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 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=gnu11/-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 "$1" >/dev/null 2>&1 198} 199 200version_ge () { 201 local_ver1=$(expr "$1" : '\([0-9.]*\)' | 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" "$PWD" | grep -q "[[:space:]:]"; 232then 233 error_exit "main directory cannot contain spaces nor colons" 234fi 235 236# default parameters 237cpu="" 238iasl="iasl" 239interp_prefix="/usr/gnemul/qemu-%M" 240static="no" 241cross_compile="no" 242cross_prefix="" 243audio_drv_list="" 244block_drv_rw_whitelist="" 245block_drv_ro_whitelist="" 246block_drv_whitelist_tools="no" 247host_cc="cc" 248audio_win_int="" 249libs_qga="" 250debug_info="yes" 251lto="false" 252stack_protector="" 253safe_stack="" 254use_containers="yes" 255gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb") 256 257if test -e "$source_path/.git" 258then 259 git_submodules_action="update" 260else 261 git_submodules_action="ignore" 262fi 263 264git_submodules="ui/keycodemapdb" 265git="git" 266 267# Don't accept a target_list environment variable. 268unset target_list 269unset target_list_exclude 270 271# Default value for a variable defining feature "foo". 272# * foo="no" feature will only be used if --enable-foo arg is given 273# * foo="" feature will be searched for, and if found, will be used 274# unless --disable-foo is given 275# * foo="yes" this value will only be set by --enable-foo flag. 276# feature will searched for, 277# if not found, configure exits with error 278# 279# Always add --enable-foo and --disable-foo command line args. 280# Distributions want to ensure that several features are compiled in, and it 281# is impossible without a --enable-foo that exits if a feature is not found. 282 283default_feature="" 284# parse CC options second 285for opt do 286 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 287 case "$opt" in 288 --without-default-features) 289 default_feature="no" 290 ;; 291 esac 292done 293 294brlapi="auto" 295curl="auto" 296iconv="auto" 297curses="auto" 298docs="auto" 299fdt="auto" 300netmap="no" 301sdl="auto" 302sdl_image="auto" 303coreaudio="auto" 304virtiofsd="auto" 305virtfs="auto" 306libudev="auto" 307mpath="auto" 308vnc="enabled" 309sparse="auto" 310vde="$default_feature" 311vnc_sasl="auto" 312vnc_jpeg="auto" 313vnc_png="auto" 314xkbcommon="auto" 315xen="$default_feature" 316xen_ctrl_version="$default_feature" 317xen_pci_passthrough="auto" 318linux_aio="$default_feature" 319linux_io_uring="auto" 320cap_ng="auto" 321attr="auto" 322xfs="$default_feature" 323tcg="enabled" 324membarrier="$default_feature" 325vhost_net="$default_feature" 326vhost_crypto="$default_feature" 327vhost_scsi="$default_feature" 328vhost_vsock="$default_feature" 329vhost_user="no" 330vhost_user_blk_server="auto" 331vhost_user_fs="$default_feature" 332bpf="auto" 333kvm="auto" 334hax="auto" 335hvf="auto" 336whpx="auto" 337nvmm="auto" 338rdma="$default_feature" 339pvrdma="$default_feature" 340gprof="no" 341debug_tcg="no" 342debug="no" 343sanitizers="no" 344tsan="no" 345fortify_source="$default_feature" 346strip_opt="yes" 347tcg_interpreter="false" 348bigendian="no" 349mingw32="no" 350gcov="no" 351EXESUF="" 352HOST_DSOSUF=".so" 353modules="no" 354module_upgrades="no" 355prefix="/usr/local" 356qemu_suffix="qemu" 357slirp="auto" 358oss_lib="" 359bsd="no" 360linux="no" 361solaris="no" 362profiler="no" 363cocoa="auto" 364softmmu="yes" 365linux_user="no" 366bsd_user="no" 367blobs="true" 368pkgversion="" 369pie="" 370qom_cast_debug="yes" 371trace_backends="log" 372trace_file="trace" 373spice="$default_feature" 374spice_protocol="auto" 375rbd="auto" 376smartcard="auto" 377u2f="auto" 378libusb="auto" 379usb_redir="auto" 380opengl="$default_feature" 381cpuid_h="no" 382avx2_opt="$default_feature" 383capstone="auto" 384lzo="auto" 385snappy="auto" 386bzip2="auto" 387lzfse="auto" 388zstd="auto" 389guest_agent="$default_feature" 390guest_agent_with_vss="no" 391guest_agent_ntddscsi="no" 392guest_agent_msi="auto" 393vss_win32_sdk="$default_feature" 394win_sdk="no" 395want_tools="$default_feature" 396libiscsi="auto" 397libnfs="auto" 398coroutine="" 399coroutine_pool="$default_feature" 400debug_stack_usage="no" 401crypto_afalg="no" 402cfi="false" 403cfi_debug="false" 404seccomp="auto" 405glusterfs="auto" 406gtk="auto" 407tls_priority="NORMAL" 408gnutls="auto" 409nettle="auto" 410gcrypt="auto" 411auth_pam="auto" 412vte="auto" 413virglrenderer="auto" 414tpm="$default_feature" 415libssh="$default_feature" 416live_block_migration=${default_feature:-yes} 417numa="$default_feature" 418tcmalloc="no" 419jemalloc="no" 420replication=${default_feature:-yes} 421bochs=${default_feature:-yes} 422cloop=${default_feature:-yes} 423dmg=${default_feature:-yes} 424qcow1=${default_feature:-yes} 425vdi=${default_feature:-yes} 426vvfat=${default_feature:-yes} 427qed=${default_feature:-yes} 428parallels=${default_feature:-yes} 429libxml2="auto" 430debug_mutex="no" 431libpmem="auto" 432default_devices="true" 433plugins="$default_feature" 434fuzzing="no" 435rng_none="no" 436secret_keyring="$default_feature" 437libdaxctl="auto" 438meson="" 439ninja="" 440skip_meson=no 441gettext="auto" 442fuse="auto" 443fuse_lseek="auto" 444multiprocess="auto" 445slirp_smbd="$default_feature" 446 447malloc_trim="auto" 448gio="$default_feature" 449 450# parse CC options second 451for opt do 452 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 453 case "$opt" in 454 --cross-prefix=*) cross_prefix="$optarg" 455 cross_compile="yes" 456 ;; 457 --cc=*) CC="$optarg" 458 ;; 459 --cxx=*) CXX="$optarg" 460 ;; 461 --cpu=*) cpu="$optarg" 462 ;; 463 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg" 464 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg" 465 ;; 466 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg" 467 ;; 468 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg" 469 EXTRA_LDFLAGS="$optarg" 470 ;; 471 --enable-debug-info) debug_info="yes" 472 ;; 473 --disable-debug-info) debug_info="no" 474 ;; 475 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option" 476 ;; 477 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*} 478 eval "cross_cc_cflags_${cc_arch}=\$optarg" 479 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}" 480 ;; 481 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*} 482 cc_archs="$cc_archs $cc_arch" 483 eval "cross_cc_${cc_arch}=\$optarg" 484 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}" 485 ;; 486 esac 487done 488# OS specific 489# Using uname is really, really broken. Once we have the right set of checks 490# we can eliminate its usage altogether. 491 492# Preferred compiler: 493# ${CC} (if set) 494# ${cross_prefix}gcc (if cross-prefix specified) 495# system compiler 496if test -z "${CC}${cross_prefix}"; then 497 cc="$host_cc" 498else 499 cc="${CC-${cross_prefix}gcc}" 500fi 501 502if test -z "${CXX}${cross_prefix}"; then 503 cxx="c++" 504else 505 cxx="${CXX-${cross_prefix}g++}" 506fi 507 508ar="${AR-${cross_prefix}ar}" 509as="${AS-${cross_prefix}as}" 510ccas="${CCAS-$cc}" 511cpp="${CPP-$cc -E}" 512objcopy="${OBJCOPY-${cross_prefix}objcopy}" 513ld="${LD-${cross_prefix}ld}" 514ranlib="${RANLIB-${cross_prefix}ranlib}" 515nm="${NM-${cross_prefix}nm}" 516strip="${STRIP-${cross_prefix}strip}" 517windres="${WINDRES-${cross_prefix}windres}" 518pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}" 519query_pkg_config() { 520 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@" 521} 522pkg_config=query_pkg_config 523sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}" 524 525# default flags for all hosts 526# We use -fwrapv to tell the compiler that we require a C dialect where 527# left shift of signed integers is well defined and has the expected 528# 2s-complement style results. (Both clang and gcc agree that it 529# provides these semantics.) 530QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS" 531QEMU_CFLAGS="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS" 532QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS" 533QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS" 534 535# Flags that are needed during configure but later taken care of by Meson 536CONFIGURE_CFLAGS="-std=gnu11 -Wall" 537CONFIGURE_LDFLAGS= 538 539 540check_define() { 541cat > $TMPC <<EOF 542#if !defined($1) 543#error $1 not defined 544#endif 545int main(void) { return 0; } 546EOF 547 compile_object 548} 549 550check_include() { 551cat > $TMPC <<EOF 552#include <$1> 553int main(void) { return 0; } 554EOF 555 compile_object 556} 557 558write_c_skeleton() { 559 cat > $TMPC <<EOF 560int main(void) { return 0; } 561EOF 562} 563 564write_c_fuzzer_skeleton() { 565 cat > $TMPC <<EOF 566#include <stdint.h> 567#include <sys/types.h> 568int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size); 569int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; } 570EOF 571} 572 573if check_define __linux__ ; then 574 targetos="Linux" 575elif check_define _WIN32 ; then 576 targetos='MINGW32' 577elif check_define __OpenBSD__ ; then 578 targetos='OpenBSD' 579elif check_define __sun__ ; then 580 targetos='SunOS' 581elif check_define __HAIKU__ ; then 582 targetos='Haiku' 583elif check_define __FreeBSD__ ; then 584 targetos='FreeBSD' 585elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then 586 targetos='GNU/kFreeBSD' 587elif check_define __DragonFly__ ; then 588 targetos='DragonFly' 589elif check_define __NetBSD__; then 590 targetos='NetBSD' 591elif check_define __APPLE__; then 592 targetos='Darwin' 593else 594 # This is a fatal error, but don't report it yet, because we 595 # might be going to just print the --help text, or it might 596 # be the result of a missing compiler. 597 targetos='bogus' 598fi 599 600# Some host OSes need non-standard checks for which CPU to use. 601# Note that these checks are broken for cross-compilation: if you're 602# cross-compiling to one of these OSes then you'll need to specify 603# the correct CPU with the --cpu option. 604case $targetos in 605Darwin) 606 HOST_DSOSUF=".dylib" 607 ;; 608SunOS) 609 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo 610 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then 611 cpu="x86_64" 612 fi 613esac 614 615if test ! -z "$cpu" ; then 616 # command line argument 617 : 618elif check_define __i386__ ; then 619 cpu="i386" 620elif check_define __x86_64__ ; then 621 if check_define __ILP32__ ; then 622 cpu="x32" 623 else 624 cpu="x86_64" 625 fi 626elif check_define __sparc__ ; then 627 if check_define __arch64__ ; then 628 cpu="sparc64" 629 else 630 cpu="sparc" 631 fi 632elif check_define _ARCH_PPC ; then 633 if check_define _ARCH_PPC64 ; then 634 if check_define _LITTLE_ENDIAN ; then 635 cpu="ppc64le" 636 else 637 cpu="ppc64" 638 fi 639 else 640 cpu="ppc" 641 fi 642elif check_define __mips__ ; then 643 cpu="mips" 644elif check_define __s390__ ; then 645 if check_define __s390x__ ; then 646 cpu="s390x" 647 else 648 cpu="s390" 649 fi 650elif check_define __riscv ; then 651 if check_define _LP64 ; then 652 cpu="riscv64" 653 else 654 cpu="riscv32" 655 fi 656elif check_define __arm__ ; then 657 cpu="arm" 658elif check_define __aarch64__ ; then 659 cpu="aarch64" 660else 661 cpu=$(uname -m) 662fi 663 664ARCH= 665# Normalise host CPU name and set ARCH. 666# Note that this case should only have supported host CPUs, not guests. 667case "$cpu" in 668 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64) 669 ;; 670 ppc64le) 671 ARCH="ppc64" 672 ;; 673 i386|i486|i586|i686|i86pc|BePC) 674 cpu="i386" 675 ;; 676 x86_64|amd64) 677 cpu="x86_64" 678 ;; 679 armv*b|armv*l|arm) 680 cpu="arm" 681 ;; 682 aarch64) 683 cpu="aarch64" 684 ;; 685 mips*) 686 cpu="mips" 687 ;; 688 sparc|sun4[cdmuv]) 689 cpu="sparc" 690 ;; 691 *) 692 # This will result in either an error or falling back to TCI later 693 ARCH=unknown 694 ;; 695esac 696if test -z "$ARCH"; then 697 ARCH="$cpu" 698fi 699 700# OS specific 701 702case $targetos in 703MINGW32*) 704 mingw32="yes" 705 audio_possible_drivers="dsound sdl" 706 if check_include dsound.h; then 707 audio_drv_list="dsound" 708 else 709 audio_drv_list="" 710 fi 711 supported_os="yes" 712 plugins="no" 713 pie="no" 714;; 715GNU/kFreeBSD) 716 bsd="yes" 717 audio_drv_list="oss try-sdl" 718 audio_possible_drivers="oss sdl pa" 719;; 720FreeBSD) 721 bsd="yes" 722 make="${MAKE-gmake}" 723 audio_drv_list="oss try-sdl" 724 audio_possible_drivers="oss sdl pa" 725 # needed for kinfo_getvmmap(3) in libutil.h 726 netmap="" # enable netmap autodetect 727;; 728DragonFly) 729 bsd="yes" 730 make="${MAKE-gmake}" 731 audio_drv_list="oss try-sdl" 732 audio_possible_drivers="oss sdl pa" 733;; 734NetBSD) 735 bsd="yes" 736 make="${MAKE-gmake}" 737 audio_drv_list="oss try-sdl" 738 audio_possible_drivers="oss sdl" 739 oss_lib="-lossaudio" 740;; 741OpenBSD) 742 bsd="yes" 743 make="${MAKE-gmake}" 744 audio_drv_list="try-sdl" 745 audio_possible_drivers="sdl" 746;; 747Darwin) 748 bsd="yes" 749 darwin="yes" 750 audio_drv_list="try-coreaudio try-sdl" 751 audio_possible_drivers="coreaudio sdl" 752 # Disable attempts to use ObjectiveC features in os/object.h since they 753 # won't work when we're compiling with gcc as a C compiler. 754 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS" 755;; 756SunOS) 757 solaris="yes" 758 make="${MAKE-gmake}" 759 smbd="${SMBD-/usr/sfw/sbin/smbd}" 760 if test -f /usr/include/sys/soundcard.h ; then 761 audio_drv_list="oss try-sdl" 762 fi 763 audio_possible_drivers="oss sdl" 764# needed for CMSG_ macros in sys/socket.h 765 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS" 766# needed for TIOCWIN* defines in termios.h 767 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS" 768;; 769Haiku) 770 haiku="yes" 771 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -D_BSD_SOURCE $QEMU_CFLAGS" 772;; 773Linux) 774 audio_drv_list="try-pa oss" 775 audio_possible_drivers="oss alsa sdl pa" 776 linux="yes" 777 linux_user="yes" 778 vhost_user=${default_feature:-yes} 779;; 780esac 781 782if [ "$bsd" = "yes" ] ; then 783 if [ "$darwin" != "yes" ] ; then 784 bsd_user="yes" 785 fi 786fi 787 788: ${make=${MAKE-make}} 789 790# We prefer python 3.x. A bare 'python' is traditionally 791# python 2.x, but some distros have it as python 3.x, so 792# we check that too 793python= 794explicit_python=no 795for binary in "${PYTHON-python3}" python 796do 797 if has "$binary" 798 then 799 python=$(command -v "$binary") 800 break 801 fi 802done 803 804 805# Check for ancillary tools used in testing 806genisoimage= 807for binary in genisoimage mkisofs 808do 809 if has $binary 810 then 811 genisoimage=$(command -v "$binary") 812 break 813 fi 814done 815 816# Default objcc to clang if available, otherwise use CC 817if has clang; then 818 objcc=clang 819else 820 objcc="$cc" 821fi 822 823if test "$mingw32" = "yes" ; then 824 EXESUF=".exe" 825 HOST_DSOSUF=".dll" 826 # MinGW needs -mthreads for TLS and macro _MT. 827 CONFIGURE_CFLAGS="-mthreads $CONFIGURE_CFLAGS" 828 write_c_skeleton; 829 prefix="/qemu" 830 qemu_suffix="" 831 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga" 832fi 833 834werror="" 835 836for opt do 837 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 838 case "$opt" in 839 --help|-h) show_help=yes 840 ;; 841 --version|-V) exec cat $source_path/VERSION 842 ;; 843 --prefix=*) prefix="$optarg" 844 ;; 845 --interp-prefix=*) interp_prefix="$optarg" 846 ;; 847 --cross-prefix=*) 848 ;; 849 --cc=*) 850 ;; 851 --host-cc=*) host_cc="$optarg" 852 ;; 853 --cxx=*) 854 ;; 855 --iasl=*) iasl="$optarg" 856 ;; 857 --objcc=*) objcc="$optarg" 858 ;; 859 --make=*) make="$optarg" 860 ;; 861 --install=*) 862 ;; 863 --python=*) python="$optarg" ; explicit_python=yes 864 ;; 865 --sphinx-build=*) sphinx_build="$optarg" 866 ;; 867 --skip-meson) skip_meson=yes 868 ;; 869 --meson=*) meson="$optarg" 870 ;; 871 --ninja=*) ninja="$optarg" 872 ;; 873 --smbd=*) smbd="$optarg" 874 ;; 875 --extra-cflags=*) 876 ;; 877 --extra-cxxflags=*) 878 ;; 879 --extra-ldflags=*) 880 ;; 881 --enable-debug-info) 882 ;; 883 --disable-debug-info) 884 ;; 885 --cross-cc-*) 886 ;; 887 --enable-modules) 888 modules="yes" 889 ;; 890 --disable-modules) 891 modules="no" 892 ;; 893 --disable-module-upgrades) module_upgrades="no" 894 ;; 895 --enable-module-upgrades) module_upgrades="yes" 896 ;; 897 --cpu=*) 898 ;; 899 --target-list=*) target_list="$optarg" 900 if test "$target_list_exclude"; then 901 error_exit "Can't mix --target-list with --target-list-exclude" 902 fi 903 ;; 904 --target-list-exclude=*) target_list_exclude="$optarg" 905 if test "$target_list"; then 906 error_exit "Can't mix --target-list-exclude with --target-list" 907 fi 908 ;; 909 --enable-trace-backends=*) trace_backends="$optarg" 910 ;; 911 # XXX: backwards compatibility 912 --enable-trace-backend=*) trace_backends="$optarg" 913 ;; 914 --with-trace-file=*) trace_file="$optarg" 915 ;; 916 --with-default-devices) default_devices="true" 917 ;; 918 --without-default-devices) default_devices="false" 919 ;; 920 --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option" 921 ;; 922 --with-devices-*) device_arch=${opt#--with-devices-}; 923 device_arch=${device_arch%%=*} 924 cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak 925 if test -f "$cf"; then 926 device_archs="$device_archs $device_arch" 927 eval "devices_${device_arch}=\$optarg" 928 else 929 error_exit "File $cf does not exist" 930 fi 931 ;; 932 --without-default-features) # processed above 933 ;; 934 --enable-gprof) gprof="yes" 935 ;; 936 --enable-gcov) gcov="yes" 937 ;; 938 --static) 939 static="yes" 940 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS" 941 ;; 942 --mandir=*) mandir="$optarg" 943 ;; 944 --bindir=*) bindir="$optarg" 945 ;; 946 --libdir=*) libdir="$optarg" 947 ;; 948 --libexecdir=*) libexecdir="$optarg" 949 ;; 950 --includedir=*) includedir="$optarg" 951 ;; 952 --datadir=*) datadir="$optarg" 953 ;; 954 --with-suffix=*) qemu_suffix="$optarg" 955 ;; 956 --docdir=*) docdir="$optarg" 957 ;; 958 --localedir=*) localedir="$optarg" 959 ;; 960 --sysconfdir=*) sysconfdir="$optarg" 961 ;; 962 --localstatedir=*) local_statedir="$optarg" 963 ;; 964 --firmwarepath=*) firmwarepath="$optarg" 965 ;; 966 --host=*|--build=*|\ 967 --disable-dependency-tracking|\ 968 --sbindir=*|--sharedstatedir=*|\ 969 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 970 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 971 # These switches are silently ignored, for compatibility with 972 # autoconf-generated configure scripts. This allows QEMU's 973 # configure to be used by RPM and similar macros that set 974 # lots of directory switches by default. 