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.)
23 echo "ERROR: failed to create temporary directory"
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"
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
42 echo "#" >> config.log
47 while test -n "$2"; do
60 # Run the compiler, capturing its output to the log. First argument
61 # is compiler binary to execute.
64 if test -n "$BASH_VERSION"; then eval '
67 lines: ${BASH_LINENO[*]}"
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
78 # Don't bother rerunning the compile if we were already using -Werror
84 echo $compiler -Werror "$@" >> config.log
85 $compiler -Werror "$@" >> config.log 2>&1 && return $?
86 error_exit "configure test passed without -Werror but failed with -Werror." \
87 "This is probably a bug in the configure script. The failing command" \
88 "will be at the bottom of config.log." \
89 "You can run configure with --disable-werror to bypass this check."
93 do_compiler "$cc" "$@"
97 do_compiler "$cxx" "$@"
100 # Append $2 to the variable named $1, with space separation
102 eval $1=\${$1:+\"\$$1 \"}\$2
106 # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
107 # options which some versions of GCC's C++ compiler complain about
108 # because they only make sense for C programs.
109 QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS"
111 for arg in $QEMU_CFLAGS; do
113 -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
114 -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
117 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }"-std=gnu++98"
120 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
128 do_cc $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
134 do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $QEMU_LDFLAGS $local_ldflags
137 # symbolically link $1 to $2. Portable version of "ln -sf".
140 mkdir -p "$(dirname "$2")"
144 # check whether a command is available to this shell (may be either an
145 # executable or a builtin)
147 type "$1" >/dev/null 2>&1
150 # search for an executable in PATH
156 # pathname has a dir component?
157 if [ "${local_command#*/}" != "$local_command" ]; then
158 if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
159 echo "$local_command"
163 if [ -z "$local_command" ]; then
168 for local_dir in $PATH; do
169 if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
170 echo "$local_dir/$local_command"
171 IFS="${local_ifs:-$(printf ' \t\n')}"
176 IFS="${local_ifs:-$(printf ' \t\n')}"
181 echo "$trace_backends" | grep "$1" >/dev/null
185 eval test -z '"${1#'"$2"'}"'
188 supported_hax_target() {
189 test "$hax" = "yes" || return 1
190 glob "$1" "*-softmmu" || return 1
191 case "${1%-softmmu}" in
199 supported_kvm_target() {
200 test "$kvm" = "yes" || return 1
201 glob "$1" "*-softmmu" || return 1
202 case "${1%-softmmu}:$cpu" in
203 arm:arm | aarch64:aarch64 | \
204 i386:i386 | i386:x86_64 | i386:x32 | \
205 x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
206 mips:mips | mipsel:mips | mips64:mips | mips64el:mips | \
207 ppc:ppc | ppc64:ppc | ppc:ppc64 | ppc64:ppc64 | ppc64:ppc64le | \
215 supported_xen_target() {
216 test "$xen" = "yes" || return 1
217 glob "$1" "*-softmmu" || return 1
218 # Only i386 and x86_64 provide the xenpv machine.
219 case "${1%-softmmu}" in
227 supported_hvf_target() {
228 test "$hvf" = "yes" || return 1
229 glob "$1" "*-softmmu" || return 1
230 case "${1%-softmmu}" in
238 supported_whpx_target() {
239 test "$whpx" = "yes" || return 1
240 glob "$1" "*-softmmu" || return 1
241 case "${1%-softmmu}" in
254 if test "$linux" != "yes"; then
255 print_error "Target '$target' is only available on a Linux host"
260 if test "$bsd" != "yes"; then
261 print_error "Target '$target' is only available on a BSD host"
266 print_error "Invalid target name '$target'"
270 test "$tcg" = "yes" && return 0
271 supported_kvm_target "$1" && return 0
272 supported_xen_target "$1" && return 0
273 supported_hax_target "$1" && return 0
274 supported_hvf_target "$1" && return 0
275 supported_whpx_target "$1" && return 0
276 print_error "TCG disabled, but hardware accelerator not available for '$target'"
282 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
285 # make source path absolute
286 source_path=$(cd "$(dirname -- "$0")"; pwd)
288 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
290 error_exit "main directory cannot contain spaces nor colons"
296 interp_prefix="/usr/gnemul/qemu-%M"
300 block_drv_rw_whitelist=""
301 block_drv_ro_whitelist=""
312 gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
314 if test -e "$source_path/.git"
317 git_submodules="ui/keycodemapdb"
318 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
319 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
324 if ! test -f "$source_path/ui/keycodemapdb/README"
327 echo "ERROR: missing file $source_path/ui/keycodemapdb/README"
329 echo "This is not a GIT checkout but module content appears to"
330 echo "be missing. Do not use 'git archive' or GitHub download links"
331 echo "to acquire QEMU source archives. Non-GIT builds are only"
332 echo "supported with source archives linked from:"
334 echo " https://www.qemu.org/download/#source"
336 echo "Developers working with GIT can use scripts/archive-source.sh"
337 echo "if they need to create valid source archives."
344 # Don't accept a target_list environment variable.
346 unset target_list_exclude
348 # Default value for a variable defining feature "foo".
349 # * foo="no" feature will only be used if --enable-foo arg is given
350 # * foo="" feature will be searched for, and if found, will be used
351 # unless --disable-foo is given
352 # * foo="yes" this value will only be set by --enable-foo flag.
353 # feature will searched for,
354 # if not found, configure exits with error
356 # Always add --enable-foo and --disable-foo command line args.
357 # Distributions want to ensure that several features are compiled in, and it
358 # is impossible without a --enable-foo that exits if a feature is not found.
379 xen_pci_passthrough=""
414 LDFLAGS_SHARED="-shared"
418 mandir="\${prefix}/share/man"
419 datadir="\${prefix}/share"
420 firmwarepath="\${prefix}/share/qemu-firmware"
421 qemu_docdir="\${prefix}/share/doc/qemu"
422 bindir="\${prefix}/bin"
423 libdir="\${prefix}/lib"
424 libexecdir="\${prefix}/libexec"
425 includedir="\${prefix}/include"
426 sysconfdir="\${prefix}/etc"
427 local_statedir="\${prefix}/var"
463 guest_agent_with_vss="no"
464 guest_agent_ntddscsi="no"
473 debug_stack_usage="no"
477 glusterfs_xlator_opt="no"
478 glusterfs_discard="no"
479 glusterfs_fallocate="no"
480 glusterfs_zerofill="no"
481 glusterfs_ftruncate_has_stat="no"
482 glusterfs_iocb_has_stat="no"
485 tls_priority="NORMAL"
492 qemu_private_xts="yes"
498 live_block_migration="yes"
516 default_devices="yes"
528 # parse CC options first
530 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
532 --cross-prefix=*) cross_prefix="$optarg"
536 --cxx=*) CXX="$optarg"
538 --cpu=*) cpu="$optarg"
540 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
541 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
543 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
545 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
546 EXTRA_LDFLAGS="$optarg"
548 --enable-debug-info) debug_info="yes"
550 --disable-debug-info) debug_info="no"
552 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
554 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*}
555 eval "cross_cc_cflags_${cc_arch}=\$optarg"
556 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
558 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
559 cc_archs="$cc_archs $cc_arch"
560 eval "cross_cc_${cc_arch}=\$optarg"
561 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
566 # Using uname is really, really broken. Once we have the right set of checks
567 # we can eliminate its usage altogether.
569 # Preferred compiler:
571 # ${cross_prefix}gcc (if cross-prefix specified)
573 if test -z "${CC}${cross_prefix}"; then
576 cc="${CC-${cross_prefix}gcc}"
579 if test -z "${CXX}${cross_prefix}"; then
582 cxx="${CXX-${cross_prefix}g++}"
585 ar="${AR-${cross_prefix}ar}"
586 as="${AS-${cross_prefix}as}"
589 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
590 ld="${LD-${cross_prefix}ld}"
591 ranlib="${RANLIB-${cross_prefix}ranlib}"
592 nm="${NM-${cross_prefix}nm}"
593 strip="${STRIP-${cross_prefix}strip}"
594 windres="${WINDRES-${cross_prefix}windres}"
595 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
597 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
599 pkg_config=query_pkg_config
600 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
602 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
603 ARFLAGS="${ARFLAGS-rv}"
605 # default flags for all hosts
606 # We use -fwrapv to tell the compiler that we require a C dialect where
607 # left shift of signed integers is well defined and has the expected
608 # 2s-complement style results. (Both clang and gcc agree that it
609 # provides these semantics.)
610 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv -std=gnu99 $QEMU_CFLAGS"
611 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
612 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
613 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
614 QEMU_INCLUDES="-iquote . -iquote \$(SRC_PATH) -iquote \$(SRC_PATH)/accel/tcg -iquote \$(SRC_PATH)/include"
615 QEMU_INCLUDES="$QEMU_INCLUDES -iquote \$(SRC_PATH)/disas/libvixl"
616 if test "$debug_info" = "yes"; then
620 # running configure in the source tree?
621 # we know that's the case if configure is there.
622 if test -f "./configure"; then
623 pwd_is_source_path="y"
625 pwd_is_source_path="n"
631 #error $1 not defined
633 int main(void) { return 0; }
641 int main(void) { return 0; }
648 int main(void) { return 0; }
652 write_c_fuzzer_skeleton() {
655 #include <sys/types.h>
656 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
657 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
661 if check_define __linux__ ; then
663 elif check_define _WIN32 ; then
665 elif check_define __OpenBSD__ ; then
667 elif check_define __sun__ ; then
669 elif check_define __HAIKU__ ; then
671 elif check_define __FreeBSD__ ; then
673 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
674 targetos='GNU/kFreeBSD'
675 elif check_define __DragonFly__ ; then
677 elif check_define __NetBSD__; then
679 elif check_define __APPLE__; then
682 # This is a fatal error, but don't report it yet, because we
683 # might be going to just print the --help text, or it might
684 # be the result of a missing compiler.
689 # Some host OSes need non-standard checks for which CPU to use.
690 # Note that these checks are broken for cross-compilation: if you're
691 # cross-compiling to one of these OSes then you'll need to specify
692 # the correct CPU with the --cpu option.
695 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
696 # run 64-bit userspace code.
697 # If the user didn't specify a CPU explicitly and the kernel says this is
698 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
699 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
704 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
705 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
710 if test ! -z "$cpu" ; then
711 # command line argument
713 elif check_define __i386__ ; then
715 elif check_define __x86_64__ ; then
716 if check_define __ILP32__ ; then
721 elif check_define __sparc__ ; then
722 if check_define __arch64__ ; then
727 elif check_define _ARCH_PPC ; then
728 if check_define _ARCH_PPC64 ; then
729 if check_define _LITTLE_ENDIAN ; then
737 elif check_define __mips__ ; then
739 elif check_define __s390__ ; then
740 if check_define __s390x__ ; then
745 elif check_define __riscv ; then
746 if check_define _LP64 ; then
751 elif check_define __arm__ ; then
753 elif check_define __aarch64__ ; then
760 # Normalise host CPU name and set ARCH.
761 # Note that this case should only have supported host CPUs, not guests.
