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 92quote_sh() { 93 printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&'," 94} 95 96print_error() { 97 (echo 98 echo "ERROR: $1" 99 while test -n "$2"; do 100 echo " $2" 101 shift 102 done 103 echo) >&2 104} 105 106error_exit() { 107 print_error "$@" 108 exit 1 109} 110 111do_compiler() { 112 # Run the compiler, capturing its output to the log. First argument 113 # is compiler binary to execute. 114 local compiler="$1" 115 shift 116 if test -n "$BASH_VERSION"; then eval ' 117 echo >>config.log " 118funcs: ${FUNCNAME[*]} 119lines: ${BASH_LINENO[*]}" 120 '; fi 121 echo $compiler "$@" >> config.log 122 $compiler "$@" >> config.log 2>&1 || return $? 123 # Test passed. If this is an --enable-werror build, rerun 124 # the test with -Werror and bail out if it fails. This 125 # makes warning-generating-errors in configure test code 126 # obvious to developers. 127 if test "$werror" != "yes"; then 128 return 0 129 fi 130 # Don't bother rerunning the compile if we were already using -Werror 131 case "$*" in 132 *-Werror*) 133 return 0 134 ;; 135 esac 136 echo $compiler -Werror "$@" >> config.log 137 $compiler -Werror "$@" >> config.log 2>&1 && return $? 138 error_exit "configure test passed without -Werror but failed with -Werror." \ 139 "This is probably a bug in the configure script. The failing command" \ 140 "will be at the bottom of config.log." \ 141 "You can run configure with --disable-werror to bypass this check." 142} 143 144do_cc() { 145 do_compiler "$cc" "$@" 146} 147 148do_cxx() { 149 do_compiler "$cxx" "$@" 150} 151 152# Append $2 to the variable named $1, with space separation 153add_to() { 154 eval $1=\${$1:+\"\$$1 \"}\$2 155} 156 157update_cxxflags() { 158 # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those 159 # options which some versions of GCC's C++ compiler complain about 160 # because they only make sense for C programs. 161 QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS" 162 CONFIGURE_CXXFLAGS=$(echo "$CONFIGURE_CFLAGS" | sed s/-std=gnu99/-std=gnu++11/) 163 for arg in $QEMU_CFLAGS; do 164 case $arg in 165 -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\ 166 -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls) 167 ;; 168 *) 169 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg 170 ;; 171 esac 172 done 173} 174 175compile_object() { 176 local_cflags="$1" 177 do_cc $CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC 178} 179 180compile_prog() { 181 local_cflags="$1" 182 local_ldflags="$2" 183 do_cc $CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC \ 184 $LDFLAGS $CONFIGURE_LDFLAGS $QEMU_LDFLAGS $local_ldflags 185} 186 187# symbolically link $1 to $2. Portable version of "ln -sf". 188symlink() { 189 rm -rf "$2" 190 mkdir -p "$(dirname "$2")" 191 ln -s "$1" "$2" 192} 193 194# check whether a command is available to this shell (may be either an 195# executable or a builtin) 196has() { 197 type "$1" >/dev/null 2>&1 198} 199 200version_ge () { 201 local_ver1=`echo $1 | tr . ' '` 202 local_ver2=`echo $2 | tr . ' '` 203 while true; do 204 set x $local_ver1 205 local_first=${2-0} 206 # 'shift 2' if $2 is set, or 'shift' if $2 is not set 207 shift ${2:+2} 208 local_ver1=$* 209 set x $local_ver2 210 # the second argument finished, the first must be greater or equal 211 test $# = 1 && return 0 212 test $local_first -lt $2 && return 1 213 test $local_first -gt $2 && return 0 214 shift ${2:+2} 215 local_ver2=$* 216 done 217} 218 219have_backend () { 220 echo "$trace_backends" | grep "$1" >/dev/null 221} 222 223glob() { 224 eval test -z '"${1#'"$2"'}"' 225} 226 227ld_has() { 228 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1 229} 230 231if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]"; 232then 233 error_exit "main directory cannot contain spaces nor colons" 234fi 235 236# default parameters 237cpu="" 238iasl="iasl" 239interp_prefix="/usr/gnemul/qemu-%M" 240static="no" 241cross_compile="no" 242cross_prefix="" 243audio_drv_list="" 244block_drv_rw_whitelist="" 245block_drv_ro_whitelist="" 246host_cc="cc" 247audio_win_int="" 248libs_qga="" 249debug_info="yes" 250lto="false" 251stack_protector="" 252safe_stack="" 253use_containers="yes" 254gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb") 255 256if test -e "$source_path/.git" 257then 258 git_submodules_action="update" 259 git_submodules="ui/keycodemapdb" 260 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3" 261 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3" 262else 263 git_submodules_action="ignore" 264 git_submodules="" 265 266 if ! test -f "$source_path/ui/keycodemapdb/README" 267 then 268 echo 269 echo "ERROR: missing file $source_path/ui/keycodemapdb/README" 270 echo 271 echo "This is not a GIT checkout but module content appears to" 272 echo "be missing. Do not use 'git archive' or GitHub download links" 273 echo "to acquire QEMU source archives. Non-GIT builds are only" 274 echo "supported with source archives linked from:" 275 echo 276 echo " https://www.qemu.org/download/#source" 277 echo 278 echo "Developers working with GIT can use scripts/archive-source.sh" 279 echo "if they need to create valid source archives." 280 echo 281 exit 1 282 fi 283fi 284git="git" 285 286# Don't accept a target_list environment variable. 287unset target_list 288unset target_list_exclude 289 290# Default value for a variable defining feature "foo". 291# * foo="no" feature will only be used if --enable-foo arg is given 292# * foo="" feature will be searched for, and if found, will be used 293# unless --disable-foo is given 294# * foo="yes" this value will only be set by --enable-foo flag. 295# feature will searched for, 296# if not found, configure exits with error 297# 298# Always add --enable-foo and --disable-foo command line args. 299# Distributions want to ensure that several features are compiled in, and it 300# is impossible without a --enable-foo that exits if a feature is not found. 301 302default_feature="" 303# parse CC options second 304for opt do 305 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 306 case "$opt" in 307 --without-default-features) 308 default_feature="no" 309 ;; 310 esac 311done 312 313brlapi="auto" 314curl="auto" 315iconv="auto" 316curses="auto" 317docs="auto" 318fdt="auto" 319netmap="no" 320sdl="auto" 321sdl_image="auto" 322coreaudio="auto" 323virtiofsd="auto" 324virtfs="auto" 325libudev="auto" 326mpath="auto" 327vnc="enabled" 328sparse="auto" 329vde="$default_feature" 330vnc_sasl="auto" 331vnc_jpeg="auto" 332vnc_png="auto" 333xkbcommon="auto" 334xen="$default_feature" 335xen_ctrl_version="$default_feature" 336xen_pci_passthrough="auto" 337linux_aio="$default_feature" 338linux_io_uring="$default_feature" 339cap_ng="auto" 340attr="auto" 341xfs="$default_feature" 342tcg="enabled" 343membarrier="$default_feature" 344vhost_net="$default_feature" 345vhost_crypto="$default_feature" 346vhost_scsi="$default_feature" 347vhost_vsock="$default_feature" 348vhost_user="no" 349vhost_user_blk_server="auto" 350vhost_user_fs="$default_feature" 351kvm="auto" 352hax="auto" 353hvf="auto" 354whpx="auto" 355rdma="$default_feature" 356pvrdma="$default_feature" 357gprof="no" 358debug_tcg="no" 359debug="no" 360sanitizers="no" 361tsan="no" 362fortify_source="$default_feature" 363strip_opt="yes" 364tcg_interpreter="false" 365bigendian="no" 366mingw32="no" 367gcov="no" 368EXESUF="$default_feature" 369HOST_DSOSUF=".so" 370modules="no" 371module_upgrades="no" 372prefix="/usr/local" 373qemu_suffix="qemu" 374slirp="auto" 375oss_lib="" 376bsd="no" 377linux="no" 378solaris="no" 379profiler="no" 380cocoa="auto" 381softmmu="yes" 382linux_user="no" 383bsd_user="no" 384blobs="true" 385pkgversion="" 386pie="" 387qom_cast_debug="yes" 388trace_backends="log" 389trace_file="trace" 390spice="$default_feature" 391rbd="auto" 392smartcard="$default_feature" 393u2f="auto" 394libusb="$default_feature" 395usb_redir="$default_feature" 396opengl="$default_feature" 397opengl_dmabuf="no" 398cpuid_h="no" 399avx2_opt="$default_feature" 400capstone="auto" 401lzo="auto" 402snappy="auto" 403bzip2="auto" 404lzfse="auto" 405zstd="auto" 406guest_agent="$default_feature" 407guest_agent_with_vss="no" 408guest_agent_ntddscsi="no" 409guest_agent_msi="auto" 410vss_win32_sdk="$default_feature" 411win_sdk="no" 412want_tools="$default_feature" 413libiscsi="auto" 414libnfs="auto" 415coroutine="" 416coroutine_pool="$default_feature" 417debug_stack_usage="no" 418crypto_afalg="no" 419cfi="false" 420cfi_debug="false" 421seccomp="auto" 422glusterfs="auto" 423gtk="auto" 424tls_priority="NORMAL" 425gnutls="$default_feature" 426nettle="$default_feature" 427nettle_xts="no" 428gcrypt="$default_feature" 429gcrypt_hmac="no" 430gcrypt_xts="no" 431qemu_private_xts="yes" 432auth_pam="$default_feature" 433vte="$default_feature" 434virglrenderer="$default_feature" 435tpm="$default_feature" 436libssh="$default_feature" 437live_block_migration=${default_feature:-yes} 438numa="$default_feature" 439tcmalloc="no" 440jemalloc="no" 441replication=${default_feature:-yes} 442bochs=${default_feature:-yes} 443cloop=${default_feature:-yes} 444dmg=${default_feature:-yes} 445qcow1=${default_feature:-yes} 446vdi=${default_feature:-yes} 447vvfat=${default_feature:-yes} 448qed=${default_feature:-yes} 449parallels=${default_feature:-yes} 450sheepdog="no" 451libxml2="$default_feature" 452debug_mutex="no" 453libpmem="$default_feature" 454default_devices="true" 455plugins="no" 456fuzzing="no" 457rng_none="no" 458secret_keyring="$default_feature" 459libdaxctl="$default_feature" 460meson="" 461ninja="" 462skip_meson=no 463gettext="auto" 464fuse="auto" 465fuse_lseek="auto" 466 467malloc_trim="auto" 468 469# parse CC options second 470for opt do 471 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 472 case "$opt" in 473 --cross-prefix=*) cross_prefix="$optarg" 474 cross_compile="yes" 475 ;; 476 --cc=*) CC="$optarg" 477 ;; 478 --cxx=*) CXX="$optarg" 479 ;; 480 --cpu=*) cpu="$optarg" 481 ;; 482 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg" 483 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg" 484 ;; 485 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg" 486 ;; 487 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg" 488 EXTRA_LDFLAGS="$optarg" 489 ;; 490 --enable-debug-info) debug_info="yes" 491 ;; 492 --disable-debug-info) debug_info="no" 493 ;; 494 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option" 495 ;; 496 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*} 497 eval "cross_cc_cflags_${cc_arch}=\$optarg" 498 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}" 499 ;; 500 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*} 501 cc_archs="$cc_archs $cc_arch" 502 eval "cross_cc_${cc_arch}=\$optarg" 503 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}" 504 ;; 505 esac 506done 507# OS specific 508# Using uname is really, really broken. Once we have the right set of checks 509# we can eliminate its usage altogether. 510 511# Preferred compiler: 512# ${CC} (if set) 513# ${cross_prefix}gcc (if cross-prefix specified) 514# system compiler 515if test -z "${CC}${cross_prefix}"; then 516 cc="$host_cc" 517else 518 cc="${CC-${cross_prefix}gcc}" 519fi 520 521if test -z "${CXX}${cross_prefix}"; then 522 cxx="c++" 523else 524 cxx="${CXX-${cross_prefix}g++}" 525fi 526 527ar="${AR-${cross_prefix}ar}" 528as="${AS-${cross_prefix}as}" 529ccas="${CCAS-$cc}" 530cpp="${CPP-$cc -E}" 531objcopy="${OBJCOPY-${cross_prefix}objcopy}" 532ld="${LD-${cross_prefix}ld}" 533ranlib="${RANLIB-${cross_prefix}ranlib}" 534nm="${NM-${cross_prefix}nm}" 535strip="${STRIP-${cross_prefix}strip}" 536windres="${WINDRES-${cross_prefix}windres}" 537pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}" 538query_pkg_config() { 539 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@" 540} 541pkg_config=query_pkg_config 542sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}" 543 544# If the user hasn't specified ARFLAGS, default to 'rv', just as make does. 545ARFLAGS="${ARFLAGS-rv}" 546 547# default flags for all hosts 548# We use -fwrapv to tell the compiler that we require a C dialect where 549# left shift of signed integers is well defined and has the expected 550# 2s-complement style results. (Both clang and gcc agree that it 551# provides these semantics.) 552QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS" 553QEMU_CFLAGS="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS" 554QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS" 555QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS" 556 557# Flags that are needed during configure but later taken care of by Meson 558CONFIGURE_CFLAGS="-std=gnu99 -Wall" 559CONFIGURE_LDFLAGS= 560 561 562check_define() { 563cat > $TMPC <<EOF 564#if !defined($1) 565#error $1 not defined 566#endif 567int main(void) { return 0; } 568EOF 569 compile_object 570} 571 572check_include() { 573cat > $TMPC <<EOF 574#include <$1> 575int main(void) { return 0; } 576EOF 577 compile_object 578} 579 580write_c_skeleton() { 581 cat > $TMPC <<EOF 582int main(void) { return 0; } 583EOF 584} 585 586write_c_fuzzer_skeleton() { 587 cat > $TMPC <<EOF 588#include <stdint.h> 589#include <sys/types.h> 590int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size); 591int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; } 592EOF 593} 594 595if check_define __linux__ ; then 596 targetos="Linux" 597elif check_define _WIN32 ; then 598 targetos='MINGW32' 599elif check_define __OpenBSD__ ; then 600 targetos='OpenBSD' 601elif check_define __sun__ ; then 602 targetos='SunOS' 603elif check_define __HAIKU__ ; then 604 targetos='Haiku' 605elif check_define __FreeBSD__ ; then 606 targetos='FreeBSD' 607elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then 608 targetos='GNU/kFreeBSD' 609elif check_define __DragonFly__ ; then 610 targetos='DragonFly' 611elif check_define __NetBSD__; then 612 targetos='NetBSD' 613elif check_define __APPLE__; then 614 targetos='Darwin' 615else 616 # This is a fatal error, but don't report it yet, because we 617 # might be going to just print the --help text, or it might 618 # be the result of a missing compiler. 619 targetos='bogus' 620fi 621 622# Some host OSes need non-standard checks for which CPU to use. 623# Note that these checks are broken for cross-compilation: if you're 624# cross-compiling to one of these OSes then you'll need to specify 625# the correct CPU with the --cpu option. 626case $targetos in 627Darwin) 628 HOST_DSOSUF=".dylib" 629 ;; 630SunOS) 631 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo 632 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then 633 cpu="x86_64" 634 fi 635esac 636 637if test ! -z "$cpu" ; then 638 # command line argument 639 : 640elif check_define __i386__ ; then 641 cpu="i386" 642elif check_define __x86_64__ ; then 643 if check_define __ILP32__ ; then 644 cpu="x32" 645 else 646 cpu="x86_64" 647 fi 648elif check_define __sparc__ ; then 649 if check_define __arch64__ ; then 650 cpu="sparc64" 651 else 652 cpu="sparc" 653 fi 654elif check_define _ARCH_PPC ; then 655 if check_define _ARCH_PPC64 ; then 656 if check_define _LITTLE_ENDIAN ; then 657 cpu="ppc64le" 658 else 659 cpu="ppc64" 660 fi 661 else 662 cpu="ppc" 663 fi 664elif check_define __mips__ ; then 665 cpu="mips" 666elif check_define __s390__ ; then 667 if check_define __s390x__ ; then 668 cpu="s390x" 669 else 670 cpu="s390" 671 fi 672elif check_define __riscv ; then 673 if check_define _LP64 ; then 674 cpu="riscv64" 675 else 676 cpu="riscv32" 677 fi 678elif check_define __arm__ ; then 679 cpu="arm" 680elif check_define __aarch64__ ; then 681 cpu="aarch64" 682else 683 cpu=$(uname -m) 684fi 685 686ARCH= 687# Normalise host CPU name and set ARCH. 688# Note that this case should only have supported host CPUs, not guests. 689case "$cpu" in 690 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64) 691 ;; 692 ppc64le) 693 ARCH="ppc64" 694 ;; 695 i386|i486|i586|i686|i86pc|BePC) 696 cpu="i386" 697 ;; 698 x86_64|amd64) 699 cpu="x86_64" 700 ;; 701 armv*b|armv*l|arm) 702 cpu="arm" 703 ;; 704 aarch64) 705 cpu="aarch64" 706 ;; 707 mips*) 708 cpu="mips" 709 ;; 710 sparc|sun4[cdmuv]) 711 cpu="sparc" 712 ;; 713 *) 714 # This will result in either an error or falling back to TCI later 715 ARCH=unknown 716 ;; 717esac 718if test -z "$ARCH"; then 719 ARCH="$cpu" 720fi 721 722# OS specific 723 724case $targetos in 725MINGW32*) 726 mingw32="yes" 727 audio_possible_drivers="dsound sdl" 728 if check_include dsound.h; then 729 audio_drv_list="dsound" 730 else 731 audio_drv_list="" 732 fi 733 supported_os="yes" 734 pie="no" 735;; 736GNU/kFreeBSD) 737 bsd="yes" 738 audio_drv_list="oss try-sdl" 739 audio_possible_drivers="oss sdl pa" 740;; 741FreeBSD) 742 bsd="yes" 743 make="${MAKE-gmake}" 744 audio_drv_list="oss try-sdl" 745 audio_possible_drivers="oss sdl pa" 746 # needed for kinfo_getvmmap(3) in libutil.h 747 netmap="" # enable netmap autodetect 748;; 749DragonFly) 750 bsd="yes" 751 make="${MAKE-gmake}" 752 audio_drv_list="oss try-sdl" 753 audio_possible_drivers="oss sdl pa" 754;; 755NetBSD) 756 bsd="yes" 757 make="${MAKE-gmake}" 758 audio_drv_list="oss try-sdl" 759 audio_possible_drivers="oss sdl" 760 oss_lib="-lossaudio" 761;; 762OpenBSD) 763 bsd="yes" 764 make="${MAKE-gmake}" 765 audio_drv_list="try-sdl" 766 audio_possible_drivers="sdl" 767;; 768Darwin) 769 bsd="yes" 770 darwin="yes" 771 audio_drv_list="try-coreaudio try-sdl" 772 audio_possible_drivers="coreaudio sdl" 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 $QEMU_CFLAGS" 793;; 794Linux) 795 audio_drv_list="try-pa oss" 796 audio_possible_drivers="oss alsa sdl pa" 797 linux="yes" 798 linux_user="yes" 799 vhost_user=${default_feature:-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="true" 940 ;; 941 --without-default-devices) default_devices="false" 942 ;; 943 --without-default-features) # processed above 944 ;; 945 --enable-gprof) gprof="yes" 946 ;; 947 --enable-gcov) gcov="yes" 948 ;; 949 --static) 950 static="yes" 951 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS" 952 ;; 953 --mandir=*) mandir="$optarg" 954 ;; 955 --bindir=*) bindir="$optarg" 956 ;; 957 --libdir=*) libdir="$optarg" 958 ;; 959 --libexecdir=*) libexecdir="$optarg" 960 ;; 961 --includedir=*) includedir="$optarg" 962 ;; 963 --datadir=*) datadir="$optarg" 964 ;; 965 --with-suffix=*) qemu_suffix="$optarg" 966 ;; 967 --docdir=*) docdir="$optarg" 968 ;; 969 --localedir=*) localedir="$optarg" 970 ;; 971 --sysconfdir=*) sysconfdir="$optarg" 972 ;; 973 --localstatedir=*) local_statedir="$optarg" 974 ;; 975 --firmwarepath=*) firmwarepath="$optarg" 976 ;; 977 --host=*|--build=*|\ 978 --disable-dependency-tracking|\ 979 --sbindir=*|--sharedstatedir=*|\ 980 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 981 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 982 # These switches are silently ignored, for compatibility with 983 # autoconf-generated configure scripts. This allows QEMU's 984 # configure to be used by RPM and similar macros that set 985 # lots of directory switches by default. 