?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
target/riscv: Update the CSRs to the v0.6 Hyp extension
[qemu/ar7.git] / configure
blobb1e11397a827f674b01667e0e3bc4274e2c86a69
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 firmwarepath="\${prefix}/share/qemu-firmware"
477 confsuffix="/qemu"
478 slirp=""
479 oss_lib=""
480 bsd="no"
481 linux="no"
482 solaris="no"
483 profiler="no"
484 cocoa="no"
485 softmmu="yes"
486 linux_user="no"
487 bsd_user="no"
488 blobs="yes"
489 edk2_blobs="no"
490 pkgversion=""
491 pie=""
492 qom_cast_debug="yes"
493 trace_backends="log"
494 trace_file="trace"
495 spice=""
496 rbd=""
497 smartcard=""
498 libusb=""
499 usb_redir=""
500 opengl=""
501 opengl_dmabuf="no"
502 cpuid_h="no"
503 avx2_opt=""
504 zlib="yes"
505 capstone=""
506 lzo=""
507 snappy=""
508 bzip2=""
509 lzfse=""
510 zstd=""
511 guest_agent=""
512 guest_agent_with_vss="no"
513 guest_agent_ntddscsi="no"
514 guest_agent_msi=""
515 vss_win32_sdk=""
516 win_sdk="no"
517 want_tools=""
518 libiscsi=""
519 libnfs=""
520 coroutine=""
521 coroutine_pool=""
522 debug_stack_usage="no"
523 crypto_afalg="no"
524 seccomp=""
525 glusterfs=""
526 glusterfs_xlator_opt="no"
527 glusterfs_discard="no"
528 glusterfs_fallocate="no"
529 glusterfs_zerofill="no"
530 glusterfs_ftruncate_has_stat="no"
531 glusterfs_iocb_has_stat="no"
532 gtk=""
533 gtk_gl="no"
534 tls_priority="NORMAL"
535 gnutls=""
536 nettle=""
537 nettle_xts="no"
538 gcrypt=""
539 gcrypt_hmac="no"
540 gcrypt_xts="no"
541 qemu_private_xts="yes"
542 auth_pam=""
543 vte=""
544 virglrenderer=""
545 tpm=""
546 libssh=""
547 live_block_migration="yes"
548 numa=""
549 tcmalloc="no"
550 jemalloc="no"
551 replication="yes"
552 bochs="yes"
553 cloop="yes"
554 dmg="yes"
555 qcow1="yes"
556 vdi="yes"
557 vvfat="yes"
558 qed="yes"
559 parallels="yes"
560 sheepdog="yes"
561 libxml2=""
562 debug_mutex="no"
563 libpmem=""
564 default_devices="yes"
565 plugins="no"
566 fuzzing="no"
567 rng_none="no"
568 secret_keyring=""
569 libdaxctl=""
570 meson=""
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 $targetos in
849 MINGW32*)
850 mingw32="yes"
851 hax="yes"
852 vhost_user="no"
853 audio_possible_drivers="dsound sdl"
854 if check_include dsound.h; then
855 audio_drv_list="dsound"
856 else
857 audio_drv_list=""
858 fi
859 supported_os="yes"
860 ;;
861 GNU/kFreeBSD)
862 bsd="yes"
863 audio_drv_list="oss try-sdl"
864 audio_possible_drivers="oss sdl pa"
865 ;;
866 FreeBSD)
867 bsd="yes"
868 make="${MAKE-gmake}"
869 audio_drv_list="oss try-sdl"
870 audio_possible_drivers="oss sdl pa"
871 # needed for kinfo_getvmmap(3) in libutil.h
872 LIBS="-lutil $LIBS"
873 netmap="" # enable netmap autodetect
874 HOST_VARIANT_DIR="freebsd"
875 ;;
876 DragonFly)
877 bsd="yes"
878 make="${MAKE-gmake}"
879 audio_drv_list="oss try-sdl"
880 audio_possible_drivers="oss sdl pa"
881 HOST_VARIANT_DIR="dragonfly"
882 ;;
883 NetBSD)
884 bsd="yes"
885 hax="yes"
886 make="${MAKE-gmake}"
887 audio_drv_list="oss try-sdl"
888 audio_possible_drivers="oss sdl"
889 oss_lib="-lossaudio"
890 HOST_VARIANT_DIR="netbsd"
891 ;;
892 OpenBSD)
893 bsd="yes"
894 make="${MAKE-gmake}"
895 audio_drv_list="try-sdl"
896 audio_possible_drivers="sdl"
897 HOST_VARIANT_DIR="openbsd"
898 ;;
899 Darwin)
900 bsd="yes"
901 darwin="yes"
902 hax="yes"
903 hvf="yes"
904 LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
905 if [ "$cpu" = "x86_64" ] ; then
906 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
907 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS"
908 fi
909 cocoa="yes"
910 audio_drv_list="coreaudio try-sdl"
911 audio_possible_drivers="coreaudio sdl"
912 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS"
913 # Disable attempts to use ObjectiveC features in os/object.h since they
914 # won't work when we're compiling with gcc as a C compiler.
915 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
916 HOST_VARIANT_DIR="darwin"
917 ;;
918 SunOS)
919 solaris="yes"
920 make="${MAKE-gmake}"
921 install="${INSTALL-ginstall}"
922 smbd="${SMBD-/usr/sfw/sbin/smbd}"
923 if test -f /usr/include/sys/soundcard.h ; then
924 audio_drv_list="oss try-sdl"
925 fi
926 audio_possible_drivers="oss sdl"
927 # needed for CMSG_ macros in sys/socket.h
928 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
929 # needed for TIOCWIN* defines in termios.h
930 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
931 solarisnetlibs="-lsocket -lnsl -lresolv"
932 LIBS="$solarisnetlibs $LIBS"
933 ;;
934 Haiku)
935 haiku="yes"
936 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -DBSD_SOURCE $QEMU_CFLAGS"
937 LIBS="-lposix_error_mapper -lnetwork -lbsd $LIBS"
938 ;;
939 Linux)
940 audio_drv_list="try-pa oss"
941 audio_possible_drivers="oss alsa sdl pa"
942 linux="yes"
943 linux_user="yes"
944 kvm="yes"
945 QEMU_INCLUDES="-isystem ${source_path}/linux-headers -I$PWD/linux-headers $QEMU_INCLUDES"
946 libudev="yes"
947 ;;
948 esac
949
950 if [ "$bsd" = "yes" ] ; then
951 if [ "$darwin" != "yes" ] ; then
952 bsd_user="yes"
953 fi
954 fi
955
956 : ${make=${MAKE-make}}
957 : ${install=${INSTALL-install}}
958 # We prefer python 3.x. A bare 'python' is traditionally
959 # python 2.x, but some distros have it as python 3.x, so
960 # we check that too
961 python=
962 explicit_python=no
963 for binary in "${PYTHON-python3}" python
964 do
965 if has "$binary"
966 then
967 python=$(command -v "$binary")
968 break
969 fi
970 done
971
972 sphinx_build=
973 for binary in sphinx-build-3 sphinx-build
974 do
975 if has "$binary"
976 then
977 sphinx_build=$(command -v "$binary")
978 break
979 fi
980 done
981
982 # Check for ancillary tools used in testing
983 genisoimage=
984 for binary in genisoimage mkisofs
985 do
986 if has $binary
987 then
988 genisoimage=$(command -v "$binary")
989 break
990 fi
991 done
992
993 : ${smbd=${SMBD-/usr/sbin/smbd}}
994
995 # Default objcc to clang if available, otherwise use CC
996 if has clang; then
997 objcc=clang
998 else
999 objcc="$cc"
1000 fi
1001
1002 if test "$mingw32" = "yes" ; then
1003 EXESUF=".exe"
1004 HOST_DSOSUF=".dll"
1005 # MinGW needs -mthreads for TLS and macro _MT.
1006 CFLAGS="-mthreads $CFLAGS"
1007 LIBS="-lwinmm -lws2_32 $LIBS"
1008 write_c_skeleton;
1009 if compile_prog "" "-liberty" ; then
1010 LIBS="-liberty $LIBS"
1011 fi
1012 prefix="c:/Program Files/QEMU"
1013 confsuffix=""
1014 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
1015 fi
1016
1017 werror=""
1018
1019 for opt do
1020 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
1021 case "$opt" in
1022 --help|-h) show_help=yes
1023 ;;
1024 --version|-V) exec cat $source_path/VERSION
1025 ;;
1026 --prefix=*) prefix="$optarg"
1027 ;;
1028 --interp-prefix=*) interp_prefix="$optarg"
1029 ;;
1030 --cross-prefix=*)
1031 ;;
1032 --cc=*)
1033 ;;
1034 --host-cc=*) host_cc="$optarg"
1035 ;;
1036 --cxx=*)
1037 ;;
1038 --iasl=*) iasl="$optarg"
1039 ;;
1040 --objcc=*) objcc="$optarg"
1041 ;;
1042 --make=*) make="$optarg"
1043 ;;
1044 --install=*) install="$optarg"
1045 ;;
1046 --python=*) python="$optarg" ; explicit_python=yes
1047 ;;
1048 --sphinx-build=*) sphinx_build="$optarg"
1049 ;;
1050 --skip-meson) skip_meson=yes
1051 ;;
1052 --meson=*) meson="$optarg"
1053 ;;
1054 --smbd=*) smbd="$optarg"
1055 ;;
1056 --extra-cflags=*)
1057 ;;
1058 --extra-cxxflags=*)
1059 ;;
1060 --extra-ldflags=*)
1061 ;;
1062 --enable-debug-info)
1063 ;;
1064 --disable-debug-info)
1065 ;;
1066 --cross-cc-*)
1067 ;;
1068 --enable-modules)
1069 modules="yes"
1070 ;;
1071 --disable-modules)
1072 modules="no"
1073 ;;
1074 --disable-module-upgrades) module_upgrades="no"
1075 ;;
1076 --enable-module-upgrades) module_upgrades="yes"
1077 ;;
1078 --cpu=*)
1079 ;;
1080 --target-list=*) target_list="$optarg"
1081 if test "$target_list_exclude"; then
1082 error_exit "Can't mix --target-list with --target-list-exclude"
1083 fi
1084 ;;
1085 --target-list-exclude=*) target_list_exclude="$optarg"
1086 if test "$target_list"; then
1087 error_exit "Can't mix --target-list-exclude with --target-list"
1088 fi
1089 ;;
1090 --enable-trace-backends=*) trace_backends="$optarg"
1091 ;;
1092 # XXX: backwards compatibility
1093 --enable-trace-backend=*) trace_backends="$optarg"
1094 ;;
1095 --with-trace-file=*) trace_file="$optarg"
1096 ;;
1097 --with-default-devices) default_devices="yes"
1098 ;;
1099 --without-default-devices) default_devices="no"
1100 ;;
1101 --enable-gprof) gprof="yes"
1102 ;;
1103 --enable-gcov) gcov="yes"
1104 ;;
1105 --static)
1106 static="yes"
1107 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
1108 ;;
1109 --mandir=*) mandir="$optarg"
1110 ;;
1111 --bindir=*) bindir="$optarg"
1112 ;;
1113 --libdir=*) libdir="$optarg"
1114 ;;
1115 --libexecdir=*) libexecdir="$optarg"
1116 ;;
1117 --includedir=*) includedir="$optarg"
1118 ;;
1119 --datadir=*) datadir="$optarg"
1120 ;;
1121 --with-confsuffix=*) confsuffix="$optarg"
1122 ;;
1123 --docdir=*) qemu_docdir="$optarg"
1124 ;;
1125 --sysconfdir=*) sysconfdir="$optarg"
1126 ;;
1127 --localstatedir=*) local_statedir="$optarg"
1128 ;;
1129 --firmwarepath=*) firmwarepath="$optarg"
1130 ;;
1131 --host=*|--build=*|\
1132 --disable-dependency-tracking|\
1133 --sbindir=*|--sharedstatedir=*|\
1134 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
1135 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
1136 # These switches are silently ignored, for compatibility with
1137 # autoconf-generated configure scripts. This allows QEMU's
1138 # configure to be used by RPM and similar macros that set
1139 # lots of directory switches by default.
1140 ;;
1141 --disable-sdl) sdl="disabled"
1142 ;;
1143 --enable-sdl) sdl="enabled"
1144 ;;
1145 --disable-sdl-image) sdl_image="disabled"
1146 ;;
1147 --enable-sdl-image) sdl_image="enabled"
1148 ;;
1149 --disable-qom-cast-debug) qom_cast_debug="no"
1150 ;;
1151 --enable-qom-cast-debug) qom_cast_debug="yes"
1152 ;;
1153 --disable-virtfs) virtfs="no"
1154 ;;
1155 --enable-virtfs) virtfs="yes"
1156 ;;
1157 --disable-mpath) mpath="no"
1158 ;;
1159 --enable-mpath) mpath="yes"
1160 ;;
1161 --disable-vnc) vnc="disabled"
1162 ;;
1163 --enable-vnc) vnc="enabled"
1164 ;;
1165 --disable-gettext) gettext="false"
1166 ;;
1167 --enable-gettext) gettext="true"
1168 ;;
1169 --oss-lib=*) oss_lib="$optarg"
1170 ;;
1171 --audio-drv-list=*) audio_drv_list="$optarg"
1172 ;;
1173 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1174 ;;
1175 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1176 ;;
1177 --enable-debug-tcg) debug_tcg="yes"
1178 ;;
1179 --disable-debug-tcg) debug_tcg="no"
1180 ;;
1181 --enable-debug)
1182 # Enable debugging options that aren't excessively noisy
1183 debug_tcg="yes"
1184 debug_mutex="yes"
1185 debug="yes"
1186 strip_opt="no"
1187 fortify_source="no"
1188 ;;
1189 --enable-sanitizers) sanitizers="yes"
1190 ;;
1191 --disable-sanitizers) sanitizers="no"
1192 ;;
1193 --enable-tsan) tsan="yes"
1194 ;;
1195 --disable-tsan) tsan="no"
1196 ;;
1197 --enable-sparse) sparse="yes"
1198 ;;
1199 --disable-sparse) sparse="no"
1200 ;;
1201 --disable-strip) strip_opt="no"
1202 ;;
1203 --disable-vnc-sasl) vnc_sasl="disabled"
1204 ;;
1205 --enable-vnc-sasl) vnc_sasl="enabled"
1206 ;;
1207 --disable-vnc-jpeg) vnc_jpeg="disabled"
1208 ;;
1209 --enable-vnc-jpeg) vnc_jpeg="enabled"
1210 ;;
1211 --disable-vnc-png) vnc_png="disabled"
1212 ;;
1213 --enable-vnc-png) vnc_png="enabled"
1214 ;;
1215 --disable-slirp) slirp="no"
1216 ;;
1217 --enable-slirp=git) slirp="git"
1218 ;;
1219 --enable-slirp=system) slirp="system"
1220 ;;
1221 --disable-vde) vde="no"
1222 ;;
1223 --enable-vde) vde="yes"
1224 ;;
1225 --disable-netmap) netmap="no"
1226 ;;
1227 --enable-netmap) netmap="yes"
1228 ;;
1229 --disable-xen) xen="no"
1230 ;;
1231 --enable-xen) xen="yes"
1232 ;;
1233 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1234 ;;
1235 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1236 ;;
1237 --disable-brlapi) brlapi="no"
1238 ;;
1239 --enable-brlapi) brlapi="yes"
1240 ;;
1241 --disable-kvm) kvm="no"
1242 ;;
1243 --enable-kvm) kvm="yes"
1244 ;;
1245 --disable-hax) hax="no"
1246 ;;
1247 --enable-hax) hax="yes"
1248 ;;
1249 --disable-hvf) hvf="no"
1250 ;;
1251 --enable-hvf) hvf="yes"
1252 ;;
1253 --disable-whpx) whpx="no"
1254 ;;
1255 --enable-whpx) whpx="yes"
1256 ;;
1257 --disable-tcg-interpreter) tcg_interpreter="no"
1258 ;;
1259 --enable-tcg-interpreter) tcg_interpreter="yes"
1260 ;;
1261 --disable-cap-ng) cap_ng="no"
1262 ;;
1263 --enable-cap-ng) cap_ng="yes"
1264 ;;
1265 --disable-tcg) tcg="no"
1266 ;;
1267 --enable-tcg) tcg="yes"
1268 ;;
1269 --disable-malloc-trim) malloc_trim="no"
1270 ;;
1271 --enable-malloc-trim) malloc_trim="yes"
1272 ;;
1273 --disable-spice) spice="no"
1274 ;;
1275 --enable-spice) spice="yes"
1276 ;;
1277 --disable-libiscsi) libiscsi="no"
1278 ;;
1279 --enable-libiscsi) libiscsi="yes"
1280 ;;
1281 --disable-libnfs) libnfs="no"
1282 ;;
1283 --enable-libnfs) libnfs="yes"
1284 ;;
1285 --enable-profiler) profiler="yes"
1286 ;;
1287 --disable-cocoa) cocoa="no"
1288 ;;
1289 --enable-cocoa)
1290 cocoa="yes" ;
1291 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1292 ;;
1293 --disable-system) softmmu="no"
1294 ;;
1295 --enable-system) softmmu="yes"
1296 ;;
1297 --disable-user)
1298 linux_user="no" ;
1299 bsd_user="no" ;
1300 ;;
1301 --enable-user) ;;
1302 --disable-linux-user) linux_user="no"
1303 ;;
1304 --enable-linux-user) linux_user="yes"
1305 ;;
1306 --disable-bsd-user) bsd_user="no"
1307 ;;
1308 --enable-bsd-user) bsd_user="yes"
1309 ;;
1310 --enable-pie) pie="yes"
1311 ;;
1312 --disable-pie) pie="no"
1313 ;;
1314 --enable-werror) werror="yes"
1315 ;;
1316 --disable-werror) werror="no"
1317 ;;
1318 --enable-stack-protector) stack_protector="yes"
1319 ;;
1320 --disable-stack-protector) stack_protector="no"
1321 ;;
1322 --enable-safe-stack) safe_stack="yes"
1323 ;;
1324 --disable-safe-stack) safe_stack="no"
1325 ;;
1326 --disable-curses) curses="no"
1327 ;;
1328 --enable-curses) curses="yes"
1329 ;;
1330 --disable-iconv) iconv="no"
1331 ;;
1332 --enable-iconv) iconv="yes"
1333 ;;
1334 --disable-curl) curl="no"
1335 ;;
1336 --enable-curl) curl="yes"
1337 ;;
1338 --disable-fdt) fdt="no"
1339 ;;
1340 --enable-fdt) fdt="yes"
1341 ;;
1342 --disable-linux-aio) linux_aio="no"
1343 ;;
1344 --enable-linux-aio) linux_aio="yes"
1345 ;;
1346 --disable-linux-io-uring) linux_io_uring="no"
1347 ;;
1348 --enable-linux-io-uring) linux_io_uring="yes"
1349 ;;
1350 --disable-attr) attr="no"
1351 ;;
1352 --enable-attr) attr="yes"
1353 ;;
1354 --disable-membarrier) membarrier="no"
1355 ;;
1356 --enable-membarrier) membarrier="yes"
1357 ;;
1358 --disable-blobs) blobs="no"
1359 ;;
1360 --with-pkgversion=*) pkgversion="$optarg"
1361 ;;
1362 --with-coroutine=*) coroutine="$optarg"
1363 ;;
1364 --disable-coroutine-pool) coroutine_pool="no"
1365 ;;
1366 --enable-coroutine-pool) coroutine_pool="yes"
1367 ;;
1368 --enable-debug-stack-usage) debug_stack_usage="yes"
1369 ;;
1370 --enable-crypto-afalg) crypto_afalg="yes"
1371 ;;
1372 --disable-crypto-afalg) crypto_afalg="no"
1373 ;;
1374 --disable-docs) docs="no"
1375 ;;
1376 --enable-docs) docs="yes"
1377 ;;
1378 --disable-vhost-net) vhost_net="no"
1379 ;;
1380 --enable-vhost-net) vhost_net="yes"
1381 ;;
1382 --disable-vhost-crypto) vhost_crypto="no"
1383 ;;
1384 --enable-vhost-crypto) vhost_crypto="yes"
1385 ;;
1386 --disable-vhost-scsi) vhost_scsi="no"
1387 ;;
1388 --enable-vhost-scsi) vhost_scsi="yes"
1389 ;;
1390 --disable-vhost-vsock) vhost_vsock="no"
1391 ;;
1392 --enable-vhost-vsock) vhost_vsock="yes"
1393 ;;
1394 --disable-vhost-user-fs) vhost_user_fs="no"
1395 ;;
1396 --enable-vhost-user-fs) vhost_user_fs="yes"
1397 ;;
1398 --disable-opengl) opengl="no"
1399 ;;
1400 --enable-opengl) opengl="yes"
1401 ;;
1402 --disable-rbd) rbd="no"
1403 ;;
1404 --enable-rbd) rbd="yes"
1405 ;;
1406 --disable-xfsctl) xfs="no"
1407 ;;
1408 --enable-xfsctl) xfs="yes"
1409 ;;
1410 --disable-smartcard) smartcard="no"
1411 ;;
1412 --enable-smartcard) smartcard="yes"
1413 ;;
1414 --disable-libusb) libusb="no"
1415 ;;
1416 --enable-libusb) libusb="yes"
1417 ;;
1418 --disable-usb-redir) usb_redir="no"
1419 ;;
1420 --enable-usb-redir) usb_redir="yes"
1421 ;;
1422 --disable-zlib-test) zlib="no"
1423 ;;
1424 --disable-lzo) lzo="no"
1425 ;;
1426 --enable-lzo) lzo="yes"
1427 ;;
1428 --disable-snappy) snappy="no"
1429 ;;
1430 --enable-snappy) snappy="yes"
1431 ;;
1432 --disable-bzip2) bzip2="no"
1433 ;;
1434 --enable-bzip2) bzip2="yes"
1435 ;;
1436 --enable-lzfse) lzfse="yes"
1437 ;;
1438 --disable-lzfse) lzfse="no"
1439 ;;
1440 --disable-zstd) zstd="no"
1441 ;;
1442 --enable-zstd) zstd="yes"
1443 ;;
1444 --enable-guest-agent) guest_agent="yes"
1445 ;;
1446 --disable-guest-agent) guest_agent="no"
1447 ;;
1448 --enable-guest-agent-msi) guest_agent_msi="yes"
1449 ;;
1450 --disable-guest-agent-msi) guest_agent_msi="no"
1451 ;;
1452 --with-vss-sdk) vss_win32_sdk=""
1453 ;;
1454 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1455 ;;
1456 --without-vss-sdk) vss_win32_sdk="no"
1457 ;;
1458 --with-win-sdk) win_sdk=""
1459 ;;
1460 --with-win-sdk=*) win_sdk="$optarg"
1461 ;;
1462 --without-win-sdk) win_sdk="no"
1463 ;;
1464 --enable-tools) want_tools="yes"
1465 ;;
1466 --disable-tools) want_tools="no"
1467 ;;
1468 --enable-seccomp) seccomp="yes"
1469 ;;
1470 --disable-seccomp) seccomp="no"
1471 ;;
1472 --disable-glusterfs) glusterfs="no"
1473 ;;
1474 --disable-avx2) avx2_opt="no"
1475 ;;
1476 --enable-avx2) avx2_opt="yes"
1477 ;;
1478 --disable-avx512f) avx512f_opt="no"
1479 ;;
1480 --enable-avx512f) avx512f_opt="yes"
1481 ;;
1482
1483 --enable-glusterfs) glusterfs="yes"
1484 ;;
1485 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1486 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1487 ;;
1488 --enable-vhdx|--disable-vhdx)
1489 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1490 ;;
1491 --enable-uuid|--disable-uuid)
1492 echo "$0: $opt is obsolete, UUID support is always built" >&2
1493 ;;
1494 --disable-gtk) gtk="no"
1495 ;;
1496 --enable-gtk) gtk="yes"
1497 ;;
1498 --tls-priority=*) tls_priority="$optarg"
1499 ;;
1500 --disable-gnutls) gnutls="no"
1501 ;;
1502 --enable-gnutls) gnutls="yes"
1503 ;;
1504 --disable-nettle) nettle="no"
1505 ;;
1506 --enable-nettle) nettle="yes"
1507 ;;
1508 --disable-gcrypt) gcrypt="no"
1509 ;;
1510 --enable-gcrypt) gcrypt="yes"
1511 ;;
1512 --disable-auth-pam) auth_pam="no"
1513 ;;
1514 --enable-auth-pam) auth_pam="yes"
1515 ;;
1516 --enable-rdma) rdma="yes"
1517 ;;
1518 --disable-rdma) rdma="no"
1519 ;;
1520 --enable-pvrdma) pvrdma="yes"
1521 ;;
1522 --disable-pvrdma) pvrdma="no"
1523 ;;
1524 --disable-vte) vte="no"
1525 ;;
1526 --enable-vte) vte="yes"
1527 ;;
1528 --disable-virglrenderer) virglrenderer="no"
1529 ;;
1530 --enable-virglrenderer) virglrenderer="yes"
1531 ;;
1532 --disable-tpm) tpm="no"
1533 ;;
1534 --enable-tpm) tpm="yes"
1535 ;;
1536 --disable-libssh) libssh="no"
1537 ;;
1538 --enable-libssh) libssh="yes"
1539 ;;
1540 --disable-live-block-migration) live_block_migration="no"
1541 ;;
1542 --enable-live-block-migration) live_block_migration="yes"
1543 ;;
1544 --disable-numa) numa="no"
1545 ;;
1546 --enable-numa) numa="yes"
1547 ;;
1548 --disable-libxml2) libxml2="no"
1549 ;;
1550 --enable-libxml2) libxml2="yes"
1551 ;;
1552 --disable-tcmalloc) tcmalloc="no"
1553 ;;
1554 --enable-tcmalloc) tcmalloc="yes"
1555 ;;
1556 --disable-jemalloc) jemalloc="no"
1557 ;;
1558 --enable-jemalloc) jemalloc="yes"
1559 ;;
1560 --disable-replication) replication="no"
1561 ;;
1562 --enable-replication) replication="yes"
1563 ;;
1564 --disable-bochs) bochs="no"
1565 ;;
1566 --enable-bochs) bochs="yes"
1567 ;;
1568 --disable-cloop) cloop="no"
1569 ;;
1570 --enable-cloop) cloop="yes"
1571 ;;
1572 --disable-dmg) dmg="no"
1573 ;;
1574 --enable-dmg) dmg="yes"
1575 ;;
1576 --disable-qcow1) qcow1="no"
1577 ;;
1578 --enable-qcow1) qcow1="yes"
1579 ;;
1580 --disable-vdi) vdi="no"
1581 ;;
1582 --enable-vdi) vdi="yes"
1583 ;;
1584 --disable-vvfat) vvfat="no"
1585 ;;
1586 --enable-vvfat) vvfat="yes"
1587 ;;
1588 --disable-qed) qed="no"
1589 ;;
1590 --enable-qed) qed="yes"
1591 ;;
1592 --disable-parallels) parallels="no"
1593 ;;
1594 --enable-parallels) parallels="yes"
1595 ;;
1596 --disable-sheepdog) sheepdog="no"
1597 ;;
1598 --enable-sheepdog) sheepdog="yes"
1599 ;;
1600 --disable-vhost-user) vhost_user="no"
1601 ;;
1602 --enable-vhost-user) vhost_user="yes"
1603 ;;
1604 --disable-vhost-vdpa) vhost_vdpa="no"
1605 ;;
1606 --enable-vhost-vdpa) vhost_vdpa="yes"
1607 ;;
1608 --disable-vhost-kernel) vhost_kernel="no"
1609 ;;
1610 --enable-vhost-kernel) vhost_kernel="yes"
1611 ;;
1612 --disable-capstone) capstone="no"
1613 ;;
1614 --enable-capstone) capstone="yes"
1615 ;;
1616 --enable-capstone=git) capstone="git"
1617 ;;
1618 --enable-capstone=system) capstone="system"
1619 ;;
1620 --with-git=*) git="$optarg"
1621 ;;
1622 --enable-git-update) git_update=yes
1623 ;;
1624 --disable-git-update) git_update=no
1625 ;;
1626 --enable-debug-mutex) debug_mutex=yes
1627 ;;
1628 --disable-debug-mutex) debug_mutex=no
1629 ;;
1630 --enable-libpmem) libpmem=yes
1631 ;;
1632 --disable-libpmem) libpmem=no
1633 ;;
1634 --enable-xkbcommon) xkbcommon="enabled"
1635 ;;
1636 --disable-xkbcommon) xkbcommon="disabled"
1637 ;;
1638 --enable-plugins) plugins="yes"
1639 ;;
1640 --disable-plugins) plugins="no"
1641 ;;
1642 --enable-containers) use_containers="yes"
1643 ;;
1644 --disable-containers) use_containers="no"
1645 ;;
1646 --enable-fuzzing) fuzzing=yes
1647 ;;
1648 --disable-fuzzing) fuzzing=no
1649 ;;
1650 --gdb=*) gdb_bin="$optarg"
1651 ;;
1652 --enable-rng-none) rng_none=yes
1653 ;;
1654 --disable-rng-none) rng_none=no
1655 ;;
1656 --enable-keyring) secret_keyring="yes"
1657 ;;
1658 --disable-keyring) secret_keyring="no"
1659 ;;
1660 --enable-libdaxctl) libdaxctl=yes
1661 ;;
1662 --disable-libdaxctl) libdaxctl=no
1663 ;;
1664 *)
1665 echo "ERROR: unknown option $opt"
1666 echo "Try '$0 --help' for more information"
1667 exit 1
1668 ;;
1669 esac
1670 done
1671
1672 libdir="${libdir:-$prefix/lib}"
1673 libexecdir="${libexecdir:-$prefix/libexec}"
1674 includedir="${includedir:-$prefix/include}"
1675
1676 if test "$mingw32" = "yes" ; then
1677 mandir="$prefix"
1678 datadir="$prefix"
1679 qemu_docdir="$prefix"
1680 bindir="$prefix"
1681 sysconfdir="$prefix"
1682 local_statedir=
1683 else
1684 mandir="${mandir:-$prefix/share/man}"
1685 datadir="${datadir:-$prefix/share}"
1686 qemu_docdir="${qemu_docdir:-$prefix/share/doc/qemu}"
1687 bindir="${bindir:-$prefix/bin}"
1688 sysconfdir="${sysconfdir:-$prefix/etc}"
1689 local_statedir="${local_statedir:-$prefix/var}"
1690 fi
1691
1692 case "$cpu" in
1693 ppc)
1694 CPU_CFLAGS="-m32"
1695 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1696 ;;
1697 ppc64)
1698 CPU_CFLAGS="-m64"
1699 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1700 ;;
1701 sparc)
1702 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1703 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS"
1704 ;;
1705 sparc64)
1706 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1707 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1708 ;;
1709 s390)
1710 CPU_CFLAGS="-m31"
1711 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS"
1712 ;;
1713 s390x)
1714 CPU_CFLAGS="-m64"
1715 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1716 ;;
1717 i386)
1718 CPU_CFLAGS="-m32"
1719 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1720 ;;
1721 x86_64)
1722 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1723 # If we truly care, we should simply detect this case at
1724 # runtime and generate the fallback to serial emulation.