763 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64)
770 i386|i486|i586|i686|i86pc|BePC)
795 # This will result in either an error or falling back to TCI later
799 if test -z "$ARCH"; then
805 # host *BSD for user mode
813 audio_possible_drivers="dsound sdl"
814 if check_include dsound.h; then
815 audio_drv_list="dsound"
824 audio_drv_list="oss try-sdl"
825 audio_possible_drivers="oss sdl pa"
830 audio_drv_list="oss try-sdl"
831 audio_possible_drivers="oss sdl pa"
832 # needed for kinfo_getvmmap(3) in libutil.h
834 # needed for kinfo_getproc
835 libs_qga="-lutil $libs_qga"
836 netmap="" # enable netmap autodetect
837 HOST_VARIANT_DIR="freebsd"
843 audio_drv_list="oss try-sdl"
844 audio_possible_drivers="oss sdl pa"
845 HOST_VARIANT_DIR="dragonfly"
851 audio_drv_list="oss try-sdl"
852 audio_possible_drivers="oss sdl"
854 HOST_VARIANT_DIR="netbsd"
860 audio_drv_list="try-sdl"
861 audio_possible_drivers="sdl"
862 HOST_VARIANT_DIR="openbsd"
870 LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
871 if [ "$cpu" = "x86_64" ] ; then
872 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
873 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS"
876 audio_drv_list="coreaudio try-sdl"
877 audio_possible_drivers="coreaudio sdl"
878 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS"
879 libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
880 # Disable attempts to use ObjectiveC features in os/object.h since they
881 # won't work when we're compiling with gcc as a C compiler.
882 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
883 HOST_VARIANT_DIR="darwin"
889 install="${INSTALL-ginstall}"
890 smbd="${SMBD-/usr/sfw/sbin/smbd}"
891 if test -f /usr/include/sys/soundcard.h ; then
892 audio_drv_list="oss try-sdl"
894 audio_possible_drivers="oss sdl"
895 # needed for CMSG_ macros in sys/socket.h
896 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
897 # needed for TIOCWIN* defines in termios.h
898 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
899 QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
900 solarisnetlibs="-lsocket -lnsl -lresolv"
901 LIBS="$solarisnetlibs $LIBS"
902 libs_qga="$solarisnetlibs $libs_qga"
906 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
907 LIBS="-lposix_error_mapper -lnetwork $LIBS"
910 audio_drv_list="try-pa oss"
911 audio_possible_drivers="oss alsa sdl pa"
915 QEMU_INCLUDES="-isystem \$(SRC_PATH)/linux-headers -isystem $PWD/linux-headers $QEMU_INCLUDES"
921 if [ "$bsd" = "yes" ] ; then
922 if [ "$darwin" != "yes" ] ; then
927 : ${make=${MAKE-make}}
928 : ${install=${INSTALL-install}}
929 # We prefer python 3.x. A bare 'python' is traditionally
930 # python 2.x, but some distros have it as python 3.x, so
933 for binary in "${PYTHON-python3}" python
937 python=$(command -v "$binary")
943 for binary in sphinx-build-3 sphinx-build
947 sphinx_build=$(command -v "$binary")
952 # Check for ancillary tools used in testing
954 for binary in genisoimage mkisofs
958 genisoimage=$(command -v "$binary")
963 : ${smbd=${SMBD-/usr/sbin/smbd}}
965 # Default objcc to clang if available, otherwise use CC
972 if test "$mingw32" = "yes" ; then
975 # MinGW needs -mthreads for TLS and macro _MT.
976 QEMU_CFLAGS="-mthreads $QEMU_CFLAGS"
977 LIBS="-lwinmm -lws2_32 $LIBS"
979 if compile_prog "" "-liberty" ; then
980 LIBS="-liberty $LIBS"
982 prefix="c:/Program Files/QEMU"
985 qemu_docdir="\${prefix}"
987 sysconfdir="\${prefix}"
990 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
996 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
998 --help|-h) show_help=yes
1000 --version|-V) exec cat $source_path/VERSION
1002 --prefix=*) prefix="$optarg"
1004 --interp-prefix=*) interp_prefix="$optarg"
1010 --host-cc=*) host_cc="$optarg"
1014 --iasl=*) iasl="$optarg"
1016 --objcc=*) objcc="$optarg"
1018 --make=*) make="$optarg"
1020 --install=*) install="$optarg"
1022 --python=*) python="$optarg"
1024 --sphinx-build=*) sphinx_build="$optarg"
1026 --gcov=*) gcov_tool="$optarg"
1028 --smbd=*) smbd="$optarg"
1036 --enable-debug-info)
1038 --disable-debug-info)
1048 --disable-module-upgrades) module_upgrades="no"
1050 --enable-module-upgrades) module_upgrades="yes"
1054 --target-list=*) target_list="$optarg"
1055 if test "$target_list_exclude"; then
1056 error_exit "Can't mix --target-list with --target-list-exclude"
1059 --target-list-exclude=*) target_list_exclude="$optarg"
1060 if test "$target_list"; then
1061 error_exit "Can't mix --target-list-exclude with --target-list"
1064 --enable-trace-backends=*) trace_backends="$optarg"
1066 # XXX: backwards compatibility
1067 --enable-trace-backend=*) trace_backends="$optarg"
1069 --with-trace-file=*) trace_file="$optarg"
1071 --with-default-devices) default_devices="yes"
1073 --without-default-devices) default_devices="no"
1075 --enable-gprof) gprof="yes"
1077 --enable-gcov) gcov="yes"
1081 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
1083 --mandir=*) mandir="$optarg"
1085 --bindir=*) bindir="$optarg"
1087 --libdir=*) libdir="$optarg"
1089 --libexecdir=*) libexecdir="$optarg"
1091 --includedir=*) includedir="$optarg"
1093 --datadir=*) datadir="$optarg"
1095 --with-confsuffix=*) confsuffix="$optarg"
1097 --docdir=*) qemu_docdir="$optarg"
1099 --sysconfdir=*) sysconfdir="$optarg"
1101 --localstatedir=*) local_statedir="$optarg"
1103 --firmwarepath=*) firmwarepath="$optarg"
1105 --host=*|--build=*|\
1106 --disable-dependency-tracking|\
1107 --sbindir=*|--sharedstatedir=*|\
1108 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
1109 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
1110 # These switches are silently ignored, for compatibility with
1111 # autoconf-generated configure scripts. This allows QEMU's
1112 # configure to be used by RPM and similar macros that set
1113 # lots of directory switches by default.
1115 --disable-sdl) sdl="no"
1117 --enable-sdl) sdl="yes"
1119 --disable-sdl-image) sdl_image="no"
1121 --enable-sdl-image) sdl_image="yes"
1123 --disable-qom-cast-debug) qom_cast_debug="no"
1125 --enable-qom-cast-debug) qom_cast_debug="yes"
1127 --disable-virtfs) virtfs="no"
1129 --enable-virtfs) virtfs="yes"
1131 --disable-mpath) mpath="no"
1133 --enable-mpath) mpath="yes"
1135 --disable-vnc) vnc="no"
1137 --enable-vnc) vnc="yes"
1139 --oss-lib=*) oss_lib="$optarg"
1141 --audio-drv-list=*) audio_drv_list="$optarg"
1143 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1145 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1147 --enable-debug-tcg) debug_tcg="yes"
1149 --disable-debug-tcg) debug_tcg="no"
1152 # Enable debugging options that aren't excessively noisy
1159 --enable-sanitizers) sanitizers="yes"
1161 --disable-sanitizers) sanitizers="no"
1163 --enable-tsan) tsan="yes"
1165 --disable-tsan) tsan="no"
1167 --enable-sparse) sparse="yes"
1169 --disable-sparse) sparse="no"
1171 --disable-strip) strip_opt="no"
1173 --disable-vnc-sasl) vnc_sasl="no"
1175 --enable-vnc-sasl) vnc_sasl="yes"
1177 --disable-vnc-jpeg) vnc_jpeg="no"
1179 --enable-vnc-jpeg) vnc_jpeg="yes"
1181 --disable-vnc-png) vnc_png="no"
1183 --enable-vnc-png) vnc_png="yes"
1185 --disable-slirp) slirp="no"
1187 --enable-slirp=git) slirp="git"
1189 --enable-slirp=system) slirp="system"
1191 --disable-vde) vde="no"
1193 --enable-vde) vde="yes"
1195 --disable-netmap) netmap="no"
1197 --enable-netmap) netmap="yes"
1199 --disable-xen) xen="no"
1201 --enable-xen) xen="yes"
1203 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1205 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1207 --disable-brlapi) brlapi="no"
1209 --enable-brlapi) brlapi="yes"
1211 --disable-kvm) kvm="no"
1213 --enable-kvm) kvm="yes"
1215 --disable-hax) hax="no"
1217 --enable-hax) hax="yes"
1219 --disable-hvf) hvf="no"
1221 --enable-hvf) hvf="yes"
1223 --disable-whpx) whpx="no"
1225 --enable-whpx) whpx="yes"
1227 --disable-tcg-interpreter) tcg_interpreter="no"
1229 --enable-tcg-interpreter) tcg_interpreter="yes"
1231 --disable-cap-ng) cap_ng="no"
1233 --enable-cap-ng) cap_ng="yes"
1235 --disable-tcg) tcg="no"
1237 --enable-tcg) tcg="yes"
1239 --disable-malloc-trim) malloc_trim="no"
1241 --enable-malloc-trim) malloc_trim="yes"
1243 --disable-spice) spice="no"
1245 --enable-spice) spice="yes"
1247 --disable-libiscsi) libiscsi="no"
1249 --enable-libiscsi) libiscsi="yes"
1251 --disable-libnfs) libnfs="no"
1253 --enable-libnfs) libnfs="yes"
1255 --enable-profiler) profiler="yes"
1257 --disable-cocoa) cocoa="no"
1261 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1263 --disable-system) softmmu="no"
1265 --enable-system) softmmu="yes"
1272 --disable-linux-user) linux_user="no"
1274 --enable-linux-user) linux_user="yes"
1276 --disable-bsd-user) bsd_user="no"
1278 --enable-bsd-user) bsd_user="yes"
1280 --enable-pie) pie="yes"
1282 --disable-pie) pie="no"
1284 --enable-werror) werror="yes"
1286 --disable-werror) werror="no"
1288 --enable-stack-protector) stack_protector="yes"
1290 --disable-stack-protector) stack_protector="no"
1292 --enable-safe-stack) safe_stack="yes"
1294 --disable-safe-stack) safe_stack="no"
1296 --disable-curses) curses="no"
1298 --enable-curses) curses="yes"
