modules: load modules from versioned /var/run dir
[qemu/ar7.git] / configure
bloba7f2c3edd8d3f1b14f10f44a60e541b4e1f3037c
1 #!/bin/sh
3 # qemu configure script (c) 2003 Fabrice Bellard
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
11 # Don't allow CCACHE, if present, to use cached results of compile tests!
12 export CCACHE_RECACHE=yes
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 [ $? -ne 0 ]; then
23 echo "ERROR: failed to create temporary directory"
24 exit 1
27 TMPB="qemu-conf"
28 TMPC="${TMPDIR1}/${TMPB}.c"
29 TMPO="${TMPDIR1}/${TMPB}.o"
30 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
31 TMPE="${TMPDIR1}/${TMPB}.exe"
32 TMPMO="${TMPDIR1}/${TMPB}.mo"
33 TMPTXT="${TMPDIR1}/${TMPB}.txt"
35 rm -f config.log
37 # Print a helpful header at the top of config.log
38 echo "# QEMU configure log $(date)" >> config.log
39 printf "# Configured with:" >> config.log
40 printf " '%s'" "$0" "$@" >> config.log
41 echo >> config.log
42 echo "#" >> config.log
44 print_error() {
45 (echo
46 echo "ERROR: $1"
47 while test -n "$2"; do
48 echo " $2"
49 shift
50 done
51 echo) >&2
54 error_exit() {
55 print_error "$@"
56 exit 1
59 do_compiler() {
60 # Run the compiler, capturing its output to the log. First argument
61 # is compiler binary to execute.
62 local compiler="$1"
63 shift
64 if test -n "$BASH_VERSION"; then eval '
65 echo >>config.log "
66 funcs: ${FUNCNAME[*]}
67 lines: ${BASH_LINENO[*]}"
68 '; fi
69 echo $compiler "$@" >> config.log
70 $compiler "$@" >> config.log 2>&1 || return $?
71 # Test passed. If this is an --enable-werror build, rerun
72 # the test with -Werror and bail out if it fails. This
73 # makes warning-generating-errors in configure test code
74 # obvious to developers.
75 if test "$werror" != "yes"; then
76 return 0
78 # Don't bother rerunning the compile if we were already using -Werror
79 case "$*" in
80 *-Werror*)
81 return 0
83 esac
84 echo $compiler -Werror "$@" >> config.log
85 $compiler -Werror "$@" >> config.log 2>&1 && return $?
86 error_exit "configure test passed without -Werror but failed with -Werror." \
87 "This is probably a bug in the configure script. The failing command" \
88 "will be at the bottom of config.log." \
89 "You can run configure with --disable-werror to bypass this check."
92 do_cc() {
93 do_compiler "$cc" "$@"
96 do_cxx() {
97 do_compiler "$cxx" "$@"
100 update_cxxflags() {
101 # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
102 # options which some versions of GCC's C++ compiler complain about
103 # because they only make sense for C programs.
104 QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS"
106 for arg in $QEMU_CFLAGS; do
107 case $arg in
108 -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
109 -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
111 -std=gnu99)
112 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }"-std=gnu++98"
115 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
117 esac
118 done
121 compile_object() {
122 local_cflags="$1"
123 do_cc $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
126 compile_prog() {
127 local_cflags="$1"
128 local_ldflags="$2"
129 do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $QEMU_LDFLAGS $local_ldflags
132 # symbolically link $1 to $2. Portable version of "ln -sf".
133 symlink() {
134 rm -rf "$2"
135 mkdir -p "$(dirname "$2")"
136 ln -s "$1" "$2"
139 # check whether a command is available to this shell (may be either an
140 # executable or a builtin)
141 has() {
142 type "$1" >/dev/null 2>&1
145 # search for an executable in PATH
146 path_of() {
147 local_command="$1"
148 local_ifs="$IFS"
149 local_dir=""
151 # pathname has a dir component?
152 if [ "${local_command#*/}" != "$local_command" ]; then
153 if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
154 echo "$local_command"
155 return 0
158 if [ -z "$local_command" ]; then
159 return 1
162 IFS=:
163 for local_dir in $PATH; do
164 if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
165 echo "$local_dir/$local_command"
166 IFS="${local_ifs:-$(printf ' \t\n')}"
167 return 0
169 done
170 # not found
171 IFS="${local_ifs:-$(printf ' \t\n')}"
172 return 1
175 have_backend () {
176 echo "$trace_backends" | grep "$1" >/dev/null
179 glob() {
180 eval test -z '"${1#'"$2"'}"'
183 supported_hax_target() {
184 test "$hax" = "yes" || return 1
185 glob "$1" "*-softmmu" || return 1
186 case "${1%-softmmu}" in
187 i386|x86_64)
188 return 0
190 esac
191 return 1
194 supported_kvm_target() {
195 test "$kvm" = "yes" || return 1
196 glob "$1" "*-softmmu" || return 1
197 case "${1%-softmmu}:$cpu" in
198 arm:arm | aarch64:aarch64 | \
199 i386:i386 | i386:x86_64 | i386:x32 | \
200 x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
201 mips:mips | mipsel:mips | \
202 ppc:ppc | ppc64:ppc | ppc:ppc64 | ppc64:ppc64 | ppc64:ppc64le | \
203 s390x:s390x)
204 return 0
206 esac
207 return 1
210 supported_xen_target() {
211 test "$xen" = "yes" || return 1
212 glob "$1" "*-softmmu" || return 1
213 # Only i386 and x86_64 provide the xenpv machine.
214 case "${1%-softmmu}" in
215 i386|x86_64)
216 return 0
218 esac
219 return 1
222 supported_hvf_target() {
223 test "$hvf" = "yes" || return 1
224 glob "$1" "*-softmmu" || return 1
225 case "${1%-softmmu}" in
226 x86_64)
227 return 0
229 esac
230 return 1
233 supported_whpx_target() {
234 test "$whpx" = "yes" || return 1
235 glob "$1" "*-softmmu" || return 1
236 case "${1%-softmmu}" in
237 i386|x86_64)
238 return 0
240 esac
241 return 1
244 supported_target() {
245 case "$1" in
246 *-softmmu)
248 *-linux-user)
249 if test "$linux" != "yes"; then
250 print_error "Target '$target' is only available on a Linux host"
251 return 1
254 *-bsd-user)
255 if test "$bsd" != "yes"; then
256 print_error "Target '$target' is only available on a BSD host"
257 return 1
261 print_error "Invalid target name '$target'"
262 return 1
264 esac
265 test "$tcg" = "yes" && return 0
266 supported_kvm_target "$1" && return 0
267 supported_xen_target "$1" && return 0
268 supported_hax_target "$1" && return 0
269 supported_hvf_target "$1" && return 0
270 supported_whpx_target "$1" && return 0
271 print_error "TCG disabled, but hardware accelerator not available for '$target'"
272 return 1
276 ld_has() {
277 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
280 # make source path absolute
281 source_path=$(cd "$(dirname -- "$0")"; pwd)
283 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
284 then
285 error_exit "main directory cannot contain spaces nor colons"
288 # default parameters
289 cpu=""
290 iasl="iasl"
291 interp_prefix="/usr/gnemul/qemu-%M"
292 static="no"
293 cross_prefix=""
294 audio_drv_list=""
295 block_drv_rw_whitelist=""
296 block_drv_ro_whitelist=""
297 host_cc="cc"
298 libs_cpu=""
299 libs_softmmu=""
300 libs_tools=""
301 audio_win_int=""
302 libs_qga=""
303 debug_info="yes"
304 stack_protector=""
305 use_containers="yes"
307 if test -e "$source_path/.git"
308 then
309 git_update=yes
310 git_submodules="ui/keycodemapdb"
311 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
312 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
313 else
314 git_update=no
315 git_submodules=""
317 if ! test -f "$source_path/ui/keycodemapdb/README"
318 then
319 echo
320 echo "ERROR: missing file $source_path/ui/keycodemapdb/README"
321 echo
322 echo "This is not a GIT checkout but module content appears to"
323 echo "be missing. Do not use 'git archive' or GitHub download links"
324 echo "to acquire QEMU source archives. Non-GIT builds are only"
325 echo "supported with source archives linked from:"
326 echo
327 echo " https://www.qemu.org/download/#source"
328 echo
329 echo "Developers working with GIT can use scripts/archive-source.sh"
330 echo "if they need to create valid source archives."
331 echo
332 exit 1
335 git="git"
337 # Don't accept a target_list environment variable.
338 unset target_list
339 unset target_list_exclude
341 # Default value for a variable defining feature "foo".
342 # * foo="no" feature will only be used if --enable-foo arg is given
343 # * foo="" feature will be searched for, and if found, will be used
344 # unless --disable-foo is given
345 # * foo="yes" this value will only be set by --enable-foo flag.
346 # feature will searched for,
347 # if not found, configure exits with error
349 # Always add --enable-foo and --disable-foo command line args.
350 # Distributions want to ensure that several features are compiled in, and it
351 # is impossible without a --enable-foo that exits if a feature is not found.
353 brlapi=""
354 curl=""
355 curses=""
356 docs=""
357 fdt=""
358 netmap="no"
359 sdl=""
360 sdl_image=""
361 virtfs=""
362 mpath=""
363 vnc="yes"
364 sparse="no"
365 vde=""
366 vnc_sasl=""
367 vnc_jpeg=""
368 vnc_png=""
369 xkbcommon=""
370 xen=""
371 xen_ctrl_version=""
372 xen_pci_passthrough=""
373 linux_aio=""
374 linux_io_uring=""
375 cap_ng=""
376 attr=""
377 libattr=""
378 xfs=""
379 tcg="yes"
380 membarrier=""
381 vhost_net=""
382 vhost_crypto=""
383 vhost_scsi=""
384 vhost_vsock=""
385 vhost_user=""
386 vhost_user_fs=""
387 kvm="no"
388 hax="no"
389 hvf="no"
390 whpx="no"
391 rdma=""
392 pvrdma=""
393 gprof="no"
394 debug_tcg="no"
395 debug="no"
396 sanitizers="no"
397 fortify_source=""
398 strip_opt="yes"
399 tcg_interpreter="no"
400 bigendian="no"
401 mingw32="no"
402 gcov="no"
403 gcov_tool="gcov"
404 EXESUF=""
405 DSOSUF=".so"
406 LDFLAGS_SHARED="-shared"
407 modules="no"
408 module_upgrades="no"
409 prefix="/usr/local"
410 mandir="\${prefix}/share/man"
411 datadir="\${prefix}/share"
412 firmwarepath="\${prefix}/share/qemu-firmware"
413 qemu_docdir="\${prefix}/share/doc/qemu"
414 bindir="\${prefix}/bin"
415 libdir="\${prefix}/lib"
416 libexecdir="\${prefix}/libexec"
417 includedir="\${prefix}/include"
418 sysconfdir="\${prefix}/etc"
419 local_statedir="\${prefix}/var"
420 confsuffix="/qemu"
421 slirp=""
422 oss_lib=""
423 bsd="no"
424 linux="no"
425 solaris="no"
426 profiler="no"
427 cocoa="no"
428 softmmu="yes"
429 linux_user="no"
430 bsd_user="no"
431 blobs="yes"
432 edk2_blobs="no"
433 pkgversion=""
434 pie=""
435 qom_cast_debug="yes"
436 trace_backends="log"
437 trace_file="trace"
438 spice=""
439 rbd=""
440 smartcard=""
441 libusb=""
442 usb_redir=""
443 opengl=""
444 opengl_dmabuf="no"
445 cpuid_h="no"
446 avx2_opt=""
447 zlib="yes"
448 capstone=""
449 lzo=""
450 snappy=""
451 bzip2=""
452 lzfse=""
453 zstd=""
454 guest_agent=""
455 guest_agent_with_vss="no"
456 guest_agent_ntddscsi="no"
457 guest_agent_msi=""
458 vss_win32_sdk=""
459 win_sdk="no"
460 want_tools=""
461 libiscsi=""
462 libnfs=""
463 coroutine=""
464 coroutine_pool=""
465 debug_stack_usage="no"
466 crypto_afalg="no"
467 seccomp=""
468 glusterfs=""
469 glusterfs_xlator_opt="no"
470 glusterfs_discard="no"
471 glusterfs_fallocate="no"
472 glusterfs_zerofill="no"
473 glusterfs_ftruncate_has_stat="no"
474 glusterfs_iocb_has_stat="no"
475 gtk=""
476 gtk_gl="no"
477 tls_priority="NORMAL"
478 gnutls=""
479 nettle=""
480 nettle_xts="no"
481 gcrypt=""
482 gcrypt_hmac="no"
483 gcrypt_xts="no"
484 qemu_private_xts="yes"
485 auth_pam=""
486 vte=""
487 virglrenderer=""
488 tpm=""
489 libssh=""
490 live_block_migration="yes"
491 numa=""
492 tcmalloc="no"
493 jemalloc="no"
494 replication="yes"
495 vxhs=""
496 bochs="yes"
497 cloop="yes"
498 dmg="yes"
499 qcow1="yes"
500 vdi="yes"
501 vvfat="yes"
502 qed="yes"
503 parallels="yes"
504 sheepdog="yes"
505 libxml2=""
506 debug_mutex="no"
507 libpmem=""
508 default_devices="yes"
509 plugins="no"
510 fuzzing="no"
512 supported_cpu="no"
513 supported_os="no"
514 bogus_os="no"
515 malloc_trim=""
517 # parse CC options first
518 for opt do
519 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
520 case "$opt" in
521 --cross-prefix=*) cross_prefix="$optarg"
523 --cc=*) CC="$optarg"
525 --cxx=*) CXX="$optarg"
527 --cpu=*) cpu="$optarg"
529 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
530 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
532 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
534 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
535 EXTRA_LDFLAGS="$optarg"
537 --enable-debug-info) debug_info="yes"
539 --disable-debug-info) debug_info="no"
541 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
543 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*}
544 eval "cross_cc_cflags_${cc_arch}=\$optarg"
545 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
547 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
548 cc_archs="$cc_archs $cc_arch"
549 eval "cross_cc_${cc_arch}=\$optarg"
550 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
552 esac
553 done
554 # OS specific
555 # Using uname is really, really broken. Once we have the right set of checks
556 # we can eliminate its usage altogether.
558 # Preferred compiler:
559 # ${CC} (if set)
560 # ${cross_prefix}gcc (if cross-prefix specified)
561 # system compiler
562 if test -z "${CC}${cross_prefix}"; then
563 cc="$host_cc"
564 else
565 cc="${CC-${cross_prefix}gcc}"
568 if test -z "${CXX}${cross_prefix}"; then
569 cxx="c++"
570 else
571 cxx="${CXX-${cross_prefix}g++}"
574 ar="${AR-${cross_prefix}ar}"
575 as="${AS-${cross_prefix}as}"
576 ccas="${CCAS-$cc}"
577 cpp="${CPP-$cc -E}"
578 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
579 ld="${LD-${cross_prefix}ld}"
580 ranlib="${RANLIB-${cross_prefix}ranlib}"
581 nm="${NM-${cross_prefix}nm}"
582 strip="${STRIP-${cross_prefix}strip}"
583 windres="${WINDRES-${cross_prefix}windres}"
584 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
585 query_pkg_config() {
586 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
588 pkg_config=query_pkg_config
589 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
591 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
592 ARFLAGS="${ARFLAGS-rv}"
594 # default flags for all hosts
595 # We use -fwrapv to tell the compiler that we require a C dialect where
596 # left shift of signed integers is well defined and has the expected
597 # 2s-complement style results. (Both clang and gcc agree that it
598 # provides these semantics.)
599 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv -std=gnu99 $QEMU_CFLAGS"
600 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
601 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
602 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
603 QEMU_INCLUDES="-iquote . -iquote \$(SRC_PATH) -iquote \$(SRC_PATH)/accel/tcg -iquote \$(SRC_PATH)/include"
604 QEMU_INCLUDES="$QEMU_INCLUDES -iquote \$(SRC_PATH)/disas/libvixl"
605 if test "$debug_info" = "yes"; then
606 CFLAGS="-g $CFLAGS"
609 # running configure in the source tree?
610 # we know that's the case if configure is there.
611 if test -f "./configure"; then
612 pwd_is_source_path="y"
613 else
614 pwd_is_source_path="n"
617 check_define() {
618 cat > $TMPC <<EOF
619 #if !defined($1)
620 #error $1 not defined
621 #endif
622 int main(void) { return 0; }
624 compile_object
627 check_include() {
628 cat > $TMPC <<EOF
629 #include <$1>
630 int main(void) { return 0; }
632 compile_object
635 write_c_skeleton() {
636 cat > $TMPC <<EOF
637 int main(void) { return 0; }
641 write_c_fuzzer_skeleton() {
642 cat > $TMPC <<EOF
643 #include <stdint.h>
644 #include <sys/types.h>
645 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
646 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
650 if check_define __linux__ ; then
651 targetos="Linux"
652 elif check_define _WIN32 ; then
653 targetos='MINGW32'
654 elif check_define __OpenBSD__ ; then
655 targetos='OpenBSD'
656 elif check_define __sun__ ; then
657 targetos='SunOS'
658 elif check_define __HAIKU__ ; then
659 targetos='Haiku'
660 elif check_define __FreeBSD__ ; then
661 targetos='FreeBSD'
662 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
663 targetos='GNU/kFreeBSD'
664 elif check_define __DragonFly__ ; then
665 targetos='DragonFly'
666 elif check_define __NetBSD__; then
667 targetos='NetBSD'
668 elif check_define __APPLE__; then
669 targetos='Darwin'
670 else
671 # This is a fatal error, but don't report it yet, because we
672 # might be going to just print the --help text, or it might
673 # be the result of a missing compiler.
674 targetos='bogus'
675 bogus_os='yes'
678 # Some host OSes need non-standard checks for which CPU to use.
679 # Note that these checks are broken for cross-compilation: if you're
680 # cross-compiling to one of these OSes then you'll need to specify
681 # the correct CPU with the --cpu option.
682 case $targetos in
683 Darwin)
684 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
685 # run 64-bit userspace code.
686 # If the user didn't specify a CPU explicitly and the kernel says this is
687 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
688 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
689 cpu="x86_64"
692 SunOS)
693 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
694 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
695 cpu="x86_64"
697 esac
699 if test ! -z "$cpu" ; then
700 # command line argument
702 elif check_define __i386__ ; then
703 cpu="i386"
704 elif check_define __x86_64__ ; then
705 if check_define __ILP32__ ; then
706 cpu="x32"
707 else
708 cpu="x86_64"
710 elif check_define __sparc__ ; then
711 if check_define __arch64__ ; then
712 cpu="sparc64"
713 else
714 cpu="sparc"
716 elif check_define _ARCH_PPC ; then
717 if check_define _ARCH_PPC64 ; then
718 if check_define _LITTLE_ENDIAN ; then
719 cpu="ppc64le"
720 else
721 cpu="ppc64"
723 else
724 cpu="ppc"
726 elif check_define __mips__ ; then
727 cpu="mips"
728 elif check_define __s390__ ; then
729 if check_define __s390x__ ; then
730 cpu="s390x"
731 else
732 cpu="s390"
734 elif check_define __riscv ; then
735 if check_define _LP64 ; then
736 cpu="riscv64"
737 else
738 cpu="riscv32"
740 elif check_define __arm__ ; then
741 cpu="arm"
742 elif check_define __aarch64__ ; then
743 cpu="aarch64"
744 else
745 cpu=$(uname -m)
748 ARCH=
749 # Normalise host CPU name and set ARCH.
750 # Note that this case should only have supported host CPUs, not guests.
751 case "$cpu" in
752 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64)
753 supported_cpu="yes"
755 ppc64le)
756 ARCH="ppc64"
757 supported_cpu="yes"
759 i386|i486|i586|i686|i86pc|BePC)
760 cpu="i386"
761 supported_cpu="yes"
763 x86_64|amd64)
764 cpu="x86_64"
765 supported_cpu="yes"
767 armv*b|armv*l|arm)
768 cpu="arm"
769 supported_cpu="yes"
771 aarch64)
772 cpu="aarch64"
773 supported_cpu="yes"
775 mips*)
776 cpu="mips"
777 supported_cpu="yes"
779 sparc|sun4[cdmuv])
780 cpu="sparc"
781 supported_cpu="yes"
784 # This will result in either an error or falling back to TCI later
785 ARCH=unknown
787 esac
788 if test -z "$ARCH"; then
789 ARCH="$cpu"
792 # OS specific
794 # host *BSD for user mode
795 HOST_VARIANT_DIR=""
797 case $targetos in
798 MINGW32*)
799 mingw32="yes"
800 hax="yes"
801 vhost_user="no"
802 audio_possible_drivers="dsound sdl"
803 if check_include dsound.h; then
804 audio_drv_list="dsound"
805 else
806 audio_drv_list=""
808 supported_os="yes"
810 GNU/kFreeBSD)
811 bsd="yes"
812 audio_drv_list="oss try-sdl"
813 audio_possible_drivers="oss sdl pa"
815 FreeBSD)
816 bsd="yes"
817 make="${MAKE-gmake}"
818 audio_drv_list="oss try-sdl"
819 audio_possible_drivers="oss sdl pa"
820 # needed for kinfo_getvmmap(3) in libutil.h
821 LIBS="-lutil $LIBS"
822 # needed for kinfo_getproc
823 libs_qga="-lutil $libs_qga"
824 netmap="" # enable netmap autodetect
825 HOST_VARIANT_DIR="freebsd"
826 supported_os="yes"
828 DragonFly)
829 bsd="yes"
830 make="${MAKE-gmake}"
831 audio_drv_list="oss try-sdl"
832 audio_possible_drivers="oss sdl pa"
833 HOST_VARIANT_DIR="dragonfly"
835 NetBSD)
836 bsd="yes"
837 hax="yes"
838 make="${MAKE-gmake}"
839 audio_drv_list="oss try-sdl"
840 audio_possible_drivers="oss sdl"
841 oss_lib="-lossaudio"
842 HOST_VARIANT_DIR="netbsd"
843 supported_os="yes"
845 OpenBSD)
846 bsd="yes"
847 make="${MAKE-gmake}"
848 audio_drv_list="try-sdl"
849 audio_possible_drivers="sdl"
850 HOST_VARIANT_DIR="openbsd"
851 supported_os="yes"
853 Darwin)
854 bsd="yes"
855 darwin="yes"
856 hax="yes"
857 hvf="yes"
858 LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
859 if [ "$cpu" = "x86_64" ] ; then
860 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
861 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS"
863 cocoa="yes"
864 audio_drv_list="coreaudio try-sdl"
865 audio_possible_drivers="coreaudio sdl"
866 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS"
867 libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
868 # Disable attempts to use ObjectiveC features in os/object.h since they
869 # won't work when we're compiling with gcc as a C compiler.
870 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
871 HOST_VARIANT_DIR="darwin"
872 supported_os="yes"
874 SunOS)
875 solaris="yes"
876 make="${MAKE-gmake}"
877 install="${INSTALL-ginstall}"
878 smbd="${SMBD-/usr/sfw/sbin/smbd}"
879 if test -f /usr/include/sys/soundcard.h ; then
880 audio_drv_list="oss try-sdl"
882 audio_possible_drivers="oss sdl"
883 # needed for CMSG_ macros in sys/socket.h
884 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
885 # needed for TIOCWIN* defines in termios.h
886 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
887 QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
888 solarisnetlibs="-lsocket -lnsl -lresolv"
889 LIBS="$solarisnetlibs $LIBS"
890 libs_qga="$solarisnetlibs $libs_qga"
892 Haiku)
893 haiku="yes"
894 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
895 LIBS="-lposix_error_mapper -lnetwork $LIBS"
897 Linux)
898 audio_drv_list="try-pa oss"
899 audio_possible_drivers="oss alsa sdl pa"
900 linux="yes"
901 linux_user="yes"
902 kvm="yes"
903 QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$PWD/linux-headers $QEMU_INCLUDES"
904 supported_os="yes"
905 libudev="yes"
907 esac
909 if [ "$bsd" = "yes" ] ; then
910 if [ "$darwin" != "yes" ] ; then
911 bsd_user="yes"
915 : ${make=${MAKE-make}}
916 : ${install=${INSTALL-install}}
917 # We prefer python 3.x. A bare 'python' is traditionally
918 # python 2.x, but some distros have it as python 3.x, so
919 # we check that too
920 python=
921 for binary in "${PYTHON-python3}" python
923 if has "$binary"
924 then
925 python=$(command -v "$binary")
926 break
928 done
930 sphinx_build=
931 for binary in sphinx-build-3 sphinx-build
933 if has "$binary"
934 then
935 sphinx_build=$(command -v "$binary")
936 break
938 done
940 # Check for ancillary tools used in testing
941 genisoimage=
942 for binary in genisoimage
944 if has $binary
945 then
946 genisoimage=$(command -v "$binary")
947 break
949 done
951 : ${smbd=${SMBD-/usr/sbin/smbd}}
953 # Default objcc to clang if available, otherwise use CC
954 if has clang; then
955 objcc=clang
956 else
957 objcc="$cc"
960 if test "$mingw32" = "yes" ; then
961 EXESUF=".exe"
962 DSOSUF=".dll"
963 # MinGW needs -mthreads for TLS and macro _MT.
964 QEMU_CFLAGS="-mthreads $QEMU_CFLAGS"
965 LIBS="-lwinmm -lws2_32 $LIBS"
966 write_c_skeleton;
967 if compile_prog "" "-liberty" ; then
968 LIBS="-liberty $LIBS"
970 prefix="c:/Program Files/QEMU"
971 mandir="\${prefix}"
972 datadir="\${prefix}"
973 qemu_docdir="\${prefix}"
974 bindir="\${prefix}"
975 sysconfdir="\${prefix}"
976 local_statedir=
977 confsuffix=""
978 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
981 werror=""
983 for opt do
984 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
985 case "$opt" in
986 --help|-h) show_help=yes
988 --version|-V) exec cat $source_path/VERSION
990 --prefix=*) prefix="$optarg"
992 --interp-prefix=*) interp_prefix="$optarg"
994 --cross-prefix=*)
996 --cc=*)
998 --host-cc=*) host_cc="$optarg"
1000 --cxx=*)
1002 --iasl=*) iasl="$optarg"
1004 --objcc=*) objcc="$optarg"
1006 --make=*) make="$optarg"
1008 --install=*) install="$optarg"
1010 --python=*) python="$optarg"
1012 --sphinx-build=*) sphinx_build="$optarg"
1014 --gcov=*) gcov_tool="$optarg"
1016 --smbd=*) smbd="$optarg"
1018 --extra-cflags=*)
1020 --extra-cxxflags=*)
1022 --extra-ldflags=*)
1024 --enable-debug-info)
1026 --disable-debug-info)
1028 --cross-cc-*)
1030 --enable-modules)
1031 modules="yes"
1033 --disable-modules)
1034 modules="no"
1036 --disable-module-upgrades) module_upgrades="no"
1038 --enable-module-upgrades) module_upgrades="yes"
1040 --cpu=*)
1042 --target-list=*) target_list="$optarg"
1043 if test "$target_list_exclude"; then
1044 error_exit "Can't mix --target-list with --target-list-exclude"
1047 --target-list-exclude=*) target_list_exclude="$optarg"
1048 if test "$target_list"; then
1049 error_exit "Can't mix --target-list-exclude with --target-list"
1052 --enable-trace-backends=*) trace_backends="$optarg"
1054 # XXX: backwards compatibility
1055 --enable-trace-backend=*) trace_backends="$optarg"
1057 --with-trace-file=*) trace_file="$optarg"
1059 --with-default-devices) default_devices="yes"
1061 --without-default-devices) default_devices="no"
1063 --enable-gprof) gprof="yes"
1065 --enable-gcov) gcov="yes"
1067 --static)
1068 static="yes"
1069 QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
1070 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
1072 --mandir=*) mandir="$optarg"
1074 --bindir=*) bindir="$optarg"
1076 --libdir=*) libdir="$optarg"
1078 --libexecdir=*) libexecdir="$optarg"
1080 --includedir=*) includedir="$optarg"
1082 --datadir=*) datadir="$optarg"
1084 --with-confsuffix=*) confsuffix="$optarg"
1086 --docdir=*) qemu_docdir="$optarg"
1088 --sysconfdir=*) sysconfdir="$optarg"
1090 --localstatedir=*) local_statedir="$optarg"
1092 --firmwarepath=*) firmwarepath="$optarg"
1094 --host=*|--build=*|\
1095 --disable-dependency-tracking|\
1096 --sbindir=*|--sharedstatedir=*|\
1097 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
1098 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
1099 # These switches are silently ignored, for compatibility with
1100 # autoconf-generated configure scripts. This allows QEMU's
1101 # configure to be used by RPM and similar macros that set
1102 # lots of directory switches by default.