1725 CPU_CFLAGS="-m64 -mcx16"
1726 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1727 ;;
1728 x32)
1729 CPU_CFLAGS="-mx32"
1730 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS"
1731 ;;
1732 # No special flags required for other host CPUs
1733 esac
1734
1735 eval "cross_cc_${cpu}=\$host_cc"
1736 cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
1737 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1738
1739 # For user-mode emulation the host arch has to be one we explicitly
1740 # support, even if we're using TCI.
1741 if [ "$ARCH" = "unknown" ]; then
1742 bsd_user="no"
1743 linux_user="no"
1744 fi
1745
1746 if [ "$bsd_user" = "no" -a "$linux_user" = "no" -a "$softmmu" = "no" ] ; then
1747 tcg="no"
1748 fi
1749
1750 default_target_list=""
1751
1752 mak_wilds=""
1753
1754 if [ "$softmmu" = "yes" ]; then
1755 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1756 fi
1757 if [ "$linux_user" = "yes" ]; then
1758 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1759 fi
1760 if [ "$bsd_user" = "yes" ]; then
1761 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1762 fi
1763
1764 if test -z "$target_list_exclude"; then
1765 for config in $mak_wilds; do
1766 default_target_list="${default_target_list} $(basename "$config" .mak)"
1767 done
1768 else
1769 exclude_list=$(echo "$target_list_exclude" | sed -e 's/,/ /g')
1770 for config in $mak_wilds; do
1771 target="$(basename "$config" .mak)"
1772 exclude="no"
1773 for excl in $exclude_list; do
1774 if test "$excl" = "$target"; then
1775 exclude="yes"
1776 break;
1777 fi
1778 done
1779 if test "$exclude" = "no"; then
1780 default_target_list="${default_target_list} $target"
1781 fi
1782 done
1783 fi
1784
1785 # Enumerate public trace backends for --help output
1786 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1787
1788 if test x"$show_help" = x"yes" ; then
1789 cat << EOF
1790
1791 Usage: configure [options]
1792 Options: [defaults in brackets after descriptions]
1793
1794 Standard options:
1795 --help print this message
1796 --prefix=PREFIX install in PREFIX [$prefix]
1797 --interp-prefix=PREFIX where to find shared libraries, etc.
1798 use %M for cpu name [$interp_prefix]
1799 --target-list=LIST set target list (default: build everything)
1800 $(echo Available targets: $default_target_list | \
1801 fold -s -w 53 | sed -e 's/^/ /')
1802 --target-list-exclude=LIST exclude a set of targets from the default target-list
1803
1804 Advanced options (experts only):
1805 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1806 --cc=CC use C compiler CC [$cc]
1807 --iasl=IASL use ACPI compiler IASL [$iasl]
1808 --host-cc=CC use C compiler CC [$host_cc] for code run at
1809 build time
1810 --cxx=CXX use C++ compiler CXX [$cxx]
1811 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1812 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1813 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1814 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1815 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1816 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
1817 --make=MAKE use specified make [$make]
1818 --install=INSTALL use specified install [$install]
1819 --python=PYTHON use specified python [$python]
1820 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build]
1821 --meson=MESON use specified meson [$meson]
1822 --smbd=SMBD use specified smbd [$smbd]
1823 --with-git=GIT use specified git [$git]
1824 --static enable static build [$static]
1825 --mandir=PATH install man pages in PATH
1826 --datadir=PATH install firmware in PATH$confsuffix
1827 --docdir=PATH install documentation in PATH$confsuffix
1828 --bindir=PATH install binaries in PATH
1829 --libdir=PATH install libraries in PATH
1830 --libexecdir=PATH install helper binaries in PATH
1831 --sysconfdir=PATH install config in PATH$confsuffix
1832 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1833 --firmwarepath=PATH search PATH for firmware files
1834 --efi-aarch64=PATH PATH of efi file to use for aarch64 VMs.
1835 --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1836 --with-pkgversion=VERS use specified string as sub-version of the package
1837 --enable-debug enable common debug build options
1838 --enable-sanitizers enable default sanitizers
1839 --enable-tsan enable thread sanitizer
1840 --disable-strip disable stripping binaries
1841 --disable-werror disable compilation abort on warning
1842 --disable-stack-protector disable compiler-provided stack protection
1843 --audio-drv-list=LIST set audio drivers list:
1844 Available drivers: $audio_possible_drivers
1845 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1846 --block-drv-rw-whitelist=L
1847 set block driver read-write whitelist
1848 (affects only QEMU, not qemu-img)
1849 --block-drv-ro-whitelist=L
1850 set block driver read-only whitelist
1851 (affects only QEMU, not qemu-img)
1852 --enable-trace-backends=B Set trace backend
1853 Available backends: $trace_backend_list
1854 --with-trace-file=NAME Full PATH,NAME of file to store traces
1855 Default:trace-<pid>
1856 --disable-slirp disable SLIRP userspace network connectivity
1857 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1858 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1859 --oss-lib path to OSS library
1860 --cpu=CPU Build for host CPU [$cpu]
1861 --with-coroutine=BACKEND coroutine backend. Supported options:
1862 ucontext, sigaltstack, windows
1863 --enable-gcov enable test coverage analysis with gcov
1864 --disable-blobs disable installing provided firmware blobs
1865 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1866 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1867 --tls-priority default TLS protocol/cipher priority string
1868 --enable-gprof QEMU profiling with gprof
1869 --enable-profiler profiler support
1870 --enable-debug-stack-usage
1871 track the maximum stack usage of stacks created by qemu_alloc_stack
1872 --enable-plugins
1873 enable plugins via shared library loading
1874 --disable-containers don't use containers for cross-building
1875 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin]
1876
1877 Optional features, enabled with --enable-FEATURE and
1878 disabled with --disable-FEATURE, default is enabled if available:
1879
1880 system all system emulation targets
1881 user supported user emulation targets
1882 linux-user all linux usermode emulation targets
1883 bsd-user all BSD usermode emulation targets
1884 docs build documentation
1885 guest-agent build the QEMU Guest Agent
1886 guest-agent-msi build guest agent Windows MSI installation package
1887 pie Position Independent Executables
1888 modules modules support (non-Windows)
1889 module-upgrades try to load modules from alternate paths for upgrades
1890 debug-tcg TCG debugging (default is disabled)
1891 debug-info debugging information
1892 sparse sparse checker
1893 safe-stack SafeStack Stack Smash Protection. Depends on
1894 clang/llvm >= 3.7 and requires coroutine backend ucontext.
1895
1896 gnutls GNUTLS cryptography support
1897 nettle nettle cryptography support
1898 gcrypt libgcrypt cryptography support
1899 auth-pam PAM access control
1900 sdl SDL UI
1901 sdl-image SDL Image support for icons
1902 gtk gtk UI
1903 vte vte support for the gtk UI
1904 curses curses UI
1905 iconv font glyph conversion support
1906 vnc VNC UI support
1907 vnc-sasl SASL encryption for VNC server
1908 vnc-jpeg JPEG lossy compression for VNC server
1909 vnc-png PNG compression for VNC server
1910 cocoa Cocoa UI (Mac OS X only)
1911 virtfs VirtFS
1912 mpath Multipath persistent reservation passthrough
1913 xen xen backend driver support
1914 xen-pci-passthrough PCI passthrough support for Xen
1915 brlapi BrlAPI (Braile)
1916 curl curl connectivity
1917 membarrier membarrier system call (for Linux 4.14+ or Windows)
1918 fdt fdt device tree
1919 kvm KVM acceleration support
1920 hax HAX acceleration support
1921 hvf Hypervisor.framework acceleration support
1922 whpx Windows Hypervisor Platform acceleration support
1923 rdma Enable RDMA-based migration
1924 pvrdma Enable PVRDMA support
1925 vde support for vde network
1926 netmap support for netmap network
1927 linux-aio Linux AIO support
1928 linux-io-uring Linux io_uring support
1929 cap-ng libcap-ng support
1930 attr attr and xattr support
1931 vhost-net vhost-net kernel acceleration support
1932 vhost-vsock virtio sockets device support
1933 vhost-scsi vhost-scsi kernel target support
1934 vhost-crypto vhost-user-crypto backend support
1935 vhost-kernel vhost kernel backend support
1936 vhost-user vhost-user backend support
1937 vhost-vdpa vhost-vdpa kernel backend support
1938 spice spice
1939 rbd rados block device (rbd)
1940 libiscsi iscsi support
1941 libnfs nfs support
1942 smartcard smartcard support (libcacard)
1943 libusb libusb (for usb passthrough)
1944 live-block-migration Block migration in the main migration stream
1945 usb-redir usb network redirection support
1946 lzo support of lzo compression library
1947 snappy support of snappy compression library
1948 bzip2 support of bzip2 compression library
1949 (for reading bzip2-compressed dmg images)
1950 lzfse support of lzfse compression library
1951 (for reading lzfse-compressed dmg images)
1952 zstd support for zstd compression library
1953 (for migration compression and qcow2 cluster compression)
1954 seccomp seccomp support
1955 coroutine-pool coroutine freelist (better performance)
1956 glusterfs GlusterFS backend
1957 tpm TPM support
1958 libssh ssh block device support
1959 numa libnuma support
1960 libxml2 for Parallels image format
1961 tcmalloc tcmalloc support
1962 jemalloc jemalloc support
1963 avx2 AVX2 optimization support
1964 avx512f AVX512F optimization support
1965 replication replication support
1966 opengl opengl support
1967 virglrenderer virgl rendering support
1968 xfsctl xfsctl support
1969 qom-cast-debug cast debugging support
1970 tools build qemu-io, qemu-nbd and qemu-img tools
1971 bochs bochs image format support
1972 cloop cloop image format support
1973 dmg dmg image format support
1974 qcow1 qcow v1 image format support
1975 vdi vdi image format support
1976 vvfat vvfat image format support
1977 qed qed image format support
1978 parallels parallels image format support
1979 sheepdog sheepdog block driver support
1980 crypto-afalg Linux AF_ALG crypto backend driver
1981 capstone capstone disassembler support
1982 debug-mutex mutex debugging support
1983 libpmem libpmem support
1984 xkbcommon xkbcommon support
1985 rng-none dummy RNG, avoid using /dev/(u)random and getrandom()
1986 libdaxctl libdaxctl support
1987
1988 NOTE: The object files are built at the place where configure is launched
1989 EOF
1990 exit 0
1991 fi
1992
1993 # Remove old dependency files to make sure that they get properly regenerated
1994 rm -f */config-devices.mak.d
1995
1996 if test -z "$python"
1997 then
1998 error_exit "Python not found. Use --python=/path/to/python"
1999 fi
2000
2001 # Note that if the Python conditional here evaluates True we will exit
2002 # with status 1 which is a shell 'false' value.
2003 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,5))'; then
2004 error_exit "Cannot use '$python', Python >= 3.5 is required." \
2005 "Use --python=/path/to/python to specify a supported Python."
2006 fi
2007
2008 # Preserve python version since some functionality is dependent on it
2009 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)
2010
2011 # Suppress writing compiled files
2012 python="$python -B"
2013
2014 if test -z "$meson"; then
2015 if test "$explicit_python" = no && has meson && version_ge "$(meson --version)" 0.55.0; then
2016 meson=meson
2017 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
2018 meson=git
2019 elif test -e "${source_path}/meson/meson.py" ; then
2020 meson=internal
2021 else
2022 if test "$explicit_python" = yes; then
2023 error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found."
2024 else
2025 error_exit "Meson not found. Use --meson=/path/to/meson"
2026 fi
2027 fi
2028 else
2029 # Meson uses its own Python interpreter to invoke other Python scripts,
2030 # but the user wants to use the one they specified with --python.
2031 #
2032 # We do not want to override the distro Python interpreter (and sometimes
2033 # cannot: for example in Homebrew /usr/bin/meson is a bash script), so
2034 # just require --meson=git|internal together with --python.
2035 if test "$explicit_python" = yes; then
2036 case "$meson" in
2037 git | internal) ;;
2038 *) error_exit "--python requires using QEMU's embedded Meson distribution." ;;
2039 esac
2040 fi
2041 fi
2042
2043 if test "$meson" = git; then
2044 git_submodules="${git_submodules} meson"
2045 fi
2046 if test "$git_update" = yes; then
2047 (cd "${source_path}" && GIT="$git" "./scripts/git-submodule.sh" update "$git_submodules")
2048 fi
2049
2050 case "$meson" in
2051 git | internal)
2052 if ! $python -c 'import pkg_resources' > /dev/null 2>&1; then
2053 error_exit "Python setuptools not found"
2054 fi
2055 meson="$python ${source_path}/meson/meson.py"
2056 ;;
2057 *) meson=$(command -v meson) ;;
2058 esac
2059
2060
2061 # Check that the C compiler works. Doing this here before testing
2062 # the host CPU ensures that we had a valid CC to autodetect the
2063 # $cpu var (and we should bail right here if that's not the case).
2064 # It also allows the help message to be printed without a CC.
2065 write_c_skeleton;
2066 if compile_object ; then
2067 : C compiler works ok
2068 else
2069 error_exit "\"$cc\" either does not exist or does not work"
2070 fi
2071 if ! compile_prog ; then
2072 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
2073 fi
2074
2075 # Now we have handled --enable-tcg-interpreter and know we're not just
2076 # printing the help message, bail out if the host CPU isn't supported.
2077 if test "$ARCH" = "unknown"; then
2078 if test "$tcg_interpreter" = "yes" ; then
2079 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
2080 else
2081 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
2082 fi
2083 fi
2084
2085 # Consult white-list to determine whether to enable werror
2086 # by default. Only enable by default for git builds
2087 if test -z "$werror" ; then
2088 if test -e "$source_path/.git" && \
2089 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
2090 werror="yes"
2091 else
2092 werror="no"
2093 fi
2094 fi
2095
2096 if test "$bogus_os" = "yes"; then
2097 # Now that we know that we're not printing the help and that
2098 # the compiler works (so the results of the check_defines we used
2099 # to identify the OS are reliable), if we didn't recognize the
2100 # host OS we should stop now.
2101 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
2102 fi
2103
2104 # Check whether the compiler matches our minimum requirements:
2105 cat > $TMPC << EOF
2106 #if defined(__clang_major__) && defined(__clang_minor__)
2107 # ifdef __apple_build_version__
2108 # if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1)
2109 # error You need at least XCode Clang v5.1 to compile QEMU
2110 # endif
2111 # else
2112 # if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4)
2113 # error You need at least Clang v3.4 to compile QEMU
2114 # endif
2115 # endif
2116 #elif defined(__GNUC__) && defined(__GNUC_MINOR__)
2117 # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)
2118 # error You need at least GCC v4.8 to compile QEMU
2119 # endif
2120 #else
2121 # error You either need GCC or Clang to compiler QEMU
2122 #endif
2123 int main (void) { return 0; }
2124 EOF
2125 if ! compile_prog "" "" ; then
2126 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)"
2127 fi
2128
2129 # Accumulate -Wfoo and -Wno-bar separately.
2130 # We will list all of the enable flags first, and the disable flags second.
2131 # Note that we do not add -Werror, because that would enable it for all
2132 # configure tests. If a configure test failed due to -Werror this would
2133 # just silently disable some features, so it's too error prone.
2134
2135 warn_flags=
2136 add_to warn_flags -Wold-style-declaration
2137 add_to warn_flags -Wold-style-definition
2138 add_to warn_flags -Wtype-limits
2139 add_to warn_flags -Wformat-security
2140 add_to warn_flags -Wformat-y2k
2141 add_to warn_flags -Winit-self
2142 add_to warn_flags -Wignored-qualifiers
2143 add_to warn_flags -Wempty-body
2144 add_to warn_flags -Wnested-externs
2145 add_to warn_flags -Wendif-labels
2146 add_to warn_flags -Wexpansion-to-defined
2147
2148 nowarn_flags=
2149 add_to nowarn_flags -Wno-initializer-overrides
2150 add_to nowarn_flags -Wno-missing-include-dirs
2151 add_to nowarn_flags -Wno-shift-negative-value
2152 add_to nowarn_flags -Wno-string-plus-int
2153 add_to nowarn_flags -Wno-typedef-redefinition
2154 add_to nowarn_flags -Wno-tautological-type-limit-compare
2155 add_to nowarn_flags -Wno-psabi
2156
2157 gcc_flags="$warn_flags $nowarn_flags"
2158
2159 cc_has_warning_flag() {
2160 write_c_skeleton;
2161
2162 # Use the positive sense of the flag when testing for -Wno-wombat
2163 # support (gcc will happily accept the -Wno- form of unknown
2164 # warning options).
2165 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
2166 compile_prog "-Werror $optflag" ""
2167 }
2168
2169 for flag in $gcc_flags; do
2170 if cc_has_warning_flag $flag ; then
2171 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2172 fi
2173 done
2174
2175 if test "$stack_protector" != "no"; then
2176 cat > $TMPC << EOF
2177 int main(int argc, char *argv[])
2178 {
2179 char arr[64], *p = arr, *c = argv[0];
2180 while (*c) {
2181 *p++ = *c++;
2182 }
2183 return 0;
2184 }
2185 EOF
2186 gcc_flags="-fstack-protector-strong -fstack-protector-all"
2187 sp_on=0
2188 for flag in $gcc_flags; do
2189 # We need to check both a compile and a link, since some compiler
2190 # setups fail only on a .c->.o compile and some only at link time
2191 if compile_object "-Werror $flag" &&
2192 compile_prog "-Werror $flag" ""; then
2193 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2194 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
2195 sp_on=1
2196 break
2197 fi
2198 done
2199 if test "$stack_protector" = yes; then
2200 if test $sp_on = 0; then
2201 error_exit "Stack protector not supported"
2202 fi
2203 fi
2204 fi
2205
2206 # Disable -Wmissing-braces on older compilers that warn even for
2207 # the "universal" C zero initializer {0}.
2208 cat > $TMPC << EOF
2209 struct {
2210 int a[2];
2211 } x = {0};
2212 EOF
2213 if compile_object "-Werror" "" ; then
2214 :
2215 else
2216 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
2217 fi
2218
2219 # Our module code doesn't support Windows
2220 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
2221 error_exit "Modules are not available for Windows"
2222 fi
2223
2224 # module_upgrades is only reasonable if modules are enabled
2225 if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then
2226 error_exit "Can't enable module-upgrades as Modules are not enabled"
2227 fi
2228
2229 # Static linking is not possible with modules or PIE
2230 if test "$static" = "yes" ; then
2231 if test "$modules" = "yes" ; then
2232 error_exit "static and modules are mutually incompatible"
2233 fi
2234 fi
2235
2236 # Unconditional check for compiler __thread support
2237 cat > $TMPC << EOF
2238 static __thread int tls_var;
2239 int main(void) { return tls_var; }
2240 EOF
2241
2242 if ! compile_prog "-Werror" "" ; then
2243 error_exit "Your compiler does not support the __thread specifier for " \
2244 "Thread-Local Storage (TLS). Please upgrade to a version that does."
2245 fi
2246
2247 cat > $TMPC << EOF
2248
2249 #ifdef __linux__
2250 # define THREAD __thread
2251 #else
2252 # define THREAD
2253 #endif
2254 static THREAD int tls_var;
2255 int main(void) { return tls_var; }
2256 EOF
2257
2258 # Check we support --no-pie first; we will need this for building ROMs.
2259 if compile_prog "-Werror -fno-pie" "-no-pie"; then
2260 CFLAGS_NOPIE="-fno-pie"
2261 LDFLAGS_NOPIE="-no-pie"
2262 fi
2263
2264 if test "$static" = "yes"; then
2265 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
2266 CFLAGS="-fPIE -DPIE $CFLAGS"
2267 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS"
2268 pie="yes"
2269 elif test "$pie" = "yes"; then
2270 error_exit "-static-pie not available due to missing toolchain support"
2271 else
2272 QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
2273 pie="no"
2274 fi
2275 elif test "$pie" = "no"; then
2276 CFLAGS="$CFLAGS_NOPIE $CFLAGS"
2277 LDFLAGS="$LDFLAGS_NOPIE $LDFLAGS"
2278 elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
2279 CFLAGS="-fPIE -DPIE $CFLAGS"
2280 LDFLAGS="-pie $LDFLAGS"
2281 pie="yes"
2282 elif test "$pie" = "yes"; then
2283 error_exit "PIE not available due to missing toolchain support"
2284 else
2285 echo "Disabling PIE due to missing toolchain support"
2286 pie="no"
2287 fi
2288
2289 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
2290 # The combination is known as "full relro", because .got.plt is read-only too.
2291 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
2292 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
2293 fi
2294
2295 ##########################################
2296 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
2297 # use i686 as default anyway, but for those that don't, an explicit
2298 # specification is necessary
2299
2300 if test "$cpu" = "i386"; then
2301 cat > $TMPC << EOF
2302 static int sfaa(int *ptr)
2303 {
2304 return __sync_fetch_and_and(ptr, 0);
2305 }
2306
2307 int main(void)
2308 {
2309 int val = 42;
2310 val = __sync_val_compare_and_swap(&val, 0, 1);
2311 sfaa(&val);
2312 return val;
2313 }
2314 EOF
2315 if ! compile_prog "" "" ; then
2316 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
2317 fi
2318 fi
2319
2320 #########################################
2321 # Solaris specific configure tool chain decisions
2322
2323 if test "$solaris" = "yes" ; then
2324 if has $install; then
2325 :
2326 else
2327 error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
2328 "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
2329 "to get ginstall which is used by default (which lives in /opt/csw/bin)"
2330 fi
2331 if test "$(path_of $install)" = "/usr/sbin/install" ; then
2332 error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
2333 "try ginstall from the GNU fileutils available from www.blastwave.org" \
2334 "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
2335 fi
2336 if has ar; then
2337 :
2338 else
2339 if test -f /usr/ccs/bin/ar ; then
2340 error_exit "No path includes ar" \
2341 "Add /usr/ccs/bin to your path and rerun configure"
2342 fi
2343 error_exit "No path includes ar"
2344 fi
2345 fi
2346
2347 if test -z "${target_list+xxx}" ; then
2348 for target in $default_target_list; do
2349 supported_target $target 2>/dev/null && \
2350 target_list="$target_list $target"
2351 done
2352 target_list="${target_list# }"
2353 else
2354 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
2355 for target in $target_list; do
2356 # Check that we recognised the target name; this allows a more
2357 # friendly error message than if we let it fall through.
2358 case " $default_target_list " in
2359 *" $target "*)
2360 ;;
2361 *)
2362 error_exit "Unknown target name '$target'"
2363 ;;
2364 esac
2365 supported_target $target || exit 1
2366 done
2367 fi
2368
2369 # see if system emulation was really requested
2370 case " $target_list " in
2371 *"-softmmu "*) softmmu=yes
2372 ;;
2373 *) softmmu=no
2374 ;;
2375 esac
2376
2377 for target in $target_list; do
2378 case "$target" in
2379 arm-softmmu | aarch64-softmmu | i386-softmmu | x86_64-softmmu)
2380 edk2_blobs="yes"
2381 ;;
2382 esac
2383 done
2384 # The EDK2 binaries are compressed with bzip2
2385 if test "$edk2_blobs" = "yes" && ! has bzip2; then
2386 error_exit "The bzip2 program is required for building QEMU"
2387 fi
2388
2389 feature_not_found() {
2390 feature=$1
2391 remedy=$2
2392
2393 error_exit "User requested feature $feature" \
2394 "configure was not able to find it." \
2395 "$remedy"
2396 }
2397
2398 # ---
2399 # big/little endian test
2400 cat > $TMPC << EOF
2401 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
2402 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
2403 extern int foo(short *, short *);
2404 int main(int argc, char *argv[]) {
2405 return foo(big_endian, little_endian);
2406 }
2407 EOF
2408
2409 if compile_object ; then
2410 if strings -a $TMPO | grep -q BiGeNdIaN ; then
2411 bigendian="yes"
2412 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
2413 bigendian="no"
2414 else
2415 echo big/little test failed
2416 fi
2417 else
2418 echo big/little test failed
2419 fi
2420
2421 ##########################################
2422 # system tools
2423 if test -z "$want_tools"; then
2424 if test "$softmmu" = "no"; then
2425 want_tools=no
2426 else
2427 want_tools=yes
2428 fi
2429 fi
2430
2431 ##########################################
2432 # cocoa implies not SDL or GTK
2433 # (the cocoa UI code currently assumes it is always the active UI
2434 # and doesn't interact well with other UI frontend code)
2435 if test "$cocoa" = "yes"; then
2436 if test "$sdl" = "yes"; then
2437 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
2438 fi
2439 if test "$gtk" = "yes"; then
2440 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
2441 fi
2442 gtk=no
2443 sdl=disabled
2444 fi
2445
2446 # Some versions of Mac OS X incorrectly define SIZE_MAX
2447 cat > $TMPC << EOF
2448 #include <stdint.h>
2449 #include <stdio.h>
2450 int main(int argc, char *argv[]) {
2451 return printf("%zu", SIZE_MAX);
2452 }
2453 EOF
2454 have_broken_size_max=no
2455 if ! compile_object -Werror ; then
2456 have_broken_size_max=yes
2457 fi
2458
2459 ##########################################
2460 # L2TPV3 probe
2461
2462 cat > $TMPC <<EOF
2463 #include <sys/socket.h>
2464 #include <linux/ip.h>
2465 int main(void) { return sizeof(struct mmsghdr); }
2466 EOF
2467 if compile_prog "" "" ; then
2468 l2tpv3=yes
2469 else
2470 l2tpv3=no
2471 fi
2472
2473 if check_include "pty.h" ; then
2474 pty_h=yes
2475 else
2476 pty_h=no
2477 fi
2478
2479 cat > $TMPC <<EOF
2480 #include <sys/mman.h>
2481 int main(int argc, char *argv[]) {
2482 return mlockall(MCL_FUTURE);
2483 }
2484 EOF
2485 if compile_prog "" "" ; then
2486 have_mlockall=yes
2487 else
2488 have_mlockall=no
2489 fi
2490
2491 #########################################
2492 # vhost interdependencies and host support
2493
2494 # vhost backends
2495 test "$vhost_user" = "" && vhost_user=yes
2496 if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
2497 error_exit "vhost-user isn't available on win32"
2498 fi
2499 test "$vhost_vdpa" = "" && vhost_vdpa=$linux
2500 if test "$vhost_vdpa" = "yes" && test "$linux" != "yes"; then
2501 error_exit "vhost-vdpa is only available on Linux"
2502 fi
2503 test "$vhost_kernel" = "" && vhost_kernel=$linux
2504 if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
2505 error_exit "vhost-kernel is only available on Linux"
2506 fi
2507
2508 # vhost-kernel devices
2509 test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
2510 if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
2511 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
2512 fi
2513 test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
2514 if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
2515 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
2516 fi
2517
2518 # vhost-user backends
2519 test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
2520 if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
2521 error_exit "--enable-vhost-net-user requires --enable-vhost-user"
2522 fi
2523 test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
2524 if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
2525 error_exit "--enable-vhost-crypto requires --enable-vhost-user"
2526 fi
2527 test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
2528 if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
2529 error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
2530 fi
2531 #vhost-vdpa backends
2532 test "$vhost_net_vdpa" = "" && vhost_net_vdpa=$vhost_vdpa
2533 if test "$vhost_net_vdpa" = "yes" && test "$vhost_vdpa" = "no"; then
2534 error_exit "--enable-vhost-net-vdpa requires --enable-vhost-vdpa"
2535 fi
2536
2537 # OR the vhost-kernel and vhost-user values for simplicity
2538 if test "$vhost_net" = ""; then
2539 test "$vhost_net_user" = "yes" && vhost_net=yes
2540 test "$vhost_kernel" = "yes" && vhost_net=yes
2541 fi
2542
2543 ##########################################
2544 # MinGW / Mingw-w64 localtime_r/gmtime_r check
2545
2546 if test "$mingw32" = "yes"; then
2547 # Some versions of MinGW / Mingw-w64 lack localtime_r
2548 # and gmtime_r entirely.
2549 #
2550 # Some versions of Mingw-w64 define a macro for
2551 # localtime_r/gmtime_r.
2552 #
2553 # Some versions of Mingw-w64 will define functions
2554 # for localtime_r/gmtime_r, but only if you have
2555 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2556 # though, unistd.h and pthread.h both define
2557 # that for you.
2558 #
2559 # So this #undef localtime_r and #include <unistd.h>
2560 # are not in fact redundant.
2561 cat > $TMPC << EOF
2562 #include <unistd.h>
2563 #include <time.h>
2564 #undef localtime_r
2565 int main(void) { localtime_r(NULL, NULL); return 0; }
2566 EOF
2567 if compile_prog "" "" ; then
2568 localtime_r="yes"
2569 else
2570 localtime_r="no"
2571 fi
2572 fi
2573
2574 ##########################################
2575 # pkg-config probe
2576
2577 if ! has "$pkg_config_exe"; then
2578 error_exit "pkg-config binary '$pkg_config_exe' not found"
2579 fi
2580
2581 ##########################################
2582 # NPTL probe
2583
2584 if test "$linux_user" = "yes"; then
2585 cat > $TMPC <<EOF
2586 #include <sched.h>
2587 #include <linux/futex.h>
2588 int main(void) {
2589 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2590 #error bork
2591 #endif
2592 return 0;
2593 }
2594 EOF
2595 if ! compile_object ; then
2596 feature_not_found "nptl" "Install glibc and linux kernel headers."