1300 --disable-iconv) iconv="no"
1302 --enable-iconv) iconv="yes"
1304 --disable-curl) curl="no"
1306 --enable-curl) curl="yes"
1308 --disable-fdt) fdt="no"
1310 --enable-fdt) fdt="yes"
1312 --disable-linux-aio) linux_aio="no"
1314 --enable-linux-aio) linux_aio="yes"
1316 --disable-linux-io-uring) linux_io_uring="no"
1318 --enable-linux-io-uring) linux_io_uring="yes"
1320 --disable-attr) attr="no"
1322 --enable-attr) attr="yes"
1324 --disable-membarrier) membarrier="no"
1326 --enable-membarrier) membarrier="yes"
1328 --disable-blobs) blobs="no"
1330 --with-pkgversion=*) pkgversion="$optarg"
1332 --with-coroutine=*) coroutine="$optarg"
1334 --disable-coroutine-pool) coroutine_pool="no"
1336 --enable-coroutine-pool) coroutine_pool="yes"
1338 --enable-debug-stack-usage) debug_stack_usage="yes"
1340 --enable-crypto-afalg) crypto_afalg="yes"
1342 --disable-crypto-afalg) crypto_afalg="no"
1344 --disable-docs) docs="no"
1346 --enable-docs) docs="yes"
1348 --disable-vhost-net) vhost_net="no"
1350 --enable-vhost-net) vhost_net="yes"
1352 --disable-vhost-crypto) vhost_crypto="no"
1354 --enable-vhost-crypto) vhost_crypto="yes"
1356 --disable-vhost-scsi) vhost_scsi="no"
1358 --enable-vhost-scsi) vhost_scsi="yes"
1360 --disable-vhost-vsock) vhost_vsock="no"
1362 --enable-vhost-vsock) vhost_vsock="yes"
1364 --disable-vhost-user-fs) vhost_user_fs="no"
1366 --enable-vhost-user-fs) vhost_user_fs="yes"
1368 --disable-opengl) opengl="no"
1370 --enable-opengl) opengl="yes"
1372 --disable-rbd) rbd="no"
1374 --enable-rbd) rbd="yes"
1376 --disable-xfsctl) xfs="no"
1378 --enable-xfsctl) xfs="yes"
1380 --disable-smartcard) smartcard="no"
1382 --enable-smartcard) smartcard="yes"
1384 --disable-libusb) libusb="no"
1386 --enable-libusb) libusb="yes"
1388 --disable-usb-redir) usb_redir="no"
1390 --enable-usb-redir) usb_redir="yes"
1392 --disable-zlib-test) zlib="no"
1394 --disable-lzo) lzo="no"
1396 --enable-lzo) lzo="yes"
1398 --disable-snappy) snappy="no"
1400 --enable-snappy) snappy="yes"
1402 --disable-bzip2) bzip2="no"
1404 --enable-bzip2) bzip2="yes"
1406 --enable-lzfse) lzfse="yes"
1408 --disable-lzfse) lzfse="no"
1410 --disable-zstd) zstd="no"
1412 --enable-zstd) zstd="yes"
1414 --enable-guest-agent) guest_agent="yes"
1416 --disable-guest-agent) guest_agent="no"
1418 --enable-guest-agent-msi) guest_agent_msi="yes"
1420 --disable-guest-agent-msi) guest_agent_msi="no"
1422 --with-vss-sdk) vss_win32_sdk=""
1424 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1426 --without-vss-sdk) vss_win32_sdk="no"
1428 --with-win-sdk) win_sdk=""
1430 --with-win-sdk=*) win_sdk="$optarg"
1432 --without-win-sdk) win_sdk="no"
1434 --enable-tools) want_tools="yes"
1436 --disable-tools) want_tools="no"
1438 --enable-seccomp) seccomp="yes"
1440 --disable-seccomp) seccomp="no"
1442 --disable-glusterfs) glusterfs="no"
1444 --disable-avx2) avx2_opt="no"
1446 --enable-avx2) avx2_opt="yes"
1448 --disable-avx512f) avx512f_opt="no"
1450 --enable-avx512f) avx512f_opt="yes"
1453 --enable-glusterfs) glusterfs="yes"
1455 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1456 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1458 --enable-vhdx|--disable-vhdx)
1459 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1461 --enable-uuid|--disable-uuid)
1462 echo "$0: $opt is obsolete, UUID support is always built" >&2
1464 --disable-gtk) gtk="no"
1466 --enable-gtk) gtk="yes"
1468 --tls-priority=*) tls_priority="$optarg"
1470 --disable-gnutls) gnutls="no"
1472 --enable-gnutls) gnutls="yes"
1474 --disable-nettle) nettle="no"
1476 --enable-nettle) nettle="yes"
1478 --disable-gcrypt) gcrypt="no"
1480 --enable-gcrypt) gcrypt="yes"
1482 --disable-auth-pam) auth_pam="no"
1484 --enable-auth-pam) auth_pam="yes"
1486 --enable-rdma) rdma="yes"
1488 --disable-rdma) rdma="no"
1490 --enable-pvrdma) pvrdma="yes"
1492 --disable-pvrdma) pvrdma="no"
1494 --disable-vte) vte="no"
1496 --enable-vte) vte="yes"
1498 --disable-virglrenderer) virglrenderer="no"
1500 --enable-virglrenderer) virglrenderer="yes"
1502 --disable-tpm) tpm="no"
1504 --enable-tpm) tpm="yes"
1506 --disable-libssh) libssh="no"
1508 --enable-libssh) libssh="yes"
1510 --disable-live-block-migration) live_block_migration="no"
1512 --enable-live-block-migration) live_block_migration="yes"
1514 --disable-numa) numa="no"
1516 --enable-numa) numa="yes"
1518 --disable-libxml2) libxml2="no"
1520 --enable-libxml2) libxml2="yes"
1522 --disable-tcmalloc) tcmalloc="no"
1524 --enable-tcmalloc) tcmalloc="yes"
1526 --disable-jemalloc) jemalloc="no"
1528 --enable-jemalloc) jemalloc="yes"
1530 --disable-replication) replication="no"
1532 --enable-replication) replication="yes"
1534 --disable-vxhs) vxhs="no"
1536 --enable-vxhs) vxhs="yes"
1538 --disable-bochs) bochs="no"
1540 --enable-bochs) bochs="yes"
1542 --disable-cloop) cloop="no"
1544 --enable-cloop) cloop="yes"
1546 --disable-dmg) dmg="no"
1548 --enable-dmg) dmg="yes"
1550 --disable-qcow1) qcow1="no"
1552 --enable-qcow1) qcow1="yes"
1554 --disable-vdi) vdi="no"
1556 --enable-vdi) vdi="yes"
1558 --disable-vvfat) vvfat="no"
1560 --enable-vvfat) vvfat="yes"
1562 --disable-qed) qed="no"
1564 --enable-qed) qed="yes"
1566 --disable-parallels) parallels="no"
1568 --enable-parallels) parallels="yes"
1570 --disable-sheepdog) sheepdog="no"
1572 --enable-sheepdog) sheepdog="yes"
1574 --disable-vhost-user) vhost_user="no"
1576 --enable-vhost-user) vhost_user="yes"
1578 --disable-vhost-kernel) vhost_kernel="no"
1580 --enable-vhost-kernel) vhost_kernel="yes"
1582 --disable-capstone) capstone="no"
1584 --enable-capstone) capstone="yes"
1586 --enable-capstone=git) capstone="git"
1588 --enable-capstone=system) capstone="system"
1590 --with-git=*) git="$optarg"
1592 --enable-git-update) git_update=yes
1594 --disable-git-update) git_update=no
1596 --enable-debug-mutex) debug_mutex=yes
1598 --disable-debug-mutex) debug_mutex=no
1600 --enable-libpmem) libpmem=yes
1602 --disable-libpmem) libpmem=no
1604 --enable-xkbcommon) xkbcommon=yes
1606 --disable-xkbcommon) xkbcommon=no
1608 --enable-plugins) plugins="yes"
1610 --disable-plugins) plugins="no"
1612 --enable-containers) use_containers="yes"
1614 --disable-containers) use_containers="no"
1616 --enable-fuzzing) fuzzing=yes
1618 --disable-fuzzing) fuzzing=no
1620 --gdb=*) gdb_bin="$optarg"
1622 --enable-rng-none) rng_none=yes
1624 --disable-rng-none) rng_none=no
1626 --enable-keyring) secret_keyring="yes"
1628 --disable-keyring) secret_keyring="no"
1630 --enable-libdaxctl) libdaxctl=yes
1632 --disable-libdaxctl) libdaxctl=no
1635 echo "ERROR: unknown option $opt"
1636 echo "Try '$0 --help' for more information"
1645 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1649 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1652 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1653 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS"
1656 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1657 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1661 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS"
1665 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1669 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1672 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1673 # If we truly care, we should simply detect this case at
1674 # runtime and generate the fallback to serial emulation.
1675 CPU_CFLAGS="-m64 -mcx16"
1676 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1680 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS"
1682 # No special flags required for other host CPUs
1685 eval "cross_cc_${cpu}=\$host_cc"
1686 cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
1687 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1689 # For user-mode emulation the host arch has to be one we explicitly
1690 # support, even if we're using TCI.
1691 if [ "$ARCH" = "unknown" ]; then
1696 if [ "$bsd_user" = "no" -a "$linux_user" = "no" -a "$softmmu" = "no" ] ; then
1700 default_target_list=""
1704 if [ "$softmmu" = "yes" ]; then
1705 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1707 if [ "$linux_user" = "yes" ]; then
1708 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1710 if [ "$bsd_user" = "yes" ]; then
1711 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1714 if test -z "$target_list_exclude"; then
1715 for config in $mak_wilds; do
1716 default_target_list="${default_target_list} $(basename "$config" .mak)"
1719 exclude_list=$(echo "$target_list_exclude" | sed -e 's/,/ /g')
1720 for config in $mak_wilds; do
1721 target="$(basename "$config" .mak)"
1723 for excl in $exclude_list; do
1724 if test "$excl" = "$target"; then
1729 if test "$exclude" = "no"; then
1730 default_target_list="${default_target_list} $target"
1735 # Enumerate public trace backends for --help output
1736 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1738 if test x"$show_help" = x"yes" ; then
1741 Usage: configure [options]
1742 Options: [defaults in brackets after descriptions]
1745 --help print this message
1746 --prefix=PREFIX install in PREFIX [$prefix]
1747 --interp-prefix=PREFIX where to find shared libraries, etc.
