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 -D_BSD_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 cat > $TMPC <<EOF 3509#include <gio/gio.h> 3510int main(void) 3511{ 3512 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0); 3513 return 0; 3514} 3515EOF 3516 if compile_prog "$gio_cflags" "$gio_libs" ; then 3517 gio=yes 3518 else 3519 gio=no 3520 fi 3521else 3522 gio=no 3523fi 3524 3525if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then 3526 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)" 3527 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)" 3528fi 3529 3530# Sanity check that the current size_t matches the 3531# size that glib thinks it should be. This catches 3532# problems on multi-arch where people try to build 3533# 32-bit QEMU while pointing at 64-bit glib headers 3534cat > $TMPC <<EOF 3535#include <glib.h> 3536#include <unistd.h> 3537 3538#define QEMU_BUILD_BUG_ON(x) \ 3539 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused)); 3540 3541int main(void) { 3542 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T); 3543 return 0; 3544} 3545EOF 3546 3547if ! compile_prog "$glib_cflags" "$glib_libs" ; then 3548 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\ 3549 "You probably need to set PKG_CONFIG_LIBDIR"\ 3550 "to point to the right pkg-config files for your"\ 3551 "build target" 3552fi 3553 3554# Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage 3555cat > $TMPC << EOF 3556#include <glib.h> 3557int main(void) { return 0; } 3558EOF 3559if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then 3560 if cc_has_warning_flag "-Wno-unknown-attributes"; then 3561 glib_cflags="-Wno-unknown-attributes $glib_cflags" 3562 CONFIGURE_CFLAGS="-Wno-unknown-attributes $CONFIGURE_CFLAGS" 3563 fi 3564fi 3565 3566# Silence clang warnings triggered by glib < 2.57.2 3567cat > $TMPC << EOF 3568#include <glib.h> 3569typedef struct Foo { 3570 int i; 3571} Foo; 3572static void foo_free(Foo *f) 3573{ 3574 g_free(f); 3575} 3576G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free); 3577int main(void) { return 0; } 3578EOF 3579if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then 3580 if cc_has_warning_flag "-Wno-unused-function"; then 3581 glib_cflags="$glib_cflags -Wno-unused-function" 3582 CONFIGURE_CFLAGS="$CONFIGURE_CFLAGS -Wno-unused-function" 3583 fi 3584fi 3585 3586########################################## 3587# SHA command probe for modules 3588if test "$modules" = yes; then 3589 shacmd_probe="sha1sum sha1 shasum" 3590 for c in $shacmd_probe; do 3591 if has $c; then 3592 shacmd="$c" 3593 break 3594 fi 3595 done 3596 if test "$shacmd" = ""; then 3597 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe" 3598 fi 3599fi 3600 3601########################################## 3602# pthread probe 3603PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2" 3604 3605pthread=no 3606cat > $TMPC << EOF 3607#include <pthread.h> 3608static void *f(void *p) { return NULL; } 3609int main(void) { 3610 pthread_t thread; 3611 pthread_create(&thread, 0, f, 0); 3612 return 0; 3613} 3614EOF 3615if compile_prog "" "" ; then 3616 pthread=yes 3617else 3618 for pthread_lib in $PTHREADLIBS_LIST; do 3619 if compile_prog "" "$pthread_lib" ; then 3620 pthread=yes 3621 found=no 3622 for lib_entry in $LIBS; do 3623 if test "$lib_entry" = "$pthread_lib"; then 3624 found=yes 3625 break 3626 fi 3627 done 3628 if test "$found" = "no"; then 3629 LIBS="$pthread_lib $LIBS" 3630 fi 3631 break 3632 fi 3633 done 3634fi 3635 3636if test "$mingw32" != yes && test "$pthread" = no; then 3637 error_exit "pthread check failed" \ 3638 "Make sure to have the pthread libs and headers installed." 3639fi 3640 3641# check for pthread_setname_np with thread id 3642pthread_setname_np_w_tid=no 3643cat > $TMPC << EOF 3644#include <pthread.h> 3645 3646static void *f(void *p) { return NULL; } 3647int main(void) 3648{ 3649 pthread_t thread; 3650 pthread_create(&thread, 0, f, 0); 3651 pthread_setname_np(thread, "QEMU"); 3652 return 0; 3653} 3654EOF 3655if compile_prog "" "$pthread_lib" ; then 3656 pthread_setname_np_w_tid=yes 3657fi 3658 3659# check for pthread_setname_np without thread id 3660pthread_setname_np_wo_tid=no 3661cat > $TMPC << EOF 3662#include <pthread.h> 3663 3664static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 3665int main(void) 3666{ 3667 pthread_t thread; 3668 pthread_create(&thread, 0, f, 0); 3669 return 0; 3670} 3671EOF 3672if compile_prog "" "$pthread_lib" ; then 3673 pthread_setname_np_wo_tid=yes 3674fi 3675 3676########################################## 3677# rbd probe 3678if test "$rbd" != "no" ; then 3679 cat > $TMPC <<EOF 3680#include <stdio.h> 3681#include <rbd/librbd.h> 3682int main(void) { 3683 rados_t cluster; 3684 rados_create(&cluster, NULL); 3685 return 0; 3686} 3687EOF 3688 rbd_libs="-lrbd -lrados" 3689 if compile_prog "" "$rbd_libs" ; then 3690 rbd=yes 3691 else 3692 if test "$rbd" = "yes" ; then 3693 feature_not_found "rados block device" "Install librbd/ceph devel" 3694 fi 3695 rbd=no 3696 fi 3697fi 3698 3699########################################## 3700# libssh probe 3701if test "$libssh" != "no" ; then 3702 if $pkg_config --exists libssh; then 3703 libssh_cflags=$($pkg_config libssh --cflags) 3704 libssh_libs=$($pkg_config libssh --libs) 3705 libssh=yes 3706 else 3707 if test "$libssh" = "yes" ; then 3708 error_exit "libssh required for --enable-libssh" 3709 fi 3710 libssh=no 3711 fi 3712fi 3713 3714########################################## 3715# Check for libssh 0.8 3716# This is done like this instead of using the LIBSSH_VERSION_* and 3717# SSH_VERSION_* macros because some distributions in the past shipped 3718# snapshots of the future 0.8 from Git, and those snapshots did not 3719# have updated version numbers (still referring to 0.7.0). 3720 3721if test "$libssh" = "yes"; then 3722 cat > $TMPC <<EOF 3723#include <libssh/libssh.h> 3724int main(void) { return ssh_get_server_publickey(NULL, NULL); } 3725EOF 3726 if compile_prog "$libssh_cflags" "$libssh_libs"; then 3727 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags" 3728 fi 3729fi 3730 3731########################################## 3732# linux-aio probe 3733 3734if test "$linux_aio" != "no" ; then 3735 cat > $TMPC <<EOF 3736#include <libaio.h> 3737#include <sys/eventfd.h> 3738#include <stddef.h> 3739int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; } 3740EOF 3741 if compile_prog "" "-laio" ; then 3742 linux_aio=yes 3743 else 3744 if test "$linux_aio" = "yes" ; then 3745 feature_not_found "linux AIO" "Install libaio devel" 3746 fi 3747 linux_aio=no 3748 fi 3749fi 3750########################################## 3751# linux-io-uring probe 3752 3753if test "$linux_io_uring" != "no" ; then 3754 if $pkg_config liburing; then 3755 linux_io_uring_cflags=$($pkg_config --cflags liburing) 3756 linux_io_uring_libs=$($pkg_config --libs liburing) 3757 linux_io_uring=yes 3758 else 3759 if test "$linux_io_uring" = "yes" ; then 3760 feature_not_found "linux io_uring" "Install liburing devel" 3761 fi 3762 linux_io_uring=no 3763 fi 3764fi 3765 3766########################################## 3767# TPM emulation is only on POSIX 3768 3769if test "$tpm" = ""; then 3770 if test "$mingw32" = "yes"; then 3771 tpm=no 3772 else 3773 tpm=yes 3774 fi 3775elif test "$tpm" = "yes"; then 3776 if test "$mingw32" = "yes" ; then 3777 error_exit "TPM emulation only available on POSIX systems" 3778 fi 3779fi 3780 3781########################################## 3782# attr probe 3783 3784libattr_libs= 3785if test "$attr" != "no" ; then 3786 cat > $TMPC <<EOF 3787#include <stdio.h> 3788#include <sys/types.h> 3789#ifdef CONFIG_LIBATTR 3790#include <attr/xattr.h> 3791#else 3792#include <sys/xattr.h> 3793#endif 3794int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; } 3795EOF 3796 if compile_prog "" "" ; then 3797 attr=yes 3798 # Older distros have <attr/xattr.h>, and need -lattr: 3799 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then 3800 attr=yes 3801 libattr_libs="-lattr" 3802 libattr=yes 3803 else 3804 if test "$attr" = "yes" ; then 3805 feature_not_found "ATTR" "Install libc6 or libattr devel" 3806 fi 3807 attr=no 3808 fi 3809fi 3810 3811########################################## 3812# iovec probe 3813cat > $TMPC <<EOF 3814#include <sys/types.h> 3815#include <sys/uio.h> 3816#include <unistd.h> 3817int main(void) { return sizeof(struct iovec); } 3818EOF 3819iovec=no 3820if compile_prog "" "" ; then 3821 iovec=yes 3822fi 3823 3824########################################## 3825# preadv probe 3826cat > $TMPC <<EOF 3827#include <sys/types.h> 3828#include <sys/uio.h> 3829#include <unistd.h> 3830int main(void) { return preadv(0, 0, 0, 0); } 3831EOF 3832preadv=no 3833if compile_prog "" "" ; then 3834 preadv=yes 3835fi 3836 3837########################################## 3838# fdt probe 3839 3840case "$fdt" in 3841 auto | enabled | internal) 3842 # Simpler to always update submodule, even if not needed. 3843 if test -e "${source_path}/.git" && test $git_update = 'yes' ; then 3844 git_submodules="${git_submodules} dtc" 3845 fi 3846 ;; 3847esac 3848 3849########################################## 3850# opengl probe (for sdl2, gtk, milkymist-tmu2) 3851 3852gbm="no" 3853if $pkg_config gbm; then 3854 gbm_cflags="$($pkg_config --cflags gbm)" 3855 gbm_libs="$($pkg_config --libs gbm)" 3856 gbm="yes" 3857fi 3858 3859if test "$opengl" != "no" ; then 3860 opengl_pkgs="epoxy gbm" 3861 if $pkg_config $opengl_pkgs; then 3862 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)" 3863 opengl_libs="$($pkg_config --libs $opengl_pkgs)" 3864 opengl=yes 3865 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then 3866 gtk_gl="yes" 3867 fi 3868 else 3869 if test "$opengl" = "yes" ; then 3870 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs" 3871 fi 3872 opengl_cflags="" 3873 opengl_libs="" 3874 opengl=no 3875 fi 3876fi 3877 3878if test "$opengl" = "yes"; then 3879 cat > $TMPC << EOF 3880#include <epoxy/egl.h> 3881#ifndef EGL_MESA_image_dma_buf_export 3882# error mesa/epoxy lacks support for dmabufs (mesa 10.6+) 3883#endif 3884int main(void) { return 0; } 3885EOF 3886 if compile_prog "" "" ; then 3887 opengl_dmabuf=yes 3888 fi 3889fi 3890 3891if test "$opengl" = "yes" && test "$have_x11" = "yes"; then 3892 for target in $target_list; do 3893 case $target in 3894 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL 3895 need_x11=yes 3896 ;; 3897 esac 3898 done 3899fi 3900 3901########################################## 3902# libxml2 probe 3903if test "$libxml2" != "no" ; then 3904 if $pkg_config --exists libxml-2.0; then 3905 libxml2="yes" 3906 libxml2_cflags=$($pkg_config --cflags libxml-2.0) 3907 libxml2_libs=$($pkg_config --libs libxml-2.0) 3908 else 3909 if test "$libxml2" = "yes"; then 3910 feature_not_found "libxml2" "Install libxml2 devel" 3911 fi 3912 libxml2="no" 3913 fi 3914fi 3915 3916########################################## 3917# glusterfs probe 3918if test "$glusterfs" != "no" ; then 3919 if $pkg_config --atleast-version=3 glusterfs-api; then 3920 glusterfs="yes" 3921 glusterfs_cflags=$($pkg_config --cflags glusterfs-api) 3922 glusterfs_libs=$($pkg_config --libs glusterfs-api) 3923 if $pkg_config --atleast-version=4 glusterfs-api; then 3924 glusterfs_xlator_opt="yes" 3925 fi 3926 if $pkg_config --atleast-version=5 glusterfs-api; then 3927 glusterfs_discard="yes" 3928 fi 3929 if $pkg_config --atleast-version=6 glusterfs-api; then 3930 glusterfs_fallocate="yes" 3931 glusterfs_zerofill="yes" 3932 fi 3933 cat > $TMPC << EOF 3934#include <glusterfs/api/glfs.h> 3935 3936int 3937main(void) 3938{ 3939 /* new glfs_ftruncate() passes two additional args */ 3940 return glfs_ftruncate(NULL, 0, NULL, NULL); 3941} 3942EOF 3943 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then 3944 glusterfs_ftruncate_has_stat="yes" 3945 fi 3946 cat > $TMPC << EOF 3947#include <glusterfs/api/glfs.h> 3948 3949/* new glfs_io_cbk() passes two additional glfs_stat structs */ 3950static void 3951glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data) 3952{} 3953 3954int 3955main(void) 3956{ 3957 glfs_io_cbk iocb = &glusterfs_iocb; 3958 iocb(NULL, 0 , NULL, NULL, NULL); 3959 return 0; 3960} 3961EOF 3962 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then 3963 glusterfs_iocb_has_stat="yes" 3964 fi 3965 else 3966 if test "$glusterfs" = "yes" ; then 3967 feature_not_found "GlusterFS backend support" \ 3968 "Install glusterfs-api devel >= 3" 3969 fi 3970 glusterfs="no" 3971 fi 3972fi 3973 3974# Check for inotify functions when we are building linux-user 3975# emulator. This is done because older glibc versions don't 3976# have syscall stubs for these implemented. In that case we 3977# don't provide them even if kernel supports them. 3978# 3979inotify=no 3980cat > $TMPC << EOF 3981#include <sys/inotify.h> 3982 3983int 3984main(void) 3985{ 3986 /* try to start inotify */ 3987 return inotify_init(); 3988} 3989EOF 3990if compile_prog "" "" ; then 3991 inotify=yes 3992fi 3993 3994inotify1=no 3995cat > $TMPC << EOF 3996#include <sys/inotify.h> 3997 3998int 3999main(void) 4000{ 4001 /* try to start inotify */ 4002 return inotify_init1(0); 4003} 4004EOF 4005if compile_prog "" "" ; then 4006 inotify1=yes 4007fi 4008 4009# check if pipe2 is there 4010pipe2=no 4011cat > $TMPC << EOF 4012#include <unistd.h> 4013#include <fcntl.h> 4014 4015int main(void) 4016{ 4017 int pipefd[2]; 4018 return pipe2(pipefd, O_CLOEXEC); 4019} 4020EOF 4021if compile_prog "" "" ; then 4022 pipe2=yes 4023fi 4024 4025# check if accept4 is there 4026accept4=no 4027cat > $TMPC << EOF 4028#include <sys/socket.h> 4029#include <stddef.h> 4030 4031int main(void) 4032{ 4033 accept4(0, NULL, NULL, SOCK_CLOEXEC); 4034 return 0; 4035} 4036EOF 4037if compile_prog "" "" ; then 4038 accept4=yes 4039fi 4040 4041# check if tee/splice is there. vmsplice was added same time. 4042splice=no 4043cat > $TMPC << EOF 4044#include <unistd.h> 4045#include <fcntl.h> 4046#include <limits.h> 4047 4048int main(void) 4049{ 4050 int len, fd = 0; 4051 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK); 4052 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE); 4053 return 0; 4054} 4055EOF 4056if compile_prog "" "" ; then 4057 splice=yes 4058fi 4059 4060########################################## 4061# libnuma probe 4062 4063if test "$numa" != "no" ; then 4064 cat > $TMPC << EOF 4065#include <numa.h> 4066int main(void) { return numa_available(); } 4067EOF 4068 4069 if compile_prog "" "-lnuma" ; then 4070 numa=yes 4071 numa_libs="-lnuma" 4072 else 4073 if test "$numa" = "yes" ; then 4074 feature_not_found "numa" "install numactl devel" 4075 fi 4076 numa=no 4077 fi 4078fi 4079 4080malloc=system 4081if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then 4082 echo "ERROR: tcmalloc && jemalloc can't be used at the same time" 4083 exit 1 4084elif test "$tcmalloc" = "yes" ; then 4085 malloc=tcmalloc 4086elif test "$jemalloc" = "yes" ; then 4087 malloc=jemalloc 4088fi 4089 4090########################################## 4091# signalfd probe 4092signalfd="no" 4093cat > $TMPC << EOF 4094#include <unistd.h> 4095#include <sys/syscall.h> 4096#include <signal.h> 4097int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); } 4098EOF 4099 4100if compile_prog "" "" ; then 4101 signalfd=yes 4102fi 4103 4104# check if optreset global is declared by <getopt.h> 4105optreset="no" 4106cat > $TMPC << EOF 4107#include <getopt.h> 4108int main(void) { return optreset; } 4109EOF 4110 4111if compile_prog "" "" ; then 4112 optreset=yes 4113fi 4114 4115# check if eventfd is supported 4116eventfd=no 4117cat > $TMPC << EOF 4118#include <sys/eventfd.h> 4119 4120int main(void) 4121{ 4122 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); 4123} 4124EOF 4125if compile_prog "" "" ; then 4126 eventfd=yes 4127fi 4128 4129# check if memfd is supported 4130memfd=no 4131cat > $TMPC << EOF 4132#include <sys/mman.h> 4133 4134int main(void) 4135{ 4136 return memfd_create("foo", MFD_ALLOW_SEALING); 4137} 4138EOF 4139if compile_prog "" "" ; then 4140 memfd=yes 4141fi 4142 4143# check for usbfs 4144have_usbfs=no 4145if test "$linux_user" = "yes"; then 4146 cat > $TMPC << EOF 4147#include <linux/usbdevice_fs.h> 4148 4149#ifndef USBDEVFS_GET_CAPABILITIES 4150#error "USBDEVFS_GET_CAPABILITIES undefined" 4151#endif 4152 4153#ifndef USBDEVFS_DISCONNECT_CLAIM 4154#error "USBDEVFS_DISCONNECT_CLAIM undefined" 4155#endif 4156 4157int main(void) 4158{ 4159 return 0; 4160} 4161EOF 4162 if compile_prog "" ""; then 4163 have_usbfs=yes 4164 fi 4165fi 4166 4167# check for fallocate 4168fallocate=no 4169cat > $TMPC << EOF 4170#include <fcntl.h> 4171 4172int main(void) 4173{ 4174 fallocate(0, 0, 0, 0); 4175 return 0; 4176} 4177EOF 4178if compile_prog "" "" ; then 4179 fallocate=yes 4180fi 4181 4182# check for fallocate hole punching 4183fallocate_punch_hole=no 4184cat > $TMPC << EOF 4185#include <fcntl.h> 4186#include <linux/falloc.h> 4187 4188int main(void) 4189{ 4190 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0); 4191 return 0; 4192} 4193EOF 4194if compile_prog "" "" ; then 4195 fallocate_punch_hole=yes 4196fi 4197 4198# check that fallocate supports range zeroing inside the file 4199fallocate_zero_range=no 4200cat > $TMPC << EOF 4201#include <fcntl.h> 4202#include <linux/falloc.h> 4203 4204int main(void) 4205{ 4206 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0); 4207 return 0; 4208} 4209EOF 4210if compile_prog "" "" ; then 4211 fallocate_zero_range=yes 4212fi 4213 4214# check for posix_fallocate 4215posix_fallocate=no 4216cat > $TMPC << EOF 4217#include <fcntl.h> 4218 4219int main(void) 4220{ 4221 posix_fallocate(0, 0, 0); 4222 return 0; 4223} 4224EOF 4225if compile_prog "" "" ; then 4226 posix_fallocate=yes 4227fi 4228 4229# check for sync_file_range 4230sync_file_range=no 4231cat > $TMPC << EOF 4232#include <fcntl.h> 4233 4234int main(void) 4235{ 4236 sync_file_range(0, 0, 0, 0); 4237 return 0; 4238} 4239EOF 4240if compile_prog "" "" ; then 4241 sync_file_range=yes 4242fi 4243 4244# check for linux/fiemap.h and FS_IOC_FIEMAP 4245fiemap=no 4246cat > $TMPC << EOF 4247#include <sys/ioctl.h> 4248#include <linux/fs.h> 4249#include <linux/fiemap.h> 4250 4251int main(void) 4252{ 4253 ioctl(0, FS_IOC_FIEMAP, 0); 4254 return 0; 4255} 4256EOF 4257if compile_prog "" "" ; then 4258 fiemap=yes 4259fi 4260 4261# check for dup3 4262dup3=no 4263cat > $TMPC << EOF 4264#include <unistd.h> 4265 4266int main(void) 4267{ 4268 dup3(0, 0, 0); 4269 return 0; 4270} 4271EOF 4272if compile_prog "" "" ; then 4273 dup3=yes 4274fi 4275 4276# check for ppoll support 4277ppoll=no 4278cat > $TMPC << EOF 4279#include <poll.h> 4280 4281int main(void) 4282{ 4283 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 }; 4284 ppoll(&pfd, 1, 0, 0); 4285 return 0; 4286} 4287EOF 4288if compile_prog "" "" ; then 4289 ppoll=yes 4290fi 4291 4292# check for prctl(PR_SET_TIMERSLACK , ... ) support 4293prctl_pr_set_timerslack=no 4294cat > $TMPC << EOF 4295#include <sys/prctl.h> 4296 4297int main(void) 4298{ 4299 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0); 4300 return 0; 4301} 4302EOF 4303if compile_prog "" "" ; then 4304 prctl_pr_set_timerslack=yes 4305fi 4306 4307# check for epoll support 4308epoll=no 4309cat > $TMPC << EOF 4310#include <sys/epoll.h> 4311 4312int main(void) 4313{ 4314 epoll_create(0); 4315 return 0; 4316} 4317EOF 4318if compile_prog "" "" ; then 4319 epoll=yes 4320fi 4321 4322# epoll_create1 is a later addition 4323# so we must check separately for its presence 4324epoll_create1=no 4325cat > $TMPC << EOF 4326#include <sys/epoll.h> 4327 4328int main(void) 4329{ 4330 /* Note that we use epoll_create1 as a value, not as 4331 * a function being called. This is necessary so that on 4332 * old SPARC glibc versions where the function was present in 4333 * the library but not declared in the header file we will 4334 * fail the configure check. (Otherwise we will get a compiler 4335 * warning but not an error, and will proceed to fail the 4336 * qemu compile where we compile with -Werror.) 4337 */ 4338 return (int)(uintptr_t)&epoll_create1; 4339} 4340EOF 4341if compile_prog "" "" ; then 4342 epoll_create1=yes 4343fi 4344 4345# check for sendfile support 4346sendfile=no 4347cat > $TMPC << EOF 4348#include <sys/sendfile.h> 4349 4350int main(void) 4351{ 4352 return sendfile(0, 0, 0, 0); 4353} 4354EOF 4355if compile_prog "" "" ; then 4356 sendfile=yes 4357fi 4358 4359# check for timerfd support (glibc 2.8 and newer) 4360timerfd=no 4361cat > $TMPC << EOF 4362#include <sys/timerfd.h> 4363 4364int main(void) 4365{ 4366 return(timerfd_create(CLOCK_REALTIME, 0)); 4367} 4368EOF 4369if compile_prog "" "" ; then 4370 timerfd=yes 4371fi 4372 4373# check for setns and unshare support 4374setns=no 4375cat > $TMPC << EOF 4376#include <sched.h> 4377 4378int main(void) 4379{ 4380 int ret; 4381 ret = setns(0, 0); 4382 ret = unshare(0); 4383 return ret; 4384} 4385EOF 4386if compile_prog "" "" ; then 4387 setns=yes 4388fi 4389 4390# clock_adjtime probe 4391clock_adjtime=no 4392cat > $TMPC <<EOF 4393#include <time.h> 4394 4395int main(void) 4396{ 4397 return clock_adjtime(0, 0); 4398} 4399EOF 4400clock_adjtime=no 4401if compile_prog "" "" ; then 4402 clock_adjtime=yes 4403fi 4404 4405# syncfs probe 4406syncfs=no 4407cat > $TMPC <<EOF 4408#include <unistd.h> 4409 4410int main(void) 4411{ 4412 return syncfs(0); 4413} 4414EOF 4415syncfs=no 4416if compile_prog "" "" ; then 4417 syncfs=yes 4418fi 4419 4420# check for kcov support (kernel must be 4.4+, compiled with certain options) 4421kcov=no 4422if check_include sys/kcov.h ; then 4423 kcov=yes 4424fi 4425 4426# check for btrfs filesystem support (kernel must be 3.9+) 4427btrfs=no 4428if check_include linux/btrfs.h ; then 4429 btrfs=yes 4430fi 4431 4432# Search for bswap_32 function 4433byteswap_h=no 4434cat > $TMPC << EOF 4435#include <byteswap.h> 4436int main(void) { return bswap_32(0); } 4437EOF 4438if compile_prog "" "" ; then 4439 byteswap_h=yes 4440fi 4441 4442# Search for bswap32 function 4443bswap_h=no 4444cat > $TMPC << EOF 4445#include <sys/endian.h> 4446#include <sys/types.h> 4447#include <machine/bswap.h> 4448int main(void) { return bswap32(0); } 4449EOF 4450if compile_prog "" "" ; then 4451 bswap_h=yes 4452fi 4453 4454########################################## 4455# Do we have libiscsi >= 1.9.0 4456if test "$libiscsi" != "no" ; then 4457 if $pkg_config --atleast-version=1.9.0 libiscsi; then 4458 libiscsi="yes" 4459 libiscsi_cflags=$($pkg_config --cflags libiscsi) 4460 libiscsi_libs=$($pkg_config --libs libiscsi) 4461 else 4462 if test "$libiscsi" = "yes" ; then 4463 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0" 4464 fi 4465 libiscsi="no" 4466 fi 4467fi 4468 4469########################################## 4470# Do we need librt 4471# uClibc provides 2 versions of clock_gettime(), one with realtime 4472# support and one without. This means that the clock_gettime() don't 4473# need -lrt. We still need it for timer_create() so we check for this 4474# function in addition. 4475cat > $TMPC <<EOF 4476#include <signal.h> 4477#include <time.h> 4478int main(void) { 4479 timer_create(CLOCK_REALTIME, NULL, NULL); 4480 return clock_gettime(CLOCK_REALTIME, NULL); 4481} 4482EOF 4483 4484if compile_prog "" "" ; then 4485 : 4486# we need pthread for static linking. use previous pthread test result 4487elif compile_prog "" "$pthread_lib -lrt" ; then 4488 LIBS="$LIBS -lrt" 4489fi 4490 4491# Check whether we have openpty() in either libc or libutil 4492cat > $TMPC << EOF 4493extern int openpty(int *am, int *as, char *name, void *termp, void *winp); 4494int main(void) { return openpty(0, 0, 0, 0, 0); } 4495EOF 4496 4497have_openpty="no" 4498if compile_prog "" "" ; then 4499 have_openpty="yes" 4500else 4501 if compile_prog "" "-lutil" ; then 4502 have_openpty="yes" 4503 fi 4504fi 4505 4506########################################## 4507# spice probe 4508if test "$spice" != "no" ; then 4509 cat > $TMPC << EOF 4510#include <spice.h> 4511int main(void) { spice_server_new(); return 0; } 4512EOF 4513 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null) 4514 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null) 4515 if $pkg_config --atleast-version=0.12.5 spice-server && \ 4516 $pkg_config --atleast-version=0.12.3 spice-protocol && \ 4517 compile_prog "$spice_cflags" "$spice_libs" ; then 4518 spice="yes" 4519 else 4520 if test "$spice" = "yes" ; then 4521 feature_not_found "spice" \ 4522 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel" 4523 fi 4524 spice="no" 4525 fi 4526fi 4527 4528# check for smartcard support 4529if test "$smartcard" != "no"; then 4530 if $pkg_config --atleast-version=2.5.1 libcacard; then 4531 libcacard_cflags=$($pkg_config --cflags libcacard) 4532 libcacard_libs=$($pkg_config --libs libcacard) 4533 smartcard="yes" 4534 else 4535 if test "$smartcard" = "yes"; then 4536 feature_not_found "smartcard" "Install libcacard devel" 4537 fi 4538 smartcard="no" 4539 fi 4540fi 4541 4542# check for libusb 4543if test "$libusb" != "no" ; then 4544 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then 4545 libusb="yes" 4546 libusb_cflags=$($pkg_config --cflags libusb-1.0) 4547 libusb_libs=$($pkg_config --libs libusb-1.0) 4548 else 4549 if test "$libusb" = "yes"; then 4550 feature_not_found "libusb" "Install libusb devel >= 1.0.13" 4551 fi 4552 libusb="no" 4553 fi 4554fi 4555 4556# check for usbredirparser for usb network redirection support 4557if test "$usb_redir" != "no" ; then 4558 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then 4559 usb_redir="yes" 4560 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5) 4561 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5) 4562 else 4563 if test "$usb_redir" = "yes"; then 4564 feature_not_found "usb-redir" "Install usbredir devel" 4565 fi 4566 usb_redir="no" 4567 fi 4568fi 4569 4570########################################## 4571# check if we have VSS SDK headers for win 4572 4573if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \ 4574 test "$vss_win32_sdk" != "no" ; then 4575 case "$vss_win32_sdk" in 4576 "") vss_win32_include="-isystem $source_path" ;; 4577 *\ *) # The SDK is installed in "Program Files" by default, but we cannot 4578 # handle path with spaces. So we symlink the headers into ".sdk/vss". 