2597 fi
2598 fi
2599
2600 ##########################################
2601 # lzo check
2602
2603 if test "$lzo" != "no" ; then
2604 cat > $TMPC << EOF
2605 #include <lzo/lzo1x.h>
2606 int main(void) { lzo_version(); return 0; }
2607 EOF
2608 if compile_prog "" "-llzo2" ; then
2609 lzo_libs="-llzo2"
2610 lzo="yes"
2611 else
2612 if test "$lzo" = "yes"; then
2613 feature_not_found "liblzo2" "Install liblzo2 devel"
2614 fi
2615 lzo="no"
2616 fi
2617 fi
2618
2619 ##########################################
2620 # snappy check
2621
2622 if test "$snappy" != "no" ; then
2623 cat > $TMPC << EOF
2624 #include <snappy-c.h>
2625 int main(void) { snappy_max_compressed_length(4096); return 0; }
2626 EOF
2627 if compile_prog "" "-lsnappy" ; then
2628 snappy_libs='-lsnappy'
2629 snappy="yes"
2630 else
2631 if test "$snappy" = "yes"; then
2632 feature_not_found "libsnappy" "Install libsnappy devel"
2633 fi
2634 snappy="no"
2635 fi
2636 fi
2637
2638 ##########################################
2639 # bzip2 check
2640
2641 if test "$bzip2" != "no" ; then
2642 cat > $TMPC << EOF
2643 #include <bzlib.h>
2644 int main(void) { BZ2_bzlibVersion(); return 0; }
2645 EOF
2646 if compile_prog "" "-lbz2" ; then
2647 bzip2="yes"
2648 else
2649 if test "$bzip2" = "yes"; then
2650 feature_not_found "libbzip2" "Install libbzip2 devel"
2651 fi
2652 bzip2="no"
2653 fi
2654 fi
2655
2656 ##########################################
2657 # lzfse check
2658
2659 if test "$lzfse" != "no" ; then
2660 cat > $TMPC << EOF
2661 #include <lzfse.h>
2662 int main(void) { lzfse_decode_scratch_size(); return 0; }
2663 EOF
2664 if compile_prog "" "-llzfse" ; then
2665 lzfse="yes"
2666 else
2667 if test "$lzfse" = "yes"; then
2668 feature_not_found "lzfse" "Install lzfse devel"
2669 fi
2670 lzfse="no"
2671 fi
2672 fi
2673
2674 ##########################################
2675 # zstd check
2676
2677 if test "$zstd" != "no" ; then
2678 libzstd_minver="1.4.0"
2679 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then
2680 zstd_cflags="$($pkg_config --cflags libzstd)"
2681 zstd_libs="$($pkg_config --libs libzstd)"
2682 zstd="yes"
2683 else
2684 if test "$zstd" = "yes" ; then
2685 feature_not_found "libzstd" "Install libzstd devel"
2686 fi
2687 zstd="no"
2688 fi
2689 fi
2690
2691 ##########################################
2692 # libseccomp check
2693
2694 if test "$seccomp" != "no" ; then
2695 libseccomp_minver="2.3.0"
2696 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2697 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2698 seccomp_libs="$($pkg_config --libs libseccomp)"
2699 seccomp="yes"
2700 else
2701 if test "$seccomp" = "yes" ; then
2702 feature_not_found "libseccomp" \
2703 "Install libseccomp devel >= $libseccomp_minver"
2704 fi
2705 seccomp="no"
2706 fi
2707 fi
2708 ##########################################
2709 # xen probe
2710
2711 if test "$xen" != "no" ; then
2712 # Check whether Xen library path is specified via --extra-ldflags to avoid
2713 # overriding this setting with pkg-config output. If not, try pkg-config
2714 # to obtain all needed flags.
2715
2716 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2717 $pkg_config --exists xencontrol ; then
2718 xen_ctrl_version="$(printf '%d%02d%02d' \
2719 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2720 xen=yes
2721 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2722 xen_pc="$xen_pc xenevtchn xendevicemodel"
2723 if $pkg_config --exists xentoolcore; then
2724 xen_pc="$xen_pc xentoolcore"
2725 fi
2726 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2727 xen_cflags="$($pkg_config --cflags $xen_pc)"
2728 xen_libs="$($pkg_config --libs $xen_pc)"
2729 else
2730
2731 xen_libs="-lxenstore -lxenctrl -lxenguest"
2732 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2733
2734 # First we test whether Xen headers and libraries are available.
2735 # If no, we are done and there is no Xen support.
2736 # If yes, more tests are run to detect the Xen version.
2737
2738 # Xen (any)
2739 cat > $TMPC <<EOF
2740 #include <xenctrl.h>
2741 int main(void) {
2742 return 0;
2743 }
2744 EOF
2745 if ! compile_prog "" "$xen_libs" ; then
2746 # Xen not found
2747 if test "$xen" = "yes" ; then
2748 feature_not_found "xen" "Install xen devel"
2749 fi
2750 xen=no
2751
2752 # Xen unstable
2753 elif
2754 cat > $TMPC <<EOF &&
2755 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2756 #define __XEN_TOOLS__
2757 #include <xendevicemodel.h>
2758 #include <xenforeignmemory.h>
2759 int main(void) {
2760 xendevicemodel_handle *xd;
2761 xenforeignmemory_handle *xfmem;
2762
2763 xd = xendevicemodel_open(0, 0);
2764 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
2765
2766 xfmem = xenforeignmemory_open(0, 0);
2767 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
2768
2769 return 0;
2770 }
2771 EOF
2772 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2773 then
2774 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2775 xen_ctrl_version=41100
2776 xen=yes
2777 elif
2778 cat > $TMPC <<EOF &&
2779 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2780 #include <xenforeignmemory.h>
2781 #include <xentoolcore.h>
2782 int main(void) {
2783 xenforeignmemory_handle *xfmem;
2784
2785 xfmem = xenforeignmemory_open(0, 0);
2786 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2787 xentoolcore_restrict_all(0);
2788
2789 return 0;
2790 }
2791 EOF
2792 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2793 then
2794 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2795 xen_ctrl_version=41000
2796 xen=yes
2797 elif
2798 cat > $TMPC <<EOF &&
2799 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2800 #define __XEN_TOOLS__
2801 #include <xendevicemodel.h>
2802 int main(void) {
2803 xendevicemodel_handle *xd;
2804
2805 xd = xendevicemodel_open(0, 0);
2806 xendevicemodel_close(xd);
2807
2808 return 0;
2809 }
2810 EOF
2811 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2812 then
2813 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2814 xen_ctrl_version=40900
2815 xen=yes
2816 elif
2817 cat > $TMPC <<EOF &&
2818 /*
2819 * If we have stable libs the we don't want the libxc compat
2820 * layers, regardless of what CFLAGS we may have been given.
2821 *
2822 * Also, check if xengnttab_grant_copy_segment_t is defined and
2823 * grant copy operation is implemented.
2824 */
2825 #undef XC_WANT_COMPAT_EVTCHN_API
2826 #undef XC_WANT_COMPAT_GNTTAB_API
2827 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2828 #include <xenctrl.h>
2829 #include <xenstore.h>
2830 #include <xenevtchn.h>
2831 #include <xengnttab.h>
2832 #include <xenforeignmemory.h>
2833 #include <stdint.h>
2834 #include <xen/hvm/hvm_info_table.h>
2835 #if !defined(HVM_MAX_VCPUS)
2836 # error HVM_MAX_VCPUS not defined
2837 #endif
2838 int main(void) {
2839 xc_interface *xc = NULL;
2840 xenforeignmemory_handle *xfmem;
2841 xenevtchn_handle *xe;
2842 xengnttab_handle *xg;
2843 xengnttab_grant_copy_segment_t* seg = NULL;
2844
2845 xs_daemon_open();
2846
2847 xc = xc_interface_open(0, 0, 0);
2848 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2849 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2850 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2851 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2852
2853 xfmem = xenforeignmemory_open(0, 0);
2854 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2855
2856 xe = xenevtchn_open(0, 0);
2857 xenevtchn_fd(xe);
2858
2859 xg = xengnttab_open(0, 0);
2860 xengnttab_grant_copy(xg, 0, seg);
2861
2862 return 0;
2863 }
2864 EOF
2865 compile_prog "" "$xen_libs $xen_stable_libs"
2866 then
2867 xen_ctrl_version=40800
2868 xen=yes
2869 elif
2870 cat > $TMPC <<EOF &&
2871 /*
2872 * If we have stable libs the we don't want the libxc compat
2873 * layers, regardless of what CFLAGS we may have been given.
2874 */
2875 #undef XC_WANT_COMPAT_EVTCHN_API
2876 #undef XC_WANT_COMPAT_GNTTAB_API
2877 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2878 #include <xenctrl.h>
2879 #include <xenstore.h>
2880 #include <xenevtchn.h>
2881 #include <xengnttab.h>
2882 #include <xenforeignmemory.h>
2883 #include <stdint.h>
2884 #include <xen/hvm/hvm_info_table.h>
2885 #if !defined(HVM_MAX_VCPUS)
2886 # error HVM_MAX_VCPUS not defined
2887 #endif
2888 int main(void) {
2889 xc_interface *xc = NULL;
2890 xenforeignmemory_handle *xfmem;
2891 xenevtchn_handle *xe;
2892 xengnttab_handle *xg;
2893
2894 xs_daemon_open();
2895
2896 xc = xc_interface_open(0, 0, 0);
2897 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2898 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2899 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2900 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2901
2902 xfmem = xenforeignmemory_open(0, 0);
2903 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2904
2905 xe = xenevtchn_open(0, 0);
2906 xenevtchn_fd(xe);
2907
2908 xg = xengnttab_open(0, 0);
2909 xengnttab_map_grant_ref(xg, 0, 0, 0);
2910
2911 return 0;
2912 }
2913 EOF
2914 compile_prog "" "$xen_libs $xen_stable_libs"
2915 then
2916 xen_ctrl_version=40701
2917 xen=yes
2918
2919 # Xen 4.6
2920 elif
2921 cat > $TMPC <<EOF &&
2922 #include <xenctrl.h>
2923 #include <xenstore.h>
2924 #include <stdint.h>
2925 #include <xen/hvm/hvm_info_table.h>
2926 #if !defined(HVM_MAX_VCPUS)
2927 # error HVM_MAX_VCPUS not defined
2928 #endif
2929 int main(void) {
2930 xc_interface *xc;
2931 xs_daemon_open();
2932 xc = xc_interface_open(0, 0, 0);
2933 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2934 xc_gnttab_open(NULL, 0);
2935 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2936 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2937 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2938 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2939 return 0;
2940 }
2941 EOF
2942 compile_prog "" "$xen_libs"
2943 then
2944 xen_ctrl_version=40600
2945 xen=yes
2946
2947 # Xen 4.5
2948 elif
2949 cat > $TMPC <<EOF &&
2950 #include <xenctrl.h>
2951 #include <xenstore.h>
2952 #include <stdint.h>
2953 #include <xen/hvm/hvm_info_table.h>
2954 #if !defined(HVM_MAX_VCPUS)
2955 # error HVM_MAX_VCPUS not defined
2956 #endif
2957 int main(void) {
2958 xc_interface *xc;
2959 xs_daemon_open();
2960 xc = xc_interface_open(0, 0, 0);
2961 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2962 xc_gnttab_open(NULL, 0);
2963 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2964 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2965 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2966 return 0;
2967 }
2968 EOF
2969 compile_prog "" "$xen_libs"
2970 then
2971 xen_ctrl_version=40500
2972 xen=yes
2973
2974 elif
2975 cat > $TMPC <<EOF &&
2976 #include <xenctrl.h>
2977 #include <xenstore.h>
2978 #include <stdint.h>
2979 #include <xen/hvm/hvm_info_table.h>
2980 #if !defined(HVM_MAX_VCPUS)
2981 # error HVM_MAX_VCPUS not defined
2982 #endif
2983 int main(void) {
2984 xc_interface *xc;
2985 xs_daemon_open();
2986 xc = xc_interface_open(0, 0, 0);
2987 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2988 xc_gnttab_open(NULL, 0);
2989 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2990 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2991 return 0;
2992 }
2993 EOF
2994 compile_prog "" "$xen_libs"
2995 then
2996 xen_ctrl_version=40200
2997 xen=yes
2998
2999 else
3000 if test "$xen" = "yes" ; then
3001 feature_not_found "xen (unsupported version)" \
3002 "Install a supported xen (xen 4.2 or newer)"
3003 fi
3004 xen=no
3005 fi
3006
3007 if test "$xen" = yes; then
3008 if test $xen_ctrl_version -ge 40701 ; then
3009 xen_libs="$xen_libs $xen_stable_libs "
3010 fi
3011 fi
3012 fi
3013 fi
3014
3015 if test "$xen_pci_passthrough" != "no"; then
3016 if test "$xen" = "yes" && test "$linux" = "yes"; then
3017 xen_pci_passthrough=yes
3018 else
3019 if test "$xen_pci_passthrough" = "yes"; then
3020 error_exit "User requested feature Xen PCI Passthrough" \
3021 " but this feature requires /sys from Linux"
3022 fi
3023 xen_pci_passthrough=no
3024 fi
3025 fi
3026
3027 ##########################################
3028 # Windows Hypervisor Platform accelerator (WHPX) check
3029 if test "$whpx" != "no" ; then
3030 if check_include "WinHvPlatform.h" && check_include "WinHvEmulation.h"; then
3031 whpx="yes"
3032 else
3033 if test "$whpx" = "yes"; then
3034 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
3035 fi
3036 whpx="no"
3037 fi
3038 fi
3039
3040 ##########################################
3041 # gettext probe
3042 if test "$gettext" != "false" ; then
3043 if has xgettext; then
3044 gettext=true
3045 else
3046 if test "$gettext" = "true" ; then
3047 feature_not_found "gettext" "Install xgettext binary"
3048 fi
3049 gettext=false
3050 fi
3051 fi
3052
3053 ##########################################
3054 # Sparse probe
3055 if test "$sparse" != "no" ; then
3056 if has sparse; then
3057 sparse=yes
3058 else
3059 if test "$sparse" = "yes" ; then
3060 feature_not_found "sparse" "Install sparse binary"
3061 fi
3062 sparse=no
3063 fi
3064 fi
3065
3066 ##########################################
3067 # X11 probe
3068 if $pkg_config --exists "x11"; then
3069 have_x11=yes
3070 x11_cflags=$($pkg_config --cflags x11)
3071 x11_libs=$($pkg_config --libs x11)
3072 fi
3073
3074 ##########################################
3075 # GTK probe
3076
3077 if test "$gtk" != "no"; then
3078 gtkpackage="gtk+-3.0"
3079 gtkx11package="gtk+-x11-3.0"
3080 gtkversion="3.22.0"
3081 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
3082 gtk_cflags=$($pkg_config --cflags $gtkpackage)
3083 gtk_libs=$($pkg_config --libs $gtkpackage)
3084 gtk_version=$($pkg_config --modversion $gtkpackage)
3085 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
3086 need_x11=yes
3087 gtk_cflags="$gtk_cflags $x11_cflags"
3088 gtk_libs="$gtk_libs $x11_libs"
3089 fi
3090 gtk="yes"
3091 elif test "$gtk" = "yes"; then
3092 feature_not_found "gtk" "Install gtk3-devel"
3093 else
3094 gtk="no"
3095 fi
3096 fi
3097
3098
3099 ##########################################
3100 # GNUTLS probe
3101
3102 if test "$gnutls" != "no"; then
3103 pass="no"
3104 if $pkg_config --exists "gnutls >= 3.1.18"; then
3105 gnutls_cflags=$($pkg_config --cflags gnutls)
3106 gnutls_libs=$($pkg_config --libs gnutls)
3107 # Packaging for the static libraries is not always correct.
3108 # At least ubuntu 18.04 ships only shared libraries.
3109 write_c_skeleton
3110 if compile_prog "" "$gnutls_libs" ; then
3111 LIBS="$gnutls_libs $LIBS"
3112 QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
3113 pass="yes"
3114 fi
3115 fi
3116 if test "$pass" = "no" && test "$gnutls" = "yes"; then
3117 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
3118 else
3119 gnutls="$pass"
3120 fi
3121 fi
3122
3123
3124 # If user didn't give a --disable/enable-gcrypt flag,
3125 # then mark as disabled if user requested nettle
3126 # explicitly
3127 if test -z "$gcrypt"
3128 then
3129 if test "$nettle" = "yes"
3130 then
3131 gcrypt="no"
3132 fi
3133 fi
3134
3135 # If user didn't give a --disable/enable-nettle flag,
3136 # then mark as disabled if user requested gcrypt
3137 # explicitly
3138 if test -z "$nettle"
3139 then
3140 if test "$gcrypt" = "yes"
3141 then
3142 nettle="no"
3143 fi
3144 fi
3145
3146 has_libgcrypt() {
3147 if ! has "libgcrypt-config"
3148 then
3149 return 1
3150 fi
3151
3152 if test -n "$cross_prefix"
3153 then
3154 host=$(libgcrypt-config --host)
3155 if test "$host-" != $cross_prefix
3156 then
3157 return 1
3158 fi
3159 fi
3160
3161 maj=`libgcrypt-config --version | awk -F . '{print $1}'`
3162 min=`libgcrypt-config --version | awk -F . '{print $2}'`
3163
3164 if test $maj != 1 || test $min -lt 5
3165 then
3166 return 1
3167 fi
3168
3169 return 0
3170 }
3171
3172
3173 if test "$nettle" != "no"; then
3174 pass="no"
3175 if $pkg_config --exists "nettle >= 2.7.1"; then
3176 nettle_cflags=$($pkg_config --cflags nettle)
3177 nettle_libs=$($pkg_config --libs nettle)
3178 nettle_version=$($pkg_config --modversion nettle)
3179 # Link test to make sure the given libraries work (e.g for static).
3180 write_c_skeleton
3181 if compile_prog "" "$nettle_libs" ; then
3182 LIBS="$nettle_libs $LIBS"
3183 QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
3184 if test -z "$gcrypt"; then
3185 gcrypt="no"
3186 fi
3187 pass="yes"
3188 fi
3189 fi
3190 if test "$pass" = "yes"
3191 then
3192 cat > $TMPC << EOF
3193 #include <nettle/xts.h>
3194 int main(void) {
3195 return 0;
3196 }
3197 EOF
3198 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
3199 nettle_xts=yes
3200 qemu_private_xts=no
3201 fi
3202 fi
3203 if test "$pass" = "no" && test "$nettle" = "yes"; then
3204 feature_not_found "nettle" "Install nettle devel >= 2.7.1"
3205 else
3206 nettle="$pass"
3207 fi
3208 fi
3209
3210 if test "$gcrypt" != "no"; then
3211 pass="no"
3212 if has_libgcrypt; then
3213 gcrypt_cflags=$(libgcrypt-config --cflags)
3214 gcrypt_libs=$(libgcrypt-config --libs)
3215 # Debian has removed -lgpg-error from libgcrypt-config
3216 # as it "spreads unnecessary dependencies" which in
3217 # turn breaks static builds...
3218 if test "$static" = "yes"
3219 then
3220 gcrypt_libs="$gcrypt_libs -lgpg-error"
3221 fi
3222
3223 # Link test to make sure the given libraries work (e.g for static).
3224 write_c_skeleton
3225 if compile_prog "" "$gcrypt_libs" ; then
3226 LIBS="$gcrypt_libs $LIBS"
3227 QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
3228 pass="yes"
3229 fi
3230 fi
3231 if test "$pass" = "yes"; then
3232 gcrypt="yes"
3233 cat > $TMPC << EOF
3234 #include <gcrypt.h>
3235 int main(void) {
3236 gcry_mac_hd_t handle;
3237 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
3238 GCRY_MAC_FLAG_SECURE, NULL);
3239 return 0;
3240 }
3241 EOF
3242 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3243 gcrypt_hmac=yes
3244 fi
3245 cat > $TMPC << EOF
3246 #include <gcrypt.h>
3247 int main(void) {
3248 gcry_cipher_hd_t handle;
3249 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0);
3250 return 0;
3251 }
3252 EOF
3253 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3254 gcrypt_xts=yes
3255 qemu_private_xts=no
3256 fi
3257 elif test "$gcrypt" = "yes"; then
3258 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
3259 else
3260 gcrypt="no"
3261 fi
3262 fi
3263
3264
3265 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
3266 then
3267 error_exit "Only one of gcrypt & nettle can be enabled"
3268 fi
3269
3270 ##########################################
3271 # libtasn1 - only for the TLS creds/session test suite
3272
3273 tasn1=yes
3274 tasn1_cflags=""
3275 tasn1_libs=""
3276 if $pkg_config --exists "libtasn1"; then
3277 tasn1_cflags=$($pkg_config --cflags libtasn1)
3278 tasn1_libs=$($pkg_config --libs libtasn1)
3279 else
3280 tasn1=no
3281 fi
3282
3283
3284 ##########################################
3285 # PAM probe
3286
3287 if test "$auth_pam" != "no"; then
3288 cat > $TMPC <<EOF
3289 #include <security/pam_appl.h>
3290 #include <stdio.h>
3291 int main(void) {
3292 const char *service_name = "qemu";
3293 const char *user = "frank";
3294 const struct pam_conv pam_conv = { 0 };
3295 pam_handle_t *pamh = NULL;
3296 pam_start(service_name, user, &pam_conv, &pamh);
3297 return 0;
3298 }
3299 EOF
3300 if compile_prog "" "-lpam" ; then
3301 auth_pam=yes
3302 else
3303 if test "$auth_pam" = "yes"; then
3304 feature_not_found "PAM" "Install PAM development package"
3305 else
3306 auth_pam=no
3307 fi
3308 fi
3309 fi
3310
3311 ##########################################
3312 # getifaddrs (for tests/test-io-channel-socket )
3313
3314 have_ifaddrs_h=yes
3315 if ! check_include "ifaddrs.h" ; then
3316 have_ifaddrs_h=no
3317 fi
3318
3319 #########################################
3320 # libdrm check
3321 have_drm_h=no
3322 if check_include "libdrm/drm.h" ; then
3323 have_drm_h=yes
3324 fi
3325
3326 #########################################
3327 # sys/signal.h check
3328 have_sys_signal_h=no
3329 if check_include "sys/signal.h" ; then
3330 have_sys_signal_h=yes
3331 fi
3332
3333 ##########################################
3334 # VTE probe
3335
3336 if test "$vte" != "no"; then
3337 vteminversion="0.32.0"
3338 if $pkg_config --exists "vte-2.91"; then
3339 vtepackage="vte-2.91"
3340 else
3341 vtepackage="vte-2.90"
3342 fi
3343 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
3344 vte_cflags=$($pkg_config --cflags $vtepackage)
3345 vte_libs=$($pkg_config --libs $vtepackage)
3346 vteversion=$($pkg_config --modversion $vtepackage)
3347 vte="yes"
3348 elif test "$vte" = "yes"; then
3349 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
3350 else
3351 vte="no"
3352 fi
3353 fi
3354
3355 ##########################################
3356 # RDMA needs OpenFabrics libraries
3357 if test "$rdma" != "no" ; then
3358 cat > $TMPC <<EOF
3359 #include <rdma/rdma_cma.h>
3360 int main(void) { return 0; }
3361 EOF
3362 rdma_libs="-lrdmacm -libverbs -libumad"
3363 if compile_prog "" "$rdma_libs" ; then
3364 rdma="yes"
3365 else
3366 if test "$rdma" = "yes" ; then
3367 error_exit \
3368 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
3369 " Your options:" \
3370 " (1) Fast: Install infiniband packages (devel) from your distro." \
3371 " (2) Cleanest: Install libraries from www.openfabrics.org" \
3372 " (3) Also: Install softiwarp if you don't have RDMA hardware"
3373 fi
3374 rdma="no"
3375 fi
3376 fi
3377
3378 ##########################################
3379 # PVRDMA detection
3380
3381 cat > $TMPC <<EOF &&
3382 #include <sys/mman.h>
3383
3384 int
3385 main(void)
3386 {
3387 char buf = 0;
3388 void *addr = &buf;
3389 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
3390
3391 return 0;
3392 }
3393 EOF
3394
3395 if test "$rdma" = "yes" ; then
3396 case "$pvrdma" in
3397 "")
3398 if compile_prog "" ""; then
3399 pvrdma="yes"
3400 else
3401 pvrdma="no"
3402 fi
3403 ;;
3404 "yes")
3405 if ! compile_prog "" ""; then
3406 error_exit "PVRDMA is not supported since mremap is not implemented"
3407 fi
3408 pvrdma="yes"
3409 ;;
3410 "no")
3411 pvrdma="no"
3412 ;;
3413 esac
3414 else
3415 if test "$pvrdma" = "yes" ; then
3416 error_exit "PVRDMA requires rdma suppport"
3417 fi
3418 pvrdma="no"
3419 fi
3420
3421 # Let's see if enhanced reg_mr is supported
3422 if test "$pvrdma" = "yes" ; then
3423
3424 cat > $TMPC <<EOF &&
3425 #include <infiniband/verbs.h>
3426
3427 int
3428 main(void)
3429 {
3430 struct ibv_mr *mr;
3431 struct ibv_pd *pd = NULL;
3432 size_t length = 10;
3433 uint64_t iova = 0;
3434 int access = 0;
3435 void *addr = NULL;
3436
3437 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
3438
3439 ibv_dereg_mr(mr);
3440
3441 return 0;
3442 }
3443 EOF
3444 if ! compile_prog "" "-libverbs"; then
3445 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
3446 fi
3447 fi
3448
3449 ##########################################
3450 # xfsctl() probe, used for file-posix.c
3451 if test "$xfs" != "no" ; then
3452 cat > $TMPC << EOF
3453 #include <stddef.h> /* NULL */
3454 #include <xfs/xfs.h>
3455 int main(void)
3456 {
3457 xfsctl(NULL, 0, 0, NULL);
3458 return 0;
3459 }
3460 EOF
3461 if compile_prog "" "" ; then
3462 xfs="yes"
3463 else
3464 if test "$xfs" = "yes" ; then
3465 feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
3466 fi
3467 xfs=no
3468 fi
3469 fi
3470
3471 ##########################################
3472 # vde libraries probe
3473 if test "$vde" != "no" ; then
3474 vde_libs="-lvdeplug"
3475 cat > $TMPC << EOF
3476 #include <libvdeplug.h>
3477 int main(void)
3478 {
3479 struct vde_open_args a = {0, 0, 0};
3480 char s[] = "";
3481 vde_open(s, s, &a);
3482 return 0;
3483 }
3484 EOF
3485 if compile_prog "" "$vde_libs" ; then
3486 vde=yes
3487 else
3488 if test "$vde" = "yes" ; then
3489 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3490 fi
3491 vde=no
3492 fi
3493 fi
3494
3495 ##########################################
3496 # netmap support probe
3497 # Apart from looking for netmap headers, we make sure that the host API version
3498 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3499 # a minor/major version number. Minor new features will be marked with values up
3500 # to 15, and if something happens that requires a change to the backend we will
3501 # move above 15, submit the backend fixes and modify this two bounds.
3502 if test "$netmap" != "no" ; then
3503 cat > $TMPC << EOF
3504 #include <inttypes.h>
3505 #include <net/if.h>
3506 #include <net/netmap.h>
3507 #include <net/netmap_user.h>
3508 #if (NETMAP_API < 11) || (NETMAP_API > 15)
3509 #error
3510 #endif
3511 int main(void) { return 0; }
3512 EOF
3513 if compile_prog "" "" ; then
3514 netmap=yes
3515 else
3516 if test "$netmap" = "yes" ; then
3517 feature_not_found "netmap"
3518 fi
3519 netmap=no
3520 fi
3521 fi
3522
3523 ##########################################
3524 # libcap-ng library probe
3525 if test "$cap_ng" != "no" ; then
3526 cap_libs="-lcap-ng"
3527 cat > $TMPC << EOF
3528 #include <cap-ng.h>
3529 int main(void)
3530 {
3531 capng_capability_to_name(CAPNG_EFFECTIVE);
3532 return 0;
3533 }
3534 EOF
3535 if compile_prog "" "$cap_libs" ; then
3536 cap_ng=yes
3537 else
3538 if test "$cap_ng" = "yes" ; then
3539 feature_not_found "cap_ng" "Install libcap-ng devel"
3540 fi
3541 cap_ng=no
3542 fi
3543 fi
3544
3545 ##########################################
3546 # Sound support libraries probe
3547
3548 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3549 for drv in $audio_drv_list; do
3550 case $drv in
3551 alsa | try-alsa)
3552 if $pkg_config alsa --exists; then
3553 alsa_libs=$($pkg_config alsa --libs)
3554 alsa_cflags=$($pkg_config alsa --cflags)
3555 alsa=yes
3556 if test "$drv" = "try-alsa"; then
3557 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/')
3558 fi
3559 else
3560 if test "$drv" = "try-alsa"; then
3561 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//')
3562 else
3563 error_exit "$drv check failed" \
3564 "Make sure to have the $drv libs and headers installed."
3565 fi
3566 fi
3567 ;;
3568
3569 pa | try-pa)
3570 if $pkg_config libpulse --exists; then
3571 libpulse=yes
3572 pulse_libs=$($pkg_config libpulse --libs)
3573 pulse_cflags=$($pkg_config libpulse --cflags)
3574 if test "$drv" = "try-pa"; then
3575 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/')
3576 fi
3577 else
3578 if test "$drv" = "try-pa"; then
3579 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//')
3580 else
3581 error_exit "$drv check failed" \
3582 "Make sure to have the $drv libs and headers installed."
3583 fi
3584 fi
3585 ;;
3586
3587 sdl)
3588 if test "$sdl" = "no"; then
3589 error_exit "sdl not found or disabled, can not use sdl audio driver"
3590 fi
3591 ;;
3592
3593 try-sdl)
3594 if test "$sdl" = "no"; then
3595 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//')
3596 else
3597 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/')
3598 fi
3599 ;;
3600
3601 coreaudio)
3602 coreaudio_libs="-framework CoreAudio"
3603 ;;
3604
3605 dsound)
3606 dsound_libs="-lole32 -ldxguid"
3607 audio_win_int="yes"
3608 ;;
3609
3610 oss)
3611 oss_libs="$oss_lib"
3612 ;;
3613
3614 jack | try-jack)
3615 if $pkg_config jack --exists; then
3616 libjack=yes
3617 jack_libs=$($pkg_config jack --libs)
3618 if test "$drv" = "try-jack"; then
3619 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack/jack/')
3620 fi
3621 else
3622 if test "$drv" = "try-jack"; then
3623 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack//')
3624 else
3625 error_exit "$drv check failed" \
3626 "Make sure to have the $drv libs and headers installed."