1748 use %M for cpu name [$interp_prefix]
1749 --target-list=LIST set target list (default: build everything)
1750 $(echo Available targets: $default_target_list | \
1751 fold -s -w 53 | sed -e 's/^/ /')
1752 --target-list-exclude=LIST exclude a set of targets from the default target-list
1754 Advanced options (experts only):
1755 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1756 --cc=CC use C compiler CC [$cc]
1757 --iasl=IASL use ACPI compiler IASL [$iasl]
1758 --host-cc=CC use C compiler CC [$host_cc] for code run at
1760 --cxx=CXX use C++ compiler CXX [$cxx]
1761 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1762 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1763 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1764 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1765 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1766 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
1767 --make=MAKE use specified make [$make]
1768 --install=INSTALL use specified install [$install]
1769 --python=PYTHON use specified python [$python]
1770 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build]
1771 --smbd=SMBD use specified smbd [$smbd]
1772 --with-git=GIT use specified git [$git]
1773 --static enable static build [$static]
1774 --mandir=PATH install man pages in PATH
1775 --datadir=PATH install firmware in PATH$confsuffix
1776 --docdir=PATH install documentation in PATH$confsuffix
1777 --bindir=PATH install binaries in PATH
1778 --libdir=PATH install libraries in PATH
1779 --libexecdir=PATH install helper binaries in PATH
1780 --sysconfdir=PATH install config in PATH$confsuffix
1781 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1782 --firmwarepath=PATH search PATH for firmware files
1783 --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1784 --with-pkgversion=VERS use specified string as sub-version of the package
1785 --enable-debug enable common debug build options
1786 --enable-sanitizers enable default sanitizers
1787 --enable-tsan enable thread sanitizer
1788 --disable-strip disable stripping binaries
1789 --disable-werror disable compilation abort on warning
1790 --disable-stack-protector disable compiler-provided stack protection
1791 --audio-drv-list=LIST set audio drivers list:
1792 Available drivers: $audio_possible_drivers
1793 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1794 --block-drv-rw-whitelist=L
1795 set block driver read-write whitelist
1796 (affects only QEMU, not qemu-img)
1797 --block-drv-ro-whitelist=L
1798 set block driver read-only whitelist
1799 (affects only QEMU, not qemu-img)
1800 --enable-trace-backends=B Set trace backend
1801 Available backends: $trace_backend_list
1802 --with-trace-file=NAME Full PATH,NAME of file to store traces
1804 --disable-slirp disable SLIRP userspace network connectivity
1805 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1806 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1807 --oss-lib path to OSS library
1808 --cpu=CPU Build for host CPU [$cpu]
1809 --with-coroutine=BACKEND coroutine backend. Supported options:
1810 ucontext, sigaltstack, windows
1811 --enable-gcov enable test coverage analysis with gcov
1812 --gcov=GCOV use specified gcov [$gcov_tool]
1813 --disable-blobs disable installing provided firmware blobs
1814 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1815 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1816 --tls-priority default TLS protocol/cipher priority string
1817 --enable-gprof QEMU profiling with gprof
1818 --enable-profiler profiler support
1819 --enable-debug-stack-usage
1820 track the maximum stack usage of stacks created by qemu_alloc_stack
1822 enable plugins via shared library loading
1823 --disable-containers don't use containers for cross-building
1824 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin]
1826 Optional features, enabled with --enable-FEATURE and
1827 disabled with --disable-FEATURE, default is enabled if available:
1829 system all system emulation targets
1830 user supported user emulation targets
1831 linux-user all linux usermode emulation targets
1832 bsd-user all BSD usermode emulation targets
1833 docs build documentation
1834 guest-agent build the QEMU Guest Agent
1835 guest-agent-msi build guest agent Windows MSI installation package
1836 pie Position Independent Executables
1837 modules modules support (non-Windows)
1838 module-upgrades try to load modules from alternate paths for upgrades
1839 debug-tcg TCG debugging (default is disabled)
1840 debug-info debugging information
1841 sparse sparse checker
1842 safe-stack SafeStack Stack Smash Protection. Depends on
1843 clang/llvm >= 3.7 and requires coroutine backend ucontext.
1845 gnutls GNUTLS cryptography support
1846 nettle nettle cryptography support
1847 gcrypt libgcrypt cryptography support
1848 auth-pam PAM access control
1850 sdl-image SDL Image support for icons
1852 vte vte support for the gtk UI
1854 iconv font glyph conversion support
1856 vnc-sasl SASL encryption for VNC server
1857 vnc-jpeg JPEG lossy compression for VNC server
1858 vnc-png PNG compression for VNC server
1859 cocoa Cocoa UI (Mac OS X only)
1861 mpath Multipath persistent reservation passthrough
1862 xen xen backend driver support
1863 xen-pci-passthrough PCI passthrough support for Xen
1864 brlapi BrlAPI (Braile)
1865 curl curl connectivity
1866 membarrier membarrier system call (for Linux 4.14+ or Windows)
1868 kvm KVM acceleration support
1869 hax HAX acceleration support
1870 hvf Hypervisor.framework acceleration support
1871 whpx Windows Hypervisor Platform acceleration support
1872 rdma Enable RDMA-based migration
1873 pvrdma Enable PVRDMA support
1874 vde support for vde network
1875 netmap support for netmap network
1876 linux-aio Linux AIO support
1877 linux-io-uring Linux io_uring support
1878 cap-ng libcap-ng support
1879 attr attr and xattr support
1880 vhost-net vhost-net kernel acceleration support
1881 vhost-vsock virtio sockets device support
1882 vhost-scsi vhost-scsi kernel target support
1883 vhost-crypto vhost-user-crypto backend support
1884 vhost-kernel vhost kernel backend support
1885 vhost-user vhost-user backend support
1887 rbd rados block device (rbd)
1888 libiscsi iscsi support
1890 smartcard smartcard support (libcacard)
1891 libusb libusb (for usb passthrough)
1892 live-block-migration Block migration in the main migration stream
1893 usb-redir usb network redirection support
1894 lzo support of lzo compression library
1895 snappy support of snappy compression library
1896 bzip2 support of bzip2 compression library
1897 (for reading bzip2-compressed dmg images)
1898 lzfse support of lzfse compression library
1899 (for reading lzfse-compressed dmg images)
1900 zstd support for zstd compression library
1901 (for migration compression and qcow2 cluster compression)
1902 seccomp seccomp support
1903 coroutine-pool coroutine freelist (better performance)
1904 glusterfs GlusterFS backend
1906 libssh ssh block device support
1907 numa libnuma support
1908 libxml2 for Parallels image format
1909 tcmalloc tcmalloc support
1910 jemalloc jemalloc support
1911 avx2 AVX2 optimization support
1912 avx512f AVX512F optimization support
1913 replication replication support
1914 opengl opengl support
1915 virglrenderer virgl rendering support
1916 xfsctl xfsctl support
1917 qom-cast-debug cast debugging support
1918 tools build qemu-io, qemu-nbd and qemu-img tools
1919 vxhs Veritas HyperScale vDisk backend support
1920 bochs bochs image format support
1921 cloop cloop image format support
1922 dmg dmg image format support
1923 qcow1 qcow v1 image format support
1924 vdi vdi image format support
1925 vvfat vvfat image format support
1926 qed qed image format support
1927 parallels parallels image format support
1928 sheepdog sheepdog block driver support
1929 crypto-afalg Linux AF_ALG crypto backend driver
1930 capstone capstone disassembler support
1931 debug-mutex mutex debugging support
1932 libpmem libpmem support
1933 xkbcommon xkbcommon support
1934 rng-none dummy RNG, avoid using /dev/(u)random and getrandom()
1935 libdaxctl libdaxctl support
1937 NOTE: The object files are built at the place where configure is launched
1942 # Remove old dependency files to make sure that they get properly regenerated
1943 rm -f */config-devices.mak.d
1945 # Remove syscall_nr.h to be sure they will be regenerated in the build
1946 # directory, not in the source directory
1947 for arch in alpha hppa m68k xtensa sh4 microblaze arm ppc s390x sparc sparc64 \
1948 i386 x86_64 mips mips64 ; do
1949 # remove the file if it has been generated in the source directory
1950 rm -f "${source_path}/linux-user/${arch}/syscall_nr.h"
1951 # remove the dependency files
1952 for target in ${arch}*-linux-user ; do
1953 test -d "${target}" && find "${target}" -type f -name "*.d" \
1954 -exec grep -q "${source_path}/linux-user/${arch}/syscall_nr.h" {} \; \
1955 -print | while read file ; do rm "${file}" "${file%.d}.o" ; done
1959 if test -z "$python"
1961 error_exit "Python not found. Use --python=/path/to/python"
1964 # Note that if the Python conditional here evaluates True we will exit
1965 # with status 1 which is a shell 'false' value.
1966 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,5))'; then
1967 error_exit "Cannot use '$python', Python >= 3.5 is required." \
1968 "Use --python=/path/to/python to specify a supported Python."
1971 # Preserve python version since some functionality is dependent on it
1972 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)
1974 # Suppress writing compiled files
1977 # Check that the C compiler works. Doing this here before testing
1978 # the host CPU ensures that we had a valid CC to autodetect the
1979 # $cpu var (and we should bail right here if that's not the case).
1980 # It also allows the help message to be printed without a CC.
1982 if compile_object ; then
1983 : C compiler works ok
1985 error_exit "\"$cc\" either does not exist or does not work"
1987 if ! compile_prog ; then
1988 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
1991 # Now we have handled --enable-tcg-interpreter and know we're not just
1992 # printing the help message, bail out if the host CPU isn't supported.
1993 if test "$ARCH" = "unknown"; then
1994 if test "$tcg_interpreter" = "yes" ; then
1995 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1997 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
2001 # Consult white-list to determine whether to enable werror
2002 # by default. Only enable by default for git builds
2003 if test -z "$werror" ; then
2004 if test -e "$source_path/.git" && \
2005 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
2012 if test "$bogus_os" = "yes"; then
2013 # Now that we know that we're not printing the help and that
2014 # the compiler works (so the results of the check_defines we used
2015 # to identify the OS are reliable), if we didn't recognize the
2016 # host OS we should stop now.
2017 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
2020 # Check whether the compiler matches our minimum requirements:
2022 #if defined(__clang_major__) && defined(__clang_minor__)
2023 # ifdef __apple_build_version__
2024 # if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1)
2025 # error You need at least XCode Clang v5.1 to compile QEMU
2028 # if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4)
2029 # error You need at least Clang v3.4 to compile QEMU
2032 #elif defined(__GNUC__) && defined(__GNUC_MINOR__)
2033 # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)
2034 # error You need at least GCC v4.8 to compile QEMU
2037 # error You either need GCC or Clang to compiler QEMU
2039 int main (void) { return 0; }
2041 if ! compile_prog "" "" ; then
2042 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)"
2045 # Accumulate -Wfoo and -Wno-bar separately.
2046 # We will list all of the enable flags first, and the disable flags second.
2047 # Note that we do not add -Werror, because that would enable it for all
2048 # configure tests. If a configure test failed due to -Werror this would
2049 # just silently disable some features, so it's too error prone.
2052 add_to warn_flags -Wold-style-declaration
2053 add_to warn_flags -Wold-style-definition
2054 add_to warn_flags -Wtype-limits
2055 add_to warn_flags -Wformat-security
2056 add_to warn_flags -Wformat-y2k
2057 add_to warn_flags -Winit-self
2058 add_to warn_flags -Wignored-qualifiers
2059 add_to warn_flags -Wempty-body
2060 add_to warn_flags -Wnested-externs
2061 add_to warn_flags -Wendif-labels
2062 add_to warn_flags -Wexpansion-to-defined
2065 add_to nowarn_flags -Wno-initializer-overrides
2066 add_to nowarn_flags -Wno-missing-include-dirs
2067 add_to nowarn_flags -Wno-shift-negative-value
2068 add_to nowarn_flags -Wno-string-plus-int
2069 add_to nowarn_flags -Wno-typedef-redefinition
2070 add_to nowarn_flags -Wno-tautological-type-limit-compare
2071 add_to nowarn_flags -Wno-psabi
2073 gcc_flags="$warn_flags $nowarn_flags"
2075 cc_has_warning_flag() {
2078 # Use the positive sense of the flag when testing for -Wno-wombat
2079 # support (gcc will happily accept the -Wno- form of unknown
2081 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
2082 compile_prog "-Werror $optflag" ""
2085 for flag in $gcc_flags; do
2086 if cc_has_warning_flag $flag ; then
2087 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2091 if test "$stack_protector" != "no"; then
2093 int main(int argc, char *argv[])
2095 char arr[64], *p = arr, *c = argv[0];
2102 gcc_flags="-fstack-protector-strong -fstack-protector-all"
2104 for flag in $gcc_flags; do
2105 # We need to check both a compile and a link, since some compiler
2106 # setups fail only on a .c->.o compile and some only at link time
2107 if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
2108 compile_prog "-Werror $flag" ""; then
2109 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2110 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
2115 if test "$stack_protector" = yes; then
2116 if test $sp_on = 0; then
2117 error_exit "Stack protector not supported"
2122 # Disable -Wmissing-braces on older compilers that warn even for
2123 # the "universal" C zero initializer {0}.