4579 vss_win32_include="-isystem $source_path/.sdk/vss" 4580 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc" 4581 ;; 4582 *) vss_win32_include="-isystem $vss_win32_sdk" 4583 esac 4584 cat > $TMPC << EOF 4585#define __MIDL_user_allocate_free_DEFINED__ 4586#include <inc/win2003/vss.h> 4587int main(void) { return VSS_CTX_BACKUP; } 4588EOF 4589 if compile_prog "$vss_win32_include" "" ; then 4590 guest_agent_with_vss="yes" 4591 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include" 4592 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga" 4593 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb" 4594 else 4595 if test "$vss_win32_sdk" != "" ; then 4596 echo "ERROR: Please download and install Microsoft VSS SDK:" 4597 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490" 4598 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:" 4599 echo "ERROR: scripts/extract-vsssdk-headers setup.exe" 4600 echo "ERROR: The headers are extracted in the directory \`inc'." 4601 feature_not_found "VSS support" 4602 fi 4603 guest_agent_with_vss="no" 4604 fi 4605fi 4606 4607########################################## 4608# lookup Windows platform SDK (if not specified) 4609# The SDK is needed only to build .tlb (type library) file of guest agent 4610# VSS provider from the source. It is usually unnecessary because the 4611# pre-compiled .tlb file is included. 4612 4613if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \ 4614 test "$guest_agent_with_vss" = "yes" ; then 4615 if test -z "$win_sdk"; then 4616 programfiles="$PROGRAMFILES" 4617 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432" 4618 if test -n "$programfiles"; then 4619 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null 4620 else 4621 feature_not_found "Windows SDK" 4622 fi 4623 elif test "$win_sdk" = "no"; then 4624 win_sdk="" 4625 fi 4626fi 4627 4628########################################## 4629# check if mingw environment provides a recent ntddscsi.h 4630if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then 4631 cat > $TMPC << EOF 4632#include <windows.h> 4633#include <ntddscsi.h> 4634int main(void) { 4635#if !defined(IOCTL_SCSI_GET_ADDRESS) 4636#error Missing required ioctl definitions 4637#endif 4638 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 }; 4639 return addr.Lun; 4640} 4641EOF 4642 if compile_prog "" "" ; then 4643 guest_agent_ntddscsi=yes 4644 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga" 4645 fi 4646fi 4647 4648########################################## 4649# virgl renderer probe 4650 4651if test "$virglrenderer" != "no" ; then 4652 cat > $TMPC << EOF 4653#include <virglrenderer.h> 4654int main(void) { virgl_renderer_poll(); return 0; } 4655EOF 4656 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null) 4657 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null) 4658 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null) 4659 if $pkg_config virglrenderer >/dev/null 2>&1 && \ 4660 compile_prog "$virgl_cflags" "$virgl_libs" ; then 4661 virglrenderer="yes" 4662 else 4663 if test "$virglrenderer" = "yes" ; then 4664 feature_not_found "virglrenderer" 4665 fi 4666 virglrenderer="no" 4667 fi 4668fi 4669 4670########################################## 4671# capstone 4672 4673case "$capstone" in 4674 auto | enabled | internal) 4675 # Simpler to always update submodule, even if not needed. 4676 if test -e "${source_path}/.git" && test $git_update = 'yes' ; then 4677 git_submodules="${git_submodules} capstone" 4678 fi 4679 ;; 4680esac 4681 4682########################################## 4683# check if we have fdatasync 4684 4685fdatasync=no 4686cat > $TMPC << EOF 4687#include <unistd.h> 4688int main(void) { 4689#if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 4690return fdatasync(0); 4691#else 4692#error Not supported 4693#endif 4694} 4695EOF 4696if compile_prog "" "" ; then 4697 fdatasync=yes 4698fi 4699 4700########################################## 4701# check if we have madvise 4702 4703madvise=no 4704cat > $TMPC << EOF 4705#include <sys/types.h> 4706#include <sys/mman.h> 4707#include <stddef.h> 4708int main(void) { return madvise(NULL, 0, MADV_DONTNEED); } 4709EOF 4710if compile_prog "" "" ; then 4711 madvise=yes 4712fi 4713 4714########################################## 4715# check if we have posix_madvise 4716 4717posix_madvise=no 4718cat > $TMPC << EOF 4719#include <sys/mman.h> 4720#include <stddef.h> 4721int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); } 4722EOF 4723if compile_prog "" "" ; then 4724 posix_madvise=yes 4725fi 4726 4727########################################## 4728# check if we have posix_memalign() 4729 4730posix_memalign=no 4731cat > $TMPC << EOF 4732#include <stdlib.h> 4733int main(void) { 4734 void *p; 4735 return posix_memalign(&p, 8, 8); 4736} 4737EOF 4738if compile_prog "" "" ; then 4739 posix_memalign=yes 4740fi 4741 4742########################################## 4743# check if we have posix_syslog 4744 4745posix_syslog=no 4746cat > $TMPC << EOF 4747#include <syslog.h> 4748int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; } 4749EOF 4750if compile_prog "" "" ; then 4751 posix_syslog=yes 4752fi 4753 4754########################################## 4755# check if we have sem_timedwait 4756 4757sem_timedwait=no 4758cat > $TMPC << EOF 4759#include <semaphore.h> 4760int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); } 4761EOF 4762if compile_prog "" "" ; then 4763 sem_timedwait=yes 4764fi 4765 4766########################################## 4767# check if we have strchrnul 4768 4769strchrnul=no 4770cat > $TMPC << EOF 4771#include <string.h> 4772int main(void); 4773// Use a haystack that the compiler shouldn't be able to constant fold 4774char *haystack = (char*)&main; 4775int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; } 4776EOF 4777if compile_prog "" "" ; then 4778 strchrnul=yes 4779fi 4780 4781######################################### 4782# check if we have st_atim 4783 4784st_atim=no 4785cat > $TMPC << EOF 4786#include <sys/stat.h> 4787#include <stddef.h> 4788int main(void) { return offsetof(struct stat, st_atim); } 4789EOF 4790if compile_prog "" "" ; then 4791 st_atim=yes 4792fi 4793 4794########################################## 4795# check if trace backend exists 4796 4797$python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null 4798if test "$?" -ne 0 ; then 4799 error_exit "invalid trace backends" \ 4800 "Please choose supported trace backends." 4801fi 4802 4803########################################## 4804# For 'ust' backend, test if ust headers are present 4805if have_backend "ust"; then 4806 cat > $TMPC << EOF 4807#include <lttng/tracepoint.h> 4808int main(void) { return 0; } 4809EOF 4810 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then 4811 if $pkg_config lttng-ust --exists; then 4812 lttng_ust_libs=$($pkg_config --libs lttng-ust) 4813 else 4814 lttng_ust_libs="-llttng-ust -ldl" 4815 fi 4816 if $pkg_config liburcu-bp --exists; then 4817 urcu_bp_libs=$($pkg_config --libs liburcu-bp) 4818 else 4819 urcu_bp_libs="-lurcu-bp" 4820 fi 4821 else 4822 error_exit "Trace backend 'ust' missing lttng-ust header files" 4823 fi 4824fi 4825 4826########################################## 4827# For 'dtrace' backend, test if 'dtrace' command is present 4828if have_backend "dtrace"; then 4829 if ! has 'dtrace' ; then 4830 error_exit "dtrace command is not found in PATH $PATH" 4831 fi 4832 trace_backend_stap="no" 4833 if has 'stap' ; then 4834 trace_backend_stap="yes" 4835 4836 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol 4837 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility 4838 # instead. QEMU --enable-modules depends on this because the SystemTap 4839 # semaphores are linked into the main binary and not the module's shared 4840 # object. 4841 QEMU_CFLAGS="$QEMU_CFLAGS -DSTAP_SDT_V2" 4842 fi 4843fi 4844 4845########################################## 4846# check and set a backend for coroutine 4847 4848# We prefer ucontext, but it's not always possible. The fallback 4849# is sigcontext. On Windows the only valid backend is the Windows 4850# specific one. 4851 4852ucontext_works=no 4853if test "$darwin" != "yes"; then 4854 cat > $TMPC << EOF 4855#include <ucontext.h> 4856#ifdef __stub_makecontext 4857#error Ignoring glibc stub makecontext which will always fail 4858#endif 4859int main(void) { makecontext(0, 0, 0); return 0; } 4860EOF 4861 if compile_prog "" "" ; then 4862 ucontext_works=yes 4863 fi 4864fi 4865 4866if test "$coroutine" = ""; then 4867 if test "$mingw32" = "yes"; then 4868 coroutine=win32 4869 elif test "$ucontext_works" = "yes"; then 4870 coroutine=ucontext 4871 else 4872 coroutine=sigaltstack 4873 fi 4874else 4875 case $coroutine in 4876 windows) 4877 if test "$mingw32" != "yes"; then 4878 error_exit "'windows' coroutine backend only valid for Windows" 4879 fi 4880 # Unfortunately the user visible backend name doesn't match the 4881 # coroutine-*.c filename for this case, so we have to adjust it here. 4882 coroutine=win32 4883 ;; 4884 ucontext) 4885 if test "$ucontext_works" != "yes"; then 4886 feature_not_found "ucontext" 4887 fi 4888 ;; 4889 sigaltstack) 4890 if test "$mingw32" = "yes"; then 4891 error_exit "only the 'windows' coroutine backend is valid for Windows" 4892 fi 4893 ;; 4894 *) 4895 error_exit "unknown coroutine backend $coroutine" 4896 ;; 4897 esac 4898fi 4899 4900if test "$coroutine_pool" = ""; then 4901 coroutine_pool=yes 4902fi 4903 4904if test "$debug_stack_usage" = "yes"; then 4905 if test "$coroutine_pool" = "yes"; then 4906 echo "WARN: disabling coroutine pool for stack usage debugging" 4907 coroutine_pool=no 4908 fi 4909fi 4910 4911################################################## 4912# SafeStack 4913 4914 4915if test "$safe_stack" = "yes"; then 4916cat > $TMPC << EOF 4917int main(int argc, char *argv[]) 4918{ 4919#if ! __has_feature(safe_stack) 4920#error SafeStack Disabled 4921#endif 4922 return 0; 4923} 4924EOF 4925 flag="-fsanitize=safe-stack" 4926 # Check that safe-stack is supported and enabled. 4927 if compile_prog "-Werror $flag" "$flag"; then 4928 # Flag needed both at compilation and at linking 4929 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 4930 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 4931 else 4932 error_exit "SafeStack not supported by your compiler" 4933 fi 4934 if test "$coroutine" != "ucontext"; then 4935 error_exit "SafeStack is only supported by the coroutine backend ucontext" 4936 fi 4937else 4938cat > $TMPC << EOF 4939int main(int argc, char *argv[]) 4940{ 4941#if defined(__has_feature) 4942#if __has_feature(safe_stack) 4943#error SafeStack Enabled 4944#endif 4945#endif 4946 return 0; 4947} 4948EOF 4949if test "$safe_stack" = "no"; then 4950 # Make sure that safe-stack is disabled 4951 if ! compile_prog "-Werror" ""; then 4952 # SafeStack was already enabled, try to explicitly remove the feature 4953 flag="-fno-sanitize=safe-stack" 4954 if ! compile_prog "-Werror $flag" "$flag"; then 4955 error_exit "Configure cannot disable SafeStack" 4956 fi 4957 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 4958 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 4959 fi 4960else # "$safe_stack" = "" 4961 # Set safe_stack to yes or no based on pre-existing flags 4962 if compile_prog "-Werror" ""; then 4963 safe_stack="no" 4964 else 4965 safe_stack="yes" 4966 if test "$coroutine" != "ucontext"; then 4967 error_exit "SafeStack is only supported by the coroutine backend ucontext" 4968 fi 4969 fi 4970fi 4971fi 4972 4973########################################## 4974# check if we have open_by_handle_at 4975 4976open_by_handle_at=no 4977cat > $TMPC << EOF 4978#include <fcntl.h> 4979#if !defined(AT_EMPTY_PATH) 4980# error missing definition 4981#else 4982int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 4983#endif 4984EOF 4985if compile_prog "" "" ; then 4986 open_by_handle_at=yes 4987fi 4988 4989######################################## 4990# check if we have linux/magic.h 4991 4992linux_magic_h=no 4993cat > $TMPC << EOF 4994#include <linux/magic.h> 4995int main(void) { 4996 return 0; 4997} 4998EOF 4999if compile_prog "" "" ; then 5000 linux_magic_h=yes 5001fi 5002 5003######################################## 5004# check if we have valgrind/valgrind.h 5005 5006valgrind_h=no 5007cat > $TMPC << EOF 5008#include <valgrind/valgrind.h> 5009int main(void) { 5010 return 0; 5011} 5012EOF 5013if compile_prog "" "" ; then 5014 valgrind_h=yes 5015fi 5016 5017######################################## 5018# check if environ is declared 5019 5020has_environ=no 5021cat > $TMPC << EOF 5022#include <unistd.h> 5023int main(void) { 5024 environ = 0; 5025 return 0; 5026} 5027EOF 5028if compile_prog "" "" ; then 5029 has_environ=yes 5030fi 5031 5032######################################## 5033# check if cpuid.h is usable. 