disable-vde) vde="no"
1000   ;;
1001   --enable-vde) vde="yes"
1002   ;;
1003   --disable-netmap) netmap="no"
1004   ;;
1005   --enable-netmap) netmap="yes"
1006   ;;
1007   --disable-xen) xen="no"
1008   ;;
1009   --enable-xen) xen="yes"
1010   ;;
1011   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1012   ;;
1013   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1014   ;;
1015   --disable-xen-pv-domain-build) xen_pv_domain_build="no"
1016   ;;
1017   --enable-xen-pv-domain-build) xen_pv_domain_build="yes"
1018   ;;
1019   --disable-brlapi) brlapi="no"
1020   ;;
1021   --enable-brlapi) brlapi="yes"
1022   ;;
1023   --disable-bluez) bluez="no"
1024   ;;
1025   --enable-bluez) bluez="yes"
1026   ;;
1027   --disable-kvm) kvm="no"
1028   ;;
1029   --enable-kvm) kvm="yes"
1030   ;;
1031   --disable-hax) hax="no"
1032   ;;
1033   --enable-hax) hax="yes"
1034   ;;
1035   --disable-tcg-interpreter) tcg_interpreter="no"
1036   ;;
1037   --enable-tcg-interpreter) tcg_interpreter="yes"
1038   ;;
1039   --disable-cap-ng)  cap_ng="no"
1040   ;;
1041   --enable-cap-ng) cap_ng="yes"
1042   ;;
1043   --disable-tcg) tcg="no"
1044   ;;
1045   --enable-tcg) tcg="yes"
1046   ;;
1047   --disable-spice) spice="no"
1048   ;;
1049   --enable-spice) spice="yes"
1050   ;;
1051   --disable-libiscsi) libiscsi="no"
1052   ;;
1053   --enable-libiscsi) libiscsi="yes"
1054   ;;
1055   --disable-libnfs) libnfs="no"
1056   ;;
1057   --enable-libnfs) libnfs="yes"
1058   ;;
1059   --enable-profiler) profiler="yes"
1060   ;;
1061   --disable-cocoa) cocoa="no"
1062   ;;
1063   --enable-cocoa)
1064       cocoa="yes" ;
1065       audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1066   ;;
1067   --disable-system) softmmu="no"
1068   ;;
1069   --enable-system) softmmu="yes"
1070   ;;
1071   --disable-user)
1072       linux_user="no" ;
1073       bsd_user="no" ;
1074   ;;
1075   --enable-user) ;;
1076   --disable-linux-user) linux_user="no"
1077   ;;
1078   --enable-linux-user) linux_user="yes"
1079   ;;
1080   --disable-bsd-user) bsd_user="no"
1081   ;;
1082   --enable-bsd-user) bsd_user="yes"
1083   ;;
1084   --enable-pie) pie="yes"
1085   ;;
1086   --disable-pie) pie="no"
1087   ;;
1088   --enable-werror) werror="yes"
1089   ;;
1090   --disable-werror) werror="no"
1091   ;;
1092   --enable-stack-protector) stack_protector="yes"
1093   ;;
1094   --disable-stack-protector) stack_protector="no"
1095   ;;
1096   --disable-curses) curses="no"
1097   ;;
1098   --enable-curses) curses="yes"
1099   ;;
1100   --disable-curl) curl="no"
1101   ;;
1102   --enable-curl) curl="yes"
1103   ;;
1104   --disable-fdt) fdt="no"
1105   ;;
1106   --enable-fdt) fdt="yes"
1107   ;;
1108   --disable-linux-aio) linux_aio="no"
1109   ;;
1110   --enable-linux-aio) linux_aio="yes"
1111   ;;
1112   --disable-attr) attr="no"
1113   ;;
1114   --enable-attr) attr="yes"
1115   ;;
1116   --disable-blobs) blobs="no"
1117   ;;
1118   --with-pkgversion=*) pkgversion=" ($optarg)"
1119   ;;
1120   --with-coroutine=*) coroutine="$optarg"
1121   ;;
1122   --disable-coroutine-pool) coroutine_pool="no"
1123   ;;
1124   --enable-coroutine-pool) coroutine_pool="yes"
1125   ;;
1126   --enable-debug-stack-usage) debug_stack_usage="yes"
1127   ;;
1128   --enable-crypto-afalg) crypto_afalg="yes"
1129   ;;
1130   --disable-crypto-afalg) crypto_afalg="no"
1131   ;;
1132   --disable-docs) docs="no"
1133   ;;
1134   --enable-docs) docs="yes"
1135   ;;
1136   --disable-vhost-net) vhost_net="no"
1137   ;;
1138   --enable-vhost-net) vhost_net="yes"
1139   ;;
1140   --disable-vhost-scsi) vhost_scsi="no"
1141   ;;
1142   --enable-vhost-scsi) vhost_scsi="yes"
1143   ;;
1144   --disable-vhost-vsock) vhost_vsock="no"
1145   ;;
1146   --enable-vhost-vsock) vhost_vsock="yes"
1147   ;;
1148   --disable-opengl) opengl="no"
1149   ;;
1150   --enable-opengl) opengl="yes"
1151   ;;
1152   --disable-rbd) rbd="no"
1153   ;;
1154   --enable-rbd) rbd="yes"
1155   ;;
1156   --disable-xfsctl) xfs="no"
1157   ;;
1158   --enable-xfsctl) xfs="yes"
1159   ;;
1160   --disable-smartcard) smartcard="no"
1161   ;;
1162   --enable-smartcard) smartcard="yes"
1163   ;;
1164   --disable-libusb) libusb="no"
1165   ;;
1166   --enable-libusb) libusb="yes"
1167   ;;
1168   --disable-usb-redir) usb_redir="no"
1169   ;;
1170   --enable-usb-redir) usb_redir="yes"
1171   ;;
1172   --disable-zlib-test) zlib="no"
1173   ;;
1174   --disable-lzo) lzo="no"
1175   ;;
1176   --enable-lzo) lzo="yes"
1177   ;;
1178   --disable-snappy) snappy="no"
1179   ;;
1180   --enable-snappy) snappy="yes"
1181   ;;
1182   --disable-bzip2) bzip2="no"
1183   ;;
1184   --enable-bzip2) bzip2="yes"
1185   ;;
1186   --enable-guest-agent) guest_agent="yes"
1187   ;;
1188   --disable-guest-agent) guest_agent="no"
1189   ;;
1190   --enable-guest-agent-msi) guest_agent_msi="yes"
1191   ;;
1192   --disable-guest-agent-msi) guest_agent_msi="no"
1193   ;;
1194   --with-vss-sdk) vss_win32_sdk=""
1195   ;;
1196   --with-vss-sdk=*) vss_win32_sdk="$optarg"
1197   ;;
1198   --without-vss-sdk) vss_win32_sdk="no"
1199   ;;
1200   --with-win-sdk) win_sdk=""
1201   ;;
1202   --with-win-sdk=*) win_sdk="$optarg"
1203   ;;
1204   --without-win-sdk) win_sdk="no"
1205   ;;
1206   --enable-tools) want_tools="yes"
1207   ;;
1208   --disable-tools) want_tools="no"
1209   ;;
1210   --enable-seccomp) seccomp="yes"
1211   ;;
1212   --disable-seccomp) seccomp="no"
1213   ;;
1214   --disable-glusterfs) glusterfs="no"
1215   ;;
1216   --enable-glusterfs) glusterfs="yes"
1217   ;;
1218   --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1219       echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1220   ;;
1221   --enable-vhdx|--disable-vhdx)
1222       echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1223   ;;
1224   --enable-uuid|--disable-uuid)
1225       echo "$0: $opt is obsolete, UUID support is always built" >&2
1226   ;;
1227   --disable-gtk) gtk="no"
1228   ;;
1229   --enable-gtk) gtk="yes"
1230   ;;
1231   --tls-priority=*) tls_priority="$optarg"
1232   ;;
1233   --disable-gnutls) gnutls="no"
1234   ;;
1235   --enable-gnutls) gnutls="yes"
1236   ;;
1237   --disable-nettle) nettle="no"
1238   ;;
1239   --enable-nettle) nettle="yes"
1240   ;;
1241   --disable-gcrypt) gcrypt="no"
1242   ;;
1243   --enable-gcrypt) gcrypt="yes"
1244   ;;
1245   --enable-rdma) rdma="yes"
1246   ;;
1247   --disable-rdma) rdma="no"
1248   ;;
1249   --with-gtkabi=*) gtkabi="$optarg"
1250   ;;
1251   --disable-vte) vte="no"
1252   ;;
1253   --enable-vte) vte="yes"
1254   ;;
1255   --disable-virglrenderer) virglrenderer="no"
1256   ;;
1257   --enable-virglrenderer) virglrenderer="yes"
1258   ;;
1259   --disable-tpm) tpm="no"
1260   ;;
1261   --enable-tpm) tpm="yes"
1262   ;;
1263   --disable-libssh2) libssh2="no"
1264   ;;
1265   --enable-libssh2) libssh2="yes"
1266   ;;
1267   --disable-live-block-migration) live_block_migration="no"
1268   ;;
1269   --enable-live-block-migration) live_block_migration="yes"
1270   ;;
1271   --disable-numa) numa="no"
1272   ;;
1273   --enable-numa) numa="yes"
1274   ;;
1275   --disable-tcmalloc) tcmalloc="no"
1276   ;;
1277   --enable-tcmalloc) tcmalloc="yes"
1278   ;;
1279   --disable-jemalloc) jemalloc="no"
1280   ;;
1281   --enable-jemalloc) jemalloc="yes"
1282   ;;
1283   --disable-replication) replication="no"
1284   ;;
1285   --enable-replication) replication="yes"
1286   ;;
1287   --disable-vxhs) vxhs="no"
1288   ;;
1289   --enable-vxhs) vxhs="yes"
1290   ;;
1291   *)
1292       echo "ERROR: unknown option $opt"
1293       echo "Try '$0 --help' for more information"
1294       exit 1
1295   ;;
1296   esac
1297 done
1298
1299 case "$cpu" in
1300     ppc)
1301            CPU_CFLAGS="-m32"
1302            LDFLAGS="-m32 $LDFLAGS"
1303            ;;
1304     ppc64)
1305            CPU_CFLAGS="-m64"
1306            LDFLAGS="-m64 $LDFLAGS"
1307            ;;
1308     sparc)
1309            CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1310            LDFLAGS="-m32 -mv8plus $LDFLAGS"
1311            ;;
1312     sparc64)
1313            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1314            LDFLAGS="-m64 $LDFLAGS"
1315            ;;
1316     s390)
1317            CPU_CFLAGS="-m31"
1318            LDFLAGS="-m31 $LDFLAGS"
1319            ;;
1320     s390x)
1321            CPU_CFLAGS="-m64"
1322            LDFLAGS="-m64 $LDFLAGS"
1323            ;;
1324     i386)
1325            CPU_CFLAGS="-m32"
1326            LDFLAGS="-m32 $LDFLAGS"
1327            cc_i386='$(CC) -m32'
1328            ;;
1329     x86_64)
1330            # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1331            # If we truly care, we should simply detect this case at
1332            # runtime and generate the fallback to serial emulation.
1333            CPU_CFLAGS="-m64 -mcx16"
1334            LDFLAGS="-m64 $LDFLAGS"
1335            cc_i386='$(CC) -m32'
1336            ;;
1337     x32)
1338            CPU_CFLAGS="-mx32"
1339            LDFLAGS="-mx32 $LDFLAGS"
1340            cc_i386='$(CC) -m32'
1341            ;;
1342     # No special flags required for other host CPUs
1343 esac
1344
1345 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1346 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1347
1348 # For user-mode emulation the host arch has to be one we explicitly
1349 # support, even if we're using TCI.
1350 if [ "$ARCH" = "unknown" ]; then
1351   bsd_user="no"
1352   linux_user="no"
1353 fi
1354
1355 default_target_list=""
1356
1357 mak_wilds=""
1358
1359 if [ "$softmmu" = "yes" ]; then
1360     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1361 fi
1362 if [ "$linux_user" = "yes" ]; then
1363     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1364 fi
1365 if [ "$bsd_user" = "yes" ]; then
1366     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1367 fi
1368
1369 for config in $mak_wilds; do
1370     default_target_list="${default_target_list} $(basename "$config" .mak)"
1371 done
1372
1373 # Enumerate public trace backends for --help output
1374 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1375
1376 if test x"$show_help" = x"yes" ; then
1377 cat << EOF
1378
1379 Usage: configure [options]
1380 Options: [defaults in brackets after descriptions]
1381
1382 Standard options:
1383   --help                   print this message
1384   --prefix=PREFIX          install in PREFIX [$prefix]
1385   --interp-prefix=PREFIX   where to find shared libraries, etc.
1386                            use %M for cpu name [$interp_prefix]
1387   --target-list=LIST       set target list (default: build everything)
1388 $(echo Available targets: $default_target_list | \
1389   fold -s -w 53 | sed -e 's/^/                           /')
1390
1391 Advanced options (experts only):
1392   --source-path=PATH       path of source code [$source_path]
1393   --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
1394   --cc=CC                  use C compiler CC [$cc]
1395   --iasl=IASL              use ACPI compiler IASL [$iasl]
1396   --host-cc=CC             use C compiler CC [$host_cc] for code run at
1397                            build time
1398   --cxx=CXX                use C++ compiler CXX [$cxx]
1399   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1400   --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS
1401   --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1402   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1403   --make=MAKE              use specified make [$make]
1404   --install=INSTALL        use specified install [$install]
1405   --python=PYTHON          use specified python [$python]
1406   --smbd=SMBD              use specified smbd [$smbd]
1407   --static                 enable static build [$static]
1408   --mandir=PATH            install man pages in PATH
1409   --datadir=PATH           install firmware in PATH$confsuffix
1410   --docdir=PATH            install documentation in PATH$confsuffix
1411   --bindir=PATH            install binaries in PATH
1412   --libdir=PATH            install libraries in PATH
1413   --sysconfdir=PATH        install config in PATH$confsuffix
1414   --localstatedir=PATH     install local state in PATH (set at runtime on win32)
1415   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1416   --enable-debug           enable common debug build options
1417   --disable-strip          disable stripping binaries
1418   --disable-werror         disable compilation abort on warning
1419   --disable-stack-protector disable compiler-provided stack protection
1420   --audio-drv-list=LIST    set audio drivers list:
1421                            Available drivers: $audio_possible_drivers
1422   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1423   --block-drv-rw-whitelist=L
1424                            set block driver read-write whitelist
1425                            (affects only QEMU, not qemu-img)
1426   --block-drv-ro-whitelist=L
1427                            set block driver read-only whitelist
1428                            (affects only QEMU, not qemu-img)
1429   --enable-trace-backends=B Set trace backend
1430                            Available backends: $trace_backend_list
1431   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1432                            Default:trace-<pid>
1433   --disable-slirp          disable SLIRP userspace network connectivity
1434   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1435   --oss-lib                path to OSS library
1436   --cpu=CPU                Build for host CPU [$cpu]
1437   --with-coroutine=BACKEND coroutine backend. Supported options:
1438                            ucontext, sigaltstack, windows
1439   --enable-gcov            enable test coverage analysis with gcov
1440   --gcov=GCOV              use specified gcov [$gcov_tool]
1441   --disable-blobs          disable installing provided firmware blobs
1442   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1443   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1444   --tls-priority           default TLS protocol/cipher priority string
1445   --enable-gprof           QEMU profiling with gprof
1446   --enable-profiler        profiler support
1447   --enable-xen-pv-domain-build
1448                            xen pv domain builder
1449   --enable-debug-stack-usage
1450                            track the maximum stack usage of stacks created by qemu_alloc_stack
1451
1452 Optional features, enabled with --enable-FEATURE and
1453 disabled with --disable-FEATURE, default is enabled if available:
1454
1455   system          all system emulation targets
1456   user            supported user emulation targets
1457   linux-user      all linux usermode emulation targets
1458   bsd-user        all BSD usermode emulation targets
1459   docs            build documentation
1460   guest-agent     build the QEMU Guest Agent
1461   guest-agent-msi build guest agent Windows MSI installation package
1462   pie             Position Independent Executables
1463   modules         modules support
1464   debug-tcg       TCG debugging (default is disabled)
1465   debug-info      debugging information
1466   sparse          sparse checker
1467
1468   gnutls          GNUTLS cryptography support
1469   nettle          nettle cryptography support
1470   gcrypt          libgcrypt cryptography support
1471   sdl             SDL UI
1472   --with-sdlabi     select preferred SDL ABI 1.2 or 2.0
1473   gtk             gtk UI
1474   --with-gtkabi     select preferred GTK ABI 2.0 or 3.0
1475   vte             vte support for the gtk UI
1476   curses          curses UI
1477   vnc             VNC UI support
1478   vnc-sasl        SASL encryption for VNC server
1479   vnc-jpeg        JPEG lossy compression for VNC server
1480   vnc-png         PNG compression for VNC server
1481   cocoa           Cocoa UI (Mac OS X only)
1482   virtfs          VirtFS
1483   xen             xen backend driver support
1484   xen-pci-passthrough
1485   brlapi          BrlAPI (Braile)
1486   curl            curl connectivity
1487   fdt             fdt device tree
1488   bluez           bluez stack connectivity
1489   kvm             KVM acceleration support
1490   hax             HAX acceleration support
1491   rdma            RDMA-based migration support
1492   vde             support for vde network
1493   netmap          support for netmap network
1494   linux-aio       Linux AIO support
1495   cap-ng          libcap-ng support
1496   attr            attr and xattr support
1497   vhost-net       vhost-net acceleration support
1498   spice           spice
1499   rbd             rados block device (rbd)
1500   libiscsi        iscsi support
1501   libnfs          nfs support
1502   smartcard       smartcard support (libcacard)
1503   libusb          libusb (for usb passthrough)
1504   live-block-migration   Block migration in the main migration stream
1505   usb-redir       usb network redirection support
1506   lzo             support of lzo compression library
1507   snappy          support of snappy compression library
1508   bzip2           support of bzip2 compression library
1509                   (for reading bzip2-compressed dmg images)
1510   seccomp         seccomp support
1511   coroutine-pool  coroutine freelist (better performance)
1512   glusterfs       GlusterFS backend
1513   tpm             TPM support
1514   libssh2         ssh block device support
1515   numa            libnuma support
1516   tcmalloc        tcmalloc support
1517   jemalloc        jemalloc support
1518   replication     replication support
1519   vhost-vsock     virtio sockets device support
1520   opengl          opengl support
1521   virglrenderer   virgl rendering support
1522   xfsctl          xfsctl support
1523   qom-cast-debug  cast debugging support
1524   tools           build qemu-io, qemu-nbd and qemu-image tools
1525   vxhs            Veritas HyperScale vDisk backend support
1526   crypto-afalg    Linux AF_ALG crypto backend driver
1527
1528 NOTE: The object files are built at the place where configure is launched
1529 EOF
1530 exit 0
1531 fi
1532
1533 if ! has $python; then
1534   error_exit "Python not found. Use --python=/path/to/python"
1535 fi
1536
1537 # Note that if the Python conditional here evaluates True we will exit
1538 # with status 1 which is a shell 'false' value.
1539 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,6) or sys.version_info >= (3,))'; then
1540   error_exit "Cannot use '$python', Python 2.6 or later is required." \
1541       "Note that Python 3 or later is not yet supported." \
1542       "Use --python=/path/to/python to specify a supported Python."
1543 fi
1544
1545 # Suppress writing compiled files
1546 python="$python -B"
1547
1548 # Now we have handled --enable-tcg-interpreter and know we're not just
1549 # printing the help message, bail out if the host CPU isn't supported.
1550 if test "$ARCH" = "unknown"; then
1551     if test "$tcg_interpreter" = "yes" ; then
1552         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1553     else
1554         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1555     fi
1556 fi
1557
1558 # Consult white-list to determine whether to enable werror
1559 # by default.  Only enable by default for git builds
1560 if test -z "$werror" ; then
1561     if test -d "$source_path/.git" -a \
1562         \( "$linux" = "yes" -o "$mingw32" = "yes" \) ; then
1563         werror="yes"
1564     else
1565         werror="no"
1566     fi
1567 fi
1568
1569 # check that the C compiler works.
1570 write_c_skeleton;
1571 if compile_object ; then
1572   : C compiler works ok
1573 else
1574     error_exit "\"$cc\" either does not exist or does not work"
1575 fi
1576 if ! compile_prog ; then
1577     error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
1578 fi
1579
1580 if test "$bogus_os" = "yes"; then
1581     # Now that we know that we're not printing the help and that
1582     # the compiler works (so the results of the check_defines we used
1583     # to identify the OS are reliable), if we didn't recognize the
1584     # host OS we should stop now.
1585     error_exit "Unrecognized host OS $targetos"
1586 fi
1587
1588 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1589 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1590 gcc_flags="-Wno-missing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1591 gcc_flags="-Wendif-labels -Wno-shift-negative-value $gcc_flags"
1592 gcc_flags="-Wno-initializer-overrides -Wexpansion-to-defined $gcc_flags"
1593 gcc_flags="-Wno-string-plus-int $gcc_flags"
1594 # Note that we do not add -Werror to gcc_flags here, because that would
1595 # enable it for all configure tests. If a configure test failed due
1596 # to -Werror this would just silently disable some features,
1597 # so it's too error prone.
1598
1599 cc_has_warning_flag() {
1600     write_c_skeleton;
1601
1602     # Use the positive sense of the flag when testing for -Wno-wombat
1603     # support (gcc will happily accept the -Wno- form of unknown
1604     # warning options).
1605     optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
1606     compile_prog "-Werror $optflag" ""
1607 }
1608
1609 for flag in $gcc_flags; do
1610     if cc_has_warning_flag $flag ; then
1611         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1612     fi
1613 done
1614
1615 if test "$stack_protector" != "no"; then
1616   cat > $TMPC << EOF
1617 int main(int argc, char *argv[])
1618 {
1619     char arr[64], *p = arr, *c = argv[0];
1620     while (*c) {
1621         *p++ = *c++;
1622     }
1623     return 0;
1624 }
1625 EOF
1626   gcc_flags="-fstack-protector-strong -fstack-protector-all"
1627   sp_on=0
1628   for flag in $gcc_flags; do
1629     # We need to check both a compile and a link, since some compiler
1630     # setups fail only on a .c->.o compile and some only at link time
1631     if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
1632        compile_prog "-Werror $flag" ""; then
1633       QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1634       sp_on=1
1635       break
1636     fi
1637   done
1638   if test "$stack_protector" = yes; then
1639     if test $sp_on = 0; then
1640       error_exit "Stack protector not supported"
1641     fi
1642   fi
1643 fi
1644
1645 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1646 # large functions that use global variables.  The bug is in all releases of
1647 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1648 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1649 cat > $TMPC << EOF
1650 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1651 int main(void) { return 0; }
1652 #else
1653 #error No bug in this compiler.
