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Makefile: Add back TAGS/ctags/cscope rules
[qemu/kevin.git] / configure
blob8a3acef89d91737f253b6e771dc424438043689d
1 #!/bin/sh
2 #
3 # qemu configure script (c) 2003 Fabrice Bellard
4 #
5
6 # Unset some variables known to interfere with behavior of common tools,
7 # just as autoconf does.
8 CLICOLOR_FORCE= GREP_OPTIONS=
9 unset CLICOLOR_FORCE GREP_OPTIONS
10
11 # Don't allow CCACHE, if present, to use cached results of compile tests!
12 export CCACHE_RECACHE=yes
13
14 # make source path absolute
15 source_path=$(cd "$(dirname -- "$0")"; pwd)
16
17 if test "$PWD" = "$source_path"
18 then
19 echo "Using './build' as the directory for build output"
20
21 MARKER=build/auto-created-by-configure
22
23 if test -e build
24 then
25 if test -f $MARKER
26 then
27 rm -rf build
28 else
29 echo "ERROR: ./build dir already exists and was not previously created by configure"
30 exit 1
31 fi
32 fi
33
34 mkdir build
35 touch $MARKER
36
37 cat > GNUmakefile <<'EOF'
38 # This file is auto-generated by configure to support in-source tree
39 # 'make' command invocation
40
41 ifeq ($(MAKECMDGOALS),)
42 recurse: all
43 endif
44
45 .NOTPARALLEL: %
46 %: force
47 @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...'
48 @$(MAKE) -C build -f Makefile $(MAKECMDGOALS)
49 @if test "$(MAKECMDGOALS)" = "distclean" && \
50 test -e build/auto-created-by-configure ; \
51 then \
52 rm -rf build GNUmakefile ; \
53 fi
54 force: ;
55 .PHONY: force
56 GNUmakefile: ;
57
58 EOF
59 cd build
60 exec $source_path/configure "$@"
61 fi
62
63 # Temporary directory used for files created while
64 # configure runs. Since it is in the build directory
65 # we can safely blow away any previous version of it
66 # (and we need not jump through hoops to try to delete
67 # it when configure exits.)
68 TMPDIR1="config-temp"
69 rm -rf "${TMPDIR1}"
70 mkdir -p "${TMPDIR1}"
71 if [ $? -ne 0 ]; then
72 echo "ERROR: failed to create temporary directory"
73 exit 1
74 fi
75
76 TMPB="qemu-conf"
77 TMPC="${TMPDIR1}/${TMPB}.c"
78 TMPO="${TMPDIR1}/${TMPB}.o"
79 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
80 TMPE="${TMPDIR1}/${TMPB}.exe"
81 TMPTXT="${TMPDIR1}/${TMPB}.txt"
82
83 rm -f config.log
84
85 # Print a helpful header at the top of config.log
86 echo "# QEMU configure log $(date)" >> config.log
87 printf "# Configured with:" >> config.log
88 printf " '%s'" "$0" "$@" >> config.log
89 echo >> config.log
90 echo "#" >> config.log
91
92 print_error() {
93 (echo
94 echo "ERROR: $1"
95 while test -n "$2"; do
96 echo " $2"
97 shift
98 done
99 echo) >&2
100 }
101
102 error_exit() {
103 print_error "$@"
104 exit 1
105 }
106
107 do_compiler() {
108 # Run the compiler, capturing its output to the log. First argument
109 # is compiler binary to execute.
110 local compiler="$1"
111 shift
112 if test -n "$BASH_VERSION"; then eval '
113 echo >>config.log "
114 funcs: ${FUNCNAME[*]}
115 lines: ${BASH_LINENO[*]}"
116 '; fi
117 echo $compiler "$@" >> config.log
118 $compiler "$@" >> config.log 2>&1 || return $?
119 # Test passed. If this is an --enable-werror build, rerun
120 # the test with -Werror and bail out if it fails. This
121 # makes warning-generating-errors in configure test code
122 # obvious to developers.
123 if test "$werror" != "yes"; then
124 return 0
125 fi
126 # Don't bother rerunning the compile if we were already using -Werror
127 case "$*" in
128 *-Werror*)
129 return 0
130 ;;
131 esac
132 echo $compiler -Werror "$@" >> config.log
133 $compiler -Werror "$@" >> config.log 2>&1 && return $?
134 error_exit "configure test passed without -Werror but failed with -Werror." \
135 "This is probably a bug in the configure script. The failing command" \
136 "will be at the bottom of config.log." \
137 "You can run configure with --disable-werror to bypass this check."
138 }
139
140 do_cc() {
141 do_compiler "$cc" "$@"
142 }
143
144 do_cxx() {
145 do_compiler "$cxx" "$@"
146 }
147
148 # Append $2 to the variable named $1, with space separation
149 add_to() {
150 eval $1=\${$1:+\"\$$1 \"}\$2
151 }
152
153 update_cxxflags() {
154 # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
155 # options which some versions of GCC's C++ compiler complain about
156 # because they only make sense for C programs.
157 QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS"
158 CXXFLAGS=$(echo "$CFLAGS" | sed s/-std=gnu99/-std=gnu++11/)
159 for arg in $QEMU_CFLAGS; do
160 case $arg in
161 -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
162 -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
163 ;;
164 *)
165 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
166 ;;
167 esac
168 done
169 }
170
171 compile_object() {
172 local_cflags="$1"
173 do_cc $CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
174 }
175
176 compile_prog() {
177 local_cflags="$1"
178 local_ldflags="$2"
179 do_cc $CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $QEMU_LDFLAGS $local_ldflags
180 }
181
182 # symbolically link $1 to $2. Portable version of "ln -sf".
183 symlink() {
184 rm -rf "$2"
185 mkdir -p "$(dirname "$2")"
186 ln -s "$1" "$2"
187 }
188
189 # check whether a command is available to this shell (may be either an
190 # executable or a builtin)
191 has() {
192 type "$1" >/dev/null 2>&1
193 }
194
195 # search for an executable in PATH
196 path_of() {
197 local_command="$1"
198 local_ifs="$IFS"
199 local_dir=""
200
201 # pathname has a dir component?
202 if [ "${local_command#*/}" != "$local_command" ]; then
203 if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
204 echo "$local_command"
205 return 0
206 fi
207 fi
208 if [ -z "$local_command" ]; then
209 return 1
210 fi
211
212 IFS=:
213 for local_dir in $PATH; do
214 if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
215 echo "$local_dir/$local_command"
216 IFS="${local_ifs:-$(printf ' \t\n')}"
217 return 0
218 fi
219 done
220 # not found
221 IFS="${local_ifs:-$(printf ' \t\n')}"
222 return 1
223 }
224
225 version_ge () {
226 local_ver1=`echo $1 | tr . ' '`
227 local_ver2=`echo $2 | tr . ' '`
228 while true; do
229 set x $local_ver1
230 local_first=${2-0}
231 # 'shift 2' if $2 is set, or 'shift' if $2 is not set
232 shift ${2:+2}
233 local_ver1=$*
234 set x $local_ver2
235 # the second argument finished, the first must be greater or equal
236 test $# = 1 && return 0
237 test $local_first -lt $2 && return 1
238 test $local_first -gt $2 && return 0
239 shift ${2:+2}
240 local_ver2=$*
241 done
242 }
243
244 have_backend () {
245 echo "$trace_backends" | grep "$1" >/dev/null
246 }
247
248 glob() {
249 eval test -z '"${1#'"$2"'}"'
250 }
251
252 supported_hax_target() {
253 test "$hax" = "yes" || return 1
254 glob "$1" "*-softmmu" || return 1
255 case "${1%-softmmu}" in
256 i386|x86_64)
257 return 0
258 ;;
259 esac
260 return 1
261 }
262
263 supported_kvm_target() {
264 test "$kvm" = "yes" || return 1
265 glob "$1" "*-softmmu" || return 1
266 case "${1%-softmmu}:$cpu" in
267 arm:arm | aarch64:aarch64 | \
268 i386:i386 | i386:x86_64 | i386:x32 | \
269 x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
270 mips:mips | mipsel:mips | mips64:mips | mips64el:mips | \
271 ppc:ppc | ppc64:ppc | ppc:ppc64 | ppc64:ppc64 | ppc64:ppc64le | \
272 s390x:s390x)
273 return 0
274 ;;
275 esac
276 return 1
277 }
278
279 supported_xen_target() {
280 test "$xen" = "yes" || return 1
281 glob "$1" "*-softmmu" || return 1
282 # Only i386 and x86_64 provide the xenpv machine.
283 case "${1%-softmmu}" in
284 i386|x86_64)
285 return 0
286 ;;
287 esac
288 return 1
289 }
290
291 supported_hvf_target() {
292 test "$hvf" = "yes" || return 1
293 glob "$1" "*-softmmu" || return 1
294 case "${1%-softmmu}" in
295 x86_64)
296 return 0
297 ;;
298 esac
299 return 1
300 }
301
302 supported_whpx_target() {
303 test "$whpx" = "yes" || return 1
304 glob "$1" "*-softmmu" || return 1
305 case "${1%-softmmu}" in
306 i386|x86_64)
307 return 0
308 ;;
309 esac
310 return 1
311 }
312
313 supported_target() {
314 case "$1" in
315 *-softmmu)
316 ;;
317 *-linux-user)
318 if test "$linux" != "yes"; then
319 print_error "Target '$target' is only available on a Linux host"
320 return 1
321 fi
322 ;;
323 *-bsd-user)
324 if test "$bsd" != "yes"; then
325 print_error "Target '$target' is only available on a BSD host"
326 return 1
327 fi
328 ;;
329 *)
330 print_error "Invalid target name '$target'"
331 return 1
332 ;;
333 esac
334 test "$tcg" = "yes" && return 0
335 supported_kvm_target "$1" && return 0
336 supported_xen_target "$1" && return 0
337 supported_hax_target "$1" && return 0
338 supported_hvf_target "$1" && return 0
339 supported_whpx_target "$1" && return 0
340 print_error "TCG disabled, but hardware accelerator not available for '$target'"
341 return 1
342 }
343
344
345 ld_has() {
346 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
347 }
348
349 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
350 then
351 error_exit "main directory cannot contain spaces nor colons"
352 fi
353
354 # default parameters
355 cpu=""
356 iasl="iasl"
357 interp_prefix="/usr/gnemul/qemu-%M"
358 static="no"
359 cross_prefix=""
360 audio_drv_list=""
361 block_drv_rw_whitelist=""
362 block_drv_ro_whitelist=""
363 host_cc="cc"
364 libs_tools=""
365 audio_win_int=""
366 libs_qga=""
367 debug_info="yes"
368 stack_protector=""
369 safe_stack=""
370 use_containers="yes"
371 gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
372
373 if test -e "$source_path/.git"
374 then
375 git_update=yes
376 git_submodules="ui/keycodemapdb"
377 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
378 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
379 else
380 git_update=no
381 git_submodules=""
382
383 if ! test -f "$source_path/ui/keycodemapdb/README"
384 then
385 echo
386 echo "ERROR: missing file $source_path/ui/keycodemapdb/README"
387 echo
388 echo "This is not a GIT checkout but module content appears to"
389 echo "be missing. Do not use 'git archive' or GitHub download links"
390 echo "to acquire QEMU source archives. Non-GIT builds are only"
391 echo "supported with source archives linked from:"
392 echo
393 echo " https://www.qemu.org/download/#source"
394 echo
395 echo "Developers working with GIT can use scripts/archive-source.sh"
396 echo "if they need to create valid source archives."
397 echo
398 exit 1
399 fi
400 fi
401 git="git"
402
403 # Don't accept a target_list environment variable.
404 unset target_list
405 unset target_list_exclude
406
407 # Default value for a variable defining feature "foo".
408 # * foo="no" feature will only be used if --enable-foo arg is given
409 # * foo="" feature will be searched for, and if found, will be used
410 # unless --disable-foo is given
411 # * foo="yes" this value will only be set by --enable-foo flag.
412 # feature will searched for,
413 # if not found, configure exits with error
414 #
415 # Always add --enable-foo and --disable-foo command line args.
416 # Distributions want to ensure that several features are compiled in, and it
417 # is impossible without a --enable-foo that exits if a feature is not found.
418
419 brlapi=""
420 curl=""
421 curses=""
422 docs=""
423 fdt=""
424 netmap="no"
425 sdl="auto"
426 sdl_image="auto"
427 virtfs=""
428 mpath=""
429 vnc="enabled"
430 sparse="no"
431 vde=""
432 vnc_sasl="auto"
433 vnc_jpeg="auto"
434 vnc_png="auto"
435 xkbcommon="auto"
436 xen=""
437 xen_ctrl_version=""
438 xen_pci_passthrough=""
439 linux_aio=""
440 linux_io_uring=""
441 cap_ng=""
442 attr=""
443 libattr=""
444 xfs=""
445 tcg="yes"
446 membarrier=""
447 vhost_net=""
448 vhost_crypto=""
449 vhost_scsi=""
450 vhost_vsock=""
451 vhost_user=""
452 vhost_user_fs=""
453 kvm="no"
454 hax="no"
455 hvf="no"
456 whpx="no"
457 rdma=""
458 pvrdma=""
459 gprof="no"
460 debug_tcg="no"
461 debug="no"
462 sanitizers="no"
463 tsan="no"
464 fortify_source=""
465 strip_opt="yes"
466 tcg_interpreter="no"
467 bigendian="no"
468 mingw32="no"
469 gcov="no"
470 EXESUF=""
471 HOST_DSOSUF=".so"
472 LDFLAGS_SHARED="-shared"
473 modules="no"
474 module_upgrades="no"
475 prefix="/usr/local"
476 qemu_suffix="qemu"
477 slirp=""
478 oss_lib=""
479 bsd="no"
480 linux="no"
481 solaris="no"
482 profiler="no"
483 cocoa="no"
484 softmmu="yes"
485 linux_user="no"
486 bsd_user="no"
487 blobs="yes"
488 edk2_blobs="no"
489 pkgversion=""
490 pie=""
491 qom_cast_debug="yes"
492 trace_backends="log"
493 trace_file="trace"
494 spice=""
495 rbd=""
496 smartcard=""
497 u2f="auto"
498 libusb=""
499 usb_redir=""
500 opengl=""
501 opengl_dmabuf="no"
502 cpuid_h="no"
503 avx2_opt=""
504 capstone=""
505 lzo=""
506 snappy=""
507 bzip2=""
508 lzfse=""
509 zstd=""
510 guest_agent=""
511 guest_agent_with_vss="no"
512 guest_agent_ntddscsi="no"
513 guest_agent_msi=""
514 vss_win32_sdk=""
515 win_sdk="no"
516 want_tools=""
517 libiscsi=""
518 libnfs=""
519 coroutine=""
520 coroutine_pool=""
521 debug_stack_usage="no"
522 crypto_afalg="no"
523 seccomp=""
524 glusterfs=""
525 glusterfs_xlator_opt="no"
526 glusterfs_discard="no"
527 glusterfs_fallocate="no"
528 glusterfs_zerofill="no"
529 glusterfs_ftruncate_has_stat="no"
530 glusterfs_iocb_has_stat="no"
531 gtk=""
532 gtk_gl="no"
533 tls_priority="NORMAL"
534 gnutls=""
535 nettle=""
536 nettle_xts="no"
537 gcrypt=""
538 gcrypt_hmac="no"
539 gcrypt_xts="no"
540 qemu_private_xts="yes"
541 auth_pam=""
542 vte=""
543 virglrenderer=""
544 tpm=""
545 libssh=""
546 live_block_migration="yes"
547 numa=""
548 tcmalloc="no"
549 jemalloc="no"
550 replication="yes"
551 bochs="yes"
552 cloop="yes"
553 dmg="yes"
554 qcow1="yes"
555 vdi="yes"
556 vvfat="yes"
557 qed="yes"
558 parallels="yes"
559 sheepdog="yes"
560 libxml2=""
561 debug_mutex="no"
562 libpmem=""
563 default_devices="yes"
564 plugins="no"
565 fuzzing="no"
566 rng_none="no"
567 secret_keyring=""
568 libdaxctl=""
569 meson=""
570 ninja=""
571 skip_meson=no
572 gettext=""
573
574 bogus_os="no"
575 malloc_trim=""
576
577 # parse CC options first
578 for opt do
579 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
580 case "$opt" in
581 --cross-prefix=*) cross_prefix="$optarg"
582 ;;
583 --cc=*) CC="$optarg"
584 ;;
585 --cxx=*) CXX="$optarg"
586 ;;
587 --cpu=*) cpu="$optarg"
588 ;;
589 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
590 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
591 ;;
592 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
593 ;;
594 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
595 EXTRA_LDFLAGS="$optarg"
596 ;;
597 --enable-debug-info) debug_info="yes"
598 ;;
599 --disable-debug-info) debug_info="no"
600 ;;
601 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
602 ;;
603 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*}
604 eval "cross_cc_cflags_${cc_arch}=\$optarg"
605 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
606 ;;
607 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
608 cc_archs="$cc_archs $cc_arch"
609 eval "cross_cc_${cc_arch}=\$optarg"
610 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
611 ;;
612 esac
613 done
614 # OS specific
615 # Using uname is really, really broken. Once we have the right set of checks
616 # we can eliminate its usage altogether.
617
618 # Preferred compiler:
619 # ${CC} (if set)
620 # ${cross_prefix}gcc (if cross-prefix specified)
621 # system compiler
622 if test -z "${CC}${cross_prefix}"; then
623 cc="$host_cc"
624 else
625 cc="${CC-${cross_prefix}gcc}"
626 fi
627
628 if test -z "${CXX}${cross_prefix}"; then
629 cxx="c++"
630 else
631 cxx="${CXX-${cross_prefix}g++}"
632 fi
633
634 ar="${AR-${cross_prefix}ar}"
635 as="${AS-${cross_prefix}as}"
636 ccas="${CCAS-$cc}"
637 cpp="${CPP-$cc -E}"
638 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
639 ld="${LD-${cross_prefix}ld}"
640 ranlib="${RANLIB-${cross_prefix}ranlib}"
641 nm="${NM-${cross_prefix}nm}"
642 strip="${STRIP-${cross_prefix}strip}"
643 windres="${WINDRES-${cross_prefix}windres}"
644 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
645 query_pkg_config() {
646 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
647 }
648 pkg_config=query_pkg_config
649 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
650
651 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
652 ARFLAGS="${ARFLAGS-rv}"
653
654 # default flags for all hosts
655 # We use -fwrapv to tell the compiler that we require a C dialect where
656 # left shift of signed integers is well defined and has the expected
657 # 2s-complement style results. (Both clang and gcc agree that it
658 # provides these semantics.)
659 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS"
660 QEMU_CFLAGS="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
661 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
662 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
663 QEMU_INCLUDES="-iquote . -iquote ${source_path} -iquote ${source_path}/accel/tcg -iquote ${source_path}/include"
664 QEMU_INCLUDES="$QEMU_INCLUDES -iquote ${source_path}/disas/libvixl"
665 CFLAGS="-std=gnu99 -Wall"
666
667
668 # running configure in the source tree?
669 # we know that's the case if configure is there.
670 if test -f "./configure"; then
671 pwd_is_source_path="y"
672 else
673 pwd_is_source_path="n"
674 fi
675
676 check_define() {
677 cat > $TMPC <<EOF
678 #if !defined($1)
679 #error $1 not defined
680 #endif
681 int main(void) { return 0; }
682 EOF
683 compile_object
684 }
685
686 check_include() {
687 cat > $TMPC <<EOF
688 #include <$1>
689 int main(void) { return 0; }
690 EOF
691 compile_object
692 }
693
694 write_c_skeleton() {
695 cat > $TMPC <<EOF
696 int main(void) { return 0; }
697 EOF
698 }
699
700 write_c_fuzzer_skeleton() {
701 cat > $TMPC <<EOF
702 #include <stdint.h>
703 #include <sys/types.h>
704 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
705 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
706 EOF
707 }
708
709 if check_define __linux__ ; then
710 targetos="Linux"
711 elif check_define _WIN32 ; then
712 targetos='MINGW32'
713 elif check_define __OpenBSD__ ; then
714 targetos='OpenBSD'
715 elif check_define __sun__ ; then
716 targetos='SunOS'
717 elif check_define __HAIKU__ ; then
718 targetos='Haiku'
719 elif check_define __FreeBSD__ ; then
720 targetos='FreeBSD'
721 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
722 targetos='GNU/kFreeBSD'
723 elif check_define __DragonFly__ ; then
724 targetos='DragonFly'
725 elif check_define __NetBSD__; then
726 targetos='NetBSD'
727 elif check_define __APPLE__; then
728 targetos='Darwin'
729 else
730 # This is a fatal error, but don't report it yet, because we
731 # might be going to just print the --help text, or it might
732 # be the result of a missing compiler.
733 targetos='bogus'
734 bogus_os='yes'
735 fi
736
737 # Some host OSes need non-standard checks for which CPU to use.
738 # Note that these checks are broken for cross-compilation: if you're
739 # cross-compiling to one of these OSes then you'll need to specify
740 # the correct CPU with the --cpu option.
741 case $targetos in
742 Darwin)
743 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
744 # run 64-bit userspace code.
745 # If the user didn't specify a CPU explicitly and the kernel says this is
746 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
747 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
748 cpu="x86_64"
749 fi
750 ;;
751 SunOS)
752 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
753 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
754 cpu="x86_64"
755 fi
756 esac
757
758 if test ! -z "$cpu" ; then
759 # command line argument
760 :
761 elif check_define __i386__ ; then
762 cpu="i386"
763 elif check_define __x86_64__ ; then
764 if check_define __ILP32__ ; then
765 cpu="x32"
766 else
767 cpu="x86_64"
768 fi
769 elif check_define __sparc__ ; then
770 if check_define __arch64__ ; then
771 cpu="sparc64"
772 else
773 cpu="sparc"
774 fi
775 elif check_define _ARCH_PPC ; then
776 if check_define _ARCH_PPC64 ; then
777 if check_define _LITTLE_ENDIAN ; then
778 cpu="ppc64le"
779 else
780 cpu="ppc64"
781 fi
782 else
783 cpu="ppc"
784 fi
785 elif check_define __mips__ ; then
786 cpu="mips"
787 elif check_define __s390__ ; then
788 if check_define __s390x__ ; then
789 cpu="s390x"
790 else
791 cpu="s390"
792 fi
793 elif check_define __riscv ; then
794 if check_define _LP64 ; then
795 cpu="riscv64"
796 else
797 cpu="riscv32"
798 fi
799 elif check_define __arm__ ; then
800 cpu="arm"
801 elif check_define __aarch64__ ; then
802 cpu="aarch64"
803 else
804 cpu=$(uname -m)
805 fi
806
807 ARCH=
808 # Normalise host CPU name and set ARCH.
809 # Note that this case should only have supported host CPUs, not guests.
810 case "$cpu" in
811 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64)
812 ;;
813 ppc64le)
814 ARCH="ppc64"
815 ;;
816 i386|i486|i586|i686|i86pc|BePC)
817 cpu="i386"
818 ;;
819 x86_64|amd64)
820 cpu="x86_64"
821 ;;
822 armv*b|armv*l|arm)
823 cpu="arm"
824 ;;
825 aarch64)
826 cpu="aarch64"
827 ;;
828 mips*)
829 cpu="mips"
830 ;;
831 sparc|sun4[cdmuv])
832 cpu="sparc"
833 ;;
834 *)
835 # This will result in either an error or falling back to TCI later
836 ARCH=unknown
837 ;;
838 esac
839 if test -z "$ARCH"; then
840 ARCH="$cpu"
841 fi
842
843 # OS specific
844
845 # host *BSD for user mode
846 HOST_VARIANT_DIR=""
847
848 case $targetos in
849 MINGW32*)
850 mingw32="yes"
851 hax="yes"
852 vhost_user="no"
853 audio_possible_drivers="dsound sdl"
854 if check_include dsound.h; then
855 audio_drv_list="dsound"
856 else
857 audio_drv_list=""
858 fi
859 supported_os="yes"
860 pie="no"
861 ;;
862 GNU/kFreeBSD)
863 bsd="yes"
864 audio_drv_list="oss try-sdl"
865 audio_possible_drivers="oss sdl pa"
866 ;;
867 FreeBSD)
868 bsd="yes"
869 make="${MAKE-gmake}"
870 audio_drv_list="oss try-sdl"
871 audio_possible_drivers="oss sdl pa"
872 # needed for kinfo_getvmmap(3) in libutil.h
873 LIBS="-lutil $LIBS"
874 netmap="" # enable netmap autodetect
875 HOST_VARIANT_DIR="freebsd"
876 ;;
877 DragonFly)
878 bsd="yes"
879 make="${MAKE-gmake}"
880 audio_drv_list="oss try-sdl"
881 audio_possible_drivers="oss sdl pa"
882 HOST_VARIANT_DIR="dragonfly"
883 ;;
884 NetBSD)
885 bsd="yes"
886 hax="yes"
887 make="${MAKE-gmake}"
888 audio_drv_list="oss try-sdl"
889 audio_possible_drivers="oss sdl"
890 oss_lib="-lossaudio"
891 HOST_VARIANT_DIR="netbsd"
892 ;;
893 OpenBSD)
894 bsd="yes"
895 make="${MAKE-gmake}"
896 audio_drv_list="try-sdl"
897 audio_possible_drivers="sdl"
898 HOST_VARIANT_DIR="openbsd"
899 ;;
900 Darwin)
901 bsd="yes"
902 darwin="yes"
903 hax="yes"
904 hvf="yes"
905 LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
906 if [ "$cpu" = "x86_64" ] ; then
907 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
908 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS"
909 fi
910 cocoa="yes"
911 audio_drv_list="coreaudio try-sdl"
912 audio_possible_drivers="coreaudio sdl"
913 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS"
914 # Disable attempts to use ObjectiveC features in os/object.h since they
915 # won't work when we're compiling with gcc as a C compiler.
916 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
917 HOST_VARIANT_DIR="darwin"
918 ;;
919 SunOS)
920 solaris="yes"
921 make="${MAKE-gmake}"
922 install="${INSTALL-ginstall}"
923 smbd="${SMBD-/usr/sfw/sbin/smbd}"
924 if test -f /usr/include/sys/soundcard.h ; then
925 audio_drv_list="oss try-sdl"
926 fi
927 audio_possible_drivers="oss sdl"
928 # needed for CMSG_ macros in sys/socket.h
929 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
930 # needed for TIOCWIN* defines in termios.h
931 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
932 solarisnetlibs="-lsocket -lnsl -lresolv"
933 LIBS="$solarisnetlibs $LIBS"
934 ;;
935 Haiku)
936 haiku="yes"
937 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -DBSD_SOURCE $QEMU_CFLAGS"
938 LIBS="-lposix_error_mapper -lnetwork -lbsd $LIBS"
939 ;;
940 Linux)
941 audio_drv_list="try-pa oss"
942 audio_possible_drivers="oss alsa sdl pa"
943 linux="yes"
944 linux_user="yes"
945 kvm="yes"
946 QEMU_INCLUDES="-isystem ${source_path}/linux-headers -I$PWD/linux-headers $QEMU_INCLUDES"
947 libudev="yes"
948 ;;
949 esac
950
951 if [ "$bsd" = "yes" ] ; then
952 if [ "$darwin" != "yes" ] ; then
953 bsd_user="yes"
954 fi
955 fi
956
957 : ${make=${MAKE-make}}
958 : ${install=${INSTALL-install}}
959 # We prefer python 3.x. A bare 'python' is traditionally
960 # python 2.x, but some distros have it as python 3.x, so
961 # we check that too
962 python=
963 explicit_python=no
964 for binary in "${PYTHON-python3}" python
965 do
966 if has "$binary"
967 then
968 python=$(command -v "$binary")
969 break
970 fi
971 done
972
973 sphinx_build=
974 for binary in sphinx-build-3 sphinx-build
975 do
976 if has "$binary"
977 then
978 sphinx_build=$(command -v "$binary")
979 break
980 fi
981 done
982
983 # Check for ancillary tools used in testing
984 genisoimage=
985 for binary in genisoimage mkisofs
986 do
987 if has $binary
988 then
989 genisoimage=$(command -v "$binary")
990 break
991 fi
992 done
993
994 : ${smbd=${SMBD-/usr/sbin/smbd}}
995
996 # Default objcc to clang if available, otherwise use CC
997 if has clang; then
998 objcc=clang
999 else
1000 objcc="$cc"
1001 fi
1002
1003 if test "$mingw32" = "yes" ; then
1004 EXESUF=".exe"
1005 HOST_DSOSUF=".dll"
1006 # MinGW needs -mthreads for TLS and macro _MT.
1007 CFLAGS="-mthreads $CFLAGS"
1008 LIBS="-lwinmm -lws2_32 $LIBS"
1009 write_c_skeleton;
1010 if compile_prog "" "-liberty" ; then
1011 LIBS="-liberty $LIBS"
1012 fi
1013 prefix="c:/Program Files/QEMU"
1014 qemu_suffix=""
1015 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
1016 fi
1017
1018 werror=""
1019
1020 for opt do
1021 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
1022 case "$opt" in
1023 --help|-h) show_help=yes
1024 ;;
1025 --version|-V) exec cat $source_path/VERSION
1026 ;;
1027 --prefix=*) prefix="$optarg"
1028 ;;
1029 --interp-prefix=*) interp_prefix="$optarg"
1030 ;;
1031 --cross-prefix=*)
1032 ;;
1033 --cc=*)
1034 ;;
1035 --host-cc=*) host_cc="$optarg"
1036 ;;
1037 --cxx=*)
1038 ;;
1039 --iasl=*) iasl="$optarg"
1040 ;;
1041 --objcc=*) objcc="$optarg"
1042 ;;
1043 --make=*) make="$optarg"
1044 ;;
1045 --install=*) install="$optarg"
1046 ;;
1047 --python=*) python="$optarg" ; explicit_python=yes
1048 ;;
1049 --sphinx-build=*) sphinx_build="$optarg"
1050 ;;
1051 --skip-meson) skip_meson=yes
1052 ;;
1053 --meson=*) meson="$optarg"
1054 ;;
1055 --ninja=*) ninja="$optarg"
1056 ;;
1057 --smbd=*) smbd="$optarg"
1058 ;;
1059 --extra-cflags=*)
1060 ;;
1061 --extra-cxxflags=*)
1062 ;;
1063 --extra-ldflags=*)
1064 ;;
1065 --enable-debug-info)
1066 ;;
1067 --disable-debug-info)
1068 ;;
1069 --cross-cc-*)
1070 ;;
1071 --enable-modules)
1072 modules="yes"
1073 ;;
1074 --disable-modules)
1075 modules="no"
1076 ;;
1077 --disable-module-upgrades) module_upgrades="no"
1078 ;;
1079 --enable-module-upgrades) module_upgrades="yes"
1080 ;;
1081 --cpu=*)
1082 ;;
1083 --target-list=*) target_list="$optarg"
1084 if test "$target_list_exclude"; then
1085 error_exit "Can't mix --target-list with --target-list-exclude"
1086 fi
1087 ;;
1088 --target-list-exclude=*) target_list_exclude="$optarg"
1089 if test "$target_list"; then
1090 error_exit "Can't mix --target-list-exclude with --target-list"
1091 fi
1092 ;;
1093 --enable-trace-backends=*) trace_backends="$optarg"
1094 ;;
1095 # XXX: backwards compatibility
1096 --enable-trace-backend=*) trace_backends="$optarg"
1097 ;;
1098 --with-trace-file=*) trace_file="$optarg"
1099 ;;
1100 --with-default-devices) default_devices="yes"
1101 ;;
1102 --without-default-devices) default_devices="no"
1103 ;;
1104 --enable-gprof) gprof="yes"
1105 ;;
1106 --enable-gcov) gcov="yes"
1107 ;;
1108 --static)
1109 static="yes"
1110 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
1111 ;;
1112 --mandir=*) mandir="$optarg"
1113 ;;
1114 --bindir=*) bindir="$optarg"
1115 ;;
1116 --libdir=*) libdir="$optarg"
1117 ;;
1118 --libexecdir=*) libexecdir="$optarg"
1119 ;;
1120 --includedir=*) includedir="$optarg"
1121 ;;
1122 --datadir=*) datadir="$optarg"
1123 ;;
1124 --with-suffix=*) qemu_suffix="$optarg"
1125 ;;
1126 --docdir=*) qemu_docdir="$optarg"
1127 ;;
1128 --sysconfdir=*) sysconfdir="$optarg"
1129 ;;
1130 --localstatedir=*) local_statedir="$optarg"
1131 ;;
1132 --firmwarepath=*) firmwarepath="$optarg"
1133 ;;
1134 --host=*|--build=*|\
1135 --disable-dependency-tracking|\
1136 --sbindir=*|--sharedstatedir=*|\
1137 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
1138 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
1139 # These switches are silently ignored, for compatibility with
1140 # autoconf-generated configure scripts. This allows QEMU's
1141 # configure to be used by RPM and similar macros that set
1142 # lots of directory switches by default.