975 ;; 976 --disable-sdl) sdl="disabled" 977 ;; 978 --enable-sdl) sdl="enabled" 979 ;; 980 --disable-sdl-image) sdl_image="disabled" 981 ;; 982 --enable-sdl-image) sdl_image="enabled" 983 ;; 984 --disable-qom-cast-debug) qom_cast_debug="no" 985 ;; 986 --enable-qom-cast-debug) qom_cast_debug="yes" 987 ;; 988 --disable-virtfs) virtfs="disabled" 989 ;; 990 --enable-virtfs) virtfs="enabled" 991 ;; 992 --disable-libudev) libudev="disabled" 993 ;; 994 --enable-libudev) libudev="enabled" 995 ;; 996 --disable-virtiofsd) virtiofsd="disabled" 997 ;; 998 --enable-virtiofsd) virtiofsd="enabled" 999 ;; 1000 --disable-mpath) mpath="disabled" 1001 ;; 1002 --enable-mpath) mpath="enabled" 1003 ;; 1004 --disable-vnc) vnc="disabled" 1005 ;; 1006 --enable-vnc) vnc="enabled" 1007 ;; 1008 --disable-gettext) gettext="disabled" 1009 ;; 1010 --enable-gettext) gettext="enabled" 1011 ;; 1012 --oss-lib=*) oss_lib="$optarg" 1013 ;; 1014 --audio-drv-list=*) audio_drv_list="$optarg" 1015 ;; 1016 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g') 1017 ;; 1018 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g') 1019 ;; 1020 --enable-block-drv-whitelist-in-tools) block_drv_whitelist_tools="yes" 1021 ;; 1022 --disable-block-drv-whitelist-in-tools) block_drv_whitelist_tools="no" 1023 ;; 1024 --enable-debug-tcg) debug_tcg="yes" 1025 ;; 1026 --disable-debug-tcg) debug_tcg="no" 1027 ;; 1028 --enable-debug) 1029 # Enable debugging options that aren't excessively noisy 1030 debug_tcg="yes" 1031 debug_mutex="yes" 1032 debug="yes" 1033 strip_opt="no" 1034 fortify_source="no" 1035 ;; 1036 --enable-sanitizers) sanitizers="yes" 1037 ;; 1038 --disable-sanitizers) sanitizers="no" 1039 ;; 1040 --enable-tsan) tsan="yes" 1041 ;; 1042 --disable-tsan) tsan="no" 1043 ;; 1044 --enable-sparse) sparse="enabled" 1045 ;; 1046 --disable-sparse) sparse="disabled" 1047 ;; 1048 --disable-strip) strip_opt="no" 1049 ;; 1050 --disable-vnc-sasl) vnc_sasl="disabled" 1051 ;; 1052 --enable-vnc-sasl) vnc_sasl="enabled" 1053 ;; 1054 --disable-vnc-jpeg) vnc_jpeg="disabled" 1055 ;; 1056 --enable-vnc-jpeg) vnc_jpeg="enabled" 1057 ;; 1058 --disable-vnc-png) vnc_png="disabled" 1059 ;; 1060 --enable-vnc-png) vnc_png="enabled" 1061 ;; 1062 --disable-slirp) slirp="disabled" 1063 ;; 1064 --enable-slirp) slirp="enabled" 1065 ;; 1066 --enable-slirp=git) slirp="internal" 1067 ;; 1068 --enable-slirp=system) slirp="system" 1069 ;; 1070 --disable-vde) vde="no" 1071 ;; 1072 --enable-vde) vde="yes" 1073 ;; 1074 --disable-netmap) netmap="no" 1075 ;; 1076 --enable-netmap) netmap="yes" 1077 ;; 1078 --disable-xen) xen="disabled" 1079 ;; 1080 --enable-xen) xen="enabled" 1081 ;; 1082 --disable-xen-pci-passthrough) xen_pci_passthrough="disabled" 1083 ;; 1084 --enable-xen-pci-passthrough) xen_pci_passthrough="enabled" 1085 ;; 1086 --disable-brlapi) brlapi="disabled" 1087 ;; 1088 --enable-brlapi) brlapi="enabled" 1089 ;; 1090 --disable-kvm) kvm="disabled" 1091 ;; 1092 --enable-kvm) kvm="enabled" 1093 ;; 1094 --disable-hax) hax="disabled" 1095 ;; 1096 --enable-hax) hax="enabled" 1097 ;; 1098 --disable-hvf) hvf="disabled" 1099 ;; 1100 --enable-hvf) hvf="enabled" 1101 ;; 1102 --disable-nvmm) nvmm="disabled" 1103 ;; 1104 --enable-nvmm) nvmm="enabled" 1105 ;; 1106 --disable-whpx) whpx="disabled" 1107 ;; 1108 --enable-whpx) whpx="enabled" 1109 ;; 1110 --disable-tcg-interpreter) tcg_interpreter="false" 1111 ;; 1112 --enable-tcg-interpreter) tcg_interpreter="true" 1113 ;; 1114 --disable-cap-ng) cap_ng="disabled" 1115 ;; 1116 --enable-cap-ng) cap_ng="enabled" 1117 ;; 1118 --disable-tcg) tcg="disabled" 1119 plugins="no" 1120 ;; 1121 --enable-tcg) tcg="enabled" 1122 ;; 1123 --disable-malloc-trim) malloc_trim="disabled" 1124 ;; 1125 --enable-malloc-trim) malloc_trim="enabled" 1126 ;; 1127 --disable-spice) spice="no" 1128 ;; 1129 --enable-spice) 1130 spice_protocol="yes" 1131 spice="yes" 1132 ;; 1133 --disable-spice-protocol) 1134 spice_protocol="no" 1135 spice="no" 1136 ;; 1137 --enable-spice-protocol) spice_protocol="yes" 1138 ;; 1139 --disable-libiscsi) libiscsi="disabled" 1140 ;; 1141 --enable-libiscsi) libiscsi="enabled" 1142 ;; 1143 --disable-libnfs) libnfs="disabled" 1144 ;; 1145 --enable-libnfs) libnfs="enabled" 1146 ;; 1147 --enable-profiler) profiler="yes" 1148 ;; 1149 --disable-cocoa) cocoa="disabled" 1150 ;; 1151 --enable-cocoa) cocoa="enabled" 1152 ;; 1153 --disable-system) softmmu="no" 1154 ;; 1155 --enable-system) softmmu="yes" 1156 ;; 1157 --disable-user) 1158 linux_user="no" ; 1159 bsd_user="no" ; 1160 ;; 1161 --enable-user) ;; 1162 --disable-linux-user) linux_user="no" 1163 ;; 1164 --enable-linux-user) linux_user="yes" 1165 ;; 1166 --disable-bsd-user) bsd_user="no" 1167 ;; 1168 --enable-bsd-user) bsd_user="yes" 1169 ;; 1170 --enable-pie) pie="yes" 1171 ;; 1172 --disable-pie) pie="no" 1173 ;; 1174 --enable-werror) werror="yes" 1175 ;; 1176 --disable-werror) werror="no" 1177 ;; 1178 --enable-lto) lto="true" 1179 ;; 1180 --disable-lto) lto="false" 1181 ;; 1182 --enable-stack-protector) stack_protector="yes" 1183 ;; 1184 --disable-stack-protector) stack_protector="no" 1185 ;; 1186 --enable-safe-stack) safe_stack="yes" 1187 ;; 1188 --disable-safe-stack) safe_stack="no" 1189 ;; 1190 --enable-cfi) 1191 cfi="true"; 1192 lto="true"; 1193 ;; 1194 --disable-cfi) cfi="false" 1195 ;; 1196 --enable-cfi-debug) cfi_debug="true" 1197 ;; 1198 --disable-cfi-debug) cfi_debug="false" 1199 ;; 1200 --disable-curses) curses="disabled" 1201 ;; 1202 --enable-curses) curses="enabled" 1203 ;; 1204 --disable-iconv) iconv="disabled" 1205 ;; 1206 --enable-iconv) iconv="enabled" 1207 ;; 1208 --disable-curl) curl="disabled" 1209 ;; 1210 --enable-curl) curl="enabled" 1211 ;; 1212 --disable-fdt) fdt="disabled" 1213 ;; 1214 --enable-fdt) fdt="enabled" 1215 ;; 1216 --enable-fdt=git) fdt="internal" 1217 ;; 1218 --enable-fdt=system) fdt="system" 1219 ;; 1220 --disable-linux-aio) linux_aio="no" 1221 ;; 1222 --enable-linux-aio) linux_aio="yes" 1223 ;; 1224 --disable-linux-io-uring) linux_io_uring="disabled" 1225 ;; 1226 --enable-linux-io-uring) linux_io_uring="enabled" 1227 ;; 1228 --disable-attr) attr="disabled" 1229 ;; 1230 --enable-attr) attr="enabled" 1231 ;; 1232 --disable-membarrier) membarrier="no" 1233 ;; 1234 --enable-membarrier) membarrier="yes" 1235 ;; 1236 --disable-bpf) bpf="disabled" 1237 ;; 1238 --enable-bpf) bpf="enabled" 1239 ;; 1240 --disable-blobs) blobs="false" 1241 ;; 1242 --with-pkgversion=*) pkgversion="$optarg" 1243 ;; 1244 --with-coroutine=*) coroutine="$optarg" 1245 ;; 1246 --disable-coroutine-pool) coroutine_pool="no" 1247 ;; 1248 --enable-coroutine-pool) coroutine_pool="yes" 1249 ;; 1250 --enable-debug-stack-usage) debug_stack_usage="yes" 1251 ;; 1252 --enable-crypto-afalg) crypto_afalg="yes" 1253 ;; 1254 --disable-crypto-afalg) crypto_afalg="no" 1255 ;; 1256 --disable-docs) docs="disabled" 1257 ;; 1258 --enable-docs) docs="enabled" 1259 ;; 1260 --disable-vhost-net) vhost_net="no" 1261 ;; 1262 --enable-vhost-net) vhost_net="yes" 1263 ;; 1264 --disable-vhost-crypto) vhost_crypto="no" 1265 ;; 1266 --enable-vhost-crypto) vhost_crypto="yes" 1267 ;; 1268 --disable-vhost-scsi) vhost_scsi="no" 1269 ;; 1270 --enable-vhost-scsi) vhost_scsi="yes" 1271 ;; 1272 --disable-vhost-vsock) vhost_vsock="no" 1273 ;; 1274 --enable-vhost-vsock) vhost_vsock="yes" 1275 ;; 1276 --disable-vhost-user-blk-server) vhost_user_blk_server="disabled" 1277 ;; 1278 --enable-vhost-user-blk-server) vhost_user_blk_server="enabled" 1279 ;; 1280 --disable-vhost-user-fs) vhost_user_fs="no" 1281 ;; 1282 --enable-vhost-user-fs) vhost_user_fs="yes" 1283 ;; 1284 --disable-opengl) opengl="no" 1285 ;; 1286 --enable-opengl) opengl="yes" 1287 ;; 1288 --disable-rbd) rbd="disabled" 1289 ;; 1290 --enable-rbd) rbd="enabled" 1291 ;; 1292 --disable-xfsctl) xfs="no" 1293 ;; 1294 --enable-xfsctl) xfs="yes" 1295 ;; 1296 --disable-smartcard) smartcard="disabled" 1297 ;; 1298 --enable-smartcard) smartcard="enabled" 1299 ;; 1300 --disable-u2f) u2f="disabled" 1301 ;; 1302 --enable-u2f) u2f="enabled" 1303 ;; 1304 --disable-libusb) libusb="disabled" 1305 ;; 1306 --enable-libusb) libusb="enabled" 1307 ;; 1308 --disable-usb-redir) usb_redir="disabled" 1309 ;; 1310 --enable-usb-redir) usb_redir="enabled" 1311 ;; 1312 --disable-zlib-test) 1313 ;; 1314 --disable-lzo) lzo="disabled" 1315 ;; 1316 --enable-lzo) lzo="enabled" 1317 ;; 1318 --disable-snappy) snappy="disabled" 1319 ;; 1320 --enable-snappy) snappy="enabled" 1321 ;; 1322 --disable-bzip2) bzip2="disabled" 1323 ;; 1324 --enable-bzip2) bzip2="enabled" 1325 ;; 1326 --enable-lzfse) lzfse="enabled" 1327 ;; 1328 --disable-lzfse) lzfse="disabled" 1329 ;; 1330 --disable-zstd) zstd="disabled" 1331 ;; 1332 --enable-zstd) zstd="enabled" 1333 ;; 1334 --enable-guest-agent) guest_agent="yes" 1335 ;; 1336 --disable-guest-agent) guest_agent="no" 1337 ;; 1338 --enable-guest-agent-msi) guest_agent_msi="enabled" 1339 ;; 1340 --disable-guest-agent-msi) guest_agent_msi="disabled" 1341 ;; 1342 --with-vss-sdk) vss_win32_sdk="" 1343 ;; 1344 --with-vss-sdk=*) vss_win32_sdk="$optarg" 1345 ;; 1346 --without-vss-sdk) vss_win32_sdk="no" 1347 ;; 1348 --with-win-sdk) win_sdk="" 1349 ;; 1350 --with-win-sdk=*) win_sdk="$optarg" 1351 ;; 1352 --without-win-sdk) win_sdk="no" 1353 ;; 1354 --enable-tools) want_tools="yes" 1355 ;; 1356 --disable-tools) want_tools="no" 1357 ;; 1358 --enable-seccomp) seccomp="enabled" 1359 ;; 1360 --disable-seccomp) seccomp="disabled" 1361 ;; 1362 --disable-glusterfs) glusterfs="disabled" 1363 ;; 1364 --disable-avx2) avx2_opt="no" 1365 ;; 1366 --enable-avx2) avx2_opt="yes" 1367 ;; 1368 --disable-avx512f) avx512f_opt="no" 1369 ;; 1370 --enable-avx512f) avx512f_opt="yes" 1371 ;; 1372 1373 --enable-glusterfs) glusterfs="enabled" 1374 ;; 1375 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane) 1376 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2 1377 ;; 1378 --enable-vhdx|--disable-vhdx) 1379 echo "$0: $opt is obsolete, VHDX driver is always built" >&2 1380 ;; 1381 --enable-uuid|--disable-uuid) 1382 echo "$0: $opt is obsolete, UUID support is always built" >&2 1383 ;; 1384 --disable-gtk) gtk="disabled" 1385 ;; 1386 --enable-gtk) gtk="enabled" 1387 ;; 1388 --tls-priority=*) tls_priority="$optarg" 1389 ;; 1390 --disable-gnutls) gnutls="disabled" 1391 ;; 1392 --enable-gnutls) gnutls="enabled" 1393 ;; 1394 --disable-nettle) nettle="disabled" 1395 ;; 1396 --enable-nettle) nettle="enabled" 1397 ;; 1398 --disable-gcrypt) gcrypt="disabled" 1399 ;; 1400 --enable-gcrypt) gcrypt="enabled" 1401 ;; 1402 --disable-auth-pam) auth_pam="disabled" 1403 ;; 1404 --enable-auth-pam) auth_pam="enabled" 1405 ;; 1406 --enable-rdma) rdma="yes" 1407 ;; 1408 --disable-rdma) rdma="no" 1409 ;; 1410 --enable-pvrdma) pvrdma="yes" 1411 ;; 1412 --disable-pvrdma) pvrdma="no" 1413 ;; 1414 --disable-vte) vte="disabled" 1415 ;; 1416 --enable-vte) vte="enabled" 1417 ;; 1418 --disable-virglrenderer) virglrenderer="disabled" 1419 ;; 1420 --enable-virglrenderer) virglrenderer="enabled" 1421 ;; 1422 --disable-tpm) tpm="no" 1423 ;; 1424 --enable-tpm) tpm="yes" 1425 ;; 1426 --disable-libssh) libssh="no" 1427 ;; 1428 --enable-libssh) libssh="yes" 1429 ;; 1430 --disable-live-block-migration) live_block_migration="no" 1431 ;; 1432 --enable-live-block-migration) live_block_migration="yes" 1433 ;; 1434 --disable-numa) numa="no" 1435 ;; 1436 --enable-numa) numa="yes" 1437 ;; 1438 --disable-libxml2) libxml2="disabled" 1439 ;; 1440 --enable-libxml2) libxml2="enabled" 1441 ;; 1442 --disable-tcmalloc) tcmalloc="no" 1443 ;; 1444 --enable-tcmalloc) tcmalloc="yes" 1445 ;; 1446 --disable-jemalloc) jemalloc="no" 1447 ;; 1448 --enable-jemalloc) jemalloc="yes" 1449 ;; 1450 --disable-replication) replication="no" 1451 ;; 1452 --enable-replication) replication="yes" 1453 ;; 1454 --disable-bochs) bochs="no" 1455 ;; 1456 --enable-bochs) bochs="yes" 1457 ;; 1458 --disable-cloop) cloop="no" 1459 ;; 1460 --enable-cloop) cloop="yes" 1461 ;; 1462 --disable-dmg) dmg="no" 1463 ;; 1464 --enable-dmg) dmg="yes" 1465 ;; 1466 --disable-qcow1) qcow1="no" 1467 ;; 1468 --enable-qcow1) qcow1="yes" 1469 ;; 1470 --disable-vdi) vdi="no" 1471 ;; 1472 --enable-vdi) vdi="yes" 1473 ;; 1474 --disable-vvfat) vvfat="no" 1475 ;; 1476 --enable-vvfat) vvfat="yes" 1477 ;; 1478 --disable-qed) qed="no" 1479 ;; 1480 --enable-qed) qed="yes" 1481 ;; 1482 --disable-parallels) parallels="no" 1483 ;; 1484 --enable-parallels) parallels="yes" 1485 ;; 1486 --disable-vhost-user) vhost_user="no" 1487 ;; 1488 --enable-vhost-user) vhost_user="yes" 1489 ;; 1490 --disable-vhost-vdpa) vhost_vdpa="no" 1491 ;; 1492 --enable-vhost-vdpa) vhost_vdpa="yes" 1493 ;; 1494 --disable-vhost-kernel) vhost_kernel="no" 1495 ;; 1496 --enable-vhost-kernel) vhost_kernel="yes" 1497 ;; 1498 --disable-capstone) capstone="disabled" 1499 ;; 1500 --enable-capstone) capstone="enabled" 1501 ;; 1502 --enable-capstone=git) capstone="internal" 1503 ;; 1504 --enable-capstone=system) capstone="system" 1505 ;; 1506 --with-git=*) git="$optarg" 1507 ;; 1508 --enable-git-update) 1509 git_submodules_action="update" 1510 echo "--enable-git-update deprecated, use --with-git-submodules=update" 1511 ;; 1512 --disable-git-update) 1513 git_submodules_action="validate" 1514 echo "--disable-git-update deprecated, use --with-git-submodules=validate" 1515 ;; 1516 --with-git-submodules=*) 1517 git_submodules_action="$optarg" 1518 ;; 1519 --enable-debug-mutex) debug_mutex=yes 1520 ;; 1521 --disable-debug-mutex) debug_mutex=no 1522 ;; 1523 --enable-libpmem) libpmem="enabled" 1524 ;; 1525 --disable-libpmem) libpmem="disabled" 1526 ;; 1527 --enable-xkbcommon) xkbcommon="enabled" 1528 ;; 1529 --disable-xkbcommon) xkbcommon="disabled" 1530 ;; 1531 --enable-plugins) if test "$mingw32" = "yes"; then 1532 error_exit "TCG plugins not currently supported on Windows platforms" 1533 else 1534 plugins="yes" 1535 fi 1536 ;; 1537 --disable-plugins) plugins="no" 1538 ;; 1539 --enable-containers) use_containers="yes" 1540 ;; 1541 --disable-containers) use_containers="no" 1542 ;; 1543 --enable-fuzzing) fuzzing=yes 1544 ;; 1545 --disable-fuzzing) fuzzing=no 1546 ;; 1547 --gdb=*) gdb_bin="$optarg" 1548 ;; 1549 --enable-rng-none) rng_none=yes 1550 ;; 1551 --disable-rng-none) rng_none=no 1552 ;; 1553 --enable-keyring) secret_keyring="yes" 1554 ;; 1555 --disable-keyring) secret_keyring="no" 1556 ;; 1557 --enable-libdaxctl) libdaxctl="enabled" 1558 ;; 1559 --disable-libdaxctl) libdaxctl="disabled" 1560 ;; 1561 --enable-fuse) fuse="enabled" 1562 ;; 1563 --disable-fuse) fuse="disabled" 1564 ;; 1565 --enable-fuse-lseek) fuse_lseek="enabled" 1566 ;; 1567 --disable-fuse-lseek) fuse_lseek="disabled" 1568 ;; 1569 --enable-multiprocess) multiprocess="enabled" 1570 ;; 1571 --disable-multiprocess) multiprocess="disabled" 1572 ;; 1573 --enable-gio) gio=yes 1574 ;; 1575 --disable-gio) gio=no 1576 ;; 1577 --enable-slirp-smbd) slirp_smbd=yes 1578 ;; 1579 --disable-slirp-smbd) slirp_smbd=no 1580 ;; 1581 *) 1582 echo "ERROR: unknown option $opt" 1583 echo "Try '$0 --help' for more information" 1584 exit 1 1585 ;; 1586 esac 1587done 1588 1589# test for any invalid configuration combinations 1590if test "$plugins" = "yes" -a "$tcg" = "disabled"; then 1591 error_exit "Can't enable plugins on non-TCG builds" 1592fi 1593 1594case $git_submodules_action in 1595 update|validate) 1596 if test ! -e "$source_path/.git"; then 1597 echo "ERROR: cannot $git_submodules_action git submodules without .git" 1598 exit 1 1599 fi 1600 ;; 1601 ignore) 1602 if ! test -f "$source_path/ui/keycodemapdb/README" 1603 then 1604 echo 1605 echo "ERROR: missing GIT submodules" 1606 echo 1607 if test -e "$source_path/.git"; then 1608 echo "--with-git-submodules=ignore specified but submodules were not" 1609 echo "checked out. Please initialize and update submodules." 1610 else 1611 echo "This is not a GIT checkout but module content appears to" 1612 echo "be missing. Do not use 'git archive' or GitHub download links" 1613 echo "to acquire QEMU source archives. Non-GIT builds are only" 1614 echo "supported with source archives linked from:" 1615 echo 1616 echo " https://www.qemu.org/download/#source" 1617 echo 1618 echo "Developers working with GIT can use scripts/archive-source.sh" 1619 echo "if they need to create valid source archives." 1620 fi 1621 echo 1622 exit 1 1623 fi 1624 ;; 1625 *) 1626 echo "ERROR: invalid --with-git-submodules= value '$git_submodules_action'" 1627 exit 1 1628 ;; 1629esac 1630 1631libdir="${libdir:-$prefix/lib}" 1632libexecdir="${libexecdir:-$prefix/libexec}" 1633includedir="${includedir:-$prefix/include}" 1634 1635if test "$mingw32" = "yes" ; then 1636 bindir="${bindir:-$prefix}" 1637else 1638 bindir="${bindir:-$prefix/bin}" 1639fi 1640mandir="${mandir:-$prefix/share/man}" 1641datadir="${datadir:-$prefix/share}" 1642docdir="${docdir:-$prefix/share/doc}" 1643sysconfdir="${sysconfdir:-$prefix/etc}" 1644local_statedir="${local_statedir:-$prefix/var}" 1645firmwarepath="${firmwarepath:-$datadir/qemu-firmware}" 1646localedir="${localedir:-$datadir/locale}" 1647 1648case "$cpu" in 1649 ppc) 1650 CPU_CFLAGS="-m32" 1651 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS" 1652 ;; 1653 ppc64) 1654 CPU_CFLAGS="-m64" 1655 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1656 ;; 1657 sparc) 1658 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" 1659 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS" 1660 ;; 1661 sparc64) 1662 CPU_CFLAGS="-m64 -mcpu=ultrasparc" 1663 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1664 ;; 1665 s390) 1666 CPU_CFLAGS="-m31" 1667 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS" 1668 ;; 1669 s390x) 1670 CPU_CFLAGS="-m64" 1671 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1672 ;; 1673 i386) 1674 CPU_CFLAGS="-m32" 1675 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS" 1676 ;; 1677 x86_64) 1678 # ??? Only extremely old AMD cpus do not have cmpxchg16b. 1679 # If we truly care, we should simply detect this case at 1680 # runtime and generate the fallback to serial emulation. 