2129 if compile_object "-Werror" "" ; then
2132 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
2135 # Our module code doesn't support Windows
2136 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
2137 error_exit "Modules are not available for Windows"
2140 # module_upgrades is only reasonable if modules are enabled
2141 if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then
2142 error_exit "Can't enable module-upgrades as Modules are not enabled"
2145 # Static linking is not possible with modules or PIE
2146 if test "$static" = "yes" ; then
2147 if test "$modules" = "yes" ; then
2148 error_exit "static and modules are mutually incompatible"
2152 # Unconditional check for compiler __thread support
2154 static __thread int tls_var;
2155 int main(void) { return tls_var; }
2158 if ! compile_prog "-Werror" "" ; then
2159 error_exit "Your compiler does not support the __thread specifier for " \
2160 "Thread-Local Storage (TLS). Please upgrade to a version that does."
2166 # define THREAD __thread
2170 static THREAD int tls_var;
2171 int main(void) { return tls_var; }
2174 # Check we support --no-pie first; we will need this for building ROMs.
2175 if compile_prog "-Werror -fno-pie" "-no-pie"; then
2176 CFLAGS_NOPIE="-fno-pie"
2177 LDFLAGS_NOPIE="-no-pie"
2180 if test "$static" = "yes"; then
2181 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
2182 QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
2183 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS"
2185 elif test "$pie" = "yes"; then
2186 error_exit "-static-pie not available due to missing toolchain support"
2188 QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
2191 elif test "$pie" = "no"; then
2192 QEMU_CFLAGS="$CFLAGS_NOPIE $QEMU_CFLAGS"
2193 QEMU_LDFLAGS="$LDFLAGS_NOPIE $QEMU_LDFLAGS"
2194 elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
2195 QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
2196 QEMU_LDFLAGS="-pie $QEMU_LDFLAGS"
2198 elif test "$pie" = "yes"; then
2199 error_exit "PIE not available due to missing toolchain support"
2201 echo "Disabling PIE due to missing toolchain support"
2205 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
2206 # The combination is known as "full relro", because .got.plt is read-only too.
2207 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
2208 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
2211 ##########################################
2212 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
2213 # use i686 as default anyway, but for those that don't, an explicit
2214 # specification is necessary
2216 if test "$cpu" = "i386"; then
2218 static int sfaa(int *ptr)
2220 return __sync_fetch_and_and(ptr, 0);
2226 val = __sync_val_compare_and_swap(&val, 0, 1);
2231 if ! compile_prog "" "" ; then
2232 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
2236 #########################################
2237 # Solaris specific configure tool chain decisions
2239 if test "$solaris" = "yes" ; then
2240 if has $install; then
2243 error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
2244 "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
2245 "to get ginstall which is used by default (which lives in /opt/csw/bin)"
2247 if test "$(path_of $install)" = "/usr/sbin/install" ; then
2248 error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
2249 "try ginstall from the GNU fileutils available from www.blastwave.org" \
2250 "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
2255 if test -f /usr/ccs/bin/ar ; then
2256 error_exit "No path includes ar" \
2257 "Add /usr/ccs/bin to your path and rerun configure"
2259 error_exit "No path includes ar"
2263 if test -z "${target_list+xxx}" ; then
2264 for target in $default_target_list; do
2265 supported_target $target 2>/dev/null && \
2266 target_list="$target_list $target"
2268 target_list="${target_list# }"
2270 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
2271 for target in $target_list; do
2272 # Check that we recognised the target name; this allows a more
2273 # friendly error message than if we let it fall through.
2274 case " $default_target_list " in
2278 error_exit "Unknown target name '$target'"
2281 supported_target $target || exit 1
2285 # see if system emulation was really requested
2286 case " $target_list " in
2287 *"-softmmu "*) softmmu=yes
2293 for target in $target_list; do
2295 arm-softmmu | aarch64-softmmu | i386-softmmu | x86_64-softmmu)
2300 # The EDK2 binaries are compressed with bzip2
2301 if test "$edk2_blobs" = "yes" && ! has bzip2; then
2302 error_exit "The bzip2 program is required for building QEMU"
2305 feature_not_found() {
2309 error_exit "User requested feature $feature" \
2310 "configure was not able to find it." \
2315 # big/little endian test
2317 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
2318 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
2319 extern int foo(short *, short *);
2320 int main(int argc, char *argv[]) {
2321 return foo(big_endian, little_endian);
2325 if compile_object ; then
2326 if strings -a $TMPO | grep -q BiGeNdIaN ; then
2328 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
2331 echo big/little test failed
2334 echo big/little test failed
2337 ##########################################
2339 if test -z "$want_tools"; then
2340 if test "$softmmu" = "no"; then
2347 ##########################################
2348 # cocoa implies not SDL or GTK
2349 # (the cocoa UI code currently assumes it is always the active UI
2350 # and doesn't interact well with other UI frontend code)
2351 if test "$cocoa" = "yes"; then
2352 if test "$sdl" = "yes"; then
2353 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
2355 if test "$gtk" = "yes"; then
2356 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
2362 # Some versions of Mac OS X incorrectly define SIZE_MAX
2366 int main(int argc, char *argv[]) {
2367 return printf("%zu", SIZE_MAX);
2370 have_broken_size_max=no
2371 if ! compile_object -Werror ; then
2372 have_broken_size_max=yes
2375 ##########################################
2379 #include <sys/socket.h>
2380 #include <linux/ip.h>
2381 int main(void) { return sizeof(struct mmsghdr); }
2383 if compile_prog "" "" ; then
2389 #########################################
2390 # vhost interdependencies and host support
2393 test "$vhost_user" = "" && vhost_user=yes
2394 if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
2395 error_exit "vhost-user isn't available on win32"
2397 test "$vhost_kernel" = "" && vhost_kernel=$linux
2398 if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
2399 error_exit "vhost-kernel is only available on Linux"
2402 # vhost-kernel devices
2403 test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
2404 if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
2405 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
2407 test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
2408 if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
2409 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
2412 # vhost-user backends
2413 test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
2414 if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
2415 error_exit "--enable-vhost-net-user requires --enable-vhost-user"
2417 test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
2418 if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
2419 error_exit "--enable-vhost-crypto requires --enable-vhost-user"
2421 test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
2422 if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
2423 error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
2426 # OR the vhost-kernel and vhost-user values for simplicity
2427 if test "$vhost_net" = ""; then
2428 test "$vhost_net_user" = "yes" && vhost_net=yes
2429 test "$vhost_kernel" = "yes" && vhost_net=yes
2432 ##########################################
2433 # MinGW / Mingw-w64 localtime_r/gmtime_r check
2435 if test "$mingw32" = "yes"; then
2436 # Some versions of MinGW / Mingw-w64 lack localtime_r
2437 # and gmtime_r entirely.
2439 # Some versions of Mingw-w64 define a macro for
2440 # localtime_r/gmtime_r.
2442 # Some versions of Mingw-w64 will define functions
2443 # for localtime_r/gmtime_r, but only if you have
2444 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2445 # though, unistd.h and pthread.h both define
2448 # So this #undef localtime_r and #include <unistd.h>
2449 # are not in fact redundant.
2454 int main(void) { localtime_r(NULL, NULL); return 0; }
2456 if compile_prog "" "" ; then
2463 ##########################################
2466 if ! has "$pkg_config_exe"; then
2467 error_exit "pkg-config binary '$pkg_config_exe' not found"
2470 ##########################################
2473 if test "$linux_user" = "yes"; then
2476 #include <linux/futex.h>
2478 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2484 if ! compile_object ; then
2485 feature_not_found "nptl" "Install glibc and linux kernel headers."
2489 ##########################################
2492 if test "$lzo" != "no" ; then
2494 #include <lzo/lzo1x.h>
2495 int main(void) { lzo_version(); return 0; }
2497 if compile_prog "" "-llzo2" ; then
2498 libs_softmmu="$libs_softmmu -llzo2"
2501 if test "$lzo" = "yes"; then
2502 feature_not_found "liblzo2" "Install liblzo2 devel"
2508 ##########################################
2511 if test "$snappy" != "no" ; then
2513 #include <snappy-c.h>
2514 int main(void) { snappy_max_compressed_length(4096); return 0; }
2516 if compile_prog "" "-lsnappy" ; then
2517 libs_softmmu="$libs_softmmu -lsnappy"
2520 if test "$snappy" = "yes"; then
2521 feature_not_found "libsnappy" "Install libsnappy devel"
2527 ##########################################
2530 if test "$bzip2" != "no" ; then
2533 int main(void) { BZ2_bzlibVersion(); return 0; }
2535 if compile_prog "" "-lbz2" ; then
2538 if test "$bzip2" = "yes"; then
2539 feature_not_found "libbzip2" "Install libbzip2 devel"
2545 ##########################################
2548 if test "$lzfse" != "no" ; then
2551 int main(void) { lzfse_decode_scratch_size(); return 0; }
2553 if compile_prog "" "-llzfse" ; then
2556 if test "$lzfse" = "yes"; then
2557 feature_not_found "lzfse" "Install lzfse devel"
2563 ##########################################
2566 if test "$zstd" != "no" ; then
2567 libzstd_minver="1.4.0"
2568 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then
2569 zstd_cflags="$($pkg_config --cflags libzstd)"
2570 zstd_libs="$($pkg_config --libs libzstd)"
2571 LIBS="$zstd_libs $LIBS"
2572 QEMU_CFLAGS="$QEMU_CFLAGS $zstd_cflags"
2575 if test "$zstd" = "yes" ; then
2576 feature_not_found "libzstd" "Install libzstd devel"
2582 ##########################################
2585 if test "$seccomp" != "no" ; then
2586 libseccomp_minver="2.3.0"
2587 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2588 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2589 seccomp_libs="$($pkg_config --libs libseccomp)"
2592 if test "$seccomp" = "yes" ; then
2593 feature_not_found "libseccomp" \
2594 "Install libseccomp devel >= $libseccomp_minver"
2599 ##########################################
2602 if test "$xen" != "no" ; then
2603 # Check whether Xen library path is specified via --extra-ldflags to avoid
2604 # overriding this setting with pkg-config output. If not, try pkg-config
2605 # to obtain all needed flags.