1143 ;;
1144 --disable-sdl) sdl="disabled"
1145 ;;
1146 --enable-sdl) sdl="enabled"
1147 ;;
1148 --disable-sdl-image) sdl_image="disabled"
1149 ;;
1150 --enable-sdl-image) sdl_image="enabled"
1151 ;;
1152 --disable-qom-cast-debug) qom_cast_debug="no"
1153 ;;
1154 --enable-qom-cast-debug) qom_cast_debug="yes"
1155 ;;
1156 --disable-virtfs) virtfs="no"
1157 ;;
1158 --enable-virtfs) virtfs="yes"
1159 ;;
1160 --disable-mpath) mpath="no"
1161 ;;
1162 --enable-mpath) mpath="yes"
1163 ;;
1164 --disable-vnc) vnc="disabled"
1165 ;;
1166 --enable-vnc) vnc="enabled"
1167 ;;
1168 --disable-gettext) gettext="false"
1169 ;;
1170 --enable-gettext) gettext="true"
1171 ;;
1172 --oss-lib=*) oss_lib="$optarg"
1173 ;;
1174 --audio-drv-list=*) audio_drv_list="$optarg"
1175 ;;
1176 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1177 ;;
1178 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1179 ;;
1180 --enable-debug-tcg) debug_tcg="yes"
1181 ;;
1182 --disable-debug-tcg) debug_tcg="no"
1183 ;;
1184 --enable-debug)
1185 # Enable debugging options that aren't excessively noisy
1186 debug_tcg="yes"
1187 debug_mutex="yes"
1188 debug="yes"
1189 strip_opt="no"
1190 fortify_source="no"
1191 ;;
1192 --enable-sanitizers) sanitizers="yes"
1193 ;;
1194 --disable-sanitizers) sanitizers="no"
1195 ;;
1196 --enable-tsan) tsan="yes"
1197 ;;
1198 --disable-tsan) tsan="no"
1199 ;;
1200 --enable-sparse) sparse="yes"
1201 ;;
1202 --disable-sparse) sparse="no"
1203 ;;
1204 --disable-strip) strip_opt="no"
1205 ;;
1206 --disable-vnc-sasl) vnc_sasl="disabled"
1207 ;;
1208 --enable-vnc-sasl) vnc_sasl="enabled"
1209 ;;
1210 --disable-vnc-jpeg) vnc_jpeg="disabled"
1211 ;;
1212 --enable-vnc-jpeg) vnc_jpeg="enabled"
1213 ;;
1214 --disable-vnc-png) vnc_png="disabled"
1215 ;;
1216 --enable-vnc-png) vnc_png="enabled"
1217 ;;
1218 --disable-slirp) slirp="no"
1219 ;;
1220 --enable-slirp=git) slirp="git"
1221 ;;
1222 --enable-slirp=system) slirp="system"
1223 ;;
1224 --disable-vde) vde="no"
1225 ;;
1226 --enable-vde) vde="yes"
1227 ;;
1228 --disable-netmap) netmap="no"
1229 ;;
1230 --enable-netmap) netmap="yes"
1231 ;;
1232 --disable-xen) xen="no"
1233 ;;
1234 --enable-xen) xen="yes"
1235 ;;
1236 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1237 ;;
1238 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1239 ;;
1240 --disable-brlapi) brlapi="no"
1241 ;;
1242 --enable-brlapi) brlapi="yes"
1243 ;;
1244 --disable-kvm) kvm="no"
1245 ;;
1246 --enable-kvm) kvm="yes"
1247 ;;
1248 --disable-hax) hax="no"
1249 ;;
1250 --enable-hax) hax="yes"
1251 ;;
1252 --disable-hvf) hvf="no"
1253 ;;
1254 --enable-hvf) hvf="yes"
1255 ;;
1256 --disable-whpx) whpx="no"
1257 ;;
1258 --enable-whpx) whpx="yes"
1259 ;;
1260 --disable-tcg-interpreter) tcg_interpreter="no"
1261 ;;
1262 --enable-tcg-interpreter) tcg_interpreter="yes"
1263 ;;
1264 --disable-cap-ng) cap_ng="no"
1265 ;;
1266 --enable-cap-ng) cap_ng="yes"
1267 ;;
1268 --disable-tcg) tcg="no"
1269 ;;
1270 --enable-tcg) tcg="yes"
1271 ;;
1272 --disable-malloc-trim) malloc_trim="no"
1273 ;;
1274 --enable-malloc-trim) malloc_trim="yes"
1275 ;;
1276 --disable-spice) spice="no"
1277 ;;
1278 --enable-spice) spice="yes"
1279 ;;
1280 --disable-libiscsi) libiscsi="no"
1281 ;;
1282 --enable-libiscsi) libiscsi="yes"
1283 ;;
1284 --disable-libnfs) libnfs="no"
1285 ;;
1286 --enable-libnfs) libnfs="yes"
1287 ;;
1288 --enable-profiler) profiler="yes"
1289 ;;
1290 --disable-cocoa) cocoa="no"
1291 ;;
1292 --enable-cocoa)
1293 cocoa="yes" ;
1294 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1295 ;;
1296 --disable-system) softmmu="no"
1297 ;;
1298 --enable-system) softmmu="yes"
1299 ;;
1300 --disable-user)
1301 linux_user="no" ;
1302 bsd_user="no" ;
1303 ;;
1304 --enable-user) ;;
1305 --disable-linux-user) linux_user="no"
1306 ;;
1307 --enable-linux-user) linux_user="yes"
1308 ;;
1309 --disable-bsd-user) bsd_user="no"
1310 ;;
1311 --enable-bsd-user) bsd_user="yes"
1312 ;;
1313 --enable-pie) pie="yes"
1314 ;;
1315 --disable-pie) pie="no"
1316 ;;
1317 --enable-werror) werror="yes"
1318 ;;
1319 --disable-werror) werror="no"
1320 ;;
1321 --enable-stack-protector) stack_protector="yes"
1322 ;;
1323 --disable-stack-protector) stack_protector="no"
1324 ;;
1325 --enable-safe-stack) safe_stack="yes"
1326 ;;
1327 --disable-safe-stack) safe_stack="no"
1328 ;;
1329 --disable-curses) curses="no"
1330 ;;
1331 --enable-curses) curses="yes"
1332 ;;
1333 --disable-iconv) iconv="no"
1334 ;;
1335 --enable-iconv) iconv="yes"
1336 ;;
1337 --disable-curl) curl="no"
1338 ;;
1339 --enable-curl) curl="yes"
1340 ;;
1341 --disable-fdt) fdt="no"
1342 ;;
1343 --enable-fdt) fdt="yes"
1344 ;;
1345 --disable-linux-aio) linux_aio="no"
1346 ;;
1347 --enable-linux-aio) linux_aio="yes"
1348 ;;
1349 --disable-linux-io-uring) linux_io_uring="no"
1350 ;;
1351 --enable-linux-io-uring) linux_io_uring="yes"
1352 ;;
1353 --disable-attr) attr="no"
1354 ;;
1355 --enable-attr) attr="yes"
1356 ;;
1357 --disable-membarrier) membarrier="no"
1358 ;;
1359 --enable-membarrier) membarrier="yes"
1360 ;;
1361 --disable-blobs) blobs="no"
1362 ;;
1363 --with-pkgversion=*) pkgversion="$optarg"
1364 ;;
1365 --with-coroutine=*) coroutine="$optarg"
1366 ;;
1367 --disable-coroutine-pool) coroutine_pool="no"
1368 ;;
1369 --enable-coroutine-pool) coroutine_pool="yes"
1370 ;;
1371 --enable-debug-stack-usage) debug_stack_usage="yes"
1372 ;;
1373 --enable-crypto-afalg) crypto_afalg="yes"
1374 ;;
1375 --disable-crypto-afalg) crypto_afalg="no"
1376 ;;
1377 --disable-docs) docs="no"
1378 ;;
1379 --enable-docs) docs="yes"
1380 ;;
1381 --disable-vhost-net) vhost_net="no"
1382 ;;
1383 --enable-vhost-net) vhost_net="yes"
1384 ;;
1385 --disable-vhost-crypto) vhost_crypto="no"
1386 ;;
1387 --enable-vhost-crypto) vhost_crypto="yes"
1388 ;;
1389 --disable-vhost-scsi) vhost_scsi="no"
1390 ;;
1391 --enable-vhost-scsi) vhost_scsi="yes"
1392 ;;
1393 --disable-vhost-vsock) vhost_vsock="no"
1394 ;;
1395 --enable-vhost-vsock) vhost_vsock="yes"
1396 ;;
1397 --disable-vhost-user-fs) vhost_user_fs="no"
1398 ;;
1399 --enable-vhost-user-fs) vhost_user_fs="yes"
1400 ;;
1401 --disable-opengl) opengl="no"
1402 ;;
1403 --enable-opengl) opengl="yes"
1404 ;;
1405 --disable-rbd) rbd="no"
1406 ;;
1407 --enable-rbd) rbd="yes"
1408 ;;
1409 --disable-xfsctl) xfs="no"
1410 ;;
1411 --enable-xfsctl) xfs="yes"
1412 ;;
1413 --disable-smartcard) smartcard="no"
1414 ;;
1415 --enable-smartcard) smartcard="yes"
1416 ;;
1417 --disable-u2f) u2f="disabled"
1418 ;;
1419 --enable-u2f) u2f="enabled"
1420 ;;
1421 --disable-libusb) libusb="no"
1422 ;;
1423 --enable-libusb) libusb="yes"
1424 ;;
1425 --disable-usb-redir) usb_redir="no"
1426 ;;
1427 --enable-usb-redir) usb_redir="yes"
1428 ;;
1429 --disable-zlib-test)
1430 ;;
1431 --disable-lzo) lzo="no"
1432 ;;
1433 --enable-lzo) lzo="yes"
1434 ;;
1435 --disable-snappy) snappy="no"
1436 ;;
1437 --enable-snappy) snappy="yes"
1438 ;;
1439 --disable-bzip2) bzip2="no"
1440 ;;
1441 --enable-bzip2) bzip2="yes"
1442 ;;
1443 --enable-lzfse) lzfse="yes"
1444 ;;
1445 --disable-lzfse) lzfse="no"
1446 ;;
1447 --disable-zstd) zstd="no"
1448 ;;
1449 --enable-zstd) zstd="yes"
1450 ;;
1451 --enable-guest-agent) guest_agent="yes"
1452 ;;
1453 --disable-guest-agent) guest_agent="no"
1454 ;;
1455 --enable-guest-agent-msi) guest_agent_msi="yes"
1456 ;;
1457 --disable-guest-agent-msi) guest_agent_msi="no"
1458 ;;
1459 --with-vss-sdk) vss_win32_sdk=""
1460 ;;
1461 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1462 ;;
1463 --without-vss-sdk) vss_win32_sdk="no"
1464 ;;
1465 --with-win-sdk) win_sdk=""
1466 ;;
1467 --with-win-sdk=*) win_sdk="$optarg"
1468 ;;
1469 --without-win-sdk) win_sdk="no"
1470 ;;
1471 --enable-tools) want_tools="yes"
1472 ;;
1473 --disable-tools) want_tools="no"
1474 ;;
1475 --enable-seccomp) seccomp="yes"
1476 ;;
1477 --disable-seccomp) seccomp="no"
1478 ;;
1479 --disable-glusterfs) glusterfs="no"
1480 ;;
1481 --disable-avx2) avx2_opt="no"
1482 ;;
1483 --enable-avx2) avx2_opt="yes"
1484 ;;
1485 --disable-avx512f) avx512f_opt="no"
1486 ;;
1487 --enable-avx512f) avx512f_opt="yes"
1488 ;;
1489
1490 --enable-glusterfs) glusterfs="yes"
1491 ;;
1492 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1493 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1494 ;;
1495 --enable-vhdx|--disable-vhdx)
1496 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1497 ;;
1498 --enable-uuid|--disable-uuid)
1499 echo "$0: $opt is obsolete, UUID support is always built" >&2
1500 ;;
1501 --disable-gtk) gtk="no"
1502 ;;
1503 --enable-gtk) gtk="yes"
1504 ;;
1505 --tls-priority=*) tls_priority="$optarg"
1506 ;;
1507 --disable-gnutls) gnutls="no"
1508 ;;
1509 --enable-gnutls) gnutls="yes"
1510 ;;
1511 --disable-nettle) nettle="no"
1512 ;;
1513 --enable-nettle) nettle="yes"
1514 ;;
1515 --disable-gcrypt) gcrypt="no"
1516 ;;
1517 --enable-gcrypt) gcrypt="yes"
1518 ;;
1519 --disable-auth-pam) auth_pam="no"
1520 ;;
1521 --enable-auth-pam) auth_pam="yes"
1522 ;;
1523 --enable-rdma) rdma="yes"
1524 ;;
1525 --disable-rdma) rdma="no"
1526 ;;
1527 --enable-pvrdma) pvrdma="yes"
1528 ;;
1529 --disable-pvrdma) pvrdma="no"
1530 ;;
1531 --disable-vte) vte="no"
1532 ;;
1533 --enable-vte) vte="yes"
1534 ;;
1535 --disable-virglrenderer) virglrenderer="no"
1536 ;;
1537 --enable-virglrenderer) virglrenderer="yes"
1538 ;;
1539 --disable-tpm) tpm="no"
1540 ;;
1541 --enable-tpm) tpm="yes"
1542 ;;
1543 --disable-libssh) libssh="no"
1544 ;;
1545 --enable-libssh) libssh="yes"
1546 ;;
1547 --disable-live-block-migration) live_block_migration="no"
1548 ;;
1549 --enable-live-block-migration) live_block_migration="yes"
1550 ;;
1551 --disable-numa) numa="no"
1552 ;;
1553 --enable-numa) numa="yes"
1554 ;;
1555 --disable-libxml2) libxml2="no"
1556 ;;
1557 --enable-libxml2) libxml2="yes"
1558 ;;
1559 --disable-tcmalloc) tcmalloc="no"
1560 ;;
1561 --enable-tcmalloc) tcmalloc="yes"
1562 ;;
1563 --disable-jemalloc) jemalloc="no"
1564 ;;
1565 --enable-jemalloc) jemalloc="yes"
1566 ;;
1567 --disable-replication) replication="no"
1568 ;;
1569 --enable-replication) replication="yes"
1570 ;;
1571 --disable-bochs) bochs="no"
1572 ;;
1573 --enable-bochs) bochs="yes"
1574 ;;
1575 --disable-cloop) cloop="no"
1576 ;;
1577 --enable-cloop) cloop="yes"
1578 ;;
1579 --disable-dmg) dmg="no"
1580 ;;
1581 --enable-dmg) dmg="yes"
1582 ;;
1583 --disable-qcow1) qcow1="no"
1584 ;;
1585 --enable-qcow1) qcow1="yes"
1586 ;;
1587 --disable-vdi) vdi="no"
1588 ;;
1589 --enable-vdi) vdi="yes"
1590 ;;
1591 --disable-vvfat) vvfat="no"
1592 ;;
1593 --enable-vvfat) vvfat="yes"
1594 ;;
1595 --disable-qed) qed="no"
1596 ;;
1597 --enable-qed) qed="yes"
1598 ;;
1599 --disable-parallels) parallels="no"
1600 ;;
1601 --enable-parallels) parallels="yes"
1602 ;;
1603 --disable-sheepdog) sheepdog="no"
1604 ;;
1605 --enable-sheepdog) sheepdog="yes"
1606 ;;
1607 --disable-vhost-user) vhost_user="no"
1608 ;;
1609 --enable-vhost-user) vhost_user="yes"
1610 ;;
1611 --disable-vhost-vdpa) vhost_vdpa="no"
1612 ;;
1613 --enable-vhost-vdpa) vhost_vdpa="yes"
1614 ;;
1615 --disable-vhost-kernel) vhost_kernel="no"
1616 ;;
1617 --enable-vhost-kernel) vhost_kernel="yes"
1618 ;;
1619 --disable-capstone) capstone="no"
1620 ;;
1621 --enable-capstone) capstone="yes"
1622 ;;
1623 --enable-capstone=git) capstone="git"
1624 ;;
1625 --enable-capstone=system) capstone="system"
1626 ;;
1627 --with-git=*) git="$optarg"
1628 ;;
1629 --enable-git-update) git_update=yes
1630 ;;
1631 --disable-git-update) git_update=no
1632 ;;
1633 --enable-debug-mutex) debug_mutex=yes
1634 ;;
1635 --disable-debug-mutex) debug_mutex=no
1636 ;;
1637 --enable-libpmem) libpmem=yes
1638 ;;
1639 --disable-libpmem) libpmem=no
1640 ;;
1641 --enable-xkbcommon) xkbcommon="enabled"
1642 ;;
1643 --disable-xkbcommon) xkbcommon="disabled"
1644 ;;
1645 --enable-plugins) plugins="yes"
1646 ;;
1647 --disable-plugins) plugins="no"
1648 ;;
1649 --enable-containers) use_containers="yes"
1650 ;;
1651 --disable-containers) use_containers="no"
1652 ;;
1653 --enable-fuzzing) fuzzing=yes
1654 ;;
1655 --disable-fuzzing) fuzzing=no
1656 ;;
1657 --gdb=*) gdb_bin="$optarg"
1658 ;;
1659 --enable-rng-none) rng_none=yes
1660 ;;
1661 --disable-rng-none) rng_none=no
1662 ;;
1663 --enable-keyring) secret_keyring="yes"
1664 ;;
1665 --disable-keyring) secret_keyring="no"
1666 ;;
1667 --enable-libdaxctl) libdaxctl=yes
1668 ;;
1669 --disable-libdaxctl) libdaxctl=no
1670 ;;
1671 *)
1672 echo "ERROR: unknown option $opt"
1673 echo "Try '$0 --help' for more information"
1674 exit 1
1675 ;;
1676 esac
1677 done
1678
1679 firmwarepath="${firmwarepath:-$prefix/share/qemu-firmware}"
1680 libdir="${libdir:-$prefix/lib}"
1681 libexecdir="${libexecdir:-$prefix/libexec}"
1682 includedir="${includedir:-$prefix/include}"
1683
1684 if test "$mingw32" = "yes" ; then
1685 mandir="$prefix"
1686 datadir="$prefix"
1687 docdir="$prefix"
1688 bindir="$prefix"
1689 sysconfdir="$prefix"
1690 local_statedir=
1691 else
1692 mandir="${mandir:-$prefix/share/man}"
1693 datadir="${datadir:-$prefix/share}"
1694 docdir="${docdir:-$prefix/share/doc}"
1695 bindir="${bindir:-$prefix/bin}"
1696 sysconfdir="${sysconfdir:-$prefix/etc}"
1697 local_statedir="${local_statedir:-$prefix/var}"
1698 fi
1699
1700 case "$cpu" in
1701 ppc)
1702 CPU_CFLAGS="-m32"
1703 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1704 ;;
1705 ppc64)
1706 CPU_CFLAGS="-m64"
1707 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1708 ;;
1709 sparc)
1710 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1711 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS"
1712 ;;
1713 sparc64)
1714 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1715 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1716 ;;
1717 s390)
1718 CPU_CFLAGS="-m31"
1719 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS"
1720 ;;
1721 s390x)
1722 CPU_CFLAGS="-m64"
1723 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1724 ;;
1725 i386)
1726 CPU_CFLAGS="-m32"
1727 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1728 ;;
1729 x86_64)
1730 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1731 # If we truly care, we should simply detect this case at
1732 # runtime and generate the fallback to serial emulation.
1733 CPU_CFLAGS="-m64 -mcx16"
1734 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1735 ;;
1736 x32)
1737 CPU_CFLAGS="-mx32"
1738 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS"
1739 ;;
1740 # No special flags required for other host CPUs
1741 esac
1742
1743 eval "cross_cc_${cpu}=\$host_cc"
1744 cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
1745 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1746
1747 # For user-mode emulation the host arch has to be one we explicitly
1748 # support, even if we're using TCI.
1749 if [ "$ARCH" = "unknown" ]; then
1750 bsd_user="no"
1751 linux_user="no"
1752 fi
1753
1754 if [ "$bsd_user" = "no" -a "$linux_user" = "no" -a "$softmmu" = "no" ] ; then
1755 tcg="no"
1756 fi
1757
1758 default_target_list=""
1759
1760 mak_wilds=""
1761
1762 if [ "$softmmu" = "yes" ]; then
1763 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1764 fi
1765 if [ "$linux_user" = "yes" ]; then
1766 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1767 fi
1768 if [ "$bsd_user" = "yes" ]; then
1769 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1770 fi
1771
1772 if test -z "$target_list_exclude"; then
1773 for config in $mak_wilds; do
1774 default_target_list="${default_target_list} $(basename "$config" .mak)"
1775 done
1776 else
1777 exclude_list=$(echo "$target_list_exclude" | sed -e 's/,/ /g')
1778 for config in $mak_wilds; do
1779 target="$(basename "$config" .mak)"
1780 exclude="no"
1781 for excl in $exclude_list; do
1782 if test "$excl" = "$target"; then
1783 exclude="yes"
1784 break;
1785 fi
1786 done
1787 if test "$exclude" = "no"; then
1788 default_target_list="${default_target_list} $target"
1789 fi
1790 done
1791 fi
1792
1793 # Enumerate public trace backends for --help output
1794 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1795
1796 if test x"$show_help" = x"yes" ; then
1797 cat << EOF
1798
1799 Usage: configure [options]
1800 Options: [defaults in brackets after descriptions]
1801
1802 Standard options:
1803 --help print this message
1804 --prefix=PREFIX install in PREFIX [$prefix]
1805 --interp-prefix=PREFIX where to find shared libraries, etc.
1806 use %M for cpu name [$interp_prefix]
1807 --target-list=LIST set target list (default: build everything)
1808 $(echo Available targets: $default_target_list | \
1809 fold -s -w 53 | sed -e 's/^/ /')
1810 --target-list-exclude=LIST exclude a set of targets from the default target-list
1811
1812 Advanced options (experts only):
1813 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1814 --cc=CC use C compiler CC [$cc]
1815 --iasl=IASL use ACPI compiler IASL [$iasl]
1816 --host-cc=CC use C compiler CC [$host_cc] for code run at
1817 build time
1818 --cxx=CXX use C++ compiler CXX [$cxx]
1819 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1820 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1821 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1822 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1823 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1824 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
1825 --make=MAKE use specified make [$make]
1826 --install=INSTALL use specified install [$install]
1827 --python=PYTHON use specified python [$python]
1828 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build]
1829 --meson=MESON use specified meson [$meson]
1830 --ninja=NINJA use specified ninja [$ninja]
1831 --smbd=SMBD use specified smbd [$smbd]
1832 --with-git=GIT use specified git [$git]
1833 --static enable static build [$static]
1834 --mandir=PATH install man pages in PATH
1835 --datadir=PATH install firmware in PATH/$qemu_suffix
1836 --docdir=PATH install documentation in PATH/$qemu_suffix
1837 --bindir=PATH install binaries in PATH
1838 --libdir=PATH install libraries in PATH
1839 --libexecdir=PATH install helper binaries in PATH
1840 --sysconfdir=PATH install config in PATH/$qemu_suffix
1841 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1842 --firmwarepath=PATH search PATH for firmware files
1843 --efi-aarch64=PATH PATH of efi file to use for aarch64 VMs.
1844 --with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix]
1845 --with-pkgversion=VERS use specified string as sub-version of the package
1846 --enable-debug enable common debug build options
1847 --enable-sanitizers enable default sanitizers
1848 --enable-tsan enable thread sanitizer
1849 --disable-strip disable stripping binaries
1850 --disable-werror disable compilation abort on warning
1851 --disable-stack-protector disable compiler-provided stack protection
1852 --audio-drv-list=LIST set audio drivers list:
1853 Available drivers: $audio_possible_drivers
1854 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1855 --block-drv-rw-whitelist=L
1856 set block driver read-write whitelist
1857 (affects only QEMU, not qemu-img)
1858 --block-drv-ro-whitelist=L
1859 set block driver read-only whitelist
1860 (affects only QEMU, not qemu-img)
1861 --enable-trace-backends=B Set trace backend
1862 Available backends: $trace_backend_list
1863 --with-trace-file=NAME Full PATH,NAME of file to store traces
1864 Default:trace-<pid>
1865 --disable-slirp disable SLIRP userspace network connectivity
1866 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1867 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1868 --oss-lib path to OSS library
1869 --cpu=CPU Build for host CPU [$cpu]
1870 --with-coroutine=BACKEND coroutine backend. Supported options:
1871 ucontext, sigaltstack, windows
1872 --enable-gcov enable test coverage analysis with gcov
1873 --disable-blobs disable installing provided firmware blobs
1874 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1875 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1876 --tls-priority default TLS protocol/cipher priority string
1877 --enable-gprof QEMU profiling with gprof
1878 --enable-profiler profiler support
1879 --enable-debug-stack-usage
1880 track the maximum stack usage of stacks created by qemu_alloc_stack
1881 --enable-plugins
1882 enable plugins via shared library loading
1883 --disable-containers don't use containers for cross-building
1884 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin]
1885
1886 Optional features, enabled with --enable-FEATURE and
1887 disabled with --disable-FEATURE, default is enabled if available:
1888
1889 system all system emulation targets
1890 user supported user emulation targets
1891 linux-user all linux usermode emulation targets
1892 bsd-user all BSD usermode emulation targets
1893 docs build documentation
1894 guest-agent build the QEMU Guest Agent
1895 guest-agent-msi build guest agent Windows MSI installation package
1896 pie Position Independent Executables
1897 modules modules support (non-Windows)
1898 module-upgrades try to load modules from alternate paths for upgrades
1899 debug-tcg TCG debugging (default is disabled)
1900 debug-info debugging information
1901 sparse sparse checker
1902 safe-stack SafeStack Stack Smash Protection. Depends on
1903 clang/llvm >= 3.7 and requires coroutine backend ucontext.
1904
1905 gnutls GNUTLS cryptography support
1906 nettle nettle cryptography support
1907 gcrypt libgcrypt cryptography support
1908 auth-pam PAM access control
1909 sdl SDL UI
1910 sdl-image SDL Image support for icons
1911 gtk gtk UI
1912 vte vte support for the gtk UI
1913 curses curses UI
1914 iconv font glyph conversion support
1915 vnc VNC UI support
1916 vnc-sasl SASL encryption for VNC server
1917 vnc-jpeg JPEG lossy compression for VNC server
1918 vnc-png PNG compression for VNC server
1919 cocoa Cocoa UI (Mac OS X only)
1920 virtfs VirtFS
1921 mpath Multipath persistent reservation passthrough
1922 xen xen backend driver support
1923 xen-pci-passthrough PCI passthrough support for Xen
1924 brlapi BrlAPI (Braile)
1925 curl curl connectivity
1926 membarrier membarrier system call (for Linux 4.14+ or Windows)
1927 fdt fdt device tree
1928 kvm KVM acceleration support
1929 hax HAX acceleration support
1930 hvf Hypervisor.framework acceleration support
1931 whpx Windows Hypervisor Platform acceleration support
1932 rdma Enable RDMA-based migration
1933 pvrdma Enable PVRDMA support
1934 vde support for vde network
1935 netmap support for netmap network
1936 linux-aio Linux AIO support
1937 linux-io-uring Linux io_uring support
1938 cap-ng libcap-ng support
1939 attr attr and xattr support
1940 vhost-net vhost-net kernel acceleration support
1941 vhost-vsock virtio sockets device support
1942 vhost-scsi vhost-scsi kernel target support
1943 vhost-crypto vhost-user-crypto backend support
1944 vhost-kernel vhost kernel backend support
1945 vhost-user vhost-user backend support
1946 vhost-vdpa vhost-vdpa kernel backend support
1947 spice spice
1948 rbd rados block device (rbd)
1949 libiscsi iscsi support
1950 libnfs nfs support
1951 smartcard smartcard support (libcacard)
1952 u2f U2F support (u2f-emu)
1953 libusb libusb (for usb passthrough)
1954 live-block-migration Block migration in the main migration stream
1955 usb-redir usb network redirection support
1956 lzo support of lzo compression library
1957 snappy support of snappy compression library
1958 bzip2 support of bzip2 compression library
1959 (for reading bzip2-compressed dmg images)
1960 lzfse support of lzfse compression library
1961 (for reading lzfse-compressed dmg images)
1962 zstd support for zstd compression library
1963 (for migration compression and qcow2 cluster compression)
1964 seccomp seccomp support
1965 coroutine-pool coroutine freelist (better performance)
1966 glusterfs GlusterFS backend
1967 tpm TPM support
1968 libssh ssh block device support
1969 numa libnuma support
1970 libxml2 for Parallels image format
1971 tcmalloc tcmalloc support
1972 jemalloc jemalloc support
1973 avx2 AVX2 optimization support
1974 avx512f AVX512F optimization support
1975 replication replication support
1976 opengl opengl support
1977 virglrenderer virgl rendering support
1978 xfsctl xfsctl support
1979 qom-cast-debug cast debugging support
1980 tools build qemu-io, qemu-nbd and qemu-img tools
1981 bochs bochs image format support
1982 cloop cloop image format support
1983 dmg dmg image format support
1984 qcow1 qcow v1 image format support
1985 vdi vdi image format support
1986 vvfat vvfat image format support
1987 qed qed image format support
1988 parallels parallels image format support
1989 sheepdog sheepdog block driver support
1990 crypto-afalg Linux AF_ALG crypto backend driver
1991 capstone capstone disassembler support
1992 debug-mutex mutex debugging support
1993 libpmem libpmem support
1994 xkbcommon xkbcommon support
1995 rng-none dummy RNG, avoid using /dev/(u)random and getrandom()
1996 libdaxctl libdaxctl support
1997
1998 NOTE: The object files are built at the place where configure is launched
1999 EOF
2000 exit 0
2001 fi
2002
2003 # Remove old dependency files to make sure that they get properly regenerated
2004 rm -f */config-devices.mak.d
2005
2006 if test -z "$python"
2007 then
2008 error_exit "Python not found. Use --python=/path/to/python"
2009 fi
2010
2011 # Note that if the Python conditional here evaluates True we will exit
2012 # with status 1 which is a shell 'false' value.
2013 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,5))'; then
2014 error_exit "Cannot use '$python', Python >= 3.5 is required." \
2015 "Use --python=/path/to/python to specify a supported Python."
2016 fi
2017
2018 # Preserve python version since some functionality is dependent on it
2019 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)
2020
2021 # Suppress writing compiled files
2022 python="$python -B"
2023
2024 if test -z "$meson"; then
2025 if test "$explicit_python" = no && has meson && version_ge "$(meson --version)" 0.55.1; then
2026 meson=meson
2027 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
2028 meson=git
2029 elif test -e "${source_path}/meson/meson.py" ; then
2030 meson=internal
2031 else
2032 if test "$explicit_python" = yes; then
2033 error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found."
2034 else
2035 error_exit "Meson not found. Use --meson=/path/to/meson"
2036 fi
2037 fi
2038 else
2039 # Meson uses its own Python interpreter to invoke other Python scripts,
2040 # but the user wants to use the one they specified with --python.
2041 #
2042 # We do not want to override the distro Python interpreter (and sometimes
2043 # cannot: for example in Homebrew /usr/bin/meson is a bash script), so
2044 # just require --meson=git|internal together with --python.
2045 if test "$explicit_python" = yes; then
2046 case "$meson" in
2047 git | internal) ;;
2048 *) error_exit "--python requires using QEMU's embedded Meson distribution." ;;
2049 esac
2050 fi
2051 fi
2052
2053 if test "$meson" = git; then
2054 git_submodules="${git_submodules} meson"
2055 fi
2056 if test "$git_update" = yes; then
2057 (cd "${source_path}" && GIT="$git" "./scripts/git-submodule.sh" update "$git_submodules")
2058 fi
2059
2060 case "$meson" in
2061 git | internal)
2062 if ! $python -c 'import pkg_resources' > /dev/null 2>&1; then
2063 error_exit "Python setuptools not found"
2064 fi
2065 meson="$python ${source_path}/meson/meson.py"
2066 ;;
2067 *) meson=$(command -v meson) ;;
2068 esac
2069
2070 # Probe for ninja (used for compdb)
2071
2072 if test -z "$ninja"; then
2073 for c in ninja ninja-build samu; do
2074 if has $c; then
2075 ninja=$(command -v "$c")
2076 break
2077 fi
2078 done
2079 fi
2080
2081 # Check that the C compiler works. Doing this here before testing
2082 # the host CPU ensures that we had a valid CC to autodetect the
2083 # $cpu var (and we should bail right here if that's not the case).
2084 # It also allows the help message to be printed without a CC.