5034 5035cat > $TMPC << EOF 5036#include <cpuid.h> 5037int main(void) { 5038 unsigned a, b, c, d; 5039 int max = __get_cpuid_max(0, 0); 5040 5041 if (max >= 1) { 5042 __cpuid(1, a, b, c, d); 5043 } 5044 5045 if (max >= 7) { 5046 __cpuid_count(7, 0, a, b, c, d); 5047 } 5048 5049 return 0; 5050} 5051EOF 5052if compile_prog "" "" ; then 5053 cpuid_h=yes 5054fi 5055 5056########################################## 5057# avx2 optimization requirement check 5058# 5059# There is no point enabling this if cpuid.h is not usable, 5060# since we won't be able to select the new routines. 5061 5062if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then 5063 cat > $TMPC << EOF 5064#pragma GCC push_options 5065#pragma GCC target("avx2") 5066#include <cpuid.h> 5067#include <immintrin.h> 5068static int bar(void *a) { 5069 __m256i x = *(__m256i *)a; 5070 return _mm256_testz_si256(x, x); 5071} 5072int main(int argc, char *argv[]) { return bar(argv[0]); } 5073EOF 5074 if compile_object "" ; then 5075 avx2_opt="yes" 5076 else 5077 avx2_opt="no" 5078 fi 5079fi 5080 5081########################################## 5082# avx512f optimization requirement check 5083# 5084# There is no point enabling this if cpuid.h is not usable, 5085# since we won't be able to select the new routines. 5086# by default, it is turned off. 5087# if user explicitly want to enable it, check environment 5088 5089if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then 5090 cat > $TMPC << EOF 5091#pragma GCC push_options 5092#pragma GCC target("avx512f") 5093#include <cpuid.h> 5094#include <immintrin.h> 5095static int bar(void *a) { 5096 __m512i x = *(__m512i *)a; 5097 return _mm512_test_epi64_mask(x, x); 5098} 5099int main(int argc, char *argv[]) 5100{ 5101 return bar(argv[0]); 5102} 5103EOF 5104 if ! compile_object "" ; then 5105 avx512f_opt="no" 5106 fi 5107else 5108 avx512f_opt="no" 5109fi 5110 5111######################################## 5112# check if __[u]int128_t is usable. 5113 5114int128=no 5115cat > $TMPC << EOF 5116__int128_t a; 5117__uint128_t b; 5118int main (void) { 5119 a = a + b; 5120 b = a * b; 5121 a = a * a; 5122 return 0; 5123} 5124EOF 5125if compile_prog "" "" ; then 5126 int128=yes 5127fi 5128 5129######################################### 5130# See if 128-bit atomic operations are supported. 5131 5132atomic128=no 5133if test "$int128" = "yes"; then 5134 cat > $TMPC << EOF 5135int main(void) 5136{ 5137 unsigned __int128 x = 0, y = 0; 5138 y = __atomic_load_16(&x, 0); 5139 __atomic_store_16(&x, y, 0); 5140 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0); 5141 return 0; 5142} 5143EOF 5144 if compile_prog "" "" ; then 5145 atomic128=yes 5146 fi 5147fi 5148 5149cmpxchg128=no 5150if test "$int128" = yes && test "$atomic128" = no; then 5151 cat > $TMPC << EOF 5152int main(void) 5153{ 5154 unsigned __int128 x = 0, y = 0; 5155 __sync_val_compare_and_swap_16(&x, y, x); 5156 return 0; 5157} 5158EOF 5159 if compile_prog "" "" ; then 5160 cmpxchg128=yes 5161 fi 5162fi 5163 5164######################################### 5165# See if 64-bit atomic operations are supported. 5166# Note that without __atomic builtins, we can only 5167# assume atomic loads/stores max at pointer size. 5168 5169cat > $TMPC << EOF 5170#include <stdint.h> 5171int main(void) 5172{ 5173 uint64_t x = 0, y = 0; 5174#ifdef __ATOMIC_RELAXED 5175 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 5176 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 5177 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 5178 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 5179 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 5180#else 5181 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1]; 5182 __sync_lock_test_and_set(&x, y); 5183 __sync_val_compare_and_swap(&x, y, 0); 5184 __sync_fetch_and_add(&x, y); 5185#endif 5186 return 0; 5187} 5188EOF 5189if compile_prog "" "" ; then 5190 atomic64=yes 5191fi 5192 5193######################################### 5194# See if --dynamic-list is supported by the linker 5195ld_dynamic_list="no" 5196if test "$static" = "no" ; then 5197 cat > $TMPTXT <<EOF 5198{ 5199 foo; 5200}; 5201EOF 5202 5203 cat > $TMPC <<EOF 5204#include <stdio.h> 5205void foo(void); 5206 5207void foo(void) 5208{ 5209 printf("foo\n"); 5210} 5211 5212int main(void) 5213{ 5214 foo(); 5215 return 0; 5216} 5217EOF 5218 5219 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then 5220 ld_dynamic_list="yes" 5221 fi 5222fi 5223 5224######################################### 5225# See if -exported_symbols_list is supported by the linker 5226 5227ld_exported_symbols_list="no" 5228if test "$static" = "no" ; then 5229 cat > $TMPTXT <<EOF 5230 _foo 5231EOF 5232 5233 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then 5234 ld_exported_symbols_list="yes" 5235 fi 5236fi 5237 5238if test "$plugins" = "yes" && 5239 test "$ld_dynamic_list" = "no" && 5240 test "$ld_exported_symbols_list" = "no" ; then 5241 error_exit \ 5242 "Plugin support requires dynamic linking and specifying a set of symbols " \ 5243 "that are exported to plugins. Unfortunately your linker doesn't " \ 5244 "support the flag (--dynamic-list or -exported_symbols_list) used " \ 5245 "for this purpose. You can't build with --static." 5246fi 5247 5248######################################## 5249# See if __attribute__((alias)) is supported. 5250# This false for Xcode 9, but has been remedied for Xcode 10. 5251# Unfortunately, travis uses Xcode 9 by default. 5252 5253attralias=no 5254cat > $TMPC << EOF 5255int x = 1; 5256extern const int y __attribute__((alias("x"))); 5257int main(void) { return 0; } 5258EOF 5259if compile_prog "" "" ; then 5260 attralias=yes 5261fi 5262 5263######################################## 5264# check if getauxval is available. 5265 5266getauxval=no 5267cat > $TMPC << EOF 5268#include <sys/auxv.h> 5269int main(void) { 5270 return getauxval(AT_HWCAP) == 0; 5271} 5272EOF 5273if compile_prog "" "" ; then 5274 getauxval=yes 5275fi 5276 5277######################################## 5278# check if ccache is interfering with 5279# semantic analysis of macros 5280 5281unset CCACHE_CPP2 5282ccache_cpp2=no 5283cat > $TMPC << EOF 5284static const int Z = 1; 5285#define fn() ({ Z; }) 5286#define TAUT(X) ((X) == Z) 5287#define PAREN(X, Y) (X == Y) 5288#define ID(X) (X) 5289int main(int argc, char *argv[]) 5290{ 5291 int x = 0, y = 0; 5292 x = ID(x); 5293 x = fn(); 5294 fn(); 5295 if (PAREN(x, y)) return 0; 5296 if (TAUT(Z)) return 0; 5297 return 0; 5298} 5299EOF 5300 5301if ! compile_object "-Werror"; then 5302 ccache_cpp2=yes 5303fi 5304 5305################################################# 5306# clang does not support glibc + FORTIFY_SOURCE. 5307 5308if test "$fortify_source" != "no"; then 5309 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then 5310 fortify_source="no"; 5311 elif test -n "$cxx" && has $cxx && 5312 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then 5313 fortify_source="no"; 5314 else 5315 fortify_source="yes" 5316 fi 5317fi 5318 5319############################################### 5320# Check if copy_file_range is provided by glibc 5321have_copy_file_range=no 5322cat > $TMPC << EOF 5323#include <unistd.h> 5324int main(void) { 5325 copy_file_range(0, NULL, 0, NULL, 0, 0); 5326 return 0; 5327} 5328EOF 5329if compile_prog "" "" ; then 5330 have_copy_file_range=yes 5331fi 5332 5333########################################## 5334# check if struct fsxattr is available via linux/fs.h 5335 5336have_fsxattr=no 5337cat > $TMPC << EOF 5338#include <linux/fs.h> 5339struct fsxattr foo; 5340int main(void) { 5341 return 0; 5342} 5343EOF 5344if compile_prog "" "" ; then 5345 have_fsxattr=yes 5346fi 5347 5348########################################## 5349# check for usable membarrier system call 5350if test "$membarrier" = "yes"; then 5351 have_membarrier=no 5352 if test "$mingw32" = "yes" ; then 5353 have_membarrier=yes 5354 elif test "$linux" = "yes" ; then 5355 cat > $TMPC << EOF 5356 #include <linux/membarrier.h> 5357 #include <sys/syscall.h> 5358 #include <unistd.h> 5359 #include <stdlib.h> 5360 int main(void) { 5361 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 5362 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 5363 exit(0); 5364 } 5365EOF 5366 if compile_prog "" "" ; then 5367 have_membarrier=yes 5368 fi 5369 fi 5370 if test "$have_membarrier" = "no"; then 5371 feature_not_found "membarrier" "membarrier system call not available" 5372 fi 5373else 5374 # Do not enable it by default even for Mingw32, because it doesn't 5375 # work on Wine. 5376 membarrier=no 5377fi 5378 5379########################################## 5380# check if rtnetlink.h exists and is useful 5381have_rtnetlink=no 5382cat > $TMPC << EOF 5383#include <linux/rtnetlink.h> 5384int main(void) { 5385 return IFLA_PROTO_DOWN; 5386} 5387EOF 5388if compile_prog "" "" ; then 5389 have_rtnetlink=yes 5390fi 5391 5392########################################## 5393# check for usable AF_VSOCK environment 5394have_af_vsock=no 5395cat > $TMPC << EOF 5396#include <errno.h> 5397#include <sys/types.h> 5398#include <sys/socket.h> 5399#if !defined(AF_VSOCK) 5400# error missing AF_VSOCK flag 5401#endif 5402#include <linux/vm_sockets.h> 5403int main(void) { 5404 int sock, ret; 5405 struct sockaddr_vm svm; 5406 socklen_t len = sizeof(svm); 5407 sock = socket(AF_VSOCK, SOCK_STREAM, 0); 5408 ret = getpeername(sock, (struct sockaddr *)&svm, &len); 5409 if ((ret == -1) && (errno == ENOTCONN)) { 5410 return 0; 5411 } 5412 return -1; 5413} 5414EOF 5415if compile_prog "" "" ; then 5416 have_af_vsock=yes 5417fi 5418 5419########################################## 5420# check for usable AF_ALG environment 5421have_afalg=no 5422cat > $TMPC << EOF 5423#include <errno.h> 5424#include <sys/types.h> 5425#include <sys/socket.h> 5426#include <linux/if_alg.h> 5427int main(void) { 5428 int sock; 5429 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 5430 return sock; 5431} 5432EOF 5433if compile_prog "" "" ; then 5434 have_afalg=yes 5435fi 5436if test "$crypto_afalg" = "yes" 5437then 5438 if test "$have_afalg" != "yes" 5439 then 5440 error_exit "AF_ALG requested but could not be detected" 5441 fi 5442fi 5443 5444 5445################################################# 5446# check for sysmacros.h 5447 5448have_sysmacros=no 5449cat > $TMPC << EOF 5450#include <sys/sysmacros.h> 5451int main(void) { 5452 return makedev(0, 0); 5453} 5454EOF 5455if compile_prog "" "" ; then 5456 have_sysmacros=yes 5457fi 5458 5459########################################## 5460# check for _Static_assert() 5461 5462have_static_assert=no 5463cat > $TMPC << EOF 5464_Static_assert(1, "success"); 5465int main(void) { 5466 return 0; 5467} 5468EOF 5469if compile_prog "" "" ; then 5470 have_static_assert=yes 5471fi 5472 5473########################################## 5474# check for utmpx.h, it is missing e.g. on OpenBSD 5475 5476have_utmpx=no 5477cat > $TMPC << EOF 5478#include <utmpx.h> 5479struct utmpx user_info; 5480int main(void) { 5481 return 0; 5482} 5483EOF 5484if compile_prog "" "" ; then 5485 have_utmpx=yes 5486fi 5487 5488########################################## 5489# check for getrandom() 5490 5491have_getrandom=no 5492cat > $TMPC << EOF 5493#include <sys/random.h> 5494int main(void) { 5495 return getrandom(0, 0, GRND_NONBLOCK); 5496} 5497EOF 5498if compile_prog "" "" ; then 5499 have_getrandom=yes 5500fi 5501 5502########################################## 5503# checks for sanitizers 5504 5505have_asan=no 5506have_ubsan=no 5507have_asan_iface_h=no 5508have_asan_iface_fiber=no 5509 5510if test "$sanitizers" = "yes" ; then 5511 write_c_skeleton 5512 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then 5513 have_asan=yes 5514 fi 5515 5516 # we could use a simple skeleton for flags checks, but this also 5517 # detect the static linking issue of ubsan, see also: 5518 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285 5519 cat > $TMPC << EOF 5520#include <stdlib.h> 5521int main(void) { 5522 void *tmp = malloc(10); 5523 if (tmp != NULL) { 5524 return *(int *)(tmp + 2); 5525 } 5526 return 1; 5527} 5528EOF 5529 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then 5530 have_ubsan=yes 5531 fi 5532 5533 if check_include "sanitizer/asan_interface.h" ; then 5534 have_asan_iface_h=yes 5535 fi 5536 5537 cat > $TMPC << EOF 5538#include <sanitizer/asan_interface.h> 5539int main(void) { 5540 __sanitizer_start_switch_fiber(0, 0, 0); 5541 return 0; 5542} 5543EOF 5544 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then 5545 have_asan_iface_fiber=yes 5546 fi 5547fi 5548 5549########################################## 5550# checks for fuzzer 5551if test "$fuzzing" = "yes" && test -z "${LIB_FUZZING_ENGINE+xxx}"; then 5552 write_c_fuzzer_skeleton 5553 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=fuzzer" ""; then 5554 have_fuzzer=yes 5555 else 5556 error_exit "Your compiler doesn't support -fsanitize=fuzzer" 5557 exit 1 5558 fi 5559fi 5560 5561# Thread sanitizer is, for now, much noisier than the other sanitizers; 5562# keep it separate until that is not the case. 5563if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then 5564 error_exit "TSAN is not supported with other sanitiziers." 