1681 CPU_CFLAGS="-m64 -mcx16" 1682 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1683 ;; 1684 x32) 1685 CPU_CFLAGS="-mx32" 1686 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS" 1687 ;; 1688 # No special flags required for other host CPUs 1689esac 1690 1691eval "cross_cc_${cpu}=\$cc" 1692cross_cc_vars="$cross_cc_vars cross_cc_${cpu}" 1693QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS" 1694 1695# For user-mode emulation the host arch has to be one we explicitly 1696# support, even if we're using TCI. 1697if [ "$ARCH" = "unknown" ]; then 1698 bsd_user="no" 1699 linux_user="no" 1700fi 1701 1702default_target_list="" 1703deprecated_targets_list=ppc64abi32-linux-user 1704deprecated_features="" 1705mak_wilds="" 1706 1707if [ "$softmmu" = "yes" ]; then 1708 mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak" 1709fi 1710if [ "$linux_user" = "yes" ]; then 1711 mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak" 1712fi 1713if [ "$bsd_user" = "yes" ]; then 1714 mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak" 1715fi 1716 1717# If the user doesn't explicitly specify a deprecated target we will 1718# skip it. 1719if test -z "$target_list"; then 1720 if test -z "$target_list_exclude"; then 1721 target_list_exclude="$deprecated_targets_list" 1722 else 1723 target_list_exclude="$target_list_exclude,$deprecated_targets_list" 1724 fi 1725fi 1726 1727for config in $mak_wilds; do 1728 target="$(basename "$config" .mak)" 1729 if echo "$target_list_exclude" | grep -vq "$target"; then 1730 default_target_list="${default_target_list} $target" 1731 fi 1732done 1733 1734# Enumerate public trace backends for --help output 1735trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/')) 1736 1737if test x"$show_help" = x"yes" ; then 1738cat << EOF 1739 1740Usage: configure [options] 1741Options: [defaults in brackets after descriptions] 1742 1743Standard options: 1744 --help print this message 1745 --prefix=PREFIX install in PREFIX [$prefix] 1746 --interp-prefix=PREFIX where to find shared libraries, etc. 1747 use %M for cpu name [$interp_prefix] 1748 --target-list=LIST set target list (default: build all non-deprecated) 1749$(echo Available targets: $default_target_list | \ 1750 fold -s -w 53 | sed -e 's/^/ /') 1751$(echo Deprecated targets: $deprecated_targets_list | \ 1752 fold -s -w 53 | sed -e 's/^/ /') 1753 --target-list-exclude=LIST exclude a set of targets from the default target-list 1754 1755Advanced options (experts only): 1756 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix] 1757 --cc=CC use C compiler CC [$cc] 1758 --iasl=IASL use ACPI compiler IASL [$iasl] 1759 --host-cc=CC use C compiler CC [$host_cc] for code run at 1760 build time 1761 --cxx=CXX use C++ compiler CXX [$cxx] 1762 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 1763 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS 1764 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS 1765 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 1766 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 1767 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests 1768 --make=MAKE use specified make [$make] 1769 --python=PYTHON use specified python [$python] 1770 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build] 1771 --meson=MESON use specified meson [$meson] 1772 --ninja=NINJA use specified ninja [$ninja] 1773 --smbd=SMBD use specified smbd [$smbd] 1774 --with-git=GIT use specified git [$git] 1775 --with-git-submodules=update update git submodules (default if .git dir exists) 1776 --with-git-submodules=validate fail if git submodules are not up to date 1777 --with-git-submodules=ignore do not update or check git submodules (default if no .git dir) 1778 --static enable static build [$static] 1779 --mandir=PATH install man pages in PATH 1780 --datadir=PATH install firmware in PATH/$qemu_suffix 1781 --localedir=PATH install translation in PATH/$qemu_suffix 1782 --docdir=PATH install documentation in PATH/$qemu_suffix 1783 --bindir=PATH install binaries in PATH 1784 --libdir=PATH install libraries in PATH 1785 --libexecdir=PATH install helper binaries in PATH 1786 --sysconfdir=PATH install config in PATH/$qemu_suffix 1787 --localstatedir=PATH install local state in PATH (set at runtime on win32) 1788 --firmwarepath=PATH search PATH for firmware files 1789 --efi-aarch64=PATH PATH of efi file to use for aarch64 VMs. 1790 --with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix] 1791 --with-pkgversion=VERS use specified string as sub-version of the package 1792 --without-default-features default all --enable-* options to "disabled" 1793 --without-default-devices do not include any device that is not needed to 1794 start the emulator (only use if you are including 1795 desired devices in configs/devices/) 1796 --with-devices-ARCH=NAME override default configs/devices 1797 --enable-debug enable common debug build options 1798 --enable-sanitizers enable default sanitizers 1799 --enable-tsan enable thread sanitizer 1800 --disable-strip disable stripping binaries 1801 --disable-werror disable compilation abort on warning 1802 --disable-stack-protector disable compiler-provided stack protection 1803 --audio-drv-list=LIST set audio drivers list: 1804 Available drivers: $audio_possible_drivers 1805 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L 1806 --block-drv-rw-whitelist=L 1807 set block driver read-write whitelist 1808 (by default affects only QEMU, not tools like qemu-img) 1809 --block-drv-ro-whitelist=L 1810 set block driver read-only whitelist 1811 (by default affects only QEMU, not tools like qemu-img) 1812 --enable-block-drv-whitelist-in-tools 1813 use block whitelist also in tools instead of only QEMU 1814 --enable-trace-backends=B Set trace backend 1815 Available backends: $trace_backend_list 1816 --with-trace-file=NAME Full PATH,NAME of file to store traces 1817 Default:trace-<pid> 1818 --disable-slirp disable SLIRP userspace network connectivity 1819 --enable-tcg-interpreter enable TCI (TCG with bytecode interpreter, experimental and slow) 1820 --enable-malloc-trim enable libc malloc_trim() for memory optimization 1821 --oss-lib path to OSS library 1822 --cpu=CPU Build for host CPU [$cpu] 1823 --with-coroutine=BACKEND coroutine backend. Supported options: 1824 ucontext, sigaltstack, windows 1825 --enable-gcov enable test coverage analysis with gcov 1826 --disable-blobs disable installing provided firmware blobs 1827 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent 1828 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb) 1829 --tls-priority default TLS protocol/cipher priority string 1830 --enable-gprof QEMU profiling with gprof 1831 --enable-profiler profiler support 1832 --enable-debug-stack-usage 1833 track the maximum stack usage of stacks created by qemu_alloc_stack 1834 --enable-plugins 1835 enable plugins via shared library loading 1836 --disable-containers don't use containers for cross-building 1837 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 1838 1839Optional features, enabled with --enable-FEATURE and 1840disabled with --disable-FEATURE, default is enabled if available 1841(unless built with --without-default-features): 1842 1843 system all system emulation targets 1844 user supported user emulation targets 1845 linux-user all linux usermode emulation targets 1846 bsd-user all BSD usermode emulation targets 1847 docs build documentation 1848 guest-agent build the QEMU Guest Agent 1849 guest-agent-msi build guest agent Windows MSI installation package 1850 pie Position Independent Executables 1851 modules modules support (non-Windows) 1852 module-upgrades try to load modules from alternate paths for upgrades 1853 debug-tcg TCG debugging (default is disabled) 1854 debug-info debugging information 1855 lto Enable Link-Time Optimization. 1856 sparse sparse checker 1857 safe-stack SafeStack Stack Smash Protection. Depends on 1858 clang/llvm >= 3.7 and requires coroutine backend ucontext. 1859 cfi Enable Control-Flow Integrity for indirect function calls. 1860 In case of a cfi violation, QEMU is terminated with SIGILL 1861 Depends on lto and is incompatible with modules 1862 Automatically enables Link-Time Optimization (lto) 1863 cfi-debug In case of a cfi violation, a message containing the line that 1864 triggered the error is written to stderr. After the error, 1865 QEMU is still terminated with SIGILL 1866 gnutls GNUTLS cryptography support 1867 nettle nettle cryptography support 1868 gcrypt libgcrypt cryptography support 1869 auth-pam PAM access control 1870 sdl SDL UI 1871 sdl-image SDL Image support for icons 1872 gtk gtk UI 1873 vte vte support for the gtk UI 1874 curses curses UI 1875 iconv font glyph conversion support 1876 vnc VNC UI support 1877 vnc-sasl SASL encryption for VNC server 1878 vnc-jpeg JPEG lossy compression for VNC server 1879 vnc-png PNG compression for VNC server 1880 cocoa Cocoa UI (Mac OS X only) 1881 virtfs VirtFS 1882 virtiofsd build virtiofs daemon (virtiofsd) 1883 libudev Use libudev to enumerate host devices 1884 mpath Multipath persistent reservation passthrough 1885 xen xen backend driver support 1886 xen-pci-passthrough PCI passthrough support for Xen 1887 brlapi BrlAPI (Braile) 1888 curl curl connectivity 1889 membarrier membarrier system call (for Linux 4.14+ or Windows) 1890 fdt fdt device tree 1891 kvm KVM acceleration support 1892 hax HAX acceleration support 1893 hvf Hypervisor.framework acceleration support 1894 nvmm NVMM acceleration support 1895 whpx Windows Hypervisor Platform acceleration support 1896 rdma Enable RDMA-based migration 1897 pvrdma Enable PVRDMA support 1898 vde support for vde network 1899 netmap support for netmap network 1900 linux-aio Linux AIO support 1901 linux-io-uring Linux io_uring support 1902 cap-ng libcap-ng support 1903 attr attr and xattr support 1904 vhost-net vhost-net kernel acceleration support 1905 vhost-vsock virtio sockets device support 1906 vhost-scsi vhost-scsi kernel target support 1907 vhost-crypto vhost-user-crypto backend support 1908 vhost-kernel vhost kernel backend support 1909 vhost-user vhost-user backend support 1910 vhost-user-blk-server vhost-user-blk server support 1911 vhost-vdpa vhost-vdpa kernel backend support 1912 bpf BPF kernel support 1913 spice spice 1914 spice-protocol spice-protocol 1915 rbd rados block device (rbd) 1916 libiscsi iscsi support 1917 libnfs nfs support 1918 smartcard smartcard support (libcacard) 1919 u2f U2F support (u2f-emu) 1920 libusb libusb (for usb passthrough) 1921 live-block-migration Block migration in the main migration stream 1922 usb-redir usb network redirection support 1923 lzo support of lzo compression library 1924 snappy support of snappy compression library 1925 bzip2 support of bzip2 compression library 1926 (for reading bzip2-compressed dmg images) 1927 lzfse support of lzfse compression library 1928 (for reading lzfse-compressed dmg images) 1929 zstd support for zstd compression library 1930 (for migration compression and qcow2 cluster compression) 1931 seccomp seccomp support 1932 coroutine-pool coroutine freelist (better performance) 1933 glusterfs GlusterFS backend 1934 tpm TPM support 1935 libssh ssh block device support 1936 numa libnuma support 1937 libxml2 for Parallels image format 1938 tcmalloc tcmalloc support 1939 jemalloc jemalloc support 1940 avx2 AVX2 optimization support 1941 avx512f AVX512F optimization support 1942 replication replication support 1943 opengl opengl support 1944 virglrenderer virgl rendering support 1945 xfsctl xfsctl support 1946 qom-cast-debug cast debugging support 1947 tools build qemu-io, qemu-nbd and qemu-img tools 1948 bochs bochs image format support 1949 cloop cloop image format support 1950 dmg dmg image format support 1951 qcow1 qcow v1 image format support 1952 vdi vdi image format support 1953 vvfat vvfat image format support 1954 qed qed image format support 1955 parallels parallels image format support 1956 crypto-afalg Linux AF_ALG crypto backend driver 1957 capstone capstone disassembler support 1958 debug-mutex mutex debugging support 1959 libpmem libpmem support 1960 xkbcommon xkbcommon support 1961 rng-none dummy RNG, avoid using /dev/(u)random and getrandom() 1962 libdaxctl libdaxctl support 1963 fuse FUSE block device export 1964 fuse-lseek SEEK_HOLE/SEEK_DATA support for FUSE exports 1965 multiprocess Out of process device emulation support 1966 gio libgio support 1967 slirp-smbd use smbd (at path --smbd=*) in slirp networking 1968 1969NOTE: The object files are built at the place where configure is launched 1970EOF 1971exit 0 1972fi 1973 1974# Remove old dependency files to make sure that they get properly regenerated 1975rm -f */config-devices.mak.d 1976 1977if test -z "$python" 1978then 1979 error_exit "Python not found. Use --python=/path/to/python" 1980fi 1981if ! has "$make" 1982then 1983 error_exit "GNU make ($make) not found" 1984fi 1985 1986# Note that if the Python conditional here evaluates True we will exit 1987# with status 1 which is a shell 'false' value. 1988if ! $python -c 'import sys; sys.exit(sys.version_info < (3,6))'; then 1989 error_exit "Cannot use '$python', Python >= 3.6 is required." \ 1990 "Use --python=/path/to/python to specify a supported Python." 1991fi 1992 1993# Preserve python version since some functionality is dependent on it 1994python_version=$($python -c 'import sys; print("%d.%d.%d" % (sys.version_info[0], sys.version_info[1], sys.version_info[2]))' 2>/dev/null) 1995 1996# Suppress writing compiled files 1997python="$python -B" 1998 1999if test -z "$meson"; then 2000 if test "$explicit_python" = no && has meson && version_ge "$(meson --version)" 0.55.3; then 2001 meson=meson 2002 elif test $git_submodules_action != 'ignore' ; then 2003 meson=git 2004 elif test -e "${source_path}/meson/meson.py" ; then 2005 meson=internal 2006 else 2007 if test "$explicit_python" = yes; then 2008 error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found." 2009 else 2010 error_exit "Meson not found. Use --meson=/path/to/meson" 2011 fi 2012 fi 2013else 2014 # Meson uses its own Python interpreter to invoke other Python scripts, 2015 # but the user wants to use the one they specified with --python. 2016 # 2017 # We do not want to override the distro Python interpreter (and sometimes 2018 # cannot: for example in Homebrew /usr/bin/meson is a bash script), so 2019 # just require --meson=git|internal together with --python. 2020 if test "$explicit_python" = yes; then 2021 case "$meson" in 2022 git | internal) ;; 2023 *) error_exit "--python requires using QEMU's embedded Meson distribution." ;; 2024 esac 2025 fi 2026fi 2027 2028if test "$meson" = git; then 2029 git_submodules="${git_submodules} meson" 2030fi 2031 2032case "$meson" in 2033 git | internal) 2034 meson="$python ${source_path}/meson/meson.py" 2035 ;; 2036 *) meson=$(command -v "$meson") ;; 2037esac 2038 2039# Probe for ninja 2040 2041if test -z "$ninja"; then 2042 for c in ninja ninja-build samu; do 2043 if has $c; then 2044 ninja=$(command -v "$c") 2045 break 2046 fi 2047 done 2048 if test -z "$ninja"; then 2049 error_exit "Cannot find Ninja" 2050 fi 2051fi 2052 2053# Check that the C compiler works. Doing this here before testing 2054# the host CPU ensures that we had a valid CC to autodetect the 2055# $cpu var (and we should bail right here if that's not the case). 2056# It also allows the help message to be printed without a CC. 2057write_c_skeleton; 2058if compile_object ; then 2059 : C compiler works ok 2060else 2061 error_exit "\"$cc\" either does not exist or does not work" 2062fi 2063if ! compile_prog ; then 2064 error_exit "\"$cc\" cannot build an executable (is your linker broken?)" 2065fi 2066 2067# Consult white-list to determine whether to enable werror 2068# by default. Only enable by default for git builds 2069if test -z "$werror" ; then 2070 if test "$git_submodules_action" != "ignore" && \ 2071 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then 2072 werror="yes" 2073 else 2074 werror="no" 2075 fi 2076fi 2077 2078if test "$targetos" = "bogus"; then 2079 # Now that we know that we're not printing the help and that 2080 # the compiler works (so the results of the check_defines we used 2081 # to identify the OS are reliable), if we didn't recognize the 2082 # host OS we should stop now. 2083 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 2084fi 2085 2086# Check whether the compiler matches our minimum requirements: 2087cat > $TMPC << EOF 2088#if defined(__clang_major__) && defined(__clang_minor__) 2089# ifdef __apple_build_version__ 2090# if __clang_major__ < 10 || (__clang_major__ == 10 && __clang_minor__ < 0) 2091# error You need at least XCode Clang v10.0 to compile QEMU 2092# endif 2093# else 2094# if __clang_major__ < 6 || (__clang_major__ == 6 && __clang_minor__ < 0) 2095# error You need at least Clang v6.0 to compile QEMU 2096# endif 2097# endif 2098#elif defined(__GNUC__) && defined(__GNUC_MINOR__) 2099# if __GNUC__ < 7 || (__GNUC__ == 7 && __GNUC_MINOR__ < 5) 2100# error You need at least GCC v7.5.0 to compile QEMU 2101# endif 2102#else 2103# error You either need GCC or Clang to compiler QEMU 2104#endif 2105int main (void) { return 0; } 2106EOF 2107if ! compile_prog "" "" ; then 2108 error_exit "You need at least GCC v7.5 or Clang v6.0 (or XCode Clang v10.0)" 2109fi 2110 2111# Accumulate -Wfoo and -Wno-bar separately. 2112# We will list all of the enable flags first, and the disable flags second. 2113# Note that we do not add -Werror, because that would enable it for all 2114# configure tests. If a configure test failed due to -Werror this would 2115# just silently disable some features, so it's too error prone. 2116 2117warn_flags= 2118add_to warn_flags -Wold-style-declaration 2119add_to warn_flags -Wold-style-definition 2120add_to warn_flags -Wtype-limits 2121add_to warn_flags -Wformat-security 2122add_to warn_flags -Wformat-y2k 2123add_to warn_flags -Winit-self 2124add_to warn_flags -Wignored-qualifiers 2125add_to warn_flags -Wempty-body 2126add_to warn_flags -Wnested-externs 2127add_to warn_flags -Wendif-labels 2128add_to warn_flags -Wexpansion-to-defined 2129add_to warn_flags -Wimplicit-fallthrough=2 2130 2131nowarn_flags= 2132add_to nowarn_flags -Wno-initializer-overrides 2133add_to nowarn_flags -Wno-missing-include-dirs 2134add_to nowarn_flags -Wno-shift-negative-value 2135add_to nowarn_flags -Wno-string-plus-int 2136add_to nowarn_flags -Wno-typedef-redefinition 2137add_to nowarn_flags -Wno-tautological-type-limit-compare 2138add_to nowarn_flags -Wno-psabi 2139 2140gcc_flags="$warn_flags $nowarn_flags" 2141 2142cc_has_warning_flag() { 2143 write_c_skeleton; 2144 2145 # Use the positive sense of the flag when testing for -Wno-wombat 2146 # support (gcc will happily accept the -Wno- form of unknown 2147 # warning options). 2148 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')" 2149 compile_prog "-Werror $optflag" "" 2150} 2151 2152for flag in $gcc_flags; do 2153 if cc_has_warning_flag $flag ; then 2154 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 2155 fi 2156done 2157 2158if test "$stack_protector" != "no"; then 2159 cat > $TMPC << EOF 2160int main(int argc, char *argv[]) 2161{ 2162 char arr[64], *p = arr, *c = argv[0]; 2163 while (*c) { 2164 *p++ = *c++; 2165 } 2166 return 0; 2167} 2168EOF 2169 gcc_flags="-fstack-protector-strong -fstack-protector-all" 2170 sp_on=0 2171 for flag in $gcc_flags; do 2172 # We need to check both a compile and a link, since some compiler 2173 # setups fail only on a .c->.o compile and some only at link time 2174 if compile_object "-Werror $flag" && 2175 compile_prog "-Werror $flag" ""; then 2176 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 2177 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 2178 sp_on=1 2179 break 2180 fi 2181 done 2182 if test "$stack_protector" = yes; then 2183 if test $sp_on = 0; then 2184 error_exit "Stack protector not supported" 2185 fi 2186 fi 2187fi 2188 2189# Disable -Wmissing-braces on older compilers that warn even for 2190# the "universal" C zero initializer {0}. 