1654 #endif
1655 EOF
1656 if compile_prog "-Werror -fno-gcse" "" ; then
1657   TRANSLATE_OPT_CFLAGS=-fno-gcse
1658 fi
1659
1660 if test "$static" = "yes" ; then
1661   if test "$modules" = "yes" ; then
1662     error_exit "static and modules are mutually incompatible"
1663   fi
1664   if test "$pie" = "yes" ; then
1665     error_exit "static and pie are mutually incompatible"
1666   else
1667     pie="no"
1668   fi
1669 fi
1670
1671 # Unconditional check for compiler __thread support
1672   cat > $TMPC << EOF
1673 static __thread int tls_var;
1674 int main(void) { return tls_var; }
1675 EOF
1676
1677 if ! compile_prog "-Werror" "" ; then
1678     error_exit "Your compiler does not support the __thread specifier for " \
1679         "Thread-Local Storage (TLS). Please upgrade to a version that does."
1680 fi
1681
1682 if test "$pie" = ""; then
1683   case "$cpu-$targetos" in
1684     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1685       ;;
1686     *)
1687       pie="no"
1688       ;;
1689   esac
1690 fi
1691
1692 if test "$pie" != "no" ; then
1693   cat > $TMPC << EOF
1694
1695 #ifdef __linux__
1696 #  define THREAD __thread
1697 #else
1698 #  define THREAD
1699 #endif
1700
1701 static THREAD int tls_var;
1702
1703 int main(void) { return tls_var; }
1704
1705 EOF
1706   if compile_prog "-fPIE -DPIE" "-pie"; then
1707     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1708     LDFLAGS="-pie $LDFLAGS"
1709     pie="yes"
1710     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1711       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1712     fi
1713   else
1714     if test "$pie" = "yes"; then
1715       error_exit "PIE not available due to missing toolchain support"
1716     else
1717       echo "Disabling PIE due to missing toolchain support"
1718       pie="no"
1719     fi
1720   fi
1721
1722   if compile_prog "-Werror -fno-pie" "-nopie"; then
1723     CFLAGS_NOPIE="-fno-pie"
1724     LDFLAGS_NOPIE="-nopie"
1725   fi
1726 fi
1727
1728 ##########################################
1729 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1730 # use i686 as default anyway, but for those that don't, an explicit
1731 # specification is necessary
1732
1733 if test "$cpu" = "i386"; then
1734   cat > $TMPC << EOF
1735 static int sfaa(int *ptr)
1736 {
1737   return __sync_fetch_and_and(ptr, 0);
1738 }
1739
1740 int main(void)
1741 {
1742   int val = 42;
1743   val = __sync_val_compare_and_swap(&val, 0, 1);
1744   sfaa(&val);
1745   return val;
1746 }
1747 EOF
1748   if ! compile_prog "" "" ; then
1749     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1750   fi
1751 fi
1752
1753 #########################################
1754 # Solaris specific configure tool chain decisions
1755
1756 if test "$solaris" = "yes" ; then
1757   if has $install; then
1758     :
1759   else
1760     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1761         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1762         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1763   fi
1764   if test "$(path_of $install)" = "/usr/sbin/install" ; then
1765     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1766         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1767         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1768   fi
1769   if has ar; then
1770     :
1771   else
1772     if test -f /usr/ccs/bin/ar ; then
1773       error_exit "No path includes ar" \
1774           "Add /usr/ccs/bin to your path and rerun configure"
1775     fi
1776     error_exit "No path includes ar"
1777   fi
1778 fi
1779
1780 if test -z "${target_list+xxx}" ; then
1781     for target in $default_target_list; do
1782         supported_target $target 2>/dev/null && \
1783             target_list="$target_list $target"
1784     done
1785     target_list="${target_list# }"
1786 else
1787     target_list=$(echo "$target_list" | sed -e 's/,/ /g')
1788     for target in $target_list; do
1789         # Check that we recognised the target name; this allows a more
1790         # friendly error message than if we let it fall through.
1791         case " $default_target_list " in
1792             *" $target "*)
1793                 ;;
1794             *)
1795                 error_exit "Unknown target name '$target'"
1796                 ;;
1797         esac
1798         supported_target $target || exit 1
1799     done
1800 fi
1801
1802 # see if system emulation was really requested
1803 case " $target_list " in
1804   *"-softmmu "*) softmmu=yes
1805   ;;
1806   *) softmmu=no
1807   ;;
1808 esac
1809
1810 feature_not_found() {
1811   feature=$1
1812   remedy=$2
1813
1814   error_exit "User requested feature $feature" \
1815       "configure was not able to find it." \
1816       "$remedy"
1817 }
1818
1819 # ---
1820 # big/little endian test
1821 cat > $TMPC << EOF
1822 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1823 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1824 extern int foo(short *, short *);
1825 int main(int argc, char *argv[]) {
1826     return foo(big_endian, little_endian);
1827 }
1828 EOF
1829
1830 if compile_object ; then
1831     if grep -q BiGeNdIaN $TMPO ; then
1832         bigendian="yes"
1833     elif grep -q LiTtLeEnDiAn $TMPO ; then
1834         bigendian="no"
1835     else
1836         echo big/little test failed
1837     fi
1838 else
1839     echo big/little test failed
1840 fi
1841
1842 ##########################################
1843 # cocoa implies not SDL or GTK
1844 # (the cocoa UI code currently assumes it is always the active UI
1845 # and doesn't interact well with other UI frontend code)
1846 if test "$cocoa" = "yes"; then
1847     if test "$sdl" = "yes"; then
1848         error_exit "Cocoa and SDL UIs cannot both be enabled at once"
1849     fi
1850     if test "$gtk" = "yes"; then
1851         error_exit "Cocoa and GTK UIs cannot both be enabled at once"
1852     fi
1853     gtk=no
1854     sdl=no
1855 fi
1856
1857 # Some versions of Mac OS X incorrectly define SIZE_MAX
1858 cat > $TMPC << EOF
1859 #include <stdint.h>
1860 #include <stdio.h>
1861 int main(int argc, char *argv[]) {
1862     return printf("%zu", SIZE_MAX);
1863 }
1864 EOF
1865 have_broken_size_max=no
1866 if ! compile_object -Werror ; then
1867     have_broken_size_max=yes
1868 fi
1869
1870 ##########################################
1871 # L2TPV3 probe
1872
1873 cat > $TMPC <<EOF
1874 #include <sys/socket.h>
1875 #include <linux/ip.h>
1876 int main(void) { return sizeof(struct mmsghdr); }
1877 EOF
1878 if compile_prog "" "" ; then
1879   l2tpv3=yes
1880 else
1881   l2tpv3=no
1882 fi
1883
1884 ##########################################
1885 # MinGW / Mingw-w64 localtime_r/gmtime_r check
1886
1887 if test "$mingw32" = "yes"; then
1888     # Some versions of MinGW / Mingw-w64 lack localtime_r
1889     # and gmtime_r entirely.
1890     #
1891     # Some versions of Mingw-w64 define a macro for
1892     # localtime_r/gmtime_r.
1893     #
1894     # Some versions of Mingw-w64 will define functions
1895     # for localtime_r/gmtime_r, but only if you have
1896     # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
1897     # though, unistd.h and pthread.h both define
1898     # that for you.
1899     #
1900     # So this #undef localtime_r and #include <unistd.h>
1901     # are not in fact redundant.
1902 cat > $TMPC << EOF
1903 #include <unistd.h>
1904 #include <time.h>
1905 #undef localtime_r
1906 int main(void) { localtime_r(NULL, NULL); return 0; }
1907 EOF
1908     if compile_prog "" "" ; then
1909         localtime_r="yes"
1910     else
1911         localtime_r="no"
1912     fi
1913 fi
1914
1915 ##########################################
1916 # pkg-config probe
1917
1918 if ! has "$pkg_config_exe"; then
1919   error_exit "pkg-config binary '$pkg_config_exe' not found"
1920 fi
1921
1922 ##########################################
1923 # NPTL probe
1924
1925 if test "$linux_user" = "yes"; then
1926   cat > $TMPC <<EOF
1927 #include <sched.h>
1928 #include <linux/futex.h>
1929 int main(void) {
1930 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1931 #error bork
1932 #endif
1933   return 0;
1934 }
1935 EOF
1936   if ! compile_object ; then
1937     feature_not_found "nptl" "Install glibc and linux kernel headers."
1938   fi
1939 fi
1940
1941 ##########################################
1942 # avx2 optimization requirement check
1943
1944 cat > $TMPC << EOF
1945 #pragma GCC push_options
1946 #pragma GCC target("avx2")
1947 #include <cpuid.h>
1948 #include <immintrin.h>
1949 static int bar(void *a) {
1950     __m256i x = *(__m256i *)a;
1951     return _mm256_testz_si256(x, x);
1952 }
1953 int main(int argc, char *argv[]) { return bar(argv[0]); }
1954 EOF
1955 if compile_object "" ; then
1956   avx2_opt="yes"
1957 fi
1958
1959 #########################################
1960 # zlib check
1961
1962 if test "$zlib" != "no" ; then
1963     cat > $TMPC << EOF
1964 #include <zlib.h>
1965 int main(void) { zlibVersion(); return 0; }
1966 EOF
1967     if compile_prog "" "-lz" ; then
1968         :
1969     else
1970         error_exit "zlib check failed" \
1971             "Make sure to have the zlib libs and headers installed."
1972     fi
1973 fi
1974 LIBS="$LIBS -lz"
1975
1976 ##########################################
1977 # lzo check
1978
1979 if test "$lzo" != "no" ; then
1980     cat > $TMPC << EOF
1981 #include <lzo/lzo1x.h>
1982 int main(void) { lzo_version(); return 0; }
1983 EOF
1984     if compile_prog "" "-llzo2" ; then
1985         libs_softmmu="$libs_softmmu -llzo2"
1986         lzo="yes"
1987     else
1988         if test "$lzo" = "yes"; then
1989             feature_not_found "liblzo2" "Install liblzo2 devel"
1990         fi
1991         lzo="no"
1992     fi
1993 fi
1994
1995 ##########################################
1996 # snappy check
1997
1998 if test "$snappy" != "no" ; then
1999     cat > $TMPC << EOF
2000 #include <snappy-c.h>
2001 int main(void) { snappy_max_compressed_length(4096); return 0; }
2002 EOF
2003     if compile_prog "" "-lsnappy" ; then
2004         libs_softmmu="$libs_softmmu -lsnappy"
2005         snappy="yes"
2006     else
2007         if test "$snappy" = "yes"; then
2008             feature_not_found "libsnappy" "Install libsnappy devel"
2009         fi
2010         snappy="no"
2011     fi
2012 fi
2013
2014 ##########################################
2015 # bzip2 check
2016
2017 if test "$bzip2" != "no" ; then
2018     cat > $TMPC << EOF
2019 #include <bzlib.h>
2020 int main(void) { BZ2_bzlibVersion(); return 0; }
2021 EOF
2022     if compile_prog "" "-lbz2" ; then
2023         bzip2="yes"
2024     else
2025         if test "$bzip2" = "yes"; then
2026             feature_not_found "libbzip2" "Install libbzip2 devel"
2027         fi
2028         bzip2="no"
2029     fi
2030 fi
2031
2032 ##########################################
2033 # libseccomp check
2034
2035 if test "$seccomp" != "no" ; then
2036     case "$cpu" in
2037     i386|x86_64)
2038         libseccomp_minver="2.1.0"
2039         ;;
2040     mips)
2041         libseccomp_minver="2.2.0"
2042         ;;
2043     arm|aarch64)
2044         libseccomp_minver="2.2.3"
2045         ;;
2046     ppc|ppc64)
2047         libseccomp_minver="2.3.0"
2048         ;;
2049     *)
2050         libseccomp_minver=""
2051         ;;
2052     esac
2053
2054     if test "$libseccomp_minver" != "" &&
2055        $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2056         libs_softmmu="$libs_softmmu $($pkg_config --libs libseccomp)"
2057         QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags libseccomp)"
2058         seccomp="yes"
2059     else
2060         if test "$seccomp" = "yes" ; then
2061             if test "$libseccomp_minver" != "" ; then
2062                 feature_not_found "libseccomp" \
2063                     "Install libseccomp devel >= $libseccomp_minver"
2064             else
2065                 feature_not_found "libseccomp" \
2066                     "libseccomp is not supported for host cpu $cpu"
2067             fi
2068         fi
2069         seccomp="no"
2070     fi
2071 fi
2072 ##########################################
2073 # xen probe
2074
2075 if test "$xen" != "no" ; then
2076   # Check whether Xen library path is specified via --extra-ldflags to avoid
2077   # overriding this setting with pkg-config output. If not, try pkg-config
2078   # to obtain all needed flags.
2079
2080   if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2081      $pkg_config --exists xencontrol ; then
2082     xen_ctrl_version="$(printf '%d%02d%02d' \
2083       $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2084     xen=yes
2085     xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2086     xen_pc="$xen_pc xenevtchn xendevicemodel"
2087     QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2088     libs_softmmu="$($pkg_config --libs $xen_pc) $libs_softmmu"
2089     LDFLAGS="$($pkg_config --libs $xen_pc) $LDFLAGS"
2090   else
2091
2092     xen_libs="-lxenstore -lxenctrl -lxenguest"
2093     xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2094
2095     # First we test whether Xen headers and libraries are available.
2096     # If no, we are done and there is no Xen support.
2097     # If yes, more tests are run to detect the Xen version.
2098
2099     # Xen (any)
2100     cat > $TMPC <<EOF
2101 #include <xenctrl.h>
2102 int main(void) {
2103   return 0;
2104 }
2105 EOF
2106     if ! compile_prog "" "$xen_libs" ; then
2107       # Xen not found
2108       if test "$xen" = "yes" ; then
2109         feature_not_found "xen" "Install xen devel"
2110       fi
2111       xen=no
2112
2113     # Xen unstable
2114     elif
2115         cat > $TMPC <<EOF &&
2116 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2117 #include <xenforeignmemory.h>
2118 int main(void) {
2119   xenforeignmemory_handle *xfmem;
2120
2121   xfmem = xenforeignmemory_open(0, 0);
2122   xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2123
2124   return 0;
2125 }
2126 EOF
2127         compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2128       then
2129       xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2130       xen_ctrl_version=41000
2131       xen=yes
2132     elif
2133         cat > $TMPC <<EOF &&
2134 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2135 #define __XEN_TOOLS__
2136 #include <xendevicemodel.h>
2137 int main(void) {
2138   xendevicemodel_handle *xd;
2139
2140   xd = xendevicemodel_open(0, 0);
2141   xendevicemodel_close(xd);
2142
2143   return 0;
2144 }
2145 EOF
2146         compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2147       then
2148       xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2149       xen_ctrl_version=40900
2150       xen=yes
2151     elif
2152         cat > $TMPC <<EOF &&
2153 /*
2154  * If we have stable libs the we don't want the libxc compat
2155  * layers, regardless of what CFLAGS we may have been given.
2156  *
2157  * Also, check if xengnttab_grant_copy_segment_t is defined and
2158  * grant copy operation is implemented.
2159  */
2160 #undef XC_WANT_COMPAT_EVTCHN_API
2161 #undef XC_WANT_COMPAT_GNTTAB_API
2162 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2163 #include <xenctrl.h>
2164 #include <xenstore.h>
2165 #include <xenevtchn.h>
2166 #include <xengnttab.h>
2167 #include <xenforeignmemory.h>
2168 #include <stdint.h>
2169 #include <xen/hvm/hvm_info_table.h>
2170 #if !defined(HVM_MAX_VCPUS)
2171 # error HVM_MAX_VCPUS not defined
2172 #endif
2173 int main(void) {
2174   xc_interface *xc = NULL;
2175   xenforeignmemory_handle *xfmem;
2176   xenevtchn_handle *xe;
2177   xengnttab_handle *xg;
2178   xen_domain_handle_t handle;
2179   xengnttab_grant_copy_segment_t* seg = NULL;
2180
2181   xs_daemon_open();
2182
2183   xc = xc_interface_open(0, 0, 0);
2184   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2185   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2186   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2187   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2188   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2189
2190   xfmem = xenforeignmemory_open(0, 0);
2191   xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2192
2193   xe = xenevtchn_open(0, 0);
2194   xenevtchn_fd(xe);
2195
2196   xg = xengnttab_open(0, 0);
2197   xengnttab_grant_copy(xg, 0, seg);
2198
2199   return 0;
2200 }
2201 EOF
2202         compile_prog "" "$xen_libs $xen_stable_libs"
2203       then
2204       xen_ctrl_version=40800
2205       xen=yes
2206     elif
2207         cat > $TMPC <<EOF &&
2208 /*
2209  * If we have stable libs the we don't want the libxc compat
2210  * layers, regardless of what CFLAGS we may have been given.
2211  */
2212 #undef XC_WANT_COMPAT_EVTCHN_API
2213 #undef XC_WANT_COMPAT_GNTTAB_API
2214 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2215 #include <xenctrl.h>
2216 #include <xenstore.h>
2217 #include <xenevtchn.h>
2218 #include <xengnttab.h>
2219 #include <xenforeignmemory.h>
2220 #include <stdint.h>
2221 #include <xen/hvm/hvm_info_table.h>
2222 #if !defined(HVM_MAX_VCPUS)
2223 # error HVM_MAX_VCPUS not defined
2224 #endif
2225 int main(void) {
2226   xc_interface *xc = NULL;
2227   xenforeignmemory_handle *xfmem;
2228   xenevtchn_handle *xe;
2229   xengnttab_handle *xg;
2230   xen_domain_handle_t handle;
2231
2232   xs_daemon_open();
2233
2234   xc = xc_interface_open(0, 0, 0);
2235   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2236   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2237   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2238   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2239   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2240
2241   xfmem = xenforeignmemory_open(0, 0);
2242   xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2243
2244   xe = xenevtchn_open(0, 0);
2245   xenevtchn_fd(xe);
2246
2247   xg = xengnttab_open(0, 0);
2248   xengnttab_map_grant_ref(xg, 0, 0, 0);
2249
2250   return 0;
2251 }
2252 EOF
2253         compile_prog "" "$xen_libs $xen_stable_libs"
2254       then
2255       xen_ctrl_version=40701
2256       xen=yes
2257     elif
2258         cat > $TMPC <<EOF &&
2259 #include <xenctrl.h>
2260 #include <stdint.h>
2261 int main(void) {
2262   xc_interface *xc = NULL;
2263   xen_domain_handle_t handle;
2264   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2265   return 0;
2266 }
2267 EOF
2268         compile_prog "" "$xen_libs"
2269       then
2270       xen_ctrl_version=40700
2271       xen=yes
2272
2273     # Xen 4.6
2274     elif
2275         cat > $TMPC <<EOF &&
2276 #include <xenctrl.h>
2277 #include <xenstore.h>
2278 #include <stdint.h>
2279 #include <xen/hvm/hvm_info_table.h>
2280 #if !defined(HVM_MAX_VCPUS)
2281 # error HVM_MAX_VCPUS not defined
2282 #endif
2283 int main(void) {
2284   xc_interface *xc;
2285   xs_daemon_open();
2286   xc = xc_interface_open(0, 0, 0);
2287   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2288   xc_gnttab_open(NULL, 0);
2289   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2290   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2291   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2292   xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2293   return 0;
2294 }
2295 EOF
2296         compile_prog "" "$xen_libs"
2297       then
2298       xen_ctrl_version=40600
2299       xen=yes
2300
2301     # Xen 4.5
2302     elif
2303         cat > $TMPC <<EOF &&
2304 #include <xenctrl.h>
2305 #include <xenstore.h>
2306 #include <stdint.h>
2307 #include <xen/hvm/hvm_info_table.h>
2308 #if !defined(HVM_MAX_VCPUS)
2309 # error HVM_MAX_VCPUS not defined
2310 #endif
2311 int main(void) {
2312   xc_interface *xc;
2313   xs_daemon_open();
2314   xc = xc_interface_open(0, 0, 0);
2315   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2316   xc_gnttab_open(NULL, 0);
2317   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2318   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2319   xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2320   return 0;
2321 }
2322 EOF
2323         compile_prog "" "$xen_libs"
2324       then
2325       xen_ctrl_version=40500
2326       xen=yes
2327
2328     elif
2329         cat > $TMPC <<EOF &&
2330 #include <xenctrl.h>
2331 #include <xenstore.h>
2332 #include <stdint.h>
2333 #include <xen/hvm/hvm_info_table.h>
2334 #if !defined(HVM_MAX_VCPUS)
2335 # error HVM_MAX_VCPUS not defined
2336 #endif
2337 int main(void) {
2338   xc_interface *xc;
2339   xs_daemon_open();
2340   xc = xc_interface_open(0, 0, 0);
2341   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2342   xc_gnttab_open(NULL, 0);
2343   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2344   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2345   return 0;
2346 }
2347 EOF
2348         compile_prog "" "$xen_libs"
2349       then
2350       xen_ctrl_version=40200
2351       xen=yes
2352
2353     else
2354       if test "$xen" = "yes" ; then
2355         feature_not_found "xen (unsupported version)" \
2356                           "Install a supported xen (xen 4.2 or newer)"
2357       fi
2358       xen=no
2359     fi
2360
2361     if test "$xen" = yes; then
2362       if test $xen_ctrl_version -ge 40701  ; then
2363         libs_softmmu="$xen_stable_libs $libs_softmmu"
2364       fi
2365       libs_softmmu="$xen_libs $libs_softmmu"
2366     fi
2367   fi
2368 fi
2369
2370 if test "$xen_pci_passthrough" != "no"; then
2371   if test "$xen" = "yes" && test "$linux" = "yes"; then
2372     xen_pci_passthrough=yes
2373   else
2374     if test "$xen_pci_passthrough" = "yes"; then
2375       error_exit "User requested feature Xen PCI Passthrough" \
2376           " but this feature requires /sys from Linux"
2377     fi
2378     xen_pci_passthrough=no
2379   fi
2380 fi
2381
2382 if test "$xen_pv_domain_build" = "yes" &&
2383    test "$xen" != "yes"; then
2384     error_exit "User requested Xen PV domain builder support" \
2385                "which requires Xen support."