2085 write_c_skeleton;
2086 if compile_object ; then
2087 : C compiler works ok
2088 else
2089 error_exit "\"$cc\" either does not exist or does not work"
2090 fi
2091 if ! compile_prog ; then
2092 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
2093 fi
2094
2095 # Now we have handled --enable-tcg-interpreter and know we're not just
2096 # printing the help message, bail out if the host CPU isn't supported.
2097 if test "$ARCH" = "unknown"; then
2098 if test "$tcg_interpreter" = "yes" ; then
2099 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
2100 else
2101 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
2102 fi
2103 fi
2104
2105 # Consult white-list to determine whether to enable werror
2106 # by default. Only enable by default for git builds
2107 if test -z "$werror" ; then
2108 if test -e "$source_path/.git" && \
2109 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
2110 werror="yes"
2111 else
2112 werror="no"
2113 fi
2114 fi
2115
2116 if test "$bogus_os" = "yes"; then
2117 # Now that we know that we're not printing the help and that
2118 # the compiler works (so the results of the check_defines we used
2119 # to identify the OS are reliable), if we didn't recognize the
2120 # host OS we should stop now.
2121 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
2122 fi
2123
2124 # Check whether the compiler matches our minimum requirements:
2125 cat > $TMPC << EOF
2126 #if defined(__clang_major__) && defined(__clang_minor__)
2127 # ifdef __apple_build_version__
2128 # if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1)
2129 # error You need at least XCode Clang v5.1 to compile QEMU
2130 # endif
2131 # else
2132 # if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4)
2133 # error You need at least Clang v3.4 to compile QEMU
2134 # endif
2135 # endif
2136 #elif defined(__GNUC__) && defined(__GNUC_MINOR__)
2137 # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)
2138 # error You need at least GCC v4.8 to compile QEMU
2139 # endif
2140 #else
2141 # error You either need GCC or Clang to compiler QEMU
2142 #endif
2143 int main (void) { return 0; }
2144 EOF
2145 if ! compile_prog "" "" ; then
2146 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)"
2147 fi
2148
2149 # Accumulate -Wfoo and -Wno-bar separately.
2150 # We will list all of the enable flags first, and the disable flags second.
2151 # Note that we do not add -Werror, because that would enable it for all
2152 # configure tests. If a configure test failed due to -Werror this would
2153 # just silently disable some features, so it's too error prone.
2154
2155 warn_flags=
2156 add_to warn_flags -Wold-style-declaration
2157 add_to warn_flags -Wold-style-definition
2158 add_to warn_flags -Wtype-limits
2159 add_to warn_flags -Wformat-security
2160 add_to warn_flags -Wformat-y2k
2161 add_to warn_flags -Winit-self
2162 add_to warn_flags -Wignored-qualifiers
2163 add_to warn_flags -Wempty-body
2164 add_to warn_flags -Wnested-externs
2165 add_to warn_flags -Wendif-labels
2166 add_to warn_flags -Wexpansion-to-defined
2167
2168 nowarn_flags=
2169 add_to nowarn_flags -Wno-initializer-overrides
2170 add_to nowarn_flags -Wno-missing-include-dirs
2171 add_to nowarn_flags -Wno-shift-negative-value
2172 add_to nowarn_flags -Wno-string-plus-int
2173 add_to nowarn_flags -Wno-typedef-redefinition
2174 add_to nowarn_flags -Wno-tautological-type-limit-compare
2175 add_to nowarn_flags -Wno-psabi
2176
2177 gcc_flags="$warn_flags $nowarn_flags"
2178
2179 cc_has_warning_flag() {
2180 write_c_skeleton;
2181
2182 # Use the positive sense of the flag when testing for -Wno-wombat
2183 # support (gcc will happily accept the -Wno- form of unknown
2184 # warning options).
2185 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
2186 compile_prog "-Werror $optflag" ""
2187 }
2188
2189 for flag in $gcc_flags; do
2190 if cc_has_warning_flag $flag ; then
2191 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2192 fi
2193 done
2194
2195 if test "$stack_protector" != "no"; then
2196 cat > $TMPC << EOF
2197 int main(int argc, char *argv[])
2198 {
2199 char arr[64], *p = arr, *c = argv[0];
2200 while (*c) {
2201 *p++ = *c++;
2202 }
2203 return 0;
2204 }
2205 EOF
2206 gcc_flags="-fstack-protector-strong -fstack-protector-all"
2207 sp_on=0
2208 for flag in $gcc_flags; do
2209 # We need to check both a compile and a link, since some compiler
2210 # setups fail only on a .c->.o compile and some only at link time
2211 if compile_object "-Werror $flag" &&
2212 compile_prog "-Werror $flag" ""; then
2213 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2214 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
2215 sp_on=1
2216 break
2217 fi
2218 done
2219 if test "$stack_protector" = yes; then
2220 if test $sp_on = 0; then
2221 error_exit "Stack protector not supported"
2222 fi
2223 fi
2224 fi
2225
2226 # Disable -Wmissing-braces on older compilers that warn even for
2227 # the "universal" C zero initializer {0}.
2228 cat > $TMPC << EOF
2229 struct {
2230 int a[2];
2231 } x = {0};
2232 EOF
2233 if compile_object "-Werror" "" ; then
2234 :
2235 else
2236 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
2237 fi
2238
2239 # Our module code doesn't support Windows
2240 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
2241 error_exit "Modules are not available for Windows"
2242 fi
2243
2244 # module_upgrades is only reasonable if modules are enabled
2245 if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then
2246 error_exit "Can't enable module-upgrades as Modules are not enabled"
2247 fi
2248
2249 # Static linking is not possible with modules or PIE
2250 if test "$static" = "yes" ; then
2251 if test "$modules" = "yes" ; then
2252 error_exit "static and modules are mutually incompatible"
2253 fi
2254 fi
2255
2256 # Unconditional check for compiler __thread support
2257 cat > $TMPC << EOF
2258 static __thread int tls_var;
2259 int main(void) { return tls_var; }
2260 EOF
2261
2262 if ! compile_prog "-Werror" "" ; then
2263 error_exit "Your compiler does not support the __thread specifier for " \
2264 "Thread-Local Storage (TLS). Please upgrade to a version that does."
2265 fi
2266
2267 cat > $TMPC << EOF
2268
2269 #ifdef __linux__
2270 # define THREAD __thread
2271 #else
2272 # define THREAD
2273 #endif
2274 static THREAD int tls_var;
2275 int main(void) { return tls_var; }
2276 EOF
2277
2278 # Check we support --no-pie first; we will need this for building ROMs.
2279 if compile_prog "-Werror -fno-pie" "-no-pie"; then
2280 CFLAGS_NOPIE="-fno-pie"
2281 LDFLAGS_NOPIE="-no-pie"
2282 fi
2283
2284 if test "$static" = "yes"; then
2285 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
2286 CFLAGS="-fPIE -DPIE $CFLAGS"
2287 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS"
2288 pie="yes"
2289 elif test "$pie" = "yes"; then
2290 error_exit "-static-pie not available due to missing toolchain support"
2291 else
2292 QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
2293 pie="no"
2294 fi
2295 elif test "$pie" = "no"; then
2296 CFLAGS="$CFLAGS_NOPIE $CFLAGS"
2297 LDFLAGS="$LDFLAGS_NOPIE $LDFLAGS"
2298 elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
2299 CFLAGS="-fPIE -DPIE $CFLAGS"
2300 LDFLAGS="-pie $LDFLAGS"
2301 pie="yes"
2302 elif test "$pie" = "yes"; then
2303 error_exit "PIE not available due to missing toolchain support"
2304 else
2305 echo "Disabling PIE due to missing toolchain support"
2306 pie="no"
2307 fi
2308
2309 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
2310 # The combination is known as "full relro", because .got.plt is read-only too.
2311 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
2312 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
2313 fi
2314
2315 ##########################################
2316 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
2317 # use i686 as default anyway, but for those that don't, an explicit
2318 # specification is necessary
2319
2320 if test "$cpu" = "i386"; then
2321 cat > $TMPC << EOF
2322 static int sfaa(int *ptr)
2323 {
2324 return __sync_fetch_and_and(ptr, 0);
2325 }
2326
2327 int main(void)
2328 {
2329 int val = 42;
2330 val = __sync_val_compare_and_swap(&val, 0, 1);
2331 sfaa(&val);
2332 return val;
2333 }
2334 EOF
2335 if ! compile_prog "" "" ; then
2336 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
2337 fi
2338 fi
2339
2340 #########################################
2341 # Solaris specific configure tool chain decisions
2342
2343 if test "$solaris" = "yes" ; then
2344 if has $install; then
2345 :
2346 else
2347 error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
2348 "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
2349 "to get ginstall which is used by default (which lives in /opt/csw/bin)"
2350 fi
2351 if test "$(path_of $install)" = "/usr/sbin/install" ; then
2352 error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
2353 "try ginstall from the GNU fileutils available from www.blastwave.org" \
2354 "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
2355 fi
2356 if has ar; then
2357 :
2358 else
2359 if test -f /usr/ccs/bin/ar ; then
2360 error_exit "No path includes ar" \
2361 "Add /usr/ccs/bin to your path and rerun configure"
2362 fi
2363 error_exit "No path includes ar"
2364 fi
2365 fi
2366
2367 if test -z "${target_list+xxx}" ; then
2368 for target in $default_target_list; do
2369 supported_target $target 2>/dev/null && \
2370 target_list="$target_list $target"
2371 done
2372 target_list="${target_list# }"
2373 else
2374 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
2375 for target in $target_list; do
2376 # Check that we recognised the target name; this allows a more
2377 # friendly error message than if we let it fall through.
2378 case " $default_target_list " in
2379 *" $target "*)
2380 ;;
2381 *)
2382 error_exit "Unknown target name '$target'"
2383 ;;
2384 esac
2385 supported_target $target || exit 1
2386 done
2387 fi
2388
2389 # see if system emulation was really requested
2390 case " $target_list " in
2391 *"-softmmu "*) softmmu=yes
2392 ;;
2393 *) softmmu=no
2394 ;;
2395 esac
2396
2397 for target in $target_list; do
2398 case "$target" in
2399 arm-softmmu | aarch64-softmmu | i386-softmmu | x86_64-softmmu)
2400 edk2_blobs="yes"
2401 ;;
2402 esac
2403 done
2404 # The EDK2 binaries are compressed with bzip2
2405 if test "$edk2_blobs" = "yes" && ! has bzip2; then
2406 error_exit "The bzip2 program is required for building QEMU"
2407 fi
2408
2409 feature_not_found() {
2410 feature=$1
2411 remedy=$2
2412
2413 error_exit "User requested feature $feature" \
2414 "configure was not able to find it." \
2415 "$remedy"
2416 }
2417
2418 # ---
2419 # big/little endian test
2420 cat > $TMPC << EOF
2421 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
2422 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
2423 extern int foo(short *, short *);
2424 int main(int argc, char *argv[]) {
2425 return foo(big_endian, little_endian);
2426 }
2427 EOF
2428
2429 if compile_object ; then
2430 if strings -a $TMPO | grep -q BiGeNdIaN ; then
2431 bigendian="yes"
2432 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
2433 bigendian="no"
2434 else
2435 echo big/little test failed
2436 fi
2437 else
2438 echo big/little test failed
2439 fi
2440
2441 ##########################################
2442 # system tools
2443 if test -z "$want_tools"; then
2444 if test "$softmmu" = "no"; then
2445 want_tools=no
2446 else
2447 want_tools=yes
2448 fi
2449 fi
2450
2451 ##########################################
2452 # cocoa implies not SDL or GTK
2453 # (the cocoa UI code currently assumes it is always the active UI
2454 # and doesn't interact well with other UI frontend code)
2455 if test "$cocoa" = "yes"; then
2456 if test "$sdl" = "yes"; then
2457 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
2458 fi
2459 if test "$gtk" = "yes"; then
2460 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
2461 fi
2462 gtk=no
2463 sdl=disabled
2464 fi
2465
2466 # Some versions of Mac OS X incorrectly define SIZE_MAX
2467 cat > $TMPC << EOF
2468 #include <stdint.h>
2469 #include <stdio.h>
2470 int main(int argc, char *argv[]) {
2471 return printf("%zu", SIZE_MAX);
2472 }
2473 EOF
2474 have_broken_size_max=no
2475 if ! compile_object -Werror ; then
2476 have_broken_size_max=yes
2477 fi
2478
2479 ##########################################
2480 # L2TPV3 probe
2481
2482 cat > $TMPC <<EOF
2483 #include <sys/socket.h>
2484 #include <linux/ip.h>
2485 int main(void) { return sizeof(struct mmsghdr); }
2486 EOF
2487 if compile_prog "" "" ; then
2488 l2tpv3=yes
2489 else
2490 l2tpv3=no
2491 fi
2492
2493 if check_include "pty.h" ; then
2494 pty_h=yes
2495 else
2496 pty_h=no
2497 fi
2498
2499 cat > $TMPC <<EOF
2500 #include <sys/mman.h>
2501 int main(int argc, char *argv[]) {
2502 return mlockall(MCL_FUTURE);
2503 }
2504 EOF
2505 if compile_prog "" "" ; then
2506 have_mlockall=yes
2507 else
2508 have_mlockall=no
2509 fi
2510
2511 #########################################
2512 # vhost interdependencies and host support
2513
2514 # vhost backends
2515 test "$vhost_user" = "" && vhost_user=yes
2516 if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
2517 error_exit "vhost-user isn't available on win32"
2518 fi
2519 test "$vhost_vdpa" = "" && vhost_vdpa=$linux
2520 if test "$vhost_vdpa" = "yes" && test "$linux" != "yes"; then
2521 error_exit "vhost-vdpa is only available on Linux"
2522 fi
2523 test "$vhost_kernel" = "" && vhost_kernel=$linux
2524 if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
2525 error_exit "vhost-kernel is only available on Linux"
2526 fi
2527
2528 # vhost-kernel devices
2529 test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
2530 if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
2531 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
2532 fi
2533 test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
2534 if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
2535 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
2536 fi
2537
2538 # vhost-user backends
2539 test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
2540 if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
2541 error_exit "--enable-vhost-net-user requires --enable-vhost-user"
2542 fi
2543 test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
2544 if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
2545 error_exit "--enable-vhost-crypto requires --enable-vhost-user"
2546 fi
2547 test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
2548 if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
2549 error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
2550 fi
2551 #vhost-vdpa backends
2552 test "$vhost_net_vdpa" = "" && vhost_net_vdpa=$vhost_vdpa
2553 if test "$vhost_net_vdpa" = "yes" && test "$vhost_vdpa" = "no"; then
2554 error_exit "--enable-vhost-net-vdpa requires --enable-vhost-vdpa"
2555 fi
2556
2557 # OR the vhost-kernel and vhost-user values for simplicity
2558 if test "$vhost_net" = ""; then
2559 test "$vhost_net_user" = "yes" && vhost_net=yes
2560 test "$vhost_kernel" = "yes" && vhost_net=yes
2561 fi
2562
2563 ##########################################
2564 # MinGW / Mingw-w64 localtime_r/gmtime_r check
2565
2566 if test "$mingw32" = "yes"; then
2567 # Some versions of MinGW / Mingw-w64 lack localtime_r
2568 # and gmtime_r entirely.
2569 #
2570 # Some versions of Mingw-w64 define a macro for
2571 # localtime_r/gmtime_r.
2572 #
2573 # Some versions of Mingw-w64 will define functions
2574 # for localtime_r/gmtime_r, but only if you have
2575 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2576 # though, unistd.h and pthread.h both define
2577 # that for you.
2578 #
2579 # So this #undef localtime_r and #include <unistd.h>
2580 # are not in fact redundant.
2581 cat > $TMPC << EOF
2582 #include <unistd.h>
2583 #include <time.h>
2584 #undef localtime_r
2585 int main(void) { localtime_r(NULL, NULL); return 0; }
2586 EOF
2587 if compile_prog "" "" ; then
2588 localtime_r="yes"
2589 else
2590 localtime_r="no"
2591 fi
2592 fi
2593
2594 ##########################################
2595 # pkg-config probe
2596
2597 if ! has "$pkg_config_exe"; then
2598 error_exit "pkg-config binary '$pkg_config_exe' not found"
2599 fi
2600
2601 ##########################################
2602 # NPTL probe
2603
2604 if test "$linux_user" = "yes"; then
2605 cat > $TMPC <<EOF
2606 #include <sched.h>
2607 #include <linux/futex.h>
2608 int main(void) {
2609 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2610 #error bork
2611 #endif
2612 return 0;
2613 }
2614 EOF
2615 if ! compile_object ; then
2616 feature_not_found "nptl" "Install glibc and linux kernel headers."
2617 fi
2618 fi
2619
2620 ##########################################
2621 # lzo check
2622
2623 if test "$lzo" != "no" ; then
2624 cat > $TMPC << EOF
2625 #include <lzo/lzo1x.h>
2626 int main(void) { lzo_version(); return 0; }
2627 EOF
2628 if compile_prog "" "-llzo2" ; then
2629 lzo_libs="-llzo2"
2630 lzo="yes"
2631 else
2632 if test "$lzo" = "yes"; then
2633 feature_not_found "liblzo2" "Install liblzo2 devel"
2634 fi
2635 lzo="no"
2636 fi
2637 fi
2638
2639 ##########################################
2640 # snappy check
2641
2642 if test "$snappy" != "no" ; then
2643 cat > $TMPC << EOF
2644 #include <snappy-c.h>
2645 int main(void) { snappy_max_compressed_length(4096); return 0; }
2646 EOF
2647 if compile_prog "" "-lsnappy" ; then
2648 snappy_libs='-lsnappy'
2649 snappy="yes"
2650 else
2651 if test "$snappy" = "yes"; then
2652 feature_not_found "libsnappy" "Install libsnappy devel"
2653 fi
2654 snappy="no"
2655 fi
2656 fi
2657
2658 ##########################################
2659 # bzip2 check
2660
2661 if test "$bzip2" != "no" ; then
2662 cat > $TMPC << EOF
2663 #include <bzlib.h>
2664 int main(void) { BZ2_bzlibVersion(); return 0; }
2665 EOF
2666 if compile_prog "" "-lbz2" ; then
2667 bzip2="yes"
2668 else
2669 if test "$bzip2" = "yes"; then
2670 feature_not_found "libbzip2" "Install libbzip2 devel"
2671 fi
2672 bzip2="no"
2673 fi
2674 fi
2675
2676 ##########################################
2677 # lzfse check
2678
2679 if test "$lzfse" != "no" ; then
2680 cat > $TMPC << EOF
2681 #include <lzfse.h>
2682 int main(void) { lzfse_decode_scratch_size(); return 0; }
2683 EOF
2684 if compile_prog "" "-llzfse" ; then
2685 lzfse="yes"
2686 else
2687 if test "$lzfse" = "yes"; then
2688 feature_not_found "lzfse" "Install lzfse devel"
2689 fi
2690 lzfse="no"
2691 fi
2692 fi
2693
2694 ##########################################
2695 # zstd check
2696
2697 if test "$zstd" != "no" ; then
2698 libzstd_minver="1.4.0"
2699 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then
2700 zstd_cflags="$($pkg_config --cflags libzstd)"
2701 zstd_libs="$($pkg_config --libs libzstd)"
2702 zstd="yes"
2703 else
2704 if test "$zstd" = "yes" ; then
2705 feature_not_found "libzstd" "Install libzstd devel"
2706 fi
2707 zstd="no"
2708 fi
2709 fi
2710
2711 ##########################################
2712 # libseccomp check
2713
2714 if test "$seccomp" != "no" ; then
2715 libseccomp_minver="2.3.0"
2716 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2717 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2718 seccomp_libs="$($pkg_config --libs libseccomp)"
2719 seccomp="yes"
2720 else
2721 if test "$seccomp" = "yes" ; then
2722 feature_not_found "libseccomp" \
2723 "Install libseccomp devel >= $libseccomp_minver"
2724 fi
2725 seccomp="no"
2726 fi
2727 fi
2728 ##########################################
2729 # xen probe
2730
2731 if test "$xen" != "no" ; then
2732 # Check whether Xen library path is specified via --extra-ldflags to avoid
2733 # overriding this setting with pkg-config output. If not, try pkg-config
2734 # to obtain all needed flags.
2735
2736 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2737 $pkg_config --exists xencontrol ; then
2738 xen_ctrl_version="$(printf '%d%02d%02d' \
2739 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2740 xen=yes
2741 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2742 xen_pc="$xen_pc xenevtchn xendevicemodel"
2743 if $pkg_config --exists xentoolcore; then
2744 xen_pc="$xen_pc xentoolcore"
2745 fi
2746 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2747 xen_cflags="$($pkg_config --cflags $xen_pc)"
2748 xen_libs="$($pkg_config --libs $xen_pc)"
2749 else
2750
2751 xen_libs="-lxenstore -lxenctrl -lxenguest"
2752 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2753
2754 # First we test whether Xen headers and libraries are available.
2755 # If no, we are done and there is no Xen support.
2756 # If yes, more tests are run to detect the Xen version.
2757
2758 # Xen (any)
2759 cat > $TMPC <<EOF
2760 #include <xenctrl.h>
2761 int main(void) {
2762 return 0;
2763 }
2764 EOF
2765 if ! compile_prog "" "$xen_libs" ; then
2766 # Xen not found
2767 if test "$xen" = "yes" ; then
2768 feature_not_found "xen" "Install xen devel"
2769 fi
2770 xen=no
2771
2772 # Xen unstable
2773 elif
2774 cat > $TMPC <<EOF &&
2775 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2776 #define __XEN_TOOLS__
2777 #include <xendevicemodel.h>
2778 #include <xenforeignmemory.h>
2779 int main(void) {
2780 xendevicemodel_handle *xd;
2781 xenforeignmemory_handle *xfmem;
2782
2783 xd = xendevicemodel_open(0, 0);
2784 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
2785
2786 xfmem = xenforeignmemory_open(0, 0);
2787 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
2788
2789 return 0;
2790 }
2791 EOF
2792 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2793 then
2794 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2795 xen_ctrl_version=41100
2796 xen=yes
2797 elif
2798 cat > $TMPC <<EOF &&
2799 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2800 #include <xenforeignmemory.h>
2801 #include <xentoolcore.h>
2802 int main(void) {
2803 xenforeignmemory_handle *xfmem;
2804
2805 xfmem = xenforeignmemory_open(0, 0);
2806 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2807 xentoolcore_restrict_all(0);
2808
2809 return 0;
2810 }
2811 EOF
2812 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2813 then
2814 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2815 xen_ctrl_version=41000
2816 xen=yes
2817 elif
2818 cat > $TMPC <<EOF &&
2819 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2820 #define __XEN_TOOLS__
2821 #include <xendevicemodel.h>
2822 int main(void) {
2823 xendevicemodel_handle *xd;
2824
2825 xd = xendevicemodel_open(0, 0);
2826 xendevicemodel_close(xd);
2827
2828 return 0;
2829 }
2830 EOF
2831 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2832 then
2833 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2834 xen_ctrl_version=40900
2835 xen=yes
2836 elif
2837 cat > $TMPC <<EOF &&
2838 /*
2839 * If we have stable libs the we don't want the libxc compat
2840 * layers, regardless of what CFLAGS we may have been given.
2841 *
2842 * Also, check if xengnttab_grant_copy_segment_t is defined and
2843 * grant copy operation is implemented.
2844 */
2845 #undef XC_WANT_COMPAT_EVTCHN_API
2846 #undef XC_WANT_COMPAT_GNTTAB_API
2847 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2848 #include <xenctrl.h>
2849 #include <xenstore.h>
2850 #include <xenevtchn.h>
2851 #include <xengnttab.h>
2852 #include <xenforeignmemory.h>
2853 #include <stdint.h>
2854 #include <xen/hvm/hvm_info_table.h>
2855 #if !defined(HVM_MAX_VCPUS)
2856 # error HVM_MAX_VCPUS not defined
2857 #endif
2858 int main(void) {
2859 xc_interface *xc = NULL;
2860 xenforeignmemory_handle *xfmem;
2861 xenevtchn_handle *xe;
2862 xengnttab_handle *xg;
2863 xengnttab_grant_copy_segment_t* seg = NULL;
2864
2865 xs_daemon_open();
2866
2867 xc = xc_interface_open(0, 0, 0);
2868 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2869 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2870 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2871 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2872
2873 xfmem = xenforeignmemory_open(0, 0);
2874 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2875
2876 xe = xenevtchn_open(0, 0);
2877 xenevtchn_fd(xe);
2878
2879 xg = xengnttab_open(0, 0);
2880 xengnttab_grant_copy(xg, 0, seg);
2881
2882 return 0;
2883 }
2884 EOF
2885 compile_prog "" "$xen_libs $xen_stable_libs"
2886 then
2887 xen_ctrl_version=40800
2888 xen=yes
2889 elif
2890 cat > $TMPC <<EOF &&
2891 /*
2892 * If we have stable libs the we don't want the libxc compat
2893 * layers, regardless of what CFLAGS we may have been given.
2894 */
2895 #undef XC_WANT_COMPAT_EVTCHN_API
2896 #undef XC_WANT_COMPAT_GNTTAB_API
2897 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2898 #include <xenctrl.h>
2899 #include <xenstore.h>
2900 #include <xenevtchn.h>
2901 #include <xengnttab.h>
2902 #include <xenforeignmemory.h>
2903 #include <stdint.h>
2904 #include <xen/hvm/hvm_info_table.h>
2905 #if !defined(HVM_MAX_VCPUS)
2906 # error HVM_MAX_VCPUS not defined
2907 #endif
2908 int main(void) {
2909 xc_interface *xc = NULL;
2910 xenforeignmemory_handle *xfmem;
2911 xenevtchn_handle *xe;
2912 xengnttab_handle *xg;
2913
2914 xs_daemon_open();
2915
2916 xc = xc_interface_open(0, 0, 0);
2917 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2918 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2919 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2920 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2921
2922 xfmem = xenforeignmemory_open(0, 0);
2923 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2924
2925 xe = xenevtchn_open(0, 0);
2926 xenevtchn_fd(xe);
2927
2928 xg = xengnttab_open(0, 0);
2929 xengnttab_map_grant_ref(xg, 0, 0, 0);
2930
2931 return 0;
2932 }
2933 EOF
2934 compile_prog "" "$xen_libs $xen_stable_libs"
2935 then
2936 xen_ctrl_version=40701
2937 xen=yes
2938
2939 # Xen 4.6
2940 elif
2941 cat > $TMPC <<EOF &&
2942 #include <xenctrl.h>
2943 #include <xenstore.h>
2944 #include <stdint.h>
2945 #include <xen/hvm/hvm_info_table.h>
2946 #if !defined(HVM_MAX_VCPUS)
2947 # error HVM_MAX_VCPUS not defined
2948 #endif
2949 int main(void) {
2950 xc_interface *xc;
2951 xs_daemon_open();
2952 xc = xc_interface_open(0, 0, 0);
2953 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2954 xc_gnttab_open(NULL, 0);
2955 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2956 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2957 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2958 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2959 return 0;
2960 }
2961 EOF
2962 compile_prog "" "$xen_libs"
2963 then
2964 xen_ctrl_version=40600
2965 xen=yes
2966
2967 # Xen 4.5
2968 elif
2969 cat > $TMPC <<EOF &&
2970 #include <xenctrl.h>
2971 #include <xenstore.h>
2972 #include <stdint.h>
2973 #include <xen/hvm/hvm_info_table.h>
2974 #if !defined(HVM_MAX_VCPUS)
2975 # error HVM_MAX_VCPUS not defined
2976 #endif
2977 int main(void) {
2978 xc_interface *xc;
2979 xs_daemon_open();
2980 xc = xc_interface_open(0, 0, 0);
2981 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2982 xc_gnttab_open(NULL, 0);
2983 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2984 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2985 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2986 return 0;
2987 }
2988 EOF
2989 compile_prog "" "$xen_libs"
2990 then
2991 xen_ctrl_version=40500
2992 xen=yes
2993
2994 elif
2995 cat > $TMPC <<EOF &&
2996 #include <xenctrl.h>
2997 #include <xenstore.h>
2998 #include <stdint.h>
2999 #include <xen/hvm/hvm_info_table.h>
3000 #if !defined(HVM_MAX_VCPUS)
3001 # error HVM_MAX_VCPUS not defined
3002 #endif
3003 int main(void) {
3004 xc_interface *xc;
3005 xs_daemon_open();
3006 xc = xc_interface_open(0, 0, 0);
3007 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
3008 xc_gnttab_open(NULL, 0);
3009 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
3010 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
3011 return 0;
3012 }
3013 EOF
3014 compile_prog "" "$xen_libs"
3015 then
3016 xen_ctrl_version=40200
3017 xen=yes
3018
3019 else
3020 if test "$xen" = "yes" ; then
3021 feature_not_found "xen (unsupported version)" \
3022 "Install a supported xen (xen 4.2 or newer)"
3023 fi
3024 xen=no
3025 fi
3026
3027 if test "$xen" = yes; then
3028 if test $xen_ctrl_version -ge 40701 ; then
3029 xen_libs="$xen_libs $xen_stable_libs "
3030 fi
3031 fi
3032 fi
3033 fi
3034
3035 if test "$xen_pci_passthrough" != "no"; then
3036 if test "$xen" = "yes" && test "$linux" = "yes"; then
3037 xen_pci_passthrough=yes
3038 else
3039 if test "$xen_pci_passthrough" = "yes"; then
3040 error_exit "User requested feature Xen PCI Passthrough" \
3041 " but this feature requires /sys from Linux"
3042 fi
3043 xen_pci_passthrough=no
3044 fi
3045 fi
3046
3047 ##########################################
3048 # Windows Hypervisor Platform accelerator (WHPX) check
3049 if test "$whpx" != "no" ; then
3050 if check_include "WinHvPlatform.h" && check_include "WinHvEmulation.h"; then
3051 whpx="yes"
3052 else
3053 if test "$whpx" = "yes"; then
3054 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
3055 fi
3056 whpx="no"
3057 fi
3058 fi
3059
3060 ##########################################
3061 # gettext probe
3062 if test "$gettext" != "false" ; then
3063 if has xgettext; then
3064 gettext=true
3065 else
3066 if test "$gettext" = "true" ; then
3067 feature_not_found "gettext" "Install xgettext binary"
3068 fi
3069 gettext=false
3070 fi
3071 fi
3072
3073 ##########################################
3074 # Sparse probe
3075 if test "$sparse" != "no" ; then
3076 if has sparse; then
3077 sparse=yes
3078 else
3079 if test "$sparse" = "yes" ; then
3080 feature_not_found "sparse" "Install sparse binary"
3081 fi
3082 sparse=no
3083 fi
3084 fi
3085
3086 ##########################################
3087 # X11 probe
3088 if $pkg_config --exists "x11"; then
3089 have_x11=yes
3090 x11_cflags=$($pkg_config --cflags x11)
3091 x11_libs=$($pkg_config --libs x11)
3092 fi
3093
3094 ##########################################
3095 # GTK probe
3096
3097 if test "$gtk" != "no"; then
3098 gtkpackage="gtk+-3.0"
3099 gtkx11package="gtk+-x11-3.0"
3100 gtkversion="3.22.0"
3101 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
3102 gtk_cflags=$($pkg_config --cflags $gtkpackage)
3103 gtk_libs=$($pkg_config --libs $gtkpackage)
3104 gtk_version=$($pkg_config --modversion $gtkpackage)
3105 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
3106 need_x11=yes
3107 gtk_cflags="$gtk_cflags $x11_cflags"
3108 gtk_libs="$gtk_libs $x11_libs"
3109 fi
3110 gtk="yes"
3111 elif test "$gtk" = "yes"; then
3112 feature_not_found "gtk" "Install gtk3-devel"
3113 else
3114 gtk="no"
3115 fi
3116 fi
3117
3118
3119 ##########################################
3120 # GNUTLS probe
3121
3122 if test "$gnutls" != "no"; then
3123 pass="no"
3124 if $pkg_config --exists "gnutls >= 3.1.18"; then
3125 gnutls_cflags=$($pkg_config --cflags gnutls)
3126 gnutls_libs=$($pkg_config --libs gnutls)
3127 # Packaging for the static libraries is not always correct.
3128 # At least ubuntu 18.04 ships only shared libraries.