2191cat > $TMPC << EOF 2192struct { 2193 int a[2]; 2194} x = {0}; 2195EOF 2196if compile_object "-Werror" "" ; then 2197 : 2198else 2199 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces" 2200fi 2201 2202# Our module code doesn't support Windows 2203if test "$modules" = "yes" && test "$mingw32" = "yes" ; then 2204 error_exit "Modules are not available for Windows" 2205fi 2206 2207# module_upgrades is only reasonable if modules are enabled 2208if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then 2209 error_exit "Can't enable module-upgrades as Modules are not enabled" 2210fi 2211 2212# Static linking is not possible with plugins, modules or PIE 2213if test "$static" = "yes" ; then 2214 if test "$modules" = "yes" ; then 2215 error_exit "static and modules are mutually incompatible" 2216 fi 2217 if test "$plugins" = "yes"; then 2218 error_exit "static and plugins are mutually incompatible" 2219 else 2220 plugins="no" 2221 fi 2222fi 2223 2224# Unconditional check for compiler __thread support 2225 cat > $TMPC << EOF 2226static __thread int tls_var; 2227int main(void) { return tls_var; } 2228EOF 2229 2230if ! compile_prog "-Werror" "" ; then 2231 error_exit "Your compiler does not support the __thread specifier for " \ 2232 "Thread-Local Storage (TLS). Please upgrade to a version that does." 2233fi 2234 2235cat > $TMPC << EOF 2236 2237#ifdef __linux__ 2238# define THREAD __thread 2239#else 2240# define THREAD 2241#endif 2242static THREAD int tls_var; 2243int main(void) { return tls_var; } 2244EOF 2245 2246# Check we support --no-pie first; we will need this for building ROMs. 2247if compile_prog "-Werror -fno-pie" "-no-pie"; then 2248 CFLAGS_NOPIE="-fno-pie" 2249fi 2250 2251if test "$static" = "yes"; then 2252 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then 2253 CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS" 2254 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS" 2255 pie="yes" 2256 elif test "$pie" = "yes"; then 2257 error_exit "-static-pie not available due to missing toolchain support" 2258 else 2259 QEMU_LDFLAGS="-static $QEMU_LDFLAGS" 2260 pie="no" 2261 fi 2262elif test "$pie" = "no"; then 2263 CONFIGURE_CFLAGS="$CFLAGS_NOPIE $CONFIGURE_CFLAGS" 2264elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then 2265 CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS" 2266 CONFIGURE_LDFLAGS="-pie $CONFIGURE_LDFLAGS" 2267 pie="yes" 2268elif test "$pie" = "yes"; then 2269 error_exit "PIE not available due to missing toolchain support" 2270else 2271 echo "Disabling PIE due to missing toolchain support" 2272 pie="no" 2273fi 2274 2275# Detect support for PT_GNU_RELRO + DT_BIND_NOW. 2276# The combination is known as "full relro", because .got.plt is read-only too. 2277if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then 2278 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS" 2279fi 2280 2281########################################## 2282# __sync_fetch_and_and requires at least -march=i486. Many toolchains 2283# use i686 as default anyway, but for those that don't, an explicit 2284# specification is necessary 2285 2286if test "$cpu" = "i386"; then 2287 cat > $TMPC << EOF 2288static int sfaa(int *ptr) 2289{ 2290 return __sync_fetch_and_and(ptr, 0); 2291} 2292 2293int main(void) 2294{ 2295 int val = 42; 2296 val = __sync_val_compare_and_swap(&val, 0, 1); 2297 sfaa(&val); 2298 return val; 2299} 2300EOF 2301 if ! compile_prog "" "" ; then 2302 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS" 2303 fi 2304fi 2305 2306######################################### 2307# Solaris specific configure tool chain decisions 2308 2309if test "$solaris" = "yes" ; then 2310 if has ar; then 2311 : 2312 else 2313 if test -f /usr/ccs/bin/ar ; then 2314 error_exit "No path includes ar" \ 2315 "Add /usr/ccs/bin to your path and rerun configure" 2316 fi 2317 error_exit "No path includes ar" 2318 fi 2319fi 2320 2321if test "$tcg" = "enabled"; then 2322 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3" 2323 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3" 2324fi 2325 2326if test -z "${target_list+xxx}" ; then 2327 default_targets=yes 2328 for target in $default_target_list; do 2329 target_list="$target_list $target" 2330 done 2331 target_list="${target_list# }" 2332else 2333 default_targets=no 2334 target_list=$(echo "$target_list" | sed -e 's/,/ /g') 2335 for target in $target_list; do 2336 # Check that we recognised the target name; this allows a more 2337 # friendly error message than if we let it fall through. 2338 case " $default_target_list " in 2339 *" $target "*) 2340 ;; 2341 *) 2342 error_exit "Unknown target name '$target'" 2343 ;; 2344 esac 2345 done 2346fi 2347 2348for target in $target_list; do 2349 # if a deprecated target is enabled we note it here 2350 if echo "$deprecated_targets_list" | grep -q "$target"; then 2351 add_to deprecated_features $target 2352 fi 2353done 2354 2355# see if system emulation was really requested 2356case " $target_list " in 2357 *"-softmmu "*) softmmu=yes 2358 ;; 2359 *) softmmu=no 2360 ;; 2361esac 2362 2363feature_not_found() { 2364 feature=$1 2365 remedy=$2 2366 2367 error_exit "User requested feature $feature" \ 2368 "configure was not able to find it." \ 2369 "$remedy" 2370} 2371 2372# --- 2373# big/little endian test 2374cat > $TMPC << EOF 2375#include <stdio.h> 2376short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, }; 2377short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, }; 2378int main(int argc, char *argv[]) 2379{ 2380 return printf("%s %s\n", (char *)big_endian, (char *)little_endian); 2381} 2382EOF 2383 2384if compile_prog ; then 2385 if strings -a $TMPE | grep -q BiGeNdIaN ; then 2386 bigendian="yes" 2387 elif strings -a $TMPE | grep -q LiTtLeEnDiAn ; then 2388 bigendian="no" 2389 else 2390 echo big/little test failed 2391 exit 1 2392 fi 2393else 2394 echo big/little test failed 2395 exit 1 2396fi 2397 2398########################################## 2399# system tools 2400if test -z "$want_tools"; then 2401 if test "$softmmu" = "no"; then 2402 want_tools=no 2403 else 2404 want_tools=yes 2405 fi 2406fi 2407 2408########################################## 2409# Disable features only meaningful for system-mode emulation 2410if test "$softmmu" = "no"; then 2411 audio_drv_list="" 2412fi 2413 2414########################################## 2415# L2TPV3 probe 2416 2417cat > $TMPC <<EOF 2418#include <sys/socket.h> 2419#include <linux/ip.h> 2420int main(void) { return sizeof(struct mmsghdr); } 2421EOF 2422if compile_prog "" "" ; then 2423 l2tpv3=yes 2424else 2425 l2tpv3=no 2426fi 2427 2428cat > $TMPC <<EOF 2429#include <sys/mman.h> 2430int main(int argc, char *argv[]) { 2431 return mlockall(MCL_FUTURE); 2432} 2433EOF 2434if compile_prog "" "" ; then 2435 have_mlockall=yes 2436else 2437 have_mlockall=no 2438fi 2439 2440######################################### 2441# vhost interdependencies and host support 2442 2443# vhost backends 2444if test "$vhost_user" = "yes" && test "$linux" != "yes"; then 2445 error_exit "vhost-user is only available on Linux" 2446fi 2447test "$vhost_vdpa" = "" && vhost_vdpa=$linux 2448if test "$vhost_vdpa" = "yes" && test "$linux" != "yes"; then 2449 error_exit "vhost-vdpa is only available on Linux" 2450fi 2451test "$vhost_kernel" = "" && vhost_kernel=$linux 2452if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then 2453 error_exit "vhost-kernel is only available on Linux" 2454fi 2455 2456# vhost-kernel devices 2457test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel 2458if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then 2459 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel" 2460fi 2461test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel 2462if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then 2463 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel" 2464fi 2465 2466# vhost-user backends 2467test "$vhost_net_user" = "" && vhost_net_user=$vhost_user 2468if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then 2469 error_exit "--enable-vhost-net-user requires --enable-vhost-user" 2470fi 2471test "$vhost_crypto" = "" && vhost_crypto=$vhost_user 2472if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then 2473 error_exit "--enable-vhost-crypto requires --enable-vhost-user" 2474fi 2475test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user 2476if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then 2477 error_exit "--enable-vhost-user-fs requires --enable-vhost-user" 2478fi 2479#vhost-vdpa backends 2480test "$vhost_net_vdpa" = "" && vhost_net_vdpa=$vhost_vdpa 2481if test "$vhost_net_vdpa" = "yes" && test "$vhost_vdpa" = "no"; then 2482 error_exit "--enable-vhost-net-vdpa requires --enable-vhost-vdpa" 2483fi 2484 2485# OR the vhost-kernel, vhost-vdpa and vhost-user values for simplicity 2486if test "$vhost_net" = ""; then 2487 test "$vhost_net_user" = "yes" && vhost_net=yes 2488 test "$vhost_net_vdpa" = "yes" && vhost_net=yes 2489 test "$vhost_kernel" = "yes" && vhost_net=yes 2490fi 2491 2492########################################## 2493# pkg-config probe 2494 2495if ! has "$pkg_config_exe"; then 2496 error_exit "pkg-config binary '$pkg_config_exe' not found" 2497fi 2498 2499########################################## 2500# NPTL probe 2501 2502if test "$linux_user" = "yes"; then 2503 cat > $TMPC <<EOF 2504#include <sched.h> 2505#include <linux/futex.h> 2506int main(void) { 2507#if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT) 2508#error bork 2509#endif 2510 return 0; 2511} 2512EOF 2513 if ! compile_object ; then 2514 feature_not_found "nptl" "Install glibc and linux kernel headers." 2515 fi 2516fi 2517 2518########################################## 2519# xen probe 2520 2521if test "$xen" != "disabled" ; then 2522 # Check whether Xen library path is specified via --extra-ldflags to avoid 2523 # overriding this setting with pkg-config output. If not, try pkg-config 2524 # to obtain all needed flags. 2525 2526 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \ 2527 $pkg_config --exists xencontrol ; then 2528 xen_ctrl_version="$(printf '%d%02d%02d' \ 2529 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )" 2530 xen=enabled 2531 xen_pc="xencontrol xenstore xenforeignmemory xengnttab" 2532 xen_pc="$xen_pc xenevtchn xendevicemodel" 2533 if $pkg_config --exists xentoolcore; then 2534 xen_pc="$xen_pc xentoolcore" 2535 fi 2536 xen_cflags="$($pkg_config --cflags $xen_pc)" 2537 xen_libs="$($pkg_config --libs $xen_pc)" 2538 else 2539 2540 xen_libs="-lxenstore -lxenctrl" 2541 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn" 2542 2543 # First we test whether Xen headers and libraries are available. 2544 # If no, we are done and there is no Xen support. 2545 # If yes, more tests are run to detect the Xen version. 2546 2547 # Xen (any) 2548 cat > $TMPC <<EOF 2549#include <xenctrl.h> 2550int main(void) { 2551 return 0; 2552} 2553EOF 2554 if ! compile_prog "" "$xen_libs" ; then 2555 # Xen not found 2556 if test "$xen" = "enabled" ; then 2557 feature_not_found "xen" "Install xen devel" 2558 fi 2559 xen=disabled 2560 2561 # Xen unstable 2562 elif 2563 cat > $TMPC <<EOF && 2564#undef XC_WANT_COMPAT_DEVICEMODEL_API 2565#define __XEN_TOOLS__ 2566#include <xendevicemodel.h> 2567#include <xenforeignmemory.h> 2568int main(void) { 2569 xendevicemodel_handle *xd; 2570 xenforeignmemory_handle *xfmem; 2571 2572 xd = xendevicemodel_open(0, 0); 2573 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0); 2574 2575 xfmem = xenforeignmemory_open(0, 0); 2576 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0); 2577 2578 return 0; 2579} 2580EOF 2581 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore" 2582 then 2583 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore" 2584 xen_ctrl_version=41100 2585 xen=enabled 2586 elif 2587 cat > $TMPC <<EOF && 2588#undef XC_WANT_COMPAT_MAP_FOREIGN_API 2589#include <xenforeignmemory.h> 2590#include <xentoolcore.h> 2591int main(void) { 2592 xenforeignmemory_handle *xfmem; 2593 2594 xfmem = xenforeignmemory_open(0, 0); 2595 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0); 2596 xentoolcore_restrict_all(0); 2597 2598 return 0; 2599} 2600EOF 2601 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore" 2602 then 2603 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore" 2604 xen_ctrl_version=41000 2605 xen=enabled 2606 elif 2607 cat > $TMPC <<EOF && 2608#undef XC_WANT_COMPAT_DEVICEMODEL_API 2609#define __XEN_TOOLS__ 2610#include <xendevicemodel.h> 2611int main(void) { 2612 xendevicemodel_handle *xd; 2613 2614 xd = xendevicemodel_open(0, 0); 2615 xendevicemodel_close(xd); 2616 2617 return 0; 2618} 2619EOF 2620 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs" 2621 then 2622 xen_stable_libs="-lxendevicemodel $xen_stable_libs" 2623 xen_ctrl_version=40900 2624 xen=enabled 2625 elif 2626 cat > $TMPC <<EOF && 2627/* 2628 * If we have stable libs the we don't want the libxc compat 2629 * layers, regardless of what CFLAGS we may have been given. 2630 * 2631 * Also, check if xengnttab_grant_copy_segment_t is defined and 2632 * grant copy operation is implemented. 2633 */ 2634#undef XC_WANT_COMPAT_EVTCHN_API 2635#undef XC_WANT_COMPAT_GNTTAB_API 2636#undef XC_WANT_COMPAT_MAP_FOREIGN_API 2637#include <xenctrl.h> 2638#include <xenstore.h> 2639#include <xenevtchn.h> 2640#include <xengnttab.h> 2641#include <xenforeignmemory.h> 2642#include <stdint.h> 2643#include <xen/hvm/hvm_info_table.h> 2644#if !defined(HVM_MAX_VCPUS) 2645# error HVM_MAX_VCPUS not defined 2646#endif 2647int main(void) { 2648 xc_interface *xc = NULL; 2649 xenforeignmemory_handle *xfmem; 2650 xenevtchn_handle *xe; 2651 xengnttab_handle *xg; 2652 xengnttab_grant_copy_segment_t* seg = NULL; 2653 2654 xs_daemon_open(); 2655 2656 xc = xc_interface_open(0, 0, 0); 2657 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2658 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2659 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2660 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL); 2661 2662 xfmem = xenforeignmemory_open(0, 0); 2663 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0); 2664 2665 xe = xenevtchn_open(0, 0); 2666 xenevtchn_fd(xe); 2667 2668 xg = xengnttab_open(0, 0); 2669 xengnttab_grant_copy(xg, 0, seg); 2670 2671 return 0; 2672} 2673EOF 2674 compile_prog "" "$xen_libs $xen_stable_libs" 2675 then 2676 xen_ctrl_version=40800 2677 xen=enabled 2678 elif 2679 cat > $TMPC <<EOF && 2680/* 2681 * If we have stable libs the we don't want the libxc compat 2682 * layers, regardless of what CFLAGS we may have been given. 2683 */ 2684#undef XC_WANT_COMPAT_EVTCHN_API 2685#undef XC_WANT_COMPAT_GNTTAB_API 2686#undef XC_WANT_COMPAT_MAP_FOREIGN_API 2687#include <xenctrl.h> 2688#include <xenstore.h> 2689#include <xenevtchn.h> 2690#include <xengnttab.h> 2691#include <xenforeignmemory.h> 2692#include <stdint.h> 2693#include <xen/hvm/hvm_info_table.h> 2694#if !defined(HVM_MAX_VCPUS) 2695# error HVM_MAX_VCPUS not defined 2696#endif 2697int main(void) { 2698 xc_interface *xc = NULL; 2699 xenforeignmemory_handle *xfmem; 2700 xenevtchn_handle *xe; 2701 xengnttab_handle *xg; 2702 2703 xs_daemon_open(); 2704 2705 xc = xc_interface_open(0, 0, 0); 2706 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2707 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2708 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2709 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL); 2710 2711 xfmem = xenforeignmemory_open(0, 0); 2712 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0); 2713 2714 xe = xenevtchn_open(0, 0); 2715 xenevtchn_fd(xe); 2716 2717 xg = xengnttab_open(0, 0); 2718 xengnttab_map_grant_ref(xg, 0, 0, 0); 2719 2720 return 0; 2721} 2722EOF 2723 compile_prog "" "$xen_libs $xen_stable_libs" 2724 then 2725 xen_ctrl_version=40701 2726 xen=enabled 2727 2728 # Xen 4.6 2729 elif 2730 cat > $TMPC <<EOF && 2731#include <xenctrl.h> 2732#include <xenstore.h> 2733#include <stdint.h> 2734#include <xen/hvm/hvm_info_table.h> 2735#if !defined(HVM_MAX_VCPUS) 2736# error HVM_MAX_VCPUS not defined 2737#endif 2738int main(void) { 2739 xc_interface *xc; 2740 xs_daemon_open(); 2741 xc = xc_interface_open(0, 0, 0); 2742 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2743 xc_gnttab_open(NULL, 0); 2744 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2745 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2746 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL); 2747 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0); 2748 return 0; 2749} 2750EOF 2751 compile_prog "" "$xen_libs" 2752 then 2753 xen_ctrl_version=40600 2754 xen=enabled 2755 2756 # Xen 4.5 2757 elif 2758 cat > $TMPC <<EOF && 2759#include <xenctrl.h> 2760#include <xenstore.h> 2761#include <stdint.h> 2762#include <xen/hvm/hvm_info_table.h> 2763#if !defined(HVM_MAX_VCPUS) 2764# error HVM_MAX_VCPUS not defined 2765#endif 2766int main(void) { 2767 xc_interface *xc; 2768 xs_daemon_open(); 2769 xc = xc_interface_open(0, 0, 0); 2770 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2771 xc_gnttab_open(NULL, 0); 2772 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2773 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2774 xc_hvm_create_ioreq_server(xc, 0, 0, NULL); 2775 return 0; 2776} 2777EOF 2778 compile_prog "" "$xen_libs" 2779 then 2780 xen_ctrl_version=40500 2781 xen=enabled 2782 2783 elif 2784 cat > $TMPC <<EOF && 2785#include <xenctrl.h> 2786#include <xenstore.h> 2787#include <stdint.h> 2788#include <xen/hvm/hvm_info_table.h> 2789#if !defined(HVM_MAX_VCPUS) 2790# error HVM_MAX_VCPUS not defined 2791#endif 2792int main(void) { 2793 xc_interface *xc; 2794 xs_daemon_open(); 2795 xc = xc_interface_open(0, 0, 0); 2796 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2797 xc_gnttab_open(NULL, 0); 2798 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2799 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2800 return 0; 2801} 2802EOF 2803 compile_prog "" "$xen_libs" 2804 then 2805 xen_ctrl_version=40200 2806 xen=enabled 2807 2808 else 2809 if test "$xen" = "enabled" ; then 2810 feature_not_found "xen (unsupported version)" \ 2811 "Install a supported xen (xen 4.2 or newer)" 2812 fi 2813 xen=disabled 2814 fi 2815 2816 if test "$xen" = enabled; then 2817 if test $xen_ctrl_version -ge 40701 ; then 2818 xen_libs="$xen_libs $xen_stable_libs " 2819 fi 2820 fi 2821 fi 2822fi 2823 2824########################################## 2825# RDMA needs OpenFabrics libraries 2826if test "$rdma" != "no" ; then 2827 cat > $TMPC <<EOF 2828#include <rdma/rdma_cma.h> 2829int