986 ;; 987 --disable-sdl) sdl="disabled" 988 ;; 989 --enable-sdl) sdl="enabled" 990 ;; 991 --disable-sdl-image) sdl_image="disabled" 992 ;; 993 --enable-sdl-image) sdl_image="enabled" 994 ;; 995 --disable-qom-cast-debug) qom_cast_debug="no" 996 ;; 997 --enable-qom-cast-debug) qom_cast_debug="yes" 998 ;; 999 --disable-virtfs) virtfs="disabled" 1000 ;; 1001 --enable-virtfs) virtfs="enabled" 1002 ;; 1003 --disable-libudev) libudev="disabled" 1004 ;; 1005 --enable-libudev) libudev="enabled" 1006 ;; 1007 --disable-virtiofsd) virtiofsd="disabled" 1008 ;; 1009 --enable-virtiofsd) virtiofsd="enabled" 1010 ;; 1011 --disable-mpath) mpath="disabled" 1012 ;; 1013 --enable-mpath) mpath="enabled" 1014 ;; 1015 --disable-vnc) vnc="disabled" 1016 ;; 1017 --enable-vnc) vnc="enabled" 1018 ;; 1019 --disable-gettext) gettext="disabled" 1020 ;; 1021 --enable-gettext) gettext="enabled" 1022 ;; 1023 --oss-lib=*) oss_lib="$optarg" 1024 ;; 1025 --audio-drv-list=*) audio_drv_list="$optarg" 1026 ;; 1027 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g') 1028 ;; 1029 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g') 1030 ;; 1031 --enable-debug-tcg) debug_tcg="yes" 1032 ;; 1033 --disable-debug-tcg) debug_tcg="no" 1034 ;; 1035 --enable-debug) 1036 # Enable debugging options that aren't excessively noisy 1037 debug_tcg="yes" 1038 debug_mutex="yes" 1039 debug="yes" 1040 strip_opt="no" 1041 fortify_source="no" 1042 ;; 1043 --enable-sanitizers) sanitizers="yes" 1044 ;; 1045 --disable-sanitizers) sanitizers="no" 1046 ;; 1047 --enable-tsan) tsan="yes" 1048 ;; 1049 --disable-tsan) tsan="no" 1050 ;; 1051 --enable-sparse) sparse="enabled" 1052 ;; 1053 --disable-sparse) sparse="disabled" 1054 ;; 1055 --disable-strip) strip_opt="no" 1056 ;; 1057 --disable-vnc-sasl) vnc_sasl="disabled" 1058 ;; 1059 --enable-vnc-sasl) vnc_sasl="enabled" 1060 ;; 1061 --disable-vnc-jpeg) vnc_jpeg="disabled" 1062 ;; 1063 --enable-vnc-jpeg) vnc_jpeg="enabled" 1064 ;; 1065 --disable-vnc-png) vnc_png="disabled" 1066 ;; 1067 --enable-vnc-png) vnc_png="enabled" 1068 ;; 1069 --disable-slirp) slirp="disabled" 1070 ;; 1071 --enable-slirp) slirp="enabled" 1072 ;; 1073 --enable-slirp=git) slirp="internal" 1074 ;; 1075 --enable-slirp=system) slirp="system" 1076 ;; 1077 --disable-vde) vde="no" 1078 ;; 1079 --enable-vde) vde="yes" 1080 ;; 1081 --disable-netmap) netmap="no" 1082 ;; 1083 --enable-netmap) netmap="yes" 1084 ;; 1085 --disable-xen) xen="disabled" 1086 ;; 1087 --enable-xen) xen="enabled" 1088 ;; 1089 --disable-xen-pci-passthrough) xen_pci_passthrough="disabled" 1090 ;; 1091 --enable-xen-pci-passthrough) xen_pci_passthrough="enabled" 1092 ;; 1093 --disable-brlapi) brlapi="disabled" 1094 ;; 1095 --enable-brlapi) brlapi="enabled" 1096 ;; 1097 --disable-kvm) kvm="disabled" 1098 ;; 1099 --enable-kvm) kvm="enabled" 1100 ;; 1101 --disable-hax) hax="disabled" 1102 ;; 1103 --enable-hax) hax="enabled" 1104 ;; 1105 --disable-hvf) hvf="disabled" 1106 ;; 1107 --enable-hvf) hvf="enabled" 1108 ;; 1109 --disable-whpx) whpx="disabled" 1110 ;; 1111 --enable-whpx) whpx="enabled" 1112 ;; 1113 --disable-tcg-interpreter) tcg_interpreter="false" 1114 ;; 1115 --enable-tcg-interpreter) tcg_interpreter="true" 1116 ;; 1117 --disable-cap-ng) cap_ng="disabled" 1118 ;; 1119 --enable-cap-ng) cap_ng="enabled" 1120 ;; 1121 --disable-tcg) tcg="disabled" 1122 ;; 1123 --enable-tcg) tcg="enabled" 1124 ;; 1125 --disable-malloc-trim) malloc_trim="disabled" 1126 ;; 1127 --enable-malloc-trim) malloc_trim="enabled" 1128 ;; 1129 --disable-spice) spice="no" 1130 ;; 1131 --enable-spice) spice="yes" 1132 ;; 1133 --disable-libiscsi) libiscsi="disabled" 1134 ;; 1135 --enable-libiscsi) libiscsi="enabled" 1136 ;; 1137 --disable-libnfs) libnfs="disabled" 1138 ;; 1139 --enable-libnfs) libnfs="enabled" 1140 ;; 1141 --enable-profiler) profiler="yes" 1142 ;; 1143 --disable-cocoa) cocoa="disabled" 1144 ;; 1145 --enable-cocoa) cocoa="enabled" 1146 ;; 1147 --disable-system) softmmu="no" 1148 ;; 1149 --enable-system) softmmu="yes" 1150 ;; 1151 --disable-user) 1152 linux_user="no" ; 1153 bsd_user="no" ; 1154 ;; 1155 --enable-user) ;; 1156 --disable-linux-user) linux_user="no" 1157 ;; 1158 --enable-linux-user) linux_user="yes" 1159 ;; 1160 --disable-bsd-user) bsd_user="no" 1161 ;; 1162 --enable-bsd-user) bsd_user="yes" 1163 ;; 1164 --enable-pie) pie="yes" 1165 ;; 1166 --disable-pie) pie="no" 1167 ;; 1168 --enable-werror) werror="yes" 1169 ;; 1170 --disable-werror) werror="no" 1171 ;; 1172 --enable-lto) lto="true" 1173 ;; 1174 --disable-lto) lto="false" 1175 ;; 1176 --enable-stack-protector) stack_protector="yes" 1177 ;; 1178 --disable-stack-protector) stack_protector="no" 1179 ;; 1180 --enable-safe-stack) safe_stack="yes" 1181 ;; 1182 --disable-safe-stack) safe_stack="no" 1183 ;; 1184 --enable-cfi) 1185 cfi="true"; 1186 lto="true"; 1187 ;; 1188 --disable-cfi) cfi="false" 1189 ;; 1190 --enable-cfi-debug) cfi_debug="true" 1191 ;; 1192 --disable-cfi-debug) cfi_debug="false" 1193 ;; 1194 --disable-curses) curses="disabled" 1195 ;; 1196 --enable-curses) curses="enabled" 1197 ;; 1198 --disable-iconv) iconv="disabled" 1199 ;; 1200 --enable-iconv) iconv="enabled" 1201 ;; 1202 --disable-curl) curl="disabled" 1203 ;; 1204 --enable-curl) curl="enabled" 1205 ;; 1206 --disable-fdt) fdt="disabled" 1207 ;; 1208 --enable-fdt) fdt="enabled" 1209 ;; 1210 --enable-fdt=git) fdt="internal" 1211 ;; 1212 --enable-fdt=system) fdt="system" 1213 ;; 1214 --disable-linux-aio) linux_aio="no" 1215 ;; 1216 --enable-linux-aio) linux_aio="yes" 1217 ;; 1218 --disable-linux-io-uring) linux_io_uring="no" 1219 ;; 1220 --enable-linux-io-uring) linux_io_uring="yes" 1221 ;; 1222 --disable-attr) attr="disabled" 1223 ;; 1224 --enable-attr) attr="enabled" 1225 ;; 1226 --disable-membarrier) membarrier="no" 1227 ;; 1228 --enable-membarrier) membarrier="yes" 1229 ;; 1230 --disable-blobs) blobs="false" 1231 ;; 1232 --with-pkgversion=*) pkgversion="$optarg" 1233 ;; 1234 --with-coroutine=*) coroutine="$optarg" 1235 ;; 1236 --disable-coroutine-pool) coroutine_pool="no" 1237 ;; 1238 --enable-coroutine-pool) coroutine_pool="yes" 1239 ;; 1240 --enable-debug-stack-usage) debug_stack_usage="yes" 1241 ;; 1242 --enable-crypto-afalg) crypto_afalg="yes" 1243 ;; 1244 --disable-crypto-afalg) crypto_afalg="no" 1245 ;; 1246 --disable-docs) docs="disabled" 1247 ;; 1248 --enable-docs) docs="enabled" 1249 ;; 1250 --disable-vhost-net) vhost_net="no" 1251 ;; 1252 --enable-vhost-net) vhost_net="yes" 1253 ;; 1254 --disable-vhost-crypto) vhost_crypto="no" 1255 ;; 1256 --enable-vhost-crypto) vhost_crypto="yes" 1257 ;; 1258 --disable-vhost-scsi) vhost_scsi="no" 1259 ;; 1260 --enable-vhost-scsi) vhost_scsi="yes" 1261 ;; 1262 --disable-vhost-vsock) vhost_vsock="no" 1263 ;; 1264 --enable-vhost-vsock) vhost_vsock="yes" 1265 ;; 1266 --disable-vhost-user-blk-server) vhost_user_blk_server="disabled" 1267 ;; 1268 --enable-vhost-user-blk-server) vhost_user_blk_server="enabled" 1269 ;; 1270 --disable-vhost-user-fs) vhost_user_fs="no" 1271 ;; 1272 --enable-vhost-user-fs) vhost_user_fs="yes" 1273 ;; 1274 --disable-opengl) opengl="no" 1275 ;; 1276 --enable-opengl) opengl="yes" 1277 ;; 1278 --disable-rbd) rbd="disabled" 1279 ;; 1280 --enable-rbd) rbd="enabled" 1281 ;; 1282 --disable-xfsctl) xfs="no" 1283 ;; 1284 --enable-xfsctl) xfs="yes" 1285 ;; 1286 --disable-smartcard) smartcard="no" 1287 ;; 1288 --enable-smartcard) smartcard="yes" 1289 ;; 1290 --disable-u2f) u2f="disabled" 1291 ;; 1292 --enable-u2f) u2f="enabled" 1293 ;; 1294 --disable-libusb) libusb="no" 1295 ;; 1296 --enable-libusb) libusb="yes" 1297 ;; 1298 --disable-usb-redir) usb_redir="no" 1299 ;; 1300 --enable-usb-redir) usb_redir="yes" 1301 ;; 1302 --disable-zlib-test) 1303 ;; 1304 --disable-lzo) lzo="disabled" 1305 ;; 1306 --enable-lzo) lzo="enabled" 1307 ;; 1308 --disable-snappy) snappy="disabled" 1309 ;; 1310 --enable-snappy) snappy="enabled" 1311 ;; 1312 --disable-bzip2) bzip2="disabled" 1313 ;; 1314 --enable-bzip2) bzip2="enabled" 1315 ;; 1316 --enable-lzfse) lzfse="enabled" 1317 ;; 1318 --disable-lzfse) lzfse="disabled" 1319 ;; 1320 --disable-zstd) zstd="disabled" 1321 ;; 1322 --enable-zstd) zstd="enabled" 1323 ;; 1324 --enable-guest-agent) guest_agent="yes" 1325 ;; 1326 --disable-guest-agent) guest_agent="no" 1327 ;; 1328 --enable-guest-agent-msi) guest_agent_msi="enabled" 1329 ;; 1330 --disable-guest-agent-msi) guest_agent_msi="disabled" 1331 ;; 1332 --with-vss-sdk) vss_win32_sdk="" 1333 ;; 1334 --with-vss-sdk=*) vss_win32_sdk="$optarg" 1335 ;; 1336 --without-vss-sdk) vss_win32_sdk="no" 1337 ;; 1338 --with-win-sdk) win_sdk="" 1339 ;; 1340 --with-win-sdk=*) win_sdk="$optarg" 1341 ;; 1342 --without-win-sdk) win_sdk="no" 1343 ;; 1344 --enable-tools) want_tools="yes" 1345 ;; 1346 --disable-tools) want_tools="no" 1347 ;; 1348 --enable-seccomp) seccomp="enabled" 1349 ;; 1350 --disable-seccomp) seccomp="disabled" 1351 ;; 1352 --disable-glusterfs) glusterfs="disabled" 1353 ;; 1354 --disable-avx2) avx2_opt="no" 1355 ;; 1356 --enable-avx2) avx2_opt="yes" 1357 ;; 1358 --disable-avx512f) avx512f_opt="no" 1359 ;; 1360 --enable-avx512f) avx512f_opt="yes" 1361 ;; 1362 1363 --enable-glusterfs) glusterfs="enabled" 1364 ;; 1365 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane) 1366 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2 1367 ;; 1368 --enable-vhdx|--disable-vhdx) 1369 echo "$0: $opt is obsolete, VHDX driver is always built" >&2 1370 ;; 1371 --enable-uuid|--disable-uuid) 1372 echo "$0: $opt is obsolete, UUID support is always built" >&2 1373 ;; 1374 --disable-gtk) gtk="disabled" 1375 ;; 1376 --enable-gtk) gtk="enabled" 1377 ;; 1378 --tls-priority=*) tls_priority="$optarg" 1379 ;; 1380 --disable-gnutls) gnutls="no" 1381 ;; 1382 --enable-gnutls) gnutls="yes" 1383 ;; 1384 --disable-nettle) nettle="no" 1385 ;; 1386 --enable-nettle) nettle="yes" 1387 ;; 1388 --disable-gcrypt) gcrypt="no" 1389 ;; 1390 --enable-gcrypt) gcrypt="yes" 1391 ;; 1392 --disable-auth-pam) auth_pam="no" 1393 ;; 1394 --enable-auth-pam) auth_pam="yes" 1395 ;; 1396 --enable-rdma) rdma="yes" 1397 ;; 1398 --disable-rdma) rdma="no" 1399 ;; 1400 --enable-pvrdma) pvrdma="yes" 1401 ;; 1402 --disable-pvrdma) pvrdma="no" 1403 ;; 1404 --disable-vte) vte="no" 1405 ;; 1406 --enable-vte) vte="yes" 1407 ;; 1408 --disable-virglrenderer) virglrenderer="no" 1409 ;; 1410 --enable-virglrenderer) virglrenderer="yes" 1411 ;; 1412 --disable-tpm) tpm="no" 1413 ;; 1414 --enable-tpm) tpm="yes" 1415 ;; 1416 --disable-libssh) libssh="no" 1417 ;; 1418 --enable-libssh) libssh="yes" 1419 ;; 1420 --disable-live-block-migration) live_block_migration="no" 1421 ;; 1422 --enable-live-block-migration) live_block_migration="yes" 1423 ;; 1424 --disable-numa) numa="no" 1425 ;; 1426 --enable-numa) numa="yes" 1427 ;; 1428 --disable-libxml2) libxml2="no" 1429 ;; 1430 --enable-libxml2) libxml2="yes" 1431 ;; 1432 --disable-tcmalloc) tcmalloc="no" 1433 ;; 1434 --enable-tcmalloc) tcmalloc="yes" 1435 ;; 1436 --disable-jemalloc) jemalloc="no" 1437 ;; 1438 --enable-jemalloc) jemalloc="yes" 1439 ;; 1440 --disable-replication) replication="no" 1441 ;; 1442 --enable-replication) replication="yes" 1443 ;; 1444 --disable-bochs) bochs="no" 1445 ;; 1446 --enable-bochs) bochs="yes" 1447 ;; 1448 --disable-cloop) cloop="no" 1449 ;; 1450 --enable-cloop) cloop="yes" 1451 ;; 1452 --disable-dmg) dmg="no" 1453 ;; 1454 --enable-dmg) dmg="yes" 1455 ;; 1456 --disable-qcow1) qcow1="no" 1457 ;; 1458 --enable-qcow1) qcow1="yes" 1459 ;; 1460 --disable-vdi) vdi="no" 1461 ;; 1462 --enable-vdi) vdi="yes" 1463 ;; 1464 --disable-vvfat) vvfat="no" 1465 ;; 1466 --enable-vvfat) vvfat="yes" 1467 ;; 1468 --disable-qed) qed="no" 1469 ;; 1470 --enable-qed) qed="yes" 1471 ;; 1472 --disable-parallels) parallels="no" 1473 ;; 1474 --enable-parallels) parallels="yes" 1475 ;; 1476 --disable-sheepdog) sheepdog="no" 1477 ;; 1478 --enable-sheepdog) sheepdog="yes" 1479 ;; 1480 --disable-vhost-user) vhost_user="no" 1481 ;; 1482 --enable-vhost-user) vhost_user="yes" 1483 ;; 1484 --disable-vhost-vdpa) vhost_vdpa="no" 1485 ;; 1486 --enable-vhost-vdpa) vhost_vdpa="yes" 1487 ;; 1488 --disable-vhost-kernel) vhost_kernel="no" 1489 ;; 1490 --enable-vhost-kernel) vhost_kernel="yes" 1491 ;; 1492 --disable-capstone) capstone="disabled" 1493 ;; 1494 --enable-capstone) capstone="enabled" 1495 ;; 1496 --enable-capstone=git) capstone="internal" 1497 ;; 1498 --enable-capstone=system) capstone="system" 1499 ;; 1500 --with-git=*) git="$optarg" 1501 ;; 1502 --enable-git-update) 1503 git_submodules_action="update" 1504 echo "--enable-git-update deprecated, use --with-git-submodules=update" 1505 ;; 1506 --disable-git-update) 1507 git_submodules_action="validate" 1508 echo "--disable-git-update deprecated, use --with-git-submodules=validate" 1509 ;; 1510 --with-git-submodules=*) 1511 git_submodules_action="$optarg" 1512 ;; 1513 --enable-debug-mutex) debug_mutex=yes 1514 ;; 1515 --disable-debug-mutex) debug_mutex=no 1516 ;; 1517 --enable-libpmem) libpmem=yes 1518 ;; 1519 --disable-libpmem) libpmem=no 1520 ;; 1521 --enable-xkbcommon) xkbcommon="enabled" 1522 ;; 1523 --disable-xkbcommon) xkbcommon="disabled" 1524 ;; 1525 --enable-plugins) plugins="yes" 1526 ;; 1527 --disable-plugins) plugins="no" 1528 ;; 1529 --enable-containers) use_containers="yes" 1530 ;; 1531 --disable-containers) use_containers="no" 1532 ;; 1533 --enable-fuzzing) fuzzing=yes 1534 ;; 1535 --disable-fuzzing) fuzzing=no 1536 ;; 1537 --gdb=*) gdb_bin="$optarg" 1538 ;; 1539 --enable-rng-none) rng_none=yes 1540 ;; 1541 --disable-rng-none) rng_none=no 1542 ;; 1543 --enable-keyring) secret_keyring="yes" 1544 ;; 1545 --disable-keyring) secret_keyring="no" 1546 ;; 1547 --enable-libdaxctl) libdaxctl=yes 1548 ;; 1549 --disable-libdaxctl) libdaxctl=no 1550 ;; 1551 --enable-fuse) fuse="enabled" 1552 ;; 1553 --disable-fuse) fuse="disabled" 1554 ;; 1555 --enable-fuse-lseek) fuse_lseek="enabled" 1556 ;; 1557 --disable-fuse-lseek) fuse_lseek="disabled" 1558 ;; 1559 *) 1560 echo "ERROR: unknown option $opt" 1561 echo "Try '$0 --help' for more information" 1562 exit 1 1563 ;; 1564 esac 1565done 1566 1567case $git_submodules_action in 1568 update|validate) 1569 if test ! -e "$source_path/.git"; then 1570 echo "ERROR: cannot $git_submodules_action git submodules without .git" 1571 exit 1 1572 fi 1573 ;; 1574 ignore) 1575 ;; 1576 *) 1577 echo "ERROR: invalid --with-git-submodules= value '$git_submodules_action'" 1578 exit 1 1579 ;; 1580esac 1581 1582libdir="${libdir:-$prefix/lib}" 1583libexecdir="${libexecdir:-$prefix/libexec}" 1584includedir="${includedir:-$prefix/include}" 1585 1586if test "$mingw32" = "yes" ; then 1587 bindir="${bindir:-$prefix}" 1588else 1589 bindir="${bindir:-$prefix/bin}" 1590fi 1591mandir="${mandir:-$prefix/share/man}" 1592datadir="${datadir:-$prefix/share}" 1593docdir="${docdir:-$prefix/share/doc}" 1594sysconfdir="${sysconfdir:-$prefix/etc}" 1595local_statedir="${local_statedir:-$prefix/var}" 1596firmwarepath="${firmwarepath:-$datadir/qemu-firmware}" 1597localedir="${localedir:-$datadir/locale}" 1598 1599case "$cpu" in 1600 ppc) 1601 CPU_CFLAGS="-m32" 1602 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS" 1603 ;; 1604 ppc64) 1605 CPU_CFLAGS="-m64" 1606 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1607 ;; 1608 sparc) 1609 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" 1610 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS" 1611 ;; 1612 sparc64) 1613 CPU_CFLAGS="-m64 -mcpu=ultrasparc" 1614 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1615 ;; 1616 s390) 1617 CPU_CFLAGS="-m31" 1618 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS" 1619 ;; 1620 s390x) 1621 CPU_CFLAGS="-m64" 1622 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1623 ;; 1624 i386) 1625 CPU_CFLAGS="-m32" 1626 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS" 1627 ;; 1628 x86_64) 1629 # ??? Only extremely old AMD cpus do not have cmpxchg16b. 1630 # If we truly care, we should simply detect this case at 1631 # runtime and generate the fallback to serial emulation. 1632 CPU_CFLAGS="-m64 -mcx16" 1633 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1634 ;; 1635 x32) 1636 CPU_CFLAGS="-mx32" 1637 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS" 1638 ;; 1639 # No special flags required for other host CPUs 1640esac 1641 1642eval "cross_cc_${cpu}=\$host_cc" 1643cross_cc_vars="$cross_cc_vars cross_cc_${cpu}" 1644QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS" 1645 1646# For user-mode emulation the host arch has to be one we explicitly 1647# support, even if we're using TCI. 1648if [ "$ARCH" = "unknown" ]; then 1649 bsd_user="no" 1650 linux_user="no" 1651fi 1652 1653default_target_list="" 1654deprecated_targets_list=ppc64abi32-linux-user,tilegx-linux-user,lm32-softmmu,unicore32-softmmu 1655deprecated_features="" 1656mak_wilds="" 1657 1658if [ "$softmmu" = "yes" ]; then 1659 mak_wilds="${mak_wilds} $source_path/default-configs/targets/*-softmmu.mak" 1660fi 1661if [ "$linux_user" = "yes" ]; then 1662 mak_wilds="${mak_wilds} $source_path/default-configs/targets/*-linux-user.mak" 1663fi 1664if [ "$bsd_user" = "yes" ]; then 1665 mak_wilds="${mak_wilds} $source_path/default-configs/targets/*-bsd-user.mak" 1666fi 1667 1668# If the user doesn't explicitly specify a deprecated target we will 1669# skip it. 1670if test -z "$target_list"; then 1671 if test -z "$target_list_exclude"; then 1672 target_list_exclude="$deprecated_targets_list" 1673 else 1674 target_list_exclude="$target_list_exclude,$deprecated_targets_list" 1675 fi 1676fi 1677 1678for config in $mak_wilds; do 1679 target="$(basename "$config" .mak)" 1680 if echo "$target_list_exclude" | grep -vq "$target"; then 1681 default_target_list="${default_target_list} $target" 1682 fi 1683done 1684 1685# Enumerate public trace backends for --help output 1686trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/')) 1687 1688if test x"$show_help" = x"yes" ; then 1689cat << EOF 1690 1691Usage: configure [options] 1692Options: [defaults in brackets after descriptions] 1693 1694Standard options: 1695 --help print this message 1696 --prefix=PREFIX install in PREFIX [$prefix] 1697 --interp-prefix=PREFIX where to find shared libraries, etc. 1698 use %M for cpu name [$interp_prefix] 1699 --target-list=LIST set target list (default: build all non-deprecated) 1700$(echo Available targets: $default_target_list | \ 1701 fold -s -w 53 | sed -e 's/^/ /') 1702$(echo Deprecated targets: $deprecated_targets_list | \ 1703 fold -s -w 53 | sed -e 's/^/ /') 1704 --target-list-exclude=LIST exclude a set of targets from the default target-list 1705 1706Advanced options (experts only): 1707 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix] 1708 --cc=CC use C compiler CC [$cc] 1709 --iasl=IASL use ACPI compiler IASL [$iasl] 1710 --host-cc=CC use C compiler CC [$host_cc] for code run at 1711 build time 1712 --cxx=CXX use C++ compiler CXX [$cxx] 1713 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 1714 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS 1715 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS 1716 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 1717 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 1718 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests 1719 --make=MAKE use specified make [$make] 1720 --python=PYTHON use specified python [$python] 1721 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build] 1722 --meson=MESON use specified meson [$meson] 1723 --ninja=NINJA use specified ninja [$ninja] 1724 --smbd=SMBD use specified smbd [$smbd] 1725 --with-git=GIT use specified git [$git] 1726 --with-git-submodules=update update git submodules (default if .git dir exists) 1727 --with-git-submodules=validate fail if git submodules are not up to date 1728 --with-git-submodules=ignore do not update or check git submodules (default if no .git dir) 1729 --static enable static build [$static] 1730 --mandir=PATH install man pages in PATH 1731 --datadir=PATH install firmware in PATH/$qemu_suffix 1732 --localedir=PATH install translation in PATH/$qemu_suffix 1733 --docdir=PATH install documentation in PATH/$qemu_suffix 1734 --bindir=PATH install binaries in PATH 1735 --libdir=PATH install libraries in PATH 1736 --libexecdir=PATH install helper binaries in PATH 1737 --sysconfdir=PATH install config in PATH/$qemu_suffix 1738 --localstatedir=PATH install local state in PATH (set at runtime on win32) 1739 --firmwarepath=PATH search PATH for firmware files 1740 --efi-aarch64=PATH PATH of efi file to use for aarch64 VMs. 1741 --with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix] 1742 --with-pkgversion=VERS use specified string as sub-version of the package 1743 --without-default-features default all --enable-* options to "disabled" 1744 --without-default-devices do not include any device that is not needed to 1745 start the emulator (only use if you are including 1746 desired devices in default-configs/devices/) 1747 --enable-debug enable common debug build options 1748 --enable-sanitizers enable default sanitizers 1749 --enable-tsan enable thread sanitizer 1750 --disable-strip disable stripping binaries 1751 --disable-werror disable compilation abort on warning 1752 --disable-stack-protector disable compiler-provided stack protection 1753 --audio-drv-list=LIST set audio drivers list: 1754 Available drivers: $audio_possible_drivers 1755 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L 1756 --block-drv-rw-whitelist=L 1757 set block driver read-write whitelist 1758 (affects only QEMU, not qemu-img) 1759 --block-drv-ro-whitelist=L 1760 set block driver read-only whitelist 1761 (affects only QEMU, not qemu-img) 1762 --enable-trace-backends=B Set trace backend 1763 Available backends: $trace_backend_list 1764 --with-trace-file=NAME Full PATH,NAME of file to store traces 1765 Default:trace-<pid> 1766 --disable-slirp disable SLIRP userspace network connectivity 1767 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI) 1768 --enable-malloc-trim enable libc malloc_trim() for memory optimization 1769 --oss-lib path to OSS library 1770 --cpu=CPU Build for host CPU [$cpu] 1771 --with-coroutine=BACKEND coroutine backend. Supported options: 1772 ucontext, sigaltstack, windows 1773 --enable-gcov enable test coverage analysis with gcov 1774 --disable-blobs disable installing provided firmware blobs 1775 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent 1776 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb) 1777 --tls-priority default TLS protocol/cipher priority string 1778 --enable-gprof QEMU profiling with gprof 1779 --enable-profiler profiler support 1780 --enable-debug-stack-usage 1781 track the maximum stack usage of stacks created by qemu_alloc_stack 1782 --enable-plugins 1783 enable plugins via shared library loading 1784 --disable-containers don't use containers for cross-building 1785 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 1786 1787Optional features, enabled with --enable-FEATURE and 1788disabled with --disable-FEATURE, default is enabled if available 1789(unless built with --without-default-features): 1790 1791 system all system emulation targets 1792 user supported user emulation targets 1793 linux-user all linux usermode emulation targets 1794 bsd-user all BSD usermode emulation targets 1795 docs build documentation 1796 guest-agent build the QEMU Guest Agent 1797 guest-agent-msi build guest agent Windows MSI installation package 1798 pie Position Independent Executables 1799 modules modules support (non-Windows) 1800 module-upgrades try to load modules from alternate paths for upgrades 1801 debug-tcg TCG debugging (default is disabled) 1802 debug-info debugging information 1803 lto Enable Link-Time Optimization. 1804 sparse sparse checker 1805 safe-stack SafeStack Stack Smash Protection. Depends on 1806 clang/llvm >= 3.7 and requires coroutine backend ucontext. 1807 cfi Enable Control-Flow Integrity for indirect function calls. 