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. 8CLICOLOR_FORCE= GREP_OPTIONS= 9unset CLICOLOR_FORCE GREP_OPTIONS 10 11# Don't allow CCACHE, if present, to use cached results of compile tests! 12export CCACHE_RECACHE=yes 13 14# make source path absolute 15source_path=$(cd "$(dirname -- "$0")"; pwd) 16 17if test "$PWD" = "$source_path" 18then 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 $MARKER 36 37 cat > GNUmakefile <<'EOF' 38# This file is auto-generated by configure to support in-source tree 39# 'make' command invocation 40 41ifeq ($(MAKECMDGOALS),) 42recurse: all 43endif 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 54force: ; 55.PHONY: force 56GNUmakefile: ; 57 58EOF 59 cd build 60 exec $source_path/configure "$@" 61fi 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.) 68TMPDIR1="config-temp" 69rm -rf "${TMPDIR1}" 70mkdir -p "${TMPDIR1}" 71if [ $? -ne 0 ]; then 72 echo "ERROR: failed to create temporary directory" 73 exit 1 74fi 75 76TMPB="qemu-conf" 77TMPC="${TMPDIR1}/${TMPB}.c" 78TMPO="${TMPDIR1}/${TMPB}.o" 79TMPCXX="${TMPDIR1}/${TMPB}.cxx" 80TMPE="${TMPDIR1}/${TMPB}.exe" 81TMPTXT="${TMPDIR1}/${TMPB}.txt" 82 83rm -f config.log 84 85# Print a helpful header at the top of config.log 86echo "# QEMU configure log $(date)" >> config.log 87printf "# Configured with:" >> config.log 88printf " '%s'" "$0" "$@" >> config.log 89echo >> config.log 90echo "#" >> config.log 91 92print_error() { 93 (echo 94 echo "ERROR: $1" 95 while test -n "$2"; do 96 echo " $2" 97 shift 98 done 99 echo) >&2 100} 101 102error_exit() { 103 print_error "$@" 104 exit 1 105} 106 107do_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 " 114funcs: ${FUNCNAME[*]} 115lines: ${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 $? 134 error_exit "configure test passed without -Werror but failed with -Werror." \ 135 "This is probably a bug in the configure script. The failing command" \ 136 "will be at the bottom of config.log." \ 137 "You can run configure with --disable-werror to bypass this check." 138} 139 140do_cc() { 141 do_compiler "$cc" "$@" 142} 143 144do_cxx() { 145 do_compiler "$cxx" "$@" 146} 147 148# Append $2 to the variable named $1, with space separation 149add_to() { 150 eval $1=\${$1:+\"\$$1 \"}\$2 151} 152 153update_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="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS" 158 CONFIGURE_CXXFLAGS=$(echo "$CONFIGURE_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 171compile_object() { 172 local_cflags="$1" 173 do_cc $CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC 174} 175 176compile_prog() { 177 local_cflags="$1" 178 local_ldflags="$2" 179 do_cc $CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC \ 180 $LDFLAGS $CONFIGURE_LDFLAGS $QEMU_LDFLAGS $local_ldflags 181} 182 183# symbolically link $1 to $2. Portable version of "ln -sf". 184symlink() { 185 rm -rf "$2" 186 mkdir -p "$(dirname "$2")" 187 ln -s "$1" "$2" 188} 189 190# check whether a command is available to this shell (may be either an 191# executable or a builtin) 192has() { 193 type "$1" >/dev/null 2>&1 194} 195 196version_ge () { 197 local_ver1=`echo $1 | tr . ' '` 198 local_ver2=`echo $2 | tr . ' '` 199 while true; do 200 set x $local_ver1 201 local_first=${2-0} 202 # 'shift 2' if $2 is set, or 'shift' if $2 is not set 203 shift ${2:+2} 204 local_ver1=$* 205 set x $local_ver2 206 # the second argument finished, the first must be greater or equal 207 test $# = 1 && return 0 208 test $local_first -lt $2 && return 1 209 test $local_first -gt $2 && return 0 210 shift ${2:+2} 211 local_ver2=$* 212 done 213} 214 215have_backend () { 216 echo "$trace_backends" | grep "$1" >/dev/null 217} 218 219glob() { 220 eval test -z '"${1#'"$2"'}"' 221} 222 223ld_has() { 224 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1 225} 226 227if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]"; 228then 229 error_exit "main directory cannot contain spaces nor colons" 230fi 231 232# default parameters 233cpu="" 234iasl="iasl" 235interp_prefix="/usr/gnemul/qemu-%M" 236static="no" 237cross_prefix="" 238audio_drv_list="" 239block_drv_rw_whitelist="" 240block_drv_ro_whitelist="" 241host_cc="cc" 242audio_win_int="" 243libs_qga="" 244debug_info="yes" 245stack_protector="" 246safe_stack="" 247use_containers="yes" 248gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb") 249 250if test -e "$source_path/.git" 251then 252 git_update=yes 253 git_submodules="ui/keycodemapdb" 254 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3" 255 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3" 256else 257 git_update=no 258 git_submodules="" 259 260 if ! test -f "$source_path/ui/keycodemapdb/README" 261 then 262 echo 263 echo "ERROR: missing file $source_path/ui/keycodemapdb/README" 264 echo 265 echo "This is not a GIT checkout but module content appears to" 266 echo "be missing. Do not use 'git archive' or GitHub download links" 267 echo "to acquire QEMU source archives. Non-GIT builds are only" 268 echo "supported with source archives linked from:" 269 echo 270 echo " https://www.qemu.org/download/#source" 271 echo 272 echo "Developers working with GIT can use scripts/archive-source.sh" 273 echo "if they need to create valid source archives." 274 echo 275 exit 1 276 fi 277fi 278git="git" 279 280# Don't accept a target_list environment variable. 281unset target_list 282unset target_list_exclude 283 284# Default value for a variable defining feature "foo". 285# * foo="no" feature will only be used if --enable-foo arg is given 286# * foo="" feature will be searched for, and if found, will be used 287# unless --disable-foo is given 288# * foo="yes" this value will only be set by --enable-foo flag. 289# feature will searched for, 290# if not found, configure exits with error 291# 292# Always add --enable-foo and --disable-foo command line args. 293# Distributions want to ensure that several features are compiled in, and it 294# is impossible without a --enable-foo that exits if a feature is not found. 295 296brlapi="" 297curl="" 298iconv="auto" 299curses="auto" 300docs="auto" 301fdt="auto" 302netmap="no" 303sdl="auto" 304sdl_image="auto" 305virtiofsd="auto" 306virtfs="" 307libudev="auto" 308mpath="auto" 309vnc="enabled" 310sparse="auto" 311vde="" 312vnc_sasl="auto" 313vnc_jpeg="auto" 314vnc_png="auto" 315xkbcommon="auto" 316xen="" 317xen_ctrl_version="" 318xen_pci_passthrough="auto" 319linux_aio="" 320linux_io_uring="" 321cap_ng="" 322attr="" 323libattr="" 324xfs="" 325tcg="enabled" 326membarrier="" 327vhost_net="" 328vhost_crypto="" 329vhost_scsi="" 330vhost_vsock="" 331vhost_user="no" 332vhost_user_blk_server="auto" 333vhost_user_fs="" 334kvm="auto" 335hax="auto" 336hvf="auto" 337whpx="auto" 338rdma="" 339pvrdma="" 340gprof="no" 341debug_tcg="no" 342debug="no" 343sanitizers="no" 344tsan="no" 345fortify_source="" 346strip_opt="yes" 347tcg_interpreter="no" 348bigendian="no" 349mingw32="no" 350gcov="no" 351EXESUF="" 352HOST_DSOSUF=".so" 353modules="no" 354module_upgrades="no" 355prefix="/usr/local" 356qemu_suffix="qemu" 357slirp="auto" 358oss_lib="" 359bsd="no" 360linux="no" 361solaris="no" 362profiler="no" 363cocoa="auto" 364softmmu="yes" 365linux_user="no" 366bsd_user="no" 367blobs="true" 368pkgversion="" 369pie="" 370qom_cast_debug="yes" 371trace_backends="log" 372trace_file="trace" 373spice="" 374rbd="" 375smartcard="" 376u2f="auto" 377libusb="" 378usb_redir="" 379opengl="" 380opengl_dmabuf="no" 381cpuid_h="no" 382avx2_opt="" 383capstone="auto" 384lzo="" 385snappy="" 386bzip2="" 387lzfse="" 388zstd="" 389guest_agent="" 390guest_agent_with_vss="no" 391guest_agent_ntddscsi="no" 392guest_agent_msi="" 393vss_win32_sdk="" 394win_sdk="no" 395want_tools="" 396libiscsi="" 397libnfs="" 398coroutine="" 399coroutine_pool="" 400debug_stack_usage="no" 401crypto_afalg="no" 402seccomp="" 403glusterfs="" 404glusterfs_xlator_opt="no" 405glusterfs_discard="no" 406glusterfs_fallocate="no" 407glusterfs_zerofill="no" 408glusterfs_ftruncate_has_stat="no" 409glusterfs_iocb_has_stat="no" 410gtk="" 411gtk_gl="no" 412tls_priority="NORMAL" 413gnutls="" 414nettle="" 415nettle_xts="no" 416gcrypt="" 417gcrypt_hmac="no" 418gcrypt_xts="no" 419qemu_private_xts="yes" 420auth_pam="" 421vte="" 422virglrenderer="" 423tpm="" 424libssh="" 425live_block_migration="yes" 426numa="" 427tcmalloc="no" 428jemalloc="no" 429replication="yes" 430bochs="yes" 431cloop="yes" 432dmg="yes" 433qcow1="yes" 434vdi="yes" 435vvfat="yes" 436qed="yes" 437parallels="yes" 438sheepdog="no" 439libxml2="" 440debug_mutex="no" 441libpmem="" 442default_devices="yes" 443plugins="no" 444fuzzing="no" 445rng_none="no" 446secret_keyring="" 447libdaxctl="" 448meson="" 449ninja="" 450skip_meson=no 451gettext="" 452 453bogus_os="no" 454malloc_trim="auto" 455 456# parse CC options first 457for opt do 458 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 459 case "$opt" in 460 --cross-prefix=*) cross_prefix="$optarg" 461 ;; 462 --cc=*) CC="$optarg" 463 ;; 464 --cxx=*) CXX="$optarg" 465 ;; 466 --cpu=*) cpu="$optarg" 467 ;; 468 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg" 469 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg" 470 ;; 471 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg" 472 ;; 473 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg" 474 EXTRA_LDFLAGS="$optarg" 475 ;; 476 --enable-debug-info) debug_info="yes" 477 ;; 478 --disable-debug-info) debug_info="no" 479 ;; 480 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option" 481 ;; 482 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*} 483 eval "cross_cc_cflags_${cc_arch}=\$optarg" 484 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}" 485 ;; 486 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*} 487 cc_archs="$cc_archs $cc_arch" 488 eval "cross_cc_${cc_arch}=\$optarg" 489 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}" 490 ;; 491 esac 492done 493# OS specific 494# Using uname is really, really broken. Once we have the right set of checks 495# we can eliminate its usage altogether. 496 497# Preferred compiler: 498# ${CC} (if set) 499# ${cross_prefix}gcc (if cross-prefix specified) 500# system compiler 501if test -z "${CC}${cross_prefix}"; then 502 cc="$host_cc" 503else 504 cc="${CC-${cross_prefix}gcc}" 505fi 506 507if test -z "${CXX}${cross_prefix}"; then 508 cxx="c++" 509else 510 cxx="${CXX-${cross_prefix}g++}" 511fi 512 513ar="${AR-${cross_prefix}ar}" 514as="${AS-${cross_prefix}as}" 515ccas="${CCAS-$cc}" 516cpp="${CPP-$cc -E}" 517objcopy="${OBJCOPY-${cross_prefix}objcopy}" 518ld="${LD-${cross_prefix}ld}" 519ranlib="${RANLIB-${cross_prefix}ranlib}" 520nm="${NM-${cross_prefix}nm}" 521strip="${STRIP-${cross_prefix}strip}" 522windres="${WINDRES-${cross_prefix}windres}" 523pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}" 524query_pkg_config() { 525 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@" 526} 527pkg_config=query_pkg_config 528sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}" 529 530# If the user hasn't specified ARFLAGS, default to 'rv', just as make does. 531ARFLAGS="${ARFLAGS-rv}" 532 533# default flags for all hosts 534# We use -fwrapv to tell the compiler that we require a C dialect where 535# left shift of signed integers is well defined and has the expected 536# 2s-complement style results. (Both clang and gcc agree that it 537# provides these semantics.) 538QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS" 539QEMU_CFLAGS="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS" 540QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS" 541QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS" 542 543# Flags that are needed during configure but later taken care of by Meson 544CONFIGURE_CFLAGS="-std=gnu99 -Wall" 545CONFIGURE_LDFLAGS= 546 547 548check_define() { 549cat > $TMPC <<EOF 550#if !defined($1) 551#error $1 not defined 552#endif 553int main(void) { return 0; } 554EOF 555 compile_object 556} 557 558check_include() { 559cat > $TMPC <<EOF 560#include <$1> 561int main(void) { return 0; } 562EOF 563 compile_object 564} 565 566write_c_skeleton() { 567 cat > $TMPC <<EOF 568int main(void) { return 0; } 569EOF 570} 571 572write_c_fuzzer_skeleton() { 573 cat > $TMPC <<EOF 574#include <stdint.h> 575#include <sys/types.h> 576int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size); 577int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; } 578EOF 579} 580 581if check_define __linux__ ; then 582 targetos="Linux" 583elif check_define _WIN32 ; then 584 targetos='MINGW32' 585elif check_define __OpenBSD__ ; then 586 targetos='OpenBSD' 587elif check_define __sun__ ; then 588 targetos='SunOS' 589elif check_define __HAIKU__ ; then 590 targetos='Haiku' 591elif check_define __FreeBSD__ ; then 592 targetos='FreeBSD' 593elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then 594 targetos='GNU/kFreeBSD' 595elif check_define __DragonFly__ ; then 596 targetos='DragonFly' 597elif check_define __NetBSD__; then 598 targetos='NetBSD' 599elif check_define __APPLE__; then 600 targetos='Darwin' 601else 602 # This is a fatal error, but don't report it yet, because we 603 # might be going to just print the --help text, or it might 604 # be the result of a missing compiler. 605 targetos='bogus' 606 bogus_os='yes' 607fi 608 609# Some host OSes need non-standard checks for which CPU to use. 610# Note that these checks are broken for cross-compilation: if you're 611# cross-compiling to one of these OSes then you'll need to specify 612# the correct CPU with the --cpu option. 613case $targetos in 614Darwin) 615 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can 616 # run 64-bit userspace code. 617 # If the user didn't specify a CPU explicitly and the kernel says this is 618 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code. 619 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then 620 cpu="x86_64" 621 fi 622 HOST_DSOSUF=".dylib" 623 ;; 624SunOS) 625 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo 626 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then 627 cpu="x86_64" 628 fi 629esac 630 631if test ! -z "$cpu" ; then 632 # command line argument 633 : 634elif check_define __i386__ ; then 635 cpu="i386" 636elif check_define __x86_64__ ; then 637 if check_define __ILP32__ ; then 638 cpu="x32" 639 else 640 cpu="x86_64" 641 fi 642elif check_define __sparc__ ; then 643 if check_define __arch64__ ; then 644 cpu="sparc64" 645 else 646 cpu="sparc" 647 fi 648elif check_define _ARCH_PPC ; then 649 if check_define _ARCH_PPC64 ; then 650 if check_define _LITTLE_ENDIAN ; then 651 cpu="ppc64le" 652 else 653 cpu="ppc64" 654 fi 655 else 656 cpu="ppc" 657 fi 658elif check_define __mips__ ; then 659 cpu="mips" 660elif check_define __s390__ ; then 661 if check_define __s390x__ ; then 662 cpu="s390x" 663 else 664 cpu="s390" 665 fi 666elif check_define __riscv ; then 667 if check_define _LP64 ; then 668 cpu="riscv64" 669 else 670 cpu="riscv32" 671 fi 672elif check_define __arm__ ; then 673 cpu="arm" 674elif check_define __aarch64__ ; then 675 cpu="aarch64" 676else 677 cpu=$(uname -m) 678fi 679 680ARCH= 681# Normalise host CPU name and set ARCH. 682# Note that this case should only have supported host CPUs, not guests. 683case "$cpu" in 684 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64) 685 ;; 686 ppc64le) 687 ARCH="ppc64" 688 ;; 689 i386|i486|i586|i686|i86pc|BePC) 690 cpu="i386" 691 ;; 692 x86_64|amd64) 693 cpu="x86_64" 694 ;; 695 armv*b|armv*l|arm) 696 cpu="arm" 697 ;; 698 aarch64) 699 cpu="aarch64" 700 ;; 701 mips*) 702 cpu="mips" 703 ;; 704 sparc|sun4[cdmuv]) 705 cpu="sparc" 706 ;; 707 *) 708 # This will result in either an error or falling back to TCI later 709 ARCH=unknown 710 ;; 711esac 712if test -z "$ARCH"; then 713 ARCH="$cpu" 714fi 715 716# OS specific 717 718case $targetos in 719MINGW32*) 720 mingw32="yes" 721 audio_possible_drivers="dsound sdl" 722 if check_include dsound.h; then 723 audio_drv_list="dsound" 724 else 725 audio_drv_list="" 726 fi 727 supported_os="yes" 728 pie="no" 729;; 730GNU/kFreeBSD) 731 bsd="yes" 732 audio_drv_list="oss try-sdl" 733 audio_possible_drivers="oss sdl pa" 734;; 735FreeBSD) 736 bsd="yes" 737 make="${MAKE-gmake}" 738 audio_drv_list="oss try-sdl" 739 audio_possible_drivers="oss sdl pa" 740 # needed for kinfo_getvmmap(3) in libutil.h 741 netmap="" # enable netmap autodetect 742;; 743DragonFly) 744 bsd="yes" 745 make="${MAKE-gmake}" 746 audio_drv_list="oss try-sdl" 747 audio_possible_drivers="oss sdl pa" 748;; 749NetBSD) 750 bsd="yes" 751 make="${MAKE-gmake}" 752 audio_drv_list="oss try-sdl" 753 audio_possible_drivers="oss sdl" 754 oss_lib="-lossaudio" 755;; 756OpenBSD) 757 bsd="yes" 758 make="${MAKE-gmake}" 759 audio_drv_list="try-sdl" 760 audio_possible_drivers="sdl" 761;; 762Darwin) 763 bsd="yes" 764 darwin="yes" 765 if [ "$cpu" = "x86_64" ] ; then 766 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS" 767 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS" 768 fi 769 cocoa="enabled" 770 audio_drv_list="coreaudio try-sdl" 771 audio_possible_drivers="coreaudio sdl" 772 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS" 773 # Disable attempts to use ObjectiveC features in os/object.h since they 774 # won't work when we're compiling with gcc as a C compiler. 775 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS" 776;; 777SunOS) 778 solaris="yes" 779 make="${MAKE-gmake}" 780 smbd="${SMBD-/usr/sfw/sbin/smbd}" 781 if test -f /usr/include/sys/soundcard.h ; then 782 audio_drv_list="oss try-sdl" 783 fi 784 audio_possible_drivers="oss sdl" 785# needed for CMSG_ macros in sys/socket.h 786 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS" 787# needed for TIOCWIN* defines in termios.h 788 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS" 789;; 790Haiku) 791 haiku="yes" 792 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -DBSD_SOURCE $QEMU_CFLAGS" 793;; 794Linux) 795 audio_drv_list="try-pa oss" 796 audio_possible_drivers="oss alsa sdl pa" 797 linux="yes" 798 linux_user="yes" 799 vhost_user="yes" 800;; 801esac 802 803if [ "$bsd" = "yes" ] ; then 804 if [ "$darwin" != "yes" ] ; then 805 bsd_user="yes" 806 fi 807fi 808 809: ${make=${MAKE-make}} 810 811# We prefer python 3.x. A bare 'python' is traditionally 812# python 2.x, but some distros have it as python 3.x, so 813# we check that too 814python= 815explicit_python=no 816for binary in "${PYTHON-python3}" python 817do 818 if has "$binary" 819 then 820 python=$(command -v "$binary") 821 break 822 fi 823done 824 825 826# Check for ancillary tools used in testing 827genisoimage= 828for binary in genisoimage mkisofs 829do 830 if has $binary 831 then 832 genisoimage=$(command -v "$binary") 833 break 834 fi 835done 836 837: ${smbd=${SMBD-/usr/sbin/smbd}} 838 839# Default objcc to clang if available, otherwise use CC 840if has clang; then 841 objcc=clang 842else 843 objcc="$cc" 844fi 845 846if test "$mingw32" = "yes" ; then 847 EXESUF=".exe" 848 HOST_DSOSUF=".dll" 849 # MinGW needs -mthreads for TLS and macro _MT. 850 CONFIGURE_CFLAGS="-mthreads $CONFIGURE_CFLAGS" 851 write_c_skeleton; 852 prefix="/qemu" 853 qemu_suffix="" 854 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga" 855fi 856 857werror="" 858 859for opt do 860 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 861 case "$opt" in 862 --help|-h) show_help=yes 863 ;; 864 --version|-V) exec cat $source_path/VERSION 865 ;; 866 --prefix=*) prefix="$optarg" 867 ;; 868 --interp-prefix=*) interp_prefix="$optarg" 869 ;; 870 --cross-prefix=*) 871 ;; 872 --cc=*) 873 ;; 874 --host-cc=*) host_cc="$optarg" 875 ;; 876 --cxx=*) 877 ;; 878 --iasl=*) iasl="$optarg" 879 ;; 880 --objcc=*) objcc="$optarg" 881 ;; 882 --make=*) make="$optarg" 883 ;; 884 --install=*) 885 ;; 886 --python=*) python="$optarg" ; explicit_python=yes 887 ;; 888 --sphinx-build=*) sphinx_build="$optarg" 889 ;; 890 --skip-meson) skip_meson=yes 891 ;; 892 --meson=*) meson="$optarg" 893 ;; 894 --ninja=*) ninja="$optarg" 895 ;; 896 --smbd=*) smbd="$optarg" 897 ;; 898 --extra-cflags=*) 899 ;; 900 --extra-cxxflags=*) 901 ;; 902 --extra-ldflags=*) 903 ;; 904 --enable-debug-info) 905 ;; 906 --disable-debug-info) 907 ;; 908 --cross-cc-*) 909 ;; 910 --enable-modules) 911 modules="yes" 912 ;; 913 --disable-modules) 914 modules="no" 915 ;; 916 --disable-module-upgrades) module_upgrades="no" 917 ;; 918 --enable-module-upgrades) module_upgrades="yes" 919 ;; 920 --cpu=*) 921 ;; 922 --target-list=*) target_list="$optarg" 923 if test "$target_list_exclude"; then 924 error_exit "Can't mix --target-list with --target-list-exclude" 925 fi 926 ;; 927 --target-list-exclude=*) target_list_exclude="$optarg" 928 if test "$target_list"; then 929 error_exit "Can't mix --target-list-exclude with --target-list" 930 fi 931 ;; 932 --enable-trace-backends=*) trace_backends="$optarg" 933 ;; 934 # XXX: backwards compatibility 935 --enable-trace-backend=*) trace_backends="$optarg" 936 ;; 937 --with-trace-file=*) trace_file="$optarg" 938 ;; 939 --with-default-devices) default_devices="yes" 940 ;; 941 --without-default-devices) default_devices="no" 942 ;; 943 --enable-gprof) gprof="yes" 944 ;; 945 --enable-gcov) gcov="yes" 946 ;; 947 --static) 948 static="yes" 949 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS" 950 ;; 951 --mandir=*) mandir="$optarg" 952 ;; 953 --bindir=*) bindir="$optarg" 954 ;; 955 --libdir=*) libdir="$optarg" 956 ;; 957 --libexecdir=*) libexecdir="$optarg" 958 ;; 959 --includedir=*) includedir="$optarg" 960 ;; 961 --datadir=*) datadir="$optarg" 962 ;; 963 --with-suffix=*) qemu_suffix="$optarg" 964 ;; 965 --docdir=*) docdir="$optarg" 966 ;; 967 --localedir=*) localedir="$optarg" 968 ;; 969 --sysconfdir=*) sysconfdir="$optarg" 970 ;; 971 --localstatedir=*) local_statedir="$optarg" 972 ;; 973 --firmwarepath=*) firmwarepath="$optarg" 974 ;; 975 --host=*|--build=*|\ 976 --disable-dependency-tracking|\ 977 --sbindir=*|--sharedstatedir=*|\ 978 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 979 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 980 # These switches are silently ignored, for compatibility with 981 # autoconf-generated configure scripts. This allows QEMU's 982 # configure to be used by RPM and similar macros that set 983 # lots of directory switches by default. 