1104 --disable-sdl) sdl="no"
1106 --enable-sdl) sdl="yes"
1108 --disable-sdl-image) sdl_image="no"
1110 --enable-sdl-image) sdl_image="yes"
1112 --disable-qom-cast-debug) qom_cast_debug="no"
1114 --enable-qom-cast-debug) qom_cast_debug="yes"
1116 --disable-virtfs) virtfs="no"
1118 --enable-virtfs) virtfs="yes"
1120 --disable-mpath) mpath="no"
1122 --enable-mpath) mpath="yes"
1124 --disable-vnc) vnc="no"
1126 --enable-vnc) vnc="yes"
1128 --oss-lib=*) oss_lib="$optarg"
1130 --audio-drv-list=*) audio_drv_list="$optarg"
1132 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1134 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1136 --enable-debug-tcg) debug_tcg="yes"
1138 --disable-debug-tcg) debug_tcg="no"
1140 --enable-debug)
1141 # Enable debugging options that aren't excessively noisy
1142 debug_tcg="yes"
1143 debug_mutex="yes"
1144 debug="yes"
1145 strip_opt="no"
1146 fortify_source="no"
1148 --enable-sanitizers) sanitizers="yes"
1150 --disable-sanitizers) sanitizers="no"
1152 --enable-sparse) sparse="yes"
1154 --disable-sparse) sparse="no"
1156 --disable-strip) strip_opt="no"
1158 --disable-vnc-sasl) vnc_sasl="no"
1160 --enable-vnc-sasl) vnc_sasl="yes"
1162 --disable-vnc-jpeg) vnc_jpeg="no"
1164 --enable-vnc-jpeg) vnc_jpeg="yes"
1166 --disable-vnc-png) vnc_png="no"
1168 --enable-vnc-png) vnc_png="yes"
1170 --disable-slirp) slirp="no"
1172 --enable-slirp=git) slirp="git"
1174 --enable-slirp=system) slirp="system"
1176 --disable-vde) vde="no"
1178 --enable-vde) vde="yes"
1180 --disable-netmap) netmap="no"
1182 --enable-netmap) netmap="yes"
1184 --disable-xen) xen="no"
1186 --enable-xen) xen="yes"
1188 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1190 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1192 --disable-brlapi) brlapi="no"
1194 --enable-brlapi) brlapi="yes"
1196 --disable-kvm) kvm="no"
1198 --enable-kvm) kvm="yes"
1200 --disable-hax) hax="no"
1202 --enable-hax) hax="yes"
1204 --disable-hvf) hvf="no"
1206 --enable-hvf) hvf="yes"
1208 --disable-whpx) whpx="no"
1210 --enable-whpx) whpx="yes"
1212 --disable-tcg-interpreter) tcg_interpreter="no"
1214 --enable-tcg-interpreter) tcg_interpreter="yes"
1216 --disable-cap-ng) cap_ng="no"
1218 --enable-cap-ng) cap_ng="yes"
1220 --disable-tcg) tcg="no"
1222 --enable-tcg) tcg="yes"
1224 --disable-malloc-trim) malloc_trim="no"
1226 --enable-malloc-trim) malloc_trim="yes"
1228 --disable-spice) spice="no"
1230 --enable-spice) spice="yes"
1232 --disable-libiscsi) libiscsi="no"
1234 --enable-libiscsi) libiscsi="yes"
1236 --disable-libnfs) libnfs="no"
1238 --enable-libnfs) libnfs="yes"
1240 --enable-profiler) profiler="yes"
1242 --disable-cocoa) cocoa="no"
1244 --enable-cocoa)
1245 cocoa="yes" ;
1246 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1248 --disable-system) softmmu="no"
1250 --enable-system) softmmu="yes"
1252 --disable-user)
1253 linux_user="no" ;
1254 bsd_user="no" ;
1256 --enable-user) ;;
1257 --disable-linux-user) linux_user="no"
1259 --enable-linux-user) linux_user="yes"
1261 --disable-bsd-user) bsd_user="no"
1263 --enable-bsd-user) bsd_user="yes"
1265 --enable-pie) pie="yes"
1267 --disable-pie) pie="no"
1269 --enable-werror) werror="yes"
1271 --disable-werror) werror="no"
1273 --enable-stack-protector) stack_protector="yes"
1275 --disable-stack-protector) stack_protector="no"
1277 --disable-curses) curses="no"
1279 --enable-curses) curses="yes"
1281 --disable-iconv) iconv="no"
1283 --enable-iconv) iconv="yes"
1285 --disable-curl) curl="no"
1287 --enable-curl) curl="yes"
1289 --disable-fdt) fdt="no"
1291 --enable-fdt) fdt="yes"
1293 --disable-linux-aio) linux_aio="no"
1295 --enable-linux-aio) linux_aio="yes"
1297 --disable-linux-io-uring) linux_io_uring="no"
1299 --enable-linux-io-uring) linux_io_uring="yes"
1301 --disable-attr) attr="no"
1303 --enable-attr) attr="yes"
1305 --disable-membarrier) membarrier="no"
1307 --enable-membarrier) membarrier="yes"
1309 --disable-blobs) blobs="no"
1311 --with-pkgversion=*) pkgversion="$optarg"
1313 --with-coroutine=*) coroutine="$optarg"
1315 --disable-coroutine-pool) coroutine_pool="no"
1317 --enable-coroutine-pool) coroutine_pool="yes"
1319 --enable-debug-stack-usage) debug_stack_usage="yes"
1321 --enable-crypto-afalg) crypto_afalg="yes"
1323 --disable-crypto-afalg) crypto_afalg="no"
1325 --disable-docs) docs="no"
1327 --enable-docs) docs="yes"
1329 --disable-vhost-net) vhost_net="no"
1331 --enable-vhost-net) vhost_net="yes"
1333 --disable-vhost-crypto) vhost_crypto="no"
1335 --enable-vhost-crypto) vhost_crypto="yes"
1337 --disable-vhost-scsi) vhost_scsi="no"
1339 --enable-vhost-scsi) vhost_scsi="yes"
1341 --disable-vhost-vsock) vhost_vsock="no"
1343 --enable-vhost-vsock) vhost_vsock="yes"
1345 --disable-vhost-user-fs) vhost_user_fs="no"
1347 --enable-vhost-user-fs) vhost_user_fs="yes"
1349 --disable-opengl) opengl="no"
1351 --enable-opengl) opengl="yes"
1353 --disable-rbd) rbd="no"
1355 --enable-rbd) rbd="yes"
1357 --disable-xfsctl) xfs="no"
1359 --enable-xfsctl) xfs="yes"
1361 --disable-smartcard) smartcard="no"
1363 --enable-smartcard) smartcard="yes"
1365 --disable-libusb) libusb="no"
1367 --enable-libusb) libusb="yes"
1369 --disable-usb-redir) usb_redir="no"
1371 --enable-usb-redir) usb_redir="yes"
1373 --disable-zlib-test) zlib="no"
1375 --disable-lzo) lzo="no"
1377 --enable-lzo) lzo="yes"
1379 --disable-snappy) snappy="no"
1381 --enable-snappy) snappy="yes"
1383 --disable-bzip2) bzip2="no"
1385 --enable-bzip2) bzip2="yes"
1387 --enable-lzfse) lzfse="yes"
1389 --disable-lzfse) lzfse="no"
1391 --disable-zstd) zstd="no"
1393 --enable-zstd) zstd="yes"
1395 --enable-guest-agent) guest_agent="yes"
1397 --disable-guest-agent) guest_agent="no"
1399 --enable-guest-agent-msi) guest_agent_msi="yes"
1401 --disable-guest-agent-msi) guest_agent_msi="no"
1403 --with-vss-sdk) vss_win32_sdk=""
1405 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1407 --without-vss-sdk) vss_win32_sdk="no"
1409 --with-win-sdk) win_sdk=""
1411 --with-win-sdk=*) win_sdk="$optarg"
1413 --without-win-sdk) win_sdk="no"
1415 --enable-tools) want_tools="yes"
1417 --disable-tools) want_tools="no"
1419 --enable-seccomp) seccomp="yes"
1421 --disable-seccomp) seccomp="no"
1423 --disable-glusterfs) glusterfs="no"
1425 --disable-avx2) avx2_opt="no"
1427 --enable-avx2) avx2_opt="yes"
1429 --disable-avx512f) avx512f_opt="no"
1431 --enable-avx512f) avx512f_opt="yes"
1434 --enable-glusterfs) glusterfs="yes"
1436 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1437 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1439 --enable-vhdx|--disable-vhdx)
1440 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1442 --enable-uuid|--disable-uuid)
1443 echo "$0: $opt is obsolete, UUID support is always built" >&2
1445 --disable-gtk) gtk="no"
1447 --enable-gtk) gtk="yes"
1449 --tls-priority=*) tls_priority="$optarg"
1451 --disable-gnutls) gnutls="no"
1453 --enable-gnutls) gnutls="yes"
1455 --disable-nettle) nettle="no"
1457 --enable-nettle) nettle="yes"
1459 --disable-gcrypt) gcrypt="no"
1461 --enable-gcrypt) gcrypt="yes"
1463 --disable-auth-pam) auth_pam="no"
1465 --enable-auth-pam) auth_pam="yes"
1467 --enable-rdma) rdma="yes"
1469 --disable-rdma) rdma="no"
1471 --enable-pvrdma) pvrdma="yes"
1473 --disable-pvrdma) pvrdma="no"
1475 --disable-vte) vte="no"
1477 --enable-vte) vte="yes"
1479 --disable-virglrenderer) virglrenderer="no"
1481 --enable-virglrenderer) virglrenderer="yes"
1483 --disable-tpm) tpm="no"
1485 --enable-tpm) tpm="yes"
1487 --disable-libssh) libssh="no"
1489 --enable-libssh) libssh="yes"
1491 --disable-live-block-migration) live_block_migration="no"
1493 --enable-live-block-migration) live_block_migration="yes"
1495 --disable-numa) numa="no"
1497 --enable-numa) numa="yes"
1499 --disable-libxml2) libxml2="no"
1501 --enable-libxml2) libxml2="yes"
1503 --disable-tcmalloc) tcmalloc="no"
1505 --enable-tcmalloc) tcmalloc="yes"
1507 --disable-jemalloc) jemalloc="no"
1509 --enable-jemalloc) jemalloc="yes"
1511 --disable-replication) replication="no"
1513 --enable-replication) replication="yes"
1515 --disable-vxhs) vxhs="no"
1517 --enable-vxhs) vxhs="yes"
1519 --disable-bochs) bochs="no"
1521 --enable-bochs) bochs="yes"
1523 --disable-cloop) cloop="no"
1525 --enable-cloop) cloop="yes"
1527 --disable-dmg) dmg="no"
1529 --enable-dmg) dmg="yes"
1531 --disable-qcow1) qcow1="no"
1533 --enable-qcow1) qcow1="yes"
1535 --disable-vdi) vdi="no"
1537 --enable-vdi) vdi="yes"
1539 --disable-vvfat) vvfat="no"
1541 --enable-vvfat) vvfat="yes"
1543 --disable-qed) qed="no"
1545 --enable-qed) qed="yes"
1547 --disable-parallels) parallels="no"
1549 --enable-parallels) parallels="yes"
1551 --disable-sheepdog) sheepdog="no"
1553 --enable-sheepdog) sheepdog="yes"
1555 --disable-vhost-user) vhost_user="no"
1557 --enable-vhost-user) vhost_user="yes"
1559 --disable-vhost-kernel) vhost_kernel="no"
1561 --enable-vhost-kernel) vhost_kernel="yes"
1563 --disable-capstone) capstone="no"
1565 --enable-capstone) capstone="yes"
1567 --enable-capstone=git) capstone="git"
1569 --enable-capstone=system) capstone="system"
1571 --with-git=*) git="$optarg"
1573 --enable-git-update) git_update=yes
1575 --disable-git-update) git_update=no
1577 --enable-debug-mutex) debug_mutex=yes
1579 --disable-debug-mutex) debug_mutex=no
1581 --enable-libpmem) libpmem=yes
1583 --disable-libpmem) libpmem=no
1585 --enable-xkbcommon) xkbcommon=yes
1587 --disable-xkbcommon) xkbcommon=no
1589 --enable-plugins) plugins="yes"
1591 --disable-plugins) plugins="no"
1593 --enable-containers) use_containers="yes"
1595 --disable-containers) use_containers="no"
1597 --enable-fuzzing) fuzzing=yes
1599 --disable-fuzzing) fuzzing=no
1602 echo "ERROR: unknown option $opt"
1603 echo "Try '$0 --help' for more information"
1604 exit 1
1606 esac
1607 done
1609 case "$cpu" in
1610 ppc)
1611 CPU_CFLAGS="-m32"
1612 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1614 ppc64)
1615 CPU_CFLAGS="-m64"
1616 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1618 sparc)
1619 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1620 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS"
1622 sparc64)
1623 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1624 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1626 s390)
1627 CPU_CFLAGS="-m31"
1628 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS"
1630 s390x)
1631 CPU_CFLAGS="-m64"
1632 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1634 i386)
1635 CPU_CFLAGS="-m32"
1636 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1638 x86_64)
1639 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1640 # If we truly care, we should simply detect this case at
1641 # runtime and generate the fallback to serial emulation.
1642 CPU_CFLAGS="-m64 -mcx16"
1643 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1645 x32)
1646 CPU_CFLAGS="-mx32"
1647 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS"
1649 # No special flags required for other host CPUs
1650 esac
1652 eval "cross_cc_${cpu}=\$host_cc"
1653 cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
1654 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1656 # For user-mode emulation the host arch has to be one we explicitly
1657 # support, even if we're using TCI.
1658 if [ "$ARCH" = "unknown" ]; then
1659 bsd_user="no"
1660 linux_user="no"
1663 default_target_list=""
1665 mak_wilds=""
1667 if [ "$softmmu" = "yes" ]; then
1668 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1670 if [ "$linux_user" = "yes" ]; then
1671 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1673 if [ "$bsd_user" = "yes" ]; then
1674 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1677 if test -z "$target_list_exclude"; then
1678 for config in $mak_wilds; do
1679 default_target_list="${default_target_list} $(basename "$config" .mak)"
1680 done
1681 else
1682 exclude_list=$(echo "$target_list_exclude" | sed -e 's/,/ /g')
1683 for config in $mak_wilds; do
1684 target="$(basename "$config" .mak)"
1685 exclude="no"
1686 for excl in $exclude_list; do
1687 if test "$excl" = "$target"; then
1688 exclude="yes"
1689 break;
1691 done
1692 if test "$exclude" = "no"; then
1693 default_target_list="${default_target_list} $target"
1695 done
1698 # Enumerate public trace backends for --help output
1699 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1701 if test x"$show_help" = x"yes" ; then
1702 cat << EOF
1704 Usage: configure [options]
1705 Options: [defaults in brackets after descriptions]
1707 Standard options:
1708 --help print this message
1709 --prefix=PREFIX install in PREFIX [$prefix]
1710 --interp-prefix=PREFIX where to find shared libraries, etc.
1711 use %M for cpu name [$interp_prefix]
1712 --target-list=LIST set target list (default: build everything)
1713 $(echo Available targets: $default_target_list | \
1714 fold -s -w 53 | sed -e 's/^/ /')
1715 --target-list-exclude=LIST exclude a set of targets from the default target-list
1717 Advanced options (experts only):
1718 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1719 --cc=CC use C compiler CC [$cc]
1720 --iasl=IASL use ACPI compiler IASL [$iasl]
1721 --host-cc=CC use C compiler CC [$host_cc] for code run at
1722 build time
1723 --cxx=CXX use C++ compiler CXX [$cxx]
1724 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1725 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1726 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1727 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1728 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1729 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
1730 --make=MAKE use specified make [$make]
1731 --install=INSTALL use specified install [$install]
1732 --python=PYTHON use specified python [$python]
1733 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build]
1734 --smbd=SMBD use specified smbd [$smbd]
1735 --with-git=GIT use specified git [$git]
1736 --static enable static build [$static]
1737 --mandir=PATH install man pages in PATH
1738 --datadir=PATH install firmware in PATH$confsuffix
1739 --docdir=PATH install documentation in PATH$confsuffix
1740 --bindir=PATH install binaries in PATH
1741 --libdir=PATH install libraries in PATH
1742 --libexecdir=PATH install helper binaries in PATH
1743 --sysconfdir=PATH install config in PATH$confsuffix
1744 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1745 --firmwarepath=PATH search PATH for firmware files
1746 --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1747 --with-pkgversion=VERS use specified string as sub-version of the package
1748 --enable-debug enable common debug build options
1749 --enable-sanitizers enable default sanitizers
1750 --disable-strip disable stripping binaries
1751 --disable-werror disable compilation abort on warning
1752 --disable-stack-protector disable compiler-provided stack protection
1753 --audio-drv-list=LIST set audio drivers list:
1754 Available drivers: $audio_possible_drivers
1755 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1756 --block-drv-rw-whitelist=L
1757 set block driver read-write whitelist
1758 (affects only QEMU, not qemu-img)
1759 --block-drv-ro-whitelist=L
1760 set block driver read-only whitelist
1761 (affects only QEMU, not qemu-img)
1762 --enable-trace-backends=B Set trace backend
1763 Available backends: $trace_backend_list
1764 --with-trace-file=NAME Full PATH,NAME of file to store traces
1765 Default:trace-<pid>
1766 --disable-slirp disable SLIRP userspace network connectivity
1767 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1768 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1769 --oss-lib path to OSS library
1770 --cpu=CPU Build for host CPU [$cpu]
1771 --with-coroutine=BACKEND coroutine backend. Supported options:
1772 ucontext, sigaltstack, windows
1773 --enable-gcov enable test coverage analysis with gcov
1774 --gcov=GCOV use specified gcov [$gcov_tool]
1775 --disable-blobs disable installing provided firmware blobs
1776 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1777 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1778 --tls-priority default TLS protocol/cipher priority string
1779 --enable-gprof QEMU profiling with gprof
1780 --enable-profiler profiler support
1781 --enable-debug-stack-usage
1782 track the maximum stack usage of stacks created by qemu_alloc_stack
1783 --enable-plugins
1784 enable plugins via shared library loading
1785 --disable-containers don't use containers for cross-building
1787 Optional features, enabled with --enable-FEATURE and
1788 disabled with --disable-FEATURE, default is enabled if available:
1790 system all system emulation targets
1791 user supported user emulation targets
1792 linux-user all linux usermode emulation targets
1793 bsd-user all BSD usermode emulation targets
1794 docs build documentation
1795 guest-agent build the QEMU Guest Agent
1796 guest-agent-msi build guest agent Windows MSI installation package
1797 pie Position Independent Executables
1798 modules modules support (non-Windows)
1799 module-upgrades try to load modules from alternate paths for upgrades
1800 debug-tcg TCG debugging (default is disabled)
1801 debug-info debugging information
1802 sparse sparse checker
1804 gnutls GNUTLS cryptography support
1805 nettle nettle cryptography support
1806 gcrypt libgcrypt cryptography support
1807 auth-pam PAM access control
1808 sdl SDL UI
1809 sdl-image SDL Image support for icons
1810 gtk gtk UI
1811 vte vte support for the gtk UI
1812 curses curses UI
1813 iconv font glyph conversion support
1814 vnc VNC UI support
1815 vnc-sasl SASL encryption for VNC server
1816 vnc-jpeg JPEG lossy compression for VNC server
1817 vnc-png PNG compression for VNC server
1818 cocoa Cocoa UI (Mac OS X only)
1819 virtfs VirtFS
1820 mpath Multipath persistent reservation passthrough
1821 xen xen backend driver support
1822 xen-pci-passthrough PCI passthrough support for Xen
1823 brlapi BrlAPI (Braile)
1824 curl curl connectivity
1825 membarrier membarrier system call (for Linux 4.14+ or Windows)
1826 fdt fdt device tree
1827 kvm KVM acceleration support
1828 hax HAX acceleration support
1829 hvf Hypervisor.framework acceleration support
1830 whpx Windows Hypervisor Platform acceleration support
1831 rdma Enable RDMA-based migration
1832 pvrdma Enable PVRDMA support
1833 vde support for vde network
1834 netmap support for netmap network
1835 linux-aio Linux AIO support
1836 linux-io-uring Linux io_uring support
1837 cap-ng libcap-ng support
1838 attr attr and xattr support
1839 vhost-net vhost-net kernel acceleration support
1840 vhost-vsock virtio sockets device support
1841 vhost-scsi vhost-scsi kernel target support
1842 vhost-crypto vhost-user-crypto backend support
1843 vhost-kernel vhost kernel backend support
1844 vhost-user vhost-user backend support
1845 spice spice
1846 rbd rados block device (rbd)
1847 libiscsi iscsi support
1848 libnfs nfs support
1849 smartcard smartcard support (libcacard)
1850 libusb libusb (for usb passthrough)
1851 live-block-migration Block migration in the main migration stream
1852 usb-redir usb network redirection support
1853 lzo support of lzo compression library
1854 snappy support of snappy compression library
1855 bzip2 support of bzip2 compression library
1856 (for reading bzip2-compressed dmg images)
1857 lzfse support of lzfse compression library
1858 (for reading lzfse-compressed dmg images)
1859 zstd support for zstd compression library
1860 (for migration compression)
1861 seccomp seccomp support
1862 coroutine-pool coroutine freelist (better performance)
1863 glusterfs GlusterFS backend
1864 tpm TPM support
1865 libssh ssh block device support
1866 numa libnuma support
1867 libxml2 for Parallels image format
1868 tcmalloc tcmalloc support
1869 jemalloc jemalloc support
1870 avx2 AVX2 optimization support
1871 avx512f AVX512F optimization support
1872 replication replication support
1873 opengl opengl support
1874 virglrenderer virgl rendering support
1875 xfsctl xfsctl support
1876 qom-cast-debug cast debugging support
1877 tools build qemu-io, qemu-nbd and qemu-img tools
1878 vxhs Veritas HyperScale vDisk backend support
1879 bochs bochs image format support
1880 cloop cloop image format support
1881 dmg dmg image format support
1882 qcow1 qcow v1 image format support
1883 vdi vdi image format support
1884 vvfat vvfat image format support
1885 qed qed image format support
1886 parallels parallels image format support
1887 sheepdog sheepdog block driver support
1888 crypto-afalg Linux AF_ALG crypto backend driver
1889 capstone capstone disassembler support
1890 debug-mutex mutex debugging support
1891 libpmem libpmem support
1892 xkbcommon xkbcommon support
1894 NOTE: The object files are built at the place where configure is launched
1896 exit 0
1899 # Remove old dependency files to make sure that they get properly regenerated
1900 rm -f */config-devices.mak.d
1902 if test -z "$python"
1903 then
1904 error_exit "Python not found. Use --python=/path/to/python"
1907 # Note that if the Python conditional here evaluates True we will exit
1908 # with status 1 which is a shell 'false' value.
1909 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,5))'; then
1910 error_exit "Cannot use '$python', Python >= 3.5 is required." \
1911 "Use --python=/path/to/python to specify a supported Python."
1914 # Preserve python version since some functionality is dependent on it
1915 python_version=$($python -c 'import sys; print("%d.%d.%d" % (sys.version_info[0], sys.version_info[1], sys.version_info[2]))' 2>/dev/null)
1917 # Suppress writing compiled files
1918 python="$python -B"
1920 # Check that the C compiler works. Doing this here before testing
1921 # the host CPU ensures that we had a valid CC to autodetect the
1922 # $cpu var (and we should bail right here if that's not the case).
1923 # It also allows the help message to be printed without a CC.
1924 write_c_skeleton;
1925 if compile_object ; then
1926 : C compiler works ok
1927 else
1928 error_exit "\"$cc\" either does not exist or does not work"
1930 if ! compile_prog ; then
1931 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
1934 # Now we have handled --enable-tcg-interpreter and know we're not just
1935 # printing the help message, bail out if the host CPU isn't supported.
1936 if test "$ARCH" = "unknown"; then
1937 if test "$tcg_interpreter" = "yes" ; then
1938 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1939 else
1940 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1944 # Consult white-list to determine whether to enable werror
1945 # by default. Only enable by default for git builds
1946 if test -z "$werror" ; then
1947 if test -e "$source_path/.git" && \
1948 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
1949 werror="yes"
1950 else
1951 werror="no"
1955 if test "$bogus_os" = "yes"; then
1956 # Now that we know that we're not printing the help and that
1957 # the compiler works (so the results of the check_defines we used
1958 # to identify the OS are reliable), if we didn't recognize the
1959 # host OS we should stop now.
1960 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
1963 # Check whether the compiler matches our minimum requirements:
1964 cat > $TMPC << EOF
1965 #if defined(__clang_major__) && defined(__clang_minor__)
1966 # ifdef __apple_build_version__
1967 # if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1)
1968 # error You need at least XCode Clang v5.1 to compile QEMU
1969 # endif
1970 # else
1971 # if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4)
1972 # error You need at least Clang v3.4 to compile QEMU
1973 # endif
1974 # endif
1975 #elif defined(__GNUC__) && defined(__GNUC_MINOR__)
1976 # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)
1977 # error You need at least GCC v4.8 to compile QEMU
1978 # endif
1979 #else
1980 # error You either need GCC or Clang to compiler QEMU
1981 #endif
1982 int main (void) { return 0; }
1984 if ! compile_prog "" "" ; then
1985 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)"
1988 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1989 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1990 gcc_flags="-Wno-missing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1991 gcc_flags="-Wendif-labels -Wno-shift-negative-value $gcc_flags"
1992 gcc_flags="-Wno-initializer-overrides -Wexpansion-to-defined $gcc_flags"
1993 gcc_flags="-Wno-string-plus-int -Wno-typedef-redefinition $gcc_flags"
1994 # Note that we do not add -Werror to gcc_flags here, because that would
1995 # enable it for all configure tests. If a configure test failed due
1996 # to -Werror this would just silently disable some features,
1997 # so it's too error prone.
1999 cc_has_warning_flag() {
2000 write_c_skeleton;
2002 # Use the positive sense of the flag when testing for -Wno-wombat
2003 # support (gcc will happily accept the -Wno- form of unknown
2004 # warning options).
2005 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
2006 compile_prog "-Werror $optflag" ""
2009 for flag in $gcc_flags; do
2010 if cc_has_warning_flag $flag ; then
2011 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2013 done
2015 if test "$stack_protector" != "no"; then
2016 cat > $TMPC << EOF
2017 int main(int argc, char *argv[])
2019 char arr[64], *p = arr, *c = argv[0];
2020 while (*c) {
2021 *p++ = *c++;
2023 return 0;
2026 gcc_flags="-fstack-protector-strong -fstack-protector-all"
2027 sp_on=0
2028 for flag in $gcc_flags; do
2029 # We need to check both a compile and a link, since some compiler
2030 # setups fail only on a .c->.o compile and some only at link time
2031 if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
2032 compile_prog "-Werror $flag" ""; then
2033 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2034 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
2035 sp_on=1
2036 break
2038 done
2039 if test "$stack_protector" = yes; then
2040 if test $sp_on = 0; then
2041 error_exit "Stack protector not supported"
2046 # Disable -Wmissing-braces on older compilers that warn even for
2047 # the "universal" C zero initializer {0}.
2048 cat > $TMPC << EOF
2049 struct {
2050 int a[2];
2051 } x = {0};
2053 if compile_object "-Werror" "" ; then
2055 else
2056 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
2059 # Our module code doesn't support Windows
2060 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
2061 error_exit "Modules are not available for Windows"
2064 # module_upgrades is only reasonable if modules are enabled
2065 if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then
2066 error_exit "Can't enable module-upgrades as Modules are not enabled"
2069 # Static linking is not possible with modules or PIE
2070 if test "$static" = "yes" ; then
2071 if test "$modules" = "yes" ; then
2072 error_exit "static and modules are mutually incompatible"
2074 if test "$pie" = "yes" ; then
2075 error_exit "static and pie are mutually incompatible"
2076 else
2077 pie="no"
2081 # Unconditional check for compiler __thread support
2082 cat > $TMPC << EOF
2083 static __thread int tls_var;
2084 int main(void) { return tls_var; }
2087 if ! compile_prog "-Werror" "" ; then
2088 error_exit "Your compiler does not support the __thread specifier for " \
2089 "Thread-Local Storage (TLS). Please upgrade to a version that does."
2092 if test "$pie" = ""; then
2093 case "$cpu-$targetos" in
2094 i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
2097 pie="no"
2099 esac
2102 if test "$pie" != "no" ; then
2103 cat > $TMPC << EOF
2105 #ifdef __linux__
2106 # define THREAD __thread
2107 #else
2108 # define THREAD
2109 #endif
2111 static THREAD int tls_var;
2113 int main(void) { return tls_var; }
2116 # check we support --no-pie first...
2117 if compile_prog "-Werror -fno-pie" "-no-pie"; then
2118 CFLAGS_NOPIE="-fno-pie"
2119 LDFLAGS_NOPIE="-nopie"
2122 if compile_prog "-fPIE -DPIE" "-pie"; then
2123 QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
2124 QEMU_LDFLAGS="-pie $QEMU_LDFLAGS"
2125 pie="yes"
2126 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
2127 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
2129 else
2130 if test "$pie" = "yes"; then
2131 error_exit "PIE not available due to missing toolchain support"
2132 else
2133 echo "Disabling PIE due to missing toolchain support"
2134 pie="no"
2139 ##########################################
2140 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
2141 # use i686 as default anyway, but for those that don't, an explicit
2142 # specification is necessary
2144 if test "$cpu" = "i386"; then
2145 cat > $TMPC << EOF
2146 static int sfaa(int *ptr)
2148 return __sync_fetch_and_and(ptr, 0);
2151 int main(void)
2153 int val = 42;
2154 val = __sync_val_compare_and_swap(&val, 0, 1);
2155 sfaa(&val);
2156 return val;
2159 if ! compile_prog "" "" ; then
2160 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
2164 #########################################
2165 # Solaris specific configure tool chain decisions
2167 if test "$solaris" = "yes" ; then
2168 if has $install; then
2170 else
2171 error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
2172 "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
2173 "to get ginstall which is used by default (which lives in /opt/csw/bin)"
2175 if test "$(path_of $install)" = "/usr/sbin/install" ; then
2176 error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
2177 "try ginstall from the GNU fileutils available from www.blastwave.org" \
2178 "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
2180 if has ar; then
2182 else
2183 if test -f /usr/ccs/bin/ar ; then
2184 error_exit "No path includes ar" \
2185 "Add /usr/ccs/bin to your path and rerun configure"
2187 error_exit "No path includes ar"
2191 if test -z "${target_list+xxx}" ; then
2192 for target in $default_target_list; do
2193 supported_target $target 2>/dev/null && \
2194 target_list="$target_list $target"
2195 done
2196 target_list="${target_list# }"
2197 else
2198 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
2199 for target in $target_list; do
2200 # Check that we recognised the target name; this allows a more
2201 # friendly error message than if we let it fall through.