2386 fi
2387
2388 ##########################################
2389 # Sparse probe
2390 if test "$sparse" != "no" ; then
2391   if has cgcc; then
2392     sparse=yes
2393   else
2394     if test "$sparse" = "yes" ; then
2395       feature_not_found "sparse" "Install sparse binary"
2396     fi
2397     sparse=no
2398   fi
2399 fi
2400
2401 ##########################################
2402 # X11 probe
2403 x11_cflags=
2404 x11_libs=-lX11
2405 if $pkg_config --exists "x11"; then
2406     x11_cflags=$($pkg_config --cflags x11)
2407     x11_libs=$($pkg_config --libs x11)
2408 fi
2409
2410 ##########################################
2411 # GTK probe
2412
2413 if test "$gtkabi" = ""; then
2414     # The GTK ABI was not specified explicitly, so try whether 3.0 is available.
2415     # Use 2.0 as a fallback if that is available.
2416     if $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2417         gtkabi=3.0
2418     elif $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2419         gtkabi=2.0
2420     else
2421         gtkabi=3.0
2422     fi
2423 fi
2424
2425 if test "$gtk" != "no"; then
2426     gtkpackage="gtk+-$gtkabi"
2427     gtkx11package="gtk+-x11-$gtkabi"
2428     if test "$gtkabi" = "3.0" ; then
2429       gtkversion="3.0.0"
2430     else
2431       gtkversion="2.18.0"
2432     fi
2433     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2434         gtk_cflags=$($pkg_config --cflags $gtkpackage)
2435         gtk_libs=$($pkg_config --libs $gtkpackage)
2436         gtk_version=$($pkg_config --modversion $gtkpackage)
2437         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2438             gtk_cflags="$gtk_cflags $x11_cflags"
2439             gtk_libs="$gtk_libs $x11_libs"
2440         fi
2441         libs_softmmu="$gtk_libs $libs_softmmu"
2442         gtk="yes"
2443     elif test "$gtk" = "yes"; then
2444         feature_not_found "gtk" "Install gtk3-devel"
2445     else
2446         gtk="no"
2447     fi
2448 fi
2449
2450
2451 ##########################################
2452 # GNUTLS probe
2453
2454 gnutls_works() {
2455     # Unfortunately some distros have bad pkg-config information for gnutls
2456     # such that it claims to exist but you get a compiler error if you try
2457     # to use the options returned by --libs. Specifically, Ubuntu for --static
2458     # builds doesn't work:
2459     # https://bugs.launchpad.net/ubuntu/+source/gnutls26/+bug/1478035
2460     #
2461     # So sanity check the cflags/libs before assuming gnutls can be used.
2462     if ! $pkg_config --exists "gnutls"; then
2463         return 1
2464     fi
2465
2466     write_c_skeleton
2467     compile_prog "$($pkg_config --cflags gnutls)" "$($pkg_config --libs gnutls)"
2468 }
2469
2470 gnutls_gcrypt=no
2471 gnutls_nettle=no
2472 if test "$gnutls" != "no"; then
2473     if gnutls_works; then
2474         gnutls_cflags=$($pkg_config --cflags gnutls)
2475         gnutls_libs=$($pkg_config --libs gnutls)
2476         libs_softmmu="$gnutls_libs $libs_softmmu"
2477         libs_tools="$gnutls_libs $libs_tools"
2478         QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2479         gnutls="yes"
2480
2481         # gnutls_rnd requires >= 2.11.0
2482         if $pkg_config --exists "gnutls >= 2.11.0"; then
2483             gnutls_rnd="yes"
2484         else
2485             gnutls_rnd="no"
2486         fi
2487
2488         if $pkg_config --exists 'gnutls >= 3.0'; then
2489             gnutls_gcrypt=no
2490             gnutls_nettle=yes
2491         elif $pkg_config --exists 'gnutls >= 2.12'; then
2492             case $($pkg_config --libs --static gnutls) in
2493                 *gcrypt*)
2494                     gnutls_gcrypt=yes
2495                     gnutls_nettle=no
2496                     ;;
2497                 *nettle*)
2498                     gnutls_gcrypt=no
2499                     gnutls_nettle=yes
2500                     ;;
2501                 *)
2502                     gnutls_gcrypt=yes
2503                     gnutls_nettle=no
2504                     ;;
2505             esac
2506         else
2507             gnutls_gcrypt=yes
2508             gnutls_nettle=no
2509         fi
2510     elif test "$gnutls" = "yes"; then
2511         feature_not_found "gnutls" "Install gnutls devel"
2512     else
2513         gnutls="no"
2514         gnutls_rnd="no"
2515     fi
2516 else
2517     gnutls_rnd="no"
2518 fi
2519
2520
2521 # If user didn't give a --disable/enable-gcrypt flag,
2522 # then mark as disabled if user requested nettle
2523 # explicitly, or if gnutls links to nettle
2524 if test -z "$gcrypt"
2525 then
2526     if test "$nettle" = "yes" || test "$gnutls_nettle" = "yes"
2527     then
2528         gcrypt="no"
2529     fi
2530 fi
2531
2532 # If user didn't give a --disable/enable-nettle flag,
2533 # then mark as disabled if user requested gcrypt
2534 # explicitly, or if gnutls links to gcrypt
2535 if test -z "$nettle"
2536 then
2537     if test "$gcrypt" = "yes" || test "$gnutls_gcrypt" = "yes"
2538     then
2539         nettle="no"
2540     fi
2541 fi
2542
2543 has_libgcrypt_config() {
2544     if ! has "libgcrypt-config"
2545     then
2546         return 1
2547     fi
2548
2549     if test -n "$cross_prefix"
2550     then
2551         host=$(libgcrypt-config --host)
2552         if test "$host-" != $cross_prefix
2553         then
2554             return 1
2555         fi
2556     fi
2557
2558     return 0
2559 }
2560
2561 if test "$gcrypt" != "no"; then
2562     if has_libgcrypt_config; then
2563         gcrypt_cflags=$(libgcrypt-config --cflags)
2564         gcrypt_libs=$(libgcrypt-config --libs)
2565         # Debian has remove -lgpg-error from libgcrypt-config
2566         # as it "spreads unnecessary dependencies" which in
2567         # turn breaks static builds...
2568         if test "$static" = "yes"
2569         then
2570             gcrypt_libs="$gcrypt_libs -lgpg-error"
2571         fi
2572         libs_softmmu="$gcrypt_libs $libs_softmmu"
2573         libs_tools="$gcrypt_libs $libs_tools"
2574         QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
2575         gcrypt="yes"
2576         if test -z "$nettle"; then
2577            nettle="no"
2578         fi
2579
2580         cat > $TMPC << EOF
2581 #include <gcrypt.h>
2582 int main(void) {
2583   gcry_kdf_derive(NULL, 0, GCRY_KDF_PBKDF2,
2584                   GCRY_MD_SHA256,
2585                   NULL, 0, 0, 0, NULL);
2586  return 0;
2587 }
2588 EOF
2589         if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
2590             gcrypt_kdf=yes
2591         fi
2592
2593         cat > $TMPC << EOF
2594 #include <gcrypt.h>
2595 int main(void) {
2596   gcry_mac_hd_t handle;
2597   gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
2598                 GCRY_MAC_FLAG_SECURE, NULL);
2599   return 0;
2600 }
2601 EOF
2602         if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
2603             gcrypt_hmac=yes
2604         fi
2605     else
2606         if test "$gcrypt" = "yes"; then
2607             feature_not_found "gcrypt" "Install gcrypt devel"
2608         else
2609             gcrypt="no"
2610         fi
2611     fi
2612 fi
2613
2614
2615 if test "$nettle" != "no"; then
2616     if $pkg_config --exists "nettle"; then
2617         nettle_cflags=$($pkg_config --cflags nettle)
2618         nettle_libs=$($pkg_config --libs nettle)
2619         nettle_version=$($pkg_config --modversion nettle)
2620         libs_softmmu="$nettle_libs $libs_softmmu"
2621         libs_tools="$nettle_libs $libs_tools"
2622         QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
2623         nettle="yes"
2624
2625         cat > $TMPC << EOF
2626 #include <stddef.h>
2627 #include <nettle/pbkdf2.h>
2628 int main(void) {
2629      pbkdf2_hmac_sha256(8, NULL, 1000, 8, NULL, 8, NULL);
2630      return 0;
2631 }
2632 EOF
2633         if compile_prog "$nettle_cflags" "$nettle_libs" ; then
2634             nettle_kdf=yes
2635         fi
2636     else
2637         if test "$nettle" = "yes"; then
2638             feature_not_found "nettle" "Install nettle devel"
2639         else
2640             nettle="no"
2641         fi
2642     fi
2643 fi
2644
2645 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
2646 then
2647     error_exit "Only one of gcrypt & nettle can be enabled"
2648 fi
2649
2650 ##########################################
2651 # libtasn1 - only for the TLS creds/session test suite
2652
2653 tasn1=yes
2654 tasn1_cflags=""
2655 tasn1_libs=""
2656 if $pkg_config --exists "libtasn1"; then
2657     tasn1_cflags=$($pkg_config --cflags libtasn1)
2658     tasn1_libs=$($pkg_config --libs libtasn1)
2659 else
2660     tasn1=no
2661 fi
2662
2663
2664 ##########################################
2665 # getifaddrs (for tests/test-io-channel-socket )
2666
2667 have_ifaddrs_h=yes
2668 if ! check_include "ifaddrs.h" ; then
2669   have_ifaddrs_h=no
2670 fi
2671
2672 ##########################################
2673 # VTE probe
2674
2675 if test "$vte" != "no"; then
2676     if test "$gtkabi" = "3.0"; then
2677       vteminversion="0.32.0"
2678       if $pkg_config --exists "vte-2.91"; then
2679         vtepackage="vte-2.91"
2680       else
2681         vtepackage="vte-2.90"
2682       fi
2683     else
2684       vtepackage="vte"
2685       vteminversion="0.24.0"
2686     fi
2687     if $pkg_config --exists "$vtepackage >= $vteminversion"; then
2688         vte_cflags=$($pkg_config --cflags $vtepackage)
2689         vte_libs=$($pkg_config --libs $vtepackage)
2690         vteversion=$($pkg_config --modversion $vtepackage)
2691         libs_softmmu="$vte_libs $libs_softmmu"
2692         vte="yes"
2693     elif test "$vte" = "yes"; then
2694         if test "$gtkabi" = "3.0"; then
2695             feature_not_found "vte" "Install libvte-2.90/2.91 devel"
2696         else
2697             feature_not_found "vte" "Install libvte devel"
2698         fi
2699     else
2700         vte="no"
2701     fi
2702 fi
2703
2704 ##########################################
2705 # SDL probe
2706
2707 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2708 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2709
2710 if test "$sdlabi" = ""; then
2711     if $pkg_config --exists "sdl2"; then
2712         sdlabi=2.0
2713     elif $pkg_config --exists "sdl"; then
2714         sdlabi=1.2
2715     else
2716         sdlabi=2.0
2717     fi
2718 fi
2719
2720 if test $sdlabi = "2.0"; then
2721     sdl_config=$sdl2_config
2722     sdlname=sdl2
2723     sdlconfigname=sdl2_config
2724 elif test $sdlabi = "1.2"; then
2725     sdlname=sdl
2726     sdlconfigname=sdl_config
2727 else
2728     error_exit "Unknown sdlabi $sdlabi, must be 1.2 or 2.0"
2729 fi
2730
2731 if test "$(basename $sdl_config)" != $sdlconfigname && ! has ${sdl_config}; then
2732   sdl_config=$sdlconfigname
2733 fi
2734
2735 if $pkg_config $sdlname --exists; then
2736   sdlconfig="$pkg_config $sdlname"
2737   sdlversion=$($sdlconfig --modversion 2>/dev/null)
2738 elif has ${sdl_config}; then
2739   sdlconfig="$sdl_config"
2740   sdlversion=$($sdlconfig --version)
2741 else
2742   if test "$sdl" = "yes" ; then
2743     feature_not_found "sdl" "Install SDL2-devel"
2744   fi
2745   sdl=no
2746 fi
2747 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2748   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2749 fi
2750
2751 sdl_too_old=no
2752 if test "$sdl" != "no" ; then
2753   cat > $TMPC << EOF
2754 #include <SDL.h>
2755 #undef main /* We don't want SDL to override our main() */
2756 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2757 EOF
2758   sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
2759   if test "$static" = "yes" ; then
2760     if $pkg_config $sdlname --exists; then
2761       sdl_libs=$($pkg_config $sdlname --static --libs 2>/dev/null)
2762     else
2763       sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
2764     fi
2765   else
2766     sdl_libs=$($sdlconfig --libs 2>/dev/null)
2767   fi
2768   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2769     if test $(echo $sdlversion | sed 's/[^0-9]//g') -lt 121 ; then
2770       sdl_too_old=yes
2771     else
2772       sdl=yes
2773     fi
2774
2775     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2776     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2777       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2778          sdl_libs="$sdl_libs $(aalib-config --static-libs 2>/dev/null)"
2779          sdl_cflags="$sdl_cflags $(aalib-config --cflags 2>/dev/null)"
2780       fi
2781       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2782         :
2783       else
2784         sdl=no
2785       fi
2786     fi # static link
2787   else # sdl not found
2788     if test "$sdl" = "yes" ; then
2789       feature_not_found "sdl" "Install SDL devel"
2790     fi
2791     sdl=no
2792   fi # sdl compile test
2793 fi
2794
2795 if test "$sdl" = "yes" ; then
2796   cat > $TMPC <<EOF
2797 #include <SDL.h>
2798 #if defined(SDL_VIDEO_DRIVER_X11)
2799 #include <X11/XKBlib.h>
2800 #else
2801 #error No x11 support
2802 #endif
2803 int main(void) { return 0; }
2804 EOF
2805   if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
2806     sdl_cflags="$sdl_cflags $x11_cflags"
2807     sdl_libs="$sdl_libs $x11_libs"
2808   fi
2809   libs_softmmu="$sdl_libs $libs_softmmu"
2810 fi
2811
2812 ##########################################
2813 # RDMA needs OpenFabrics libraries
2814 if test "$rdma" != "no" ; then
2815   cat > $TMPC <<EOF
2816 #include <rdma/rdma_cma.h>
2817 int main(void) { return 0; }
2818 EOF
2819   rdma_libs="-lrdmacm -libverbs"
2820   if compile_prog "" "$rdma_libs" ; then
2821     rdma="yes"
2822     libs_softmmu="$libs_softmmu $rdma_libs"
2823   else
2824     if test "$rdma" = "yes" ; then
2825         error_exit \
2826             " OpenFabrics librdmacm/libibverbs not present." \
2827             " Your options:" \
2828             "  (1) Fast: Install infiniband packages from your distro." \
2829             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2830             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2831     fi
2832     rdma="no"
2833   fi
2834 fi
2835
2836
2837 ##########################################
2838 # VNC SASL detection
2839 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2840   cat > $TMPC <<EOF
2841 #include <sasl/sasl.h>
2842 #include <stdio.h>
2843 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2844 EOF
2845   # Assuming Cyrus-SASL installed in /usr prefix
2846   vnc_sasl_cflags=""
2847   vnc_sasl_libs="-lsasl2"
2848   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2849     vnc_sasl=yes
2850     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2851     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2852   else
2853     if test "$vnc_sasl" = "yes" ; then
2854       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2855     fi
2856     vnc_sasl=no
2857   fi
2858 fi
2859
2860 ##########################################
2861 # VNC JPEG detection
2862 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2863 cat > $TMPC <<EOF
2864 #include <stdio.h>
2865 #include <jpeglib.h>
2866 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2867 EOF
2868     vnc_jpeg_cflags=""
2869     vnc_jpeg_libs="-ljpeg"
2870   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2871     vnc_jpeg=yes
2872     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2873     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2874   else
2875     if test "$vnc_jpeg" = "yes" ; then
2876       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2877     fi
2878     vnc_jpeg=no
2879   fi
2880 fi
2881
2882 ##########################################
2883 # VNC PNG detection
2884 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2885 cat > $TMPC <<EOF
2886 //#include <stdio.h>
2887 #include <png.h>
2888 #include <stddef.h>
2889 int main(void) {
2890     png_structp png_ptr;
2891     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2892     return png_ptr != 0;
2893 }
2894 EOF
2895   if $pkg_config libpng --exists; then
2896     vnc_png_cflags=$($pkg_config libpng --cflags)
2897     vnc_png_libs=$($pkg_config libpng --libs)
2898   else
2899     vnc_png_cflags=""
2900     vnc_png_libs="-lpng"
2901   fi
2902   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2903     vnc_png=yes
2904     libs_softmmu="$vnc_png_libs $libs_softmmu"
2905     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2906   else
2907     if test "$vnc_png" = "yes" ; then
2908       feature_not_found "vnc-png" "Install libpng devel"
2909     fi
2910     vnc_png=no
2911   fi
2912 fi
2913
2914 ##########################################
2915 # fnmatch() probe, used for ACL routines
2916 fnmatch="no"
2917 cat > $TMPC << EOF
2918 #include <fnmatch.h>
2919 int main(void)
2920 {
2921     fnmatch("foo", "foo", 0);
2922     return 0;
2923 }
2924 EOF
2925 if compile_prog "" "" ; then
2926    fnmatch="yes"
2927 fi
2928
2929 ##########################################
2930 # xfsctl() probe, used for file-posix.c
2931 if test "$xfs" != "no" ; then
2932   cat > $TMPC << EOF
2933 #include <stddef.h>  /* NULL */
2934 #include <xfs/xfs.h>
2935 int main(void)
2936 {
2937     xfsctl(NULL, 0, 0, NULL);
2938     return 0;
2939 }
2940 EOF
2941   if compile_prog "" "" ; then
2942     xfs="yes"
2943   else
2944     if test "$xfs" = "yes" ; then
2945       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2946     fi
2947     xfs=no
2948   fi
2949 fi
2950
2951 ##########################################
2952 # vde libraries probe
2953 if test "$vde" != "no" ; then
2954   vde_libs="-lvdeplug"
2955   cat > $TMPC << EOF
2956 #include <libvdeplug.h>
2957 int main(void)
2958 {
2959     struct vde_open_args a = {0, 0, 0};
2960     char s[] = "";
2961     vde_open(s, s, &a);
2962     return 0;
2963 }
2964 EOF
2965   if compile_prog "" "$vde_libs" ; then
2966     vde=yes
2967     libs_softmmu="$vde_libs $libs_softmmu"
2968     libs_tools="$vde_libs $libs_tools"
2969   else
2970     if test "$vde" = "yes" ; then
2971       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2972     fi
2973     vde=no
2974   fi
2975 fi
2976
2977 ##########################################
2978 # netmap support probe
2979 # Apart from looking for netmap headers, we make sure that the host API version
2980 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2981 # a minor/major version number. Minor new features will be marked with values up
2982 # to 15, and if something happens that requires a change to the backend we will
2983 # move above 15, submit the backend fixes and modify this two bounds.
2984 if test "$netmap" != "no" ; then
2985   cat > $TMPC << EOF
2986 #include <inttypes.h>
2987 #include <net/if.h>
2988 #include <net/netmap.h>
2989 #include <net/netmap_user.h>
2990 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2991 #error
2992 #endif
2993 int main(void) { return 0; }
2994 EOF
2995   if compile_prog "" "" ; then
2996     netmap=yes
2997   else
2998     if test "$netmap" = "yes" ; then
2999       feature_not_found "netmap"
3000     fi
3001     netmap=no
3002   fi
3003 fi
3004
3005 ##########################################
3006 # libcap-ng library probe
3007 if test "$cap_ng" != "no" ; then
3008   cap_libs="-lcap-ng"
3009   cat > $TMPC << EOF
3010 #include <cap-ng.h>
3011 int main(void)
3012 {
3013     capng_capability_to_name(CAPNG_EFFECTIVE);
3014     return 0;
3015 }
3016 EOF
3017   if compile_prog "" "$cap_libs" ; then
3018     cap_ng=yes
3019     libs_tools="$cap_libs $libs_tools"
3020   else
3021     if test "$cap_ng" = "yes" ; then
3022       feature_not_found "cap_ng" "Install libcap-ng devel"
3023     fi
3024     cap_ng=no
3025   fi
3026 fi
3027
3028 ##########################################
3029 # Sound support libraries probe
3030
3031 audio_drv_probe()
3032 {
3033     drv=$1
3034     hdr=$2
3035     lib=$3
3036     exp=$4
3037     cfl=$5
3038         cat > $TMPC << EOF
3039 #include <$hdr>
3040 int main(void) { $exp }
3041 EOF
3042     if compile_prog "$cfl" "$lib" ; then
3043         :
3044     else
3045         error_exit "$drv check failed" \
3046             "Make sure to have the $drv libs and headers installed."