984 ;; 985 --disable-sdl) sdl="disabled" 986 ;; 987 --enable-sdl) sdl="enabled" 988 ;; 989 --disable-sdl-image) sdl_image="disabled" 990 ;; 991 --enable-sdl-image) sdl_image="enabled" 992 ;; 993 --disable-qom-cast-debug) qom_cast_debug="no" 994 ;; 995 --enable-qom-cast-debug) qom_cast_debug="yes" 996 ;; 997 --disable-virtfs) virtfs="no" 998 ;; 999 --enable-virtfs) virtfs="yes" 1000 ;; 1001 --disable-libudev) libudev="disabled" 1002 ;; 1003 --enable-libudev) libudev="enabled" 1004 ;; 1005 --disable-virtiofsd) virtiofsd="disabled" 1006 ;; 1007 --enable-virtiofsd) virtiofsd="enabled" 1008 ;; 1009 --disable-mpath) mpath="disabled" 1010 ;; 1011 --enable-mpath) mpath="enabled" 1012 ;; 1013 --disable-vnc) vnc="disabled" 1014 ;; 1015 --enable-vnc) vnc="enabled" 1016 ;; 1017 --disable-gettext) gettext="false" 1018 ;; 1019 --enable-gettext) gettext="true" 1020 ;; 1021 --oss-lib=*) oss_lib="$optarg" 1022 ;; 1023 --audio-drv-list=*) audio_drv_list="$optarg" 1024 ;; 1025 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g') 1026 ;; 1027 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g') 1028 ;; 1029 --enable-debug-tcg) debug_tcg="yes" 1030 ;; 1031 --disable-debug-tcg) debug_tcg="no" 1032 ;; 1033 --enable-debug) 1034 # Enable debugging options that aren't excessively noisy 1035 debug_tcg="yes" 1036 debug_mutex="yes" 1037 debug="yes" 1038 strip_opt="no" 1039 fortify_source="no" 1040 ;; 1041 --enable-sanitizers) sanitizers="yes" 1042 ;; 1043 --disable-sanitizers) sanitizers="no" 1044 ;; 1045 --enable-tsan) tsan="yes" 1046 ;; 1047 --disable-tsan) tsan="no" 1048 ;; 1049 --enable-sparse) sparse="enabled" 1050 ;; 1051 --disable-sparse) sparse="disabled" 1052 ;; 1053 --disable-strip) strip_opt="no" 1054 ;; 1055 --disable-vnc-sasl) vnc_sasl="disabled" 1056 ;; 1057 --enable-vnc-sasl) vnc_sasl="enabled" 1058 ;; 1059 --disable-vnc-jpeg) vnc_jpeg="disabled" 1060 ;; 1061 --enable-vnc-jpeg) vnc_jpeg="enabled" 1062 ;; 1063 --disable-vnc-png) vnc_png="disabled" 1064 ;; 1065 --enable-vnc-png) vnc_png="enabled" 1066 ;; 1067 --disable-slirp) slirp="disabled" 1068 ;; 1069 --enable-slirp=git) slirp="internal" 1070 ;; 1071 --enable-slirp=system) slirp="system" 1072 ;; 1073 --disable-vde) vde="no" 1074 ;; 1075 --enable-vde) vde="yes" 1076 ;; 1077 --disable-netmap) netmap="no" 1078 ;; 1079 --enable-netmap) netmap="yes" 1080 ;; 1081 --disable-xen) xen="disabled" 1082 ;; 1083 --enable-xen) xen="enabled" 1084 ;; 1085 --disable-xen-pci-passthrough) xen_pci_passthrough="disabled" 1086 ;; 1087 --enable-xen-pci-passthrough) xen_pci_passthrough="enabled" 1088 ;; 1089 --disable-brlapi) brlapi="no" 1090 ;; 1091 --enable-brlapi) brlapi="yes" 1092 ;; 1093 --disable-kvm) kvm="disabled" 1094 ;; 1095 --enable-kvm) kvm="enabled" 1096 ;; 1097 --disable-hax) hax="disabled" 1098 ;; 1099 --enable-hax) hax="enabled" 1100 ;; 1101 --disable-hvf) hvf="disabled" 1102 ;; 1103 --enable-hvf) hvf="enabled" 1104 ;; 1105 --disable-whpx) whpx="disabled" 1106 ;; 1107 --enable-whpx) whpx="enabled" 1108 ;; 1109 --disable-tcg-interpreter) tcg_interpreter="no" 1110 ;; 1111 --enable-tcg-interpreter) tcg_interpreter="yes" 1112 ;; 1113 --disable-cap-ng) cap_ng="no" 1114 ;; 1115 --enable-cap-ng) cap_ng="yes" 1116 ;; 1117 --disable-tcg) tcg="disabled" 1118 ;; 1119 --enable-tcg) tcg="enabled" 1120 ;; 1121 --disable-malloc-trim) malloc_trim="disabled" 1122 ;; 1123 --enable-malloc-trim) malloc_trim="enabled" 1124 ;; 1125 --disable-spice) spice="no" 1126 ;; 1127 --enable-spice) spice="yes" 1128 ;; 1129 --disable-libiscsi) libiscsi="no" 1130 ;; 1131 --enable-libiscsi) libiscsi="yes" 1132 ;; 1133 --disable-libnfs) libnfs="no" 1134 ;; 1135 --enable-libnfs) libnfs="yes" 1136 ;; 1137 --enable-profiler) profiler="yes" 1138 ;; 1139 --disable-cocoa) cocoa="disabled" 1140 ;; 1141 --enable-cocoa) 1142 cocoa="enabled" ; 1143 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)" 1144 ;; 1145 --disable-system) softmmu="no" 1146 ;; 1147 --enable-system) softmmu="yes" 1148 ;; 1149 --disable-user) 1150 linux_user="no" ; 1151 bsd_user="no" ; 1152 ;; 1153 --enable-user) ;; 1154 --disable-linux-user) linux_user="no" 1155 ;; 1156 --enable-linux-user) linux_user="yes" 1157 ;; 1158 --disable-bsd-user) bsd_user="no" 1159 ;; 1160 --enable-bsd-user) bsd_user="yes" 1161 ;; 1162 --enable-pie) pie="yes" 1163 ;; 1164 --disable-pie) pie="no" 1165 ;; 1166 --enable-werror) werror="yes" 1167 ;; 1168 --disable-werror) werror="no" 1169 ;; 1170 --enable-stack-protector) stack_protector="yes" 1171 ;; 1172 --disable-stack-protector) stack_protector="no" 1173 ;; 1174 --enable-safe-stack) safe_stack="yes" 1175 ;; 1176 --disable-safe-stack) safe_stack="no" 1177 ;; 1178 --disable-curses) curses="disabled" 1179 ;; 1180 --enable-curses) curses="enabled" 1181 ;; 1182 --disable-iconv) iconv="disabled" 1183 ;; 1184 --enable-iconv) iconv="enabled" 1185 ;; 1186 --disable-curl) curl="no" 1187 ;; 1188 --enable-curl) curl="yes" 1189 ;; 1190 --disable-fdt) fdt="disabled" 1191 ;; 1192 --enable-fdt) fdt="enabled" 1193 ;; 1194 --enable-fdt=git) fdt="internal" 1195 ;; 1196 --enable-fdt=system) fdt="system" 1197 ;; 1198 --disable-linux-aio) linux_aio="no" 1199 ;; 1200 --enable-linux-aio) linux_aio="yes" 1201 ;; 1202 --disable-linux-io-uring) linux_io_uring="no" 1203 ;; 1204 --enable-linux-io-uring) linux_io_uring="yes" 1205 ;; 1206 --disable-attr) attr="no" 1207 ;; 1208 --enable-attr) attr="yes" 1209 ;; 1210 --disable-membarrier) membarrier="no" 1211 ;; 1212 --enable-membarrier) membarrier="yes" 1213 ;; 1214 --disable-blobs) blobs="false" 1215 ;; 1216 --with-pkgversion=*) pkgversion="$optarg" 1217 ;; 1218 --with-coroutine=*) coroutine="$optarg" 1219 ;; 1220 --disable-coroutine-pool) coroutine_pool="no" 1221 ;; 1222 --enable-coroutine-pool) coroutine_pool="yes" 1223 ;; 1224 --enable-debug-stack-usage) debug_stack_usage="yes" 1225 ;; 1226 --enable-crypto-afalg) crypto_afalg="yes" 1227 ;; 1228 --disable-crypto-afalg) crypto_afalg="no" 1229 ;; 1230 --disable-docs) docs="disabled" 1231 ;; 1232 --enable-docs) docs="enabled" 1233 ;; 1234 --disable-vhost-net) vhost_net="no" 1235 ;; 1236 --enable-vhost-net) vhost_net="yes" 1237 ;; 1238 --disable-vhost-crypto) vhost_crypto="no" 1239 ;; 1240 --enable-vhost-crypto) vhost_crypto="yes" 1241 ;; 1242 --disable-vhost-scsi) vhost_scsi="no" 1243 ;; 1244 --enable-vhost-scsi) vhost_scsi="yes" 1245 ;; 1246 --disable-vhost-vsock) vhost_vsock="no" 1247 ;; 1248 --enable-vhost-vsock) vhost_vsock="yes" 1249 ;; 1250 --disable-vhost-user-blk-server) vhost_user_blk_server="disabled" 1251 ;; 1252 --enable-vhost-user-blk-server) vhost_user_blk_server="enabled" 1253 ;; 1254 --disable-vhost-user-fs) vhost_user_fs="no" 1255 ;; 1256 --enable-vhost-user-fs) vhost_user_fs="yes" 1257 ;; 1258 --disable-opengl) opengl="no" 1259 ;; 1260 --enable-opengl) opengl="yes" 1261 ;; 1262 --disable-rbd) rbd="no" 1263 ;; 1264 --enable-rbd) rbd="yes" 1265 ;; 1266 --disable-xfsctl) xfs="no" 1267 ;; 1268 --enable-xfsctl) xfs="yes" 1269 ;; 1270 --disable-smartcard) smartcard="no" 1271 ;; 1272 --enable-smartcard) smartcard="yes" 1273 ;; 1274 --disable-u2f) u2f="disabled" 1275 ;; 1276 --enable-u2f) u2f="enabled" 1277 ;; 1278 --disable-libusb) libusb="no" 1279 ;; 1280 --enable-libusb) libusb="yes" 1281 ;; 1282 --disable-usb-redir) usb_redir="no" 1283 ;; 1284 --enable-usb-redir) usb_redir="yes" 1285 ;; 1286 --disable-zlib-test) 1287 ;; 1288 --disable-lzo) lzo="no" 1289 ;; 1290 --enable-lzo) lzo="yes" 1291 ;; 1292 --disable-snappy) snappy="no" 1293 ;; 1294 --enable-snappy) snappy="yes" 1295 ;; 1296 --disable-bzip2) bzip2="no" 1297 ;; 1298 --enable-bzip2) bzip2="yes" 1299 ;; 1300 --enable-lzfse) lzfse="yes" 1301 ;; 1302 --disable-lzfse) lzfse="no" 1303 ;; 1304 --disable-zstd) zstd="no" 1305 ;; 1306 --enable-zstd) zstd="yes" 1307 ;; 1308 --enable-guest-agent) guest_agent="yes" 1309 ;; 1310 --disable-guest-agent) guest_agent="no" 1311 ;; 1312 --enable-guest-agent-msi) guest_agent_msi="yes" 1313 ;; 1314 --disable-guest-agent-msi) guest_agent_msi="no" 1315 ;; 1316 --with-vss-sdk) vss_win32_sdk="" 1317 ;; 1318 --with-vss-sdk=*) vss_win32_sdk="$optarg" 1319 ;; 1320 --without-vss-sdk) vss_win32_sdk="no" 1321 ;; 1322 --with-win-sdk) win_sdk="" 1323 ;; 1324 --with-win-sdk=*) win_sdk="$optarg" 1325 ;; 1326 --without-win-sdk) win_sdk="no" 1327 ;; 1328 --enable-tools) want_tools="yes" 1329 ;; 1330 --disable-tools) want_tools="no" 1331 ;; 1332 --enable-seccomp) seccomp="yes" 1333 ;; 1334 --disable-seccomp) seccomp="no" 1335 ;; 1336 --disable-glusterfs) glusterfs="no" 1337 ;; 1338 --disable-avx2) avx2_opt="no" 1339 ;; 1340 --enable-avx2) avx2_opt="yes" 1341 ;; 1342 --disable-avx512f) avx512f_opt="no" 1343 ;; 1344 --enable-avx512f) avx512f_opt="yes" 1345 ;; 1346 1347 --enable-glusterfs) glusterfs="yes" 1348 ;; 1349 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane) 1350 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2 1351 ;; 1352 --enable-vhdx|--disable-vhdx) 1353 echo "$0: $opt is obsolete, VHDX driver is always built" >&2 1354 ;; 1355 --enable-uuid|--disable-uuid) 1356 echo "$0: $opt is obsolete, UUID support is always built" >&2 1357 ;; 1358 --disable-gtk) gtk="no" 1359 ;; 1360 --enable-gtk) gtk="yes" 1361 ;; 1362 --tls-priority=*) tls_priority="$optarg" 1363 ;; 1364 --disable-gnutls) gnutls="no" 1365 ;; 1366 --enable-gnutls) gnutls="yes" 1367 ;; 1368 --disable-nettle) nettle="no" 1369 ;; 1370 --enable-nettle) nettle="yes" 1371 ;; 1372 --disable-gcrypt) gcrypt="no" 1373 ;; 1374 --enable-gcrypt) gcrypt="yes" 1375 ;; 1376 --disable-auth-pam) auth_pam="no" 1377 ;; 1378 --enable-auth-pam) auth_pam="yes" 1379 ;; 1380 --enable-rdma) rdma="yes" 1381 ;; 1382 --disable-rdma) rdma="no" 1383 ;; 1384 --enable-pvrdma) pvrdma="yes" 1385 ;; 1386 --disable-pvrdma) pvrdma="no" 1387 ;; 1388 --disable-vte) vte="no" 1389 ;; 1390 --enable-vte) vte="yes" 1391 ;; 1392 --disable-virglrenderer) virglrenderer="no" 1393 ;; 1394 --enable-virglrenderer) virglrenderer="yes" 1395 ;; 1396 --disable-tpm) tpm="no" 1397 ;; 1398 --enable-tpm) tpm="yes" 1399 ;; 1400 --disable-libssh) libssh="no" 1401 ;; 1402 --enable-libssh) libssh="yes" 1403 ;; 1404 --disable-live-block-migration) live_block_migration="no" 1405 ;; 1406 --enable-live-block-migration) live_block_migration="yes" 1407 ;; 1408 --disable-numa) numa="no" 1409 ;; 1410 --enable-numa) numa="yes" 1411 ;; 1412 --disable-libxml2) libxml2="no" 1413 ;; 1414 --enable-libxml2) libxml2="yes" 1415 ;; 1416 --disable-tcmalloc) tcmalloc="no" 1417 ;; 1418 --enable-tcmalloc) tcmalloc="yes" 1419 ;; 1420 --disable-jemalloc) jemalloc="no" 1421 ;; 1422 --enable-jemalloc) jemalloc="yes" 1423 ;; 1424 --disable-replication) replication="no" 1425 ;; 1426 --enable-replication) replication="yes" 1427 ;; 1428 --disable-bochs) bochs="no" 1429 ;; 1430 --enable-bochs) bochs="yes" 1431 ;; 1432 --disable-cloop) cloop="no" 1433 ;; 1434 --enable-cloop) cloop="yes" 1435 ;; 1436 --disable-dmg) dmg="no" 1437 ;; 1438 --enable-dmg) dmg="yes" 1439 ;; 1440 --disable-qcow1) qcow1="no" 1441 ;; 1442 --enable-qcow1) qcow1="yes" 1443 ;; 1444 --disable-vdi) vdi="no" 1445 ;; 1446 --enable-vdi) vdi="yes" 1447 ;; 1448 --disable-vvfat) vvfat="no" 1449 ;; 1450 --enable-vvfat) vvfat="yes" 1451 ;; 1452 --disable-qed) qed="no" 1453 ;; 1454 --enable-qed) qed="yes" 1455 ;; 1456 --disable-parallels) parallels="no" 1457 ;; 1458 --enable-parallels) parallels="yes" 1459 ;; 1460 --disable-sheepdog) sheepdog="no" 1461 ;; 1462 --enable-sheepdog) sheepdog="yes" 1463 ;; 1464 --disable-vhost-user) vhost_user="no" 1465 ;; 1466 --enable-vhost-user) vhost_user="yes" 1467 ;; 1468 --disable-vhost-vdpa) vhost_vdpa="no" 1469 ;; 1470 --enable-vhost-vdpa) vhost_vdpa="yes" 1471 ;; 1472 --disable-vhost-kernel) vhost_kernel="no" 1473 ;; 1474 --enable-vhost-kernel) vhost_kernel="yes" 1475 ;; 1476 --disable-capstone) capstone="disabled" 1477 ;; 1478 --enable-capstone) capstone="enabled" 1479 ;; 1480 --enable-capstone=git) capstone="internal" 1481 ;; 1482 --enable-capstone=system) capstone="system" 1483 ;; 1484 --with-git=*) git="$optarg" 1485 ;; 1486 --enable-git-update) git_update=yes 1487 ;; 1488 --disable-git-update) git_update=no 1489 ;; 1490 --enable-debug-mutex) debug_mutex=yes 1491 ;; 1492 --disable-debug-mutex) debug_mutex=no 1493 ;; 1494 --enable-libpmem) libpmem=yes 1495 ;; 1496 --disable-libpmem) libpmem=no 1497 ;; 1498 --enable-xkbcommon) xkbcommon="enabled" 1499 ;; 1500 --disable-xkbcommon) xkbcommon="disabled" 1501 ;; 1502 --enable-plugins) plugins="yes" 1503 ;; 1504 --disable-plugins) plugins="no" 1505 ;; 1506 --enable-containers) use_containers="yes" 1507 ;; 1508 --disable-containers) use_containers="no" 1509 ;; 1510 --enable-fuzzing) fuzzing=yes 1511 ;; 1512 --disable-fuzzing) fuzzing=no 1513 ;; 1514 --gdb=*) gdb_bin="$optarg" 1515 ;; 1516 --enable-rng-none) rng_none=yes 1517 ;; 1518 --disable-rng-none) rng_none=no 1519 ;; 1520 --enable-keyring) secret_keyring="yes" 1521 ;; 1522 --disable-keyring) secret_keyring="no" 1523 ;; 1524 --enable-libdaxctl) libdaxctl=yes 1525 ;; 1526 --disable-libdaxctl) libdaxctl=no 1527 ;; 1528 *) 1529 echo "ERROR: unknown option $opt" 1530 echo "Try '$0 --help' for more information" 1531 exit 1 1532 ;; 1533 esac 1534done 1535 1536libdir="${libdir:-$prefix/lib}" 1537libexecdir="${libexecdir:-$prefix/libexec}" 1538includedir="${includedir:-$prefix/include}" 1539 1540if test "$mingw32" = "yes" ; then 1541 mandir="$prefix" 1542 datadir="$prefix" 1543 docdir="$prefix" 1544 bindir="$prefix" 1545 sysconfdir="$prefix" 1546 local_statedir="$prefix" 1547else 1548 mandir="${mandir:-$prefix/share/man}" 1549 datadir="${datadir:-$prefix/share}" 1550 docdir="${docdir:-$prefix/share/doc}" 1551 bindir="${bindir:-$prefix/bin}" 1552 sysconfdir="${sysconfdir:-$prefix/etc}" 1553 local_statedir="${local_statedir:-$prefix/var}" 1554fi 1555firmwarepath="${firmwarepath:-$datadir/qemu-firmware}" 1556localedir="${localedir:-$datadir/locale}" 1557 1558case "$cpu" in 1559 ppc) 1560 CPU_CFLAGS="-m32" 1561 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS" 1562 ;; 1563 ppc64) 1564 CPU_CFLAGS="-m64" 1565 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1566 ;; 1567 sparc) 1568 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" 1569 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS" 1570 ;; 1571 sparc64) 1572 CPU_CFLAGS="-m64 -mcpu=ultrasparc" 1573 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1574 ;; 1575 s390) 1576 CPU_CFLAGS="-m31" 1577 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS" 1578 ;; 1579 s390x) 1580 CPU_CFLAGS="-m64" 1581 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1582 ;; 1583 i386) 1584 CPU_CFLAGS="-m32" 1585 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS" 1586 ;; 1587 x86_64) 1588 # ??? Only extremely old AMD cpus do not have cmpxchg16b. 1589 # If we truly care, we should simply detect this case at 1590 # runtime and generate the fallback to serial emulation. 1591 CPU_CFLAGS="-m64 -mcx16" 1592 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1593 ;; 1594 x32) 1595 CPU_CFLAGS="-mx32" 1596 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS" 1597 ;; 1598 # No special flags required for other host CPUs 1599esac 1600 1601eval "cross_cc_${cpu}=\$host_cc" 1602cross_cc_vars="$cross_cc_vars cross_cc_${cpu}" 1603QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS" 1604 1605# For user-mode emulation the host arch has to be one we explicitly 1606# support, even if we're using TCI. 1607if [ "$ARCH" = "unknown" ]; then 1608 bsd_user="no" 1609 linux_user="no" 1610fi 1611 1612default_target_list="" 1613deprecated_targets_list=ppc64abi32-linux-user,tilegx-linux-user,lm32-softmmu,unicore32-softmmu 1614deprecated_features="" 1615mak_wilds="" 1616 1617if [ "$softmmu" = "yes" ]; then 1618 mak_wilds="${mak_wilds} $source_path/default-configs/targets/*-softmmu.mak" 1619fi 1620if [ "$linux_user" = "yes" ]; then 1621 mak_wilds="${mak_wilds} $source_path/default-configs/targets/*-linux-user.mak" 1622fi 1623if [ "$bsd_user" = "yes" ]; then 1624 mak_wilds="${mak_wilds} $source_path/default-configs/targets/*-bsd-user.mak" 1625fi 1626 1627# If the user doesn't explicitly specify a deprecated target we will 1628# skip it. 1629if test -z "$target_list"; then 1630 if test -z "$target_list_exclude"; then 1631 target_list_exclude="$deprecated_targets_list" 1632 else 1633 target_list_exclude="$target_list_exclude,$deprecated_targets_list" 1634 fi 1635fi 1636 1637for config in $mak_wilds; do 1638 target="$(basename "$config" .mak)" 1639 if echo "$target_list_exclude" | grep -vq "$target"; then 1640 default_target_list="${default_target_list} $target" 1641 fi 1642done 1643 1644# Enumerate public trace backends for --help output 1645trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/')) 1646 1647if test x"$show_help" = x"yes" ; then 1648cat << EOF 1649 1650Usage: configure [options] 1651Options: [defaults in brackets after descriptions] 1652 1653Standard options: 1654 --help print this message 1655 --prefix=PREFIX install in PREFIX [$prefix] 1656 --interp-prefix=PREFIX where to find shared libraries, etc. 1657 use %M for cpu name [$interp_prefix] 1658 --target-list=LIST set target list (default: build all non-deprecated) 1659$(echo Available targets: $default_target_list | \ 1660 fold -s -w 53 | sed -e 's/^/ /') 1661$(echo Deprecated targets: $deprecated_targets_list | \ 1662 fold -s -w 53 | sed -e 's/^/ /') 1663 --target-list-exclude=LIST exclude a set of targets from the default target-list 1664 1665Advanced options (experts only): 1666 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix] 1667 --cc=CC use C compiler CC [$cc] 1668 --iasl=IASL use ACPI compiler IASL [$iasl] 1669 --host-cc=CC use C compiler CC [$host_cc] for code run at 1670 build time 1671 --cxx=CXX use C++ compiler CXX [$cxx] 1672 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 1673 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS 1674 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS 1675 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 1676 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 1677 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests 1678 --make=MAKE use specified make [$make] 1679 --python=PYTHON use specified python [$python] 1680 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build] 1681 --meson=MESON use specified meson [$meson] 1682 --ninja=NINJA use specified ninja [$ninja] 1683 --smbd=SMBD use specified smbd [$smbd] 1684 --with-git=GIT use specified git [$git] 1685 --static enable static build [$static] 1686 --mandir=PATH install man pages in PATH 1687 --datadir=PATH install firmware in PATH/$qemu_suffix 1688 --localedir=PATH install translation in PATH/$qemu_suffix 1689 --docdir=PATH install documentation in PATH/$qemu_suffix 1690 --bindir=PATH install binaries in PATH 1691 --libdir=PATH install libraries in PATH 1692 --libexecdir=PATH install helper binaries in PATH 1693 --sysconfdir=PATH install config in PATH/$qemu_suffix 1694 --localstatedir=PATH install local state in PATH (set at runtime on win32) 1695 --firmwarepath=PATH search PATH for firmware files 1696 --efi-aarch64=PATH PATH of efi file to use for aarch64 VMs. 1697 --with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix] 1698 --with-pkgversion=VERS use specified string as sub-version of the package 1699 --enable-debug enable common debug build options 1700 --enable-sanitizers enable default sanitizers 1701 --enable-tsan enable thread sanitizer 1702 --disable-strip disable stripping binaries 1703 --disable-werror disable compilation abort on warning 1704 --disable-stack-protector disable compiler-provided stack protection 1705 --audio-drv-list=LIST set audio drivers list: 1706 Available drivers: $audio_possible_drivers 1707 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L 1708 --block-drv-rw-whitelist=L 1709 set block driver read-write whitelist 1710 (affects only QEMU, not qemu-img) 1711 --block-drv-ro-whitelist=L 1712 set block driver read-only whitelist 1713 (affects only QEMU, not qemu-img) 1714 --enable-trace-backends=B Set trace backend 1715 Available backends: $trace_backend_list 1716 --with-trace-file=NAME Full PATH,NAME of file to store traces 1717 Default:trace-<pid> 1718 --disable-slirp disable SLIRP userspace network connectivity 1719 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI) 1720 --enable-malloc-trim enable libc malloc_trim() for memory optimization 1721 --oss-lib path to OSS library 1722 --cpu=CPU Build for host CPU [$cpu] 1723 --with-coroutine=BACKEND coroutine backend. Supported options: 1724 ucontext, sigaltstack, windows 1725 --enable-gcov enable test coverage analysis with gcov 1726 --disable-blobs disable installing provided firmware blobs 1727 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent 1728 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb) 1729 --tls-priority default TLS protocol/cipher priority string 1730 --enable-gprof QEMU profiling with gprof 1731 --enable-profiler profiler support 1732 --enable-debug-stack-usage 1733 track the maximum stack usage of stacks created by qemu_alloc_stack 1734 --enable-plugins 1735 enable plugins via shared library loading 1736 --disable-containers don't use containers for cross-building 1737 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 1738 1739Optional features, enabled with --enable-FEATURE and 1740disabled with --disable-FEATURE, default is enabled if available: 1741 1742 system all system emulation targets 1743 user supported user emulation targets 1744 linux-user all linux usermode emulation targets 1745 bsd-user all BSD usermode emulation targets 1746 docs build documentation 1747 guest-agent build the QEMU Guest Agent 1748 guest-agent-msi build guest agent Windows MSI installation package 1749 pie Position Independent Executables 1750 modules modules support (non-Windows) 1751 module-upgrades try to load modules from alternate paths for upgrades 1752 debug-tcg TCG debugging (default is disabled) 1753 debug-info debugging information 1754 sparse sparse checker 1755 safe-stack SafeStack Stack Smash Protection. Depends on 1756 clang/llvm >= 3.7 and requires coroutine backend ucontext. 1757 1758 gnutls GNUTLS cryptography support 1759 nettle nettle cryptography support 1760 gcrypt libgcrypt cryptography support 1761 auth-pam PAM access control 1762 sdl SDL UI 1763 sdl-image SDL Image support for icons 1764 gtk gtk UI 1765 vte vte support for the gtk UI 1766 curses curses UI 1767 iconv font glyph conversion support 1768 vnc VNC UI support 1769 vnc-sasl SASL encryption for VNC server 1770 vnc-jpeg JPEG lossy compression for VNC server 1771 vnc-png PNG compression for VNC server 1772 cocoa Cocoa UI (Mac OS X only) 1773 virtfs VirtFS 1774 virtiofsd build virtiofs daemon (virtiofsd) 1775 libudev Use libudev to enumerate host devices 1776 mpath Multipath persistent reservation passthrough 1777 xen xen backend driver support 1778 xen-pci-passthrough PCI passthrough support for Xen 1779 brlapi BrlAPI (Braile) 1780 curl curl connectivity 1781 membarrier membarrier system call (for Linux 4.14+ or Windows) 1782 fdt fdt device tree 1783 kvm KVM acceleration support 1784 hax HAX acceleration support 1785 hvf Hypervisor.framework acceleration support 1786 whpx Windows Hypervisor Platform acceleration support 1787 rdma Enable RDMA-based migration 1788 pvrdma Enable PVRDMA support 1789 vde support for vde network 1790 netmap support for netmap network 1791 linux-aio Linux AIO support 1792 linux-io-uring Linux io_uring support 1793 cap-ng libcap-ng support 1794 attr attr and xattr support 1795 vhost-net vhost-net kernel acceleration support 1796 vhost-vsock virtio sockets device support 1797 vhost-scsi vhost-scsi kernel target support 1798 vhost-crypto vhost-user-crypto backend support 1799 vhost-kernel vhost kernel backend support 1800 vhost-user vhost-user backend support 1801 vhost-user-blk-server vhost-user-blk server support 1802 vhost-vdpa vhost-vdpa kernel backend support 1803 spice spice 1804 rbd rados block device (rbd) 1805 libiscsi iscsi support 1806 libnfs nfs support 1807 smartcard smartcard support (libcacard) 1808 u2f U2F support (u2f-emu) 1809 libusb libusb (for usb passthrough) 1810 live-block-migration Block migration in the main migration stream 1811 usb-redir usb network redirection support 1812 lzo support of lzo compression library 1813 snappy support of snappy compression library 1814 bzip2 support of bzip2 compression library 1815 (for reading bzip2-compressed dmg images) 1816 lzfse support of lzfse compression library 1817 (for reading lzfse-compressed dmg images) 1818 zstd support for zstd compression library 1819 (for migration compression and qcow2 cluster compression) 1820 seccomp seccomp support 1821 coroutine-pool coroutine freelist (better performance) 1822 glusterfs GlusterFS backend 1823 tpm TPM support 1824 libssh ssh block device support 1825 numa libnuma support 1826 libxml2 for Parallels image format 1827 tcmalloc tcmalloc support 1828 jemalloc jemalloc support 1829 avx2 AVX2 optimization support 1830 avx512f AVX512F optimization support 1831 replication replication support 1832 opengl opengl support 1833 virglrenderer virgl rendering support 1834 xfsctl xfsctl support 1835 qom-cast-debug cast debugging support 1836 tools build qemu-io, qemu-nbd and qemu-img tools 1837 bochs bochs image format support 1838 cloop cloop image format support 1839 dmg dmg image format support 1840 qcow1 qcow v1 image format support 1841 vdi vdi image format support 1842 vvfat vvfat image format support 1843 qed qed image format support 1844 parallels parallels image format support 1845 sheepdog sheepdog block driver support (deprecated) 1846 crypto-afalg Linux AF_ALG crypto backend driver 1847 capstone capstone disassembler support 1848 debug-mutex mutex debugging support 1849 libpmem libpmem support 1850 xkbcommon xkbcommon support 1851 rng-none dummy RNG, avoid using /dev/(u)random and getrandom() 1852 libdaxctl libdaxctl support 1853 1854NOTE: The object files are built at the place where configure is launched 1855EOF 1856exit 0 1857fi 1858 1859# Remove old dependency files to make sure that they get properly regenerated 1860rm -f */config-devices.mak.d 1861 1862if test -z "$python" 1863then 1864 error_exit "Python not found. Use --python=/path/to/python" 1865fi 1866 1867# Note that if the Python conditional here evaluates True we will exit 1868# with status 1 which is a shell 'false' value. 1869if ! $python -c 'import sys; sys.exit(sys.version_info < (3,6))'; then 1870 error_exit "Cannot use '$python', Python >= 3.6 is required." \ 1871 "Use --python=/path/to/python to specify a supported Python." 1872fi 1873 1874# Preserve python version since some functionality is dependent on it 1875python_version=$($python -c 'import sys; print("%d.%d.%d" % (sys.version_info[0], sys.version_info[1], sys.version_info[2]))' 2>/dev/null) 1876 1877# Suppress writing compiled files 1878python="$python -B" 1879 1880if test -z "$meson"; then 1881 if test "$explicit_python" = no && has meson && version_ge "$(meson --version)" 0.55.3; then 1882 meson=meson 1883 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then 1884 meson=git 1885 elif test -e "${source_path}/meson/meson.py" ; then 1886 meson=internal 1887 else 1888 if test "$explicit_python" = yes; then 1889 error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found." 