2202 case " $default_target_list " in
2203 *" $target "*)
2206 error_exit "Unknown target name '$target'"
2208 esac
2209 supported_target $target || exit 1
2210 done
2213 # see if system emulation was really requested
2214 case " $target_list " in
2215 *"-softmmu "*) softmmu=yes
2217 *) softmmu=no
2219 esac
2221 for target in $target_list; do
2222 case "$target" in
2223 arm-softmmu | aarch64-softmmu | i386-softmmu | x86_64-softmmu)
2224 edk2_blobs="yes"
2226 esac
2227 done
2228 # The EDK2 binaries are compressed with bzip2
2229 if test "$edk2_blobs" = "yes" && ! has bzip2; then
2230 error_exit "The bzip2 program is required for building QEMU"
2233 feature_not_found() {
2234 feature=$1
2235 remedy=$2
2237 error_exit "User requested feature $feature" \
2238 "configure was not able to find it." \
2239 "$remedy"
2242 # ---
2243 # big/little endian test
2244 cat > $TMPC << EOF
2245 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
2246 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
2247 extern int foo(short *, short *);
2248 int main(int argc, char *argv[]) {
2249 return foo(big_endian, little_endian);
2253 if compile_object ; then
2254 if strings -a $TMPO | grep -q BiGeNdIaN ; then
2255 bigendian="yes"
2256 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
2257 bigendian="no"
2258 else
2259 echo big/little test failed
2261 else
2262 echo big/little test failed
2265 ##########################################
2266 # system tools
2267 if test -z "$want_tools"; then
2268 if test "$softmmu" = "no"; then
2269 want_tools=no
2270 else
2271 want_tools=yes
2275 ##########################################
2276 # cocoa implies not SDL or GTK
2277 # (the cocoa UI code currently assumes it is always the active UI
2278 # and doesn't interact well with other UI frontend code)
2279 if test "$cocoa" = "yes"; then
2280 if test "$sdl" = "yes"; then
2281 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
2283 if test "$gtk" = "yes"; then
2284 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
2286 gtk=no
2287 sdl=no
2290 # Some versions of Mac OS X incorrectly define SIZE_MAX
2291 cat > $TMPC << EOF
2292 #include <stdint.h>
2293 #include <stdio.h>
2294 int main(int argc, char *argv[]) {
2295 return printf("%zu", SIZE_MAX);
2298 have_broken_size_max=no
2299 if ! compile_object -Werror ; then
2300 have_broken_size_max=yes
2303 ##########################################
2304 # L2TPV3 probe
2306 cat > $TMPC <<EOF
2307 #include <sys/socket.h>
2308 #include <linux/ip.h>
2309 int main(void) { return sizeof(struct mmsghdr); }
2311 if compile_prog "" "" ; then
2312 l2tpv3=yes
2313 else
2314 l2tpv3=no
2317 #########################################
2318 # vhost interdependencies and host support
2320 # vhost backends
2321 test "$vhost_user" = "" && vhost_user=yes
2322 if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
2323 error_exit "vhost-user isn't available on win32"
2325 test "$vhost_kernel" = "" && vhost_kernel=$linux
2326 if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
2327 error_exit "vhost-kernel is only available on Linux"
2330 # vhost-kernel devices
2331 test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
2332 if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
2333 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
2335 test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
2336 if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
2337 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
2340 # vhost-user backends
2341 test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
2342 if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
2343 error_exit "--enable-vhost-net-user requires --enable-vhost-user"
2345 test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
2346 if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
2347 error_exit "--enable-vhost-crypto requires --enable-vhost-user"
2349 test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
2350 if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
2351 error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
2354 # OR the vhost-kernel and vhost-user values for simplicity
2355 if test "$vhost_net" = ""; then
2356 test "$vhost_net_user" = "yes" && vhost_net=yes
2357 test "$vhost_kernel" = "yes" && vhost_net=yes
2360 ##########################################
2361 # MinGW / Mingw-w64 localtime_r/gmtime_r check
2363 if test "$mingw32" = "yes"; then
2364 # Some versions of MinGW / Mingw-w64 lack localtime_r
2365 # and gmtime_r entirely.
2367 # Some versions of Mingw-w64 define a macro for
2368 # localtime_r/gmtime_r.
2370 # Some versions of Mingw-w64 will define functions
2371 # for localtime_r/gmtime_r, but only if you have
2372 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2373 # though, unistd.h and pthread.h both define
2374 # that for you.
2376 # So this #undef localtime_r and #include <unistd.h>
2377 # are not in fact redundant.
2378 cat > $TMPC << EOF
2379 #include <unistd.h>
2380 #include <time.h>
2381 #undef localtime_r
2382 int main(void) { localtime_r(NULL, NULL); return 0; }
2384 if compile_prog "" "" ; then
2385 localtime_r="yes"
2386 else
2387 localtime_r="no"
2391 ##########################################
2392 # pkg-config probe
2394 if ! has "$pkg_config_exe"; then
2395 error_exit "pkg-config binary '$pkg_config_exe' not found"
2398 ##########################################
2399 # NPTL probe
2401 if test "$linux_user" = "yes"; then
2402 cat > $TMPC <<EOF
2403 #include <sched.h>
2404 #include <linux/futex.h>
2405 int main(void) {
2406 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2407 #error bork
2408 #endif
2409 return 0;
2412 if ! compile_object ; then
2413 feature_not_found "nptl" "Install glibc and linux kernel headers."
2417 ##########################################
2418 # lzo check
2420 if test "$lzo" != "no" ; then
2421 cat > $TMPC << EOF
2422 #include <lzo/lzo1x.h>
2423 int main(void) { lzo_version(); return 0; }
2425 if compile_prog "" "-llzo2" ; then
2426 libs_softmmu="$libs_softmmu -llzo2"
2427 lzo="yes"
2428 else
2429 if test "$lzo" = "yes"; then
2430 feature_not_found "liblzo2" "Install liblzo2 devel"
2432 lzo="no"
2436 ##########################################
2437 # snappy check
2439 if test "$snappy" != "no" ; then
2440 cat > $TMPC << EOF
2441 #include <snappy-c.h>
2442 int main(void) { snappy_max_compressed_length(4096); return 0; }
2444 if compile_prog "" "-lsnappy" ; then
2445 libs_softmmu="$libs_softmmu -lsnappy"
2446 snappy="yes"
2447 else
2448 if test "$snappy" = "yes"; then
2449 feature_not_found "libsnappy" "Install libsnappy devel"
2451 snappy="no"
2455 ##########################################
2456 # bzip2 check
2458 if test "$bzip2" != "no" ; then
2459 cat > $TMPC << EOF
2460 #include <bzlib.h>
2461 int main(void) { BZ2_bzlibVersion(); return 0; }
2463 if compile_prog "" "-lbz2" ; then
2464 bzip2="yes"
2465 else
2466 if test "$bzip2" = "yes"; then
2467 feature_not_found "libbzip2" "Install libbzip2 devel"
2469 bzip2="no"
2473 ##########################################
2474 # lzfse check
2476 if test "$lzfse" != "no" ; then
2477 cat > $TMPC << EOF
2478 #include <lzfse.h>
2479 int main(void) { lzfse_decode_scratch_size(); return 0; }
2481 if compile_prog "" "-llzfse" ; then
2482 lzfse="yes"
2483 else
2484 if test "$lzfse" = "yes"; then
2485 feature_not_found "lzfse" "Install lzfse devel"
2487 lzfse="no"
2491 ##########################################
2492 # zstd check
2494 if test "$zstd" != "no" ; then
2495 libzstd_minver="1.4.0"
2496 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then
2497 zstd_cflags="$($pkg_config --cflags libzstd)"
2498 zstd_libs="$($pkg_config --libs libzstd)"
2499 LIBS="$zstd_libs $LIBS"
2500 QEMU_CFLAGS="$QEMU_CFLAGS $zstd_cflags"
2501 zstd="yes"
2502 else
2503 if test "$zstd" = "yes" ; then
2504 feature_not_found "libzstd" "Install libzstd devel"
2506 zstd="no"
2510 ##########################################
2511 # libseccomp check
2513 if test "$seccomp" != "no" ; then
2514 libseccomp_minver="2.3.0"
2515 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2516 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2517 seccomp_libs="$($pkg_config --libs libseccomp)"
2518 seccomp="yes"
2519 else
2520 if test "$seccomp" = "yes" ; then
2521 feature_not_found "libseccomp" \
2522 "Install libseccomp devel >= $libseccomp_minver"
2524 seccomp="no"
2527 ##########################################
2528 # xen probe
2530 if test "$xen" != "no" ; then
2531 # Check whether Xen library path is specified via --extra-ldflags to avoid
2532 # overriding this setting with pkg-config output. If not, try pkg-config
2533 # to obtain all needed flags.
2535 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2536 $pkg_config --exists xencontrol ; then
2537 xen_ctrl_version="$(printf '%d%02d%02d' \
2538 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2539 xen=yes
2540 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2541 xen_pc="$xen_pc xenevtchn xendevicemodel"
2542 if $pkg_config --exists xentoolcore; then
2543 xen_pc="$xen_pc xentoolcore"
2545 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2546 libs_softmmu="$($pkg_config --libs $xen_pc) $libs_softmmu"
2547 else
2549 xen_libs="-lxenstore -lxenctrl -lxenguest"
2550 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2552 # First we test whether Xen headers and libraries are available.
2553 # If no, we are done and there is no Xen support.
2554 # If yes, more tests are run to detect the Xen version.
2556 # Xen (any)
2557 cat > $TMPC <<EOF
2558 #include <xenctrl.h>
2559 int main(void) {
2560 return 0;
2563 if ! compile_prog "" "$xen_libs" ; then
2564 # Xen not found
2565 if test "$xen" = "yes" ; then
2566 feature_not_found "xen" "Install xen devel"
2568 xen=no
2570 # Xen unstable
2571 elif
2572 cat > $TMPC <<EOF &&
2573 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2574 #define __XEN_TOOLS__
2575 #include <xendevicemodel.h>
2576 #include <xenforeignmemory.h>
2577 int main(void) {
2578 xendevicemodel_handle *xd;
2579 xenforeignmemory_handle *xfmem;
2581 xd = xendevicemodel_open(0, 0);
2582 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
2584 xfmem = xenforeignmemory_open(0, 0);
2585 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
2587 return 0;
2590 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2591 then
2592 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2593 xen_ctrl_version=41100
2594 xen=yes
2595 elif
2596 cat > $TMPC <<EOF &&
2597 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2598 #include <xenforeignmemory.h>
2599 #include <xentoolcore.h>
2600 int main(void) {
2601 xenforeignmemory_handle *xfmem;
2603 xfmem = xenforeignmemory_open(0, 0);
2604 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2605 xentoolcore_restrict_all(0);
2607 return 0;
2610 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2611 then
2612 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2613 xen_ctrl_version=41000
2614 xen=yes
2615 elif
2616 cat > $TMPC <<EOF &&
2617 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2618 #define __XEN_TOOLS__
2619 #include <xendevicemodel.h>
2620 int main(void) {
2621 xendevicemodel_handle *xd;
2623 xd = xendevicemodel_open(0, 0);
2624 xendevicemodel_close(xd);
2626 return 0;
2629 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2630 then
2631 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2632 xen_ctrl_version=40900
2633 xen=yes
2634 elif
2635 cat > $TMPC <<EOF &&
2637 * If we have stable libs the we don't want the libxc compat
2638 * layers, regardless of what CFLAGS we may have been given.
2640 * Also, check if xengnttab_grant_copy_segment_t is defined and
2641 * grant copy operation is implemented.
2643 #undef XC_WANT_COMPAT_EVTCHN_API
2644 #undef XC_WANT_COMPAT_GNTTAB_API
2645 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2646 #include <xenctrl.h>
2647 #include <xenstore.h>
2648 #include <xenevtchn.h>
2649 #include <xengnttab.h>
2650 #include <xenforeignmemory.h>
2651 #include <stdint.h>
2652 #include <xen/hvm/hvm_info_table.h>
2653 #if !defined(HVM_MAX_VCPUS)
2654 # error HVM_MAX_VCPUS not defined
2655 #endif
2656 int main(void) {
2657 xc_interface *xc = NULL;
2658 xenforeignmemory_handle *xfmem;
2659 xenevtchn_handle *xe;
2660 xengnttab_handle *xg;
2661 xengnttab_grant_copy_segment_t* seg = NULL;
2663 xs_daemon_open();
2665 xc = xc_interface_open(0, 0, 0);
2666 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2667 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2668 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2669 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2671 xfmem = xenforeignmemory_open(0, 0);
2672 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2674 xe = xenevtchn_open(0, 0);
2675 xenevtchn_fd(xe);
2677 xg = xengnttab_open(0, 0);
2678 xengnttab_grant_copy(xg, 0, seg);
2680 return 0;
2683 compile_prog "" "$xen_libs $xen_stable_libs"
2684 then
2685 xen_ctrl_version=40800
2686 xen=yes
2687 elif
2688 cat > $TMPC <<EOF &&
2690 * If we have stable libs the we don't want the libxc compat
2691 * layers, regardless of what CFLAGS we may have been given.
2693 #undef XC_WANT_COMPAT_EVTCHN_API
2694 #undef XC_WANT_COMPAT_GNTTAB_API
2695 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2696 #include <xenctrl.h>
2697 #include <xenstore.h>
2698 #include <xenevtchn.h>
2699 #include <xengnttab.h>
2700 #include <xenforeignmemory.h>
2701 #include <stdint.h>
2702 #include <xen/hvm/hvm_info_table.h>
2703 #if !defined(HVM_MAX_VCPUS)
2704 # error HVM_MAX_VCPUS not defined
2705 #endif
2706 int main(void) {
2707 xc_interface *xc = NULL;
2708 xenforeignmemory_handle *xfmem;
2709 xenevtchn_handle *xe;
2710 xengnttab_handle *xg;
2712 xs_daemon_open();
2714 xc = xc_interface_open(0, 0, 0);
2715 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2716 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2717 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2718 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2720 xfmem = xenforeignmemory_open(0, 0);
2721 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2723 xe = xenevtchn_open(0, 0);
2724 xenevtchn_fd(xe);
2726 xg = xengnttab_open(0, 0);
2727 xengnttab_map_grant_ref(xg, 0, 0, 0);
2729 return 0;
2732 compile_prog "" "$xen_libs $xen_stable_libs"
2733 then
2734 xen_ctrl_version=40701
2735 xen=yes
2737 # Xen 4.6
2738 elif
2739 cat > $TMPC <<EOF &&
2740 #include <xenctrl.h>
2741 #include <xenstore.h>
2742 #include <stdint.h>
2743 #include <xen/hvm/hvm_info_table.h>
2744 #if !defined(HVM_MAX_VCPUS)
2745 # error HVM_MAX_VCPUS not defined
2746 #endif
2747 int main(void) {
2748 xc_interface *xc;
2749 xs_daemon_open();
2750 xc = xc_interface_open(0, 0, 0);
2751 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2752 xc_gnttab_open(NULL, 0);
2753 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2754 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2755 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2756 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2757 return 0;
2760 compile_prog "" "$xen_libs"
2761 then
2762 xen_ctrl_version=40600
2763 xen=yes
2765 # Xen 4.5
2766 elif
2767 cat > $TMPC <<EOF &&
2768 #include <xenctrl.h>
2769 #include <xenstore.h>
2770 #include <stdint.h>
2771 #include <xen/hvm/hvm_info_table.h>
2772 #if !defined(HVM_MAX_VCPUS)
2773 # error HVM_MAX_VCPUS not defined
2774 #endif
2775 int main(void) {
2776 xc_interface *xc;
2777 xs_daemon_open();
2778 xc = xc_interface_open(0, 0, 0);
2779 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2780 xc_gnttab_open(NULL, 0);
2781 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2782 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2783 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2784 return 0;
2787 compile_prog "" "$xen_libs"
2788 then
2789 xen_ctrl_version=40500
2790 xen=yes
2792 elif
2793 cat > $TMPC <<EOF &&
2794 #include <xenctrl.h>
2795 #include <xenstore.h>
2796 #include <stdint.h>
2797 #include <xen/hvm/hvm_info_table.h>
2798 #if !defined(HVM_MAX_VCPUS)
2799 # error HVM_MAX_VCPUS not defined
2800 #endif
2801 int main(void) {
2802 xc_interface *xc;
2803 xs_daemon_open();
2804 xc = xc_interface_open(0, 0, 0);
2805 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2806 xc_gnttab_open(NULL, 0);
2807 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2808 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2809 return 0;
2812 compile_prog "" "$xen_libs"
2813 then
2814 xen_ctrl_version=40200
2815 xen=yes
2817 else
2818 if test "$xen" = "yes" ; then
2819 feature_not_found "xen (unsupported version)" \
2820 "Install a supported xen (xen 4.2 or newer)"
2822 xen=no
2825 if test "$xen" = yes; then
2826 if test $xen_ctrl_version -ge 40701 ; then
2827 libs_softmmu="$xen_stable_libs $libs_softmmu"
2829 libs_softmmu="$xen_libs $libs_softmmu"
2834 if test "$xen_pci_passthrough" != "no"; then
2835 if test "$xen" = "yes" && test "$linux" = "yes"; then
2836 xen_pci_passthrough=yes
2837 else
2838 if test "$xen_pci_passthrough" = "yes"; then
2839 error_exit "User requested feature Xen PCI Passthrough" \
2840 " but this feature requires /sys from Linux"
2842 xen_pci_passthrough=no
2846 ##########################################
2847 # Windows Hypervisor Platform accelerator (WHPX) check
2848 if test "$whpx" != "no" ; then
2849 if check_include "WinHvPlatform.h" && check_include "WinHvEmulation.h"; then
2850 whpx="yes"
2851 else
2852 if test "$whpx" = "yes"; then
2853 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
2855 whpx="no"
2859 ##########################################
2860 # Sparse probe
2861 if test "$sparse" != "no" ; then
2862 if has cgcc; then
2863 sparse=yes
2864 else
2865 if test "$sparse" = "yes" ; then
2866 feature_not_found "sparse" "Install sparse binary"
2868 sparse=no
2872 ##########################################
2873 # X11 probe
2874 if $pkg_config --exists "x11"; then
2875 have_x11=yes
2876 x11_cflags=$($pkg_config --cflags x11)
2877 x11_libs=$($pkg_config --libs x11)
2880 ##########################################
2881 # GTK probe
2883 if test "$gtk" != "no"; then
2884 gtkpackage="gtk+-3.0"
2885 gtkx11package="gtk+-x11-3.0"
2886 gtkversion="3.14.0"
2887 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2888 gtk_cflags=$($pkg_config --cflags $gtkpackage)
2889 gtk_libs=$($pkg_config --libs $gtkpackage)
2890 gtk_version=$($pkg_config --modversion $gtkpackage)
2891 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2892 need_x11=yes
2893 gtk_cflags="$gtk_cflags $x11_cflags"
2894 gtk_libs="$gtk_libs $x11_libs"
2896 gtk="yes"
2897 elif test "$gtk" = "yes"; then
2898 feature_not_found "gtk" "Install gtk3-devel"
2899 else
2900 gtk="no"
2905 ##########################################
2906 # GNUTLS probe
2908 if test "$gnutls" != "no"; then
2909 pass="no"
2910 if $pkg_config --exists "gnutls >= 3.1.18"; then
2911 gnutls_cflags=$($pkg_config --cflags gnutls)
2912 gnutls_libs=$($pkg_config --libs gnutls)
2913 # Packaging for the static libraries is not always correct.
2914 # At least ubuntu 18.04 ships only shared libraries.
2915 write_c_skeleton
2916 if compile_prog "" "$gnutls_libs" ; then
2917 LIBS="$gnutls_libs $LIBS"
2918 QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2919 pass="yes"
2922 if test "$pass" = "no" && test "$gnutls" = "yes"; then
2923 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
2924 else
2925 gnutls="$pass"
2930 # If user didn't give a --disable/enable-gcrypt flag,
2931 # then mark as disabled if user requested nettle
2932 # explicitly
2933 if test -z "$gcrypt"
2934 then
2935 if test "$nettle" = "yes"
2936 then
2937 gcrypt="no"
2941 # If user didn't give a --disable/enable-nettle flag,
2942 # then mark as disabled if user requested gcrypt
2943 # explicitly
2944 if test -z "$nettle"
2945 then
2946 if test "$gcrypt" = "yes"
2947 then
2948 nettle="no"
2952 has_libgcrypt() {
2953 if ! has "libgcrypt-config"
2954 then
2955 return 1
2958 if test -n "$cross_prefix"
2959 then
2960 host=$(libgcrypt-config --host)
2961 if test "$host-" != $cross_prefix
2962 then
2963 return 1
2967 maj=`libgcrypt-config --version | awk -F . '{print $1}'`
2968 min=`libgcrypt-config --version | awk -F . '{print $2}'`
2970 if test $maj != 1 || test $min -lt 5
2971 then
2972 return 1
2975 return 0
2979 if test "$nettle" != "no"; then
2980 pass="no"
2981 if $pkg_config --exists "nettle >= 2.7.1"; then
2982 nettle_cflags=$($pkg_config --cflags nettle)
2983 nettle_libs=$($pkg_config --libs nettle)
2984 nettle_version=$($pkg_config --modversion nettle)
2985 # Link test to make sure the given libraries work (e.g for static).
2986 write_c_skeleton
2987 if compile_prog "" "$nettle_libs" ; then
2988 LIBS="$nettle_libs $LIBS"
2989 QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
2990 if test -z "$gcrypt"; then
2991 gcrypt="no"
2993 pass="yes"
2996 if test "$pass" = "yes"
2997 then
2998 cat > $TMPC << EOF
2999 #include <nettle/xts.h>
3000 int main(void) {
3001 return 0;
3004 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
3005 nettle_xts=yes
3006 qemu_private_xts=no
3009 if test "$pass" = "no" && test "$nettle" = "yes"; then
3010 feature_not_found "nettle" "Install nettle devel >= 2.7.1"
3011 else
3012 nettle="$pass"
3016 if test "$gcrypt" != "no"; then
3017 pass="no"
3018 if has_libgcrypt; then
3019 gcrypt_cflags=$(libgcrypt-config --cflags)
3020 gcrypt_libs=$(libgcrypt-config --libs)
3021 # Debian has removed -lgpg-error from libgcrypt-config
3022 # as it "spreads unnecessary dependencies" which in
3023 # turn breaks static builds...
3024 if test "$static" = "yes"
3025 then
3026 gcrypt_libs="$gcrypt_libs -lgpg-error"
3029 # Link test to make sure the given libraries work (e.g for static).
3030 write_c_skeleton
3031 if compile_prog "" "$gcrypt_libs" ; then
3032 LIBS="$gcrypt_libs $LIBS"
3033 QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
3034 pass="yes"
3037 if test "$pass" = "yes"; then
3038 gcrypt="yes"
3039 cat > $TMPC << EOF
3040 #include <gcrypt.h>
3041 int main(void) {
3042 gcry_mac_hd_t handle;
3043 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
3044 GCRY_MAC_FLAG_SECURE, NULL);
3045 return 0;
3048 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3049 gcrypt_hmac=yes
3051 cat > $TMPC << EOF
3052 #include <gcrypt.h>
3053 int main(void) {
3054 gcry_cipher_hd_t handle;
3055 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0);
3056 return 0;
3059 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3060 gcrypt_xts=yes
3061 qemu_private_xts=no
3063 elif test "$gcrypt" = "yes"; then
3064 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
3065 else
3066 gcrypt="no"
3071 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
3072 then
3073 error_exit "Only one of gcrypt & nettle can be enabled"
3076 ##########################################
3077 # libtasn1 - only for the TLS creds/session test suite
3079 tasn1=yes
3080 tasn1_cflags=""
3081 tasn1_libs=""
3082 if $pkg_config --exists "libtasn1"; then
3083 tasn1_cflags=$($pkg_config --cflags libtasn1)
3084 tasn1_libs=$($pkg_config --libs libtasn1)
3085 else
3086 tasn1=no
3090 ##########################################
3091 # PAM probe
3093 if test "$auth_pam" != "no"; then
3094 cat > $TMPC <<EOF
3095 #include <security/pam_appl.h>
3096 #include <stdio.h>
3097 int main(void) {
3098 const char *service_name = "qemu";
3099 const char *user = "frank";
3100 const struct pam_conv pam_conv = { 0 };
3101 pam_handle_t *pamh = NULL;
3102 pam_start(service_name, user, &pam_conv, &pamh);
3103 return 0;
3106 if compile_prog "" "-lpam" ; then
3107 auth_pam=yes
3108 else
3109 if test "$auth_pam" = "yes"; then
3110 feature_not_found "PAM" "Install PAM development package"
3111 else
3112 auth_pam=no
3117 ##########################################
3118 # getifaddrs (for tests/test-io-channel-socket )
3120 have_ifaddrs_h=yes
3121 if ! check_include "ifaddrs.h" ; then
3122 have_ifaddrs_h=no
3125 ##########################################
3126 # VTE probe
3128 if test "$vte" != "no"; then
3129 vteminversion="0.32.0"
3130 if $pkg_config --exists "vte-2.91"; then
3131 vtepackage="vte-2.91"
3132 else
3133 vtepackage="vte-2.90"
3135 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
3136 vte_cflags=$($pkg_config --cflags $vtepackage)
3137 vte_libs=$($pkg_config --libs $vtepackage)
3138 vteversion=$($pkg_config --modversion $vtepackage)
3139 vte="yes"
3140 elif test "$vte" = "yes"; then
3141 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
3142 else
3143 vte="no"
3147 ##########################################
3148 # SDL probe
3150 # Look for sdl configuration program (pkg-config or sdl2-config). Try
3151 # sdl2-config even without cross prefix, and favour pkg-config over sdl2-config.