2607 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2608 $pkg_config --exists xencontrol ; then
2609 xen_ctrl_version="$(printf '%d%02d%02d' \
2610 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2612 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2613 xen_pc="$xen_pc xenevtchn xendevicemodel"
2614 if $pkg_config --exists xentoolcore; then
2615 xen_pc="$xen_pc xentoolcore"
2617 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2618 libs_softmmu="$($pkg_config --libs $xen_pc) $libs_softmmu"
2621 xen_libs="-lxenstore -lxenctrl -lxenguest"
2622 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2624 # First we test whether Xen headers and libraries are available.
2625 # If no, we are done and there is no Xen support.
2626 # If yes, more tests are run to detect the Xen version.
2630 #include <xenctrl.h>
2635 if ! compile_prog "" "$xen_libs" ; then
2637 if test "$xen" = "yes" ; then
2638 feature_not_found "xen" "Install xen devel"
2644 cat > $TMPC <<EOF &&
2645 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2646 #define __XEN_TOOLS__
2647 #include <xendevicemodel.h>
2648 #include <xenforeignmemory.h>
2650 xendevicemodel_handle *xd;
2651 xenforeignmemory_handle *xfmem;
2653 xd = xendevicemodel_open(0, 0);
2654 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
2656 xfmem = xenforeignmemory_open(0, 0);
2657 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
2662 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2664 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2665 xen_ctrl_version=41100
2668 cat > $TMPC <<EOF &&
2669 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2670 #include <xenforeignmemory.h>
2671 #include <xentoolcore.h>
2673 xenforeignmemory_handle *xfmem;
2675 xfmem = xenforeignmemory_open(0, 0);
2676 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2677 xentoolcore_restrict_all(0);
2682 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2684 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2685 xen_ctrl_version=41000
2688 cat > $TMPC <<EOF &&
2689 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2690 #define __XEN_TOOLS__
2691 #include <xendevicemodel.h>
2693 xendevicemodel_handle *xd;
2695 xd = xendevicemodel_open(0, 0);
2696 xendevicemodel_close(xd);
2701 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2703 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2704 xen_ctrl_version=40900
2707 cat > $TMPC <<EOF &&
2709 * If we have stable libs the we don't want the libxc compat
2710 * layers, regardless of what CFLAGS we may have been given.
2712 * Also, check if xengnttab_grant_copy_segment_t is defined and
2713 * grant copy operation is implemented.
2715 #undef XC_WANT_COMPAT_EVTCHN_API
2716 #undef XC_WANT_COMPAT_GNTTAB_API
2717 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2718 #include <xenctrl.h>
2719 #include <xenstore.h>
2720 #include <xenevtchn.h>
2721 #include <xengnttab.h>
2722 #include <xenforeignmemory.h>
2724 #include <xen/hvm/hvm_info_table.h>
2725 #if !defined(HVM_MAX_VCPUS)
2726 # error HVM_MAX_VCPUS not defined
2729 xc_interface *xc = NULL;
2730 xenforeignmemory_handle *xfmem;
2731 xenevtchn_handle *xe;
2732 xengnttab_handle *xg;
2733 xengnttab_grant_copy_segment_t* seg = NULL;
2737 xc = xc_interface_open(0, 0, 0);
2738 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2739 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2740 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2741 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2743 xfmem = xenforeignmemory_open(0, 0);
2744 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2746 xe = xenevtchn_open(0, 0);
2749 xg = xengnttab_open(0, 0);
2750 xengnttab_grant_copy(xg, 0, seg);
2755 compile_prog "" "$xen_libs $xen_stable_libs"
2757 xen_ctrl_version=40800
2760 cat > $TMPC <<EOF &&
2762 * If we have stable libs the we don't want the libxc compat
2763 * layers, regardless of what CFLAGS we may have been given.
2765 #undef XC_WANT_COMPAT_EVTCHN_API
2766 #undef XC_WANT_COMPAT_GNTTAB_API
2767 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2768 #include <xenctrl.h>
2769 #include <xenstore.h>
2770 #include <xenevtchn.h>
2771 #include <xengnttab.h>
2772 #include <xenforeignmemory.h>
2774 #include <xen/hvm/hvm_info_table.h>
2775 #if !defined(HVM_MAX_VCPUS)
2776 # error HVM_MAX_VCPUS not defined
2779 xc_interface *xc = NULL;
2780 xenforeignmemory_handle *xfmem;
2781 xenevtchn_handle *xe;
2782 xengnttab_handle *xg;
2786 xc = xc_interface_open(0, 0, 0);
2787 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2788 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2789 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2790 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2792 xfmem = xenforeignmemory_open(0, 0);
2793 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2795 xe = xenevtchn_open(0, 0);
2798 xg = xengnttab_open(0, 0);
2799 xengnttab_map_grant_ref(xg, 0, 0, 0);
2804 compile_prog "" "$xen_libs $xen_stable_libs"
2806 xen_ctrl_version=40701
2811 cat > $TMPC <<EOF &&
2812 #include <xenctrl.h>
2813 #include <xenstore.h>
2815 #include <xen/hvm/hvm_info_table.h>
2816 #if !defined(HVM_MAX_VCPUS)
2817 # error HVM_MAX_VCPUS not defined
2822 xc = xc_interface_open(0, 0, 0);
2823 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2824 xc_gnttab_open(NULL, 0);
2825 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2826 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2827 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2828 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2832 compile_prog "" "$xen_libs"
2834 xen_ctrl_version=40600
2839 cat > $TMPC <<EOF &&
2840 #include <xenctrl.h>
2841 #include <xenstore.h>
2843 #include <xen/hvm/hvm_info_table.h>
2844 #if !defined(HVM_MAX_VCPUS)
2845 # error HVM_MAX_VCPUS not defined
2850 xc = xc_interface_open(0, 0, 0);
2851 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2852 xc_gnttab_open(NULL, 0);
2853 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2854 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2855 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2859 compile_prog "" "$xen_libs"
2861 xen_ctrl_version=40500
2865 cat > $TMPC <<EOF &&
2866 #include <xenctrl.h>
2867 #include <xenstore.h>
2869 #include <xen/hvm/hvm_info_table.h>
2870 #if !defined(HVM_MAX_VCPUS)
2871 # error HVM_MAX_VCPUS not defined
2876 xc = xc_interface_open(0, 0, 0);
2877 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2878 xc_gnttab_open(NULL, 0);
2879 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2880 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2884 compile_prog "" "$xen_libs"
2886 xen_ctrl_version=40200
2890 if test "$xen" = "yes" ; then
2891 feature_not_found "xen (unsupported version)" \
2892 "Install a supported xen (xen 4.2 or newer)"
2897 if test "$xen" = yes; then
2898 if test $xen_ctrl_version -ge 40701 ; then
2899 libs_softmmu="$xen_stable_libs $libs_softmmu"
2901 libs_softmmu="$xen_libs $libs_softmmu"
2906 if test "$xen_pci_passthrough" != "no"; then
2907 if test "$xen" = "yes" && test "$linux" = "yes"; then
2908 xen_pci_passthrough=yes
2910 if test "$xen_pci_passthrough" = "yes"; then
2911 error_exit "User requested feature Xen PCI Passthrough" \
2912 " but this feature requires /sys from Linux"
2914 xen_pci_passthrough=no
2918 ##########################################
2919 # Windows Hypervisor Platform accelerator (WHPX) check
2920 if test "$whpx" != "no" ; then
2921 if check_include "WinHvPlatform.h" && check_include "WinHvEmulation.h"; then
2924 if test "$whpx" = "yes"; then
2925 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
2931 ##########################################
2933 if test "$sparse" != "no" ; then
2937 if test "$sparse" = "yes" ; then
2938 feature_not_found "sparse" "Install sparse binary"
2944 ##########################################
2946 if $pkg_config --exists "x11"; then
2948 x11_cflags=$($pkg_config --cflags x11)
2949 x11_libs=$($pkg_config --libs x11)
2952 ##########################################
2955 if test "$gtk" != "no"; then
2956 gtkpackage="gtk+-3.0"
2957 gtkx11package="gtk+-x11-3.0"
2959 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2960 gtk_cflags=$($pkg_config --cflags $gtkpackage)
2961 gtk_libs=$($pkg_config --libs $gtkpackage)
2962 gtk_version=$($pkg_config --modversion $gtkpackage)
2963 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2965 gtk_cflags="$gtk_cflags $x11_cflags"
2966 gtk_libs="$gtk_libs $x11_libs"
2969 elif test "$gtk" = "yes"; then
2970 feature_not_found "gtk" "Install gtk3-devel"
2977 ##########################################
2980 if test "$gnutls" != "no"; then
2982 if $pkg_config --exists "gnutls >= 3.1.18"; then
2983 gnutls_cflags=$($pkg_config --cflags gnutls)
2984 gnutls_libs=$($pkg_config --libs gnutls)
2985 # Packaging for the static libraries is not always correct.
2986 # At least ubuntu 18.04 ships only shared libraries.
2988 if compile_prog "" "$gnutls_libs" ; then
2989 LIBS="$gnutls_libs $LIBS"
2990 QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2994 if test "$pass" = "no" && test "$gnutls" = "yes"; then
2995 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
3002 # If user didn't give a --disable/enable-gcrypt flag,
3003 # then mark as disabled if user requested nettle
3005 if test -z "$gcrypt"
3007 if test "$nettle" = "yes"
3013 # If user didn't give a --disable/enable-nettle flag,
3014 # then mark as disabled if user requested gcrypt
3016 if test -z "$nettle"
3018 if test "$gcrypt" = "yes"
3025 if ! has "libgcrypt-config"
3030 if test -n "$cross_prefix"
3032 host=$(libgcrypt-config --host)
3033 if test "$host-" != $cross_prefix
3039 maj=`libgcrypt-config --version | awk -F . '{print $1}'`
3040 min=`libgcrypt-config --version | awk -F . '{print $2}'`
3042 if test $maj != 1 || test $min -lt 5
3051 if test "$nettle" != "no"; then
3053 if $pkg_config --exists "nettle >= 2.7.1"; then
3054 nettle_cflags=$($pkg_config --cflags nettle)
3055 nettle_libs=$($pkg_config --libs nettle)
3056 nettle_version=$($pkg_config --modversion nettle)
3057 # Link test to make sure the given libraries work (e.g for static).
3059 if compile_prog "" "$nettle_libs" ; then
3060 LIBS="$nettle_libs $LIBS"
3061 QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
3062 if test -z "$gcrypt"; then
3068 if test "$pass" = "yes"
3071 #include <nettle/xts.h>
3076 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
3081 if test "$pass" = "no" && test "$nettle" = "yes"; then
3082 feature_not_found "nettle" "Install nettle devel >= 2.7.1"
3088 if test "$gcrypt" != "no"; then
3090 if has_libgcrypt; then
3091 gcrypt_cflags=$(libgcrypt-config --cflags)
3092 gcrypt_libs=$(libgcrypt-config --libs)
3093 # Debian has removed -lgpg-error from libgcrypt-config
3094 # as it "spreads unnecessary dependencies" which in
3095 # turn breaks static builds...
3096 if test "$static" = "yes"
3098 gcrypt_libs="$gcrypt_libs -lgpg-error"
3101 # Link test to make sure the given libraries work (e.g for static).