1808 In case of a cfi violation, QEMU is terminated with SIGILL 1809 Depends on lto and is incompatible with modules 1810 Automatically enables Link-Time Optimization (lto) 1811 cfi-debug In case of a cfi violation, a message containing the line that 1812 triggered the error is written to stderr. After the error, 1813 QEMU is still terminated with SIGILL 1814 gnutls GNUTLS cryptography support 1815 nettle nettle cryptography support 1816 gcrypt libgcrypt cryptography support 1817 auth-pam PAM access control 1818 sdl SDL UI 1819 sdl-image SDL Image support for icons 1820 gtk gtk UI 1821 vte vte support for the gtk UI 1822 curses curses UI 1823 iconv font glyph conversion support 1824 vnc VNC UI support 1825 vnc-sasl SASL encryption for VNC server 1826 vnc-jpeg JPEG lossy compression for VNC server 1827 vnc-png PNG compression for VNC server 1828 cocoa Cocoa UI (Mac OS X only) 1829 virtfs VirtFS 1830 virtiofsd build virtiofs daemon (virtiofsd) 1831 libudev Use libudev to enumerate host devices 1832 mpath Multipath persistent reservation passthrough 1833 xen xen backend driver support 1834 xen-pci-passthrough PCI passthrough support for Xen 1835 brlapi BrlAPI (Braile) 1836 curl curl connectivity 1837 membarrier membarrier system call (for Linux 4.14+ or Windows) 1838 fdt fdt device tree 1839 kvm KVM acceleration support 1840 hax HAX acceleration support 1841 hvf Hypervisor.framework acceleration support 1842 whpx Windows Hypervisor Platform acceleration support 1843 rdma Enable RDMA-based migration 1844 pvrdma Enable PVRDMA support 1845 vde support for vde network 1846 netmap support for netmap network 1847 linux-aio Linux AIO support 1848 linux-io-uring Linux io_uring support 1849 cap-ng libcap-ng support 1850 attr attr and xattr support 1851 vhost-net vhost-net kernel acceleration support 1852 vhost-vsock virtio sockets device support 1853 vhost-scsi vhost-scsi kernel target support 1854 vhost-crypto vhost-user-crypto backend support 1855 vhost-kernel vhost kernel backend support 1856 vhost-user vhost-user backend support 1857 vhost-user-blk-server vhost-user-blk server support 1858 vhost-vdpa vhost-vdpa kernel backend support 1859 spice spice 1860 rbd rados block device (rbd) 1861 libiscsi iscsi support 1862 libnfs nfs support 1863 smartcard smartcard support (libcacard) 1864 u2f U2F support (u2f-emu) 1865 libusb libusb (for usb passthrough) 1866 live-block-migration Block migration in the main migration stream 1867 usb-redir usb network redirection support 1868 lzo support of lzo compression library 1869 snappy support of snappy compression library 1870 bzip2 support of bzip2 compression library 1871 (for reading bzip2-compressed dmg images) 1872 lzfse support of lzfse compression library 1873 (for reading lzfse-compressed dmg images) 1874 zstd support for zstd compression library 1875 (for migration compression and qcow2 cluster compression) 1876 seccomp seccomp support 1877 coroutine-pool coroutine freelist (better performance) 1878 glusterfs GlusterFS backend 1879 tpm TPM support 1880 libssh ssh block device support 1881 numa libnuma support 1882 libxml2 for Parallels image format 1883 tcmalloc tcmalloc support 1884 jemalloc jemalloc support 1885 avx2 AVX2 optimization support 1886 avx512f AVX512F optimization support 1887 replication replication support 1888 opengl opengl support 1889 virglrenderer virgl rendering support 1890 xfsctl xfsctl support 1891 qom-cast-debug cast debugging support 1892 tools build qemu-io, qemu-nbd and qemu-img tools 1893 bochs bochs image format support 1894 cloop cloop image format support 1895 dmg dmg image format support 1896 qcow1 qcow v1 image format support 1897 vdi vdi image format support 1898 vvfat vvfat image format support 1899 qed qed image format support 1900 parallels parallels image format support 1901 sheepdog sheepdog block driver support (deprecated) 1902 crypto-afalg Linux AF_ALG crypto backend driver 1903 capstone capstone disassembler support 1904 debug-mutex mutex debugging support 1905 libpmem libpmem support 1906 xkbcommon xkbcommon support 1907 rng-none dummy RNG, avoid using /dev/(u)random and getrandom() 1908 libdaxctl libdaxctl support 1909 fuse FUSE block device export 1910 fuse-lseek SEEK_HOLE/SEEK_DATA support for FUSE exports 1911 1912NOTE: The object files are built at the place where configure is launched 1913EOF 1914exit 0 1915fi 1916 1917# Remove old dependency files to make sure that they get properly regenerated 1918rm -f */config-devices.mak.d 1919 1920if test -z "$python" 1921then 1922 error_exit "Python not found. Use --python=/path/to/python" 1923fi 1924if ! has "$make" 1925then 1926 error_exit "GNU make ($make) not found" 1927fi 1928 1929# Note that if the Python conditional here evaluates True we will exit 1930# with status 1 which is a shell 'false' value. 1931if ! $python -c 'import sys; sys.exit(sys.version_info < (3,6))'; then 1932 error_exit "Cannot use '$python', Python >= 3.6 is required." \ 1933 "Use --python=/path/to/python to specify a supported Python." 1934fi 1935 1936# Preserve python version since some functionality is dependent on it 1937python_version=$($python -c 'import sys; print("%d.%d.%d" % (sys.version_info[0], sys.version_info[1], sys.version_info[2]))' 2>/dev/null) 1938 1939# Suppress writing compiled files 1940python="$python -B" 1941 1942if test -z "$meson"; then 1943 if test "$explicit_python" = no && has meson && version_ge "$(meson --version)" 0.55.3; then 1944 meson=meson 1945 elif test $git_submodules_action != 'ignore' ; then 1946 meson=git 1947 elif test -e "${source_path}/meson/meson.py" ; then 1948 meson=internal 1949 else 1950 if test "$explicit_python" = yes; then 1951 error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found." 1952 else 1953 error_exit "Meson not found. Use --meson=/path/to/meson" 1954 fi 1955 fi 1956else 1957 # Meson uses its own Python interpreter to invoke other Python scripts, 1958 # but the user wants to use the one they specified with --python. 1959 # 1960 # We do not want to override the distro Python interpreter (and sometimes 1961 # cannot: for example in Homebrew /usr/bin/meson is a bash script), so 1962 # just require --meson=git|internal together with --python. 1963 if test "$explicit_python" = yes; then 1964 case "$meson" in 1965 git | internal) ;; 1966 *) error_exit "--python requires using QEMU's embedded Meson distribution." ;; 1967 esac 1968 fi 1969fi 1970 1971if test "$meson" = git; then 1972 git_submodules="${git_submodules} meson" 1973fi 1974 1975case "$meson" in 1976 git | internal) 1977 meson="$python ${source_path}/meson/meson.py" 1978 ;; 1979 *) meson=$(command -v "$meson") ;; 1980esac 1981 1982# Probe for ninja 1983 1984if test -z "$ninja"; then 1985 for c in ninja ninja-build samu; do 1986 if has $c; then 1987 ninja=$(command -v "$c") 1988 break 1989 fi 1990 done 1991 if test -z "$ninja"; then 1992 error_exit "Cannot find Ninja" 1993 fi 1994fi 1995 1996# Check that the C compiler works. Doing this here before testing 1997# the host CPU ensures that we had a valid CC to autodetect the 1998# $cpu var (and we should bail right here if that's not the case). 1999# It also allows the help message to be printed without a CC. 2000write_c_skeleton; 2001if compile_object ; then 2002 : C compiler works ok 2003else 2004 error_exit "\"$cc\" either does not exist or does not work" 2005fi 2006if ! compile_prog ; then 2007 error_exit "\"$cc\" cannot build an executable (is your linker broken?)" 2008fi 2009 2010# Consult white-list to determine whether to enable werror 2011# by default. Only enable by default for git builds 2012if test -z "$werror" ; then 2013 if test "$git_submodules_action" != "ignore" && \ 2014 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then 2015 werror="yes" 2016 else 2017 werror="no" 2018 fi 2019fi 2020 2021if test "$targetos" = "bogus"; then 2022 # Now that we know that we're not printing the help and that 2023 # the compiler works (so the results of the check_defines we used 2024 # to identify the OS are reliable), if we didn't recognize the 2025 # host OS we should stop now. 2026 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 2027fi 2028 2029# Check whether the compiler matches our minimum requirements: 2030cat > $TMPC << EOF 2031#if defined(__clang_major__) && defined(__clang_minor__) 2032# ifdef __apple_build_version__ 2033# if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1) 2034# error You need at least XCode Clang v5.1 to compile QEMU 2035# endif 2036# else 2037# if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4) 2038# error You need at least Clang v3.4 to compile QEMU 2039# endif 2040# endif 2041#elif defined(__GNUC__) && defined(__GNUC_MINOR__) 2042# if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8) 2043# error You need at least GCC v4.8 to compile QEMU 2044# endif 2045#else 2046# error You either need GCC or Clang to compiler QEMU 2047#endif 2048int main (void) { return 0; } 2049EOF 2050if ! compile_prog "" "" ; then 2051 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)" 2052fi 2053 2054# Accumulate -Wfoo and -Wno-bar separately. 2055# We will list all of the enable flags first, and the disable flags second. 2056# Note that we do not add -Werror, because that would enable it for all 2057# configure tests. If a configure test failed due to -Werror this would 2058# just silently disable some features, so it's too error prone. 2059 2060warn_flags= 2061add_to warn_flags -Wold-style-declaration 2062add_to warn_flags -Wold-style-definition 2063add_to warn_flags -Wtype-limits 2064add_to warn_flags -Wformat-security 2065add_to warn_flags -Wformat-y2k 2066add_to warn_flags -Winit-self 2067add_to warn_flags -Wignored-qualifiers 2068add_to warn_flags -Wempty-body 2069add_to warn_flags -Wnested-externs 2070add_to warn_flags -Wendif-labels 2071add_to warn_flags -Wexpansion-to-defined 2072add_to warn_flags -Wimplicit-fallthrough=2 2073 2074nowarn_flags= 2075add_to nowarn_flags -Wno-initializer-overrides 2076add_to nowarn_flags -Wno-missing-include-dirs 2077add_to nowarn_flags -Wno-shift-negative-value 2078add_to nowarn_flags -Wno-string-plus-int 2079add_to nowarn_flags -Wno-typedef-redefinition 2080add_to nowarn_flags -Wno-tautological-type-limit-compare 2081add_to nowarn_flags -Wno-psabi 2082 2083gcc_flags="$warn_flags $nowarn_flags" 2084 2085cc_has_warning_flag() { 2086 write_c_skeleton; 2087 2088 # Use the positive sense of the flag when testing for -Wno-wombat 2089 # support (gcc will happily accept the -Wno- form of unknown 2090 # warning options). 2091 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')" 2092 compile_prog "-Werror $optflag" "" 2093} 2094 2095for flag in $gcc_flags; do 2096 if cc_has_warning_flag $flag ; then 2097 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 2098 fi 2099done 2100 2101if test "$stack_protector" != "no"; then 2102 cat > $TMPC << EOF 2103int main(int argc, char *argv[]) 2104{ 2105 char arr[64], *p = arr, *c = argv[0]; 2106 while (*c) { 2107 *p++ = *c++; 2108 } 2109 return 0; 2110} 2111EOF 2112 gcc_flags="-fstack-protector-strong -fstack-protector-all" 2113 sp_on=0 2114 for flag in $gcc_flags; do 2115 # We need to check both a compile and a link, since some compiler 2116 # setups fail only on a .c->.o compile and some only at link time 2117 if compile_object "-Werror $flag" && 2118 compile_prog "-Werror $flag" ""; then 2119 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 2120 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 2121 sp_on=1 2122 break 2123 fi 2124 done 2125 if test "$stack_protector" = yes; then 2126 if test $sp_on = 0; then 2127 error_exit "Stack protector not supported" 2128 fi 2129 fi 2130fi 2131 2132# Disable -Wmissing-braces on older compilers that warn even for 2133# the "universal" C zero initializer {0}. 2134cat > $TMPC << EOF 2135struct { 2136 int a[2]; 2137} x = {0}; 2138EOF 2139if compile_object "-Werror" "" ; then 2140 : 2141else 2142 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces" 2143fi 2144 2145# Our module code doesn't support Windows 2146if test "$modules" = "yes" && test "$mingw32" = "yes" ; then 2147 error_exit "Modules are not available for Windows" 2148fi 2149 2150# module_upgrades is only reasonable if modules are enabled 2151if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then 2152 error_exit "Can't enable module-upgrades as Modules are not enabled" 2153fi 2154 2155# Static linking is not possible with modules or PIE 2156if test "$static" = "yes" ; then 2157 if test "$modules" = "yes" ; then 2158 error_exit "static and modules are mutually incompatible" 2159 fi 2160fi 2161 2162# Unconditional check for compiler __thread support 2163 cat > $TMPC << EOF 2164static __thread int tls_var; 2165int main(void) { return tls_var; } 2166EOF 2167 2168if ! compile_prog "-Werror" "" ; then 2169 error_exit "Your compiler does not support the __thread specifier for " \ 2170 "Thread-Local Storage (TLS). Please upgrade to a version that does." 2171fi 2172 2173cat > $TMPC << EOF 2174 2175#ifdef __linux__ 2176# define THREAD __thread 2177#else 2178# define THREAD 2179#endif 2180static THREAD int tls_var; 2181int main(void) { return tls_var; } 2182EOF 2183 2184# Check we support --no-pie first; we will need this for building ROMs. 2185if compile_prog "-Werror -fno-pie" "-no-pie"; then 2186 CFLAGS_NOPIE="-fno-pie" 2187fi 2188 2189if test "$static" = "yes"; then 2190 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then 2191 CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS" 2192 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS" 2193 pie="yes" 2194 elif test "$pie" = "yes"; then 2195 error_exit "-static-pie not available due to missing toolchain support" 2196 else 2197 QEMU_LDFLAGS="-static $QEMU_LDFLAGS" 2198 pie="no" 2199 fi 2200elif test "$pie" = "no"; then 2201 CONFIGURE_CFLAGS="$CFLAGS_NOPIE $CONFIGURE_CFLAGS" 2202elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then 2203 CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS" 2204 CONFIGURE_LDFLAGS="-pie $CONFIGURE_LDFLAGS" 2205 pie="yes" 2206elif test "$pie" = "yes"; then 2207 error_exit "PIE not available due to missing toolchain support" 2208else 2209 echo "Disabling PIE due to missing toolchain support" 2210 pie="no" 2211fi 2212 2213# Detect support for PT_GNU_RELRO + DT_BIND_NOW. 2214# The combination is known as "full relro", because .got.plt is read-only too. 2215if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then 2216 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS" 2217fi 2218 2219########################################## 2220# __sync_fetch_and_and requires at least -march=i486. Many toolchains 2221# use i686 as default anyway, but for those that don't, an explicit 2222# specification is necessary 2223 2224if test "$cpu" = "i386"; then 2225 cat > $TMPC << EOF 2226static int sfaa(int *ptr) 2227{ 2228 return __sync_fetch_and_and(ptr, 0); 2229} 2230 2231int main(void) 2232{ 2233 int val = 42; 2234 val = __sync_val_compare_and_swap(&val, 0, 1); 2235 sfaa(&val); 2236 return val; 2237} 2238EOF 2239 if ! compile_prog "" "" ; then 2240 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS" 2241 fi 2242fi 2243 2244######################################### 2245# Solaris specific configure tool chain decisions 2246 2247if test "$solaris" = "yes" ; then 2248 if has ar; then 2249 : 2250 else 2251 if test -f /usr/ccs/bin/ar ; then 2252 error_exit "No path includes ar" \ 2253 "Add /usr/ccs/bin to your path and rerun configure" 2254 fi 2255 error_exit "No path includes ar" 2256 fi 2257fi 2258 2259if test -z "${target_list+xxx}" ; then 2260 default_targets=yes 2261 for target in $default_target_list; do 2262 target_list="$target_list $target" 2263 done 2264 target_list="${target_list# }" 2265else 2266 default_targets=no 2267 target_list=$(echo "$target_list" | sed -e 's/,/ /g') 2268 for target in $target_list; do 2269 # Check that we recognised the target name; this allows a more 2270 # friendly error message than if we let it fall through. 2271 case " $default_target_list " in 2272 *" $target "*) 2273 ;; 2274 *) 2275 error_exit "Unknown target name '$target'" 2276 ;; 2277 esac 2278 done 2279fi 2280 2281for target in $target_list; do 2282 # if a deprecated target is enabled we note it here 2283 if echo "$deprecated_targets_list" | grep -q "$target"; then 2284 add_to deprecated_features $target 2285 fi 2286done 2287 2288# see if system emulation was really requested 2289case " $target_list " in 2290 *"-softmmu "*) softmmu=yes 2291 ;; 2292 *) softmmu=no 2293 ;; 2294esac 2295 2296feature_not_found() { 2297 feature=$1 2298 remedy=$2 2299 2300 error_exit "User requested feature $feature" \ 2301 "configure was not able to find it." \ 2302 "$remedy" 2303} 2304 2305# --- 2306# big/little endian test 2307cat > $TMPC << EOF 2308short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, }; 2309short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, }; 2310extern int foo(short *, short *); 2311int main(int argc, char *argv[]) { 2312 return foo(big_endian, little_endian); 2313} 2314EOF 2315 2316if compile_object ; then 2317 if strings -a $TMPO | grep -q BiGeNdIaN ; then 2318 bigendian="yes" 2319 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then 2320 bigendian="no" 2321 else 2322 echo big/little test failed 2323 fi 2324else 2325 echo big/little test failed 2326fi 2327 2328########################################## 2329# system tools 2330if test -z "$want_tools"; then 2331 if test "$softmmu" = "no"; then 2332 want_tools=no 2333 else 2334 want_tools=yes 2335 fi 2336fi 2337 2338########################################## 2339# Disable features only meaningful for system-mode emulation 2340if test "$softmmu" = "no"; then 2341 audio_drv_list="" 2342fi 2343 2344########################################## 2345# Some versions of Mac OS X incorrectly define SIZE_MAX 2346cat > $TMPC << EOF 2347#include <stdint.h> 2348#include <stdio.h> 2349int main(int argc, char *argv[]) { 2350 return printf("%zu", SIZE_MAX); 2351} 2352EOF 2353have_broken_size_max=no 2354if ! compile_object -Werror ; then 2355 have_broken_size_max=yes 2356fi 2357 2358########################################## 2359# L2TPV3 probe 2360 2361cat > $TMPC <<EOF 2362#include <sys/socket.h> 2363#include <linux/ip.h> 2364int main(void) { return sizeof(struct mmsghdr); } 2365EOF 2366if compile_prog "" "" ; then 2367 l2tpv3=yes 2368else 2369 l2tpv3=no 2370fi 2371 2372cat > $TMPC <<EOF 2373#include <sys/mman.h> 2374int main(int argc, char *argv[]) { 2375 return mlockall(MCL_FUTURE); 2376} 2377EOF 2378if compile_prog "" "" ; then 2379 have_mlockall=yes 2380else 2381 have_mlockall=no 2382fi 2383 2384######################################### 2385# vhost interdependencies and host support 2386 2387# vhost backends 2388if test "$vhost_user" = "yes" && test "$linux" != "yes"; then 2389 error_exit "vhost-user is only available on Linux" 2390fi 2391test "$vhost_vdpa" = "" && vhost_vdpa=$linux 2392if test "$vhost_vdpa" = "yes" && test "$linux" != "yes"; then 2393 error_exit "vhost-vdpa is only available on Linux" 2394fi 2395test "$vhost_kernel" = "" && vhost_kernel=$linux 2396if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then 2397 error_exit "vhost-kernel is only available on Linux" 2398fi 2399 2400# vhost-kernel devices 2401test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel 2402if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then 2403 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel" 2404fi 2405test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel 2406if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then 2407 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel" 2408fi 2409 2410# vhost-user backends 2411test "$vhost_net_user" = "" && vhost_net_user=$vhost_user 2412if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then 2413 error_exit "--enable-vhost-net-user requires --enable-vhost-user" 2414fi 2415test "$vhost_crypto" = "" && vhost_crypto=$vhost_user 2416if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then 2417 error_exit "--enable-vhost-crypto requires --enable-vhost-user" 2418fi 2419test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user 2420if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then 2421 error_exit "--enable-vhost-user-fs requires --enable-vhost-user" 2422fi 2423#vhost-vdpa backends 2424test "$vhost_net_vdpa" = "" && vhost_net_vdpa=$vhost_vdpa 2425if test "$vhost_net_vdpa" = "yes" && test "$vhost_vdpa" = "no"; then 2426 error_exit "--enable-vhost-net-vdpa requires --enable-vhost-vdpa" 2427fi 2428 2429# OR the vhost-kernel, vhost-vdpa and vhost-user values for simplicity 2430if test "$vhost_net" = ""; then 2431 test "$vhost_net_user" = "yes" && vhost_net=yes 2432 test "$vhost_net_vdpa" = "yes" && vhost_net=yes 2433 test "$vhost_kernel" = "yes" && vhost_net=yes 2434fi 2435 2436########################################## 2437# pkg-config probe 2438 2439if ! has "$pkg_config_exe"; then 2440 error_exit "pkg-config binary '$pkg_config_exe' not found" 2441fi 2442 2443########################################## 2444# NPTL probe 2445 2446if test "$linux_user" = "yes"; then 2447 cat > $TMPC <<EOF 2448#include <sched.h> 2449#include <linux/futex.h> 2450int main(void) { 2451#if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT) 2452#error bork 2453#endif 2454 return 0; 2455} 2456EOF 2457 if ! compile_object ; then 2458 feature_not_found "nptl" "Install glibc and linux kernel headers." 2459 fi 2460fi 2461 2462########################################## 2463# xen probe 2464 2465if test "$xen" != "disabled" ; then 2466 # Check whether Xen library path is specified via --extra-ldflags to avoid 2467 # overriding this setting with pkg-config output. If not, try pkg-config 2468 # to obtain all needed flags. 2469 2470 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \ 2471 $pkg_config --exists xencontrol ; then 2472 xen_ctrl_version="$(printf '%d%02d%02d' \ 2473 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )" 2474 xen=enabled 2475 xen_pc="xencontrol xenstore xenforeignmemory xengnttab" 2476 xen_pc="$xen_pc xenevtchn xendevicemodel" 2477 if $pkg_config --exists xentoolcore; then 2478 xen_pc="$xen_pc xentoolcore" 2479 fi 2480 xen_cflags="$($pkg_config --cflags $xen_pc)" 2481 xen_libs="$($pkg_config --libs $xen_pc)" 2482 else 2483 2484 xen_libs="-lxenstore -lxenctrl" 2485 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn" 2486 2487 # First we test whether Xen headers and libraries are available. 2488 # If no, we are done and there is no Xen support. 2489 # If yes, more tests are run to detect the Xen version. 2490 2491 # Xen (any) 2492 cat > $TMPC <<EOF 2493#include <xenctrl.h> 2494int main(void) { 2495 return 0; 2496} 2497EOF 2498 if ! compile_prog "" "$xen_libs" ; then 2499 # Xen not found 2500 if test "$xen" = "enabled" ; then 2501 feature_not_found "xen" "Install xen devel" 2502 fi 2503 xen=disabled 2504 2505 # Xen unstable 2506 elif 2507 cat > $TMPC <<EOF && 2508#undef XC_WANT_COMPAT_DEVICEMODEL_API 2509#define __XEN_TOOLS__ 2510#include <xendevicemodel.h> 2511#include <xenforeignmemory.h> 2512int main(void) { 2513 xendevicemodel_handle *xd; 2514 xenforeignmemory_handle *xfmem; 2515 2516 xd = xendevicemodel_open(0, 0); 2517 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0); 2518 2519 xfmem = xenforeignmemory_open(0, 0); 2520 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0); 2521 2522 return 0; 2523} 2524EOF 2525 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore" 2526 then 2527 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore" 2528 xen_ctrl_version=41100 2529 xen=enabled 2530 elif 2531 cat > $TMPC <<EOF && 2532#undef XC_WANT_COMPAT_MAP_FOREIGN_API 2533#include <xenforeignmemory.h> 2534#include <xentoolcore.h> 2535int main(void) { 2536 xenforeignmemory_handle *xfmem; 2537 2538 xfmem = xenforeignmemory_open(0, 0); 2539 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0); 2540 xentoolcore_restrict_all(0); 2541 2542 return 0; 2543} 2544EOF 2545 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore" 2546 then 2547 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore" 2548 xen_ctrl_version=41000 2549 xen=enabled 2550 elif 2551 cat > $TMPC <<EOF && 2552#undef XC_WANT_COMPAT_DEVICEMODEL_API 2553#define __XEN_TOOLS__ 2554#include <xendevicemodel.h> 2555int main(void) { 2556 xendevicemodel_handle *xd; 2557 2558 xd = xendevicemodel_open(0, 0); 2559 xendevicemodel_close(xd); 2560 2561 return 0; 2562} 2563EOF 2564 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs" 2565 then 2566 xen_stable_libs="-lxendevicemodel $xen_stable_libs" 2567 xen_ctrl_version=40900 2568 xen=enabled 2569 elif 2570 cat > $TMPC <<EOF && 2571/* 2572 * If we have stable libs the we don't want the libxc compat 2573 * layers, regardless of what CFLAGS we may have been given. 