3153 sdl_probe ()
3155 if $pkg_config sdl2 --exists; then
3156 sdlconfig="$pkg_config sdl2"
3157 sdlversion=$($sdlconfig --modversion 2>/dev/null)
3158 elif has "$sdl2_config"; then
3159 sdlconfig="$sdl2_config"
3160 sdlversion=$($sdlconfig --version)
3161 else
3162 if test "$sdl" = "yes" ; then
3163 feature_not_found "sdl" "Install SDL2-devel"
3165 sdl=no
3166 # no need to do the rest
3167 return
3169 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl2-config; then
3170 echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
3173 cat > $TMPC << EOF
3174 #include <SDL.h>
3175 #undef main /* We don't want SDL to override our main() */
3176 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
3178 sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
3179 sdl_cflags="$sdl_cflags -Wno-undef" # workaround 2.0.8 bug
3180 if test "$static" = "yes" ; then
3181 if $pkg_config sdl2 --exists; then
3182 sdl_libs=$($pkg_config sdl2 --static --libs 2>/dev/null)
3183 else
3184 sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
3186 else
3187 sdl_libs=$($sdlconfig --libs 2>/dev/null)
3189 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3190 sdl=yes
3192 # static link with sdl ? (note: sdl.pc's --static --libs is broken)
3193 if test "$sdl" = "yes" && test "$static" = "yes" ; then
3194 if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
3195 sdl_libs="$sdl_libs $(aalib-config --static-libs 2>/dev/null)"
3196 sdl_cflags="$sdl_cflags $(aalib-config --cflags 2>/dev/null)"
3198 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3200 else
3201 sdl=no
3203 fi # static link
3204 else # sdl not found
3205 if test "$sdl" = "yes" ; then
3206 feature_not_found "sdl" "Install SDL2 devel"
3208 sdl=no
3209 fi # sdl compile test
3212 sdl_image_probe ()
3214 if test "$sdl_image" != "no" ; then
3215 if $pkg_config SDL2_image --exists; then
3216 if test "$static" = "yes"; then
3217 sdl_image_libs=$($pkg_config SDL2_image --libs --static 2>/dev/null)
3218 else
3219 sdl_image_libs=$($pkg_config SDL2_image --libs 2>/dev/null)
3221 sdl_image_cflags=$($pkg_config SDL2_image --cflags 2>/dev/null)
3222 sdl_image=yes
3224 sdl_cflags="$sdl_cflags $sdl_image_cflags"
3225 sdl_libs="$sdl_libs $sdl_image_libs"
3226 else
3227 if test "$sdl_image" = "yes" ; then
3228 feature_not_found "sdl_image" "Install SDL Image devel"
3229 else
3230 sdl_image=no
3236 if test "$sdl" != "no" ; then
3237 sdl_probe
3240 if test "$sdl" = "yes" ; then
3241 sdl_image_probe
3242 else
3243 if test "$sdl_image" = "yes"; then
3244 echo "warning: SDL Image requested, but SDL is not available, disabling"
3246 sdl_image=no
3249 if test "$sdl" = "yes" ; then
3250 cat > $TMPC <<EOF
3251 #include <SDL.h>
3252 #if defined(SDL_VIDEO_DRIVER_X11)
3253 #include <X11/XKBlib.h>
3254 #else
3255 #error No x11 support
3256 #endif
3257 int main(void) { return 0; }
3259 if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
3260 need_x11=yes
3261 sdl_cflags="$sdl_cflags $x11_cflags"
3262 sdl_libs="$sdl_libs $x11_libs"
3266 ##########################################
3267 # RDMA needs OpenFabrics libraries
3268 if test "$rdma" != "no" ; then
3269 cat > $TMPC <<EOF
3270 #include <rdma/rdma_cma.h>
3271 int main(void) { return 0; }
3273 rdma_libs="-lrdmacm -libverbs -libumad"
3274 if compile_prog "" "$rdma_libs" ; then
3275 rdma="yes"
3276 libs_softmmu="$libs_softmmu $rdma_libs"
3277 else
3278 if test "$rdma" = "yes" ; then
3279 error_exit \
3280 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
3281 " Your options:" \
3282 " (1) Fast: Install infiniband packages (devel) from your distro." \
3283 " (2) Cleanest: Install libraries from www.openfabrics.org" \
3284 " (3) Also: Install softiwarp if you don't have RDMA hardware"
3286 rdma="no"
3290 ##########################################
3291 # PVRDMA detection
3293 cat > $TMPC <<EOF &&
3294 #include <sys/mman.h>
3297 main(void)
3299 char buf = 0;
3300 void *addr = &buf;
3301 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
3303 return 0;
3307 if test "$rdma" = "yes" ; then
3308 case "$pvrdma" in
3310 if compile_prog "" ""; then
3311 pvrdma="yes"
3312 else
3313 pvrdma="no"
3316 "yes")
3317 if ! compile_prog "" ""; then
3318 error_exit "PVRDMA is not supported since mremap is not implemented"
3320 pvrdma="yes"
3322 "no")
3323 pvrdma="no"
3325 esac
3326 else
3327 if test "$pvrdma" = "yes" ; then
3328 error_exit "PVRDMA requires rdma suppport"
3330 pvrdma="no"
3333 # Let's see if enhanced reg_mr is supported
3334 if test "$pvrdma" = "yes" ; then
3336 cat > $TMPC <<EOF &&
3337 #include <infiniband/verbs.h>
3340 main(void)
3342 struct ibv_mr *mr;
3343 struct ibv_pd *pd = NULL;
3344 size_t length = 10;
3345 uint64_t iova = 0;
3346 int access = 0;
3347 void *addr = NULL;
3349 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
3351 ibv_dereg_mr(mr);
3353 return 0;
3356 if ! compile_prog "" "-libverbs"; then
3357 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
3361 ##########################################
3362 # VNC SASL detection
3363 if test "$vnc" = "yes" && test "$vnc_sasl" != "no" ; then
3364 cat > $TMPC <<EOF
3365 #include <sasl/sasl.h>
3366 #include <stdio.h>
3367 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
3369 # Assuming Cyrus-SASL installed in /usr prefix
3370 vnc_sasl_cflags=""
3371 vnc_sasl_libs="-lsasl2"
3372 if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
3373 vnc_sasl=yes
3374 libs_softmmu="$vnc_sasl_libs $libs_softmmu"
3375 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
3376 else
3377 if test "$vnc_sasl" = "yes" ; then
3378 feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
3380 vnc_sasl=no
3384 ##########################################
3385 # VNC JPEG detection
3386 if test "$vnc" = "yes" && test "$vnc_jpeg" != "no" ; then
3387 cat > $TMPC <<EOF
3388 #include <stdio.h>
3389 #include <jpeglib.h>
3390 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
3392 vnc_jpeg_cflags=""
3393 vnc_jpeg_libs="-ljpeg"
3394 if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
3395 vnc_jpeg=yes
3396 libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
3397 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
3398 else
3399 if test "$vnc_jpeg" = "yes" ; then
3400 feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
3402 vnc_jpeg=no
3406 ##########################################
3407 # VNC PNG detection
3408 if test "$vnc" = "yes" && test "$vnc_png" != "no" ; then
3409 cat > $TMPC <<EOF
3410 //#include <stdio.h>
3411 #include <png.h>
3412 #include <stddef.h>
3413 int main(void) {
3414 png_structp png_ptr;
3415 png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
3416 return png_ptr != 0;
3419 if $pkg_config libpng --exists; then
3420 vnc_png_cflags=$($pkg_config libpng --cflags)
3421 vnc_png_libs=$($pkg_config libpng --libs)
3422 else
3423 vnc_png_cflags=""
3424 vnc_png_libs="-lpng"
3426 if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
3427 vnc_png=yes
3428 libs_softmmu="$vnc_png_libs $libs_softmmu"
3429 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
3430 else
3431 if test "$vnc_png" = "yes" ; then
3432 feature_not_found "vnc-png" "Install libpng devel"
3434 vnc_png=no
3438 ##########################################
3439 # xkbcommon probe
3440 if test "$xkbcommon" != "no" ; then
3441 if $pkg_config xkbcommon --exists; then
3442 xkbcommon_cflags=$($pkg_config xkbcommon --cflags)
3443 xkbcommon_libs=$($pkg_config xkbcommon --libs)
3444 xkbcommon=yes
3445 else
3446 if test "$xkbcommon" = "yes" ; then
3447 feature_not_found "xkbcommon" "Install libxkbcommon-devel"
3449 xkbcommon=no
3454 ##########################################
3455 # xfsctl() probe, used for file-posix.c
3456 if test "$xfs" != "no" ; then
3457 cat > $TMPC << EOF
3458 #include <stddef.h> /* NULL */
3459 #include <xfs/xfs.h>
3460 int main(void)
3462 xfsctl(NULL, 0, 0, NULL);
3463 return 0;
3466 if compile_prog "" "" ; then
3467 xfs="yes"
3468 else
3469 if test "$xfs" = "yes" ; then
3470 feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
3472 xfs=no
3476 ##########################################
3477 # vde libraries probe
3478 if test "$vde" != "no" ; then
3479 vde_libs="-lvdeplug"
3480 cat > $TMPC << EOF
3481 #include <libvdeplug.h>
3482 int main(void)
3484 struct vde_open_args a = {0, 0, 0};
3485 char s[] = "";
3486 vde_open(s, s, &a);
3487 return 0;
3490 if compile_prog "" "$vde_libs" ; then
3491 vde=yes
3492 else
3493 if test "$vde" = "yes" ; then
3494 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3496 vde=no
3500 ##########################################
3501 # netmap support probe
3502 # Apart from looking for netmap headers, we make sure that the host API version
3503 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3504 # a minor/major version number. Minor new features will be marked with values up
3505 # to 15, and if something happens that requires a change to the backend we will
3506 # move above 15, submit the backend fixes and modify this two bounds.
3507 if test "$netmap" != "no" ; then
3508 cat > $TMPC << EOF
3509 #include <inttypes.h>
3510 #include <net/if.h>
3511 #include <net/netmap.h>
3512 #include <net/netmap_user.h>
3513 #if (NETMAP_API < 11) || (NETMAP_API > 15)
3514 #error
3515 #endif
3516 int main(void) { return 0; }
3518 if compile_prog "" "" ; then
3519 netmap=yes
3520 else
3521 if test "$netmap" = "yes" ; then
3522 feature_not_found "netmap"
3524 netmap=no
3528 ##########################################
3529 # libcap-ng library probe
3530 if test "$cap_ng" != "no" ; then
3531 cap_libs="-lcap-ng"
3532 cat > $TMPC << EOF
3533 #include <cap-ng.h>
3534 int main(void)
3536 capng_capability_to_name(CAPNG_EFFECTIVE);
3537 return 0;
3540 if compile_prog "" "$cap_libs" ; then
3541 cap_ng=yes
3542 libs_tools="$cap_libs $libs_tools"
3543 else
3544 if test "$cap_ng" = "yes" ; then
3545 feature_not_found "cap_ng" "Install libcap-ng devel"
3547 cap_ng=no
3551 ##########################################
3552 # Sound support libraries probe
3554 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3555 for drv in $audio_drv_list; do
3556 case $drv in
3557 alsa | try-alsa)
3558 if $pkg_config alsa --exists; then
3559 alsa_libs=$($pkg_config alsa --libs)
3560 if test "$drv" = "try-alsa"; then
3561 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/')
3563 else
3564 if test "$drv" = "try-alsa"; then
3565 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//')
3566 else
3567 error_exit "$drv check failed" \
3568 "Make sure to have the $drv libs and headers installed."
3573 pa | try-pa)
3574 if $pkg_config libpulse --exists; then
3575 pulse_libs=$($pkg_config libpulse --libs)
3576 if test "$drv" = "try-pa"; then
3577 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/')
3579 else
3580 if test "$drv" = "try-pa"; then
3581 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//')
3582 else
3583 error_exit "$drv check failed" \
3584 "Make sure to have the $drv libs and headers installed."
3589 sdl)
3590 if test "$sdl" = "no"; then
3591 error_exit "sdl not found or disabled, can not use sdl audio driver"
3595 try-sdl)
3596 if test "$sdl" = "no"; then
3597 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//')
3598 else
3599 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/')
3603 coreaudio)
3604 coreaudio_libs="-framework CoreAudio"
3607 dsound)
3608 dsound_libs="-lole32 -ldxguid"
3609 audio_win_int="yes"
3612 oss)
3613 oss_libs="$oss_lib"
3617 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3618 error_exit "Unknown driver '$drv' selected" \
3619 "Possible drivers are: $audio_possible_drivers"
3622 esac
3623 done
3625 ##########################################
3626 # BrlAPI probe
3628 if test "$brlapi" != "no" ; then
3629 brlapi_libs="-lbrlapi"
3630 cat > $TMPC << EOF
3631 #include <brlapi.h>
3632 #include <stddef.h>
3633 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3635 if compile_prog "" "$brlapi_libs" ; then
3636 brlapi=yes
3637 else
3638 if test "$brlapi" = "yes" ; then
3639 feature_not_found "brlapi" "Install brlapi devel"
3641 brlapi=no
3645 ##########################################
3646 # iconv probe
3647 if test "$iconv" != "no" ; then
3648 cat > $TMPC << EOF
3649 #include <iconv.h>
3650 int main(void) {
3651 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
3652 return conv != (iconv_t) -1;
3655 iconv_prefix_list="/usr/local:/usr"
3656 iconv_lib_list=":-liconv"
3657 IFS=:
3658 for iconv_prefix in $iconv_prefix_list; do
3659 IFS=:
3660 iconv_cflags="-I$iconv_prefix/include"
3661 iconv_ldflags="-L$iconv_prefix/lib"
3662 for iconv_link in $iconv_lib_list; do
3663 unset IFS
3664 iconv_lib="$iconv_ldflags $iconv_link"
3665 echo "looking at iconv in '$iconv_cflags' '$iconv_lib'" >> config.log
3666 if compile_prog "$iconv_cflags" "$iconv_lib" ; then
3667 iconv_found=yes
3668 break
3670 done
3671 if test "$iconv_found" = yes ; then
3672 break
3674 done
3675 if test "$iconv_found" = "yes" ; then
3676 iconv=yes
3677 else
3678 if test "$iconv" = "yes" ; then
3679 feature_not_found "iconv" "Install iconv devel"
3681 iconv=no
3685 ##########################################
3686 # curses probe
3687 if test "$iconv" = "no" ; then
3688 # curses will need iconv
3689 curses=no
3691 if test "$curses" != "no" ; then
3692 if test "$mingw32" = "yes" ; then
3693 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3694 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3695 else
3696 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3697 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3699 curses_found=no
3700 cat > $TMPC << EOF
3701 #include <locale.h>
3702 #include <curses.h>
3703 #include <wchar.h>
3704 #include <langinfo.h>
3705 int main(void) {
3706 const char *codeset;
3707 wchar_t wch = L'w';
3708 setlocale(LC_ALL, "");
3709 resize_term(0, 0);
3710 addwstr(L"wide chars\n");
3711 addnwstr(&wch, 1);
3712 add_wch(WACS_DEGREE);
3713 codeset = nl_langinfo(CODESET);
3714 return codeset != 0;
3717 IFS=:
3718 for curses_inc in $curses_inc_list; do
3719 # Make sure we get the wide character prototypes
3720 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3721 IFS=:
3722 for curses_lib in $curses_lib_list; do
3723 unset IFS
3724 if compile_prog "$curses_inc" "$curses_lib" ; then
3725 curses_found=yes
3726 break
3728 done
3729 if test "$curses_found" = yes ; then
3730 break
3732 done
3733 unset IFS
3734 if test "$curses_found" = "yes" ; then
3735 curses=yes
3736 else
3737 if test "$curses" = "yes" ; then
3738 feature_not_found "curses" "Install ncurses devel"
3740 curses=no
3744 ##########################################
3745 # curl probe
3746 if test "$curl" != "no" ; then
3747 if $pkg_config libcurl --exists; then
3748 curlconfig="$pkg_config libcurl"
3749 else
3750 curlconfig=curl-config
3752 cat > $TMPC << EOF
3753 #include <curl/curl.h>
3754 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3756 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3757 curl_libs=$($curlconfig --libs 2>/dev/null)
3758 if compile_prog "$curl_cflags" "$curl_libs" ; then
3759 curl=yes
3760 else
3761 if test "$curl" = "yes" ; then
3762 feature_not_found "curl" "Install libcurl devel"
3764 curl=no
3766 fi # test "$curl"
3768 ##########################################
3769 # glib support probe
3771 glib_req_ver=2.48
3772 glib_modules=gthread-2.0
3773 if test "$modules" = yes; then
3774 glib_modules="$glib_modules gmodule-export-2.0"
3776 if test "$plugins" = yes; then
3777 glib_modules="$glib_modules gmodule-2.0"
3780 # This workaround is required due to a bug in pkg-config file for glib as it
3781 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3783 if test "$static" = yes && test "$mingw32" = yes; then
3784 QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3787 for i in $glib_modules; do
3788 if $pkg_config --atleast-version=$glib_req_ver $i; then
3789 glib_cflags=$($pkg_config --cflags $i)
3790 glib_libs=$($pkg_config --libs $i)
3791 QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3792 LIBS="$glib_libs $LIBS"
3793 libs_qga="$glib_libs $libs_qga"
3794 else
3795 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3797 done
3799 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
3800 gio=yes
3801 gio_cflags=$($pkg_config --cflags gio-2.0)
3802 gio_libs=$($pkg_config --libs gio-2.0)
3803 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
3804 if [ ! -x "$gdbus_codegen" ]; then
3805 gdbus_codegen=
3807 else
3808 gio=no
3811 if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
3812 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
3813 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
3816 # Sanity check that the current size_t matches the
3817 # size that glib thinks it should be. This catches
3818 # problems on multi-arch where people try to build
3819 # 32-bit QEMU while pointing at 64-bit glib headers
3820 cat > $TMPC <<EOF
3821 #include <glib.h>
3822 #include <unistd.h>
3824 #define QEMU_BUILD_BUG_ON(x) \
3825 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3827 int main(void) {
3828 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3829 return 0;
3833 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3834 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3835 "You probably need to set PKG_CONFIG_LIBDIR"\
3836 "to point to the right pkg-config files for your"\
3837 "build target"
3840 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3841 cat > $TMPC << EOF
3842 #include <glib.h>
3843 int main(void) { return 0; }
3845 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3846 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3847 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3848 CFLAGS="-Wno-unknown-attributes $CFLAGS"
3852 #########################################
3853 # zlib check
3855 if test "$zlib" != "no" ; then
3856 if $pkg_config --exists zlib; then
3857 zlib_cflags=$($pkg_config --cflags zlib)
3858 zlib_libs=$($pkg_config --libs zlib)
3859 QEMU_CFLAGS="$zlib_cflags $QEMU_CFLAGS"
3860 LIBS="$zlib_libs $LIBS"
3861 else
3862 cat > $TMPC << EOF
3863 #include <zlib.h>
3864 int main(void) { zlibVersion(); return 0; }
3866 if compile_prog "" "-lz" ; then
3867 LIBS="$LIBS -lz"
3868 else
3869 error_exit "zlib check failed" \
3870 "Make sure to have the zlib libs and headers installed."
3875 ##########################################
3876 # SHA command probe for modules
3877 if test "$modules" = yes; then
3878 shacmd_probe="sha1sum sha1 shasum"
3879 for c in $shacmd_probe; do
3880 if has $c; then
3881 shacmd="$c"
3882 break
3884 done
3885 if test "$shacmd" = ""; then
3886 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3890 ##########################################
3891 # pixman support probe
3893 if test "$want_tools" = "no" && test "$softmmu" = "no"; then
3894 pixman_cflags=
3895 pixman_libs=
3896 elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3897 pixman_cflags=$($pkg_config --cflags pixman-1)
3898 pixman_libs=$($pkg_config --libs pixman-1)
3899 else
3900 error_exit "pixman >= 0.21.8 not present." \
3901 "Please install the pixman devel package."
3904 ##########################################
3905 # libmpathpersist probe
3907 if test "$mpath" != "no" ; then
3908 # probe for the new API
3909 cat > $TMPC <<EOF
3910 #include <libudev.h>
3911 #include <mpath_persist.h>
3912 unsigned mpath_mx_alloc_len = 1024;
3913 int logsink;
3914 static struct config *multipath_conf;
3915 extern struct udev *udev;
3916 extern struct config *get_multipath_config(void);
3917 extern void put_multipath_config(struct config *conf);
3918 struct udev *udev;
3919 struct config *get_multipath_config(void) { return multipath_conf; }
3920 void put_multipath_config(struct config *conf) { }
3922 int main(void) {
3923 udev = udev_new();
3924 multipath_conf = mpath_lib_init();
3925 return 0;
3928 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3929 mpathpersist=yes
3930 mpathpersist_new_api=yes
3931 else
3932 # probe for the old API
3933 cat > $TMPC <<EOF
3934 #include <libudev.h>
3935 #include <mpath_persist.h>
3936 unsigned mpath_mx_alloc_len = 1024;
3937 int logsink;
3938 int main(void) {
3939 struct udev *udev = udev_new();
3940 mpath_lib_init(udev);
3941 return 0;
3944 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3945 mpathpersist=yes
3946 mpathpersist_new_api=no
3947 else
3948 mpathpersist=no
3951 else
3952 mpathpersist=no
3955 ##########################################
3956 # pthread probe
3957 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3959 pthread=no
3960 cat > $TMPC << EOF
3961 #include <pthread.h>
3962 static void *f(void *p) { return NULL; }
3963 int main(void) {
3964 pthread_t thread;
3965 pthread_create(&thread, 0, f, 0);
3966 return 0;
3969 if compile_prog "" "" ; then
3970 pthread=yes
3971 else
3972 for pthread_lib in $PTHREADLIBS_LIST; do
3973 if compile_prog "" "$pthread_lib" ; then
3974 pthread=yes
3975 found=no
3976 for lib_entry in $LIBS; do
3977 if test "$lib_entry" = "$pthread_lib"; then
3978 found=yes
3979 break
3981 done
3982 if test "$found" = "no"; then
3983 LIBS="$pthread_lib $LIBS"
3984 libs_qga="$pthread_lib $libs_qga"
3986 PTHREAD_LIB="$pthread_lib"
3987 break
3989 done
3992 if test "$mingw32" != yes && test "$pthread" = no; then
3993 error_exit "pthread check failed" \
3994 "Make sure to have the pthread libs and headers installed."
3997 # check for pthread_setname_np with thread id
3998 pthread_setname_np_w_tid=no
3999 cat > $TMPC << EOF
4000 #include <pthread.h>
4002 static void *f(void *p) { return NULL; }
4003 int main(void)
4005 pthread_t thread;
4006 pthread_create(&thread, 0, f, 0);
4007 pthread_setname_np(thread, "QEMU");
4008 return 0;
4011 if compile_prog "" "$pthread_lib" ; then
4012 pthread_setname_np_w_tid=yes
4015 # check for pthread_setname_np without thread id
4016 pthread_setname_np_wo_tid=no
4017 cat > $TMPC << EOF
4018 #include <pthread.h>
4020 static void *f(void *p) { pthread_setname_np("QEMU"); }
4021 int main(void)
4023 pthread_t thread;
4024 pthread_create(&thread, 0, f, 0);
4025 return 0;
4028 if compile_prog "" "$pthread_lib" ; then
4029 pthread_setname_np_wo_tid=yes
4032 ##########################################
4033 # rbd probe
4034 if test "$rbd" != "no" ; then
4035 cat > $TMPC <<EOF
4036 #include <stdio.h>
4037 #include <rbd/librbd.h>
4038 int main(void) {
4039 rados_t cluster;
4040 rados_create(&cluster, NULL);
4041 return 0;
4044 rbd_libs="-lrbd -lrados"
4045 if compile_prog "" "$rbd_libs" ; then
4046 rbd=yes
4047 else
4048 if test "$rbd" = "yes" ; then
4049 feature_not_found "rados block device" "Install librbd/ceph devel"
4051 rbd=no
4055 ##########################################
4056 # libssh probe
4057 if test "$libssh" != "no" ; then
4058 if $pkg_config --exists libssh; then
4059 libssh_cflags=$($pkg_config libssh --cflags)
4060 libssh_libs=$($pkg_config libssh --libs)
4061 libssh=yes
4062 else
4063 if test "$libssh" = "yes" ; then
4064 error_exit "libssh required for --enable-libssh"
4066 libssh=no
4070 ##########################################
4071 # Check for libssh 0.8
4072 # This is done like this instead of using the LIBSSH_VERSION_* and
4073 # SSH_VERSION_* macros because some distributions in the past shipped
4074 # snapshots of the future 0.8 from Git, and those snapshots did not
4075 # have updated version numbers (still referring to 0.7.0).
4077 if test "$libssh" = "yes"; then
4078 cat > $TMPC <<EOF
4079 #include <libssh/libssh.h>
4080 int main(void) { return ssh_get_server_publickey(NULL, NULL); }
4082 if compile_prog "$libssh_cflags" "$libssh_libs"; then
4083 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags"
4087 ##########################################
4088 # linux-aio probe
4090 if test "$linux_aio" != "no" ; then
4091 cat > $TMPC <<EOF
4092 #include <libaio.h>
4093 #include <sys/eventfd.h>
4094 #include <stddef.h>
4095 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
4097 if compile_prog "" "-laio" ; then
4098 linux_aio=yes
4099 else
4100 if test "$linux_aio" = "yes" ; then
4101 feature_not_found "linux AIO" "Install libaio devel"
4103 linux_aio=no
4106 ##########################################
4107 # linux-io-uring probe
4109 if test "$linux_io_uring" != "no" ; then
4110 if $pkg_config liburing; then
4111 linux_io_uring_cflags=$($pkg_config --cflags liburing)
4112 linux_io_uring_libs=$($pkg_config --libs liburing)
4113 linux_io_uring=yes
4115 # io_uring is used in libqemuutil.a where per-file -libs variables are not
4116 # seen by programs linking the archive. It's not ideal, but just add the
4117 # library dependency globally.
4118 LIBS="$linux_io_uring_libs $LIBS"
4119 else
4120 if test "$linux_io_uring" = "yes" ; then
4121 feature_not_found "linux io_uring" "Install liburing devel"
4123 linux_io_uring=no
4127 ##########################################
4128 # TPM emulation is only on POSIX
4130 if test "$tpm" = ""; then
4131 if test "$mingw32" = "yes"; then
4132 tpm=no
4133 else
4134 tpm=yes
4136 elif test "$tpm" = "yes"; then
4137 if test "$mingw32" = "yes" ; then
4138 error_exit "TPM emulation only available on POSIX systems"
4142 ##########################################
4143 # attr probe
4145 if test "$attr" != "no" ; then
4146 cat > $TMPC <<EOF
4147 #include <stdio.h>
4148 #include <sys/types.h>
4149 #ifdef CONFIG_LIBATTR
4150 #include <attr/xattr.h>
4151 #else
4152 #include <sys/xattr.h>
4153 #endif
4154 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
4156 if compile_prog "" "" ; then
4157 attr=yes
4158 # Older distros have <attr/xattr.h>, and need -lattr:
4159 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
4160 attr=yes
4161 LIBS="-lattr $LIBS"
4162 libattr=yes
4163 else
4164 if test "$attr" = "yes" ; then
4165 feature_not_found "ATTR" "Install libc6 or libattr devel"
4167 attr=no
4171 ##########################################
4172 # iovec probe
4173 cat > $TMPC <<EOF
4174 #include <sys/types.h>
4175 #include <sys/uio.h>
4176 #include <unistd.h>
4177 int main(void) { return sizeof(struct iovec); }
4179 iovec=no
4180 if compile_prog "" "" ; then
4181 iovec=yes
4184 ##########################################
4185 # preadv probe
4186 cat > $TMPC <<EOF
4187 #include <sys/types.h>
4188 #include <sys/uio.h>
4189 #include <unistd.h>
4190 int main(void) { return preadv(0, 0, 0, 0); }
4192 preadv=no
4193 if compile_prog "" "" ; then
4194 preadv=yes
4197 ##########################################
4198 # fdt probe
4199 # fdt support is mandatory for at least some target architectures,
4200 # so insist on it if we're building those system emulators.
4201 fdt_required=no
4202 for target in $target_list; do
4203 case $target in
4204 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu)
4205 fdt_required=yes
4207 esac
4208 done
4210 if test "$fdt_required" = "yes"; then
4211 if test "$fdt" = "no"; then
4212 error_exit "fdt disabled but some requested targets require it." \
4213 "You can turn off fdt only if you also disable all the system emulation" \
4214 "targets which need it (by specifying a cut down --target-list)."
4216 fdt=yes
4217 elif test "$fdt" != "yes" ; then
4218 fdt=no
4221 # fdt is only required when building softmmu targets
4222 if test -z "$fdt" -a "$softmmu" != "yes" ; then
4223 fdt="no"
4226 if test "$fdt" != "no" ; then
4227 fdt_libs="-lfdt"
4228 # explicitly check for libfdt_env.h as it is missing in some stable installs
4229 # and test for required functions to make sure we are on a version >= 1.4.2
4230 cat > $TMPC << EOF
4231 #include <libfdt.h>
4232 #include <libfdt_env.h>
4233 int main(void) { fdt_check_full(NULL, 0); return 0; }
4235 if compile_prog "" "$fdt_libs" ; then
4236 # system DTC is good - use it
4237 fdt=system
4238 else
4239 # have GIT checkout, so activate dtc submodule
4240 if test -e "${source_path}/.git" ; then
4241 git_submodules="${git_submodules} dtc"
4243 if test -d "${source_path}/dtc/libfdt" || test -e "${source_path}/.git" ; then
4244 fdt=git
4245 mkdir -p dtc
4246 if [ "$pwd_is_source_path" != "y" ] ; then
4247 symlink "$source_path/dtc/Makefile" "dtc/Makefile"
4248 symlink "$source_path/dtc/scripts" "dtc/scripts"
4250 fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
4251 fdt_ldflags="-L\$(BUILD_DIR)/dtc/libfdt"
4252 fdt_libs="$fdt_libs"
4253 elif test "$fdt" = "yes" ; then
4254 # Not a git build & no libfdt found, prompt for system install
4255 error_exit "DTC (libfdt) version >= 1.4.2 not present." \
4256 "Please install the DTC (libfdt) devel package"
4257 else
4258 # don't have and don't want
4259 fdt_libs=
4260 fdt=no
4265 libs_softmmu="$libs_softmmu $fdt_libs"
4267 ##########################################
4268 # opengl probe (for sdl2, gtk, milkymist-tmu2)
4270 gbm="no"
4271 if $pkg_config gbm; then
4272 gbm_cflags="$($pkg_config --cflags gbm)"
4273 gbm_libs="$($pkg_config --libs gbm)"
4274 gbm="yes"
4277 if test "$opengl" != "no" ; then
4278 opengl_pkgs="epoxy gbm"
4279 if $pkg_config $opengl_pkgs; then
4280 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)"
4281 opengl_libs="$($pkg_config --libs $opengl_pkgs)"
4282 opengl=yes
4283 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
4284 gtk_gl="yes"
4286 QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
4287 else
4288 if test "$opengl" = "yes" ; then
4289 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
4291 opengl_cflags=""
4292 opengl_libs=""
4293 opengl=no
4297 if test "$opengl" = "yes"; then
4298 cat > $TMPC << EOF
4299 #include <epoxy/egl.h>
4300 #ifndef EGL_MESA_image_dma_buf_export
4301 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
4302 #endif
4303 int main(void) { return 0; }
4305 if compile_prog "" "" ; then
4306 opengl_dmabuf=yes
4310 if test "$opengl" = "yes" && test "$have_x11" = "yes"; then
4311 for target in $target_list; do
4312 case $target in
4313 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL
4314 need_x11=yes
4316 esac
4317 done
4320 ##########################################
4321 # libxml2 probe
4322 if test "$libxml2" != "no" ; then
4323 if $pkg_config --exists libxml-2.0; then
4324 libxml2="yes"
4325 libxml2_cflags=$($pkg_config --cflags libxml-2.0)
4326 libxml2_libs=$($pkg_config --libs libxml-2.0)
4327 else
4328 if test "$libxml2" = "yes"; then
4329 feature_not_found "libxml2" "Install libxml2 devel"
4331 libxml2="no"
4335 ##########################################
4336 # glusterfs probe
4337 if test "$glusterfs" != "no" ; then
4338 if $pkg_config --atleast-version=3 glusterfs-api; then
4339 glusterfs="yes"
4340 glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
4341 glusterfs_libs=$($pkg_config --libs glusterfs-api)
4342 if $pkg_config --atleast-version=4 glusterfs-api; then
4343 glusterfs_xlator_opt="yes"
4345 if $pkg_config --atleast-version=5 glusterfs-api; then
4346 glusterfs_discard="yes"
4348 if $pkg_config --atleast-version=6 glusterfs-api; then
4349 glusterfs_fallocate="yes"
4350 glusterfs_zerofill="yes"
4352 cat > $TMPC << EOF
4353 #include <glusterfs/api/glfs.h>
4356 main(void)
4358 /* new glfs_ftruncate() passes two additional args */
4359 return glfs_ftruncate(NULL, 0, NULL, NULL);
4362 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4363 glusterfs_ftruncate_has_stat="yes"
4365 cat > $TMPC << EOF
4366 #include <glusterfs/api/glfs.h>
4368 /* new glfs_io_cbk() passes two additional glfs_stat structs */
4369 static void
4370 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
4374 main(void)
4376 glfs_io_cbk iocb = &glusterfs_iocb;
4377 iocb(NULL, 0 , NULL, NULL, NULL);
4378 return 0;
4381 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4382 glusterfs_iocb_has_stat="yes"
4384 else
4385 if test "$glusterfs" = "yes" ; then
4386 feature_not_found "GlusterFS backend support" \
4387 "Install glusterfs-api devel >= 3"
4389 glusterfs="no"
4393 # Check for inotify functions when we are building linux-user
4394 # emulator. This is done because older glibc versions don't
4395 # have syscall stubs for these implemented. In that case we
4396 # don't provide them even if kernel supports them.