3103 if compile_prog "" "$gcrypt_libs" ; then
3104 LIBS="$gcrypt_libs $LIBS"
3105 QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
3109 if test "$pass" = "yes"; then
3114 gcry_mac_hd_t handle;
3115 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
3116 GCRY_MAC_FLAG_SECURE, NULL);
3120 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3126 gcry_cipher_hd_t handle;
3127 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0);
3131 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3135 elif test "$gcrypt" = "yes"; then
3136 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
3143 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
3145 error_exit "Only one of gcrypt & nettle can be enabled"
3148 ##########################################
3149 # libtasn1 - only for the TLS creds/session test suite
3154 if $pkg_config --exists "libtasn1"; then
3155 tasn1_cflags=$($pkg_config --cflags libtasn1)
3156 tasn1_libs=$($pkg_config --libs libtasn1)
3162 ##########################################
3165 if test "$auth_pam" != "no"; then
3167 #include <security/pam_appl.h>
3170 const char *service_name = "qemu";
3171 const char *user = "frank";
3172 const struct pam_conv pam_conv = { 0 };
3173 pam_handle_t *pamh = NULL;
3174 pam_start(service_name, user, &pam_conv, &pamh);
3178 if compile_prog "" "-lpam" ; then
3181 if test "$auth_pam" = "yes"; then
3182 feature_not_found "PAM" "Install PAM development package"
3189 ##########################################
3190 # getifaddrs (for tests/test-io-channel-socket )
3193 if ! check_include "ifaddrs.h" ; then
3197 ##########################################
3200 if test "$vte" != "no"; then
3201 vteminversion="0.32.0"
3202 if $pkg_config --exists "vte-2.91"; then
3203 vtepackage="vte-2.91"
3205 vtepackage="vte-2.90"
3207 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
3208 vte_cflags=$($pkg_config --cflags $vtepackage)
3209 vte_libs=$($pkg_config --libs $vtepackage)
3210 vteversion=$($pkg_config --modversion $vtepackage)
3212 elif test "$vte" = "yes"; then
3213 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
3219 ##########################################
3222 # Look for sdl configuration program (pkg-config or sdl2-config). Try
3223 # sdl2-config even without cross prefix, and favour pkg-config over sdl2-config.
3227 if $pkg_config sdl2 --exists; then
3228 sdlconfig="$pkg_config sdl2"
3229 sdlversion=$($sdlconfig --modversion 2>/dev/null)
3230 elif has "$sdl2_config"; then
3231 sdlconfig="$sdl2_config"
3232 sdlversion=$($sdlconfig --version)
3234 if test "$sdl" = "yes" ; then
3235 feature_not_found "sdl" "Install SDL2-devel"
3238 # no need to do the rest
3241 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl2-config; then
3242 echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
3247 #undef main /* We don't want SDL to override our main() */
3248 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
3250 sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
3251 sdl_cflags="$sdl_cflags -Wno-undef" # workaround 2.0.8 bug
3252 if test "$static" = "yes" ; then
3253 if $pkg_config sdl2 --exists; then
3254 sdl_libs=$($pkg_config sdl2 --static --libs 2>/dev/null)
3256 sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
3259 sdl_libs=$($sdlconfig --libs 2>/dev/null)
3261 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3264 # static link with sdl ? (note: sdl.pc's --static --libs is broken)
3265 if test "$sdl" = "yes" && test "$static" = "yes" ; then
3266 if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
3267 sdl_libs="$sdl_libs $(aalib-config --static-libs 2>/dev/null)"
3268 sdl_cflags="$sdl_cflags $(aalib-config --cflags 2>/dev/null)"
3270 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3276 else # sdl not found
3277 if test "$sdl" = "yes" ; then
3278 feature_not_found "sdl" "Install SDL2 devel"
3281 fi # sdl compile test
3286 if test "$sdl_image" != "no" ; then
3287 if $pkg_config SDL2_image --exists; then
3288 if test "$static" = "yes"; then
3289 sdl_image_libs=$($pkg_config SDL2_image --libs --static 2>/dev/null)
3291 sdl_image_libs=$($pkg_config SDL2_image --libs 2>/dev/null)
3293 sdl_image_cflags=$($pkg_config SDL2_image --cflags 2>/dev/null)
3296 sdl_cflags="$sdl_cflags $sdl_image_cflags"
3297 sdl_libs="$sdl_libs $sdl_image_libs"
3299 if test "$sdl_image" = "yes" ; then
3300 feature_not_found "sdl_image" "Install SDL Image devel"
3308 if test "$sdl" != "no" ; then
3312 if test "$sdl" = "yes" ; then
3315 if test "$sdl_image" = "yes"; then
3316 echo "warning: SDL Image requested, but SDL is not available, disabling"
3321 if test "$sdl" = "yes" ; then
3324 #if defined(SDL_VIDEO_DRIVER_X11)
3325 #include <X11/XKBlib.h>
3327 #error No x11 support
3329 int main(void) { return 0; }
3331 if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
3333 sdl_cflags="$sdl_cflags $x11_cflags"
3334 sdl_libs="$sdl_libs $x11_libs"
3338 ##########################################
3339 # RDMA needs OpenFabrics libraries
3340 if test "$rdma" != "no" ; then
3342 #include <rdma/rdma_cma.h>
3343 int main(void) { return 0; }
3345 rdma_libs="-lrdmacm -libverbs -libumad"
3346 if compile_prog "" "$rdma_libs" ; then
3348 libs_softmmu="$libs_softmmu $rdma_libs"
3350 if test "$rdma" = "yes" ; then
3352 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
3354 " (1) Fast: Install infiniband packages (devel) from your distro." \
3355 " (2) Cleanest: Install libraries from www.openfabrics.org" \
3356 " (3) Also: Install softiwarp if you don't have RDMA hardware"
3362 ##########################################
3365 cat > $TMPC <<EOF &&
3366 #include <sys/mman.h>
3373 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
3379 if test "$rdma" = "yes" ; then
3382 if compile_prog "" ""; then
3389 if ! compile_prog "" ""; then
3390 error_exit "PVRDMA is not supported since mremap is not implemented"
3399 if test "$pvrdma" = "yes" ; then
3400 error_exit "PVRDMA requires rdma suppport"
3405 # Let's see if enhanced reg_mr is supported
3406 if test "$pvrdma" = "yes" ; then
3408 cat > $TMPC <<EOF &&
3409 #include <infiniband/verbs.h>
3415 struct ibv_pd *pd = NULL;
3421 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
3428 if ! compile_prog "" "-libverbs"; then
3429 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
3433 ##########################################
3434 # VNC SASL detection
3435 if test "$vnc" = "yes" && test "$vnc_sasl" != "no" ; then
3437 #include <sasl/sasl.h>
3439 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
3441 # Assuming Cyrus-SASL installed in /usr prefix
3442 # QEMU defines struct iovec in "qemu/osdep.h",
3443 # we don't want libsasl to redefine it in <sasl/sasl.h>.
3444 vnc_sasl_cflags="-DSTRUCT_IOVEC_DEFINED"
3445 vnc_sasl_libs="-lsasl2"
3446 if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
3448 libs_softmmu="$vnc_sasl_libs $libs_softmmu"
3449 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
3451 if test "$vnc_sasl" = "yes" ; then
3452 feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
3458 ##########################################
3459 # VNC JPEG detection
3460 if test "$vnc" = "yes" && test "$vnc_jpeg" != "no" ; then
3463 #include <jpeglib.h>
3464 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
3467 vnc_jpeg_libs="-ljpeg"
3468 if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
3470 libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
3471 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
3473 if test "$vnc_jpeg" = "yes" ; then
3474 feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
3480 ##########################################
3482 if test "$vnc" = "yes" && test "$vnc_png" != "no" ; then
3484 //#include <stdio.h>
3488 png_structp png_ptr;
3489 png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
3490 return png_ptr != 0;
3493 if $pkg_config libpng --exists; then
3494 vnc_png_cflags=$($pkg_config libpng --cflags)
3495 vnc_png_libs=$($pkg_config libpng --libs)
3498 vnc_png_libs="-lpng"
3500 if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
3502 libs_softmmu="$vnc_png_libs $libs_softmmu"
3503 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
3505 if test "$vnc_png" = "yes" ; then
3506 feature_not_found "vnc-png" "Install libpng devel"
3512 ##########################################
3514 if test "$xkbcommon" != "no" ; then
3515 if $pkg_config xkbcommon --exists; then
3516 xkbcommon_cflags=$($pkg_config xkbcommon --cflags)
3517 xkbcommon_libs=$($pkg_config xkbcommon --libs)
3520 if test "$xkbcommon" = "yes" ; then
3521 feature_not_found "xkbcommon" "Install libxkbcommon-devel"
3528 ##########################################
3529 # xfsctl() probe, used for file-posix.c
3530 if test "$xfs" != "no" ; then
3532 #include <stddef.h> /* NULL */
3533 #include <xfs/xfs.h>
3536 xfsctl(NULL, 0, 0, NULL);
3540 if compile_prog "" "" ; then
3543 if test "$xfs" = "yes" ; then
3544 feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
3550 ##########################################
3551 # vde libraries probe
3552 if test "$vde" != "no" ; then
3553 vde_libs="-lvdeplug"
3555 #include <libvdeplug.h>
3558 struct vde_open_args a = {0, 0, 0};
3564 if compile_prog "" "$vde_libs" ; then
3567 if test "$vde" = "yes" ; then
3568 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3574 ##########################################
3575 # netmap support probe
3576 # Apart from looking for netmap headers, we make sure that the host API version
3577 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3578 # a minor/major version number. Minor new features will be marked with values up
3579 # to 15, and if something happens that requires a change to the backend we will
3580 # move above 15, submit the backend fixes and modify this two bounds.
3581 if test "$netmap" != "no" ; then
3583 #include <inttypes.h>
3585 #include <net/netmap.h>
3586 #include <net/netmap_user.h>
3587 #if (NETMAP_API < 11) || (NETMAP_API > 15)
3590 int main(void) { return 0; }
3592 if compile_prog "" "" ; then
3595 if test "$netmap" = "yes" ; then
3596 feature_not_found "netmap"
3602 ##########################################
3603 # libcap-ng library probe
3604 if test "$cap_ng" != "no" ; then
3610 capng_capability_to_name(CAPNG_EFFECTIVE);
3614 if compile_prog "" "$cap_libs" ; then
3616 libs_tools="$cap_libs $libs_tools"
3618 if test "$cap_ng" = "yes" ; then
3619 feature_not_found "cap_ng" "Install libcap-ng devel"
3625 ##########################################
3626 # Sound support libraries probe
3628 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3629 for drv in $audio_drv_list; do
3632 if $pkg_config alsa --exists; then
3633 alsa_libs=$($pkg_config alsa --libs)
3634 if test "$drv" = "try-alsa"; then
3635 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/')
3638 if test "$drv" = "try-alsa"; then
3639 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//')
3641 error_exit "$drv check failed" \
3642 "Make sure to have the $drv libs and headers installed."