2574 * 2575 * Also, check if xengnttab_grant_copy_segment_t is defined and 2576 * grant copy operation is implemented. 2577 */ 2578#undef XC_WANT_COMPAT_EVTCHN_API 2579#undef XC_WANT_COMPAT_GNTTAB_API 2580#undef XC_WANT_COMPAT_MAP_FOREIGN_API 2581#include <xenctrl.h> 2582#include <xenstore.h> 2583#include <xenevtchn.h> 2584#include <xengnttab.h> 2585#include <xenforeignmemory.h> 2586#include <stdint.h> 2587#include <xen/hvm/hvm_info_table.h> 2588#if !defined(HVM_MAX_VCPUS) 2589# error HVM_MAX_VCPUS not defined 2590#endif 2591int main(void) { 2592 xc_interface *xc = NULL; 2593 xenforeignmemory_handle *xfmem; 2594 xenevtchn_handle *xe; 2595 xengnttab_handle *xg; 2596 xengnttab_grant_copy_segment_t* seg = NULL; 2597 2598 xs_daemon_open(); 2599 2600 xc = xc_interface_open(0, 0, 0); 2601 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2602 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2603 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2604 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL); 2605 2606 xfmem = xenforeignmemory_open(0, 0); 2607 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0); 2608 2609 xe = xenevtchn_open(0, 0); 2610 xenevtchn_fd(xe); 2611 2612 xg = xengnttab_open(0, 0); 2613 xengnttab_grant_copy(xg, 0, seg); 2614 2615 return 0; 2616} 2617EOF 2618 compile_prog "" "$xen_libs $xen_stable_libs" 2619 then 2620 xen_ctrl_version=40800 2621 xen=enabled 2622 elif 2623 cat > $TMPC <<EOF && 2624/* 2625 * If we have stable libs the we don't want the libxc compat 2626 * layers, regardless of what CFLAGS we may have been given. 2627 */ 2628#undef XC_WANT_COMPAT_EVTCHN_API 2629#undef XC_WANT_COMPAT_GNTTAB_API 2630#undef XC_WANT_COMPAT_MAP_FOREIGN_API 2631#include <xenctrl.h> 2632#include <xenstore.h> 2633#include <xenevtchn.h> 2634#include <xengnttab.h> 2635#include <xenforeignmemory.h> 2636#include <stdint.h> 2637#include <xen/hvm/hvm_info_table.h> 2638#if !defined(HVM_MAX_VCPUS) 2639# error HVM_MAX_VCPUS not defined 2640#endif 2641int main(void) { 2642 xc_interface *xc = NULL; 2643 xenforeignmemory_handle *xfmem; 2644 xenevtchn_handle *xe; 2645 xengnttab_handle *xg; 2646 2647 xs_daemon_open(); 2648 2649 xc = xc_interface_open(0, 0, 0); 2650 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2651 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2652 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2653 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL); 2654 2655 xfmem = xenforeignmemory_open(0, 0); 2656 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0); 2657 2658 xe = xenevtchn_open(0, 0); 2659 xenevtchn_fd(xe); 2660 2661 xg = xengnttab_open(0, 0); 2662 xengnttab_map_grant_ref(xg, 0, 0, 0); 2663 2664 return 0; 2665} 2666EOF 2667 compile_prog "" "$xen_libs $xen_stable_libs" 2668 then 2669 xen_ctrl_version=40701 2670 xen=enabled 2671 2672 # Xen 4.6 2673 elif 2674 cat > $TMPC <<EOF && 2675#include <xenctrl.h> 2676#include <xenstore.h> 2677#include <stdint.h> 2678#include <xen/hvm/hvm_info_table.h> 2679#if !defined(HVM_MAX_VCPUS) 2680# error HVM_MAX_VCPUS not defined 2681#endif 2682int main(void) { 2683 xc_interface *xc; 2684 xs_daemon_open(); 2685 xc = xc_interface_open(0, 0, 0); 2686 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2687 xc_gnttab_open(NULL, 0); 2688 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2689 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2690 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL); 2691 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0); 2692 return 0; 2693} 2694EOF 2695 compile_prog "" "$xen_libs" 2696 then 2697 xen_ctrl_version=40600 2698 xen=enabled 2699 2700 # Xen 4.5 2701 elif 2702 cat > $TMPC <<EOF && 2703#include <xenctrl.h> 2704#include <xenstore.h> 2705#include <stdint.h> 2706#include <xen/hvm/hvm_info_table.h> 2707#if !defined(HVM_MAX_VCPUS) 2708# error HVM_MAX_VCPUS not defined 2709#endif 2710int main(void) { 2711 xc_interface *xc; 2712 xs_daemon_open(); 2713 xc = xc_interface_open(0, 0, 0); 2714 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2715 xc_gnttab_open(NULL, 0); 2716 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2717 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2718 xc_hvm_create_ioreq_server(xc, 0, 0, NULL); 2719 return 0; 2720} 2721EOF 2722 compile_prog "" "$xen_libs" 2723 then 2724 xen_ctrl_version=40500 2725 xen=enabled 2726 2727 elif 2728 cat > $TMPC <<EOF && 2729#include <xenctrl.h> 2730#include <xenstore.h> 2731#include <stdint.h> 2732#include <xen/hvm/hvm_info_table.h> 2733#if !defined(HVM_MAX_VCPUS) 2734# error HVM_MAX_VCPUS not defined 2735#endif 2736int main(void) { 2737 xc_interface *xc; 2738 xs_daemon_open(); 2739 xc = xc_interface_open(0, 0, 0); 2740 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2741 xc_gnttab_open(NULL, 0); 2742 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2743 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2744 return 0; 2745} 2746EOF 2747 compile_prog "" "$xen_libs" 2748 then 2749 xen_ctrl_version=40200 2750 xen=enabled 2751 2752 else 2753 if test "$xen" = "enabled" ; then 2754 feature_not_found "xen (unsupported version)" \ 2755 "Install a supported xen (xen 4.2 or newer)" 2756 fi 2757 xen=disabled 2758 fi 2759 2760 if test "$xen" = enabled; then 2761 if test $xen_ctrl_version -ge 40701 ; then 2762 xen_libs="$xen_libs $xen_stable_libs " 2763 fi 2764 fi 2765 fi 2766fi 2767 2768########################################## 2769# GNUTLS probe 2770 2771if test "$gnutls" != "no"; then 2772 pass="no" 2773 if $pkg_config --exists "gnutls >= 3.1.18"; then 2774 gnutls_cflags=$($pkg_config --cflags gnutls) 2775 gnutls_libs=$($pkg_config --libs gnutls) 2776 # Packaging for the static libraries is not always correct. 2777 # At least ubuntu 18.04 ships only shared libraries. 2778 write_c_skeleton 2779 if compile_prog "" "$gnutls_libs" ; then 2780 pass="yes" 2781 fi 2782 fi 2783 if test "$pass" = "no" && test "$gnutls" = "yes"; then 2784 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18" 2785 else 2786 gnutls="$pass" 2787 fi 2788fi 2789 2790 2791# If user didn't give a --disable/enable-gcrypt flag, 2792# then mark as disabled if user requested nettle 2793# explicitly 2794if test -z "$gcrypt" 2795then 2796 if test "$nettle" = "yes" 2797 then 2798 gcrypt="no" 2799 fi 2800fi 2801 2802# If user didn't give a --disable/enable-nettle flag, 2803# then mark as disabled if user requested gcrypt 2804# explicitly 2805if test -z "$nettle" 2806then 2807 if test "$gcrypt" = "yes" 2808 then 2809 nettle="no" 2810 fi 2811fi 2812 2813has_libgcrypt() { 2814 if ! has "libgcrypt-config" 2815 then 2816 return 1 2817 fi 2818 2819 if test -n "$cross_prefix" 2820 then 2821 host=$(libgcrypt-config --host) 2822 if test "$host-" != $cross_prefix 2823 then 2824 return 1 2825 fi 2826 fi 2827 2828 maj=`libgcrypt-config --version | awk -F . '{print $1}'` 2829 min=`libgcrypt-config --version | awk -F . '{print $2}'` 2830 2831 if test $maj != 1 || test $min -lt 5 2832 then 2833 return 1 2834 fi 2835 2836 return 0 2837} 2838 2839 2840if test "$nettle" != "no"; then 2841 pass="no" 2842 if $pkg_config --exists "nettle >= 2.7.1"; then 2843 nettle_cflags=$($pkg_config --cflags nettle) 2844 nettle_libs=$($pkg_config --libs nettle) 2845 nettle_version=$($pkg_config --modversion nettle) 2846 # Link test to make sure the given libraries work (e.g for static). 2847 write_c_skeleton 2848 if compile_prog "" "$nettle_libs" ; then 2849 if test -z "$gcrypt"; then 2850 gcrypt="no" 2851 fi 2852 pass="yes" 2853 fi 2854 fi 2855 if test "$pass" = "yes" 2856 then 2857 cat > $TMPC << EOF 2858#include <nettle/xts.h> 2859int main(void) { 2860 return 0; 2861} 2862EOF 2863 if compile_prog "$nettle_cflags" "$nettle_libs" ; then 2864 nettle_xts=yes 2865 qemu_private_xts=no 2866 fi 2867 fi 2868 if test "$pass" = "no" && test "$nettle" = "yes"; then 2869 feature_not_found "nettle" "Install nettle devel >= 2.7.1" 2870 else 2871 nettle="$pass" 2872 fi 2873fi 2874 2875if test "$gcrypt" != "no"; then 2876 pass="no" 2877 if has_libgcrypt; then 2878 gcrypt_cflags=$(libgcrypt-config --cflags) 2879 gcrypt_libs=$(libgcrypt-config --libs) 2880 # Debian has removed -lgpg-error from libgcrypt-config 2881 # as it "spreads unnecessary dependencies" which in 2882 # turn breaks static builds... 2883 if test "$static" = "yes" 2884 then 2885 gcrypt_libs="$gcrypt_libs -lgpg-error" 2886 fi 2887 2888 # Link test to make sure the given libraries work (e.g for static). 2889 write_c_skeleton 2890 if compile_prog "" "$gcrypt_libs" ; then 2891 pass="yes" 2892 fi 2893 fi 2894 if test "$pass" = "yes"; then 2895 gcrypt="yes" 2896 cat > $TMPC << EOF 2897#include <gcrypt.h> 2898int main(void) { 2899 gcry_mac_hd_t handle; 2900 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5, 2901 GCRY_MAC_FLAG_SECURE, NULL); 2902 return 0; 2903} 2904EOF 2905 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then 2906 gcrypt_hmac=yes 2907 fi 2908 cat > $TMPC << EOF 2909#include <gcrypt.h> 2910int main(void) { 2911 gcry_cipher_hd_t handle; 2912 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0); 2913 return 0; 2914} 2915EOF 2916 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then 2917 gcrypt_xts=yes 2918 qemu_private_xts=no 2919 fi 2920 elif test "$gcrypt" = "yes"; then 2921 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0" 2922 else 2923 gcrypt="no" 2924 fi 2925fi 2926 2927 2928if test "$gcrypt" = "yes" && test "$nettle" = "yes" 2929then 2930 error_exit "Only one of gcrypt & nettle can be enabled" 2931fi 2932 2933########################################## 2934# libtasn1 - only for the TLS creds/session test suite 2935 2936tasn1=yes 2937tasn1_cflags="" 2938tasn1_libs="" 2939if $pkg_config --exists "libtasn1"; then 2940 tasn1_cflags=$($pkg_config --cflags libtasn1) 2941 tasn1_libs=$($pkg_config --libs libtasn1) 2942else 2943 tasn1=no 2944fi 2945 2946 2947########################################## 2948# PAM probe 2949 2950if test "$auth_pam" != "no"; then 2951 cat > $TMPC <<EOF 2952#include <security/pam_appl.h> 2953#include <stdio.h> 2954int main(void) { 2955 const char *service_name = "qemu"; 2956 const char *user = "frank"; 2957 const struct pam_conv pam_conv = { 0 }; 2958 pam_handle_t *pamh = NULL; 2959 pam_start(service_name, user, &pam_conv, &pamh); 2960 return 0; 2961} 2962EOF 2963 if compile_prog "" "-lpam" ; then 2964 auth_pam=yes 2965 else 2966 if test "$auth_pam" = "yes"; then 2967 feature_not_found "PAM" "Install PAM development package" 2968 else 2969 auth_pam=no 2970 fi 2971 fi 2972fi 2973 2974########################################## 2975# VTE probe 2976 2977if test "$vte" != "no"; then 2978 vteminversion="0.32.0" 2979 if $pkg_config --exists "vte-2.91"; then 2980 vtepackage="vte-2.91" 2981 else 2982 vtepackage="vte-2.90" 2983 fi 2984 if $pkg_config --exists "$vtepackage >= $vteminversion"; then 2985 vte_cflags=$($pkg_config --cflags $vtepackage) 2986 vte_libs=$($pkg_config --libs $vtepackage) 2987 vteversion=$($pkg_config --modversion $vtepackage) 2988 vte="yes" 2989 elif test "$vte" = "yes"; then 2990 feature_not_found "vte" "Install libvte-2.90/2.91 devel" 2991 else 2992 vte="no" 2993 fi 2994fi 2995 2996########################################## 2997# RDMA needs OpenFabrics libraries 2998if test "$rdma" != "no" ; then 2999 cat > $TMPC <<EOF 3000#include <rdma/rdma_cma.h> 3001int main(void) { return 0; } 3002EOF 3003 rdma_libs="-lrdmacm -libverbs -libumad" 3004 if compile_prog "" "$rdma_libs" ; then 3005 rdma="yes" 3006 else 3007 if test "$rdma" = "yes" ; then 3008 error_exit \ 3009 " OpenFabrics librdmacm/libibverbs/libibumad not present." \ 3010 " Your options:" \ 3011 " (1) Fast: Install infiniband packages (devel) from your distro." \ 3012 " (2) Cleanest: Install libraries from www.openfabrics.org" \ 3013 " (3) Also: Install softiwarp if you don't have RDMA hardware" 3014 fi 3015 rdma="no" 3016 fi 3017fi 3018 3019########################################## 3020# PVRDMA detection 3021 3022cat > $TMPC <<EOF && 3023#include <sys/mman.h> 3024 3025int 3026main(void) 3027{ 3028 char buf = 0; 3029 void *addr = &buf; 3030 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED); 3031 3032 return 0; 3033} 3034EOF 3035 3036if test "$rdma" = "yes" ; then 3037 case "$pvrdma" in 3038 "") 3039 if compile_prog "" ""; then 3040 pvrdma="yes" 3041 else 3042 pvrdma="no" 3043 fi 3044 ;; 3045 "yes") 3046 if ! compile_prog "" ""; then 3047 error_exit "PVRDMA is not supported since mremap is not implemented" 3048 fi 3049 pvrdma="yes" 3050 ;; 3051 "no") 3052 pvrdma="no" 3053 ;; 3054 esac 3055else 3056 if test "$pvrdma" = "yes" ; then 3057 error_exit "PVRDMA requires rdma suppport" 3058 fi 3059 pvrdma="no" 3060fi 3061 3062# Let's see if enhanced reg_mr is supported 3063if test "$pvrdma" = "yes" ; then 3064 3065cat > $TMPC <<EOF && 3066#include <infiniband/verbs.h> 3067 3068int 3069main(void) 3070{ 3071 struct ibv_mr *mr; 3072 struct ibv_pd *pd = NULL; 3073 size_t length = 10; 3074 uint64_t iova = 0; 3075 int access = 0; 3076 void *addr = NULL; 3077 3078 mr = ibv_reg_mr_iova(pd, addr, length, iova, access); 3079 3080 ibv_dereg_mr(mr); 3081 3082 return 0; 3083} 3084EOF 3085 if ! compile_prog "" "-libverbs"; then 3086 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR" 3087 fi 3088fi 3089 3090########################################## 3091# xfsctl() probe, used for file-posix.c 3092if test "$xfs" != "no" ; then 3093 cat > $TMPC << EOF 3094#include <stddef.h> /* NULL */ 3095#include <xfs/xfs.h> 3096int main(void) 3097{ 3098 xfsctl(NULL, 0, 0, NULL); 3099 return 0; 3100} 3101EOF 3102 if compile_prog "" "" ; then 3103 xfs="yes" 3104 else 3105 if test "$xfs" = "yes" ; then 3106 feature_not_found "xfs" "Install xfsprogs/xfslibs devel" 3107 fi 3108 xfs=no 3109 fi 3110fi 3111 3112########################################## 3113# vde libraries probe 3114if test "$vde" != "no" ; then 3115 vde_libs="-lvdeplug" 3116 cat > $TMPC << EOF 3117#include <libvdeplug.h> 3118int main(void) 3119{ 3120 struct vde_open_args a = {0, 0, 0}; 3121 char s[] = ""; 3122 vde_open(s, s, &a); 3123 return 0; 3124} 3125EOF 3126 if compile_prog "" "$vde_libs" ; then 3127 vde=yes 3128 else 3129 if test "$vde" = "yes" ; then 3130 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel" 3131 fi 3132 vde=no 3133 fi 3134fi 3135 3136########################################## 3137# netmap support probe 3138# Apart from looking for netmap headers, we make sure that the host API version 3139# supports the netmap backend (>=11). The upper bound (15) is meant to simulate 3140# a minor/major version number. Minor new features will be marked with values up 3141# to 15, and if something happens that requires a change to the backend we will 3142# move above 15, submit the backend fixes and modify this two bounds. 3143if test "$netmap" != "no" ; then 3144 cat > $TMPC << EOF 3145#include <inttypes.h> 3146#include <net/if.h> 3147#include <net/netmap.h> 3148#include <net/netmap_user.h> 3149#if (NETMAP_API < 11) || (NETMAP_API > 15) 3150#error 3151#endif 3152int main(void) { return 0; } 3153EOF 3154 if compile_prog "" "" ; then 3155 netmap=yes 3156 else 3157 if test "$netmap" = "yes" ; then 3158 feature_not_found "netmap" 3159 fi 3160 netmap=no 3161 fi 3162fi 3163 3164########################################## 3165# detect CoreAudio 3166if test "$coreaudio" != "no" ; then 3167 coreaudio_libs="-framework CoreAudio" 3168 cat > $TMPC << EOF 3169#include <CoreAudio/CoreAudio.h> 3170int main(void) 3171{ 3172 return (int)AudioGetCurrentHostTime(); 3173} 3174EOF 3175 if compile_prog "" "$coreaudio_libs" ; then 3176 coreaudio=yes 3177 else 3178 coreaudio=no 3179 fi 3180fi 3181 3182########################################## 3183# Sound support libraries probe 3184 3185audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g') 3186for drv in $audio_drv_list; do 3187 case $drv in 3188 alsa | try-alsa) 3189 if $pkg_config alsa --exists; then 3190 alsa_libs=$($pkg_config alsa --libs) 3191 alsa_cflags=$($pkg_config alsa --cflags) 3192 alsa=yes 3193 if test "$drv" = "try-alsa"; then 3194 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/') 3195 fi 3196 else 3197 if test "$drv" = "try-alsa"; then 3198 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//') 3199 else 3200 error_exit "$drv check failed" \ 3201 "Make sure to have the $drv libs and headers installed." 3202 fi 3203 fi 3204 ;; 3205 3206 pa | try-pa) 3207 if $pkg_config libpulse --exists; then 3208 libpulse=yes 3209 pulse_libs=$($pkg_config libpulse --libs) 3210 pulse_cflags=$($pkg_config libpulse --cflags) 3211 if test "$drv" = "try-pa"; then 3212 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/') 3213 fi 3214 else 3215 if test "$drv" = "try-pa"; then 3216 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//') 3217 else 3218 error_exit "$drv check failed" \ 3219 "Make sure to have the $drv libs and headers installed." 3220 fi 3221 fi 3222 ;; 3223 3224 sdl) 3225 if test "$sdl" = "no"; then 3226 error_exit "sdl not found or disabled, can not use sdl audio driver" 3227 fi 3228 ;; 3229 3230 try-sdl) 3231 if test "$sdl" = "no"; then 3232 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//') 3233 else 3234 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/') 3235 fi 3236 ;; 3237 3238 coreaudio | try-coreaudio) 3239 if test "$coreaudio" = "no"; then 3240 if test "$drv" = "try-coreaudio"; then 3241 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-coreaudio//') 3242 else 3243 error_exit "$drv check failed" \ 3244 "Make sure to have the $drv is available." 3245 fi 3246 else 3247 coreaudio_libs="-framework CoreAudio" 3248 if test "$drv" = "try-coreaudio"; then 3249 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-coreaudio/coreaudio/') 3250 fi 3251 fi 3252 ;; 3253 3254 dsound) 3255 dsound_libs="-lole32 -ldxguid" 3256 audio_win_int="yes" 3257 ;; 3258 3259 oss) 3260 oss_libs="$oss_lib" 3261 ;; 3262 3263 jack | try-jack) 3264 if $pkg_config jack --exists; then 3265 libjack=yes 3266 jack_libs=$($pkg_config jack --libs) 3267 if test "$drv" = "try-jack"; then 3268 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack/jack/') 3269 fi 3270 else 3271 if test "$drv" = "try-jack"; then 3272 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack//') 3273 else 3274 error_exit "$drv check failed" \ 3275 "Make sure to have the $drv libs and headers installed." 3276 fi 3277 fi 3278 ;; 3279 3280 *) 3281 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || { 3282 error_exit "Unknown driver '$drv' selected" \ 3283 "Possible drivers are: $audio_possible_drivers" 3284 } 3285 ;; 3286 esac 3287done 3288 3289########################################## 3290# glib support probe 3291 3292glib_req_ver=2.48 3293glib_modules=gthread-2.0 3294if test "$modules" = yes; then 3295 glib_modules="$glib_modules gmodule-export-2.0" 3296fi 3297if test "$plugins" = yes; then 3298 glib_modules="$glib_modules gmodule-2.0" 3299fi 3300 3301for i in $glib_modules; do 3302 if $pkg_config --atleast-version=$glib_req_ver $i; then 3303 glib_cflags=$($pkg_config --cflags $i) 3304 glib_libs=$($pkg_config --libs $i) 3305 else 3306 error_exit "glib-$glib_req_ver $i is required to compile QEMU" 3307 fi 3308done 3309 3310# This workaround is required due to a bug in pkg-config file for glib as it 3311# doesn't define GLIB_STATIC_COMPILATION for pkg-config --static 3312 3313if test "$static" = yes && test "$mingw32" = yes; then 3314 glib_cflags="-DGLIB_STATIC_COMPILATION $glib_cflags" 3315fi 3316 3317if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then 3318 gio_cflags=$($pkg_config --cflags gio-2.0) 3319 gio_libs=$($pkg_config --libs gio-2.0) 3320 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0) 3321 if [ ! -x "$gdbus_codegen" ]; then 3322 gdbus_codegen= 3323 fi 3324 # Check that the libraries actually work -- Ubuntu 18.04 ships 3325 # with pkg-config --static --libs data for gio-2.0 that is missing 3326 # -lblkid and will give a link error. 3327 cat > $TMPC <<EOF 3328#include <gio/gio.h> 3329int main(void) 3330{ 3331 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0); 3332 return 0; 3333} 3334EOF 3335 if compile_prog "$gio_cflags" "$gio_libs" ; then 3336 gio=yes 3337 else 3338 gio=no 3339 fi 3340else 3341 gio=no 3342fi 3343 3344if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then 3345 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)" 3346 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)" 3347fi 3348 3349# Sanity check that the current size_t matches the 3350# size that glib thinks it should be. This catches 3351# problems on multi-arch where people try to build 3352# 32-bit QEMU while pointing at 64-bit glib headers 3353cat > $TMPC <<EOF 3354#include <glib.h> 3355#include <unistd.h> 3356 3357#define QEMU_BUILD_BUG_ON(x) \ 3358 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused)); 3359 3360int main(void) { 3361 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T); 3362 return 0; 3363} 3364EOF 3365 3366if ! compile_prog "$glib_cflags" "$glib_libs" ; then 3367 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\ 3368 "You probably need to set PKG_CONFIG_LIBDIR"\ 3369 "to point to the right pkg-config files for your"\ 3370 "build target" 3371fi 3372 3373# Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage 3374cat > $TMPC << EOF 3375#include <glib.h> 3376int main(void) { return 0; } 3377EOF 3378if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then 3379 if cc_has_warning_flag "-Wno-unknown-attributes"; then 3380 glib_cflags="-Wno-unknown-attributes $glib_cflags" 3381 CONFIGURE_CFLAGS="-Wno-unknown-attributes $CONFIGURE_CFLAGS" 3382 fi 3383fi 3384 3385# Silence clang warnings triggered by glib < 2.57.2 3386cat > $TMPC << EOF 3387#include <glib.h> 3388typedef struct Foo { 3389 int i; 3390} Foo; 3391static void foo_free(Foo *f) 3392{ 3393 g_free(f); 3394} 3395G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free); 3396int main(void) { return 0; } 3397EOF 3398if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then 3399 if cc_has_warning_flag "-Wno-unused-function"; then 3400 glib_cflags="$glib_cflags -Wno-unused-function" 3401 CONFIGURE_CFLAGS="$CONFIGURE_CFLAGS -Wno-unused-function" 3402 fi 3403fi 3404 3405########################################## 3406# SHA command probe for modules 3407if test "$modules" = yes; then 3408 shacmd_probe="sha1sum sha1 shasum" 3409 for c in $shacmd_probe; do 3410 if has $c; then 3411 shacmd="$c" 3412 break 3413 fi 3414 done 3415 if test "$shacmd" = ""; then 3416 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe" 3417 fi 3418fi 3419 3420########################################## 3421# pthread probe 3422PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2" 3423 3424pthread=no 3425cat > $TMPC << EOF 3426#include <pthread.h> 3427static void *f(void *p) { return NULL; } 3428int main(void) { 3429 pthread_t thread; 3430 pthread_create(&thread, 0, f, 0); 3431 return 0; 3432} 3433EOF 3434if compile_prog "" "" ; then 3435 pthread=yes 3436else 3437 for pthread_lib in $PTHREADLIBS_LIST; do 3438 if compile_prog "" "$pthread_lib" ; then 3439 pthread=yes 3440 break 3441 fi 3442 done 3443fi 3444 3445if test "$mingw32" != yes && test "$pthread" = no; then 3446 error_exit "pthread check failed" \ 3447 "Make sure to have the pthread libs and headers installed." 