4398 inotify=no
4399 cat > $TMPC << EOF
4400 #include <sys/inotify.h>
4403 main(void)
4405 /* try to start inotify */
4406 return inotify_init();
4409 if compile_prog "" "" ; then
4410 inotify=yes
4413 inotify1=no
4414 cat > $TMPC << EOF
4415 #include <sys/inotify.h>
4418 main(void)
4420 /* try to start inotify */
4421 return inotify_init1(0);
4424 if compile_prog "" "" ; then
4425 inotify1=yes
4428 # check if pipe2 is there
4429 pipe2=no
4430 cat > $TMPC << EOF
4431 #include <unistd.h>
4432 #include <fcntl.h>
4434 int main(void)
4436 int pipefd[2];
4437 return pipe2(pipefd, O_CLOEXEC);
4440 if compile_prog "" "" ; then
4441 pipe2=yes
4444 # check if accept4 is there
4445 accept4=no
4446 cat > $TMPC << EOF
4447 #include <sys/socket.h>
4448 #include <stddef.h>
4450 int main(void)
4452 accept4(0, NULL, NULL, SOCK_CLOEXEC);
4453 return 0;
4456 if compile_prog "" "" ; then
4457 accept4=yes
4460 # check if tee/splice is there. vmsplice was added same time.
4461 splice=no
4462 cat > $TMPC << EOF
4463 #include <unistd.h>
4464 #include <fcntl.h>
4465 #include <limits.h>
4467 int main(void)
4469 int len, fd = 0;
4470 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
4471 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
4472 return 0;
4475 if compile_prog "" "" ; then
4476 splice=yes
4479 ##########################################
4480 # libnuma probe
4482 if test "$numa" != "no" ; then
4483 cat > $TMPC << EOF
4484 #include <numa.h>
4485 int main(void) { return numa_available(); }
4488 if compile_prog "" "-lnuma" ; then
4489 numa=yes
4490 libs_softmmu="-lnuma $libs_softmmu"
4491 else
4492 if test "$numa" = "yes" ; then
4493 feature_not_found "numa" "install numactl devel"
4495 numa=no
4499 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
4500 echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
4501 exit 1
4504 # Even if malloc_trim() is available, these non-libc memory allocators
4505 # do not support it.
4506 if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then
4507 if test "$malloc_trim" = "yes" ; then
4508 echo "Disabling malloc_trim with non-libc memory allocator"
4510 malloc_trim="no"
4513 #######################################
4514 # malloc_trim
4516 if test "$malloc_trim" != "no" ; then
4517 cat > $TMPC << EOF
4518 #include <malloc.h>
4519 int main(void) { malloc_trim(0); return 0; }
4521 if compile_prog "" "" ; then
4522 malloc_trim="yes"
4523 else
4524 malloc_trim="no"
4528 ##########################################
4529 # tcmalloc probe
4531 if test "$tcmalloc" = "yes" ; then
4532 cat > $TMPC << EOF
4533 #include <stdlib.h>
4534 int main(void) { malloc(1); return 0; }
4537 if compile_prog "" "-ltcmalloc" ; then
4538 LIBS="-ltcmalloc $LIBS"
4539 else
4540 feature_not_found "tcmalloc" "install gperftools devel"
4544 ##########################################
4545 # jemalloc probe
4547 if test "$jemalloc" = "yes" ; then
4548 cat > $TMPC << EOF
4549 #include <stdlib.h>
4550 int main(void) { malloc(1); return 0; }
4553 if compile_prog "" "-ljemalloc" ; then
4554 LIBS="-ljemalloc $LIBS"
4555 else
4556 feature_not_found "jemalloc" "install jemalloc devel"
4560 ##########################################
4561 # signalfd probe
4562 signalfd="no"
4563 cat > $TMPC << EOF
4564 #include <unistd.h>
4565 #include <sys/syscall.h>
4566 #include <signal.h>
4567 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
4570 if compile_prog "" "" ; then
4571 signalfd=yes
4574 # check if optreset global is declared by <getopt.h>
4575 optreset="no"
4576 cat > $TMPC << EOF
4577 #include <getopt.h>
4578 int main(void) { return optreset; }
4581 if compile_prog "" "" ; then
4582 optreset=yes
4585 # check if eventfd is supported
4586 eventfd=no
4587 cat > $TMPC << EOF
4588 #include <sys/eventfd.h>
4590 int main(void)
4592 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
4595 if compile_prog "" "" ; then
4596 eventfd=yes
4599 # check if memfd is supported
4600 memfd=no
4601 cat > $TMPC << EOF
4602 #include <sys/mman.h>
4604 int main(void)
4606 return memfd_create("foo", MFD_ALLOW_SEALING);
4609 if compile_prog "" "" ; then
4610 memfd=yes
4613 # check for usbfs
4614 have_usbfs=no
4615 if test "$linux_user" = "yes"; then
4616 cat > $TMPC << EOF
4617 #include <linux/usbdevice_fs.h>
4619 #ifndef USBDEVFS_GET_CAPABILITIES
4620 #error "USBDEVFS_GET_CAPABILITIES undefined"
4621 #endif
4623 #ifndef USBDEVFS_DISCONNECT_CLAIM
4624 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
4625 #endif
4627 int main(void)
4629 return 0;
4632 if compile_prog "" ""; then
4633 have_usbfs=yes
4637 # check for fallocate
4638 fallocate=no
4639 cat > $TMPC << EOF
4640 #include <fcntl.h>
4642 int main(void)
4644 fallocate(0, 0, 0, 0);
4645 return 0;
4648 if compile_prog "" "" ; then
4649 fallocate=yes
4652 # check for fallocate hole punching
4653 fallocate_punch_hole=no
4654 cat > $TMPC << EOF
4655 #include <fcntl.h>
4656 #include <linux/falloc.h>
4658 int main(void)
4660 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
4661 return 0;
4664 if compile_prog "" "" ; then
4665 fallocate_punch_hole=yes
4668 # check that fallocate supports range zeroing inside the file
4669 fallocate_zero_range=no
4670 cat > $TMPC << EOF
4671 #include <fcntl.h>
4672 #include <linux/falloc.h>
4674 int main(void)
4676 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
4677 return 0;
4680 if compile_prog "" "" ; then
4681 fallocate_zero_range=yes
4684 # check for posix_fallocate
4685 posix_fallocate=no
4686 cat > $TMPC << EOF
4687 #include <fcntl.h>
4689 int main(void)
4691 posix_fallocate(0, 0, 0);
4692 return 0;
4695 if compile_prog "" "" ; then
4696 posix_fallocate=yes
4699 # check for sync_file_range
4700 sync_file_range=no
4701 cat > $TMPC << EOF
4702 #include <fcntl.h>
4704 int main(void)
4706 sync_file_range(0, 0, 0, 0);
4707 return 0;
4710 if compile_prog "" "" ; then
4711 sync_file_range=yes
4714 # check for linux/fiemap.h and FS_IOC_FIEMAP
4715 fiemap=no
4716 cat > $TMPC << EOF
4717 #include <sys/ioctl.h>
4718 #include <linux/fs.h>
4719 #include <linux/fiemap.h>
4721 int main(void)
4723 ioctl(0, FS_IOC_FIEMAP, 0);
4724 return 0;
4727 if compile_prog "" "" ; then
4728 fiemap=yes
4731 # check for dup3
4732 dup3=no
4733 cat > $TMPC << EOF
4734 #include <unistd.h>
4736 int main(void)
4738 dup3(0, 0, 0);
4739 return 0;
4742 if compile_prog "" "" ; then
4743 dup3=yes
4746 # check for ppoll support
4747 ppoll=no
4748 cat > $TMPC << EOF
4749 #include <poll.h>
4751 int main(void)
4753 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
4754 ppoll(&pfd, 1, 0, 0);
4755 return 0;
4758 if compile_prog "" "" ; then
4759 ppoll=yes
4762 # check for prctl(PR_SET_TIMERSLACK , ... ) support
4763 prctl_pr_set_timerslack=no
4764 cat > $TMPC << EOF
4765 #include <sys/prctl.h>
4767 int main(void)
4769 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4770 return 0;
4773 if compile_prog "" "" ; then
4774 prctl_pr_set_timerslack=yes
4777 # check for epoll support
4778 epoll=no
4779 cat > $TMPC << EOF
4780 #include <sys/epoll.h>
4782 int main(void)
4784 epoll_create(0);
4785 return 0;
4788 if compile_prog "" "" ; then
4789 epoll=yes
4792 # epoll_create1 is a later addition
4793 # so we must check separately for its presence
4794 epoll_create1=no
4795 cat > $TMPC << EOF
4796 #include <sys/epoll.h>
4798 int main(void)
4800 /* Note that we use epoll_create1 as a value, not as
4801 * a function being called. This is necessary so that on
4802 * old SPARC glibc versions where the function was present in
4803 * the library but not declared in the header file we will
4804 * fail the configure check. (Otherwise we will get a compiler
4805 * warning but not an error, and will proceed to fail the
4806 * qemu compile where we compile with -Werror.)
4808 return (int)(uintptr_t)&epoll_create1;
4811 if compile_prog "" "" ; then
4812 epoll_create1=yes
4815 # check for sendfile support
4816 sendfile=no
4817 cat > $TMPC << EOF
4818 #include <sys/sendfile.h>
4820 int main(void)
4822 return sendfile(0, 0, 0, 0);
4825 if compile_prog "" "" ; then
4826 sendfile=yes
4829 # check for timerfd support (glibc 2.8 and newer)
4830 timerfd=no
4831 cat > $TMPC << EOF
4832 #include <sys/timerfd.h>
4834 int main(void)
4836 return(timerfd_create(CLOCK_REALTIME, 0));
4839 if compile_prog "" "" ; then
4840 timerfd=yes
4843 # check for setns and unshare support
4844 setns=no
4845 cat > $TMPC << EOF
4846 #include <sched.h>
4848 int main(void)
4850 int ret;
4851 ret = setns(0, 0);
4852 ret = unshare(0);
4853 return ret;
4856 if compile_prog "" "" ; then
4857 setns=yes
4860 # clock_adjtime probe
4861 clock_adjtime=no
4862 cat > $TMPC <<EOF
4863 #include <time.h>
4865 int main(void)
4867 return clock_adjtime(0, 0);
4870 clock_adjtime=no
4871 if compile_prog "" "" ; then
4872 clock_adjtime=yes
4875 # syncfs probe
4876 syncfs=no
4877 cat > $TMPC <<EOF
4878 #include <unistd.h>
4880 int main(void)
4882 return syncfs(0);
4885 syncfs=no
4886 if compile_prog "" "" ; then
4887 syncfs=yes
4890 # check for kcov support (kernel must be 4.4+, compiled with certain options)
4891 kcov=no
4892 if check_include sys/kcov.h ; then
4893 kcov=yes
4896 # Check we have a new enough version of sphinx-build
4897 has_sphinx_build() {
4898 # This is a bit awkward but works: create a trivial document and
4899 # try to run it with our configuration file (which enforces a
4900 # version requirement). This will fail if either
4901 # sphinx-build doesn't exist at all or if it is too old.
4902 mkdir -p "$TMPDIR1/sphinx"
4903 touch "$TMPDIR1/sphinx/index.rst"
4904 "$sphinx_build" -c "$source_path/docs" -b html "$TMPDIR1/sphinx" "$TMPDIR1/sphinx/out" >/dev/null 2>&1
4907 # Check if tools are available to build documentation.
4908 if test "$docs" != "no" ; then
4909 if has_sphinx_build; then
4910 sphinx_ok=yes
4911 else
4912 sphinx_ok=no
4914 if has makeinfo && has pod2man && test "$sphinx_ok" = "yes"; then
4915 docs=yes
4916 else
4917 if test "$docs" = "yes" ; then
4918 if has $sphinx_build && test "$sphinx_ok" != "yes"; then
4919 echo "Warning: $sphinx_build exists but it is either too old or uses too old a Python version" >&2
4921 feature_not_found "docs" "Install texinfo, Perl/perl-podlators and a Python 3 version of python-sphinx"
4923 docs=no
4927 # Search for bswap_32 function
4928 byteswap_h=no
4929 cat > $TMPC << EOF
4930 #include <byteswap.h>
4931 int main(void) { return bswap_32(0); }
4933 if compile_prog "" "" ; then
4934 byteswap_h=yes
4937 # Search for bswap32 function
4938 bswap_h=no
4939 cat > $TMPC << EOF
4940 #include <sys/endian.h>
4941 #include <sys/types.h>
4942 #include <machine/bswap.h>
4943 int main(void) { return bswap32(0); }
4945 if compile_prog "" "" ; then
4946 bswap_h=yes
4949 ##########################################
4950 # Do we have libiscsi >= 1.9.0
4951 if test "$libiscsi" != "no" ; then
4952 if $pkg_config --atleast-version=1.9.0 libiscsi; then
4953 libiscsi="yes"
4954 libiscsi_cflags=$($pkg_config --cflags libiscsi)
4955 libiscsi_libs=$($pkg_config --libs libiscsi)
4956 else
4957 if test "$libiscsi" = "yes" ; then
4958 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
4960 libiscsi="no"
4964 ##########################################
4965 # Do we need libm
4966 cat > $TMPC << EOF
4967 #include <math.h>
4968 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
4970 if compile_prog "" "" ; then
4972 elif compile_prog "" "-lm" ; then
4973 LIBS="-lm $LIBS"
4974 libs_qga="-lm $libs_qga"
4975 else
4976 error_exit "libm check failed"
4979 ##########################################
4980 # Do we need librt
4981 # uClibc provides 2 versions of clock_gettime(), one with realtime
4982 # support and one without. This means that the clock_gettime() don't
4983 # need -lrt. We still need it for timer_create() so we check for this
4984 # function in addition.
4985 cat > $TMPC <<EOF
4986 #include <signal.h>
4987 #include <time.h>
4988 int main(void) {
4989 timer_create(CLOCK_REALTIME, NULL, NULL);
4990 return clock_gettime(CLOCK_REALTIME, NULL);
4994 if compile_prog "" "" ; then
4996 # we need pthread for static linking. use previous pthread test result
4997 elif compile_prog "" "$pthread_lib -lrt" ; then
4998 LIBS="$LIBS -lrt"
4999 libs_qga="$libs_qga -lrt"
5002 # Check whether we need to link libutil for openpty()
5003 cat > $TMPC << EOF
5004 extern int openpty(int *am, int *as, char *name, void *termp, void *winp);
5005 int main(void) { return openpty(0, 0, 0, 0, 0); }
5008 if ! compile_prog "" "" ; then
5009 if compile_prog "" "-lutil" ; then
5010 libs_softmmu="-lutil $libs_softmmu"
5011 libs_tools="-lutil $libs_tools"
5015 ##########################################
5016 # spice probe
5017 if test "$spice" != "no" ; then
5018 cat > $TMPC << EOF
5019 #include <spice.h>
5020 int main(void) { spice_server_new(); return 0; }
5022 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
5023 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
5024 if $pkg_config --atleast-version=0.12.5 spice-server && \
5025 $pkg_config --atleast-version=0.12.3 spice-protocol && \
5026 compile_prog "$spice_cflags" "$spice_libs" ; then
5027 spice="yes"
5028 libs_softmmu="$libs_softmmu $spice_libs"
5029 QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
5030 spice_protocol_version=$($pkg_config --modversion spice-protocol)
5031 spice_server_version=$($pkg_config --modversion spice-server)
5032 else
5033 if test "$spice" = "yes" ; then
5034 feature_not_found "spice" \
5035 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel"
5037 spice="no"
5041 # check for smartcard support
5042 if test "$smartcard" != "no"; then
5043 if $pkg_config --atleast-version=2.5.1 libcacard; then
5044 libcacard_cflags=$($pkg_config --cflags libcacard)
5045 libcacard_libs=$($pkg_config --libs libcacard)
5046 smartcard="yes"
5047 else
5048 if test "$smartcard" = "yes"; then
5049 feature_not_found "smartcard" "Install libcacard devel"
5051 smartcard="no"
5055 # check for libusb
5056 if test "$libusb" != "no" ; then
5057 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
5058 libusb="yes"
5059 libusb_cflags=$($pkg_config --cflags libusb-1.0)
5060 libusb_libs=$($pkg_config --libs libusb-1.0)
5061 else
5062 if test "$libusb" = "yes"; then
5063 feature_not_found "libusb" "Install libusb devel >= 1.0.13"
5065 libusb="no"
5069 # check for usbredirparser for usb network redirection support
5070 if test "$usb_redir" != "no" ; then
5071 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
5072 usb_redir="yes"
5073 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
5074 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
5075 else
5076 if test "$usb_redir" = "yes"; then
5077 feature_not_found "usb-redir" "Install usbredir devel"
5079 usb_redir="no"
5083 ##########################################
5084 # check if we have VSS SDK headers for win
5086 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5087 test "$vss_win32_sdk" != "no" ; then
5088 case "$vss_win32_sdk" in
5089 "") vss_win32_include="-isystem $source_path" ;;
5090 *\ *) # The SDK is installed in "Program Files" by default, but we cannot
5091 # handle path with spaces. So we symlink the headers into ".sdk/vss".
5092 vss_win32_include="-isystem $source_path/.sdk/vss"
5093 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
5095 *) vss_win32_include="-isystem $vss_win32_sdk"
5096 esac
5097 cat > $TMPC << EOF
5098 #define __MIDL_user_allocate_free_DEFINED__
5099 #include <inc/win2003/vss.h>
5100 int main(void) { return VSS_CTX_BACKUP; }
5102 if compile_prog "$vss_win32_include" "" ; then
5103 guest_agent_with_vss="yes"
5104 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
5105 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
5106 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
5107 else
5108 if test "$vss_win32_sdk" != "" ; then
5109 echo "ERROR: Please download and install Microsoft VSS SDK:"
5110 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490"
5111 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
5112 echo "ERROR: scripts/extract-vsssdk-headers setup.exe"
5113 echo "ERROR: The headers are extracted in the directory \`inc'."
5114 feature_not_found "VSS support"
5116 guest_agent_with_vss="no"
5120 ##########################################
5121 # lookup Windows platform SDK (if not specified)
5122 # The SDK is needed only to build .tlb (type library) file of guest agent
5123 # VSS provider from the source. It is usually unnecessary because the
5124 # pre-compiled .tlb file is included.
5126 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5127 test "$guest_agent_with_vss" = "yes" ; then
5128 if test -z "$win_sdk"; then
5129 programfiles="$PROGRAMFILES"
5130 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
5131 if test -n "$programfiles"; then
5132 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
5133 else
5134 feature_not_found "Windows SDK"
5136 elif test "$win_sdk" = "no"; then
5137 win_sdk=""
5141 ##########################################
5142 # check if mingw environment provides a recent ntddscsi.h
5143 if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then
5144 cat > $TMPC << EOF
5145 #include <windows.h>
5146 #include <ntddscsi.h>
5147 int main(void) {
5148 #if !defined(IOCTL_SCSI_GET_ADDRESS)
5149 #error Missing required ioctl definitions
5150 #endif
5151 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
5152 return addr.Lun;
5155 if compile_prog "" "" ; then
5156 guest_agent_ntddscsi=yes
5157 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga"
5161 ##########################################
5162 # virgl renderer probe
5164 if test "$virglrenderer" != "no" ; then
5165 cat > $TMPC << EOF
5166 #include <virglrenderer.h>
5167 int main(void) { virgl_renderer_poll(); return 0; }
5169 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
5170 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
5171 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null)
5172 if $pkg_config virglrenderer >/dev/null 2>&1 && \
5173 compile_prog "$virgl_cflags" "$virgl_libs" ; then
5174 virglrenderer="yes"
5175 else
5176 if test "$virglrenderer" = "yes" ; then
5177 feature_not_found "virglrenderer"
5179 virglrenderer="no"
5183 ##########################################
5184 # capstone
5186 case "$capstone" in
5187 "" | yes)
5188 if $pkg_config capstone; then
5189 capstone=system
5190 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
5191 capstone=git
5192 elif test -e "${source_path}/capstone/Makefile" ; then
5193 capstone=internal
5194 elif test -z "$capstone" ; then
5195 capstone=no
5196 else
5197 feature_not_found "capstone" "Install capstone devel or git submodule"
5201 system)
5202 if ! $pkg_config capstone; then
5203 feature_not_found "capstone" "Install capstone devel"
5206 esac
5208 case "$capstone" in
5209 git | internal)
5210 if test "$capstone" = git; then
5211 git_submodules="${git_submodules} capstone"
5213 mkdir -p capstone
5214 QEMU_CFLAGS="$QEMU_CFLAGS -I\$(SRC_PATH)/capstone/include"
5215 if test "$mingw32" = "yes"; then
5216 LIBCAPSTONE=capstone.lib
5217 else
5218 LIBCAPSTONE=libcapstone.a
5220 libs_cpu="-L\$(BUILD_DIR)/capstone -lcapstone $libs_cpu"
5223 system)
5224 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags capstone)"
5225 libs_cpu="$($pkg_config --libs capstone) $libs_cpu"
5231 error_exit "Unknown state for capstone: $capstone"
5233 esac
5235 ##########################################
5236 # check if we have fdatasync
5238 fdatasync=no
5239 cat > $TMPC << EOF
5240 #include <unistd.h>
5241 int main(void) {
5242 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
5243 return fdatasync(0);
5244 #else
5245 #error Not supported
5246 #endif
5249 if compile_prog "" "" ; then
5250 fdatasync=yes
5253 ##########################################
5254 # check if we have madvise
5256 madvise=no
5257 cat > $TMPC << EOF
5258 #include <sys/types.h>
5259 #include <sys/mman.h>
5260 #include <stddef.h>
5261 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
5263 if compile_prog "" "" ; then
5264 madvise=yes
5267 ##########################################
5268 # check if we have posix_madvise
5270 posix_madvise=no
5271 cat > $TMPC << EOF
5272 #include <sys/mman.h>
5273 #include <stddef.h>
5274 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
5276 if compile_prog "" "" ; then
5277 posix_madvise=yes
5280 ##########################################
5281 # check if we have posix_memalign()
5283 posix_memalign=no
5284 cat > $TMPC << EOF
5285 #include <stdlib.h>
5286 int main(void) {
5287 void *p;
5288 return posix_memalign(&p, 8, 8);
5291 if compile_prog "" "" ; then
5292 posix_memalign=yes
5295 ##########################################
5296 # check if we have posix_syslog
5298 posix_syslog=no
5299 cat > $TMPC << EOF
5300 #include <syslog.h>
5301 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
5303 if compile_prog "" "" ; then
5304 posix_syslog=yes
5307 ##########################################
5308 # check if we have sem_timedwait
5310 sem_timedwait=no
5311 cat > $TMPC << EOF
5312 #include <semaphore.h>
5313 int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); }
5315 if compile_prog "" "" ; then
5316 sem_timedwait=yes
5319 ##########################################
5320 # check if we have strchrnul
5322 strchrnul=no
5323 cat > $TMPC << EOF
5324 #include <string.h>
5325 int main(void);
5326 // Use a haystack that the compiler shouldn't be able to constant fold
5327 char *haystack = (char*)&main;
5328 int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; }
5330 if compile_prog "" "" ; then
5331 strchrnul=yes
5334 #########################################
5335 # check if we have st_atim
5337 st_atim=no
5338 cat > $TMPC << EOF
5339 #include <sys/stat.h>
5340 #include <stddef.h>
5341 int main(void) { return offsetof(struct stat, st_atim); }
5343 if compile_prog "" "" ; then
5344 st_atim=yes
5347 ##########################################
5348 # check if trace backend exists
5350 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null
5351 if test "$?" -ne 0 ; then
5352 error_exit "invalid trace backends" \
5353 "Please choose supported trace backends."
5356 ##########################################
5357 # For 'ust' backend, test if ust headers are present
5358 if have_backend "ust"; then
5359 cat > $TMPC << EOF
5360 #include <lttng/tracepoint.h>
5361 int main(void) { return 0; }
5363 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
5364 if $pkg_config lttng-ust --exists; then
5365 lttng_ust_libs=$($pkg_config --libs lttng-ust)
5366 else
5367 lttng_ust_libs="-llttng-ust -ldl"
5369 if $pkg_config liburcu-bp --exists; then
5370 urcu_bp_libs=$($pkg_config --libs liburcu-bp)
5371 else
5372 urcu_bp_libs="-lurcu-bp"
5375 LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
5376 libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
5377 else
5378 error_exit "Trace backend 'ust' missing lttng-ust header files"
5382 ##########################################
5383 # For 'dtrace' backend, test if 'dtrace' command is present
5384 if have_backend "dtrace"; then
5385 if ! has 'dtrace' ; then
5386 error_exit "dtrace command is not found in PATH $PATH"
5388 trace_backend_stap="no"
5389 if has 'stap' ; then
5390 trace_backend_stap="yes"
5394 ##########################################
5395 # check and set a backend for coroutine
5397 # We prefer ucontext, but it's not always possible. The fallback
5398 # is sigcontext. On Windows the only valid backend is the Windows
5399 # specific one.
5401 ucontext_works=no
5402 if test "$darwin" != "yes"; then
5403 cat > $TMPC << EOF
5404 #include <ucontext.h>
5405 #ifdef __stub_makecontext
5406 #error Ignoring glibc stub makecontext which will always fail
5407 #endif
5408 int main(void) { makecontext(0, 0, 0); return 0; }
5410 if compile_prog "" "" ; then
5411 ucontext_works=yes
5415 if test "$coroutine" = ""; then
5416 if test "$mingw32" = "yes"; then
5417 coroutine=win32
5418 elif test "$ucontext_works" = "yes"; then
5419 coroutine=ucontext
5420 else
5421 coroutine=sigaltstack
5423 else
5424 case $coroutine in
5425 windows)
5426 if test "$mingw32" != "yes"; then
5427 error_exit "'windows' coroutine backend only valid for Windows"
5429 # Unfortunately the user visible backend name doesn't match the
5430 # coroutine-*.c filename for this case, so we have to adjust it here.
5431 coroutine=win32
5433 ucontext)
5434 if test "$ucontext_works" != "yes"; then
5435 feature_not_found "ucontext"
5438 sigaltstack)
5439 if test "$mingw32" = "yes"; then
5440 error_exit "only the 'windows' coroutine backend is valid for Windows"
5444 error_exit "unknown coroutine backend $coroutine"
5446 esac
5449 if test "$coroutine_pool" = ""; then
5450 coroutine_pool=yes
5453 if test "$debug_stack_usage" = "yes"; then
5454 if test "$coroutine_pool" = "yes"; then
5455 echo "WARN: disabling coroutine pool for stack usage debugging"
5456 coroutine_pool=no
5461 ##########################################
5462 # check if we have open_by_handle_at
5464 open_by_handle_at=no
5465 cat > $TMPC << EOF
5466 #include <fcntl.h>
5467 #if !defined(AT_EMPTY_PATH)
5468 # error missing definition
5469 #else
5470 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
5471 #endif
5473 if compile_prog "" "" ; then
5474 open_by_handle_at=yes
5477 ########################################
5478 # check if we have linux/magic.h
5480 linux_magic_h=no
5481 cat > $TMPC << EOF
5482 #include <linux/magic.h>
5483 int main(void) {
5484 return 0;
5487 if compile_prog "" "" ; then
5488 linux_magic_h=yes
5491 ########################################
5492 # check whether we can disable warning option with a pragma (this is needed
5493 # to silence warnings in the headers of some versions of external libraries).
5494 # This test has to be compiled with -Werror as otherwise an unknown pragma is
5495 # only a warning.
5497 # If we can't selectively disable warning in the code, disable -Werror so that
5498 # the build doesn't fail anyway.