3129 write_c_skeleton
3130 if compile_prog "" "$gnutls_libs" ; then
3131 LIBS="$gnutls_libs $LIBS"
3132 QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
3133 pass="yes"
3134 fi
3135 fi
3136 if test "$pass" = "no" && test "$gnutls" = "yes"; then
3137 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
3138 else
3139 gnutls="$pass"
3140 fi
3141 fi
3142
3143
3144 # If user didn't give a --disable/enable-gcrypt flag,
3145 # then mark as disabled if user requested nettle
3146 # explicitly
3147 if test -z "$gcrypt"
3148 then
3149 if test "$nettle" = "yes"
3150 then
3151 gcrypt="no"
3152 fi
3153 fi
3154
3155 # If user didn't give a --disable/enable-nettle flag,
3156 # then mark as disabled if user requested gcrypt
3157 # explicitly
3158 if test -z "$nettle"
3159 then
3160 if test "$gcrypt" = "yes"
3161 then
3162 nettle="no"
3163 fi
3164 fi
3165
3166 has_libgcrypt() {
3167 if ! has "libgcrypt-config"
3168 then
3169 return 1
3170 fi
3171
3172 if test -n "$cross_prefix"
3173 then
3174 host=$(libgcrypt-config --host)
3175 if test "$host-" != $cross_prefix
3176 then
3177 return 1
3178 fi
3179 fi
3180
3181 maj=`libgcrypt-config --version | awk -F . '{print $1}'`
3182 min=`libgcrypt-config --version | awk -F . '{print $2}'`
3183
3184 if test $maj != 1 || test $min -lt 5
3185 then
3186 return 1
3187 fi
3188
3189 return 0
3190 }
3191
3192
3193 if test "$nettle" != "no"; then
3194 pass="no"
3195 if $pkg_config --exists "nettle >= 2.7.1"; then
3196 nettle_cflags=$($pkg_config --cflags nettle)
3197 nettle_libs=$($pkg_config --libs nettle)
3198 nettle_version=$($pkg_config --modversion nettle)
3199 # Link test to make sure the given libraries work (e.g for static).
3200 write_c_skeleton
3201 if compile_prog "" "$nettle_libs" ; then
3202 LIBS="$nettle_libs $LIBS"
3203 QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
3204 if test -z "$gcrypt"; then
3205 gcrypt="no"
3206 fi
3207 pass="yes"
3208 fi
3209 fi
3210 if test "$pass" = "yes"
3211 then
3212 cat > $TMPC << EOF
3213 #include <nettle/xts.h>
3214 int main(void) {
3215 return 0;
3216 }
3217 EOF
3218 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
3219 nettle_xts=yes
3220 qemu_private_xts=no
3221 fi
3222 fi
3223 if test "$pass" = "no" && test "$nettle" = "yes"; then
3224 feature_not_found "nettle" "Install nettle devel >= 2.7.1"
3225 else
3226 nettle="$pass"
3227 fi
3228 fi
3229
3230 if test "$gcrypt" != "no"; then
3231 pass="no"
3232 if has_libgcrypt; then
3233 gcrypt_cflags=$(libgcrypt-config --cflags)
3234 gcrypt_libs=$(libgcrypt-config --libs)
3235 # Debian has removed -lgpg-error from libgcrypt-config
3236 # as it "spreads unnecessary dependencies" which in
3237 # turn breaks static builds...
3238 if test "$static" = "yes"
3239 then
3240 gcrypt_libs="$gcrypt_libs -lgpg-error"
3241 fi
3242
3243 # Link test to make sure the given libraries work (e.g for static).
3244 write_c_skeleton
3245 if compile_prog "" "$gcrypt_libs" ; then
3246 LIBS="$gcrypt_libs $LIBS"
3247 QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
3248 pass="yes"
3249 fi
3250 fi
3251 if test "$pass" = "yes"; then
3252 gcrypt="yes"
3253 cat > $TMPC << EOF
3254 #include <gcrypt.h>
3255 int main(void) {
3256 gcry_mac_hd_t handle;
3257 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
3258 GCRY_MAC_FLAG_SECURE, NULL);
3259 return 0;
3260 }
3261 EOF
3262 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3263 gcrypt_hmac=yes
3264 fi
3265 cat > $TMPC << EOF
3266 #include <gcrypt.h>
3267 int main(void) {
3268 gcry_cipher_hd_t handle;
3269 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0);
3270 return 0;
3271 }
3272 EOF
3273 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3274 gcrypt_xts=yes
3275 qemu_private_xts=no
3276 fi
3277 elif test "$gcrypt" = "yes"; then
3278 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
3279 else
3280 gcrypt="no"
3281 fi
3282 fi
3283
3284
3285 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
3286 then
3287 error_exit "Only one of gcrypt & nettle can be enabled"
3288 fi
3289
3290 ##########################################
3291 # libtasn1 - only for the TLS creds/session test suite
3292
3293 tasn1=yes
3294 tasn1_cflags=""
3295 tasn1_libs=""
3296 if $pkg_config --exists "libtasn1"; then
3297 tasn1_cflags=$($pkg_config --cflags libtasn1)
3298 tasn1_libs=$($pkg_config --libs libtasn1)
3299 else
3300 tasn1=no
3301 fi
3302
3303
3304 ##########################################
3305 # PAM probe
3306
3307 if test "$auth_pam" != "no"; then
3308 cat > $TMPC <<EOF
3309 #include <security/pam_appl.h>
3310 #include <stdio.h>
3311 int main(void) {
3312 const char *service_name = "qemu";
3313 const char *user = "frank";
3314 const struct pam_conv pam_conv = { 0 };
3315 pam_handle_t *pamh = NULL;
3316 pam_start(service_name, user, &pam_conv, &pamh);
3317 return 0;
3318 }
3319 EOF
3320 if compile_prog "" "-lpam" ; then
3321 auth_pam=yes
3322 else
3323 if test "$auth_pam" = "yes"; then
3324 feature_not_found "PAM" "Install PAM development package"
3325 else
3326 auth_pam=no
3327 fi
3328 fi
3329 fi
3330
3331 ##########################################
3332 # getifaddrs (for tests/test-io-channel-socket )
3333
3334 have_ifaddrs_h=yes
3335 if ! check_include "ifaddrs.h" ; then
3336 have_ifaddrs_h=no
3337 fi
3338
3339 #########################################
3340 # libdrm check
3341 have_drm_h=no
3342 if check_include "libdrm/drm.h" ; then
3343 have_drm_h=yes
3344 fi
3345
3346 #########################################
3347 # sys/signal.h check
3348 have_sys_signal_h=no
3349 if check_include "sys/signal.h" ; then
3350 have_sys_signal_h=yes
3351 fi
3352
3353 ##########################################
3354 # VTE probe
3355
3356 if test "$vte" != "no"; then
3357 vteminversion="0.32.0"
3358 if $pkg_config --exists "vte-2.91"; then
3359 vtepackage="vte-2.91"
3360 else
3361 vtepackage="vte-2.90"
3362 fi
3363 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
3364 vte_cflags=$($pkg_config --cflags $vtepackage)
3365 vte_libs=$($pkg_config --libs $vtepackage)
3366 vteversion=$($pkg_config --modversion $vtepackage)
3367 vte="yes"
3368 elif test "$vte" = "yes"; then
3369 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
3370 else
3371 vte="no"
3372 fi
3373 fi
3374
3375 ##########################################
3376 # RDMA needs OpenFabrics libraries
3377 if test "$rdma" != "no" ; then
3378 cat > $TMPC <<EOF
3379 #include <rdma/rdma_cma.h>
3380 int main(void) { return 0; }
3381 EOF
3382 rdma_libs="-lrdmacm -libverbs -libumad"
3383 if compile_prog "" "$rdma_libs" ; then
3384 rdma="yes"
3385 else
3386 if test "$rdma" = "yes" ; then
3387 error_exit \
3388 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
3389 " Your options:" \
3390 " (1) Fast: Install infiniband packages (devel) from your distro." \
3391 " (2) Cleanest: Install libraries from www.openfabrics.org" \
3392 " (3) Also: Install softiwarp if you don't have RDMA hardware"
3393 fi
3394 rdma="no"
3395 fi
3396 fi
3397
3398 ##########################################
3399 # PVRDMA detection
3400
3401 cat > $TMPC <<EOF &&
3402 #include <sys/mman.h>
3403
3404 int
3405 main(void)
3406 {
3407 char buf = 0;
3408 void *addr = &buf;
3409 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
3410
3411 return 0;
3412 }
3413 EOF
3414
3415 if test "$rdma" = "yes" ; then
3416 case "$pvrdma" in
3417 "")
3418 if compile_prog "" ""; then
3419 pvrdma="yes"
3420 else
3421 pvrdma="no"
3422 fi
3423 ;;
3424 "yes")
3425 if ! compile_prog "" ""; then
3426 error_exit "PVRDMA is not supported since mremap is not implemented"
3427 fi
3428 pvrdma="yes"
3429 ;;
3430 "no")
3431 pvrdma="no"
3432 ;;
3433 esac
3434 else
3435 if test "$pvrdma" = "yes" ; then
3436 error_exit "PVRDMA requires rdma suppport"
3437 fi
3438 pvrdma="no"
3439 fi
3440
3441 # Let's see if enhanced reg_mr is supported
3442 if test "$pvrdma" = "yes" ; then
3443
3444 cat > $TMPC <<EOF &&
3445 #include <infiniband/verbs.h>
3446
3447 int
3448 main(void)
3449 {
3450 struct ibv_mr *mr;
3451 struct ibv_pd *pd = NULL;
3452 size_t length = 10;
3453 uint64_t iova = 0;
3454 int access = 0;
3455 void *addr = NULL;
3456
3457 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
3458
3459 ibv_dereg_mr(mr);
3460
3461 return 0;
3462 }
3463 EOF
3464 if ! compile_prog "" "-libverbs"; then
3465 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
3466 fi
3467 fi
3468
3469 ##########################################
3470 # xfsctl() probe, used for file-posix.c
3471 if test "$xfs" != "no" ; then
3472 cat > $TMPC << EOF
3473 #include <stddef.h> /* NULL */
3474 #include <xfs/xfs.h>
3475 int main(void)
3476 {
3477 xfsctl(NULL, 0, 0, NULL);
3478 return 0;
3479 }
3480 EOF
3481 if compile_prog "" "" ; then
3482 xfs="yes"
3483 else
3484 if test "$xfs" = "yes" ; then
3485 feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
3486 fi
3487 xfs=no
3488 fi
3489 fi
3490
3491 ##########################################
3492 # vde libraries probe
3493 if test "$vde" != "no" ; then
3494 vde_libs="-lvdeplug"
3495 cat > $TMPC << EOF
3496 #include <libvdeplug.h>
3497 int main(void)
3498 {
3499 struct vde_open_args a = {0, 0, 0};
3500 char s[] = "";
3501 vde_open(s, s, &a);
3502 return 0;
3503 }
3504 EOF
3505 if compile_prog "" "$vde_libs" ; then
3506 vde=yes
3507 else
3508 if test "$vde" = "yes" ; then
3509 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3510 fi
3511 vde=no
3512 fi
3513 fi
3514
3515 ##########################################
3516 # netmap support probe
3517 # Apart from looking for netmap headers, we make sure that the host API version
3518 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3519 # a minor/major version number. Minor new features will be marked with values up
3520 # to 15, and if something happens that requires a change to the backend we will
3521 # move above 15, submit the backend fixes and modify this two bounds.
3522 if test "$netmap" != "no" ; then
3523 cat > $TMPC << EOF
3524 #include <inttypes.h>
3525 #include <net/if.h>
3526 #include <net/netmap.h>
3527 #include <net/netmap_user.h>
3528 #if (NETMAP_API < 11) || (NETMAP_API > 15)
3529 #error
3530 #endif
3531 int main(void) { return 0; }
3532 EOF
3533 if compile_prog "" "" ; then
3534 netmap=yes
3535 else
3536 if test "$netmap" = "yes" ; then
3537 feature_not_found "netmap"
3538 fi
3539 netmap=no
3540 fi
3541 fi
3542
3543 ##########################################
3544 # libcap-ng library probe
3545 if test "$cap_ng" != "no" ; then
3546 cap_libs="-lcap-ng"
3547 cat > $TMPC << EOF
3548 #include <cap-ng.h>
3549 int main(void)
3550 {
3551 capng_capability_to_name(CAPNG_EFFECTIVE);
3552 return 0;
3553 }
3554 EOF
3555 if compile_prog "" "$cap_libs" ; then
3556 cap_ng=yes
3557 else
3558 if test "$cap_ng" = "yes" ; then
3559 feature_not_found "cap_ng" "Install libcap-ng devel"
3560 fi
3561 cap_ng=no
3562 fi
3563 fi
3564
3565 ##########################################
3566 # Sound support libraries probe
3567
3568 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3569 for drv in $audio_drv_list; do
3570 case $drv in
3571 alsa | try-alsa)
3572 if $pkg_config alsa --exists; then
3573 alsa_libs=$($pkg_config alsa --libs)
3574 alsa_cflags=$($pkg_config alsa --cflags)
3575 alsa=yes
3576 if test "$drv" = "try-alsa"; then
3577 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/')
3578 fi
3579 else
3580 if test "$drv" = "try-alsa"; then
3581 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//')
3582 else
3583 error_exit "$drv check failed" \
3584 "Make sure to have the $drv libs and headers installed."
3585 fi
3586 fi
3587 ;;
3588
3589 pa | try-pa)
3590 if $pkg_config libpulse --exists; then
3591 libpulse=yes
3592 pulse_libs=$($pkg_config libpulse --libs)
3593 pulse_cflags=$($pkg_config libpulse --cflags)
3594 if test "$drv" = "try-pa"; then
3595 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/')
3596 fi
3597 else
3598 if test "$drv" = "try-pa"; then
3599 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//')
3600 else
3601 error_exit "$drv check failed" \
3602 "Make sure to have the $drv libs and headers installed."
3603 fi
3604 fi
3605 ;;
3606
3607 sdl)
3608 if test "$sdl" = "no"; then
3609 error_exit "sdl not found or disabled, can not use sdl audio driver"
3610 fi
3611 ;;
3612
3613 try-sdl)
3614 if test "$sdl" = "no"; then
3615 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//')
3616 else
3617 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/')
3618 fi
3619 ;;
3620
3621 coreaudio)
3622 coreaudio_libs="-framework CoreAudio"
3623 ;;
3624
3625 dsound)
3626 dsound_libs="-lole32 -ldxguid"
3627 audio_win_int="yes"
3628 ;;
3629
3630 oss)
3631 oss_libs="$oss_lib"
3632 ;;
3633
3634 jack | try-jack)
3635 if $pkg_config jack --exists; then
3636 libjack=yes
3637 jack_libs=$($pkg_config jack --libs)
3638 if test "$drv" = "try-jack"; then
3639 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack/jack/')
3640 fi
3641 else
3642 if test "$drv" = "try-jack"; then
3643 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack//')
3644 else
3645 error_exit "$drv check failed" \
3646 "Make sure to have the $drv libs and headers installed."
3647 fi
3648 fi
3649 ;;
3650
3651 *)
3652 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3653 error_exit "Unknown driver '$drv' selected" \
3654 "Possible drivers are: $audio_possible_drivers"
3655 }
3656 ;;
3657 esac
3658 done
3659
3660 ##########################################
3661 # BrlAPI probe
3662
3663 if test "$brlapi" != "no" ; then
3664 brlapi_libs="-lbrlapi"
3665 cat > $TMPC << EOF
3666 #include <brlapi.h>
3667 #include <stddef.h>
3668 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3669 EOF
3670 if compile_prog "" "$brlapi_libs" ; then
3671 brlapi=yes
3672 else
3673 if test "$brlapi" = "yes" ; then
3674 feature_not_found "brlapi" "Install brlapi devel"
3675 fi
3676 brlapi=no
3677 fi
3678 fi
3679
3680 ##########################################
3681 # iconv probe
3682 if test "$iconv" != "no" ; then
3683 cat > $TMPC << EOF
3684 #include <iconv.h>
3685 int main(void) {
3686 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
3687 return conv != (iconv_t) -1;
3688 }
3689 EOF
3690 iconv_prefix_list="/usr/local:/usr"
3691 iconv_lib_list=":-liconv"
3692 IFS=:
3693 for iconv_prefix in $iconv_prefix_list; do
3694 IFS=:
3695 iconv_cflags="-I$iconv_prefix/include"
3696 iconv_ldflags="-L$iconv_prefix/lib"
3697 for iconv_link in $iconv_lib_list; do
3698 unset IFS
3699 iconv_lib="$iconv_ldflags $iconv_link"
3700 echo "looking at iconv in '$iconv_cflags' '$iconv_lib'" >> config.log
3701 if compile_prog "$iconv_cflags" "$iconv_lib" ; then
3702 iconv_found=yes
3703 break
3704 fi
3705 done
3706 if test "$iconv_found" = yes ; then
3707 break
3708 fi
3709 done
3710 if test "$iconv_found" = "yes" ; then
3711 iconv=yes
3712 else
3713 if test "$iconv" = "yes" ; then
3714 feature_not_found "iconv" "Install iconv devel"
3715 fi
3716 iconv=no
3717 fi
3718 fi
3719
3720 ##########################################
3721 # curses probe
3722 if test "$iconv" = "no" ; then
3723 # curses will need iconv
3724 curses=no
3725 fi
3726 if test "$curses" != "no" ; then
3727 if test "$mingw32" = "yes" ; then
3728 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3729 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3730 else
3731 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3732 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3733 fi
3734 curses_found=no
3735 cat > $TMPC << EOF
3736 #include <locale.h>
3737 #include <curses.h>
3738 #include <wchar.h>
3739 #include <langinfo.h>
3740 int main(void) {
3741 const char *codeset;
3742 wchar_t wch = L'w';
3743 setlocale(LC_ALL, "");
3744 resize_term(0, 0);
3745 addwstr(L"wide chars\n");
3746 addnwstr(&wch, 1);
3747 add_wch(WACS_DEGREE);
3748 codeset = nl_langinfo(CODESET);
3749 return codeset != 0;
3750 }
3751 EOF
3752 IFS=:
3753 for curses_inc in $curses_inc_list; do
3754 # Make sure we get the wide character prototypes
3755 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3756 IFS=:
3757 for curses_lib in $curses_lib_list; do
3758 unset IFS
3759 if compile_prog "$curses_inc" "$curses_lib" ; then
3760 curses_found=yes
3761 break
3762 fi
3763 done
3764 if test "$curses_found" = yes ; then
3765 break
3766 fi
3767 done
3768 unset IFS
3769 if test "$curses_found" = "yes" ; then
3770 curses=yes
3771 else
3772 if test "$curses" = "yes" ; then
3773 feature_not_found "curses" "Install ncurses devel"
3774 fi
3775 curses=no
3776 fi
3777 fi
3778
3779 ##########################################
3780 # curl probe
3781 if test "$curl" != "no" ; then
3782 if $pkg_config libcurl --exists; then
3783 curlconfig="$pkg_config libcurl"
3784 else
3785 curlconfig=curl-config
3786 fi
3787 cat > $TMPC << EOF
3788 #include <curl/curl.h>
3789 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3790 EOF
3791 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3792 curl_libs=$($curlconfig --libs 2>/dev/null)
3793 if compile_prog "$curl_cflags" "$curl_libs" ; then
3794 curl=yes
3795 else
3796 if test "$curl" = "yes" ; then
3797 feature_not_found "curl" "Install libcurl devel"
3798 fi
3799 curl=no
3800 fi
3801 fi # test "$curl"
3802
3803 ##########################################
3804 # glib support probe
3805
3806 glib_req_ver=2.48
3807 glib_modules=gthread-2.0
3808 if test "$modules" = yes; then
3809 glib_modules="$glib_modules gmodule-export-2.0"
3810 fi
3811 if test "$plugins" = yes; then
3812 glib_modules="$glib_modules gmodule-2.0"
3813 fi
3814
3815 # This workaround is required due to a bug in pkg-config file for glib as it
3816 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3817
3818 if test "$static" = yes && test "$mingw32" = yes; then
3819 QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3820 fi
3821
3822 for i in $glib_modules; do
3823 if $pkg_config --atleast-version=$glib_req_ver $i; then
3824 glib_cflags=$($pkg_config --cflags $i)
3825 glib_libs=$($pkg_config --libs $i)
3826 QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3827 LIBS="$glib_libs $LIBS"
3828 else
3829 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3830 fi
3831 done
3832
3833 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
3834 gio=yes
3835 gio_cflags=$($pkg_config --cflags gio-2.0)
3836 gio_libs=$($pkg_config --libs gio-2.0)
3837 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
3838 if [ ! -x "$gdbus_codegen" ]; then
3839 gdbus_codegen=
3840 fi
3841 else
3842 gio=no
3843 fi
3844
3845 if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
3846 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
3847 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
3848 fi
3849
3850 # Sanity check that the current size_t matches the
3851 # size that glib thinks it should be. This catches
3852 # problems on multi-arch where people try to build
3853 # 32-bit QEMU while pointing at 64-bit glib headers
3854 cat > $TMPC <<EOF
3855 #include <glib.h>
3856 #include <unistd.h>
3857
3858 #define QEMU_BUILD_BUG_ON(x) \
3859 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3860
3861 int main(void) {
3862 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3863 return 0;
3864 }
3865 EOF
3866
3867 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3868 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3869 "You probably need to set PKG_CONFIG_LIBDIR"\
3870 "to point to the right pkg-config files for your"\
3871 "build target"
3872 fi
3873
3874 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3875 cat > $TMPC << EOF
3876 #include <glib.h>
3877 int main(void) { return 0; }
3878 EOF
3879 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3880 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3881 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3882 QEMU_CFLAGS="-Wno-unknown-attributes $CFLAGS"
3883 fi
3884 fi
3885
3886 # Silence clang warnings triggered by glib < 2.57.2
3887 cat > $TMPC << EOF
3888 #include <glib.h>
3889 typedef struct Foo {
3890 int i;
3891 } Foo;
3892 static void foo_free(Foo *f)
3893 {
3894 g_free(f);
3895 }
3896 G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free);
3897 int main(void) { return 0; }
3898 EOF
3899 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3900 if cc_has_warning_flag "-Wno-unused-function"; then
3901 glib_cflags="$glib_cflags -Wno-unused-function"
3902 CFLAGS="$CFLAGS -Wno-unused-function"
3903 fi
3904 fi
3905
3906 ##########################################
3907 # SHA command probe for modules
3908 if test "$modules" = yes; then
3909 shacmd_probe="sha1sum sha1 shasum"
3910 for c in $shacmd_probe; do
3911 if has $c; then
3912 shacmd="$c"
3913 break
3914 fi
3915 done
3916 if test "$shacmd" = ""; then
3917 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3918 fi
3919 fi
3920
3921 ##########################################
3922 # libmpathpersist probe
3923
3924 if test "$mpath" != "no" ; then
3925 # probe for the new API
3926 cat > $TMPC <<EOF
3927 #include <libudev.h>
3928 #include <mpath_persist.h>
3929 unsigned mpath_mx_alloc_len = 1024;
3930 int logsink;
3931 static struct config *multipath_conf;
3932 extern struct udev *udev;
3933 extern struct config *get_multipath_config(void);
3934 extern void put_multipath_config(struct config *conf);
3935 struct udev *udev;
3936 struct config *get_multipath_config(void) { return multipath_conf; }
3937 void put_multipath_config(struct config *conf) { }
3938
3939 int main(void) {
3940 udev = udev_new();
3941 multipath_conf = mpath_lib_init();
3942 return 0;
3943 }
3944 EOF
3945 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3946 mpathpersist=yes
3947 mpathpersist_new_api=yes
3948 else
3949 # probe for the old API
3950 cat > $TMPC <<EOF
3951 #include <libudev.h>
3952 #include <mpath_persist.h>
3953 unsigned mpath_mx_alloc_len = 1024;
3954 int logsink;
3955 int main(void) {
3956 struct udev *udev = udev_new();
3957 mpath_lib_init(udev);
3958 return 0;
3959 }
3960 EOF
3961 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3962 mpathpersist=yes
3963 mpathpersist_new_api=no
3964 else
3965 mpathpersist=no
3966 fi
3967 fi
3968 else
3969 mpathpersist=no
3970 fi
3971
3972 ##########################################
3973 # pthread probe
3974 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3975
3976 pthread=no
3977 cat > $TMPC << EOF
3978 #include <pthread.h>
3979 static void *f(void *p) { return NULL; }
3980 int main(void) {
3981 pthread_t thread;
3982 pthread_create(&thread, 0, f, 0);
3983 return 0;
3984 }
3985 EOF
3986 if compile_prog "" "" ; then
3987 pthread=yes
3988 else
3989 for pthread_lib in $PTHREADLIBS_LIST; do
3990 if compile_prog "" "$pthread_lib" ; then
3991 pthread=yes
3992 found=no
3993 for lib_entry in $LIBS; do
3994 if test "$lib_entry" = "$pthread_lib"; then
3995 found=yes
3996 break
3997 fi
3998 done
3999 if test "$found" = "no"; then
4000 LIBS="$pthread_lib $LIBS"
4001 fi
4002 PTHREAD_LIB="$pthread_lib"
4003 break
4004 fi
4005 done
4006 fi
4007
4008 if test "$mingw32" != yes && test "$pthread" = no; then
4009 error_exit "pthread check failed" \
4010 "Make sure to have the pthread libs and headers installed."
4011 fi
4012
4013 # check for pthread_setname_np with thread id
4014 pthread_setname_np_w_tid=no
4015 cat > $TMPC << EOF
4016 #include <pthread.h>
4017
4018 static void *f(void *p) { return NULL; }
4019 int main(void)
4020 {
4021 pthread_t thread;
4022 pthread_create(&thread, 0, f, 0);
4023 pthread_setname_np(thread, "QEMU");
4024 return 0;
4025 }
4026 EOF
4027 if compile_prog "" "$pthread_lib" ; then
4028 pthread_setname_np_w_tid=yes
4029 fi
4030
4031 # check for pthread_setname_np without thread id
4032 pthread_setname_np_wo_tid=no
4033 cat > $TMPC << EOF
4034 #include <pthread.h>
4035
4036 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
4037 int main(void)
4038 {
4039 pthread_t thread;
4040 pthread_create(&thread, 0, f, 0);
4041 return 0;
4042 }
4043 EOF
4044 if compile_prog "" "$pthread_lib" ; then
4045 pthread_setname_np_wo_tid=yes
4046 fi
4047
4048 ##########################################
4049 # rbd probe
4050 if test "$rbd" != "no" ; then
4051 cat > $TMPC <<EOF
4052 #include <stdio.h>
4053 #include <rbd/librbd.h>
4054 int main(void) {
4055 rados_t cluster;
4056 rados_create(&cluster, NULL);
4057 return 0;
4058 }
4059 EOF
4060 rbd_libs="-lrbd -lrados"
4061 if compile_prog "" "$rbd_libs" ; then
4062 rbd=yes
4063 else
4064 if test "$rbd" = "yes" ; then
4065 feature_not_found "rados block device" "Install librbd/ceph devel"
4066 fi
4067 rbd=no
4068 fi
4069 fi
4070
4071 ##########################################
4072 # libssh probe
4073 if test "$libssh" != "no" ; then
4074 if $pkg_config --exists libssh; then
4075 libssh_cflags=$($pkg_config libssh --cflags)
4076 libssh_libs=$($pkg_config libssh --libs)
4077 libssh=yes
4078 else
4079 if test "$libssh" = "yes" ; then
4080 error_exit "libssh required for --enable-libssh"
4081 fi
4082 libssh=no
4083 fi
4084 fi
4085
4086 ##########################################
4087 # Check for libssh 0.8
4088 # This is done like this instead of using the LIBSSH_VERSION_* and
4089 # SSH_VERSION_* macros because some distributions in the past shipped
4090 # snapshots of the future 0.8 from Git, and those snapshots did not
4091 # have updated version numbers (still referring to 0.7.0).
4092
4093 if test "$libssh" = "yes"; then
4094 cat > $TMPC <<EOF
4095 #include <libssh/libssh.h>
4096 int main(void) { return ssh_get_server_publickey(NULL, NULL); }
4097 EOF
4098 if compile_prog "$libssh_cflags" "$libssh_libs"; then
4099 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags"
4100 fi
4101 fi
4102
4103 ##########################################
4104 # linux-aio probe
4105
4106 if test "$linux_aio" != "no" ; then
4107 cat > $TMPC <<EOF
4108 #include <libaio.h>
4109 #include <sys/eventfd.h>
4110 #include <stddef.h>
4111 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
4112 EOF
4113 if compile_prog "" "-laio" ; then
4114 linux_aio=yes
4115 else
4116 if test "$linux_aio" = "yes" ; then
4117 feature_not_found "linux AIO" "Install libaio devel"
4118 fi
4119 linux_aio=no
4120 fi
4121 fi
4122 ##########################################
4123 # linux-io-uring probe
4124
4125 if test "$linux_io_uring" != "no" ; then
4126 if $pkg_config liburing; then
4127 linux_io_uring_cflags=$($pkg_config --cflags liburing)
4128 linux_io_uring_libs=$($pkg_config --libs liburing)
4129 linux_io_uring=yes
4130
4131 # io_uring is used in libqemuutil.a where per-file -libs variables are not
4132 # seen by programs linking the archive. It's not ideal, but just add the
4133 # library dependency globally.
4134 LIBS="$linux_io_uring_libs $LIBS"
4135 else
4136 if test "$linux_io_uring" = "yes" ; then
4137 feature_not_found "linux io_uring" "Install liburing devel"
4138 fi
4139 linux_io_uring=no
4140 fi
4141 fi
4142
4143 ##########################################
4144 # TPM emulation is only on POSIX
4145
4146 if test "$tpm" = ""; then
4147 if test "$mingw32" = "yes"; then
4148 tpm=no
4149 else
4150 tpm=yes
4151 fi
4152 elif test "$tpm" = "yes"; then
4153 if test "$mingw32" = "yes" ; then
4154 error_exit "TPM emulation only available on POSIX systems"
4155 fi
4156 fi
4157
4158 ##########################################
4159 # attr probe
4160
4161 libattr_libs=
4162 if test "$attr" != "no" ; then
4163 cat > $TMPC <<EOF
4164 #include <stdio.h>
4165 #include <sys/types.h>
4166 #ifdef CONFIG_LIBATTR
4167 #include <attr/xattr.h>
4168 #else
4169 #include <sys/xattr.h>
4170 #endif
4171 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
4172 EOF
4173 if compile_prog "" "" ; then
4174 attr=yes
4175 # Older distros have <attr/xattr.h>, and need -lattr:
4176 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
4177 attr=yes
4178 libattr_libs="-lattr"
4179 LIBS="$libattr_libs $LIBS"
4180 libattr=yes
4181 else
4182 if test "$attr" = "yes" ; then
4183 feature_not_found "ATTR" "Install libc6 or libattr devel"
4184 fi
4185 attr=no
4186 fi
4187 fi
4188
4189 ##########################################
4190 # iovec probe
4191 cat > $TMPC <<EOF
4192 #include <sys/types.h>
4193 #include <sys/uio.h>
4194 #include <unistd.h>
4195 int main(void) { return sizeof(struct iovec); }
4196 EOF
4197 iovec=no
4198 if compile_prog "" "" ; then
4199 iovec=yes
4200 fi
4201
4202 ##########################################
4203 # preadv probe
4204 cat > $TMPC <<EOF
4205 #include <sys/types.h>
4206 #include <sys/uio.h>
4207 #include <unistd.h>
4208 int main(void) { return preadv(0, 0, 0, 0); }
4209 EOF
4210 preadv=no
4211 if compile_prog "" "" ; then
4212 preadv=yes
4213 fi
4214
4215 ##########################################
4216 # fdt probe
4217 # fdt support is mandatory for at least some target architectures,
4218 # so insist on it if we're building those system emulators.
4219 fdt_required=no
4220 for target in $target_list; do
4221 case $target in
4222 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu|rx-softmmu)
4223 fdt_required=yes
4224 ;;
4225 esac
4226 done
4227
4228 if test "$fdt_required" = "yes"; then
4229 if test "$fdt" = "no"; then
4230 error_exit "fdt disabled but some requested targets require it." \
4231 "You can turn off fdt only if you also disable all the system emulation" \
4232 "targets which need it (by specifying a cut down --target-list)."