3648 if $pkg_config libpulse --exists; then
3649 pulse_libs=$($pkg_config libpulse --libs)
3650 if test "$drv" = "try-pa"; then
3651 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/')
3654 if test "$drv" = "try-pa"; then
3655 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//')
3657 error_exit "$drv check failed" \
3658 "Make sure to have the $drv libs and headers installed."
3664 if test "$sdl" = "no"; then
3665 error_exit "sdl not found or disabled, can not use sdl audio driver"
3670 if test "$sdl" = "no"; then
3671 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//')
3673 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/')
3678 coreaudio_libs="-framework CoreAudio"
3682 dsound_libs="-lole32 -ldxguid"
3691 if $pkg_config jack --exists; then
3692 jack_libs=$($pkg_config jack --libs)
3693 if test "$drv" = "try-jack"; then
3694 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack/jack/')
3697 if test "$drv" = "try-jack"; then
3698 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack//')
3700 error_exit "$drv check failed" \
3701 "Make sure to have the $drv libs and headers installed."
3707 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3708 error_exit "Unknown driver '$drv' selected" \
3709 "Possible drivers are: $audio_possible_drivers"
3715 ##########################################
3718 if test "$brlapi" != "no" ; then
3719 brlapi_libs="-lbrlapi"
3723 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3725 if compile_prog "" "$brlapi_libs" ; then
3728 if test "$brlapi" = "yes" ; then
3729 feature_not_found "brlapi" "Install brlapi devel"
3735 ##########################################
3737 if test "$iconv" != "no" ; then
3741 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
3742 return conv != (iconv_t) -1;
3745 iconv_prefix_list="/usr/local:/usr"
3746 iconv_lib_list=":-liconv"
3748 for iconv_prefix in $iconv_prefix_list; do
3750 iconv_cflags="-I$iconv_prefix/include"
3751 iconv_ldflags="-L$iconv_prefix/lib"
3752 for iconv_link in $iconv_lib_list; do
3754 iconv_lib="$iconv_ldflags $iconv_link"
3755 echo "looking at iconv in '$iconv_cflags' '$iconv_lib'" >> config.log
3756 if compile_prog "$iconv_cflags" "$iconv_lib" ; then
3761 if test "$iconv_found" = yes ; then
3765 if test "$iconv_found" = "yes" ; then
3768 if test "$iconv" = "yes" ; then
3769 feature_not_found "iconv" "Install iconv devel"
3775 ##########################################
3777 if test "$iconv" = "no" ; then
3778 # curses will need iconv
3781 if test "$curses" != "no" ; then
3782 if test "$mingw32" = "yes" ; then
3783 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3784 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3786 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3787 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3794 #include <langinfo.h>
3796 const char *codeset;
3798 setlocale(LC_ALL, "");
3800 addwstr(L"wide chars\n");
3802 add_wch(WACS_DEGREE);
3803 codeset = nl_langinfo(CODESET);
3804 return codeset != 0;
3808 for curses_inc in $curses_inc_list; do
3809 # Make sure we get the wide character prototypes
3810 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3812 for curses_lib in $curses_lib_list; do
3814 if compile_prog "$curses_inc" "$curses_lib" ; then
3819 if test "$curses_found" = yes ; then
3824 if test "$curses_found" = "yes" ; then
3827 if test "$curses" = "yes" ; then
3828 feature_not_found "curses" "Install ncurses devel"
3834 ##########################################
3836 if test "$curl" != "no" ; then
3837 if $pkg_config libcurl --exists; then
3838 curlconfig="$pkg_config libcurl"
3840 curlconfig=curl-config
3843 #include <curl/curl.h>
3844 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3846 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3847 curl_libs=$($curlconfig --libs 2>/dev/null)
3848 if compile_prog "$curl_cflags" "$curl_libs" ; then
3851 if test "$curl" = "yes" ; then
3852 feature_not_found "curl" "Install libcurl devel"
3858 ##########################################
3859 # glib support probe
3862 glib_modules=gthread-2.0
3863 if test "$modules" = yes; then
3864 glib_modules="$glib_modules gmodule-export-2.0"
3866 if test "$plugins" = yes; then
3867 glib_modules="$glib_modules gmodule-2.0"
3870 # This workaround is required due to a bug in pkg-config file for glib as it
3871 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3873 if test "$static" = yes && test "$mingw32" = yes; then
3874 QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3877 for i in $glib_modules; do
3878 if $pkg_config --atleast-version=$glib_req_ver $i; then
3879 glib_cflags=$($pkg_config --cflags $i)
3880 glib_libs=$($pkg_config --libs $i)
3881 QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3882 LIBS="$glib_libs $LIBS"
3883 libs_qga="$glib_libs $libs_qga"
3885 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3889 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
3891 gio_cflags=$($pkg_config --cflags gio-2.0)
3892 gio_libs=$($pkg_config --libs gio-2.0)
3893 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
3894 if [ ! -x "$gdbus_codegen" ]; then
3901 if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
3902 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
3903 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
3906 # Sanity check that the current size_t matches the
3907 # size that glib thinks it should be. This catches
3908 # problems on multi-arch where people try to build
3909 # 32-bit QEMU while pointing at 64-bit glib headers
3914 #define QEMU_BUILD_BUG_ON(x) \
3915 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3918 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3923 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3924 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3925 "You probably need to set PKG_CONFIG_LIBDIR"\
3926 "to point to the right pkg-config files for your"\
3930 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3933 int main(void) { return 0; }
3935 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3936 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3937 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3938 CFLAGS="-Wno-unknown-attributes $CFLAGS"
3942 # Silence clang warnings triggered by glib < 2.57.2
3945 typedef struct Foo {
3948 static void foo_free(Foo *f)
3952 G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free);
3953 int main(void) { return 0; }
3955 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3956 if cc_has_warning_flag "-Wno-unused-function"; then
3957 glib_cflags="$glib_cflags -Wno-unused-function"
3958 CFLAGS="$CFLAGS -Wno-unused-function"
3962 #########################################
3965 if test "$zlib" != "no" ; then
3966 if $pkg_config --exists zlib; then
3967 zlib_cflags=$($pkg_config --cflags zlib)
3968 zlib_libs=$($pkg_config --libs zlib)
3969 QEMU_CFLAGS="$zlib_cflags $QEMU_CFLAGS"
3970 LIBS="$zlib_libs $LIBS"
3974 int main(void) { zlibVersion(); return 0; }
3976 if compile_prog "" "-lz" ; then
3979 error_exit "zlib check failed" \
3980 "Make sure to have the zlib libs and headers installed."
3985 ##########################################
3986 # SHA command probe for modules
3987 if test "$modules" = yes; then
3988 shacmd_probe="sha1sum sha1 shasum"
3989 for c in $shacmd_probe; do
3995 if test "$shacmd" = ""; then
3996 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
4000 ##########################################
4001 # pixman support probe
4003 if test "$want_tools" = "no" && test "$softmmu" = "no"; then
4006 elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
4007 pixman_cflags=$($pkg_config --cflags pixman-1)
4008 pixman_libs=$($pkg_config --libs pixman-1)
4010 error_exit "pixman >= 0.21.8 not present." \
4011 "Please install the pixman devel package."
4014 ##########################################
4015 # libmpathpersist probe
4017 if test "$mpath" != "no" ; then
4018 # probe for the new API
4020 #include <libudev.h>
4021 #include <mpath_persist.h>
4022 unsigned mpath_mx_alloc_len = 1024;
4024 static struct config *multipath_conf;
4025 extern struct udev *udev;
4026 extern struct config *get_multipath_config(void);
4027 extern void put_multipath_config(struct config *conf);
4029 struct config *get_multipath_config(void) { return multipath_conf; }
4030 void put_multipath_config(struct config *conf) { }
4034 multipath_conf = mpath_lib_init();
4038 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
4040 mpathpersist_new_api=yes
4042 # probe for the old API
4044 #include <libudev.h>
4045 #include <mpath_persist.h>
4046 unsigned mpath_mx_alloc_len = 1024;
4049 struct udev *udev = udev_new();
4050 mpath_lib_init(udev);
4054 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
4056 mpathpersist_new_api=no
4065 ##########################################
4067 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
4071 #include <pthread.h>
4072 static void *f(void *p) { return NULL; }
4075 pthread_create(&thread, 0, f, 0);
4079 if compile_prog "" "" ; then
4082 for pthread_lib in $PTHREADLIBS_LIST; do
4083 if compile_prog "" "$pthread_lib" ; then
4086 for lib_entry in $LIBS; do
4087 if test "$lib_entry" = "$pthread_lib"; then
4092 if test "$found" = "no"; then
4093 LIBS="$pthread_lib $LIBS"
4094 libs_qga="$pthread_lib $libs_qga"
4096 PTHREAD_LIB="$pthread_lib"
4102 if test "$mingw32" != yes && test "$pthread" = no; then
4103 error_exit "pthread check failed" \
4104 "Make sure to have the pthread libs and headers installed."
4107 # check for pthread_setname_np with thread id
4108 pthread_setname_np_w_tid=no
4110 #include <pthread.h>
4112 static void *f(void *p) { return NULL; }
4116 pthread_create(&thread, 0, f, 0);
4117 pthread_setname_np(thread, "QEMU");
4121 if compile_prog "" "$pthread_lib" ; then
4122 pthread_setname_np_w_tid=yes
4125 # check for pthread_setname_np without thread id
4126 pthread_setname_np_wo_tid=no
4128 #include <pthread.h>
4130 static void *f(void *p) { pthread_setname_np("QEMU"); }
4134 pthread_create(&thread, 0, f, 0);
4138 if compile_prog "" "$pthread_lib" ; then
4139 pthread_setname_np_wo_tid=yes
4142 ##########################################
4144 if test "$rbd" != "no" ; then
4147 #include <rbd/librbd.h>
4150 rados_create(&cluster, NULL);
4154 rbd_libs="-lrbd -lrados"
4155 if compile_prog "" "$rbd_libs" ; then
4158 if test "$rbd" = "yes" ; then
4159 feature_not_found "rados block device" "Install librbd/ceph devel"
4165 ##########################################
4167 if test "$libssh" != "no" ; then
4168 if $pkg_config --exists libssh; then
4169 libssh_cflags=$($pkg_config libssh --cflags)
4170 libssh_libs=$($pkg_config libssh --libs)
4173 if test "$libssh" = "yes" ; then
4174 error_exit "libssh required for --enable-libssh"
4180 ##########################################
4181 # Check for libssh 0.8
4182 # This is done like this instead of using the LIBSSH_VERSION_* and
4183 # SSH_VERSION_* macros because some distributions in the past shipped
4184 # snapshots of the future 0.8 from Git, and those snapshots did not
4185 # have updated version numbers (still referring to 0.7.0).
4187 if test "$libssh" = "yes"; then
4189 #include <libssh/libssh.h>
4190 int main(void) { return ssh_get_server_publickey(NULL, NULL); }
4192 if compile_prog "$libssh_cflags" "$libssh_libs"; then
4193 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags"
4197 ##########################################
4200 if test "$linux_aio" != "no" ; then
4203 #include <sys/eventfd.h>
4205 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
4207 if compile_prog "" "-laio" ; then
4210 if test "$linux_aio" = "yes" ; then
4211 feature_not_found "linux AIO" "Install libaio devel"