main(void) { return 0; } 2830EOF 2831 rdma_libs="-lrdmacm -libverbs -libumad" 2832 if compile_prog "" "$rdma_libs" ; then 2833 rdma="yes" 2834 else 2835 if test "$rdma" = "yes" ; then 2836 error_exit \ 2837 " OpenFabrics librdmacm/libibverbs/libibumad not present." \ 2838 " Your options:" \ 2839 " (1) Fast: Install infiniband packages (devel) from your distro." \ 2840 " (2) Cleanest: Install libraries from www.openfabrics.org" \ 2841 " (3) Also: Install softiwarp if you don't have RDMA hardware" 2842 fi 2843 rdma="no" 2844 fi 2845fi 2846 2847########################################## 2848# PVRDMA detection 2849 2850cat > $TMPC <<EOF && 2851#include <sys/mman.h> 2852 2853int 2854main(void) 2855{ 2856 char buf = 0; 2857 void *addr = &buf; 2858 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED); 2859 2860 return 0; 2861} 2862EOF 2863 2864if test "$rdma" = "yes" ; then 2865 case "$pvrdma" in 2866 "") 2867 if compile_prog "" ""; then 2868 pvrdma="yes" 2869 else 2870 pvrdma="no" 2871 fi 2872 ;; 2873 "yes") 2874 if ! compile_prog "" ""; then 2875 error_exit "PVRDMA is not supported since mremap is not implemented" 2876 fi 2877 pvrdma="yes" 2878 ;; 2879 "no") 2880 pvrdma="no" 2881 ;; 2882 esac 2883else 2884 if test "$pvrdma" = "yes" ; then 2885 error_exit "PVRDMA requires rdma suppport" 2886 fi 2887 pvrdma="no" 2888fi 2889 2890# Let's see if enhanced reg_mr is supported 2891if test "$pvrdma" = "yes" ; then 2892 2893cat > $TMPC <<EOF && 2894#include <infiniband/verbs.h> 2895 2896int 2897main(void) 2898{ 2899 struct ibv_mr *mr; 2900 struct ibv_pd *pd = NULL; 2901 size_t length = 10; 2902 uint64_t iova = 0; 2903 int access = 0; 2904 void *addr = NULL; 2905 2906 mr = ibv_reg_mr_iova(pd, addr, length, iova, access); 2907 2908 ibv_dereg_mr(mr); 2909 2910 return 0; 2911} 2912EOF 2913 if ! compile_prog "" "-libverbs"; then 2914 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR" 2915 fi 2916fi 2917 2918########################################## 2919# xfsctl() probe, used for file-posix.c 2920if test "$xfs" != "no" ; then 2921 cat > $TMPC << EOF 2922#include <stddef.h> /* NULL */ 2923#include <xfs/xfs.h> 2924int main(void) 2925{ 2926 xfsctl(NULL, 0, 0, NULL); 2927 return 0; 2928} 2929EOF 2930 if compile_prog "" "" ; then 2931 xfs="yes" 2932 else 2933 if test "$xfs" = "yes" ; then 2934 feature_not_found "xfs" "Install xfsprogs/xfslibs devel" 2935 fi 2936 xfs=no 2937 fi 2938fi 2939 2940########################################## 2941# vde libraries probe 2942if test "$vde" != "no" ; then 2943 vde_libs="-lvdeplug" 2944 cat > $TMPC << EOF 2945#include <libvdeplug.h> 2946int main(void) 2947{ 2948 struct vde_open_args a = {0, 0, 0}; 2949 char s[] = ""; 2950 vde_open(s, s, &a); 2951 return 0; 2952} 2953EOF 2954 if compile_prog "" "$vde_libs" ; then 2955 vde=yes 2956 else 2957 if test "$vde" = "yes" ; then 2958 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel" 2959 fi 2960 vde=no 2961 fi 2962fi 2963 2964########################################## 2965# netmap support probe 2966# Apart from looking for netmap headers, we make sure that the host API version 2967# supports the netmap backend (>=11). The upper bound (15) is meant to simulate 2968# a minor/major version number. Minor new features will be marked with values up 2969# to 15, and if something happens that requires a change to the backend we will 2970# move above 15, submit the backend fixes and modify this two bounds. 2971if test "$netmap" != "no" ; then 2972 cat > $TMPC << EOF 2973#include <inttypes.h> 2974#include <net/if.h> 2975#include <net/netmap.h> 2976#include <net/netmap_user.h> 2977#if (NETMAP_API < 11) || (NETMAP_API > 15) 2978#error 2979#endif 2980int main(void) { return 0; } 2981EOF 2982 if compile_prog "" "" ; then 2983 netmap=yes 2984 else 2985 if test "$netmap" = "yes" ; then 2986 feature_not_found "netmap" 2987 fi 2988 netmap=no 2989 fi 2990fi 2991 2992########################################## 2993# detect CoreAudio 2994if test "$coreaudio" != "no" ; then 2995 coreaudio_libs="-framework CoreAudio" 2996 cat > $TMPC << EOF 2997#include <CoreAudio/CoreAudio.h> 2998int main(void) 2999{ 3000 return (int)AudioGetCurrentHostTime(); 3001} 3002EOF 3003 if compile_prog "" "$coreaudio_libs" ; then 3004 coreaudio=yes 3005 else 3006 coreaudio=no 3007 fi 3008fi 3009 3010########################################## 3011# Sound support libraries probe 3012 3013audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g') 3014for drv in $audio_drv_list; do 3015 case $drv in 3016 alsa | try-alsa) 3017 if $pkg_config alsa --exists; then 3018 alsa_libs=$($pkg_config alsa --libs) 3019 alsa_cflags=$($pkg_config alsa --cflags) 3020 alsa=yes 3021 if test "$drv" = "try-alsa"; then 3022 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/') 3023 fi 3024 else 3025 if test "$drv" = "try-alsa"; then 3026 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//') 3027 else 3028 error_exit "$drv check failed" \ 3029 "Make sure to have the $drv libs and headers installed." 3030 fi 3031 fi 3032 ;; 3033 3034 pa | try-pa) 3035 if $pkg_config libpulse --exists; then 3036 libpulse=yes 3037 pulse_libs=$($pkg_config libpulse --libs) 3038 pulse_cflags=$($pkg_config libpulse --cflags) 3039 if test "$drv" = "try-pa"; then 3040 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/') 3041 fi 3042 else 3043 if test "$drv" = "try-pa"; then 3044 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//') 3045 else 3046 error_exit "$drv check failed" \ 3047 "Make sure to have the $drv libs and headers installed." 3048 fi 3049 fi 3050 ;; 3051 3052 sdl) 3053 if test "$sdl" = "no"; then 3054 error_exit "sdl not found or disabled, can not use sdl audio driver" 3055 fi 3056 ;; 3057 3058 try-sdl) 3059 if test "$sdl" = "no"; then 3060 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//') 3061 else 3062 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/') 3063 fi 3064 ;; 3065 3066 coreaudio | try-coreaudio) 3067 if test "$coreaudio" = "no"; then 3068 if test "$drv" = "try-coreaudio"; then 3069 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-coreaudio//') 3070 else 3071 error_exit "$drv check failed" \ 3072 "Make sure to have the $drv is available." 3073 fi 3074 else 3075 coreaudio_libs="-framework CoreAudio" 3076 if test "$drv" = "try-coreaudio"; then 3077 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-coreaudio/coreaudio/') 3078 fi 3079 fi 3080 ;; 3081 3082 dsound) 3083 dsound_libs="-lole32 -ldxguid" 3084 audio_win_int="yes" 3085 ;; 3086 3087 oss) 3088 oss_libs="$oss_lib" 3089 ;; 3090 3091 jack | try-jack) 3092 if $pkg_config jack --exists; then 3093 libjack=yes 3094 jack_libs=$($pkg_config jack --libs) 3095 if test "$drv" = "try-jack"; then 3096 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack/jack/') 3097 fi 3098 else 3099 if test "$drv" = "try-jack"; then 3100 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack//') 3101 else 3102 error_exit "$drv check failed" \ 3103 "Make sure to have the $drv libs and headers installed." 3104 fi 3105 fi 3106 ;; 3107 3108 *) 3109 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || { 3110 error_exit "Unknown driver '$drv' selected" \ 3111 "Possible drivers are: $audio_possible_drivers" 3112 } 3113 ;; 3114 esac 3115done 3116 3117########################################## 3118# plugin linker support probe 3119 3120if test "$plugins" != "no"; then 3121 3122 ######################################### 3123 # See if --dynamic-list is supported by the linker 3124 3125 ld_dynamic_list="no" 3126 cat > $TMPTXT <<EOF 3127{ 3128 foo; 3129}; 3130EOF 3131 3132 cat > $TMPC <<EOF 3133#include <stdio.h> 3134void foo(void); 3135 3136void foo(void) 3137{ 3138 printf("foo\n"); 3139} 3140 3141int main(void) 3142{ 3143 foo(); 3144 return 0; 3145} 3146EOF 3147 3148 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then 3149 ld_dynamic_list="yes" 3150 fi 3151 3152 ######################################### 3153 # See if -exported_symbols_list is supported by the linker 3154 3155 ld_exported_symbols_list="no" 3156 cat > $TMPTXT <<EOF 3157 _foo 3158EOF 3159 3160 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then 3161 ld_exported_symbols_list="yes" 3162 fi 3163 3164 if test "$ld_dynamic_list" = "no" && 3165 test "$ld_exported_symbols_list" = "no" ; then 3166 if test "$plugins" = "yes"; then 3167 error_exit \ 3168 "Plugin support requires dynamic linking and specifying a set of symbols " \ 3169 "that are exported to plugins. Unfortunately your linker doesn't " \ 3170 "support the flag (--dynamic-list or -exported_symbols_list) used " \ 3171 "for this purpose." 3172 else 3173 plugins="no" 3174 fi 3175 else 3176 plugins="yes" 3177 fi 3178fi 3179 3180########################################## 3181# glib support probe 3182 3183glib_req_ver=2.56 3184glib_modules=gthread-2.0 3185if test "$modules" = yes; then 3186 glib_modules="$glib_modules gmodule-export-2.0" 3187fi 3188if test "$plugins" = "yes"; then 3189 glib_modules="$glib_modules gmodule-2.0" 3190fi 3191 3192for i in $glib_modules; do 3193 if $pkg_config --atleast-version=$glib_req_ver $i; then 3194 glib_cflags=$($pkg_config --cflags $i) 3195 glib_libs=$($pkg_config --libs $i) 3196 else 3197 error_exit "glib-$glib_req_ver $i is required to compile QEMU" 3198 fi 3199done 3200 3201# This workaround is required due to a bug in pkg-config file for glib as it 3202# doesn't define GLIB_STATIC_COMPILATION for pkg-config --static 3203 3204if test "$static" = yes && test "$mingw32" = yes; then 3205 glib_cflags="-DGLIB_STATIC_COMPILATION $glib_cflags" 3206fi 3207 3208if ! test "$gio" = "no"; then 3209 pass=no 3210 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then 3211 gio_cflags=$($pkg_config --cflags gio-2.0) 3212 gio_libs=$($pkg_config --libs gio-2.0) 3213 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0) 3214 if ! has "$gdbus_codegen"; then 3215 gdbus_codegen= 3216 fi 3217 # Check that the libraries actually work -- Ubuntu 18.04 ships 3218 # with pkg-config --static --libs data for gio-2.0 that is missing 3219 # -lblkid and will give a link error. 3220 cat > $TMPC <<EOF 3221#include <gio/gio.h> 3222int main(void) 3223{ 3224 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0); 3225 return 0; 3226} 3227EOF 3228 if compile_prog "$gio_cflags" "$gio_libs" ; then 3229 pass=yes 3230 else 3231 pass=no 3232 fi 3233 3234 if test "$pass" = "yes" && 3235 $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then 3236 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)" 3237 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)" 3238 fi 3239 fi 3240 3241 if test "$pass" = "no"; then 3242 if test "$gio" = "yes"; then 3243 feature_not_found "gio" "Install libgio >= 2.0" 3244 else 3245 gio=no 3246 fi 3247 else 3248 gio=yes 3249 fi 3250fi 3251 3252# Sanity check that the current size_t matches the 3253# size that glib thinks it should be. This catches 3254# problems on multi-arch where people try to build 3255# 32-bit QEMU while pointing at 64-bit glib headers 3256cat > $TMPC <<EOF 3257#include <glib.h> 3258#include <unistd.h> 3259 3260#define QEMU_BUILD_BUG_ON(x) \ 3261 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused)); 3262 3263int main(void) { 3264 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T); 3265 return 0; 3266} 3267EOF 3268 3269if ! compile_prog "$glib_cflags" "$glib_libs" ; then 3270 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\ 3271 "You probably need to set PKG_CONFIG_LIBDIR"\ 3272 "to point to the right pkg-config files for your"\ 3273 "build target" 3274fi 3275 3276# Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage 3277cat > $TMPC << EOF 3278#include <glib.h> 3279int main(void) { return 0; } 3280EOF 3281if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then 3282 if cc_has_warning_flag "-Wno-unknown-attributes"; then 3283 glib_cflags="-Wno-unknown-attributes $glib_cflags" 3284 CONFIGURE_CFLAGS="-Wno-unknown-attributes $CONFIGURE_CFLAGS" 3285 fi 3286fi 3287 3288# Silence clang warnings triggered by glib < 2.57.2 3289cat > $TMPC << EOF 3290#include <glib.h> 3291typedef struct Foo { 3292 int i; 3293} Foo; 3294static void foo_free(Foo *f) 3295{ 3296 g_free(f); 3297} 3298G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free); 3299int main(void) { return 0; } 3300EOF 3301if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then 3302 if cc_has_warning_flag "-Wno-unused-function"; then 3303 glib_cflags="$glib_cflags -Wno-unused-function" 3304 CONFIGURE_CFLAGS="$CONFIGURE_CFLAGS -Wno-unused-function" 3305 fi 3306fi 3307 3308########################################## 3309# SHA command probe for modules 3310if test "$modules" = yes; then 3311 shacmd_probe="sha1sum sha1 shasum" 3312 for c in $shacmd_probe; do 3313 if has $c; then 3314 shacmd="$c" 3315 break 3316 fi 3317 done 3318 if test "$shacmd" = ""; then 3319 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe" 3320 fi 3321fi 3322 3323########################################## 3324# pthread probe 3325PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2" 3326 3327pthread=no 3328cat > $TMPC << EOF 3329#include <pthread.h> 3330static void *f(void *p) { return NULL; } 3331int main(void) { 3332 pthread_t thread; 3333 pthread_create(&thread, 0, f, 0); 3334 return 0; 3335} 3336EOF 3337if compile_prog "" "" ; then 3338 pthread=yes 3339else 3340 for pthread_lib in $PTHREADLIBS_LIST; do 3341 if compile_prog "" "$pthread_lib" ; then 3342 pthread=yes 3343 break 3344 fi 3345 done 3346fi 3347 3348if test "$mingw32" != yes && test "$pthread" = no; then 3349 error_exit "pthread check failed" \ 3350 "Make sure to have the pthread libs and headers installed." 3351fi 3352 3353# check for pthread_setname_np with thread id 3354pthread_setname_np_w_tid=no 3355cat > $TMPC << EOF 3356#include <pthread.h> 3357 3358static void *f(void *p) { return NULL; } 3359int main(void) 3360{ 3361 pthread_t thread; 3362 pthread_create(&thread, 0, f, 0); 3363 pthread_setname_np(thread, "QEMU"); 3364 return 0; 3365} 3366EOF 3367if compile_prog "" "$pthread_lib" ; then 3368 pthread_setname_np_w_tid=yes 3369fi 3370 3371# check for pthread_setname_np without thread id 3372pthread_setname_np_wo_tid=no 3373cat > $TMPC << EOF 3374#include <pthread.h> 3375 3376static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 3377int main(void) 3378{ 3379 pthread_t thread; 3380 pthread_create(&thread, 0, f, 0); 3381 return 0; 3382} 3383EOF 3384if compile_prog "" "$pthread_lib" ; then 3385 pthread_setname_np_wo_tid=yes 3386fi 3387 3388########################################## 3389# libssh probe 3390if test "$libssh" != "no" ; then 3391 if $pkg_config --exists "libssh >= 0.8.7"; then 3392 libssh_cflags=$($pkg_config libssh --cflags) 3393 libssh_libs=$($pkg_config libssh --libs) 3394 libssh=yes 3395 else 3396 if test "$libssh" = "yes" ; then 3397 error_exit "libssh required for --enable-libssh" 3398 fi 3399 libssh=no 3400 fi 3401fi 3402 3403########################################## 3404# linux-aio probe 3405 3406if test "$linux_aio" != "no" ; then 3407 cat > $TMPC <<EOF 3408#include <libaio.h> 3409#include <sys/eventfd.h> 3410#include <stddef.h> 3411int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; } 3412EOF 3413 if compile_prog "" "-laio" ; then 3414 linux_aio=yes 3415 else 3416 if test "$linux_aio" = "yes" ; then 3417 feature_not_found "linux AIO" "Install libaio devel" 3418 fi 3419 linux_aio=no 3420 fi 3421fi 3422 3423########################################## 3424# TPM emulation is only on POSIX 3425 3426if test "$tpm" = ""; then 3427 if test "$mingw32" = "yes"; then 3428 tpm=no 3429 else 3430 tpm=yes 3431 fi 3432elif test "$tpm" = "yes"; then 3433 if test "$mingw32" = "yes" ; then 3434 error_exit "TPM emulation only available on POSIX systems" 3435 fi 3436fi 3437 3438########################################## 3439# iovec probe 3440cat > $TMPC <<EOF 3441#include <sys/types.h> 3442#include <sys/uio.h> 3443#include <unistd.h> 3444int main(void) { return sizeof(struct iovec); } 3445EOF 3446iovec=no 3447if compile_prog "" "" ; then 3448 iovec=yes 3449fi 3450 3451########################################## 3452# fdt probe 3453 3454case "$fdt" in 3455 auto | enabled | internal) 3456 # Simpler to always update submodule, even if not needed. 3457 git_submodules="${git_submodules} dtc" 3458 ;; 3459esac 3460 3461########################################## 3462# opengl probe (for sdl2, gtk) 3463 3464gbm="no" 3465if $pkg_config gbm; then 3466 gbm_cflags="$($pkg_config --cflags gbm)" 3467 gbm_libs="$($pkg_config --libs gbm)" 3468 gbm="yes" 3469fi 3470 3471if test "$opengl" != "no" ; then 3472 epoxy=no 3473 if $pkg_config epoxy; then 3474 cat > $TMPC << EOF 3475#include <epoxy/egl.h> 3476int main(void) { return 0; } 3477EOF 3478 if compile_prog "" "" ; then 3479 epoxy=yes 3480 fi 3481 fi 3482 3483 if test "$epoxy" = "yes" ; then 3484 opengl_cflags="$($pkg_config --cflags epoxy)" 3485 opengl_libs="$($pkg_config --libs epoxy)" 3486 opengl=yes 3487 else 3488 if test "$opengl" = "yes" ; then 3489 feature_not_found "opengl" "Please install epoxy with EGL" 3490 fi 3491 opengl_cflags="" 3492 opengl_libs="" 3493 opengl=no 3494 fi 3495fi 3496 3497########################################## 3498# libnuma probe 3499 3500if test "$numa" != "no" ; then 3501 cat > $TMPC << EOF 3502#include <numa.h> 3503int main(void) { return numa_available(); } 3504EOF 3505 3506 if compile_prog "" "-lnuma" ; then 3507 numa=yes 3508 numa_libs="-lnuma" 3509 else 3510 if test "$numa" = "yes" ; then 3511 feature_not_found "numa" "install numactl devel" 3512 fi 3513 numa=no 3514 fi 3515fi 3516 3517malloc=system 3518if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then 3519 echo "ERROR: tcmalloc && jemalloc can't be used at the same time" 3520 exit 1 3521elif test "$tcmalloc" = "yes" ; then 3522 malloc=tcmalloc 3523elif test "$jemalloc" = "yes" ; then 3524 malloc=jemalloc 3525fi 3526 3527# check for usbfs 3528have_usbfs=no 3529if test "$linux_user" = "yes"; then 3530 cat > $TMPC << EOF 3531#include <linux/usbdevice_fs.h> 3532 3533#ifndef USBDEVFS_GET_CAPABILITIES 3534#error "USBDEVFS_GET_CAPABILITIES undefined" 3535#endif 3536 3537#ifndef USBDEVFS_DISCONNECT_CLAIM 3538#error "USBDEVFS_DISCONNECT_CLAIM undefined" 3539#endif 3540 3541int main(void) 3542{ 3543 return 0; 3544} 3545EOF 3546 if compile_prog "" ""; then 3547 have_usbfs=yes 3548 fi 3549fi 3550 3551########################################## 3552# spice probe 3553if test "$spice_protocol" != "no" ; then 3554 spice_protocol_cflags=$($pkg_config --cflags spice-protocol 2>/dev/null) 3555 if $pkg_config --atleast-version=0.12.3 spice-protocol; then 3556 spice_protocol="yes" 3557 else 3558 if test "$spice_protocol" = "yes" ; then 3559 feature_not_found "spice_protocol" \ 3560 "Install spice-protocol(>=0.12.3) devel" 3561 fi 3562 spice_protocol="no" 3563 fi 3564fi 3565 3566if test "$spice" != "no" ; then 3567 cat > $TMPC << EOF 3568#include <spice.h> 3569int main(void) { spice_server_new(); return 0; } 3570EOF 3571 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null) 3572 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null) 3573 if $pkg_config --atleast-version=0.12.5 spice-server && \ 3574 test "$spice_protocol" = "yes" && \ 3575 compile_prog "$spice_cflags" "$spice_libs" ; then 3576 spice="yes" 3577 else 3578 if test "$spice" = "yes" ; then 3579 feature_not_found "spice" \ 3580 "Install spice-server(>=0.12.5) devel" 3581 fi 3582 spice="no" 3583 fi 3584fi 3585 3586########################################## 3587# check if we have VSS SDK headers for win 3588 3589if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \ 3590 test "$vss_win32_sdk" != "no" ; then 3591 case "$vss_win32_sdk" in 3592 "") vss_win32_include="-isystem $source_path" ;; 3593 *\ *) # The SDK is installed in "Program Files" by default, but we cannot 3594 # handle path with spaces. So we symlink the headers into ".sdk/vss". 