5500 pragma_disable_unused_but_set=no
5501 cat > $TMPC << EOF
5502 #pragma GCC diagnostic push
5503 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
5504 #pragma GCC diagnostic pop
5506 int main(void) {
5507 return 0;
5510 if compile_prog "-Werror" "" ; then
5511 pragma_diagnostic_available=yes
5512 else
5513 werror=no
5516 ########################################
5517 # check if we have valgrind/valgrind.h
5519 valgrind_h=no
5520 cat > $TMPC << EOF
5521 #include <valgrind/valgrind.h>
5522 int main(void) {
5523 return 0;
5526 if compile_prog "" "" ; then
5527 valgrind_h=yes
5530 ########################################
5531 # check if environ is declared
5533 has_environ=no
5534 cat > $TMPC << EOF
5535 #include <unistd.h>
5536 int main(void) {
5537 environ = 0;
5538 return 0;
5541 if compile_prog "" "" ; then
5542 has_environ=yes
5545 ########################################
5546 # check if cpuid.h is usable.
5548 cat > $TMPC << EOF
5549 #include <cpuid.h>
5550 int main(void) {
5551 unsigned a, b, c, d;
5552 int max = __get_cpuid_max(0, 0);
5554 if (max >= 1) {
5555 __cpuid(1, a, b, c, d);
5558 if (max >= 7) {
5559 __cpuid_count(7, 0, a, b, c, d);
5562 return 0;
5565 if compile_prog "" "" ; then
5566 cpuid_h=yes
5569 ##########################################
5570 # avx2 optimization requirement check
5572 # There is no point enabling this if cpuid.h is not usable,
5573 # since we won't be able to select the new routines.
5575 if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then
5576 cat > $TMPC << EOF
5577 #pragma GCC push_options
5578 #pragma GCC target("avx2")
5579 #include <cpuid.h>
5580 #include <immintrin.h>
5581 static int bar(void *a) {
5582 __m256i x = *(__m256i *)a;
5583 return _mm256_testz_si256(x, x);
5585 int main(int argc, char *argv[]) { return bar(argv[0]); }
5587 if compile_object "" ; then
5588 avx2_opt="yes"
5589 else
5590 avx2_opt="no"
5594 ##########################################
5595 # avx512f optimization requirement check
5597 # There is no point enabling this if cpuid.h is not usable,
5598 # since we won't be able to select the new routines.
5599 # by default, it is turned off.
5600 # if user explicitly want to enable it, check environment
5602 if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then
5603 cat > $TMPC << EOF
5604 #pragma GCC push_options
5605 #pragma GCC target("avx512f")
5606 #include <cpuid.h>
5607 #include <immintrin.h>
5608 static int bar(void *a) {
5609 __m512i x = *(__m512i *)a;
5610 return _mm512_test_epi64_mask(x, x);
5612 int main(int argc, char *argv[])
5614 return bar(argv[0]);
5617 if ! compile_object "" ; then
5618 avx512f_opt="no"
5620 else
5621 avx512f_opt="no"
5624 ########################################
5625 # check if __[u]int128_t is usable.
5627 int128=no
5628 cat > $TMPC << EOF
5629 __int128_t a;
5630 __uint128_t b;
5631 int main (void) {
5632 a = a + b;
5633 b = a * b;
5634 a = a * a;
5635 return 0;
5638 if compile_prog "" "" ; then
5639 int128=yes
5642 #########################################
5643 # See if 128-bit atomic operations are supported.
5645 atomic128=no
5646 if test "$int128" = "yes"; then
5647 cat > $TMPC << EOF
5648 int main(void)
5650 unsigned __int128 x = 0, y = 0;
5651 y = __atomic_load_16(&x, 0);
5652 __atomic_store_16(&x, y, 0);
5653 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
5654 return 0;
5657 if compile_prog "" "" ; then
5658 atomic128=yes
5662 cmpxchg128=no
5663 if test "$int128" = yes && test "$atomic128" = no; then
5664 cat > $TMPC << EOF
5665 int main(void)
5667 unsigned __int128 x = 0, y = 0;
5668 __sync_val_compare_and_swap_16(&x, y, x);
5669 return 0;
5672 if compile_prog "" "" ; then
5673 cmpxchg128=yes
5677 #########################################
5678 # See if 64-bit atomic operations are supported.
5679 # Note that without __atomic builtins, we can only
5680 # assume atomic loads/stores max at pointer size.
5682 cat > $TMPC << EOF
5683 #include <stdint.h>
5684 int main(void)
5686 uint64_t x = 0, y = 0;
5687 #ifdef __ATOMIC_RELAXED
5688 y = __atomic_load_8(&x, 0);
5689 __atomic_store_8(&x, y, 0);
5690 __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
5691 __atomic_exchange_8(&x, y, 0);
5692 __atomic_fetch_add_8(&x, y, 0);
5693 #else
5694 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
5695 __sync_lock_test_and_set(&x, y);
5696 __sync_val_compare_and_swap(&x, y, 0);
5697 __sync_fetch_and_add(&x, y);
5698 #endif
5699 return 0;
5702 if compile_prog "" "" ; then
5703 atomic64=yes
5706 #########################################
5707 # See if --dynamic-list is supported by the linker
5708 ld_dynamic_list="no"
5709 if test "$static" = "no" ; then
5710 cat > $TMPTXT <<EOF
5712 foo;
5716 cat > $TMPC <<EOF
5717 #include <stdio.h>
5718 void foo(void);
5720 void foo(void)
5722 printf("foo\n");
5725 int main(void)
5727 foo();
5728 return 0;
5732 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then
5733 ld_dynamic_list="yes"
5737 #########################################
5738 # See if -exported_symbols_list is supported by the linker
5740 ld_exported_symbols_list="no"
5741 if test "$static" = "no" ; then
5742 cat > $TMPTXT <<EOF
5743 _foo
5746 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then
5747 ld_exported_symbols_list="yes"
5751 if test "$plugins" = "yes" &&
5752 test "$ld_dynamic_list" = "no" &&
5753 test "$ld_exported_symbols_list" = "no" ; then
5754 error_exit \
5755 "Plugin support requires dynamic linking and specifying a set of symbols " \
5756 "that are exported to plugins. Unfortunately your linker doesn't " \
5757 "support the flag (--dynamic-list or -exported_symbols_list) used " \
5758 "for this purpose. You can't build with --static."
5761 ########################################
5762 # See if 16-byte vector operations are supported.
5763 # Even without a vector unit the compiler may expand these.
5764 # There is a bug in old GCC for PPC that crashes here.
5765 # Unfortunately it's the system compiler for Centos 7.
5767 cat > $TMPC << EOF
5768 typedef unsigned char U1 __attribute__((vector_size(16)));
5769 typedef unsigned short U2 __attribute__((vector_size(16)));
5770 typedef unsigned int U4 __attribute__((vector_size(16)));
5771 typedef unsigned long long U8 __attribute__((vector_size(16)));
5772 typedef signed char S1 __attribute__((vector_size(16)));
5773 typedef signed short S2 __attribute__((vector_size(16)));
5774 typedef signed int S4 __attribute__((vector_size(16)));
5775 typedef signed long long S8 __attribute__((vector_size(16)));
5776 static U1 a1, b1;
5777 static U2 a2, b2;
5778 static U4 a4, b4;
5779 static U8 a8, b8;
5780 static S1 c1;
5781 static S2 c2;
5782 static S4 c4;
5783 static S8 c8;
5784 static int i;
5785 void helper(void *d, void *a, int shift, int i);
5786 void helper(void *d, void *a, int shift, int i)
5788 *(U1 *)(d + i) = *(U1 *)(a + i) << shift;
5789 *(U2 *)(d + i) = *(U2 *)(a + i) << shift;
5790 *(U4 *)(d + i) = *(U4 *)(a + i) << shift;
5791 *(U8 *)(d + i) = *(U8 *)(a + i) << shift;
5793 int main(void)
5795 a1 += b1; a2 += b2; a4 += b4; a8 += b8;
5796 a1 -= b1; a2 -= b2; a4 -= b4; a8 -= b8;
5797 a1 *= b1; a2 *= b2; a4 *= b4; a8 *= b8;
5798 a1 &= b1; a2 &= b2; a4 &= b4; a8 &= b8;
5799 a1 |= b1; a2 |= b2; a4 |= b4; a8 |= b8;
5800 a1 ^= b1; a2 ^= b2; a4 ^= b4; a8 ^= b8;
5801 a1 <<= i; a2 <<= i; a4 <<= i; a8 <<= i;
5802 a1 >>= i; a2 >>= i; a4 >>= i; a8 >>= i;
5803 c1 >>= i; c2 >>= i; c4 >>= i; c8 >>= i;
5804 return 0;
5808 vector16=no
5809 if compile_prog "" "" ; then
5810 vector16=yes
5813 ########################################
5814 # See if __attribute__((alias)) is supported.
5815 # This false for Xcode 9, but has been remedied for Xcode 10.
5816 # Unfortunately, travis uses Xcode 9 by default.
5818 attralias=no
5819 cat > $TMPC << EOF
5820 int x = 1;
5821 extern const int y __attribute__((alias("x")));
5822 int main(void) { return 0; }
5824 if compile_prog "" "" ; then
5825 attralias=yes
5828 ########################################
5829 # check if getauxval is available.
5831 getauxval=no
5832 cat > $TMPC << EOF
5833 #include <sys/auxv.h>
5834 int main(void) {
5835 return getauxval(AT_HWCAP) == 0;
5838 if compile_prog "" "" ; then
5839 getauxval=yes
5842 ########################################
5843 # check if ccache is interfering with
5844 # semantic analysis of macros
5846 unset CCACHE_CPP2
5847 ccache_cpp2=no
5848 cat > $TMPC << EOF
5849 static const int Z = 1;
5850 #define fn() ({ Z; })
5851 #define TAUT(X) ((X) == Z)
5852 #define PAREN(X, Y) (X == Y)
5853 #define ID(X) (X)
5854 int main(int argc, char *argv[])
5856 int x = 0, y = 0;
5857 x = ID(x);
5858 x = fn();
5859 fn();
5860 if (PAREN(x, y)) return 0;
5861 if (TAUT(Z)) return 0;
5862 return 0;
5866 if ! compile_object "-Werror"; then
5867 ccache_cpp2=yes
5870 #################################################
5871 # clang does not support glibc + FORTIFY_SOURCE.
5873 if test "$fortify_source" != "no"; then
5874 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
5875 fortify_source="no";
5876 elif test -n "$cxx" && has $cxx &&
5877 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
5878 fortify_source="no";
5879 else
5880 fortify_source="yes"
5884 ###############################################
5885 # Check if copy_file_range is provided by glibc
5886 have_copy_file_range=no
5887 cat > $TMPC << EOF
5888 #include <unistd.h>
5889 int main(void) {
5890 copy_file_range(0, NULL, 0, NULL, 0, 0);
5891 return 0;
5894 if compile_prog "" "" ; then
5895 have_copy_file_range=yes
5898 ##########################################
5899 # check if struct fsxattr is available via linux/fs.h
5901 have_fsxattr=no
5902 cat > $TMPC << EOF
5903 #include <linux/fs.h>
5904 struct fsxattr foo;
5905 int main(void) {
5906 return 0;
5909 if compile_prog "" "" ; then
5910 have_fsxattr=yes
5913 ##########################################
5914 # check for usable membarrier system call
5915 if test "$membarrier" = "yes"; then
5916 have_membarrier=no
5917 if test "$mingw32" = "yes" ; then
5918 have_membarrier=yes
5919 elif test "$linux" = "yes" ; then
5920 cat > $TMPC << EOF
5921 #include <linux/membarrier.h>
5922 #include <sys/syscall.h>
5923 #include <unistd.h>
5924 #include <stdlib.h>
5925 int main(void) {
5926 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
5927 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
5928 exit(0);
5931 if compile_prog "" "" ; then
5932 have_membarrier=yes
5935 if test "$have_membarrier" = "no"; then
5936 feature_not_found "membarrier" "membarrier system call not available"
5938 else
5939 # Do not enable it by default even for Mingw32, because it doesn't
5940 # work on Wine.
5941 membarrier=no
5944 ##########################################
5945 # check if rtnetlink.h exists and is useful
5946 have_rtnetlink=no
5947 cat > $TMPC << EOF
5948 #include <linux/rtnetlink.h>
5949 int main(void) {
5950 return IFLA_PROTO_DOWN;
5953 if compile_prog "" "" ; then
5954 have_rtnetlink=yes
5957 ##########################################
5958 # check for usable AF_VSOCK environment
5959 have_af_vsock=no
5960 cat > $TMPC << EOF
5961 #include <errno.h>
5962 #include <sys/types.h>
5963 #include <sys/socket.h>
5964 #if !defined(AF_VSOCK)
5965 # error missing AF_VSOCK flag
5966 #endif
5967 #include <linux/vm_sockets.h>
5968 int main(void) {
5969 int sock, ret;
5970 struct sockaddr_vm svm;
5971 socklen_t len = sizeof(svm);
5972 sock = socket(AF_VSOCK, SOCK_STREAM, 0);
5973 ret = getpeername(sock, (struct sockaddr *)&svm, &len);
5974 if ((ret == -1) && (errno == ENOTCONN)) {
5975 return 0;
5977 return -1;
5980 if compile_prog "" "" ; then
5981 have_af_vsock=yes
5984 ##########################################
5985 # check for usable AF_ALG environment
5986 have_afalg=no
5987 cat > $TMPC << EOF
5988 #include <errno.h>
5989 #include <sys/types.h>
5990 #include <sys/socket.h>
5991 #include <linux/if_alg.h>
5992 int main(void) {
5993 int sock;
5994 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
5995 return sock;
5998 if compile_prog "" "" ; then
5999 have_afalg=yes
6001 if test "$crypto_afalg" = "yes"
6002 then
6003 if test "$have_afalg" != "yes"
6004 then
6005 error_exit "AF_ALG requested but could not be detected"
6010 #################################################
6011 # Check to see if we have the Hypervisor framework
6012 if [ "$darwin" = "yes" ] ; then
6013 cat > $TMPC << EOF
6014 #include <Hypervisor/hv.h>
6015 int main() { return 0;}
6017 if ! compile_object ""; then
6018 hvf='no'
6019 else
6020 hvf='yes'
6021 QEMU_LDFLAGS="-framework Hypervisor $QEMU_LDFLAGS"
6025 #################################################
6026 # Sparc implicitly links with --relax, which is
6027 # incompatible with -r, so --no-relax should be
6028 # given. It does no harm to give it on other
6029 # platforms too.
6031 # Note: the prototype is needed since QEMU_CFLAGS
6032 # contains -Wmissing-prototypes
6033 cat > $TMPC << EOF
6034 extern int foo(void);
6035 int foo(void) { return 0; }
6037 if ! compile_object ""; then
6038 error_exit "Failed to compile object file for LD_REL_FLAGS test"
6040 for i in '-Wl,-r -Wl,--no-relax' -Wl,-r -r; do
6041 if do_cc -nostdlib $i -o $TMPMO $TMPO; then
6042 LD_REL_FLAGS=$i
6043 break
6045 done
6046 if test "$modules" = "yes" && test "$LD_REL_FLAGS" = ""; then
6047 feature_not_found "modules" "Cannot find how to build relocatable objects"
6050 ##########################################
6051 # check for sysmacros.h
6053 have_sysmacros=no
6054 cat > $TMPC << EOF
6055 #include <sys/sysmacros.h>
6056 int main(void) {
6057 return makedev(0, 0);
6060 if compile_prog "" "" ; then
6061 have_sysmacros=yes
6064 ##########################################
6065 # Veritas HyperScale block driver VxHS
6066 # Check if libvxhs is installed
6068 if test "$vxhs" != "no" ; then
6069 cat > $TMPC <<EOF
6070 #include <stdint.h>
6071 #include <qnio/qnio_api.h>
6073 void *vxhs_callback;
6075 int main(void) {
6076 iio_init(QNIO_VERSION, vxhs_callback);
6077 return 0;
6080 vxhs_libs="-lvxhs -lssl"
6081 if compile_prog "" "$vxhs_libs" ; then
6082 vxhs=yes
6083 else
6084 if test "$vxhs" = "yes" ; then
6085 feature_not_found "vxhs block device" "Install libvxhs See github"
6087 vxhs=no
6091 ##########################################
6092 # check for _Static_assert()
6094 have_static_assert=no
6095 cat > $TMPC << EOF
6096 _Static_assert(1, "success");
6097 int main(void) {
6098 return 0;
6101 if compile_prog "" "" ; then
6102 have_static_assert=yes
6105 ##########################################
6106 # check for utmpx.h, it is missing e.g. on OpenBSD
6108 have_utmpx=no
6109 cat > $TMPC << EOF
6110 #include <utmpx.h>
6111 struct utmpx user_info;
6112 int main(void) {
6113 return 0;
6116 if compile_prog "" "" ; then
6117 have_utmpx=yes
6120 ##########################################
6121 # check for getrandom()
6123 have_getrandom=no
6124 cat > $TMPC << EOF
6125 #include <sys/random.h>
6126 int main(void) {
6127 return getrandom(0, 0, GRND_NONBLOCK);
6130 if compile_prog "" "" ; then
6131 have_getrandom=yes
6134 ##########################################
6135 # checks for sanitizers
6137 have_asan=no
6138 have_ubsan=no
6139 have_asan_iface_h=no
6140 have_asan_iface_fiber=no
6142 if test "$sanitizers" = "yes" ; then
6143 write_c_skeleton
6144 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
6145 have_asan=yes
6148 # we could use a simple skeleton for flags checks, but this also
6149 # detect the static linking issue of ubsan, see also:
6150 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
6151 cat > $TMPC << EOF
6152 #include <stdlib.h>
6153 int main(void) {
6154 void *tmp = malloc(10);
6155 return *(int *)(tmp + 2);
6158 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
6159 have_ubsan=yes
6162 if check_include "sanitizer/asan_interface.h" ; then
6163 have_asan_iface_h=yes
6166 cat > $TMPC << EOF
6167 #include <sanitizer/asan_interface.h>
6168 int main(void) {
6169 __sanitizer_start_switch_fiber(0, 0, 0);
6170 return 0;
6173 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
6174 have_asan_iface_fiber=yes
6178 ##########################################
6179 # checks for fuzzer
6180 if test "$fuzzing" = "yes" ; then
6181 write_c_fuzzer_skeleton
6182 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address,fuzzer" ""; then
6183 have_fuzzer=yes
6187 ##########################################
6188 # check for libpmem
6190 if test "$libpmem" != "no"; then
6191 if $pkg_config --exists "libpmem"; then
6192 libpmem="yes"
6193 libpmem_libs=$($pkg_config --libs libpmem)
6194 libpmem_cflags=$($pkg_config --cflags libpmem)
6195 libs_softmmu="$libs_softmmu $libpmem_libs"
6196 QEMU_CFLAGS="$QEMU_CFLAGS $libpmem_cflags"
6197 else
6198 if test "$libpmem" = "yes" ; then
6199 feature_not_found "libpmem" "Install nvml or pmdk"
6201 libpmem="no"
6205 ##########################################
6206 # check for slirp
6208 # slirp is only required when building softmmu targets
6209 if test -z "$slirp" -a "$softmmu" != "yes" ; then
6210 slirp="no"
6213 case "$slirp" in
6214 "" | yes)
6215 if $pkg_config slirp; then
6216 slirp=system
6217 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
6218 slirp=git
6219 elif test -e "${source_path}/slirp/Makefile" ; then
6220 slirp=internal
6221 elif test -z "$slirp" ; then
6222 slirp=no
6223 else
6224 feature_not_found "slirp" "Install slirp devel or git submodule"
6228 system)
6229 if ! $pkg_config slirp; then
6230 feature_not_found "slirp" "Install slirp devel"
6233 esac
6235 case "$slirp" in
6236 git | internal)
6237 if test "$slirp" = git; then
6238 git_submodules="${git_submodules} slirp"
6240 mkdir -p slirp
6241 slirp_cflags="-I\$(SRC_PATH)/slirp/src -I\$(BUILD_DIR)/slirp/src"
6242 slirp_libs="-L\$(BUILD_DIR)/slirp -lslirp"
6243 if test "$mingw32" = "yes" ; then
6244 slirp_libs="$slirp_libs -lws2_32 -liphlpapi"
6248 system)
6249 slirp_version=$($pkg_config --modversion slirp 2>/dev/null)
6250 slirp_cflags=$($pkg_config --cflags slirp 2>/dev/null)
6251 slirp_libs=$($pkg_config --libs slirp 2>/dev/null)
6257 error_exit "Unknown state for slirp: $slirp"
6259 esac
6262 ##########################################
6263 # End of CC checks
6264 # After here, no more $cc or $ld runs
6266 write_c_skeleton
6268 if test "$gcov" = "yes" ; then
6269 QEMU_CFLAGS="-fprofile-arcs -ftest-coverage -g $QEMU_CFLAGS"
6270 QEMU_LDFLAGS="-fprofile-arcs -ftest-coverage $QEMU_LDFLAGS"
6271 elif test "$fortify_source" = "yes" ; then
6272 CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
6273 elif test "$debug" = "no"; then
6274 CFLAGS="-O2 $CFLAGS"
6277 if test "$have_asan" = "yes"; then
6278 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
6279 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
6280 if test "$have_asan_iface_h" = "no" ; then
6281 echo "ASAN build enabled, but ASAN header missing." \
6282 "Without code annotation, the report may be inferior."
6283 elif test "$have_asan_iface_fiber" = "no" ; then
6284 echo "ASAN build enabled, but ASAN header is too old." \
6285 "Without code annotation, the report may be inferior."
6288 if test "$have_ubsan" = "yes"; then
6289 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
6290 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
6293 ##########################################
6294 # Do we have libnfs
6295 if test "$libnfs" != "no" ; then
6296 if $pkg_config --atleast-version=1.9.3 libnfs; then
6297 libnfs="yes"
6298 libnfs_libs=$($pkg_config --libs libnfs)
6299 else
6300 if test "$libnfs" = "yes" ; then
6301 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
6303 libnfs="no"
6307 ##########################################
6308 # Do we have libudev
6309 if test "$libudev" != "no" ; then
6310 if $pkg_config libudev && test "$static" != "yes"; then
6311 libudev="yes"
6312 libudev_libs=$($pkg_config --libs libudev)
6313 else
6314 libudev="no"
6318 # Now we've finished running tests it's OK to add -Werror to the compiler flags
6319 if test "$werror" = "yes"; then
6320 QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
6323 if test "$solaris" = "no" ; then
6324 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
6325 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS"
6329 # test if pod2man has --utf8 option
6330 if pod2man --help | grep -q utf8; then
6331 POD2MAN="pod2man --utf8"
6332 else
6333 POD2MAN="pod2man"
6336 # Use ASLR, no-SEH and DEP if available
6337 if test "$mingw32" = "yes" ; then
6338 for flag in --dynamicbase --no-seh --nxcompat; do
6339 if ld_has $flag ; then
6340 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
6342 done
6345 # Disable OpenBSD W^X if available
6346 if test "$tcg" = "yes" && test "$targetos" = "OpenBSD"; then
6347 cat > $TMPC <<EOF
6348 int main(void) { return 0; }
6350 wx_ldflags="-Wl,-z,wxneeded"
6351 if compile_prog "" "$wx_ldflags"; then
6352 QEMU_LDFLAGS="$QEMU_LDFLAGS $wx_ldflags"
6356 qemu_confdir=$sysconfdir$confsuffix
6357 qemu_moddir=$libdir$confsuffix
6358 qemu_datadir=$datadir$confsuffix
6359 qemu_localedir="$datadir/locale"
6360 qemu_icondir="$datadir/icons"
6361 qemu_desktopdir="$datadir/applications"
6363 # We can only support ivshmem if we have eventfd
6364 if [ "$eventfd" = "yes" ]; then
6365 ivshmem=yes
6368 tools=""
6369 if test "$want_tools" = "yes" ; then
6370 tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) qemu-edid\$(EXESUF) $tools"
6371 if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
6372 tools="qemu-nbd\$(EXESUF) qemu-storage-daemon\$(EXESUF) $tools"
6374 if [ "$ivshmem" = "yes" ]; then
6375 tools="ivshmem-client\$(EXESUF) ivshmem-server\$(EXESUF) $tools"
6377 if [ "$curl" = "yes" ]; then
6378 tools="elf2dmp\$(EXESUF) $tools"
6381 if test "$softmmu" = yes ; then
6382 if test "$linux" = yes; then
6383 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then
6384 virtfs=yes
6385 tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
6386 else
6387 if test "$virtfs" = yes; then
6388 error_exit "VirtFS requires libcap-ng devel and libattr devel"
6390 virtfs=no
6392 if test "$mpath" != no && test "$mpathpersist" = yes ; then
6393 mpath=yes
6394 else
6395 if test "$mpath" = yes; then
6396 error_exit "Multipath requires libmpathpersist devel"
6398 mpath=no
6400 tools="$tools scsi/qemu-pr-helper\$(EXESUF)"
6401 else
6402 if test "$virtfs" = yes; then
6403 error_exit "VirtFS is supported only on Linux"
6405 virtfs=no
6406 if test "$mpath" = yes; then
6407 error_exit "Multipath is supported only on Linux"
6409 mpath=no
6411 if test "$xkbcommon" = "yes"; then
6412 tools="qemu-keymap\$(EXESUF) $tools"
6416 # Probe for guest agent support/options
6418 if [ "$guest_agent" != "no" ]; then
6419 if [ "$softmmu" = no -a "$want_tools" = no ] ; then
6420 guest_agent=no
6421 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
6422 tools="qemu-ga\$(EXESUF) $tools"
6423 guest_agent=yes
6424 elif [ "$guest_agent" != yes ]; then
6425 guest_agent=no
6426 else
6427 error_exit "Guest agent is not supported on this platform"
6431 # Guest agent Window MSI package
6433 if test "$guest_agent" != yes; then
6434 if test "$guest_agent_msi" = yes; then
6435 error_exit "MSI guest agent package requires guest agent enabled"
6437 guest_agent_msi=no
6438 elif test "$mingw32" != "yes"; then
6439 if test "$guest_agent_msi" = "yes"; then
6440 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
6442 guest_agent_msi=no
6443 elif ! has wixl; then
6444 if test "$guest_agent_msi" = "yes"; then
6445 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
6447 guest_agent_msi=no
6448 else
6449 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
6450 # disabled explicitly
6451 if test "$guest_agent_msi" != "no"; then
6452 guest_agent_msi=yes
6456 if test "$guest_agent_msi" = "yes"; then
6457 if test "$guest_agent_with_vss" = "yes"; then
6458 QEMU_GA_MSI_WITH_VSS="-D InstallVss"
6461 if test "$QEMU_GA_MANUFACTURER" = ""; then
6462 QEMU_GA_MANUFACTURER=QEMU
6465 if test "$QEMU_GA_DISTRO" = ""; then
6466 QEMU_GA_DISTRO=Linux
6469 if test "$QEMU_GA_VERSION" = ""; then
6470 QEMU_GA_VERSION=$(cat $source_path/VERSION)
6473 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
6475 case "$cpu" in
6476 x86_64)
6477 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
6479 i386)
6480 QEMU_GA_MSI_ARCH="-D Arch=32"
6483 error_exit "CPU $cpu not supported for building installation package"
6485 esac
6488 # Mac OS X ships with a broken assembler
6489 roms=
6490 if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \
6491 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \
6492 test "$softmmu" = yes ; then
6493 # Different host OS linkers have different ideas about the name of the ELF
6494 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
6495 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
6496 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
6497 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
6498 ld_i386_emulation="$emu"
6499 roms="optionrom"
6500 break
6502 done
6505 # Only build s390-ccw bios if we're on s390x and the compiler has -march=z900
6506 if test "$cpu" = "s390x" ; then
6507 write_c_skeleton
6508 if compile_prog "-march=z900" ""; then
6509 roms="$roms s390-ccw"
6513 # Probe for the need for relocating the user-only binary.
6514 if ( [ "$linux_user" = yes ] || [ "$bsd_user" = yes ] ) && [ "$pie" = no ]; then
6515 textseg_addr=
6516 case "$cpu" in
6517 arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
6518 # ??? Rationale for choosing this address
6519 textseg_addr=0x60000000
6521 mips)
6522 # A 256M aligned address, high in the address space, with enough
6523 # room for the code_gen_buffer above it before the stack.
6524 textseg_addr=0x60000000
6526 esac
6527 if [ -n "$textseg_addr" ]; then
6528 cat > $TMPC <<EOF
6529 int main(void) { return 0; }
6531 textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
6532 if ! compile_prog "" "$textseg_ldflags"; then
6533 # In case ld does not support -Ttext-segment, edit the default linker
6534 # script via sed to set the .text start addr. This is needed on FreeBSD
6535 # at least.
6536 if ! $ld --verbose >/dev/null 2>&1; then
6537 error_exit \
6538 "We need to link the QEMU user mode binaries at a" \
6539 "specific text address. Unfortunately your linker" \
6540 "doesn't support either the -Ttext-segment option or" \
6541 "printing the default linker script with --verbose." \
6542 "If you don't want the user mode binaries, pass the" \
6543 "--disable-user option to configure."
6546 $ld --verbose | sed \
6547 -e '1,/==================================================/d' \
6548 -e '/==================================================/,$d' \
6549 -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
6550 -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
6551 textseg_ldflags="-Wl,-T../config-host.ld"
6556 # Check that the C++ compiler exists and works with the C compiler.