4233 fi
4234 fdt=yes
4235 elif test "$fdt" != "yes" ; then
4236 fdt=no
4237 fi
4238
4239 # fdt is only required when building softmmu targets
4240 if test -z "$fdt" -a "$softmmu" != "yes" ; then
4241 fdt="no"
4242 fi
4243
4244 if test "$fdt" != "no" ; then
4245 fdt_libs="-lfdt"
4246 # explicitly check for libfdt_env.h as it is missing in some stable installs
4247 # and test for required functions to make sure we are on a version >= 1.4.2
4248 cat > $TMPC << EOF
4249 #include <libfdt.h>
4250 #include <libfdt_env.h>
4251 int main(void) { fdt_check_full(NULL, 0); return 0; }
4252 EOF
4253 if compile_prog "" "$fdt_libs" ; then
4254 # system DTC is good - use it
4255 fdt=system
4256 else
4257 # have GIT checkout, so activate dtc submodule
4258 if test -e "${source_path}/.git" ; then
4259 git_submodules="${git_submodules} dtc"
4260 fi
4261 if test -d "${source_path}/dtc/libfdt" || test -e "${source_path}/.git" ; then
4262 fdt=git
4263 mkdir -p dtc
4264 if [ "$pwd_is_source_path" != "y" ] ; then
4265 symlink "$source_path/dtc/Makefile" "dtc/Makefile"
4266 fi
4267 fdt_cflags="-I${source_path}/dtc/libfdt"
4268 fdt_ldflags="-L$PWD/dtc/libfdt"
4269 fdt_libs="$fdt_libs"
4270 elif test "$fdt" = "yes" ; then
4271 # Not a git build & no libfdt found, prompt for system install
4272 error_exit "DTC (libfdt) version >= 1.4.2 not present." \
4273 "Please install the DTC (libfdt) devel package"
4274 else
4275 # don't have and don't want
4276 fdt_libs=
4277 fdt=no
4278 fi
4279 fi
4280 fi
4281
4282 ##########################################
4283 # opengl probe (for sdl2, gtk, milkymist-tmu2)
4284
4285 gbm="no"
4286 if $pkg_config gbm; then
4287 gbm_cflags="$($pkg_config --cflags gbm)"
4288 gbm_libs="$($pkg_config --libs gbm)"
4289 gbm="yes"
4290 fi
4291
4292 if test "$opengl" != "no" ; then
4293 opengl_pkgs="epoxy gbm"
4294 if $pkg_config $opengl_pkgs; then
4295 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)"
4296 opengl_libs="$($pkg_config --libs $opengl_pkgs)"
4297 opengl=yes
4298 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
4299 gtk_gl="yes"
4300 fi
4301 QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
4302 else
4303 if test "$opengl" = "yes" ; then
4304 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
4305 fi
4306 opengl_cflags=""
4307 opengl_libs=""
4308 opengl=no
4309 fi
4310 fi
4311
4312 if test "$opengl" = "yes"; then
4313 cat > $TMPC << EOF
4314 #include <epoxy/egl.h>
4315 #ifndef EGL_MESA_image_dma_buf_export
4316 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
4317 #endif
4318 int main(void) { return 0; }
4319 EOF
4320 if compile_prog "" "" ; then
4321 opengl_dmabuf=yes
4322 fi
4323 fi
4324
4325 if test "$opengl" = "yes" && test "$have_x11" = "yes"; then
4326 for target in $target_list; do
4327 case $target in
4328 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL
4329 need_x11=yes
4330 ;;
4331 esac
4332 done
4333 fi
4334
4335 ##########################################
4336 # libxml2 probe
4337 if test "$libxml2" != "no" ; then
4338 if $pkg_config --exists libxml-2.0; then
4339 libxml2="yes"
4340 libxml2_cflags=$($pkg_config --cflags libxml-2.0)
4341 libxml2_libs=$($pkg_config --libs libxml-2.0)
4342 else
4343 if test "$libxml2" = "yes"; then
4344 feature_not_found "libxml2" "Install libxml2 devel"
4345 fi
4346 libxml2="no"
4347 fi
4348 fi
4349
4350 ##########################################
4351 # glusterfs probe
4352 if test "$glusterfs" != "no" ; then
4353 if $pkg_config --atleast-version=3 glusterfs-api; then
4354 glusterfs="yes"
4355 glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
4356 glusterfs_libs=$($pkg_config --libs glusterfs-api)
4357 if $pkg_config --atleast-version=4 glusterfs-api; then
4358 glusterfs_xlator_opt="yes"
4359 fi
4360 if $pkg_config --atleast-version=5 glusterfs-api; then
4361 glusterfs_discard="yes"
4362 fi
4363 if $pkg_config --atleast-version=6 glusterfs-api; then
4364 glusterfs_fallocate="yes"
4365 glusterfs_zerofill="yes"
4366 fi
4367 cat > $TMPC << EOF
4368 #include <glusterfs/api/glfs.h>
4369
4370 int
4371 main(void)
4372 {
4373 /* new glfs_ftruncate() passes two additional args */
4374 return glfs_ftruncate(NULL, 0, NULL, NULL);
4375 }
4376 EOF
4377 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4378 glusterfs_ftruncate_has_stat="yes"
4379 fi
4380 cat > $TMPC << EOF
4381 #include <glusterfs/api/glfs.h>
4382
4383 /* new glfs_io_cbk() passes two additional glfs_stat structs */
4384 static void
4385 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
4386 {}
4387
4388 int
4389 main(void)
4390 {
4391 glfs_io_cbk iocb = &glusterfs_iocb;
4392 iocb(NULL, 0 , NULL, NULL, NULL);
4393 return 0;
4394 }
4395 EOF
4396 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4397 glusterfs_iocb_has_stat="yes"
4398 fi
4399 else
4400 if test "$glusterfs" = "yes" ; then
4401 feature_not_found "GlusterFS backend support" \
4402 "Install glusterfs-api devel >= 3"
4403 fi
4404 glusterfs="no"
4405 fi
4406 fi
4407
4408 # Check for inotify functions when we are building linux-user
4409 # emulator. This is done because older glibc versions don't
4410 # have syscall stubs for these implemented. In that case we
4411 # don't provide them even if kernel supports them.
4412 #
4413 inotify=no
4414 cat > $TMPC << EOF
4415 #include <sys/inotify.h>
4416
4417 int
4418 main(void)
4419 {
4420 /* try to start inotify */
4421 return inotify_init();
4422 }
4423 EOF
4424 if compile_prog "" "" ; then
4425 inotify=yes
4426 fi
4427
4428 inotify1=no
4429 cat > $TMPC << EOF
4430 #include <sys/inotify.h>
4431
4432 int
4433 main(void)
4434 {
4435 /* try to start inotify */
4436 return inotify_init1(0);
4437 }
4438 EOF
4439 if compile_prog "" "" ; then
4440 inotify1=yes
4441 fi
4442
4443 # check if pipe2 is there
4444 pipe2=no
4445 cat > $TMPC << EOF
4446 #include <unistd.h>
4447 #include <fcntl.h>
4448
4449 int main(void)
4450 {
4451 int pipefd[2];
4452 return pipe2(pipefd, O_CLOEXEC);
4453 }
4454 EOF
4455 if compile_prog "" "" ; then
4456 pipe2=yes
4457 fi
4458
4459 # check if accept4 is there
4460 accept4=no
4461 cat > $TMPC << EOF
4462 #include <sys/socket.h>
4463 #include <stddef.h>
4464
4465 int main(void)
4466 {
4467 accept4(0, NULL, NULL, SOCK_CLOEXEC);
4468 return 0;
4469 }
4470 EOF
4471 if compile_prog "" "" ; then
4472 accept4=yes
4473 fi
4474
4475 # check if tee/splice is there. vmsplice was added same time.
4476 splice=no
4477 cat > $TMPC << EOF
4478 #include <unistd.h>
4479 #include <fcntl.h>
4480 #include <limits.h>
4481
4482 int main(void)
4483 {
4484 int len, fd = 0;
4485 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
4486 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
4487 return 0;
4488 }
4489 EOF
4490 if compile_prog "" "" ; then
4491 splice=yes
4492 fi
4493
4494 ##########################################
4495 # libnuma probe
4496
4497 if test "$numa" != "no" ; then
4498 cat > $TMPC << EOF
4499 #include <numa.h>
4500 int main(void) { return numa_available(); }
4501 EOF
4502
4503 if compile_prog "" "-lnuma" ; then
4504 numa=yes
4505 numa_libs="-lnuma"
4506 else
4507 if test "$numa" = "yes" ; then
4508 feature_not_found "numa" "install numactl devel"
4509 fi
4510 numa=no
4511 fi
4512 fi
4513
4514 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
4515 echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
4516 exit 1
4517 fi
4518
4519 # Even if malloc_trim() is available, these non-libc memory allocators
4520 # do not support it.
4521 if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then
4522 if test "$malloc_trim" = "yes" ; then
4523 echo "Disabling malloc_trim with non-libc memory allocator"
4524 fi
4525 malloc_trim="no"
4526 fi
4527
4528 #######################################
4529 # malloc_trim
4530
4531 if test "$malloc_trim" != "no" ; then
4532 cat > $TMPC << EOF
4533 #include <malloc.h>
4534 int main(void) { malloc_trim(0); return 0; }
4535 EOF
4536 if compile_prog "" "" ; then
4537 malloc_trim="yes"
4538 else
4539 malloc_trim="no"
4540 fi
4541 fi
4542
4543 ##########################################
4544 # tcmalloc probe
4545
4546 if test "$tcmalloc" = "yes" ; then
4547 cat > $TMPC << EOF
4548 #include <stdlib.h>
4549 int main(void) {
4550 void *tmp = malloc(1);
4551 if (tmp != NULL) {
4552 return 0;
4553 }
4554 return 1;
4555 }
4556 EOF
4557
4558 if compile_prog "" "-ltcmalloc" ; then
4559 LIBS="-ltcmalloc $LIBS"
4560 else
4561 feature_not_found "tcmalloc" "install gperftools devel"
4562 fi
4563 fi
4564
4565 ##########################################
4566 # jemalloc probe
4567
4568 if test "$jemalloc" = "yes" ; then
4569 cat > $TMPC << EOF
4570 #include <stdlib.h>
4571 int main(void) {
4572 void *tmp = malloc(1);
4573 if (tmp != NULL) {
4574 return 0;
4575 }
4576 return 1;
4577 }
4578 EOF
4579
4580 if compile_prog "" "-ljemalloc" ; then
4581 LIBS="-ljemalloc $LIBS"
4582 else
4583 feature_not_found "jemalloc" "install jemalloc devel"
4584 fi
4585 fi
4586
4587 ##########################################
4588 # signalfd probe
4589 signalfd="no"
4590 cat > $TMPC << EOF
4591 #include <unistd.h>
4592 #include <sys/syscall.h>
4593 #include <signal.h>
4594 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
4595 EOF
4596
4597 if compile_prog "" "" ; then
4598 signalfd=yes
4599 fi
4600
4601 # check if optreset global is declared by <getopt.h>
4602 optreset="no"
4603 cat > $TMPC << EOF
4604 #include <getopt.h>
4605 int main(void) { return optreset; }
4606 EOF
4607
4608 if compile_prog "" "" ; then
4609 optreset=yes
4610 fi
4611
4612 # check if eventfd is supported
4613 eventfd=no
4614 cat > $TMPC << EOF
4615 #include <sys/eventfd.h>
4616
4617 int main(void)
4618 {
4619 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
4620 }
4621 EOF
4622 if compile_prog "" "" ; then
4623 eventfd=yes
4624 fi
4625
4626 # check if memfd is supported
4627 memfd=no
4628 cat > $TMPC << EOF
4629 #include <sys/mman.h>
4630
4631 int main(void)
4632 {
4633 return memfd_create("foo", MFD_ALLOW_SEALING);
4634 }
4635 EOF
4636 if compile_prog "" "" ; then
4637 memfd=yes
4638 fi
4639
4640 # check for usbfs
4641 have_usbfs=no
4642 if test "$linux_user" = "yes"; then
4643 cat > $TMPC << EOF
4644 #include <linux/usbdevice_fs.h>
4645
4646 #ifndef USBDEVFS_GET_CAPABILITIES
4647 #error "USBDEVFS_GET_CAPABILITIES undefined"
4648 #endif
4649
4650 #ifndef USBDEVFS_DISCONNECT_CLAIM
4651 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
4652 #endif
4653
4654 int main(void)
4655 {
4656 return 0;
4657 }
4658 EOF
4659 if compile_prog "" ""; then
4660 have_usbfs=yes
4661 fi
4662 fi
4663
4664 # check for fallocate
4665 fallocate=no
4666 cat > $TMPC << EOF
4667 #include <fcntl.h>
4668
4669 int main(void)
4670 {
4671 fallocate(0, 0, 0, 0);
4672 return 0;
4673 }
4674 EOF
4675 if compile_prog "" "" ; then
4676 fallocate=yes
4677 fi
4678
4679 # check for fallocate hole punching
4680 fallocate_punch_hole=no
4681 cat > $TMPC << EOF
4682 #include <fcntl.h>
4683 #include <linux/falloc.h>
4684
4685 int main(void)
4686 {
4687 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
4688 return 0;
4689 }
4690 EOF
4691 if compile_prog "" "" ; then
4692 fallocate_punch_hole=yes
4693 fi
4694
4695 # check that fallocate supports range zeroing inside the file
4696 fallocate_zero_range=no
4697 cat > $TMPC << EOF
4698 #include <fcntl.h>
4699 #include <linux/falloc.h>
4700
4701 int main(void)
4702 {
4703 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
4704 return 0;
4705 }
4706 EOF
4707 if compile_prog "" "" ; then
4708 fallocate_zero_range=yes
4709 fi
4710
4711 # check for posix_fallocate
4712 posix_fallocate=no
4713 cat > $TMPC << EOF
4714 #include <fcntl.h>
4715
4716 int main(void)
4717 {
4718 posix_fallocate(0, 0, 0);
4719 return 0;
4720 }
4721 EOF
4722 if compile_prog "" "" ; then
4723 posix_fallocate=yes
4724 fi
4725
4726 # check for sync_file_range
4727 sync_file_range=no
4728 cat > $TMPC << EOF
4729 #include <fcntl.h>
4730
4731 int main(void)
4732 {
4733 sync_file_range(0, 0, 0, 0);
4734 return 0;
4735 }
4736 EOF
4737 if compile_prog "" "" ; then
4738 sync_file_range=yes
4739 fi
4740
4741 # check for linux/fiemap.h and FS_IOC_FIEMAP
4742 fiemap=no
4743 cat > $TMPC << EOF
4744 #include <sys/ioctl.h>
4745 #include <linux/fs.h>
4746 #include <linux/fiemap.h>
4747
4748 int main(void)
4749 {
4750 ioctl(0, FS_IOC_FIEMAP, 0);
4751 return 0;
4752 }
4753 EOF
4754 if compile_prog "" "" ; then
4755 fiemap=yes
4756 fi
4757
4758 # check for dup3
4759 dup3=no
4760 cat > $TMPC << EOF
4761 #include <unistd.h>
4762
4763 int main(void)
4764 {
4765 dup3(0, 0, 0);
4766 return 0;
4767 }
4768 EOF
4769 if compile_prog "" "" ; then
4770 dup3=yes
4771 fi
4772
4773 # check for ppoll support
4774 ppoll=no
4775 cat > $TMPC << EOF
4776 #include <poll.h>
4777
4778 int main(void)
4779 {
4780 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
4781 ppoll(&pfd, 1, 0, 0);
4782 return 0;
4783 }
4784 EOF
4785 if compile_prog "" "" ; then
4786 ppoll=yes
4787 fi
4788
4789 # check for prctl(PR_SET_TIMERSLACK , ... ) support
4790 prctl_pr_set_timerslack=no
4791 cat > $TMPC << EOF
4792 #include <sys/prctl.h>
4793
4794 int main(void)
4795 {
4796 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4797 return 0;
4798 }
4799 EOF
4800 if compile_prog "" "" ; then
4801 prctl_pr_set_timerslack=yes
4802 fi
4803
4804 # check for epoll support
4805 epoll=no
4806 cat > $TMPC << EOF
4807 #include <sys/epoll.h>
4808
4809 int main(void)
4810 {
4811 epoll_create(0);
4812 return 0;
4813 }
4814 EOF
4815 if compile_prog "" "" ; then
4816 epoll=yes
4817 fi
4818
4819 # epoll_create1 is a later addition
4820 # so we must check separately for its presence
4821 epoll_create1=no
4822 cat > $TMPC << EOF
4823 #include <sys/epoll.h>
4824
4825 int main(void)
4826 {
4827 /* Note that we use epoll_create1 as a value, not as
4828 * a function being called. This is necessary so that on
4829 * old SPARC glibc versions where the function was present in
4830 * the library but not declared in the header file we will
4831 * fail the configure check. (Otherwise we will get a compiler
4832 * warning but not an error, and will proceed to fail the
4833 * qemu compile where we compile with -Werror.)
4834 */
4835 return (int)(uintptr_t)&epoll_create1;
4836 }
4837 EOF
4838 if compile_prog "" "" ; then
4839 epoll_create1=yes
4840 fi
4841
4842 # check for sendfile support
4843 sendfile=no
4844 cat > $TMPC << EOF
4845 #include <sys/sendfile.h>
4846
4847 int main(void)
4848 {
4849 return sendfile(0, 0, 0, 0);
4850 }
4851 EOF
4852 if compile_prog "" "" ; then
4853 sendfile=yes
4854 fi
4855
4856 # check for timerfd support (glibc 2.8 and newer)
4857 timerfd=no
4858 cat > $TMPC << EOF
4859 #include <sys/timerfd.h>
4860
4861 int main(void)
4862 {
4863 return(timerfd_create(CLOCK_REALTIME, 0));
4864 }
4865 EOF
4866 if compile_prog "" "" ; then
4867 timerfd=yes
4868 fi
4869
4870 # check for setns and unshare support
4871 setns=no
4872 cat > $TMPC << EOF
4873 #include <sched.h>
4874
4875 int main(void)
4876 {
4877 int ret;
4878 ret = setns(0, 0);
4879 ret = unshare(0);
4880 return ret;
4881 }
4882 EOF
4883 if compile_prog "" "" ; then
4884 setns=yes
4885 fi
4886
4887 # clock_adjtime probe
4888 clock_adjtime=no
4889 cat > $TMPC <<EOF
4890 #include <time.h>
4891
4892 int main(void)
4893 {
4894 return clock_adjtime(0, 0);
4895 }
4896 EOF
4897 clock_adjtime=no
4898 if compile_prog "" "" ; then
4899 clock_adjtime=yes
4900 fi
4901
4902 # syncfs probe
4903 syncfs=no
4904 cat > $TMPC <<EOF
4905 #include <unistd.h>
4906
4907 int main(void)
4908 {
4909 return syncfs(0);
4910 }
4911 EOF
4912 syncfs=no
4913 if compile_prog "" "" ; then
4914 syncfs=yes
4915 fi
4916
4917 # check for kcov support (kernel must be 4.4+, compiled with certain options)
4918 kcov=no
4919 if check_include sys/kcov.h ; then
4920 kcov=yes
4921 fi
4922
4923 # If we're making warnings fatal, apply this to Sphinx runs as well
4924 sphinx_werror=""
4925 if test "$werror" = "yes"; then
4926 sphinx_werror="-W"
4927 fi
4928
4929 # Check we have a new enough version of sphinx-build
4930 has_sphinx_build() {
4931 # This is a bit awkward but works: create a trivial document and
4932 # try to run it with our configuration file (which enforces a
4933 # version requirement). This will fail if either
4934 # sphinx-build doesn't exist at all or if it is too old.
4935 mkdir -p "$TMPDIR1/sphinx"
4936 touch "$TMPDIR1/sphinx/index.rst"
4937 "$sphinx_build" $sphinx_werror -c "$source_path/docs" \
4938 -b html "$TMPDIR1/sphinx" \
4939 "$TMPDIR1/sphinx/out" >> config.log 2>&1
4940 }
4941
4942 # Check if tools are available to build documentation.
4943 if test "$docs" != "no" ; then
4944 if has_sphinx_build; then
4945 sphinx_ok=yes
4946 else
4947 sphinx_ok=no
4948 fi
4949 if has makeinfo && has pod2man && test "$sphinx_ok" = "yes"; then
4950 docs=yes
4951 else
4952 if test "$docs" = "yes" ; then
4953 if has $sphinx_build && test "$sphinx_ok" != "yes"; then
4954 echo "Warning: $sphinx_build exists but it is either too old or uses too old a Python version" >&2
4955 fi
4956 feature_not_found "docs" "Install texinfo, Perl/perl-podlators and a Python 3 version of python-sphinx"
4957 fi
4958 docs=no
4959 fi
4960 fi
4961
4962 # Search for bswap_32 function
4963 byteswap_h=no
4964 cat > $TMPC << EOF
4965 #include <byteswap.h>
4966 int main(void) { return bswap_32(0); }
4967 EOF
4968 if compile_prog "" "" ; then
4969 byteswap_h=yes
4970 fi
4971
4972 # Search for bswap32 function
4973 bswap_h=no
4974 cat > $TMPC << EOF
4975 #include <sys/endian.h>
4976 #include <sys/types.h>
4977 #include <machine/bswap.h>
4978 int main(void) { return bswap32(0); }
4979 EOF
4980 if compile_prog "" "" ; then
4981 bswap_h=yes
4982 fi
4983
4984 ##########################################
4985 # Do we have libiscsi >= 1.9.0
4986 if test "$libiscsi" != "no" ; then
4987 if $pkg_config --atleast-version=1.9.0 libiscsi; then
4988 libiscsi="yes"
4989 libiscsi_cflags=$($pkg_config --cflags libiscsi)
4990 libiscsi_libs=$($pkg_config --libs libiscsi)
4991 else
4992 if test "$libiscsi" = "yes" ; then
4993 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
4994 fi
4995 libiscsi="no"
4996 fi
4997 fi
4998
4999 ##########################################
5000 # Do we need libm
5001 cat > $TMPC << EOF
5002 #include <math.h>
5003 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
5004 EOF
5005 if compile_prog "" "" ; then
5006 :
5007 elif compile_prog "" "-lm" ; then
5008 LIBS="-lm $LIBS"
5009 else
5010 error_exit "libm check failed"
5011 fi
5012
5013 ##########################################
5014 # Do we need librt
5015 # uClibc provides 2 versions of clock_gettime(), one with realtime
5016 # support and one without. This means that the clock_gettime() don't
5017 # need -lrt. We still need it for timer_create() so we check for this
5018 # function in addition.
5019 cat > $TMPC <<EOF
5020 #include <signal.h>
5021 #include <time.h>
5022 int main(void) {
5023 timer_create(CLOCK_REALTIME, NULL, NULL);
5024 return clock_gettime(CLOCK_REALTIME, NULL);
5025 }
5026 EOF
5027
5028 if compile_prog "" "" ; then
5029 :
5030 # we need pthread for static linking. use previous pthread test result
5031 elif compile_prog "" "$pthread_lib -lrt" ; then
5032 LIBS="$LIBS -lrt"
5033 fi
5034
5035 # Check whether we need to link libutil for openpty()
5036 cat > $TMPC << EOF
5037 extern int openpty(int *am, int *as, char *name, void *termp, void *winp);
5038 int main(void) { return openpty(0, 0, 0, 0, 0); }
5039 EOF
5040
5041 have_openpty="no"
5042 if compile_prog "" "" ; then
5043 have_openpty="yes"
5044 else
5045 if compile_prog "" "-lutil" ; then
5046 libs_tools="-lutil $libs_tools"
5047 have_openpty="yes"
5048 fi
5049 fi
5050
5051 ##########################################
5052 # spice probe
5053 if test "$spice" != "no" ; then
5054 cat > $TMPC << EOF
5055 #include <spice.h>
5056 int main(void) { spice_server_new(); return 0; }
5057 EOF
5058 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
5059 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
5060 if $pkg_config --atleast-version=0.12.5 spice-server && \
5061 $pkg_config --atleast-version=0.12.3 spice-protocol && \
5062 compile_prog "$spice_cflags" "$spice_libs" ; then
5063 spice="yes"
5064 QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
5065 else
5066 if test "$spice" = "yes" ; then
5067 feature_not_found "spice" \
5068 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel"
5069 fi
5070 spice="no"
5071 fi
5072 fi
5073
5074 # check for smartcard support
5075 if test "$smartcard" != "no"; then
5076 if $pkg_config --atleast-version=2.5.1 libcacard; then
5077 libcacard_cflags=$($pkg_config --cflags libcacard)
5078 libcacard_libs=$($pkg_config --libs libcacard)
5079 smartcard="yes"
5080 else
5081 if test "$smartcard" = "yes"; then
5082 feature_not_found "smartcard" "Install libcacard devel"
5083 fi
5084 smartcard="no"
5085 fi
5086 fi
5087
5088 # check for libusb
5089 if test "$libusb" != "no" ; then
5090 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
5091 libusb="yes"
5092 libusb_cflags=$($pkg_config --cflags libusb-1.0)
5093 libusb_libs=$($pkg_config --libs libusb-1.0)
5094 else
5095 if test "$libusb" = "yes"; then
5096 feature_not_found "libusb" "Install libusb devel >= 1.0.13"
5097 fi
5098 libusb="no"
5099 fi
5100 fi
5101
5102 # check for usbredirparser for usb network redirection support
5103 if test "$usb_redir" != "no" ; then
5104 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
5105 usb_redir="yes"
5106 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
5107 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
5108 else
5109 if test "$usb_redir" = "yes"; then
5110 feature_not_found "usb-redir" "Install usbredir devel"
5111 fi
5112 usb_redir="no"
5113 fi
5114 fi
5115
5116 ##########################################
5117 # check if we have VSS SDK headers for win
5118
5119 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5120 test "$vss_win32_sdk" != "no" ; then
5121 case "$vss_win32_sdk" in
5122 "") vss_win32_include="-isystem $source_path" ;;
5123 *\ *) # The SDK is installed in "Program Files" by default, but we cannot
5124 # handle path with spaces. So we symlink the headers into ".sdk/vss".
5125 vss_win32_include="-isystem $source_path/.sdk/vss"
5126 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
5127 ;;
5128 *) vss_win32_include="-isystem $vss_win32_sdk"
5129 esac
5130 cat > $TMPC << EOF
5131 #define __MIDL_user_allocate_free_DEFINED__
5132 #include <inc/win2003/vss.h>
5133 int main(void) { return VSS_CTX_BACKUP; }
5134 EOF
5135 if compile_prog "$vss_win32_include" "" ; then
5136 guest_agent_with_vss="yes"
5137 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
5138 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
5139 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
5140 else
5141 if test "$vss_win32_sdk" != "" ; then
5142 echo "ERROR: Please download and install Microsoft VSS SDK:"
5143 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490"
5144 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
5145 echo "ERROR: scripts/extract-vsssdk-headers setup.exe"
5146 echo "ERROR: The headers are extracted in the directory \`inc'."
5147 feature_not_found "VSS support"
5148 fi
5149 guest_agent_with_vss="no"
5150 fi
5151 fi
5152
5153 ##########################################
5154 # lookup Windows platform SDK (if not specified)
5155 # The SDK is needed only to build .tlb (type library) file of guest agent
5156 # VSS provider from the source. It is usually unnecessary because the
5157 # pre-compiled .tlb file is included.
5158
5159 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5160 test "$guest_agent_with_vss" = "yes" ; then
5161 if test -z "$win_sdk"; then
5162 programfiles="$PROGRAMFILES"
5163 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
5164 if test -n "$programfiles"; then
5165 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
5166 else
5167 feature_not_found "Windows SDK"
5168 fi
5169 elif test "$win_sdk" = "no"; then
5170 win_sdk=""
5171 fi
5172 fi
5173
5174 ##########################################
5175 # check if mingw environment provides a recent ntddscsi.h
5176 if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then
5177 cat > $TMPC << EOF
5178 #include <windows.h>
5179 #include <ntddscsi.h>
5180 int main(void) {
5181 #if !defined(IOCTL_SCSI_GET_ADDRESS)
5182 #error Missing required ioctl definitions
5183 #endif
5184 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
5185 return addr.Lun;
5186 }
5187 EOF
5188 if compile_prog "" "" ; then
5189 guest_agent_ntddscsi=yes
5190 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga"
5191 fi
5192 fi
5193
5194 ##########################################
5195 # virgl renderer probe
5196
5197 if test "$virglrenderer" != "no" ; then
5198 cat > $TMPC << EOF
5199 #include <virglrenderer.h>
5200 int main(void) { virgl_renderer_poll(); return 0; }
5201 EOF
5202 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
5203 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
5204 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null)
5205 if $pkg_config virglrenderer >/dev/null 2>&1 && \
5206 compile_prog "$virgl_cflags" "$virgl_libs" ; then
5207 virglrenderer="yes"
5208 else
5209 if test "$virglrenderer" = "yes" ; then
5210 feature_not_found "virglrenderer"
5211 fi
5212 virglrenderer="no"
5213 fi
5214 fi
5215
5216 ##########################################
5217 # capstone
5218
5219 case "$capstone" in
5220 "" | yes)
5221 if $pkg_config capstone; then
5222 capstone=system
5223 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
5224 capstone=git
5225 elif test -e "${source_path}/capstone/Makefile" ; then
5226 capstone=internal
5227 elif test -z "$capstone" ; then
5228 capstone=no
5229 else
5230 feature_not_found "capstone" "Install capstone devel or git submodule"
5231 fi
5232 ;;
5233
5234 system)
5235 if ! $pkg_config capstone; then
5236 feature_not_found "capstone" "Install capstone devel"
5237 fi
5238 ;;
5239 esac
5240
5241 case "$capstone" in
5242 git | internal)
5243 if test "$capstone" = git; then
5244 git_submodules="${git_submodules} capstone"
5245 fi
5246 mkdir -p capstone
5247 QEMU_CFLAGS="$QEMU_CFLAGS -I${source_path}/capstone/include"
5248 if test "$mingw32" = "yes"; then
5249 LIBCAPSTONE=capstone.lib
5250 else
5251 LIBCAPSTONE=libcapstone.a
5252 fi
5253 capstone_libs="-L$PWD/capstone -lcapstone"
5254 capstone_cflags="-I${source_path}/capstone/include"
5255 ;;
5256
5257 system)
5258 capstone_libs="$($pkg_config --libs capstone)"
5259 capstone_cflags="$($pkg_config --cflags capstone)"
5260 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags capstone)"
5261 ;;
5262
5263 no)
5264 ;;
5265 *)
5266 error_exit "Unknown state for capstone: $capstone"
5267 ;;
5268 esac
5269
5270 ##########################################
5271 # check if we have fdatasync
5272
5273 fdatasync=no
5274 cat > $TMPC << EOF
5275 #include <unistd.h>
5276 int main(void) {
5277 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
5278 return fdatasync(0);
5279 #else
5280 #error Not supported
5281 #endif
5282 }
5283 EOF
5284 if compile_prog "" "" ; then
5285 fdatasync=yes
5286 fi
5287
5288 ##########################################
5289 # check if we have madvise
5290
5291 madvise=no
5292 cat > $TMPC << EOF
5293 #include <sys/types.h>
5294 #include <sys/mman.h>
5295 #include <stddef.h>
5296 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
5297 EOF
5298 if compile_prog "" "" ; then
5299 madvise=yes
5300 fi
5301
5302 ##########################################
5303 # check if we have posix_madvise
5304
5305 posix_madvise=no
5306 cat > $TMPC << EOF
5307 #include <sys/mman.h>
5308 #include <stddef.h>
5309 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
5310 EOF
5311 if compile_prog "" "" ; then
5312 posix_madvise=yes
5313 fi
5314
5315 ##########################################
5316 # check if we have posix_memalign()
5317
5318 posix_memalign=no
5319 cat > $TMPC << EOF
5320 #include <stdlib.h>
5321 int main(void) {
5322 void *p;
5323 return posix_memalign(&p, 8, 8);
5324 }
5325 EOF
5326 if compile_prog "" "" ; then
5327 posix_memalign=yes
5328 fi
5329
5330 ##########################################
5331 # check if we have posix_syslog
5332
5333 posix_syslog=no
5334 cat > $TMPC << EOF
5335 #include <syslog.h>
5336 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
5337 EOF
5338 if compile_prog "" "" ; then
5339 posix_syslog=yes
5340 fi
5341
5342 ##########################################
5343 # check if we have sem_timedwait
5344
5345 sem_timedwait=no
5346 cat > $TMPC << EOF
5347 #include <semaphore.h>
5348 int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); }
5349 EOF
5350 if compile_prog "" "" ; then
5351 sem_timedwait=yes
5352 fi
5353
5354 ##########################################
5355 # check if we have strchrnul
5356
5357 strchrnul=no
5358 cat > $TMPC << EOF
5359 #include <string.h>
5360 int main(void);
5361 // Use a haystack that the compiler shouldn't be able to constant fold
5362 char *haystack = (char*)&main;
5363 int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; }
5364 EOF
5365 if compile_prog "" "" ; then
5366 strchrnul=yes
5367 fi
5368
5369 #########################################
5370 # check if we have st_atim
5371
5372 st_atim=no
5373 cat > $TMPC << EOF
5374 #include <sys/stat.h>
5375 #include <stddef.h>
5376 int main(void) { return offsetof(struct stat, st_atim); }
5377 EOF
5378 if compile_prog "" "" ; then
5379 st_atim=yes
5380 fi
5381
5382 ##########################################
5383 # check if trace backend exists
5384
5385 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null
5386 if test "$?" -ne 0 ; then
5387 error_exit "invalid trace backends" \
5388 "Please choose supported trace backends."