3627 fi
3628 fi
3629 ;;
3630
3631 *)
3632 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3633 error_exit "Unknown driver '$drv' selected" \
3634 "Possible drivers are: $audio_possible_drivers"
3635 }
3636 ;;
3637 esac
3638 done
3639
3640 ##########################################
3641 # BrlAPI probe
3642
3643 if test "$brlapi" != "no" ; then
3644 brlapi_libs="-lbrlapi"
3645 cat > $TMPC << EOF
3646 #include <brlapi.h>
3647 #include <stddef.h>
3648 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3649 EOF
3650 if compile_prog "" "$brlapi_libs" ; then
3651 brlapi=yes
3652 else
3653 if test "$brlapi" = "yes" ; then
3654 feature_not_found "brlapi" "Install brlapi devel"
3655 fi
3656 brlapi=no
3657 fi
3658 fi
3659
3660 ##########################################
3661 # iconv probe
3662 if test "$iconv" != "no" ; then
3663 cat > $TMPC << EOF
3664 #include <iconv.h>
3665 int main(void) {
3666 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
3667 return conv != (iconv_t) -1;
3668 }
3669 EOF
3670 iconv_prefix_list="/usr/local:/usr"
3671 iconv_lib_list=":-liconv"
3672 IFS=:
3673 for iconv_prefix in $iconv_prefix_list; do
3674 IFS=:
3675 iconv_cflags="-I$iconv_prefix/include"
3676 iconv_ldflags="-L$iconv_prefix/lib"
3677 for iconv_link in $iconv_lib_list; do
3678 unset IFS
3679 iconv_lib="$iconv_ldflags $iconv_link"
3680 echo "looking at iconv in '$iconv_cflags' '$iconv_lib'" >> config.log
3681 if compile_prog "$iconv_cflags" "$iconv_lib" ; then
3682 iconv_found=yes
3683 break
3684 fi
3685 done
3686 if test "$iconv_found" = yes ; then
3687 break
3688 fi
3689 done
3690 if test "$iconv_found" = "yes" ; then
3691 iconv=yes
3692 else
3693 if test "$iconv" = "yes" ; then
3694 feature_not_found "iconv" "Install iconv devel"
3695 fi
3696 iconv=no
3697 fi
3698 fi
3699
3700 ##########################################
3701 # curses probe
3702 if test "$iconv" = "no" ; then
3703 # curses will need iconv
3704 curses=no
3705 fi
3706 if test "$curses" != "no" ; then
3707 if test "$mingw32" = "yes" ; then
3708 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3709 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3710 else
3711 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3712 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3713 fi
3714 curses_found=no
3715 cat > $TMPC << EOF
3716 #include <locale.h>
3717 #include <curses.h>
3718 #include <wchar.h>
3719 #include <langinfo.h>
3720 int main(void) {
3721 const char *codeset;
3722 wchar_t wch = L'w';
3723 setlocale(LC_ALL, "");
3724 resize_term(0, 0);
3725 addwstr(L"wide chars\n");
3726 addnwstr(&wch, 1);
3727 add_wch(WACS_DEGREE);
3728 codeset = nl_langinfo(CODESET);
3729 return codeset != 0;
3730 }
3731 EOF
3732 IFS=:
3733 for curses_inc in $curses_inc_list; do
3734 # Make sure we get the wide character prototypes
3735 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3736 IFS=:
3737 for curses_lib in $curses_lib_list; do
3738 unset IFS
3739 if compile_prog "$curses_inc" "$curses_lib" ; then
3740 curses_found=yes
3741 break
3742 fi
3743 done
3744 if test "$curses_found" = yes ; then
3745 break
3746 fi
3747 done
3748 unset IFS
3749 if test "$curses_found" = "yes" ; then
3750 curses=yes
3751 else
3752 if test "$curses" = "yes" ; then
3753 feature_not_found "curses" "Install ncurses devel"
3754 fi
3755 curses=no
3756 fi
3757 fi
3758
3759 ##########################################
3760 # curl probe
3761 if test "$curl" != "no" ; then
3762 if $pkg_config libcurl --exists; then
3763 curlconfig="$pkg_config libcurl"
3764 else
3765 curlconfig=curl-config
3766 fi
3767 cat > $TMPC << EOF
3768 #include <curl/curl.h>
3769 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3770 EOF
3771 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3772 curl_libs=$($curlconfig --libs 2>/dev/null)
3773 if compile_prog "$curl_cflags" "$curl_libs" ; then
3774 curl=yes
3775 else
3776 if test "$curl" = "yes" ; then
3777 feature_not_found "curl" "Install libcurl devel"
3778 fi
3779 curl=no
3780 fi
3781 fi # test "$curl"
3782
3783 ##########################################
3784 # glib support probe
3785
3786 glib_req_ver=2.48
3787 glib_modules=gthread-2.0
3788 if test "$modules" = yes; then
3789 glib_modules="$glib_modules gmodule-export-2.0"
3790 fi
3791 if test "$plugins" = yes; then
3792 glib_modules="$glib_modules gmodule-2.0"
3793 fi
3794
3795 # This workaround is required due to a bug in pkg-config file for glib as it
3796 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3797
3798 if test "$static" = yes && test "$mingw32" = yes; then
3799 QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3800 fi
3801
3802 for i in $glib_modules; do
3803 if $pkg_config --atleast-version=$glib_req_ver $i; then
3804 glib_cflags=$($pkg_config --cflags $i)
3805 glib_libs=$($pkg_config --libs $i)
3806 QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3807 LIBS="$glib_libs $LIBS"
3808 else
3809 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3810 fi
3811 done
3812
3813 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
3814 gio=yes
3815 gio_cflags=$($pkg_config --cflags gio-2.0)
3816 gio_libs=$($pkg_config --libs gio-2.0)
3817 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
3818 if [ ! -x "$gdbus_codegen" ]; then
3819 gdbus_codegen=
3820 fi
3821 else
3822 gio=no
3823 fi
3824
3825 if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
3826 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
3827 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
3828 fi
3829
3830 # Sanity check that the current size_t matches the
3831 # size that glib thinks it should be. This catches
3832 # problems on multi-arch where people try to build
3833 # 32-bit QEMU while pointing at 64-bit glib headers
3834 cat > $TMPC <<EOF
3835 #include <glib.h>
3836 #include <unistd.h>
3837
3838 #define QEMU_BUILD_BUG_ON(x) \
3839 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3840
3841 int main(void) {
3842 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3843 return 0;
3844 }
3845 EOF
3846
3847 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3848 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3849 "You probably need to set PKG_CONFIG_LIBDIR"\
3850 "to point to the right pkg-config files for your"\
3851 "build target"
3852 fi
3853
3854 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3855 cat > $TMPC << EOF
3856 #include <glib.h>
3857 int main(void) { return 0; }
3858 EOF
3859 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3860 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3861 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3862 QEMU_CFLAGS="-Wno-unknown-attributes $CFLAGS"
3863 fi
3864 fi
3865
3866 # Silence clang warnings triggered by glib < 2.57.2
3867 cat > $TMPC << EOF
3868 #include <glib.h>
3869 typedef struct Foo {
3870 int i;
3871 } Foo;
3872 static void foo_free(Foo *f)
3873 {
3874 g_free(f);
3875 }
3876 G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free);
3877 int main(void) { return 0; }
3878 EOF
3879 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3880 if cc_has_warning_flag "-Wno-unused-function"; then
3881 glib_cflags="$glib_cflags -Wno-unused-function"
3882 CFLAGS="$CFLAGS -Wno-unused-function"
3883 fi
3884 fi
3885
3886 #########################################
3887 # zlib check
3888
3889 if test "$zlib" != "no" ; then
3890 if $pkg_config --exists zlib; then
3891 zlib_cflags=$($pkg_config --cflags zlib)
3892 zlib_libs=$($pkg_config --libs zlib)
3893 QEMU_CFLAGS="$zlib_cflags $QEMU_CFLAGS"
3894 LIBS="$zlib_libs $LIBS"
3895 else
3896 cat > $TMPC << EOF
3897 #include <zlib.h>
3898 int main(void) { zlibVersion(); return 0; }
3899 EOF
3900 if compile_prog "" "-lz" ; then
3901 zlib_libs=-lz
3902 LIBS="$LIBS $zlib_libs"
3903 else
3904 error_exit "zlib check failed" \
3905 "Make sure to have the zlib libs and headers installed."
3906 fi
3907 fi
3908 fi
3909
3910 ##########################################
3911 # SHA command probe for modules
3912 if test "$modules" = yes; then
3913 shacmd_probe="sha1sum sha1 shasum"
3914 for c in $shacmd_probe; do
3915 if has $c; then
3916 shacmd="$c"
3917 break
3918 fi
3919 done
3920 if test "$shacmd" = ""; then
3921 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3922 fi
3923 fi
3924
3925 ##########################################
3926 # pixman support probe
3927
3928 if test "$softmmu" = "no"; then
3929 pixman_cflags=
3930 pixman_libs=
3931 elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3932 pixman_cflags=$($pkg_config --cflags pixman-1)
3933 pixman_libs=$($pkg_config --libs pixman-1)
3934 else
3935 error_exit "pixman >= 0.21.8 not present." \
3936 "Please install the pixman devel package."
3937 fi
3938
3939 ##########################################
3940 # libmpathpersist probe
3941
3942 if test "$mpath" != "no" ; then
3943 # probe for the new API
3944 cat > $TMPC <<EOF
3945 #include <libudev.h>
3946 #include <mpath_persist.h>
3947 unsigned mpath_mx_alloc_len = 1024;
3948 int logsink;
3949 static struct config *multipath_conf;
3950 extern struct udev *udev;
3951 extern struct config *get_multipath_config(void);
3952 extern void put_multipath_config(struct config *conf);
3953 struct udev *udev;
3954 struct config *get_multipath_config(void) { return multipath_conf; }
3955 void put_multipath_config(struct config *conf) { }
3956
3957 int main(void) {
3958 udev = udev_new();
3959 multipath_conf = mpath_lib_init();
3960 return 0;
3961 }
3962 EOF
3963 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3964 mpathpersist=yes
3965 mpathpersist_new_api=yes
3966 else
3967 # probe for the old API
3968 cat > $TMPC <<EOF
3969 #include <libudev.h>
3970 #include <mpath_persist.h>
3971 unsigned mpath_mx_alloc_len = 1024;
3972 int logsink;
3973 int main(void) {
3974 struct udev *udev = udev_new();
3975 mpath_lib_init(udev);
3976 return 0;
3977 }
3978 EOF
3979 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3980 mpathpersist=yes
3981 mpathpersist_new_api=no
3982 else
3983 mpathpersist=no
3984 fi
3985 fi
3986 else
3987 mpathpersist=no
3988 fi
3989
3990 ##########################################
3991 # pthread probe
3992 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3993
3994 pthread=no
3995 cat > $TMPC << EOF
3996 #include <pthread.h>
3997 static void *f(void *p) { return NULL; }
3998 int main(void) {
3999 pthread_t thread;
4000 pthread_create(&thread, 0, f, 0);
4001 return 0;
4002 }
4003 EOF
4004 if compile_prog "" "" ; then
4005 pthread=yes
4006 else
4007 for pthread_lib in $PTHREADLIBS_LIST; do
4008 if compile_prog "" "$pthread_lib" ; then
4009 pthread=yes
4010 found=no
4011 for lib_entry in $LIBS; do
4012 if test "$lib_entry" = "$pthread_lib"; then
4013 found=yes
4014 break
4015 fi
4016 done
4017 if test "$found" = "no"; then
4018 LIBS="$pthread_lib $LIBS"
4019 fi
4020 PTHREAD_LIB="$pthread_lib"
4021 break
4022 fi
4023 done
4024 fi
4025
4026 if test "$mingw32" != yes && test "$pthread" = no; then
4027 error_exit "pthread check failed" \
4028 "Make sure to have the pthread libs and headers installed."
4029 fi
4030
4031 # check for pthread_setname_np with thread id
4032 pthread_setname_np_w_tid=no
4033 cat > $TMPC << EOF
4034 #include <pthread.h>
4035
4036 static void *f(void *p) { return NULL; }
4037 int main(void)
4038 {
4039 pthread_t thread;
4040 pthread_create(&thread, 0, f, 0);
4041 pthread_setname_np(thread, "QEMU");
4042 return 0;
4043 }
4044 EOF
4045 if compile_prog "" "$pthread_lib" ; then
4046 pthread_setname_np_w_tid=yes
4047 fi
4048
4049 # check for pthread_setname_np without thread id
4050 pthread_setname_np_wo_tid=no
4051 cat > $TMPC << EOF
4052 #include <pthread.h>
4053
4054 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
4055 int main(void)
4056 {
4057 pthread_t thread;
4058 pthread_create(&thread, 0, f, 0);
4059 return 0;
4060 }
4061 EOF
4062 if compile_prog "" "$pthread_lib" ; then
4063 pthread_setname_np_wo_tid=yes
4064 fi
4065
4066 ##########################################
4067 # rbd probe
4068 if test "$rbd" != "no" ; then
4069 cat > $TMPC <<EOF
4070 #include <stdio.h>
4071 #include <rbd/librbd.h>
4072 int main(void) {
4073 rados_t cluster;
4074 rados_create(&cluster, NULL);
4075 return 0;
4076 }
4077 EOF
4078 rbd_libs="-lrbd -lrados"
4079 if compile_prog "" "$rbd_libs" ; then
4080 rbd=yes
4081 else
4082 if test "$rbd" = "yes" ; then
4083 feature_not_found "rados block device" "Install librbd/ceph devel"
4084 fi
4085 rbd=no
4086 fi
4087 fi
4088
4089 ##########################################
4090 # libssh probe
4091 if test "$libssh" != "no" ; then
4092 if $pkg_config --exists libssh; then
4093 libssh_cflags=$($pkg_config libssh --cflags)
4094 libssh_libs=$($pkg_config libssh --libs)
4095 libssh=yes
4096 else
4097 if test "$libssh" = "yes" ; then
4098 error_exit "libssh required for --enable-libssh"
4099 fi
4100 libssh=no
4101 fi
4102 fi
4103
4104 ##########################################
4105 # Check for libssh 0.8
4106 # This is done like this instead of using the LIBSSH_VERSION_* and
4107 # SSH_VERSION_* macros because some distributions in the past shipped
4108 # snapshots of the future 0.8 from Git, and those snapshots did not
4109 # have updated version numbers (still referring to 0.7.0).
4110
4111 if test "$libssh" = "yes"; then
4112 cat > $TMPC <<EOF
4113 #include <libssh/libssh.h>
4114 int main(void) { return ssh_get_server_publickey(NULL, NULL); }
4115 EOF
4116 if compile_prog "$libssh_cflags" "$libssh_libs"; then
4117 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags"
4118 fi
4119 fi
4120
4121 ##########################################
4122 # linux-aio probe
4123
4124 if test "$linux_aio" != "no" ; then
4125 cat > $TMPC <<EOF
4126 #include <libaio.h>
4127 #include <sys/eventfd.h>
4128 #include <stddef.h>
4129 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
4130 EOF
4131 if compile_prog "" "-laio" ; then
4132 linux_aio=yes
4133 else
4134 if test "$linux_aio" = "yes" ; then
4135 feature_not_found "linux AIO" "Install libaio devel"
4136 fi
4137 linux_aio=no
4138 fi
4139 fi
4140 ##########################################
4141 # linux-io-uring probe
4142
4143 if test "$linux_io_uring" != "no" ; then
4144 if $pkg_config liburing; then
4145 linux_io_uring_cflags=$($pkg_config --cflags liburing)
4146 linux_io_uring_libs=$($pkg_config --libs liburing)
4147 linux_io_uring=yes
4148
4149 # io_uring is used in libqemuutil.a where per-file -libs variables are not
4150 # seen by programs linking the archive. It's not ideal, but just add the
4151 # library dependency globally.
4152 LIBS="$linux_io_uring_libs $LIBS"
4153 else
4154 if test "$linux_io_uring" = "yes" ; then
4155 feature_not_found "linux io_uring" "Install liburing devel"
4156 fi
4157 linux_io_uring=no
4158 fi
4159 fi
4160
4161 ##########################################
4162 # TPM emulation is only on POSIX
4163
4164 if test "$tpm" = ""; then
4165 if test "$mingw32" = "yes"; then
4166 tpm=no
4167 else
4168 tpm=yes
4169 fi
4170 elif test "$tpm" = "yes"; then
4171 if test "$mingw32" = "yes" ; then
4172 error_exit "TPM emulation only available on POSIX systems"
4173 fi
4174 fi
4175
4176 ##########################################
4177 # attr probe
4178
4179 libattr_libs=
4180 if test "$attr" != "no" ; then
4181 cat > $TMPC <<EOF
4182 #include <stdio.h>
4183 #include <sys/types.h>
4184 #ifdef CONFIG_LIBATTR
4185 #include <attr/xattr.h>
4186 #else
4187 #include <sys/xattr.h>
4188 #endif
4189 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
4190 EOF
4191 if compile_prog "" "" ; then
4192 attr=yes
4193 # Older distros have <attr/xattr.h>, and need -lattr:
4194 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
4195 attr=yes
4196 libattr_libs="-lattr"
4197 LIBS="$libattr_libs $LIBS"
4198 libattr=yes
4199 else
4200 if test "$attr" = "yes" ; then
4201 feature_not_found "ATTR" "Install libc6 or libattr devel"
4202 fi
4203 attr=no
4204 fi
4205 fi
4206
4207 ##########################################
4208 # iovec probe
4209 cat > $TMPC <<EOF
4210 #include <sys/types.h>
4211 #include <sys/uio.h>
4212 #include <unistd.h>
4213 int main(void) { return sizeof(struct iovec); }
4214 EOF
4215 iovec=no
4216 if compile_prog "" "" ; then
4217 iovec=yes
4218 fi
4219
4220 ##########################################
4221 # preadv probe
4222 cat > $TMPC <<EOF
4223 #include <sys/types.h>
4224 #include <sys/uio.h>
4225 #include <unistd.h>
4226 int main(void) { return preadv(0, 0, 0, 0); }
4227 EOF
4228 preadv=no
4229 if compile_prog "" "" ; then
4230 preadv=yes
4231 fi
4232
4233 ##########################################
4234 # fdt probe
4235 # fdt support is mandatory for at least some target architectures,
4236 # so insist on it if we're building those system emulators.
4237 fdt_required=no
4238 for target in $target_list; do
4239 case $target in
4240 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu|rx-softmmu)
4241 fdt_required=yes
4242 ;;
4243 esac
4244 done
4245
4246 if test "$fdt_required" = "yes"; then
4247 if test "$fdt" = "no"; then
4248 error_exit "fdt disabled but some requested targets require it." \
4249 "You can turn off fdt only if you also disable all the system emulation" \
4250 "targets which need it (by specifying a cut down --target-list)."
4251 fi
4252 fdt=yes
4253 elif test "$fdt" != "yes" ; then
4254 fdt=no
4255 fi
4256
4257 # fdt is only required when building softmmu targets
4258 if test -z "$fdt" -a "$softmmu" != "yes" ; then
4259 fdt="no"
4260 fi
4261
4262 if test "$fdt" != "no" ; then
4263 fdt_libs="-lfdt"
4264 # explicitly check for libfdt_env.h as it is missing in some stable installs
4265 # and test for required functions to make sure we are on a version >= 1.4.2
4266 cat > $TMPC << EOF
4267 #include <libfdt.h>
4268 #include <libfdt_env.h>
4269 int main(void) { fdt_check_full(NULL, 0); return 0; }
4270 EOF
4271 if compile_prog "" "$fdt_libs" ; then
4272 # system DTC is good - use it
4273 fdt=system
4274 else
4275 # have GIT checkout, so activate dtc submodule
4276 if test -e "${source_path}/.git" ; then
4277 git_submodules="${git_submodules} dtc"
4278 fi
4279 if test -d "${source_path}/dtc/libfdt" || test -e "${source_path}/.git" ; then
4280 fdt=git
4281 mkdir -p dtc
4282 if [ "$pwd_is_source_path" != "y" ] ; then
4283 symlink "$source_path/dtc/Makefile" "dtc/Makefile"
4284 fi
4285 fdt_cflags="-I${source_path}/dtc/libfdt"
4286 fdt_ldflags="-L$PWD/dtc/libfdt"
4287 fdt_libs="$fdt_libs"
4288 elif test "$fdt" = "yes" ; then
4289 # Not a git build & no libfdt found, prompt for system install
4290 error_exit "DTC (libfdt) version >= 1.4.2 not present." \
4291 "Please install the DTC (libfdt) devel package"
4292 else
4293 # don't have and don't want
4294 fdt_libs=
4295 fdt=no
4296 fi
4297 fi
4298 fi
4299
4300 ##########################################
4301 # opengl probe (for sdl2, gtk, milkymist-tmu2)
4302
4303 gbm="no"
4304 if $pkg_config gbm; then
4305 gbm_cflags="$($pkg_config --cflags gbm)"
4306 gbm_libs="$($pkg_config --libs gbm)"
4307 gbm="yes"
4308 fi
4309
4310 if test "$opengl" != "no" ; then
4311 opengl_pkgs="epoxy gbm"
4312 if $pkg_config $opengl_pkgs; then
4313 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)"
4314 opengl_libs="$($pkg_config --libs $opengl_pkgs)"
4315 opengl=yes
4316 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
4317 gtk_gl="yes"
4318 fi
4319 QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
4320 else
4321 if test "$opengl" = "yes" ; then
4322 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
4323 fi
4324 opengl_cflags=""
4325 opengl_libs=""
4326 opengl=no
4327 fi
4328 fi
4329
4330 if test "$opengl" = "yes"; then
4331 cat > $TMPC << EOF
4332 #include <epoxy/egl.h>
4333 #ifndef EGL_MESA_image_dma_buf_export
4334 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
4335 #endif
4336 int main(void) { return 0; }
4337 EOF
4338 if compile_prog "" "" ; then
4339 opengl_dmabuf=yes
4340 fi
4341 fi
4342
4343 if test "$opengl" = "yes" && test "$have_x11" = "yes"; then
4344 for target in $target_list; do
4345 case $target in
4346 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL
4347 need_x11=yes
4348 ;;
4349 esac
4350 done
4351 fi
4352
4353 ##########################################
4354 # libxml2 probe
4355 if test "$libxml2" != "no" ; then
4356 if $pkg_config --exists libxml-2.0; then
4357 libxml2="yes"
4358 libxml2_cflags=$($pkg_config --cflags libxml-2.0)
4359 libxml2_libs=$($pkg_config --libs libxml-2.0)
4360 else
4361 if test "$libxml2" = "yes"; then
4362 feature_not_found "libxml2" "Install libxml2 devel"
4363 fi
4364 libxml2="no"
4365 fi
4366 fi
4367
4368 ##########################################
4369 # glusterfs probe
4370 if test "$glusterfs" != "no" ; then
4371 if $pkg_config --atleast-version=3 glusterfs-api; then
4372 glusterfs="yes"
4373 glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
4374 glusterfs_libs=$($pkg_config --libs glusterfs-api)
4375 if $pkg_config --atleast-version=4 glusterfs-api; then
4376 glusterfs_xlator_opt="yes"
4377 fi
4378 if $pkg_config --atleast-version=5 glusterfs-api; then
4379 glusterfs_discard="yes"
4380 fi
4381 if $pkg_config --atleast-version=6 glusterfs-api; then
4382 glusterfs_fallocate="yes"
4383 glusterfs_zerofill="yes"
4384 fi
4385 cat > $TMPC << EOF
4386 #include <glusterfs/api/glfs.h>
4387
4388 int
4389 main(void)
4390 {
4391 /* new glfs_ftruncate() passes two additional args */
4392 return glfs_ftruncate(NULL, 0, NULL, NULL);
4393 }
4394 EOF
4395 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4396 glusterfs_ftruncate_has_stat="yes"
4397 fi
4398 cat > $TMPC << EOF
4399 #include <glusterfs/api/glfs.h>
4400
4401 /* new glfs_io_cbk() passes two additional glfs_stat structs */
4402 static void
4403 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
4404 {}
4405
4406 int
4407 main(void)
4408 {
4409 glfs_io_cbk iocb = &glusterfs_iocb;
4410 iocb(NULL, 0 , NULL, NULL, NULL);
4411 return 0;
4412 }
4413 EOF
4414 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4415 glusterfs_iocb_has_stat="yes"
4416 fi
4417 else
4418 if test "$glusterfs" = "yes" ; then
4419 feature_not_found "GlusterFS backend support" \
4420 "Install glusterfs-api devel >= 3"
4421 fi
4422 glusterfs="no"
4423 fi
4424 fi
4425
4426 # Check for inotify functions when we are building linux-user
4427 # emulator. This is done because older glibc versions don't
4428 # have syscall stubs for these implemented. In that case we
4429 # don't provide them even if kernel supports them.
4430 #
4431 inotify=no
4432 cat > $TMPC << EOF
4433 #include <sys/inotify.h>
4434
4435 int
4436 main(void)
4437 {
4438 /* try to start inotify */
4439 return inotify_init();
4440 }
4441 EOF
4442 if compile_prog "" "" ; then
4443 inotify=yes
4444 fi
4445
4446 inotify1=no
4447 cat > $TMPC << EOF
4448 #include <sys/inotify.h>
4449
4450 int
4451 main(void)
4452 {
4453 /* try to start inotify */
4454 return inotify_init1(0);
4455 }
4456 EOF
4457 if compile_prog "" "" ; then
4458 inotify1=yes
4459 fi
4460
4461 # check if pipe2 is there
4462 pipe2=no
4463 cat > $TMPC << EOF
4464 #include <unistd.h>
4465 #include <fcntl.h>
4466
4467 int main(void)
4468 {
4469 int pipefd[2];
4470 return pipe2(pipefd, O_CLOEXEC);
4471 }
4472 EOF
4473 if compile_prog "" "" ; then
4474 pipe2=yes
4475 fi
4476
4477 # check if accept4 is there
4478 accept4=no
4479 cat > $TMPC << EOF
4480 #include <sys/socket.h>
4481 #include <stddef.h>
4482
4483 int main(void)
4484 {
4485 accept4(0, NULL, NULL, SOCK_CLOEXEC);
4486 return 0;
4487 }
4488 EOF
4489 if compile_prog "" "" ; then
4490 accept4=yes
4491 fi
4492
4493 # check if tee/splice is there. vmsplice was added same time.
4494 splice=no
4495 cat > $TMPC << EOF
4496 #include <unistd.h>
4497 #include <fcntl.h>
4498 #include <limits.h>
4499
4500 int main(void)
4501 {
4502 int len, fd = 0;
4503 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
4504 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
4505 return 0;
4506 }
4507 EOF
4508 if compile_prog "" "" ; then
4509 splice=yes
4510 fi
4511
4512 ##########################################
4513 # libnuma probe
4514
4515 if test "$numa" != "no" ; then
4516 cat > $TMPC << EOF
4517 #include <numa.h>
4518 int main(void) { return numa_available(); }
4519 EOF
4520
4521 if compile_prog "" "-lnuma" ; then
4522 numa=yes
4523 numa_libs="-lnuma"
4524 else
4525 if test "$numa" = "yes" ; then
4526 feature_not_found "numa" "install numactl devel"
4527 fi
4528 numa=no
4529 fi
4530 fi
4531
4532 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
4533 echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
4534 exit 1
4535 fi
4536
4537 # Even if malloc_trim() is available, these non-libc memory allocators
4538 # do not support it.