3047     fi
3048 }
3049
3050 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3051 for drv in $audio_drv_list; do
3052     case $drv in
3053     alsa)
3054     audio_drv_probe $drv alsa/asoundlib.h -lasound \
3055         "return snd_pcm_close((snd_pcm_t *)0);"
3056     libs_softmmu="-lasound $libs_softmmu"
3057     ;;
3058
3059     pa)
3060     audio_drv_probe $drv pulse/pulseaudio.h "-lpulse" \
3061         "pa_context_set_source_output_volume(NULL, 0, NULL, NULL, NULL); return 0;"
3062     libs_softmmu="-lpulse $libs_softmmu"
3063     audio_pt_int="yes"
3064     ;;
3065
3066     sdl)
3067     if test "$sdl" = "no"; then
3068         error_exit "sdl not found or disabled, can not use sdl audio driver"
3069     fi
3070     ;;
3071
3072     coreaudio)
3073       libs_softmmu="-framework CoreAudio $libs_softmmu"
3074     ;;
3075
3076     dsound)
3077       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
3078       audio_win_int="yes"
3079     ;;
3080
3081     oss)
3082       libs_softmmu="$oss_lib $libs_softmmu"
3083     ;;
3084
3085     wav)
3086     # XXX: Probes for CoreAudio, DirectSound
3087     ;;
3088
3089     *)
3090     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3091         error_exit "Unknown driver '$drv' selected" \
3092             "Possible drivers are: $audio_possible_drivers"
3093     }
3094     ;;
3095     esac
3096 done
3097
3098 ##########################################
3099 # BrlAPI probe
3100
3101 if test "$brlapi" != "no" ; then
3102   brlapi_libs="-lbrlapi"
3103   cat > $TMPC << EOF
3104 #include <brlapi.h>
3105 #include <stddef.h>
3106 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3107 EOF
3108   if compile_prog "" "$brlapi_libs" ; then
3109     brlapi=yes
3110     libs_softmmu="$brlapi_libs $libs_softmmu"
3111   else
3112     if test "$brlapi" = "yes" ; then
3113       feature_not_found "brlapi" "Install brlapi devel"
3114     fi
3115     brlapi=no
3116   fi
3117 fi
3118
3119 ##########################################
3120 # curses probe
3121 if test "$curses" != "no" ; then
3122   if test "$mingw32" = "yes" ; then
3123     curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3124     curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3125   else
3126     curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3127     curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3128   fi
3129   curses_found=no
3130   cat > $TMPC << EOF
3131 #include <locale.h>
3132 #include <curses.h>
3133 #include <wchar.h>
3134 int main(void) {
3135   wchar_t wch = L'w';
3136   setlocale(LC_ALL, "");
3137   resize_term(0, 0);
3138   addwstr(L"wide chars\n");
3139   addnwstr(&wch, 1);
3140   add_wch(WACS_DEGREE);
3141   return 0;
3142 }
3143 EOF
3144   IFS=:
3145   for curses_inc in $curses_inc_list; do
3146     # Make sure we get the wide character prototypes
3147     curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3148     IFS=:
3149     for curses_lib in $curses_lib_list; do
3150       unset IFS
3151       if compile_prog "$curses_inc" "$curses_lib" ; then
3152         curses_found=yes
3153         QEMU_CFLAGS="$curses_inc $QEMU_CFLAGS"
3154         libs_softmmu="$curses_lib $libs_softmmu"
3155         break
3156       fi
3157     done
3158     if test "$curses_found" = yes ; then
3159       break
3160     fi
3161   done
3162   unset IFS
3163   if test "$curses_found" = "yes" ; then
3164     curses=yes
3165   else
3166     if test "$curses" = "yes" ; then
3167       feature_not_found "curses" "Install ncurses devel"
3168     fi
3169     curses=no
3170   fi
3171 fi
3172
3173 ##########################################
3174 # curl probe
3175 if test "$curl" != "no" ; then
3176   if $pkg_config libcurl --exists; then
3177     curlconfig="$pkg_config libcurl"
3178   else
3179     curlconfig=curl-config
3180   fi
3181   cat > $TMPC << EOF
3182 #include <curl/curl.h>
3183 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3184 EOF
3185   curl_cflags=$($curlconfig --cflags 2>/dev/null)
3186   curl_libs=$($curlconfig --libs 2>/dev/null)
3187   if compile_prog "$curl_cflags" "$curl_libs" ; then
3188     curl=yes
3189   else
3190     if test "$curl" = "yes" ; then
3191       feature_not_found "curl" "Install libcurl devel"
3192     fi
3193     curl=no
3194   fi
3195 fi # test "$curl"
3196
3197 ##########################################
3198 # bluez support probe
3199 if test "$bluez" != "no" ; then
3200   cat > $TMPC << EOF
3201 #include <bluetooth/bluetooth.h>
3202 int main(void) { return bt_error(0); }
3203 EOF
3204   bluez_cflags=$($pkg_config --cflags bluez 2>/dev/null)
3205   bluez_libs=$($pkg_config --libs bluez 2>/dev/null)
3206   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
3207     bluez=yes
3208     libs_softmmu="$bluez_libs $libs_softmmu"
3209   else
3210     if test "$bluez" = "yes" ; then
3211       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
3212     fi
3213     bluez="no"
3214   fi
3215 fi
3216
3217 ##########################################
3218 # glib support probe
3219
3220 if test "$mingw32" = yes; then
3221     glib_req_ver=2.30
3222 else
3223     glib_req_ver=2.22
3224 fi
3225 glib_modules=gthread-2.0
3226 if test "$modules" = yes; then
3227     glib_modules="$glib_modules gmodule-2.0"
3228 fi
3229
3230 # This workaround is required due to a bug in pkg-config file for glib as it
3231 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3232
3233 if test "$static" = yes -a "$mingw32" = yes; then
3234     QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3235 fi
3236
3237 for i in $glib_modules; do
3238     if $pkg_config --atleast-version=$glib_req_ver $i; then
3239         glib_cflags=$($pkg_config --cflags $i)
3240         glib_libs=$($pkg_config --libs $i)
3241         QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3242         LIBS="$glib_libs $LIBS"
3243         libs_qga="$glib_libs $libs_qga"
3244     else
3245         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3246     fi
3247 done
3248
3249 # Sanity check that the current size_t matches the
3250 # size that glib thinks it should be. This catches
3251 # problems on multi-arch where people try to build
3252 # 32-bit QEMU while pointing at 64-bit glib headers
3253 cat > $TMPC <<EOF
3254 #include <glib.h>
3255 #include <unistd.h>
3256
3257 #define QEMU_BUILD_BUG_ON(x) \
3258   typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3259
3260 int main(void) {
3261    QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3262    return 0;
3263 }
3264 EOF
3265
3266 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3267     error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3268                "You probably need to set PKG_CONFIG_LIBDIR"\
3269                "to point to the right pkg-config files for your"\
3270                "build target"
3271 fi
3272
3273 # g_test_trap_subprocess added in 2.38. Used by some tests.
3274 glib_subprocess=yes
3275 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
3276     glib_subprocess=no
3277 fi
3278
3279 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3280 cat > $TMPC << EOF
3281 #include <glib.h>
3282 int main(void) { return 0; }
3283 EOF
3284 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3285     if cc_has_warning_flag "-Wno-unknown-attributes"; then
3286         glib_cflags="-Wno-unknown-attributes $glib_cflags"
3287         CFLAGS="-Wno-unknown-attributes $CFLAGS"
3288     fi
3289 fi
3290
3291 ##########################################
3292 # SHA command probe for modules
3293 if test "$modules" = yes; then
3294     shacmd_probe="sha1sum sha1 shasum"
3295     for c in $shacmd_probe; do
3296         if has $c; then
3297             shacmd="$c"
3298             break
3299         fi
3300     done
3301     if test "$shacmd" = ""; then
3302         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3303     fi
3304 fi
3305
3306 ##########################################
3307 # pixman support probe
3308
3309 if test "$pixman" = ""; then
3310   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
3311     pixman="none"
3312   elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3313     pixman="system"
3314   else
3315     pixman="internal"
3316   fi
3317 fi
3318 if test "$pixman" = "none"; then
3319   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
3320     error_exit "pixman disabled but system emulation or tools build" \
3321         "enabled.  You can turn off pixman only if you also" \
3322         "disable all system emulation targets and the tools" \
3323         "build with '--disable-tools --disable-system'."
3324   fi
3325   pixman_cflags=
3326   pixman_libs=
3327 elif test "$pixman" = "system"; then
3328   # pixman version has been checked above
3329   pixman_cflags=$($pkg_config --cflags pixman-1)
3330   pixman_libs=$($pkg_config --libs pixman-1)
3331 else
3332   if test ! -d ${source_path}/pixman/pixman; then
3333     error_exit "pixman >= 0.21.8 not present. Your options:" \
3334         "  (1) Preferred: Install the pixman devel package (any recent" \
3335         "      distro should have packages as Xorg needs pixman too)." \
3336         "  (2) Fetch the pixman submodule, using:" \
3337         "      git submodule update --init pixman"
3338   fi
3339   mkdir -p pixman/pixman
3340   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
3341   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
3342 fi
3343
3344 ##########################################
3345 # libcap probe
3346
3347 if test "$cap" != "no" ; then
3348   cat > $TMPC <<EOF
3349 #include <stdio.h>
3350 #include <sys/capability.h>
3351 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
3352 EOF
3353   if compile_prog "" "-lcap" ; then
3354     cap=yes
3355   else
3356     cap=no
3357   fi
3358 fi
3359
3360 ##########################################
3361 # pthread probe
3362 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3363
3364 pthread=no
3365 cat > $TMPC << EOF
3366 #include <pthread.h>
3367 static void *f(void *p) { return NULL; }
3368 int main(void) {
3369   pthread_t thread;
3370   pthread_create(&thread, 0, f, 0);
3371   return 0;
3372 }
3373 EOF
3374 if compile_prog "" "" ; then
3375   pthread=yes
3376 else
3377   for pthread_lib in $PTHREADLIBS_LIST; do
3378     if compile_prog "" "$pthread_lib" ; then
3379       pthread=yes
3380       found=no
3381       for lib_entry in $LIBS; do
3382         if test "$lib_entry" = "$pthread_lib"; then
3383           found=yes
3384           break
3385         fi
3386       done
3387       if test "$found" = "no"; then
3388         LIBS="$pthread_lib $LIBS"
3389       fi
3390       PTHREAD_LIB="$pthread_lib"
3391       break
3392     fi
3393   done
3394 fi
3395
3396 if test "$mingw32" != yes -a "$pthread" = no; then
3397   error_exit "pthread check failed" \
3398       "Make sure to have the pthread libs and headers installed."
3399 fi
3400
3401 # check for pthread_setname_np
3402 pthread_setname_np=no
3403 cat > $TMPC << EOF
3404 #include <pthread.h>
3405
3406 static void *f(void *p) { return NULL; }
3407 int main(void)
3408 {
3409     pthread_t thread;
3410     pthread_create(&thread, 0, f, 0);
3411     pthread_setname_np(thread, "QEMU");
3412     return 0;
3413 }
3414 EOF
3415 if compile_prog "" "$pthread_lib" ; then
3416   pthread_setname_np=yes
3417 fi
3418
3419 ##########################################
3420 # rbd probe
3421 if test "$rbd" != "no" ; then
3422   cat > $TMPC <<EOF
3423 #include <stdio.h>
3424 #include <rbd/librbd.h>
3425 int main(void) {
3426     rados_t cluster;
3427     rados_create(&cluster, NULL);
3428     return 0;
3429 }
3430 EOF
3431   rbd_libs="-lrbd -lrados"
3432   if compile_prog "" "$rbd_libs" ; then
3433     rbd=yes
3434   else
3435     if test "$rbd" = "yes" ; then
3436       feature_not_found "rados block device" "Install librbd/ceph devel"
3437     fi
3438     rbd=no
3439   fi
3440 fi
3441
3442 ##########################################
3443 # libssh2 probe
3444 min_libssh2_version=1.2.8
3445 if test "$libssh2" != "no" ; then
3446   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
3447     libssh2_cflags=$($pkg_config libssh2 --cflags)
3448     libssh2_libs=$($pkg_config libssh2 --libs)
3449     libssh2=yes
3450   else
3451     if test "$libssh2" = "yes" ; then
3452       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
3453     fi
3454     libssh2=no
3455   fi
3456 fi
3457
3458 ##########################################
3459 # libssh2_sftp_fsync probe
3460
3461 if test "$libssh2" = "yes"; then
3462   cat > $TMPC <<EOF
3463 #include <stdio.h>
3464 #include <libssh2.h>
3465 #include <libssh2_sftp.h>
3466 int main(void) {
3467     LIBSSH2_SESSION *session;
3468     LIBSSH2_SFTP *sftp;
3469     LIBSSH2_SFTP_HANDLE *sftp_handle;
3470     session = libssh2_session_init ();
3471     sftp = libssh2_sftp_init (session);
3472     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
3473     libssh2_sftp_fsync (sftp_handle);
3474     return 0;
3475 }
3476 EOF
3477   # libssh2_cflags/libssh2_libs defined in previous test.
3478   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
3479     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
3480   fi
3481 fi
3482
3483 ##########################################
3484 # linux-aio probe
3485
3486 if test "$linux_aio" != "no" ; then
3487   cat > $TMPC <<EOF
3488 #include <libaio.h>
3489 #include <sys/eventfd.h>
3490 #include <stddef.h>
3491 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
3492 EOF
3493   if compile_prog "" "-laio" ; then
3494     linux_aio=yes
3495   else
3496     if test "$linux_aio" = "yes" ; then
3497       feature_not_found "linux AIO" "Install libaio devel"
3498     fi
3499     linux_aio=no
3500   fi
3501 fi
3502
3503 ##########################################
3504 # TPM passthrough is only on x86 Linux
3505
3506 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
3507   tpm_passthrough=$tpm
3508 else
3509   tpm_passthrough=no
3510 fi
3511
3512 ##########################################
3513 # attr probe
3514
3515 if test "$attr" != "no" ; then
3516   cat > $TMPC <<EOF
3517 #include <stdio.h>
3518 #include <sys/types.h>
3519 #ifdef CONFIG_LIBATTR
3520 #include <attr/xattr.h>
3521 #else
3522 #include <sys/xattr.h>
3523 #endif
3524 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
3525 EOF
3526   if compile_prog "" "" ; then
3527     attr=yes
3528   # Older distros have <attr/xattr.h>, and need -lattr:
3529   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
3530     attr=yes
3531     LIBS="-lattr $LIBS"
3532     libattr=yes
3533   else
3534     if test "$attr" = "yes" ; then
3535       feature_not_found "ATTR" "Install libc6 or libattr devel"
3536     fi
3537     attr=no
3538   fi
3539 fi
3540
3541 ##########################################
3542 # iovec probe
3543 cat > $TMPC <<EOF
3544 #include <sys/types.h>
3545 #include <sys/uio.h>
3546 #include <unistd.h>
3547 int main(void) { return sizeof(struct iovec); }
3548 EOF
3549 iovec=no
3550 if compile_prog "" "" ; then
3551   iovec=yes
3552 fi
3553
3554 ##########################################
3555 # preadv probe
3556 cat > $TMPC <<EOF
3557 #include <sys/types.h>
3558 #include <sys/uio.h>
3559 #include <unistd.h>
3560 int main(void) { return preadv(0, 0, 0, 0); }
3561 EOF
3562 preadv=no
3563 if compile_prog "" "" ; then
3564   preadv=yes
3565 fi
3566
3567 ##########################################
3568 # fdt probe
3569 # fdt support is mandatory for at least some target architectures,
3570 # so insist on it if we're building those system emulators.
3571 fdt_required=no
3572 for target in $target_list; do
3573   case $target in
3574     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu)
3575       fdt_required=yes
3576     ;;
3577   esac
3578 done
3579
3580 if test "$fdt_required" = "yes"; then
3581   if test "$fdt" = "no"; then
3582     error_exit "fdt disabled but some requested targets require it." \
3583       "You can turn off fdt only if you also disable all the system emulation" \
3584       "targets which need it (by specifying a cut down --target-list)."
3585   fi
3586   fdt=yes
3587 fi
3588
3589 if test "$fdt" != "no" ; then
3590   fdt_libs="-lfdt"
3591   # explicitly check for libfdt_env.h as it is missing in some stable installs
3592   # and test for required functions to make sure we are on a version >= 1.4.2
3593   cat > $TMPC << EOF
3594 #include <libfdt.h>
3595 #include <libfdt_env.h>
3596 int main(void) { fdt_first_subnode(0, 0); return 0; }
3597 EOF
3598   if compile_prog "" "$fdt_libs" ; then
3599     # system DTC is good - use it
3600     fdt=yes
3601   elif test -d ${source_path}/dtc/libfdt ; then
3602     # have submodule DTC - use it
3603     fdt=yes
3604     dtc_internal="yes"
3605     mkdir -p dtc
3606     if [ "$pwd_is_source_path" != "y" ] ; then
3607        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3608        symlink "$source_path/dtc/scripts" "dtc/scripts"
3609     fi
3610     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3611     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3612   elif test "$fdt" = "yes" ; then
3613     # have neither and want - prompt for system/submodule install
3614     error_exit "DTC (libfdt) version >= 1.4.2 not present. Your options:" \
3615         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3616         "  (2) Fetch the DTC submodule, using:" \
3617         "      git submodule update --init dtc"
3618   else
3619     # don't have and don't want
3620     fdt_libs=
3621     fdt=no
3622   fi
3623 fi
3624
3625 libs_softmmu="$libs_softmmu $fdt_libs"
3626
3627 ##########################################
3628 # opengl probe (for sdl2, gtk, milkymist-tmu2)
3629
3630 if test "$opengl" != "no" ; then
3631   opengl_pkgs="epoxy libdrm gbm"
3632   if $pkg_config $opengl_pkgs x11; then
3633     opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
3634     opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"
3635     opengl=yes
3636     if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
3637         gtk_gl="yes"
3638     fi
3639     QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
3640   else
3641     if test "$opengl" = "yes" ; then
3642       feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
3643     fi
3644     opengl_cflags=""
3645     opengl_libs=""
3646     opengl=no
3647   fi
3648 fi
3649
3650 if test "$opengl" = "yes"; then
3651   cat > $TMPC << EOF
3652 #include <epoxy/egl.h>
3653 #ifndef EGL_MESA_image_dma_buf_export
3654 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
3655 #endif
3656 int main(void) { return 0; }
3657 EOF
3658   if compile_prog "" "" ; then
3659     opengl_dmabuf=yes
3660   fi
3661 fi
3662
3663
3664 ##########################################
3665 # glusterfs probe
3666 if test "$glusterfs" != "no" ; then
3667   if $pkg_config --atleast-version=3 glusterfs-api; then
3668     glusterfs="yes"
3669     glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
3670     glusterfs_libs=$($pkg_config --libs glusterfs-api)
3671     if $pkg_config --atleast-version=4 glusterfs-api; then
3672       glusterfs_xlator_opt="yes"
3673     fi
3674     if $pkg_config --atleast-version=5 glusterfs-api; then
3675       glusterfs_discard="yes"
3676     fi
3677     if $pkg_config --atleast-version=6 glusterfs-api; then
3678       glusterfs_fallocate="yes"
3679       glusterfs_zerofill="yes"
3680     fi
3681   else
3682     if test "$glusterfs" = "yes" ; then
3683       feature_not_found "GlusterFS backend support" \
3684           "Install glusterfs-api devel >= 3"
3685     fi
3686     glusterfs="no"
3687   fi
3688 fi
3689
3690 # Check for inotify functions when we are building linux-user
3691 # emulator.  This is done because older glibc versions don't
3692 # have syscall stubs for these implemented.  In that case we
3693 # don't provide them even if kernel supports them.
3694 #
3695 inotify=no
3696 cat > $TMPC << EOF
3697 #include <sys/inotify.h>
3698
3699 int
3700 main(void)
3701 {
3702         /* try to start inotify */
3703         return inotify_init();
3704 }
3705 EOF
3706 if compile_prog "" "" ; then
3707   inotify=yes
3708 fi
3709
3710 inotify1=no
3711 cat > $TMPC << EOF
3712 #include <sys/inotify.h>
3713
3714 int
3715 main(void)
3716 {
3717     /* try to start inotify */
3718     return inotify_init1(0);
3719 }
3720 EOF
3721 if compile_prog "" "" ; then
3722   inotify1=yes
3723 fi
3724
3725 # check if pipe2 is there
3726 pipe2=no
3727 cat > $TMPC << EOF
3728 #include <unistd.h>
3729 #include <fcntl.h>
3730
3731 int main(void)
3732 {
3733     int pipefd[2];
3734     return pipe2(pipefd, O_CLOEXEC);
3735 }
3736 EOF
3737 if compile_prog "" "" ; then
3738   pipe2=yes
3739 fi
3740
3741 # check if accept4 is there
3742 accept4=no
3743 cat > $TMPC << EOF
3744 #include <sys/socket.h>
3745 #include <stddef.h>
3746
3747 int main(void)
3748 {
3749     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3750     return 0;
3751 }
3752 EOF
3753 if compile_prog "" "" ; then
3754   accept4=yes
3755 fi
3756
3757 # check if tee/splice is there. vmsplice was added same time.