3595 vss_win32_include="-isystem $source_path/.sdk/vss" 3596 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc" 3597 ;; 3598 *) vss_win32_include="-isystem $vss_win32_sdk" 3599 esac 3600 cat > $TMPC << EOF 3601#define __MIDL_user_allocate_free_DEFINED__ 3602#include <inc/win2003/vss.h> 3603int main(void) { return VSS_CTX_BACKUP; } 3604EOF 3605 if compile_prog "$vss_win32_include" "" ; then 3606 guest_agent_with_vss="yes" 3607 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include" 3608 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga" 3609 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb" 3610 else 3611 if test "$vss_win32_sdk" != "" ; then 3612 echo "ERROR: Please download and install Microsoft VSS SDK:" 3613 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490" 3614 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:" 3615 echo "ERROR: scripts/extract-vsssdk-headers setup.exe" 3616 echo "ERROR: The headers are extracted in the directory \`inc'." 3617 feature_not_found "VSS support" 3618 fi 3619 guest_agent_with_vss="no" 3620 fi 3621fi 3622 3623########################################## 3624# lookup Windows platform SDK (if not specified) 3625# The SDK is needed only to build .tlb (type library) file of guest agent 3626# VSS provider from the source. It is usually unnecessary because the 3627# pre-compiled .tlb file is included. 3628 3629if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \ 3630 test "$guest_agent_with_vss" = "yes" ; then 3631 if test -z "$win_sdk"; then 3632 programfiles="$PROGRAMFILES" 3633 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432" 3634 if test -n "$programfiles"; then 3635 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null 3636 else 3637 feature_not_found "Windows SDK" 3638 fi 3639 elif test "$win_sdk" = "no"; then 3640 win_sdk="" 3641 fi 3642fi 3643 3644########################################## 3645# check if mingw environment provides a recent ntddscsi.h 3646if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then 3647 cat > $TMPC << EOF 3648#include <windows.h> 3649#include <ntddscsi.h> 3650int main(void) { 3651#if !defined(IOCTL_SCSI_GET_ADDRESS) 3652#error Missing required ioctl definitions 3653#endif 3654 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 }; 3655 return addr.Lun; 3656} 3657EOF 3658 if compile_prog "" "" ; then 3659 guest_agent_ntddscsi=yes 3660 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga" 3661 fi 3662fi 3663 3664########################################## 3665# capstone 3666 3667case "$capstone" in 3668 auto | enabled | internal) 3669 # Simpler to always update submodule, even if not needed. 3670 git_submodules="${git_submodules} capstone" 3671 ;; 3672esac 3673 3674########################################## 3675# check if we have posix_syslog 3676 3677posix_syslog=no 3678cat > $TMPC << EOF 3679#include <syslog.h> 3680int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; } 3681EOF 3682if compile_prog "" "" ; then 3683 posix_syslog=yes 3684fi 3685 3686########################################## 3687# check if trace backend exists 3688 3689$python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null 3690if test "$?" -ne 0 ; then 3691 error_exit "invalid trace backends" \ 3692 "Please choose supported trace backends." 3693fi 3694 3695########################################## 3696# For 'ust' backend, test if ust headers are present 3697if have_backend "ust"; then 3698 if $pkg_config lttng-ust --exists; then 3699 lttng_ust_libs=$($pkg_config --libs lttng-ust) 3700 else 3701 error_exit "Trace backend 'ust' missing lttng-ust header files" 3702 fi 3703fi 3704 3705########################################## 3706# For 'dtrace' backend, test if 'dtrace' command is present 3707if have_backend "dtrace"; then 3708 if ! has 'dtrace' ; then 3709 error_exit "dtrace command is not found in PATH $PATH" 3710 fi 3711 trace_backend_stap="no" 3712 if has 'stap' ; then 3713 trace_backend_stap="yes" 3714 3715 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol 3716 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility 3717 # instead. QEMU --enable-modules depends on this because the SystemTap 3718 # semaphores are linked into the main binary and not the module's shared 3719 # object. 3720 QEMU_CFLAGS="$QEMU_CFLAGS -DSTAP_SDT_V2" 3721 fi 3722fi 3723 3724########################################## 3725# check and set a backend for coroutine 3726 3727# We prefer ucontext, but it's not always possible. The fallback 3728# is sigcontext. On Windows the only valid backend is the Windows 3729# specific one. 3730 3731ucontext_works=no 3732if test "$darwin" != "yes"; then 3733 cat > $TMPC << EOF 3734#include <ucontext.h> 3735#ifdef __stub_makecontext 3736#error Ignoring glibc stub makecontext which will always fail 3737#endif 3738int main(void) { makecontext(0, 0, 0); return 0; } 3739EOF 3740 if compile_prog "" "" ; then 3741 ucontext_works=yes 3742 fi 3743fi 3744 3745if test "$coroutine" = ""; then 3746 if test "$mingw32" = "yes"; then 3747 coroutine=win32 3748 elif test "$ucontext_works" = "yes"; then 3749 coroutine=ucontext 3750 else 3751 coroutine=sigaltstack 3752 fi 3753else 3754 case $coroutine in 3755 windows) 3756 if test "$mingw32" != "yes"; then 3757 error_exit "'windows' coroutine backend only valid for Windows" 3758 fi 3759 # Unfortunately the user visible backend name doesn't match the 3760 # coroutine-*.c filename for this case, so we have to adjust it here. 3761 coroutine=win32 3762 ;; 3763 ucontext) 3764 if test "$ucontext_works" != "yes"; then 3765 feature_not_found "ucontext" 3766 fi 3767 ;; 3768 sigaltstack) 3769 if test "$mingw32" = "yes"; then 3770 error_exit "only the 'windows' coroutine backend is valid for Windows" 3771 fi 3772 ;; 3773 *) 3774 error_exit "unknown coroutine backend $coroutine" 3775 ;; 3776 esac 3777fi 3778 3779if test "$coroutine_pool" = ""; then 3780 coroutine_pool=yes 3781fi 3782 3783if test "$debug_stack_usage" = "yes"; then 3784 if test "$coroutine_pool" = "yes"; then 3785 echo "WARN: disabling coroutine pool for stack usage debugging" 3786 coroutine_pool=no 3787 fi 3788fi 3789 3790################################################## 3791# SafeStack 3792 3793 3794if test "$safe_stack" = "yes"; then 3795cat > $TMPC << EOF 3796int main(int argc, char *argv[]) 3797{ 3798#if ! __has_feature(safe_stack) 3799#error SafeStack Disabled 3800#endif 3801 return 0; 3802} 3803EOF 3804 flag="-fsanitize=safe-stack" 3805 # Check that safe-stack is supported and enabled. 3806 if compile_prog "-Werror $flag" "$flag"; then 3807 # Flag needed both at compilation and at linking 3808 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 3809 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 3810 else 3811 error_exit "SafeStack not supported by your compiler" 3812 fi 3813 if test "$coroutine" != "ucontext"; then 3814 error_exit "SafeStack is only supported by the coroutine backend ucontext" 3815 fi 3816else 3817cat > $TMPC << EOF 3818int main(int argc, char *argv[]) 3819{ 3820#if defined(__has_feature) 3821#if __has_feature(safe_stack) 3822#error SafeStack Enabled 3823#endif 3824#endif 3825 return 0; 3826} 3827EOF 3828if test "$safe_stack" = "no"; then 3829 # Make sure that safe-stack is disabled 3830 if ! compile_prog "-Werror" ""; then 3831 # SafeStack was already enabled, try to explicitly remove the feature 3832 flag="-fno-sanitize=safe-stack" 3833 if ! compile_prog "-Werror $flag" "$flag"; then 3834 error_exit "Configure cannot disable SafeStack" 3835 fi 3836 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 3837 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 3838 fi 3839else # "$safe_stack" = "" 3840 # Set safe_stack to yes or no based on pre-existing flags 3841 if compile_prog "-Werror" ""; then 3842 safe_stack="no" 3843 else 3844 safe_stack="yes" 3845 if test "$coroutine" != "ucontext"; then 3846 error_exit "SafeStack is only supported by the coroutine backend ucontext" 3847 fi 3848 fi 3849fi 3850fi 3851 3852######################################## 3853# check if cpuid.h is usable. 3854 3855cat > $TMPC << EOF 3856#include <cpuid.h> 3857int main(void) { 3858 unsigned a, b, c, d; 3859 int max = __get_cpuid_max(0, 0); 3860 3861 if (max >= 1) { 3862 __cpuid(1, a, b, c, d); 3863 } 3864 3865 if (max >= 7) { 3866 __cpuid_count(7, 0, a, b, c, d); 3867 } 3868 3869 return 0; 3870} 3871EOF 3872if compile_prog "" "" ; then 3873 cpuid_h=yes 3874fi 3875 3876########################################## 3877# avx2 optimization requirement check 3878# 3879# There is no point enabling this if cpuid.h is not usable, 3880# since we won't be able to select the new routines. 3881 3882if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then 3883 cat > $TMPC << EOF 3884#pragma GCC push_options 3885#pragma GCC target("avx2") 3886#include <cpuid.h> 3887#include <immintrin.h> 3888static int bar(void *a) { 3889 __m256i x = *(__m256i *)a; 3890 return _mm256_testz_si256(x, x); 3891} 3892int main(int argc, char *argv[]) { return bar(argv[0]); } 3893EOF 3894 if compile_object "" ; then 3895 avx2_opt="yes" 3896 else 3897 avx2_opt="no" 3898 fi 3899fi 3900 3901########################################## 3902# avx512f optimization requirement check 3903# 3904# There is no point enabling this if cpuid.h is not usable, 3905# since we won't be able to select the new routines. 3906# by default, it is turned off. 3907# if user explicitly want to enable it, check environment 3908 3909if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then 3910 cat > $TMPC << EOF 3911#pragma GCC push_options 3912#pragma GCC target("avx512f") 3913#include <cpuid.h> 3914#include <immintrin.h> 3915static int bar(void *a) { 3916 __m512i x = *(__m512i *)a; 3917 return _mm512_test_epi64_mask(x, x); 3918} 3919int main(int argc, char *argv[]) 3920{ 3921 return bar(argv[0]); 3922} 3923EOF 3924 if ! compile_object "" ; then 3925 avx512f_opt="no" 3926 fi 3927else 3928 avx512f_opt="no" 3929fi 3930 3931######################################## 3932# check if __[u]int128_t is usable. 3933 3934int128=no 3935cat > $TMPC << EOF 3936__int128_t a; 3937__uint128_t b; 3938int main (void) { 3939 a = a + b; 3940 b = a * b; 3941 a = a * a; 3942 return 0; 3943} 3944EOF 3945if compile_prog "" "" ; then 3946 int128=yes 3947fi 3948 3949######################################### 3950# See if 128-bit atomic operations are supported. 3951 3952atomic128=no 3953if test "$int128" = "yes"; then 3954 cat > $TMPC << EOF 3955int main(void) 3956{ 3957 unsigned __int128 x = 0, y = 0; 3958 y = __atomic_load(&x, 0); 3959 __atomic_store(&x, y, 0); 3960 __atomic_compare_exchange(&x, &y, x, 0, 0, 0); 3961 return 0; 3962} 3963EOF 3964 if compile_prog "" "" ; then 3965 atomic128=yes 3966 fi 3967fi 3968 3969cmpxchg128=no 3970if test "$int128" = yes && test "$atomic128" = no; then 3971 cat > $TMPC << EOF 3972int main(void) 3973{ 3974 unsigned __int128 x = 0, y = 0; 3975 __sync_val_compare_and_swap_16(&x, y, x); 3976 return 0; 3977} 3978EOF 3979 if compile_prog "" "" ; then 3980 cmpxchg128=yes 3981 fi 3982fi 3983 3984######################################### 3985# See if 64-bit atomic operations are supported. 3986# Note that without __atomic builtins, we can only 3987# assume atomic loads/stores max at pointer size. 3988 3989cat > $TMPC << EOF 3990#include <stdint.h> 3991int main(void) 3992{ 3993 uint64_t x = 0, y = 0; 3994#ifdef __ATOMIC_RELAXED 3995 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 3996 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 3997 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 3998 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 3999 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 4000#else 4001 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1]; 4002 __sync_lock_test_and_set(&x, y); 4003 __sync_val_compare_and_swap(&x, y, 0); 4004 __sync_fetch_and_add(&x, y); 4005#endif 4006 return 0; 4007} 4008EOF 4009if compile_prog "" "" ; then 4010 atomic64=yes 4011fi 4012 4013######################################## 4014# check if getauxval is available. 4015 4016getauxval=no 4017cat > $TMPC << EOF 4018#include <sys/auxv.h> 4019int main(void) { 4020 return getauxval(AT_HWCAP) == 0; 4021} 4022EOF 4023if compile_prog "" "" ; then 4024 getauxval=yes 4025fi 4026 4027######################################## 4028# check if ccache is interfering with 4029# semantic analysis of macros 4030 4031unset CCACHE_CPP2 4032ccache_cpp2=no 4033cat > $TMPC << EOF 4034static const int Z = 1; 4035#define fn() ({ Z; }) 4036#define TAUT(X) ((X) == Z) 4037#define PAREN(X, Y) (X == Y) 4038#define ID(X) (X) 4039int main(int argc, char *argv[]) 4040{ 4041 int x = 0, y = 0; 4042 x = ID(x); 4043 x = fn(); 4044 fn(); 4045 if (PAREN(x, y)) return 0; 4046 if (TAUT(Z)) return 0; 4047 return 0; 4048} 4049EOF 4050 4051if ! compile_object "-Werror"; then 4052 ccache_cpp2=yes 4053fi 4054 4055################################################# 4056# clang does not support glibc + FORTIFY_SOURCE. 4057 4058if test "$fortify_source" != "no"; then 4059 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then 4060 fortify_source="no"; 4061 elif test -n "$cxx" && has $cxx && 4062 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then 4063 fortify_source="no"; 4064 else 4065 fortify_source="yes" 4066 fi 4067fi 4068 4069########################################## 4070# check if struct fsxattr is available via linux/fs.h 4071 4072have_fsxattr=no 4073cat > $TMPC << EOF 4074#include <linux/fs.h> 4075struct fsxattr foo; 4076int main(void) { 4077 return 0; 4078} 4079EOF 4080if compile_prog "" "" ; then 4081 have_fsxattr=yes 4082fi 4083 4084########################################## 4085# check for usable membarrier system call 4086if test "$membarrier" = "yes"; then 4087 have_membarrier=no 4088 if test "$mingw32" = "yes" ; then 4089 have_membarrier=yes 4090 elif test "$linux" = "yes" ; then 4091 cat > $TMPC << EOF 4092 #include <linux/membarrier.h> 4093 #include <sys/syscall.h> 4094 #include <unistd.h> 4095 #include <stdlib.h> 4096 int main(void) { 4097 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 4098 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 4099 exit(0); 4100 } 4101EOF 4102 if compile_prog "" "" ; then 4103 have_membarrier=yes 4104 fi 4105 fi 4106 if test "$have_membarrier" = "no"; then 4107 feature_not_found "membarrier" "membarrier system call not available" 4108 fi 4109else 4110 # Do not enable it by default even for Mingw32, because it doesn't 4111 # work on Wine. 4112 membarrier=no 4113fi 4114 4115########################################## 4116# check for usable AF_VSOCK environment 4117have_af_vsock=no 4118cat > $TMPC << EOF 4119#include <errno.h> 4120#include <sys/types.h> 4121#include <sys/socket.h> 4122#if !defined(AF_VSOCK) 4123# error missing AF_VSOCK flag 4124#endif 4125#include <linux/vm_sockets.h> 4126int main(void) { 4127 int sock, ret; 4128 struct sockaddr_vm svm; 4129 socklen_t len = sizeof(svm); 4130 sock = socket(AF_VSOCK, SOCK_STREAM, 0); 4131 ret = getpeername(sock, (struct sockaddr *)&svm, &len); 4132 if ((ret == -1) && (errno == ENOTCONN)) { 4133 return 0; 4134 } 4135 return -1; 4136} 4137EOF 4138if compile_prog "" "" ; then 4139 have_af_vsock=yes 4140fi 4141 4142########################################## 4143# check for usable AF_ALG environment 4144have_afalg=no 4145cat > $TMPC << EOF 4146#include <errno.h> 4147#include <sys/types.h> 4148#include <sys/socket.h> 4149#include <linux/if_alg.h> 4150int main(void) { 4151 int sock; 4152 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 4153 return sock; 4154} 4155EOF 4156if compile_prog "" "" ; then 4157 have_afalg=yes 4158fi 4159if test "$crypto_afalg" = "yes" 4160then 4161 if test "$have_afalg" != "yes" 4162 then 4163 error_exit "AF_ALG requested but could not be detected" 4164 fi 4165fi 4166 4167 4168########################################## 4169# checks for sanitizers 4170 4171have_asan=no 4172have_ubsan=no 4173have_asan_iface_h=no 4174have_asan_iface_fiber=no 4175 4176if test "$sanitizers" = "yes" ; then 4177 write_c_skeleton 4178 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then 4179 have_asan=yes 4180 fi 4181 4182 # we could use a simple skeleton for flags checks, but this also 4183 # detect the static linking issue of ubsan, see also: 4184 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285 4185 cat > $TMPC << EOF 4186#include <stdlib.h> 4187int main(void) { 4188 void *tmp = malloc(10); 4189 if (tmp != NULL) { 4190 return *(int *)(tmp + 2); 4191 } 4192 return 1; 4193} 4194EOF 4195 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then 4196 have_ubsan=yes 4197 fi 4198 4199 if check_include "sanitizer/asan_interface.h" ; then 4200 have_asan_iface_h=yes 4201 fi 4202 4203 cat > $TMPC << EOF 4204#include <sanitizer/asan_interface.h> 4205int main(void) { 4206 __sanitizer_start_switch_fiber(0, 0, 0); 4207 return 0; 4208} 4209EOF 4210 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then 4211 have_asan_iface_fiber=yes 4212 fi 4213fi 4214 4215########################################## 4216# checks for fuzzer 4217if test "$fuzzing" = "yes" && test -z "${LIB_FUZZING_ENGINE+xxx}"; then 4218 write_c_fuzzer_skeleton 4219 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=fuzzer" ""; then 4220 have_fuzzer=yes 4221 else 4222 error_exit "Your compiler doesn't support -fsanitize=fuzzer" 4223 exit 1 4224 fi 4225fi 4226 4227# Thread sanitizer is, for now, much noisier than the other sanitizers; 4228# keep it separate until that is not the case. 4229if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then 4230 error_exit "TSAN is not supported with other sanitiziers." 