5565fi 5566have_tsan=no 5567have_tsan_iface_fiber=no 5568if test "$tsan" = "yes" ; then 5569 write_c_skeleton 5570 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then 5571 have_tsan=yes 5572 fi 5573 cat > $TMPC << EOF 5574#include <sanitizer/tsan_interface.h> 5575int main(void) { 5576 __tsan_create_fiber(0); 5577 return 0; 5578} 5579EOF 5580 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then 5581 have_tsan_iface_fiber=yes 5582 fi 5583fi 5584 5585########################################## 5586# check for libpmem 5587 5588if test "$libpmem" != "no"; then 5589 if $pkg_config --exists "libpmem"; then 5590 libpmem="yes" 5591 libpmem_libs=$($pkg_config --libs libpmem) 5592 libpmem_cflags=$($pkg_config --cflags libpmem) 5593 else 5594 if test "$libpmem" = "yes" ; then 5595 feature_not_found "libpmem" "Install nvml or pmdk" 5596 fi 5597 libpmem="no" 5598 fi 5599fi 5600 5601########################################## 5602# check for libdaxctl 5603 5604if test "$libdaxctl" != "no"; then 5605 if $pkg_config --atleast-version=57 "libdaxctl"; then 5606 libdaxctl="yes" 5607 libdaxctl_libs=$($pkg_config --libs libdaxctl) 5608 libdaxctl_cflags=$($pkg_config --cflags libdaxctl) 5609 else 5610 if test "$libdaxctl" = "yes" ; then 5611 feature_not_found "libdaxctl" "Install libdaxctl" 5612 fi 5613 libdaxctl="no" 5614 fi 5615fi 5616 5617########################################## 5618# check for slirp 5619 5620case "$slirp" in 5621 auto | enabled | internal) 5622 # Simpler to always update submodule, even if not needed. 5623 if test -e "${source_path}/.git" && test $git_update = 'yes' ; then 5624 git_submodules="${git_submodules} slirp" 5625 fi 5626 ;; 5627esac 5628 5629########################################## 5630# check for usable __NR_keyctl syscall 5631 5632if test "$linux" = "yes" ; then 5633 5634 have_keyring=no 5635 cat > $TMPC << EOF 5636#include <errno.h> 5637#include <asm/unistd.h> 5638#include <linux/keyctl.h> 5639#include <unistd.h> 5640int main(void) { 5641 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 5642} 5643EOF 5644 if compile_prog "" "" ; then 5645 have_keyring=yes 5646 fi 5647fi 5648if test "$secret_keyring" != "no" 5649then 5650 if test "$have_keyring" = "yes" 5651 then 5652 secret_keyring=yes 5653 else 5654 if test "$secret_keyring" = "yes" 5655 then 5656 error_exit "syscall __NR_keyctl requested, \ 5657but not implemented on your system" 5658 else 5659 secret_keyring=no 5660 fi 5661 fi 5662fi 5663 5664########################################## 5665# End of CC checks 5666# After here, no more $cc or $ld runs 5667 5668write_c_skeleton 5669 5670if test "$gcov" = "yes" ; then 5671 : 5672elif test "$fortify_source" = "yes" ; then 5673 QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS" 5674 debug=no 5675fi 5676 5677case "$ARCH" in 5678alpha) 5679 # Ensure there's only a single GP 5680 QEMU_CFLAGS="-msmall-data $QEMU_CFLAGS" 5681;; 5682esac 5683 5684if test "$gprof" = "yes" ; then 5685 QEMU_CFLAGS="-p $QEMU_CFLAGS" 5686 QEMU_LDFLAGS="-p $QEMU_LDFLAGS" 5687fi 5688 5689if test "$have_asan" = "yes"; then 5690 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS" 5691 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS" 5692 if test "$have_asan_iface_h" = "no" ; then 5693 echo "ASAN build enabled, but ASAN header missing." \ 5694 "Without code annotation, the report may be inferior." 5695 elif test "$have_asan_iface_fiber" = "no" ; then 5696 echo "ASAN build enabled, but ASAN header is too old." \ 5697 "Without code annotation, the report may be inferior." 5698 fi 5699fi 5700if test "$have_tsan" = "yes" ; then 5701 if test "$have_tsan_iface_fiber" = "yes" ; then 5702 QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS" 5703 QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS" 5704 else 5705 error_exit "Cannot enable TSAN due to missing fiber annotation interface." 5706 fi 5707elif test "$tsan" = "yes" ; then 5708 error_exit "Cannot enable TSAN due to missing sanitize thread interface." 5709fi 5710if test "$have_ubsan" = "yes"; then 5711 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS" 5712 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS" 5713fi 5714 5715########################################## 5716# Do we have libnfs 5717if test "$libnfs" != "no" ; then 5718 if $pkg_config --atleast-version=1.9.3 libnfs; then 5719 libnfs="yes" 5720 libnfs_libs=$($pkg_config --libs libnfs) 5721 else 5722 if test "$libnfs" = "yes" ; then 5723 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3" 5724 fi 5725 libnfs="no" 5726 fi 5727fi 5728 5729########################################## 5730 5731# Exclude --warn-common with TSan to suppress warnings from the TSan libraries. 5732if test "$solaris" = "no" && test "$tsan" = "no"; then 5733 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then 5734 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS" 5735 fi 5736fi 5737 5738# Use ASLR, no-SEH and DEP if available 5739if test "$mingw32" = "yes" ; then 5740 flags="--no-seh --nxcompat" 5741 5742 # Disable ASLR for debug builds to allow debugging with gdb 5743 if test "$debug" = "no" ; then 5744 flags="--dynamicbase $flags" 5745 fi 5746 5747 for flag in $flags; do 5748 if ld_has $flag ; then 5749 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS" 5750 fi 5751 done 5752fi 5753 5754# We can only support ivshmem if we have eventfd 5755if [ "$eventfd" = "yes" ]; then 5756 ivshmem=yes 5757fi 5758 5759if test "$softmmu" = yes ; then 5760 if test "$linux" = yes; then 5761 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then 5762 virtfs=yes 5763 else 5764 if test "$virtfs" = yes; then 5765 error_exit "VirtFS requires libcap-ng devel and libattr devel" 5766 fi 5767 virtfs=no 5768 fi 5769 else 5770 if test "$virtfs" = yes; then 5771 error_exit "VirtFS is supported only on Linux" 5772 fi 5773 virtfs=no 5774 fi 5775fi 5776 5777# Probe for guest agent support/options 5778 5779if [ "$guest_agent" != "no" ]; then 5780 if [ "$softmmu" = no -a "$want_tools" = no ] ; then 5781 guest_agent=no 5782 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then 5783 guest_agent=yes 5784 elif [ "$guest_agent" != yes ]; then 5785 guest_agent=no 5786 else 5787 error_exit "Guest agent is not supported on this platform" 5788 fi 5789fi 5790 5791# Guest agent Window MSI package 5792 5793if test "$guest_agent" != yes; then 5794 if test "$guest_agent_msi" = yes; then 5795 error_exit "MSI guest agent package requires guest agent enabled" 5796 fi 5797 guest_agent_msi=no 5798elif test "$mingw32" != "yes"; then 5799 if test "$guest_agent_msi" = "yes"; then 5800 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation" 5801 fi 5802 guest_agent_msi=no 5803elif ! has wixl; then 5804 if test "$guest_agent_msi" = "yes"; then 5805 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )" 5806 fi 5807 guest_agent_msi=no 5808else 5809 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't 5810 # disabled explicitly 5811 if test "$guest_agent_msi" != "no"; then 5812 guest_agent_msi=yes 5813 fi 5814fi 5815 5816if test "$guest_agent_msi" = "yes"; then 5817 if test "$guest_agent_with_vss" = "yes"; then 5818 QEMU_GA_MSI_WITH_VSS="-D InstallVss" 5819 fi 5820 5821 if test "$QEMU_GA_MANUFACTURER" = ""; then 5822 QEMU_GA_MANUFACTURER=QEMU 5823 fi 5824 5825 if test "$QEMU_GA_DISTRO" = ""; then 5826 QEMU_GA_DISTRO=Linux 5827 fi 5828 5829 if test "$QEMU_GA_VERSION" = ""; then 5830 QEMU_GA_VERSION=$(cat $source_path/VERSION) 5831 fi 5832 5833 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin" 5834 5835 case "$cpu" in 5836 x86_64) 5837 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64" 5838 ;; 5839 i386) 5840 QEMU_GA_MSI_ARCH="-D Arch=32" 5841 ;; 5842 *) 5843 error_exit "CPU $cpu not supported for building installation package" 5844 ;; 5845 esac 5846fi 5847 5848# Mac OS X ships with a broken assembler 5849roms= 5850if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \ 5851 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \ 5852 test "$targetos" != "Haiku" && test "$softmmu" = yes ; then 5853 # Different host OS linkers have different ideas about the name of the ELF 5854 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd 5855 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe. 5856 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do 5857 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then 5858 ld_i386_emulation="$emu" 5859 roms="optionrom" 5860 break 5861 fi 5862 done 5863fi 5864 5865# Only build s390-ccw bios if we're on s390x and the compiler has -march=z900 5866if test "$cpu" = "s390x" ; then 5867 write_c_skeleton 5868 if compile_prog "-march=z900" ""; then 5869 roms="$roms s390-ccw" 5870 # SLOF is required for building the s390-ccw firmware on s390x, 5871 # since it is using the libnet code from SLOF for network booting. 5872 if test -e "${source_path}/.git" ; then 5873 git_submodules="${git_submodules} roms/SLOF" 5874 fi 5875 fi 5876fi 5877 5878# Check that the C++ compiler exists and works with the C compiler. 5879# All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added. 5880if has $cxx; then 5881 cat > $TMPC <<EOF 5882int c_function(void); 5883int main(void) { return c_function(); } 5884EOF 5885 5886 compile_object 5887 5888 cat > $TMPCXX <<EOF 5889extern "C" { 5890 int c_function(void); 5891} 5892int c_function(void) { return 42; } 5893EOF 5894 5895 update_cxxflags 5896 5897 if do_cxx $CXXFLAGS $CONFIGURE_CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then 5898 # C++ compiler $cxx works ok with C compiler $cc 5899 : 5900 else 5901 echo "C++ compiler $cxx does not work with C compiler $cc" 5902 echo "Disabling C++ specific optional code" 5903 cxx= 5904 fi 5905else 5906 echo "No C++ compiler available; disabling C++ specific optional code" 5907 cxx= 5908fi 5909 5910if test $git_update = 'yes' ; then 5911 (cd "${source_path}" && GIT="$git" "./scripts/git-submodule.sh" update "$git_submodules") 5912fi 5913 5914config_host_mak="config-host.mak" 5915 5916echo "# Automatically generated by configure - do not modify" > $config_host_mak 5917echo >> $config_host_mak 5918 5919echo all: >> $config_host_mak 5920echo "GIT=$git" >> $config_host_mak 5921echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak 5922echo "GIT_UPDATE=$git_update" >> $config_host_mak 5923 5924echo "ARCH=$ARCH" >> $config_host_mak 5925 5926if test "$default_devices" = "yes" ; then 5927 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak 5928else 5929 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak 5930fi 5931if test "$debug_tcg" = "yes" ; then 5932 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak 5933fi 5934if test "$strip_opt" = "yes" ; then 5935 echo "STRIP=${strip}" >> $config_host_mak 5936fi 5937if test "$bigendian" = "yes" ; then 5938 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak 5939fi 5940if test "$mingw32" = "yes" ; then 5941 echo "CONFIG_WIN32=y" >> $config_host_mak 5942 rc_version=$(cat $source_path/VERSION) 5943 version_major=${rc_version%%.*} 5944 rc_version=${rc_version#*.} 5945 version_minor=${rc_version%%.*} 5946 rc_version=${rc_version#*.} 5947 version_subminor=${rc_version%%.