3758 splice=no
3759 cat > $TMPC << EOF
3760 #include <unistd.h>
3761 #include <fcntl.h>
3762 #include <limits.h>
3763
3764 int main(void)
3765 {
3766     int len, fd = 0;
3767     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3768     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3769     return 0;
3770 }
3771 EOF
3772 if compile_prog "" "" ; then
3773   splice=yes
3774 fi
3775
3776 ##########################################
3777 # libnuma probe
3778
3779 if test "$numa" != "no" ; then
3780   cat > $TMPC << EOF
3781 #include <numa.h>
3782 int main(void) { return numa_available(); }
3783 EOF
3784
3785   if compile_prog "" "-lnuma" ; then
3786     numa=yes
3787     libs_softmmu="-lnuma $libs_softmmu"
3788   else
3789     if test "$numa" = "yes" ; then
3790       feature_not_found "numa" "install numactl devel"
3791     fi
3792     numa=no
3793   fi
3794 fi
3795
3796 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
3797     echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
3798     exit 1
3799 fi
3800
3801 ##########################################
3802 # tcmalloc probe
3803
3804 if test "$tcmalloc" = "yes" ; then
3805   cat > $TMPC << EOF
3806 #include <stdlib.h>
3807 int main(void) { malloc(1); return 0; }
3808 EOF
3809
3810   if compile_prog "" "-ltcmalloc" ; then
3811     LIBS="-ltcmalloc $LIBS"
3812   else
3813     feature_not_found "tcmalloc" "install gperftools devel"
3814   fi
3815 fi
3816
3817 ##########################################
3818 # jemalloc probe
3819
3820 if test "$jemalloc" = "yes" ; then
3821   cat > $TMPC << EOF
3822 #include <stdlib.h>
3823 int main(void) { malloc(1); return 0; }
3824 EOF
3825
3826   if compile_prog "" "-ljemalloc" ; then
3827     LIBS="-ljemalloc $LIBS"
3828   else
3829     feature_not_found "jemalloc" "install jemalloc devel"
3830   fi
3831 fi
3832
3833 ##########################################
3834 # signalfd probe
3835 signalfd="no"
3836 cat > $TMPC << EOF
3837 #include <unistd.h>
3838 #include <sys/syscall.h>
3839 #include <signal.h>
3840 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3841 EOF
3842
3843 if compile_prog "" "" ; then
3844   signalfd=yes
3845 fi
3846
3847 # check if eventfd is supported
3848 eventfd=no
3849 cat > $TMPC << EOF
3850 #include <sys/eventfd.h>
3851
3852 int main(void)
3853 {
3854     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3855 }
3856 EOF
3857 if compile_prog "" "" ; then
3858   eventfd=yes
3859 fi
3860
3861 # check if memfd is supported
3862 memfd=no
3863 cat > $TMPC << EOF
3864 #include <sys/memfd.h>
3865
3866 int main(void)
3867 {
3868     return memfd_create("foo", MFD_ALLOW_SEALING);
3869 }
3870 EOF
3871 if compile_prog "" "" ; then
3872   memfd=yes
3873 fi
3874
3875
3876
3877 # check for fallocate
3878 fallocate=no
3879 cat > $TMPC << EOF
3880 #include <fcntl.h>
3881
3882 int main(void)
3883 {
3884     fallocate(0, 0, 0, 0);
3885     return 0;
3886 }
3887 EOF
3888 if compile_prog "" "" ; then
3889   fallocate=yes
3890 fi
3891
3892 # check for fallocate hole punching
3893 fallocate_punch_hole=no
3894 cat > $TMPC << EOF
3895 #include <fcntl.h>
3896 #include <linux/falloc.h>
3897
3898 int main(void)
3899 {
3900     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3901     return 0;
3902 }
3903 EOF
3904 if compile_prog "" "" ; then
3905   fallocate_punch_hole=yes
3906 fi
3907
3908 # check that fallocate supports range zeroing inside the file
3909 fallocate_zero_range=no
3910 cat > $TMPC << EOF
3911 #include <fcntl.h>
3912 #include <linux/falloc.h>
3913
3914 int main(void)
3915 {
3916     fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
3917     return 0;
3918 }
3919 EOF
3920 if compile_prog "" "" ; then
3921   fallocate_zero_range=yes
3922 fi
3923
3924 # check for posix_fallocate
3925 posix_fallocate=no
3926 cat > $TMPC << EOF
3927 #include <fcntl.h>
3928
3929 int main(void)
3930 {
3931     posix_fallocate(0, 0, 0);
3932     return 0;
3933 }
3934 EOF
3935 if compile_prog "" "" ; then
3936     posix_fallocate=yes
3937 fi
3938
3939 # check for sync_file_range
3940 sync_file_range=no
3941 cat > $TMPC << EOF
3942 #include <fcntl.h>
3943
3944 int main(void)
3945 {
3946     sync_file_range(0, 0, 0, 0);
3947     return 0;
3948 }
3949 EOF
3950 if compile_prog "" "" ; then
3951   sync_file_range=yes
3952 fi
3953
3954 # check for linux/fiemap.h and FS_IOC_FIEMAP
3955 fiemap=no
3956 cat > $TMPC << EOF
3957 #include <sys/ioctl.h>
3958 #include <linux/fs.h>
3959 #include <linux/fiemap.h>
3960
3961 int main(void)
3962 {
3963     ioctl(0, FS_IOC_FIEMAP, 0);
3964     return 0;
3965 }
3966 EOF
3967 if compile_prog "" "" ; then
3968   fiemap=yes
3969 fi
3970
3971 # check for dup3
3972 dup3=no
3973 cat > $TMPC << EOF
3974 #include <unistd.h>
3975
3976 int main(void)
3977 {
3978     dup3(0, 0, 0);
3979     return 0;
3980 }
3981 EOF
3982 if compile_prog "" "" ; then
3983   dup3=yes
3984 fi
3985
3986 # check for ppoll support
3987 ppoll=no
3988 cat > $TMPC << EOF
3989 #include <poll.h>
3990
3991 int main(void)
3992 {
3993     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3994     ppoll(&pfd, 1, 0, 0);
3995     return 0;
3996 }
3997 EOF
3998 if compile_prog "" "" ; then
3999   ppoll=yes
4000 fi
4001
4002 # check for prctl(PR_SET_TIMERSLACK , ... ) support
4003 prctl_pr_set_timerslack=no
4004 cat > $TMPC << EOF
4005 #include <sys/prctl.h>
4006
4007 int main(void)
4008 {
4009     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4010     return 0;
4011 }
4012 EOF
4013 if compile_prog "" "" ; then
4014   prctl_pr_set_timerslack=yes
4015 fi
4016
4017 # check for epoll support
4018 epoll=no
4019 cat > $TMPC << EOF
4020 #include <sys/epoll.h>
4021
4022 int main(void)
4023 {
4024     epoll_create(0);
4025     return 0;
4026 }
4027 EOF
4028 if compile_prog "" "" ; then
4029   epoll=yes
4030 fi
4031
4032 # epoll_create1 is a later addition
4033 # so we must check separately for its presence
4034 epoll_create1=no
4035 cat > $TMPC << EOF
4036 #include <sys/epoll.h>
4037
4038 int main(void)
4039 {
4040     /* Note that we use epoll_create1 as a value, not as
4041      * a function being called. This is necessary so that on
4042      * old SPARC glibc versions where the function was present in
4043      * the library but not declared in the header file we will
4044      * fail the configure check. (Otherwise we will get a compiler
4045      * warning but not an error, and will proceed to fail the
4046      * qemu compile where we compile with -Werror.)
4047      */
4048     return (int)(uintptr_t)&epoll_create1;
4049 }
4050 EOF
4051 if compile_prog "" "" ; then
4052   epoll_create1=yes
4053 fi
4054
4055 # check for sendfile support
4056 sendfile=no
4057 cat > $TMPC << EOF
4058 #include <sys/sendfile.h>
4059
4060 int main(void)
4061 {
4062     return sendfile(0, 0, 0, 0);
4063 }
4064 EOF
4065 if compile_prog "" "" ; then
4066   sendfile=yes
4067 fi
4068
4069 # check for timerfd support (glibc 2.8 and newer)
4070 timerfd=no
4071 cat > $TMPC << EOF
4072 #include <sys/timerfd.h>
4073
4074 int main(void)
4075 {
4076     return(timerfd_create(CLOCK_REALTIME, 0));
4077 }
4078 EOF
4079 if compile_prog "" "" ; then
4080   timerfd=yes
4081 fi
4082
4083 # check for setns and unshare support
4084 setns=no
4085 cat > $TMPC << EOF
4086 #include <sched.h>
4087
4088 int main(void)
4089 {
4090     int ret;
4091     ret = setns(0, 0);
4092     ret = unshare(0);
4093     return ret;
4094 }
4095 EOF
4096 if compile_prog "" "" ; then
4097   setns=yes
4098 fi
4099
4100 # clock_adjtime probe
4101 clock_adjtime=no
4102 cat > $TMPC <<EOF
4103 #include <time.h>
4104
4105 int main(void)
4106 {
4107     return clock_adjtime(0, 0);
4108 }
4109 EOF
4110 clock_adjtime=no
4111 if compile_prog "" "" ; then
4112   clock_adjtime=yes
4113 fi
4114
4115 # syncfs probe
4116 syncfs=no
4117 cat > $TMPC <<EOF
4118 #include <unistd.h>
4119
4120 int main(void)
4121 {
4122     return syncfs(0);
4123 }
4124 EOF
4125 syncfs=no
4126 if compile_prog "" "" ; then
4127   syncfs=yes
4128 fi
4129
4130 # Check if tools are available to build documentation.
4131 if test "$docs" != "no" ; then
4132   if has makeinfo && has pod2man; then
4133     docs=yes
4134   else
4135     if test "$docs" = "yes" ; then
4136       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
4137     fi
4138     docs=no
4139   fi
4140 fi
4141
4142 # Search for bswap_32 function
4143 byteswap_h=no
4144 cat > $TMPC << EOF
4145 #include <byteswap.h>
4146 int main(void) { return bswap_32(0); }
4147 EOF
4148 if compile_prog "" "" ; then
4149   byteswap_h=yes
4150 fi
4151
4152 # Search for bswap32 function
4153 bswap_h=no
4154 cat > $TMPC << EOF
4155 #include <sys/endian.h>
4156 #include <sys/types.h>
4157 #include <machine/bswap.h>
4158 int main(void) { return bswap32(0); }
4159 EOF
4160 if compile_prog "" "" ; then
4161   bswap_h=yes
4162 fi
4163
4164 ##########################################
4165 # Do we have libiscsi >= 1.9.0
4166 if test "$libiscsi" != "no" ; then
4167   if $pkg_config --atleast-version=1.9.0 libiscsi; then
4168     libiscsi="yes"
4169     libiscsi_cflags=$($pkg_config --cflags libiscsi)
4170     libiscsi_libs=$($pkg_config --libs libiscsi)
4171   else
4172     if test "$libiscsi" = "yes" ; then
4173       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
4174     fi
4175     libiscsi="no"
4176   fi
4177 fi
4178
4179 ##########################################
4180 # Do we need libm
4181 cat > $TMPC << EOF
4182 #include <math.h>
4183 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
4184 EOF
4185 if compile_prog "" "" ; then
4186   :
4187 elif compile_prog "" "-lm" ; then
4188   LIBS="-lm $LIBS"
4189   libs_qga="-lm $libs_qga"
4190 else
4191   error_exit "libm check failed"
4192 fi
4193
4194 ##########################################
4195 # Do we need librt
4196 # uClibc provides 2 versions of clock_gettime(), one with realtime
4197 # support and one without. This means that the clock_gettime() don't
4198 # need -lrt. We still need it for timer_create() so we check for this
4199 # function in addition.
4200 cat > $TMPC <<EOF
4201 #include <signal.h>
4202 #include <time.h>
4203 int main(void) {
4204   timer_create(CLOCK_REALTIME, NULL, NULL);
4205   return clock_gettime(CLOCK_REALTIME, NULL);
4206 }
4207 EOF
4208
4209 if compile_prog "" "" ; then
4210   :
4211 # we need pthread for static linking. use previous pthread test result
4212 elif compile_prog "" "$pthread_lib -lrt" ; then
4213   LIBS="$LIBS -lrt"
4214   libs_qga="$libs_qga -lrt"
4215 fi
4216
4217 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
4218         "$aix" != "yes" -a "$haiku" != "yes" ; then
4219     libs_softmmu="-lutil $libs_softmmu"
4220 fi
4221
4222 ##########################################
4223 # spice probe
4224 if test "$spice" != "no" ; then
4225   cat > $TMPC << EOF
4226 #include <spice.h>
4227 int main(void) { spice_server_new(); return 0; }
4228 EOF
4229   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
4230   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
4231   if $pkg_config --atleast-version=0.12.0 spice-server && \
4232      $pkg_config --atleast-version=0.12.3 spice-protocol && \
4233      compile_prog "$spice_cflags" "$spice_libs" ; then
4234     spice="yes"
4235     libs_softmmu="$libs_softmmu $spice_libs"
4236     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
4237     spice_protocol_version=$($pkg_config --modversion spice-protocol)
4238     spice_server_version=$($pkg_config --modversion spice-server)
4239   else
4240     if test "$spice" = "yes" ; then
4241       feature_not_found "spice" \
4242           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
4243     fi
4244     spice="no"
4245   fi
4246 fi
4247
4248 # check for smartcard support
4249 smartcard_cflags=""
4250 if test "$smartcard" != "no"; then
4251     if $pkg_config libcacard; then
4252         libcacard_cflags=$($pkg_config --cflags libcacard)
4253         libcacard_libs=$($pkg_config --libs libcacard)
4254         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
4255         libs_softmmu="$libs_softmmu $libcacard_libs"
4256         smartcard="yes"
4257     else
4258         if test "$smartcard" = "yes"; then
4259             feature_not_found "smartcard" "Install libcacard devel"
4260         fi
4261         smartcard="no"
4262     fi
4263 fi
4264
4265 # check for libusb
4266 if test "$libusb" != "no" ; then
4267     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
4268         libusb="yes"
4269         libusb_cflags=$($pkg_config --cflags libusb-1.0)
4270         libusb_libs=$($pkg_config --libs libusb-1.0)
4271         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
4272         libs_softmmu="$libs_softmmu $libusb_libs"
4273     else
4274         if test "$libusb" = "yes"; then
4275             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
4276         fi
4277         libusb="no"
4278     fi
4279 fi
4280
4281 # check for usbredirparser for usb network redirection support
4282 if test "$usb_redir" != "no" ; then
4283     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
4284         usb_redir="yes"
4285         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
4286         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
4287         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
4288         libs_softmmu="$libs_softmmu $usb_redir_libs"
4289     else
4290         if test "$usb_redir" = "yes"; then
4291             feature_not_found "usb-redir" "Install usbredir devel"
4292         fi
4293         usb_redir="no"
4294     fi
4295 fi
4296
4297 ##########################################
4298 # check if we have VSS SDK headers for win
4299
4300 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
4301   case "$vss_win32_sdk" in
4302     "")   vss_win32_include="-isystem $source_path" ;;
4303     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
4304           # handle path with spaces. So we symlink the headers into ".sdk/vss".
4305           vss_win32_include="-isystem $source_path/.sdk/vss"
4306           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
4307           ;;
4308     *)    vss_win32_include="-isystem $vss_win32_sdk"
4309   esac
4310   cat > $TMPC << EOF
4311 #define __MIDL_user_allocate_free_DEFINED__
4312 #include <inc/win2003/vss.h>
4313 int main(void) { return VSS_CTX_BACKUP; }
4314 EOF
4315   if compile_prog "$vss_win32_include" "" ; then
4316     guest_agent_with_vss="yes"
4317     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
4318     libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
4319     qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
4320   else
4321     if test "$vss_win32_sdk" != "" ; then
4322       echo "ERROR: Please download and install Microsoft VSS SDK:"
4323       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
4324       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
4325       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
4326       echo "ERROR: The headers are extracted in the directory \`inc'."
4327       feature_not_found "VSS support"
4328     fi
4329     guest_agent_with_vss="no"
4330   fi
4331 fi
4332
4333 ##########################################
4334 # lookup Windows platform SDK (if not specified)
4335 # The SDK is needed only to build .tlb (type library) file of guest agent
4336 # VSS provider from the source. It is usually unnecessary because the
4337 # pre-compiled .tlb file is included.
4338
4339 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
4340   if test -z "$win_sdk"; then
4341     programfiles="$PROGRAMFILES"
4342     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
4343     if test -n "$programfiles"; then
4344       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
4345     else
4346       feature_not_found "Windows SDK"
4347     fi
4348   elif test "$win_sdk" = "no"; then
4349     win_sdk=""
4350   fi
4351 fi
4352
4353 ##########################################
4354 # check if mingw environment provides a recent ntddscsi.h
4355 if test "$mingw32" = "yes" -a "$guest_agent" != "no"; then
4356   cat > $TMPC << EOF
4357 #include <windows.h>
4358 #include <ntddscsi.h>
4359 int main(void) {
4360 #if !defined(IOCTL_SCSI_GET_ADDRESS)
4361 #error Missing required ioctl definitions
4362 #endif
4363   SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
4364   return addr.Lun;
4365 }
4366 EOF
4367   if compile_prog "" "" ; then
4368     guest_agent_ntddscsi=yes
4369     libs_qga="-lsetupapi $libs_qga"
4370   fi
4371 fi
4372
4373 ##########################################
4374 # virgl renderer probe
4375
4376 if test "$virglrenderer" != "no" ; then
4377   cat > $TMPC << EOF
4378 #include <virglrenderer.h>
4379 int main(void) { virgl_renderer_poll(); return 0; }
4380 EOF
4381   virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
4382   virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
4383   if $pkg_config virglrenderer >/dev/null 2>&1 && \
4384      compile_prog "$virgl_cflags" "$virgl_libs" ; then
4385     virglrenderer="yes"
4386   else
4387     if test "$virglrenderer" = "yes" ; then
4388       feature_not_found "virglrenderer"
4389     fi
4390     virglrenderer="no"
4391   fi
4392 fi
4393
4394 ##########################################
4395 # check if we have fdatasync
4396
4397 fdatasync=no
4398 cat > $TMPC << EOF
4399 #include <unistd.h>
4400 int main(void) {
4401 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
4402 return fdatasync(0);
4403 #else
4404 #error Not supported
4405 #endif
4406 }
4407 EOF
4408 if compile_prog "" "" ; then
4409     fdatasync=yes
4410 fi
4411
4412 ##########################################
4413 # check if we have madvise
4414
4415 madvise=no
4416 cat > $TMPC << EOF
4417 #include <sys/types.h>
4418 #include <sys/mman.h>
4419 #include <stddef.h>
4420 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
4421 EOF
4422 if compile_prog "" "" ; then
4423     madvise=yes
4424 fi
4425
4426 ##########################################
4427 # check if we have posix_madvise
4428
4429 posix_madvise=no
4430 cat > $TMPC << EOF
4431 #include <sys/mman.h>
4432 #include <stddef.h>
4433 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
4434 EOF
4435 if compile_prog "" "" ; then
4436     posix_madvise=yes
4437 fi
4438
4439 ##########################################
4440 # check if we have posix_syslog
4441
4442 posix_syslog=no
4443 cat > $TMPC << EOF
4444 #include <syslog.h>
4445 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
4446 EOF
4447 if compile_prog "" "" ; then
4448     posix_syslog=yes
4449 fi
4450
4451 ##########################################
4452 # check if trace backend exists
4453
4454 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
4455 if test "$?" -ne 0 ; then
4456   error_exit "invalid trace backends" \
4457       "Please choose supported trace backends."
4458 fi
4459
4460 ##########################################
4461 # For 'ust' backend, test if ust headers are present
4462 if have_backend "ust"; then
4463   cat > $TMPC << EOF
4464 #include <lttng/tracepoint.h>
4465 int main(void) { return 0; }
4466 EOF
4467   if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
4468     if $pkg_config lttng-ust --exists; then
4469       lttng_ust_libs=$($pkg_config --libs lttng-ust)
4470     else
4471       lttng_ust_libs="-llttng-ust -ldl"
4472     fi
4473     if $pkg_config liburcu-bp --exists; then
4474       urcu_bp_libs=$($pkg_config --libs liburcu-bp)
4475     else
4476       urcu_bp_libs="-lurcu-bp"
4477     fi
4478
4479     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
4480     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
4481   else
4482     error_exit "Trace backend 'ust' missing lttng-ust header files"
4483   fi
4484 fi
4485
4486 ##########################################
4487 # For 'dtrace' backend, test if 'dtrace' command is present
4488 if have_backend "dtrace"; then
4489   if ! has 'dtrace' ; then
4490     error_exit "dtrace command is not found in PATH $PATH"
4491   fi
4492   trace_backend_stap="no"
4493   if has 'stap' ; then
4494     trace_backend_stap="yes"
4495   fi
4496 fi
4497
4498 ##########################################
4499 # check and set a backend for coroutine
4500
4501 # We prefer ucontext, but it's not always possible. The fallback
4502 # is sigcontext. On Windows the only valid backend is the Windows
4503 # specific one.
4504
4505 ucontext_works=no
4506 if test "$darwin" != "yes"; then
4507   cat > $TMPC << EOF
4508 #include <ucontext.h>
4509 #ifdef __stub_makecontext
4510 #error Ignoring glibc stub makecontext which will always fail
4511 #endif
4512 int main(void) { makecontext(0, 0, 0); return 0; }
4513 EOF
4514   if compile_prog "" "" ; then
4515     ucontext_works=yes
4516   fi
4517 fi
4518
4519 if test "$coroutine" = ""; then
4520   if test "$mingw32" = "yes"; then
4521     coroutine=win32
4522   elif test "$ucontext_works" = "yes"; then
4523     coroutine=ucontext
4524   else
4525     coroutine=sigaltstack
4526   fi
4527 else
4528   case $coroutine in
4529   windows)
4530     if test "$mingw32" != "yes"; then
4531       error_exit "'windows' coroutine backend only valid for Windows"
4532     fi
4533     # Unfortunately the user visible backend name doesn't match the
4534     # coroutine-*.c filename for this case, so we have to adjust it here.
4535     coroutine=win32
4536     ;;
4537   ucontext)
4538     if test "$ucontext_works" != "yes"; then
4539       feature_not_found "ucontext"
4540     fi
4541     ;;
4542   sigaltstack)
4543     if test "$mingw32" = "yes"; then
4544       error_exit "only the 'windows' coroutine backend is valid for Windows"
4545     fi
4546     ;;
4547   *)
4548     error_exit "unknown coroutine backend $coroutine"
4549     ;;
4550   esac
4551 fi
4552
4553 if test "$coroutine_pool" = ""; then
4554   coroutine_pool=yes
4555 fi
4556
4557 if test "$debug_stack_usage" = "yes"; then
4558   if test "$cpu" = "ia64" -o "$cpu" = "hppa"; then
4559     error_exit "stack usage debugging is not supported for $cpu"
4560   fi
4561   if test "$coroutine_pool" = "yes"; then
4562     echo "WARN: disabling coroutine pool for stack usage debugging"
4563     coroutine_pool=no
4564   fi
4565 fi
4566
4567
4568 ##########################################
4569 # check if we have open_by_handle_at
4570
4571 open_by_handle_at=no
4572 cat > $TMPC << EOF
4573 #include <fcntl.h>
4574 #if !defined(AT_EMPTY_PATH)
4575 # error missing definition
4576 #else
4577 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
4578 #endif
4579 EOF
4580 if compile_prog "" "" ; then
4581     open_by_handle_at=yes
4582 fi
4583
4584 ########################################
4585 # check if we have linux/magic.h
4586
4587 linux_magic_h=no
4588 cat > $TMPC << EOF
4589 #include <linux/magic.h>
4590 int main(void) {
4591   return 0;
4592 }
4593 EOF
4594 if compile_prog "" "" ; then
4595     linux_magic_h=yes
4596 fi
4597
4598 ########################################
4599 # check whether we can disable warning option with a pragma (this is needed
4600 # to silence warnings in the headers of some versions of external libraries).
4601 # This test has to be compiled with -Werror as otherwise an unknown pragma is
4602 # only a warning.
4603 #
4604 # If we can't selectively disable warning in the code, disable -Werror so that
4605 # the build doesn't fail anyway.