4231fi 4232have_tsan=no 4233have_tsan_iface_fiber=no 4234if test "$tsan" = "yes" ; then 4235 write_c_skeleton 4236 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then 4237 have_tsan=yes 4238 fi 4239 cat > $TMPC << EOF 4240#include <sanitizer/tsan_interface.h> 4241int main(void) { 4242 __tsan_create_fiber(0); 4243 return 0; 4244} 4245EOF 4246 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then 4247 have_tsan_iface_fiber=yes 4248 fi 4249fi 4250 4251########################################## 4252# check for slirp 4253 4254case "$slirp" in 4255 auto | enabled | internal) 4256 # Simpler to always update submodule, even if not needed. 4257 git_submodules="${git_submodules} slirp" 4258 ;; 4259esac 4260 4261# Check for slirp smbd dupport 4262: ${smbd=${SMBD-/usr/sbin/smbd}} 4263if test "$slirp_smbd" != "no" ; then 4264 if test "$mingw32" = "yes" ; then 4265 if test "$slirp_smbd" = "yes" ; then 4266 error_exit "Host smbd not supported on this platform." 4267 fi 4268 slirp_smbd=no 4269 else 4270 slirp_smbd=yes 4271 fi 4272fi 4273 4274########################################## 4275# check for usable __NR_keyctl syscall 4276 4277if test "$linux" = "yes" ; then 4278 4279 have_keyring=no 4280 cat > $TMPC << EOF 4281#include <errno.h> 4282#include <asm/unistd.h> 4283#include <linux/keyctl.h> 4284#include <unistd.h> 4285int main(void) { 4286 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 4287} 4288EOF 4289 if compile_prog "" "" ; then 4290 have_keyring=yes 4291 fi 4292fi 4293if test "$secret_keyring" != "no" 4294then 4295 if test "$have_keyring" = "yes" 4296 then 4297 secret_keyring=yes 4298 else 4299 if test "$secret_keyring" = "yes" 4300 then 4301 error_exit "syscall __NR_keyctl requested, \ 4302but not implemented on your system" 4303 else 4304 secret_keyring=no 4305 fi 4306 fi 4307fi 4308 4309########################################## 4310# End of CC checks 4311# After here, no more $cc or $ld runs 4312 4313write_c_skeleton 4314 4315if test "$gcov" = "yes" ; then 4316 : 4317elif test "$fortify_source" = "yes" ; then 4318 QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS" 4319 debug=no 4320fi 4321 4322case "$ARCH" in 4323alpha) 4324 # Ensure there's only a single GP 4325 QEMU_CFLAGS="-msmall-data $QEMU_CFLAGS" 4326;; 4327esac 4328 4329if test "$gprof" = "yes" ; then 4330 QEMU_CFLAGS="-p $QEMU_CFLAGS" 4331 QEMU_LDFLAGS="-p $QEMU_LDFLAGS" 4332fi 4333 4334if test "$have_asan" = "yes"; then 4335 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS" 4336 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS" 4337 if test "$have_asan_iface_h" = "no" ; then 4338 echo "ASAN build enabled, but ASAN header missing." \ 4339 "Without code annotation, the report may be inferior." 4340 elif test "$have_asan_iface_fiber" = "no" ; then 4341 echo "ASAN build enabled, but ASAN header is too old." \ 4342 "Without code annotation, the report may be inferior." 4343 fi 4344fi 4345if test "$have_tsan" = "yes" ; then 4346 if test "$have_tsan_iface_fiber" = "yes" ; then 4347 QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS" 4348 QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS" 4349 else 4350 error_exit "Cannot enable TSAN due to missing fiber annotation interface." 4351 fi 4352elif test "$tsan" = "yes" ; then 4353 error_exit "Cannot enable TSAN due to missing sanitize thread interface." 4354fi 4355if test "$have_ubsan" = "yes"; then 4356 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS" 4357 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS" 4358fi 4359 4360########################################## 4361 4362# Exclude --warn-common with TSan to suppress warnings from the TSan libraries. 4363if test "$solaris" = "no" && test "$tsan" = "no"; then 4364 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then 4365 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS" 4366 fi 4367fi 4368 4369# Use ASLR, no-SEH and DEP if available 4370if test "$mingw32" = "yes" ; then 4371 flags="--no-seh --nxcompat" 4372 4373 # Disable ASLR for debug builds to allow debugging with gdb 4374 if test "$debug" = "no" ; then 4375 flags="--dynamicbase $flags" 4376 fi 4377 4378 for flag in $flags; do 4379 if ld_has $flag ; then 4380 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS" 4381 fi 4382 done 4383fi 4384 4385# Probe for guest agent support/options 4386 4387if [ "$guest_agent" != "no" ]; then 4388 if [ "$softmmu" = no -a "$want_tools" = no ] ; then 4389 guest_agent=no 4390 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then 4391 guest_agent=yes 4392 elif [ "$guest_agent" != yes ]; then 4393 guest_agent=no 4394 else 4395 error_exit "Guest agent is not supported on this platform" 4396 fi 4397fi 4398 4399# Guest agent Windows MSI package 4400 4401if test "$QEMU_GA_MANUFACTURER" = ""; then 4402 QEMU_GA_MANUFACTURER=QEMU 4403fi 4404if test "$QEMU_GA_DISTRO" = ""; then 4405 QEMU_GA_DISTRO=Linux 4406fi 4407if test "$QEMU_GA_VERSION" = ""; then 4408 QEMU_GA_VERSION=$(cat $source_path/VERSION) 4409fi 4410 4411QEMU_GA_MSI_MINGW_DLL_PATH="$($pkg_config --variable=prefix glib-2.0)/bin" 4412 4413# Mac OS X ships with a broken assembler 4414roms= 4415if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \ 4416 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \ 4417 test "$targetos" != "Haiku" && test "$softmmu" = yes ; then 4418 # Different host OS linkers have different ideas about the name of the ELF 4419 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd 4420 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe. 4421 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do 4422 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then 4423 ld_i386_emulation="$emu" 4424 roms="optionrom" 4425 break 4426 fi 4427 done 4428fi 4429 4430# Only build s390-ccw bios if we're on s390x and the compiler has -march=z900 4431# or -march=z10 (which is the lowest architecture level that Clang supports) 4432if test "$cpu" = "s390x" ; then 4433 write_c_skeleton 4434 compile_prog "-march=z900" "" 4435 has_z900=$? 4436 if [ $has_z900 = 0 ] || compile_object "-march=z10 -msoft-float -Werror"; then 4437 if [ $has_z900 != 0 ]; then 4438 echo "WARNING: Your compiler does not support the z900!" 4439 echo " The s390-ccw bios will only work with guest CPUs >= z10." 4440 fi 4441 roms="$roms s390-ccw" 4442 # SLOF is required for building the s390-ccw firmware on s390x, 4443 # since it is using the libnet code from SLOF for network booting. 4444 git_submodules="${git_submodules} roms/SLOF" 4445 fi 4446fi 4447 4448# Check that the C++ compiler exists and works with the C compiler. 4449# All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added. 4450if has $cxx; then 4451 cat > $TMPC <<EOF 4452int c_function(void); 4453int main(void) { return c_function(); } 4454EOF 4455 4456 compile_object 4457 4458 cat > $TMPCXX <<EOF 4459extern "C" { 4460 int c_function(void); 4461} 4462int c_function(void) { return 42; } 4463EOF 4464 4465 update_cxxflags 4466 4467 if do_cxx $CXXFLAGS $CONFIGURE_CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then 4468 # C++ compiler $cxx works ok with C compiler $cc 4469 : 4470 else 4471 echo "C++ compiler $cxx does not work with C compiler $cc" 4472 echo "Disabling C++ specific optional code" 4473 cxx= 4474 fi 4475else 4476 echo "No C++ compiler available; disabling C++ specific optional code" 4477 cxx= 4478fi 4479 4480if !(GIT="$git" "$source_path/scripts/git-submodule.sh" "$git_submodules_action" "$git_submodules"); then 4481 exit 1 4482fi 4483 4484config_host_mak="config-host.mak" 4485 4486echo "# Automatically generated by configure - do not modify" > $config_host_mak 4487echo >> $config_host_mak 4488 4489echo all: >> $config_host_mak 4490echo "GIT=$git" >> $config_host_mak 4491echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak 4492echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_host_mak 4493 4494echo "ARCH=$ARCH" >> $config_host_mak 4495 4496if test "$debug_tcg" = "yes" ; then 4497 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak 4498fi 4499if test "$strip_opt" = "yes" ; then 4500 echo "STRIP=${strip}" >> $config_host_mak 4501fi 4502if test "$bigendian" = "yes" ; then 4503 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak 4504fi 4505if test "$mingw32" = "yes" ; then 4506 echo "CONFIG_WIN32=y" >> $config_host_mak 4507 if test "$guest_agent_with_vss" = "yes" ; then 4508 echo "CONFIG_QGA_VSS=y" >> $config_host_mak 4509 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak 4510 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak 4511 fi 4512 if test "$guest_agent_ntddscsi" = "yes" ; then 4513 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak 4514 fi 4515 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak 4516 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak 4517 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak 4518 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak 4519else 4520 echo "CONFIG_POSIX=y" >> $config_host_mak 4521fi 4522 4523if test "$linux" = "yes" ; then 4524 echo "CONFIG_LINUX=y" >> $config_host_mak 4525fi 4526 4527if test "$darwin" = "yes" ; then 4528 echo "CONFIG_DARWIN=y" >> $config_host_mak 4529fi 4530 4531if test "$solaris" = "yes" ; then 4532 echo "CONFIG_SOLARIS=y" >> $config_host_mak 4533fi 4534if test "$haiku" = "yes" ; then 4535 echo "CONFIG_HAIKU=y" >> $config_host_mak 4536fi 4537if test "$static" = "yes" ; then 4538 echo "CONFIG_STATIC=y" >> $config_host_mak 4539fi 4540if test "$profiler" = "yes" ; then 4541 echo "CONFIG_PROFILER=y" >> $config_host_mak 4542fi 4543if test "$want_tools" = "yes" ; then 4544 echo "CONFIG_TOOLS=y" >> $config_host_mak 4545fi 4546if test "$guest_agent" = "yes" ; then 4547 echo "CONFIG_GUEST_AGENT=y" >> $config_host_mak 4548fi 4549if test "$slirp_smbd" = "yes" ; then 4550 echo "CONFIG_SLIRP_SMBD=y" >> $config_host_mak 4551 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak 4552fi 4553if test "$vde" = "yes" ; then 4554 echo "CONFIG_VDE=y" >> $config_host_mak 4555 echo "VDE_LIBS=$vde_libs" >> $config_host_mak 4556fi 4557if test "$netmap" = "yes" ; then 4558 echo "CONFIG_NETMAP=y" >> $config_host_mak 4559fi 4560if test "$l2tpv3" = "yes" ; then 4561 echo "CONFIG_L2TPV3=y" >> $config_host_mak 4562fi 4563if test "$gprof" = "yes" ; then 4564 echo "CONFIG_GPROF=y" >> $config_host_mak 4565fi 4566echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak 4567for drv in $audio_drv_list; do 4568 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]') 4569 echo "$def=y" >> $config_host_mak 4570done 4571if test "$alsa" = "yes" ; then 4572 echo "CONFIG_ALSA=y" >> $config_host_mak 4573fi 4574echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak 4575echo "ALSA_CFLAGS=$alsa_cflags" >> $config_host_mak 4576if test "$libpulse" = "yes" ; then 4577 echo "CONFIG_LIBPULSE=y" >> $config_host_mak 4578fi 4579echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak 4580echo "PULSE_CFLAGS=$pulse_cflags" >> $config_host_mak 4581echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak 4582echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak 4583echo "OSS_LIBS=$oss_libs" >> $config_host_mak 4584if test "$libjack" = "yes" ; then 4585 echo "CONFIG_LIBJACK=y" >> $config_host_mak 4586fi 4587echo "JACK_LIBS=$jack_libs" >> $config_host_mak 4588if test "$audio_win_int" = "yes" ; then 4589 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak 4590fi 4591echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak 4592echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak 4593if test "$block_drv_whitelist_tools" = "yes" ; then 4594 echo "CONFIG_BDRV_WHITELIST_TOOLS=y" >> $config_host_mak 4595fi 4596if test "$xfs" = "yes" ; then 4597 echo "CONFIG_XFS=y" >> $config_host_mak 4598fi 4599qemu_version=$(head $source_path/VERSION) 4600echo "PKGVERSION=$pkgversion" >>$config_host_mak 4601echo "SRC_PATH=$source_path" >> $config_host_mak 4602echo "TARGET_DIRS=$target_list" >> $config_host_mak 4603if test "$modules" = "yes"; then 4604 # $shacmd can generate a hash started with digit, which the compiler doesn't 4605 # like as an symbol. So prefix it with an underscore 4606 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak 4607 echo "CONFIG_MODULES=y" >> $config_host_mak 4608fi 4609if test "$module_upgrades" = "yes"; then 4610 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak 4611fi 4612if test "$have_usbfs" = "yes" ; then 4613 echo "CONFIG_USBFS=y" >> $config_host_mak 4614fi 4615if test "$gio" = "yes" ; then 4616 echo "CONFIG_GIO=y" >> $config_host_mak 4617 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak 4618 echo "GIO_LIBS=$gio_libs" >> $config_host_mak 4619fi 4620if test "$gdbus_codegen" != "" ; then 4621 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak 4622fi 4623echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak 4624 4625# Work around a system header bug with some kernel/XFS header 4626# versions where they both try to define 'struct fsxattr': 4627# xfs headers will not try to redefine structs from linux headers 4628# if this macro is set. 4629if test "$have_fsxattr" = "yes" ; then 4630 echo "HAVE_FSXATTR=y" >> $config_host_mak 4631fi 4632if test "$xen" = "enabled" ; then 4633 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak 4634 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak 4635 echo "XEN_CFLAGS=$xen_cflags" >> $config_host_mak 4636 echo "XEN_LIBS=$xen_libs" >> $config_host_mak 4637fi 4638if test "$linux_aio" = "yes" ; then 4639 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak 4640fi 4641if test "$vhost_scsi" = "yes" ; then 4642 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak 4643fi 4644if test "$vhost_net" = "yes" ; then 4645 echo "CONFIG_VHOST_NET=y" >> $config_host_mak 4646fi 4647if test "$vhost_net_user" = "yes" ; then 4648 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak 4649fi 4650if test "$vhost_net_vdpa" = "yes" ; then 4651 echo "CONFIG_VHOST_NET_VDPA=y" >> $config_host_mak 4652fi 4653if test "$vhost_crypto" = "yes" ; then 4654 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak 4655fi 4656if test "$vhost_vsock" = "yes" ; then 4657 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak 4658 if test "$vhost_user" = "yes" ; then 4659 echo "CONFIG_VHOST_USER_VSOCK=y" >> $config_host_mak 4660 fi 4661fi 4662if test "$vhost_kernel" = "yes" ; then 4663 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak 4664fi 4665if test "$vhost_user" = "yes" ; then 4666 echo "CONFIG_VHOST_USER=y" >> $config_host_mak 4667fi 4668if test "$vhost_vdpa" = "yes" ; then 4669 echo "CONFIG_VHOST_VDPA=y" >> $config_host_mak 4670fi 4671if test "$vhost_user_fs" = "yes" ; then 4672 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak 4673fi 4674if test "$iovec" = "yes" ; then 4675 echo "CONFIG_IOVEC=y" >> $config_host_mak 4676fi 4677if test "$membarrier" = "yes" ; then 4678 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak 4679fi 4680if test "$tcg" = "enabled" -a "$tcg_interpreter" = "true" ; then 4681 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak 4682fi 4683 4684if test "$spice_protocol" = "yes" ; then 4685 echo "CONFIG_SPICE_PROTOCOL=y" >> $config_host_mak 4686 echo "SPICE_PROTOCOL_CFLAGS=$spice_protocol_cflags" >> $config_host_mak 4687fi 4688if test "$spice" = "yes" ; then 4689 echo "CONFIG_SPICE=y" >> $config_host_mak 4690 echo "SPICE_CFLAGS=$spice_cflags $spice_protocol_cflags" >> $config_host_mak 4691 echo "SPICE_LIBS=$spice_libs" >> $config_host_mak 4692fi 4693 4694if test "$opengl" = "yes" ; then 4695 echo "CONFIG_OPENGL=y" >> $config_host_mak 4696 echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak 4697 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak 4698fi 4699 4700if test "$gbm" = "yes" ; then 4701 echo "CONFIG_GBM=y" >> $config_host_mak 4702 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak 4703 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak 4704fi 4705 4706 4707if test "$avx2_opt" = "yes" ; then 4708 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak 4709fi 4710 4711if test "$avx512f_opt" = "yes" ; then 4712 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak 4713fi 4714 4715# XXX: suppress that 4716if [ "$bsd" = "yes" ] ; then 4717 echo "CONFIG_BSD=y" >> $config_host_mak 4718fi 4719 4720if test "$qom_cast_debug" = "yes" ; then 4721 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak 4722fi 4723 4724echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak 4725if test "$coroutine_pool" = "yes" ; then 4726 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak 4727else 4728 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak 4729fi 4730 4731if test "$debug_stack_usage" = "yes" ; then 4732 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak 4733fi 4734 4735if test "$crypto_afalg" = "yes" ; then 4736 echo "CONFIG_AF_ALG=y" >> $config_host_mak 4737fi 4738 4739if test "$have_asan_iface_fiber" = "yes" ; then 4740 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak 4741fi 4742 4743if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then 4744 echo "CONFIG_TSAN=y" >> $config_host_mak 4745fi 4746 4747if test "$cpuid_h" = "yes" ; then 4748 echo "CONFIG_CPUID_H=y" >> $config_host_mak 4749fi 4750 4751if test "$int128" = "yes" ; then 4752 echo "CONFIG_INT128=y" >> $config_host_mak 4753fi 4754 4755if test "$atomic128" = "yes" ; then 4756 echo "CONFIG_ATOMIC128=y" >> $config_host_mak 4757fi 4758 4759if test "$cmpxchg128" = "yes" ; then 4760 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak 4761fi 4762 4763if test "$atomic64" = "yes" ; then 4764 echo "CONFIG_ATOMIC64=y" >> $config_host_mak 4765fi 4766 4767if test "$getauxval" = "yes" ; then 4768 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak 4769fi 4770 4771if test "$libssh" = "yes" ; then 4772 echo "CONFIG_LIBSSH=y" >> $config_host_mak 4773 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak 4774 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak 4775fi 4776 4777if test "$live_block_migration" = "yes" ; then 4778 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak 4779fi 4780 4781if test "$tpm" = "yes"; then 4782 echo 'CONFIG_TPM=y' >> $config_host_mak 4783fi 4784 4785echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak 4786if have_backend "nop"; then 4787 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak 4788fi 4789if have_backend "simple"; then 4790 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak 4791 # Set the appropriate trace file. 4792 trace_file="\"$trace_file-\" FMT_pid" 4793fi 4794if have_backend "log"; then 4795 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak 4796fi 4797if have_backend "ust"; then 4798 echo "CONFIG_TRACE_UST=y" >> $config_host_mak 4799 echo "LTTNG_UST_LIBS=$lttng_ust_libs" >> $config_host_mak 4800fi 4801if have_backend "dtrace"; then 4802 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak 4803 if test "$trace_backend_stap" = "yes" ; then 4804 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak 4805 fi 