1890 else 1891 error_exit "Meson not found. Use --meson=/path/to/meson" 1892 fi 1893 fi 1894else 1895 # Meson uses its own Python interpreter to invoke other Python scripts, 1896 # but the user wants to use the one they specified with --python. 1897 # 1898 # We do not want to override the distro Python interpreter (and sometimes 1899 # cannot: for example in Homebrew /usr/bin/meson is a bash script), so 1900 # just require --meson=git|internal together with --python. 1901 if test "$explicit_python" = yes; then 1902 case "$meson" in 1903 git | internal) ;; 1904 *) error_exit "--python requires using QEMU's embedded Meson distribution." ;; 1905 esac 1906 fi 1907fi 1908 1909if test "$meson" = git; then 1910 git_submodules="${git_submodules} meson" 1911fi 1912 1913case "$meson" in 1914 git | internal) 1915 if ! $python -c 'import pkg_resources' > /dev/null 2>&1; then 1916 error_exit "Python setuptools not found" 1917 fi 1918 meson="$python ${source_path}/meson/meson.py" 1919 ;; 1920 *) meson=$(command -v "$meson") ;; 1921esac 1922 1923# Probe for ninja 1924 1925if test -z "$ninja"; then 1926 for c in ninja ninja-build samu; do 1927 if has $c; then 1928 ninja=$(command -v "$c") 1929 break 1930 fi 1931 done 1932 if test -z "$ninja"; then 1933 error_exit "Cannot find Ninja" 1934 fi 1935fi 1936 1937# Check that the C compiler works. Doing this here before testing 1938# the host CPU ensures that we had a valid CC to autodetect the 1939# $cpu var (and we should bail right here if that's not the case). 1940# It also allows the help message to be printed without a CC. 1941write_c_skeleton; 1942if compile_object ; then 1943 : C compiler works ok 1944else 1945 error_exit "\"$cc\" either does not exist or does not work" 1946fi 1947if ! compile_prog ; then 1948 error_exit "\"$cc\" cannot build an executable (is your linker broken?)" 1949fi 1950 1951# Consult white-list to determine whether to enable werror 1952# by default. Only enable by default for git builds 1953if test -z "$werror" ; then 1954 if test -e "$source_path/.git" && \ 1955 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then 1956 werror="yes" 1957 else 1958 werror="no" 1959 fi 1960fi 1961 1962if test "$bogus_os" = "yes"; then 1963 # Now that we know that we're not printing the help and that 1964 # the compiler works (so the results of the check_defines we used 1965 # to identify the OS are reliable), if we didn't recognize the 1966 # host OS we should stop now. 1967 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 1968fi 1969 1970# Check whether the compiler matches our minimum requirements: 1971cat > $TMPC << EOF 1972#if defined(__clang_major__) && defined(__clang_minor__) 1973# ifdef __apple_build_version__ 1974# if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1) 1975# error You need at least XCode Clang v5.1 to compile QEMU 1976# endif 1977# else 1978# if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4) 1979# error You need at least Clang v3.4 to compile QEMU 1980# endif 1981# endif 1982#elif defined(__GNUC__) && defined(__GNUC_MINOR__) 1983# if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8) 1984# error You need at least GCC v4.8 to compile QEMU 1985# endif 1986#else 1987# error You either need GCC or Clang to compiler QEMU 1988#endif 1989int main (void) { return 0; } 1990EOF 1991if ! compile_prog "" "" ; then 1992 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)" 1993fi 1994 1995# Accumulate -Wfoo and -Wno-bar separately. 1996# We will list all of the enable flags first, and the disable flags second. 1997# Note that we do not add -Werror, because that would enable it for all 1998# configure tests. If a configure test failed due to -Werror this would 1999# just silently disable some features, so it's too error prone. 2000 2001warn_flags= 2002add_to warn_flags -Wold-style-declaration 2003add_to warn_flags -Wold-style-definition 2004add_to warn_flags -Wtype-limits 2005add_to warn_flags -Wformat-security 2006add_to warn_flags -Wformat-y2k 2007add_to warn_flags -Winit-self 2008add_to warn_flags -Wignored-qualifiers 2009add_to warn_flags -Wempty-body 2010add_to warn_flags -Wnested-externs 2011add_to warn_flags -Wendif-labels 2012add_to warn_flags -Wexpansion-to-defined 2013 2014nowarn_flags= 2015add_to nowarn_flags -Wno-initializer-overrides 2016add_to nowarn_flags -Wno-missing-include-dirs 2017add_to nowarn_flags -Wno-shift-negative-value 2018add_to nowarn_flags -Wno-string-plus-int 2019add_to nowarn_flags -Wno-typedef-redefinition 2020add_to nowarn_flags -Wno-tautological-type-limit-compare 2021add_to nowarn_flags -Wno-psabi 2022 2023gcc_flags="$warn_flags $nowarn_flags" 2024 2025cc_has_warning_flag() { 2026 write_c_skeleton; 2027 2028 # Use the positive sense of the flag when testing for -Wno-wombat 2029 # support (gcc will happily accept the -Wno- form of unknown 2030 # warning options). 2031 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')" 2032 compile_prog "-Werror $optflag" "" 2033} 2034 2035for flag in $gcc_flags; do 2036 if cc_has_warning_flag $flag ; then 2037 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 2038 fi 2039done 2040 2041if test "$stack_protector" != "no"; then 2042 cat > $TMPC << EOF 2043int main(int argc, char *argv[]) 2044{ 2045 char arr[64], *p = arr, *c = argv[0]; 2046 while (*c) { 2047 *p++ = *c++; 2048 } 2049 return 0; 2050} 2051EOF 2052 gcc_flags="-fstack-protector-strong -fstack-protector-all" 2053 sp_on=0 2054 for flag in $gcc_flags; do 2055 # We need to check both a compile and a link, since some compiler 2056 # setups fail only on a .c->.o compile and some only at link time 2057 if compile_object "-Werror $flag" && 2058 compile_prog "-Werror $flag" ""; then 2059 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 2060 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 2061 sp_on=1 2062 break 2063 fi 2064 done 2065 if test "$stack_protector" = yes; then 2066 if test $sp_on = 0; then 2067 error_exit "Stack protector not supported" 2068 fi 2069 fi 2070fi 2071 2072# Disable -Wmissing-braces on older compilers that warn even for 2073# the "universal" C zero initializer {0}. 2074cat > $TMPC << EOF 2075struct { 2076 int a[2]; 2077} x = {0}; 2078EOF 2079if compile_object "-Werror" "" ; then 2080 : 2081else 2082 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces" 2083fi 2084 2085# Our module code doesn't support Windows 2086if test "$modules" = "yes" && test "$mingw32" = "yes" ; then 2087 error_exit "Modules are not available for Windows" 2088fi 2089 2090# module_upgrades is only reasonable if modules are enabled 2091if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then 2092 error_exit "Can't enable module-upgrades as Modules are not enabled" 2093fi 2094 2095# Static linking is not possible with modules or PIE 2096if test "$static" = "yes" ; then 2097 if test "$modules" = "yes" ; then 2098 error_exit "static and modules are mutually incompatible" 2099 fi 2100fi 2101 2102# Unconditional check for compiler __thread support 2103 cat > $TMPC << EOF 2104static __thread int tls_var; 2105int main(void) { return tls_var; } 2106EOF 2107 2108if ! compile_prog "-Werror" "" ; then 2109 error_exit "Your compiler does not support the __thread specifier for " \ 2110 "Thread-Local Storage (TLS). Please upgrade to a version that does." 2111fi 2112 2113cat > $TMPC << EOF 2114 2115#ifdef __linux__ 2116# define THREAD __thread 2117#else 2118# define THREAD 2119#endif 2120static THREAD int tls_var; 2121int main(void) { return tls_var; } 2122EOF 2123 2124# Check we support --no-pie first; we will need this for building ROMs. 2125if compile_prog "-Werror -fno-pie" "-no-pie"; then 2126 CFLAGS_NOPIE="-fno-pie" 2127 LDFLAGS_NOPIE="-no-pie" 2128fi 2129 2130if test "$static" = "yes"; then 2131 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then 2132 CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS" 2133 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS" 2134 pie="yes" 2135 elif test "$pie" = "yes"; then 2136 error_exit "-static-pie not available due to missing toolchain support" 2137 else 2138 QEMU_LDFLAGS="-static $QEMU_LDFLAGS" 2139 pie="no" 2140 fi 2141elif test "$pie" = "no"; then 2142 CONFIGURE_CFLAGS="$CFLAGS_NOPIE $CONFIGURE_CFLAGS" 2143 CONFIGURE_LDFLAGS="$LDFLAGS_NOPIE $CONFIGURE_LDFLAGS" 2144elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then 2145 CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS" 2146 CONFIGURE_LDFLAGS="-pie $CONFIGURE_LDFLAGS" 2147 pie="yes" 2148elif test "$pie" = "yes"; then 2149 error_exit "PIE not available due to missing toolchain support" 2150else 2151 echo "Disabling PIE due to missing toolchain support" 2152 pie="no" 2153fi 2154 2155# Detect support for PT_GNU_RELRO + DT_BIND_NOW. 2156# The combination is known as "full relro", because .got.plt is read-only too. 2157if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then 2158 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS" 2159fi 2160 2161########################################## 2162# __sync_fetch_and_and requires at least -march=i486. Many toolchains 2163# use i686 as default anyway, but for those that don't, an explicit 2164# specification is necessary 2165 2166if test "$cpu" = "i386"; then 2167 cat > $TMPC << EOF 2168static int sfaa(int *ptr) 2169{ 2170 return __sync_fetch_and_and(ptr, 0); 2171} 2172 2173int main(void) 2174{ 2175 int val = 42; 2176 val = __sync_val_compare_and_swap(&val, 0, 1); 2177 sfaa(&val); 2178 return val; 2179} 2180EOF 2181 if ! compile_prog "" "" ; then 2182 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS" 2183 fi 2184fi 2185 2186######################################### 2187# Solaris specific configure tool chain decisions 2188 2189if test "$solaris" = "yes" ; then 2190 if has ar; then 2191 : 2192 else 2193 if test -f /usr/ccs/bin/ar ; then 2194 error_exit "No path includes ar" \ 2195 "Add /usr/ccs/bin to your path and rerun configure" 2196 fi 2197 error_exit "No path includes ar" 2198 fi 2199fi 2200 2201if test -z "${target_list+xxx}" ; then 2202 default_targets=yes 2203 for target in $default_target_list; do 2204 target_list="$target_list $target" 2205 done 2206 target_list="${target_list# }" 2207else 2208 default_targets=no 2209 target_list=$(echo "$target_list" | sed -e 's/,/ /g') 2210 for target in $target_list; do 2211 # Check that we recognised the target name; this allows a more 2212 # friendly error message than if we let it fall through. 2213 case " $default_target_list " in 2214 *" $target "*) 2215 ;; 2216 *) 2217 error_exit "Unknown target name '$target'" 2218 ;; 2219 esac 2220 done 2221fi 2222 2223for target in $target_list; do 2224 # if a deprecated target is enabled we note it here 2225 if echo "$deprecated_targets_list" | grep -q "$target"; then 2226 add_to deprecated_features $target 2227 fi 2228done 2229 2230# see if system emulation was really requested 2231case " $target_list " in 2232 *"-softmmu "*) softmmu=yes 2233 ;; 2234 *) softmmu=no 2235 ;; 2236esac 2237 2238feature_not_found() { 2239 feature=$1 2240 remedy=$2 2241 2242 error_exit "User requested feature $feature" \ 2243 "configure was not able to find it." \ 2244 "$remedy" 2245} 2246 2247# --- 2248# big/little endian test 2249cat > $TMPC << EOF 2250short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, }; 2251short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, }; 2252extern int foo(short *, short *); 2253int main(int argc, char *argv[]) { 2254 return foo(big_endian, little_endian); 2255} 2256EOF 2257 2258if compile_object ; then 2259 if strings -a $TMPO | grep -q BiGeNdIaN ; then 2260 bigendian="yes" 2261 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then 2262 bigendian="no" 2263 else 2264 echo big/little test failed 2265 fi 2266else 2267 echo big/little test failed 2268fi 2269 2270########################################## 2271# system tools 2272if test -z "$want_tools"; then 2273 if test "$softmmu" = "no"; then 2274 want_tools=no 2275 else 2276 want_tools=yes 2277 fi 2278fi 2279 2280########################################## 2281# cocoa implies not SDL or GTK 2282# (the cocoa UI code currently assumes it is always the active UI 2283# and doesn't interact well with other UI frontend code) 2284if test "$cocoa" = "enabled"; then 2285 if test "$sdl" = "enabled"; then 2286 error_exit "Cocoa and SDL UIs cannot both be enabled at once" 2287 fi 2288 if test "$gtk" = "yes"; then 2289 error_exit "Cocoa and GTK UIs cannot both be enabled at once" 2290 fi 2291 gtk=no 2292 sdl=disabled 2293fi 2294 2295# Some versions of Mac OS X incorrectly define SIZE_MAX 2296cat > $TMPC << EOF 2297#include <stdint.h> 2298#include <stdio.h> 2299int main(int argc, char *argv[]) { 2300 return printf("%zu", SIZE_MAX); 2301} 2302EOF 2303have_broken_size_max=no 2304if ! compile_object -Werror ; then 2305 have_broken_size_max=yes 2306fi 2307 2308########################################## 2309# L2TPV3 probe 2310 2311cat > $TMPC <<EOF 2312#include <sys/socket.h> 2313#include <linux/ip.h> 2314int main(void) { return sizeof(struct mmsghdr); } 2315EOF 2316if compile_prog "" "" ; then 2317 l2tpv3=yes 2318else 2319 l2tpv3=no 2320fi 2321 2322if check_include "pty.h" ; then 2323 pty_h=yes 2324else 2325 pty_h=no 2326fi 2327 2328cat > $TMPC <<EOF 2329#include <sys/mman.h> 2330int main(int argc, char *argv[]) { 2331 return mlockall(MCL_FUTURE); 2332} 2333EOF 2334if compile_prog "" "" ; then 2335 have_mlockall=yes 2336else 2337 have_mlockall=no 2338fi 2339 2340######################################### 2341# vhost interdependencies and host support 2342 2343# vhost backends 2344if test "$vhost_user" = "yes" && test "$linux" != "yes"; then 2345 error_exit "vhost-user is only available on Linux" 2346fi 2347test "$vhost_vdpa" = "" && vhost_vdpa=$linux 2348if test "$vhost_vdpa" = "yes" && test "$linux" != "yes"; then 2349 error_exit "vhost-vdpa is only available on Linux" 2350fi 2351test "$vhost_kernel" = "" && vhost_kernel=$linux 2352if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then 2353 error_exit "vhost-kernel is only available on Linux" 2354fi 2355 2356# vhost-kernel devices 2357test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel 2358if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then 2359 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel" 2360fi 2361test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel 2362if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then 2363 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel" 2364fi 2365 2366# vhost-user backends 2367test "$vhost_net_user" = "" && vhost_net_user=$vhost_user 2368if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then 2369 error_exit "--enable-vhost-net-user requires --enable-vhost-user" 2370fi 2371test "$vhost_crypto" = "" && vhost_crypto=$vhost_user 2372if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then 2373 error_exit "--enable-vhost-crypto requires --enable-vhost-user" 2374fi 2375test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user 2376if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then 2377 error_exit "--enable-vhost-user-fs requires --enable-vhost-user" 2378fi 2379#vhost-vdpa backends 2380test "$vhost_net_vdpa" = "" && vhost_net_vdpa=$vhost_vdpa 2381if test "$vhost_net_vdpa" = "yes" && test "$vhost_vdpa" = "no"; then 2382 error_exit "--enable-vhost-net-vdpa requires --enable-vhost-vdpa" 2383fi 2384 2385# OR the vhost-kernel, vhost-vdpa and vhost-user values for simplicity 2386if test "$vhost_net" = ""; then 2387 test "$vhost_net_user" = "yes" && vhost_net=yes 2388 test "$vhost_net_vdpa" = "yes" && vhost_net=yes 2389 test "$vhost_kernel" = "yes" && vhost_net=yes 2390fi 2391 2392########################################## 2393# pkg-config probe 2394 2395if ! has "$pkg_config_exe"; then 2396 error_exit "pkg-config binary '$pkg_config_exe' not found" 2397fi 2398 2399########################################## 2400# NPTL probe 2401 2402if test "$linux_user" = "yes"; then 2403 cat > $TMPC <<EOF 2404#include <sched.h> 2405#include <linux/futex.h> 2406int main(void) { 2407#if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT) 2408#error bork 2409#endif 2410 return 0; 2411} 2412EOF 2413 if ! compile_object ; then 2414 feature_not_found "nptl" "Install glibc and linux kernel headers." 2415 fi 2416fi 2417 2418########################################## 2419# lzo check 2420 2421if test "$lzo" != "no" ; then 2422 cat > $TMPC << EOF 2423#include <lzo/lzo1x.h> 2424int main(void) { lzo_version(); return 0; } 2425EOF 2426 if compile_prog "" "-llzo2" ; then 2427 lzo_libs="-llzo2" 2428 lzo="yes" 2429 else 2430 if test "$lzo" = "yes"; then 2431 feature_not_found "liblzo2" "Install liblzo2 devel" 2432 fi 2433 lzo="no" 2434 fi 2435fi 2436 2437########################################## 2438# snappy check 2439 2440if test "$snappy" != "no" ; then 2441 cat > $TMPC << EOF 2442#include <snappy-c.h> 2443int main(void) { snappy_max_compressed_length(4096); return 0; } 2444EOF 2445 if compile_prog "" "-lsnappy" ; then 2446 snappy_libs='-lsnappy' 2447 snappy="yes" 2448 else 2449 if test "$snappy" = "yes"; then 2450 feature_not_found "libsnappy" "Install libsnappy devel" 2451 fi 2452 snappy="no" 2453 fi 2454fi 2455 2456########################################## 2457# bzip2 check 2458 2459if test "$bzip2" != "no" ; then 2460 cat > $TMPC << EOF 2461#include <bzlib.h> 2462int main(void) { BZ2_bzlibVersion(); return 0; } 2463EOF 2464 if compile_prog "" "-lbz2" ; then 2465 bzip2="yes" 2466 else 2467 if test "$bzip2" = "yes"; then 2468 feature_not_found "libbzip2" "Install libbzip2 devel" 2469 fi 2470 bzip2="no" 2471 fi 2472fi 2473 2474########################################## 2475# lzfse check 2476 2477if test "$lzfse" != "no" ; then 2478 cat > $TMPC << EOF 2479#include <lzfse.h> 2480int main(void) { lzfse_decode_scratch_size(); return 0; } 2481EOF 2482 if compile_prog "" "-llzfse" ; then 2483 lzfse="yes" 2484 else 2485 if test "$lzfse" = "yes"; then 2486 feature_not_found "lzfse" "Install lzfse devel" 2487 fi 2488 lzfse="no" 2489 fi 2490fi 2491 2492########################################## 2493# zstd check 2494 2495if test "$zstd" != "no" ; then 2496 libzstd_minver="1.4.0" 2497 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then 2498 zstd_cflags="$($pkg_config --cflags libzstd)" 2499 zstd_libs="$($pkg_config --libs libzstd)" 2500 zstd="yes" 2501 else 2502 if test "$zstd" = "yes" ; then 2503 feature_not_found "libzstd" "Install libzstd devel" 2504 fi 2505 zstd="no" 2506 fi 2507fi 2508 2509########################################## 2510# libseccomp check 2511 2512if test "$seccomp" != "no" ; then 2513 libseccomp_minver="2.3.0" 2514 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then 2515 seccomp_cflags="$($pkg_config --cflags libseccomp)" 2516 seccomp_libs="$($pkg_config --libs libseccomp)" 2517 seccomp="yes" 2518 else 2519 if test "$seccomp" = "yes" ; then 2520 feature_not_found "libseccomp" \ 2521 "Install libseccomp devel >= $libseccomp_minver" 2522 fi 2523 seccomp="no" 2524 fi 2525fi 2526 2527########################################## 2528# xen probe 2529 2530if test "$xen" != "disabled" ; then 2531 # Check whether Xen library path is specified via --extra-ldflags to avoid 2532 # overriding this setting with pkg-config output. If not, try pkg-config 2533 # to obtain all needed flags. 2534 2535 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \ 2536 $pkg_config --exists xencontrol ; then 2537 xen_ctrl_version="$(printf '%d%02d%02d' \ 2538 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )" 2539 xen=enabled 2540 xen_pc="xencontrol xenstore xenforeignmemory xengnttab" 2541 xen_pc="$xen_pc xenevtchn xendevicemodel" 2542 if $pkg_config --exists xentoolcore; then 2543 xen_pc="$xen_pc xentoolcore" 2544 fi 2545 xen_cflags="$($pkg_config --cflags $xen_pc)" 2546 xen_libs="$($pkg_config --libs $xen_pc)" 2547 else 2548 2549 xen_libs="-lxenstore -lxenctrl" 2550 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn" 2551 2552 # First we test whether Xen headers and libraries are available. 2553 # If no, we are done and there is no Xen support. 2554 # If yes, more tests are run to detect the Xen version. 2555 2556 # Xen (any) 2557 cat > $TMPC <<EOF 2558#include <xenctrl.h> 2559int main(void) { 2560 return 0; 2561} 2562EOF 2563 if ! compile_prog "" "$xen_libs" ; then 2564 # Xen not found 2565 if test "$xen" = "enabled" ; then 2566 feature_not_found "xen" "Install xen devel" 2567 fi 2568 xen=disabled 2569 2570 # Xen unstable 2571 elif 2572 cat > $TMPC <<EOF && 2573#undef XC_WANT_COMPAT_DEVICEMODEL_API 2574#define __XEN_TOOLS__ 2575#include <xendevicemodel.h> 2576#include <xenforeignmemory.h> 2577int main(void) { 2578 xendevicemodel_handle *xd; 2579 xenforeignmemory_handle *xfmem; 2580 2581 xd = xendevicemodel_open(0, 0); 2582 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0); 2583 2584 xfmem = xenforeignmemory_open(0, 0); 2585 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0); 2586 2587 return 0; 2588} 2589EOF 2590 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore" 2591 then 2592 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore" 2593 xen_ctrl_version=41100 2594 xen=enabled 2595 elif 2596 cat > $TMPC <<EOF && 2597#undef XC_WANT_COMPAT_MAP_FOREIGN_API 2598#include <xenforeignmemory.h> 2599#include <xentoolcore.h> 2600int main(void) { 2601 xenforeignmemory_handle *xfmem; 2602 2603 xfmem = xenforeignmemory_open(0, 0); 2604 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0); 2605 xentoolcore_restrict_all(0); 2606 2607 return 0; 2608} 2609EOF 2610 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore" 2611 then 2612 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore" 2613 xen_ctrl_version=41000 2614 xen=enabled 2615 elif 2616 cat > $TMPC <<EOF && 2617#undef XC_WANT_COMPAT_DEVICEMODEL_API 2618#define __XEN_TOOLS__ 2619#include <xendevicemodel.h> 2620int main(void) { 2621 xendevicemodel_handle *xd; 2622 2623 xd = xendevicemodel_open(0, 0); 2624 xendevicemodel_close(xd); 2625 2626 return 0; 2627} 2628EOF 2629 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs" 2630 then 2631 xen_stable_libs="-lxendevicemodel $xen_stable_libs" 2632 xen_ctrl_version=40900 2633 xen=enabled 2634 elif 2635 cat > $TMPC <<EOF && 2636/* 2637 * If we have stable libs the we don't want the libxc compat 2638 * layers, regardless of what CFLAGS we may have been given. 2639 * 2640 * Also, check if xengnttab_grant_copy_segment_t is defined and 2641 * grant copy operation is implemented. 2642 */ 2643#undef XC_WANT_COMPAT_EVTCHN_API 2644#undef XC_WANT_COMPAT_GNTTAB_API 2645#undef XC_WANT_COMPAT_MAP_FOREIGN_API 2646#include <xenctrl.h> 2647#include <xenstore.h> 2648#include <xenevtchn.h> 2649#include <xengnttab.h> 2650#include <xenforeignmemory.h> 2651#include <stdint.h> 2652#include <xen/hvm/hvm_info_table.h> 2653#if !defined(HVM_MAX_VCPUS) 2654# error HVM_MAX_VCPUS not defined 2655#endif 2656int main(void) { 2657 xc_interface *xc = NULL; 2658 xenforeignmemory_handle *xfmem; 2659 xenevtchn_handle *xe; 2660 xengnttab_handle *xg; 2661 xengnttab_grant_copy_segment_t* seg = NULL; 2662 2663 xs_daemon_open(); 2664 2665 xc = xc_interface_open(0, 0, 0); 2666 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2667 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2668 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2669 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL); 2670 2671 xfmem = xenforeignmemory_open(0, 0); 2672 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0); 2673 2674 xe = xenevtchn_open(0, 0); 2675 xenevtchn_fd(xe); 2676 2677 xg = xengnttab_open(0, 0); 2678 xengnttab_grant_copy(xg, 0, seg); 2679 2680 return 0; 2681} 2682EOF 2683 compile_prog "" "$xen_libs $xen_stable_libs" 2684 then 2685 xen_ctrl_version=40800 2686 xen=enabled 2687 elif 2688 cat > $TMPC <<EOF && 2689/* 2690 * If we have stable libs the we don't want the libxc compat 2691 * layers, regardless of what CFLAGS we may have been given. 