5389 fi
5390
5391 ##########################################
5392 # For 'ust' backend, test if ust headers are present
5393 if have_backend "ust"; then
5394 cat > $TMPC << EOF
5395 #include <lttng/tracepoint.h>
5396 int main(void) { return 0; }
5397 EOF
5398 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
5399 if $pkg_config lttng-ust --exists; then
5400 lttng_ust_libs=$($pkg_config --libs lttng-ust)
5401 else
5402 lttng_ust_libs="-llttng-ust -ldl"
5403 fi
5404 if $pkg_config liburcu-bp --exists; then
5405 urcu_bp_libs=$($pkg_config --libs liburcu-bp)
5406 else
5407 urcu_bp_libs="-lurcu-bp"
5408 fi
5409
5410 LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
5411 else
5412 error_exit "Trace backend 'ust' missing lttng-ust header files"
5413 fi
5414 fi
5415
5416 ##########################################
5417 # For 'dtrace' backend, test if 'dtrace' command is present
5418 if have_backend "dtrace"; then
5419 if ! has 'dtrace' ; then
5420 error_exit "dtrace command is not found in PATH $PATH"
5421 fi
5422 trace_backend_stap="no"
5423 if has 'stap' ; then
5424 trace_backend_stap="yes"
5425 fi
5426 fi
5427
5428 ##########################################
5429 # check and set a backend for coroutine
5430
5431 # We prefer ucontext, but it's not always possible. The fallback
5432 # is sigcontext. On Windows the only valid backend is the Windows
5433 # specific one.
5434
5435 ucontext_works=no
5436 if test "$darwin" != "yes"; then
5437 cat > $TMPC << EOF
5438 #include <ucontext.h>
5439 #ifdef __stub_makecontext
5440 #error Ignoring glibc stub makecontext which will always fail
5441 #endif
5442 int main(void) { makecontext(0, 0, 0); return 0; }
5443 EOF
5444 if compile_prog "" "" ; then
5445 ucontext_works=yes
5446 fi
5447 fi
5448
5449 if test "$coroutine" = ""; then
5450 if test "$mingw32" = "yes"; then
5451 coroutine=win32
5452 elif test "$ucontext_works" = "yes"; then
5453 coroutine=ucontext
5454 else
5455 coroutine=sigaltstack
5456 fi
5457 else
5458 case $coroutine in
5459 windows)
5460 if test "$mingw32" != "yes"; then
5461 error_exit "'windows' coroutine backend only valid for Windows"
5462 fi
5463 # Unfortunately the user visible backend name doesn't match the
5464 # coroutine-*.c filename for this case, so we have to adjust it here.
5465 coroutine=win32
5466 ;;
5467 ucontext)
5468 if test "$ucontext_works" != "yes"; then
5469 feature_not_found "ucontext"
5470 fi
5471 ;;
5472 sigaltstack)
5473 if test "$mingw32" = "yes"; then
5474 error_exit "only the 'windows' coroutine backend is valid for Windows"
5475 fi
5476 ;;
5477 *)
5478 error_exit "unknown coroutine backend $coroutine"
5479 ;;
5480 esac
5481 fi
5482
5483 if test "$coroutine_pool" = ""; then
5484 coroutine_pool=yes
5485 fi
5486
5487 if test "$debug_stack_usage" = "yes"; then
5488 if test "$coroutine_pool" = "yes"; then
5489 echo "WARN: disabling coroutine pool for stack usage debugging"
5490 coroutine_pool=no
5491 fi
5492 fi
5493
5494 ##################################################
5495 # SafeStack
5496
5497
5498 if test "$safe_stack" = "yes"; then
5499 cat > $TMPC << EOF
5500 int main(int argc, char *argv[])
5501 {
5502 #if ! __has_feature(safe_stack)
5503 #error SafeStack Disabled
5504 #endif
5505 return 0;
5506 }
5507 EOF
5508 flag="-fsanitize=safe-stack"
5509 # Check that safe-stack is supported and enabled.
5510 if compile_prog "-Werror $flag" "$flag"; then
5511 # Flag needed both at compilation and at linking
5512 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
5513 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
5514 else
5515 error_exit "SafeStack not supported by your compiler"
5516 fi
5517 if test "$coroutine" != "ucontext"; then
5518 error_exit "SafeStack is only supported by the coroutine backend ucontext"
5519 fi
5520 else
5521 cat > $TMPC << EOF
5522 int main(int argc, char *argv[])
5523 {
5524 #if defined(__has_feature)
5525 #if __has_feature(safe_stack)
5526 #error SafeStack Enabled
5527 #endif
5528 #endif
5529 return 0;
5530 }
5531 EOF
5532 if test "$safe_stack" = "no"; then
5533 # Make sure that safe-stack is disabled
5534 if ! compile_prog "-Werror" ""; then
5535 # SafeStack was already enabled, try to explicitly remove the feature
5536 flag="-fno-sanitize=safe-stack"
5537 if ! compile_prog "-Werror $flag" "$flag"; then
5538 error_exit "Configure cannot disable SafeStack"
5539 fi
5540 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
5541 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
5542 fi
5543 else # "$safe_stack" = ""
5544 # Set safe_stack to yes or no based on pre-existing flags
5545 if compile_prog "-Werror" ""; then
5546 safe_stack="no"
5547 else
5548 safe_stack="yes"
5549 if test "$coroutine" != "ucontext"; then
5550 error_exit "SafeStack is only supported by the coroutine backend ucontext"
5551 fi
5552 fi
5553 fi
5554 fi
5555
5556 ##########################################
5557 # check if we have open_by_handle_at
5558
5559 open_by_handle_at=no
5560 cat > $TMPC << EOF
5561 #include <fcntl.h>
5562 #if !defined(AT_EMPTY_PATH)
5563 # error missing definition
5564 #else
5565 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
5566 #endif
5567 EOF
5568 if compile_prog "" "" ; then
5569 open_by_handle_at=yes
5570 fi
5571
5572 ########################################
5573 # check if we have linux/magic.h
5574
5575 linux_magic_h=no
5576 cat > $TMPC << EOF
5577 #include <linux/magic.h>
5578 int main(void) {
5579 return 0;
5580 }
5581 EOF
5582 if compile_prog "" "" ; then
5583 linux_magic_h=yes
5584 fi
5585
5586 ########################################
5587 # check if we have valgrind/valgrind.h
5588
5589 valgrind_h=no
5590 cat > $TMPC << EOF
5591 #include <valgrind/valgrind.h>
5592 int main(void) {
5593 return 0;
5594 }
5595 EOF
5596 if compile_prog "" "" ; then
5597 valgrind_h=yes
5598 fi
5599
5600 ########################################
5601 # check if environ is declared
5602
5603 has_environ=no
5604 cat > $TMPC << EOF
5605 #include <unistd.h>
5606 int main(void) {
5607 environ = 0;
5608 return 0;
5609 }
5610 EOF
5611 if compile_prog "" "" ; then
5612 has_environ=yes
5613 fi
5614
5615 ########################################
5616 # check if cpuid.h is usable.
5617
5618 cat > $TMPC << EOF
5619 #include <cpuid.h>
5620 int main(void) {
5621 unsigned a, b, c, d;
5622 int max = __get_cpuid_max(0, 0);
5623
5624 if (max >= 1) {
5625 __cpuid(1, a, b, c, d);
5626 }
5627
5628 if (max >= 7) {
5629 __cpuid_count(7, 0, a, b, c, d);
5630 }
5631
5632 return 0;
5633 }
5634 EOF
5635 if compile_prog "" "" ; then
5636 cpuid_h=yes
5637 fi
5638
5639 ##########################################
5640 # avx2 optimization requirement check
5641 #
5642 # There is no point enabling this if cpuid.h is not usable,
5643 # since we won't be able to select the new routines.
5644
5645 if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then
5646 cat > $TMPC << EOF
5647 #pragma GCC push_options
5648 #pragma GCC target("avx2")
5649 #include <cpuid.h>
5650 #include <immintrin.h>
5651 static int bar(void *a) {
5652 __m256i x = *(__m256i *)a;
5653 return _mm256_testz_si256(x, x);
5654 }
5655 int main(int argc, char *argv[]) { return bar(argv[0]); }
5656 EOF
5657 if compile_object "" ; then
5658 avx2_opt="yes"
5659 else
5660 avx2_opt="no"
5661 fi
5662 fi
5663
5664 ##########################################
5665 # avx512f optimization requirement check
5666 #
5667 # There is no point enabling this if cpuid.h is not usable,
5668 # since we won't be able to select the new routines.
5669 # by default, it is turned off.
5670 # if user explicitly want to enable it, check environment
5671
5672 if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then
5673 cat > $TMPC << EOF
5674 #pragma GCC push_options
5675 #pragma GCC target("avx512f")
5676 #include <cpuid.h>
5677 #include <immintrin.h>
5678 static int bar(void *a) {
5679 __m512i x = *(__m512i *)a;
5680 return _mm512_test_epi64_mask(x, x);
5681 }
5682 int main(int argc, char *argv[])
5683 {
5684 return bar(argv[0]);
5685 }
5686 EOF
5687 if ! compile_object "" ; then
5688 avx512f_opt="no"
5689 fi
5690 else
5691 avx512f_opt="no"
5692 fi
5693
5694 ########################################
5695 # check if __[u]int128_t is usable.
5696
5697 int128=no
5698 cat > $TMPC << EOF
5699 __int128_t a;
5700 __uint128_t b;
5701 int main (void) {
5702 a = a + b;
5703 b = a * b;
5704 a = a * a;
5705 return 0;
5706 }
5707 EOF
5708 if compile_prog "" "" ; then
5709 int128=yes
5710 fi
5711
5712 #########################################
5713 # See if 128-bit atomic operations are supported.
5714
5715 atomic128=no
5716 if test "$int128" = "yes"; then
5717 cat > $TMPC << EOF
5718 int main(void)
5719 {
5720 unsigned __int128 x = 0, y = 0;
5721 y = __atomic_load_16(&x, 0);
5722 __atomic_store_16(&x, y, 0);
5723 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
5724 return 0;
5725 }
5726 EOF
5727 if compile_prog "" "" ; then
5728 atomic128=yes
5729 fi
5730 fi
5731
5732 cmpxchg128=no
5733 if test "$int128" = yes && test "$atomic128" = no; then
5734 cat > $TMPC << EOF
5735 int main(void)
5736 {
5737 unsigned __int128 x = 0, y = 0;
5738 __sync_val_compare_and_swap_16(&x, y, x);
5739 return 0;
5740 }
5741 EOF
5742 if compile_prog "" "" ; then
5743 cmpxchg128=yes
5744 fi
5745 fi
5746
5747 #########################################
5748 # See if 64-bit atomic operations are supported.
5749 # Note that without __atomic builtins, we can only
5750 # assume atomic loads/stores max at pointer size.
5751
5752 cat > $TMPC << EOF
5753 #include <stdint.h>
5754 int main(void)
5755 {
5756 uint64_t x = 0, y = 0;
5757 #ifdef __ATOMIC_RELAXED
5758 y = __atomic_load_8(&x, 0);
5759 __atomic_store_8(&x, y, 0);
5760 __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
5761 __atomic_exchange_8(&x, y, 0);
5762 __atomic_fetch_add_8(&x, y, 0);
5763 #else
5764 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
5765 __sync_lock_test_and_set(&x, y);
5766 __sync_val_compare_and_swap(&x, y, 0);
5767 __sync_fetch_and_add(&x, y);
5768 #endif
5769 return 0;
5770 }
5771 EOF
5772 if compile_prog "" "" ; then
5773 atomic64=yes
5774 fi
5775
5776 #########################################
5777 # See if --dynamic-list is supported by the linker
5778 ld_dynamic_list="no"
5779 if test "$static" = "no" ; then
5780 cat > $TMPTXT <<EOF
5781 {
5782 foo;
5783 };
5784 EOF
5785
5786 cat > $TMPC <<EOF
5787 #include <stdio.h>
5788 void foo(void);
5789
5790 void foo(void)
5791 {
5792 printf("foo\n");
5793 }
5794
5795 int main(void)
5796 {
5797 foo();
5798 return 0;
5799 }
5800 EOF
5801
5802 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then
5803 ld_dynamic_list="yes"
5804 fi
5805 fi
5806
5807 #########################################
5808 # See if -exported_symbols_list is supported by the linker
5809
5810 ld_exported_symbols_list="no"
5811 if test "$static" = "no" ; then
5812 cat > $TMPTXT <<EOF
5813 _foo
5814 EOF
5815
5816 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then
5817 ld_exported_symbols_list="yes"
5818 fi
5819 fi
5820
5821 if test "$plugins" = "yes" &&
5822 test "$ld_dynamic_list" = "no" &&
5823 test "$ld_exported_symbols_list" = "no" ; then
5824 error_exit \
5825 "Plugin support requires dynamic linking and specifying a set of symbols " \
5826 "that are exported to plugins. Unfortunately your linker doesn't " \
5827 "support the flag (--dynamic-list or -exported_symbols_list) used " \
5828 "for this purpose. You can't build with --static."
5829 fi
5830
5831 ########################################
5832 # See if __attribute__((alias)) is supported.
5833 # This false for Xcode 9, but has been remedied for Xcode 10.
5834 # Unfortunately, travis uses Xcode 9 by default.
5835
5836 attralias=no
5837 cat > $TMPC << EOF
5838 int x = 1;
5839 extern const int y __attribute__((alias("x")));
5840 int main(void) { return 0; }
5841 EOF
5842 if compile_prog "" "" ; then
5843 attralias=yes
5844 fi
5845
5846 ########################################
5847 # check if getauxval is available.
5848
5849 getauxval=no
5850 cat > $TMPC << EOF
5851 #include <sys/auxv.h>
5852 int main(void) {
5853 return getauxval(AT_HWCAP) == 0;
5854 }
5855 EOF
5856 if compile_prog "" "" ; then
5857 getauxval=yes
5858 fi
5859
5860 ########################################
5861 # check if ccache is interfering with
5862 # semantic analysis of macros
5863
5864 unset CCACHE_CPP2
5865 ccache_cpp2=no
5866 cat > $TMPC << EOF
5867 static const int Z = 1;
5868 #define fn() ({ Z; })
5869 #define TAUT(X) ((X) == Z)
5870 #define PAREN(X, Y) (X == Y)
5871 #define ID(X) (X)
5872 int main(int argc, char *argv[])
5873 {
5874 int x = 0, y = 0;
5875 x = ID(x);
5876 x = fn();
5877 fn();
5878 if (PAREN(x, y)) return 0;
5879 if (TAUT(Z)) return 0;
5880 return 0;
5881 }
5882 EOF
5883
5884 if ! compile_object "-Werror"; then
5885 ccache_cpp2=yes
5886 fi
5887
5888 #################################################
5889 # clang does not support glibc + FORTIFY_SOURCE.
5890
5891 if test "$fortify_source" != "no"; then
5892 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
5893 fortify_source="no";
5894 elif test -n "$cxx" && has $cxx &&
5895 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
5896 fortify_source="no";
5897 else
5898 fortify_source="yes"
5899 fi
5900 fi
5901
5902 ###############################################
5903 # Check if copy_file_range is provided by glibc
5904 have_copy_file_range=no
5905 cat > $TMPC << EOF
5906 #include <unistd.h>
5907 int main(void) {
5908 copy_file_range(0, NULL, 0, NULL, 0, 0);
5909 return 0;
5910 }
5911 EOF
5912 if compile_prog "" "" ; then
5913 have_copy_file_range=yes
5914 fi
5915
5916 ##########################################
5917 # check if struct fsxattr is available via linux/fs.h
5918
5919 have_fsxattr=no
5920 cat > $TMPC << EOF
5921 #include <linux/fs.h>
5922 struct fsxattr foo;
5923 int main(void) {
5924 return 0;
5925 }
5926 EOF
5927 if compile_prog "" "" ; then
5928 have_fsxattr=yes
5929 fi
5930
5931 ##########################################
5932 # check for usable membarrier system call
5933 if test "$membarrier" = "yes"; then
5934 have_membarrier=no
5935 if test "$mingw32" = "yes" ; then
5936 have_membarrier=yes
5937 elif test "$linux" = "yes" ; then
5938 cat > $TMPC << EOF
5939 #include <linux/membarrier.h>
5940 #include <sys/syscall.h>
5941 #include <unistd.h>
5942 #include <stdlib.h>
5943 int main(void) {
5944 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
5945 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
5946 exit(0);
5947 }
5948 EOF
5949 if compile_prog "" "" ; then
5950 have_membarrier=yes
5951 fi
5952 fi
5953 if test "$have_membarrier" = "no"; then
5954 feature_not_found "membarrier" "membarrier system call not available"
5955 fi
5956 else
5957 # Do not enable it by default even for Mingw32, because it doesn't
5958 # work on Wine.
5959 membarrier=no
5960 fi
5961
5962 ##########################################
5963 # check if rtnetlink.h exists and is useful
5964 have_rtnetlink=no
5965 cat > $TMPC << EOF
5966 #include <linux/rtnetlink.h>
5967 int main(void) {
5968 return IFLA_PROTO_DOWN;
5969 }
5970 EOF
5971 if compile_prog "" "" ; then
5972 have_rtnetlink=yes
5973 fi
5974
5975 ##########################################
5976 # check for usable AF_VSOCK environment
5977 have_af_vsock=no
5978 cat > $TMPC << EOF
5979 #include <errno.h>
5980 #include <sys/types.h>
5981 #include <sys/socket.h>
5982 #if !defined(AF_VSOCK)
5983 # error missing AF_VSOCK flag
5984 #endif
5985 #include <linux/vm_sockets.h>
5986 int main(void) {
5987 int sock, ret;
5988 struct sockaddr_vm svm;
5989 socklen_t len = sizeof(svm);
5990 sock = socket(AF_VSOCK, SOCK_STREAM, 0);
5991 ret = getpeername(sock, (struct sockaddr *)&svm, &len);
5992 if ((ret == -1) && (errno == ENOTCONN)) {
5993 return 0;
5994 }
5995 return -1;
5996 }
5997 EOF
5998 if compile_prog "" "" ; then
5999 have_af_vsock=yes
6000 fi
6001
6002 ##########################################
6003 # check for usable AF_ALG environment
6004 have_afalg=no
6005 cat > $TMPC << EOF
6006 #include <errno.h>
6007 #include <sys/types.h>
6008 #include <sys/socket.h>
6009 #include <linux/if_alg.h>
6010 int main(void) {
6011 int sock;
6012 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
6013 return sock;
6014 }
6015 EOF
6016 if compile_prog "" "" ; then
6017 have_afalg=yes
6018 fi
6019 if test "$crypto_afalg" = "yes"
6020 then
6021 if test "$have_afalg" != "yes"
6022 then
6023 error_exit "AF_ALG requested but could not be detected"
6024 fi
6025 fi
6026
6027
6028 #################################################
6029 # Check to see if we have the Hypervisor framework
6030 if [ "$darwin" = "yes" ] ; then
6031 cat > $TMPC << EOF
6032 #include <Hypervisor/hv.h>
6033 int main() { return 0;}
6034 EOF
6035 if ! compile_object ""; then
6036 hvf='no'
6037 else
6038 hvf='yes'
6039 QEMU_LDFLAGS="-framework Hypervisor $QEMU_LDFLAGS"
6040 fi
6041 fi
6042
6043 ##########################################
6044 # check for sysmacros.h
6045
6046 have_sysmacros=no
6047 cat > $TMPC << EOF
6048 #include <sys/sysmacros.h>
6049 int main(void) {
6050 return makedev(0, 0);
6051 }
6052 EOF
6053 if compile_prog "" "" ; then
6054 have_sysmacros=yes
6055 fi
6056
6057 ##########################################
6058 # check for _Static_assert()
6059
6060 have_static_assert=no
6061 cat > $TMPC << EOF
6062 _Static_assert(1, "success");
6063 int main(void) {
6064 return 0;
6065 }
6066 EOF
6067 if compile_prog "" "" ; then
6068 have_static_assert=yes
6069 fi
6070
6071 ##########################################
6072 # check for utmpx.h, it is missing e.g. on OpenBSD
6073
6074 have_utmpx=no
6075 cat > $TMPC << EOF
6076 #include <utmpx.h>
6077 struct utmpx user_info;
6078 int main(void) {
6079 return 0;
6080 }
6081 EOF
6082 if compile_prog "" "" ; then
6083 have_utmpx=yes
6084 fi
6085
6086 ##########################################
6087 # check for getrandom()
6088
6089 have_getrandom=no
6090 cat > $TMPC << EOF
6091 #include <sys/random.h>
6092 int main(void) {
6093 return getrandom(0, 0, GRND_NONBLOCK);
6094 }
6095 EOF
6096 if compile_prog "" "" ; then
6097 have_getrandom=yes
6098 fi
6099
6100 ##########################################
6101 # checks for sanitizers
6102
6103 have_asan=no
6104 have_ubsan=no
6105 have_asan_iface_h=no
6106 have_asan_iface_fiber=no
6107
6108 if test "$sanitizers" = "yes" ; then
6109 write_c_skeleton
6110 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
6111 have_asan=yes
6112 fi
6113
6114 # we could use a simple skeleton for flags checks, but this also
6115 # detect the static linking issue of ubsan, see also:
6116 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
6117 cat > $TMPC << EOF
6118 #include <stdlib.h>
6119 int main(void) {
6120 void *tmp = malloc(10);
6121 if (tmp != NULL) {
6122 return *(int *)(tmp + 2);
6123 }
6124 return 1;
6125 }
6126 EOF
6127 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
6128 have_ubsan=yes
6129 fi
6130
6131 if check_include "sanitizer/asan_interface.h" ; then
6132 have_asan_iface_h=yes
6133 fi
6134
6135 cat > $TMPC << EOF
6136 #include <sanitizer/asan_interface.h>
6137 int main(void) {
6138 __sanitizer_start_switch_fiber(0, 0, 0);
6139 return 0;
6140 }
6141 EOF
6142 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
6143 have_asan_iface_fiber=yes
6144 fi
6145 fi
6146
6147 ##########################################
6148 # checks for fuzzer
6149 if test "$fuzzing" = "yes" ; then
6150 write_c_fuzzer_skeleton
6151 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=fuzzer" ""; then
6152 have_fuzzer=yes
6153 else
6154 error_exit "Your compiler doesn't support -fsanitize=fuzzer"
6155 exit 1
6156 fi
6157 fi
6158
6159 # Thread sanitizer is, for now, much noisier than the other sanitizers;
6160 # keep it separate until that is not the case.
6161 if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then
6162 error_exit "TSAN is not supported with other sanitiziers."
6163 fi
6164 have_tsan=no
6165 have_tsan_iface_fiber=no
6166 if test "$tsan" = "yes" ; then
6167 write_c_skeleton
6168 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6169 have_tsan=yes
6170 fi
6171 cat > $TMPC << EOF
6172 #include <sanitizer/tsan_interface.h>
6173 int main(void) {
6174 __tsan_create_fiber(0);
6175 return 0;
6176 }
6177 EOF
6178 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6179 have_tsan_iface_fiber=yes
6180 fi
6181 fi
6182
6183 ##########################################
6184 # check for libpmem
6185
6186 if test "$libpmem" != "no"; then
6187 if $pkg_config --exists "libpmem"; then
6188 libpmem="yes"
6189 libpmem_libs=$($pkg_config --libs libpmem)
6190 libpmem_cflags=$($pkg_config --cflags libpmem)
6191 QEMU_CFLAGS="$QEMU_CFLAGS $libpmem_cflags"
6192 else
6193 if test "$libpmem" = "yes" ; then
6194 feature_not_found "libpmem" "Install nvml or pmdk"
6195 fi
6196 libpmem="no"
6197 fi
6198 fi
6199
6200 ##########################################
6201 # check for libdaxctl
6202
6203 if test "$libdaxctl" != "no"; then
6204 if $pkg_config --atleast-version=57 "libdaxctl"; then
6205 libdaxctl="yes"
6206 libdaxctl_libs=$($pkg_config --libs libdaxctl)
6207 libdaxctl_cflags=$($pkg_config --cflags libdaxctl)
6208 QEMU_CFLAGS="$QEMU_CFLAGS $libdaxctl_cflags"
6209 else
6210 if test "$libdaxctl" = "yes" ; then
6211 feature_not_found "libdaxctl" "Install libdaxctl"
6212 fi
6213 libdaxctl="no"
6214 fi
6215 fi
6216
6217 ##########################################
6218 # check for slirp
6219
6220 # slirp is only required when building softmmu targets
6221 if test -z "$slirp" -a "$softmmu" != "yes" ; then
6222 slirp="no"
6223 fi
6224
6225 case "$slirp" in
6226 "" | yes)
6227 if $pkg_config slirp; then
6228 slirp=system
6229 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
6230 slirp=git
6231 elif test -e "${source_path}/slirp/Makefile" ; then
6232 slirp=internal
6233 elif test -z "$slirp" ; then
6234 slirp=no
6235 else
6236 feature_not_found "slirp" "Install slirp devel or git submodule"
6237 fi
6238 ;;
6239
6240 system)
6241 if ! $pkg_config slirp; then
6242 feature_not_found "slirp" "Install slirp devel"
6243 fi
6244 ;;
6245 esac
6246
6247 case "$slirp" in
6248 git | internal)
6249 if test "$slirp" = git; then
6250 git_submodules="${git_submodules} slirp"
6251 fi
6252 mkdir -p slirp
6253 slirp_cflags="-I${source_path}/slirp/src -I$PWD/slirp/src"
6254 slirp_libs="-L$PWD/slirp -lslirp"
6255 if test "$mingw32" = "yes" ; then
6256 slirp_libs="$slirp_libs -lws2_32 -liphlpapi"
6257 fi
6258 ;;
6259
6260 system)
6261 slirp_version=$($pkg_config --modversion slirp 2>/dev/null)
6262 slirp_cflags=$($pkg_config --cflags slirp 2>/dev/null)
6263 slirp_libs=$($pkg_config --libs slirp 2>/dev/null)
6264 ;;
6265
6266 no)
6267 ;;
6268 *)
6269 error_exit "Unknown state for slirp: $slirp"
6270 ;;
6271 esac
6272
6273 ##########################################
6274 # check for usable __NR_keyctl syscall
6275
6276 if test "$linux" = "yes" ; then
6277
6278 have_keyring=no
6279 cat > $TMPC << EOF
6280 #include <errno.h>
6281 #include <asm/unistd.h>
6282 #include <linux/keyctl.h>
6283 #include <unistd.h>
6284 int main(void) {
6285 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
6286 }
6287 EOF
6288 if compile_prog "" "" ; then
6289 have_keyring=yes
6290 fi
6291 fi
6292 if test "$secret_keyring" != "no"
6293 then
6294 if test "$have_keyring" = "yes"
6295 then
6296 secret_keyring=yes
6297 else
6298 if test "$secret_keyring" = "yes"
6299 then
6300 error_exit "syscall __NR_keyctl requested, \
6301 but not implemented on your system"
6302 else
6303 secret_keyring=no
6304 fi
6305 fi
6306 fi
6307
6308 ##########################################
6309 # check for usable keyutils.h
6310
6311 if test "$linux" = "yes" ; then
6312
6313 have_keyutils=no
6314 cat > $TMPC << EOF
6315 #include <errno.h>
6316 #include <asm/unistd.h>
6317 #include <unistd.h>
6318 #include <sys/types.h>
6319 #include <keyutils.h>
6320 int main(void) {
6321 return request_key("user", NULL, NULL, 0);
6322 }
6323 EOF
6324 if compile_prog "" "-lkeyutils"; then
6325 have_keyutils=yes
6326 fi
6327 fi
6328
6329
6330 ##########################################
6331 # End of CC checks
6332 # After here, no more $cc or $ld runs
6333
6334 write_c_skeleton
6335
6336 if test "$gcov" = "yes" ; then
6337 :
6338 elif test "$fortify_source" = "yes" ; then
6339 QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
6340 debug=no
6341 fi
6342 if test "$debug_info" = "yes"; then
6343 CFLAGS="-g $CFLAGS"
6344 LDFLAGS="-g $LDFLAGS"
6345 fi
6346 if test "$debug" = "no"; then
6347 CFLAGS="-O2 $CFLAGS"
6348 fi
6349
6350 case "$ARCH" in
6351 alpha)
6352 # Ensure there's only a single GP
6353 QEMU_CFLAGS="-msmall-data $QEMU_CFLAGS"
6354 ;;
6355 esac
6356
6357 if test "$gprof" = "yes" ; then
6358 QEMU_CFLAGS="-p $QEMU_CFLAGS"
6359 QEMU_LDFLAGS="-p $QEMU_LDFLAGS"
6360 fi
6361
6362 if test "$have_asan" = "yes"; then
6363 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
6364 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
6365 if test "$have_asan_iface_h" = "no" ; then
6366 echo "ASAN build enabled, but ASAN header missing." \
6367 "Without code annotation, the report may be inferior."
6368 elif test "$have_asan_iface_fiber" = "no" ; then
6369 echo "ASAN build enabled, but ASAN header is too old." \
6370 "Without code annotation, the report may be inferior."
6371 fi
6372 fi
6373 if test "$have_tsan" = "yes" ; then
6374 if test "$have_tsan_iface_fiber" = "yes" ; then
6375 QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS"
6376 QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS"
6377 else
6378 error_exit "Cannot enable TSAN due to missing fiber annotation interface."
6379 fi
6380 elif test "$tsan" = "yes" ; then
6381 error_exit "Cannot enable TSAN due to missing sanitize thread interface."
6382 fi
6383 if test "$have_ubsan" = "yes"; then
6384 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
6385 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
6386 fi
6387
6388 ##########################################
6389 # Do we have libnfs
6390 if test "$libnfs" != "no" ; then
6391 if $pkg_config --atleast-version=1.9.3 libnfs; then
6392 libnfs="yes"
6393 libnfs_libs=$($pkg_config --libs libnfs)
6394 else
6395 if test "$libnfs" = "yes" ; then
6396 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
6397 fi
6398 libnfs="no"
6399 fi
6400 fi
6401
6402 ##########################################
6403 # Do we have libudev
6404 if test "$libudev" != "no" ; then
6405 if $pkg_config libudev && test "$static" != "yes"; then
6406 libudev="yes"
6407 libudev_libs=$($pkg_config --libs libudev)
6408 else
6409 libudev="no"
6410 fi
6411 fi
6412
6413 # Now we've finished running tests it's OK to add -Werror to the compiler flags
6414 if test "$werror" = "yes"; then
6415 QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
6416 fi
6417
6418 # Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
6419 if test "$solaris" = "no" && test "$tsan" = "no"; then
6420 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
6421 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS"
6422 fi
6423 fi
6424
6425 # test if pod2man has --utf8 option
6426 if pod2man --help | grep -q utf8; then
6427 POD2MAN="pod2man --utf8"
6428 else
6429 POD2MAN="pod2man"
6430 fi
6431
6432 # Use ASLR, no-SEH and DEP if available
6433 if test "$mingw32" = "yes" ; then
6434 for flag in --dynamicbase --no-seh --nxcompat; do
6435 if ld_has $flag ; then
6436 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
6437 fi
6438 done
6439 fi
6440
6441 # Disable OpenBSD W^X if available
6442 if test "$tcg" = "yes" && test "$targetos" = "OpenBSD"; then
6443 cat > $TMPC <<EOF
6444 int main(void) { return 0; }
6445 EOF
6446 wx_ldflags="-Wl,-z,wxneeded"
6447 if compile_prog "" "$wx_ldflags"; then
6448 QEMU_LDFLAGS="$QEMU_LDFLAGS $wx_ldflags"
6449 fi
6450 fi
6451
6452 qemu_confdir="$sysconfdir/$qemu_suffix"
6453 qemu_moddir="$libdir/$qemu_suffix"
6454 qemu_datadir="$datadir/$qemu_suffix"
6455 qemu_docdir="$docdir/$qemu_suffix"
6456 qemu_localedir="$datadir/locale"
6457 qemu_icondir="$datadir/icons"
6458 qemu_desktopdir="$datadir/applications"
6459
6460 # We can only support ivshmem if we have eventfd
6461 if [ "$eventfd" = "yes" ]; then
6462 ivshmem=yes
6463 fi
6464
6465 if test "$softmmu" = yes ; then
6466 if test "$linux" = yes; then
6467 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then
6468 virtfs=yes
6469 else
6470 if test "$virtfs" = yes; then
6471 error_exit "VirtFS requires libcap-ng devel and libattr devel"
6472 fi
6473 virtfs=no
6474 fi
6475 if test "$mpath" != no && test "$mpathpersist" = yes ; then
6476 mpath=yes
6477 else
6478 if test "$mpath" = yes; then
6479 error_exit "Multipath requires libmpathpersist devel"
6480 fi
6481 mpath=no
6482 fi
6483 else
6484 if test "$virtfs" = yes; then
6485 error_exit "VirtFS is supported only on Linux"
6486 fi
6487 virtfs=no
6488 if test "$mpath" = yes; then
6489 error_exit "Multipath is supported only on Linux"
6490 fi
6491 mpath=no
6492 fi
6493 fi
6494
6495 # Probe for guest agent support/options
6496
6497 if [ "$guest_agent" != "no" ]; then
6498 if [ "$softmmu" = no -a "$want_tools" = no ] ; then
6499 guest_agent=no
6500 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
6501 guest_agent=yes
6502 elif [ "$guest_agent" != yes ]; then
6503 guest_agent=no
6504 else
6505 error_exit "Guest agent is not supported on this platform"
6506 fi
6507 fi
6508
6509 # Guest agent Window MSI package
6510
6511 if test "$guest_agent" != yes; then
6512 if test "$guest_agent_msi" = yes; then
6513 error_exit "MSI guest agent package requires guest agent enabled"
6514 fi
6515 guest_agent_msi=no
6516 elif test "$mingw32" != "yes"; then
6517 if test "$guest_agent_msi" = "yes"; then
6518 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
6519 fi
6520 guest_agent_msi=no
6521 elif ! has wixl; then
6522 if test "$guest_agent_msi" = "yes"; then
6523 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
6524 fi
6525 guest_agent_msi=no
6526 else
6527 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
6528 # disabled explicitly
6529 if test "$guest_agent_msi" != "no"; then
6530 guest_agent_msi=yes
6531 fi
6532 fi
6533
6534 if test "$guest_agent_msi" = "yes"; then
6535 if test "$guest_agent_with_vss" = "yes"; then
6536 QEMU_GA_MSI_WITH_VSS="-D InstallVss"
6537 fi
6538
6539 if test "$QEMU_GA_MANUFACTURER" = ""; then
6540 QEMU_GA_MANUFACTURER=QEMU
6541 fi
6542
6543 if test "$QEMU_GA_DISTRO" = ""; then
6544 QEMU_GA_DISTRO=Linux
6545 fi
6546
6547 if test "$QEMU_GA_VERSION" = ""; then
6548 QEMU_GA_VERSION=$(cat $source_path/VERSION)
6549 fi
6550
6551 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
6552
6553 case "$cpu" in
6554 x86_64)
6555 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
6556 ;;
6557 i386)
6558 QEMU_GA_MSI_ARCH="-D Arch=32"
6559 ;;
6560 *)
6561 error_exit "CPU $cpu not supported for building installation package"
6562 ;;
6563 esac
6564 fi
6565
6566 # Mac OS X ships with a broken assembler
6567 roms=
6568 if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \
6569 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \
6570 test "$softmmu" = yes ; then
6571 # Different host OS linkers have different ideas about the name of the ELF
6572 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
6573 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
6574 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
6575 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
6576 ld_i386_emulation="$emu"
6577 roms="optionrom"
6578 break
6579 fi
6580 done
6581 fi
6582
6583 # Only build s390-ccw bios if we're on s390x and the compiler has -march=z900
6584 if test "$cpu" = "s390x" ; then
6585 write_c_skeleton
6586 if compile_prog "-march=z900" ""; then
6587 roms="$roms s390-ccw"
6588 # SLOF is required for building the s390-ccw firmware on s390x,
6589 # since it is using the libnet code from SLOF for network booting.