4539 if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then
4540 if test "$malloc_trim" = "yes" ; then
4541 echo "Disabling malloc_trim with non-libc memory allocator"
4542 fi
4543 malloc_trim="no"
4544 fi
4545
4546 #######################################
4547 # malloc_trim
4548
4549 if test "$malloc_trim" != "no" ; then
4550 cat > $TMPC << EOF
4551 #include <malloc.h>
4552 int main(void) { malloc_trim(0); return 0; }
4553 EOF
4554 if compile_prog "" "" ; then
4555 malloc_trim="yes"
4556 else
4557 malloc_trim="no"
4558 fi
4559 fi
4560
4561 ##########################################
4562 # tcmalloc probe
4563
4564 if test "$tcmalloc" = "yes" ; then
4565 cat > $TMPC << EOF
4566 #include <stdlib.h>
4567 int main(void) {
4568 void *tmp = malloc(1);
4569 if (tmp != NULL) {
4570 return 0;
4571 }
4572 return 1;
4573 }
4574 EOF
4575
4576 if compile_prog "" "-ltcmalloc" ; then
4577 LIBS="-ltcmalloc $LIBS"
4578 else
4579 feature_not_found "tcmalloc" "install gperftools devel"
4580 fi
4581 fi
4582
4583 ##########################################
4584 # jemalloc probe
4585
4586 if test "$jemalloc" = "yes" ; then
4587 cat > $TMPC << EOF
4588 #include <stdlib.h>
4589 int main(void) {
4590 void *tmp = malloc(1);
4591 if (tmp != NULL) {
4592 return 0;
4593 }
4594 return 1;
4595 }
4596 EOF
4597
4598 if compile_prog "" "-ljemalloc" ; then
4599 LIBS="-ljemalloc $LIBS"
4600 else
4601 feature_not_found "jemalloc" "install jemalloc devel"
4602 fi
4603 fi
4604
4605 ##########################################
4606 # signalfd probe
4607 signalfd="no"
4608 cat > $TMPC << EOF
4609 #include <unistd.h>
4610 #include <sys/syscall.h>
4611 #include <signal.h>
4612 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
4613 EOF
4614
4615 if compile_prog "" "" ; then
4616 signalfd=yes
4617 fi
4618
4619 # check if optreset global is declared by <getopt.h>
4620 optreset="no"
4621 cat > $TMPC << EOF
4622 #include <getopt.h>
4623 int main(void) { return optreset; }
4624 EOF
4625
4626 if compile_prog "" "" ; then
4627 optreset=yes
4628 fi
4629
4630 # check if eventfd is supported
4631 eventfd=no
4632 cat > $TMPC << EOF
4633 #include <sys/eventfd.h>
4634
4635 int main(void)
4636 {
4637 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
4638 }
4639 EOF
4640 if compile_prog "" "" ; then
4641 eventfd=yes
4642 fi
4643
4644 # check if memfd is supported
4645 memfd=no
4646 cat > $TMPC << EOF
4647 #include <sys/mman.h>
4648
4649 int main(void)
4650 {
4651 return memfd_create("foo", MFD_ALLOW_SEALING);
4652 }
4653 EOF
4654 if compile_prog "" "" ; then
4655 memfd=yes
4656 fi
4657
4658 # check for usbfs
4659 have_usbfs=no
4660 if test "$linux_user" = "yes"; then
4661 cat > $TMPC << EOF
4662 #include <linux/usbdevice_fs.h>
4663
4664 #ifndef USBDEVFS_GET_CAPABILITIES
4665 #error "USBDEVFS_GET_CAPABILITIES undefined"
4666 #endif
4667
4668 #ifndef USBDEVFS_DISCONNECT_CLAIM
4669 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
4670 #endif
4671
4672 int main(void)
4673 {
4674 return 0;
4675 }
4676 EOF
4677 if compile_prog "" ""; then
4678 have_usbfs=yes
4679 fi
4680 fi
4681
4682 # check for fallocate
4683 fallocate=no
4684 cat > $TMPC << EOF
4685 #include <fcntl.h>
4686
4687 int main(void)
4688 {
4689 fallocate(0, 0, 0, 0);
4690 return 0;
4691 }
4692 EOF
4693 if compile_prog "" "" ; then
4694 fallocate=yes
4695 fi
4696
4697 # check for fallocate hole punching
4698 fallocate_punch_hole=no
4699 cat > $TMPC << EOF
4700 #include <fcntl.h>
4701 #include <linux/falloc.h>
4702
4703 int main(void)
4704 {
4705 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
4706 return 0;
4707 }
4708 EOF
4709 if compile_prog "" "" ; then
4710 fallocate_punch_hole=yes
4711 fi
4712
4713 # check that fallocate supports range zeroing inside the file
4714 fallocate_zero_range=no
4715 cat > $TMPC << EOF
4716 #include <fcntl.h>
4717 #include <linux/falloc.h>
4718
4719 int main(void)
4720 {
4721 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
4722 return 0;
4723 }
4724 EOF
4725 if compile_prog "" "" ; then
4726 fallocate_zero_range=yes
4727 fi
4728
4729 # check for posix_fallocate
4730 posix_fallocate=no
4731 cat > $TMPC << EOF
4732 #include <fcntl.h>
4733
4734 int main(void)
4735 {
4736 posix_fallocate(0, 0, 0);
4737 return 0;
4738 }
4739 EOF
4740 if compile_prog "" "" ; then
4741 posix_fallocate=yes
4742 fi
4743
4744 # check for sync_file_range
4745 sync_file_range=no
4746 cat > $TMPC << EOF
4747 #include <fcntl.h>
4748
4749 int main(void)
4750 {
4751 sync_file_range(0, 0, 0, 0);
4752 return 0;
4753 }
4754 EOF
4755 if compile_prog "" "" ; then
4756 sync_file_range=yes
4757 fi
4758
4759 # check for linux/fiemap.h and FS_IOC_FIEMAP
4760 fiemap=no
4761 cat > $TMPC << EOF
4762 #include <sys/ioctl.h>
4763 #include <linux/fs.h>
4764 #include <linux/fiemap.h>
4765
4766 int main(void)
4767 {
4768 ioctl(0, FS_IOC_FIEMAP, 0);
4769 return 0;
4770 }
4771 EOF
4772 if compile_prog "" "" ; then
4773 fiemap=yes
4774 fi
4775
4776 # check for dup3
4777 dup3=no
4778 cat > $TMPC << EOF
4779 #include <unistd.h>
4780
4781 int main(void)
4782 {
4783 dup3(0, 0, 0);
4784 return 0;
4785 }
4786 EOF
4787 if compile_prog "" "" ; then
4788 dup3=yes
4789 fi
4790
4791 # check for ppoll support
4792 ppoll=no
4793 cat > $TMPC << EOF
4794 #include <poll.h>
4795
4796 int main(void)
4797 {
4798 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
4799 ppoll(&pfd, 1, 0, 0);
4800 return 0;
4801 }
4802 EOF
4803 if compile_prog "" "" ; then
4804 ppoll=yes
4805 fi
4806
4807 # check for prctl(PR_SET_TIMERSLACK , ... ) support
4808 prctl_pr_set_timerslack=no
4809 cat > $TMPC << EOF
4810 #include <sys/prctl.h>
4811
4812 int main(void)
4813 {
4814 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4815 return 0;
4816 }
4817 EOF
4818 if compile_prog "" "" ; then
4819 prctl_pr_set_timerslack=yes
4820 fi
4821
4822 # check for epoll support
4823 epoll=no
4824 cat > $TMPC << EOF
4825 #include <sys/epoll.h>
4826
4827 int main(void)
4828 {
4829 epoll_create(0);
4830 return 0;
4831 }
4832 EOF
4833 if compile_prog "" "" ; then
4834 epoll=yes
4835 fi
4836
4837 # epoll_create1 is a later addition
4838 # so we must check separately for its presence
4839 epoll_create1=no
4840 cat > $TMPC << EOF
4841 #include <sys/epoll.h>
4842
4843 int main(void)
4844 {
4845 /* Note that we use epoll_create1 as a value, not as
4846 * a function being called. This is necessary so that on
4847 * old SPARC glibc versions where the function was present in
4848 * the library but not declared in the header file we will
4849 * fail the configure check. (Otherwise we will get a compiler
4850 * warning but not an error, and will proceed to fail the
4851 * qemu compile where we compile with -Werror.)
4852 */
4853 return (int)(uintptr_t)&epoll_create1;
4854 }
4855 EOF
4856 if compile_prog "" "" ; then
4857 epoll_create1=yes
4858 fi
4859
4860 # check for sendfile support
4861 sendfile=no
4862 cat > $TMPC << EOF
4863 #include <sys/sendfile.h>
4864
4865 int main(void)
4866 {
4867 return sendfile(0, 0, 0, 0);
4868 }
4869 EOF
4870 if compile_prog "" "" ; then
4871 sendfile=yes
4872 fi
4873
4874 # check for timerfd support (glibc 2.8 and newer)
4875 timerfd=no
4876 cat > $TMPC << EOF
4877 #include <sys/timerfd.h>
4878
4879 int main(void)
4880 {
4881 return(timerfd_create(CLOCK_REALTIME, 0));
4882 }
4883 EOF
4884 if compile_prog "" "" ; then
4885 timerfd=yes
4886 fi
4887
4888 # check for setns and unshare support
4889 setns=no
4890 cat > $TMPC << EOF
4891 #include <sched.h>
4892
4893 int main(void)
4894 {
4895 int ret;
4896 ret = setns(0, 0);
4897 ret = unshare(0);
4898 return ret;
4899 }
4900 EOF
4901 if compile_prog "" "" ; then
4902 setns=yes
4903 fi
4904
4905 # clock_adjtime probe
4906 clock_adjtime=no
4907 cat > $TMPC <<EOF
4908 #include <time.h>
4909
4910 int main(void)
4911 {
4912 return clock_adjtime(0, 0);
4913 }
4914 EOF
4915 clock_adjtime=no
4916 if compile_prog "" "" ; then
4917 clock_adjtime=yes
4918 fi
4919
4920 # syncfs probe
4921 syncfs=no
4922 cat > $TMPC <<EOF
4923 #include <unistd.h>
4924
4925 int main(void)
4926 {
4927 return syncfs(0);
4928 }
4929 EOF
4930 syncfs=no
4931 if compile_prog "" "" ; then
4932 syncfs=yes
4933 fi
4934
4935 # check for kcov support (kernel must be 4.4+, compiled with certain options)
4936 kcov=no
4937 if check_include sys/kcov.h ; then
4938 kcov=yes
4939 fi
4940
4941 # If we're making warnings fatal, apply this to Sphinx runs as well
4942 sphinx_werror=""
4943 if test "$werror" = "yes"; then
4944 sphinx_werror="-W"
4945 fi
4946
4947 # Check we have a new enough version of sphinx-build
4948 has_sphinx_build() {
4949 # This is a bit awkward but works: create a trivial document and
4950 # try to run it with our configuration file (which enforces a
4951 # version requirement). This will fail if either
4952 # sphinx-build doesn't exist at all or if it is too old.
4953 mkdir -p "$TMPDIR1/sphinx"
4954 touch "$TMPDIR1/sphinx/index.rst"
4955 "$sphinx_build" $sphinx_werror -c "$source_path/docs" \
4956 -b html "$TMPDIR1/sphinx" \
4957 "$TMPDIR1/sphinx/out" >> config.log 2>&1
4958 }
4959
4960 # Check if tools are available to build documentation.
4961 if test "$docs" != "no" ; then
4962 if has_sphinx_build; then
4963 sphinx_ok=yes
4964 else
4965 sphinx_ok=no
4966 fi
4967 if has makeinfo && has pod2man && test "$sphinx_ok" = "yes"; then
4968 docs=yes
4969 else
4970 if test "$docs" = "yes" ; then
4971 if has $sphinx_build && test "$sphinx_ok" != "yes"; then
4972 echo "Warning: $sphinx_build exists but it is either too old or uses too old a Python version" >&2
4973 fi
4974 feature_not_found "docs" "Install texinfo, Perl/perl-podlators and a Python 3 version of python-sphinx"
4975 fi
4976 docs=no
4977 fi
4978 fi
4979
4980 # Search for bswap_32 function
4981 byteswap_h=no
4982 cat > $TMPC << EOF
4983 #include <byteswap.h>
4984 int main(void) { return bswap_32(0); }
4985 EOF
4986 if compile_prog "" "" ; then
4987 byteswap_h=yes
4988 fi
4989
4990 # Search for bswap32 function
4991 bswap_h=no
4992 cat > $TMPC << EOF
4993 #include <sys/endian.h>
4994 #include <sys/types.h>
4995 #include <machine/bswap.h>
4996 int main(void) { return bswap32(0); }
4997 EOF
4998 if compile_prog "" "" ; then
4999 bswap_h=yes
5000 fi
5001
5002 ##########################################
5003 # Do we have libiscsi >= 1.9.0
5004 if test "$libiscsi" != "no" ; then
5005 if $pkg_config --atleast-version=1.9.0 libiscsi; then
5006 libiscsi="yes"
5007 libiscsi_cflags=$($pkg_config --cflags libiscsi)
5008 libiscsi_libs=$($pkg_config --libs libiscsi)
5009 else
5010 if test "$libiscsi" = "yes" ; then
5011 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
5012 fi
5013 libiscsi="no"
5014 fi
5015 fi
5016
5017 ##########################################
5018 # Do we need libm
5019 cat > $TMPC << EOF
5020 #include <math.h>
5021 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
5022 EOF
5023 if compile_prog "" "" ; then
5024 :
5025 elif compile_prog "" "-lm" ; then
5026 LIBS="-lm $LIBS"
5027 else
5028 error_exit "libm check failed"
5029 fi
5030
5031 ##########################################
5032 # Do we need librt
5033 # uClibc provides 2 versions of clock_gettime(), one with realtime
5034 # support and one without. This means that the clock_gettime() don't
5035 # need -lrt. We still need it for timer_create() so we check for this
5036 # function in addition.
5037 cat > $TMPC <<EOF
5038 #include <signal.h>
5039 #include <time.h>
5040 int main(void) {
5041 timer_create(CLOCK_REALTIME, NULL, NULL);
5042 return clock_gettime(CLOCK_REALTIME, NULL);
5043 }
5044 EOF
5045
5046 if compile_prog "" "" ; then
5047 :
5048 # we need pthread for static linking. use previous pthread test result
5049 elif compile_prog "" "$pthread_lib -lrt" ; then
5050 LIBS="$LIBS -lrt"
5051 fi
5052
5053 # Check whether we need to link libutil for openpty()
5054 cat > $TMPC << EOF
5055 extern int openpty(int *am, int *as, char *name, void *termp, void *winp);
5056 int main(void) { return openpty(0, 0, 0, 0, 0); }
5057 EOF
5058
5059 have_openpty="no"
5060 if compile_prog "" "" ; then
5061 have_openpty="yes"
5062 else
5063 if compile_prog "" "-lutil" ; then
5064 libs_tools="-lutil $libs_tools"
5065 have_openpty="yes"
5066 fi
5067 fi
5068
5069 ##########################################
5070 # spice probe
5071 if test "$spice" != "no" ; then
5072 cat > $TMPC << EOF
5073 #include <spice.h>
5074 int main(void) { spice_server_new(); return 0; }
5075 EOF
5076 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
5077 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
5078 if $pkg_config --atleast-version=0.12.5 spice-server && \
5079 $pkg_config --atleast-version=0.12.3 spice-protocol && \
5080 compile_prog "$spice_cflags" "$spice_libs" ; then
5081 spice="yes"
5082 QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
5083 else
5084 if test "$spice" = "yes" ; then
5085 feature_not_found "spice" \
5086 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel"
5087 fi
5088 spice="no"
5089 fi
5090 fi
5091
5092 # check for smartcard support
5093 if test "$smartcard" != "no"; then
5094 if $pkg_config --atleast-version=2.5.1 libcacard; then
5095 libcacard_cflags=$($pkg_config --cflags libcacard)
5096 libcacard_libs=$($pkg_config --libs libcacard)
5097 smartcard="yes"
5098 else
5099 if test "$smartcard" = "yes"; then
5100 feature_not_found "smartcard" "Install libcacard devel"
5101 fi
5102 smartcard="no"
5103 fi
5104 fi
5105
5106 # check for libusb
5107 if test "$libusb" != "no" ; then
5108 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
5109 libusb="yes"
5110 libusb_cflags=$($pkg_config --cflags libusb-1.0)
5111 libusb_libs=$($pkg_config --libs libusb-1.0)
5112 else
5113 if test "$libusb" = "yes"; then
5114 feature_not_found "libusb" "Install libusb devel >= 1.0.13"
5115 fi
5116 libusb="no"
5117 fi
5118 fi
5119
5120 # check for usbredirparser for usb network redirection support
5121 if test "$usb_redir" != "no" ; then
5122 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
5123 usb_redir="yes"
5124 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
5125 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
5126 else
5127 if test "$usb_redir" = "yes"; then
5128 feature_not_found "usb-redir" "Install usbredir devel"
5129 fi
5130 usb_redir="no"
5131 fi
5132 fi
5133
5134 ##########################################
5135 # check if we have VSS SDK headers for win
5136
5137 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5138 test "$vss_win32_sdk" != "no" ; then
5139 case "$vss_win32_sdk" in
5140 "") vss_win32_include="-isystem $source_path" ;;
5141 *\ *) # The SDK is installed in "Program Files" by default, but we cannot
5142 # handle path with spaces. So we symlink the headers into ".sdk/vss".
5143 vss_win32_include="-isystem $source_path/.sdk/vss"
5144 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
5145 ;;
5146 *) vss_win32_include="-isystem $vss_win32_sdk"
5147 esac
5148 cat > $TMPC << EOF
5149 #define __MIDL_user_allocate_free_DEFINED__
5150 #include <inc/win2003/vss.h>
5151 int main(void) { return VSS_CTX_BACKUP; }
5152 EOF
5153 if compile_prog "$vss_win32_include" "" ; then
5154 guest_agent_with_vss="yes"
5155 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
5156 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
5157 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
5158 else
5159 if test "$vss_win32_sdk" != "" ; then
5160 echo "ERROR: Please download and install Microsoft VSS SDK:"
5161 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490"
5162 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
5163 echo "ERROR: scripts/extract-vsssdk-headers setup.exe"
5164 echo "ERROR: The headers are extracted in the directory \`inc'."
5165 feature_not_found "VSS support"
5166 fi
5167 guest_agent_with_vss="no"
5168 fi
5169 fi
5170
5171 ##########################################
5172 # lookup Windows platform SDK (if not specified)
5173 # The SDK is needed only to build .tlb (type library) file of guest agent
5174 # VSS provider from the source. It is usually unnecessary because the
5175 # pre-compiled .tlb file is included.
5176
5177 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5178 test "$guest_agent_with_vss" = "yes" ; then
5179 if test -z "$win_sdk"; then
5180 programfiles="$PROGRAMFILES"
5181 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
5182 if test -n "$programfiles"; then
5183 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
5184 else
5185 feature_not_found "Windows SDK"
5186 fi
5187 elif test "$win_sdk" = "no"; then
5188 win_sdk=""
5189 fi
5190 fi
5191
5192 ##########################################
5193 # check if mingw environment provides a recent ntddscsi.h
5194 if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then
5195 cat > $TMPC << EOF
5196 #include <windows.h>
5197 #include <ntddscsi.h>
5198 int main(void) {
5199 #if !defined(IOCTL_SCSI_GET_ADDRESS)
5200 #error Missing required ioctl definitions
5201 #endif
5202 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
5203 return addr.Lun;
5204 }
5205 EOF
5206 if compile_prog "" "" ; then
5207 guest_agent_ntddscsi=yes
5208 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga"
5209 fi
5210 fi
5211
5212 ##########################################
5213 # virgl renderer probe
5214
5215 if test "$virglrenderer" != "no" ; then
5216 cat > $TMPC << EOF
5217 #include <virglrenderer.h>
5218 int main(void) { virgl_renderer_poll(); return 0; }
5219 EOF
5220 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
5221 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
5222 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null)
5223 if $pkg_config virglrenderer >/dev/null 2>&1 && \
5224 compile_prog "$virgl_cflags" "$virgl_libs" ; then
5225 virglrenderer="yes"
5226 else
5227 if test "$virglrenderer" = "yes" ; then
5228 feature_not_found "virglrenderer"
5229 fi
5230 virglrenderer="no"
5231 fi
5232 fi
5233
5234 ##########################################
5235 # capstone
5236
5237 case "$capstone" in
5238 "" | yes)
5239 if $pkg_config capstone; then
5240 capstone=system
5241 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
5242 capstone=git
5243 elif test -e "${source_path}/capstone/Makefile" ; then
5244 capstone=internal
5245 elif test -z "$capstone" ; then
5246 capstone=no
5247 else
5248 feature_not_found "capstone" "Install capstone devel or git submodule"
5249 fi
5250 ;;
5251
5252 system)
5253 if ! $pkg_config capstone; then
5254 feature_not_found "capstone" "Install capstone devel"
5255 fi
5256 ;;
5257 esac
5258
5259 case "$capstone" in
5260 git | internal)
5261 if test "$capstone" = git; then
5262 git_submodules="${git_submodules} capstone"
5263 fi
5264 mkdir -p capstone
5265 QEMU_CFLAGS="$QEMU_CFLAGS -I${source_path}/capstone/include"
5266 if test "$mingw32" = "yes"; then
5267 LIBCAPSTONE=capstone.lib
5268 else
5269 LIBCAPSTONE=libcapstone.a
5270 fi
5271 capstone_libs="-L$PWD/capstone -lcapstone"
5272 capstone_cflags="-I${source_path}/capstone/include"
5273 ;;
5274
5275 system)
5276 capstone_libs="$($pkg_config --libs capstone)"
5277 capstone_cflags="$($pkg_config --cflags capstone)"
5278 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags capstone)"
5279 ;;
5280
5281 no)
5282 ;;
5283 *)
5284 error_exit "Unknown state for capstone: $capstone"
5285 ;;
5286 esac
5287
5288 ##########################################
5289 # check if we have fdatasync
5290
5291 fdatasync=no
5292 cat > $TMPC << EOF
5293 #include <unistd.h>
5294 int main(void) {
5295 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
5296 return fdatasync(0);
5297 #else
5298 #error Not supported
5299 #endif
5300 }
5301 EOF
5302 if compile_prog "" "" ; then
5303 fdatasync=yes
5304 fi
5305
5306 ##########################################
5307 # check if we have madvise
5308
5309 madvise=no
5310 cat > $TMPC << EOF
5311 #include <sys/types.h>
5312 #include <sys/mman.h>
5313 #include <stddef.h>
5314 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
5315 EOF
5316 if compile_prog "" "" ; then
5317 madvise=yes
5318 fi
5319
5320 ##########################################
5321 # check if we have posix_madvise
5322
5323 posix_madvise=no
5324 cat > $TMPC << EOF
5325 #include <sys/mman.h>
5326 #include <stddef.h>
5327 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
5328 EOF
5329 if compile_prog "" "" ; then
5330 posix_madvise=yes
5331 fi
5332
5333 ##########################################
5334 # check if we have posix_memalign()
5335
5336 posix_memalign=no
5337 cat > $TMPC << EOF
5338 #include <stdlib.h>
5339 int main(void) {
5340 void *p;
5341 return posix_memalign(&p, 8, 8);
5342 }
5343 EOF
5344 if compile_prog "" "" ; then
5345 posix_memalign=yes
5346 fi
5347
5348 ##########################################
5349 # check if we have posix_syslog
5350
5351 posix_syslog=no
5352 cat > $TMPC << EOF
5353 #include <syslog.h>
5354 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
5355 EOF
5356 if compile_prog "" "" ; then
5357 posix_syslog=yes
5358 fi
5359
5360 ##########################################
5361 # check if we have sem_timedwait
5362
5363 sem_timedwait=no
5364 cat > $TMPC << EOF
5365 #include <semaphore.h>
5366 int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); }
5367 EOF
5368 if compile_prog "" "" ; then
5369 sem_timedwait=yes
5370 fi
5371
5372 ##########################################
5373 # check if we have strchrnul
5374
5375 strchrnul=no
5376 cat > $TMPC << EOF
5377 #include <string.h>
5378 int main(void);
5379 // Use a haystack that the compiler shouldn't be able to constant fold
5380 char *haystack = (char*)&main;
5381 int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; }
5382 EOF
5383 if compile_prog "" "" ; then
5384 strchrnul=yes
5385 fi
5386
5387 #########################################
5388 # check if we have st_atim
5389
5390 st_atim=no
5391 cat > $TMPC << EOF
5392 #include <sys/stat.h>
5393 #include <stddef.h>
5394 int main(void) { return offsetof(struct stat, st_atim); }
5395 EOF
5396 if compile_prog "" "" ; then
5397 st_atim=yes
5398 fi
5399
5400 ##########################################
5401 # check if trace backend exists
5402
5403 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null
5404 if test "$?" -ne 0 ; then
5405 error_exit "invalid trace backends" \
5406 "Please choose supported trace backends."
5407 fi
5408
5409 ##########################################
5410 # For 'ust' backend, test if ust headers are present
5411 if have_backend "ust"; then
5412 cat > $TMPC << EOF
5413 #include <lttng/tracepoint.h>
5414 int main(void) { return 0; }
5415 EOF
5416 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
5417 if $pkg_config lttng-ust --exists; then
5418 lttng_ust_libs=$($pkg_config --libs lttng-ust)
5419 else
5420 lttng_ust_libs="-llttng-ust -ldl"
5421 fi
5422 if $pkg_config liburcu-bp --exists; then
5423 urcu_bp_libs=$($pkg_config --libs liburcu-bp)
5424 else
5425 urcu_bp_libs="-lurcu-bp"
5426 fi
5427
5428 LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
5429 else
5430 error_exit "Trace backend 'ust' missing lttng-ust header files"
5431 fi
5432 fi
5433
5434 ##########################################
5435 # For 'dtrace' backend, test if 'dtrace' command is present
5436 if have_backend "dtrace"; then
5437 if ! has 'dtrace' ; then
5438 error_exit "dtrace command is not found in PATH $PATH"
5439 fi
5440 trace_backend_stap="no"
5441 if has 'stap' ; then
5442 trace_backend_stap="yes"
5443 fi
5444 fi
5445
5446 ##########################################
5447 # check and set a backend for coroutine
5448
5449 # We prefer ucontext, but it's not always possible. The fallback
5450 # is sigcontext. On Windows the only valid backend is the Windows
5451 # specific one.
5452
5453 ucontext_works=no
5454 if test "$darwin" != "yes"; then
5455 cat > $TMPC << EOF
5456 #include <ucontext.h>
5457 #ifdef __stub_makecontext
5458 #error Ignoring glibc stub makecontext which will always fail
5459 #endif
5460 int main(void) { makecontext(0, 0, 0); return 0; }
5461 EOF
5462 if compile_prog "" "" ; then
5463 ucontext_works=yes
5464 fi
5465 fi
5466
5467 if test "$coroutine" = ""; then
5468 if test "$mingw32" = "yes"; then
5469 coroutine=win32
5470 elif test "$ucontext_works" = "yes"; then
5471 coroutine=ucontext
5472 else
5473 coroutine=sigaltstack
5474 fi
5475 else
5476 case $coroutine in
5477 windows)
5478 if test "$mingw32" != "yes"; then
5479 error_exit "'windows' coroutine backend only valid for Windows"
5480 fi
5481 # Unfortunately the user visible backend name doesn't match the
5482 # coroutine-*.c filename for this case, so we have to adjust it here.
5483 coroutine=win32
5484 ;;
5485 ucontext)
5486 if test "$ucontext_works" != "yes"; then
5487 feature_not_found "ucontext"
5488 fi
5489 ;;
5490 sigaltstack)
5491 if test "$mingw32" = "yes"; then
5492 error_exit "only the 'windows' coroutine backend is valid for Windows"
5493 fi
5494 ;;
5495 *)
5496 error_exit "unknown coroutine backend $coroutine"
5497 ;;
5498 esac
5499 fi
5500
5501 if test "$coroutine_pool" = ""; then
5502 coroutine_pool=yes
5503 fi
5504
5505 if test "$debug_stack_usage" = "yes"; then
5506 if test "$coroutine_pool" = "yes"; then
5507 echo "WARN: disabling coroutine pool for stack usage debugging"
5508 coroutine_pool=no
5509 fi
5510 fi
5511
5512 ##################################################
5513 # SafeStack
5514
5515
5516 if test "$safe_stack" = "yes"; then
5517 cat > $TMPC << EOF
5518 int main(int argc, char *argv[])
5519 {
5520 #if ! __has_feature(safe_stack)
5521 #error SafeStack Disabled
5522 #endif
5523 return 0;
5524 }
5525 EOF
5526 flag="-fsanitize=safe-stack"
5527 # Check that safe-stack is supported and enabled.
5528 if compile_prog "-Werror $flag" "$flag"; then
5529 # Flag needed both at compilation and at linking
5530 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
5531 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
5532 else
5533 error_exit "SafeStack not supported by your compiler"
5534 fi
5535 if test "$coroutine" != "ucontext"; then
5536 error_exit "SafeStack is only supported by the coroutine backend ucontext"
5537 fi
5538 else
5539 cat > $TMPC << EOF
5540 int main(int argc, char *argv[])
5541 {
5542 #if defined(__has_feature)
5543 #if __has_feature(safe_stack)
5544 #error SafeStack Enabled
5545 #endif
5546 #endif
5547 return 0;
5548 }
5549 EOF
5550 if test "$safe_stack" = "no"; then
5551 # Make sure that safe-stack is disabled
5552 if ! compile_prog "-Werror" ""; then
5553 # SafeStack was already enabled, try to explicitly remove the feature
5554 flag="-fno-sanitize=safe-stack"
5555 if ! compile_prog "-Werror $flag" "$flag"; then
5556 error_exit "Configure cannot disable SafeStack"
5557 fi
5558 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
5559 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
5560 fi
5561 else # "$safe_stack" = ""
5562 # Set safe_stack to yes or no based on pre-existing flags
5563 if compile_prog "-Werror" ""; then
5564 safe_stack="no"
5565 else
5566 safe_stack="yes"
5567 if test "$coroutine" != "ucontext"; then
5568 error_exit "SafeStack is only supported by the coroutine backend ucontext"
5569 fi
5570 fi
5571 fi
5572 fi
5573
5574 ##########################################
5575 # check if we have open_by_handle_at
5576
5577 open_by_handle_at=no
5578 cat > $TMPC << EOF
5579 #include <fcntl.h>
5580 #if !defined(AT_EMPTY_PATH)
5581 # error missing definition
5582 #else
5583 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
5584 #endif
5585 EOF
5586 if compile_prog "" "" ; then
5587 open_by_handle_at=yes
5588 fi
5589
5590 ########################################
5591 # check if we have linux/magic.h
5592
5593 linux_magic_h=no
5594 cat > $TMPC << EOF
5595 #include <linux/magic.h>
5596 int main(void) {
5597 return 0;
5598 }
5599 EOF
5600 if compile_prog "" "" ; then
5601 linux_magic_h=yes
5602 fi
5603
5604 ########################################
5605 # check if we have valgrind/valgrind.h
5606
5607 valgrind_h=no
5608 cat > $TMPC << EOF
5609 #include <valgrind/valgrind.h>
5610 int main(void) {
5611 return 0;
5612 }
5613 EOF
5614 if compile_prog "" "" ; then
5615 valgrind_h=yes
5616 fi
5617
5618 ########################################
5619 # check if environ is declared
5620
5621 has_environ=no
5622 cat > $TMPC << EOF
5623 #include <unistd.h>
5624 int main(void) {
5625 environ = 0;
5626 return 0;
5627 }
5628 EOF
5629 if compile_prog "" "" ; then
5630 has_environ=yes
5631 fi
5632
5633 ########################################
5634 # check if cpuid.h is usable.
5635
5636 cat > $TMPC << EOF
5637 #include <cpuid.h>
5638 int main(void) {
5639 unsigned a, b, c, d;
5640 int max = __get_cpuid_max(0, 0);
5641
5642 if (max >= 1) {
5643 __cpuid(1, a, b, c, d);
5644 }
5645
5646 if (max >= 7) {
5647 __cpuid_count(7, 0, a, b, c, d);
5648 }
5649
5650 return 0;
5651 }
5652 EOF
5653 if compile_prog "" "" ; then
5654 cpuid_h=yes
5655 fi
5656
5657 ##########################################
5658 # avx2 optimization requirement check
5659 #
5660 # There is no point enabling this if cpuid.h is not usable,
5661 # since we won't be able to select the new routines.
5662
5663 if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then
5664 cat > $TMPC << EOF
5665 #pragma GCC push_options
5666 #pragma GCC target("avx2")
5667 #include <cpuid.h>
5668 #include <immintrin.h>
5669 static int bar(void *a) {
5670 __m256i x = *(__m256i *)a;
5671 return _mm256_testz_si256(x, x);
5672 }
5673 int main(int argc, char *argv[]) { return bar(argv[0]); }
5674 EOF
5675 if compile_object "" ; then
5676 avx2_opt="yes"
5677 else
5678 avx2_opt="no"
5679 fi
5680 fi
5681
5682 ##########################################
5683 # avx512f optimization requirement check
5684 #
5685 # There is no point enabling this if cpuid.h is not usable,
5686 # since we won't be able to select the new routines.