4606
4607 pragma_disable_unused_but_set=no
4608 cat > $TMPC << EOF
4609 #pragma GCC diagnostic push
4610 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
4611 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
4612 #pragma GCC diagnostic pop
4613
4614 int main(void) {
4615     return 0;
4616 }
4617 EOF
4618 if compile_prog "-Werror" "" ; then
4619     pragma_diagnostic_available=yes
4620 else
4621     werror=no
4622 fi
4623
4624 ########################################
4625 # check if we have valgrind/valgrind.h
4626
4627 valgrind_h=no
4628 cat > $TMPC << EOF
4629 #include <valgrind/valgrind.h>
4630 int main(void) {
4631   return 0;
4632 }
4633 EOF
4634 if compile_prog "" "" ; then
4635     valgrind_h=yes
4636 fi
4637
4638 ########################################
4639 # check if environ is declared
4640
4641 has_environ=no
4642 cat > $TMPC << EOF
4643 #include <unistd.h>
4644 int main(void) {
4645     environ = 0;
4646     return 0;
4647 }
4648 EOF
4649 if compile_prog "" "" ; then
4650     has_environ=yes
4651 fi
4652
4653 ########################################
4654 # check if cpuid.h is usable.
4655
4656 cpuid_h=no
4657 cat > $TMPC << EOF
4658 #include <cpuid.h>
4659 int main(void) {
4660     unsigned a, b, c, d;
4661     int max = __get_cpuid_max(0, 0);
4662
4663     if (max >= 1) {
4664         __cpuid(1, a, b, c, d);
4665     }
4666
4667     if (max >= 7) {
4668         __cpuid_count(7, 0, a, b, c, d);
4669     }
4670
4671     return 0;
4672 }
4673 EOF
4674 if compile_prog "" "" ; then
4675     cpuid_h=yes
4676 fi
4677
4678 ########################################
4679 # check if __[u]int128_t is usable.
4680
4681 int128=no
4682 cat > $TMPC << EOF
4683 #if defined(__clang_major__) && defined(__clang_minor__)
4684 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4685 #  error __int128_t does not work in CLANG before 3.2
4686 # endif
4687 #endif
4688 __int128_t a;
4689 __uint128_t b;
4690 int main (void) {
4691   a = a + b;
4692   b = a * b;
4693   a = a * a;
4694   return 0;
4695 }
4696 EOF
4697 if compile_prog "" "" ; then
4698     int128=yes
4699 fi
4700
4701 #########################################
4702 # See if 128-bit atomic operations are supported.
4703
4704 atomic128=no
4705 if test "$int128" = "yes"; then
4706   cat > $TMPC << EOF
4707 int main(void)
4708 {
4709   unsigned __int128 x = 0, y = 0;
4710   y = __atomic_load_16(&x, 0);
4711   __atomic_store_16(&x, y, 0);
4712   __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
4713   return 0;
4714 }
4715 EOF
4716   if compile_prog "" "" ; then
4717     atomic128=yes
4718   fi
4719 fi
4720
4721 #########################################
4722 # See if 64-bit atomic operations are supported.
4723 # Note that without __atomic builtins, we can only
4724 # assume atomic loads/stores max at pointer size.
4725
4726 cat > $TMPC << EOF
4727 #include <stdint.h>
4728 int main(void)
4729 {
4730   uint64_t x = 0, y = 0;
4731 #ifdef __ATOMIC_RELAXED
4732   y = __atomic_load_8(&x, 0);
4733   __atomic_store_8(&x, y, 0);
4734   __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
4735   __atomic_exchange_8(&x, y, 0);
4736   __atomic_fetch_add_8(&x, y, 0);
4737 #else
4738   typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
4739   __sync_lock_test_and_set(&x, y);
4740   __sync_val_compare_and_swap(&x, y, 0);
4741   __sync_fetch_and_add(&x, y);
4742 #endif
4743   return 0;
4744 }
4745 EOF
4746 if compile_prog "" "" ; then
4747   atomic64=yes
4748 fi
4749
4750 ########################################
4751 # check if getauxval is available.
4752
4753 getauxval=no
4754 cat > $TMPC << EOF
4755 #include <sys/auxv.h>
4756 int main(void) {
4757   return getauxval(AT_HWCAP) == 0;
4758 }
4759 EOF
4760 if compile_prog "" "" ; then
4761     getauxval=yes
4762 fi
4763
4764 ########################################
4765 # check if ccache is interfering with
4766 # semantic analysis of macros
4767
4768 unset CCACHE_CPP2
4769 ccache_cpp2=no
4770 cat > $TMPC << EOF
4771 static const int Z = 1;
4772 #define fn() ({ Z; })
4773 #define TAUT(X) ((X) == Z)
4774 #define PAREN(X, Y) (X == Y)
4775 #define ID(X) (X)
4776 int main(int argc, char *argv[])
4777 {
4778     int x = 0, y = 0;
4779     x = ID(x);
4780     x = fn();
4781     fn();
4782     if (PAREN(x, y)) return 0;
4783     if (TAUT(Z)) return 0;
4784     return 0;
4785 }
4786 EOF
4787
4788 if ! compile_object "-Werror"; then
4789     ccache_cpp2=yes
4790 fi
4791
4792 #################################################
4793 # clang does not support glibc + FORTIFY_SOURCE.
4794
4795 if test "$fortify_source" != "no"; then
4796   if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
4797     fortify_source="no";
4798   elif test -n "$cxx" && has $cxx &&
4799        echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
4800     fortify_source="no";
4801   else
4802     fortify_source="yes"
4803   fi
4804 fi
4805
4806 ##########################################
4807 # check if struct fsxattr is available via linux/fs.h
4808
4809 have_fsxattr=no
4810 cat > $TMPC << EOF
4811 #include <linux/fs.h>
4812 struct fsxattr foo;
4813 int main(void) {
4814   return 0;
4815 }
4816 EOF
4817 if compile_prog "" "" ; then
4818     have_fsxattr=yes
4819 fi
4820
4821 ##########################################
4822 # check if rtnetlink.h exists and is useful
4823 have_rtnetlink=no
4824 cat > $TMPC << EOF
4825 #include <linux/rtnetlink.h>
4826 int main(void) {
4827   return IFLA_PROTO_DOWN;
4828 }
4829 EOF
4830 if compile_prog "" "" ; then
4831     have_rtnetlink=yes
4832 fi
4833
4834 ##########################################
4835 # check for usable AF_VSOCK environment
4836 have_af_vsock=no
4837 cat > $TMPC << EOF
4838 #include <errno.h>
4839 #include <sys/types.h>
4840 #include <sys/socket.h>
4841 #if !defined(AF_VSOCK)
4842 # error missing AF_VSOCK flag
4843 #endif
4844 #include <linux/vm_sockets.h>
4845 int main(void) {
4846     int sock, ret;
4847     struct sockaddr_vm svm;
4848     socklen_t len = sizeof(svm);
4849     sock = socket(AF_VSOCK, SOCK_STREAM, 0);
4850     ret = getpeername(sock, (struct sockaddr *)&svm, &len);
4851     if ((ret == -1) && (errno == ENOTCONN)) {
4852         return 0;
4853     }
4854     return -1;
4855 }
4856 EOF
4857 if compile_prog "" "" ; then
4858     have_af_vsock=yes
4859 fi
4860
4861 ##########################################
4862 # check for usable AF_ALG environment
4863 hava_afalg=no
4864 cat > $TMPC << EOF
4865 #include <errno.h>
4866 #include <sys/types.h>
4867 #include <sys/socket.h>
4868 #include <linux/if_alg.h>
4869 int main(void) {
4870     int sock;
4871     sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
4872     return sock;
4873 }
4874 EOF
4875 if compile_prog "" "" ; then
4876     have_afalg=yes
4877 fi
4878 if test "$crypto_afalg" = "yes"
4879 then
4880     if test "$have_afalg" != "yes"
4881     then
4882         error_exit "AF_ALG requested but could not be detected"
4883     fi
4884 fi
4885
4886
4887 #################################################
4888 # Sparc implicitly links with --relax, which is
4889 # incompatible with -r, so --no-relax should be
4890 # given. It does no harm to give it on other
4891 # platforms too.
4892
4893 # Note: the prototype is needed since QEMU_CFLAGS
4894 #       contains -Wmissing-prototypes
4895 cat > $TMPC << EOF
4896 extern int foo(void);
4897 int foo(void) { return 0; }
4898 EOF
4899 if ! compile_object ""; then
4900   error_exit "Failed to compile object file for LD_REL_FLAGS test"
4901 fi
4902 for i in '-Wl,-r -Wl,--no-relax' -Wl,-r -r; do
4903   if do_cc -nostdlib $i -o $TMPMO $TMPO; then
4904     LD_REL_FLAGS=$i
4905     break
4906   fi
4907 done
4908 if test "$modules" = "yes" && test "$LD_REL_FLAGS" = ""; then
4909   feature_not_found "modules" "Cannot find how to build relocatable objects"
4910 fi
4911
4912 ##########################################
4913 # check for sysmacros.h
4914
4915 have_sysmacros=no
4916 cat > $TMPC << EOF
4917 #include <sys/sysmacros.h>
4918 int main(void) {
4919     return makedev(0, 0);
4920 }
4921 EOF
4922 if compile_prog "" "" ; then
4923     have_sysmacros=yes
4924 fi
4925
4926 ##########################################
4927 # Veritas HyperScale block driver VxHS
4928 # Check if libvxhs is installed
4929
4930 if test "$vxhs" != "no" ; then
4931   cat > $TMPC <<EOF
4932 #include <stdint.h>
4933 #include <qnio/qnio_api.h>
4934
4935 void *vxhs_callback;
4936
4937 int main(void) {
4938     iio_init(QNIO_VERSION, vxhs_callback);
4939     return 0;
4940 }
4941 EOF
4942   vxhs_libs="-lvxhs -lssl"
4943   if compile_prog "" "$vxhs_libs" ; then
4944     vxhs=yes
4945   else
4946     if test "$vxhs" = "yes" ; then
4947       feature_not_found "vxhs block device" "Install libvxhs See github"
4948     fi
4949     vxhs=no
4950   fi
4951 fi
4952
4953 ##########################################
4954 # check for _Static_assert()
4955
4956 have_static_assert=no
4957 cat > $TMPC << EOF
4958 _Static_assert(1, "success");
4959 int main(void) {
4960     return 0;
4961 }
4962 EOF
4963 if compile_prog "" "" ; then
4964     have_static_assert=yes
4965 fi
4966
4967 ##########################################
4968 # check for utmpx.h, it is missing e.g. on OpenBSD
4969
4970 have_utmpx=no
4971 cat > $TMPC << EOF
4972 #include <utmpx.h>
4973 struct utmpx user_info;
4974 int main(void) {
4975     return 0;
4976 }
4977 EOF
4978 if compile_prog "" "" ; then
4979     have_utmpx=yes
4980 fi
4981
4982 ##########################################
4983 # End of CC checks
4984 # After here, no more $cc or $ld runs
4985
4986 if test "$gcov" = "yes" ; then
4987   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4988   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4989 elif test "$fortify_source" = "yes" ; then
4990   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4991 elif test "$debug" = "no"; then
4992   CFLAGS="-O2 $CFLAGS"
4993 fi
4994
4995 ##########################################
4996 # Do we have libnfs
4997 if test "$libnfs" != "no" ; then
4998   if $pkg_config --atleast-version=1.9.3 libnfs; then
4999     libnfs="yes"
5000     libnfs_libs=$($pkg_config --libs libnfs)
5001   else
5002     if test "$libnfs" = "yes" ; then
5003       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
5004     fi
5005     libnfs="no"
5006   fi
5007 fi
5008
5009 # Now we've finished running tests it's OK to add -Werror to the compiler flags
5010 if test "$werror" = "yes"; then
5011     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
5012 fi
5013
5014 if test "$solaris" = "no" ; then
5015     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
5016         LDFLAGS="-Wl,--warn-common $LDFLAGS"
5017     fi
5018 fi
5019
5020 # test if pod2man has --utf8 option
5021 if pod2man --help | grep -q utf8; then
5022     POD2MAN="pod2man --utf8"
5023 else
5024     POD2MAN="pod2man"
5025 fi
5026
5027 # Use ASLR, no-SEH and DEP if available
5028 if test "$mingw32" = "yes" ; then
5029     for flag in --dynamicbase --no-seh --nxcompat; do
5030         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
5031             LDFLAGS="-Wl,$flag $LDFLAGS"
5032         fi
5033     done
5034 fi
5035
5036 qemu_confdir=$sysconfdir$confsuffix
5037 qemu_moddir=$libdir$confsuffix
5038 qemu_datadir=$datadir$confsuffix
5039 qemu_localedir="$datadir/locale"
5040
5041 # We can only support ivshmem if we have eventfd
5042 if [ "$eventfd" = "yes" ]; then
5043   ivshmem=yes
5044 fi
5045
5046 tools=""
5047 if test "$want_tools" = "yes" ; then
5048   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
5049   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
5050     tools="qemu-nbd\$(EXESUF) $tools"
5051   fi
5052   if [ "$ivshmem" = "yes" ]; then
5053     tools="ivshmem-client\$(EXESUF) ivshmem-server\$(EXESUF) $tools"
5054   fi
5055 fi
5056 if test "$softmmu" = yes ; then
5057   if test "$virtfs" != no ; then
5058     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
5059       virtfs=yes
5060       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
5061     else
5062       if test "$virtfs" = yes; then
5063         error_exit "VirtFS is supported only on Linux and requires libcap devel and libattr devel"
5064       fi
5065       virtfs=no
5066     fi
5067   fi
5068 fi
5069
5070 # Probe for guest agent support/options
5071
5072 if [ "$guest_agent" != "no" ]; then
5073   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
5074       tools="qemu-ga $tools"
5075       guest_agent=yes
5076   elif [ "$guest_agent" != yes ]; then
5077       guest_agent=no
5078   else
5079       error_exit "Guest agent is not supported on this platform"
5080   fi
5081 fi
5082
5083 # Guest agent Window MSI  package
5084
5085 if test "$guest_agent" != yes; then
5086   if test "$guest_agent_msi" = yes; then
5087     error_exit "MSI guest agent package requires guest agent enabled"
5088   fi
5089   guest_agent_msi=no
5090 elif test "$mingw32" != "yes"; then
5091   if test "$guest_agent_msi" = "yes"; then
5092     error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
5093   fi
5094   guest_agent_msi=no
5095 elif ! has wixl; then
5096   if test "$guest_agent_msi" = "yes"; then
5097     error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
5098   fi
5099   guest_agent_msi=no
5100 else
5101   # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
5102   # disabled explicitly
5103   if test "$guest_agent_msi" != "no"; then
5104     guest_agent_msi=yes
5105   fi
5106 fi
5107
5108 if test "$guest_agent_msi" = "yes"; then
5109   if test "$guest_agent_with_vss" = "yes"; then
5110     QEMU_GA_MSI_WITH_VSS="-D InstallVss"
5111   fi
5112
5113   if test "$QEMU_GA_MANUFACTURER" = ""; then
5114     QEMU_GA_MANUFACTURER=QEMU
5115   fi
5116
5117   if test "$QEMU_GA_DISTRO" = ""; then
5118     QEMU_GA_DISTRO=Linux
5119   fi
5120
5121   if test "$QEMU_GA_VERSION" = ""; then
5122       QEMU_GA_VERSION=$(cat $source_path/VERSION)
5123   fi
5124
5125   QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
5126
5127   case "$cpu" in
5128   x86_64)
5129     QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
5130     ;;
5131   i386)
5132     QEMU_GA_MSI_ARCH="-D Arch=32"
5133     ;;
5134   *)
5135     error_exit "CPU $cpu not supported for building installation package"
5136     ;;
5137   esac
5138 fi
5139
5140 # Mac OS X ships with a broken assembler
5141 roms=
5142 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
5143         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
5144         "$softmmu" = yes ; then
5145     # Different host OS linkers have different ideas about the name of the ELF
5146     # emulation. Linux and OpenBSD use 'elf_i386'; FreeBSD uses the _fbsd
5147     # variant; and Windows uses i386pe.
5148     for emu in elf_i386 elf_i386_fbsd i386pe; do
5149         if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
5150             ld_i386_emulation="$emu"
5151             roms="optionrom"
5152             break
5153         fi
5154     done
5155 fi
5156 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
5157   roms="$roms spapr-rtas"
5158 fi
5159
5160 if test "$cpu" = "s390x" ; then
5161   roms="$roms s390-ccw"
5162 fi
5163
5164 # Probe for the need for relocating the user-only binary.
5165 if ( [ "$linux_user" = yes ] || [ "$bsd_user" = yes ] ) && [ "$pie" = no ]; then
5166   textseg_addr=
5167   case "$cpu" in
5168     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
5169       # ??? Rationale for choosing this address
5170       textseg_addr=0x60000000
5171       ;;
5172     mips)
5173       # A 256M aligned address, high in the address space, with enough
5174       # room for the code_gen_buffer above it before the stack.
5175       textseg_addr=0x60000000
5176       ;;
5177   esac
5178   if [ -n "$textseg_addr" ]; then
5179     cat > $TMPC <<EOF
5180     int main(void) { return 0; }
5181 EOF
5182     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
5183     if ! compile_prog "" "$textseg_ldflags"; then
5184       # In case ld does not support -Ttext-segment, edit the default linker
5185       # script via sed to set the .text start addr.  This is needed on FreeBSD
5186       # at least.
5187       if ! $ld --verbose >/dev/null 2>&1; then
5188         error_exit \
5189             "We need to link the QEMU user mode binaries at a" \
5190             "specific text address. Unfortunately your linker" \
5191             "doesn't support either the -Ttext-segment option or" \
5192             "printing the default linker script with --verbose." \
5193             "If you don't want the user mode binaries, pass the" \
5194             "--disable-user option to configure."
5195       fi
5196
5197       $ld --verbose | sed \
5198         -e '1,/==================================================/d' \
5199         -e '/==================================================/,$d' \
5200         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
5201         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
5202       textseg_ldflags="-Wl,-T../config-host.ld"
5203     fi
5204   fi
5205 fi
5206
5207 # Check that the C++ compiler exists and works with the C compiler.