4806fi 4807if have_backend "ftrace"; then 4808 if test "$linux" = "yes" ; then 4809 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak 4810 else 4811 feature_not_found "ftrace(trace backend)" "ftrace requires Linux" 4812 fi 4813fi 4814if have_backend "syslog"; then 4815 if test "$posix_syslog" = "yes" ; then 4816 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak 4817 else 4818 feature_not_found "syslog(trace backend)" "syslog not available" 4819 fi 4820fi 4821echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak 4822 4823if test "$rdma" = "yes" ; then 4824 echo "CONFIG_RDMA=y" >> $config_host_mak 4825 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak 4826fi 4827 4828if test "$pvrdma" = "yes" ; then 4829 echo "CONFIG_PVRDMA=y" >> $config_host_mak 4830fi 4831 4832if test "$replication" = "yes" ; then 4833 echo "CONFIG_REPLICATION=y" >> $config_host_mak 4834fi 4835 4836if test "$have_af_vsock" = "yes" ; then 4837 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak 4838fi 4839 4840if test "$debug_mutex" = "yes" ; then 4841 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak 4842fi 4843 4844# Hold two types of flag: 4845# CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on 4846# a thread we have a handle to 4847# CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular 4848# platform 4849if test "$pthread_setname_np_w_tid" = "yes" ; then 4850 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak 4851 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak 4852elif test "$pthread_setname_np_wo_tid" = "yes" ; then 4853 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak 4854 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak 4855fi 4856 4857if test "$bochs" = "yes" ; then 4858 echo "CONFIG_BOCHS=y" >> $config_host_mak 4859fi 4860if test "$cloop" = "yes" ; then 4861 echo "CONFIG_CLOOP=y" >> $config_host_mak 4862fi 4863if test "$dmg" = "yes" ; then 4864 echo "CONFIG_DMG=y" >> $config_host_mak 4865fi 4866if test "$qcow1" = "yes" ; then 4867 echo "CONFIG_QCOW1=y" >> $config_host_mak 4868fi 4869if test "$vdi" = "yes" ; then 4870 echo "CONFIG_VDI=y" >> $config_host_mak 4871fi 4872if test "$vvfat" = "yes" ; then 4873 echo "CONFIG_VVFAT=y" >> $config_host_mak 4874fi 4875if test "$qed" = "yes" ; then 4876 echo "CONFIG_QED=y" >> $config_host_mak 4877fi 4878if test "$parallels" = "yes" ; then 4879 echo "CONFIG_PARALLELS=y" >> $config_host_mak 4880fi 4881if test "$have_mlockall" = "yes" ; then 4882 echo "HAVE_MLOCKALL=y" >> $config_host_mak 4883fi 4884if test "$fuzzing" = "yes" ; then 4885 # If LIB_FUZZING_ENGINE is set, assume we are running on OSS-Fuzz, and the 4886 # needed CFLAGS have already been provided 4887 if test -z "${LIB_FUZZING_ENGINE+xxx}" ; then 4888 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the 4889 # compiled code. 4890 QEMU_CFLAGS="$QEMU_CFLAGS -fsanitize=fuzzer-no-link" 4891 # To build non-fuzzer binaries with --enable-fuzzing, link everything with 4892 # fsanitize=fuzzer-no-link. Otherwise, the linker will be unable to bind 4893 # the fuzzer-related callbacks added by instrumentation. 4894 QEMU_LDFLAGS="$QEMU_LDFLAGS -fsanitize=fuzzer-no-link" 4895 # For the actual fuzzer binaries, we need to link against the libfuzzer 4896 # library. Provide the flags for doing this in FUZZ_EXE_LDFLAGS. The meson 4897 # rule for the fuzzer adds these to the link_args. They need to be 4898 # configurable, to support OSS-Fuzz 4899 FUZZ_EXE_LDFLAGS="-fsanitize=fuzzer" 4900 else 4901 FUZZ_EXE_LDFLAGS="$LIB_FUZZING_ENGINE" 4902 fi 4903fi 4904 4905if test "$plugins" = "yes" ; then 4906 echo "CONFIG_PLUGIN=y" >> $config_host_mak 4907 # Copy the export object list to the build dir 4908 if test "$ld_dynamic_list" = "yes" ; then 4909 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak 4910 ld_symbols=qemu-plugins-ld.symbols 4911 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols 4912 elif test "$ld_exported_symbols_list" = "yes" ; then 4913 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak 4914 ld64_symbols=qemu-plugins-ld64.symbols 4915 echo "# Automatically generated by configure - do not modify" > $ld64_symbols 4916 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \ 4917 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols 4918 else 4919 error_exit \ 4920 "If \$plugins=yes, either \$ld_dynamic_list or " \ 4921 "\$ld_exported_symbols_list should have been set to 'yes'." 4922 fi 4923fi 4924 4925if test -n "$gdb_bin"; then 4926 gdb_version=$($gdb_bin --version | head -n 1) 4927 if version_ge ${gdb_version##* } 9.1; then 4928 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 4929 fi 4930fi 4931 4932if test "$secret_keyring" = "yes" ; then 4933 echo "CONFIG_SECRET_KEYRING=y" >> $config_host_mak 4934fi 4935 4936echo "ROMS=$roms" >> $config_host_mak 4937echo "MAKE=$make" >> $config_host_mak 4938echo "PYTHON=$python" >> $config_host_mak 4939echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 4940echo "MESON=$meson" >> $config_host_mak 4941echo "NINJA=$ninja" >> $config_host_mak 4942echo "CC=$cc" >> $config_host_mak 4943echo "HOST_CC=$host_cc" >> $config_host_mak 4944if $iasl -h > /dev/null 2>&1; then 4945 echo "CONFIG_IASL=$iasl" >> $config_host_mak 4946fi 4947echo "AR=$ar" >> $config_host_mak 4948echo "AS=$as" >> $config_host_mak 4949echo "CCAS=$ccas" >> $config_host_mak 4950echo "CPP=$cpp" >> $config_host_mak 4951echo "OBJCOPY=$objcopy" >> $config_host_mak 4952echo "LD=$ld" >> $config_host_mak 4953echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak 4954echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak 4955echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak 4956echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak 4957echo "GLIB_LIBS=$glib_libs" >> $config_host_mak 4958echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak 4959echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak 4960echo "EXESUF=$EXESUF" >> $config_host_mak 4961echo "HOST_DSOSUF=$HOST_DSOSUF" >> $config_host_mak 4962echo "LIBS_QGA=$libs_qga" >> $config_host_mak 4963if test "$gcov" = "yes" ; then 4964 echo "CONFIG_GCOV=y" >> $config_host_mak 4965fi 4966 4967if test "$fuzzing" != "no"; then 4968 echo "CONFIG_FUZZ=y" >> $config_host_mak 4969fi 4970echo "FUZZ_EXE_LDFLAGS=$FUZZ_EXE_LDFLAGS" >> $config_host_mak 4971 4972if test "$rng_none" = "yes"; then 4973 echo "CONFIG_RNG_NONE=y" >> $config_host_mak 4974fi 4975 4976# use included Linux headers 4977if test "$linux" = "yes" ; then 4978 mkdir -p linux-headers 4979 case "$cpu" in 4980 i386|x86_64|x32) 4981 linux_arch=x86 4982 ;; 4983 ppc|ppc64|ppc64le) 4984 linux_arch=powerpc 4985 ;; 4986 s390x) 4987 linux_arch=s390 4988 ;; 4989 aarch64) 4990 linux_arch=arm64 4991 ;; 4992 mips64) 4993 linux_arch=mips 4994 ;; 4995 *) 4996 # For most CPUs the kernel architecture name and QEMU CPU name match. 4997 linux_arch="$cpu" 4998 ;; 4999 esac 5000 # For non-KVM architectures we will not have asm headers 5001 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then 5002 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 5003 fi 5004fi 5005 5006for target in $target_list; do 5007 target_dir="$target" 5008 target_name=$(echo $target | cut -d '-' -f 1) 5009 mkdir -p $target_dir 5010 case $target in 5011 *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;; 5012 *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;; 5013 esac 5014done 5015 5016echo "CONFIG_QEMU_INTERP_PREFIX=$interp_prefix" | sed 's/%M/@0@/' >> $config_host_mak 5017if test "$default_targets" = "yes"; then 5018 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 5019fi 5020 5021if test "$numa" = "yes"; then 5022 echo "CONFIG_NUMA=y" >> $config_host_mak 5023 echo "NUMA_LIBS=$numa_libs" >> $config_host_mak 5024fi 5025 5026if test "$ccache_cpp2" = "yes"; then 5027 echo "export CCACHE_CPP2=y" >> $config_host_mak 5028fi 5029 5030if test "$safe_stack" = "yes"; then 5031 echo "CONFIG_SAFESTACK=y" >> $config_host_mak 5032fi 5033 5034# If we're using a separate build tree, set it up now. 5035# DIRS are directories which we simply mkdir in the build tree; 5036# LINKS are things to symlink back into the source tree 5037# (these can be both files and directories). 5038# Caution: do not add files or directories here using wildcards. This 5039# will result in problems later if a new file matching the wildcard is 5040# added to the source tree -- nothing will cause configure to be rerun 5041# so the build tree will be missing the link back to the new file, and 5042# tests might fail. Prefer to keep the relevant files in their own 5043# directory and symlink the directory instead. 5044# UNLINK is used to remove symlinks from older development versions 5045# that might get into the way when doing "git update" without doing 5046# a "make distclean" in between. 5047DIRS="tests tests/tcg tests/qapi-schema tests/qtest/libqos" 5048DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph" 5049DIRS="$DIRS docs docs/interop fsdev scsi" 5050DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw" 5051DIRS="$DIRS roms/seabios" 5052DIRS="$DIRS contrib/plugins/" 5053LINKS="Makefile" 5054LINKS="$LINKS tests/tcg/Makefile.target" 5055LINKS="$LINKS pc-bios/optionrom/Makefile" 5056LINKS="$LINKS pc-bios/s390-ccw/Makefile" 5057LINKS="$LINKS roms/seabios/Makefile" 5058LINKS="$LINKS pc-bios/qemu-icon.bmp" 5059LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 5060LINKS="$LINKS tests/acceptance tests/data" 5061LINKS="$LINKS tests/qemu-iotests/check" 5062LINKS="$LINKS python" 5063LINKS="$LINKS contrib/plugins/Makefile " 5064UNLINK="pc-bios/keymaps" 5065for bios_file in \ 5066 $source_path/pc-bios/*.bin \ 5067 $source_path/pc-bios/*.elf \ 5068 $source_path/pc-bios/*.lid \ 5069 $source_path/pc-bios/*.rom \ 5070 $source_path/pc-bios/*.dtb \ 5071 $source_path/pc-bios/*.img \ 5072 $source_path/pc-bios/openbios-* \ 5073 $source_path/pc-bios/u-boot.* \ 5074 $source_path/pc-bios/edk2-*.fd.bz2 \ 5075 $source_path/pc-bios/palcode-* 5076do 5077 LINKS="$LINKS pc-bios/$(basename $bios_file)" 5078done 5079mkdir -p $DIRS 5080for f in $LINKS ; do 5081 if [ -e "$source_path/$f" ]; then 5082 symlink "$source_path/$f" "$f" 5083 fi 5084done 5085for f in $UNLINK ; do 5086 if [ -L "$f" ]; then 5087 rm -f "$f" 5088 fi 5089done 5090 5091(for i in $cross_cc_vars; do 5092 export $i 5093done 5094export target_list source_path use_containers ARCH 5095$source_path/tests/tcg/configure.sh) 5096 5097# temporary config to build submodules 5098for rom in seabios; do 5099 config_mak=roms/$rom/config.mak 5100 echo "# Automatically generated by configure - do not modify" > $config_mak 5101 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak 5102 echo "AS=$as" >> $config_mak 5103 echo "CCAS=$ccas" >> $config_mak 5104 echo "CC=$cc" >> $config_mak 5105 echo "BCC=bcc" >> $config_mak 5106 echo "CPP=$cpp" >> $config_mak 5107 echo "OBJCOPY=objcopy" >> $config_mak 5108 echo "IASL=$iasl" >> $config_mak 5109 echo "LD=$ld" >> $config_mak 5110 echo "RANLIB=$ranlib" >> $config_mak 5111done 5112 5113if test "$skip_meson" = no; then 5114 cross="config-meson.cross.new" 5115 meson_quote() { 5116 echo "'$(echo $* | sed "s/ /','/g")'" 5117 } 5118 5119 echo "# Automatically generated by configure - do not modify" > $cross 5120 echo "[properties]" >> $cross 5121 5122 # unroll any custom device configs 5123 if test -n "$device_archs"; then 5124 for a in $device_archs; do 5125 eval "c=\$devices_${a}" 5126 echo "${a}-softmmu = '$c'" >> $cross 5127 done 5128 fi 5129 5130 test -z "$cxx" && echo "link_language = 'c'" >> $cross 5131 echo "[built-in options]" >> $cross 5132 echo "c_args = [${CFLAGS:+$(meson_quote $CFLAGS)}]" >> $cross 5133 echo "cpp_args = [${CXXFLAGS:+$(meson_quote $CXXFLAGS)}]" >> $cross 5134 echo "c_link_args = [${LDFLAGS:+$(meson_quote $LDFLAGS)}]" >> $cross 5135 echo "cpp_link_args = [${LDFLAGS:+$(meson_quote $LDFLAGS)}]" >> $cross 5136 echo "[binaries]" >> $cross 5137 echo "c = [$(meson_quote $cc)]" >> $cross 5138 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx)]" >> $cross 5139 test -n "$objcc" && echo "objc = [$(meson_quote $objcc)]" >> $cross 5140 echo "ar = [$(meson_quote $ar)]" >> $cross 5141 echo "nm = [$(meson_quote $nm)]" >> $cross 5142 echo "pkgconfig = [$(meson_quote $pkg_config_exe)]" >> $cross 5143 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 5144 if has $sdl2_config; then 5145 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 5146 fi 5147 echo "strip = [$(meson_quote $strip)]" >> $cross 5148 echo "windres = [$(meson_quote $windres)]" >> $cross 5149 if test "$cross_compile" = "yes"; then 5150 cross_arg="--cross-file config-meson.cross" 5151 echo "[host_machine]" >> $cross 5152 if test "$mingw32" = "yes" ; then 5153 echo "system = 'windows'" >> $cross 5154 fi 5155 if test "$linux" = "yes" ; then 5156 echo "system = 'linux'" >> $cross 5157 fi 5158 if test "$darwin" = "yes" ; then 5159 echo "system = 'darwin'" >> $cross 5160 fi 5161 case "$ARCH" in 5162 i386) 5163 echo "cpu_family = 'x86'" >> $cross 5164 ;; 5165 x86_64|x32) 5166 echo "cpu_family = 'x86_64'" >> $cross 5167 ;; 5168 ppc64le) 5169 echo "cpu_family = 'ppc64'" >> $cross 5170 ;; 5171 *) 5172 echo "cpu_family = '$ARCH'" >> $cross 5173 ;; 5174 esac 5175 echo "cpu = '$cpu'" >> $cross 5176 if test "$bigendian" = "yes" ; then 5177 echo "endian = 'big'" >> $cross 5178 else 5179 echo "endian = 'little'" >> $cross 5180 fi 5181 else 5182 cross_arg="--native-file config-meson.cross" 5183 fi 5184 mv $cross config-meson.cross 5185 5186 rm -rf meson-private meson-info meson-logs 5187 unset staticpic 5188 if ! version_ge "$($meson --version)" 0.56.0; then 5189 staticpic=$(if test "$pie" = yes; then echo true; else echo false; fi) 5190 fi 5191 NINJA=$ninja $meson setup \ 5192 --prefix "$prefix" \ 5193 --libdir "$libdir" \ 5194 --libexecdir "$libexecdir" \ 5195 --bindir "$bindir" \ 5196 --includedir "$includedir" \ 5197 --datadir "$datadir" \ 5198 --mandir "$mandir" \ 5199 --sysconfdir "$sysconfdir" \ 5200 --localedir "$localedir" \ 5201 --localstatedir "$local_statedir" \ 5202 -Ddocdir="$docdir" \ 5203 -Dqemu_firmwarepath="$firmwarepath" \ 5204 -Dqemu_suffix="$qemu_suffix" \ 5205 -Doptimization=$(if test "$debug" = yes; then echo 0; else echo 2; fi) \ 5206 -Ddebug=$(if test "$debug_info" = yes; then echo true; else echo false; fi) \ 5207 -Dwerror=$(if test "$werror" = yes; then echo true; else echo false; fi) \ 5208 -Dstrip=$(if test "$strip_opt" = yes; then echo true; else echo false; fi) \ 5209 -Db_pie=$(if test "$pie" = yes; then echo true; else echo false; fi) \ 5210 ${staticpic:+-Db_staticpic=$staticpic} \ 5211 -Db_coverage=$(if test "$gcov" = yes; then echo true; else echo false; fi) \ 5212 -Db_lto=$lto -Dcfi=$cfi -Dcfi_debug=$cfi_debug \ 5213 -Dmalloc=$malloc -Dmalloc_trim=$malloc_trim -Dsparse=$sparse \ 5214 -Dkvm=$kvm -Dhax=$hax -Dwhpx=$whpx -Dhvf=$hvf -Dnvmm=$nvmm \ 5215 -Dxen=$xen -Dxen_pci_passthrough=$xen_pci_passthrough -Dtcg=$tcg \ 5216 -Dcocoa=$cocoa -Dgtk=$gtk -Dmpath=$mpath -Dsdl=$sdl -Dsdl_image=$sdl_image \ 5217 -Dlibusb=$libusb -Dsmartcard=$smartcard -Dusb_redir=$usb_redir -Dvte=$vte \ 5218 -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \ 5219 -Dgettext=$gettext -Dxkbcommon=$xkbcommon -Du2f=$u2f -Dvirtiofsd=$virtiofsd \ 5220 -Dcapstone=$capstone -Dslirp=$slirp -Dfdt=$fdt -Dbrlapi=$brlapi \ 5221 -Dcurl=$curl -Dglusterfs=$glusterfs -Dbzip2=$bzip2 -Dlibiscsi=$libiscsi \ 5222 -Dlibnfs=$libnfs -Diconv=$iconv -Dcurses=$curses -Dlibudev=$libudev\ 5223 -Drbd=$rbd -Dlzo=$lzo -Dsnappy=$snappy -Dlzfse=$lzfse -Dlibxml2=$libxml2 \ 5224 -Dlibdaxctl=$libdaxctl -Dlibpmem=$libpmem -Dlinux_io_uring=$linux_io_uring \ 5225 -Dgnutls=$gnutls -Dnettle=$nettle -Dgcrypt=$gcrypt -Dauth_pam=$auth_pam \ 5226 -Dzstd=$zstd -Dseccomp=$seccomp -Dvirtfs=$virtfs -Dcap_ng=$cap_ng \ 5227 -Dattr=$attr -Ddefault_devices=$default_devices -Dvirglrenderer=$virglrenderer \ 5228 -Ddocs=$docs -Dsphinx_build=$sphinx_build -Dinstall_blobs=$blobs \ 5229 -Dvhost_user_blk_server=$vhost_user_blk_server -Dmultiprocess=$multiprocess \ 5230 -Dfuse=$fuse -Dfuse_lseek=$fuse_lseek -Dguest_agent_msi=$guest_agent_msi -Dbpf=$bpf\ 5231 $(if test "$default_features" = no; then echo "-Dauto_features=disabled"; fi) \ 5232 -Dtcg_interpreter=$tcg_interpreter \ 5233 $cross_arg \ 5234 "$PWD" "$source_path" 5235 5236 if test "$?" -ne 0 ; then 5237 error_exit "meson setup failed" 5238 fi 5239else 5240 if test -f meson-private/cmd_line.txt; then 5241 # Adjust old command line options whose type was changed 5242 # Avoids having to use "setup --wipe" when Meson is upgraded 5243 perl -i -ne ' 5244 s/^gettext = true$/gettext = auto/; 5245 s/^gettext = false$/gettext = disabled/; 5246 print;' meson-private/cmd_line.txt 5247 fi 5248fi 5249 5250if test -n "${deprecated_features}"; then 5251 echo "Warning, deprecated features enabled." 5252 echo "Please see docs/system/deprecated.rst" 5253 echo " features: ${deprecated_features}" 5254fi 5255 5256# Create list of config switches that should be poisoned in common code... 5257# but filter out CONFIG_TCG and CONFIG_USER_ONLY which are special. 5258target_configs_h=$(ls *-config-devices.h *-config-target.h 2>/dev/null) 5259if test -n "$target_configs_h" ; then 5260 sed -n -e '/CONFIG_TCG/d' -e '/CONFIG_USER_ONLY/d' \ 5261 -e '/^#define / { s///; s/ .*//; s/^/#pragma GCC poison /p; }' \ 5262 $target_configs_h | sort -u > config-poison.h 5263else 5264 :> config-poison.h 5265fi 5266 5267# Save the configure command line for later reuse. 5268cat <<EOD >config.status 5269#!/bin/sh 5270# Generated by configure. 5271# Run this file to recreate the current configuration. 5272# Compiler output produced by configure, useful for debugging 5273# configure, is in config.log if it exists. 5274EOD 5275 5276preserve_env() { 5277 envname=$1 5278 5279 eval envval=\$$envname 5280 5281 if test -n "$envval" 5282 then 5283 echo "$envname='$envval'" >> config.status 5284 echo "export $envname" >> config.status 5285 else 5286 echo "unset $envname" >> config.status 5287 fi 5288} 5289 5290# Preserve various env variables that influence what 5291# features/build target configure will detect 5292preserve_env AR 5293preserve_env AS 5294preserve_env CC 5295preserve_env CPP 5296preserve_env CXX 5297preserve_env INSTALL 5298preserve_env LD 5299preserve_env LD_LIBRARY_PATH 5300preserve_env LIBTOOL 5301preserve_env MAKE 5302preserve_env NM 5303preserve_env OBJCOPY 5304preserve_env PATH 5305preserve_env PKG_CONFIG 5306preserve_env PKG_CONFIG_LIBDIR 5307preserve_env PKG_CONFIG_PATH 5308preserve_env PYTHON 5309preserve_env SDL2_CONFIG 5310preserve_env SMBD 5311preserve_env STRIP 5312preserve_env WINDRES 5313 5314printf "exec" >>config.status 5315for i in "$0" "$@"; do 5316 test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status 5317done 5318echo ' "$@"' >>config.status 5319chmod +x config.status 5320 5321rm -r "$TMPDIR1" 5322