3448fi 3449 3450# check for pthread_setname_np with thread id 3451pthread_setname_np_w_tid=no 3452cat > $TMPC << EOF 3453#include <pthread.h> 3454 3455static void *f(void *p) { return NULL; } 3456int main(void) 3457{ 3458 pthread_t thread; 3459 pthread_create(&thread, 0, f, 0); 3460 pthread_setname_np(thread, "QEMU"); 3461 return 0; 3462} 3463EOF 3464if compile_prog "" "$pthread_lib" ; then 3465 pthread_setname_np_w_tid=yes 3466fi 3467 3468# check for pthread_setname_np without thread id 3469pthread_setname_np_wo_tid=no 3470cat > $TMPC << EOF 3471#include <pthread.h> 3472 3473static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 3474int main(void) 3475{ 3476 pthread_t thread; 3477 pthread_create(&thread, 0, f, 0); 3478 return 0; 3479} 3480EOF 3481if compile_prog "" "$pthread_lib" ; then 3482 pthread_setname_np_wo_tid=yes 3483fi 3484 3485########################################## 3486# libssh probe 3487if test "$libssh" != "no" ; then 3488 if $pkg_config --exists libssh; then 3489 libssh_cflags=$($pkg_config libssh --cflags) 3490 libssh_libs=$($pkg_config libssh --libs) 3491 libssh=yes 3492 else 3493 if test "$libssh" = "yes" ; then 3494 error_exit "libssh required for --enable-libssh" 3495 fi 3496 libssh=no 3497 fi 3498fi 3499 3500########################################## 3501# Check for libssh 0.8 3502# This is done like this instead of using the LIBSSH_VERSION_* and 3503# SSH_VERSION_* macros because some distributions in the past shipped 3504# snapshots of the future 0.8 from Git, and those snapshots did not 3505# have updated version numbers (still referring to 0.7.0). 3506 3507if test "$libssh" = "yes"; then 3508 cat > $TMPC <<EOF 3509#include <libssh/libssh.h> 3510int main(void) { return ssh_get_server_publickey(NULL, NULL); } 3511EOF 3512 if compile_prog "$libssh_cflags" "$libssh_libs"; then 3513 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags" 3514 fi 3515fi 3516 3517########################################## 3518# linux-aio probe 3519 3520if test "$linux_aio" != "no" ; then 3521 cat > $TMPC <<EOF 3522#include <libaio.h> 3523#include <sys/eventfd.h> 3524#include <stddef.h> 3525int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; } 3526EOF 3527 if compile_prog "" "-laio" ; then 3528 linux_aio=yes 3529 else 3530 if test "$linux_aio" = "yes" ; then 3531 feature_not_found "linux AIO" "Install libaio devel" 3532 fi 3533 linux_aio=no 3534 fi 3535fi 3536########################################## 3537# linux-io-uring probe 3538 3539if test "$linux_io_uring" != "no" ; then 3540 if $pkg_config liburing; then 3541 linux_io_uring_cflags=$($pkg_config --cflags liburing) 3542 linux_io_uring_libs=$($pkg_config --libs liburing) 3543 linux_io_uring=yes 3544 else 3545 if test "$linux_io_uring" = "yes" ; then 3546 feature_not_found "linux io_uring" "Install liburing devel" 3547 fi 3548 linux_io_uring=no 3549 fi 3550fi 3551 3552########################################## 3553# TPM emulation is only on POSIX 3554 3555if test "$tpm" = ""; then 3556 if test "$mingw32" = "yes"; then 3557 tpm=no 3558 else 3559 tpm=yes 3560 fi 3561elif test "$tpm" = "yes"; then 3562 if test "$mingw32" = "yes" ; then 3563 error_exit "TPM emulation only available on POSIX systems" 3564 fi 3565fi 3566 3567########################################## 3568# iovec probe 3569cat > $TMPC <<EOF 3570#include <sys/types.h> 3571#include <sys/uio.h> 3572#include <unistd.h> 3573int main(void) { return sizeof(struct iovec); } 3574EOF 3575iovec=no 3576if compile_prog "" "" ; then 3577 iovec=yes 3578fi 3579 3580########################################## 3581# fdt probe 3582 3583case "$fdt" in 3584 auto | enabled | internal) 3585 # Simpler to always update submodule, even if not needed. 3586 if test "$git_submodules_action" != "ignore"; then 3587 git_submodules="${git_submodules} dtc" 3588 fi 3589 ;; 3590esac 3591 3592########################################## 3593# opengl probe (for sdl2, gtk, milkymist-tmu2) 3594 3595gbm="no" 3596if $pkg_config gbm; then 3597 gbm_cflags="$($pkg_config --cflags gbm)" 3598 gbm_libs="$($pkg_config --libs gbm)" 3599 gbm="yes" 3600fi 3601 3602if test "$opengl" != "no" ; then 3603 opengl_pkgs="epoxy gbm" 3604 if $pkg_config $opengl_pkgs; then 3605 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)" 3606 opengl_libs="$($pkg_config --libs $opengl_pkgs)" 3607 opengl=yes 3608 else 3609 if test "$opengl" = "yes" ; then 3610 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs" 3611 fi 3612 opengl_cflags="" 3613 opengl_libs="" 3614 opengl=no 3615 fi 3616fi 3617 3618if test "$opengl" = "yes"; then 3619 cat > $TMPC << EOF 3620#include <epoxy/egl.h> 3621#ifndef EGL_MESA_image_dma_buf_export 3622# error mesa/epoxy lacks support for dmabufs (mesa 10.6+) 3623#endif 3624int main(void) { return 0; } 3625EOF 3626 if compile_prog "" "" ; then 3627 opengl_dmabuf=yes 3628 fi 3629fi 3630 3631########################################## 3632# libxml2 probe 3633if test "$libxml2" != "no" ; then 3634 if $pkg_config --exists libxml-2.0; then 3635 libxml2="yes" 3636 libxml2_cflags=$($pkg_config --cflags libxml-2.0) 3637 libxml2_libs=$($pkg_config --libs libxml-2.0) 3638 else 3639 if test "$libxml2" = "yes"; then 3640 feature_not_found "libxml2" "Install libxml2 devel" 3641 fi 3642 libxml2="no" 3643 fi 3644fi 3645 3646# Check for inotify functions when we are building linux-user 3647# emulator. This is done because older glibc versions don't 3648# have syscall stubs for these implemented. In that case we 3649# don't provide them even if kernel supports them. 3650# 3651inotify=no 3652cat > $TMPC << EOF 3653#include <sys/inotify.h> 3654 3655int 3656main(void) 3657{ 3658 /* try to start inotify */ 3659 return inotify_init(); 3660} 3661EOF 3662if compile_prog "" "" ; then 3663 inotify=yes 3664fi 3665 3666inotify1=no 3667cat > $TMPC << EOF 3668#include <sys/inotify.h> 3669 3670int 3671main(void) 3672{ 3673 /* try to start inotify */ 3674 return inotify_init1(0); 3675} 3676EOF 3677if compile_prog "" "" ; then 3678 inotify1=yes 3679fi 3680 3681# check if pipe2 is there 3682pipe2=no 3683cat > $TMPC << EOF 3684#include <unistd.h> 3685#include <fcntl.h> 3686 3687int main(void) 3688{ 3689 int pipefd[2]; 3690 return pipe2(pipefd, O_CLOEXEC); 3691} 3692EOF 3693if compile_prog "" "" ; then 3694 pipe2=yes 3695fi 3696 3697# check if accept4 is there 3698accept4=no 3699cat > $TMPC << EOF 3700#include <sys/socket.h> 3701#include <stddef.h> 3702 3703int main(void) 3704{ 3705 accept4(0, NULL, NULL, SOCK_CLOEXEC); 3706 return 0; 3707} 3708EOF 3709if compile_prog "" "" ; then 3710 accept4=yes 3711fi 3712 3713# check if tee/splice is there. vmsplice was added same time. 3714splice=no 3715cat > $TMPC << EOF 3716#include <unistd.h> 3717#include <fcntl.h> 3718#include <limits.h> 3719 3720int main(void) 3721{ 3722 int len, fd = 0; 3723 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK); 3724 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE); 3725 return 0; 3726} 3727EOF 3728if compile_prog "" "" ; then 3729 splice=yes 3730fi 3731 3732########################################## 3733# libnuma probe 3734 3735if test "$numa" != "no" ; then 3736 cat > $TMPC << EOF 3737#include <numa.h> 3738int main(void) { return numa_available(); } 3739EOF 3740 3741 if compile_prog "" "-lnuma" ; then 3742 numa=yes 3743 numa_libs="-lnuma" 3744 else 3745 if test "$numa" = "yes" ; then 3746 feature_not_found "numa" "install numactl devel" 3747 fi 3748 numa=no 3749 fi 3750fi 3751 3752malloc=system 3753if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then 3754 echo "ERROR: tcmalloc && jemalloc can't be used at the same time" 3755 exit 1 3756elif test "$tcmalloc" = "yes" ; then 3757 malloc=tcmalloc 3758elif test "$jemalloc" = "yes" ; then 3759 malloc=jemalloc 3760fi 3761 3762########################################## 3763# signalfd probe 3764signalfd="no" 3765cat > $TMPC << EOF 3766#include <unistd.h> 3767#include <sys/syscall.h> 3768#include <signal.h> 3769int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); } 3770EOF 3771 3772if compile_prog "" "" ; then 3773 signalfd=yes 3774fi 3775 3776# check if optreset global is declared by <getopt.h> 3777optreset="no" 3778cat > $TMPC << EOF 3779#include <getopt.h> 3780int main(void) { return optreset; } 3781EOF 3782 3783if compile_prog "" "" ; then 3784 optreset=yes 3785fi 3786 3787# check if eventfd is supported 3788eventfd=no 3789cat > $TMPC << EOF 3790#include <sys/eventfd.h> 3791 3792int main(void) 3793{ 3794 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); 3795} 3796EOF 3797if compile_prog "" "" ; then 3798 eventfd=yes 3799fi 3800 3801# check if memfd is supported 3802memfd=no 3803cat > $TMPC << EOF 3804#include <sys/mman.h> 3805 3806int main(void) 3807{ 3808 return memfd_create("foo", MFD_ALLOW_SEALING); 3809} 3810EOF 3811if compile_prog "" "" ; then 3812 memfd=yes 3813fi 3814 3815# check for usbfs 3816have_usbfs=no 3817if test "$linux_user" = "yes"; then 3818 cat > $TMPC << EOF 3819#include <linux/usbdevice_fs.h> 3820 3821#ifndef USBDEVFS_GET_CAPABILITIES 3822#error "USBDEVFS_GET_CAPABILITIES undefined" 3823#endif 3824 3825#ifndef USBDEVFS_DISCONNECT_CLAIM 3826#error "USBDEVFS_DISCONNECT_CLAIM undefined" 3827#endif 3828 3829int main(void) 3830{ 3831 return 0; 3832} 3833EOF 3834 if compile_prog "" ""; then 3835 have_usbfs=yes 3836 fi 3837fi 3838 3839# check for fallocate 3840fallocate=no 3841cat > $TMPC << EOF 3842#include <fcntl.h> 3843 3844int main(void) 3845{ 3846 fallocate(0, 0, 0, 0); 3847 return 0; 3848} 3849EOF 3850if compile_prog "" "" ; then 3851 fallocate=yes 3852fi 3853 3854# check for fallocate hole punching 3855fallocate_punch_hole=no 3856cat > $TMPC << EOF 3857#include <fcntl.h> 3858#include <linux/falloc.h> 3859 3860int main(void) 3861{ 3862 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0); 3863 return 0; 3864} 3865EOF 3866if compile_prog "" "" ; then 3867 fallocate_punch_hole=yes 3868fi 3869 3870# check that fallocate supports range zeroing inside the file 3871fallocate_zero_range=no 3872cat > $TMPC << EOF 3873#include <fcntl.h> 3874#include <linux/falloc.h> 3875 3876int main(void) 3877{ 3878 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0); 3879 return 0; 3880} 3881EOF 3882if compile_prog "" "" ; then 3883 fallocate_zero_range=yes 3884fi 3885 3886# check for posix_fallocate 3887posix_fallocate=no 3888cat > $TMPC << EOF 3889#include <fcntl.h> 3890 3891int main(void) 3892{ 3893 posix_fallocate(0, 0, 0); 3894 return 0; 3895} 3896EOF 3897if compile_prog "" "" ; then 3898 posix_fallocate=yes 3899fi 3900 3901# check for sync_file_range 3902sync_file_range=no 3903cat > $TMPC << EOF 3904#include <fcntl.h> 3905 3906int main(void) 3907{ 3908 sync_file_range(0, 0, 0, 0); 3909 return 0; 3910} 3911EOF 3912if compile_prog "" "" ; then 3913 sync_file_range=yes 3914fi 3915 3916# check for linux/fiemap.h and FS_IOC_FIEMAP 3917fiemap=no 3918cat > $TMPC << EOF 3919#include <sys/ioctl.h> 3920#include <linux/fs.h> 3921#include <linux/fiemap.h> 3922 3923int main(void) 3924{ 3925 ioctl(0, FS_IOC_FIEMAP, 0); 3926 return 0; 3927} 3928EOF 3929if compile_prog "" "" ; then 3930 fiemap=yes 3931fi 3932 3933# check for dup3 3934dup3=no 3935cat > $TMPC << EOF 3936#include <unistd.h> 3937 3938int main(void) 3939{ 3940 dup3(0, 0, 0); 3941 return 0; 3942} 3943EOF 3944if compile_prog "" "" ; then 3945 dup3=yes 3946fi 3947 3948# check for ppoll support 3949ppoll=no 3950cat > $TMPC << EOF 3951#include <poll.h> 3952 3953int main(void) 3954{ 3955 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 }; 3956 ppoll(&pfd, 1, 0, 0); 3957 return 0; 3958} 3959EOF 3960if compile_prog "" "" ; then 3961 ppoll=yes 3962fi 3963 3964# check for prctl(PR_SET_TIMERSLACK , ... ) support 3965prctl_pr_set_timerslack=no 3966cat > $TMPC << EOF 3967#include <sys/prctl.h> 3968 3969int main(void) 3970{ 3971 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0); 3972 return 0; 3973} 3974EOF 3975if compile_prog "" "" ; then 3976 prctl_pr_set_timerslack=yes 3977fi 3978 3979# check for epoll support 3980epoll=no 3981cat > $TMPC << EOF 3982#include <sys/epoll.h> 3983 3984int main(void) 3985{ 3986 epoll_create(0); 3987 return 0; 3988} 3989EOF 3990if compile_prog "" "" ; then 3991 epoll=yes 3992fi 3993 3994# epoll_create1 is a later addition 3995# so we must check separately for its presence 3996epoll_create1=no 3997cat > $TMPC << EOF 3998#include <sys/epoll.h> 3999 4000int main(void) 4001{ 4002 /* Note that we use epoll_create1 as a value, not as 4003 * a function being called. This is necessary so that on 4004 * old SPARC glibc versions where the function was present in 4005 * the library but not declared in the header file we will 4006 * fail the configure check. (Otherwise we will get a compiler 4007 * warning but not an error, and will proceed to fail the 4008 * qemu compile where we compile with -Werror.) 4009 */ 4010 return (int)(uintptr_t)&epoll_create1; 4011} 4012EOF 4013if compile_prog "" "" ; then 4014 epoll_create1=yes 4015fi 4016 4017# check for sendfile support 4018sendfile=no 4019cat > $TMPC << EOF 4020#include <sys/sendfile.h> 4021 4022int main(void) 4023{ 4024 return sendfile(0, 0, 0, 0); 4025} 4026EOF 4027if compile_prog "" "" ; then 4028 sendfile=yes 4029fi 4030 4031# check for timerfd support (glibc 2.8 and newer) 4032timerfd=no 4033cat > $TMPC << EOF 4034#include <sys/timerfd.h> 4035 4036int main(void) 4037{ 4038 return(timerfd_create(CLOCK_REALTIME, 0)); 4039} 4040EOF 4041if compile_prog "" "" ; then 4042 timerfd=yes 4043fi 4044 4045# check for setns and unshare support 4046setns=no 4047cat > $TMPC << EOF 4048#include <sched.h> 4049 4050int main(void) 4051{ 4052 int ret; 4053 ret = setns(0, 0); 4054 ret = unshare(0); 4055 return ret; 4056} 4057EOF 4058if compile_prog "" "" ; then 4059 setns=yes 4060fi 4061 4062# clock_adjtime probe 4063clock_adjtime=no 4064cat > $TMPC <<EOF 4065#include <time.h> 4066#include <sys/timex.h> 4067 4068int main(void) 4069{ 4070 return clock_adjtime(0, 0); 4071} 4072EOF 4073clock_adjtime=no 4074if compile_prog "" "" ; then 4075 clock_adjtime=yes 4076fi 4077 4078# syncfs probe 4079syncfs=no 4080cat > $TMPC <<EOF 4081#include <unistd.h> 4082 4083int main(void) 4084{ 4085 return syncfs(0); 4086} 4087EOF 4088syncfs=no 4089if compile_prog "" "" ; then 4090 syncfs=yes 4091fi 4092 4093# Search for bswap_32 function 4094byteswap_h=no 4095cat > $TMPC << EOF 4096#include <byteswap.h> 4097int main(void) { return bswap_32(0); } 4098EOF 4099if compile_prog "" "" ; then 4100 byteswap_h=yes 4101fi 4102 4103# Search for bswap32 function 4104bswap_h=no 4105cat > $TMPC << EOF 4106#include <sys/endian.h> 4107#include <sys/types.h> 4108#include <machine/bswap.h> 4109int main(void) { return bswap32(0); } 4110EOF 4111if compile_prog "" "" ; then 4112 bswap_h=yes 4113fi 4114 4115# Check whether we have openpty() in either libc or libutil 4116cat > $TMPC << EOF 4117extern int openpty(int *am, int *as, char *name, void *termp, void *winp); 4118int main(void) { return openpty(0, 0, 0, 0, 0); } 4119EOF 4120 4121have_openpty="no" 4122if compile_prog "" "" ; then 4123 have_openpty="yes" 4124else 4125 if compile_prog "" "-lutil" ; then 4126 have_openpty="yes" 4127 fi 4128fi 4129 4130########################################## 4131# spice probe 4132if test "$spice" != "no" ; then 4133 cat > $TMPC << EOF 4134#include <spice.h> 4135int main(void) { spice_server_new(); return 0; } 4136EOF 4137 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null) 4138 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null) 4139 if $pkg_config --atleast-version=0.12.5 spice-server && \ 4140 $pkg_config --atleast-version=0.12.3 spice-protocol && \ 4141 compile_prog "$spice_cflags" "$spice_libs" ; then 4142 spice="yes" 4143 else 4144 if test "$spice" = "yes" ; then 4145 feature_not_found "spice" \ 4146 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel" 4147 fi 4148 spice="no" 4149 fi 4150fi 4151 4152# check for smartcard support 4153if test "$smartcard" != "no"; then 4154 if $pkg_config --atleast-version=2.5.1 libcacard; then 4155 libcacard_cflags=$($pkg_config --cflags libcacard) 4156 libcacard_libs=$($pkg_config --libs libcacard) 4157 smartcard="yes" 4158 else 4159 if test "$smartcard" = "yes"; then 4160 feature_not_found "smartcard" "Install libcacard devel" 4161 fi 4162 smartcard="no" 4163 fi 4164fi 4165 4166# check for libusb 4167if test "$libusb" != "no" ; then 4168 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then 4169 libusb="yes" 4170 libusb_cflags=$($pkg_config --cflags libusb-1.0) 4171 libusb_libs=$($pkg_config --libs libusb-1.0) 4172 else 4173 if test "$libusb" = "yes"; then 4174 feature_not_found "libusb" "Install libusb devel >= 1.0.13" 4175 fi 4176 libusb="no" 4177 fi 4178fi 4179 4180# check for usbredirparser for usb network redirection support 4181if test "$usb_redir" != "no" ; then 4182 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then 4183 usb_redir="yes" 4184 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5) 4185 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5) 4186 else 4187 if test "$usb_redir" = "yes"; then 4188 feature_not_found "usb-redir" "Install usbredir devel" 4189 fi 4190 usb_redir="no" 4191 fi 4192fi 4193 4194########################################## 4195# check if we have VSS SDK headers for win 4196 4197if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \ 4198 test "$vss_win32_sdk" != "no" ; then 4199 case "$vss_win32_sdk" in 4200 "") vss_win32_include="-isystem $source_path" ;; 4201 *\ *) # The SDK is installed in "Program Files" by default, but we cannot 4202 # handle path with spaces. So we symlink the headers into ".sdk/vss". 4203 vss_win32_include="-isystem $source_path/.sdk/vss" 4204 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc" 4205 ;; 4206 *) vss_win32_include="-isystem $vss_win32_sdk" 4207 esac 4208 cat > $TMPC << EOF 4209#define __MIDL_user_allocate_free_DEFINED__ 4210#include <inc/win2003/vss.h> 4211int main(void) { return VSS_CTX_BACKUP; } 4212EOF 4213 if compile_prog "$vss_win32_include" "" ; then 4214 guest_agent_with_vss="yes" 4215 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include" 4216 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga" 4217 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb" 4218 else 4219 if test "$vss_win32_sdk" != "" ; then 4220 echo "ERROR: Please download and install Microsoft VSS SDK:" 4221 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490" 4222 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:" 4223 echo "ERROR: scripts/extract-vsssdk-headers setup.exe" 4224 echo "ERROR: The headers are extracted in the directory \`inc'." 4225 feature_not_found "VSS support" 4226 fi 4227 guest_agent_with_vss="no" 4228 fi 4229fi 4230 4231########################################## 4232# lookup Windows platform SDK (if not specified) 4233# The SDK is needed only to build .tlb (type library) file of guest agent 4234# VSS provider from the source. It is usually unnecessary because the 4235# pre-compiled .tlb file is included. 4236 4237if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \ 4238 test "$guest_agent_with_vss" = "yes" ; then 4239 if test -z "$win_sdk"; then 4240 programfiles="$PROGRAMFILES" 4241 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432" 4242 if test -n "$programfiles"; then 4243 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null 4244 else 4245 feature_not_found "Windows SDK" 4246 fi 4247 elif test "$win_sdk" = "no"; then 4248 win_sdk="" 4249 fi 4250fi 4251 4252########################################## 4253# check if mingw environment provides a recent ntddscsi.h 4254if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then 4255 cat > $TMPC << EOF 4256#include <windows.h> 4257#include <ntddscsi.h> 4258int main(void) { 4259#if !defined(IOCTL_SCSI_GET_ADDRESS) 4260#error Missing required ioctl definitions 4261#endif 4262 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 }; 4263 return addr.Lun; 4264} 4265EOF 4266 if compile_prog "" "" ; then 4267 guest_agent_ntddscsi=yes 4268 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga" 4269 fi 4270fi 4271 4272########################################## 4273# virgl renderer probe 4274 4275if test "$virglrenderer" != "no" ; then 4276 cat > $TMPC << EOF 4277#include <virglrenderer.h> 4278int main(void) { virgl_renderer_poll(); return 0; } 4279EOF 4280 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null) 4281 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null) 4282 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null) 4283 if $pkg_config virglrenderer >/dev/null 2>&1 && \ 4284 compile_prog "$virgl_cflags" "$virgl_libs" ; then 4285 virglrenderer="yes" 4286 else 4287 if test "$virglrenderer" = "yes" ; then 4288 feature_not_found "virglrenderer" 4289 fi 4290 virglrenderer="no" 4291 fi 4292fi 4293 4294########################################## 4295# capstone 4296 4297case "$capstone" in 4298 auto | enabled | internal) 4299 # Simpler to always update submodule, even if not needed. 