*} 5948 version_micro=0 5949 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak 5950 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak 5951 if test "$guest_agent_with_vss" = "yes" ; then 5952 echo "CONFIG_QGA_VSS=y" >> $config_host_mak 5953 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak 5954 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak 5955 fi 5956 if test "$guest_agent_ntddscsi" = "yes" ; then 5957 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak 5958 fi 5959 if test "$guest_agent_msi" = "yes"; then 5960 echo "CONFIG_QGA_MSI=y" >> $config_host_mak 5961 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak 5962 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak 5963 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak 5964 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak 5965 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak 5966 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak 5967 fi 5968else 5969 echo "CONFIG_POSIX=y" >> $config_host_mak 5970fi 5971 5972if test "$linux" = "yes" ; then 5973 echo "CONFIG_LINUX=y" >> $config_host_mak 5974fi 5975 5976if test "$darwin" = "yes" ; then 5977 echo "CONFIG_DARWIN=y" >> $config_host_mak 5978fi 5979 5980if test "$solaris" = "yes" ; then 5981 echo "CONFIG_SOLARIS=y" >> $config_host_mak 5982fi 5983if test "$haiku" = "yes" ; then 5984 echo "CONFIG_HAIKU=y" >> $config_host_mak 5985fi 5986if test "$static" = "yes" ; then 5987 echo "CONFIG_STATIC=y" >> $config_host_mak 5988fi 5989if test "$profiler" = "yes" ; then 5990 echo "CONFIG_PROFILER=y" >> $config_host_mak 5991fi 5992if test "$want_tools" = "yes" ; then 5993 echo "CONFIG_TOOLS=y" >> $config_host_mak 5994fi 5995if test "$guest_agent" = "yes" ; then 5996 echo "CONFIG_GUEST_AGENT=y" >> $config_host_mak 5997fi 5998echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak 5999if test "$vde" = "yes" ; then 6000 echo "CONFIG_VDE=y" >> $config_host_mak 6001 echo "VDE_LIBS=$vde_libs" >> $config_host_mak 6002fi 6003if test "$netmap" = "yes" ; then 6004 echo "CONFIG_NETMAP=y" >> $config_host_mak 6005fi 6006if test "$l2tpv3" = "yes" ; then 6007 echo "CONFIG_L2TPV3=y" >> $config_host_mak 6008fi 6009if test "$gprof" = "yes" ; then 6010 echo "CONFIG_GPROF=y" >> $config_host_mak 6011fi 6012if test "$cap_ng" = "yes" ; then 6013 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak 6014 echo "LIBCAP_NG_LIBS=$cap_libs" >> $config_host_mak 6015fi 6016echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak 6017for drv in $audio_drv_list; do 6018 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]') 6019 echo "$def=y" >> $config_host_mak 6020done 6021if test "$alsa" = "yes" ; then 6022 echo "CONFIG_ALSA=y" >> $config_host_mak 6023fi 6024echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak 6025echo "ALSA_CFLAGS=$alsa_cflags" >> $config_host_mak 6026if test "$libpulse" = "yes" ; then 6027 echo "CONFIG_LIBPULSE=y" >> $config_host_mak 6028fi 6029echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak 6030echo "PULSE_CFLAGS=$pulse_cflags" >> $config_host_mak 6031echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak 6032echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak 6033echo "OSS_LIBS=$oss_libs" >> $config_host_mak 6034if test "$libjack" = "yes" ; then 6035 echo "CONFIG_LIBJACK=y" >> $config_host_mak 6036fi 6037echo "JACK_LIBS=$jack_libs" >> $config_host_mak 6038if test "$audio_win_int" = "yes" ; then 6039 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak 6040fi 6041echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak 6042echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak 6043if test "$xfs" = "yes" ; then 6044 echo "CONFIG_XFS=y" >> $config_host_mak 6045fi 6046qemu_version=$(head $source_path/VERSION) 6047echo "PKGVERSION=$pkgversion" >>$config_host_mak 6048echo "SRC_PATH=$source_path" >> $config_host_mak 6049echo "TARGET_DIRS=$target_list" >> $config_host_mak 6050if test "$modules" = "yes"; then 6051 # $shacmd can generate a hash started with digit, which the compiler doesn't 6052 # like as an symbol. So prefix it with an underscore 6053 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak 6054 echo "CONFIG_MODULES=y" >> $config_host_mak 6055fi 6056if test "$module_upgrades" = "yes"; then 6057 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak 6058fi 6059if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then 6060 echo "CONFIG_X11=y" >> $config_host_mak 6061 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak 6062 echo "X11_LIBS=$x11_libs" >> $config_host_mak 6063fi 6064if test "$pipe2" = "yes" ; then 6065 echo "CONFIG_PIPE2=y" >> $config_host_mak 6066fi 6067if test "$accept4" = "yes" ; then 6068 echo "CONFIG_ACCEPT4=y" >> $config_host_mak 6069fi 6070if test "$splice" = "yes" ; then 6071 echo "CONFIG_SPLICE=y" >> $config_host_mak 6072fi 6073if test "$eventfd" = "yes" ; then 6074 echo "CONFIG_EVENTFD=y" >> $config_host_mak 6075fi 6076if test "$memfd" = "yes" ; then 6077 echo "CONFIG_MEMFD=y" >> $config_host_mak 6078fi 6079if test "$have_usbfs" = "yes" ; then 6080 echo "CONFIG_USBFS=y" >> $config_host_mak 6081fi 6082if test "$fallocate" = "yes" ; then 6083 echo "CONFIG_FALLOCATE=y" >> $config_host_mak 6084fi 6085if test "$fallocate_punch_hole" = "yes" ; then 6086 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak 6087fi 6088if test "$fallocate_zero_range" = "yes" ; then 6089 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak 6090fi 6091if test "$posix_fallocate" = "yes" ; then 6092 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak 6093fi 6094if test "$sync_file_range" = "yes" ; then 6095 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak 6096fi 6097if test "$fiemap" = "yes" ; then 6098 echo "CONFIG_FIEMAP=y" >> $config_host_mak 6099fi 6100if test "$dup3" = "yes" ; then 6101 echo "CONFIG_DUP3=y" >> $config_host_mak 6102fi 6103if test "$ppoll" = "yes" ; then 6104 echo "CONFIG_PPOLL=y" >> $config_host_mak 6105fi 6106if test "$prctl_pr_set_timerslack" = "yes" ; then 6107 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak 6108fi 6109if test "$epoll" = "yes" ; then 6110 echo "CONFIG_EPOLL=y" >> $config_host_mak 6111fi 6112if test "$epoll_create1" = "yes" ; then 6113 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak 6114fi 6115if test "$sendfile" = "yes" ; then 6116 echo "CONFIG_SENDFILE=y" >> $config_host_mak 6117fi 6118if test "$timerfd" = "yes" ; then 6119 echo "CONFIG_TIMERFD=y" >> $config_host_mak 6120fi 6121if test "$setns" = "yes" ; then 6122 echo "CONFIG_SETNS=y" >> $config_host_mak 6123fi 6124if test "$clock_adjtime" = "yes" ; then 6125 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak 6126fi 6127if test "$syncfs" = "yes" ; then 6128 echo "CONFIG_SYNCFS=y" >> $config_host_mak 6129fi 6130if test "$kcov" = "yes" ; then 6131 echo "CONFIG_KCOV=y" >> $config_host_mak 6132fi 6133if test "$btrfs" = "yes" ; then 6134 echo "CONFIG_BTRFS=y" >> $config_host_mak 6135fi 6136if test "$inotify" = "yes" ; then 6137 echo "CONFIG_INOTIFY=y" >> $config_host_mak 6138fi 6139if test "$inotify1" = "yes" ; then 6140 echo "CONFIG_INOTIFY1=y" >> $config_host_mak 6141fi 6142if test "$sem_timedwait" = "yes" ; then 6143 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak 6144fi 6145if test "$strchrnul" = "yes" ; then 6146 echo "HAVE_STRCHRNUL=y" >> $config_host_mak 6147fi 6148if test "$st_atim" = "yes" ; then 6149 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak 6150fi 6151if test "$byteswap_h" = "yes" ; then 6152 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak 6153fi 6154if test "$bswap_h" = "yes" ; then 6155 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak 6156fi 6157if test "$curl" = "yes" ; then 6158 echo "CONFIG_CURL=y" >> $config_host_mak 6159 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak 6160 echo "CURL_LIBS=$curl_libs" >> $config_host_mak 6161fi 6162if test "$brlapi" = "yes" ; then 6163 echo "CONFIG_BRLAPI=y" >> $config_host_mak 6164 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak 6165fi 6166if test "$gtk" = "yes" ; then 6167 echo "CONFIG_GTK=y" >> $config_host_mak 6168 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak 6169 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak 6170 if test "$gtk_gl" = "yes" ; then 6171 echo "CONFIG_GTK_GL=y" >> $config_host_mak 6172 fi 6173fi 6174if test "$gio" = "yes" ; then 6175 echo "CONFIG_GIO=y" >> $config_host_mak 6176 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak 6177 echo "GIO_LIBS=$gio_libs" >> $config_host_mak 6178 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak 6179fi 6180echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak 6181if test "$gnutls" = "yes" ; then 6182 echo "CONFIG_GNUTLS=y" >> $config_host_mak 6183 echo "GNUTLS_CFLAGS=$gnutls_cflags" >> $config_host_mak 6184 echo "GNUTLS_LIBS=$gnutls_libs" >> $config_host_mak 6185fi 6186if test "$gcrypt" = "yes" ; then 6187 echo "CONFIG_GCRYPT=y" >> $config_host_mak 6188 if test "$gcrypt_hmac" = "yes" ; then 6189 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak 6190 fi 6191 echo "GCRYPT_CFLAGS=$gcrypt_cflags" >> $config_host_mak 6192 echo "GCRYPT_LIBS=$gcrypt_libs" >> $config_host_mak 6193fi 6194if test "$nettle" = "yes" ; then 6195 echo "CONFIG_NETTLE=y" >> $config_host_mak 6196 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak 6197 echo "NETTLE_CFLAGS=$nettle_cflags" >> $config_host_mak 6198 echo "NETTLE_LIBS=$nettle_libs" >> $config_host_mak 6199fi 6200if test "$qemu_private_xts" = "yes" ; then 6201 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak 6202fi 6203if test "$tasn1" = "yes" ; then 6204 echo "CONFIG_TASN1=y" >> $config_host_mak 6205fi 6206if test "$auth_pam" = "yes" ; then 6207 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak 6208fi 6209if test "$have_ifaddrs_h" = "yes" ; then 6210 echo "HAVE_IFADDRS_H=y" >> $config_host_mak 6211fi 6212if test "$have_drm_h" = "yes" ; then 6213 echo "HAVE_DRM_H=y" >> $config_host_mak 6214fi 6215if test "$have_broken_size_max" = "yes" ; then 6216 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak 6217fi 6218if test "$have_openpty" = "yes" ; then 6219 echo "HAVE_OPENPTY=y" >> $config_host_mak 6220fi 6221if test "$have_sys_signal_h" = "yes" ; then 6222 echo "HAVE_SYS_SIGNAL_H=y" >> $config_host_mak 6223fi 6224 6225# Work around a system header bug with some kernel/XFS header 6226# versions where they both try to define 'struct fsxattr': 6227# xfs headers will not try to redefine structs from linux headers 6228# if this macro is set. 6229if test "$have_fsxattr" = "yes" ; then 6230 echo "HAVE_FSXATTR=y" >> $config_host_mak 6231fi 6232if test "$have_copy_file_range" = "yes" ; then 6233 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak 6234fi 6235if test "$vte" = "yes" ; then 6236 echo "CONFIG_VTE=y" >> $config_host_mak 6237 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak 6238 echo "VTE_LIBS=$vte_libs" >> $config_host_mak 6239fi 6240if test "$virglrenderer" = "yes" ; then 6241 echo "CONFIG_VIRGL=y" >> $config_host_mak 6242 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak 6243 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak 6244fi 6245if test "$xen" = "enabled" ; then 6246 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak 6247 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak 6248 echo "XEN_CFLAGS=$xen_cflags" >> $config_host_mak 6249 echo "XEN_LIBS=$xen_libs" >> $config_host_mak 6250fi 6251if test "$linux_aio" = "yes" ; then 6252 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak 6253fi 6254if test "$linux_io_uring" = "yes" ; then 6255 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak 6256 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak 6257 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak 6258fi 6259if test "$attr" = "yes" ; then 6260 echo "CONFIG_ATTR=y" >> $config_host_mak 6261 echo "LIBATTR_LIBS=$libattr_libs" >> $config_host_mak 6262fi 6263if test "$libattr" = "yes" ; then 6264 echo "CONFIG_LIBATTR=y" >> $config_host_mak 6265fi 6266if test "$virtfs" = "yes" ; then 6267 echo "CONFIG_VIRTFS=y" >> $config_host_mak 6268fi 6269if test "$vhost_scsi" = "yes" ; then 6270 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak 6271fi 6272if test "$vhost_net" = "yes" ; then 6273 echo "CONFIG_VHOST_NET=y" >> $config_host_mak 6274fi 6275if test "$vhost_net_user" = "yes" ; then 6276 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak 6277fi 6278if test "$vhost_net_vdpa" = "yes" ; then 6279 echo "CONFIG_VHOST_NET_VDPA=y" >> $config_host_mak 6280fi 6281if test "$vhost_crypto" = "yes" ; then 6282 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak 6283fi 6284if test "$vhost_vsock" = "yes" ; then 6285 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak 6286 if test "$vhost_user" = "yes" ; then 6287 echo "CONFIG_VHOST_USER_VSOCK=y" >> $config_host_mak 6288 fi 6289fi 6290if test "$vhost_kernel" = "yes" ; then 6291 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak 6292fi 6293if test "$vhost_user" = "yes" ; then 6294 echo "CONFIG_VHOST_USER=y" >> $config_host_mak 6295fi 6296if test "$vhost_vdpa" = "yes" ; then 6297 echo "CONFIG_VHOST_VDPA=y" >> $config_host_mak 6298fi 6299if test "$vhost_user_fs" = "yes" ; then 6300 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak 6301fi 6302if test "$iovec" = "yes" ; then 6303 echo "CONFIG_IOVEC=y" >> $config_host_mak 6304fi 6305if test "$preadv" = "yes" ; then 6306 echo "CONFIG_PREADV=y" >> $config_host_mak 6307fi 6308if test "$membarrier" = "yes" ; then 6309 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak 6310fi 6311if test "$signalfd" = "yes" ; then 6312 echo "CONFIG_SIGNALFD=y" >> $config_host_mak 6313fi 6314if test "$optreset" = "yes" ; then 6315 echo "HAVE_OPTRESET=y" >> $config_host_mak 6316fi 6317if test "$tcg" = "enabled"; then 6318 if test "$tcg_interpreter" = "yes" ; then 6319 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak 6320 fi 6321fi 6322if test "$fdatasync" = "yes" ; then 6323 echo "CONFIG_FDATASYNC=y" >> $config_host_mak 6324fi 6325if test "$madvise" = "yes" ; then 6326 echo "CONFIG_MADVISE=y" >> $config_host_mak 6327fi 6328if test "$posix_madvise" = "yes" ; then 6329 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak 6330fi 6331if test "$posix_memalign" = "yes" ; then 