6557 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
6558 if has $cxx; then
6559 cat > $TMPC <<EOF
6560 int c_function(void);
6561 int main(void) { return c_function(); }
6564 compile_object
6566 cat > $TMPCXX <<EOF
6567 extern "C" {
6568 int c_function(void);
6570 int c_function(void) { return 42; }
6573 update_cxxflags
6575 if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
6576 # C++ compiler $cxx works ok with C compiler $cc
6578 else
6579 echo "C++ compiler $cxx does not work with C compiler $cc"
6580 echo "Disabling C++ specific optional code"
6581 cxx=
6583 else
6584 echo "No C++ compiler available; disabling C++ specific optional code"
6585 cxx=
6588 echo_version() {
6589 if test "$1" = "yes" ; then
6590 echo "($2)"
6594 # prepend pixman and ftd flags after all config tests are done
6595 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
6596 QEMU_LDFLAGS="$fdt_ldflags $QEMU_LDFLAGS"
6597 libs_softmmu="$pixman_libs $libs_softmmu"
6599 echo "Install prefix $prefix"
6600 echo "BIOS directory $(eval echo $qemu_datadir)"
6601 echo "firmware path $(eval echo $firmwarepath)"
6602 echo "binary directory $(eval echo $bindir)"
6603 echo "library directory $(eval echo $libdir)"
6604 echo "module directory $(eval echo $qemu_moddir)"
6605 echo "libexec directory $(eval echo $libexecdir)"
6606 echo "include directory $(eval echo $includedir)"
6607 echo "config directory $(eval echo $sysconfdir)"
6608 if test "$mingw32" = "no" ; then
6609 echo "local state directory $(eval echo $local_statedir)"
6610 echo "Manual directory $(eval echo $mandir)"
6611 echo "ELF interp prefix $interp_prefix"
6612 else
6613 echo "local state directory queried at runtime"
6614 echo "Windows SDK $win_sdk"
6616 echo "Build directory $(pwd)"
6617 echo "Source path $source_path"
6618 echo "GIT binary $git"
6619 echo "GIT submodules $git_submodules"
6620 echo "C compiler $cc"
6621 echo "Host C compiler $host_cc"
6622 echo "C++ compiler $cxx"
6623 echo "Objective-C compiler $objcc"
6624 echo "ARFLAGS $ARFLAGS"
6625 echo "CFLAGS $CFLAGS"
6626 echo "QEMU_CFLAGS $QEMU_CFLAGS"
6627 echo "QEMU_LDFLAGS $QEMU_LDFLAGS"
6628 echo "make $make"
6629 echo "install $install"
6630 echo "python $python ($python_version)"
6631 if test "$docs" != "no"; then
6632 echo "sphinx-build $sphinx_build"
6634 echo "genisoimage $genisoimage"
6635 echo "slirp support $slirp $(echo_version $slirp $slirp_version)"
6636 if test "$slirp" != "no" ; then
6637 echo "smbd $smbd"
6639 echo "module support $modules"
6640 echo "alt path mod load $module_upgrades"
6641 echo "host CPU $cpu"
6642 echo "host big endian $bigendian"
6643 echo "target list $target_list"
6644 echo "gprof enabled $gprof"
6645 echo "sparse enabled $sparse"
6646 echo "strip binaries $strip_opt"
6647 echo "profiler $profiler"
6648 echo "static build $static"
6649 if test "$darwin" = "yes" ; then
6650 echo "Cocoa support $cocoa"
6652 echo "SDL support $sdl $(echo_version $sdl $sdlversion)"
6653 echo "SDL image support $sdl_image"
6654 echo "GTK support $gtk $(echo_version $gtk $gtk_version)"
6655 echo "GTK GL support $gtk_gl"
6656 echo "VTE support $vte $(echo_version $vte $vteversion)"
6657 echo "TLS priority $tls_priority"
6658 echo "GNUTLS support $gnutls"
6659 echo "libgcrypt $gcrypt"
6660 if test "$gcrypt" = "yes"
6661 then
6662 echo " hmac $gcrypt_hmac"
6663 echo " XTS $gcrypt_xts"
6665 echo "nettle $nettle $(echo_version $nettle $nettle_version)"
6666 if test "$nettle" = "yes"
6667 then
6668 echo " XTS $nettle_xts"
6670 echo "libtasn1 $tasn1"
6671 echo "PAM $auth_pam"
6672 echo "iconv support $iconv"
6673 echo "curses support $curses"
6674 echo "virgl support $virglrenderer $(echo_version $virglrenderer $virgl_version)"
6675 echo "curl support $curl"
6676 echo "mingw32 support $mingw32"
6677 echo "Audio drivers $audio_drv_list"
6678 echo "Block whitelist (rw) $block_drv_rw_whitelist"
6679 echo "Block whitelist (ro) $block_drv_ro_whitelist"
6680 echo "VirtFS support $virtfs"
6681 echo "Multipath support $mpath"
6682 echo "VNC support $vnc"
6683 if test "$vnc" = "yes" ; then
6684 echo "VNC SASL support $vnc_sasl"
6685 echo "VNC JPEG support $vnc_jpeg"
6686 echo "VNC PNG support $vnc_png"
6688 echo "xen support $xen"
6689 if test "$xen" = "yes" ; then
6690 echo "xen ctrl version $xen_ctrl_version"
6692 echo "brlapi support $brlapi"
6693 echo "Documentation $docs"
6694 echo "PIE $pie"
6695 echo "vde support $vde"
6696 echo "netmap support $netmap"
6697 echo "Linux AIO support $linux_aio"
6698 echo "Linux io_uring support $linux_io_uring"
6699 echo "ATTR/XATTR support $attr"
6700 echo "Install blobs $blobs"
6701 echo "KVM support $kvm"
6702 echo "HAX support $hax"
6703 echo "HVF support $hvf"
6704 echo "WHPX support $whpx"
6705 echo "TCG support $tcg"
6706 if test "$tcg" = "yes" ; then
6707 echo "TCG debug enabled $debug_tcg"
6708 echo "TCG interpreter $tcg_interpreter"
6710 echo "malloc trim support $malloc_trim"
6711 echo "RDMA support $rdma"
6712 echo "PVRDMA support $pvrdma"
6713 echo "fdt support $fdt"
6714 echo "membarrier $membarrier"
6715 echo "preadv support $preadv"
6716 echo "fdatasync $fdatasync"
6717 echo "madvise $madvise"
6718 echo "posix_madvise $posix_madvise"
6719 echo "posix_memalign $posix_memalign"
6720 echo "libcap-ng support $cap_ng"
6721 echo "vhost-net support $vhost_net"
6722 echo "vhost-crypto support $vhost_crypto"
6723 echo "vhost-scsi support $vhost_scsi"
6724 echo "vhost-vsock support $vhost_vsock"
6725 echo "vhost-user support $vhost_user"
6726 echo "vhost-user-fs support $vhost_user_fs"
6727 echo "Trace backends $trace_backends"
6728 if have_backend "simple"; then
6729 echo "Trace output file $trace_file-<pid>"
6731 echo "spice support $spice $(echo_version $spice $spice_protocol_version/$spice_server_version)"
6732 echo "rbd support $rbd"
6733 echo "xfsctl support $xfs"
6734 echo "smartcard support $smartcard"
6735 echo "libusb $libusb"
6736 echo "usb net redir $usb_redir"
6737 echo "OpenGL support $opengl"
6738 echo "OpenGL dmabufs $opengl_dmabuf"
6739 echo "libiscsi support $libiscsi"
6740 echo "libnfs support $libnfs"
6741 echo "build guest agent $guest_agent"
6742 echo "QGA VSS support $guest_agent_with_vss"
6743 echo "QGA w32 disk info $guest_agent_ntddscsi"
6744 echo "QGA MSI support $guest_agent_msi"
6745 echo "seccomp support $seccomp"
6746 echo "coroutine backend $coroutine"
6747 echo "coroutine pool $coroutine_pool"
6748 echo "debug stack usage $debug_stack_usage"
6749 echo "mutex debugging $debug_mutex"
6750 echo "crypto afalg $crypto_afalg"
6751 echo "GlusterFS support $glusterfs"
6752 echo "gcov $gcov_tool"
6753 echo "gcov enabled $gcov"
6754 echo "TPM support $tpm"
6755 echo "libssh support $libssh"
6756 echo "QOM debugging $qom_cast_debug"
6757 echo "Live block migration $live_block_migration"
6758 echo "lzo support $lzo"
6759 echo "snappy support $snappy"
6760 echo "bzip2 support $bzip2"
6761 echo "lzfse support $lzfse"
6762 echo "zstd support $zstd"
6763 echo "NUMA host support $numa"
6764 echo "libxml2 $libxml2"
6765 echo "tcmalloc support $tcmalloc"
6766 echo "jemalloc support $jemalloc"
6767 echo "avx2 optimization $avx2_opt"
6768 echo "avx512f optimization $avx512f_opt"
6769 echo "replication support $replication"
6770 echo "VxHS block device $vxhs"
6771 echo "bochs support $bochs"
6772 echo "cloop support $cloop"
6773 echo "dmg support $dmg"
6774 echo "qcow v1 support $qcow1"
6775 echo "vdi support $vdi"
6776 echo "vvfat support $vvfat"
6777 echo "qed support $qed"
6778 echo "parallels support $parallels"
6779 echo "sheepdog support $sheepdog"
6780 echo "capstone $capstone"
6781 echo "libpmem support $libpmem"
6782 echo "libudev $libudev"
6783 echo "default devices $default_devices"
6784 echo "plugin support $plugins"
6785 echo "fuzzing support $fuzzing"
6787 if test "$supported_cpu" = "no"; then
6788 echo
6789 echo "WARNING: SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!"
6790 echo
6791 echo "CPU host architecture $cpu support is not currently maintained."
6792 echo "The QEMU project intends to remove support for this host CPU in"
6793 echo "a future release if nobody volunteers to maintain it and to"
6794 echo "provide a build host for our continuous integration setup."
6795 echo "configure has succeeded and you can continue to build, but"
6796 echo "if you care about QEMU on this platform you should contact"
6797 echo "us upstream at qemu-devel@nongnu.org."
6800 if test "$supported_os" = "no"; then
6801 echo
6802 echo "WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!"
6803 echo
6804 echo "Host OS $targetos support is not currently maintained."
6805 echo "The QEMU project intends to remove support for this host OS in"
6806 echo "a future release if nobody volunteers to maintain it and to"
6807 echo "provide a build host for our continuous integration setup."
6808 echo "configure has succeeded and you can continue to build, but"
6809 echo "if you care about QEMU on this platform you should contact"
6810 echo "us upstream at qemu-devel@nongnu.org."
6813 config_host_mak="config-host.mak"
6815 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
6817 echo "# Automatically generated by configure - do not modify" > $config_host_mak
6818 echo >> $config_host_mak
6820 echo all: >> $config_host_mak
6821 echo "prefix=$prefix" >> $config_host_mak
6822 echo "bindir=$bindir" >> $config_host_mak
6823 echo "libdir=$libdir" >> $config_host_mak
6824 echo "libexecdir=$libexecdir" >> $config_host_mak
6825 echo "includedir=$includedir" >> $config_host_mak
6826 echo "mandir=$mandir" >> $config_host_mak
6827 echo "sysconfdir=$sysconfdir" >> $config_host_mak
6828 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
6829 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
6830 echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
6831 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
6832 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
6833 if test "$mingw32" = "no" ; then
6834 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
6836 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
6837 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
6838 echo "qemu_icondir=$qemu_icondir" >> $config_host_mak
6839 echo "qemu_desktopdir=$qemu_desktopdir" >> $config_host_mak
6840 echo "libs_cpu=$libs_cpu" >> $config_host_mak
6841 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
6842 echo "GIT=$git" >> $config_host_mak
6843 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
6844 echo "GIT_UPDATE=$git_update" >> $config_host_mak
6846 echo "ARCH=$ARCH" >> $config_host_mak
6848 if test "$default_devices" = "yes" ; then
6849 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak
6850 else
6851 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak
6853 if test "$debug_tcg" = "yes" ; then
6854 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
6856 if test "$strip_opt" = "yes" ; then
6857 echo "STRIP=${strip}" >> $config_host_mak
6859 if test "$bigendian" = "yes" ; then
6860 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
6862 if test "$mingw32" = "yes" ; then
6863 echo "CONFIG_WIN32=y" >> $config_host_mak
6864 rc_version=$(cat $source_path/VERSION)
6865 version_major=${rc_version%%.*}
6866 rc_version=${rc_version#*.}
6867 version_minor=${rc_version%%.*}
6868 rc_version=${rc_version#*.}
6869 version_subminor=${rc_version%%.*}
6870 version_micro=0
6871 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6872 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6873 if test "$guest_agent_with_vss" = "yes" ; then
6874 echo "CONFIG_QGA_VSS=y" >> $config_host_mak
6875 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
6876 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
6878 if test "$guest_agent_ntddscsi" = "yes" ; then
6879 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak
6881 if test "$guest_agent_msi" = "yes"; then
6882 echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
6883 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
6884 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
6885 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
6886 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
6887 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
6888 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
6890 else
6891 echo "CONFIG_POSIX=y" >> $config_host_mak
6894 if test "$linux" = "yes" ; then
6895 echo "CONFIG_LINUX=y" >> $config_host_mak
6898 if test "$darwin" = "yes" ; then
6899 echo "CONFIG_DARWIN=y" >> $config_host_mak
6902 if test "$solaris" = "yes" ; then
6903 echo "CONFIG_SOLARIS=y" >> $config_host_mak
6905 if test "$haiku" = "yes" ; then
6906 echo "CONFIG_HAIKU=y" >> $config_host_mak
6908 if test "$static" = "yes" ; then
6909 echo "CONFIG_STATIC=y" >> $config_host_mak
6911 if test "$profiler" = "yes" ; then
6912 echo "CONFIG_PROFILER=y" >> $config_host_mak
6914 if test "$want_tools" = "yes" ; then
6915 echo "CONFIG_TOOLS=y" >> $config_host_mak
6917 if test "$slirp" != "no"; then
6918 echo "CONFIG_SLIRP=y" >> $config_host_mak
6919 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
6920 echo "SLIRP_CFLAGS=$slirp_cflags" >> $config_host_mak
6921 echo "SLIRP_LIBS=$slirp_libs" >> $config_host_mak
6923 if [ "$slirp" = "git" -o "$slirp" = "internal" ]; then
6924 echo "config-host.h: slirp/all" >> $config_host_mak
6926 if test "$vde" = "yes" ; then
6927 echo "CONFIG_VDE=y" >> $config_host_mak
6928 echo "VDE_LIBS=$vde_libs" >> $config_host_mak
6930 if test "$netmap" = "yes" ; then
6931 echo "CONFIG_NETMAP=y" >> $config_host_mak
6933 if test "$l2tpv3" = "yes" ; then
6934 echo "CONFIG_L2TPV3=y" >> $config_host_mak
6936 if test "$gprof" = "yes" ; then
6937 echo "CONFIG_GPROF=y" >> $config_host_mak
6939 if test "$cap_ng" = "yes" ; then
6940 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak
6942 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
6943 for drv in $audio_drv_list; do
6944 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
6945 case "$drv" in
6946 alsa | oss | pa | sdl)
6947 echo "$def=m" >> $config_host_mak ;;
6949 echo "$def=y" >> $config_host_mak ;;
6950 esac
6951 done
6952 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
6953 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
6954 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
6955 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
6956 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
6957 if test "$audio_win_int" = "yes" ; then
6958 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
6960 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
6961 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
6962 if test "$vnc" = "yes" ; then
6963 echo "CONFIG_VNC=y" >> $config_host_mak
6965 if test "$vnc_sasl" = "yes" ; then
6966 echo "CONFIG_VNC_SASL=y" >> $config_host_mak
6968 if test "$vnc_jpeg" = "yes" ; then
6969 echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
6971 if test "$vnc_png" = "yes" ; then
6972 echo "CONFIG_VNC_PNG=y" >> $config_host_mak
6974 if test "$xkbcommon" = "yes" ; then
6975 echo "XKBCOMMON_CFLAGS=$xkbcommon_cflags" >> $config_host_mak
6976 echo "XKBCOMMON_LIBS=$xkbcommon_libs" >> $config_host_mak
6978 if test "$xfs" = "yes" ; then
6979 echo "CONFIG_XFS=y" >> $config_host_mak
6981 qemu_version=$(head $source_path/VERSION)
6982 echo "VERSION=$qemu_version" >>$config_host_mak
6983 echo "PKGVERSION=$pkgversion" >>$config_host_mak
6984 echo "SRC_PATH=$source_path" >> $config_host_mak
6985 echo "TARGET_DIRS=$target_list" >> $config_host_mak
6986 if [ "$docs" = "yes" ] ; then
6987 echo "BUILD_DOCS=yes" >> $config_host_mak
6989 if test "$modules" = "yes"; then
6990 # $shacmd can generate a hash started with digit, which the compiler doesn't
6991 # like as an symbol. So prefix it with an underscore
6992 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
6993 echo "CONFIG_MODULES=y" >> $config_host_mak
6995 if test "$module_upgrades" = "yes"; then
6996 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak
6998 if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then
6999 echo "CONFIG_X11=y" >> $config_host_mak
7000 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
7001 echo "X11_LIBS=$x11_libs" >> $config_host_mak
7003 if test "$sdl" = "yes" ; then
7004 echo "CONFIG_SDL=m" >> $config_host_mak
7005 echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
7006 echo "SDL_LIBS=$sdl_libs" >> $config_host_mak
7007 if test "$sdl_image" = "yes" ; then
7008 echo "CONFIG_SDL_IMAGE=y" >> $config_host_mak
7011 if test "$cocoa" = "yes" ; then
7012 echo "CONFIG_COCOA=y" >> $config_host_mak
7014 if test "$iconv" = "yes" ; then
7015 echo "CONFIG_ICONV=y" >> $config_host_mak
7016 echo "ICONV_CFLAGS=$iconv_cflags" >> $config_host_mak
7017 echo "ICONV_LIBS=$iconv_lib" >> $config_host_mak
7019 if test "$curses" = "yes" ; then
7020 echo "CONFIG_CURSES=m" >> $config_host_mak
7021 echo "CURSES_CFLAGS=$curses_inc" >> $config_host_mak
7022 echo "CURSES_LIBS=$curses_lib" >> $config_host_mak
7024 if test "$pipe2" = "yes" ; then
7025 echo "CONFIG_PIPE2=y" >> $config_host_mak
7027 if test "$accept4" = "yes" ; then
7028 echo "CONFIG_ACCEPT4=y" >> $config_host_mak
7030 if test "$splice" = "yes" ; then
7031 echo "CONFIG_SPLICE=y" >> $config_host_mak
7033 if test "$eventfd" = "yes" ; then
7034 echo "CONFIG_EVENTFD=y" >> $config_host_mak
7036 if test "$memfd" = "yes" ; then
7037 echo "CONFIG_MEMFD=y" >> $config_host_mak
7039 if test "$have_usbfs" = "yes" ; then
7040 echo "CONFIG_USBFS=y" >> $config_host_mak
7042 if test "$fallocate" = "yes" ; then
7043 echo "CONFIG_FALLOCATE=y" >> $config_host_mak
7045 if test "$fallocate_punch_hole" = "yes" ; then
7046 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
7048 if test "$fallocate_zero_range" = "yes" ; then
7049 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
7051 if test "$posix_fallocate" = "yes" ; then
7052 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
7054 if test "$sync_file_range" = "yes" ; then
7055 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
7057 if test "$fiemap" = "yes" ; then
7058 echo "CONFIG_FIEMAP=y" >> $config_host_mak
7060 if test "$dup3" = "yes" ; then
7061 echo "CONFIG_DUP3=y" >> $config_host_mak
7063 if test "$ppoll" = "yes" ; then
7064 echo "CONFIG_PPOLL=y" >> $config_host_mak
7066 if test "$prctl_pr_set_timerslack" = "yes" ; then
7067 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
7069 if test "$epoll" = "yes" ; then
7070 echo "CONFIG_EPOLL=y" >> $config_host_mak
7072 if test "$epoll_create1" = "yes" ; then
7073 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
7075 if test "$sendfile" = "yes" ; then
7076 echo "CONFIG_SENDFILE=y" >> $config_host_mak
7078 if test "$timerfd" = "yes" ; then
7079 echo "CONFIG_TIMERFD=y" >> $config_host_mak
7081 if test "$setns" = "yes" ; then
7082 echo "CONFIG_SETNS=y" >> $config_host_mak
7084 if test "$clock_adjtime" = "yes" ; then
7085 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
7087 if test "$syncfs" = "yes" ; then
7088 echo "CONFIG_SYNCFS=y" >> $config_host_mak
7090 if test "$kcov" = "yes" ; then
7091 echo "CONFIG_KCOV=y" >> $config_host_mak
7093 if test "$inotify" = "yes" ; then
7094 echo "CONFIG_INOTIFY=y" >> $config_host_mak
7096 if test "$inotify1" = "yes" ; then
7097 echo "CONFIG_INOTIFY1=y" >> $config_host_mak
7099 if test "$sem_timedwait" = "yes" ; then
7100 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
7102 if test "$strchrnul" = "yes" ; then
7103 echo "HAVE_STRCHRNUL=y" >> $config_host_mak
7105 if test "$st_atim" = "yes" ; then
7106 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak
7108 if test "$byteswap_h" = "yes" ; then
7109 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
7111 if test "$bswap_h" = "yes" ; then
7112 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
7114 if test "$curl" = "yes" ; then
7115 echo "CONFIG_CURL=m" >> $config_host_mak
7116 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
7117 echo "CURL_LIBS=$curl_libs" >> $config_host_mak
7119 if test "$brlapi" = "yes" ; then
7120 echo "CONFIG_BRLAPI=y" >> $config_host_mak
7121 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
7123 if test "$gtk" = "yes" ; then
7124 echo "CONFIG_GTK=m" >> $config_host_mak
7125 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
7126 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
7127 if test "$gtk_gl" = "yes" ; then
7128 echo "CONFIG_GTK_GL=y" >> $config_host_mak
7131 if test "$gio" = "yes" ; then
7132 echo "CONFIG_GIO=y" >> $config_host_mak
7133 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak
7134 echo "GIO_LIBS=$gio_libs" >> $config_host_mak
7135 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak
7137 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
7138 if test "$gnutls" = "yes" ; then
7139 echo "CONFIG_GNUTLS=y" >> $config_host_mak
7141 if test "$gcrypt" = "yes" ; then
7142 echo "CONFIG_GCRYPT=y" >> $config_host_mak
7143 if test "$gcrypt_hmac" = "yes" ; then
7144 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
7147 if test "$nettle" = "yes" ; then
7148 echo "CONFIG_NETTLE=y" >> $config_host_mak
7149 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
7151 if test "$qemu_private_xts" = "yes" ; then
7152 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak
7154 if test "$tasn1" = "yes" ; then
7155 echo "CONFIG_TASN1=y" >> $config_host_mak
7157 if test "$auth_pam" = "yes" ; then
7158 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak
7160 if test "$have_ifaddrs_h" = "yes" ; then
7161 echo "HAVE_IFADDRS_H=y" >> $config_host_mak
7163 if test "$have_broken_size_max" = "yes" ; then
7164 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
7167 # Work around a system header bug with some kernel/XFS header
7168 # versions where they both try to define 'struct fsxattr':
7169 # xfs headers will not try to redefine structs from linux headers
7170 # if this macro is set.
7171 if test "$have_fsxattr" = "yes" ; then
7172 echo "HAVE_FSXATTR=y" >> $config_host_mak
7174 if test "$have_copy_file_range" = "yes" ; then
7175 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak
7177 if test "$vte" = "yes" ; then
7178 echo "CONFIG_VTE=y" >> $config_host_mak
7179 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
7180 echo "VTE_LIBS=$vte_libs" >> $config_host_mak
7182 if test "$virglrenderer" = "yes" ; then
7183 echo "CONFIG_VIRGL=y" >> $config_host_mak
7184 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
7185 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
7187 if test "$xen" = "yes" ; then
7188 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
7189 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
7191 if test "$linux_aio" = "yes" ; then
7192 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
7194 if test "$linux_io_uring" = "yes" ; then
7195 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak
7196 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak
7197 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak
7199 if test "$attr" = "yes" ; then
7200 echo "CONFIG_ATTR=y" >> $config_host_mak
7202 if test "$libattr" = "yes" ; then
7203 echo "CONFIG_LIBATTR=y" >> $config_host_mak
7205 if test "$virtfs" = "yes" ; then
7206 echo "CONFIG_VIRTFS=y" >> $config_host_mak
7208 if test "$mpath" = "yes" ; then
7209 echo "CONFIG_MPATH=y" >> $config_host_mak
7210 if test "$mpathpersist_new_api" = "yes"; then
7211 echo "CONFIG_MPATH_NEW_API=y" >> $config_host_mak
7214 if test "$vhost_scsi" = "yes" ; then
7215 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
7217 if test "$vhost_net" = "yes" ; then
7218 echo "CONFIG_VHOST_NET=y" >> $config_host_mak
7220 if test "$vhost_net_user" = "yes" ; then
7221 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak
7223 if test "$vhost_crypto" = "yes" ; then
7224 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
7226 if test "$vhost_vsock" = "yes" ; then
7227 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
7229 if test "$vhost_kernel" = "yes" ; then
7230 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak
7232 if test "$vhost_user" = "yes" ; then
7233 echo "CONFIG_VHOST_USER=y" >> $config_host_mak
7235 if test "$vhost_user_fs" = "yes" ; then
7236 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
7238 if test "$blobs" = "yes" ; then
7239 echo "INSTALL_BLOBS=yes" >> $config_host_mak
7241 if test "$iovec" = "yes" ; then
7242 echo "CONFIG_IOVEC=y" >> $config_host_mak
7244 if test "$preadv" = "yes" ; then
7245 echo "CONFIG_PREADV=y" >> $config_host_mak
7247 if test "$fdt" != "no" ; then
7248 echo "CONFIG_FDT=y" >> $config_host_mak
7250 if test "$membarrier" = "yes" ; then
7251 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
7253 if test "$signalfd" = "yes" ; then
7254 echo "CONFIG_SIGNALFD=y" >> $config_host_mak
7256 if test "$optreset" = "yes" ; then
7257 echo "HAVE_OPTRESET=y" >> $config_host_mak
7259 if test "$tcg" = "yes"; then
7260 echo "CONFIG_TCG=y" >> $config_host_mak
7261 if test "$tcg_interpreter" = "yes" ; then
7262 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
7265 if test "$fdatasync" = "yes" ; then
7266 echo "CONFIG_FDATASYNC=y" >> $config_host_mak
7268 if test "$madvise" = "yes" ; then
7269 echo "CONFIG_MADVISE=y" >> $config_host_mak
7271 if test "$posix_madvise" = "yes" ; then
7272 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
7274 if test "$posix_memalign" = "yes" ; then
7275 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak
7278 if test "$spice" = "yes" ; then
7279 echo "CONFIG_SPICE=y" >> $config_host_mak
7282 if test "$smartcard" = "yes" ; then
7283 echo "CONFIG_SMARTCARD=y" >> $config_host_mak
7284 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
7285 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
7288 if test "$libusb" = "yes" ; then
7289 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
7290 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
7291 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
7294 if test "$usb_redir" = "yes" ; then
7295 echo "CONFIG_USB_REDIR=y" >> $config_host_mak
7296 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
7297 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
7300 if test "$opengl" = "yes" ; then
7301 echo "CONFIG_OPENGL=y" >> $config_host_mak
7302 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
7303 if test "$opengl_dmabuf" = "yes" ; then
7304 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
7308 if test "$gbm" = "yes" ; then
7309 echo "CONFIG_GBM=y" >> $config_host_mak
7310 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak
7311 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak
7315 if test "$malloc_trim" = "yes" ; then
7316 echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak
7319 if test "$avx2_opt" = "yes" ; then
7320 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
7323 if test "$avx512f_opt" = "yes" ; then
7324 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak
7327 if test "$lzo" = "yes" ; then
7328 echo "CONFIG_LZO=y" >> $config_host_mak
7331 if test "$snappy" = "yes" ; then
7332 echo "CONFIG_SNAPPY=y" >> $config_host_mak
7335 if test "$bzip2" = "yes" ; then
7336 echo "CONFIG_BZIP2=y" >> $config_host_mak
7337 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
7340 if test "$lzfse" = "yes" ; then
7341 echo "CONFIG_LZFSE=y" >> $config_host_mak
7342 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak
7345 if test "$zstd" = "yes" ; then
7346 echo "CONFIG_ZSTD=y" >> $config_host_mak
7349 if test "$libiscsi" = "yes" ; then
7350 echo "CONFIG_LIBISCSI=m" >> $config_host_mak
7351 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
7352 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
7355 if test "$libnfs" = "yes" ; then
7356 echo "CONFIG_LIBNFS=m" >> $config_host_mak
7357 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
7360 if test "$seccomp" = "yes"; then
7361 echo "CONFIG_SECCOMP=y" >> $config_host_mak
7362 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
7363 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
7366 # XXX: suppress that
7367 if [ "$bsd" = "yes" ] ; then
7368 echo "CONFIG_BSD=y" >> $config_host_mak
7371 if test "$localtime_r" = "yes" ; then
7372 echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
7374 if test "$qom_cast_debug" = "yes" ; then
7375 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
7377 if test "$rbd" = "yes" ; then
7378 echo "CONFIG_RBD=m" >> $config_host_mak
7379 echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
7380 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
7383 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
7384 if test "$coroutine_pool" = "yes" ; then
7385 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
7386 else
7387 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
7390 if test "$debug_stack_usage" = "yes" ; then
7391 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
7394 if test "$crypto_afalg" = "yes" ; then
7395 echo "CONFIG_AF_ALG=y" >> $config_host_mak
7398 if test "$open_by_handle_at" = "yes" ; then
7399 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
7402 if test "$linux_magic_h" = "yes" ; then
7403 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
7406 if test "$pragma_diagnostic_available" = "yes" ; then
7407 echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
7410 if test "$valgrind_h" = "yes" ; then
7411 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
7414 if test "$have_asan_iface_fiber" = "yes" ; then
7415 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
7418 if test "$has_environ" = "yes" ; then
7419 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
7422 if test "$cpuid_h" = "yes" ; then
7423 echo "CONFIG_CPUID_H=y" >> $config_host_mak
7426 if test "$int128" = "yes" ; then
7427 echo "CONFIG_INT128=y" >> $config_host_mak
7430 if test "$atomic128" = "yes" ; then
7431 echo "CONFIG_ATOMIC128=y" >> $config_host_mak
7434 if test "$cmpxchg128" = "yes" ; then
7435 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak
7438 if test "$atomic64" = "yes" ; then
7439 echo "CONFIG_ATOMIC64=y" >> $config_host_mak
7442 if test "$vector16" = "yes" ; then
7443 echo "CONFIG_VECTOR16=y" >> $config_host_mak
7446 if test "$attralias" = "yes" ; then
7447 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
7450 if test "$getauxval" = "yes" ; then
7451 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
7454 if test "$glusterfs" = "yes" ; then
7455 echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
7456 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
7457 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
7460 if test "$glusterfs_xlator_opt" = "yes" ; then
7461 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
7464 if test "$glusterfs_discard" = "yes" ; then
7465 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
7468 if test "$glusterfs_fallocate" = "yes" ; then
7469 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
7472 if test "$glusterfs_zerofill" = "yes" ; then
7473 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
7476 if test "$glusterfs_ftruncate_has_stat" = "yes" ; then
7477 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak
7480 if test "$glusterfs_iocb_has_stat" = "yes" ; then
7481 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak
7484 if test "$libssh" = "yes" ; then
7485 echo "CONFIG_LIBSSH=m" >> $config_host_mak
7486 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
7487 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak
7490 if test "$live_block_migration" = "yes" ; then
7491 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
7494 if test "$tpm" = "yes"; then
7495 echo 'CONFIG_TPM=y' >> $config_host_mak
7498 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
7499 if have_backend "nop"; then
7500 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
7502 if have_backend "simple"; then
7503 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
7504 # Set the appropriate trace file.