4300 if test "$git_submodules_action" != "ignore"; then 4301 git_submodules="${git_submodules} capstone" 4302 fi 4303 ;; 4304esac 4305 4306########################################## 4307# check if we have fdatasync 4308 4309fdatasync=no 4310cat > $TMPC << EOF 4311#include <unistd.h> 4312int main(void) { 4313#if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 4314return fdatasync(0); 4315#else 4316#error Not supported 4317#endif 4318} 4319EOF 4320if compile_prog "" "" ; then 4321 fdatasync=yes 4322fi 4323 4324########################################## 4325# check if we have madvise 4326 4327madvise=no 4328cat > $TMPC << EOF 4329#include <sys/types.h> 4330#include <sys/mman.h> 4331#include <stddef.h> 4332int main(void) { return madvise(NULL, 0, MADV_DONTNEED); } 4333EOF 4334if compile_prog "" "" ; then 4335 madvise=yes 4336fi 4337 4338########################################## 4339# check if we have posix_madvise 4340 4341posix_madvise=no 4342cat > $TMPC << EOF 4343#include <sys/mman.h> 4344#include <stddef.h> 4345int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); } 4346EOF 4347if compile_prog "" "" ; then 4348 posix_madvise=yes 4349fi 4350 4351########################################## 4352# check if we have posix_memalign() 4353 4354posix_memalign=no 4355cat > $TMPC << EOF 4356#include <stdlib.h> 4357int main(void) { 4358 void *p; 4359 return posix_memalign(&p, 8, 8); 4360} 4361EOF 4362if compile_prog "" "" ; then 4363 posix_memalign=yes 4364fi 4365 4366########################################## 4367# check if we have posix_syslog 4368 4369posix_syslog=no 4370cat > $TMPC << EOF 4371#include <syslog.h> 4372int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; } 4373EOF 4374if compile_prog "" "" ; then 4375 posix_syslog=yes 4376fi 4377 4378########################################## 4379# check if we have sem_timedwait 4380 4381sem_timedwait=no 4382cat > $TMPC << EOF 4383#include <semaphore.h> 4384int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); } 4385EOF 4386if compile_prog "" "" ; then 4387 sem_timedwait=yes 4388fi 4389 4390########################################## 4391# check if we have strchrnul 4392 4393strchrnul=no 4394cat > $TMPC << EOF 4395#include <string.h> 4396int main(void); 4397// Use a haystack that the compiler shouldn't be able to constant fold 4398char *haystack = (char*)&main; 4399int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; } 4400EOF 4401if compile_prog "" "" ; then 4402 strchrnul=yes 4403fi 4404 4405######################################### 4406# check if we have st_atim 4407 4408st_atim=no 4409cat > $TMPC << EOF 4410#include <sys/stat.h> 4411#include <stddef.h> 4412int main(void) { return offsetof(struct stat, st_atim); } 4413EOF 4414if compile_prog "" "" ; then 4415 st_atim=yes 4416fi 4417 4418########################################## 4419# check if trace backend exists 4420 4421$python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null 4422if test "$?" -ne 0 ; then 4423 error_exit "invalid trace backends" \ 4424 "Please choose supported trace backends." 4425fi 4426 4427########################################## 4428# For 'ust' backend, test if ust headers are present 4429if have_backend "ust"; then 4430 cat > $TMPC << EOF 4431#include <lttng/tracepoint.h> 4432int main(void) { return 0; } 4433EOF 4434 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then 4435 if $pkg_config lttng-ust --exists; then 4436 lttng_ust_libs=$($pkg_config --libs lttng-ust) 4437 else 4438 lttng_ust_libs="-llttng-ust -ldl" 4439 fi 4440 if $pkg_config liburcu-bp --exists; then 4441 urcu_bp_libs=$($pkg_config --libs liburcu-bp) 4442 else 4443 urcu_bp_libs="-lurcu-bp" 4444 fi 4445 else 4446 error_exit "Trace backend 'ust' missing lttng-ust header files" 4447 fi 4448fi 4449 4450########################################## 4451# For 'dtrace' backend, test if 'dtrace' command is present 4452if have_backend "dtrace"; then 4453 if ! has 'dtrace' ; then 4454 error_exit "dtrace command is not found in PATH $PATH" 4455 fi 4456 trace_backend_stap="no" 4457 if has 'stap' ; then 4458 trace_backend_stap="yes" 4459 4460 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol 4461 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility 4462 # instead. QEMU --enable-modules depends on this because the SystemTap 4463 # semaphores are linked into the main binary and not the module's shared 4464 # object. 4465 QEMU_CFLAGS="$QEMU_CFLAGS -DSTAP_SDT_V2" 4466 fi 4467fi 4468 4469########################################## 4470# check and set a backend for coroutine 4471 4472# We prefer ucontext, but it's not always possible. The fallback 4473# is sigcontext. On Windows the only valid backend is the Windows 4474# specific one. 4475 4476ucontext_works=no 4477if test "$darwin" != "yes"; then 4478 cat > $TMPC << EOF 4479#include <ucontext.h> 4480#ifdef __stub_makecontext 4481#error Ignoring glibc stub makecontext which will always fail 4482#endif 4483int main(void) { makecontext(0, 0, 0); return 0; } 4484EOF 4485 if compile_prog "" "" ; then 4486 ucontext_works=yes 4487 fi 4488fi 4489 4490if test "$coroutine" = ""; then 4491 if test "$mingw32" = "yes"; then 4492 coroutine=win32 4493 elif test "$ucontext_works" = "yes"; then 4494 coroutine=ucontext 4495 else 4496 coroutine=sigaltstack 4497 fi 4498else 4499 case $coroutine in 4500 windows) 4501 if test "$mingw32" != "yes"; then 4502 error_exit "'windows' coroutine backend only valid for Windows" 4503 fi 4504 # Unfortunately the user visible backend name doesn't match the 4505 # coroutine-*.c filename for this case, so we have to adjust it here. 4506 coroutine=win32 4507 ;; 4508 ucontext) 4509 if test "$ucontext_works" != "yes"; then 4510 feature_not_found "ucontext" 4511 fi 4512 ;; 4513 sigaltstack) 4514 if test "$mingw32" = "yes"; then 4515 error_exit "only the 'windows' coroutine backend is valid for Windows" 4516 fi 4517 ;; 4518 *) 4519 error_exit "unknown coroutine backend $coroutine" 4520 ;; 4521 esac 4522fi 4523 4524if test "$coroutine_pool" = ""; then 4525 coroutine_pool=yes 4526fi 4527 4528if test "$debug_stack_usage" = "yes"; then 4529 if test "$coroutine_pool" = "yes"; then 4530 echo "WARN: disabling coroutine pool for stack usage debugging" 4531 coroutine_pool=no 4532 fi 4533fi 4534 4535################################################## 4536# SafeStack 4537 4538 4539if test "$safe_stack" = "yes"; then 4540cat > $TMPC << EOF 4541int main(int argc, char *argv[]) 4542{ 4543#if ! __has_feature(safe_stack) 4544#error SafeStack Disabled 4545#endif 4546 return 0; 4547} 4548EOF 4549 flag="-fsanitize=safe-stack" 4550 # Check that safe-stack is supported and enabled. 4551 if compile_prog "-Werror $flag" "$flag"; then 4552 # Flag needed both at compilation and at linking 4553 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 4554 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 4555 else 4556 error_exit "SafeStack not supported by your compiler" 4557 fi 4558 if test "$coroutine" != "ucontext"; then 4559 error_exit "SafeStack is only supported by the coroutine backend ucontext" 4560 fi 4561else 4562cat > $TMPC << EOF 4563int main(int argc, char *argv[]) 4564{ 4565#if defined(__has_feature) 4566#if __has_feature(safe_stack) 4567#error SafeStack Enabled 4568#endif 4569#endif 4570 return 0; 4571} 4572EOF 4573if test "$safe_stack" = "no"; then 4574 # Make sure that safe-stack is disabled 4575 if ! compile_prog "-Werror" ""; then 4576 # SafeStack was already enabled, try to explicitly remove the feature 4577 flag="-fno-sanitize=safe-stack" 4578 if ! compile_prog "-Werror $flag" "$flag"; then 4579 error_exit "Configure cannot disable SafeStack" 4580 fi 4581 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 4582 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 4583 fi 4584else # "$safe_stack" = "" 4585 # Set safe_stack to yes or no based on pre-existing flags 4586 if compile_prog "-Werror" ""; then 4587 safe_stack="no" 4588 else 4589 safe_stack="yes" 4590 if test "$coroutine" != "ucontext"; then 4591 error_exit "SafeStack is only supported by the coroutine backend ucontext" 4592 fi 4593 fi 4594fi 4595fi 4596 4597########################################## 4598# check if we have open_by_handle_at 4599 4600open_by_handle_at=no 4601cat > $TMPC << EOF 4602#include <fcntl.h> 4603#if !defined(AT_EMPTY_PATH) 4604# error missing definition 4605#else 4606int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 4607#endif 4608EOF 4609if compile_prog "" "" ; then 4610 open_by_handle_at=yes 4611fi 4612 4613######################################## 4614# check if we have linux/magic.h 4615 4616linux_magic_h=no 4617cat > $TMPC << EOF 4618#include <linux/magic.h> 4619int main(void) { 4620 return 0; 4621} 4622EOF 4623if compile_prog "" "" ; then 4624 linux_magic_h=yes 4625fi 4626 4627######################################## 4628# check if we have valgrind/valgrind.h 4629 4630valgrind_h=no 4631cat > $TMPC << EOF 4632#include <valgrind/valgrind.h> 4633int main(void) { 4634 return 0; 4635} 4636EOF 4637if compile_prog "" "" ; then 4638 valgrind_h=yes 4639fi 4640 4641######################################## 4642# check if environ is declared 4643 4644has_environ=no 4645cat > $TMPC << EOF 4646#include <unistd.h> 4647int main(void) { 4648 environ = 0; 4649 return 0; 4650} 4651EOF 4652if compile_prog "" "" ; then 4653 has_environ=yes 4654fi 4655 4656######################################## 4657# check if cpuid.h is usable. 4658 4659cat > $TMPC << EOF 4660#include <cpuid.h> 4661int main(void) { 4662 unsigned a, b, c, d; 4663 int max = __get_cpuid_max(0, 0); 4664 4665 if (max >= 1) { 4666 __cpuid(1, a, b, c, d); 4667 } 4668 4669 if (max >= 7) { 4670 __cpuid_count(7, 0, a, b, c, d); 4671 } 4672 4673 return 0; 4674} 4675EOF 4676if compile_prog "" "" ; then 4677 cpuid_h=yes 4678fi 4679 4680########################################## 4681# avx2 optimization requirement check 4682# 4683# There is no point enabling this if cpuid.h is not usable, 4684# since we won't be able to select the new routines. 4685 4686if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then 4687 cat > $TMPC << EOF 4688#pragma GCC push_options 4689#pragma GCC target("avx2") 4690#include <cpuid.h> 4691#include <immintrin.h> 4692static int bar(void *a) { 4693 __m256i x = *(__m256i *)a; 4694 return _mm256_testz_si256(x, x); 4695} 4696int main(int argc, char *argv[]) { return bar(argv[0]); } 4697EOF 4698 if compile_object "" ; then 4699 avx2_opt="yes" 4700 else 4701 avx2_opt="no" 4702 fi 4703fi 4704 4705########################################## 4706# avx512f optimization requirement check 4707# 4708# There is no point enabling this if cpuid.h is not usable, 4709# since we won't be able to select the new routines. 4710# by default, it is turned off. 4711# if user explicitly want to enable it, check environment 4712 4713if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then 4714 cat > $TMPC << EOF 4715#pragma GCC push_options 4716#pragma GCC target("avx512f") 4717#include <cpuid.h> 4718#include <immintrin.h> 4719static int bar(void *a) { 4720 __m512i x = *(__m512i *)a; 4721 return _mm512_test_epi64_mask(x, x); 4722} 4723int main(int argc, char *argv[]) 4724{ 4725 return bar(argv[0]); 4726} 4727EOF 4728 if ! compile_object "" ; then 4729 avx512f_opt="no" 4730 fi 4731else 4732 avx512f_opt="no" 4733fi 4734 4735######################################## 4736# check if __[u]int128_t is usable. 4737 4738int128=no 4739cat > $TMPC << EOF 4740__int128_t a; 4741__uint128_t b; 4742int main (void) { 4743 a = a + b; 4744 b = a * b; 4745 a = a * a; 4746 return 0; 4747} 4748EOF 4749if compile_prog "" "" ; then 4750 int128=yes 4751fi 4752 4753######################################### 4754# See if 128-bit atomic operations are supported. 4755 4756atomic128=no 4757if test "$int128" = "yes"; then 4758 cat > $TMPC << EOF 4759int main(void) 4760{ 4761 unsigned __int128 x = 0, y = 0; 4762 y = __atomic_load_16(&x, 0); 4763 __atomic_store_16(&x, y, 0); 4764 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0); 4765 return 0; 4766} 4767EOF 4768 if compile_prog "" "" ; then 4769 atomic128=yes 4770 fi 4771fi 4772 4773cmpxchg128=no 4774if test "$int128" = yes && test "$atomic128" = no; then 4775 cat > $TMPC << EOF 4776int main(void) 4777{ 4778 unsigned __int128 x = 0, y = 0; 4779 __sync_val_compare_and_swap_16(&x, y, x); 4780 return 0; 4781} 4782EOF 4783 if compile_prog "" "" ; then 4784 cmpxchg128=yes 4785 fi 4786fi 4787 4788######################################### 4789# See if 64-bit atomic operations are supported. 4790# Note that without __atomic builtins, we can only 4791# assume atomic loads/stores max at pointer size. 4792 4793cat > $TMPC << EOF 4794#include <stdint.h> 4795int main(void) 4796{ 4797 uint64_t x = 0, y = 0; 4798#ifdef __ATOMIC_RELAXED 4799 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 4800 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 4801 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 4802 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 4803 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 4804#else 4805 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1]; 4806 __sync_lock_test_and_set(&x, y); 4807 __sync_val_compare_and_swap(&x, y, 0); 4808 __sync_fetch_and_add(&x, y); 4809#endif 4810 return 0; 4811} 4812EOF 4813if compile_prog "" "" ; then 4814 atomic64=yes 4815fi 4816 4817######################################### 4818# See if --dynamic-list is supported by the linker 4819ld_dynamic_list="no" 4820if test "$static" = "no" ; then 4821 cat > $TMPTXT <<EOF 4822{ 4823 foo; 4824}; 4825EOF 4826 4827 cat > $TMPC <<EOF 4828#include <stdio.h> 4829void foo(void); 4830 4831void foo(void) 4832{ 4833 printf("foo\n"); 4834} 4835 4836int main(void) 4837{ 4838 foo(); 4839 return 0; 4840} 4841EOF 4842 4843 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then 4844 ld_dynamic_list="yes" 4845 fi 4846fi 4847 4848######################################### 4849# See if -exported_symbols_list is supported by the linker 4850 4851ld_exported_symbols_list="no" 4852if test "$static" = "no" ; then 4853 cat > $TMPTXT <<EOF 4854 _foo 4855EOF 4856 4857 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then 4858 ld_exported_symbols_list="yes" 4859 fi 4860fi 4861 4862if test "$plugins" = "yes" && 4863 test "$ld_dynamic_list" = "no" && 4864 test "$ld_exported_symbols_list" = "no" ; then 4865 error_exit \ 4866 "Plugin support requires dynamic linking and specifying a set of symbols " \ 4867 "that are exported to plugins. Unfortunately your linker doesn't " \ 4868 "support the flag (--dynamic-list or -exported_symbols_list) used " \ 4869 "for this purpose. You can't build with --static." 4870fi 4871 4872######################################## 4873# See if __attribute__((alias)) is supported. 4874# This false for Xcode 9, but has been remedied for Xcode 10. 4875# Unfortunately, travis uses Xcode 9 by default. 4876 4877attralias=no 4878cat > $TMPC << EOF 4879int x = 1; 4880extern const int y __attribute__((alias("x"))); 4881int main(void) { return 0; } 4882EOF 4883if compile_prog "" "" ; then 4884 attralias=yes 4885fi 4886 4887######################################## 4888# check if getauxval is available. 4889 4890getauxval=no 4891cat > $TMPC << EOF 4892#include <sys/auxv.h> 4893int main(void) { 4894 return getauxval(AT_HWCAP) == 0; 4895} 4896EOF 4897if compile_prog "" "" ; then 4898 getauxval=yes 4899fi 4900 4901######################################## 4902# check if ccache is interfering with 4903# semantic analysis of macros 4904 4905unset CCACHE_CPP2 4906ccache_cpp2=no 4907cat > $TMPC << EOF 4908static const int Z = 1; 4909#define fn() ({ Z; }) 4910#define TAUT(X) ((X) == Z) 4911#define PAREN(X, Y) (X == Y) 4912#define ID(X) (X) 4913int main(int argc, char *argv[]) 4914{ 4915 int x = 0, y = 0; 4916 x = ID(x); 4917 x = fn(); 4918 fn(); 4919 if (PAREN(x, y)) return 0; 4920 if (TAUT(Z)) return 0; 4921 return 0; 4922} 4923EOF 4924 4925if ! compile_object "-Werror"; then 4926 ccache_cpp2=yes 4927fi 4928 4929################################################# 4930# clang does not support glibc + FORTIFY_SOURCE. 4931 4932if test "$fortify_source" != "no"; then 4933 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then 4934 fortify_source="no"; 4935 elif test -n "$cxx" && has $cxx && 4936 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then 4937 fortify_source="no"; 4938 else 4939 fortify_source="yes" 4940 fi 4941fi 4942 4943############################################### 4944# Check if copy_file_range is provided by glibc 4945have_copy_file_range=no 4946cat > $TMPC << EOF 4947#include <unistd.h> 4948int main(void) { 4949 copy_file_range(0, NULL, 0, NULL, 0, 0); 4950 return 0; 4951} 4952EOF 4953if compile_prog "" "" ; then 4954 have_copy_file_range=yes 4955fi 4956 4957########################################## 4958# check if struct fsxattr is available via linux/fs.h 4959 4960have_fsxattr=no 4961cat > $TMPC << EOF 4962#include <linux/fs.h> 4963struct fsxattr foo; 4964int main(void) { 4965 return 0; 4966} 4967EOF 4968if compile_prog "" "" ; then 4969 have_fsxattr=yes 4970fi 4971 4972########################################## 4973# check for usable membarrier system call 4974if test "$membarrier" = "yes"; then 4975 have_membarrier=no 4976 if test "$mingw32" = "yes" ; then 4977 have_membarrier=yes 4978 elif test "$linux" = "yes" ; then 4979 cat > $TMPC << EOF 4980 #include <linux/membarrier.h> 4981 #include <sys/syscall.h> 4982 #include <unistd.h> 4983 #include <stdlib.h> 4984 int main(void) { 4985 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 4986 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 4987 exit(0); 4988 } 4989EOF 4990 if compile_prog "" "" ; then 4991 have_membarrier=yes 4992 fi 4993 fi 4994 if test "$have_membarrier" = "no"; then 4995 feature_not_found "membarrier" "membarrier system call not available" 4996 fi 4997else 4998 # Do not enable it by default even for Mingw32, because it doesn't 4999 # work on Wine. 5000 membarrier=no 5001fi 5002 5003########################################## 5004# check if rtnetlink.h exists and is useful 5005have_rtnetlink=no 5006cat > $TMPC << EOF 5007#include <linux/rtnetlink.h> 5008int main(void) { 5009 return IFLA_PROTO_DOWN; 5010} 5011EOF 5012if compile_prog "" "" ; then 5013 have_rtnetlink=yes 5014fi 5015 5016########################################## 5017# check for usable AF_VSOCK environment 5018have_af_vsock=no 5019cat > $TMPC << EOF 5020#include <errno.h> 5021#include <sys/types.h> 5022#include <sys/socket.h> 5023#if !defined(AF_VSOCK) 5024# error missing AF_VSOCK flag 5025#endif 5026#include <linux/vm_sockets.h> 5027int main(void) { 5028 int sock, ret; 5029 struct sockaddr_vm svm; 5030 socklen_t len = sizeof(svm); 5031 sock = socket(AF_VSOCK, SOCK_STREAM, 0); 5032 ret = getpeername(sock, (struct sockaddr *)&svm, &len); 5033 if ((ret == -1) && (errno == ENOTCONN)) { 5034 return 0; 5035 } 5036 return -1; 5037} 5038EOF 5039if compile_prog "" "" ; then 5040 have_af_vsock=yes 5041fi 5042 5043########################################## 5044# check for usable AF_ALG environment 5045have_afalg=no 5046cat > $TMPC << EOF 5047#include <errno.h> 5048#include <sys/types.h> 5049#include <sys/socket.h> 5050#include <linux/if_alg.h> 5051int main(void) { 5052 int sock; 5053 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 5054 return sock; 5055} 5056EOF 5057if compile_prog "" "" ; then 5058 have_afalg=yes 5059fi 5060if test "$crypto_afalg" = "yes" 5061then 5062 if test "$have_afalg" != "yes" 5063 then 5064 error_exit "AF_ALG requested but could not be detected" 5065 fi 5066fi 5067 5068 5069################################################# 5070# check for sysmacros.h 5071 5072have_sysmacros=no 5073cat > $TMPC << EOF 5074#include <sys/sysmacros.h> 5075int main(void) { 5076 return makedev(0, 0); 5077} 5078EOF 5079if compile_prog "" "" ; then 5080 have_sysmacros=yes 5081fi 5082 5083########################################## 5084# check for _Static_assert() 5085 5086have_static_assert=no 5087cat > $TMPC << EOF 5088_Static_assert(1, "success"); 5089int main(void) { 5090 return 0; 5091} 5092EOF 5093if compile_prog "" "" ; then 5094 have_static_assert=yes 5095fi 5096 5097########################################## 5098# check for utmpx.h, it is missing e.g. on OpenBSD 5099 5100have_utmpx=no 5101cat > $TMPC << EOF 5102#include <utmpx.h> 5103struct utmpx user_info; 5104int main(void) { 5105 return 0; 5106} 5107EOF 5108if compile_prog "" "" ; then 5109 have_utmpx=yes 5110fi 5111 5112########################################## 5113# check for getrandom() 5114 5115have_getrandom=no 5116cat > $TMPC << EOF 5117#include <sys/random.h> 5118int main(void) { 5119 return getrandom(0, 0, GRND_NONBLOCK); 5120} 5121EOF 5122if compile_prog "" "" ; then 5123 have_getrandom=yes 5124fi 5125 5126########################################## 5127# checks for sanitizers 5128 5129have_asan=no 5130have_ubsan=no 5131have_asan_iface_h=no 5132have_asan_iface_fiber=no 5133 5134if test "$sanitizers" = "yes" ; then 5135 write_c_skeleton 5136 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then 5137 have_asan=yes 5138 fi 5139 5140 # we could use a simple skeleton for flags checks, but this also 5141 # detect the static linking issue of ubsan, see also: 5142 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285 5143 cat > $TMPC << EOF 5144#include <stdlib.h> 5145int main(void) { 5146 void *tmp = malloc(10); 5147 if (tmp != NULL) { 5148 return *(int *)(tmp + 2); 5149 } 5150 return 1; 5151} 5152EOF 5153 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then 5154 have_ubsan=yes 5155 fi 5156 5157 if check_include "sanitizer/asan_interface.h" ; then 5158 have_asan_iface_h=yes 5159 fi 5160 5161 cat > $TMPC << EOF 5162#include <sanitizer/asan_interface.h> 5163int main(void) { 5164 __sanitizer_start_switch_fiber(0, 0, 0); 5165 return 0; 5166} 5167EOF 5168 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then 5169 have_asan_iface_fiber=yes 5170 fi 5171fi 5172 5173########################################## 5174# checks for fuzzer 5175if test "$fuzzing" = "yes" && test -z "${LIB_FUZZING_ENGINE+xxx}"; then 5176 write_c_fuzzer_skeleton 5177 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=fuzzer" ""; then 5178 have_fuzzer=yes 5179 else 5180 error_exit "Your compiler doesn't support -fsanitize=fuzzer" 5181 exit 1 5182 fi 5183fi 5184 5185# Thread sanitizer is, for now, much noisier than the other sanitizers; 5186# keep it separate until that is not the case. 5187if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then 5188 error_exit "TSAN is not supported with other sanitiziers." 