2692 */ 2693#undef XC_WANT_COMPAT_EVTCHN_API 2694#undef XC_WANT_COMPAT_GNTTAB_API 2695#undef XC_WANT_COMPAT_MAP_FOREIGN_API 2696#include <xenctrl.h> 2697#include <xenstore.h> 2698#include <xenevtchn.h> 2699#include <xengnttab.h> 2700#include <xenforeignmemory.h> 2701#include <stdint.h> 2702#include <xen/hvm/hvm_info_table.h> 2703#if !defined(HVM_MAX_VCPUS) 2704# error HVM_MAX_VCPUS not defined 2705#endif 2706int main(void) { 2707 xc_interface *xc = NULL; 2708 xenforeignmemory_handle *xfmem; 2709 xenevtchn_handle *xe; 2710 xengnttab_handle *xg; 2711 2712 xs_daemon_open(); 2713 2714 xc = xc_interface_open(0, 0, 0); 2715 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2716 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2717 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2718 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL); 2719 2720 xfmem = xenforeignmemory_open(0, 0); 2721 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0); 2722 2723 xe = xenevtchn_open(0, 0); 2724 xenevtchn_fd(xe); 2725 2726 xg = xengnttab_open(0, 0); 2727 xengnttab_map_grant_ref(xg, 0, 0, 0); 2728 2729 return 0; 2730} 2731EOF 2732 compile_prog "" "$xen_libs $xen_stable_libs" 2733 then 2734 xen_ctrl_version=40701 2735 xen=enabled 2736 2737 # Xen 4.6 2738 elif 2739 cat > $TMPC <<EOF && 2740#include <xenctrl.h> 2741#include <xenstore.h> 2742#include <stdint.h> 2743#include <xen/hvm/hvm_info_table.h> 2744#if !defined(HVM_MAX_VCPUS) 2745# error HVM_MAX_VCPUS not defined 2746#endif 2747int main(void) { 2748 xc_interface *xc; 2749 xs_daemon_open(); 2750 xc = xc_interface_open(0, 0, 0); 2751 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2752 xc_gnttab_open(NULL, 0); 2753 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2754 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2755 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL); 2756 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0); 2757 return 0; 2758} 2759EOF 2760 compile_prog "" "$xen_libs" 2761 then 2762 xen_ctrl_version=40600 2763 xen=enabled 2764 2765 # Xen 4.5 2766 elif 2767 cat > $TMPC <<EOF && 2768#include <xenctrl.h> 2769#include <xenstore.h> 2770#include <stdint.h> 2771#include <xen/hvm/hvm_info_table.h> 2772#if !defined(HVM_MAX_VCPUS) 2773# error HVM_MAX_VCPUS not defined 2774#endif 2775int main(void) { 2776 xc_interface *xc; 2777 xs_daemon_open(); 2778 xc = xc_interface_open(0, 0, 0); 2779 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2780 xc_gnttab_open(NULL, 0); 2781 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2782 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2783 xc_hvm_create_ioreq_server(xc, 0, 0, NULL); 2784 return 0; 2785} 2786EOF 2787 compile_prog "" "$xen_libs" 2788 then 2789 xen_ctrl_version=40500 2790 xen=enabled 2791 2792 elif 2793 cat > $TMPC <<EOF && 2794#include <xenctrl.h> 2795#include <xenstore.h> 2796#include <stdint.h> 2797#include <xen/hvm/hvm_info_table.h> 2798#if !defined(HVM_MAX_VCPUS) 2799# error HVM_MAX_VCPUS not defined 2800#endif 2801int main(void) { 2802 xc_interface *xc; 2803 xs_daemon_open(); 2804 xc = xc_interface_open(0, 0, 0); 2805 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2806 xc_gnttab_open(NULL, 0); 2807 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2808 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2809 return 0; 2810} 2811EOF 2812 compile_prog "" "$xen_libs" 2813 then 2814 xen_ctrl_version=40200 2815 xen=enabled 2816 2817 else 2818 if test "$xen" = "enabled" ; then 2819 feature_not_found "xen (unsupported version)" \ 2820 "Install a supported xen (xen 4.2 or newer)" 2821 fi 2822 xen=disabled 2823 fi 2824 2825 if test "$xen" = enabled; then 2826 if test $xen_ctrl_version -ge 40701 ; then 2827 xen_libs="$xen_libs $xen_stable_libs " 2828 fi 2829 fi 2830 fi 2831fi 2832 2833if test "$xen_pci_passthrough" != "disabled"; then 2834 if test "$xen" = "enabled" && test "$linux" = "yes"; then 2835 xen_pci_passthrough=enabled 2836 else 2837 if test "$xen_pci_passthrough" = "enabled"; then 2838 error_exit "User requested feature Xen PCI Passthrough" \ 2839 " but this feature requires /sys from Linux" 2840 fi 2841 xen_pci_passthrough=disabled 2842 fi 2843fi 2844 2845########################################## 2846# gettext probe 2847if test "$gettext" != "false" ; then 2848 if has xgettext; then 2849 gettext=true 2850 else 2851 if test "$gettext" = "true" ; then 2852 feature_not_found "gettext" "Install xgettext binary" 2853 fi 2854 gettext=false 2855 fi 2856fi 2857 2858########################################## 2859# X11 probe 2860if $pkg_config --exists "x11"; then 2861 have_x11=yes 2862 x11_cflags=$($pkg_config --cflags x11) 2863 x11_libs=$($pkg_config --libs x11) 2864fi 2865 2866########################################## 2867# GTK probe 2868 2869if test "$gtk" != "no"; then 2870 gtkpackage="gtk+-3.0" 2871 gtkx11package="gtk+-x11-3.0" 2872 gtkversion="3.22.0" 2873 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then 2874 gtk_cflags=$($pkg_config --cflags $gtkpackage) 2875 gtk_libs=$($pkg_config --libs $gtkpackage) 2876 gtk_version=$($pkg_config --modversion $gtkpackage) 2877 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then 2878 need_x11=yes 2879 gtk_cflags="$gtk_cflags $x11_cflags" 2880 gtk_libs="$gtk_libs $x11_libs" 2881 fi 2882 gtk="yes" 2883 elif test "$gtk" = "yes"; then 2884 feature_not_found "gtk" "Install gtk3-devel" 2885 else 2886 gtk="no" 2887 fi 2888fi 2889 2890 2891########################################## 2892# GNUTLS probe 2893 2894if test "$gnutls" != "no"; then 2895 pass="no" 2896 if $pkg_config --exists "gnutls >= 3.1.18"; then 2897 gnutls_cflags=$($pkg_config --cflags gnutls) 2898 gnutls_libs=$($pkg_config --libs gnutls) 2899 # Packaging for the static libraries is not always correct. 2900 # At least ubuntu 18.04 ships only shared libraries. 2901 write_c_skeleton 2902 if compile_prog "" "$gnutls_libs" ; then 2903 pass="yes" 2904 fi 2905 fi 2906 if test "$pass" = "no" && test "$gnutls" = "yes"; then 2907 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18" 2908 else 2909 gnutls="$pass" 2910 fi 2911fi 2912 2913 2914# If user didn't give a --disable/enable-gcrypt flag, 2915# then mark as disabled if user requested nettle 2916# explicitly 2917if test -z "$gcrypt" 2918then 2919 if test "$nettle" = "yes" 2920 then 2921 gcrypt="no" 2922 fi 2923fi 2924 2925# If user didn't give a --disable/enable-nettle flag, 2926# then mark as disabled if user requested gcrypt 2927# explicitly 2928if test -z "$nettle" 2929then 2930 if test "$gcrypt" = "yes" 2931 then 2932 nettle="no" 2933 fi 2934fi 2935 2936has_libgcrypt() { 2937 if ! has "libgcrypt-config" 2938 then 2939 return 1 2940 fi 2941 2942 if test -n "$cross_prefix" 2943 then 2944 host=$(libgcrypt-config --host) 2945 if test "$host-" != $cross_prefix 2946 then 2947 return 1 2948 fi 2949 fi 2950 2951 maj=`libgcrypt-config --version | awk -F . '{print $1}'` 2952 min=`libgcrypt-config --version | awk -F . '{print $2}'` 2953 2954 if test $maj != 1 || test $min -lt 5 2955 then 2956 return 1 2957 fi 2958 2959 return 0 2960} 2961 2962 2963if test "$nettle" != "no"; then 2964 pass="no" 2965 if $pkg_config --exists "nettle >= 2.7.1"; then 2966 nettle_cflags=$($pkg_config --cflags nettle) 2967 nettle_libs=$($pkg_config --libs nettle) 2968 nettle_version=$($pkg_config --modversion nettle) 2969 # Link test to make sure the given libraries work (e.g for static). 2970 write_c_skeleton 2971 if compile_prog "" "$nettle_libs" ; then 2972 if test -z "$gcrypt"; then 2973 gcrypt="no" 2974 fi 2975 pass="yes" 2976 fi 2977 fi 2978 if test "$pass" = "yes" 2979 then 2980 cat > $TMPC << EOF 2981#include <nettle/xts.h> 2982int main(void) { 2983 return 0; 2984} 2985EOF 2986 if compile_prog "$nettle_cflags" "$nettle_libs" ; then 2987 nettle_xts=yes 2988 qemu_private_xts=no 2989 fi 2990 fi 2991 if test "$pass" = "no" && test "$nettle" = "yes"; then 2992 feature_not_found "nettle" "Install nettle devel >= 2.7.1" 2993 else 2994 nettle="$pass" 2995 fi 2996fi 2997 2998if test "$gcrypt" != "no"; then 2999 pass="no" 3000 if has_libgcrypt; then 3001 gcrypt_cflags=$(libgcrypt-config --cflags) 3002 gcrypt_libs=$(libgcrypt-config --libs) 3003 # Debian has removed -lgpg-error from libgcrypt-config 3004 # as it "spreads unnecessary dependencies" which in 3005 # turn breaks static builds... 3006 if test "$static" = "yes" 3007 then 3008 gcrypt_libs="$gcrypt_libs -lgpg-error" 3009 fi 3010 3011 # Link test to make sure the given libraries work (e.g for static). 3012 write_c_skeleton 3013 if compile_prog "" "$gcrypt_libs" ; then 3014 pass="yes" 3015 fi 3016 fi 3017 if test "$pass" = "yes"; then 3018 gcrypt="yes" 3019 cat > $TMPC << EOF 3020#include <gcrypt.h> 3021int main(void) { 3022 gcry_mac_hd_t handle; 3023 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5, 3024 GCRY_MAC_FLAG_SECURE, NULL); 3025 return 0; 3026} 3027EOF 3028 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then 3029 gcrypt_hmac=yes 3030 fi 3031 cat > $TMPC << EOF 3032#include <gcrypt.h> 3033int main(void) { 3034 gcry_cipher_hd_t handle; 3035 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0); 3036 return 0; 3037} 3038EOF 3039 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then 3040 gcrypt_xts=yes 3041 qemu_private_xts=no 3042 fi 3043 elif test "$gcrypt" = "yes"; then 3044 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0" 3045 else 3046 gcrypt="no" 3047 fi 3048fi 3049 3050 3051if test "$gcrypt" = "yes" && test "$nettle" = "yes" 3052then 3053 error_exit "Only one of gcrypt & nettle can be enabled" 3054fi 3055 3056########################################## 3057# libtasn1 - only for the TLS creds/session test suite 3058 3059tasn1=yes 3060tasn1_cflags="" 3061tasn1_libs="" 3062if $pkg_config --exists "libtasn1"; then 3063 tasn1_cflags=$($pkg_config --cflags libtasn1) 3064 tasn1_libs=$($pkg_config --libs libtasn1) 3065else 3066 tasn1=no 3067fi 3068 3069 3070########################################## 3071# PAM probe 3072 3073if test "$auth_pam" != "no"; then 3074 cat > $TMPC <<EOF 3075#include <security/pam_appl.h> 3076#include <stdio.h> 3077int main(void) { 3078 const char *service_name = "qemu"; 3079 const char *user = "frank"; 3080 const struct pam_conv pam_conv = { 0 }; 3081 pam_handle_t *pamh = NULL; 3082 pam_start(service_name, user, &pam_conv, &pamh); 3083 return 0; 3084} 3085EOF 3086 if compile_prog "" "-lpam" ; then 3087 auth_pam=yes 3088 else 3089 if test "$auth_pam" = "yes"; then 3090 feature_not_found "PAM" "Install PAM development package" 3091 else 3092 auth_pam=no 3093 fi 3094 fi 3095fi 3096 3097########################################## 3098# getifaddrs (for tests/test-io-channel-socket ) 3099 3100have_ifaddrs_h=yes 3101if ! check_include "ifaddrs.h" ; then 3102 have_ifaddrs_h=no 3103fi 3104 3105######################################### 3106# libdrm check 3107have_drm_h=no 3108if check_include "libdrm/drm.h" ; then 3109 have_drm_h=yes 3110fi 3111 3112######################################### 3113# sys/signal.h check 3114have_sys_signal_h=no 3115if check_include "sys/signal.h" ; then 3116 have_sys_signal_h=yes 3117fi 3118 3119########################################## 3120# VTE probe 3121 3122if test "$vte" != "no"; then 3123 vteminversion="0.32.0" 3124 if $pkg_config --exists "vte-2.91"; then 3125 vtepackage="vte-2.91" 3126 else 3127 vtepackage="vte-2.90" 3128 fi 3129 if $pkg_config --exists "$vtepackage >= $vteminversion"; then 3130 vte_cflags=$($pkg_config --cflags $vtepackage) 3131 vte_libs=$($pkg_config --libs $vtepackage) 3132 vteversion=$($pkg_config --modversion $vtepackage) 3133 vte="yes" 3134 elif test "$vte" = "yes"; then 3135 feature_not_found "vte" "Install libvte-2.90/2.91 devel" 3136 else 3137 vte="no" 3138 fi 3139fi 3140 3141########################################## 3142# RDMA needs OpenFabrics libraries 3143if test "$rdma" != "no" ; then 3144 cat > $TMPC <<EOF 3145#include <rdma/rdma_cma.h> 3146int main(void) { return 0; } 3147EOF 3148 rdma_libs="-lrdmacm -libverbs -libumad" 3149 if compile_prog "" "$rdma_libs" ; then 3150 rdma="yes" 3151 else 3152 if test "$rdma" = "yes" ; then 3153 error_exit \ 3154 " OpenFabrics librdmacm/libibverbs/libibumad not present." \ 3155 " Your options:" \ 3156 " (1) Fast: Install infiniband packages (devel) from your distro." \ 3157 " (2) Cleanest: Install libraries from www.openfabrics.org" \ 3158 " (3) Also: Install softiwarp if you don't have RDMA hardware" 3159 fi 3160 rdma="no" 3161 fi 3162fi 3163 3164########################################## 3165# PVRDMA detection 3166 3167cat > $TMPC <<EOF && 3168#include <sys/mman.h> 3169 3170int 3171main(void) 3172{ 3173 char buf = 0; 3174 void *addr = &buf; 3175 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED); 3176 3177 return 0; 3178} 3179EOF 3180 3181if test "$rdma" = "yes" ; then 3182 case "$pvrdma" in 3183 "") 3184 if compile_prog "" ""; then 3185 pvrdma="yes" 3186 else 3187 pvrdma="no" 3188 fi 3189 ;; 3190 "yes") 3191 if ! compile_prog "" ""; then 3192 error_exit "PVRDMA is not supported since mremap is not implemented" 3193 fi 3194 pvrdma="yes" 3195 ;; 3196 "no") 3197 pvrdma="no" 3198 ;; 3199 esac 3200else 3201 if test "$pvrdma" = "yes" ; then 3202 error_exit "PVRDMA requires rdma suppport" 3203 fi 3204 pvrdma="no" 3205fi 3206 3207# Let's see if enhanced reg_mr is supported 3208if test "$pvrdma" = "yes" ; then 3209 3210cat > $TMPC <<EOF && 3211#include <infiniband/verbs.h> 3212 3213int 3214main(void) 3215{ 3216 struct ibv_mr *mr; 3217 struct ibv_pd *pd = NULL; 3218 size_t length = 10; 3219 uint64_t iova = 0; 3220 int access = 0; 3221 void *addr = NULL; 3222 3223 mr = ibv_reg_mr_iova(pd, addr, length, iova, access); 3224 3225 ibv_dereg_mr(mr); 3226 3227 return 0; 3228} 3229EOF 3230 if ! compile_prog "" "-libverbs"; then 3231 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR" 3232 fi 3233fi 3234 3235########################################## 3236# xfsctl() probe, used for file-posix.c 3237if test "$xfs" != "no" ; then 3238 cat > $TMPC << EOF 3239#include <stddef.h> /* NULL */ 3240#include <xfs/xfs.h> 3241int main(void) 3242{ 3243 xfsctl(NULL, 0, 0, NULL); 3244 return 0; 3245} 3246EOF 3247 if compile_prog "" "" ; then 3248 xfs="yes" 3249 else 3250 if test "$xfs" = "yes" ; then 3251 feature_not_found "xfs" "Install xfsprogs/xfslibs devel" 3252 fi 3253 xfs=no 3254 fi 3255fi 3256 3257########################################## 3258# vde libraries probe 3259if test "$vde" != "no" ; then 3260 vde_libs="-lvdeplug" 3261 cat > $TMPC << EOF 3262#include <libvdeplug.h> 3263int main(void) 3264{ 3265 struct vde_open_args a = {0, 0, 0}; 3266 char s[] = ""; 3267 vde_open(s, s, &a); 3268 return 0; 3269} 3270EOF 3271 if compile_prog "" "$vde_libs" ; then 3272 vde=yes 3273 else 3274 if test "$vde" = "yes" ; then 3275 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel" 3276 fi 3277 vde=no 3278 fi 3279fi 3280 3281########################################## 3282# netmap support probe 3283# Apart from looking for netmap headers, we make sure that the host API version 3284# supports the netmap backend (>=11). The upper bound (15) is meant to simulate 3285# a minor/major version number. Minor new features will be marked with values up 3286# to 15, and if something happens that requires a change to the backend we will 3287# move above 15, submit the backend fixes and modify this two bounds. 3288if test "$netmap" != "no" ; then 3289 cat > $TMPC << EOF 3290#include <inttypes.h> 3291#include <net/if.h> 3292#include <net/netmap.h> 3293#include <net/netmap_user.h> 3294#if (NETMAP_API < 11) || (NETMAP_API > 15) 3295#error 3296#endif 3297int main(void) { return 0; } 3298EOF 3299 if compile_prog "" "" ; then 3300 netmap=yes 3301 else 3302 if test "$netmap" = "yes" ; then 3303 feature_not_found "netmap" 3304 fi 3305 netmap=no 3306 fi 3307fi 3308 3309########################################## 3310# libcap-ng library probe 3311if test "$cap_ng" != "no" ; then 3312 cap_libs="-lcap-ng" 3313 cat > $TMPC << EOF 3314#include <cap-ng.h> 3315int main(void) 3316{ 3317 capng_capability_to_name(CAPNG_EFFECTIVE); 3318 return 0; 3319} 3320EOF 3321 if compile_prog "" "$cap_libs" ; then 3322 cap_ng=yes 3323 else 3324 if test "$cap_ng" = "yes" ; then 3325 feature_not_found "cap_ng" "Install libcap-ng devel" 3326 fi 3327 cap_ng=no 3328 fi 3329fi 3330 3331########################################## 3332# Sound support libraries probe 3333 3334audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g') 3335for drv in $audio_drv_list; do 3336 case $drv in 3337 alsa | try-alsa) 3338 if $pkg_config alsa --exists; then 3339 alsa_libs=$($pkg_config alsa --libs) 3340 alsa_cflags=$($pkg_config alsa --cflags) 3341 alsa=yes 3342 if test "$drv" = "try-alsa"; then 3343 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/') 3344 fi 3345 else 3346 if test "$drv" = "try-alsa"; then 3347 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//') 3348 else 3349 error_exit "$drv check failed" \ 3350 "Make sure to have the $drv libs and headers installed." 3351 fi 3352 fi 3353 ;; 3354 3355 pa | try-pa) 3356 if $pkg_config libpulse --exists; then 3357 libpulse=yes 3358 pulse_libs=$($pkg_config libpulse --libs) 3359 pulse_cflags=$($pkg_config libpulse --cflags) 3360 if test "$drv" = "try-pa"; then 3361 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/') 3362 fi 3363 else 3364 if test "$drv" = "try-pa"; then 3365 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//') 3366 else 3367 error_exit "$drv check failed" \ 3368 "Make sure to have the $drv libs and headers installed." 3369 fi 3370 fi 3371 ;; 3372 3373 sdl) 3374 if test "$sdl" = "no"; then 3375 error_exit "sdl not found or disabled, can not use sdl audio driver" 3376 fi 3377 ;; 3378 3379 try-sdl) 3380 if test "$sdl" = "no"; then 3381 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//') 3382 else 3383 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/') 3384 fi 3385 ;; 3386 3387 coreaudio) 3388 coreaudio_libs="-framework CoreAudio" 3389 ;; 3390 3391 dsound) 3392 dsound_libs="-lole32 -ldxguid" 3393 audio_win_int="yes" 3394 ;; 3395 3396 oss) 3397 oss_libs="$oss_lib" 3398 ;; 3399 3400 jack | try-jack) 3401 if $pkg_config jack --exists; then 3402 libjack=yes 3403 jack_libs=$($pkg_config jack --libs) 3404 if test "$drv" = "try-jack"; then 3405 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack/jack/') 3406 fi 3407 else 3408 if test "$drv" = "try-jack"; then 3409 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack//') 3410 else 3411 error_exit "$drv check failed" \ 3412 "Make sure to have the $drv libs and headers installed." 3413 fi 3414 fi 3415 ;; 3416 3417 *) 3418 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || { 3419 error_exit "Unknown driver '$drv' selected" \ 3420 "Possible drivers are: $audio_possible_drivers" 3421 } 3422 ;; 3423 esac 3424done 3425 3426########################################## 3427# BrlAPI probe 3428 3429if test "$brlapi" != "no" ; then 3430 brlapi_libs="-lbrlapi" 3431 cat > $TMPC << EOF 3432#include <brlapi.h> 3433#include <stddef.h> 3434int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); } 3435EOF 3436 if compile_prog "" "$brlapi_libs" ; then 3437 brlapi=yes 3438 else 3439 if test "$brlapi" = "yes" ; then 3440 feature_not_found "brlapi" "Install brlapi devel" 3441 fi 3442 brlapi=no 3443 fi 3444fi 3445 3446########################################## 3447# curl probe 3448if test "$curl" != "no" ; then 3449 if $pkg_config libcurl --exists; then 3450 curlconfig="$pkg_config libcurl" 3451 else 3452 curlconfig=curl-config 3453 fi 3454 cat > $TMPC << EOF 3455#include <curl/curl.h> 3456int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; } 3457EOF 3458 curl_cflags=$($curlconfig --cflags 2>/dev/null) 3459 curl_libs=$($curlconfig --libs 2>/dev/null) 3460 if compile_prog "$curl_cflags" "$curl_libs" ; then 3461 curl=yes 3462 else 3463 if test "$curl" = "yes" ; then 3464 feature_not_found "curl" "Install libcurl devel" 3465 fi 3466 curl=no 3467 fi 3468fi # test "$curl" 3469 3470########################################## 3471# glib support probe 3472 3473glib_req_ver=2.48 3474glib_modules=gthread-2.0 3475if test "$modules" = yes; then 3476 glib_modules="$glib_modules gmodule-export-2.0" 3477fi 3478if test "$plugins" = yes; then 3479 glib_modules="$glib_modules gmodule-2.0" 3480fi 3481 3482for i in $glib_modules; do 3483 if $pkg_config --atleast-version=$glib_req_ver $i; then 3484 glib_cflags=$($pkg_config --cflags $i) 3485 glib_libs=$($pkg_config --libs $i) 3486 else 3487 error_exit "glib-$glib_req_ver $i is required to compile QEMU" 3488 fi 3489done 3490 3491# This workaround is required due to a bug in pkg-config file for glib as it 3492# doesn't define GLIB_STATIC_COMPILATION for pkg-config --static 3493 3494if test "$static" = yes && test "$mingw32" = yes; then 3495 glib_cflags="-DGLIB_STATIC_COMPILATION $glib_cflags" 3496fi 3497 3498if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then 3499 gio_cflags=$($pkg_config --cflags gio-2.0) 3500 gio_libs=$($pkg_config --libs gio-2.0) 3501 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0) 3502 if [ ! -x "$gdbus_codegen" ]; then 3503 gdbus_codegen= 3504 fi 3505 # Check that the libraries actually work -- Ubuntu 18.04 ships 3506 # with pkg-config --static --libs data for gio-2.0 that is missing 3507 # -lblkid and will give a link error. 3508 write_c_skeleton 3509 if compile_prog "" "$gio_libs" ; then 3510 gio=yes 3511 else 3512 gio=no 3513 fi 3514else 3515 gio=no 3516fi 3517 3518if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then 3519 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)" 3520 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)" 3521fi 3522 3523# Sanity check that the current size_t matches the 3524# size that glib thinks it should be. This catches 3525# problems on multi-arch where people try to build 3526# 32-bit QEMU while pointing at 64-bit glib headers 3527cat > $TMPC <<EOF 3528#include <glib.h> 3529#include <unistd.h> 3530 3531#define QEMU_BUILD_BUG_ON(x) \ 3532 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused)); 3533 3534int main(void) { 3535 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T); 3536 return 0; 3537} 3538EOF 3539 3540if ! compile_prog "$glib_cflags" "$glib_libs" ; then 3541 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\ 3542 "You probably need to set PKG_CONFIG_LIBDIR"\ 3543 "to point to the right pkg-config files for your"\ 3544 "build target" 3545fi 3546 3547# Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage 3548cat > $TMPC << EOF 3549#include <glib.h> 3550int main(void) { return 0; } 3551EOF 3552if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then 3553 if cc_has_warning_flag "-Wno-unknown-attributes"; then 3554 glib_cflags="-Wno-unknown-attributes $glib_cflags" 3555 CONFIGURE_CFLAGS="-Wno-unknown-attributes $CONFIGURE_CFLAGS" 3556 fi 3557fi 3558 3559# Silence clang warnings triggered by glib < 2.57.2 3560cat > $TMPC << EOF 3561#include <glib.h> 3562typedef struct Foo { 3563 int i; 3564} Foo; 3565static void foo_free(Foo *f) 3566{ 3567 g_free(f); 3568} 3569G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free); 3570int main(void) { return 0; } 3571EOF 3572if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then 3573 if cc_has_warning_flag "-Wno-unused-function"; then 3574 glib_cflags="$glib_cflags -Wno-unused-function" 3575 CONFIGURE_CFLAGS="$CONFIGURE_CFLAGS -Wno-unused-function" 3576 fi 3577fi 3578 3579########################################## 3580# SHA command probe for modules 3581if test "$modules" = yes; then 3582 shacmd_probe="sha1sum sha1 shasum" 3583 for c in $shacmd_probe; do 3584 if has $c; then 3585 shacmd="$c" 3586 break 3587 fi 3588 done 3589 if test "$shacmd" = ""; then 3590 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe" 3591 fi 3592fi 3593 3594########################################## 3595# pthread probe 3596PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2" 3597 3598pthread=no 3599cat > $TMPC << EOF 3600#include <pthread.h> 3601static void *f(void *p) { return NULL; } 3602int main(void) { 3603 pthread_t thread; 3604 pthread_create(&thread, 0, f, 0); 3605 return 0; 3606} 3607EOF 3608if compile_prog "" "" ; then 3609 pthread=yes 3610else 3611 for pthread_lib in $PTHREADLIBS_LIST; do 3612 if compile_prog "" "$pthread_lib" ; then 3613 pthread=yes 3614 found=no 3615 for lib_entry in $LIBS; do 3616 if test "$lib_entry" = "$pthread_lib"; then 3617 found=yes 3618 break 3619 fi 3620 done 3621 if test "$found" = "no"; then 3622 LIBS="$pthread_lib $LIBS" 3623 fi 3624 break 3625 fi 3626 done 3627fi 3628 3629if test "$mingw32" != yes && test "$pthread" = no; then 3630 error_exit "pthread check failed" \ 3631 "Make sure to have the pthread libs and headers installed." 