5687 # by default, it is turned off.
5688 # if user explicitly want to enable it, check environment
5689
5690 if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then
5691 cat > $TMPC << EOF
5692 #pragma GCC push_options
5693 #pragma GCC target("avx512f")
5694 #include <cpuid.h>
5695 #include <immintrin.h>
5696 static int bar(void *a) {
5697 __m512i x = *(__m512i *)a;
5698 return _mm512_test_epi64_mask(x, x);
5699 }
5700 int main(int argc, char *argv[])
5701 {
5702 return bar(argv[0]);
5703 }
5704 EOF
5705 if ! compile_object "" ; then
5706 avx512f_opt="no"
5707 fi
5708 else
5709 avx512f_opt="no"
5710 fi
5711
5712 ########################################
5713 # check if __[u]int128_t is usable.
5714
5715 int128=no
5716 cat > $TMPC << EOF
5717 __int128_t a;
5718 __uint128_t b;
5719 int main (void) {
5720 a = a + b;
5721 b = a * b;
5722 a = a * a;
5723 return 0;
5724 }
5725 EOF
5726 if compile_prog "" "" ; then
5727 int128=yes
5728 fi
5729
5730 #########################################
5731 # See if 128-bit atomic operations are supported.
5732
5733 atomic128=no
5734 if test "$int128" = "yes"; then
5735 cat > $TMPC << EOF
5736 int main(void)
5737 {
5738 unsigned __int128 x = 0, y = 0;
5739 y = __atomic_load_16(&x, 0);
5740 __atomic_store_16(&x, y, 0);
5741 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
5742 return 0;
5743 }
5744 EOF
5745 if compile_prog "" "" ; then
5746 atomic128=yes
5747 fi
5748 fi
5749
5750 cmpxchg128=no
5751 if test "$int128" = yes && test "$atomic128" = no; then
5752 cat > $TMPC << EOF
5753 int main(void)
5754 {
5755 unsigned __int128 x = 0, y = 0;
5756 __sync_val_compare_and_swap_16(&x, y, x);
5757 return 0;
5758 }
5759 EOF
5760 if compile_prog "" "" ; then
5761 cmpxchg128=yes
5762 fi
5763 fi
5764
5765 #########################################
5766 # See if 64-bit atomic operations are supported.
5767 # Note that without __atomic builtins, we can only
5768 # assume atomic loads/stores max at pointer size.
5769
5770 cat > $TMPC << EOF
5771 #include <stdint.h>
5772 int main(void)
5773 {
5774 uint64_t x = 0, y = 0;
5775 #ifdef __ATOMIC_RELAXED
5776 y = __atomic_load_8(&x, 0);
5777 __atomic_store_8(&x, y, 0);
5778 __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
5779 __atomic_exchange_8(&x, y, 0);
5780 __atomic_fetch_add_8(&x, y, 0);
5781 #else
5782 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
5783 __sync_lock_test_and_set(&x, y);
5784 __sync_val_compare_and_swap(&x, y, 0);
5785 __sync_fetch_and_add(&x, y);
5786 #endif
5787 return 0;
5788 }
5789 EOF
5790 if compile_prog "" "" ; then
5791 atomic64=yes
5792 fi
5793
5794 #########################################
5795 # See if --dynamic-list is supported by the linker
5796 ld_dynamic_list="no"
5797 if test "$static" = "no" ; then
5798 cat > $TMPTXT <<EOF
5799 {
5800 foo;
5801 };
5802 EOF
5803
5804 cat > $TMPC <<EOF
5805 #include <stdio.h>
5806 void foo(void);
5807
5808 void foo(void)
5809 {
5810 printf("foo\n");
5811 }
5812
5813 int main(void)
5814 {
5815 foo();
5816 return 0;
5817 }
5818 EOF
5819
5820 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then
5821 ld_dynamic_list="yes"
5822 fi
5823 fi
5824
5825 #########################################
5826 # See if -exported_symbols_list is supported by the linker
5827
5828 ld_exported_symbols_list="no"
5829 if test "$static" = "no" ; then
5830 cat > $TMPTXT <<EOF
5831 _foo
5832 EOF
5833
5834 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then
5835 ld_exported_symbols_list="yes"
5836 fi
5837 fi
5838
5839 if test "$plugins" = "yes" &&
5840 test "$ld_dynamic_list" = "no" &&
5841 test "$ld_exported_symbols_list" = "no" ; then
5842 error_exit \
5843 "Plugin support requires dynamic linking and specifying a set of symbols " \
5844 "that are exported to plugins. Unfortunately your linker doesn't " \
5845 "support the flag (--dynamic-list or -exported_symbols_list) used " \
5846 "for this purpose. You can't build with --static."
5847 fi
5848
5849 ########################################
5850 # See if __attribute__((alias)) is supported.
5851 # This false for Xcode 9, but has been remedied for Xcode 10.
5852 # Unfortunately, travis uses Xcode 9 by default.
5853
5854 attralias=no
5855 cat > $TMPC << EOF
5856 int x = 1;
5857 extern const int y __attribute__((alias("x")));
5858 int main(void) { return 0; }
5859 EOF
5860 if compile_prog "" "" ; then
5861 attralias=yes
5862 fi
5863
5864 ########################################
5865 # check if getauxval is available.
5866
5867 getauxval=no
5868 cat > $TMPC << EOF
5869 #include <sys/auxv.h>
5870 int main(void) {
5871 return getauxval(AT_HWCAP) == 0;
5872 }
5873 EOF
5874 if compile_prog "" "" ; then
5875 getauxval=yes
5876 fi
5877
5878 ########################################
5879 # check if ccache is interfering with
5880 # semantic analysis of macros
5881
5882 unset CCACHE_CPP2
5883 ccache_cpp2=no
5884 cat > $TMPC << EOF
5885 static const int Z = 1;
5886 #define fn() ({ Z; })
5887 #define TAUT(X) ((X) == Z)
5888 #define PAREN(X, Y) (X == Y)
5889 #define ID(X) (X)
5890 int main(int argc, char *argv[])
5891 {
5892 int x = 0, y = 0;
5893 x = ID(x);
5894 x = fn();
5895 fn();
5896 if (PAREN(x, y)) return 0;
5897 if (TAUT(Z)) return 0;
5898 return 0;
5899 }
5900 EOF
5901
5902 if ! compile_object "-Werror"; then
5903 ccache_cpp2=yes
5904 fi
5905
5906 #################################################
5907 # clang does not support glibc + FORTIFY_SOURCE.
5908
5909 if test "$fortify_source" != "no"; then
5910 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
5911 fortify_source="no";
5912 elif test -n "$cxx" && has $cxx &&
5913 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
5914 fortify_source="no";
5915 else
5916 fortify_source="yes"
5917 fi
5918 fi
5919
5920 ###############################################
5921 # Check if copy_file_range is provided by glibc
5922 have_copy_file_range=no
5923 cat > $TMPC << EOF
5924 #include <unistd.h>
5925 int main(void) {
5926 copy_file_range(0, NULL, 0, NULL, 0, 0);
5927 return 0;
5928 }
5929 EOF
5930 if compile_prog "" "" ; then
5931 have_copy_file_range=yes
5932 fi
5933
5934 ##########################################
5935 # check if struct fsxattr is available via linux/fs.h
5936
5937 have_fsxattr=no
5938 cat > $TMPC << EOF
5939 #include <linux/fs.h>
5940 struct fsxattr foo;
5941 int main(void) {
5942 return 0;
5943 }
5944 EOF
5945 if compile_prog "" "" ; then
5946 have_fsxattr=yes
5947 fi
5948
5949 ##########################################
5950 # check for usable membarrier system call
5951 if test "$membarrier" = "yes"; then
5952 have_membarrier=no
5953 if test "$mingw32" = "yes" ; then
5954 have_membarrier=yes
5955 elif test "$linux" = "yes" ; then
5956 cat > $TMPC << EOF
5957 #include <linux/membarrier.h>
5958 #include <sys/syscall.h>
5959 #include <unistd.h>
5960 #include <stdlib.h>
5961 int main(void) {
5962 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
5963 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
5964 exit(0);
5965 }
5966 EOF
5967 if compile_prog "" "" ; then
5968 have_membarrier=yes
5969 fi
5970 fi
5971 if test "$have_membarrier" = "no"; then
5972 feature_not_found "membarrier" "membarrier system call not available"
5973 fi
5974 else
5975 # Do not enable it by default even for Mingw32, because it doesn't
5976 # work on Wine.
5977 membarrier=no
5978 fi
5979
5980 ##########################################
5981 # check if rtnetlink.h exists and is useful
5982 have_rtnetlink=no
5983 cat > $TMPC << EOF
5984 #include <linux/rtnetlink.h>
5985 int main(void) {
5986 return IFLA_PROTO_DOWN;
5987 }
5988 EOF
5989 if compile_prog "" "" ; then
5990 have_rtnetlink=yes
5991 fi
5992
5993 ##########################################
5994 # check for usable AF_VSOCK environment
5995 have_af_vsock=no
5996 cat > $TMPC << EOF
5997 #include <errno.h>
5998 #include <sys/types.h>
5999 #include <sys/socket.h>
6000 #if !defined(AF_VSOCK)
6001 # error missing AF_VSOCK flag
6002 #endif
6003 #include <linux/vm_sockets.h>
6004 int main(void) {
6005 int sock, ret;
6006 struct sockaddr_vm svm;
6007 socklen_t len = sizeof(svm);
6008 sock = socket(AF_VSOCK, SOCK_STREAM, 0);
6009 ret = getpeername(sock, (struct sockaddr *)&svm, &len);
6010 if ((ret == -1) && (errno == ENOTCONN)) {
6011 return 0;
6012 }
6013 return -1;
6014 }
6015 EOF
6016 if compile_prog "" "" ; then
6017 have_af_vsock=yes
6018 fi
6019
6020 ##########################################
6021 # check for usable AF_ALG environment
6022 have_afalg=no
6023 cat > $TMPC << EOF
6024 #include <errno.h>
6025 #include <sys/types.h>
6026 #include <sys/socket.h>
6027 #include <linux/if_alg.h>
6028 int main(void) {
6029 int sock;
6030 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
6031 return sock;
6032 }
6033 EOF
6034 if compile_prog "" "" ; then
6035 have_afalg=yes
6036 fi
6037 if test "$crypto_afalg" = "yes"
6038 then
6039 if test "$have_afalg" != "yes"
6040 then
6041 error_exit "AF_ALG requested but could not be detected"
6042 fi
6043 fi
6044
6045
6046 #################################################
6047 # Check to see if we have the Hypervisor framework
6048 if [ "$darwin" = "yes" ] ; then
6049 cat > $TMPC << EOF
6050 #include <Hypervisor/hv.h>
6051 int main() { return 0;}
6052 EOF
6053 if ! compile_object ""; then
6054 hvf='no'
6055 else
6056 hvf='yes'
6057 QEMU_LDFLAGS="-framework Hypervisor $QEMU_LDFLAGS"
6058 fi
6059 fi
6060
6061 ##########################################
6062 # check for sysmacros.h
6063
6064 have_sysmacros=no
6065 cat > $TMPC << EOF
6066 #include <sys/sysmacros.h>
6067 int main(void) {
6068 return makedev(0, 0);
6069 }
6070 EOF
6071 if compile_prog "" "" ; then
6072 have_sysmacros=yes
6073 fi
6074
6075 ##########################################
6076 # check for _Static_assert()
6077
6078 have_static_assert=no
6079 cat > $TMPC << EOF
6080 _Static_assert(1, "success");
6081 int main(void) {
6082 return 0;
6083 }
6084 EOF
6085 if compile_prog "" "" ; then
6086 have_static_assert=yes
6087 fi
6088
6089 ##########################################
6090 # check for utmpx.h, it is missing e.g. on OpenBSD
6091
6092 have_utmpx=no
6093 cat > $TMPC << EOF
6094 #include <utmpx.h>
6095 struct utmpx user_info;
6096 int main(void) {
6097 return 0;
6098 }
6099 EOF
6100 if compile_prog "" "" ; then
6101 have_utmpx=yes
6102 fi
6103
6104 ##########################################
6105 # check for getrandom()
6106
6107 have_getrandom=no
6108 cat > $TMPC << EOF
6109 #include <sys/random.h>
6110 int main(void) {
6111 return getrandom(0, 0, GRND_NONBLOCK);
6112 }
6113 EOF
6114 if compile_prog "" "" ; then
6115 have_getrandom=yes
6116 fi
6117
6118 ##########################################
6119 # checks for sanitizers
6120
6121 have_asan=no
6122 have_ubsan=no
6123 have_asan_iface_h=no
6124 have_asan_iface_fiber=no
6125
6126 if test "$sanitizers" = "yes" ; then
6127 write_c_skeleton
6128 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
6129 have_asan=yes
6130 fi
6131
6132 # we could use a simple skeleton for flags checks, but this also
6133 # detect the static linking issue of ubsan, see also:
6134 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
6135 cat > $TMPC << EOF
6136 #include <stdlib.h>
6137 int main(void) {
6138 void *tmp = malloc(10);
6139 if (tmp != NULL) {
6140 return *(int *)(tmp + 2);
6141 }
6142 return 1;
6143 }
6144 EOF
6145 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
6146 have_ubsan=yes
6147 fi
6148
6149 if check_include "sanitizer/asan_interface.h" ; then
6150 have_asan_iface_h=yes
6151 fi
6152
6153 cat > $TMPC << EOF
6154 #include <sanitizer/asan_interface.h>
6155 int main(void) {
6156 __sanitizer_start_switch_fiber(0, 0, 0);
6157 return 0;
6158 }
6159 EOF
6160 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
6161 have_asan_iface_fiber=yes
6162 fi
6163 fi
6164
6165 ##########################################
6166 # checks for fuzzer
6167 if test "$fuzzing" = "yes" ; then
6168 write_c_fuzzer_skeleton
6169 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=fuzzer" ""; then
6170 have_fuzzer=yes
6171 else
6172 error_exit "Your compiler doesn't support -fsanitize=fuzzer"
6173 exit 1
6174 fi
6175 fi
6176
6177 # Thread sanitizer is, for now, much noisier than the other sanitizers;
6178 # keep it separate until that is not the case.
6179 if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then
6180 error_exit "TSAN is not supported with other sanitiziers."
6181 fi
6182 have_tsan=no
6183 have_tsan_iface_fiber=no
6184 if test "$tsan" = "yes" ; then
6185 write_c_skeleton
6186 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6187 have_tsan=yes
6188 fi
6189 cat > $TMPC << EOF
6190 #include <sanitizer/tsan_interface.h>
6191 int main(void) {
6192 __tsan_create_fiber(0);
6193 return 0;
6194 }
6195 EOF
6196 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6197 have_tsan_iface_fiber=yes
6198 fi
6199 fi
6200
6201 ##########################################
6202 # check for libpmem
6203
6204 if test "$libpmem" != "no"; then
6205 if $pkg_config --exists "libpmem"; then
6206 libpmem="yes"
6207 libpmem_libs=$($pkg_config --libs libpmem)
6208 libpmem_cflags=$($pkg_config --cflags libpmem)
6209 QEMU_CFLAGS="$QEMU_CFLAGS $libpmem_cflags"
6210 else
6211 if test "$libpmem" = "yes" ; then
6212 feature_not_found "libpmem" "Install nvml or pmdk"
6213 fi
6214 libpmem="no"
6215 fi
6216 fi
6217
6218 ##########################################
6219 # check for libdaxctl
6220
6221 if test "$libdaxctl" != "no"; then
6222 if $pkg_config --atleast-version=57 "libdaxctl"; then
6223 libdaxctl="yes"
6224 libdaxctl_libs=$($pkg_config --libs libdaxctl)
6225 libdaxctl_cflags=$($pkg_config --cflags libdaxctl)
6226 QEMU_CFLAGS="$QEMU_CFLAGS $libdaxctl_cflags"
6227 else
6228 if test "$libdaxctl" = "yes" ; then
6229 feature_not_found "libdaxctl" "Install libdaxctl"
6230 fi
6231 libdaxctl="no"
6232 fi
6233 fi
6234
6235 ##########################################
6236 # check for slirp
6237
6238 # slirp is only required when building softmmu targets
6239 if test -z "$slirp" -a "$softmmu" != "yes" ; then
6240 slirp="no"
6241 fi
6242
6243 case "$slirp" in
6244 "" | yes)
6245 if $pkg_config slirp; then
6246 slirp=system
6247 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
6248 slirp=git
6249 elif test -e "${source_path}/slirp/Makefile" ; then
6250 slirp=internal
6251 elif test -z "$slirp" ; then
6252 slirp=no
6253 else
6254 feature_not_found "slirp" "Install slirp devel or git submodule"
6255 fi
6256 ;;
6257
6258 system)
6259 if ! $pkg_config slirp; then
6260 feature_not_found "slirp" "Install slirp devel"
6261 fi
6262 ;;
6263 esac
6264
6265 case "$slirp" in
6266 git | internal)
6267 if test "$slirp" = git; then
6268 git_submodules="${git_submodules} slirp"
6269 fi
6270 mkdir -p slirp
6271 slirp_cflags="-I${source_path}/slirp/src -I$PWD/slirp/src"
6272 slirp_libs="-L$PWD/slirp -lslirp"
6273 if test "$mingw32" = "yes" ; then
6274 slirp_libs="$slirp_libs -lws2_32 -liphlpapi"
6275 fi
6276 ;;
6277
6278 system)
6279 slirp_version=$($pkg_config --modversion slirp 2>/dev/null)
6280 slirp_cflags=$($pkg_config --cflags slirp 2>/dev/null)
6281 slirp_libs=$($pkg_config --libs slirp 2>/dev/null)
6282 ;;
6283
6284 no)
6285 ;;
6286 *)
6287 error_exit "Unknown state for slirp: $slirp"
6288 ;;
6289 esac
6290
6291 ##########################################
6292 # check for usable __NR_keyctl syscall
6293
6294 if test "$linux" = "yes" ; then
6295
6296 have_keyring=no
6297 cat > $TMPC << EOF
6298 #include <errno.h>
6299 #include <asm/unistd.h>
6300 #include <linux/keyctl.h>
6301 #include <unistd.h>
6302 int main(void) {
6303 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
6304 }
6305 EOF
6306 if compile_prog "" "" ; then
6307 have_keyring=yes
6308 fi
6309 fi
6310 if test "$secret_keyring" != "no"
6311 then
6312 if test "$have_keyring" = "yes"
6313 then
6314 secret_keyring=yes
6315 else
6316 if test "$secret_keyring" = "yes"
6317 then
6318 error_exit "syscall __NR_keyctl requested, \
6319 but not implemented on your system"
6320 else
6321 secret_keyring=no
6322 fi
6323 fi
6324 fi
6325
6326 ##########################################
6327 # check for usable keyutils.h
6328
6329 if test "$linux" = "yes" ; then
6330
6331 have_keyutils=no
6332 cat > $TMPC << EOF
6333 #include <errno.h>
6334 #include <asm/unistd.h>
6335 #include <unistd.h>
6336 #include <sys/types.h>
6337 #include <keyutils.h>
6338 int main(void) {
6339 return request_key("user", NULL, NULL, 0);
6340 }
6341 EOF
6342 if compile_prog "" "-lkeyutils"; then
6343 have_keyutils=yes
6344 fi
6345 fi
6346
6347
6348 ##########################################
6349 # End of CC checks
6350 # After here, no more $cc or $ld runs
6351
6352 write_c_skeleton
6353
6354 if test "$gcov" = "yes" ; then
6355 :
6356 elif test "$fortify_source" = "yes" ; then
6357 QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
6358 debug=no
6359 fi
6360 if test "$debug_info" = "yes"; then
6361 CFLAGS="-g $CFLAGS"
6362 LDFLAGS="-g $LDFLAGS"
6363 fi
6364 if test "$debug" = "no"; then
6365 CFLAGS="-O2 $CFLAGS"
6366 fi
6367
6368 case "$ARCH" in
6369 alpha)
6370 # Ensure there's only a single GP
6371 QEMU_CFLAGS="-msmall-data $QEMU_CFLAGS"
6372 ;;
6373 esac
6374
6375 if test "$gprof" = "yes" ; then
6376 QEMU_CFLAGS="-p $QEMU_CFLAGS"
6377 QEMU_LDFLAGS="-p $QEMU_LDFLAGS"
6378 fi
6379
6380 if test "$have_asan" = "yes"; then
6381 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
6382 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
6383 if test "$have_asan_iface_h" = "no" ; then
6384 echo "ASAN build enabled, but ASAN header missing." \
6385 "Without code annotation, the report may be inferior."
6386 elif test "$have_asan_iface_fiber" = "no" ; then
6387 echo "ASAN build enabled, but ASAN header is too old." \
6388 "Without code annotation, the report may be inferior."
6389 fi
6390 fi
6391 if test "$have_tsan" = "yes" ; then
6392 if test "$have_tsan_iface_fiber" = "yes" ; then
6393 QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS"
6394 QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS"
6395 else
6396 error_exit "Cannot enable TSAN due to missing fiber annotation interface."
6397 fi
6398 elif test "$tsan" = "yes" ; then
6399 error_exit "Cannot enable TSAN due to missing sanitize thread interface."
6400 fi
6401 if test "$have_ubsan" = "yes"; then
6402 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
6403 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
6404 fi
6405
6406 ##########################################
6407 # Do we have libnfs
6408 if test "$libnfs" != "no" ; then
6409 if $pkg_config --atleast-version=1.9.3 libnfs; then
6410 libnfs="yes"
6411 libnfs_libs=$($pkg_config --libs libnfs)
6412 else
6413 if test "$libnfs" = "yes" ; then
6414 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
6415 fi
6416 libnfs="no"
6417 fi
6418 fi
6419
6420 ##########################################
6421 # Do we have libudev
6422 if test "$libudev" != "no" ; then
6423 if $pkg_config libudev && test "$static" != "yes"; then
6424 libudev="yes"
6425 libudev_libs=$($pkg_config --libs libudev)
6426 else
6427 libudev="no"
6428 fi
6429 fi
6430
6431 # Now we've finished running tests it's OK to add -Werror to the compiler flags
6432 if test "$werror" = "yes"; then
6433 QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
6434 fi
6435
6436 # Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
6437 if test "$solaris" = "no" && test "$tsan" = "no"; then
6438 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
6439 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS"
6440 fi
6441 fi
6442
6443 # test if pod2man has --utf8 option
6444 if pod2man --help | grep -q utf8; then
6445 POD2MAN="pod2man --utf8"
6446 else
6447 POD2MAN="pod2man"
6448 fi
6449
6450 # Use ASLR, no-SEH and DEP if available
6451 if test "$mingw32" = "yes" ; then
6452 for flag in --dynamicbase --no-seh --nxcompat; do
6453 if ld_has $flag ; then
6454 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
6455 fi
6456 done
6457 fi
6458
6459 # Disable OpenBSD W^X if available
6460 if test "$tcg" = "yes" && test "$targetos" = "OpenBSD"; then
6461 cat > $TMPC <<EOF
6462 int main(void) { return 0; }
6463 EOF
6464 wx_ldflags="-Wl,-z,wxneeded"
6465 if compile_prog "" "$wx_ldflags"; then
6466 QEMU_LDFLAGS="$QEMU_LDFLAGS $wx_ldflags"
6467 fi
6468 fi
6469
6470 qemu_confdir=$sysconfdir$confsuffix
6471 qemu_moddir=$libdir$confsuffix
6472 qemu_datadir=$datadir$confsuffix
6473 qemu_localedir="$datadir/locale"
6474 qemu_icondir="$datadir/icons"
6475 qemu_desktopdir="$datadir/applications"
6476
6477 # We can only support ivshmem if we have eventfd
6478 if [ "$eventfd" = "yes" ]; then
6479 ivshmem=yes
6480 fi
6481
6482 if test "$softmmu" = yes ; then
6483 if test "$linux" = yes; then
6484 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then
6485 virtfs=yes
6486 else
6487 if test "$virtfs" = yes; then
6488 error_exit "VirtFS requires libcap-ng devel and libattr devel"
6489 fi
6490 virtfs=no
6491 fi
6492 if test "$mpath" != no && test "$mpathpersist" = yes ; then
6493 mpath=yes
6494 else
6495 if test "$mpath" = yes; then
6496 error_exit "Multipath requires libmpathpersist devel"
6497 fi
6498 mpath=no
6499 fi
6500 else
6501 if test "$virtfs" = yes; then
6502 error_exit "VirtFS is supported only on Linux"
6503 fi
6504 virtfs=no
6505 if test "$mpath" = yes; then
6506 error_exit "Multipath is supported only on Linux"
6507 fi
6508 mpath=no
6509 fi
6510 fi
6511
6512 # Probe for guest agent support/options
6513
6514 if [ "$guest_agent" != "no" ]; then
6515 if [ "$softmmu" = no -a "$want_tools" = no ] ; then
6516 guest_agent=no
6517 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
6518 guest_agent=yes
6519 elif [ "$guest_agent" != yes ]; then
6520 guest_agent=no
6521 else
6522 error_exit "Guest agent is not supported on this platform"
6523 fi
6524 fi
6525
6526 # Guest agent Window MSI package
6527
6528 if test "$guest_agent" != yes; then
6529 if test "$guest_agent_msi" = yes; then
6530 error_exit "MSI guest agent package requires guest agent enabled"
6531 fi
6532 guest_agent_msi=no
6533 elif test "$mingw32" != "yes"; then
6534 if test "$guest_agent_msi" = "yes"; then
6535 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
6536 fi
6537 guest_agent_msi=no
6538 elif ! has wixl; then
6539 if test "$guest_agent_msi" = "yes"; then
6540 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
6541 fi
6542 guest_agent_msi=no
6543 else
6544 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
6545 # disabled explicitly
6546 if test "$guest_agent_msi" != "no"; then
6547 guest_agent_msi=yes
6548 fi
6549 fi
6550
6551 if test "$guest_agent_msi" = "yes"; then
6552 if test "$guest_agent_with_vss" = "yes"; then
6553 QEMU_GA_MSI_WITH_VSS="-D InstallVss"
6554 fi
6555
6556 if test "$QEMU_GA_MANUFACTURER" = ""; then
6557 QEMU_GA_MANUFACTURER=QEMU
6558 fi
6559
6560 if test "$QEMU_GA_DISTRO" = ""; then
6561 QEMU_GA_DISTRO=Linux
6562 fi
6563
6564 if test "$QEMU_GA_VERSION" = ""; then
6565 QEMU_GA_VERSION=$(cat $source_path/VERSION)
6566 fi
6567
6568 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
6569
6570 case "$cpu" in
6571 x86_64)
6572 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
6573 ;;
6574 i386)
6575 QEMU_GA_MSI_ARCH="-D Arch=32"
6576 ;;
6577 *)
6578 error_exit "CPU $cpu not supported for building installation package"
6579 ;;
6580 esac
6581 fi
6582
6583 # Mac OS X ships with a broken assembler
6584 roms=
6585 if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \
6586 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \
6587 test "$softmmu" = yes ; then
6588 # Different host OS linkers have different ideas about the name of the ELF
6589 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
6590 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
6591 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
6592 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
6593 ld_i386_emulation="$emu"
6594 roms="optionrom"
6595 break
6596 fi
6597 done
6598 fi
6599
6600 # Only build s390-ccw bios if we're on s390x and the compiler has -march=z900
6601 if test "$cpu" = "s390x" ; then
6602 write_c_skeleton
6603 if compile_prog "-march=z900" ""; then
6604 roms="$roms s390-ccw"
6605 # SLOF is required for building the s390-ccw firmware on s390x,
6606 # since it is using the libnet code from SLOF for network booting.
6607 if test -e "${source_path}/.git" ; then
6608 git_submodules="${git_submodules} roms/SLOF"
6609 fi
6610 fi
6611 fi
6612
6613 # Check that the C++ compiler exists and works with the C compiler.