6590 if test -e "${source_path}/.git" ; then
6591 git_submodules="${git_submodules} roms/SLOF"
6592 fi
6593 fi
6594 fi
6595
6596 # Check that the C++ compiler exists and works with the C compiler.
6597 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
6598 if has $cxx; then
6599 cat > $TMPC <<EOF
6600 int c_function(void);
6601 int main(void) { return c_function(); }
6602 EOF
6603
6604 compile_object
6605
6606 cat > $TMPCXX <<EOF
6607 extern "C" {
6608 int c_function(void);
6609 }
6610 int c_function(void) { return 42; }
6611 EOF
6612
6613 update_cxxflags
6614
6615 if do_cxx $CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
6616 # C++ compiler $cxx works ok with C compiler $cc
6617 :
6618 else
6619 echo "C++ compiler $cxx does not work with C compiler $cc"
6620 echo "Disabling C++ specific optional code"
6621 cxx=
6622 fi
6623 else
6624 echo "No C++ compiler available; disabling C++ specific optional code"
6625 cxx=
6626 fi
6627
6628 echo_version() {
6629 if test "$1" = "yes" ; then
6630 echo "($2)"
6631 fi
6632 }
6633
6634 # prepend ftd flags after all config tests are done
6635 QEMU_CFLAGS="$fdt_cflags $QEMU_CFLAGS"
6636 QEMU_LDFLAGS="$fdt_ldflags $QEMU_LDFLAGS"
6637
6638 config_host_mak="config-host.mak"
6639
6640 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
6641
6642 echo "# Automatically generated by configure - do not modify" > $config_host_mak
6643 echo >> $config_host_mak
6644
6645 echo all: >> $config_host_mak
6646 echo "prefix=$prefix" >> $config_host_mak
6647 echo "bindir=$bindir" >> $config_host_mak
6648 echo "libdir=$libdir" >> $config_host_mak
6649 echo "libexecdir=$libexecdir" >> $config_host_mak
6650 echo "includedir=$includedir" >> $config_host_mak
6651 echo "sysconfdir=$sysconfdir" >> $config_host_mak
6652 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
6653 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
6654 echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
6655 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
6656 if test "$mingw32" = "no" ; then
6657 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
6658 fi
6659 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
6660 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
6661 echo "qemu_icondir=$qemu_icondir" >> $config_host_mak
6662 echo "qemu_desktopdir=$qemu_desktopdir" >> $config_host_mak
6663 echo "GIT=$git" >> $config_host_mak
6664 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
6665 echo "GIT_UPDATE=$git_update" >> $config_host_mak
6666
6667 echo "ARCH=$ARCH" >> $config_host_mak
6668
6669 if test "$default_devices" = "yes" ; then
6670 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak
6671 else
6672 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak
6673 fi
6674 if test "$debug_tcg" = "yes" ; then
6675 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
6676 fi
6677 if test "$strip_opt" = "yes" ; then
6678 echo "STRIP=${strip}" >> $config_host_mak
6679 fi
6680 if test "$bigendian" = "yes" ; then
6681 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
6682 fi
6683 if test "$mingw32" = "yes" ; then
6684 echo "CONFIG_WIN32=y" >> $config_host_mak
6685 rc_version=$(cat $source_path/VERSION)
6686 version_major=${rc_version%%.*}
6687 rc_version=${rc_version#*.}
6688 version_minor=${rc_version%%.*}
6689 rc_version=${rc_version#*.}
6690 version_subminor=${rc_version%%.*}
6691 version_micro=0
6692 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6693 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6694 if test "$guest_agent_with_vss" = "yes" ; then
6695 echo "CONFIG_QGA_VSS=y" >> $config_host_mak
6696 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
6697 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
6698 fi
6699 if test "$guest_agent_ntddscsi" = "yes" ; then
6700 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak
6701 fi
6702 if test "$guest_agent_msi" = "yes"; then
6703 echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
6704 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
6705 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
6706 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
6707 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
6708 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
6709 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
6710 fi
6711 else
6712 echo "CONFIG_POSIX=y" >> $config_host_mak
6713 fi
6714
6715 if test "$linux" = "yes" ; then
6716 echo "CONFIG_LINUX=y" >> $config_host_mak
6717 fi
6718
6719 if test "$darwin" = "yes" ; then
6720 echo "CONFIG_DARWIN=y" >> $config_host_mak
6721 fi
6722
6723 if test "$solaris" = "yes" ; then
6724 echo "CONFIG_SOLARIS=y" >> $config_host_mak
6725 fi
6726 if test "$haiku" = "yes" ; then
6727 echo "CONFIG_HAIKU=y" >> $config_host_mak
6728 fi
6729 if test "$static" = "yes" ; then
6730 echo "CONFIG_STATIC=y" >> $config_host_mak
6731 fi
6732 if test "$profiler" = "yes" ; then
6733 echo "CONFIG_PROFILER=y" >> $config_host_mak
6734 fi
6735 if test "$want_tools" = "yes" ; then
6736 echo "CONFIG_TOOLS=y" >> $config_host_mak
6737 fi
6738 if test "$guest_agent" = "yes" ; then
6739 echo "CONFIG_GUEST_AGENT=y" >> $config_host_mak
6740 fi
6741 if test "$slirp" != "no"; then
6742 echo "CONFIG_SLIRP=y" >> $config_host_mak
6743 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
6744 echo "SLIRP_CFLAGS=$slirp_cflags" >> $config_host_mak
6745 echo "SLIRP_LIBS=$slirp_libs" >> $config_host_mak
6746 fi
6747 subdirs=
6748 if [ "$slirp" = "git" -o "$slirp" = "internal" ]; then
6749 subdirs="$subdirs slirp"
6750 fi
6751 if test "$vde" = "yes" ; then
6752 echo "CONFIG_VDE=y" >> $config_host_mak
6753 echo "VDE_LIBS=$vde_libs" >> $config_host_mak
6754 fi
6755 if test "$netmap" = "yes" ; then
6756 echo "CONFIG_NETMAP=y" >> $config_host_mak
6757 fi
6758 if test "$l2tpv3" = "yes" ; then
6759 echo "CONFIG_L2TPV3=y" >> $config_host_mak
6760 fi
6761 if test "$gprof" = "yes" ; then
6762 echo "CONFIG_GPROF=y" >> $config_host_mak
6763 fi
6764 if test "$cap_ng" = "yes" ; then
6765 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak
6766 echo "LIBCAP_NG_LIBS=$cap_libs" >> $config_host_mak
6767 fi
6768 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
6769 for drv in $audio_drv_list; do
6770 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
6771 echo "$def=y" >> $config_host_mak
6772 done
6773 if test "$alsa" = "yes" ; then
6774 echo "CONFIG_ALSA=y" >> $config_host_mak
6775 fi
6776 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
6777 echo "ALSA_CFLAGS=$alsa_cflags" >> $config_host_mak
6778 if test "$libpulse" = "yes" ; then
6779 echo "CONFIG_LIBPULSE=y" >> $config_host_mak
6780 fi
6781 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
6782 echo "PULSE_CFLAGS=$pulse_cflags" >> $config_host_mak
6783 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
6784 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
6785 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
6786 if test "$libjack" = "yes" ; then
6787 echo "CONFIG_LIBJACK=y" >> $config_host_mak
6788 fi
6789 echo "JACK_LIBS=$jack_libs" >> $config_host_mak
6790 if test "$audio_win_int" = "yes" ; then
6791 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
6792 fi
6793 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
6794 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
6795 if test "$xfs" = "yes" ; then
6796 echo "CONFIG_XFS=y" >> $config_host_mak
6797 fi
6798 qemu_version=$(head $source_path/VERSION)
6799 echo "PKGVERSION=$pkgversion" >>$config_host_mak
6800 echo "SRC_PATH=$source_path" >> $config_host_mak
6801 echo "TARGET_DIRS=$target_list" >> $config_host_mak
6802 if [ "$docs" = "yes" ] ; then
6803 echo "BUILD_DOCS=yes" >> $config_host_mak
6804 fi
6805 if test "$modules" = "yes"; then
6806 # $shacmd can generate a hash started with digit, which the compiler doesn't
6807 # like as an symbol. So prefix it with an underscore
6808 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
6809 echo "CONFIG_MODULES=y" >> $config_host_mak
6810 fi
6811 if test "$module_upgrades" = "yes"; then
6812 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak
6813 fi
6814 if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then
6815 echo "CONFIG_X11=y" >> $config_host_mak
6816 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
6817 echo "X11_LIBS=$x11_libs" >> $config_host_mak
6818 fi
6819 if test "$cocoa" = "yes" ; then
6820 echo "CONFIG_COCOA=y" >> $config_host_mak
6821 fi
6822 if test "$iconv" = "yes" ; then
6823 echo "CONFIG_ICONV=y" >> $config_host_mak
6824 echo "ICONV_CFLAGS=$iconv_cflags" >> $config_host_mak
6825 echo "ICONV_LIBS=$iconv_lib" >> $config_host_mak
6826 fi
6827 if test "$curses" = "yes" ; then
6828 echo "CONFIG_CURSES=y" >> $config_host_mak
6829 echo "CURSES_CFLAGS=$curses_inc" >> $config_host_mak
6830 echo "CURSES_LIBS=$curses_lib" >> $config_host_mak
6831 fi
6832 if test "$pipe2" = "yes" ; then
6833 echo "CONFIG_PIPE2=y" >> $config_host_mak
6834 fi
6835 if test "$accept4" = "yes" ; then
6836 echo "CONFIG_ACCEPT4=y" >> $config_host_mak
6837 fi
6838 if test "$splice" = "yes" ; then
6839 echo "CONFIG_SPLICE=y" >> $config_host_mak
6840 fi
6841 if test "$eventfd" = "yes" ; then
6842 echo "CONFIG_EVENTFD=y" >> $config_host_mak
6843 fi
6844 if test "$memfd" = "yes" ; then
6845 echo "CONFIG_MEMFD=y" >> $config_host_mak
6846 fi
6847 if test "$have_usbfs" = "yes" ; then
6848 echo "CONFIG_USBFS=y" >> $config_host_mak
6849 fi
6850 if test "$fallocate" = "yes" ; then
6851 echo "CONFIG_FALLOCATE=y" >> $config_host_mak
6852 fi
6853 if test "$fallocate_punch_hole" = "yes" ; then
6854 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
6855 fi
6856 if test "$fallocate_zero_range" = "yes" ; then
6857 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
6858 fi
6859 if test "$posix_fallocate" = "yes" ; then
6860 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
6861 fi
6862 if test "$sync_file_range" = "yes" ; then
6863 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
6864 fi
6865 if test "$fiemap" = "yes" ; then
6866 echo "CONFIG_FIEMAP=y" >> $config_host_mak
6867 fi
6868 if test "$dup3" = "yes" ; then
6869 echo "CONFIG_DUP3=y" >> $config_host_mak
6870 fi
6871 if test "$ppoll" = "yes" ; then
6872 echo "CONFIG_PPOLL=y" >> $config_host_mak
6873 fi
6874 if test "$prctl_pr_set_timerslack" = "yes" ; then
6875 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
6876 fi
6877 if test "$epoll" = "yes" ; then
6878 echo "CONFIG_EPOLL=y" >> $config_host_mak
6879 fi
6880 if test "$epoll_create1" = "yes" ; then
6881 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
6882 fi
6883 if test "$sendfile" = "yes" ; then
6884 echo "CONFIG_SENDFILE=y" >> $config_host_mak
6885 fi
6886 if test "$timerfd" = "yes" ; then
6887 echo "CONFIG_TIMERFD=y" >> $config_host_mak
6888 fi
6889 if test "$setns" = "yes" ; then
6890 echo "CONFIG_SETNS=y" >> $config_host_mak
6891 fi
6892 if test "$clock_adjtime" = "yes" ; then
6893 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
6894 fi
6895 if test "$syncfs" = "yes" ; then
6896 echo "CONFIG_SYNCFS=y" >> $config_host_mak
6897 fi
6898 if test "$kcov" = "yes" ; then
6899 echo "CONFIG_KCOV=y" >> $config_host_mak
6900 fi
6901 if test "$inotify" = "yes" ; then
6902 echo "CONFIG_INOTIFY=y" >> $config_host_mak
6903 fi
6904 if test "$inotify1" = "yes" ; then
6905 echo "CONFIG_INOTIFY1=y" >> $config_host_mak
6906 fi
6907 if test "$sem_timedwait" = "yes" ; then
6908 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
6909 fi
6910 if test "$strchrnul" = "yes" ; then
6911 echo "HAVE_STRCHRNUL=y" >> $config_host_mak
6912 fi
6913 if test "$st_atim" = "yes" ; then
6914 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak
6915 fi
6916 if test "$byteswap_h" = "yes" ; then
6917 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
6918 fi
6919 if test "$bswap_h" = "yes" ; then
6920 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
6921 fi
6922 if test "$curl" = "yes" ; then
6923 echo "CONFIG_CURL=y" >> $config_host_mak
6924 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
6925 echo "CURL_LIBS=$curl_libs" >> $config_host_mak
6926 fi
6927 if test "$brlapi" = "yes" ; then
6928 echo "CONFIG_BRLAPI=y" >> $config_host_mak
6929 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
6930 fi
6931 if test "$gtk" = "yes" ; then
6932 echo "CONFIG_GTK=y" >> $config_host_mak
6933 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
6934 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
6935 if test "$gtk_gl" = "yes" ; then
6936 echo "CONFIG_GTK_GL=y" >> $config_host_mak
6937 fi
6938 fi
6939 if test "$gio" = "yes" ; then
6940 echo "CONFIG_GIO=y" >> $config_host_mak
6941 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak
6942 echo "GIO_LIBS=$gio_libs" >> $config_host_mak
6943 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak
6944 fi
6945 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
6946 if test "$gnutls" = "yes" ; then
6947 echo "CONFIG_GNUTLS=y" >> $config_host_mak
6948 echo "GNUTLS_CFLAGS=$gnutls_cflags" >> $config_host_mak
6949 echo "GNUTLS_LIBS=$gnutls_libs" >> $config_host_mak
6950 fi
6951 if test "$gcrypt" = "yes" ; then
6952 echo "CONFIG_GCRYPT=y" >> $config_host_mak
6953 if test "$gcrypt_hmac" = "yes" ; then
6954 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
6955 fi
6956 fi
6957 if test "$nettle" = "yes" ; then
6958 echo "CONFIG_NETTLE=y" >> $config_host_mak
6959 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
6960 echo "NETTLE_CFLAGS=$nettle_cflags" >> $config_host_mak
6961 echo "NETTLE_LIBS=$nettle_libs" >> $config_host_mak
6962 fi
6963 if test "$qemu_private_xts" = "yes" ; then
6964 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak
6965 fi
6966 if test "$tasn1" = "yes" ; then
6967 echo "CONFIG_TASN1=y" >> $config_host_mak
6968 fi
6969 if test "$auth_pam" = "yes" ; then
6970 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak
6971 fi
6972 if test "$have_ifaddrs_h" = "yes" ; then
6973 echo "HAVE_IFADDRS_H=y" >> $config_host_mak
6974 fi
6975 if test "$have_drm_h" = "yes" ; then
6976 echo "HAVE_DRM_H=y" >> $config_host_mak
6977 fi
6978 if test "$have_broken_size_max" = "yes" ; then
6979 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
6980 fi
6981 if test "$have_openpty" = "yes" ; then
6982 echo "HAVE_OPENPTY=y" >> $config_host_mak
6983 fi
6984 if test "$have_sys_signal_h" = "yes" ; then
6985 echo "HAVE_SYS_SIGNAL_H=y" >> $config_host_mak
6986 fi
6987
6988 # Work around a system header bug with some kernel/XFS header
6989 # versions where they both try to define 'struct fsxattr':
6990 # xfs headers will not try to redefine structs from linux headers
6991 # if this macro is set.
6992 if test "$have_fsxattr" = "yes" ; then
6993 echo "HAVE_FSXATTR=y" >> $config_host_mak
6994 fi
6995 if test "$have_copy_file_range" = "yes" ; then
6996 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak
6997 fi
6998 if test "$vte" = "yes" ; then
6999 echo "CONFIG_VTE=y" >> $config_host_mak
7000 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
7001 echo "VTE_LIBS=$vte_libs" >> $config_host_mak
7002 fi
7003 if test "$virglrenderer" = "yes" ; then
7004 echo "CONFIG_VIRGL=y" >> $config_host_mak
7005 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
7006 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
7007 fi
7008 if test "$xen" = "yes" ; then
7009 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
7010 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
7011 echo "XEN_CFLAGS=$xen_cflags" >> $config_host_mak
7012 echo "XEN_LIBS=$xen_libs" >> $config_host_mak
7013 fi
7014 if test "$linux_aio" = "yes" ; then
7015 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
7016 fi
7017 if test "$linux_io_uring" = "yes" ; then
7018 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak
7019 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak
7020 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak
7021 fi
7022 if test "$attr" = "yes" ; then
7023 echo "CONFIG_ATTR=y" >> $config_host_mak
7024 echo "LIBATTR_LIBS=$libattr_libs" >> $config_host_mak
7025 fi
7026 if test "$libattr" = "yes" ; then
7027 echo "CONFIG_LIBATTR=y" >> $config_host_mak
7028 fi
7029 if test "$virtfs" = "yes" ; then
7030 echo "CONFIG_VIRTFS=y" >> $config_host_mak
7031 fi
7032 if test "$mpath" = "yes" ; then
7033 echo "CONFIG_MPATH=y" >> $config_host_mak
7034 if test "$mpathpersist_new_api" = "yes"; then
7035 echo "CONFIG_MPATH_NEW_API=y" >> $config_host_mak
7036 fi
7037 fi
7038 if test "$vhost_scsi" = "yes" ; then
7039 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
7040 fi
7041 if test "$vhost_net" = "yes" ; then
7042 echo "CONFIG_VHOST_NET=y" >> $config_host_mak
7043 fi
7044 if test "$vhost_net_user" = "yes" ; then
7045 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak
7046 fi
7047 if test "$vhost_net_vdpa" = "yes" ; then
7048 echo "CONFIG_VHOST_NET_VDPA=y" >> $config_host_mak
7049 fi
7050 if test "$vhost_crypto" = "yes" ; then
7051 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
7052 fi
7053 if test "$vhost_vsock" = "yes" ; then
7054 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
7055 if test "$vhost_user" = "yes" ; then
7056 echo "CONFIG_VHOST_USER_VSOCK=y" >> $config_host_mak
7057 fi
7058 fi
7059 if test "$vhost_kernel" = "yes" ; then
7060 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak
7061 fi
7062 if test "$vhost_user" = "yes" ; then
7063 echo "CONFIG_VHOST_USER=y" >> $config_host_mak
7064 fi
7065 if test "$vhost_vdpa" = "yes" ; then
7066 echo "CONFIG_VHOST_VDPA=y" >> $config_host_mak
7067 fi
7068 if test "$vhost_user_fs" = "yes" ; then
7069 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
7070 fi
7071 if test "$blobs" = "yes" ; then
7072 echo "INSTALL_BLOBS=yes" >> $config_host_mak
7073 fi
7074 if test "$iovec" = "yes" ; then
7075 echo "CONFIG_IOVEC=y" >> $config_host_mak
7076 fi
7077 if test "$preadv" = "yes" ; then
7078 echo "CONFIG_PREADV=y" >> $config_host_mak
7079 fi
7080 if test "$fdt" != "no" ; then
7081 echo "CONFIG_FDT=y" >> $config_host_mak
7082 echo "FDT_CFLAGS=$fdt_cflags" >> $config_host_mak
7083 echo "FDT_LIBS=$fdt_ldflags $fdt_libs" >> $config_host_mak
7084 fi
7085 if test "$membarrier" = "yes" ; then
7086 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
7087 fi
7088 if test "$signalfd" = "yes" ; then
7089 echo "CONFIG_SIGNALFD=y" >> $config_host_mak
7090 fi
7091 if test "$optreset" = "yes" ; then
7092 echo "HAVE_OPTRESET=y" >> $config_host_mak
7093 fi
7094 if test "$tcg" = "yes"; then
7095 echo "CONFIG_TCG=y" >> $config_host_mak
7096 if test "$tcg_interpreter" = "yes" ; then
7097 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
7098 fi
7099 fi
7100 if test "$fdatasync" = "yes" ; then
7101 echo "CONFIG_FDATASYNC=y" >> $config_host_mak
7102 fi
7103 if test "$madvise" = "yes" ; then
7104 echo "CONFIG_MADVISE=y" >> $config_host_mak
7105 fi
7106 if test "$posix_madvise" = "yes" ; then
7107 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
7108 fi
7109 if test "$posix_memalign" = "yes" ; then
7110 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak
7111 fi
7112 if test "$spice" = "yes" ; then
7113 echo "CONFIG_SPICE=y" >> $config_host_mak
7114 echo "SPICE_CFLAGS=$spice_cflags" >> $config_host_mak
7115 echo "SPICE_LIBS=$spice_libs" >> $config_host_mak
7116 fi
7117
7118 if test "$smartcard" = "yes" ; then
7119 echo "CONFIG_SMARTCARD=y" >> $config_host_mak
7120 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
7121 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
7122 fi
7123
7124 if test "$libusb" = "yes" ; then
7125 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
7126 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
7127 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
7128 fi
7129
7130 if test "$usb_redir" = "yes" ; then
7131 echo "CONFIG_USB_REDIR=y" >> $config_host_mak
7132 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
7133 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
7134 fi
7135
7136 if test "$opengl" = "yes" ; then
7137 echo "CONFIG_OPENGL=y" >> $config_host_mak
7138 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
7139 if test "$opengl_dmabuf" = "yes" ; then
7140 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
7141 fi
7142 fi
7143
7144 if test "$gbm" = "yes" ; then
7145 echo "CONFIG_GBM=y" >> $config_host_mak
7146 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak
7147 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak
7148 fi
7149
7150
7151 if test "$malloc_trim" = "yes" ; then
7152 echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak
7153 fi
7154
7155 if test "$avx2_opt" = "yes" ; then
7156 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
7157 fi
7158
7159 if test "$avx512f_opt" = "yes" ; then
7160 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak
7161 fi
7162
7163 if test "$lzo" = "yes" ; then
7164 echo "CONFIG_LZO=y" >> $config_host_mak
7165 echo "LZO_LIBS=$lzo_libs" >> $config_host_mak
7166 fi
7167
7168 if test "$snappy" = "yes" ; then
7169 echo "CONFIG_SNAPPY=y" >> $config_host_mak
7170 echo "SNAPPY_LIBS=$snappy_libs" >> $config_host_mak
7171 fi
7172
7173 if test "$bzip2" = "yes" ; then
7174 echo "CONFIG_BZIP2=y" >> $config_host_mak
7175 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
7176 fi
7177
7178 if test "$lzfse" = "yes" ; then
7179 echo "CONFIG_LZFSE=y" >> $config_host_mak
7180 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak
7181 fi
7182
7183 if test "$zstd" = "yes" ; then
7184 echo "CONFIG_ZSTD=y" >> $config_host_mak
7185 echo "ZSTD_CFLAGS=$zstd_cflags" >> $config_host_mak
7186 echo "ZSTD_LIBS=$zstd_libs" >> $config_host_mak
7187 fi
7188
7189 if test "$libiscsi" = "yes" ; then
7190 echo "CONFIG_LIBISCSI=y" >> $config_host_mak
7191 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
7192 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
7193 fi
7194
7195 if test "$libnfs" = "yes" ; then
7196 echo "CONFIG_LIBNFS=y" >> $config_host_mak
7197 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
7198 fi
7199
7200 if test "$seccomp" = "yes"; then
7201 echo "CONFIG_SECCOMP=y" >> $config_host_mak
7202 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
7203 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
7204 fi
7205
7206 # XXX: suppress that
7207 if [ "$bsd" = "yes" ] ; then
7208 echo "CONFIG_BSD=y" >> $config_host_mak
7209 fi
7210
7211 if test "$localtime_r" = "yes" ; then
7212 echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
7213 fi
7214 if test "$qom_cast_debug" = "yes" ; then
7215 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
7216 fi
7217 if test "$rbd" = "yes" ; then
7218 echo "CONFIG_RBD=y" >> $config_host_mak
7219 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
7220 fi
7221
7222 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
7223 if test "$coroutine_pool" = "yes" ; then
7224 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
7225 else
7226 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
7227 fi
7228
7229 if test "$debug_stack_usage" = "yes" ; then
7230 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
7231 fi
7232
7233 if test "$crypto_afalg" = "yes" ; then
7234 echo "CONFIG_AF_ALG=y" >> $config_host_mak
7235 fi
7236
7237 if test "$open_by_handle_at" = "yes" ; then
7238 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
7239 fi
7240
7241 if test "$linux_magic_h" = "yes" ; then
7242 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
7243 fi
7244
7245 if test "$valgrind_h" = "yes" ; then
7246 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
7247 fi
7248
7249 if test "$have_asan_iface_fiber" = "yes" ; then
7250 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
7251 fi
7252
7253 if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then
7254 echo "CONFIG_TSAN=y" >> $config_host_mak
7255 fi
7256
7257 if test "$has_environ" = "yes" ; then
7258 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
7259 fi
7260
7261 if test "$cpuid_h" = "yes" ; then
7262 echo "CONFIG_CPUID_H=y" >> $config_host_mak
7263 fi
7264
7265 if test "$int128" = "yes" ; then
7266 echo "CONFIG_INT128=y" >> $config_host_mak
7267 fi
7268
7269 if test "$atomic128" = "yes" ; then
7270 echo "CONFIG_ATOMIC128=y" >> $config_host_mak
7271 fi
7272
7273 if test "$cmpxchg128" = "yes" ; then
7274 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak
7275 fi
7276
7277 if test "$atomic64" = "yes" ; then
7278 echo "CONFIG_ATOMIC64=y" >> $config_host_mak
7279 fi
7280
7281 if test "$attralias" = "yes" ; then
7282 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
7283 fi
7284
7285 if test "$getauxval" = "yes" ; then
7286 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
7287 fi
7288
7289 if test "$glusterfs" = "yes" ; then
7290 echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
7291 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
7292 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
7293 fi
7294
7295 if test "$glusterfs_xlator_opt" = "yes" ; then
7296 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
7297 fi
7298
7299 if test "$glusterfs_discard" = "yes" ; then
7300 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
7301 fi
7302
7303 if test "$glusterfs_fallocate" = "yes" ; then
7304 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
7305 fi
7306
7307 if test "$glusterfs_zerofill" = "yes" ; then
7308 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
7309 fi
7310
7311 if test "$glusterfs_ftruncate_has_stat" = "yes" ; then
7312 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak
7313 fi
7314
7315 if test "$glusterfs_iocb_has_stat" = "yes" ; then
7316 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak
7317 fi
7318
7319 if test "$libssh" = "yes" ; then
7320 echo "CONFIG_LIBSSH=y" >> $config_host_mak
7321 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
7322 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak
7323 fi
7324
7325 if test "$live_block_migration" = "yes" ; then
7326 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
7327 fi
7328
7329 if test "$tpm" = "yes"; then
7330 echo 'CONFIG_TPM=y' >> $config_host_mak
7331 fi
7332
7333 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
7334 if have_backend "nop"; then
7335 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
7336 fi
7337 if have_backend "simple"; then
7338 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
7339 # Set the appropriate trace file.