5208 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
5209 if has $cxx; then
5210     cat > $TMPC <<EOF
5211 int c_function(void);
5212 int main(void) { return c_function(); }
5213 EOF
5214
5215     compile_object
5216
5217     cat > $TMPCXX <<EOF
5218 extern "C" {
5219    int c_function(void);
5220 }
5221 int c_function(void) { return 42; }
5222 EOF
5223
5224     update_cxxflags
5225
5226     if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
5227         # C++ compiler $cxx works ok with C compiler $cc
5228         :
5229     else
5230         echo "C++ compiler $cxx does not work with C compiler $cc"
5231         echo "Disabling C++ specific optional code"
5232         cxx=
5233     fi
5234 else
5235     echo "No C++ compiler available; disabling C++ specific optional code"
5236     cxx=
5237 fi
5238
5239 echo_version() {
5240     if test "$1" = "yes" ; then
5241         echo "($2)"
5242     fi
5243 }
5244
5245 # prepend pixman and ftd flags after all config tests are done
5246 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
5247 libs_softmmu="$pixman_libs $libs_softmmu"
5248
5249 echo "Install prefix    $prefix"
5250 echo "BIOS directory    $(eval echo $qemu_datadir)"
5251 echo "binary directory  $(eval echo $bindir)"
5252 echo "library directory $(eval echo $libdir)"
5253 echo "module directory  $(eval echo $qemu_moddir)"
5254 echo "libexec directory $(eval echo $libexecdir)"
5255 echo "include directory $(eval echo $includedir)"
5256 echo "config directory  $(eval echo $sysconfdir)"
5257 if test "$mingw32" = "no" ; then
5258 echo "local state directory   $(eval echo $local_statedir)"
5259 echo "Manual directory  $(eval echo $mandir)"
5260 echo "ELF interp prefix $interp_prefix"
5261 else
5262 echo "local state directory   queried at runtime"
5263 echo "Windows SDK       $win_sdk"
5264 fi
5265 echo "Source path       $source_path"
5266 echo "C compiler        $cc"
5267 echo "Host C compiler   $host_cc"
5268 echo "C++ compiler      $cxx"
5269 echo "Objective-C compiler $objcc"
5270 echo "ARFLAGS           $ARFLAGS"
5271 echo "CFLAGS            $CFLAGS"
5272 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
5273 echo "LDFLAGS           $LDFLAGS"
5274 echo "make              $make"
5275 echo "install           $install"
5276 echo "python            $python"
5277 if test "$slirp" = "yes" ; then
5278     echo "smbd              $smbd"
5279 fi
5280 echo "module support    $modules"
5281 echo "host CPU          $cpu"
5282 echo "host big endian   $bigendian"
5283 echo "target list       $target_list"
5284 echo "gprof enabled     $gprof"
5285 echo "sparse enabled    $sparse"
5286 echo "strip binaries    $strip_opt"
5287 echo "profiler          $profiler"
5288 echo "static build      $static"
5289 if test "$darwin" = "yes" ; then
5290     echo "Cocoa support     $cocoa"
5291 fi
5292 echo "pixman            $pixman"
5293 echo "SDL support       $sdl $(echo_version $sdl $sdlversion)"
5294 echo "GTK support       $gtk $(echo_version $gtk $gtk_version)"
5295 echo "GTK GL support    $gtk_gl"
5296 echo "VTE support       $vte $(echo_version $vte $vteversion)"
5297 echo "TLS priority      $tls_priority"
5298 echo "GNUTLS support    $gnutls"
5299 echo "GNUTLS rnd        $gnutls_rnd"
5300 echo "libgcrypt         $gcrypt"
5301 echo "libgcrypt kdf     $gcrypt_kdf"
5302 echo "nettle            $nettle $(echo_version $nettle $nettle_version)"
5303 echo "nettle kdf        $nettle_kdf"
5304 echo "libtasn1          $tasn1"
5305 echo "curses support    $curses"
5306 echo "virgl support     $virglrenderer"
5307 echo "curl support      $curl"
5308 echo "mingw32 support   $mingw32"
5309 echo "Audio drivers     $audio_drv_list"
5310 echo "Block whitelist (rw) $block_drv_rw_whitelist"
5311 echo "Block whitelist (ro) $block_drv_ro_whitelist"
5312 echo "VirtFS support    $virtfs"
5313 echo "VNC support       $vnc"
5314 if test "$vnc" = "yes" ; then
5315     echo "VNC SASL support  $vnc_sasl"
5316     echo "VNC JPEG support  $vnc_jpeg"
5317     echo "VNC PNG support   $vnc_png"
5318 fi
5319 if test -n "$sparc_cpu"; then
5320     echo "Target Sparc Arch $sparc_cpu"
5321 fi
5322 echo "xen support       $xen"
5323 if test "$xen" = "yes" ; then
5324   echo "xen ctrl version  $xen_ctrl_version"
5325   echo "pv dom build      $xen_pv_domain_build"
5326 fi
5327 echo "brlapi support    $brlapi"
5328 echo "bluez  support    $bluez"
5329 echo "Documentation     $docs"
5330 echo "PIE               $pie"
5331 echo "vde support       $vde"
5332 echo "netmap support    $netmap"
5333 echo "Linux AIO support $linux_aio"
5334 echo "ATTR/XATTR support $attr"
5335 echo "Install blobs     $blobs"
5336 echo "KVM support       $kvm"
5337 echo "HAX support       $hax"
5338 echo "TCG support       $tcg"
5339 if test "$tcg" = "yes" ; then
5340     echo "TCG debug enabled $debug_tcg"
5341     echo "TCG interpreter   $tcg_interpreter"
5342 fi
5343 echo "RDMA support      $rdma"
5344 echo "fdt support       $fdt"
5345 echo "preadv support    $preadv"
5346 echo "fdatasync         $fdatasync"
5347 echo "madvise           $madvise"
5348 echo "posix_madvise     $posix_madvise"
5349 echo "libcap-ng support $cap_ng"
5350 echo "vhost-net support $vhost_net"
5351 echo "vhost-scsi support $vhost_scsi"
5352 echo "vhost-vsock support $vhost_vsock"
5353 echo "Trace backends    $trace_backends"
5354 if have_backend "simple"; then
5355 echo "Trace output file $trace_file-<pid>"
5356 fi
5357 echo "spice support     $spice $(echo_version $spice $spice_protocol_version/$spice_server_version)"
5358 echo "rbd support       $rbd"
5359 echo "xfsctl support    $xfs"
5360 echo "smartcard support $smartcard"
5361 echo "libusb            $libusb"
5362 echo "usb net redir     $usb_redir"
5363 echo "OpenGL support    $opengl"
5364 echo "OpenGL dmabufs    $opengl_dmabuf"
5365 echo "libiscsi support  $libiscsi"
5366 echo "libnfs support    $libnfs"
5367 echo "build guest agent $guest_agent"
5368 echo "QGA VSS support   $guest_agent_with_vss"
5369 echo "QGA w32 disk info $guest_agent_ntddscsi"
5370 echo "QGA MSI support   $guest_agent_msi"
5371 echo "seccomp support   $seccomp"
5372 echo "coroutine backend $coroutine"
5373 echo "coroutine pool    $coroutine_pool"
5374 echo "debug stack usage $debug_stack_usage"
5375 echo "crypto afalg      $crypto_afalg"
5376 echo "GlusterFS support $glusterfs"
5377 echo "gcov              $gcov_tool"
5378 echo "gcov enabled      $gcov"
5379 echo "TPM support       $tpm"
5380 echo "libssh2 support   $libssh2"
5381 echo "TPM passthrough   $tpm_passthrough"
5382 echo "QOM debugging     $qom_cast_debug"
5383 echo "Live block migration $live_block_migration"
5384 echo "lzo support       $lzo"
5385 echo "snappy support    $snappy"
5386 echo "bzip2 support     $bzip2"
5387 echo "NUMA host support $numa"
5388 echo "tcmalloc support  $tcmalloc"
5389 echo "jemalloc support  $jemalloc"
5390 echo "avx2 optimization $avx2_opt"
5391 echo "replication support $replication"
5392 echo "VxHS block device $vxhs"
5393
5394 if test "$sdl_too_old" = "yes"; then
5395 echo "-> Your SDL version is too old - please upgrade to have SDL support"
5396 fi
5397
5398 if test "$supported_cpu" = "no"; then
5399     echo
5400     echo "WARNING: SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!"
5401     echo
5402     echo "CPU host architecture $cpu support is not currently maintained."
5403     echo "The QEMU project intends to remove support for this host CPU in"
5404     echo "a future release if nobody volunteers to maintain it and to"
5405     echo "provide a build host for our continuous integration setup."
5406     echo "configure has succeeded and you can continue to build, but"
5407     echo "if you care about QEMU on this platform you should contact"
5408     echo "us upstream at qemu-devel@nongnu.org."
5409 fi
5410
5411 if test "$supported_os" = "no"; then
5412     echo
5413     echo "WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!"
5414     echo
5415     echo "Host OS $targetos support is not currently maintained."
5416     echo "The QEMU project intends to remove support for this host OS in"
5417     echo "a future release if nobody volunteers to maintain it and to"
5418     echo "provide a build host for our continuous integration setup."
5419     echo "configure has succeeded and you can continue to build, but"
5420     echo "if you care about QEMU on this platform you should contact"
5421     echo "us upstream at qemu-devel@nongnu.org."
5422 fi
5423
5424 config_host_mak="config-host.mak"
5425
5426 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
5427
5428 echo "# Automatically generated by configure - do not modify" > $config_host_mak
5429 echo >> $config_host_mak
5430
5431 echo all: >> $config_host_mak
5432 echo "prefix=$prefix" >> $config_host_mak
5433 echo "bindir=$bindir" >> $config_host_mak
5434 echo "libdir=$libdir" >> $config_host_mak
5435 echo "libexecdir=$libexecdir" >> $config_host_mak
5436 echo "includedir=$includedir" >> $config_host_mak
5437 echo "mandir=$mandir" >> $config_host_mak
5438 echo "sysconfdir=$sysconfdir" >> $config_host_mak
5439 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
5440 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
5441 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
5442 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
5443 if test "$mingw32" = "no" ; then
5444   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
5445 fi
5446 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
5447 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
5448 echo "extra_cxxflags=$EXTRA_CXXFLAGS" >> $config_host_mak
5449 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
5450 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
5451 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
5452
5453 echo "ARCH=$ARCH" >> $config_host_mak
5454
5455 if test "$debug_tcg" = "yes" ; then
5456   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
5457 fi
5458 if test "$strip_opt" = "yes" ; then
5459   echo "STRIP=${strip}" >> $config_host_mak
5460 fi
5461 if test "$bigendian" = "yes" ; then
5462   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
5463 fi
5464 if test "$mingw32" = "yes" ; then
5465   echo "CONFIG_WIN32=y" >> $config_host_mak
5466   rc_version=$(cat $source_path/VERSION)
5467   version_major=${rc_version%%.*}
5468   rc_version=${rc_version#*.}
5469   version_minor=${rc_version%%.*}
5470   rc_version=${rc_version#*.}
5471   version_subminor=${rc_version%%.*}
5472   version_micro=0
5473   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
5474   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
5475   if test "$guest_agent_with_vss" = "yes" ; then
5476     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
5477     echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
5478     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
5479   fi
5480   if test "$guest_agent_ntddscsi" = "yes" ; then
5481     echo "CONFIG_QGA_NTDDDISK=y" >> $config_host_mak
5482   fi
5483   if test "$guest_agent_msi" = "yes"; then
5484     echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
5485     echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
5486     echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
5487     echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
5488     echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
5489     echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
5490     echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
5491   fi
5492 else
5493   echo "CONFIG_POSIX=y" >> $config_host_mak
5494 fi
5495
5496 if test "$linux" = "yes" ; then
5497   echo "CONFIG_LINUX=y" >> $config_host_mak
5498 fi
5499
5500 if test "$darwin" = "yes" ; then
5501   echo "CONFIG_DARWIN=y" >> $config_host_mak
5502 fi
5503
5504 if test "$aix" = "yes" ; then
5505   echo "CONFIG_AIX=y" >> $config_host_mak
5506 fi
5507
5508 if test "$solaris" = "yes" ; then
5509   echo "CONFIG_SOLARIS=y" >> $config_host_mak
5510   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
5511   if test "$needs_libsunmath" = "yes" ; then
5512     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
5513   fi
5514 fi
5515 if test "$haiku" = "yes" ; then
5516   echo "CONFIG_HAIKU=y" >> $config_host_mak
5517 fi
5518 if test "$static" = "yes" ; then
5519   echo "CONFIG_STATIC=y" >> $config_host_mak
5520 fi
5521 if test "$profiler" = "yes" ; then
5522   echo "CONFIG_PROFILER=y" >> $config_host_mak
5523 fi
5524 if test "$slirp" = "yes" ; then
5525   echo "CONFIG_SLIRP=y" >> $config_host_mak
5526   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
5527 fi
5528 if test "$vde" = "yes" ; then
5529   echo "CONFIG_VDE=y" >> $config_host_mak
5530 fi
5531 if test "$netmap" = "yes" ; then
5532   echo "CONFIG_NETMAP=y" >> $config_host_mak
5533 fi
5534 if test "$l2tpv3" = "yes" ; then
5535   echo "CONFIG_L2TPV3=y" >> $config_host_mak
5536 fi
5537 if test "$cap_ng" = "yes" ; then
5538   echo "CONFIG_LIBCAP=y" >> $config_host_mak
5539 fi
5540 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
5541 for drv in $audio_drv_list; do
5542     def=CONFIG_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
5543     echo "$def=y" >> $config_host_mak
5544 done
5545 if test "$audio_pt_int" = "yes" ; then
5546   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
5547 fi
5548 if test "$audio_win_int" = "yes" ; then
5549   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
5550 fi
5551 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
5552 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
5553 if test "$vnc" = "yes" ; then
5554   echo "CONFIG_VNC=y" >> $config_host_mak
5555 fi
5556 if test "$vnc_sasl" = "yes" ; then
5557   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
5558 fi
5559 if test "$vnc_jpeg" = "yes" ; then
5560   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
5561 fi
5562 if test "$vnc_png" = "yes" ; then
5563   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
5564 fi
5565 if test "$fnmatch" = "yes" ; then
5566   echo "CONFIG_FNMATCH=y" >> $config_host_mak
5567 fi
5568 if test "$xfs" = "yes" ; then
5569   echo "CONFIG_XFS=y" >> $config_host_mak
5570 fi
5571 qemu_version=$(head $source_path/VERSION)
5572 echo "VERSION=$qemu_version" >>$config_host_mak
5573 echo "PKGVERSION=$pkgversion" >>$config_host_mak
5574 echo "SRC_PATH=$source_path" >> $config_host_mak
5575 echo "TARGET_DIRS=$target_list" >> $config_host_mak
5576 if [ "$docs" = "yes" ] ; then
5577   echo "BUILD_DOCS=yes" >> $config_host_mak
5578 fi
5579 if test "$modules" = "yes"; then
5580   # $shacmd can generate a hash started with digit, which the compiler doesn't
5581   # like as an symbol. So prefix it with an underscore
5582   echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
5583   echo "CONFIG_MODULES=y" >> $config_host_mak
5584 fi
5585 if test "$sdl" = "yes" ; then
5586   echo "CONFIG_SDL=y" >> $config_host_mak
5587   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
5588   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
5589 fi
5590 if test "$cocoa" = "yes" ; then
5591   echo "CONFIG_COCOA=y" >> $config_host_mak
5592 fi
5593 if test "$curses" = "yes" ; then
5594   echo "CONFIG_CURSES=y" >> $config_host_mak
5595 fi
5596 if test "$pipe2" = "yes" ; then
5597   echo "CONFIG_PIPE2=y" >> $config_host_mak
5598 fi
5599 if test "$accept4" = "yes" ; then
5600   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
5601 fi
5602 if test "$splice" = "yes" ; then
5603   echo "CONFIG_SPLICE=y" >> $config_host_mak
5604 fi
5605 if test "$eventfd" = "yes" ; then
5606   echo "CONFIG_EVENTFD=y" >> $config_host_mak
5607 fi
5608 if test "$memfd" = "yes" ; then
5609   echo "CONFIG_MEMFD=y" >> $config_host_mak
5610 fi
5611 if test "$fallocate" = "yes" ; then
5612   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
5613 fi
5614 if test "$fallocate_punch_hole" = "yes" ; then
5615   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
5616 fi
5617 if test "$fallocate_zero_range" = "yes" ; then
5618   echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
5619 fi
5620 if test "$posix_fallocate" = "yes" ; then
5621   echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
5622 fi
5623 if test "$sync_file_range" = "yes" ; then
5624   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
5625 fi
5626 if test "$fiemap" = "yes" ; then
5627   echo "CONFIG_FIEMAP=y" >> $config_host_mak
5628 fi
5629 if test "$dup3" = "yes" ; then
5630   echo "CONFIG_DUP3=y" >> $config_host_mak
5631 fi
5632 if test "$ppoll" = "yes" ; then
5633   echo "CONFIG_PPOLL=y" >> $config_host_mak
5634 fi
5635 if test "$prctl_pr_set_timerslack" = "yes" ; then
5636   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
5637 fi
5638 if test "$epoll" = "yes" ; then
5639   echo "CONFIG_EPOLL=y" >> $config_host_mak
5640 fi
5641 if test "$epoll_create1" = "yes" ; then
5642   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
5643 fi
5644 if test "$sendfile" = "yes" ; then
5645   echo "CONFIG_SENDFILE=y" >> $config_host_mak
5646 fi
5647 if test "$timerfd" = "yes" ; then
5648   echo "CONFIG_TIMERFD=y" >> $config_host_mak
5649 fi
5650 if test "$setns" = "yes" ; then
5651   echo "CONFIG_SETNS=y" >> $config_host_mak
5652 fi
5653 if test "$clock_adjtime" = "yes" ; then
5654   echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
5655 fi
5656 if test "$syncfs" = "yes" ; then
5657   echo "CONFIG_SYNCFS=y" >> $config_host_mak
5658 fi
5659 if test "$inotify" = "yes" ; then
5660   echo "CONFIG_INOTIFY=y" >> $config_host_mak
5661 fi
5662 if test "$inotify1" = "yes" ; then
5663   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
5664 fi
5665 if test "$byteswap_h" = "yes" ; then
5666   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
5667 fi
5668 if test "$bswap_h" = "yes" ; then
5669   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
5670 fi
5671 if test "$curl" = "yes" ; then
5672   echo "CONFIG_CURL=m" >> $config_host_mak
5673   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
5674   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
5675 fi
5676 if test "$brlapi" = "yes" ; then
5677   echo "CONFIG_BRLAPI=y" >> $config_host_mak
5678 fi
5679 if test "$bluez" = "yes" ; then
5680   echo "CONFIG_BLUEZ=y" >> $config_host_mak
5681   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
5682 fi
5683 if test "$glib_subprocess" = "yes" ; then
5684   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
5685 fi
5686 if test "$gtk" = "yes" ; then
5687   echo "CONFIG_GTK=y" >> $config_host_mak
5688   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
5689   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
5690   echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
5691   if test "$gtk_gl" = "yes" ; then
5692     echo "CONFIG_GTK_GL=y" >> $config_host_mak
5693   fi
5694 fi
5695 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
5696 if test "$gnutls" = "yes" ; then
5697   echo "CONFIG_GNUTLS=y" >> $config_host_mak
5698 fi
5699 if test "$gnutls_rnd" = "yes" ; then
5700   echo "CONFIG_GNUTLS_RND=y" >> $config_host_mak
5701 fi
5702 if test "$gcrypt" = "yes" ; then
5703   echo "CONFIG_GCRYPT=y" >> $config_host_mak
5704   if test "$gcrypt_hmac" = "yes" ; then
5705     echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
5706   fi
5707   if test "$gcrypt_kdf" = "yes" ; then
5708     echo "CONFIG_GCRYPT_KDF=y" >> $config_host_mak
5709   fi
5710 fi
5711 if test "$nettle" = "yes" ; then
5712   echo "CONFIG_NETTLE=y" >> $config_host_mak
5713   echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
5714   if test "$nettle_kdf" = "yes" ; then
5715     echo "CONFIG_NETTLE_KDF=y" >> $config_host_mak
5716   fi
5717 fi
5718 if test "$tasn1" = "yes" ; then
5719   echo "CONFIG_TASN1=y" >> $config_host_mak
5720 fi
5721 if test "$have_ifaddrs_h" = "yes" ; then
5722     echo "HAVE_IFADDRS_H=y" >> $config_host_mak
5723 fi
5724 if test "$have_broken_size_max" = "yes" ; then
5725     echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
5726 fi
5727
5728 # Work around a system header bug with some kernel/XFS header
5729 # versions where they both try to define 'struct fsxattr':
5730 # xfs headers will not try to redefine structs from linux headers
5731 # if this macro is set.
5732 if test "$have_fsxattr" = "yes" ; then
5733     echo "HAVE_FSXATTR=y" >> $config_host_mak
5734 fi
5735 if test "$vte" = "yes" ; then
5736   echo "CONFIG_VTE=y" >> $config_host_mak
5737   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
5738 fi
5739 if test "$virglrenderer" = "yes" ; then
5740   echo "CONFIG_VIRGL=y" >> $config_host_mak
5741   echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
5742   echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
5743 fi
5744 if test "$xen" = "yes" ; then
5745   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
5746   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
5747   if test "$xen_pv_domain_build" = "yes" ; then
5748     echo "CONFIG_XEN_PV_DOMAIN_BUILD=y" >> $config_host_mak
5749   fi
5750 fi
5751 if test "$linux_aio" = "yes" ; then
5752   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
5753 fi
5754 if test "$attr" = "yes" ; then
5755   echo "CONFIG_ATTR=y" >> $config_host_mak
5756 fi
5757 if test "$libattr" = "yes" ; then
5758   echo "CONFIG_LIBATTR=y" >> $config_host_mak
5759 fi
5760 if test "$virtfs" = "yes" ; then
5761   echo "CONFIG_VIRTFS=y" >> $config_host_mak
5762 fi
5763 if test "$vhost_scsi" = "yes" ; then
5764   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
5765 fi
5766 if test "$vhost_net" = "yes" ; then
5767   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
5768 fi
5769 if test "$vhost_vsock" = "yes" ; then
5770   echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
5771 fi
5772 if test "$blobs" = "yes" ; then
5773   echo "INSTALL_BLOBS=yes" >> $config_host_mak
5774 fi
5775 if test "$iovec" = "yes" ; then
5776   echo "CONFIG_IOVEC=y" >> $config_host_mak
5777 fi
5778 if test "$preadv" = "yes" ; then
5779   echo "CONFIG_PREADV=y" >> $config_host_mak
5780 fi
5781 if test "$fdt" = "yes" ; then
5782   echo "CONFIG_FDT=y" >> $config_host_mak
5783 fi
5784 if test "$signalfd" = "yes" ; then
5785   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
5786 fi
5787 if test "$tcg" = "yes"; then
5788   echo "CONFIG_TCG=y" >> $config_host_mak
5789   if test "$tcg_interpreter" = "yes" ; then
5790     echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
5791   fi
5792 fi
5793 if test "$fdatasync" = "yes" ; then
5794   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
5795 fi
5796 if test "$madvise" = "yes" ; then
5797   echo "CONFIG_MADVISE=y" >> $config_host_mak
5798 fi
5799 if test "$posix_madvise" = "yes" ; then
5800   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
5801 fi
5802
5803 if test "$spice" = "yes" ; then
5804   echo "CONFIG_SPICE=y" >> $config_host_mak
5805 fi
5806
5807 if test "$smartcard" = "yes" ; then
5808   echo "CONFIG_SMARTCARD=y" >> $config_host_mak
5809 fi
5810
5811 if test "$libusb" = "yes" ; then
5812   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
5813 fi
5814
5815 if test "$usb_redir" = "yes" ; then
5816   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
5817 fi
5818
5819 if test "$opengl" = "yes" ; then
5820   echo "CONFIG_OPENGL=y" >> $config_host_mak
5821   echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
5822   if test "$opengl_dmabuf" = "yes" ; then
5823     echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
5824   fi
5825 fi
5826
5827 if test "$avx2_opt" = "yes" ; then
5828   echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
5829 fi
5830
5831 if test "$lzo" = "yes" ; then
5832   echo "CONFIG_LZO=y" >> $config_host_mak
5833 fi
5834
5835 if test "$snappy" = "yes" ; then
5836   echo "CONFIG_SNAPPY=y" >> $config_host_mak
5837 fi
5838
5839 if test "$bzip2" = "yes" ; then
5840   echo "CONFIG_BZIP2=y" >> $config_host_mak
5841   echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
5842 fi
5843
5844 if test "$libiscsi" = "yes" ; then
5845   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
5846   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
5847   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
5848 fi
5849
5850 if test "$libnfs" = "yes" ; then
5851   echo "CONFIG_LIBNFS=m" >> $config_host_mak
5852   echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
5853 fi
5854
5855 if test "$seccomp" = "yes"; then
5856   echo "CONFIG_SECCOMP=y" >> $config_host_mak
5857 fi
5858
5859 # XXX: suppress that
5860 if [ "$bsd" = "yes" ] ; then
5861   echo "CONFIG_BSD=y" >> $config_host_mak
5862 fi
5863
5864 if test "$localtime_r" = "yes" ; then
5865   echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
5866 fi
5867 if test "$qom_cast_debug" = "yes" ; then
5868   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
5869 fi
5870 if test "$rbd" = "yes" ; then
5871   echo "CONFIG_RBD=m" >> $config_host_mak
5872   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
5873   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
5874 fi
5875
5876 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
5877 if test "$coroutine_pool" = "yes" ; then
5878   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
5879 else
5880   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
5881 fi
5882
5883 if test "$debug_stack_usage" = "yes" ; then
5884   echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
5885 fi
5886
5887 if test "$crypto_afalg" = "yes" ; then
5888   echo "CONFIG_AF_ALG=y" >> $config_host_mak
5889 fi
5890
5891 if test "$open_by_handle_at" = "yes" ; then
5892   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
5893 fi
5894
5895 if test "$linux_magic_h" = "yes" ; then
5896   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
5897 fi
5898
5899 if test "$pragma_diagnostic_available" = "yes" ; then
5900   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
5901 fi
5902
5903 if test "$valgrind_h" = "yes" ; then
5904   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
5905 fi
5906
5907 if test "$has_environ" = "yes" ; then
5908   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
5909 fi
5910
5911 if test "$cpuid_h" = "yes" ; then
5912   echo "CONFIG_CPUID_H=y" >> $config_host_mak
5913 fi
5914
5915 if test "$int128" = "yes" ; then
5916   echo "CONFIG_INT128=y" >> $config_host_mak
5917 fi
5918
5919 if test "$atomic128" = "yes" ; then
5920   echo "CONFIG_ATOMIC128=y" >> $config_host_mak
5921 fi
5922
5923 if test "$atomic64" = "yes" ; then
5924   echo "CONFIG_ATOMIC64=y" >> $config_host_mak
5925 fi
5926
5927 if test "$getauxval" = "yes" ; then
5928   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
5929 fi
5930
5931 if test "$glusterfs" = "yes" ; then
5932   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
5933   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
5934   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
5935 fi
5936
5937 if test "$glusterfs_xlator_opt" = "yes" ; then
5938   echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
5939 fi
5940
5941 if test "$glusterfs_discard" = "yes" ; then
5942   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
5943 fi
5944
5945 if test "$glusterfs_fallocate" = "yes" ; then
5946   echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
5947 fi
5948
5949 if test "$glusterfs_zerofill" = "yes" ; then
5950   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
5951 fi
5952
5953 if test "$libssh2" = "yes" ; then
5954   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
5955   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
5956   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
5957 fi
5958
5959 if test "$live_block_migration" = "yes" ; then
5960   echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
5961 fi
5962
5963 # USB host support
5964 if test "$libusb" = "yes"; then
5965   echo "HOST_USB=libusb legacy" >> $config_host_mak
5966 else
5967   echo "HOST_USB=stub" >> $config_host_mak
5968 fi
5969
5970 # TPM passthrough support?