3632fi 3633 3634# check for pthread_setname_np with thread id 3635pthread_setname_np_w_tid=no 3636cat > $TMPC << EOF 3637#include <pthread.h> 3638 3639static void *f(void *p) { return NULL; } 3640int main(void) 3641{ 3642 pthread_t thread; 3643 pthread_create(&thread, 0, f, 0); 3644 pthread_setname_np(thread, "QEMU"); 3645 return 0; 3646} 3647EOF 3648if compile_prog "" "$pthread_lib" ; then 3649 pthread_setname_np_w_tid=yes 3650fi 3651 3652# check for pthread_setname_np without thread id 3653pthread_setname_np_wo_tid=no 3654cat > $TMPC << EOF 3655#include <pthread.h> 3656 3657static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 3658int main(void) 3659{ 3660 pthread_t thread; 3661 pthread_create(&thread, 0, f, 0); 3662 return 0; 3663} 3664EOF 3665if compile_prog "" "$pthread_lib" ; then 3666 pthread_setname_np_wo_tid=yes 3667fi 3668 3669########################################## 3670# rbd probe 3671if test "$rbd" != "no" ; then 3672 cat > $TMPC <<EOF 3673#include <stdio.h> 3674#include <rbd/librbd.h> 3675int main(void) { 3676 rados_t cluster; 3677 rados_create(&cluster, NULL); 3678 return 0; 3679} 3680EOF 3681 rbd_libs="-lrbd -lrados" 3682 if compile_prog "" "$rbd_libs" ; then 3683 rbd=yes 3684 else 3685 if test "$rbd" = "yes" ; then 3686 feature_not_found "rados block device" "Install librbd/ceph devel" 3687 fi 3688 rbd=no 3689 fi 3690fi 3691 3692########################################## 3693# libssh probe 3694if test "$libssh" != "no" ; then 3695 if $pkg_config --exists libssh; then 3696 libssh_cflags=$($pkg_config libssh --cflags) 3697 libssh_libs=$($pkg_config libssh --libs) 3698 libssh=yes 3699 else 3700 if test "$libssh" = "yes" ; then 3701 error_exit "libssh required for --enable-libssh" 3702 fi 3703 libssh=no 3704 fi 3705fi 3706 3707########################################## 3708# Check for libssh 0.8 3709# This is done like this instead of using the LIBSSH_VERSION_* and 3710# SSH_VERSION_* macros because some distributions in the past shipped 3711# snapshots of the future 0.8 from Git, and those snapshots did not 3712# have updated version numbers (still referring to 0.7.0). 3713 3714if test "$libssh" = "yes"; then 3715 cat > $TMPC <<EOF 3716#include <libssh/libssh.h> 3717int main(void) { return ssh_get_server_publickey(NULL, NULL); } 3718EOF 3719 if compile_prog "$libssh_cflags" "$libssh_libs"; then 3720 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags" 3721 fi 3722fi 3723 3724########################################## 3725# linux-aio probe 3726 3727if test "$linux_aio" != "no" ; then 3728 cat > $TMPC <<EOF 3729#include <libaio.h> 3730#include <sys/eventfd.h> 3731#include <stddef.h> 3732int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; } 3733EOF 3734 if compile_prog "" "-laio" ; then 3735 linux_aio=yes 3736 else 3737 if test "$linux_aio" = "yes" ; then 3738 feature_not_found "linux AIO" "Install libaio devel" 3739 fi 3740 linux_aio=no 3741 fi 3742fi 3743########################################## 3744# linux-io-uring probe 3745 3746if test "$linux_io_uring" != "no" ; then 3747 if $pkg_config liburing; then 3748 linux_io_uring_cflags=$($pkg_config --cflags liburing) 3749 linux_io_uring_libs=$($pkg_config --libs liburing) 3750 linux_io_uring=yes 3751 else 3752 if test "$linux_io_uring" = "yes" ; then 3753 feature_not_found "linux io_uring" "Install liburing devel" 3754 fi 3755 linux_io_uring=no 3756 fi 3757fi 3758 3759########################################## 3760# TPM emulation is only on POSIX 3761 3762if test "$tpm" = ""; then 3763 if test "$mingw32" = "yes"; then 3764 tpm=no 3765 else 3766 tpm=yes 3767 fi 3768elif test "$tpm" = "yes"; then 3769 if test "$mingw32" = "yes" ; then 3770 error_exit "TPM emulation only available on POSIX systems" 3771 fi 3772fi 3773 3774########################################## 3775# attr probe 3776 3777libattr_libs= 3778if test "$attr" != "no" ; then 3779 cat > $TMPC <<EOF 3780#include <stdio.h> 3781#include <sys/types.h> 3782#ifdef CONFIG_LIBATTR 3783#include <attr/xattr.h> 3784#else 3785#include <sys/xattr.h> 3786#endif 3787int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; } 3788EOF 3789 if compile_prog "" "" ; then 3790 attr=yes 3791 # Older distros have <attr/xattr.h>, and need -lattr: 3792 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then 3793 attr=yes 3794 libattr_libs="-lattr" 3795 libattr=yes 3796 else 3797 if test "$attr" = "yes" ; then 3798 feature_not_found "ATTR" "Install libc6 or libattr devel" 3799 fi 3800 attr=no 3801 fi 3802fi 3803 3804########################################## 3805# iovec probe 3806cat > $TMPC <<EOF 3807#include <sys/types.h> 3808#include <sys/uio.h> 3809#include <unistd.h> 3810int main(void) { return sizeof(struct iovec); } 3811EOF 3812iovec=no 3813if compile_prog "" "" ; then 3814 iovec=yes 3815fi 3816 3817########################################## 3818# preadv probe 3819cat > $TMPC <<EOF 3820#include <sys/types.h> 3821#include <sys/uio.h> 3822#include <unistd.h> 3823int main(void) { return preadv(0, 0, 0, 0); } 3824EOF 3825preadv=no 3826if compile_prog "" "" ; then 3827 preadv=yes 3828fi 3829 3830########################################## 3831# fdt probe 3832 3833case "$fdt" in 3834 auto | enabled | internal) 3835 # Simpler to always update submodule, even if not needed. 3836 if test -e "${source_path}/.git" && test $git_update = 'yes' ; then 3837 git_submodules="${git_submodules} dtc" 3838 fi 3839 ;; 3840esac 3841 3842########################################## 3843# opengl probe (for sdl2, gtk, milkymist-tmu2) 3844 3845gbm="no" 3846if $pkg_config gbm; then 3847 gbm_cflags="$($pkg_config --cflags gbm)" 3848 gbm_libs="$($pkg_config --libs gbm)" 3849 gbm="yes" 3850fi 3851 3852if test "$opengl" != "no" ; then 3853 opengl_pkgs="epoxy gbm" 3854 if $pkg_config $opengl_pkgs; then 3855 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)" 3856 opengl_libs="$($pkg_config --libs $opengl_pkgs)" 3857 opengl=yes 3858 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then 3859 gtk_gl="yes" 3860 fi 3861 else 3862 if test "$opengl" = "yes" ; then 3863 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs" 3864 fi 3865 opengl_cflags="" 3866 opengl_libs="" 3867 opengl=no 3868 fi 3869fi 3870 3871if test "$opengl" = "yes"; then 3872 cat > $TMPC << EOF 3873#include <epoxy/egl.h> 3874#ifndef EGL_MESA_image_dma_buf_export 3875# error mesa/epoxy lacks support for dmabufs (mesa 10.6+) 3876#endif 3877int main(void) { return 0; } 3878EOF 3879 if compile_prog "" "" ; then 3880 opengl_dmabuf=yes 3881 fi 3882fi 3883 3884if test "$opengl" = "yes" && test "$have_x11" = "yes"; then 3885 for target in $target_list; do 3886 case $target in 3887 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL 3888 need_x11=yes 3889 ;; 3890 esac 3891 done 3892fi 3893 3894########################################## 3895# libxml2 probe 3896if test "$libxml2" != "no" ; then 3897 if $pkg_config --exists libxml-2.0; then 3898 libxml2="yes" 3899 libxml2_cflags=$($pkg_config --cflags libxml-2.0) 3900 libxml2_libs=$($pkg_config --libs libxml-2.0) 3901 else 3902 if test "$libxml2" = "yes"; then 3903 feature_not_found "libxml2" "Install libxml2 devel" 3904 fi 3905 libxml2="no" 3906 fi 3907fi 3908 3909########################################## 3910# glusterfs probe 3911if test "$glusterfs" != "no" ; then 3912 if $pkg_config --atleast-version=3 glusterfs-api; then 3913 glusterfs="yes" 3914 glusterfs_cflags=$($pkg_config --cflags glusterfs-api) 3915 glusterfs_libs=$($pkg_config --libs glusterfs-api) 3916 if $pkg_config --atleast-version=4 glusterfs-api; then 3917 glusterfs_xlator_opt="yes" 3918 fi 3919 if $pkg_config --atleast-version=5 glusterfs-api; then 3920 glusterfs_discard="yes" 3921 fi 3922 if $pkg_config --atleast-version=6 glusterfs-api; then 3923 glusterfs_fallocate="yes" 3924 glusterfs_zerofill="yes" 3925 fi 3926 cat > $TMPC << EOF 3927#include <glusterfs/api/glfs.h> 3928 3929int 3930main(void) 3931{ 3932 /* new glfs_ftruncate() passes two additional args */ 3933 return glfs_ftruncate(NULL, 0, NULL, NULL); 3934} 3935EOF 3936 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then 3937 glusterfs_ftruncate_has_stat="yes" 3938 fi 3939 cat > $TMPC << EOF 3940#include <glusterfs/api/glfs.h> 3941 3942/* new glfs_io_cbk() passes two additional glfs_stat structs */ 3943static void 3944glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data) 3945{} 3946 3947int 3948main(void) 3949{ 3950 glfs_io_cbk iocb = &glusterfs_iocb; 3951 iocb(NULL, 0 , NULL, NULL, NULL); 3952 return 0; 3953} 3954EOF 3955 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then 3956 glusterfs_iocb_has_stat="yes" 3957 fi 3958 else 3959 if test "$glusterfs" = "yes" ; then 3960 feature_not_found "GlusterFS backend support" \ 3961 "Install glusterfs-api devel >= 3" 3962 fi 3963 glusterfs="no" 3964 fi 3965fi 3966 3967# Check for inotify functions when we are building linux-user 3968# emulator. This is done because older glibc versions don't 3969# have syscall stubs for these implemented. In that case we 3970# don't provide them even if kernel supports them. 3971# 3972inotify=no 3973cat > $TMPC << EOF 3974#include <sys/inotify.h> 3975 3976int 3977main(void) 3978{ 3979 /* try to start inotify */ 3980 return inotify_init(); 3981} 3982EOF 3983if compile_prog "" "" ; then 3984 inotify=yes 3985fi 3986 3987inotify1=no 3988cat > $TMPC << EOF 3989#include <sys/inotify.h> 3990 3991int 3992main(void) 3993{ 3994 /* try to start inotify */ 3995 return inotify_init1(0); 3996} 3997EOF 3998if compile_prog "" "" ; then 3999 inotify1=yes 4000fi 4001 4002# check if pipe2 is there 4003pipe2=no 4004cat > $TMPC << EOF 4005#include <unistd.h> 4006#include <fcntl.h> 4007 4008int main(void) 4009{ 4010 int pipefd[2]; 4011 return pipe2(pipefd, O_CLOEXEC); 4012} 4013EOF 4014if compile_prog "" "" ; then 4015 pipe2=yes 4016fi 4017 4018# check if accept4 is there 4019accept4=no 4020cat > $TMPC << EOF 4021#include <sys/socket.h> 4022#include <stddef.h> 4023 4024int main(void) 4025{ 4026 accept4(0, NULL, NULL, SOCK_CLOEXEC); 4027 return 0; 4028} 4029EOF 4030if compile_prog "" "" ; then 4031 accept4=yes 4032fi 4033 4034# check if tee/splice is there. vmsplice was added same time. 4035splice=no 4036cat > $TMPC << EOF 4037#include <unistd.h> 4038#include <fcntl.h> 4039#include <limits.h> 4040 4041int main(void) 4042{ 4043 int len, fd = 0; 4044 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK); 4045 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE); 4046 return 0; 4047} 4048EOF 4049if compile_prog "" "" ; then 4050 splice=yes 4051fi 4052 4053########################################## 4054# libnuma probe 4055 4056if test "$numa" != "no" ; then 4057 cat > $TMPC << EOF 4058#include <numa.h> 4059int main(void) { return numa_available(); } 4060EOF 4061 4062 if compile_prog "" "-lnuma" ; then 4063 numa=yes 4064 numa_libs="-lnuma" 4065 else 4066 if test "$numa" = "yes" ; then 4067 feature_not_found "numa" "install numactl devel" 4068 fi 4069 numa=no 4070 fi 4071fi 4072 4073malloc=system 4074if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then 4075 echo "ERROR: tcmalloc && jemalloc can't be used at the same time" 4076 exit 1 4077elif test "$tcmalloc" = "yes" ; then 4078 malloc=tcmalloc 4079elif test "$jemalloc" = "yes" ; then 4080 malloc=jemalloc 4081fi 4082 4083########################################## 4084# signalfd probe 4085signalfd="no" 4086cat > $TMPC << EOF 4087#include <unistd.h> 4088#include <sys/syscall.h> 4089#include <signal.h> 4090int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); } 4091EOF 4092 4093if compile_prog "" "" ; then 4094 signalfd=yes 4095fi 4096 4097# check if optreset global is declared by <getopt.h> 4098optreset="no" 4099cat > $TMPC << EOF 4100#include <getopt.h> 4101int main(void) { return optreset; } 4102EOF 4103 4104if compile_prog "" "" ; then 4105 optreset=yes 4106fi 4107 4108# check if eventfd is supported 4109eventfd=no 4110cat > $TMPC << EOF 4111#include <sys/eventfd.h> 4112 4113int main(void) 4114{ 4115 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); 4116} 4117EOF 4118if compile_prog "" "" ; then 4119 eventfd=yes 4120fi 4121 4122# check if memfd is supported 4123memfd=no 4124cat > $TMPC << EOF 4125#include <sys/mman.h> 4126 4127int main(void) 4128{ 4129 return memfd_create("foo", MFD_ALLOW_SEALING); 4130} 4131EOF 4132if compile_prog "" "" ; then 4133 memfd=yes 4134fi 4135 4136# check for usbfs 4137have_usbfs=no 4138if test "$linux_user" = "yes"; then 4139 cat > $TMPC << EOF 4140#include <linux/usbdevice_fs.h> 4141 4142#ifndef USBDEVFS_GET_CAPABILITIES 4143#error "USBDEVFS_GET_CAPABILITIES undefined" 4144#endif 4145 4146#ifndef USBDEVFS_DISCONNECT_CLAIM 4147#error "USBDEVFS_DISCONNECT_CLAIM undefined" 4148#endif 4149 4150int main(void) 4151{ 4152 return 0; 4153} 4154EOF 4155 if compile_prog "" ""; then 4156 have_usbfs=yes 4157 fi 4158fi 4159 4160# check for fallocate 4161fallocate=no 4162cat > $TMPC << EOF 4163#include <fcntl.h> 4164 4165int main(void) 4166{ 4167 fallocate(0, 0, 0, 0); 4168 return 0; 4169} 4170EOF 4171if compile_prog "" "" ; then 4172 fallocate=yes 4173fi 4174 4175# check for fallocate hole punching 4176fallocate_punch_hole=no 4177cat > $TMPC << EOF 4178#include <fcntl.h> 4179#include <linux/falloc.h> 4180 4181int main(void) 4182{ 4183 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0); 4184 return 0; 4185} 4186EOF 4187if compile_prog "" "" ; then 4188 fallocate_punch_hole=yes 4189fi 4190 4191# check that fallocate supports range zeroing inside the file 4192fallocate_zero_range=no 4193cat > $TMPC << EOF 4194#include <fcntl.h> 4195#include <linux/falloc.h> 4196 4197int main(void) 4198{ 4199 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0); 4200 return 0; 4201} 4202EOF 4203if compile_prog "" "" ; then 4204 fallocate_zero_range=yes 4205fi 4206 4207# check for posix_fallocate 4208posix_fallocate=no 4209cat > $TMPC << EOF 4210#include <fcntl.h> 4211 4212int main(void) 4213{ 4214 posix_fallocate(0, 0, 0); 4215 return 0; 4216} 4217EOF 4218if compile_prog "" "" ; then 4219 posix_fallocate=yes 4220fi 4221 4222# check for sync_file_range 4223sync_file_range=no 4224cat > $TMPC << EOF 4225#include <fcntl.h> 4226 4227int main(void) 4228{ 4229 sync_file_range(0, 0, 0, 0); 4230 return 0; 4231} 4232EOF 4233if compile_prog "" "" ; then 4234 sync_file_range=yes 4235fi 4236 4237# check for linux/fiemap.h and FS_IOC_FIEMAP 4238fiemap=no 4239cat > $TMPC << EOF 4240#include <sys/ioctl.h> 4241#include <linux/fs.h> 4242#include <linux/fiemap.h> 4243 4244int main(void) 4245{ 4246 ioctl(0, FS_IOC_FIEMAP, 0); 4247 return 0; 4248} 4249EOF 4250if compile_prog "" "" ; then 4251 fiemap=yes 4252fi 4253 4254# check for dup3 4255dup3=no 4256cat > $TMPC << EOF 4257#include <unistd.h> 4258 4259int main(void) 4260{ 4261 dup3(0, 0, 0); 4262 return 0; 4263} 4264EOF 4265if compile_prog "" "" ; then 4266 dup3=yes 4267fi 4268 4269# check for ppoll support 4270ppoll=no 4271cat > $TMPC << EOF 4272#include <poll.h> 4273 4274int main(void) 4275{ 4276 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 }; 4277 ppoll(&pfd, 1, 0, 0); 4278 return 0; 4279} 4280EOF 4281if compile_prog "" "" ; then 4282 ppoll=yes 4283fi 4284 4285# check for prctl(PR_SET_TIMERSLACK , ... ) support 4286prctl_pr_set_timerslack=no 4287cat > $TMPC << EOF 4288#include <sys/prctl.h> 4289 4290int main(void) 4291{ 4292 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0); 4293 return 0; 4294} 4295EOF 4296if compile_prog "" "" ; then 4297 prctl_pr_set_timerslack=yes 4298fi 4299 4300# check for epoll support 4301epoll=no 4302cat > $TMPC << EOF 4303#include <sys/epoll.h> 4304 4305int main(void) 4306{ 4307 epoll_create(0); 4308 return 0; 4309} 4310EOF 4311if compile_prog "" "" ; then 4312 epoll=yes 4313fi 4314 4315# epoll_create1 is a later addition 4316# so we must check separately for its presence 4317epoll_create1=no 4318cat > $TMPC << EOF 4319#include <sys/epoll.h> 4320 4321int main(void) 4322{ 4323 /* Note that we use epoll_create1 as a value, not as 4324 * a function being called. This is necessary so that on 4325 * old SPARC glibc versions where the function was present in 4326 * the library but not declared in the header file we will 4327 * fail the configure check. (Otherwise we will get a compiler 4328 * warning but not an error, and will proceed to fail the 4329 * qemu compile where we compile with -Werror.) 4330 */ 4331 return (int)(uintptr_t)&epoll_create1; 4332} 4333EOF 4334if compile_prog "" "" ; then 4335 epoll_create1=yes 4336fi 4337 4338# check for sendfile support 4339sendfile=no 4340cat > $TMPC << EOF 4341#include <sys/sendfile.h> 4342 4343int main(void) 4344{ 4345 return sendfile(0, 0, 0, 0); 4346} 4347EOF 4348if compile_prog "" "" ; then 4349 sendfile=yes 4350fi 4351 4352# check for timerfd support (glibc 2.8 and newer) 4353timerfd=no 4354cat > $TMPC << EOF 4355#include <sys/timerfd.h> 4356 4357int main(void) 4358{ 4359 return(timerfd_create(CLOCK_REALTIME, 0)); 4360} 4361EOF 4362if compile_prog "" "" ; then 4363 timerfd=yes 4364fi 4365 4366# check for setns and unshare support 4367setns=no 4368cat > $TMPC << EOF 4369#include <sched.h> 4370 4371int main(void) 4372{ 4373 int ret; 4374 ret = setns(0, 0); 4375 ret = unshare(0); 4376 return ret; 4377} 4378EOF 4379if compile_prog "" "" ; then 4380 setns=yes 4381fi 4382 4383# clock_adjtime probe 4384clock_adjtime=no 4385cat > $TMPC <<EOF 4386#include <time.h> 4387 4388int main(void) 4389{ 4390 return clock_adjtime(0, 0); 4391} 4392EOF 4393clock_adjtime=no 4394if compile_prog "" "" ; then 4395 clock_adjtime=yes 4396fi 4397 4398# syncfs probe 4399syncfs=no 4400cat > $TMPC <<EOF 4401#include <unistd.h> 4402 4403int main(void) 4404{ 4405 return syncfs(0); 4406} 4407EOF 4408syncfs=no 4409if compile_prog "" "" ; then 4410 syncfs=yes 4411fi 4412 4413# check for kcov support (kernel must be 4.4+, compiled with certain options) 4414kcov=no 4415if check_include sys/kcov.h ; then 4416 kcov=yes 4417fi 4418 4419# check for btrfs filesystem support (kernel must be 3.9+) 4420btrfs=no 4421if check_include linux/btrfs.h ; then 4422 btrfs=yes 4423fi 4424 4425# Search for bswap_32 function 4426byteswap_h=no 4427cat > $TMPC << EOF 4428#include <byteswap.h> 4429int main(void) { return bswap_32(0); } 4430EOF 4431if compile_prog "" "" ; then 4432 byteswap_h=yes 4433fi 4434 4435# Search for bswap32 function 4436bswap_h=no 4437cat > $TMPC << EOF 4438#include <sys/endian.h> 4439#include <sys/types.h> 4440#include <machine/bswap.h> 4441int main(void) { return bswap32(0); } 4442EOF 4443if compile_prog "" "" ; then 4444 bswap_h=yes 4445fi 4446 4447########################################## 4448# Do we have libiscsi >= 1.9.0 4449if test "$libiscsi" != "no" ; then 4450 if $pkg_config --atleast-version=1.9.0 libiscsi; then 4451 libiscsi="yes" 4452 libiscsi_cflags=$($pkg_config --cflags libiscsi) 4453 libiscsi_libs=$($pkg_config --libs libiscsi) 4454 else 4455 if test "$libiscsi" = "yes" ; then 4456 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0" 4457 fi 4458 libiscsi="no" 4459 fi 4460fi 4461 4462########################################## 4463# Do we need librt 4464# uClibc provides 2 versions of clock_gettime(), one with realtime 4465# support and one without. This means that the clock_gettime() don't 4466# need -lrt. We still need it for timer_create() so we check for this 4467# function in addition. 4468cat > $TMPC <<EOF 4469#include <signal.h> 4470#include <time.h> 4471int main(void) { 4472 timer_create(CLOCK_REALTIME, NULL, NULL); 4473 return clock_gettime(CLOCK_REALTIME, NULL); 4474} 4475EOF 4476 4477if compile_prog "" "" ; then 4478 : 4479# we need pthread for static linking. use previous pthread test result 4480elif compile_prog "" "$pthread_lib -lrt" ; then 4481 LIBS="$LIBS -lrt" 4482fi 4483 4484# Check whether we have openpty() in either libc or libutil 4485cat > $TMPC << EOF 4486extern int openpty(int *am, int *as, char *name, void *termp, void *winp); 4487int main(void) { return openpty(0, 0, 0, 0, 0); } 4488EOF 4489 4490have_openpty="no" 4491if compile_prog "" "" ; then 4492 have_openpty="yes" 4493else 4494 if compile_prog "" "-lutil" ; then 4495 have_openpty="yes" 4496 fi 4497fi 4498 4499########################################## 4500# spice probe 4501if test "$spice" != "no" ; then 4502 cat > $TMPC << EOF 4503#include <spice.h> 4504int main(void) { spice_server_new(); return 0; } 4505EOF 4506 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null) 4507 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null) 4508 if $pkg_config --atleast-version=0.12.5 spice-server && \ 4509 $pkg_config --atleast-version=0.12.3 spice-protocol && \ 4510 compile_prog "$spice_cflags" "$spice_libs" ; then 4511 spice="yes" 4512 else 4513 if test "$spice" = "yes" ; then 4514 feature_not_found "spice" \ 4515 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel" 4516 fi 4517 spice="no" 4518 fi 4519fi 4520 4521# check for smartcard support 4522if test "$smartcard" != "no"; then 4523 if $pkg_config --atleast-version=2.5.1 libcacard; then 4524 libcacard_cflags=$($pkg_config --cflags libcacard) 4525 libcacard_libs=$($pkg_config --libs libcacard) 4526 smartcard="yes" 4527 else 4528 if test "$smartcard" = "yes"; then 4529 feature_not_found "smartcard" "Install libcacard devel" 4530 fi 4531 smartcard="no" 4532 fi 4533fi 4534 4535# check for libusb 4536if test "$libusb" != "no" ; then 4537 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then 4538 libusb="yes" 4539 libusb_cflags=$($pkg_config --cflags libusb-1.0) 4540 libusb_libs=$($pkg_config --libs libusb-1.0) 4541 else 4542 if test "$libusb" = "yes"; then 4543 feature_not_found "libusb" "Install libusb devel >= 1.0.13" 4544 fi 4545 libusb="no" 4546 fi 4547fi 4548 4549# check for usbredirparser for usb network redirection support 4550if test "$usb_redir" != "no" ; then 4551 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then 4552 usb_redir="yes" 4553 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5) 4554 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5) 4555 else 4556 if test "$usb_redir" = "yes"; then 4557 feature_not_found "usb-redir" "Install usbredir devel" 4558 fi 4559 usb_redir="no" 4560 fi 4561fi 4562 4563########################################## 4564# check if we have VSS SDK headers for win 4565 4566if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \ 4567 test "$vss_win32_sdk" != "no" ; then 4568 case "$vss_win32_sdk" in 4569 "") vss_win32_include="-isystem $source_path" ;; 4570 *\ *) # The SDK is installed in "Program Files" by default, but we cannot 4571 # handle path with spaces. So we symlink the headers into ".sdk/vss". 4572 vss_win32_include="-isystem $source_path/.sdk/vss" 4573 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc" 4574 ;; 4575 *) vss_win32_include="-isystem $vss_win32_sdk" 4576 esac 4577 cat > $TMPC << EOF 4578#define __MIDL_user_allocate_free_DEFINED__ 4579#include <inc/win2003/vss.h> 4580int main(void) { return VSS_CTX_BACKUP; } 4581EOF 4582 if compile_prog "$vss_win32_include" "" ; then 4583 guest_agent_with_vss="yes" 4584 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include" 4585 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga" 4586 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb" 4587 else 4588 if test "$vss_win32_sdk" != "" ; then 4589 echo "ERROR: Please download and install Microsoft VSS SDK:" 4590 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490" 4591 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:" 4592 echo "ERROR: scripts/extract-vsssdk-headers setup.exe" 4593 echo "ERROR: The headers are extracted in the directory \`inc'." 4594 feature_not_found "VSS support" 4595 fi 4596 guest_agent_with_vss="no" 4597 fi 4598fi 4599 4600########################################## 4601# lookup Windows platform SDK (if not specified) 4602# The SDK is needed only to build .tlb (type library) file of guest agent 4603# VSS provider from the source. It is usually unnecessary because the 4604# pre-compiled .tlb file is included. 4605 4606if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \ 4607 test "$guest_agent_with_vss" = "yes" ; then 4608 if test -z "$win_sdk"; then 4609 programfiles="$PROGRAMFILES" 4610 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432" 4611 if test -n "$programfiles"; then 4612 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null 4613 else 4614 feature_not_found "Windows SDK" 4615 fi 4616 elif test "$win_sdk" = "no"; then 4617 win_sdk="" 4618 fi 4619fi 4620 4621########################################## 4622# check if mingw environment provides a recent ntddscsi.h 4623if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then 4624 cat > $TMPC << EOF 4625#include <windows.h> 4626#include <ntddscsi.h> 4627int main(void) { 4628#if !defined(IOCTL_SCSI_GET_ADDRESS) 4629#error Missing required ioctl definitions 4630#endif 4631 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 }; 4632 return addr.Lun; 4633} 4634EOF 4635 if compile_prog "" "" ; then 4636 guest_agent_ntddscsi=yes 4637 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga" 4638 fi 4639fi 4640 4641########################################## 4642# virgl renderer probe 4643 4644if test "$virglrenderer" != "no" ; then 4645 cat > $TMPC << EOF 4646#include <virglrenderer.h> 4647int main(void) { virgl_renderer_poll(); return 0; } 4648EOF 4649 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null) 4650 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null) 4651 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null) 4652 if $pkg_config virglrenderer >/dev/null 2>&1 && \ 4653 compile_prog "$virgl_cflags" "$virgl_libs" ; then 4654 virglrenderer="yes" 4655 else 4656 if test "$virglrenderer" = "yes" ; then 4657 feature_not_found "virglrenderer" 4658 fi 4659 virglrenderer="no" 4660 fi 4661fi 4662 4663########################################## 4664# capstone 4665 4666case "$capstone" in 4667 auto | enabled | internal) 4668 # Simpler to always update submodule, even if not needed. 