7340 trace_file="\"$trace_file-\" FMT_pid"
7341 fi
7342 if have_backend "log"; then
7343 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
7344 fi
7345 if have_backend "ust"; then
7346 echo "CONFIG_TRACE_UST=y" >> $config_host_mak
7347 echo "LTTNG_UST_LIBS=$lttng_ust_libs" >> $config_host_mak
7348 echo "URCU_BP_LIBS=$urcu_bp_libs" >> $config_host_mak
7349 fi
7350 if have_backend "dtrace"; then
7351 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
7352 if test "$trace_backend_stap" = "yes" ; then
7353 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
7354 fi
7355 fi
7356 if have_backend "ftrace"; then
7357 if test "$linux" = "yes" ; then
7358 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
7359 else
7360 feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
7361 fi
7362 fi
7363 if have_backend "syslog"; then
7364 if test "$posix_syslog" = "yes" ; then
7365 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
7366 else
7367 feature_not_found "syslog(trace backend)" "syslog not available"
7368 fi
7369 fi
7370 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
7371
7372 if test "$rdma" = "yes" ; then
7373 echo "CONFIG_RDMA=y" >> $config_host_mak
7374 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
7375 fi
7376
7377 if test "$pvrdma" = "yes" ; then
7378 echo "CONFIG_PVRDMA=y" >> $config_host_mak
7379 fi
7380
7381 if test "$have_rtnetlink" = "yes" ; then
7382 echo "CONFIG_RTNETLINK=y" >> $config_host_mak
7383 fi
7384
7385 if test "$libxml2" = "yes" ; then
7386 echo "CONFIG_LIBXML2=y" >> $config_host_mak
7387 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak
7388 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak
7389 fi
7390
7391 if test "$replication" = "yes" ; then
7392 echo "CONFIG_REPLICATION=y" >> $config_host_mak
7393 fi
7394
7395 if test "$have_af_vsock" = "yes" ; then
7396 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
7397 fi
7398
7399 if test "$have_sysmacros" = "yes" ; then
7400 echo "CONFIG_SYSMACROS=y" >> $config_host_mak
7401 fi
7402
7403 if test "$have_static_assert" = "yes" ; then
7404 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
7405 fi
7406
7407 if test "$have_utmpx" = "yes" ; then
7408 echo "HAVE_UTMPX=y" >> $config_host_mak
7409 fi
7410 if test "$have_getrandom" = "yes" ; then
7411 echo "CONFIG_GETRANDOM=y" >> $config_host_mak
7412 fi
7413 if test "$ivshmem" = "yes" ; then
7414 echo "CONFIG_IVSHMEM=y" >> $config_host_mak
7415 fi
7416 if test "$capstone" != "no" ; then
7417 echo "CONFIG_CAPSTONE=y" >> $config_host_mak
7418 echo "CAPSTONE_CFLAGS=$capstone_cflags" >> $config_host_mak
7419 echo "CAPSTONE_LIBS=$capstone_libs" >> $config_host_mak
7420 fi
7421 if test "$debug_mutex" = "yes" ; then
7422 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
7423 fi
7424
7425 # Hold two types of flag:
7426 # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
7427 # a thread we have a handle to
7428 # CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular
7429 # platform
7430 if test "$pthread_setname_np_w_tid" = "yes" ; then
7431 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7432 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak
7433 elif test "$pthread_setname_np_wo_tid" = "yes" ; then
7434 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7435 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak
7436 fi
7437
7438 if test "$libpmem" = "yes" ; then
7439 echo "CONFIG_LIBPMEM=y" >> $config_host_mak
7440 echo "LIBPMEM_LIBS=$libpmem_libs" >> $config_host_mak
7441 echo "LIBPMEM_CFLAGS=$libpmem_cflags" >> $config_host_mak
7442 fi
7443
7444 if test "$libdaxctl" = "yes" ; then
7445 echo "CONFIG_LIBDAXCTL=y" >> $config_host_mak
7446 echo "LIBDAXCTL_LIBS=$libdaxctl_libs" >> $config_host_mak
7447 fi
7448
7449 if test "$bochs" = "yes" ; then
7450 echo "CONFIG_BOCHS=y" >> $config_host_mak
7451 fi
7452 if test "$cloop" = "yes" ; then
7453 echo "CONFIG_CLOOP=y" >> $config_host_mak
7454 fi
7455 if test "$dmg" = "yes" ; then
7456 echo "CONFIG_DMG=y" >> $config_host_mak
7457 fi
7458 if test "$qcow1" = "yes" ; then
7459 echo "CONFIG_QCOW1=y" >> $config_host_mak
7460 fi
7461 if test "$vdi" = "yes" ; then
7462 echo "CONFIG_VDI=y" >> $config_host_mak
7463 fi
7464 if test "$vvfat" = "yes" ; then
7465 echo "CONFIG_VVFAT=y" >> $config_host_mak
7466 fi
7467 if test "$qed" = "yes" ; then
7468 echo "CONFIG_QED=y" >> $config_host_mak
7469 fi
7470 if test "$parallels" = "yes" ; then
7471 echo "CONFIG_PARALLELS=y" >> $config_host_mak
7472 fi
7473 if test "$sheepdog" = "yes" ; then
7474 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak
7475 fi
7476 if test "$pty_h" = "yes" ; then
7477 echo "HAVE_PTY_H=y" >> $config_host_mak
7478 fi
7479 if test "$have_mlockall" = "yes" ; then
7480 echo "HAVE_MLOCKALL=y" >> $config_host_mak
7481 fi
7482 if test "$fuzzing" = "yes" ; then
7483 QEMU_CFLAGS="$QEMU_CFLAGS -fsanitize=fuzzer-no-link"
7484 fi
7485
7486 if test "$plugins" = "yes" ; then
7487 echo "CONFIG_PLUGIN=y" >> $config_host_mak
7488 LIBS="-ldl $LIBS"
7489 # Copy the export object list to the build dir
7490 if test "$ld_dynamic_list" = "yes" ; then
7491 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak
7492 ld_symbols=qemu-plugins-ld.symbols
7493 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols
7494 elif test "$ld_exported_symbols_list" = "yes" ; then
7495 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak
7496 ld64_symbols=qemu-plugins-ld64.symbols
7497 echo "# Automatically generated by configure - do not modify" > $ld64_symbols
7498 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \
7499 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols
7500 else
7501 error_exit \
7502 "If \$plugins=yes, either \$ld_dynamic_list or " \
7503 "\$ld_exported_symbols_list should have been set to 'yes'."
7504 fi
7505 fi
7506
7507 if test -n "$gdb_bin" ; then
7508 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
7509 fi
7510
7511 if test "$secret_keyring" = "yes" ; then
7512 echo "CONFIG_SECRET_KEYRING=y" >> $config_host_mak
7513 if test "$have_keyutils" = "yes" ; then
7514 echo "CONFIG_TEST_SECRET_KEYRING=y" >> $config_host_mak
7515 fi
7516 fi
7517
7518 if test "$tcg_interpreter" = "yes"; then
7519 QEMU_INCLUDES="-iquote ${source_path}/tcg/tci $QEMU_INCLUDES"
7520 elif test "$ARCH" = "sparc64" ; then
7521 QEMU_INCLUDES="-iquote ${source_path}/tcg/sparc $QEMU_INCLUDES"
7522 elif test "$ARCH" = "s390x" ; then
7523 QEMU_INCLUDES="-iquote ${source_path}/tcg/s390 $QEMU_INCLUDES"
7524 elif test "$ARCH" = "x86_64" || test "$ARCH" = "x32" ; then
7525 QEMU_INCLUDES="-iquote ${source_path}/tcg/i386 $QEMU_INCLUDES"
7526 elif test "$ARCH" = "ppc64" ; then
7527 QEMU_INCLUDES="-iquote ${source_path}/tcg/ppc $QEMU_INCLUDES"
7528 elif test "$ARCH" = "riscv32" || test "$ARCH" = "riscv64" ; then
7529 QEMU_INCLUDES="-I${source_path}/tcg/riscv $QEMU_INCLUDES"
7530 else
7531 QEMU_INCLUDES="-iquote ${source_path}/tcg/${ARCH} $QEMU_INCLUDES"
7532 fi
7533
7534 echo "ROMS=$roms" >> $config_host_mak
7535 echo "MAKE=$make" >> $config_host_mak
7536 echo "INSTALL=$install" >> $config_host_mak
7537 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
7538 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
7539 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
7540 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
7541 echo "PYTHON=$python" >> $config_host_mak
7542 echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak
7543 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
7544 echo "MESON=$meson" >> $config_host_mak
7545 echo "CC=$cc" >> $config_host_mak
7546 if $iasl -h > /dev/null 2>&1; then
7547 echo "CONFIG_IASL=$iasl" >> $config_host_mak
7548 fi
7549 echo "CXX=$cxx" >> $config_host_mak
7550 echo "OBJCC=$objcc" >> $config_host_mak
7551 echo "AR=$ar" >> $config_host_mak
7552 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
7553 echo "AS=$as" >> $config_host_mak
7554 echo "CCAS=$ccas" >> $config_host_mak
7555 echo "CPP=$cpp" >> $config_host_mak
7556 echo "OBJCOPY=$objcopy" >> $config_host_mak
7557 echo "LD=$ld" >> $config_host_mak
7558 echo "RANLIB=$ranlib" >> $config_host_mak
7559 echo "NM=$nm" >> $config_host_mak
7560 echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak
7561 echo "WINDRES=$windres" >> $config_host_mak
7562 echo "CFLAGS=$CFLAGS" >> $config_host_mak
7563 echo "CXXFLAGS=$CXXFLAGS" >> $config_host_mak
7564 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
7565 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
7566 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
7567 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
7568 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
7569 echo "GLIB_LIBS=$glib_libs" >> $config_host_mak
7570 if test "$sparse" = "yes" ; then
7571 echo "SPARSE_CFLAGS = -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
7572 fi
7573 echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
7574 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
7575 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
7576 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
7577 echo "LIBS+=$LIBS" >> $config_host_mak
7578 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
7579 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
7580 echo "EXESUF=$EXESUF" >> $config_host_mak
7581 echo "HOST_DSOSUF=$HOST_DSOSUF" >> $config_host_mak
7582 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
7583 echo "LIBS_QGA=$libs_qga" >> $config_host_mak
7584 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
7585 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
7586 echo "POD2MAN=$POD2MAN" >> $config_host_mak
7587 if test "$gcov" = "yes" ; then
7588 echo "CONFIG_GCOV=y" >> $config_host_mak
7589 fi
7590
7591 if test "$libudev" != "no"; then
7592 echo "CONFIG_LIBUDEV=y" >> $config_host_mak
7593 echo "LIBUDEV_LIBS=$libudev_libs" >> $config_host_mak
7594 fi
7595 if test "$fuzzing" != "no"; then
7596 echo "CONFIG_FUZZ=y" >> $config_host_mak
7597 fi
7598
7599 if test "$edk2_blobs" = "yes" ; then
7600 echo "DECOMPRESS_EDK2_BLOBS=y" >> $config_host_mak
7601 fi
7602
7603 if test "$rng_none" = "yes"; then
7604 echo "CONFIG_RNG_NONE=y" >> $config_host_mak
7605 fi
7606
7607 # use included Linux headers
7608 if test "$linux" = "yes" ; then
7609 mkdir -p linux-headers
7610 case "$cpu" in
7611 i386|x86_64|x32)
7612 linux_arch=x86
7613 ;;
7614 ppc|ppc64|ppc64le)
7615 linux_arch=powerpc
7616 ;;
7617 s390x)
7618 linux_arch=s390
7619 ;;
7620 aarch64)
7621 linux_arch=arm64
7622 ;;
7623 mips64)
7624 linux_arch=mips
7625 ;;
7626 *)
7627 # For most CPUs the kernel architecture name and QEMU CPU name match.
7628 linux_arch="$cpu"
7629 ;;
7630 esac
7631 # For non-KVM architectures we will not have asm headers
7632 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
7633 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
7634 fi
7635 fi
7636
7637 for target in $target_list; do
7638 target_dir="$target"
7639 config_target_mak=$target_dir/config-target.mak
7640 target_name=$(echo $target | cut -d '-' -f 1)
7641 target_aligned_only="no"
7642 case "$target_name" in
7643 alpha|hppa|mips64el|mips64|mipsel|mips|mipsn32|mipsn32el|sh4|sh4eb|sparc|sparc64|sparc32plus|xtensa|xtensaeb)
7644 target_aligned_only="yes"
7645 ;;
7646 esac
7647 target_bigendian="no"
7648 case "$target_name" in
7649 armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
7650 target_bigendian="yes"
7651 ;;
7652 esac
7653 target_softmmu="no"
7654 target_user_only="no"
7655 target_linux_user="no"
7656 target_bsd_user="no"
7657 case "$target" in
7658 ${target_name}-softmmu)
7659 target_softmmu="yes"
7660 ;;
7661 ${target_name}-linux-user)
7662 target_user_only="yes"
7663 target_linux_user="yes"
7664 ;;
7665 ${target_name}-bsd-user)
7666 target_user_only="yes"
7667 target_bsd_user="yes"
7668 ;;
7669 *)
7670 error_exit "Target '$target' not recognised"
7671 exit 1
7672 ;;
7673 esac
7674
7675 mkdir -p $target_dir
7676 echo "# Automatically generated by configure - do not modify" > $config_target_mak
7677
7678 bflt="no"
7679 mttcg="no"
7680 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
7681 gdb_xml_files=""
7682
7683 TARGET_ARCH="$target_name"
7684 TARGET_BASE_ARCH=""
7685 TARGET_ABI_DIR=""
7686 TARGET_SYSTBL_ABI=""
7687 TARGET_SYSTBL=""
7688
7689 case "$target_name" in
7690 i386)
7691 mttcg="yes"
7692 gdb_xml_files="i386-32bit.xml"
7693 TARGET_SYSTBL_ABI=i386
7694 TARGET_SYSTBL=syscall_32.tbl
7695 ;;
7696 x86_64)
7697 TARGET_BASE_ARCH=i386
7698 TARGET_SYSTBL_ABI=common,64
7699 TARGET_SYSTBL=syscall_64.tbl
7700 mttcg="yes"
7701 gdb_xml_files="i386-64bit.xml"
7702 ;;
7703 alpha)
7704 mttcg="yes"
7705 TARGET_SYSTBL_ABI=common
7706 ;;
7707 arm|armeb)
7708 TARGET_ARCH=arm
7709 TARGET_SYSTBL_ABI=common,oabi
7710 bflt="yes"
7711 mttcg="yes"
7712 gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
7713 ;;
7714 aarch64|aarch64_be)
7715 TARGET_ARCH=aarch64
7716 TARGET_BASE_ARCH=arm
7717 bflt="yes"
7718 mttcg="yes"
7719 gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
7720 ;;
7721 avr)
7722 gdb_xml_files="avr-cpu.xml"
7723 target_compiler=$cross_cc_avr
7724 ;;
7725 cris)
7726 ;;
7727 hppa)
7728 mttcg="yes"
7729 TARGET_SYSTBL_ABI=common,32
7730 ;;
7731 lm32)
7732 ;;
7733 m68k)
7734 bflt="yes"
7735 gdb_xml_files="cf-core.xml cf-fp.xml m68k-core.xml m68k-fp.xml"
7736 TARGET_SYSTBL_ABI=common
7737 ;;
7738 microblaze|microblazeel)
7739 TARGET_ARCH=microblaze
7740 TARGET_SYSTBL_ABI=common
7741 mttcg="yes"
7742 bflt="yes"
7743 echo "TARGET_ABI32=y" >> $config_target_mak
7744 ;;
7745 mips|mipsel)
7746 mttcg="yes"
7747 TARGET_ARCH=mips
7748 echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
7749 TARGET_SYSTBL_ABI=o32
7750 TARGET_SYSTBL=syscall_o32.tbl
7751 ;;
7752 mipsn32|mipsn32el)
7753 mttcg="yes"
7754 TARGET_ARCH=mips64
7755 TARGET_BASE_ARCH=mips
7756 echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
7757 echo "TARGET_ABI32=y" >> $config_target_mak
7758 TARGET_SYSTBL_ABI=n32
7759 TARGET_SYSTBL=syscall_n32.tbl
7760 ;;
7761 mips64|mips64el)
7762 mttcg="no"
7763 TARGET_ARCH=mips64
7764 TARGET_BASE_ARCH=mips
7765 echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
7766 TARGET_SYSTBL_ABI=n64
7767 TARGET_SYSTBL=syscall_n64.tbl
7768 ;;
7769 moxie)
7770 ;;
7771 nios2)
7772 ;;
7773 or1k)
7774 TARGET_ARCH=openrisc
7775 TARGET_BASE_ARCH=openrisc
7776 ;;
7777 ppc)
7778 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
7779 TARGET_SYSTBL_ABI=common,nospu,32
7780 ;;
7781 ppc64)
7782 TARGET_BASE_ARCH=ppc
7783 TARGET_ABI_DIR=ppc
7784 TARGET_SYSTBL_ABI=common,nospu,64
7785 mttcg=yes
7786 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7787 ;;
7788 ppc64le)
7789 TARGET_ARCH=ppc64
7790 TARGET_BASE_ARCH=ppc
7791 TARGET_ABI_DIR=ppc
7792 TARGET_SYSTBL_ABI=common,nospu,64
7793 mttcg=yes
7794 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7795 ;;
7796 ppc64abi32)
7797 TARGET_ARCH=ppc64
7798 TARGET_BASE_ARCH=ppc
7799 TARGET_ABI_DIR=ppc
7800 TARGET_SYSTBL_ABI=common,nospu,32
7801 echo "TARGET_ABI32=y" >> $config_target_mak
7802 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7803 ;;
7804 riscv32)
7805 TARGET_BASE_ARCH=riscv
7806 TARGET_ABI_DIR=riscv
7807 mttcg=yes
7808 gdb_xml_files="riscv-32bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-32bit-csr.xml riscv-32bit-virtual.xml"
7809 ;;
7810 riscv64)
7811 TARGET_BASE_ARCH=riscv
7812 TARGET_ABI_DIR=riscv
7813 mttcg=yes
7814 gdb_xml_files="riscv-64bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-64bit-csr.xml riscv-64bit-virtual.xml"
7815 ;;
7816 rx)
7817 TARGET_ARCH=rx
7818 bflt="yes"
7819 target_compiler=$cross_cc_rx
7820 gdb_xml_files="rx-core.xml"
7821 ;;
7822 sh4|sh4eb)
7823 TARGET_ARCH=sh4
7824 TARGET_SYSTBL_ABI=common
7825 bflt="yes"
7826 ;;
7827 sparc)
7828 TARGET_SYSTBL_ABI=common,32
7829 ;;
7830 sparc64)
7831 TARGET_BASE_ARCH=sparc
7832 TARGET_SYSTBL_ABI=common,64
7833 ;;
7834 sparc32plus)
7835 TARGET_ARCH=sparc64
7836 TARGET_BASE_ARCH=sparc
7837 TARGET_ABI_DIR=sparc
7838 TARGET_SYSTBL_ABI=common,32
7839 echo "TARGET_ABI32=y" >> $config_target_mak
7840 ;;
7841 s390x)
7842 TARGET_SYSTBL_ABI=common,64
7843 mttcg=yes
7844 gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
7845 ;;
7846 tilegx)
7847 ;;
7848 tricore)
7849 ;;
7850 unicore32)
7851 ;;
7852 xtensa|xtensaeb)
7853 TARGET_ARCH=xtensa
7854 TARGET_SYSTBL_ABI=common
7855 bflt="yes"
7856 mttcg="yes"
7857 ;;
7858 *)
7859 error_exit "Unsupported target CPU"
7860 ;;
7861 esac
7862 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
7863 if [ "$TARGET_BASE_ARCH" = "" ]; then
7864 TARGET_BASE_ARCH=$TARGET_ARCH
7865 fi
7866 if [ "$TARGET_SYSTBL_ABI" != "" ] && [ "$TARGET_SYSTBL" = "" ]; then
7867 TARGET_SYSTBL=syscall.tbl
7868 fi
7869
7870 upper() {
7871 echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
7872 }
7873
7874 target_arch_name="$(upper $TARGET_ARCH)"
7875 echo "TARGET_$target_arch_name=y" >> $config_target_mak
7876 echo "TARGET_NAME=$target_name" >> $config_target_mak
7877 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
7878 if [ "$TARGET_ABI_DIR" = "" ]; then
7879 TARGET_ABI_DIR=$TARGET_ARCH
7880 fi
7881 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
7882 if [ "$HOST_VARIANT_DIR" != "" ]; then
7883 echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
7884 fi
7885 if [ "$TARGET_SYSTBL_ABI" != "" ]; then
7886 echo "TARGET_SYSTBL_ABI=$TARGET_SYSTBL_ABI" >> $config_target_mak
7887 echo "TARGET_SYSTBL=$TARGET_SYSTBL" >> $config_target_mak
7888 fi
7889
7890 if supported_xen_target $target; then
7891 echo "CONFIG_XEN=y" >> $config_target_mak
7892 if test "$xen_pci_passthrough" = yes; then
7893 echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
7894 fi
7895 fi
7896 if supported_kvm_target $target; then
7897 echo "CONFIG_KVM=y" >> $config_target_mak
7898 fi
7899 if supported_hax_target $target; then
7900 echo "CONFIG_HAX=y" >> $config_target_mak
7901 fi
7902 if supported_hvf_target $target; then
7903 echo "CONFIG_HVF=y" >> $config_target_mak
7904 fi
7905 if supported_whpx_target $target; then
7906 echo "CONFIG_WHPX=y" >> $config_target_mak
7907 fi
7908 if test "$target_aligned_only" = "yes" ; then
7909 echo "TARGET_ALIGNED_ONLY=y" >> $config_target_mak
7910 fi
7911 if test "$target_bigendian" = "yes" ; then
7912 echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
7913 fi
7914 if test "$target_softmmu" = "yes" ; then
7915 echo "CONFIG_SOFTMMU=y" >> $config_target_mak
7916 if test "$mttcg" = "yes" ; then
7917 echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
7918 fi
7919 fi
7920 if test "$target_user_only" = "yes" ; then
7921 echo "CONFIG_USER_ONLY=y" >> $config_target_mak
7922 echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
7923 symlink "../qemu-$target_name" "$target_dir/qemu-$target_name"
7924 else
7925 symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name"
7926 fi
7927 if test "$target_linux_user" = "yes" ; then
7928 echo "CONFIG_LINUX_USER=y" >> $config_target_mak
7929 fi
7930 list=""
7931 if test ! -z "$gdb_xml_files" ; then
7932 for x in $gdb_xml_files; do
7933 list="$list gdb-xml/$x"
7934 done
7935 echo "TARGET_XML_FILES=$list" >> $config_target_mak
7936 fi
7937
7938 if test "$target_user_only" = "yes" && test "$bflt" = "yes"; then
7939 echo "TARGET_HAS_BFLT=y" >> $config_target_mak
7940 fi
7941 if test "$target_bsd_user" = "yes" ; then
7942 echo "CONFIG_BSD_USER=y" >> $config_target_mak
7943 fi
7944
7945
7946 # generate QEMU_CFLAGS/QEMU_LDFLAGS for targets
7947
7948 disas_config() {
7949 echo "CONFIG_${1}_DIS=y" >> $config_target_mak
7950 echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
7951 }
7952
7953 for i in $ARCH $TARGET_BASE_ARCH ; do
7954 case "$i" in
7955 alpha)
7956 disas_config "ALPHA"
7957 ;;
7958 aarch64)
7959 if test -n "${cxx}"; then
7960 disas_config "ARM_A64"
7961 fi
7962 ;;
7963 arm)
7964 disas_config "ARM"
7965 if test -n "${cxx}"; then
7966 disas_config "ARM_A64"
7967 fi
7968 ;;
7969 avr)
7970 disas_config "AVR"
7971 ;;
7972 cris)
7973 disas_config "CRIS"
7974 ;;
7975 hppa)
7976 disas_config "HPPA"
7977 ;;
7978 i386|x86_64|x32)
7979 disas_config "I386"
7980 ;;
7981 lm32)
7982 disas_config "LM32"
7983 ;;
7984 m68k)
7985 disas_config "M68K"
7986 ;;
7987 microblaze*)
7988 disas_config "MICROBLAZE"
7989 ;;
7990 mips*)
7991 disas_config "MIPS"
7992 if test -n "${cxx}"; then
7993 disas_config "NANOMIPS"
7994 fi
7995 ;;
7996 moxie*)
7997 disas_config "MOXIE"
7998 ;;
7999 nios2)
8000 disas_config "NIOS2"
8001 ;;
8002 or1k)
8003 disas_config "OPENRISC"
8004 ;;
8005 ppc*)
8006 disas_config "PPC"
8007 ;;
8008 riscv*)
8009 disas_config "RISCV"
8010 ;;
8011 rx)
8012 disas_config "RX"
8013 ;;
8014 s390*)
8015 disas_config "S390"
8016 ;;
8017 sh4)
8018 disas_config "SH4"
8019 ;;
8020 sparc*)
8021 disas_config "SPARC"
8022 ;;
8023 xtensa*)
8024 disas_config "XTENSA"
8025 ;;
8026 esac
8027 done
8028 if test "$tcg_interpreter" = "yes" ; then
8029 disas_config "TCI"
8030 fi
8031
8032 done # for target in $targets
8033
8034 if [ "$fdt" = "git" ]; then
8035 subdirs="$subdirs dtc"
8036 fi
8037 if [ "$capstone" = "git" -o "$capstone" = "internal" ]; then
8038 subdirs="$subdirs capstone"
8039 fi
8040 echo "SUBDIRS=$subdirs" >> $config_host_mak
8041 if test -n "$LIBCAPSTONE"; then
8042 echo "LIBCAPSTONE=$LIBCAPSTONE" >> $config_host_mak
8043 fi
8044
8045 if test "$numa" = "yes"; then
8046 echo "CONFIG_NUMA=y" >> $config_host_mak
8047 echo "NUMA_LIBS=$numa_libs" >> $config_host_mak
8048 fi
8049
8050 if test "$ccache_cpp2" = "yes"; then
8051 echo "export CCACHE_CPP2=y" >> $config_host_mak
8052 fi
8053
8054 if test "$safe_stack" = "yes"; then
8055 echo "CONFIG_SAFESTACK=y" >> $config_host_mak
8056 fi
8057
8058 # If we're using a separate build tree, set it up now.
8059 # DIRS are directories which we simply mkdir in the build tree;
8060 # LINKS are things to symlink back into the source tree
8061 # (these can be both files and directories).
8062 # Caution: do not add files or directories here using wildcards. This
8063 # will result in problems later if a new file matching the wildcard is
8064 # added to the source tree -- nothing will cause configure to be rerun
8065 # so the build tree will be missing the link back to the new file, and
8066 # tests might fail. Prefer to keep the relevant files in their own
8067 # directory and symlink the directory instead.
8068 DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos"
8069 DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph"
8070 DIRS="$DIRS docs docs/interop fsdev scsi"
8071 DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw"
8072 DIRS="$DIRS roms/seabios"
8073 LINKS="Makefile"
8074 LINKS="$LINKS tests/tcg/lm32/Makefile"
8075 LINKS="$LINKS tests/tcg/Makefile.target"
8076 LINKS="$LINKS pc-bios/optionrom/Makefile"
8077 LINKS="$LINKS pc-bios/s390-ccw/Makefile"
8078 LINKS="$LINKS roms/seabios/Makefile"
8079 LINKS="$LINKS pc-bios/qemu-icon.bmp"
8080 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
8081 LINKS="$LINKS tests/acceptance tests/data"
8082 LINKS="$LINKS tests/qemu-iotests/check"
8083 LINKS="$LINKS python"
8084 for bios_file in \
8085 $source_path/pc-bios/*.bin \
8086 $source_path/pc-bios/*.elf \
8087 $source_path/pc-bios/*.lid \
8088 $source_path/pc-bios/*.rom \
8089 $source_path/pc-bios/*.dtb \
8090 $source_path/pc-bios/*.img \
8091 $source_path/pc-bios/openbios-* \
8092 $source_path/pc-bios/u-boot.* \
8093 $source_path/pc-bios/edk2-*.fd.bz2 \
8094 $source_path/pc-bios/palcode-*
8095 do
8096 LINKS="$LINKS pc-bios/$(basename $bios_file)"
8097 done
8098 mkdir -p $DIRS
8099 for f in $LINKS ; do
8100 if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
8101 symlink "$source_path/$f" "$f"
8102 fi
8103 done
8104
8105 (for i in $cross_cc_vars; do
8106 export $i
8107 done
8108 export target_list source_path use_containers
8109 $source_path/tests/tcg/configure.sh)
8110
8111 # temporary config to build submodules
8112 for rom in seabios; do
8113 config_mak=roms/$rom/config.mak
8114 echo "# Automatically generated by configure - do not modify" > $config_mak
8115 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
8116 echo "AS=$as" >> $config_mak
8117 echo "CCAS=$ccas" >> $config_mak
8118 echo "CC=$cc" >> $config_mak
8119 echo "BCC=bcc" >> $config_mak
8120 echo "CPP=$cpp" >> $config_mak
8121 echo "OBJCOPY=objcopy" >> $config_mak
8122 echo "IASL=$iasl" >> $config_mak
8123 echo "LD=$ld" >> $config_mak
8124 echo "RANLIB=$ranlib" >> $config_mak
8125 done
8126
8127 # set up qemu-iotests in this build directory
8128 iotests_common_env="tests/qemu-iotests/common.env"
8129
8130 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
8131 echo >> "$iotests_common_env"
8132 echo "export PYTHON='$python'" >> "$iotests_common_env"
8133
8134 if test "$skip_meson" = no; then
8135 cross="config-meson.cross.new"
8136 meson_quote() {
8137 echo "['$(echo $* | sed "s/ /','/g")']"
8138 }
8139
8140 echo "# Automatically generated by configure - do not modify" > $cross
8141 echo "[properties]" >> $cross
8142 test -z "$cxx" && echo "link_language = 'c'" >> $cross
8143 echo "[binaries]" >> $cross
8144 echo "c = $(meson_quote $cc)" >> $cross
8145 test -n "$cxx" && echo "cpp = $(meson_quote $cxx)" >> $cross
8146 echo "ar = $(meson_quote $ar)" >> $cross
8147 echo "nm = $(meson_quote $nm)" >> $cross
8148 echo "pkgconfig = $(meson_quote $pkg_config_exe)" >> $cross
8149 echo "ranlib = $(meson_quote $ranlib)" >> $cross
8150 echo "strip = $(meson_quote $strip)" >> $cross
8151 echo "windres = $(meson_quote $windres)" >> $cross
8152 if test -n "$cross_prefix"; then
8153 cross_arg="--cross-file config-meson.cross"
8154 # Hack: Meson expects an absolute path for the *build* machine
8155 # for the prefix, so add a slash in front of a Windows path that
8156 # includes a drive letter.
8157 #
8158 # See https://github.com/mesonbuild/meson/issues/7577.
8159 echo "[host_machine]" >> $cross
8160 if test "$mingw32" = "yes" ; then
8161 echo "system = 'windows'" >> $cross
8162 case $prefix in
8163 ?:*) pre_prefix=/ ;;
8164 esac
8165 fi
8166 case "$ARCH" in
8167 i386|x86_64)
8168 echo "cpu_family = 'x86'" >> $cross
8169 ;;
8170 ppc64le)
8171 echo "cpu_family = 'ppc64'" >> $cross
8172 ;;
8173 *)
8174 echo "cpu_family = '$ARCH'" >> $cross
8175 ;;
8176 esac
8177 echo "cpu = '$cpu'" >> $cross
8178 if test "$bigendian" = "yes" ; then
8179 echo "endian = 'big'" >> $cross
8180 else
8181 echo "endian = 'little'" >> $cross
8182 fi
8183 else
8184 cross_arg="--native-file config-meson.cross"
8185 fi
8186 mv $cross config-meson.cross
8187
8188 rm -rf meson-private meson-info meson-logs
8189 NINJA=${ninja:-$PWD/ninjatool} $meson setup \
8190 --prefix "${pre_prefix}$prefix" \
8191 --libdir "${pre_prefix}$libdir" \
8192 --libexecdir "${pre_prefix}$libexecdir" \
8193 --bindir "${pre_prefix}$bindir" \
8194 --includedir "${pre_prefix}$includedir" \
8195 --datadir "${pre_prefix}$datadir" \
8196 --mandir "${pre_prefix}$mandir" \
8197 --sysconfdir "${pre_prefix}$sysconfdir" \
8198 --localstatedir "${pre_prefix}$local_statedir" \
8199 -Ddocdir="${pre_prefix}$docdir" \
8200 -Dqemu_suffix="$qemu_suffix" \
8201 -Doptimization=$(if test "$debug" = yes; then echo 0; else echo 2; fi) \
8202 -Ddebug=$(if test "$debug_info" = yes; then echo true; else echo false; fi) \
8203 -Dwerror=$(if test "$werror" = yes; then echo true; else echo false; fi) \
8204 -Dstrip=$(if test "$strip_opt" = yes; then echo true; else echo false; fi) \
8205 -Db_pie=$(if test "$pie" = yes; then echo true; else echo false; fi) \
8206 -Db_coverage=$(if test "$gcov" = yes; then echo true; else echo false; fi) \
8207 -Dsdl=$sdl -Dsdl_image=$sdl_image \
8208 -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \
8209 -Dgettext=$gettext -Dxkbcommon=$xkbcommon -Du2f=$u2f\
8210 $cross_arg \
8211 "$PWD" "$source_path"
8212
8213 if test "$?" -ne 0 ; then
8214 error_exit "meson setup failed"
8215 fi
8216 touch ninjatool.stamp
8217 fi
8218
8219 # Save the configure command line for later reuse.
8220 cat <<EOD >config.status
8221 #!/bin/sh
8222 # Generated by configure.
8223 # Run this file to recreate the current configuration.
8224 # Compiler output produced by configure, useful for debugging
8225 # configure, is in config.log if it exists.
8226 EOD
8227
8228 preserve_env() {
8229 envname=$1
8230
8231 eval envval=\$$envname
8232
8233 if test -n "$envval"
8234 then
8235 echo "$envname='$envval'" >> config.status
8236 echo "export $envname" >> config.status
8237 else
8238 echo "unset $envname" >> config.status
8239 fi
8240 }
8241
8242 # Preserve various env variables that influence what
8243 # features/build target configure will detect
8244 preserve_env AR
8245 preserve_env AS
8246 preserve_env CC
8247 preserve_env CPP
8248 preserve_env CXX
8249 preserve_env INSTALL
8250 preserve_env LD
8251 preserve_env LD_LIBRARY_PATH
8252 preserve_env LIBTOOL
8253 preserve_env MAKE
8254 preserve_env NM
8255 preserve_env OBJCOPY
8256 preserve_env PATH
8257 preserve_env PKG_CONFIG
8258 preserve_env PKG_CONFIG_LIBDIR
8259 preserve_env PKG_CONFIG_PATH
8260 preserve_env PYTHON
8261 preserve_env SDL2_CONFIG
8262 preserve_env SMBD
8263 preserve_env STRIP
8264 preserve_env WINDRES
8265
8266 printf "exec" >>config.status
8267 for i in "$0" "$@"; do
8268 test "$i" = --skip-meson || printf " '%s'" "$i" >>config.status
8269 done
8270 echo ' "$@"' >>config.status
8271 chmod +x config.status
8272
8273 rm -r "$TMPDIR1"
Random patches