6614 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
6615 if has $cxx; then
6616 cat > $TMPC <<EOF
6617 int c_function(void);
6618 int main(void) { return c_function(); }
6619 EOF
6620
6621 compile_object
6622
6623 cat > $TMPCXX <<EOF
6624 extern "C" {
6625 int c_function(void);
6626 }
6627 int c_function(void) { return 42; }
6628 EOF
6629
6630 update_cxxflags
6631
6632 if do_cxx $CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
6633 # C++ compiler $cxx works ok with C compiler $cc
6634 :
6635 else
6636 echo "C++ compiler $cxx does not work with C compiler $cc"
6637 echo "Disabling C++ specific optional code"
6638 cxx=
6639 fi
6640 else
6641 echo "No C++ compiler available; disabling C++ specific optional code"
6642 cxx=
6643 fi
6644
6645 echo_version() {
6646 if test "$1" = "yes" ; then
6647 echo "($2)"
6648 fi
6649 }
6650
6651 # prepend pixman and ftd flags after all config tests are done
6652 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
6653 QEMU_LDFLAGS="$fdt_ldflags $QEMU_LDFLAGS"
6654
6655 config_host_mak="config-host.mak"
6656
6657 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
6658
6659 echo "# Automatically generated by configure - do not modify" > $config_host_mak
6660 echo >> $config_host_mak
6661
6662 echo all: >> $config_host_mak
6663 echo "prefix=$prefix" >> $config_host_mak
6664 echo "bindir=$bindir" >> $config_host_mak
6665 echo "libdir=$libdir" >> $config_host_mak
6666 echo "libexecdir=$libexecdir" >> $config_host_mak
6667 echo "includedir=$includedir" >> $config_host_mak
6668 echo "mandir=$mandir" >> $config_host_mak
6669 echo "sysconfdir=$sysconfdir" >> $config_host_mak
6670 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
6671 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
6672 echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
6673 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
6674 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
6675 if test "$mingw32" = "no" ; then
6676 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
6677 fi
6678 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
6679 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
6680 echo "qemu_icondir=$qemu_icondir" >> $config_host_mak
6681 echo "qemu_desktopdir=$qemu_desktopdir" >> $config_host_mak
6682 echo "GIT=$git" >> $config_host_mak
6683 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
6684 echo "GIT_UPDATE=$git_update" >> $config_host_mak
6685
6686 echo "ARCH=$ARCH" >> $config_host_mak
6687
6688 if test "$default_devices" = "yes" ; then
6689 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak
6690 else
6691 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak
6692 fi
6693 if test "$debug_tcg" = "yes" ; then
6694 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
6695 fi
6696 if test "$strip_opt" = "yes" ; then
6697 echo "STRIP=${strip}" >> $config_host_mak
6698 fi
6699 if test "$bigendian" = "yes" ; then
6700 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
6701 fi
6702 if test "$mingw32" = "yes" ; then
6703 echo "CONFIG_WIN32=y" >> $config_host_mak
6704 rc_version=$(cat $source_path/VERSION)
6705 version_major=${rc_version%%.*}
6706 rc_version=${rc_version#*.}
6707 version_minor=${rc_version%%.*}
6708 rc_version=${rc_version#*.}
6709 version_subminor=${rc_version%%.*}
6710 version_micro=0
6711 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6712 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6713 if test "$guest_agent_with_vss" = "yes" ; then
6714 echo "CONFIG_QGA_VSS=y" >> $config_host_mak
6715 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
6716 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
6717 fi
6718 if test "$guest_agent_ntddscsi" = "yes" ; then
6719 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak
6720 fi
6721 if test "$guest_agent_msi" = "yes"; then
6722 echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
6723 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
6724 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
6725 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
6726 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
6727 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
6728 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
6729 fi
6730 else
6731 echo "CONFIG_POSIX=y" >> $config_host_mak
6732 fi
6733
6734 if test "$linux" = "yes" ; then
6735 echo "CONFIG_LINUX=y" >> $config_host_mak
6736 fi
6737
6738 if test "$darwin" = "yes" ; then
6739 echo "CONFIG_DARWIN=y" >> $config_host_mak
6740 fi
6741
6742 if test "$solaris" = "yes" ; then
6743 echo "CONFIG_SOLARIS=y" >> $config_host_mak
6744 fi
6745 if test "$haiku" = "yes" ; then
6746 echo "CONFIG_HAIKU=y" >> $config_host_mak
6747 fi
6748 if test "$static" = "yes" ; then
6749 echo "CONFIG_STATIC=y" >> $config_host_mak
6750 fi
6751 if test "$profiler" = "yes" ; then
6752 echo "CONFIG_PROFILER=y" >> $config_host_mak
6753 fi
6754 if test "$want_tools" = "yes" ; then
6755 echo "CONFIG_TOOLS=y" >> $config_host_mak
6756 fi
6757 if test "$guest_agent" = "yes" ; then
6758 echo "CONFIG_GUEST_AGENT=y" >> $config_host_mak
6759 fi
6760 if test "$slirp" != "no"; then
6761 echo "CONFIG_SLIRP=y" >> $config_host_mak
6762 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
6763 echo "SLIRP_CFLAGS=$slirp_cflags" >> $config_host_mak
6764 echo "SLIRP_LIBS=$slirp_libs" >> $config_host_mak
6765 fi
6766 subdirs=
6767 if [ "$slirp" = "git" -o "$slirp" = "internal" ]; then
6768 subdirs="$subdirs slirp"
6769 fi
6770 if test "$vde" = "yes" ; then
6771 echo "CONFIG_VDE=y" >> $config_host_mak
6772 echo "VDE_LIBS=$vde_libs" >> $config_host_mak
6773 fi
6774 if test "$netmap" = "yes" ; then
6775 echo "CONFIG_NETMAP=y" >> $config_host_mak
6776 fi
6777 if test "$l2tpv3" = "yes" ; then
6778 echo "CONFIG_L2TPV3=y" >> $config_host_mak
6779 fi
6780 if test "$gprof" = "yes" ; then
6781 echo "CONFIG_GPROF=y" >> $config_host_mak
6782 fi
6783 if test "$cap_ng" = "yes" ; then
6784 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak
6785 echo "LIBCAP_NG_LIBS=$cap_libs" >> $config_host_mak
6786 fi
6787 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
6788 for drv in $audio_drv_list; do
6789 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
6790 echo "$def=y" >> $config_host_mak
6791 done
6792 if test "$alsa" = "yes" ; then
6793 echo "CONFIG_ALSA=y" >> $config_host_mak
6794 fi
6795 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
6796 echo "ALSA_CFLAGS=$alsa_cflags" >> $config_host_mak
6797 if test "$libpulse" = "yes" ; then
6798 echo "CONFIG_LIBPULSE=y" >> $config_host_mak
6799 fi
6800 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
6801 echo "PULSE_CFLAGS=$pulse_cflags" >> $config_host_mak
6802 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
6803 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
6804 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
6805 if test "$libjack" = "yes" ; then
6806 echo "CONFIG_LIBJACK=y" >> $config_host_mak
6807 fi
6808 echo "JACK_LIBS=$jack_libs" >> $config_host_mak
6809 if test "$audio_win_int" = "yes" ; then
6810 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
6811 fi
6812 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
6813 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
6814 if test "$xfs" = "yes" ; then
6815 echo "CONFIG_XFS=y" >> $config_host_mak
6816 fi
6817 qemu_version=$(head $source_path/VERSION)
6818 echo "PKGVERSION=$pkgversion" >>$config_host_mak
6819 echo "SRC_PATH=$source_path" >> $config_host_mak
6820 echo "TARGET_DIRS=$target_list" >> $config_host_mak
6821 if [ "$docs" = "yes" ] ; then
6822 echo "BUILD_DOCS=yes" >> $config_host_mak
6823 fi
6824 if test "$modules" = "yes"; then
6825 # $shacmd can generate a hash started with digit, which the compiler doesn't
6826 # like as an symbol. So prefix it with an underscore
6827 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
6828 echo "CONFIG_MODULES=y" >> $config_host_mak
6829 fi
6830 if test "$module_upgrades" = "yes"; then
6831 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak
6832 fi
6833 if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then
6834 echo "CONFIG_X11=y" >> $config_host_mak
6835 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
6836 echo "X11_LIBS=$x11_libs" >> $config_host_mak
6837 fi
6838 if test "$cocoa" = "yes" ; then
6839 echo "CONFIG_COCOA=y" >> $config_host_mak
6840 fi
6841 if test "$iconv" = "yes" ; then
6842 echo "CONFIG_ICONV=y" >> $config_host_mak
6843 echo "ICONV_CFLAGS=$iconv_cflags" >> $config_host_mak
6844 echo "ICONV_LIBS=$iconv_lib" >> $config_host_mak
6845 fi
6846 if test "$curses" = "yes" ; then
6847 echo "CONFIG_CURSES=y" >> $config_host_mak
6848 echo "CURSES_CFLAGS=$curses_inc" >> $config_host_mak
6849 echo "CURSES_LIBS=$curses_lib" >> $config_host_mak
6850 fi
6851 if test "$pipe2" = "yes" ; then
6852 echo "CONFIG_PIPE2=y" >> $config_host_mak
6853 fi
6854 if test "$accept4" = "yes" ; then
6855 echo "CONFIG_ACCEPT4=y" >> $config_host_mak
6856 fi
6857 if test "$splice" = "yes" ; then
6858 echo "CONFIG_SPLICE=y" >> $config_host_mak
6859 fi
6860 if test "$eventfd" = "yes" ; then
6861 echo "CONFIG_EVENTFD=y" >> $config_host_mak
6862 fi
6863 if test "$memfd" = "yes" ; then
6864 echo "CONFIG_MEMFD=y" >> $config_host_mak
6865 fi
6866 if test "$have_usbfs" = "yes" ; then
6867 echo "CONFIG_USBFS=y" >> $config_host_mak
6868 fi
6869 if test "$fallocate" = "yes" ; then
6870 echo "CONFIG_FALLOCATE=y" >> $config_host_mak
6871 fi
6872 if test "$fallocate_punch_hole" = "yes" ; then
6873 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
6874 fi
6875 if test "$fallocate_zero_range" = "yes" ; then
6876 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
6877 fi
6878 if test "$posix_fallocate" = "yes" ; then
6879 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
6880 fi
6881 if test "$sync_file_range" = "yes" ; then
6882 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
6883 fi
6884 if test "$fiemap" = "yes" ; then
6885 echo "CONFIG_FIEMAP=y" >> $config_host_mak
6886 fi
6887 if test "$dup3" = "yes" ; then
6888 echo "CONFIG_DUP3=y" >> $config_host_mak
6889 fi
6890 if test "$ppoll" = "yes" ; then
6891 echo "CONFIG_PPOLL=y" >> $config_host_mak
6892 fi
6893 if test "$prctl_pr_set_timerslack" = "yes" ; then
6894 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
6895 fi
6896 if test "$epoll" = "yes" ; then
6897 echo "CONFIG_EPOLL=y" >> $config_host_mak
6898 fi
6899 if test "$epoll_create1" = "yes" ; then
6900 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
6901 fi
6902 if test "$sendfile" = "yes" ; then
6903 echo "CONFIG_SENDFILE=y" >> $config_host_mak
6904 fi
6905 if test "$timerfd" = "yes" ; then
6906 echo "CONFIG_TIMERFD=y" >> $config_host_mak
6907 fi
6908 if test "$setns" = "yes" ; then
6909 echo "CONFIG_SETNS=y" >> $config_host_mak
6910 fi
6911 if test "$clock_adjtime" = "yes" ; then
6912 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
6913 fi
6914 if test "$syncfs" = "yes" ; then
6915 echo "CONFIG_SYNCFS=y" >> $config_host_mak
6916 fi
6917 if test "$kcov" = "yes" ; then
6918 echo "CONFIG_KCOV=y" >> $config_host_mak
6919 fi
6920 if test "$inotify" = "yes" ; then
6921 echo "CONFIG_INOTIFY=y" >> $config_host_mak
6922 fi
6923 if test "$inotify1" = "yes" ; then
6924 echo "CONFIG_INOTIFY1=y" >> $config_host_mak
6925 fi
6926 if test "$sem_timedwait" = "yes" ; then
6927 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
6928 fi
6929 if test "$strchrnul" = "yes" ; then
6930 echo "HAVE_STRCHRNUL=y" >> $config_host_mak
6931 fi
6932 if test "$st_atim" = "yes" ; then
6933 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak
6934 fi
6935 if test "$byteswap_h" = "yes" ; then
6936 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
6937 fi
6938 if test "$bswap_h" = "yes" ; then
6939 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
6940 fi
6941 if test "$curl" = "yes" ; then
6942 echo "CONFIG_CURL=y" >> $config_host_mak
6943 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
6944 echo "CURL_LIBS=$curl_libs" >> $config_host_mak
6945 fi
6946 if test "$brlapi" = "yes" ; then
6947 echo "CONFIG_BRLAPI=y" >> $config_host_mak
6948 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
6949 fi
6950 if test "$gtk" = "yes" ; then
6951 echo "CONFIG_GTK=y" >> $config_host_mak
6952 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
6953 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
6954 if test "$gtk_gl" = "yes" ; then
6955 echo "CONFIG_GTK_GL=y" >> $config_host_mak
6956 fi
6957 fi
6958 if test "$gio" = "yes" ; then
6959 echo "CONFIG_GIO=y" >> $config_host_mak
6960 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak
6961 echo "GIO_LIBS=$gio_libs" >> $config_host_mak
6962 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak
6963 fi
6964 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
6965 if test "$gnutls" = "yes" ; then
6966 echo "CONFIG_GNUTLS=y" >> $config_host_mak
6967 echo "GNUTLS_CFLAGS=$gnutls_cflags" >> $config_host_mak
6968 echo "GNUTLS_LIBS=$gnutls_libs" >> $config_host_mak
6969 fi
6970 if test "$gcrypt" = "yes" ; then
6971 echo "CONFIG_GCRYPT=y" >> $config_host_mak
6972 if test "$gcrypt_hmac" = "yes" ; then
6973 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
6974 fi
6975 fi
6976 if test "$nettle" = "yes" ; then
6977 echo "CONFIG_NETTLE=y" >> $config_host_mak
6978 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
6979 echo "NETTLE_CFLAGS=$nettle_cflags" >> $config_host_mak
6980 echo "NETTLE_LIBS=$nettle_libs" >> $config_host_mak
6981 fi
6982 if test "$qemu_private_xts" = "yes" ; then
6983 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak
6984 fi
6985 if test "$tasn1" = "yes" ; then
6986 echo "CONFIG_TASN1=y" >> $config_host_mak
6987 fi
6988 if test "$auth_pam" = "yes" ; then
6989 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak
6990 fi
6991 if test "$have_ifaddrs_h" = "yes" ; then
6992 echo "HAVE_IFADDRS_H=y" >> $config_host_mak
6993 fi
6994 if test "$have_drm_h" = "yes" ; then
6995 echo "HAVE_DRM_H=y" >> $config_host_mak
6996 fi
6997 if test "$have_broken_size_max" = "yes" ; then
6998 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
6999 fi
7000 if test "$have_openpty" = "yes" ; then
7001 echo "HAVE_OPENPTY=y" >> $config_host_mak
7002 fi
7003 if test "$have_sys_signal_h" = "yes" ; then
7004 echo "HAVE_SYS_SIGNAL_H=y" >> $config_host_mak
7005 fi
7006
7007 # Work around a system header bug with some kernel/XFS header
7008 # versions where they both try to define 'struct fsxattr':
7009 # xfs headers will not try to redefine structs from linux headers
7010 # if this macro is set.
7011 if test "$have_fsxattr" = "yes" ; then
7012 echo "HAVE_FSXATTR=y" >> $config_host_mak
7013 fi
7014 if test "$have_copy_file_range" = "yes" ; then
7015 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak
7016 fi
7017 if test "$vte" = "yes" ; then
7018 echo "CONFIG_VTE=y" >> $config_host_mak
7019 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
7020 echo "VTE_LIBS=$vte_libs" >> $config_host_mak
7021 fi
7022 if test "$virglrenderer" = "yes" ; then
7023 echo "CONFIG_VIRGL=y" >> $config_host_mak
7024 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
7025 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
7026 fi
7027 if test "$xen" = "yes" ; then
7028 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
7029 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
7030 echo "XEN_CFLAGS=$xen_cflags" >> $config_host_mak
7031 echo "XEN_LIBS=$xen_libs" >> $config_host_mak
7032 fi
7033 if test "$linux_aio" = "yes" ; then
7034 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
7035 fi
7036 if test "$linux_io_uring" = "yes" ; then
7037 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak
7038 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak
7039 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak
7040 fi
7041 if test "$attr" = "yes" ; then
7042 echo "CONFIG_ATTR=y" >> $config_host_mak
7043 echo "LIBATTR_LIBS=$libattr_libs" >> $config_host_mak
7044 fi
7045 if test "$libattr" = "yes" ; then
7046 echo "CONFIG_LIBATTR=y" >> $config_host_mak
7047 fi
7048 if test "$virtfs" = "yes" ; then
7049 echo "CONFIG_VIRTFS=y" >> $config_host_mak
7050 fi
7051 if test "$mpath" = "yes" ; then
7052 echo "CONFIG_MPATH=y" >> $config_host_mak
7053 if test "$mpathpersist_new_api" = "yes"; then
7054 echo "CONFIG_MPATH_NEW_API=y" >> $config_host_mak
7055 fi
7056 fi
7057 if test "$vhost_scsi" = "yes" ; then
7058 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
7059 fi
7060 if test "$vhost_net" = "yes" ; then
7061 echo "CONFIG_VHOST_NET=y" >> $config_host_mak
7062 fi
7063 if test "$vhost_net_user" = "yes" ; then
7064 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak
7065 fi
7066 if test "$vhost_net_vdpa" = "yes" ; then
7067 echo "CONFIG_VHOST_NET_VDPA=y" >> $config_host_mak
7068 fi
7069 if test "$vhost_crypto" = "yes" ; then
7070 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
7071 fi
7072 if test "$vhost_vsock" = "yes" ; then
7073 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
7074 if test "$vhost_user" = "yes" ; then
7075 echo "CONFIG_VHOST_USER_VSOCK=y" >> $config_host_mak
7076 fi
7077 fi
7078 if test "$vhost_kernel" = "yes" ; then
7079 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak
7080 fi
7081 if test "$vhost_user" = "yes" ; then
7082 echo "CONFIG_VHOST_USER=y" >> $config_host_mak
7083 fi
7084 if test "$vhost_vdpa" = "yes" ; then
7085 echo "CONFIG_VHOST_VDPA=y" >> $config_host_mak
7086 fi
7087 if test "$vhost_user_fs" = "yes" ; then
7088 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
7089 fi
7090 if test "$blobs" = "yes" ; then
7091 echo "INSTALL_BLOBS=yes" >> $config_host_mak
7092 fi
7093 if test "$iovec" = "yes" ; then
7094 echo "CONFIG_IOVEC=y" >> $config_host_mak
7095 fi
7096 if test "$preadv" = "yes" ; then
7097 echo "CONFIG_PREADV=y" >> $config_host_mak
7098 fi
7099 if test "$fdt" != "no" ; then
7100 echo "CONFIG_FDT=y" >> $config_host_mak
7101 echo "FDT_CFLAGS=$fdt_cflags" >> $config_host_mak
7102 echo "FDT_LIBS=$fdt_ldflags $fdt_libs" >> $config_host_mak
7103 fi
7104 if test "$membarrier" = "yes" ; then
7105 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
7106 fi
7107 if test "$signalfd" = "yes" ; then
7108 echo "CONFIG_SIGNALFD=y" >> $config_host_mak
7109 fi
7110 if test "$optreset" = "yes" ; then
7111 echo "HAVE_OPTRESET=y" >> $config_host_mak
7112 fi
7113 if test "$tcg" = "yes"; then
7114 echo "CONFIG_TCG=y" >> $config_host_mak
7115 if test "$tcg_interpreter" = "yes" ; then
7116 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
7117 fi
7118 fi
7119 if test "$fdatasync" = "yes" ; then
7120 echo "CONFIG_FDATASYNC=y" >> $config_host_mak
7121 fi
7122 if test "$madvise" = "yes" ; then
7123 echo "CONFIG_MADVISE=y" >> $config_host_mak
7124 fi
7125 if test "$posix_madvise" = "yes" ; then
7126 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
7127 fi
7128 if test "$posix_memalign" = "yes" ; then
7129 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak
7130 fi
7131 if test "$zlib" != "no" ; then
7132 echo "CONFIG_ZLIB=y" >> $config_host_mak
7133 echo "ZLIB_CFLAGS=$zlib_cflags" >> $config_host_mak
7134 echo "ZLIB_LIBS=$zlib_libs" >> $config_host_mak
7135 fi
7136 if test "$spice" = "yes" ; then
7137 echo "CONFIG_SPICE=y" >> $config_host_mak
7138 echo "SPICE_CFLAGS=$spice_cflags" >> $config_host_mak
7139 echo "SPICE_LIBS=$spice_libs" >> $config_host_mak
7140 fi
7141
7142 if test "$smartcard" = "yes" ; then
7143 echo "CONFIG_SMARTCARD=y" >> $config_host_mak
7144 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
7145 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
7146 fi
7147
7148 if test "$libusb" = "yes" ; then
7149 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
7150 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
7151 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
7152 fi
7153
7154 if test "$usb_redir" = "yes" ; then
7155 echo "CONFIG_USB_REDIR=y" >> $config_host_mak
7156 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
7157 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
7158 fi
7159
7160 if test "$opengl" = "yes" ; then
7161 echo "CONFIG_OPENGL=y" >> $config_host_mak
7162 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
7163 if test "$opengl_dmabuf" = "yes" ; then
7164 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
7165 fi
7166 fi
7167
7168 if test "$gbm" = "yes" ; then
7169 echo "CONFIG_GBM=y" >> $config_host_mak
7170 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak
7171 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak
7172 fi
7173
7174
7175 if test "$malloc_trim" = "yes" ; then
7176 echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak
7177 fi
7178
7179 if test "$avx2_opt" = "yes" ; then
7180 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
7181 fi
7182
7183 if test "$avx512f_opt" = "yes" ; then
7184 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak
7185 fi
7186
7187 if test "$lzo" = "yes" ; then
7188 echo "CONFIG_LZO=y" >> $config_host_mak
7189 echo "LZO_LIBS=$lzo_libs" >> $config_host_mak
7190 fi
7191
7192 if test "$snappy" = "yes" ; then
7193 echo "CONFIG_SNAPPY=y" >> $config_host_mak
7194 echo "SNAPPY_LIBS=$snappy_libs" >> $config_host_mak
7195 fi
7196
7197 if test "$bzip2" = "yes" ; then
7198 echo "CONFIG_BZIP2=y" >> $config_host_mak
7199 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
7200 fi
7201
7202 if test "$lzfse" = "yes" ; then
7203 echo "CONFIG_LZFSE=y" >> $config_host_mak
7204 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak
7205 fi
7206
7207 if test "$zstd" = "yes" ; then
7208 echo "CONFIG_ZSTD=y" >> $config_host_mak
7209 echo "ZSTD_CFLAGS=$zstd_cflags" >> $config_host_mak
7210 echo "ZSTD_LIBS=$zstd_libs" >> $config_host_mak
7211 fi
7212
7213 if test "$libiscsi" = "yes" ; then
7214 echo "CONFIG_LIBISCSI=y" >> $config_host_mak
7215 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
7216 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
7217 fi
7218
7219 if test "$libnfs" = "yes" ; then
7220 echo "CONFIG_LIBNFS=y" >> $config_host_mak
7221 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
7222 fi
7223
7224 if test "$seccomp" = "yes"; then
7225 echo "CONFIG_SECCOMP=y" >> $config_host_mak
7226 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
7227 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
7228 fi
7229
7230 # XXX: suppress that
7231 if [ "$bsd" = "yes" ] ; then
7232 echo "CONFIG_BSD=y" >> $config_host_mak
7233 fi
7234
7235 if test "$localtime_r" = "yes" ; then
7236 echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
7237 fi
7238 if test "$qom_cast_debug" = "yes" ; then
7239 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
7240 fi
7241 if test "$rbd" = "yes" ; then
7242 echo "CONFIG_RBD=y" >> $config_host_mak
7243 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
7244 fi
7245
7246 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
7247 if test "$coroutine_pool" = "yes" ; then
7248 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
7249 else
7250 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
7251 fi
7252
7253 if test "$debug_stack_usage" = "yes" ; then
7254 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
7255 fi
7256
7257 if test "$crypto_afalg" = "yes" ; then
7258 echo "CONFIG_AF_ALG=y" >> $config_host_mak
7259 fi
7260
7261 if test "$open_by_handle_at" = "yes" ; then
7262 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
7263 fi
7264
7265 if test "$linux_magic_h" = "yes" ; then
7266 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
7267 fi
7268
7269 if test "$valgrind_h" = "yes" ; then
7270 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
7271 fi
7272
7273 if test "$have_asan_iface_fiber" = "yes" ; then
7274 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
7275 fi
7276
7277 if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then
7278 echo "CONFIG_TSAN=y" >> $config_host_mak
7279 fi
7280
7281 if test "$has_environ" = "yes" ; then
7282 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
7283 fi
7284
7285 if test "$cpuid_h" = "yes" ; then
7286 echo "CONFIG_CPUID_H=y" >> $config_host_mak
7287 fi
7288
7289 if test "$int128" = "yes" ; then
7290 echo "CONFIG_INT128=y" >> $config_host_mak
7291 fi
7292
7293 if test "$atomic128" = "yes" ; then
7294 echo "CONFIG_ATOMIC128=y" >> $config_host_mak
7295 fi
7296
7297 if test "$cmpxchg128" = "yes" ; then
7298 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak
7299 fi
7300
7301 if test "$atomic64" = "yes" ; then
7302 echo "CONFIG_ATOMIC64=y" >> $config_host_mak
7303 fi
7304
7305 if test "$attralias" = "yes" ; then
7306 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
7307 fi
7308
7309 if test "$getauxval" = "yes" ; then
7310 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
7311 fi
7312
7313 if test "$glusterfs" = "yes" ; then
7314 echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
7315 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
7316 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
7317 fi
7318
7319 if test "$glusterfs_xlator_opt" = "yes" ; then
7320 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
7321 fi
7322
7323 if test "$glusterfs_discard" = "yes" ; then
7324 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
7325 fi
7326
7327 if test "$glusterfs_fallocate" = "yes" ; then
7328 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
7329 fi
7330
7331 if test "$glusterfs_zerofill" = "yes" ; then
7332 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
7333 fi
7334
7335 if test "$glusterfs_ftruncate_has_stat" = "yes" ; then
7336 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak
7337 fi
7338
7339 if test "$glusterfs_iocb_has_stat" = "yes" ; then
7340 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak
7341 fi
7342
7343 if test "$libssh" = "yes" ; then
7344 echo "CONFIG_LIBSSH=y" >> $config_host_mak
7345 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
7346 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak
7347 fi
7348
7349 if test "$live_block_migration" = "yes" ; then
7350 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
7351 fi
7352
7353 if test "$tpm" = "yes"; then
7354 echo 'CONFIG_TPM=y' >> $config_host_mak
7355 fi
7356
7357 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
7358 if have_backend "nop"; then
7359 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
7360 fi
7361 if have_backend "simple"; then
7362 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
7363 # Set the appropriate trace file.
7364 trace_file="\"$trace_file-\" FMT_pid"
7365 fi
7366 if have_backend "log"; then
7367 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
7368 fi
7369 if have_backend "ust"; then
7370 echo "CONFIG_TRACE_UST=y" >> $config_host_mak
7371 echo "LTTNG_UST_LIBS=$lttng_ust_libs" >> $config_host_mak
7372 echo "URCU_BP_LIBS=$urcu_bp_libs" >> $config_host_mak
7373 fi
7374 if have_backend "dtrace"; then
7375 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
7376 if test "$trace_backend_stap" = "yes" ; then
7377 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
7378 fi
7379 fi
7380 if have_backend "ftrace"; then
7381 if test "$linux" = "yes" ; then
7382 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
7383 else
7384 feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
7385 fi
7386 fi
7387 if have_backend "syslog"; then
7388 if test "$posix_syslog" = "yes" ; then
7389 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
7390 else
7391 feature_not_found "syslog(trace backend)" "syslog not available"
7392 fi
7393 fi
7394 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
7395
7396 if test "$rdma" = "yes" ; then
7397 echo "CONFIG_RDMA=y" >> $config_host_mak
7398 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
7399 fi
7400
7401 if test "$pvrdma" = "yes" ; then
7402 echo "CONFIG_PVRDMA=y" >> $config_host_mak
7403 fi
7404
7405 if test "$have_rtnetlink" = "yes" ; then
7406 echo "CONFIG_RTNETLINK=y" >> $config_host_mak
7407 fi
7408
7409 if test "$libxml2" = "yes" ; then
7410 echo "CONFIG_LIBXML2=y" >> $config_host_mak
7411 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak
7412 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak
7413 fi
7414
7415 if test "$replication" = "yes" ; then
7416 echo "CONFIG_REPLICATION=y" >> $config_host_mak
7417 fi
7418
7419 if test "$have_af_vsock" = "yes" ; then
7420 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
7421 fi
7422
7423 if test "$have_sysmacros" = "yes" ; then
7424 echo "CONFIG_SYSMACROS=y" >> $config_host_mak
7425 fi
7426
7427 if test "$have_static_assert" = "yes" ; then
7428 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
7429 fi
7430
7431 if test "$have_utmpx" = "yes" ; then
7432 echo "HAVE_UTMPX=y" >> $config_host_mak
7433 fi
7434 if test "$have_getrandom" = "yes" ; then
7435 echo "CONFIG_GETRANDOM=y" >> $config_host_mak
7436 fi
7437 if test "$ivshmem" = "yes" ; then
7438 echo "CONFIG_IVSHMEM=y" >> $config_host_mak
7439 fi
7440 if test "$capstone" != "no" ; then
7441 echo "CONFIG_CAPSTONE=y" >> $config_host_mak
7442 echo "CAPSTONE_CFLAGS=$capstone_cflags" >> $config_host_mak
7443 echo "CAPSTONE_LIBS=$capstone_libs" >> $config_host_mak
7444 fi
7445 if test "$debug_mutex" = "yes" ; then
7446 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
7447 fi
7448
7449 # Hold two types of flag:
7450 # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
7451 # a thread we have a handle to
7452 # CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular
7453 # platform
7454 if test "$pthread_setname_np_w_tid" = "yes" ; then
7455 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7456 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak
7457 elif test "$pthread_setname_np_wo_tid" = "yes" ; then
7458 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7459 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak
7460 fi
7461
7462 if test "$libpmem" = "yes" ; then
7463 echo "CONFIG_LIBPMEM=y" >> $config_host_mak
7464 echo "LIBPMEM_LIBS=$libpmem_libs" >> $config_host_mak
7465 echo "LIBPMEM_CFLAGS=$libpmem_cflags" >> $config_host_mak
7466 fi
7467
7468 if test "$libdaxctl" = "yes" ; then
7469 echo "CONFIG_LIBDAXCTL=y" >> $config_host_mak
7470 fi
7471
7472 if test "$bochs" = "yes" ; then
7473 echo "CONFIG_BOCHS=y" >> $config_host_mak
7474 fi
7475 if test "$cloop" = "yes" ; then
7476 echo "CONFIG_CLOOP=y" >> $config_host_mak
7477 fi
7478 if test "$dmg" = "yes" ; then
7479 echo "CONFIG_DMG=y" >> $config_host_mak
7480 fi
7481 if test "$qcow1" = "yes" ; then
7482 echo "CONFIG_QCOW1=y" >> $config_host_mak
7483 fi
7484 if test "$vdi" = "yes" ; then
7485 echo "CONFIG_VDI=y" >> $config_host_mak
7486 fi
7487 if test "$vvfat" = "yes" ; then
7488 echo "CONFIG_VVFAT=y" >> $config_host_mak
7489 fi
7490 if test "$qed" = "yes" ; then
7491 echo "CONFIG_QED=y" >> $config_host_mak
7492 fi
7493 if test "$parallels" = "yes" ; then
7494 echo "CONFIG_PARALLELS=y" >> $config_host_mak
7495 fi
7496 if test "$sheepdog" = "yes" ; then
7497 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak
7498 fi
7499 if test "$pty_h" = "yes" ; then
7500 echo "HAVE_PTY_H=y" >> $config_host_mak
7501 fi
7502 if test "$have_mlockall" = "yes" ; then
7503 echo "HAVE_MLOCKALL=y" >> $config_host_mak
7504 fi
7505 if test "$fuzzing" = "yes" ; then
7506 QEMU_CFLAGS="$QEMU_CFLAGS -fsanitize=fuzzer-no-link"
7507 fi
7508
7509 if test "$plugins" = "yes" ; then
7510 echo "CONFIG_PLUGIN=y" >> $config_host_mak
7511 LIBS="-ldl $LIBS"
7512 # Copy the export object list to the build dir
7513 if test "$ld_dynamic_list" = "yes" ; then
7514 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak
7515 ld_symbols=qemu-plugins-ld.symbols
7516 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols
7517 elif test "$ld_exported_symbols_list" = "yes" ; then
7518 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak
7519 ld64_symbols=qemu-plugins-ld64.symbols
7520 echo "# Automatically generated by configure - do not modify" > $ld64_symbols
7521 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \
7522 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols
7523 else
7524 error_exit \
7525 "If \$plugins=yes, either \$ld_dynamic_list or " \
7526 "\$ld_exported_symbols_list should have been set to 'yes'."