4669 if test -e "${source_path}/.git" && test $git_update = 'yes' ; then 4670 git_submodules="${git_submodules} capstone" 4671 fi 4672 ;; 4673esac 4674 4675########################################## 4676# check if we have fdatasync 4677 4678fdatasync=no 4679cat > $TMPC << EOF 4680#include <unistd.h> 4681int main(void) { 4682#if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 4683return fdatasync(0); 4684#else 4685#error Not supported 4686#endif 4687} 4688EOF 4689if compile_prog "" "" ; then 4690 fdatasync=yes 4691fi 4692 4693########################################## 4694# check if we have madvise 4695 4696madvise=no 4697cat > $TMPC << EOF 4698#include <sys/types.h> 4699#include <sys/mman.h> 4700#include <stddef.h> 4701int main(void) { return madvise(NULL, 0, MADV_DONTNEED); } 4702EOF 4703if compile_prog "" "" ; then 4704 madvise=yes 4705fi 4706 4707########################################## 4708# check if we have posix_madvise 4709 4710posix_madvise=no 4711cat > $TMPC << EOF 4712#include <sys/mman.h> 4713#include <stddef.h> 4714int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); } 4715EOF 4716if compile_prog "" "" ; then 4717 posix_madvise=yes 4718fi 4719 4720########################################## 4721# check if we have posix_memalign() 4722 4723posix_memalign=no 4724cat > $TMPC << EOF 4725#include <stdlib.h> 4726int main(void) { 4727 void *p; 4728 return posix_memalign(&p, 8, 8); 4729} 4730EOF 4731if compile_prog "" "" ; then 4732 posix_memalign=yes 4733fi 4734 4735########################################## 4736# check if we have posix_syslog 4737 4738posix_syslog=no 4739cat > $TMPC << EOF 4740#include <syslog.h> 4741int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; } 4742EOF 4743if compile_prog "" "" ; then 4744 posix_syslog=yes 4745fi 4746 4747########################################## 4748# check if we have sem_timedwait 4749 4750sem_timedwait=no 4751cat > $TMPC << EOF 4752#include <semaphore.h> 4753int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); } 4754EOF 4755if compile_prog "" "" ; then 4756 sem_timedwait=yes 4757fi 4758 4759########################################## 4760# check if we have strchrnul 4761 4762strchrnul=no 4763cat > $TMPC << EOF 4764#include <string.h> 4765int main(void); 4766// Use a haystack that the compiler shouldn't be able to constant fold 4767char *haystack = (char*)&main; 4768int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; } 4769EOF 4770if compile_prog "" "" ; then 4771 strchrnul=yes 4772fi 4773 4774######################################### 4775# check if we have st_atim 4776 4777st_atim=no 4778cat > $TMPC << EOF 4779#include <sys/stat.h> 4780#include <stddef.h> 4781int main(void) { return offsetof(struct stat, st_atim); } 4782EOF 4783if compile_prog "" "" ; then 4784 st_atim=yes 4785fi 4786 4787########################################## 4788# check if trace backend exists 4789 4790$python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null 4791if test "$?" -ne 0 ; then 4792 error_exit "invalid trace backends" \ 4793 "Please choose supported trace backends." 4794fi 4795 4796########################################## 4797# For 'ust' backend, test if ust headers are present 4798if have_backend "ust"; then 4799 cat > $TMPC << EOF 4800#include <lttng/tracepoint.h> 4801int main(void) { return 0; } 4802EOF 4803 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then 4804 if $pkg_config lttng-ust --exists; then 4805 lttng_ust_libs=$($pkg_config --libs lttng-ust) 4806 else 4807 lttng_ust_libs="-llttng-ust -ldl" 4808 fi 4809 if $pkg_config liburcu-bp --exists; then 4810 urcu_bp_libs=$($pkg_config --libs liburcu-bp) 4811 else 4812 urcu_bp_libs="-lurcu-bp" 4813 fi 4814 else 4815 error_exit "Trace backend 'ust' missing lttng-ust header files" 4816 fi 4817fi 4818 4819########################################## 4820# For 'dtrace' backend, test if 'dtrace' command is present 4821if have_backend "dtrace"; then 4822 if ! has 'dtrace' ; then 4823 error_exit "dtrace command is not found in PATH $PATH" 4824 fi 4825 trace_backend_stap="no" 4826 if has 'stap' ; then 4827 trace_backend_stap="yes" 4828 fi 4829fi 4830 4831########################################## 4832# check and set a backend for coroutine 4833 4834# We prefer ucontext, but it's not always possible. The fallback 4835# is sigcontext. On Windows the only valid backend is the Windows 4836# specific one. 4837 4838ucontext_works=no 4839if test "$darwin" != "yes"; then 4840 cat > $TMPC << EOF 4841#include <ucontext.h> 4842#ifdef __stub_makecontext 4843#error Ignoring glibc stub makecontext which will always fail 4844#endif 4845int main(void) { makecontext(0, 0, 0); return 0; } 4846EOF 4847 if compile_prog "" "" ; then 4848 ucontext_works=yes 4849 fi 4850fi 4851 4852if test "$coroutine" = ""; then 4853 if test "$mingw32" = "yes"; then 4854 coroutine=win32 4855 elif test "$ucontext_works" = "yes"; then 4856 coroutine=ucontext 4857 else 4858 coroutine=sigaltstack 4859 fi 4860else 4861 case $coroutine in 4862 windows) 4863 if test "$mingw32" != "yes"; then 4864 error_exit "'windows' coroutine backend only valid for Windows" 4865 fi 4866 # Unfortunately the user visible backend name doesn't match the 4867 # coroutine-*.c filename for this case, so we have to adjust it here. 4868 coroutine=win32 4869 ;; 4870 ucontext) 4871 if test "$ucontext_works" != "yes"; then 4872 feature_not_found "ucontext" 4873 fi 4874 ;; 4875 sigaltstack) 4876 if test "$mingw32" = "yes"; then 4877 error_exit "only the 'windows' coroutine backend is valid for Windows" 4878 fi 4879 ;; 4880 *) 4881 error_exit "unknown coroutine backend $coroutine" 4882 ;; 4883 esac 4884fi 4885 4886if test "$coroutine_pool" = ""; then 4887 coroutine_pool=yes 4888fi 4889 4890if test "$debug_stack_usage" = "yes"; then 4891 if test "$coroutine_pool" = "yes"; then 4892 echo "WARN: disabling coroutine pool for stack usage debugging" 4893 coroutine_pool=no 4894 fi 4895fi 4896 4897################################################## 4898# SafeStack 4899 4900 4901if test "$safe_stack" = "yes"; then 4902cat > $TMPC << EOF 4903int main(int argc, char *argv[]) 4904{ 4905#if ! __has_feature(safe_stack) 4906#error SafeStack Disabled 4907#endif 4908 return 0; 4909} 4910EOF 4911 flag="-fsanitize=safe-stack" 4912 # Check that safe-stack is supported and enabled. 4913 if compile_prog "-Werror $flag" "$flag"; then 4914 # Flag needed both at compilation and at linking 4915 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 4916 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 4917 else 4918 error_exit "SafeStack not supported by your compiler" 4919 fi 4920 if test "$coroutine" != "ucontext"; then 4921 error_exit "SafeStack is only supported by the coroutine backend ucontext" 4922 fi 4923else 4924cat > $TMPC << EOF 4925int main(int argc, char *argv[]) 4926{ 4927#if defined(__has_feature) 4928#if __has_feature(safe_stack) 4929#error SafeStack Enabled 4930#endif 4931#endif 4932 return 0; 4933} 4934EOF 4935if test "$safe_stack" = "no"; then 4936 # Make sure that safe-stack is disabled 4937 if ! compile_prog "-Werror" ""; then 4938 # SafeStack was already enabled, try to explicitly remove the feature 4939 flag="-fno-sanitize=safe-stack" 4940 if ! compile_prog "-Werror $flag" "$flag"; then 4941 error_exit "Configure cannot disable SafeStack" 4942 fi 4943 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 4944 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 4945 fi 4946else # "$safe_stack" = "" 4947 # Set safe_stack to yes or no based on pre-existing flags 4948 if compile_prog "-Werror" ""; then 4949 safe_stack="no" 4950 else 4951 safe_stack="yes" 4952 if test "$coroutine" != "ucontext"; then 4953 error_exit "SafeStack is only supported by the coroutine backend ucontext" 4954 fi 4955 fi 4956fi 4957fi 4958 4959########################################## 4960# check if we have open_by_handle_at 4961 4962open_by_handle_at=no 4963cat > $TMPC << EOF 4964#include <fcntl.h> 4965#if !defined(AT_EMPTY_PATH) 4966# error missing definition 4967#else 4968int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 4969#endif 4970EOF 4971if compile_prog "" "" ; then 4972 open_by_handle_at=yes 4973fi 4974 4975######################################## 4976# check if we have linux/magic.h 4977 4978linux_magic_h=no 4979cat > $TMPC << EOF 4980#include <linux/magic.h> 4981int main(void) { 4982 return 0; 4983} 4984EOF 4985if compile_prog "" "" ; then 4986 linux_magic_h=yes 4987fi 4988 4989######################################## 4990# check if we have valgrind/valgrind.h 4991 4992valgrind_h=no 4993cat > $TMPC << EOF 4994#include <valgrind/valgrind.h> 4995int main(void) { 4996 return 0; 4997} 4998EOF 4999if compile_prog "" "" ; then 5000 valgrind_h=yes 5001fi 5002 5003######################################## 5004# check if environ is declared 5005 5006has_environ=no 5007cat > $TMPC << EOF 5008#include <unistd.h> 5009int main(void) { 5010 environ = 0; 5011 return 0; 5012} 5013EOF 5014if compile_prog "" "" ; then 5015 has_environ=yes 5016fi 5017 5018######################################## 5019# check if cpuid.h is usable. 5020 5021cat > $TMPC << EOF 5022#include <cpuid.h> 5023int main(void) { 5024 unsigned a, b, c, d; 5025 int max = __get_cpuid_max(0, 0); 5026 5027 if (max >= 1) { 5028 __cpuid(1, a, b, c, d); 5029 } 5030 5031 if (max >= 7) { 5032 __cpuid_count(7, 0, a, b, c, d); 5033 } 5034 5035 return 0; 5036} 5037EOF 5038if compile_prog "" "" ; then 5039 cpuid_h=yes 5040fi 5041 5042########################################## 5043# avx2 optimization requirement check 5044# 5045# There is no point enabling this if cpuid.h is not usable, 5046# since we won't be able to select the new routines. 5047 5048if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then 5049 cat > $TMPC << EOF 5050#pragma GCC push_options 5051#pragma GCC target("avx2") 5052#include <cpuid.h> 5053#include <immintrin.h> 5054static int bar(void *a) { 5055 __m256i x = *(__m256i *)a; 5056 return _mm256_testz_si256(x, x); 5057} 5058int main(int argc, char *argv[]) { return bar(argv[0]); } 5059EOF 5060 if compile_object "" ; then 5061 avx2_opt="yes" 5062 else 5063 avx2_opt="no" 5064 fi 5065fi 5066 5067########################################## 5068# avx512f optimization requirement check 5069# 5070# There is no point enabling this if cpuid.h is not usable, 5071# since we won't be able to select the new routines. 5072# by default, it is turned off. 5073# if user explicitly want to enable it, check environment 5074 5075if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then 5076 cat > $TMPC << EOF 5077#pragma GCC push_options 5078#pragma GCC target("avx512f") 5079#include <cpuid.h> 5080#include <immintrin.h> 5081static int bar(void *a) { 5082 __m512i x = *(__m512i *)a; 5083 return _mm512_test_epi64_mask(x, x); 5084} 5085int main(int argc, char *argv[]) 5086{ 5087 return bar(argv[0]); 5088} 5089EOF 5090 if ! compile_object "" ; then 5091 avx512f_opt="no" 5092 fi 5093else 5094 avx512f_opt="no" 5095fi 5096 5097######################################## 5098# check if __[u]int128_t is usable. 5099 5100int128=no 5101cat > $TMPC << EOF 5102__int128_t a; 5103__uint128_t b; 5104int main (void) { 5105 a = a + b; 5106 b = a * b; 5107 a = a * a; 5108 return 0; 5109} 5110EOF 5111if compile_prog "" "" ; then 5112 int128=yes 5113fi 5114 5115######################################### 5116# See if 128-bit atomic operations are supported. 5117 5118atomic128=no 5119if test "$int128" = "yes"; then 5120 cat > $TMPC << EOF 5121int main(void) 5122{ 5123 unsigned __int128 x = 0, y = 0; 5124 y = __atomic_load_16(&x, 0); 5125 __atomic_store_16(&x, y, 0); 5126 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0); 5127 return 0; 5128} 5129EOF 5130 if compile_prog "" "" ; then 5131 atomic128=yes 5132 fi 5133fi 5134 5135cmpxchg128=no 5136if test "$int128" = yes && test "$atomic128" = no; then 5137 cat > $TMPC << EOF 5138int main(void) 5139{ 5140 unsigned __int128 x = 0, y = 0; 5141 __sync_val_compare_and_swap_16(&x, y, x); 5142 return 0; 5143} 5144EOF 5145 if compile_prog "" "" ; then 5146 cmpxchg128=yes 5147 fi 5148fi 5149 5150######################################### 5151# See if 64-bit atomic operations are supported. 5152# Note that without __atomic builtins, we can only 5153# assume atomic loads/stores max at pointer size. 5154 5155cat > $TMPC << EOF 5156#include <stdint.h> 5157int main(void) 5158{ 5159 uint64_t x = 0, y = 0; 5160#ifdef __ATOMIC_RELAXED 5161 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 5162 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 5163 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 5164 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 5165 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 5166#else 5167 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1]; 5168 __sync_lock_test_and_set(&x, y); 5169 __sync_val_compare_and_swap(&x, y, 0); 5170 __sync_fetch_and_add(&x, y); 5171#endif 5172 return 0; 5173} 5174EOF 5175if compile_prog "" "" ; then 5176 atomic64=yes 5177fi 5178 5179######################################### 5180# See if --dynamic-list is supported by the linker 5181ld_dynamic_list="no" 5182if test "$static" = "no" ; then 5183 cat > $TMPTXT <<EOF 5184{ 5185 foo; 5186}; 5187EOF 5188 5189 cat > $TMPC <<EOF 5190#include <stdio.h> 5191void foo(void); 5192 5193void foo(void) 5194{ 5195 printf("foo\n"); 5196} 5197 5198int main(void) 5199{ 5200 foo(); 5201 return 0; 5202} 5203EOF 5204 5205 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then 5206 ld_dynamic_list="yes" 5207 fi 5208fi 5209 5210######################################### 5211# See if -exported_symbols_list is supported by the linker 5212 5213ld_exported_symbols_list="no" 5214if test "$static" = "no" ; then 5215 cat > $TMPTXT <<EOF 5216 _foo 5217EOF 5218 5219 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then 5220 ld_exported_symbols_list="yes" 5221 fi 5222fi 5223 5224if test "$plugins" = "yes" && 5225 test "$ld_dynamic_list" = "no" && 5226 test "$ld_exported_symbols_list" = "no" ; then 5227 error_exit \ 5228 "Plugin support requires dynamic linking and specifying a set of symbols " \ 5229 "that are exported to plugins. Unfortunately your linker doesn't " \ 5230 "support the flag (--dynamic-list or -exported_symbols_list) used " \ 5231 "for this purpose. You can't build with --static." 5232fi 5233 5234######################################## 5235# See if __attribute__((alias)) is supported. 5236# This false for Xcode 9, but has been remedied for Xcode 10. 5237# Unfortunately, travis uses Xcode 9 by default. 5238 5239attralias=no 5240cat > $TMPC << EOF 5241int x = 1; 5242extern const int y __attribute__((alias("x"))); 5243int main(void) { return 0; } 5244EOF 5245if compile_prog "" "" ; then 5246 attralias=yes 5247fi 5248 5249######################################## 5250# check if getauxval is available. 5251 5252getauxval=no 5253cat > $TMPC << EOF 5254#include <sys/auxv.h> 5255int main(void) { 5256 return getauxval(AT_HWCAP) == 0; 5257} 5258EOF 5259if compile_prog "" "" ; then 5260 getauxval=yes 5261fi 5262 5263######################################## 5264# check if ccache is interfering with 5265# semantic analysis of macros 5266 5267unset CCACHE_CPP2 5268ccache_cpp2=no 5269cat > $TMPC << EOF 5270static const int Z = 1; 5271#define fn() ({ Z; }) 5272#define TAUT(X) ((X) == Z) 5273#define PAREN(X, Y) (X == Y) 5274#define ID(X) (X) 5275int main(int argc, char *argv[]) 5276{ 5277 int x = 0, y = 0; 5278 x = ID(x); 5279 x = fn(); 5280 fn(); 5281 if (PAREN(x, y)) return 0; 5282 if (TAUT(Z)) return 0; 5283 return 0; 5284} 5285EOF 5286 5287if ! compile_object "-Werror"; then 5288 ccache_cpp2=yes 5289fi 5290 5291################################################# 5292# clang does not support glibc + FORTIFY_SOURCE. 5293 5294if test "$fortify_source" != "no"; then 5295 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then 5296 fortify_source="no"; 5297 elif test -n "$cxx" && has $cxx && 5298 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then 5299 fortify_source="no"; 5300 else 5301 fortify_source="yes" 5302 fi 5303fi 5304 5305############################################### 5306# Check if copy_file_range is provided by glibc 5307have_copy_file_range=no 5308cat > $TMPC << EOF 5309#include <unistd.h> 5310int main(void) { 5311 copy_file_range(0, NULL, 0, NULL, 0, 0); 5312 return 0; 5313} 5314EOF 5315if compile_prog "" "" ; then 5316 have_copy_file_range=yes 5317fi 5318 5319########################################## 5320# check if struct fsxattr is available via linux/fs.h 5321 5322have_fsxattr=no 5323cat > $TMPC << EOF 5324#include <linux/fs.h> 5325struct fsxattr foo; 5326int main(void) { 5327 return 0; 5328} 5329EOF 5330if compile_prog "" "" ; then 5331 have_fsxattr=yes 5332fi 5333 5334########################################## 5335# check for usable membarrier system call 5336if test "$membarrier" = "yes"; then 5337 have_membarrier=no 5338 if test "$mingw32" = "yes" ; then 5339 have_membarrier=yes 5340 elif test "$linux" = "yes" ; then 5341 cat > $TMPC << EOF 5342 #include <linux/membarrier.h> 5343 #include <sys/syscall.h> 5344 #include <unistd.h> 5345 #include <stdlib.h> 5346 int main(void) { 5347 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 5348 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 5349 exit(0); 5350 } 5351EOF 5352 if compile_prog "" "" ; then 5353 have_membarrier=yes 5354 fi 5355 fi 5356 if test "$have_membarrier" = "no"; then 5357 feature_not_found "membarrier" "membarrier system call not available" 5358 fi 5359else 5360 # Do not enable it by default even for Mingw32, because it doesn't 5361 # work on Wine. 5362 membarrier=no 5363fi 5364 5365########################################## 5366# check if rtnetlink.h exists and is useful 5367have_rtnetlink=no 5368cat > $TMPC << EOF 5369#include <linux/rtnetlink.h> 5370int main(void) { 5371 return IFLA_PROTO_DOWN; 5372} 5373EOF 5374if compile_prog "" "" ; then 5375 have_rtnetlink=yes 5376fi 5377 5378########################################## 5379# check for usable AF_VSOCK environment 5380have_af_vsock=no 5381cat > $TMPC << EOF 5382#include <errno.h> 5383#include <sys/types.h> 5384#include <sys/socket.h> 5385#if !defined(AF_VSOCK) 5386# error missing AF_VSOCK flag 5387#endif 5388#include <linux/vm_sockets.h> 5389int main(void) { 5390 int sock, ret; 5391 struct sockaddr_vm svm; 5392 socklen_t len = sizeof(svm); 5393 sock = socket(AF_VSOCK, SOCK_STREAM, 0); 5394 ret = getpeername(sock, (struct sockaddr *)&svm, &len); 5395 if ((ret == -1) && (errno == ENOTCONN)) { 5396 return 0; 5397 } 5398 return -1; 5399} 5400EOF 5401if compile_prog "" "" ; then 5402 have_af_vsock=yes 5403fi 5404 5405########################################## 5406# check for usable AF_ALG environment 5407have_afalg=no 5408cat > $TMPC << EOF 5409#include <errno.h> 5410#include <sys/types.h> 5411#include <sys/socket.h> 5412#include <linux/if_alg.h> 5413int main(void) { 5414 int sock; 5415 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 5416 return sock; 5417} 5418EOF 5419if compile_prog "" "" ; then 5420 have_afalg=yes 5421fi 5422if test "$crypto_afalg" = "yes" 5423then 5424 if test "$have_afalg" != "yes" 5425 then 5426 error_exit "AF_ALG requested but could not be detected" 5427 fi 5428fi 5429 5430 5431################################################# 5432# check for sysmacros.h 5433 5434have_sysmacros=no 5435cat > $TMPC << EOF 5436#include <sys/sysmacros.h> 5437int main(void) { 5438 return makedev(0, 0); 5439} 5440EOF 5441if compile_prog "" "" ; then 5442 have_sysmacros=yes 5443fi 5444 5445########################################## 5446# check for _Static_assert() 5447 5448have_static_assert=no 5449cat > $TMPC << EOF 5450_Static_assert(1, "success"); 5451int main(void) { 5452 return 0; 5453} 5454EOF 5455if compile_prog "" "" ; then 5456 have_static_assert=yes 5457fi 5458 5459########################################## 5460# check for utmpx.h, it is missing e.g. on OpenBSD 5461 5462have_utmpx=no 5463cat > $TMPC << EOF 5464#include <utmpx.h> 5465struct utmpx user_info; 5466int main(void) { 5467 return 0; 5468} 5469EOF 5470if compile_prog "" "" ; then 5471 have_utmpx=yes 5472fi 5473 5474########################################## 5475# check for getrandom() 5476 5477have_getrandom=no 5478cat > $TMPC << EOF 5479#include <sys/random.h> 5480int main(void) { 5481 return getrandom(0, 0, GRND_NONBLOCK); 5482} 5483EOF 5484if compile_prog "" "" ; then 5485 have_getrandom=yes 5486fi 5487 5488########################################## 5489# checks for sanitizers 5490 5491have_asan=no 5492have_ubsan=no 5493have_asan_iface_h=no 5494have_asan_iface_fiber=no 5495 5496if test "$sanitizers" = "yes" ; then 5497 write_c_skeleton 5498 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then 5499 have_asan=yes 5500 fi 5501 5502 # we could use a simple skeleton for flags checks, but this also 5503 # detect the static linking issue of ubsan, see also: 5504 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285 5505 cat > $TMPC << EOF 5506#include <stdlib.h> 5507int main(void) { 5508 void *tmp = malloc(10); 5509 if (tmp != NULL) { 5510 return *(int *)(tmp + 2); 5511 } 5512 return 1; 5513} 5514EOF 5515 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then 5516 have_ubsan=yes 5517 fi 5518 5519 if check_include "sanitizer/asan_interface.h" ; then 5520 have_asan_iface_h=yes 5521 fi 5522 5523 cat > $TMPC << EOF 5524#include <sanitizer/asan_interface.h> 5525int main(void) { 5526 __sanitizer_start_switch_fiber(0, 0, 0); 5527 return 0; 5528} 5529EOF 5530 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then 5531 have_asan_iface_fiber=yes 5532 fi 5533fi 5534 5535########################################## 5536# checks for fuzzer 5537if test "$fuzzing" = "yes" && test -z "${LIB_FUZZING_ENGINE+xxx}"; then 5538 write_c_fuzzer_skeleton 5539 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=fuzzer" ""; then 5540 have_fuzzer=yes 5541 else 5542 error_exit "Your compiler doesn't support -fsanitize=fuzzer" 5543 exit 1 5544 fi 5545fi 5546 5547# Thread sanitizer is, for now, much noisier than the other sanitizers; 5548# keep it separate until that is not the case. 5549if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then 5550 error_exit "TSAN is not supported with other sanitiziers." 5551fi 5552have_tsan=no 5553have_tsan_iface_fiber=no 5554if test "$tsan" = "yes" ; then 5555 write_c_skeleton 5556 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then 5557 have_tsan=yes 5558 fi 5559 cat > $TMPC << EOF 5560#include <sanitizer/tsan_interface.h> 5561int main(void) { 5562 __tsan_create_fiber(0); 5563 return 0; 5564} 5565EOF 5566 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then 5567 have_tsan_iface_fiber=yes 5568 fi 5569fi 5570 5571########################################## 5572# check for libpmem 5573 5574if test "$libpmem" != "no"; then 5575 if $pkg_config --exists "libpmem"; then 5576 libpmem="yes" 5577 libpmem_libs=$($pkg_config --libs libpmem) 5578 libpmem_cflags=$($pkg_config --cflags libpmem) 5579 else 5580 if test "$libpmem" = "yes" ; then 5581 feature_not_found "libpmem" "Install nvml or pmdk" 5582 fi 5583 libpmem="no" 5584 fi 5585fi 5586 5587########################################## 5588# check for libdaxctl 5589 5590if test "$libdaxctl" != "no"; then 5591 if $pkg_config --atleast-version=57 "libdaxctl"; then 5592 libdaxctl="yes" 5593 libdaxctl_libs=$($pkg_config --libs libdaxctl) 5594 libdaxctl_cflags=$($pkg_config --cflags libdaxctl) 5595 else 5596 if test "$libdaxctl" = "yes" ; then 5597 feature_not_found "libdaxctl" "Install libdaxctl" 5598 fi 5599 libdaxctl="no" 5600 fi 5601fi 5602 5603########################################## 5604# check for slirp 5605 5606case "$slirp" in 5607 auto | enabled | internal) 5608 # Simpler to always update submodule, even if not needed. 