5971 if test "$tpm" = "yes"; then
5972   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
5973   if test "$tpm_passthrough" = "yes"; then
5974     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
5975   fi
5976 fi
5977
5978 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
5979 if have_backend "nop"; then
5980   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
5981 fi
5982 if have_backend "simple"; then
5983   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
5984   # Set the appropriate trace file.
5985   trace_file="\"$trace_file-\" FMT_pid"
5986 fi
5987 if have_backend "log"; then
5988   echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
5989 fi
5990 if have_backend "ust"; then
5991   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
5992 fi
5993 if have_backend "dtrace"; then
5994   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
5995   if test "$trace_backend_stap" = "yes" ; then
5996     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
5997   fi
5998 fi
5999 if have_backend "ftrace"; then
6000   if test "$linux" = "yes" ; then
6001     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
6002   else
6003     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
6004   fi
6005 fi
6006 if have_backend "syslog"; then
6007   if test "$posix_syslog" = "yes" ; then
6008     echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
6009   else
6010     feature_not_found "syslog(trace backend)" "syslog not available"
6011   fi
6012 fi
6013 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
6014
6015 if test "$rdma" = "yes" ; then
6016   echo "CONFIG_RDMA=y" >> $config_host_mak
6017 fi
6018
6019 if test "$have_rtnetlink" = "yes" ; then
6020   echo "CONFIG_RTNETLINK=y" >> $config_host_mak
6021 fi
6022
6023 if test "$replication" = "yes" ; then
6024   echo "CONFIG_REPLICATION=y" >> $config_host_mak
6025 fi
6026
6027 if test "$have_af_vsock" = "yes" ; then
6028   echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
6029 fi
6030
6031 if test "$have_sysmacros" = "yes" ; then
6032   echo "CONFIG_SYSMACROS=y" >> $config_host_mak
6033 fi
6034
6035 if test "$have_static_assert" = "yes" ; then
6036   echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
6037 fi
6038
6039 if test "$have_utmpx" = "yes" ; then
6040   echo "HAVE_UTMPX=y" >> $config_host_mak
6041 fi
6042
6043 if test "$ivshmem" = "yes" ; then
6044   echo "CONFIG_IVSHMEM=y" >> $config_host_mak
6045 fi
6046
6047 # Hold two types of flag:
6048 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
6049 #                                     a thread we have a handle to
6050 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
6051 #                                     platform
6052 if test "$pthread_setname_np" = "yes" ; then
6053   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
6054   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
6055 fi
6056
6057 if test "$vxhs" = "yes" ; then
6058   echo "CONFIG_VXHS=y" >> $config_host_mak
6059   echo "VXHS_LIBS=$vxhs_libs" >> $config_host_mak
6060 fi
6061
6062 if test "$tcg_interpreter" = "yes"; then
6063   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
6064 elif test "$ARCH" = "sparc64" ; then
6065   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
6066 elif test "$ARCH" = "s390x" ; then
6067   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
6068 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
6069   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
6070 elif test "$ARCH" = "ppc64" ; then
6071   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
6072 else
6073   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
6074 fi
6075 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
6076
6077 echo "TOOLS=$tools" >> $config_host_mak
6078 echo "ROMS=$roms" >> $config_host_mak
6079 echo "MAKE=$make" >> $config_host_mak
6080 echo "INSTALL=$install" >> $config_host_mak
6081 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
6082 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
6083 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
6084 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
6085 echo "PYTHON=$python" >> $config_host_mak
6086 echo "CC=$cc" >> $config_host_mak
6087 if $iasl -h > /dev/null 2>&1; then
6088   echo "IASL=$iasl" >> $config_host_mak
6089 fi
6090 echo "CC_I386=$cc_i386" >> $config_host_mak
6091 echo "HOST_CC=$host_cc" >> $config_host_mak
6092 echo "CXX=$cxx" >> $config_host_mak
6093 echo "OBJCC=$objcc" >> $config_host_mak
6094 echo "AR=$ar" >> $config_host_mak
6095 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
6096 echo "AS=$as" >> $config_host_mak
6097 echo "CCAS=$ccas" >> $config_host_mak
6098 echo "CPP=$cpp" >> $config_host_mak
6099 echo "OBJCOPY=$objcopy" >> $config_host_mak
6100 echo "LD=$ld" >> $config_host_mak
6101 echo "NM=$nm" >> $config_host_mak
6102 echo "WINDRES=$windres" >> $config_host_mak
6103 echo "CFLAGS=$CFLAGS" >> $config_host_mak
6104 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
6105 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
6106 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
6107 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
6108 if test "$sparse" = "yes" ; then
6109   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
6110   echo "CPP          := REAL_CC=\"\$(CPP)\" cgcc"      >> $config_host_mak
6111   echo "CXX          := REAL_CC=\"\$(CXX)\" cgcc"      >> $config_host_mak
6112   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
6113   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
6114 fi
6115 if test "$cross_prefix" != ""; then
6116   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
6117 else
6118   echo "AUTOCONF_HOST := "                             >> $config_host_mak
6119 fi
6120 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
6121 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
6122 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
6123 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
6124 echo "LIBS+=$LIBS" >> $config_host_mak
6125 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
6126 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
6127 echo "EXESUF=$EXESUF" >> $config_host_mak
6128 echo "DSOSUF=$DSOSUF" >> $config_host_mak
6129 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
6130 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
6131 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
6132 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
6133 echo "POD2MAN=$POD2MAN" >> $config_host_mak
6134 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
6135 if test "$gcov" = "yes" ; then
6136   echo "CONFIG_GCOV=y" >> $config_host_mak
6137   echo "GCOV=$gcov_tool" >> $config_host_mak
6138 fi
6139
6140 # use included Linux headers
6141 if test "$linux" = "yes" ; then
6142   mkdir -p linux-headers
6143   case "$cpu" in
6144   i386|x86_64|x32)
6145     linux_arch=x86
6146     ;;
6147   ppcemb|ppc|ppc64)
6148     linux_arch=powerpc
6149     ;;
6150   s390x)
6151     linux_arch=s390
6152     ;;
6153   aarch64)
6154     linux_arch=arm64
6155     ;;
6156   mips64)
6157     linux_arch=mips
6158     ;;
6159   *)
6160     # For most CPUs the kernel architecture name and QEMU CPU name match.
6161     linux_arch="$cpu"
6162     ;;
6163   esac
6164     # For non-KVM architectures we will not have asm headers
6165     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
6166       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
6167     fi
6168 fi
6169
6170 for target in $target_list; do
6171 target_dir="$target"
6172 config_target_mak=$target_dir/config-target.mak
6173 target_name=$(echo $target | cut -d '-' -f 1)
6174 target_bigendian="no"
6175
6176 case "$target_name" in
6177   armeb|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
6178   target_bigendian=yes
6179   ;;
6180 esac
6181 target_softmmu="no"
6182 target_user_only="no"
6183 target_linux_user="no"
6184 target_bsd_user="no"
6185 case "$target" in
6186   ${target_name}-softmmu)
6187     target_softmmu="yes"
6188     ;;
6189   ${target_name}-linux-user)
6190     target_user_only="yes"
6191     target_linux_user="yes"
6192     ;;
6193   ${target_name}-bsd-user)
6194     target_user_only="yes"
6195     target_bsd_user="yes"
6196     ;;
6197   *)
6198     error_exit "Target '$target' not recognised"
6199     exit 1
6200     ;;
6201 esac
6202
6203 mkdir -p $target_dir
6204 echo "# Automatically generated by configure - do not modify" > $config_target_mak
6205
6206 bflt="no"
6207 mttcg="no"
6208 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
6209 gdb_xml_files=""
6210
6211 TARGET_ARCH="$target_name"
6212 TARGET_BASE_ARCH=""
6213 TARGET_ABI_DIR=""
6214
6215 case "$target_name" in
6216   i386)
6217     gdb_xml_files="i386-32bit.xml i386-32bit-core.xml i386-32bit-sse.xml"
6218   ;;
6219   x86_64)
6220     TARGET_BASE_ARCH=i386
6221     gdb_xml_files="i386-64bit.xml i386-64bit-core.xml i386-64bit-sse.xml"
6222   ;;
6223   alpha)
6224     mttcg="yes"
6225   ;;
6226   arm|armeb)
6227     TARGET_ARCH=arm
6228     bflt="yes"
6229     mttcg="yes"
6230     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
6231   ;;
6232   aarch64)
6233     TARGET_BASE_ARCH=arm
6234     bflt="yes"
6235     mttcg="yes"
6236     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
6237   ;;
6238   cris)
6239   ;;
6240   hppa)
6241   ;;
6242   lm32)
6243   ;;
6244   m68k)
6245     bflt="yes"
6246     gdb_xml_files="cf-core.xml cf-fp.xml m68k-fp.xml"
6247   ;;
6248   microblaze|microblazeel)
6249     TARGET_ARCH=microblaze
6250     bflt="yes"
6251   ;;
6252   mips|mipsel)
6253     TARGET_ARCH=mips
6254     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
6255   ;;
6256   mipsn32|mipsn32el)
6257     TARGET_ARCH=mips64
6258     TARGET_BASE_ARCH=mips
6259     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
6260     echo "TARGET_ABI32=y" >> $config_target_mak
6261   ;;
6262   mips64|mips64el)
6263     TARGET_ARCH=mips64
6264     TARGET_BASE_ARCH=mips
6265     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
6266   ;;
6267   moxie)
6268   ;;
6269   nios2)
6270   ;;
6271   or1k)
6272     TARGET_ARCH=openrisc
6273     TARGET_BASE_ARCH=openrisc
6274   ;;
6275   ppc)
6276     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
6277   ;;
6278   ppcemb)
6279     TARGET_BASE_ARCH=ppc
6280     TARGET_ABI_DIR=ppc
6281     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
6282   ;;
6283   ppc64)
6284     TARGET_BASE_ARCH=ppc
6285     TARGET_ABI_DIR=ppc
6286     mttcg=yes
6287     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6288   ;;
6289   ppc64le)
6290     TARGET_ARCH=ppc64
6291     TARGET_BASE_ARCH=ppc
6292     TARGET_ABI_DIR=ppc
6293     mttcg=yes
6294     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6295   ;;
6296   ppc64abi32)
6297     TARGET_ARCH=ppc64
6298     TARGET_BASE_ARCH=ppc
6299     TARGET_ABI_DIR=ppc
6300     echo "TARGET_ABI32=y" >> $config_target_mak
6301     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6302   ;;
6303   sh4|sh4eb)
6304     TARGET_ARCH=sh4
6305     bflt="yes"
6306   ;;
6307   sparc)
6308   ;;
6309   sparc64)
6310     TARGET_BASE_ARCH=sparc
6311   ;;
6312   sparc32plus)
6313     TARGET_ARCH=sparc64
6314     TARGET_BASE_ARCH=sparc
6315     TARGET_ABI_DIR=sparc
6316     echo "TARGET_ABI32=y" >> $config_target_mak
6317   ;;
6318   s390x)
6319     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
6320   ;;
6321   tilegx)
6322   ;;
6323   tricore)
6324   ;;
6325   unicore32)
6326   ;;
6327   xtensa|xtensaeb)
6328     TARGET_ARCH=xtensa
6329   ;;
6330   *)
6331     error_exit "Unsupported target CPU"
6332   ;;
6333 esac
6334 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
6335 if [ "$TARGET_BASE_ARCH" = "" ]; then
6336   TARGET_BASE_ARCH=$TARGET_ARCH
6337 fi
6338
6339 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
6340
6341 upper() {
6342     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
6343 }
6344
6345 target_arch_name="$(upper $TARGET_ARCH)"
6346 echo "TARGET_$target_arch_name=y" >> $config_target_mak
6347 echo "TARGET_NAME=$target_name" >> $config_target_mak
6348 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
6349 if [ "$TARGET_ABI_DIR" = "" ]; then
6350   TARGET_ABI_DIR=$TARGET_ARCH
6351 fi
6352 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
6353 if [ "$HOST_VARIANT_DIR" != "" ]; then
6354     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
6355 fi
6356
6357 if supported_xen_target $target; then
6358     echo "CONFIG_XEN=y" >> $config_target_mak
6359     if test "$xen_pci_passthrough" = yes; then
6360         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
6361     fi
6362 fi
6363 if supported_kvm_target $target; then
6364     echo "CONFIG_KVM=y" >> $config_target_mak
6365     if test "$vhost_net" = "yes" ; then
6366         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
6367         echo "CONFIG_VHOST_NET_TEST_$target_name=y" >> $config_host_mak
6368     fi
6369 fi
6370 if supported_hax_target $target; then
6371     echo "CONFIG_HAX=y" >> $config_target_mak
6372 fi
6373 if test "$target_bigendian" = "yes" ; then
6374   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
6375 fi
6376 if test "$target_softmmu" = "yes" ; then
6377   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
6378   if test "$mttcg" = "yes" ; then
6379     echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
6380   fi
6381 fi
6382 if test "$target_user_only" = "yes" ; then
6383   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
6384   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
6385 fi
6386 if test "$target_linux_user" = "yes" ; then
6387   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
6388 fi
6389 list=""
6390 if test ! -z "$gdb_xml_files" ; then
6391   for x in $gdb_xml_files; do
6392     list="$list $source_path/gdb-xml/$x"
6393   done
6394   echo "TARGET_XML_FILES=$list" >> $config_target_mak
6395 fi
6396
6397 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
6398   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
6399 fi
6400 if test "$target_bsd_user" = "yes" ; then
6401   echo "CONFIG_BSD_USER=y" >> $config_target_mak
6402 fi
6403
6404 # generate QEMU_CFLAGS/LDFLAGS for targets
6405
6406 cflags=""
6407 ldflags=""
6408
6409 disas_config() {
6410   echo "CONFIG_${1}_DIS=y" >> $config_target_mak
6411   echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
6412 }
6413
6414 for i in $ARCH $TARGET_BASE_ARCH ; do
6415   case "$i" in
6416   alpha)
6417     disas_config "ALPHA"
6418   ;;
6419   aarch64)
6420     if test -n "${cxx}"; then
6421       disas_config "ARM_A64"
6422     fi
6423   ;;
6424   arm)
6425     disas_config "ARM"
6426     if test -n "${cxx}"; then
6427       disas_config "ARM_A64"
6428     fi
6429   ;;
6430   cris)
6431     disas_config "CRIS"
6432   ;;
6433   hppa)
6434     disas_config "HPPA"
6435   ;;
6436   i386|x86_64|x32)
6437     disas_config "I386"
6438   ;;
6439   ia64*)
6440     disas_config "IA64"
6441   ;;
6442   lm32)
6443     disas_config "LM32"
6444   ;;
6445   m68k)
6446     disas_config "M68K"
6447   ;;
6448   microblaze*)
6449     disas_config "MICROBLAZE"
6450   ;;
6451   mips*)
6452     disas_config "MIPS"
6453   ;;
6454   moxie*)
6455     disas_config "MOXIE"
6456   ;;
6457   nios2)
6458     disas_config "NIOS2"
6459   ;;
6460   or1k)
6461     disas_config "OPENRISC"
6462   ;;
6463   ppc*)
6464     disas_config "PPC"
6465   ;;
6466   s390*)
6467     disas_config "S390"
6468   ;;
6469   sh4)
6470     disas_config "SH4"
6471   ;;
6472   sparc*)
6473     disas_config "SPARC"
6474   ;;
6475   xtensa*)
6476     disas_config "XTENSA"
6477   ;;
6478   esac
6479 done
6480 if test "$tcg_interpreter" = "yes" ; then
6481   disas_config "TCI"
6482 fi
6483
6484 case "$ARCH" in
6485 alpha)
6486   # Ensure there's only a single GP
6487   cflags="-msmall-data $cflags"
6488 ;;
6489 esac
6490
6491 if test "$gprof" = "yes" ; then
6492   echo "TARGET_GPROF=yes" >> $config_target_mak
6493   if test "$target_linux_user" = "yes" ; then
6494     cflags="-p $cflags"
6495     ldflags="-p $ldflags"
6496   fi
6497   if test "$target_softmmu" = "yes" ; then
6498     ldflags="-p $ldflags"
6499     echo "GPROF_CFLAGS=-p" >> $config_target_mak
6500   fi
6501 fi
6502
6503 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
6504   ldflags="$ldflags $textseg_ldflags"
6505 fi
6506
6507 echo "LDFLAGS+=$ldflags" >> $config_target_mak
6508 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
6509
6510 done # for target in $targets
6511
6512 if [ "$pixman" = "internal" ]; then
6513   echo "config-host.h: subdir-pixman" >> $config_host_mak
6514 fi
6515
6516 if [ "$dtc_internal" = "yes" ]; then
6517   echo "config-host.h: subdir-dtc" >> $config_host_mak
6518 fi
6519
6520 if test "$numa" = "yes"; then
6521   echo "CONFIG_NUMA=y" >> $config_host_mak
6522 fi
6523
6524 if test "$ccache_cpp2" = "yes"; then
6525   echo "export CCACHE_CPP2=y" >> $config_host_mak
6526 fi
6527
6528 # build tree in object directory in case the source is not in the current directory
6529 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
6530 DIRS="$DIRS docs docs/interop fsdev"
6531 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
6532 DIRS="$DIRS roms/seabios roms/vgabios"
6533 DIRS="$DIRS qapi-generated"
6534 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
6535 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
6536 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
6537 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
6538 FILES="$FILES pc-bios/spapr-rtas/Makefile"
6539 FILES="$FILES pc-bios/s390-ccw/Makefile"
6540 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
6541 FILES="$FILES pc-bios/qemu-icon.bmp"
6542 FILES="$FILES .gdbinit scripts" # scripts needed by relative path in .gdbinit
6543 for bios_file in \
6544     $source_path/pc-bios/*.bin \
6545     $source_path/pc-bios/*.lid \
6546     $source_path/pc-bios/*.aml \
6547     $source_path/pc-bios/*.rom \
6548     $source_path/pc-bios/*.dtb \
6549     $source_path/pc-bios/*.img \
6550     $source_path/pc-bios/openbios-* \
6551     $source_path/pc-bios/u-boot.* \
6552     $source_path/pc-bios/palcode-*
6553 do
6554     FILES="$FILES pc-bios/$(basename $bios_file)"
6555 done
6556 for test_file in $(find $source_path/tests/acpi-test-data -type f)
6557 do
6558     FILES="$FILES tests/acpi-test-data$(echo $test_file | sed -e 's/.*acpi-test-data//')"
6559 done
6560 mkdir -p $DIRS
6561 for f in $FILES ; do
6562     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
6563         symlink "$source_path/$f" "$f"
6564     fi
6565 done
6566
6567 # temporary config to build submodules
6568 for rom in seabios vgabios ; do
6569     config_mak=roms/$rom/config.mak
6570     echo "# Automatically generated by configure - do not modify" > $config_mak
6571     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
6572     echo "AS=$as" >> $config_mak
6573     echo "CCAS=$ccas" >> $config_mak
6574     echo "CC=$cc" >> $config_mak
6575     echo "BCC=bcc" >> $config_mak
6576     echo "CPP=$cpp" >> $config_mak
6577     echo "OBJCOPY=objcopy" >> $config_mak
6578     echo "IASL=$iasl" >> $config_mak
6579     echo "LD=$ld" >> $config_mak
6580 done
6581
6582 # set up tests data directory
6583 if [ ! -e tests/data ]; then
6584     symlink "$source_path/tests/data" tests/data
6585 fi
6586
6587 # set up qemu-iotests in this build directory
6588 iotests_common_env="tests/qemu-iotests/common.env"
6589 iotests_check="tests/qemu-iotests/check"
6590
6591 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
6592 echo >> "$iotests_common_env"
6593 echo "export PYTHON='$python'" >> "$iotests_common_env"
6594
6595 if [ ! -e "$iotests_check" ]; then
6596     symlink "$source_path/$iotests_check" "$iotests_check"
6597 fi
6598
6599 # Save the configure command line for later reuse.
6600 cat <<EOD >config.status
6601 #!/bin/sh
6602 # Generated by configure.
6603 # Run this file to recreate the current configuration.
6604 # Compiler output produced by configure, useful for debugging
6605 # configure, is in config.log if it exists.
6606 EOD
6607 printf "exec" >>config.status
6608 printf " '%s'" "$0" "$@" >>config.status
6609 echo ' "$@"' >>config.status
6610 chmod +x config.status
6611
6612 rm -r "$TMPDIR1"