7527 fi
7528 fi
7529
7530 if test -n "$gdb_bin" ; then
7531 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
7532 fi
7533
7534 if test "$secret_keyring" = "yes" ; then
7535 echo "CONFIG_SECRET_KEYRING=y" >> $config_host_mak
7536 if test "$have_keyutils" = "yes" ; then
7537 echo "CONFIG_TEST_SECRET_KEYRING=y" >> $config_host_mak
7538 fi
7539 fi
7540
7541 if test "$tcg_interpreter" = "yes"; then
7542 QEMU_INCLUDES="-iquote ${source_path}/tcg/tci $QEMU_INCLUDES"
7543 elif test "$ARCH" = "sparc64" ; then
7544 QEMU_INCLUDES="-iquote ${source_path}/tcg/sparc $QEMU_INCLUDES"
7545 elif test "$ARCH" = "s390x" ; then
7546 QEMU_INCLUDES="-iquote ${source_path}/tcg/s390 $QEMU_INCLUDES"
7547 elif test "$ARCH" = "x86_64" || test "$ARCH" = "x32" ; then
7548 QEMU_INCLUDES="-iquote ${source_path}/tcg/i386 $QEMU_INCLUDES"
7549 elif test "$ARCH" = "ppc64" ; then
7550 QEMU_INCLUDES="-iquote ${source_path}/tcg/ppc $QEMU_INCLUDES"
7551 elif test "$ARCH" = "riscv32" || test "$ARCH" = "riscv64" ; then
7552 QEMU_INCLUDES="-I${source_path}/tcg/riscv $QEMU_INCLUDES"
7553 else
7554 QEMU_INCLUDES="-iquote ${source_path}/tcg/${ARCH} $QEMU_INCLUDES"
7555 fi
7556
7557 echo "ROMS=$roms" >> $config_host_mak
7558 echo "MAKE=$make" >> $config_host_mak
7559 echo "INSTALL=$install" >> $config_host_mak
7560 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
7561 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
7562 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
7563 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
7564 echo "PYTHON=$python" >> $config_host_mak
7565 echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak
7566 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
7567 echo "MESON=$meson" >> $config_host_mak
7568 echo "CC=$cc" >> $config_host_mak
7569 if $iasl -h > /dev/null 2>&1; then
7570 echo "CONFIG_IASL=$iasl" >> $config_host_mak
7571 fi
7572 echo "CXX=$cxx" >> $config_host_mak
7573 echo "OBJCC=$objcc" >> $config_host_mak
7574 echo "AR=$ar" >> $config_host_mak
7575 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
7576 echo "AS=$as" >> $config_host_mak
7577 echo "CCAS=$ccas" >> $config_host_mak
7578 echo "CPP=$cpp" >> $config_host_mak
7579 echo "OBJCOPY=$objcopy" >> $config_host_mak
7580 echo "LD=$ld" >> $config_host_mak
7581 echo "RANLIB=$ranlib" >> $config_host_mak
7582 echo "NM=$nm" >> $config_host_mak
7583 echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak
7584 echo "WINDRES=$windres" >> $config_host_mak
7585 echo "CFLAGS=$CFLAGS" >> $config_host_mak
7586 echo "CXXFLAGS=$CXXFLAGS" >> $config_host_mak
7587 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
7588 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
7589 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
7590 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
7591 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
7592 echo "GLIB_LIBS=$glib_libs" >> $config_host_mak
7593 if test "$sparse" = "yes" ; then
7594 echo "SPARSE_CFLAGS = -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
7595 fi
7596 echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
7597 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
7598 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
7599 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
7600 echo "LIBS+=$LIBS" >> $config_host_mak
7601 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
7602 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
7603 echo "EXESUF=$EXESUF" >> $config_host_mak
7604 echo "HOST_DSOSUF=$HOST_DSOSUF" >> $config_host_mak
7605 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
7606 echo "LIBS_QGA=$libs_qga" >> $config_host_mak
7607 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
7608 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
7609 echo "POD2MAN=$POD2MAN" >> $config_host_mak
7610 if test "$gcov" = "yes" ; then
7611 echo "CONFIG_GCOV=y" >> $config_host_mak
7612 fi
7613
7614 if test "$libudev" != "no"; then
7615 echo "CONFIG_LIBUDEV=y" >> $config_host_mak
7616 echo "LIBUDEV_LIBS=$libudev_libs" >> $config_host_mak
7617 fi
7618 if test "$fuzzing" != "no"; then
7619 echo "CONFIG_FUZZ=y" >> $config_host_mak
7620 fi
7621
7622 if test "$edk2_blobs" = "yes" ; then
7623 echo "DECOMPRESS_EDK2_BLOBS=y" >> $config_host_mak
7624 fi
7625
7626 if test "$rng_none" = "yes"; then
7627 echo "CONFIG_RNG_NONE=y" >> $config_host_mak
7628 fi
7629
7630 # use included Linux headers
7631 if test "$linux" = "yes" ; then
7632 mkdir -p linux-headers
7633 case "$cpu" in
7634 i386|x86_64|x32)
7635 linux_arch=x86
7636 ;;
7637 ppc|ppc64|ppc64le)
7638 linux_arch=powerpc
7639 ;;
7640 s390x)
7641 linux_arch=s390
7642 ;;
7643 aarch64)
7644 linux_arch=arm64
7645 ;;
7646 mips64)
7647 linux_arch=mips
7648 ;;
7649 *)
7650 # For most CPUs the kernel architecture name and QEMU CPU name match.
7651 linux_arch="$cpu"
7652 ;;
7653 esac
7654 # For non-KVM architectures we will not have asm headers
7655 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
7656 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
7657 fi
7658 fi
7659
7660 for target in $target_list; do
7661 target_dir="$target"
7662 config_target_mak=$target_dir/config-target.mak
7663 target_name=$(echo $target | cut -d '-' -f 1)
7664 target_aligned_only="no"
7665 case "$target_name" in
7666 alpha|hppa|mips64el|mips64|mipsel|mips|mipsn32|mipsn32el|sh4|sh4eb|sparc|sparc64|sparc32plus|xtensa|xtensaeb)
7667 target_aligned_only="yes"
7668 ;;
7669 esac
7670 target_bigendian="no"
7671 case "$target_name" in
7672 armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
7673 target_bigendian="yes"
7674 ;;
7675 esac
7676 target_softmmu="no"
7677 target_user_only="no"
7678 target_linux_user="no"
7679 target_bsd_user="no"
7680 case "$target" in
7681 ${target_name}-softmmu)
7682 target_softmmu="yes"
7683 ;;
7684 ${target_name}-linux-user)
7685 target_user_only="yes"
7686 target_linux_user="yes"
7687 ;;
7688 ${target_name}-bsd-user)
7689 target_user_only="yes"
7690 target_bsd_user="yes"
7691 ;;
7692 *)
7693 error_exit "Target '$target' not recognised"
7694 exit 1
7695 ;;
7696 esac
7697
7698 mkdir -p $target_dir
7699 echo "# Automatically generated by configure - do not modify" > $config_target_mak
7700
7701 bflt="no"
7702 mttcg="no"
7703 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
7704 gdb_xml_files=""
7705
7706 TARGET_ARCH="$target_name"
7707 TARGET_BASE_ARCH=""
7708 TARGET_ABI_DIR=""
7709 TARGET_SYSTBL_ABI=""
7710 TARGET_SYSTBL=""
7711
7712 case "$target_name" in
7713 i386)
7714 mttcg="yes"
7715 gdb_xml_files="i386-32bit.xml"
7716 TARGET_SYSTBL_ABI=i386
7717 TARGET_SYSTBL=syscall_32.tbl
7718 ;;
7719 x86_64)
7720 TARGET_BASE_ARCH=i386
7721 TARGET_SYSTBL_ABI=common,64
7722 TARGET_SYSTBL=syscall_64.tbl
7723 mttcg="yes"
7724 gdb_xml_files="i386-64bit.xml"
7725 ;;
7726 alpha)
7727 mttcg="yes"
7728 TARGET_SYSTBL_ABI=common
7729 ;;
7730 arm|armeb)
7731 TARGET_ARCH=arm
7732 TARGET_SYSTBL_ABI=common,oabi
7733 bflt="yes"
7734 mttcg="yes"
7735 gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
7736 ;;
7737 aarch64|aarch64_be)
7738 TARGET_ARCH=aarch64
7739 TARGET_BASE_ARCH=arm
7740 bflt="yes"
7741 mttcg="yes"
7742 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"
7743 ;;
7744 avr)
7745 gdb_xml_files="avr-cpu.xml"
7746 target_compiler=$cross_cc_avr
7747 ;;
7748 cris)
7749 ;;
7750 hppa)
7751 mttcg="yes"
7752 TARGET_SYSTBL_ABI=common,32
7753 ;;
7754 lm32)
7755 ;;
7756 m68k)
7757 bflt="yes"
7758 gdb_xml_files="cf-core.xml cf-fp.xml m68k-core.xml m68k-fp.xml"
7759 TARGET_SYSTBL_ABI=common
7760 ;;
7761 microblaze|microblazeel)
7762 TARGET_ARCH=microblaze
7763 TARGET_SYSTBL_ABI=common
7764 mttcg="yes"
7765 bflt="yes"
7766 echo "TARGET_ABI32=y" >> $config_target_mak
7767 ;;
7768 mips|mipsel)
7769 mttcg="yes"
7770 TARGET_ARCH=mips
7771 echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
7772 TARGET_SYSTBL_ABI=o32
7773 TARGET_SYSTBL=syscall_o32.tbl
7774 ;;
7775 mipsn32|mipsn32el)
7776 mttcg="yes"
7777 TARGET_ARCH=mips64
7778 TARGET_BASE_ARCH=mips
7779 echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
7780 echo "TARGET_ABI32=y" >> $config_target_mak
7781 TARGET_SYSTBL_ABI=n32
7782 TARGET_SYSTBL=syscall_n32.tbl
7783 ;;
7784 mips64|mips64el)
7785 mttcg="no"
7786 TARGET_ARCH=mips64
7787 TARGET_BASE_ARCH=mips
7788 echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
7789 TARGET_SYSTBL_ABI=n64
7790 TARGET_SYSTBL=syscall_n64.tbl
7791 ;;
7792 moxie)
7793 ;;
7794 nios2)
7795 ;;
7796 or1k)
7797 TARGET_ARCH=openrisc
7798 TARGET_BASE_ARCH=openrisc
7799 ;;
7800 ppc)
7801 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
7802 TARGET_SYSTBL_ABI=common,nospu,32
7803 ;;
7804 ppc64)
7805 TARGET_BASE_ARCH=ppc
7806 TARGET_ABI_DIR=ppc
7807 TARGET_SYSTBL_ABI=common,nospu,64
7808 mttcg=yes
7809 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7810 ;;
7811 ppc64le)
7812 TARGET_ARCH=ppc64
7813 TARGET_BASE_ARCH=ppc
7814 TARGET_ABI_DIR=ppc
7815 TARGET_SYSTBL_ABI=common,nospu,64
7816 mttcg=yes
7817 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7818 ;;
7819 ppc64abi32)
7820 TARGET_ARCH=ppc64
7821 TARGET_BASE_ARCH=ppc
7822 TARGET_ABI_DIR=ppc
7823 TARGET_SYSTBL_ABI=common,nospu,32
7824 echo "TARGET_ABI32=y" >> $config_target_mak
7825 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7826 ;;
7827 riscv32)
7828 TARGET_BASE_ARCH=riscv
7829 TARGET_ABI_DIR=riscv
7830 mttcg=yes
7831 gdb_xml_files="riscv-32bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-32bit-csr.xml riscv-32bit-virtual.xml"
7832 ;;
7833 riscv64)
7834 TARGET_BASE_ARCH=riscv
7835 TARGET_ABI_DIR=riscv
7836 mttcg=yes
7837 gdb_xml_files="riscv-64bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-64bit-csr.xml riscv-64bit-virtual.xml"
7838 ;;
7839 rx)
7840 TARGET_ARCH=rx
7841 bflt="yes"
7842 target_compiler=$cross_cc_rx
7843 gdb_xml_files="rx-core.xml"
7844 ;;
7845 sh4|sh4eb)
7846 TARGET_ARCH=sh4
7847 TARGET_SYSTBL_ABI=common
7848 bflt="yes"
7849 ;;
7850 sparc)
7851 TARGET_SYSTBL_ABI=common,32
7852 ;;
7853 sparc64)
7854 TARGET_BASE_ARCH=sparc
7855 TARGET_SYSTBL_ABI=common,64
7856 ;;
7857 sparc32plus)
7858 TARGET_ARCH=sparc64
7859 TARGET_BASE_ARCH=sparc
7860 TARGET_ABI_DIR=sparc
7861 TARGET_SYSTBL_ABI=common,32
7862 echo "TARGET_ABI32=y" >> $config_target_mak
7863 ;;
7864 s390x)
7865 TARGET_SYSTBL_ABI=common,64
7866 mttcg=yes
7867 gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
7868 ;;
7869 tilegx)
7870 ;;
7871 tricore)
7872 ;;
7873 unicore32)
7874 ;;
7875 xtensa|xtensaeb)
7876 TARGET_ARCH=xtensa
7877 TARGET_SYSTBL_ABI=common
7878 bflt="yes"
7879 mttcg="yes"
7880 ;;
7881 *)
7882 error_exit "Unsupported target CPU"
7883 ;;
7884 esac
7885 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
7886 if [ "$TARGET_BASE_ARCH" = "" ]; then
7887 TARGET_BASE_ARCH=$TARGET_ARCH
7888 fi
7889 if [ "$TARGET_SYSTBL_ABI" != "" ] && [ "$TARGET_SYSTBL" = "" ]; then
7890 TARGET_SYSTBL=syscall.tbl
7891 fi
7892
7893 upper() {
7894 echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
7895 }
7896
7897 target_arch_name="$(upper $TARGET_ARCH)"
7898 echo "TARGET_$target_arch_name=y" >> $config_target_mak
7899 echo "TARGET_NAME=$target_name" >> $config_target_mak
7900 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
7901 if [ "$TARGET_ABI_DIR" = "" ]; then
7902 TARGET_ABI_DIR=$TARGET_ARCH
7903 fi
7904 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
7905 if [ "$HOST_VARIANT_DIR" != "" ]; then
7906 echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
7907 fi
7908 if [ "$TARGET_SYSTBL_ABI" != "" ]; then
7909 echo "TARGET_SYSTBL_ABI=$TARGET_SYSTBL_ABI" >> $config_target_mak
7910 echo "TARGET_SYSTBL=$TARGET_SYSTBL" >> $config_target_mak
7911 fi
7912
7913 if supported_xen_target $target; then
7914 echo "CONFIG_XEN=y" >> $config_target_mak
7915 if test "$xen_pci_passthrough" = yes; then
7916 echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
7917 fi
7918 fi
7919 if supported_kvm_target $target; then
7920 echo "CONFIG_KVM=y" >> $config_target_mak
7921 fi
7922 if supported_hax_target $target; then
7923 echo "CONFIG_HAX=y" >> $config_target_mak
7924 fi
7925 if supported_hvf_target $target; then
7926 echo "CONFIG_HVF=y" >> $config_target_mak
7927 fi
7928 if supported_whpx_target $target; then
7929 echo "CONFIG_WHPX=y" >> $config_target_mak
7930 fi
7931 if test "$target_aligned_only" = "yes" ; then
7932 echo "TARGET_ALIGNED_ONLY=y" >> $config_target_mak
7933 fi
7934 if test "$target_bigendian" = "yes" ; then
7935 echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
7936 fi
7937 if test "$target_softmmu" = "yes" ; then
7938 echo "CONFIG_SOFTMMU=y" >> $config_target_mak
7939 if test "$mttcg" = "yes" ; then
7940 echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
7941 fi
7942 fi
7943 if test "$target_user_only" = "yes" ; then
7944 echo "CONFIG_USER_ONLY=y" >> $config_target_mak
7945 echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
7946 symlink "../qemu-$target_name" "$target_dir/qemu-$target_name"
7947 else
7948 symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name"
7949 fi
7950 if test "$target_linux_user" = "yes" ; then
7951 echo "CONFIG_LINUX_USER=y" >> $config_target_mak
7952 fi
7953 list=""
7954 if test ! -z "$gdb_xml_files" ; then
7955 for x in $gdb_xml_files; do
7956 list="$list gdb-xml/$x"
7957 done
7958 echo "TARGET_XML_FILES=$list" >> $config_target_mak
7959 fi
7960
7961 if test "$target_user_only" = "yes" && test "$bflt" = "yes"; then
7962 echo "TARGET_HAS_BFLT=y" >> $config_target_mak
7963 fi
7964 if test "$target_bsd_user" = "yes" ; then
7965 echo "CONFIG_BSD_USER=y" >> $config_target_mak
7966 fi
7967
7968
7969 # generate QEMU_CFLAGS/QEMU_LDFLAGS for targets
7970
7971 disas_config() {
7972 echo "CONFIG_${1}_DIS=y" >> $config_target_mak
7973 echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
7974 }
7975
7976 for i in $ARCH $TARGET_BASE_ARCH ; do
7977 case "$i" in
7978 alpha)
7979 disas_config "ALPHA"
7980 ;;
7981 aarch64)
7982 if test -n "${cxx}"; then
7983 disas_config "ARM_A64"
7984 fi
7985 ;;
7986 arm)
7987 disas_config "ARM"
7988 if test -n "${cxx}"; then
7989 disas_config "ARM_A64"
7990 fi
7991 ;;
7992 avr)
7993 disas_config "AVR"
7994 ;;
7995 cris)
7996 disas_config "CRIS"
7997 ;;
7998 hppa)
7999 disas_config "HPPA"
8000 ;;
8001 i386|x86_64|x32)
8002 disas_config "I386"
8003 ;;
8004 lm32)
8005 disas_config "LM32"
8006 ;;
8007 m68k)
8008 disas_config "M68K"
8009 ;;
8010 microblaze*)
8011 disas_config "MICROBLAZE"
8012 ;;
8013 mips*)
8014 disas_config "MIPS"
8015 if test -n "${cxx}"; then
8016 disas_config "NANOMIPS"
8017 fi
8018 ;;
8019 moxie*)
8020 disas_config "MOXIE"
8021 ;;
8022 nios2)
8023 disas_config "NIOS2"
8024 ;;
8025 or1k)
8026 disas_config "OPENRISC"
8027 ;;
8028 ppc*)
8029 disas_config "PPC"
8030 ;;
8031 riscv*)
8032 disas_config "RISCV"
8033 ;;
8034 rx)
8035 disas_config "RX"
8036 ;;
8037 s390*)
8038 disas_config "S390"
8039 ;;
8040 sh4)
8041 disas_config "SH4"
8042 ;;
8043 sparc*)
8044 disas_config "SPARC"
8045 ;;
8046 xtensa*)
8047 disas_config "XTENSA"
8048 ;;
8049 esac
8050 done
8051 if test "$tcg_interpreter" = "yes" ; then
8052 disas_config "TCI"
8053 fi
8054
8055 done # for target in $targets
8056
8057 echo "PIXMAN_CFLAGS=$pixman_cflags" >> $config_host_mak
8058 echo "PIXMAN_LIBS=$pixman_libs" >> $config_host_mak
8059
8060 if [ "$fdt" = "git" ]; then
8061 subdirs="$subdirs dtc"
8062 fi
8063 if [ "$capstone" = "git" -o "$capstone" = "internal" ]; then
8064 subdirs="$subdirs capstone"
8065 fi
8066 echo "SUBDIRS=$subdirs" >> $config_host_mak
8067 if test -n "$LIBCAPSTONE"; then
8068 echo "LIBCAPSTONE=$LIBCAPSTONE" >> $config_host_mak
8069 fi
8070
8071 if test "$numa" = "yes"; then
8072 echo "CONFIG_NUMA=y" >> $config_host_mak
8073 echo "NUMA_LIBS=$numa_libs" >> $config_host_mak
8074 fi
8075
8076 if test "$ccache_cpp2" = "yes"; then
8077 echo "export CCACHE_CPP2=y" >> $config_host_mak
8078 fi
8079
8080 if test "$safe_stack" = "yes"; then
8081 echo "CONFIG_SAFESTACK=y" >> $config_host_mak
8082 fi
8083
8084 # If we're using a separate build tree, set it up now.
8085 # DIRS are directories which we simply mkdir in the build tree;
8086 # LINKS are things to symlink back into the source tree
8087 # (these can be both files and directories).
8088 # Caution: do not add files or directories here using wildcards. This
8089 # will result in problems later if a new file matching the wildcard is
8090 # added to the source tree -- nothing will cause configure to be rerun
8091 # so the build tree will be missing the link back to the new file, and
8092 # tests might fail. Prefer to keep the relevant files in their own
8093 # directory and symlink the directory instead.
8094 DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos"
8095 DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph"
8096 DIRS="$DIRS docs docs/interop fsdev scsi"
8097 DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw"
8098 DIRS="$DIRS roms/seabios"
8099 LINKS="Makefile"
8100 LINKS="$LINKS tests/tcg/lm32/Makefile"
8101 LINKS="$LINKS tests/tcg/Makefile.target"
8102 LINKS="$LINKS pc-bios/optionrom/Makefile"
8103 LINKS="$LINKS pc-bios/s390-ccw/Makefile"
8104 LINKS="$LINKS roms/seabios/Makefile"
8105 LINKS="$LINKS pc-bios/qemu-icon.bmp"
8106 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
8107 LINKS="$LINKS tests/acceptance tests/data"
8108 LINKS="$LINKS tests/qemu-iotests/check"
8109 LINKS="$LINKS python"
8110 for bios_file in \
8111 $source_path/pc-bios/*.bin \
8112 $source_path/pc-bios/*.elf \
8113 $source_path/pc-bios/*.lid \
8114 $source_path/pc-bios/*.rom \
8115 $source_path/pc-bios/*.dtb \
8116 $source_path/pc-bios/*.img \
8117 $source_path/pc-bios/openbios-* \
8118 $source_path/pc-bios/u-boot.* \
8119 $source_path/pc-bios/edk2-*.fd.bz2 \
8120 $source_path/pc-bios/palcode-*
8121 do
8122 LINKS="$LINKS pc-bios/$(basename $bios_file)"
8123 done
8124 mkdir -p $DIRS
8125 for f in $LINKS ; do
8126 if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
8127 symlink "$source_path/$f" "$f"
8128 fi
8129 done
8130
8131 (for i in $cross_cc_vars; do
8132 export $i
8133 done
8134 export target_list source_path use_containers
8135 $source_path/tests/tcg/configure.sh)
8136
8137 # temporary config to build submodules
8138 for rom in seabios; do
8139 config_mak=roms/$rom/config.mak
8140 echo "# Automatically generated by configure - do not modify" > $config_mak
8141 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
8142 echo "AS=$as" >> $config_mak
8143 echo "CCAS=$ccas" >> $config_mak
8144 echo "CC=$cc" >> $config_mak
8145 echo "BCC=bcc" >> $config_mak
8146 echo "CPP=$cpp" >> $config_mak
8147 echo "OBJCOPY=objcopy" >> $config_mak
8148 echo "IASL=$iasl" >> $config_mak
8149 echo "LD=$ld" >> $config_mak
8150 echo "RANLIB=$ranlib" >> $config_mak
8151 done
8152
8153 # set up qemu-iotests in this build directory
8154 iotests_common_env="tests/qemu-iotests/common.env"
8155
8156 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
8157 echo >> "$iotests_common_env"
8158 echo "export PYTHON='$python'" >> "$iotests_common_env"
8159
8160 if test "$skip_meson" = no; then
8161 cross="config-meson.cross.new"
8162 meson_quote() {
8163 echo "['$(echo $* | sed "s/ /','/g")']"
8164 }
8165
8166 echo "# Automatically generated by configure - do not modify" > $cross
8167 echo "[properties]" >> $cross
8168 test -z "$cxx" && echo "link_language = 'c'" >> $cross
8169 echo "[binaries]" >> $cross
8170 echo "c = $(meson_quote $cc)" >> $cross
8171 test -n "$cxx" && echo "cpp = $(meson_quote $cxx)" >> $cross
8172 echo "ar = $(meson_quote $ar)" >> $cross
8173 echo "nm = $(meson_quote $nm)" >> $cross
8174 echo "pkgconfig = $(meson_quote $pkg_config_exe)" >> $cross
8175 echo "ranlib = $(meson_quote $ranlib)" >> $cross
8176 echo "strip = $(meson_quote $strip)" >> $cross
8177 echo "windres = $(meson_quote $windres)" >> $cross
8178 if test -n "$cross_prefix"; then
8179 cross_arg="--cross-file config-meson.cross"
8180 # Hack: Meson expects an absolute path for the *build* machine
8181 # for the prefix, so add a slash in front of a Windows path that
8182 # includes a drive letter.
8183 #
8184 # See https://github.com/mesonbuild/meson/issues/7577.
8185 echo "[host_machine]" >> $cross
8186 if test "$mingw32" = "yes" ; then
8187 echo "system = 'windows'" >> $cross
8188 case $prefix in
8189 ?:*) pre_prefix=/ ;;
8190 esac
8191 fi
8192 case "$ARCH" in
8193 i386|x86_64)
8194 echo "cpu_family = 'x86'" >> $cross
8195 ;;
8196 ppc64le)
8197 echo "cpu_family = 'ppc64'" >> $cross
8198 ;;
8199 *)
8200 echo "cpu_family = '$ARCH'" >> $cross
8201 ;;
8202 esac
8203 echo "cpu = '$cpu'" >> $cross
8204 if test "$bigendian" = "yes" ; then
8205 echo "endian = 'big'" >> $cross
8206 else
8207 echo "endian = 'little'" >> $cross
8208 fi
8209 else
8210 cross_arg="--native-file config-meson.cross"
8211 fi
8212 mv $cross config-meson.cross
8213
8214 rm -rf meson-private meson-info meson-logs
8215 NINJA=$PWD/ninjatool $meson setup \
8216 --prefix "${pre_prefix}$prefix" \
8217 --libdir "${pre_prefix}$libdir" \
8218 --libexecdir "${pre_prefix}$libexecdir" \
8219 --bindir "${pre_prefix}$bindir" \
8220 --includedir "${pre_prefix}$includedir" \
8221 --datadir "${pre_prefix}$datadir" \
8222 --mandir "${pre_prefix}$mandir" \
8223 --sysconfdir "${pre_prefix}$sysconfdir" \
8224 --localstatedir "${pre_prefix}$local_statedir" \
8225 -Doptimization=$(if test "$debug" = yes; then echo 0; else echo 2; fi) \
8226 -Ddebug=$(if test "$debug_info" = yes; then echo true; else echo false; fi) \
8227 -Dwerror=$(if test "$werror" = yes; then echo true; else echo false; fi) \
8228 -Dstrip=$(if test "$strip_opt" = yes; then echo true; else echo false; fi) \
8229 -Db_pie=$(if test "$pie" = yes; then echo true; else echo false; fi) \
8230 -Db_coverage=$(if test "$gcov" = yes; then echo true; else echo false; fi) \
8231 -Dsdl=$sdl -Dsdl_image=$sdl_image \
8232 -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \
8233 -Dgettext=$gettext -Dxkbcommon=$xkbcommon \
8234 $cross_arg \
8235 "$PWD" "$source_path"
8236
8237 if test "$?" -ne 0 ; then
8238 error_exit "meson setup failed"
8239 fi
8240 touch ninjatool.stamp
8241 fi
8242
8243 # Save the configure command line for later reuse.
8244 cat <<EOD >config.status
8245 #!/bin/sh
8246 # Generated by configure.
8247 # Run this file to recreate the current configuration.
8248 # Compiler output produced by configure, useful for debugging
8249 # configure, is in config.log if it exists.
8250 EOD
8251
8252 preserve_env() {
8253 envname=$1
8254
8255 eval envval=\$$envname
8256
8257 if test -n "$envval"
8258 then
8259 echo "$envname='$envval'" >> config.status
8260 echo "export $envname" >> config.status
8261 else
8262 echo "unset $envname" >> config.status
8263 fi
8264 }
8265
8266 # Preserve various env variables that influence what
8267 # features/build target configure will detect
8268 preserve_env AR
8269 preserve_env AS
8270 preserve_env CC
8271 preserve_env CPP
8272 preserve_env CXX
8273 preserve_env INSTALL
8274 preserve_env LD
8275 preserve_env LD_LIBRARY_PATH
8276 preserve_env LIBTOOL
8277 preserve_env MAKE
8278 preserve_env NM
8279 preserve_env OBJCOPY
8280 preserve_env PATH
8281 preserve_env PKG_CONFIG
8282 preserve_env PKG_CONFIG_LIBDIR
8283 preserve_env PKG_CONFIG_PATH
8284 preserve_env PYTHON
8285 preserve_env SDL2_CONFIG
8286 preserve_env SMBD
8287 preserve_env STRIP
8288 preserve_env WINDRES
8289
8290 printf "exec" >>config.status
8291 for i in "$0" "$@"; do
8292 test "$i" = --skip-meson || printf " '%s'" "$i" >>config.status
8293 done
8294 echo ' "$@"' >>config.status
8295 chmod +x config.status
8296
8297 rm -r "$TMPDIR1"
AR7 emulation for QEMU