6332 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak 6333fi 6334if test "$spice" = "yes" ; then 6335 echo "CONFIG_SPICE=y" >> $config_host_mak 6336 echo "SPICE_CFLAGS=$spice_cflags" >> $config_host_mak 6337 echo "SPICE_LIBS=$spice_libs" >> $config_host_mak 6338fi 6339 6340if test "$smartcard" = "yes" ; then 6341 echo "CONFIG_SMARTCARD=y" >> $config_host_mak 6342 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak 6343 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak 6344fi 6345 6346if test "$libusb" = "yes" ; then 6347 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak 6348 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak 6349 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak 6350fi 6351 6352if test "$usb_redir" = "yes" ; then 6353 echo "CONFIG_USB_REDIR=y" >> $config_host_mak 6354 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak 6355 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak 6356fi 6357 6358if test "$opengl" = "yes" ; then 6359 echo "CONFIG_OPENGL=y" >> $config_host_mak 6360 echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak 6361 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak 6362 if test "$opengl_dmabuf" = "yes" ; then 6363 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak 6364 fi 6365fi 6366 6367if test "$gbm" = "yes" ; then 6368 echo "CONFIG_GBM=y" >> $config_host_mak 6369 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak 6370 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak 6371fi 6372 6373 6374if test "$avx2_opt" = "yes" ; then 6375 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak 6376fi 6377 6378if test "$avx512f_opt" = "yes" ; then 6379 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak 6380fi 6381 6382if test "$lzo" = "yes" ; then 6383 echo "CONFIG_LZO=y" >> $config_host_mak 6384 echo "LZO_LIBS=$lzo_libs" >> $config_host_mak 6385fi 6386 6387if test "$snappy" = "yes" ; then 6388 echo "CONFIG_SNAPPY=y" >> $config_host_mak 6389 echo "SNAPPY_LIBS=$snappy_libs" >> $config_host_mak 6390fi 6391 6392if test "$bzip2" = "yes" ; then 6393 echo "CONFIG_BZIP2=y" >> $config_host_mak 6394 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak 6395fi 6396 6397if test "$lzfse" = "yes" ; then 6398 echo "CONFIG_LZFSE=y" >> $config_host_mak 6399 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak 6400fi 6401 6402if test "$zstd" = "yes" ; then 6403 echo "CONFIG_ZSTD=y" >> $config_host_mak 6404 echo "ZSTD_CFLAGS=$zstd_cflags" >> $config_host_mak 6405 echo "ZSTD_LIBS=$zstd_libs" >> $config_host_mak 6406fi 6407 6408if test "$libiscsi" = "yes" ; then 6409 echo "CONFIG_LIBISCSI=y" >> $config_host_mak 6410 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak 6411 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak 6412fi 6413 6414if test "$libnfs" = "yes" ; then 6415 echo "CONFIG_LIBNFS=y" >> $config_host_mak 6416 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak 6417fi 6418 6419if test "$seccomp" = "yes"; then 6420 echo "CONFIG_SECCOMP=y" >> $config_host_mak 6421 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak 6422 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak 6423fi 6424 6425# XXX: suppress that 6426if [ "$bsd" = "yes" ] ; then 6427 echo "CONFIG_BSD=y" >> $config_host_mak 6428fi 6429 6430if test "$qom_cast_debug" = "yes" ; then 6431 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak 6432fi 6433if test "$rbd" = "yes" ; then 6434 echo "CONFIG_RBD=y" >> $config_host_mak 6435 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak 6436fi 6437 6438echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak 6439if test "$coroutine_pool" = "yes" ; then 6440 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak 6441else 6442 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak 6443fi 6444 6445if test "$debug_stack_usage" = "yes" ; then 6446 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak 6447fi 6448 6449if test "$crypto_afalg" = "yes" ; then 6450 echo "CONFIG_AF_ALG=y" >> $config_host_mak 6451fi 6452 6453if test "$open_by_handle_at" = "yes" ; then 6454 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak 6455fi 6456 6457if test "$linux_magic_h" = "yes" ; then 6458 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak 6459fi 6460 6461if test "$valgrind_h" = "yes" ; then 6462 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak 6463fi 6464 6465if test "$have_asan_iface_fiber" = "yes" ; then 6466 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak 6467fi 6468 6469if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then 6470 echo "CONFIG_TSAN=y" >> $config_host_mak 6471fi 6472 6473if test "$has_environ" = "yes" ; then 6474 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak 6475fi 6476 6477if test "$cpuid_h" = "yes" ; then 6478 echo "CONFIG_CPUID_H=y" >> $config_host_mak 6479fi 6480 6481if test "$int128" = "yes" ; then 6482 echo "CONFIG_INT128=y" >> $config_host_mak 6483fi 6484 6485if test "$atomic128" = "yes" ; then 6486 echo "CONFIG_ATOMIC128=y" >> $config_host_mak 6487fi 6488 6489if test "$cmpxchg128" = "yes" ; then 6490 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak 6491fi 6492 6493if test "$atomic64" = "yes" ; then 6494 echo "CONFIG_ATOMIC64=y" >> $config_host_mak 6495fi 6496 6497if test "$attralias" = "yes" ; then 6498 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak 6499fi 6500 6501if test "$getauxval" = "yes" ; then 6502 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak 6503fi 6504 6505if test "$glusterfs" = "yes" ; then 6506 echo "CONFIG_GLUSTERFS=y" >> $config_host_mak 6507 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak 6508 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak 6509fi 6510 6511if test "$glusterfs_xlator_opt" = "yes" ; then 6512 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak 6513fi 6514 6515if test "$glusterfs_discard" = "yes" ; then 6516 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak 6517fi 6518 6519if test "$glusterfs_fallocate" = "yes" ; then 6520 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak 6521fi 6522 6523if test "$glusterfs_zerofill" = "yes" ; then 6524 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak 6525fi 6526 6527if test "$glusterfs_ftruncate_has_stat" = "yes" ; then 6528 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak 6529fi 6530 6531if test "$glusterfs_iocb_has_stat" = "yes" ; then 6532 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak 6533fi 6534 6535if test "$libssh" = "yes" ; then 6536 echo "CONFIG_LIBSSH=y" >> $config_host_mak 6537 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak 6538 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak 6539fi 6540 6541if test "$live_block_migration" = "yes" ; then 6542 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak 6543fi 6544 6545if test "$tpm" = "yes"; then 6546 echo 'CONFIG_TPM=y' >> $config_host_mak 6547fi 6548 6549echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak 6550if have_backend "nop"; then 6551 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak 6552fi 6553if have_backend "simple"; then 6554 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak 6555 # Set the appropriate trace file. 6556 trace_file="\"$trace_file-\" FMT_pid" 6557fi 6558if have_backend "log"; then 6559 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak 6560fi 6561if have_backend "ust"; then 6562 echo "CONFIG_TRACE_UST=y" >> $config_host_mak 6563 echo "LTTNG_UST_LIBS=$lttng_ust_libs" >> $config_host_mak 6564 echo "URCU_BP_LIBS=$urcu_bp_libs" >> $config_host_mak 6565fi 6566if have_backend "dtrace"; then 6567 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak 6568 if test "$trace_backend_stap" = "yes" ; then 6569 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak 6570 fi 6571fi 6572if have_backend "ftrace"; then 6573 if test "$linux" = "yes" ; then 6574 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak 6575 else 6576 feature_not_found "ftrace(trace backend)" "ftrace requires Linux" 6577 fi 6578fi 6579if have_backend "syslog"; then 6580 if test "$posix_syslog" = "yes" ; then 6581 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak 6582 else 6583 feature_not_found "syslog(trace backend)" "syslog not available" 6584 fi 6585fi 6586echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak 6587 6588if test "$rdma" = "yes" ; then 6589 echo "CONFIG_RDMA=y" >> $config_host_mak 6590 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak 6591fi 6592 6593if test "$pvrdma" = "yes" ; then 6594 echo "CONFIG_PVRDMA=y" >> $config_host_mak 6595fi 6596 6597if test "$have_rtnetlink" = "yes" ; then 6598 echo "CONFIG_RTNETLINK=y" >> $config_host_mak 6599fi 6600 6601if test "$libxml2" = "yes" ; then 6602 echo "CONFIG_LIBXML2=y" >> $config_host_mak 6603 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak 6604 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak 6605fi 6606 6607if test "$replication" = "yes" ; then 6608 echo "CONFIG_REPLICATION=y" >> $config_host_mak 6609fi 6610 6611if test "$have_af_vsock" = "yes" ; then 6612 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak 6613fi 6614 6615if test "$have_sysmacros" = "yes" ; then 6616 echo "CONFIG_SYSMACROS=y" >> $config_host_mak 6617fi 6618 6619if test "$have_static_assert" = "yes" ; then 6620 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak 6621fi 6622 6623if test "$have_utmpx" = "yes" ; then 6624 echo "HAVE_UTMPX=y" >> $config_host_mak 6625fi 6626if test "$have_getrandom" = "yes" ; then 6627 echo "CONFIG_GETRANDOM=y" >> $config_host_mak 6628fi 6629if test "$ivshmem" = "yes" ; then 6630 echo "CONFIG_IVSHMEM=y" >> $config_host_mak 6631fi 6632if test "$debug_mutex" = "yes" ; then 6633 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak 6634fi 6635 6636# Hold two types of flag: 6637# CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on 6638# a thread we have a handle to 6639# CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular 6640# platform 6641if test "$pthread_setname_np_w_tid" = "yes" ; then 6642 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak 6643 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak 6644elif test "$pthread_setname_np_wo_tid" = "yes" ; then 6645 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak 6646 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak 6647fi 6648 6649if test "$libpmem" = "yes" ; then 6650 echo "CONFIG_LIBPMEM=y" >> $config_host_mak 6651 echo "LIBPMEM_LIBS=$libpmem_libs" >> $config_host_mak 6652 echo "LIBPMEM_CFLAGS=$libpmem_cflags" >> $config_host_mak 6653fi 6654 6655if test "$libdaxctl" = "yes" ; then 6656 echo "CONFIG_LIBDAXCTL=y" >> $config_host_mak 6657 echo "LIBDAXCTL_LIBS=$libdaxctl_libs" >> $config_host_mak 6658fi 6659 6660if test "$bochs" = "yes" ; then 6661 echo "CONFIG_BOCHS=y" >> $config_host_mak 6662fi 6663if test "$cloop" = "yes" ; then 6664 echo "CONFIG_CLOOP=y" >> $config_host_mak 6665fi 6666if test "$dmg" = "yes" ; then 6667 echo "CONFIG_DMG=y" >> $config_host_mak 6668fi 6669if test "$qcow1" = "yes" ; then 6670 echo "CONFIG_QCOW1=y" >> $config_host_mak 6671fi 6672if test "$vdi" = "yes" ; then 6673 echo "CONFIG_VDI=y" >> $config_host_mak 6674fi 6675if test "$vvfat" = "yes" ; then 6676 echo "CONFIG_VVFAT=y" >> $config_host_mak 6677fi 6678if test "$qed" = "yes" ; then 6679 echo "CONFIG_QED=y" >> $config_host_mak 6680fi 6681if test "$parallels" = "yes" ; then 6682 echo "CONFIG_PARALLELS=y" >> $config_host_mak 6683fi 6684if test "$sheepdog" = "yes" ; then 6685 add_to deprecated_features "sheepdog" 6686 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak 6687fi 6688if test "$pty_h" = "yes" ; then 6689 echo "HAVE_PTY_H=y" >> $config_host_mak 6690fi 6691if test "$have_mlockall" = "yes" ; then 6692 echo "HAVE_MLOCKALL=y" >> $config_host_mak 6693fi 6694if test "$fuzzing" = "yes" ; then 6695 # If LIB_FUZZING_ENGINE is set, assume we are running on OSS-Fuzz, and the 6696 # needed CFLAGS have already been provided 6697 if test -z "${LIB_FUZZING_ENGINE+xxx}" ; then 6698 QEMU_CFLAGS="$QEMU_CFLAGS -fsanitize=fuzzer-no-link" 6699 FUZZ_EXE_LDFLAGS="-fsanitize=fuzzer" 6700 else 6701 FUZZ_EXE_LDFLAGS="$LIB_FUZZING_ENGINE" 6702 fi 6703fi 6704 6705if test "$plugins" = "yes" ; then 6706 echo "CONFIG_PLUGIN=y" >> $config_host_mak 6707 # Copy the export object list to the build dir 6708 if test "$ld_dynamic_list" = "yes" ; then 6709 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak 6710 ld_symbols=qemu-plugins-ld.symbols 6711 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols 6712 elif test "$ld_exported_symbols_list" = "yes" ; then 6713 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak 6714 ld64_symbols=qemu-plugins-ld64.symbols 6715 echo "# Automatically generated by configure - do not modify" > $ld64_symbols 6716 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \ 6717 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols 6718 else 6719 error_exit \ 6720 "If \$plugins=yes, either \$ld_dynamic_list or " \ 6721 "\$ld_exported_symbols_list should have been set to 'yes'." 