5189fi 5190have_tsan=no 5191have_tsan_iface_fiber=no 5192if test "$tsan" = "yes" ; then 5193 write_c_skeleton 5194 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then 5195 have_tsan=yes 5196 fi 5197 cat > $TMPC << EOF 5198#include <sanitizer/tsan_interface.h> 5199int main(void) { 5200 __tsan_create_fiber(0); 5201 return 0; 5202} 5203EOF 5204 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then 5205 have_tsan_iface_fiber=yes 5206 fi 5207fi 5208 5209########################################## 5210# check for libpmem 5211 5212if test "$libpmem" != "no"; then 5213 if $pkg_config --exists "libpmem"; then 5214 libpmem="yes" 5215 libpmem_libs=$($pkg_config --libs libpmem) 5216 libpmem_cflags=$($pkg_config --cflags libpmem) 5217 else 5218 if test "$libpmem" = "yes" ; then 5219 feature_not_found "libpmem" "Install nvml or pmdk" 5220 fi 5221 libpmem="no" 5222 fi 5223fi 5224 5225########################################## 5226# check for libdaxctl 5227 5228if test "$libdaxctl" != "no"; then 5229 if $pkg_config --atleast-version=57 "libdaxctl"; then 5230 libdaxctl="yes" 5231 libdaxctl_libs=$($pkg_config --libs libdaxctl) 5232 libdaxctl_cflags=$($pkg_config --cflags libdaxctl) 5233 else 5234 if test "$libdaxctl" = "yes" ; then 5235 feature_not_found "libdaxctl" "Install libdaxctl" 5236 fi 5237 libdaxctl="no" 5238 fi 5239fi 5240 5241########################################## 5242# check for slirp 5243 5244case "$slirp" in 5245 auto | enabled | internal) 5246 # Simpler to always update submodule, even if not needed. 5247 if test "$git_submodules_action" != "ignore"; then 5248 git_submodules="${git_submodules} slirp" 5249 fi 5250 ;; 5251esac 5252 5253########################################## 5254# check for usable __NR_keyctl syscall 5255 5256if test "$linux" = "yes" ; then 5257 5258 have_keyring=no 5259 cat > $TMPC << EOF 5260#include <errno.h> 5261#include <asm/unistd.h> 5262#include <linux/keyctl.h> 5263#include <unistd.h> 5264int main(void) { 5265 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 5266} 5267EOF 5268 if compile_prog "" "" ; then 5269 have_keyring=yes 5270 fi 5271fi 5272if test "$secret_keyring" != "no" 5273then 5274 if test "$have_keyring" = "yes" 5275 then 5276 secret_keyring=yes 5277 else 5278 if test "$secret_keyring" = "yes" 5279 then 5280 error_exit "syscall __NR_keyctl requested, \ 5281but not implemented on your system" 5282 else 5283 secret_keyring=no 5284 fi 5285 fi 5286fi 5287 5288########################################## 5289# End of CC checks 5290# After here, no more $cc or $ld runs 5291 5292write_c_skeleton 5293 5294if test "$gcov" = "yes" ; then 5295 : 5296elif test "$fortify_source" = "yes" ; then 5297 QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS" 5298 debug=no 5299fi 5300 5301case "$ARCH" in 5302alpha) 5303 # Ensure there's only a single GP 5304 QEMU_CFLAGS="-msmall-data $QEMU_CFLAGS" 5305;; 5306esac 5307 5308if test "$gprof" = "yes" ; then 5309 QEMU_CFLAGS="-p $QEMU_CFLAGS" 5310 QEMU_LDFLAGS="-p $QEMU_LDFLAGS" 5311fi 5312 5313if test "$have_asan" = "yes"; then 5314 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS" 5315 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS" 5316 if test "$have_asan_iface_h" = "no" ; then 5317 echo "ASAN build enabled, but ASAN header missing." \ 5318 "Without code annotation, the report may be inferior." 5319 elif test "$have_asan_iface_fiber" = "no" ; then 5320 echo "ASAN build enabled, but ASAN header is too old." \ 5321 "Without code annotation, the report may be inferior." 5322 fi 5323fi 5324if test "$have_tsan" = "yes" ; then 5325 if test "$have_tsan_iface_fiber" = "yes" ; then 5326 QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS" 5327 QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS" 5328 else 5329 error_exit "Cannot enable TSAN due to missing fiber annotation interface." 5330 fi 5331elif test "$tsan" = "yes" ; then 5332 error_exit "Cannot enable TSAN due to missing sanitize thread interface." 5333fi 5334if test "$have_ubsan" = "yes"; then 5335 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS" 5336 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS" 5337fi 5338 5339########################################## 5340 5341# Exclude --warn-common with TSan to suppress warnings from the TSan libraries. 5342if test "$solaris" = "no" && test "$tsan" = "no"; then 5343 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then 5344 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS" 5345 fi 5346fi 5347 5348# Use ASLR, no-SEH and DEP if available 5349if test "$mingw32" = "yes" ; then 5350 flags="--no-seh --nxcompat" 5351 5352 # Disable ASLR for debug builds to allow debugging with gdb 5353 if test "$debug" = "no" ; then 5354 flags="--dynamicbase $flags" 5355 fi 5356 5357 for flag in $flags; do 5358 if ld_has $flag ; then 5359 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS" 5360 fi 5361 done 5362fi 5363 5364# We can only support ivshmem if we have eventfd 5365if [ "$eventfd" = "yes" ]; then 5366 ivshmem=yes 5367fi 5368 5369# Probe for guest agent support/options 5370 5371if [ "$guest_agent" != "no" ]; then 5372 if [ "$softmmu" = no -a "$want_tools" = no ] ; then 5373 guest_agent=no 5374 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then 5375 guest_agent=yes 5376 elif [ "$guest_agent" != yes ]; then 5377 guest_agent=no 5378 else 5379 error_exit "Guest agent is not supported on this platform" 5380 fi 5381fi 5382 5383# Guest agent Windows MSI package 5384 5385if test "$QEMU_GA_MANUFACTURER" = ""; then 5386 QEMU_GA_MANUFACTURER=QEMU 5387fi 5388if test "$QEMU_GA_DISTRO" = ""; then 5389 QEMU_GA_DISTRO=Linux 5390fi 5391if test "$QEMU_GA_VERSION" = ""; then 5392 QEMU_GA_VERSION=$(cat $source_path/VERSION) 5393fi 5394 5395QEMU_GA_MSI_MINGW_DLL_PATH="$($pkg_config --variable=prefix glib-2.0)/bin" 5396 5397# Mac OS X ships with a broken assembler 5398roms= 5399if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \ 5400 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \ 5401 test "$targetos" != "Haiku" && test "$softmmu" = yes ; then 5402 # Different host OS linkers have different ideas about the name of the ELF 5403 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd 5404 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe. 5405 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do 5406 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then 5407 ld_i386_emulation="$emu" 5408 roms="optionrom" 5409 break 5410 fi 5411 done 5412fi 5413 5414# Only build s390-ccw bios if we're on s390x and the compiler has -march=z900 5415if test "$cpu" = "s390x" ; then 5416 write_c_skeleton 5417 if compile_prog "-march=z900" ""; then 5418 roms="$roms s390-ccw" 5419 # SLOF is required for building the s390-ccw firmware on s390x, 5420 # since it is using the libnet code from SLOF for network booting. 5421 if test "$git_submodules_action" != "ignore"; then 5422 git_submodules="${git_submodules} roms/SLOF" 5423 fi 5424 fi 5425fi 5426 5427# Check that the C++ compiler exists and works with the C compiler. 5428# All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added. 5429if has $cxx; then 5430 cat > $TMPC <<EOF 5431int c_function(void); 5432int main(void) { return c_function(); } 5433EOF 5434 5435 compile_object 5436 5437 cat > $TMPCXX <<EOF 5438extern "C" { 5439 int c_function(void); 5440} 5441int c_function(void) { return 42; } 5442EOF 5443 5444 update_cxxflags 5445 5446 if do_cxx $CXXFLAGS $CONFIGURE_CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then 5447 # C++ compiler $cxx works ok with C compiler $cc 5448 : 5449 else 5450 echo "C++ compiler $cxx does not work with C compiler $cc" 5451 echo "Disabling C++ specific optional code" 5452 cxx= 5453 fi 5454else 5455 echo "No C++ compiler available; disabling C++ specific optional code" 5456 cxx= 5457fi 5458 5459if !(GIT="$git" "$source_path/scripts/git-submodule.sh" "$git_submodules_action" "$git_submodules"); then 5460 exit 1 5461fi 5462 5463config_host_mak="config-host.mak" 5464 5465echo "# Automatically generated by configure - do not modify" > $config_host_mak 5466echo >> $config_host_mak 5467 5468echo all: >> $config_host_mak 5469echo "GIT=$git" >> $config_host_mak 5470echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak 5471echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_host_mak 5472 5473echo "ARCH=$ARCH" >> $config_host_mak 5474 5475if test "$debug_tcg" = "yes" ; then 5476 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak 5477fi 5478if test "$strip_opt" = "yes" ; then 5479 echo "STRIP=${strip}" >> $config_host_mak 5480fi 5481if test "$bigendian" = "yes" ; then 5482 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak 5483fi 5484if test "$mingw32" = "yes" ; then 5485 echo "CONFIG_WIN32=y" >> $config_host_mak 5486 if test "$guest_agent_with_vss" = "yes" ; then 5487 echo "CONFIG_QGA_VSS=y" >> $config_host_mak 5488 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak 5489 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak 5490 fi 5491 if test "$guest_agent_ntddscsi" = "yes" ; then 5492 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak 5493 fi 5494 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak 5495 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak 5496 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak 5497 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak 5498else 5499 echo "CONFIG_POSIX=y" >> $config_host_mak 5500fi 5501 5502if test "$linux" = "yes" ; then 5503 echo "CONFIG_LINUX=y" >> $config_host_mak 5504fi 5505 5506if test "$darwin" = "yes" ; then 5507 echo "CONFIG_DARWIN=y" >> $config_host_mak 5508fi 5509 5510if test "$solaris" = "yes" ; then 5511 echo "CONFIG_SOLARIS=y" >> $config_host_mak 5512fi 5513if test "$haiku" = "yes" ; then 5514 echo "CONFIG_HAIKU=y" >> $config_host_mak 5515fi 5516if test "$static" = "yes" ; then 5517 echo "CONFIG_STATIC=y" >> $config_host_mak 5518fi 5519if test "$profiler" = "yes" ; then 5520 echo "CONFIG_PROFILER=y" >> $config_host_mak 5521fi 5522if test "$want_tools" = "yes" ; then 5523 echo "CONFIG_TOOLS=y" >> $config_host_mak 5524fi 5525if test "$guest_agent" = "yes" ; then 5526 echo "CONFIG_GUEST_AGENT=y" >> $config_host_mak 5527fi 5528echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak 5529if test "$vde" = "yes" ; then 5530 echo "CONFIG_VDE=y" >> $config_host_mak 5531 echo "VDE_LIBS=$vde_libs" >> $config_host_mak 5532fi 5533if test "$netmap" = "yes" ; then 5534 echo "CONFIG_NETMAP=y" >> $config_host_mak 5535fi 5536if test "$l2tpv3" = "yes" ; then 5537 echo "CONFIG_L2TPV3=y" >> $config_host_mak 5538fi 5539if test "$gprof" = "yes" ; then 5540 echo "CONFIG_GPROF=y" >> $config_host_mak 5541fi 5542echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak 5543for drv in $audio_drv_list; do 5544 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]') 5545 echo "$def=y" >> $config_host_mak 5546done 5547if test "$alsa" = "yes" ; then 5548 echo "CONFIG_ALSA=y" >> $config_host_mak 5549fi 5550echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak 5551echo "ALSA_CFLAGS=$alsa_cflags" >> $config_host_mak 5552if test "$libpulse" = "yes" ; then 5553 echo "CONFIG_LIBPULSE=y" >> $config_host_mak 5554fi 5555echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak 5556echo "PULSE_CFLAGS=$pulse_cflags" >> $config_host_mak 5557echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak 5558echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak 5559echo "OSS_LIBS=$oss_libs" >> $config_host_mak 5560if test "$libjack" = "yes" ; then 5561 echo "CONFIG_LIBJACK=y" >> $config_host_mak 5562fi 5563echo "JACK_LIBS=$jack_libs" >> $config_host_mak 5564if test "$audio_win_int" = "yes" ; then 5565 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak 5566fi 5567echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak 5568echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak 5569if test "$xfs" = "yes" ; then 5570 echo "CONFIG_XFS=y" >> $config_host_mak 5571fi 5572qemu_version=$(head $source_path/VERSION) 5573echo "PKGVERSION=$pkgversion" >>$config_host_mak 5574echo "SRC_PATH=$source_path" >> $config_host_mak 5575echo "TARGET_DIRS=$target_list" >> $config_host_mak 5576if test "$modules" = "yes"; then 5577 # $shacmd can generate a hash started with digit, which the compiler doesn't 5578 # like as an symbol. So prefix it with an underscore 5579 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak 5580 echo "CONFIG_MODULES=y" >> $config_host_mak 5581fi 5582if test "$module_upgrades" = "yes"; then 5583 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak 5584fi 5585if test "$pipe2" = "yes" ; then 5586 echo "CONFIG_PIPE2=y" >> $config_host_mak 5587fi 5588if test "$accept4" = "yes" ; then 5589 echo "CONFIG_ACCEPT4=y" >> $config_host_mak 5590fi 5591if test "$splice" = "yes" ; then 5592 echo "CONFIG_SPLICE=y" >> $config_host_mak 5593fi 5594if test "$eventfd" = "yes" ; then 5595 echo "CONFIG_EVENTFD=y" >> $config_host_mak 5596fi 5597if test "$memfd" = "yes" ; then 5598 echo "CONFIG_MEMFD=y" >> $config_host_mak 5599fi 5600if test "$have_usbfs" = "yes" ; then 5601 echo "CONFIG_USBFS=y" >> $config_host_mak 5602fi 5603if test "$fallocate" = "yes" ; then 5604 echo "CONFIG_FALLOCATE=y" >> $config_host_mak 5605fi 5606if test "$fallocate_punch_hole" = "yes" ; then 5607 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak 5608fi 5609if test "$fallocate_zero_range" = "yes" ; then 5610 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak 5611fi 5612if test "$posix_fallocate" = "yes" ; then 5613 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak 5614fi 5615if test "$sync_file_range" = "yes" ; then 5616 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak 5617fi 5618if test "$fiemap" = "yes" ; then 5619 echo "CONFIG_FIEMAP=y" >> $config_host_mak 5620fi 5621if test "$dup3" = "yes" ; then 5622 echo "CONFIG_DUP3=y" >> $config_host_mak 5623fi 5624if test "$ppoll" = "yes" ; then 5625 echo "CONFIG_PPOLL=y" >> $config_host_mak 5626fi 5627if test "$prctl_pr_set_timerslack" = "yes" ; then 5628 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak 5629fi 5630if test "$epoll" = "yes" ; then 5631 echo "CONFIG_EPOLL=y" >> $config_host_mak 5632fi 5633if test "$epoll_create1" = "yes" ; then 5634 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak 5635fi 5636if test "$sendfile" = "yes" ; then 5637 echo "CONFIG_SENDFILE=y" >> $config_host_mak 5638fi 5639if test "$timerfd" = "yes" ; then 5640 echo "CONFIG_TIMERFD=y" >> $config_host_mak 5641fi 5642if test "$setns" = "yes" ; then 5643 echo "CONFIG_SETNS=y" >> $config_host_mak 5644fi 5645if test "$clock_adjtime" = "yes" ; then 5646 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak 5647fi 5648if test "$syncfs" = "yes" ; then 5649 echo "CONFIG_SYNCFS=y" >> $config_host_mak 5650fi 5651if test "$inotify" = "yes" ; then 5652 echo "CONFIG_INOTIFY=y" >> $config_host_mak 5653fi 5654if test "$inotify1" = "yes" ; then 5655 echo "CONFIG_INOTIFY1=y" >> $config_host_mak 5656fi 5657if test "$sem_timedwait" = "yes" ; then 5658 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak 5659fi 5660if test "$strchrnul" = "yes" ; then 5661 echo "HAVE_STRCHRNUL=y" >> $config_host_mak 5662fi 5663if test "$st_atim" = "yes" ; then 5664 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak 5665fi 5666if test "$byteswap_h" = "yes" ; then 5667 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak 5668fi 5669if test "$bswap_h" = "yes" ; then 5670 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak 5671fi 5672if test "$gio" = "yes" ; then 5673 echo "CONFIG_GIO=y" >> $config_host_mak 5674 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak 5675 echo "GIO_LIBS=$gio_libs" >> $config_host_mak 5676 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak 5677fi 5678echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak 5679if test "$gnutls" = "yes" ; then 5680 echo "CONFIG_GNUTLS=y" >> $config_host_mak 5681 echo "GNUTLS_CFLAGS=$gnutls_cflags" >> $config_host_mak 5682 echo "GNUTLS_LIBS=$gnutls_libs" >> $config_host_mak 5683fi 5684if test "$gcrypt" = "yes" ; then 5685 echo "CONFIG_GCRYPT=y" >> $config_host_mak 5686 if test "$gcrypt_hmac" = "yes" ; then 5687 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak 5688 fi 5689 echo "GCRYPT_CFLAGS=$gcrypt_cflags" >> $config_host_mak 5690 echo "GCRYPT_LIBS=$gcrypt_libs" >> $config_host_mak 5691fi 5692if test "$nettle" = "yes" ; then 5693 echo "CONFIG_NETTLE=y" >> $config_host_mak 5694 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak 5695 echo "NETTLE_CFLAGS=$nettle_cflags" >> $config_host_mak 5696 echo "NETTLE_LIBS=$nettle_libs" >> $config_host_mak 5697fi 5698if test "$qemu_private_xts" = "yes" ; then 5699 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak 5700fi 5701if test "$tasn1" = "yes" ; then 5702 echo "CONFIG_TASN1=y" >> $config_host_mak 5703fi 5704if test "$auth_pam" = "yes" ; then 5705 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak 5706fi 5707if test "$have_broken_size_max" = "yes" ; then 5708 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak 5709fi 5710if test "$have_openpty" = "yes" ; then 5711 echo "HAVE_OPENPTY=y" >> $config_host_mak 5712fi 5713 5714# Work around a system header bug with some kernel/XFS header 5715# versions where they both try to define 'struct fsxattr': 5716# xfs headers will not try to redefine structs from linux headers 5717# if this macro is set. 5718if test "$have_fsxattr" = "yes" ; then 5719 echo "HAVE_FSXATTR=y" >> $config_host_mak 5720fi 5721if test "$have_copy_file_range" = "yes" ; then 5722 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak 5723fi 5724if test "$vte" = "yes" ; then 5725 echo "CONFIG_VTE=y" >> $config_host_mak 5726 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak 5727 echo "VTE_LIBS=$vte_libs" >> $config_host_mak 5728fi 5729if test "$virglrenderer" = "yes" ; then 5730 echo "CONFIG_VIRGL=y" >> $config_host_mak 5731 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak 5732 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak 5733fi 5734if test "$xen" = "enabled" ; then 5735 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak 5736 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak 5737 echo "XEN_CFLAGS=$xen_cflags" >> $config_host_mak 5738 echo "XEN_LIBS=$xen_libs" >> $config_host_mak 5739fi 5740if test "$linux_aio" = "yes" ; then 5741 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak 5742fi 5743if test "$linux_io_uring" = "yes" ; then 5744 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak 5745 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak 5746 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak 5747fi 5748if test "$vhost_scsi" = "yes" ; then 5749 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak 5750fi 5751if test "$vhost_net" = "yes" ; then 5752 echo "CONFIG_VHOST_NET=y" >> $config_host_mak 5753fi 5754if test "$vhost_net_user" = "yes" ; then 5755 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak 5756fi 5757if test "$vhost_net_vdpa" = "yes" ; then 5758 echo "CONFIG_VHOST_NET_VDPA=y" >> $config_host_mak 5759fi 5760if test "$vhost_crypto" = "yes" ; then 5761 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak 5762fi 5763if test "$vhost_vsock" = "yes" ; then 5764 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak 5765 if test "$vhost_user" = "yes" ; then 5766 echo "CONFIG_VHOST_USER_VSOCK=y" >> $config_host_mak 5767 fi 5768fi 5769if test "$vhost_kernel" = "yes" ; then 5770 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak 5771fi 5772if test "$vhost_user" = "yes" ; then 5773 echo "CONFIG_VHOST_USER=y" >> $config_host_mak 5774fi 5775if test "$vhost_vdpa" = "yes" ; then 5776 echo "CONFIG_VHOST_VDPA=y" >> $config_host_mak 5777fi 5778if test "$vhost_user_fs" = "yes" ; then 5779 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak 5780fi 5781if test "$iovec" = "yes" ; then 5782 echo "CONFIG_IOVEC=y" >> $config_host_mak 5783fi 5784if test "$membarrier" = "yes" ; then 5785 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak 5786fi 5787if test "$signalfd" = "yes" ; then 5788 echo "CONFIG_SIGNALFD=y" >> $config_host_mak 5789fi 5790if test "$optreset" = "yes" ; then 5791 echo "HAVE_OPTRESET=y" >> $config_host_mak 5792fi 5793if test "$fdatasync" = "yes" ; then 5794 echo "CONFIG_FDATASYNC=y" >> $config_host_mak 5795fi 5796if test "$madvise" = "yes" ; then 5797 echo "CONFIG_MADVISE=y" >> $config_host_mak 5798fi 5799if test "$posix_madvise" = "yes" ; then 5800 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak 5801fi 5802if test "$posix_memalign" = "yes" ; then 5803 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak 5804fi 5805if test "$spice" = "yes" ; then 5806 echo "CONFIG_SPICE=y" >> $config_host_mak 5807 echo "SPICE_CFLAGS=$spice_cflags" >> $config_host_mak 5808 echo "SPICE_LIBS=$spice_libs" >> $config_host_mak 5809fi 5810 5811if test "$smartcard" = "yes" ; then 5812 echo "CONFIG_SMARTCARD=y" >> $config_host_mak 5813 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak 5814 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak 5815fi 5816 5817if test "$libusb" = "yes" ; then 5818 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak 5819 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak 5820 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak 5821fi 5822 5823if test "$usb_redir" = "yes" ; then 5824 echo "CONFIG_USB_REDIR=y" >> $config_host_mak 5825 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak 5826 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak 5827fi 5828 5829if test "$opengl" = "yes" ; then 5830 echo "CONFIG_OPENGL=y" >> $config_host_mak 5831 echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak 5832 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak 5833 if test "$opengl_dmabuf" = "yes" ; then 5834 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak 5835 fi 5836fi 5837 5838if test "$gbm" = "yes" ; then 5839 echo "CONFIG_GBM=y" >> $config_host_mak 5840 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak 5841 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak 5842fi 5843 5844 5845if test "$avx2_opt" = "yes" ; then 5846 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak 5847fi 5848 5849if test "$avx512f_opt" = "yes" ; then 5850 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak 5851fi 5852 5853# XXX: suppress that 5854if [ "$bsd" = "yes" ] ; then 5855 echo "CONFIG_BSD=y" >> $config_host_mak 5856fi 5857 5858if test "$qom_cast_debug" = "yes" ; then 5859 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak 5860fi 5861 5862echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak 5863if test "$coroutine_pool" = "yes" ; then 5864 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak 5865else 5866 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak 5867fi 5868 5869if test "$debug_stack_usage" = "yes" ; then 5870 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak 5871fi 5872 5873if test "$crypto_afalg" = "yes" ; then 5874 echo "CONFIG_AF_ALG=y" >> $config_host_mak 5875fi 5876 5877if test "$open_by_handle_at" = "yes" ; then 5878 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak 5879fi 5880 5881if test "$linux_magic_h" = "yes" ; then 5882 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak 5883fi 5884 5885if test "$valgrind_h" = "yes" ; then 5886 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak 5887fi 5888 5889if test "$have_asan_iface_fiber" = "yes" ; then 5890 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak 5891fi 5892 5893if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then 5894 echo "CONFIG_TSAN=y" >> $config_host_mak 5895fi 5896 5897if test "$has_environ" = "yes" ; then 5898 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak 5899fi 5900 5901if test "$cpuid_h" = "yes" ; then 5902 echo "CONFIG_CPUID_H=y" >> $config_host_mak 5903fi 5904 5905if test "$int128" = "yes" ; then 5906 echo "CONFIG_INT128=y" >> $config_host_mak 5907fi 5908 5909if test "$atomic128" = "yes" ; then 5910 echo "CONFIG_ATOMIC128=y" >> $config_host_mak 5911fi 5912 5913if test "$cmpxchg128" = "yes" ; then 5914 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak 5915fi 5916 5917if test "$atomic64" = "yes" ; then 5918 echo "CONFIG_ATOMIC64=y" >> $config_host_mak 5919fi 5920 5921if test "$attralias" = "yes" ; then 5922 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak 5923fi 5924 5925if test "$getauxval" = "yes" ; then 5926 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak 5927fi 5928 5929if test "$libssh" = "yes" ; then 5930 echo "CONFIG_LIBSSH=y" >> $config_host_mak 5931 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak 5932 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak 5933fi 5934 5935if test "$live_block_migration" = "yes" ; then 5936 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak 5937fi 5938 5939if test "$tpm" = "yes"; then 5940 echo 'CONFIG_TPM=y' >> $config_host_mak 5941fi 5942 5943echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak 5944if have_backend "nop"; then 5945 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak 5946fi 5947if have_backend "simple"; then 5948 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak 5949 # Set the appropriate trace file. 5950 trace_file="\"$trace_file-\" FMT_pid" 5951fi 5952if have_backend "log"; then 5953 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak 5954fi 5955if have_backend "ust"; then 5956 echo "CONFIG_TRACE_UST=y" >> $config_host_mak 5957 echo "LTTNG_UST_LIBS=$lttng_ust_libs" >> $config_host_mak 5958 echo "URCU_BP_LIBS=$urcu_bp_libs" >> $config_host_mak 5959fi 5960if have_backend "dtrace"; then 5961 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak 5962 if test "$trace_backend_stap" = "yes" ; then 5963 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak 5964 fi 5965fi 5966if have_backend "ftrace"; then 5967 if test "$linux" = "yes" ; then 5968 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak 5969 else 5970 feature_not_found "ftrace(trace backend)" "ftrace requires Linux" 5971 fi 5972fi 5973if have_backend "syslog"; then 5974 if test "$posix_syslog" = "yes" ; then 5975 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak 5976 else 5977 feature_not_found "syslog(trace backend)" "syslog not available" 5978 fi 5979fi 5980echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak 5981 5982if test "$rdma" = "yes" ; then 5983 echo "CONFIG_RDMA=y" >> $config_host_mak 5984 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak 5985fi 5986 5987if test "$pvrdma" = "yes" ; then 5988 echo "CONFIG_PVRDMA=y" >> $config_host_mak 5989fi 5990 5991if test "$have_rtnetlink" = "yes" ; then 5992 echo "CONFIG_RTNETLINK=y" >> $config_host_mak 5993fi 5994 5995if test "$libxml2" = "yes" ; then 5996 echo "CONFIG_LIBXML2=y" >> $config_host_mak 5997 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak 5998 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak 5999fi 6000 6001if test "$replication" = "yes" ; then 6002 echo "CONFIG_REPLICATION=y" >> $config_host_mak 6003fi 6004 6005if test "$have_af_vsock" = "yes" ; then 6006 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak 6007fi 6008 6009if test "$have_sysmacros" = "yes" ; then 6010 echo "CONFIG_SYSMACROS=y" >> $config_host_mak 6011fi 6012 6013if test "$have_static_assert" = "yes" ; then 6014 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak 6015fi 6016 6017if test "$have_utmpx" = "yes" ; then 6018 echo "HAVE_UTMPX=y" >> $config_host_mak 6019fi 6020if test "$have_getrandom" = "yes" ; then 6021 echo "CONFIG_GETRANDOM=y" >> $config_host_mak 6022fi 6023if test "$ivshmem" = "yes" ; then 6024 echo "CONFIG_IVSHMEM=y" >> $config_host_mak 6025fi 6026if test "$debug_mutex" = "yes" ; then 6027 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak 6028fi 6029 6030# Hold two types of flag: 6031# CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on 6032# a thread we have a handle to 6033# CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular 6034# platform 6035if test "$pthread_setname_np_w_tid" = "yes" ; then 6036 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak 6037 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak 6038elif test "$pthread_setname_np_wo_tid" = "yes" ; then 6039 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak 6040 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak 6041fi 6042 6043if test "$libpmem" = "yes" ; then 6044 echo "CONFIG_LIBPMEM=y" >> $config_host_mak 6045 echo "LIBPMEM_LIBS=$libpmem_libs" >> $config_host_mak 6046 echo "LIBPMEM_CFLAGS=$libpmem_cflags" >> $config_host_mak 6047fi 6048 6049if test "$libdaxctl" = "yes" ; then 6050 echo "CONFIG_LIBDAXCTL=y" >> $config_host_mak 6051 echo "LIBDAXCTL_LIBS=$libdaxctl_libs" >> $config_host_mak 6052fi 6053 6054if test "$bochs" = "yes" ; then 6055 echo "CONFIG_BOCHS=y" >> $config_host_mak 6056fi 6057if test "$cloop" = "yes" ; then 6058 echo "CONFIG_CLOOP=y" >> $config_host_mak 6059fi 6060if test "$dmg" = "yes" ; then 6061 echo "CONFIG_DMG=y" >> $config_host_mak 6062fi 6063if test "$qcow1" = "yes" ; then 6064 echo "CONFIG_QCOW1=y" >> $config_host_mak 6065fi 6066if test "$vdi" = "yes" ; then 6067 echo "CONFIG_VDI=y" >> $config_host_mak 6068fi 6069if test "$vvfat" = "yes" ; then 6070 echo "CONFIG_VVFAT=y" >> $config_host_mak 6071fi 6072if test "$qed" = "yes" ; then 6073 echo "CONFIG_QED=y" >> $config_host_mak 6074fi 6075if test "$parallels" = "yes" ; then 6076 echo "CONFIG_PARALLELS=y" >> $config_host_mak 6077fi 6078if test "$sheepdog" = "yes" ; then 6079 add_to deprecated_features "sheepdog" 6080 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak 6081fi 6082if test "$have_mlockall" = "yes" ; then 6083 echo "HAVE_MLOCKALL=y" >> $config_host_mak 6084fi 6085if test "$fuzzing" = "yes" ; then 6086 # If LIB_FUZZING_ENGINE is set, assume we are running on OSS-Fuzz, and the 6087 # needed CFLAGS have already been provided 6088 if test -z "${LIB_FUZZING_ENGINE+xxx}" ; then 6089 QEMU_CFLAGS="$QEMU_CFLAGS -fsanitize=fuzzer-no-link" 6090 FUZZ_EXE_LDFLAGS="-fsanitize=fuzzer" 6091 else 6092 FUZZ_EXE_LDFLAGS="$LIB_FUZZING_ENGINE" 6093 fi 6094fi 6095 6096if test "$plugins" = "yes" ; then 6097 echo "CONFIG_PLUGIN=y" >> $config_host_mak 6098 # Copy the export object list to the build dir 6099 if test "$ld_dynamic_list" = "yes" ; then 6100 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak 6101 ld_symbols=qemu-plugins-ld.symbols 6102 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols 6103 elif test "$ld_exported_symbols_list" = "yes" ; then 6104 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak 6105 ld64_symbols=qemu-plugins-ld64.symbols 6106 echo "# Automatically generated by configure - do not modify" > $ld64_symbols 6107 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \ 6108 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols 6109 else 6110 error_exit \ 6111 "If \$plugins=yes, either \$ld_dynamic_list or " \ 6112 "\$ld_exported_symbols_list should have been set to 'yes'." 6113 fi 6114fi 6115 6116if test -n "$gdb_bin"; then 6117 gdb_version=$($gdb_bin --version | head -n 1) 6118 if version_ge ${gdb_version##* } 8.3.1; then 6119 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 6120 fi 6121fi 6122 6123if test "$secret_keyring" = "yes" ; then 6124 echo "CONFIG_SECRET_KEYRING=y" >> $config_host_mak 6125fi 6126 6127echo "ROMS=$roms" >> $config_host_mak 6128echo "MAKE=$make" >> $config_host_mak 6129echo "PYTHON=$python" >> $config_host_mak 6130echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 6131echo "MESON=$meson" >> $config_host_mak 6132echo "NINJA=$ninja" >> $config_host_mak 6133echo "CC=$cc" >> $config_host_mak 6134if $iasl -h > /dev/null 2>&1; then 6135 echo "CONFIG_IASL=$iasl" >> $config_host_mak 6136fi 6137echo "CXX=$cxx" >> $config_host_mak 6138echo "OBJCC=$objcc" >> $config_host_mak 6139echo "AR=$ar" >> $config_host_mak 6140echo "ARFLAGS=$ARFLAGS" >> $config_host_mak 6141echo "AS=$as" >> $config_host_mak 6142echo "CCAS=$ccas" >> $config_host_mak 6143echo "CPP=$cpp" >> $config_host_mak 6144echo "OBJCOPY=$objcopy" >> $config_host_mak 6145echo "LD=$ld" >> $config_host_mak 6146echo "RANLIB=$ranlib" >> $config_host_mak 6147echo "NM=$nm" >> $config_host_mak 6148echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak 6149echo "WINDRES=$windres" >> $config_host_mak 6150echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak 6151echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak 6152echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak 6153echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak 6154echo "GLIB_LIBS=$glib_libs" >> $config_host_mak 6155echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak 6156echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak 6157echo "EXESUF=$EXESUF" >> $config_host_mak 6158echo "HOST_DSOSUF=$HOST_DSOSUF" >> $config_host_mak 6159echo "LIBS_QGA=$libs_qga" >> $config_host_mak 6160echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak 6161echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak 6162if test "$gcov" = "yes" ; then 6163 echo "CONFIG_GCOV=y" >> $config_host_mak 6164fi 6165 6166if test "$fuzzing" != "no"; then 6167 echo "CONFIG_FUZZ=y" >> $config_host_mak 6168fi 6169echo "FUZZ_EXE_LDFLAGS=$FUZZ_EXE_LDFLAGS" >> $config_host_mak 6170 6171if test "$rng_none" = "yes"; then 6172 echo "CONFIG_RNG_NONE=y" >> $config_host_mak 6173fi 6174 6175# use included Linux headers 6176if test "$linux" = "yes" ; then 6177 mkdir -p linux-headers 6178 case "$cpu" in 6179 i386|x86_64|x32) 6180 linux_arch=x86 6181 ;; 6182 ppc|ppc64|ppc64le) 6183 linux_arch=powerpc 6184 ;; 6185 s390x) 6186 linux_arch=s390 6187 ;; 6188 aarch64) 6189 linux_arch=arm64 6190 ;; 6191 mips64) 6192 linux_arch=mips 6193 ;; 6194 *) 6195 # For most CPUs the kernel architecture name and QEMU CPU name match. 6196 linux_arch="$cpu" 6197 ;; 6198 esac 6199 # For non-KVM architectures we will not have asm headers 6200 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then 6201 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 6202 fi 6203fi 6204 6205for target in $target_list; do 6206 target_dir="$target" 6207 target_name=$(echo $target | cut -d '-' -f 1) 6208 mkdir -p $target_dir 6209 case $target in 6210 *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;; 6211 *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;; 6212 esac 6213done 6214 6215echo "CONFIG_QEMU_INTERP_PREFIX=$interp_prefix" | sed 's/%M/@0@/' >> $config_host_mak 6216if test "$default_targets" = "yes"; then 6217 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 6218fi 6219 6220if test "$numa" = "yes"; then 6221 echo "CONFIG_NUMA=y" >> $config_host_mak 6222 echo "NUMA_LIBS=$numa_libs" >> $config_host_mak 6223fi 6224 6225if test "$ccache_cpp2" = "yes"; then 6226 echo "export CCACHE_CPP2=y" >> $config_host_mak 6227fi 6228 6229if test "$safe_stack" = "yes"; then 6230 echo "CONFIG_SAFESTACK=y" >> $config_host_mak 6231fi 6232 6233# If we're using a separate build tree, set it up now. 6234# DIRS are directories which we simply mkdir in the build tree; 6235# LINKS are things to symlink back into the source tree 6236# (these can be both files and directories). 6237# Caution: do not add files or directories here using wildcards. This 6238# will result in problems later if a new file matching the wildcard is 6239# added to the source tree -- nothing will cause configure to be rerun 6240# so the build tree will be missing the link back to the new file, and 6241# tests might fail. Prefer to keep the relevant files in their own 6242# directory and symlink the directory instead. 6243# UNLINK is used to remove symlinks from older development versions 6244# that might get into the way when doing "git update" without doing 6245# a "make distclean" in between. 6246DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos" 6247DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph" 6248DIRS="$DIRS docs docs/interop fsdev scsi" 6249DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw" 6250DIRS="$DIRS roms/seabios" 6251DIRS="$DIRS contrib/plugins/" 6252LINKS="Makefile" 6253LINKS="$LINKS tests/tcg/lm32/Makefile" 6254LINKS="$LINKS tests/tcg/Makefile.target" 6255LINKS="$LINKS pc-bios/optionrom/Makefile" 6256LINKS="$LINKS pc-bios/s390-ccw/Makefile" 6257LINKS="$LINKS roms/seabios/Makefile" 6258LINKS="$LINKS pc-bios/qemu-icon.bmp" 6259LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 6260LINKS="$LINKS tests/acceptance tests/data" 6261LINKS="$LINKS tests/qemu-iotests/check" 6262LINKS="$LINKS python" 6263LINKS="$LINKS contrib/plugins/Makefile " 6264UNLINK="pc-bios/keymaps" 6265for bios_file in \ 6266 $source_path/pc-bios/*.bin \ 6267 $source_path/pc-bios/*.elf \ 6268 $source_path/pc-bios/*.lid \ 6269 $source_path/pc-bios/*.rom \ 6270 $source_path/pc-bios/*.dtb \ 6271 $source_path/pc-bios/*.img \ 6272 $source_path/pc-bios/openbios-* \ 6273 $source_path/pc-bios/u-boot.* \ 6274 $source_path/pc-bios/edk2-*.fd.bz2 \ 6275 $source_path/pc-bios/palcode-* 6276do 6277 LINKS="$LINKS pc-bios/$(basename $bios_file)" 6278done 6279mkdir -p $DIRS 6280for f in $LINKS ; do 6281 if [ -e "$source_path/$f" ]; then 6282 symlink "$source_path/$f" "$f" 6283 fi 6284done 6285for f in $UNLINK ; do 6286 if [ -L "$f" ]; then 6287 rm -f "$f" 6288 fi 6289done 6290 6291(for i in $cross_cc_vars; do 6292 export $i 6293done 6294export target_list source_path use_containers 6295$source_path/tests/tcg/configure.sh) 6296 6297# temporary config to build submodules 6298for rom in seabios; do 6299 config_mak=roms/$rom/config.mak 6300 echo "# Automatically generated by configure - do not modify" > $config_mak 6301 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak 6302 echo "AS=$as" >> $config_mak 6303 echo "CCAS=$ccas" >> $config_mak 6304 echo "CC=$cc" >> $config_mak 6305 echo "BCC=bcc" >> $config_mak 6306 echo "CPP=$cpp" >> $config_mak 6307 echo "OBJCOPY=objcopy" >> $config_mak 6308 echo "IASL=$iasl" >> $config_mak 6309 echo "LD=$ld" >> $config_mak 6310 echo "RANLIB=$ranlib" >> $config_mak 6311done 6312 6313if test "$skip_meson" = no; then 6314cross="config-meson.cross.new" 6315meson_quote() { 6316 echo "'$(echo $* | sed "s/ /','/g")'" 6317} 6318 6319echo "# Automatically generated by configure - do not modify" > $cross 6320echo "[properties]" >> $cross 6321test -z "$cxx" && echo "link_language = 'c'" >> $cross 6322echo "[built-in options]" >> $cross 6323echo "c_args = [${CFLAGS:+$(meson_quote $CFLAGS)}]" >> $cross 6324echo "cpp_args = [${CXXFLAGS:+$(meson_quote $CXXFLAGS)}]" >> $cross 6325echo "c_link_args = [${LDFLAGS:+$(meson_quote $LDFLAGS)}]" >> $cross 6326echo "cpp_link_args = [${LDFLAGS:+$(meson_quote $LDFLAGS)}]" >> $cross 6327echo "[binaries]" >> $cross 6328echo "c = [$(meson_quote $cc)]" >> $cross 6329test -n "$cxx" && echo "cpp = [$(meson_quote $cxx)]" >> $cross 6330test -n "$objcc" && echo "objc = [$(meson_quote $objcc)]" >> $cross 6331echo "ar = [$(meson_quote $ar)]" >> $cross 6332echo "nm = [$(meson_quote $nm)]" >> $cross 6333echo "pkgconfig = [$(meson_quote $pkg_config_exe)]" >> $cross 6334echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 6335if has $sdl2_config; then 6336 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 6337fi 6338echo "strip = [$(meson_quote $strip)]" >> $cross 6339echo "windres = [$(meson_quote $windres)]" >> $cross 6340if test "$cross_compile" = "yes"; then 6341 cross_arg="--cross-file config-meson.cross" 6342 echo "[host_machine]" >> $cross 6343 if test "$mingw32" = "yes" ; then 6344 echo "system = 'windows'" >> $cross 6345 fi 6346 if test "$linux" = "yes" ; then 6347 echo "system = 'linux'" >> $cross 6348 fi 6349 if test "$darwin" = "yes" ; then 6350 echo "system = 'darwin'" >> $cross 6351 fi 6352 case "$ARCH" in 6353 i386) 6354 echo "cpu_family = 'x86'" >> $cross 6355 ;; 6356 x86_64) 6357 echo "cpu_family = 'x86_64'" >> $cross 6358 ;; 6359 ppc64le) 6360 echo "cpu_family = 'ppc64'" >> $cross 6361 ;; 6362 *) 6363 echo "cpu_family = '$ARCH'" >> $cross 6364 ;; 6365 esac 6366 echo "cpu = '$cpu'" >> $cross 6367 if test "$bigendian" = "yes" ; then 6368 echo "endian = 'big'" >> $cross 6369 else 6370 echo "endian = 'little'" >> $cross 6371 fi 6372else 6373 cross_arg="--native-file config-meson.cross" 6374fi 6375mv $cross config-meson.cross 6376 6377rm -rf meson-private meson-info meson-logs 6378unset staticpic 6379if ! version_ge "$($meson --version)" 0.56.0; then 6380 staticpic=$(if test "$pie" = yes; then echo true; else echo false; fi) 6381fi 6382NINJA=$ninja $meson setup \ 6383 --prefix "$prefix" \ 6384 --libdir "$libdir" \ 6385 --libexecdir "$libexecdir" \ 6386 --bindir "$bindir" \ 6387 --includedir "$includedir" \ 6388 --datadir "$datadir" \ 6389 --mandir "$mandir" \ 6390 --sysconfdir "$sysconfdir" \ 6391 --localedir "$localedir" \ 6392 --localstatedir "$local_statedir" \ 6393 -Ddocdir="$docdir" \ 6394 -Dqemu_firmwarepath="$firmwarepath" \ 6395 -Dqemu_suffix="$qemu_suffix" \ 6396 -Doptimization=$(if test "$debug" = yes; then echo 0; else echo 2; fi) \ 6397 -Ddebug=$(if test "$debug_info" = yes; then echo true; else echo false; fi) \ 6398 -Dwerror=$(if test "$werror" = yes; then echo true; else echo false; fi) \ 6399 -Dstrip=$(if test "$strip_opt" = yes; then echo true; else echo false; fi) \ 6400 -Db_pie=$(if test "$pie" = yes; then echo true; else echo false; fi) \ 6401 ${staticpic:+-Db_staticpic=$staticpic} \ 6402 -Db_coverage=$(if test "$gcov" = yes; then echo true; else echo false; fi) \ 6403 -Db_lto=$lto -Dcfi=$cfi -Dcfi_debug=$cfi_debug \ 6404 -Dmalloc=$malloc -Dmalloc_trim=$malloc_trim -Dsparse=$sparse \ 6405 -Dkvm=$kvm -Dhax=$hax -Dwhpx=$whpx -Dhvf=$hvf \ 6406 -Dxen=$xen -Dxen_pci_passthrough=$xen_pci_passthrough -Dtcg=$tcg \ 6407 -Dcocoa=$cocoa -Dgtk=$gtk -Dmpath=$mpath -Dsdl=$sdl -Dsdl_image=$sdl_image \ 6408 -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \ 6409 -Dgettext=$gettext -Dxkbcommon=$xkbcommon -Du2f=$u2f -Dvirtiofsd=$virtiofsd \ 6410 -Dcapstone=$capstone -Dslirp=$slirp -Dfdt=$fdt -Dbrlapi=$brlapi \ 6411 -Dcurl=$curl -Dglusterfs=$glusterfs -Dbzip2=$bzip2 -Dlibiscsi=$libiscsi \ 6412 -Dlibnfs=$libnfs -Diconv=$iconv -Dcurses=$curses -Dlibudev=$libudev\ 6413 -Drbd=$rbd -Dlzo=$lzo -Dsnappy=$snappy -Dlzfse=$lzfse \ 6414 -Dzstd=$zstd -Dseccomp=$seccomp -Dvirtfs=$virtfs -Dcap_ng=$cap_ng \ 6415 -Dattr=$attr -Ddefault_devices=$default_devices \ 6416 -Ddocs=$docs -Dsphinx_build=$sphinx_build -Dinstall_blobs=$blobs \ 6417 -Dvhost_user_blk_server=$vhost_user_blk_server \ 6418 -Dfuse=$fuse -Dfuse_lseek=$fuse_lseek -Dguest_agent_msi=$guest_agent_msi \ 6419 $(if test "$default_features" = no; then echo "-Dauto_features=disabled"; fi) \ 6420 -Dtcg_interpreter=$tcg_interpreter \ 6421 $cross_arg \ 6422 "$PWD" "$source_path" 6423 6424if test "$?" -ne 0 ; then 6425 error_exit "meson setup failed" 6426fi 6427fi 6428 6429if test -n "${deprecated_features}"; then 6430 echo "Warning, deprecated features enabled." 6431 echo "Please see docs/system/deprecated.rst" 6432 echo " features: ${deprecated_features}" 6433fi 6434 6435# Save the configure command line for later reuse. 6436cat <<EOD >config.status 6437#!/bin/sh 6438# Generated by configure. 6439# Run this file to recreate the current configuration. 6440# Compiler output produced by configure, useful for debugging 6441# configure, is in config.log if it exists. 6442EOD 6443 6444preserve_env() { 6445 envname=$1 6446 6447 eval envval=\$$envname 6448 6449 if test -n "$envval" 6450 then 6451 echo "$envname='$envval'" >> config.status 6452 echo "export $envname" >> config.status 6453 else 6454 echo "unset $envname" >> config.status 6455 fi 6456} 6457 6458# Preserve various env variables that influence what 6459# features/build target configure will detect 6460preserve_env AR 6461preserve_env AS 6462preserve_env CC 6463preserve_env CPP 6464preserve_env CXX 6465preserve_env INSTALL 6466preserve_env LD 6467preserve_env LD_LIBRARY_PATH 6468preserve_env LIBTOOL 6469preserve_env MAKE 6470preserve_env NM 6471preserve_env OBJCOPY 6472preserve_env PATH 6473preserve_env PKG_CONFIG 6474preserve_env PKG_CONFIG_LIBDIR 6475preserve_env PKG_CONFIG_PATH 6476preserve_env PYTHON 6477preserve_env SDL2_CONFIG 6478preserve_env SMBD 6479preserve_env STRIP 6480preserve_env WINDRES 6481 6482printf "exec" >>config.status 6483for i in "$0" "$@"; do 6484 test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status 6485done 6486echo ' "$@"' >>config.status 6487chmod +x config.status 6488 6489rm -r "$TMPDIR1" 6490