5609 if test -e "${source_path}/.git" && test $git_update = 'yes' ; then 5610 git_submodules="${git_submodules} slirp" 5611 fi 5612 ;; 5613esac 5614 5615########################################## 5616# check for usable __NR_keyctl syscall 5617 5618if test "$linux" = "yes" ; then 5619 5620 have_keyring=no 5621 cat > $TMPC << EOF 5622#include <errno.h> 5623#include <asm/unistd.h> 5624#include <linux/keyctl.h> 5625#include <unistd.h> 5626int main(void) { 5627 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 5628} 5629EOF 5630 if compile_prog "" "" ; then 5631 have_keyring=yes 5632 fi 5633fi 5634if test "$secret_keyring" != "no" 5635then 5636 if test "$have_keyring" = "yes" 5637 then 5638 secret_keyring=yes 5639 else 5640 if test "$secret_keyring" = "yes" 5641 then 5642 error_exit "syscall __NR_keyctl requested, \ 5643but not implemented on your system" 5644 else 5645 secret_keyring=no 5646 fi 5647 fi 5648fi 5649 5650########################################## 5651# End of CC checks 5652# After here, no more $cc or $ld runs 5653 5654write_c_skeleton 5655 5656if test "$gcov" = "yes" ; then 5657 : 5658elif test "$fortify_source" = "yes" ; then 5659 QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS" 5660 debug=no 5661fi 5662 5663case "$ARCH" in 5664alpha) 5665 # Ensure there's only a single GP 5666 QEMU_CFLAGS="-msmall-data $QEMU_CFLAGS" 5667;; 5668esac 5669 5670if test "$gprof" = "yes" ; then 5671 QEMU_CFLAGS="-p $QEMU_CFLAGS" 5672 QEMU_LDFLAGS="-p $QEMU_LDFLAGS" 5673fi 5674 5675if test "$have_asan" = "yes"; then 5676 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS" 5677 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS" 5678 if test "$have_asan_iface_h" = "no" ; then 5679 echo "ASAN build enabled, but ASAN header missing." \ 5680 "Without code annotation, the report may be inferior." 5681 elif test "$have_asan_iface_fiber" = "no" ; then 5682 echo "ASAN build enabled, but ASAN header is too old." \ 5683 "Without code annotation, the report may be inferior." 5684 fi 5685fi 5686if test "$have_tsan" = "yes" ; then 5687 if test "$have_tsan_iface_fiber" = "yes" ; then 5688 QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS" 5689 QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS" 5690 else 5691 error_exit "Cannot enable TSAN due to missing fiber annotation interface." 5692 fi 5693elif test "$tsan" = "yes" ; then 5694 error_exit "Cannot enable TSAN due to missing sanitize thread interface." 5695fi 5696if test "$have_ubsan" = "yes"; then 5697 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS" 5698 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS" 5699fi 5700 5701########################################## 5702# Do we have libnfs 5703if test "$libnfs" != "no" ; then 5704 if $pkg_config --atleast-version=1.9.3 libnfs; then 5705 libnfs="yes" 5706 libnfs_libs=$($pkg_config --libs libnfs) 5707 else 5708 if test "$libnfs" = "yes" ; then 5709 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3" 5710 fi 5711 libnfs="no" 5712 fi 5713fi 5714 5715########################################## 5716 5717# Exclude --warn-common with TSan to suppress warnings from the TSan libraries. 5718if test "$solaris" = "no" && test "$tsan" = "no"; then 5719 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then 5720 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS" 5721 fi 5722fi 5723 5724# Use ASLR, no-SEH and DEP if available 5725if test "$mingw32" = "yes" ; then 5726 flags="--no-seh --nxcompat" 5727 5728 # Disable ASLR for debug builds to allow debugging with gdb 5729 if test "$debug" = "no" ; then 5730 flags="--dynamicbase $flags" 5731 fi 5732 5733 for flag in $flags; do 5734 if ld_has $flag ; then 5735 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS" 5736 fi 5737 done 5738fi 5739 5740# We can only support ivshmem if we have eventfd 5741if [ "$eventfd" = "yes" ]; then 5742 ivshmem=yes 5743fi 5744 5745if test "$softmmu" = yes ; then 5746 if test "$linux" = yes; then 5747 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then 5748 virtfs=yes 5749 else 5750 if test "$virtfs" = yes; then 5751 error_exit "VirtFS requires libcap-ng devel and libattr devel" 5752 fi 5753 virtfs=no 5754 fi 5755 else 5756 if test "$virtfs" = yes; then 5757 error_exit "VirtFS is supported only on Linux" 5758 fi 5759 virtfs=no 5760 fi 5761fi 5762 5763# Probe for guest agent support/options 5764 5765if [ "$guest_agent" != "no" ]; then 5766 if [ "$softmmu" = no -a "$want_tools" = no ] ; then 5767 guest_agent=no 5768 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then 5769 guest_agent=yes 5770 elif [ "$guest_agent" != yes ]; then 5771 guest_agent=no 5772 else 5773 error_exit "Guest agent is not supported on this platform" 5774 fi 5775fi 5776 5777# Guest agent Window MSI package 5778 5779if test "$guest_agent" != yes; then 5780 if test "$guest_agent_msi" = yes; then 5781 error_exit "MSI guest agent package requires guest agent enabled" 5782 fi 5783 guest_agent_msi=no 5784elif test "$mingw32" != "yes"; then 5785 if test "$guest_agent_msi" = "yes"; then 5786 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation" 5787 fi 5788 guest_agent_msi=no 5789elif ! has wixl; then 5790 if test "$guest_agent_msi" = "yes"; then 5791 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )" 5792 fi 5793 guest_agent_msi=no 5794else 5795 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't 5796 # disabled explicitly 5797 if test "$guest_agent_msi" != "no"; then 5798 guest_agent_msi=yes 5799 fi 5800fi 5801 5802if test "$guest_agent_msi" = "yes"; then 5803 if test "$guest_agent_with_vss" = "yes"; then 5804 QEMU_GA_MSI_WITH_VSS="-D InstallVss" 5805 fi 5806 5807 if test "$QEMU_GA_MANUFACTURER" = ""; then 5808 QEMU_GA_MANUFACTURER=QEMU 5809 fi 5810 5811 if test "$QEMU_GA_DISTRO" = ""; then 5812 QEMU_GA_DISTRO=Linux 5813 fi 5814 5815 if test "$QEMU_GA_VERSION" = ""; then 5816 QEMU_GA_VERSION=$(cat $source_path/VERSION) 5817 fi 5818 5819 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin" 5820 5821 case "$cpu" in 5822 x86_64) 5823 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64" 5824 ;; 5825 i386) 5826 QEMU_GA_MSI_ARCH="-D Arch=32" 5827 ;; 5828 *) 5829 error_exit "CPU $cpu not supported for building installation package" 5830 ;; 5831 esac 5832fi 5833 5834# Mac OS X ships with a broken assembler 5835roms= 5836if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \ 5837 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \ 5838 test "$softmmu" = yes ; then 5839 # Different host OS linkers have different ideas about the name of the ELF 5840 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd 5841 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe. 5842 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do 5843 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then 5844 ld_i386_emulation="$emu" 5845 roms="optionrom" 5846 break 5847 fi 5848 done 5849fi 5850 5851# Only build s390-ccw bios if we're on s390x and the compiler has -march=z900 5852if test "$cpu" = "s390x" ; then 5853 write_c_skeleton 5854 if compile_prog "-march=z900" ""; then 5855 roms="$roms s390-ccw" 5856 # SLOF is required for building the s390-ccw firmware on s390x, 5857 # since it is using the libnet code from SLOF for network booting. 5858 if test -e "${source_path}/.git" ; then 5859 git_submodules="${git_submodules} roms/SLOF" 5860 fi 5861 fi 5862fi 5863 5864# Check that the C++ compiler exists and works with the C compiler. 5865# All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added. 5866if has $cxx; then 5867 cat > $TMPC <<EOF 5868int c_function(void); 5869int main(void) { return c_function(); } 5870EOF 5871 5872 compile_object 5873 5874 cat > $TMPCXX <<EOF 5875extern "C" { 5876 int c_function(void); 5877} 5878int c_function(void) { return 42; } 5879EOF 5880 5881 update_cxxflags 5882 5883 if do_cxx $CXXFLAGS $CONFIGURE_CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then 5884 # C++ compiler $cxx works ok with C compiler $cc 5885 : 5886 else 5887 echo "C++ compiler $cxx does not work with C compiler $cc" 5888 echo "Disabling C++ specific optional code" 5889 cxx= 5890 fi 5891else 5892 echo "No C++ compiler available; disabling C++ specific optional code" 5893 cxx= 5894fi 5895 5896if test $git_update = 'yes' ; then 5897 (cd "${source_path}" && GIT="$git" "./scripts/git-submodule.sh" update "$git_submodules") 5898fi 5899 5900config_host_mak="config-host.mak" 5901 5902echo "# Automatically generated by configure - do not modify" > $config_host_mak 5903echo >> $config_host_mak 5904 5905echo all: >> $config_host_mak 5906echo "GIT=$git" >> $config_host_mak 5907echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak 5908echo "GIT_UPDATE=$git_update" >> $config_host_mak 5909 5910echo "ARCH=$ARCH" >> $config_host_mak 5911 5912if test "$default_devices" = "yes" ; then 5913 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak 5914else 5915 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak 5916fi 5917if test "$debug_tcg" = "yes" ; then 5918 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak 5919fi 5920if test "$strip_opt" = "yes" ; then 5921 echo "STRIP=${strip}" >> $config_host_mak 5922fi 5923if test "$bigendian" = "yes" ; then 5924 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak 5925fi 5926if test "$mingw32" = "yes" ; then 5927 echo "CONFIG_WIN32=y" >> $config_host_mak 5928 rc_version=$(cat $source_path/VERSION) 5929 version_major=${rc_version%%.*} 5930 rc_version=${rc_version#*.} 5931 version_minor=${rc_version%%.*} 5932 rc_version=${rc_version#*.} 5933 version_subminor=${rc_version%%.*} 5934 version_micro=0 5935 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak 5936 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak 5937 if test "$guest_agent_with_vss" = "yes" ; then 5938 echo "CONFIG_QGA_VSS=y" >> $config_host_mak 5939 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak 5940 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak 5941 fi 5942 if test "$guest_agent_ntddscsi" = "yes" ; then 5943 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak 5944 fi 5945 if test "$guest_agent_msi" = "yes"; then 5946 echo "CONFIG_QGA_MSI=y" >> $config_host_mak 5947 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak 5948 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak 5949 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak 5950 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak 5951 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak 5952 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak 5953 fi 5954else 5955 echo "CONFIG_POSIX=y" >> $config_host_mak 5956fi 5957 5958if test "$linux" = "yes" ; then 5959 echo "CONFIG_LINUX=y" >> $config_host_mak 5960fi 5961 5962if test "$darwin" = "yes" ; then 5963 echo "CONFIG_DARWIN=y" >> $config_host_mak 5964fi 5965 5966if test "$solaris" = "yes" ; then 5967 echo "CONFIG_SOLARIS=y" >> $config_host_mak 5968fi 5969if test "$haiku" = "yes" ; then 5970 echo "CONFIG_HAIKU=y" >> $config_host_mak 5971fi 5972if test "$static" = "yes" ; then 5973 echo "CONFIG_STATIC=y" >> $config_host_mak 5974fi 5975if test "$profiler" = "yes" ; then 5976 echo "CONFIG_PROFILER=y" >> $config_host_mak 5977fi 5978if test "$want_tools" = "yes" ; then 5979 echo "CONFIG_TOOLS=y" >> $config_host_mak 5980fi 5981if test "$guest_agent" = "yes" ; then 5982 echo "CONFIG_GUEST_AGENT=y" >> $config_host_mak 5983fi 5984echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak 5985if test "$vde" = "yes" ; then 5986 echo "CONFIG_VDE=y" >> $config_host_mak 5987 echo "VDE_LIBS=$vde_libs" >> $config_host_mak 5988fi 5989if test "$netmap" = "yes" ; then 5990 echo "CONFIG_NETMAP=y" >> $config_host_mak 5991fi 5992if test "$l2tpv3" = "yes" ; then 5993 echo "CONFIG_L2TPV3=y" >> $config_host_mak 5994fi 5995if test "$gprof" = "yes" ; then 5996 echo "CONFIG_GPROF=y" >> $config_host_mak 5997fi 5998if test "$cap_ng" = "yes" ; then 5999 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak 6000 echo "LIBCAP_NG_LIBS=$cap_libs" >> $config_host_mak 6001fi 6002echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak 6003for drv in $audio_drv_list; do 6004 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]') 6005 echo "$def=y" >> $config_host_mak 6006done 6007if test "$alsa" = "yes" ; then 6008 echo "CONFIG_ALSA=y" >> $config_host_mak 6009fi 6010echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak 6011echo "ALSA_CFLAGS=$alsa_cflags" >> $config_host_mak 6012if test "$libpulse" = "yes" ; then 6013 echo "CONFIG_LIBPULSE=y" >> $config_host_mak 6014fi 6015echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak 6016echo "PULSE_CFLAGS=$pulse_cflags" >> $config_host_mak 6017echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak 6018echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak 6019echo "OSS_LIBS=$oss_libs" >> $config_host_mak 6020if test "$libjack" = "yes" ; then 6021 echo "CONFIG_LIBJACK=y" >> $config_host_mak 6022fi 6023echo "JACK_LIBS=$jack_libs" >> $config_host_mak 6024if test "$audio_win_int" = "yes" ; then 6025 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak 6026fi 6027echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak 6028echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak 6029if test "$xfs" = "yes" ; then 6030 echo "CONFIG_XFS=y" >> $config_host_mak 6031fi 6032qemu_version=$(head $source_path/VERSION) 6033echo "PKGVERSION=$pkgversion" >>$config_host_mak 6034echo "SRC_PATH=$source_path" >> $config_host_mak 6035echo "TARGET_DIRS=$target_list" >> $config_host_mak 6036if test "$modules" = "yes"; then 6037 # $shacmd can generate a hash started with digit, which the compiler doesn't 6038 # like as an symbol. So prefix it with an underscore 6039 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak 6040 echo "CONFIG_MODULES=y" >> $config_host_mak 6041fi 6042if test "$module_upgrades" = "yes"; then 6043 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak 6044fi 6045if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then 6046 echo "CONFIG_X11=y" >> $config_host_mak 6047 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak 6048 echo "X11_LIBS=$x11_libs" >> $config_host_mak 6049fi 6050if test "$pipe2" = "yes" ; then 6051 echo "CONFIG_PIPE2=y" >> $config_host_mak 6052fi 6053if test "$accept4" = "yes" ; then 6054 echo "CONFIG_ACCEPT4=y" >> $config_host_mak 6055fi 6056if test "$splice" = "yes" ; then 6057 echo "CONFIG_SPLICE=y" >> $config_host_mak 6058fi 6059if test "$eventfd" = "yes" ; then 6060 echo "CONFIG_EVENTFD=y" >> $config_host_mak 6061fi 6062if test "$memfd" = "yes" ; then 6063 echo "CONFIG_MEMFD=y" >> $config_host_mak 6064fi 6065if test "$have_usbfs" = "yes" ; then 6066 echo "CONFIG_USBFS=y" >> $config_host_mak 6067fi 6068if test "$fallocate" = "yes" ; then 6069 echo "CONFIG_FALLOCATE=y" >> $config_host_mak 6070fi 6071if test "$fallocate_punch_hole" = "yes" ; then 6072 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak 6073fi 6074if test "$fallocate_zero_range" = "yes" ; then 6075 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak 6076fi 6077if test "$posix_fallocate" = "yes" ; then 6078 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak 6079fi 6080if test "$sync_file_range" = "yes" ; then 6081 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak 6082fi 6083if test "$fiemap" = "yes" ; then 6084 echo "CONFIG_FIEMAP=y" >> $config_host_mak 6085fi 6086if test "$dup3" = "yes" ; then 6087 echo "CONFIG_DUP3=y" >> $config_host_mak 6088fi 6089if test "$ppoll" = "yes" ; then 6090 echo "CONFIG_PPOLL=y" >> $config_host_mak 6091fi 6092if test "$prctl_pr_set_timerslack" = "yes" ; then 6093 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak 6094fi 6095if test "$epoll" = "yes" ; then 6096 echo "CONFIG_EPOLL=y" >> $config_host_mak 6097fi 6098if test "$epoll_create1" = "yes" ; then 6099 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak 6100fi 6101if test "$sendfile" = "yes" ; then 6102 echo "CONFIG_SENDFILE=y" >> $config_host_mak 6103fi 6104if test "$timerfd" = "yes" ; then 6105 echo "CONFIG_TIMERFD=y" >> $config_host_mak 6106fi 6107if test "$setns" = "yes" ; then 6108 echo "CONFIG_SETNS=y" >> $config_host_mak 6109fi 6110if test "$clock_adjtime" = "yes" ; then 6111 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak 6112fi 6113if test "$syncfs" = "yes" ; then 6114 echo "CONFIG_SYNCFS=y" >> $config_host_mak 6115fi 6116if test "$kcov" = "yes" ; then 6117 echo "CONFIG_KCOV=y" >> $config_host_mak 6118fi 6119if test "$btrfs" = "yes" ; then 6120 echo "CONFIG_BTRFS=y" >> $config_host_mak 6121fi 6122if test "$inotify" = "yes" ; then 6123 echo "CONFIG_INOTIFY=y" >> $config_host_mak 6124fi 6125if test "$inotify1" = "yes" ; then 6126 echo "CONFIG_INOTIFY1=y" >> $config_host_mak 6127fi 6128if test "$sem_timedwait" = "yes" ; then 6129 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak 6130fi 6131if test "$strchrnul" = "yes" ; then 6132 echo "HAVE_STRCHRNUL=y" >> $config_host_mak 6133fi 6134if test "$st_atim" = "yes" ; then 6135 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak 6136fi 6137if test "$byteswap_h" = "yes" ; then 6138 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak 6139fi 6140if test "$bswap_h" = "yes" ; then 6141 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak 6142fi 6143if test "$curl" = "yes" ; then 6144 echo "CONFIG_CURL=y" >> $config_host_mak 6145 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak 6146 echo "CURL_LIBS=$curl_libs" >> $config_host_mak 6147fi 6148if test "$brlapi" = "yes" ; then 6149 echo "CONFIG_BRLAPI=y" >> $config_host_mak 6150 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak 6151fi 6152if test "$gtk" = "yes" ; then 6153 echo "CONFIG_GTK=y" >> $config_host_mak 6154 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak 6155 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak 6156 if test "$gtk_gl" = "yes" ; then 6157 echo "CONFIG_GTK_GL=y" >> $config_host_mak 6158 fi 6159fi 6160if test "$gio" = "yes" ; then 6161 echo "CONFIG_GIO=y" >> $config_host_mak 6162 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak 6163 echo "GIO_LIBS=$gio_libs" >> $config_host_mak 6164 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak 6165fi 6166echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak 6167if test "$gnutls" = "yes" ; then 6168 echo "CONFIG_GNUTLS=y" >> $config_host_mak 6169 echo "GNUTLS_CFLAGS=$gnutls_cflags" >> $config_host_mak 6170 echo "GNUTLS_LIBS=$gnutls_libs" >> $config_host_mak 6171fi 6172if test "$gcrypt" = "yes" ; then 6173 echo "CONFIG_GCRYPT=y" >> $config_host_mak 6174 if test "$gcrypt_hmac" = "yes" ; then 6175 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak 6176 fi 6177 echo "GCRYPT_CFLAGS=$gcrypt_cflags" >> $config_host_mak 6178 echo "GCRYPT_LIBS=$gcrypt_libs" >> $config_host_mak 6179fi 6180if test "$nettle" = "yes" ; then 6181 echo "CONFIG_NETTLE=y" >> $config_host_mak 6182 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak 6183 echo "NETTLE_CFLAGS=$nettle_cflags" >> $config_host_mak 6184 echo "NETTLE_LIBS=$nettle_libs" >> $config_host_mak 6185fi 6186if test "$qemu_private_xts" = "yes" ; then 6187 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak 6188fi 6189if test "$tasn1" = "yes" ; then 6190 echo "CONFIG_TASN1=y" >> $config_host_mak 6191fi 6192if test "$auth_pam" = "yes" ; then 6193 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak 6194fi 6195if test "$have_ifaddrs_h" = "yes" ; then 6196 echo "HAVE_IFADDRS_H=y" >> $config_host_mak 6197fi 6198if test "$have_drm_h" = "yes" ; then 6199 echo "HAVE_DRM_H=y" >> $config_host_mak 6200fi 6201if test "$have_broken_size_max" = "yes" ; then 6202 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak 6203fi 6204if test "$have_openpty" = "yes" ; then 6205 echo "HAVE_OPENPTY=y" >> $config_host_mak 6206fi 6207if test "$have_sys_signal_h" = "yes" ; then 6208 echo "HAVE_SYS_SIGNAL_H=y" >> $config_host_mak 6209fi 6210 6211# Work around a system header bug with some kernel/XFS header 6212# versions where they both try to define 'struct fsxattr': 6213# xfs headers will not try to redefine structs from linux headers 6214# if this macro is set. 6215if test "$have_fsxattr" = "yes" ; then 6216 echo "HAVE_FSXATTR=y" >> $config_host_mak 6217fi 6218if test "$have_copy_file_range" = "yes" ; then 6219 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak 6220fi 6221if test "$vte" = "yes" ; then 6222 echo "CONFIG_VTE=y" >> $config_host_mak 6223 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak 6224 echo "VTE_LIBS=$vte_libs" >> $config_host_mak 6225fi 6226if test "$virglrenderer" = "yes" ; then 6227 echo "CONFIG_VIRGL=y" >> $config_host_mak 6228 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak 6229 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak 6230fi 6231if test "$xen" = "enabled" ; then 6232 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak 6233 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak 6234 echo "XEN_CFLAGS=$xen_cflags" >> $config_host_mak 6235 echo "XEN_LIBS=$xen_libs" >> $config_host_mak 6236fi 6237if test "$linux_aio" = "yes" ; then 6238 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak 6239fi 6240if test "$linux_io_uring" = "yes" ; then 6241 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak 6242 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak 6243 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak 6244fi 6245if test "$attr" = "yes" ; then 6246 echo "CONFIG_ATTR=y" >> $config_host_mak 6247 echo "LIBATTR_LIBS=$libattr_libs" >> $config_host_mak 6248fi 6249if test "$libattr" = "yes" ; then 6250 echo "CONFIG_LIBATTR=y" >> $config_host_mak 6251fi 6252if test "$virtfs" = "yes" ; then 6253 echo "CONFIG_VIRTFS=y" >> $config_host_mak 6254fi 6255if test "$vhost_scsi" = "yes" ; then 6256 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak 6257fi 6258if test "$vhost_net" = "yes" ; then 6259 echo "CONFIG_VHOST_NET=y" >> $config_host_mak 6260fi 6261if test "$vhost_net_user" = "yes" ; then 6262 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak 6263fi 6264if test "$vhost_net_vdpa" = "yes" ; then 6265 echo "CONFIG_VHOST_NET_VDPA=y" >> $config_host_mak 6266fi 6267if test "$vhost_crypto" = "yes" ; then 6268 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak 6269fi 6270if test "$vhost_vsock" = "yes" ; then 6271 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak 6272 if test "$vhost_user" = "yes" ; then 6273 echo "CONFIG_VHOST_USER_VSOCK=y" >> $config_host_mak 6274 fi 6275fi 6276if test "$vhost_kernel" = "yes" ; then 6277 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak 6278fi 6279if test "$vhost_user" = "yes" ; then 6280 echo "CONFIG_VHOST_USER=y" >> $config_host_mak 6281fi 6282if test "$vhost_vdpa" = "yes" ; then 6283 echo "CONFIG_VHOST_VDPA=y" >> $config_host_mak 6284fi 6285if test "$vhost_user_fs" = "yes" ; then 6286 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak 6287fi 6288if test "$iovec" = "yes" ; then 6289 echo "CONFIG_IOVEC=y" >> $config_host_mak 6290fi 6291if test "$preadv" = "yes" ; then 6292 echo "CONFIG_PREADV=y" >> $config_host_mak 6293fi 6294if test "$membarrier" = "yes" ; then 6295 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak 6296fi 6297if test "$signalfd" = "yes" ; then 6298 echo "CONFIG_SIGNALFD=y" >> $config_host_mak 6299fi 6300if test "$optreset" = "yes" ; then 6301 echo "HAVE_OPTRESET=y" >> $config_host_mak 6302fi 6303if test "$tcg" = "enabled"; then 6304 if test "$tcg_interpreter" = "yes" ; then 6305 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak 6306 fi 6307fi 6308if test "$fdatasync" = "yes" ; then 6309 echo "CONFIG_FDATASYNC=y" >> $config_host_mak 6310fi 6311if test "$madvise" = "yes" ; then 6312 echo "CONFIG_MADVISE=y" >> $config_host_mak 6313fi 6314if test "$posix_madvise" = "yes" ; then 6315 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak 6316fi 6317if test "$posix_memalign" = "yes" ; then 6318 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak 6319fi 6320if test "$spice" = "yes" ; then 6321 echo "CONFIG_SPICE=y" >> $config_host_mak 6322 echo "SPICE_CFLAGS=$spice_cflags" >> $config_host_mak 6323 echo "SPICE_LIBS=$spice_libs" >> $config_host_mak 6324fi 6325 6326if test "$smartcard" = "yes" ; then 6327 echo "CONFIG_SMARTCARD=y" >> $config_host_mak 6328 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak 6329 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak 6330fi 6331 6332if test "$libusb" = "yes" ; then 6333 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak 6334 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak 6335 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak 6336fi 6337 6338if test "$usb_redir" = "yes" ; then 6339 echo "CONFIG_USB_REDIR=y" >> $config_host_mak 6340 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak 6341 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak 6342fi 6343 6344if test "$opengl" = "yes" ; then 6345 echo "CONFIG_OPENGL=y" >> $config_host_mak 6346 echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak 6347 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak 6348 if test "$opengl_dmabuf" = "yes" ; then 6349 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak 6350 fi 6351fi 6352 6353if test "$gbm" = "yes" ; then 6354 echo "CONFIG_GBM=y" >> $config_host_mak 6355 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak 6356 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak 6357fi 6358 6359 6360if test "$avx2_opt" = "yes" ; then 6361 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak 6362fi 6363 6364if test "$avx512f_opt" = "yes" ; then 6365 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak 6366fi 6367 6368if test "$lzo" = "yes" ; then 6369 echo "CONFIG_LZO=y" >> $config_host_mak 6370 echo "LZO_LIBS=$lzo_libs" >> $config_host_mak 6371fi 6372 6373if test "$snappy" = "yes" ; then 6374 echo "CONFIG_SNAPPY=y" >> $config_host_mak 6375 echo "SNAPPY_LIBS=$snappy_libs" >> $config_host_mak 6376fi 6377 6378if test "$bzip2" = "yes" ; then 6379 echo "CONFIG_BZIP2=y" >> $config_host_mak 6380 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak 6381fi 6382 6383if test "$lzfse" = "yes" ; then 6384 echo "CONFIG_LZFSE=y" >> $config_host_mak 6385 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak 6386fi 6387 6388if test "$zstd" = "yes" ; then 6389 echo "CONFIG_ZSTD=y" >> $config_host_mak 6390 echo "ZSTD_CFLAGS=$zstd_cflags" >> $config_host_mak 6391 echo "ZSTD_LIBS=$zstd_libs" >> $config_host_mak 6392fi 6393 6394if test "$libiscsi" = "yes" ; then 6395 echo "CONFIG_LIBISCSI=y" >> $config_host_mak 6396 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak 6397 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak 6398fi 6399 6400if test "$libnfs" = "yes" ; then 6401 echo "CONFIG_LIBNFS=y" >> $config_host_mak 6402 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak 6403fi 6404 6405if test "$seccomp" = "yes"; then 6406 echo "CONFIG_SECCOMP=y" >> $config_host_mak 6407 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak 6408 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak 6409fi 6410 6411# XXX: suppress that 6412if [ "$bsd" = "yes" ] ; then 6413 echo "CONFIG_BSD=y" >> $config_host_mak 6414fi 6415 6416if test "$qom_cast_debug" = "yes" ; then 6417 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak 6418fi 6419if test "$rbd" = "yes" ; then 6420 echo "CONFIG_RBD=y" >> $config_host_mak 6421 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak 6422fi 6423 6424echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak 6425if test "$coroutine_pool" = "yes" ; then 6426 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak 6427else 6428 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak 6429fi 6430 6431if test "$debug_stack_usage" = "yes" ; then 6432 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak 6433fi 6434 6435if test "$crypto_afalg" = "yes" ; then 6436 echo "CONFIG_AF_ALG=y" >> $config_host_mak 6437fi 6438 6439if test "$open_by_handle_at" = "yes" ; then 6440 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak 6441fi 6442 6443if test "$linux_magic_h" = "yes" ; then 6444 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak 6445fi 6446 6447if test "$valgrind_h" = "yes" ; then 6448 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak 6449fi 6450 6451if test "$have_asan_iface_fiber" = "yes" ; then 6452 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak 6453fi 6454 6455if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then 6456 echo "CONFIG_TSAN=y" >> $config_host_mak 6457fi 6458 6459if test "$has_environ" = "yes" ; then 6460 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak 6461fi 6462 6463if test "$cpuid_h" = "yes" ; then 6464 echo "CONFIG_CPUID_H=y" >> $config_host_mak 6465fi 6466 6467if test "$int128" = "yes" ; then 6468 echo "CONFIG_INT128=y" >> $config_host_mak 6469fi 6470 6471if test "$atomic128" = "yes" ; then 6472 echo "CONFIG_ATOMIC128=y" >> $config_host_mak 6473fi 6474 6475if test "$cmpxchg128" = "yes" ; then 6476 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak 6477fi 6478 6479if test "$atomic64" = "yes" ; then 6480 echo "CONFIG_ATOMIC64=y" >> $config_host_mak 6481fi 6482 6483if test "$attralias" = "yes" ; then 6484 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak 6485fi 6486 6487if test "$getauxval" = "yes" ; then 6488 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak 6489fi 6490 6491if test "$glusterfs" = "yes" ; then 6492 echo "CONFIG_GLUSTERFS=y" >> $config_host_mak 6493 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak 6494 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak 6495fi 6496 6497if test "$glusterfs_xlator_opt" = "yes" ; then 6498 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak 6499fi 6500 6501if test "$glusterfs_discard" = "yes" ; then 6502 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak 6503fi 6504 6505if test "$glusterfs_fallocate" = "yes" ; then 6506 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak 6507fi 6508 6509if test "$glusterfs_zerofill" = "yes" ; then 6510 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak 6511fi 6512 6513if test "$glusterfs_ftruncate_has_stat" = "yes" ; then 6514 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak 6515fi 6516 6517if test "$glusterfs_iocb_has_stat" = "yes" ; then 6518 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak 6519fi 6520 6521if test "$libssh" = "yes" ; then 6522 echo "CONFIG_LIBSSH=y" >> $config_host_mak 6523 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak 6524 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak 6525fi 6526 6527if test "$live_block_migration" = "yes" ; then 6528 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak 6529fi 6530 6531if test "$tpm" = "yes"; then 6532 echo 'CONFIG_TPM=y' >> $config_host_mak 6533fi 6534 6535echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak 6536if have_backend "nop"; then 6537 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak 6538fi 6539if have_backend "simple"; then 6540 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak 6541 # Set the appropriate trace file. 6542 trace_file="\"$trace_file-\" FMT_pid" 6543fi 6544if have_backend "log"; then 6545 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak 6546fi 6547if have_backend "ust"; then 6548 echo "CONFIG_TRACE_UST=y" >> $config_host_mak 6549 echo "LTTNG_UST_LIBS=$lttng_ust_libs" >> $config_host_mak 6550 echo "URCU_BP_LIBS=$urcu_bp_libs" >> $config_host_mak 6551fi 6552if have_backend "dtrace"; then 6553 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak 6554 if test "$trace_backend_stap" = "yes" ; then 6555 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak 6556 fi 6557fi 6558if have_backend "ftrace"; then 6559 if test "$linux" = "yes" ; then 6560 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak 6561 else 6562 feature_not_found "ftrace(trace backend)" "ftrace requires Linux" 6563 fi 6564fi 6565if have_backend "syslog"; then 6566 if test "$posix_syslog" = "yes" ; then 6567 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak 6568 else 6569 feature_not_found "syslog(trace backend)" "syslog not available" 6570 fi 6571fi 6572echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak 6573 6574if test "$rdma" = "yes" ; then 6575 echo "CONFIG_RDMA=y" >> $config_host_mak 6576 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak 6577fi 6578 6579if test "$pvrdma" = "yes" ; then 6580 echo "CONFIG_PVRDMA=y" >> $config_host_mak 6581fi 6582 6583if test "$have_rtnetlink" = "yes" ; then 6584 echo "CONFIG_RTNETLINK=y" >> $config_host_mak 6585fi 6586 6587if test "$libxml2" = "yes" ; then 6588 echo "CONFIG_LIBXML2=y" >> $config_host_mak 6589 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak 6590 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak 6591fi 6592 6593if test "$replication" = "yes" ; then 6594 echo "CONFIG_REPLICATION=y" >> $config_host_mak 6595fi 6596 6597if test "$have_af_vsock" = "yes" ; then 6598 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak 6599fi 6600 6601if test "$have_sysmacros" = "yes" ; then 6602 echo "CONFIG_SYSMACROS=y" >> $config_host_mak 6603fi 6604 6605if test "$have_static_assert" = "yes" ; then 6606 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak 6607fi 6608 6609if test "$have_utmpx" = "yes" ; then 6610 echo "HAVE_UTMPX=y" >> $config_host_mak 6611fi 6612if test "$have_getrandom" = "yes" ; then 6613 echo "CONFIG_GETRANDOM=y" >> $config_host_mak 6614fi 6615if test "$ivshmem" = "yes" ; then 6616 echo "CONFIG_IVSHMEM=y" >> $config_host_mak 6617fi 6618if test "$debug_mutex" = "yes" ; then 6619 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak 6620fi 6621 6622# Hold two types of flag: 6623# CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on 6624# a thread we have a handle to 6625# CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular 6626# platform 6627if test "$pthread_setname_np_w_tid" = "yes" ; then 6628 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak 6629 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak 6630elif test "$pthread_setname_np_wo_tid" = "yes" ; then 6631 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak 6632 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak 6633fi 6634 6635if test "$libpmem" = "yes" ; then 6636 echo "CONFIG_LIBPMEM=y" >> $config_host_mak 6637 echo "LIBPMEM_LIBS=$libpmem_libs" >> $config_host_mak 6638 echo "LIBPMEM_CFLAGS=$libpmem_cflags" >> $config_host_mak 6639fi 6640 6641if test "$libdaxctl" = "yes" ; then 6642 echo "CONFIG_LIBDAXCTL=y" >> $config_host_mak 6643 echo "LIBDAXCTL_LIBS=$libdaxctl_libs" >> $config_host_mak 6644fi 6645 6646if test "$bochs" = "yes" ; then 6647 echo "CONFIG_BOCHS=y" >> $config_host_mak 6648fi 6649if test "$cloop" = "yes" ; then 6650 echo "CONFIG_CLOOP=y" >> $config_host_mak 6651fi 6652if test "$dmg" = "yes" ; then 6653 echo "CONFIG_DMG=y" >> $config_host_mak 6654fi 6655if test "$qcow1" = "yes" ; then 6656 echo "CONFIG_QCOW1=y" >> $config_host_mak 6657fi 6658if test "$vdi" = "yes" ; then 6659 echo "CONFIG_VDI=y" >> $config_host_mak 6660fi 6661if test "$vvfat" = "yes" ; then 6662 echo "CONFIG_VVFAT=y" >> $config_host_mak 6663fi 6664if test "$qed" = "yes" ; then 6665 echo "CONFIG_QED=y" >> $config_host_mak 6666fi 6667if test "$parallels" = "yes" ; then 6668 echo "CONFIG_PARALLELS=y" >> $config_host_mak 6669fi 6670if test "$sheepdog" = "yes" ; then 6671 add_to deprecated_features "sheepdog" 6672 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak 6673fi 6674if test "$pty_h" = "yes" ; then 6675 echo "HAVE_PTY_H=y" >> $config_host_mak 6676fi 6677if test "$have_mlockall" = "yes" ; then 6678 echo "HAVE_MLOCKALL=y" >> $config_host_mak 6679fi 6680if test "$fuzzing" = "yes" ; then 6681 # If LIB_FUZZING_ENGINE is set, assume we are running on OSS-Fuzz, and the 6682 # needed CFLAGS have already been provided 6683 if test -z "${LIB_FUZZING_ENGINE+xxx}" ; then 6684 QEMU_CFLAGS="$QEMU_CFLAGS -fsanitize=fuzzer-no-link" 6685 FUZZ_EXE_LDFLAGS="-fsanitize=fuzzer" 6686 else 6687 FUZZ_EXE_LDFLAGS="$LIB_FUZZING_ENGINE" 6688 fi 6689fi 6690 6691if test "$plugins" = "yes" ; then 6692 echo "CONFIG_PLUGIN=y" >> $config_host_mak 6693 # Copy the export object list to the build dir 6694 if test "$ld_dynamic_list" = "yes" ; then 6695 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak 6696 ld_symbols=qemu-plugins-ld.symbols 6697 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols 6698 elif test "$ld_exported_symbols_list" = "yes" ; then 6699 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak 6700 ld64_symbols=qemu-plugins-ld64.symbols 6701 echo "# Automatically generated by configure - do not modify" > $ld64_symbols 6702 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \ 6703 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols 6704 else 6705 error_exit \ 6706 "If \$plugins=yes, either \$ld_dynamic_list or " \ 6707 "\$ld_exported_symbols_list should have been set to 'yes'." 6708 fi 6709fi 6710 6711if test -n "$gdb_bin" ; then 6712 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 6713fi 6714 6715if test "$secret_keyring" = "yes" ; then 6716 echo "CONFIG_SECRET_KEYRING=y" >> $config_host_mak 6717fi 6718 6719echo "ROMS=$roms" >> $config_host_mak 6720echo "MAKE=$make" >> $config_host_mak 6721echo "PYTHON=$python" >> $config_host_mak 6722echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 6723echo "MESON=$meson" >> $config_host_mak 6724echo "NINJA=$ninja" >> $config_host_mak 6725echo "CC=$cc" >> $config_host_mak 6726if $iasl -h > /dev/null 2>&1; then 6727 echo "CONFIG_IASL=$iasl" >> $config_host_mak 6728fi 6729echo "CXX=$cxx" >> $config_host_mak 6730echo "OBJCC=$objcc" >> $config_host_mak 6731echo "AR=$ar" >> $config_host_mak 6732echo "ARFLAGS=$ARFLAGS" >> $config_host_mak 6733echo "AS=$as" >> $config_host_mak 6734echo "CCAS=$ccas" >> $config_host_mak 6735echo "CPP=$cpp" >> $config_host_mak 6736echo "OBJCOPY=$objcopy" >> $config_host_mak 6737echo "LD=$ld" >> $config_host_mak 6738echo "RANLIB=$ranlib" >> $config_host_mak 6739echo "NM=$nm" >> $config_host_mak 6740echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak 6741echo "WINDRES=$windres" >> $config_host_mak 6742echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak 6743echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak 6744echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak 6745echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak 6746echo "GLIB_LIBS=$glib_libs" >> $config_host_mak 6747echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak 6748echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak 6749echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak 6750echo "EXESUF=$EXESUF" >> $config_host_mak 6751echo "HOST_DSOSUF=$HOST_DSOSUF" >> $config_host_mak 6752echo "LIBS_QGA=$libs_qga" >> $config_host_mak 6753echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak 6754echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak 6755if test "$gcov" = "yes" ; then 6756 echo "CONFIG_GCOV=y" >> $config_host_mak 6757fi 6758 6759if test "$fuzzing" != "no"; then 6760 echo "CONFIG_FUZZ=y" >> $config_host_mak 6761fi 6762echo "FUZZ_EXE_LDFLAGS=$FUZZ_EXE_LDFLAGS" >> $config_host_mak 6763 6764if test "$rng_none" = "yes"; then 6765 echo "CONFIG_RNG_NONE=y" >> $config_host_mak 6766fi 6767 6768# use included Linux headers 6769if test "$linux" = "yes" ; then 6770 mkdir -p linux-headers 6771 case "$cpu" in 6772 i386|x86_64|x32) 6773 linux_arch=x86 6774 ;; 6775 ppc|ppc64|ppc64le) 6776 linux_arch=powerpc 6777 ;; 6778 s390x) 6779 linux_arch=s390 6780 ;; 6781 aarch64) 6782 linux_arch=arm64 6783 ;; 6784 mips64) 6785 linux_arch=mips 6786 ;; 6787 *) 6788 # For most CPUs the kernel architecture name and QEMU CPU name match. 6789 linux_arch="$cpu" 6790 ;; 6791 esac 6792 # For non-KVM architectures we will not have asm headers 6793 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then 6794 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 6795 fi 6796fi 6797 6798for target in $target_list; do 6799 target_dir="$target" 6800 target_name=$(echo $target | cut -d '-' -f 1) 6801 mkdir -p $target_dir 6802 case $target in 6803 *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;; 6804 *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;; 6805 esac 6806done 6807 6808echo "CONFIG_QEMU_INTERP_PREFIX=$interp_prefix" | sed 's/%M/@0@/' >> $config_host_mak 6809if test "$default_targets" = "yes"; then 6810 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 6811fi 6812 6813if test "$numa" = "yes"; then 6814 echo "CONFIG_NUMA=y" >> $config_host_mak 6815 echo "NUMA_LIBS=$numa_libs" >> $config_host_mak 6816fi 6817 6818if test "$ccache_cpp2" = "yes"; then 6819 echo "export CCACHE_CPP2=y" >> $config_host_mak 6820fi 6821 6822if test "$safe_stack" = "yes"; then 6823 echo "CONFIG_SAFESTACK=y" >> $config_host_mak 6824fi 6825 6826# If we're using a separate build tree, set it up now. 6827# DIRS are directories which we simply mkdir in the build tree; 6828# LINKS are things to symlink back into the source tree 6829# (these can be both files and directories). 6830# Caution: do not add files or directories here using wildcards. This 6831# will result in problems later if a new file matching the wildcard is 6832# added to the source tree -- nothing will cause configure to be rerun 6833# so the build tree will be missing the link back to the new file, and 6834# tests might fail. Prefer to keep the relevant files in their own 6835# directory and symlink the directory instead. 6836# UNLINK is used to remove symlinks from older development versions 6837# that might get into the way when doing "git update" without doing 6838# a "make distclean" in between. 6839DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos" 6840DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph" 6841DIRS="$DIRS docs docs/interop fsdev scsi" 6842DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw" 6843DIRS="$DIRS roms/seabios" 6844DIRS="$DIRS contrib/plugins/" 6845LINKS="Makefile" 6846LINKS="$LINKS tests/tcg/lm32/Makefile" 6847LINKS="$LINKS tests/tcg/Makefile.target" 6848LINKS="$LINKS pc-bios/optionrom/Makefile" 6849LINKS="$LINKS pc-bios/s390-ccw/Makefile" 6850LINKS="$LINKS roms/seabios/Makefile" 6851LINKS="$LINKS pc-bios/qemu-icon.bmp" 6852LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 6853LINKS="$LINKS tests/acceptance tests/data" 6854LINKS="$LINKS tests/qemu-iotests/check" 6855LINKS="$LINKS python" 6856LINKS="$LINKS contrib/plugins/Makefile " 6857UNLINK="pc-bios/keymaps" 6858for bios_file in \ 6859 $source_path/pc-bios/*.bin \ 6860 $source_path/pc-bios/*.elf \ 6861 $source_path/pc-bios/*.lid \ 6862 $source_path/pc-bios/*.rom \ 6863 $source_path/pc-bios/*.dtb \ 6864 $source_path/pc-bios/*.img \ 6865 $source_path/pc-bios/openbios-* \ 6866 $source_path/pc-bios/u-boot.* \ 6867 $source_path/pc-bios/edk2-*.fd.bz2 \ 6868 $source_path/pc-bios/palcode-* 6869do 6870 LINKS="$LINKS pc-bios/$(basename $bios_file)" 6871done 6872mkdir -p $DIRS 6873for f in $LINKS ; do 6874 if [ -e "$source_path/$f" ]; then 6875 symlink "$source_path/$f" "$f" 6876 fi 6877done 6878for f in $UNLINK ; do 6879 if [ -L "$f" ]; then 6880 rm -f "$f" 6881 fi 6882done 6883 6884(for i in $cross_cc_vars; do 6885 export $i 6886done 6887export target_list source_path use_containers 6888$source_path/tests/tcg/configure.sh) 6889 6890# temporary config to build submodules 6891for rom in seabios; do 6892 config_mak=roms/$rom/config.mak 6893 echo "# Automatically generated by configure - do not modify" > $config_mak 6894 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak 6895 echo "AS=$as" >> $config_mak 6896 echo "CCAS=$ccas" >> $config_mak 6897 echo "CC=$cc" >> $config_mak 6898 echo "BCC=bcc" >> $config_mak 6899 echo "CPP=$cpp" >> $config_mak 6900 echo "OBJCOPY=objcopy" >> $config_mak 6901 echo "IASL=$iasl" >> $config_mak 6902 echo "LD=$ld" >> $config_mak 6903 echo "RANLIB=$ranlib" >> $config_mak 6904done 6905 6906# set up qemu-iotests in this build directory 6907iotests_common_env="tests/qemu-iotests/common.env" 6908 6909echo "# Automatically generated by configure - do not modify" > "$iotests_common_env" 6910echo >> "$iotests_common_env" 6911echo "export PYTHON='$python'" >> "$iotests_common_env" 6912 6913if test "$skip_meson" = no; then 6914cross="config-meson.cross.new" 6915meson_quote() { 6916 echo "'$(echo $* | sed "s/ /','/g")'" 6917} 6918 6919echo "# Automatically generated by configure - do not modify" > $cross 6920echo "[properties]" >> $cross 6921test -z "$cxx" && echo "link_language = 'c'" >> $cross 6922echo "[built-in options]" >> $cross 6923echo "c_args = [${CFLAGS:+$(meson_quote $CFLAGS)}]" >> $cross 6924echo "cpp_args = [${CXXFLAGS:+$(meson_quote $CXXFLAGS)}]" >> $cross 6925echo "c_link_args = [${LDFLAGS:+$(meson_quote $LDFLAGS)}]" >> $cross 6926echo "cpp_link_args = [${LDFLAGS:+$(meson_quote $LDFLAGS)}]" >> $cross 6927echo "[binaries]" >> $cross 6928echo "c = [$(meson_quote $cc)]" >> $cross 6929test -n "$cxx" && echo "cpp = [$(meson_quote $cxx)]" >> $cross 6930echo "ar = [$(meson_quote $ar)]" >> $cross 6931echo "nm = [$(meson_quote $nm)]" >> $cross 6932echo "pkgconfig = [$(meson_quote $pkg_config_exe)]" >> $cross 6933echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 6934if has $sdl2_config; then 6935 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 6936fi 6937echo "strip = [$(meson_quote $strip)]" >> $cross 6938echo "windres = [$(meson_quote $windres)]" >> $cross 6939if test -n "$cross_prefix"; then 6940 cross_arg="--cross-file config-meson.cross" 6941 echo "[host_machine]" >> $cross 6942 if test "$mingw32" = "yes" ; then 6943 echo "system = 'windows'" >> $cross 6944 fi 6945 if test "$linux" = "yes" ; then 6946 echo "system = 'linux'" >> $cross 6947 fi 6948 case "$ARCH" in 6949 i386|x86_64) 6950 echo "cpu_family = 'x86'" >> $cross 6951 ;; 6952 ppc64le) 6953 echo "cpu_family = 'ppc64'" >> $cross 6954 ;; 6955 *) 6956 echo "cpu_family = '$ARCH'" >> $cross 6957 ;; 6958 esac 6959 echo "cpu = '$cpu'" >> $cross 6960 if test "$bigendian" = "yes" ; then 6961 echo "endian = 'big'" >> $cross 6962 else 6963 echo "endian = 'little'" >> $cross 6964 fi 6965else 6966 cross_arg="--native-file config-meson.cross" 6967fi 6968mv $cross config-meson.cross 6969 6970rm -rf meson-private meson-info meson-logs 6971unset staticpic 6972if ! version_ge "$($meson --version)" 0.56.0; then 6973 staticpic=$(if test "$pie" = yes; then echo true; else echo false; fi) 6974fi 6975NINJA=$ninja $meson setup \ 6976 --prefix "$prefix" \ 6977 --libdir "$libdir" \ 6978 --libexecdir "$libexecdir" \ 6979 --bindir "$bindir" \ 6980 --includedir "$includedir" \ 6981 --datadir "$datadir" \ 6982 --mandir "$mandir" \ 6983 --sysconfdir "$sysconfdir" \ 6984 --localedir "$localedir" \ 6985 --localstatedir "$local_statedir" \ 6986 -Ddocdir="$docdir" \ 6987 -Dqemu_firmwarepath="$firmwarepath" \ 6988 -Dqemu_suffix="$qemu_suffix" \ 6989 -Doptimization=$(if test "$debug" = yes; then echo 0; else echo 2; fi) \ 6990 -Ddebug=$(if test "$debug_info" = yes; then echo true; else echo false; fi) \ 6991 -Dwerror=$(if test "$werror" = yes; then echo true; else echo false; fi) \ 6992 -Dstrip=$(if test "$strip_opt" = yes; then echo true; else echo false; fi) \ 6993 -Db_pie=$(if test "$pie" = yes; then echo true; else echo false; fi) \ 6994 ${staticpic:+-Db_staticpic=$staticpic} \ 6995 -Db_coverage=$(if test "$gcov" = yes; then echo true; else echo false; fi) \ 6996 -Dmalloc=$malloc -Dmalloc_trim=$malloc_trim -Dsparse=$sparse \ 6997 -Dkvm=$kvm -Dhax=$hax -Dwhpx=$whpx -Dhvf=$hvf \ 6998 -Dxen=$xen -Dxen_pci_passthrough=$xen_pci_passthrough -Dtcg=$tcg \ 6999 -Dcocoa=$cocoa -Dmpath=$mpath -Dsdl=$sdl -Dsdl_image=$sdl_image \ 7000 -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \ 7001 -Dgettext=$gettext -Dxkbcommon=$xkbcommon -Du2f=$u2f -Dvirtiofsd=$virtiofsd \ 7002 -Dcapstone=$capstone -Dslirp=$slirp -Dfdt=$fdt \ 7003 -Diconv=$iconv -Dcurses=$curses -Dlibudev=$libudev\ 7004 -Ddocs=$docs -Dsphinx_build=$sphinx_build -Dinstall_blobs=$blobs \ 7005 -Dvhost_user_blk_server=$vhost_user_blk_server \ 7006 $cross_arg \ 7007 "$PWD" "$source_path" 7008 7009if test "$?" -ne 0 ; then 7010 error_exit "meson setup failed" 7011fi 7012fi 7013 7014if test -n "${deprecated_features}"; then 7015 echo "Warning, deprecated features enabled." 7016 echo "Please see docs/system/deprecated.rst" 7017 echo " features: ${deprecated_features}" 7018fi 7019 7020# Save the configure command line for later reuse. 7021cat <<EOD >config.status 7022#!/bin/sh 7023# Generated by configure. 7024# Run this file to recreate the current configuration. 7025# Compiler output produced by configure, useful for debugging 7026# configure, is in config.log if it exists. 7027EOD 7028 7029preserve_env() { 7030 envname=$1 7031 7032 eval envval=\$$envname 7033 7034 if test -n "$envval" 7035 then 7036 echo "$envname='$envval'" >> config.status 7037 echo "export $envname" >> config.status 7038 else 7039 echo "unset $envname" >> config.status 7040 fi 7041} 7042 7043# Preserve various env variables that influence what 7044# features/build target configure will detect 7045preserve_env AR 7046preserve_env AS 7047preserve_env CC 7048preserve_env CPP 7049preserve_env CXX 7050preserve_env INSTALL 7051preserve_env LD 7052preserve_env LD_LIBRARY_PATH 7053preserve_env LIBTOOL 7054preserve_env MAKE 7055preserve_env NM 7056preserve_env OBJCOPY 7057preserve_env PATH 7058preserve_env PKG_CONFIG 7059preserve_env PKG_CONFIG_LIBDIR 7060preserve_env PKG_CONFIG_PATH 7061preserve_env PYTHON 7062preserve_env SDL2_CONFIG 7063preserve_env SMBD 7064preserve_env STRIP 7065preserve_env WINDRES 7066 7067printf "exec" >>config.status 7068for i in "$0" "$@"; do 7069 test "$i" = --skip-meson || printf " '%s'" "$i" >>config.status 7070done 7071echo ' "$@"' >>config.status 7072chmod +x config.status 7073 7074rm -r "$TMPDIR1" 7075