6722 fi 6723fi 6724 6725if test -n "$gdb_bin" ; then 6726 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 6727fi 6728 6729if test "$secret_keyring" = "yes" ; then 6730 echo "CONFIG_SECRET_KEYRING=y" >> $config_host_mak 6731fi 6732 6733echo "ROMS=$roms" >> $config_host_mak 6734echo "MAKE=$make" >> $config_host_mak 6735echo "PYTHON=$python" >> $config_host_mak 6736echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 6737echo "MESON=$meson" >> $config_host_mak 6738echo "NINJA=$ninja" >> $config_host_mak 6739echo "CC=$cc" >> $config_host_mak 6740if $iasl -h > /dev/null 2>&1; then 6741 echo "CONFIG_IASL=$iasl" >> $config_host_mak 6742fi 6743echo "CXX=$cxx" >> $config_host_mak 6744echo "OBJCC=$objcc" >> $config_host_mak 6745echo "AR=$ar" >> $config_host_mak 6746echo "ARFLAGS=$ARFLAGS" >> $config_host_mak 6747echo "AS=$as" >> $config_host_mak 6748echo "CCAS=$ccas" >> $config_host_mak 6749echo "CPP=$cpp" >> $config_host_mak 6750echo "OBJCOPY=$objcopy" >> $config_host_mak 6751echo "LD=$ld" >> $config_host_mak 6752echo "RANLIB=$ranlib" >> $config_host_mak 6753echo "NM=$nm" >> $config_host_mak 6754echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak 6755echo "WINDRES=$windres" >> $config_host_mak 6756echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak 6757echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak 6758echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak 6759echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak 6760echo "GLIB_LIBS=$glib_libs" >> $config_host_mak 6761echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak 6762echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak 6763echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak 6764echo "EXESUF=$EXESUF" >> $config_host_mak 6765echo "HOST_DSOSUF=$HOST_DSOSUF" >> $config_host_mak 6766echo "LIBS_QGA=$libs_qga" >> $config_host_mak 6767echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak 6768echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak 6769if test "$gcov" = "yes" ; then 6770 echo "CONFIG_GCOV=y" >> $config_host_mak 6771fi 6772 6773if test "$fuzzing" != "no"; then 6774 echo "CONFIG_FUZZ=y" >> $config_host_mak 6775fi 6776echo "FUZZ_EXE_LDFLAGS=$FUZZ_EXE_LDFLAGS" >> $config_host_mak 6777 6778if test "$rng_none" = "yes"; then 6779 echo "CONFIG_RNG_NONE=y" >> $config_host_mak 6780fi 6781 6782# use included Linux headers 6783if test "$linux" = "yes" ; then 6784 mkdir -p linux-headers 6785 case "$cpu" in 6786 i386|x86_64|x32) 6787 linux_arch=x86 6788 ;; 6789 ppc|ppc64|ppc64le) 6790 linux_arch=powerpc 6791 ;; 6792 s390x) 6793 linux_arch=s390 6794 ;; 6795 aarch64) 6796 linux_arch=arm64 6797 ;; 6798 mips64) 6799 linux_arch=mips 6800 ;; 6801 *) 6802 # For most CPUs the kernel architecture name and QEMU CPU name match. 6803 linux_arch="$cpu" 6804 ;; 6805 esac 6806 # For non-KVM architectures we will not have asm headers 6807 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then 6808 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 6809 fi 6810fi 6811 6812for target in $target_list; do 6813 target_dir="$target" 6814 target_name=$(echo $target | cut -d '-' -f 1) 6815 mkdir -p $target_dir 6816 case $target in 6817 *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;; 6818 *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;; 6819 esac 6820done 6821 6822echo "CONFIG_QEMU_INTERP_PREFIX=$interp_prefix" | sed 's/%M/@0@/' >> $config_host_mak 6823if test "$default_targets" = "yes"; then 6824 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 6825fi 6826 6827if test "$numa" = "yes"; then 6828 echo "CONFIG_NUMA=y" >> $config_host_mak 6829 echo "NUMA_LIBS=$numa_libs" >> $config_host_mak 6830fi 6831 6832if test "$ccache_cpp2" = "yes"; then 6833 echo "export CCACHE_CPP2=y" >> $config_host_mak 6834fi 6835 6836if test "$safe_stack" = "yes"; then 6837 echo "CONFIG_SAFESTACK=y" >> $config_host_mak 6838fi 6839 6840# If we're using a separate build tree, set it up now. 6841# DIRS are directories which we simply mkdir in the build tree; 6842# LINKS are things to symlink back into the source tree 6843# (these can be both files and directories). 6844# Caution: do not add files or directories here using wildcards. This 6845# will result in problems later if a new file matching the wildcard is 6846# added to the source tree -- nothing will cause configure to be rerun 6847# so the build tree will be missing the link back to the new file, and 6848# tests might fail. Prefer to keep the relevant files in their own 6849# directory and symlink the directory instead. 6850# UNLINK is used to remove symlinks from older development versions 6851# that might get into the way when doing "git update" without doing 6852# a "make distclean" in between. 6853DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos" 6854DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph" 6855DIRS="$DIRS docs docs/interop fsdev scsi" 6856DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw" 6857DIRS="$DIRS roms/seabios" 6858DIRS="$DIRS contrib/plugins/" 6859LINKS="Makefile" 6860LINKS="$LINKS tests/tcg/lm32/Makefile" 6861LINKS="$LINKS tests/tcg/Makefile.target" 6862LINKS="$LINKS pc-bios/optionrom/Makefile" 6863LINKS="$LINKS pc-bios/s390-ccw/Makefile" 6864LINKS="$LINKS roms/seabios/Makefile" 6865LINKS="$LINKS pc-bios/qemu-icon.bmp" 6866LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 6867LINKS="$LINKS tests/acceptance tests/data" 6868LINKS="$LINKS tests/qemu-iotests/check" 6869LINKS="$LINKS python" 6870LINKS="$LINKS contrib/plugins/Makefile " 6871UNLINK="pc-bios/keymaps" 6872for bios_file in \ 6873 $source_path/pc-bios/*.bin \ 6874 $source_path/pc-bios/*.elf \ 6875 $source_path/pc-bios/*.lid \ 6876 $source_path/pc-bios/*.rom \ 6877 $source_path/pc-bios/*.dtb \ 6878 $source_path/pc-bios/*.img \ 6879 $source_path/pc-bios/openbios-* \ 6880 $source_path/pc-bios/u-boot.* \ 6881 $source_path/pc-bios/edk2-*.fd.bz2 \ 6882 $source_path/pc-bios/palcode-* 6883do 6884 LINKS="$LINKS pc-bios/$(basename $bios_file)" 6885done 6886mkdir -p $DIRS 6887for f in $LINKS ; do 6888 if [ -e "$source_path/$f" ]; then 6889 symlink "$source_path/$f" "$f" 6890 fi 6891done 6892for f in $UNLINK ; do 6893 if [ -L "$f" ]; then 6894 rm -f "$f" 6895 fi 6896done 6897 6898(for i in $cross_cc_vars; do 6899 export $i 6900done 6901export target_list source_path use_containers 6902$source_path/tests/tcg/configure.sh) 6903 6904# temporary config to build submodules 6905for rom in seabios; do 6906 config_mak=roms/$rom/config.mak 6907 echo "# Automatically generated by configure - do not modify" > $config_mak 6908 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak 6909 echo "AS=$as" >> $config_mak 6910 echo "CCAS=$ccas" >> $config_mak 6911 echo "CC=$cc" >> $config_mak 6912 echo "BCC=bcc" >> $config_mak 6913 echo "CPP=$cpp" >> $config_mak 6914 echo "OBJCOPY=objcopy" >> $config_mak 6915 echo "IASL=$iasl" >> $config_mak 6916 echo "LD=$ld" >> $config_mak 6917 echo "RANLIB=$ranlib" >> $config_mak 6918done 6919 6920# set up qemu-iotests in this build directory 6921iotests_common_env="tests/qemu-iotests/common.env" 6922 6923echo "# Automatically generated by configure - do not modify" > "$iotests_common_env" 6924echo >> "$iotests_common_env" 6925echo "export PYTHON='$python'" >> "$iotests_common_env" 6926 6927if test "$skip_meson" = no; then 6928cross="config-meson.cross.new" 6929meson_quote() { 6930 echo "'$(echo $* | sed "s/ /','/g")'" 6931} 6932 6933echo "# Automatically generated by configure - do not modify" > $cross 6934echo "[properties]" >> $cross 6935test -z "$cxx" && echo "link_language = 'c'" >> $cross 6936echo "[built-in options]" >> $cross 6937echo "c_args = [${CFLAGS:+$(meson_quote $CFLAGS)}]" >> $cross 6938echo "cpp_args = [${CXXFLAGS:+$(meson_quote $CXXFLAGS)}]" >> $cross 6939echo "c_link_args = [${LDFLAGS:+$(meson_quote $LDFLAGS)}]" >> $cross 6940echo "cpp_link_args = [${LDFLAGS:+$(meson_quote $LDFLAGS)}]" >> $cross 6941echo "[binaries]" >> $cross 6942echo "c = [$(meson_quote $cc)]" >> $cross 6943test -n "$cxx" && echo "cpp = [$(meson_quote $cxx)]" >> $cross 6944echo "ar = [$(meson_quote $ar)]" >> $cross 6945echo "nm = [$(meson_quote $nm)]" >> $cross 6946echo "pkgconfig = [$(meson_quote $pkg_config_exe)]" >> $cross 6947echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 6948if has $sdl2_config; then 6949 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 6950fi 6951echo "strip = [$(meson_quote $strip)]" >> $cross 6952echo "windres = [$(meson_quote $windres)]" >> $cross 6953if test -n "$cross_prefix"; then 6954 cross_arg="--cross-file config-meson.cross" 6955 echo "[host_machine]" >> $cross 6956 if test "$mingw32" = "yes" ; then 6957 echo "system = 'windows'" >> $cross 6958 fi 6959 if test "$linux" = "yes" ; then 6960 echo "system = 'linux'" >> $cross 6961 fi 6962 case "$ARCH" in 6963 i386|x86_64) 6964 echo "cpu_family = 'x86'" >> $cross 6965 ;; 6966 ppc64le) 6967 echo "cpu_family = 'ppc64'" >> $cross 6968 ;; 6969 *) 6970 echo "cpu_family = '$ARCH'" >> $cross 6971 ;; 6972 esac 6973 echo "cpu = '$cpu'" >> $cross 6974 if test "$bigendian" = "yes" ; then 6975 echo "endian = 'big'" >> $cross 6976 else 6977 echo "endian = 'little'" >> $cross 6978 fi 6979else 6980 cross_arg="--native-file config-meson.cross" 6981fi 6982mv $cross config-meson.cross 6983 6984rm -rf meson-private meson-info meson-logs 6985unset staticpic 6986if ! version_ge "$($meson --version)" 0.56.0; then 6987 staticpic=$(if test "$pie" = yes; then echo true; else echo false; fi) 6988fi 6989NINJA=$ninja $meson setup \ 6990 --prefix "$prefix" \ 6991 --libdir "$libdir" \ 6992 --libexecdir "$libexecdir" \ 6993 --bindir "$bindir" \ 6994 --includedir "$includedir" \ 6995 --datadir "$datadir" \ 6996 --mandir "$mandir" \ 6997 --sysconfdir "$sysconfdir" \ 6998 --localedir "$localedir" \ 6999 --localstatedir "$local_statedir" \ 7000 -Ddocdir="$docdir" \ 7001 -Dqemu_firmwarepath="$firmwarepath" \ 7002 -Dqemu_suffix="$qemu_suffix" \ 7003 -Doptimization=$(if test "$debug" = yes; then echo 0; else echo 2; fi) \ 7004 -Ddebug=$(if test "$debug_info" = yes; then echo true; else echo false; fi) \ 7005 -Dwerror=$(if test "$werror" = yes; then echo true; else echo false; fi) \ 7006 -Dstrip=$(if test "$strip_opt" = yes; then echo true; else echo false; fi) \ 7007 -Db_pie=$(if test "$pie" = yes; then echo true; else echo false; fi) \ 7008 ${staticpic:+-Db_staticpic=$staticpic} \ 7009 -Db_coverage=$(if test "$gcov" = yes; then echo true; else echo false; fi) \ 7010 -Dmalloc=$malloc -Dmalloc_trim=$malloc_trim -Dsparse=$sparse \ 7011 -Dkvm=$kvm -Dhax=$hax -Dwhpx=$whpx -Dhvf=$hvf \ 7012 -Dxen=$xen -Dxen_pci_passthrough=$xen_pci_passthrough -Dtcg=$tcg \ 7013 -Dcocoa=$cocoa -Dmpath=$mpath -Dsdl=$sdl -Dsdl_image=$sdl_image \ 7014 -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \ 7015 -Dgettext=$gettext -Dxkbcommon=$xkbcommon -Du2f=$u2f -Dvirtiofsd=$virtiofsd \ 7016 -Dcapstone=$capstone -Dslirp=$slirp -Dfdt=$fdt \ 7017 -Diconv=$iconv -Dcurses=$curses -Dlibudev=$libudev\ 7018 -Ddocs=$docs -Dsphinx_build=$sphinx_build -Dinstall_blobs=$blobs \ 7019 -Dvhost_user_blk_server=$vhost_user_blk_server \ 7020 $cross_arg \ 7021 "$PWD" "$source_path" 7022 7023if test "$?" -ne 0 ; then 7024 error_exit "meson setup failed" 7025fi 7026fi 7027 7028if test -n "${deprecated_features}"; then 7029 echo "Warning, deprecated features enabled." 7030 echo "Please see docs/system/deprecated.rst" 7031 echo " features: ${deprecated_features}" 7032fi 7033 7034# Save the configure command line for later reuse. 7035cat <<EOD >config.status 7036#!/bin/sh 7037# Generated by configure. 7038# Run this file to recreate the current configuration. 7039# Compiler output produced by configure, useful for debugging 7040# configure, is in config.log if it exists. 7041EOD 7042 7043preserve_env() { 7044 envname=$1 7045 7046 eval envval=\$$envname 7047 7048 if test -n "$envval" 7049 then 7050 echo "$envname='$envval'" >> config.status 7051 echo "export $envname" >> config.status 7052 else 7053 echo "unset $envname" >> config.status 7054 fi 7055} 7056 7057# Preserve various env variables that influence what 7058# features/build target configure will detect 7059preserve_env AR 7060preserve_env AS 7061preserve_env CC 7062preserve_env CPP 7063preserve_env CXX 7064preserve_env INSTALL 7065preserve_env LD 7066preserve_env LD_LIBRARY_PATH 7067preserve_env LIBTOOL 7068preserve_env MAKE 7069preserve_env NM 7070preserve_env OBJCOPY 7071preserve_env PATH 7072preserve_env PKG_CONFIG 7073preserve_env PKG_CONFIG_LIBDIR 7074preserve_env PKG_CONFIG_PATH 7075preserve_env PYTHON 7076preserve_env SDL2_CONFIG 7077preserve_env SMBD 7078preserve_env STRIP 7079preserve_env WINDRES 7080 7081printf "exec" >>config.status 7082for i in "$0" "$@"; do 7083 test "$i" = --skip-meson || printf " '%s'" "$i" >>config.status 7084done 7085echo ' "$@"' >>config.status 7086chmod +x config.status 7087 7088rm -r "$TMPDIR1" 7089