7505 trace_file="\"$trace_file-\" FMT_pid"
7507 if have_backend "log"; then
7508 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
7510 if have_backend "ust"; then
7511 echo "CONFIG_TRACE_UST=y" >> $config_host_mak
7513 if have_backend "dtrace"; then
7514 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
7515 if test "$trace_backend_stap" = "yes" ; then
7516 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
7519 if have_backend "ftrace"; then
7520 if test "$linux" = "yes" ; then
7521 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
7522 else
7523 feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
7526 if have_backend "syslog"; then
7527 if test "$posix_syslog" = "yes" ; then
7528 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
7529 else
7530 feature_not_found "syslog(trace backend)" "syslog not available"
7533 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
7535 if test "$rdma" = "yes" ; then
7536 echo "CONFIG_RDMA=y" >> $config_host_mak
7537 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
7540 if test "$pvrdma" = "yes" ; then
7541 echo "CONFIG_PVRDMA=y" >> $config_host_mak
7544 if test "$have_rtnetlink" = "yes" ; then
7545 echo "CONFIG_RTNETLINK=y" >> $config_host_mak
7548 if test "$libxml2" = "yes" ; then
7549 echo "CONFIG_LIBXML2=y" >> $config_host_mak
7550 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak
7551 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak
7554 if test "$replication" = "yes" ; then
7555 echo "CONFIG_REPLICATION=y" >> $config_host_mak
7558 if test "$have_af_vsock" = "yes" ; then
7559 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
7562 if test "$have_sysmacros" = "yes" ; then
7563 echo "CONFIG_SYSMACROS=y" >> $config_host_mak
7566 if test "$have_static_assert" = "yes" ; then
7567 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
7570 if test "$have_utmpx" = "yes" ; then
7571 echo "HAVE_UTMPX=y" >> $config_host_mak
7573 if test "$have_getrandom" = "yes" ; then
7574 echo "CONFIG_GETRANDOM=y" >> $config_host_mak
7576 if test "$ivshmem" = "yes" ; then
7577 echo "CONFIG_IVSHMEM=y" >> $config_host_mak
7579 if test "$capstone" != "no" ; then
7580 echo "CONFIG_CAPSTONE=y" >> $config_host_mak
7582 if test "$debug_mutex" = "yes" ; then
7583 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
7586 # Hold two types of flag:
7587 # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
7588 # a thread we have a handle to
7589 # CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular
7590 # platform
7591 if test "$pthread_setname_np_w_tid" = "yes" ; then
7592 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7593 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak
7594 elif test "$pthread_setname_np_wo_tid" = "yes" ; then
7595 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7596 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak
7599 if test "$vxhs" = "yes" ; then
7600 echo "CONFIG_VXHS=y" >> $config_host_mak
7601 echo "VXHS_LIBS=$vxhs_libs" >> $config_host_mak
7604 if test "$libpmem" = "yes" ; then
7605 echo "CONFIG_LIBPMEM=y" >> $config_host_mak
7608 if test "$bochs" = "yes" ; then
7609 echo "CONFIG_BOCHS=y" >> $config_host_mak
7611 if test "$cloop" = "yes" ; then
7612 echo "CONFIG_CLOOP=y" >> $config_host_mak
7614 if test "$dmg" = "yes" ; then
7615 echo "CONFIG_DMG=y" >> $config_host_mak
7617 if test "$qcow1" = "yes" ; then
7618 echo "CONFIG_QCOW1=y" >> $config_host_mak
7620 if test "$vdi" = "yes" ; then
7621 echo "CONFIG_VDI=y" >> $config_host_mak
7623 if test "$vvfat" = "yes" ; then
7624 echo "CONFIG_VVFAT=y" >> $config_host_mak
7626 if test "$qed" = "yes" ; then
7627 echo "CONFIG_QED=y" >> $config_host_mak
7629 if test "$parallels" = "yes" ; then
7630 echo "CONFIG_PARALLELS=y" >> $config_host_mak
7632 if test "$sheepdog" = "yes" ; then
7633 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak
7635 if test "$fuzzing" = "yes" ; then
7636 if test "$have_fuzzer" = "yes"; then
7637 FUZZ_LDFLAGS=" -fsanitize=address,fuzzer"
7638 FUZZ_CFLAGS=" -fsanitize=address,fuzzer"
7639 CFLAGS=" -fsanitize=address,fuzzer-no-link"
7640 else
7641 error_exit "Your compiler doesn't support -fsanitize=address,fuzzer"
7642 exit 1
7646 if test "$plugins" = "yes" ; then
7647 echo "CONFIG_PLUGIN=y" >> $config_host_mak
7648 LIBS="-ldl $LIBS"
7649 # Copy the export object list to the build dir
7650 if test "$ld_dynamic_list" = "yes" ; then
7651 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak
7652 ld_symbols=qemu-plugins-ld.symbols
7653 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols
7654 elif test "$ld_exported_symbols_list" = "yes" ; then
7655 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak
7656 ld64_symbols=qemu-plugins-ld64.symbols
7657 echo "# Automatically generated by configure - do not modify" > $ld64_symbols
7658 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \
7659 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols
7660 else
7661 error_exit \
7662 "If \$plugins=yes, either \$ld_dynamic_list or " \
7663 "\$ld_exported_symbols_list should have been set to 'yes'."
7667 if test "$tcg_interpreter" = "yes"; then
7668 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
7669 elif test "$ARCH" = "sparc64" ; then
7670 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
7671 elif test "$ARCH" = "s390x" ; then
7672 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
7673 elif test "$ARCH" = "x86_64" || test "$ARCH" = "x32" ; then
7674 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
7675 elif test "$ARCH" = "ppc64" ; then
7676 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
7677 elif test "$ARCH" = "riscv32" || test "$ARCH" = "riscv64" ; then
7678 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/riscv $QEMU_INCLUDES"
7679 else
7680 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
7683 echo "TOOLS=$tools" >> $config_host_mak
7684 echo "ROMS=$roms" >> $config_host_mak
7685 echo "MAKE=$make" >> $config_host_mak
7686 echo "INSTALL=$install" >> $config_host_mak
7687 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
7688 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
7689 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
7690 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
7691 echo "PYTHON=$python" >> $config_host_mak
7692 echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak
7693 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
7694 echo "CC=$cc" >> $config_host_mak
7695 if $iasl -h > /dev/null 2>&1; then
7696 echo "IASL=$iasl" >> $config_host_mak
7698 echo "HOST_CC=$host_cc" >> $config_host_mak
7699 echo "CXX=$cxx" >> $config_host_mak
7700 echo "OBJCC=$objcc" >> $config_host_mak
7701 echo "AR=$ar" >> $config_host_mak
7702 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
7703 echo "AS=$as" >> $config_host_mak
7704 echo "CCAS=$ccas" >> $config_host_mak
7705 echo "CPP=$cpp" >> $config_host_mak
7706 echo "OBJCOPY=$objcopy" >> $config_host_mak
7707 echo "LD=$ld" >> $config_host_mak
7708 echo "RANLIB=$ranlib" >> $config_host_mak
7709 echo "NM=$nm" >> $config_host_mak
7710 echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak
7711 echo "WINDRES=$windres" >> $config_host_mak
7712 echo "CFLAGS=$CFLAGS" >> $config_host_mak
7713 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
7714 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
7715 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
7716 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
7717 if test "$sparse" = "yes" ; then
7718 echo "CC := REAL_CC=\"\$(CC)\" cgcc" >> $config_host_mak
7719 echo "CPP := REAL_CC=\"\$(CPP)\" cgcc" >> $config_host_mak
7720 echo "CXX := REAL_CC=\"\$(CXX)\" cgcc" >> $config_host_mak
7721 echo "HOST_CC := REAL_CC=\"\$(HOST_CC)\" cgcc" >> $config_host_mak
7722 echo "QEMU_CFLAGS += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
7724 echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
7725 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
7726 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
7727 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
7728 echo "LIBS+=$LIBS" >> $config_host_mak
7729 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
7730 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
7731 echo "EXESUF=$EXESUF" >> $config_host_mak
7732 echo "DSOSUF=$DSOSUF" >> $config_host_mak
7733 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
7734 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
7735 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
7736 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
7737 echo "POD2MAN=$POD2MAN" >> $config_host_mak
7738 if test "$gcov" = "yes" ; then
7739 echo "CONFIG_GCOV=y" >> $config_host_mak
7740 echo "GCOV=$gcov_tool" >> $config_host_mak
7743 if test "$libudev" != "no"; then
7744 echo "CONFIG_LIBUDEV=y" >> $config_host_mak
7745 echo "LIBUDEV_LIBS=$libudev_libs" >> $config_host_mak
7747 if test "$fuzzing" != "no"; then
7748 echo "CONFIG_FUZZ=y" >> $config_host_mak
7749 echo "FUZZ_CFLAGS=$FUZZ_CFLAGS" >> $config_host_mak
7750 echo "FUZZ_LDFLAGS=$FUZZ_LDFLAGS" >> $config_host_mak
7753 if test "$edk2_blobs" = "yes" ; then
7754 echo "DECOMPRESS_EDK2_BLOBS=y" >> $config_host_mak
7757 # use included Linux headers
7758 if test "$linux" = "yes" ; then
7759 mkdir -p linux-headers
7760 case "$cpu" in
7761 i386|x86_64|x32)
7762 linux_arch=x86
7764 ppc|ppc64|ppc64le)
7765 linux_arch=powerpc
7767 s390x)
7768 linux_arch=s390
7770 aarch64)
7771 linux_arch=arm64
7773 mips64)
7774 linux_arch=mips
7777 # For most CPUs the kernel architecture name and QEMU CPU name match.
7778 linux_arch="$cpu"
7780 esac
7781 # For non-KVM architectures we will not have asm headers
7782 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
7783 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
7787 for target in $target_list; do
7788 target_dir="$target"
7789 config_target_mak=$target_dir/config-target.mak
7790 target_name=$(echo $target | cut -d '-' -f 1)
7791 target_aligned_only="no"
7792 case "$target_name" in
7793 alpha|hppa|mips64el|mips64|mipsel|mips|mipsn32|mipsn32el|sh4|sh4eb|sparc|sparc64|sparc32plus|xtensa|xtensaeb)
7794 target_aligned_only="yes"
7796 esac
7797 target_bigendian="no"
7798 case "$target_name" in
7799 armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
7800 target_bigendian="yes"
7802 esac
7803 target_softmmu="no"
7804 target_user_only="no"
7805 target_linux_user="no"
7806 target_bsd_user="no"
7807 case "$target" in
7808 ${target_name}-softmmu)
7809 target_softmmu="yes"
7811 ${target_name}-linux-user)
7812 target_user_only="yes"
7813 target_linux_user="yes"
7815 ${target_name}-bsd-user)
7816 target_user_only="yes"
7817 target_bsd_user="yes"
7820 error_exit "Target '$target' not recognised"
7821 exit 1
7823 esac
7825 mkdir -p $target_dir
7826 echo "# Automatically generated by configure - do not modify" > $config_target_mak
7828 bflt="no"
7829 mttcg="no"
7830 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
7831 gdb_xml_files=""
7833 TARGET_ARCH="$target_name"
7834 TARGET_BASE_ARCH=""
7835 TARGET_ABI_DIR=""
7837 case "$target_name" in
7838 i386)
7839 mttcg="yes"
7840 gdb_xml_files="i386-32bit.xml"
7842 x86_64)
7843 TARGET_BASE_ARCH=i386
7844 mttcg="yes"
7845 gdb_xml_files="i386-64bit.xml"
7847 alpha)
7848 mttcg="yes"
7850 arm|armeb)
7851 TARGET_ARCH=arm
7852 bflt="yes"
7853 mttcg="yes"
7854 gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
7856 aarch64|aarch64_be)
7857 TARGET_ARCH=aarch64
7858 TARGET_BASE_ARCH=arm
7859 bflt="yes"
7860 mttcg="yes"
7861 gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
7863 cris)
7865 hppa)
7866 mttcg="yes"
7868 lm32)
7870 m68k)
7871 bflt="yes"
7872 gdb_xml_files="cf-core.xml cf-fp.xml m68k-fp.xml"
7874 microblaze|microblazeel)
7875 TARGET_ARCH=microblaze
7876 bflt="yes"
7877 echo "TARGET_ABI32=y" >> $config_target_mak
7879 mips|mipsel)
7880 mttcg="yes"
7881 TARGET_ARCH=mips
7882 echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
7884 mipsn32|mipsn32el)
7885 mttcg="yes"
7886 TARGET_ARCH=mips64
7887 TARGET_BASE_ARCH=mips
7888 echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
7889 echo "TARGET_ABI32=y" >> $config_target_mak
7891 mips64|mips64el)
7892 mttcg="yes"
7893 TARGET_ARCH=mips64
7894 TARGET_BASE_ARCH=mips
7895 echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
7897 moxie)
7899 nios2)
7901 or1k)
7902 TARGET_ARCH=openrisc
7903 TARGET_BASE_ARCH=openrisc
7905 ppc)
7906 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
7908 ppc64)
7909 TARGET_BASE_ARCH=ppc
7910 TARGET_ABI_DIR=ppc
7911 mttcg=yes
7912 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7914 ppc64le)
7915 TARGET_ARCH=ppc64
7916 TARGET_BASE_ARCH=ppc
7917 TARGET_ABI_DIR=ppc
7918 mttcg=yes
7919 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7921 ppc64abi32)
7922 TARGET_ARCH=ppc64
7923 TARGET_BASE_ARCH=ppc
7924 TARGET_ABI_DIR=ppc
7925 echo "TARGET_ABI32=y" >> $config_target_mak
7926 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7928 riscv32)
7929 TARGET_BASE_ARCH=riscv
7930 TARGET_ABI_DIR=riscv
7931 mttcg=yes
7932 gdb_xml_files="riscv-32bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-32bit-csr.xml riscv-32bit-virtual.xml"
7934 riscv64)
7935 TARGET_BASE_ARCH=riscv
7936 TARGET_ABI_DIR=riscv
7937 mttcg=yes
7938 gdb_xml_files="riscv-64bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-64bit-csr.xml riscv-64bit-virtual.xml"
7940 sh4|sh4eb)
7941 TARGET_ARCH=sh4
7942 bflt="yes"
7944 sparc)
7946 sparc64)
7947 TARGET_BASE_ARCH=sparc
7949 sparc32plus)
7950 TARGET_ARCH=sparc64
7951 TARGET_BASE_ARCH=sparc
7952 TARGET_ABI_DIR=sparc
7953 echo "TARGET_ABI32=y" >> $config_target_mak
7955 s390x)
7956 mttcg=yes
7957 gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
7959 tilegx)
7961 tricore)
7963 unicore32)
7965 xtensa|xtensaeb)
7966 TARGET_ARCH=xtensa
7967 bflt="yes"
7968 mttcg="yes"
7971 error_exit "Unsupported target CPU"
7973 esac
7974 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
7975 if [ "$TARGET_BASE_ARCH" = "" ]; then
7976 TARGET_BASE_ARCH=$TARGET_ARCH
7979 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
7981 upper() {
7982 echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
7985 target_arch_name="$(upper $TARGET_ARCH)"
7986 echo "TARGET_$target_arch_name=y" >> $config_target_mak
7987 echo "TARGET_NAME=$target_name" >> $config_target_mak
7988 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
7989 if [ "$TARGET_ABI_DIR" = "" ]; then
7990 TARGET_ABI_DIR=$TARGET_ARCH
7992 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
7993 if [ "$HOST_VARIANT_DIR" != "" ]; then
7994 echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
7997 if supported_xen_target $target; then
7998 echo "CONFIG_XEN=y" >> $config_target_mak
7999 echo "$target/config-devices.mak: CONFIG_XEN=y" >> $config_host_mak
8000 if test "$xen_pci_passthrough" = yes; then
8001 echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
8003 else
8004 echo "$target/config-devices.mak: CONFIG_XEN=n" >> $config_host_mak
8006 if supported_kvm_target $target; then
8007 echo "CONFIG_KVM=y" >> $config_target_mak
8008 echo "$target/config-devices.mak: CONFIG_KVM=y" >> $config_host_mak
8009 else
8010 echo "$target/config-devices.mak: CONFIG_KVM=n" >> $config_host_mak
8012 if supported_hax_target $target; then
8013 echo "CONFIG_HAX=y" >> $config_target_mak
8015 if supported_hvf_target $target; then
8016 echo "CONFIG_HVF=y" >> $config_target_mak
8018 if supported_whpx_target $target; then
8019 echo "CONFIG_WHPX=y" >> $config_target_mak
8021 if test "$target_aligned_only" = "yes" ; then
8022 echo "TARGET_ALIGNED_ONLY=y" >> $config_target_mak
8024 if test "$target_bigendian" = "yes" ; then
8025 echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
8027 if test "$target_softmmu" = "yes" ; then
8028 echo "CONFIG_SOFTMMU=y" >> $config_target_mak
8029 if test "$mttcg" = "yes" ; then
8030 echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
8033 if test "$target_user_only" = "yes" ; then
8034 echo "CONFIG_USER_ONLY=y" >> $config_target_mak
8035 echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
8037 if test "$target_linux_user" = "yes" ; then
8038 echo "CONFIG_LINUX_USER=y" >> $config_target_mak
8040 list=""
8041 if test ! -z "$gdb_xml_files" ; then
8042 for x in $gdb_xml_files; do
8043 list="$list $source_path/gdb-xml/$x"
8044 done
8045 echo "TARGET_XML_FILES=$list" >> $config_target_mak
8048 if test "$target_user_only" = "yes" && test "$bflt" = "yes"; then
8049 echo "TARGET_HAS_BFLT=y" >> $config_target_mak
8051 if test "$target_bsd_user" = "yes" ; then
8052 echo "CONFIG_BSD_USER=y" >> $config_target_mak
8056 # generate QEMU_CFLAGS/QEMU_LDFLAGS for targets
8058 cflags=""
8059 ldflags=""
8061 disas_config() {
8062 echo "CONFIG_${1}_DIS=y" >> $config_target_mak
8063 echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
8066 for i in $ARCH $TARGET_BASE_ARCH ; do
8067 case "$i" in
8068 alpha)
8069 disas_config "ALPHA"
8071 aarch64)
8072 if test -n "${cxx}"; then
8073 disas_config "ARM_A64"
8076 arm)
8077 disas_config "ARM"
8078 if test -n "${cxx}"; then
8079 disas_config "ARM_A64"
8082 cris)
8083 disas_config "CRIS"
8085 hppa)
8086 disas_config "HPPA"
8088 i386|x86_64|x32)
8089 disas_config "I386"
8091 lm32)
8092 disas_config "LM32"
8094 m68k)
8095 disas_config "M68K"
8097 microblaze*)
8098 disas_config "MICROBLAZE"
8100 mips*)
8101 disas_config "MIPS"
8102 if test -n "${cxx}"; then
8103 disas_config "NANOMIPS"
8106 moxie*)
8107 disas_config "MOXIE"
8109 nios2)
8110 disas_config "NIOS2"
8112 or1k)
8113 disas_config "OPENRISC"
8115 ppc*)
8116 disas_config "PPC"
8118 riscv*)
8119 disas_config "RISCV"
8121 s390*)
8122 disas_config "S390"
8124 sh4)
8125 disas_config "SH4"
8127 sparc*)
8128 disas_config "SPARC"
8130 xtensa*)
8131 disas_config "XTENSA"
8133 esac
8134 done
8135 if test "$tcg_interpreter" = "yes" ; then
8136 disas_config "TCI"
8139 case "$ARCH" in
8140 alpha)
8141 # Ensure there's only a single GP
8142 cflags="-msmall-data $cflags"
8144 esac
8146 if test "$gprof" = "yes" ; then
8147 if test "$target_linux_user" = "yes" ; then
8148 cflags="-p $cflags"
8149 ldflags="-p $ldflags"
8151 if test "$target_softmmu" = "yes" ; then
8152 ldflags="-p $ldflags"
8153 echo "GPROF_CFLAGS=-p" >> $config_target_mak
8157 if test "$target_linux_user" = "yes" || test "$target_bsd_user" = "yes" ; then
8158 ldflags="$ldflags $textseg_ldflags"
8161 # Newer kernels on s390 check for an S390_PGSTE program header and
8162 # enable the pgste page table extensions in that case. This makes
8163 # the vm.allocate_pgste sysctl unnecessary. We enable this program
8164 # header if
8165 # - we build on s390x
8166 # - we build the system emulation for s390x (qemu-system-s390x)
8167 # - KVM is enabled
8168 # - the linker supports --s390-pgste
8169 if test "$TARGET_ARCH" = "s390x" && test "$target_softmmu" = "yes" && \
8170 test "$ARCH" = "s390x" && test "$kvm" = "yes"; then
8171 if ld_has --s390-pgste ; then
8172 ldflags="-Wl,--s390-pgste $ldflags"
8176 echo "QEMU_LDFLAGS+=$ldflags" >> $config_target_mak
8177 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
8179 done # for target in $targets
8181 echo "PIXMAN_CFLAGS=$pixman_cflags" >> $config_host_mak
8182 echo "PIXMAN_LIBS=$pixman_libs" >> $config_host_mak
8184 if [ "$fdt" = "git" ]; then
8185 echo "config-host.h: dtc/all" >> $config_host_mak
8187 if [ "$capstone" = "git" -o "$capstone" = "internal" ]; then
8188 echo "config-host.h: capstone/all" >> $config_host_mak
8190 if test -n "$LIBCAPSTONE"; then
8191 echo "LIBCAPSTONE=$LIBCAPSTONE" >> $config_host_mak
8194 if test "$numa" = "yes"; then
8195 echo "CONFIG_NUMA=y" >> $config_host_mak
8198 if test "$ccache_cpp2" = "yes"; then
8199 echo "export CCACHE_CPP2=y" >> $config_host_mak
8202 # If we're using a separate build tree, set it up now.
8203 # DIRS are directories which we simply mkdir in the build tree;
8204 # LINKS are things to symlink back into the source tree
8205 # (these can be both files and directories).
8206 # Caution: do not add files or directories here using wildcards. This
8207 # will result in problems later if a new file matching the wildcard is
8208 # added to the source tree -- nothing will cause configure to be rerun
8209 # so the build tree will be missing the link back to the new file, and
8210 # tests might fail. Prefer to keep the relevant files in their own
8211 # directory and symlink the directory instead.
8212 DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos"
8213 DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph"
8214 DIRS="$DIRS docs docs/interop fsdev scsi"
8215 DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw"
8216 DIRS="$DIRS roms/seabios roms/vgabios"
8217 LINKS="Makefile"
8218 LINKS="$LINKS tests/tcg/lm32/Makefile po/Makefile"
8219 LINKS="$LINKS tests/tcg/Makefile.target tests/fp/Makefile"
8220 LINKS="$LINKS tests/plugin/Makefile"
8221 LINKS="$LINKS pc-bios/optionrom/Makefile pc-bios/keymaps"
8222 LINKS="$LINKS pc-bios/s390-ccw/Makefile"
8223 LINKS="$LINKS roms/seabios/Makefile roms/vgabios/Makefile"
8224 LINKS="$LINKS pc-bios/qemu-icon.bmp"
8225 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
8226 LINKS="$LINKS tests/acceptance tests/data"
8227 LINKS="$LINKS tests/qemu-iotests/check"
8228 LINKS="$LINKS python"
8229 for bios_file in \
8230 $source_path/pc-bios/*.bin \
8231 $source_path/pc-bios/*.lid \
8232 $source_path/pc-bios/*.rom \
8233 $source_path/pc-bios/*.dtb \
8234 $source_path/pc-bios/*.img \
8235 $source_path/pc-bios/openbios-* \
8236 $source_path/pc-bios/u-boot.* \
8237 $source_path/pc-bios/edk2-*.fd.bz2 \
8238 $source_path/pc-bios/palcode-*
8240 LINKS="$LINKS pc-bios/$(basename $bios_file)"
8241 done
8242 mkdir -p $DIRS
8243 for f in $LINKS ; do
8244 if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
8245 symlink "$source_path/$f" "$f"
8247 done
8249 (for i in $cross_cc_vars; do
8250 export $i
8251 done
8252 export target_list source_path use_containers
8253 $source_path/tests/tcg/configure.sh)
8255 # temporary config to build submodules
8256 for rom in seabios vgabios ; do
8257 config_mak=roms/$rom/config.mak
8258 echo "# Automatically generated by configure - do not modify" > $config_mak
8259 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
8260 echo "AS=$as" >> $config_mak
8261 echo "CCAS=$ccas" >> $config_mak
8262 echo "CC=$cc" >> $config_mak
8263 echo "BCC=bcc" >> $config_mak
8264 echo "CPP=$cpp" >> $config_mak
8265 echo "OBJCOPY=objcopy" >> $config_mak
8266 echo "IASL=$iasl" >> $config_mak
8267 echo "LD=$ld" >> $config_mak
8268 echo "RANLIB=$ranlib" >> $config_mak
8269 done
8271 # set up qemu-iotests in this build directory
8272 iotests_common_env="tests/qemu-iotests/common.env"
8274 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
8275 echo >> "$iotests_common_env"
8276 echo "export PYTHON='$python'" >> "$iotests_common_env"
8278 # Save the configure command line for later reuse.
8279 cat <<EOD >config.status
8280 #!/bin/sh
8281 # Generated by configure.
8282 # Run this file to recreate the current configuration.
8283 # Compiler output produced by configure, useful for debugging
8284 # configure, is in config.log if it exists.
8287 preserve_env() {
8288 envname=$1
8290 eval envval=\$$envname
8292 if test -n "$envval"
8293 then
8294 echo "$envname='$envval'" >> config.status
8295 echo "export $envname" >> config.status
8296 else
8297 echo "unset $envname" >> config.status
8301 # Preserve various env variables that influence what
8302 # features/build target configure will detect
8303 preserve_env AR
8304 preserve_env AS
8305 preserve_env CC
8306 preserve_env CPP
8307 preserve_env CXX
8308 preserve_env INSTALL
8309 preserve_env LD
8310 preserve_env LD_LIBRARY_PATH
8311 preserve_env LIBTOOL
8312 preserve_env MAKE
8313 preserve_env NM
8314 preserve_env OBJCOPY
8315 preserve_env PATH
8316 preserve_env PKG_CONFIG
8317 preserve_env PKG_CONFIG_LIBDIR
8318 preserve_env PKG_CONFIG_PATH
8319 preserve_env PYTHON
8320 preserve_env SDL2_CONFIG
8321 preserve_env SMBD
8322 preserve_env STRIP
8323 preserve_env WINDRES
8325 printf "exec" >>config.status
8326 printf " '%s'" "$0" "$@" >>config.status
8327 echo ' "$@"' >>config.status
8328 chmod +x config.status
8330 rm -r "$TMPDIR1"