1 #!/bin/sh 2 # 3 # qemu configure script (c) 2003 Fabrice Bellard 4 # 5 6 # Unset some variables known to interfere with behavior of common tools, 7 # just as autoconf does. 8 CLICOLOR_FORCE= GREP_OPTIONS= 9 unset CLICOLOR_FORCE GREP_OPTIONS 10 11 # Don't allow CCACHE, if present, to use cached results of compile tests! 12 export CCACHE_RECACHE=yes 13 14 # make source path absolute 15 source_path=$(cd "$(dirname -- "$0")"; pwd) 16 17 if test "$PWD" = "$source_path" 18 then 19 echo "Using './build' as the directory for build output" 20 21 MARKER=build/auto-created-by-configure 22 23 if test -e build 24 then 25 if test -f $MARKER 26 then 27 rm -rf build 28 else 29 echo "ERROR: ./build dir already exists and was not previously created by configure" 30 exit 1 31 fi 32 fi 33 34 mkdir build 35 touch $MARKER 36 37 cat > GNUmakefile <<'EOF' 38 # This file is auto-generated by configure to support in-source tree 39 # 'make' command invocation 40 41 ifeq ($(MAKECMDGOALS),) 42 recurse: all 43 endif 44 45 .NOTPARALLEL: % 46 %: force 47 @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...' 48 @$(MAKE) -C build -f Makefile $(MAKECMDGOALS) 49 @if test "$(MAKECMDGOALS)" = "distclean" && \ 50 test -e build/auto-created-by-configure ; \ 51 then \ 52 rm -rf build GNUmakefile ; \ 53 fi 54 force: ; 55 .PHONY: force 56 GNUmakefile: ; 57 58 EOF 59 cd build 60 exec $source_path/configure "$@" 61 fi 62 63 # Temporary directory used for files created while 64 # configure runs. Since it is in the build directory 65 # we can safely blow away any previous version of it 66 # (and we need not jump through hoops to try to delete 67 # it when configure exits.) 68 TMPDIR1="config-temp" 69 rm -rf "${TMPDIR1}" 70 mkdir -p "${TMPDIR1}" 71 if [ $? -ne 0 ]; then 72 echo "ERROR: failed to create temporary directory" 73 exit 1 74 fi 75 76 TMPB="qemu-conf" 77 TMPC="${TMPDIR1}/${TMPB}.c" 78 TMPO="${TMPDIR1}/${TMPB}.o" 79 TMPCXX="${TMPDIR1}/${TMPB}.cxx" 80 TMPE="${TMPDIR1}/${TMPB}.exe" 81 TMPTXT="${TMPDIR1}/${TMPB}.txt" 82 83 rm -f config.log 84 85 # Print a helpful header at the top of config.log 86 echo "# QEMU configure log $(date)" >> config.log 87 printf "# Configured with:" >> config.log 88 printf " '%s'" "$0" "$@" >> config.log 89 echo >> config.log 90 echo "#" >> config.log 91 92 print_error() { 93 (echo 94 echo "ERROR: $1" 95 while test -n "$2"; do 96 echo " $2" 97 shift 98 done 99 echo) >&2 100 } 101 102 error_exit() { 103 print_error "$@" 104 exit 1 105 } 106 107 do_compiler() { 108 # Run the compiler, capturing its output to the log. First argument 109 # is compiler binary to execute. 110 local compiler="$1" 111 shift 112 if test -n "$BASH_VERSION"; then eval ' 113 echo >>config.log " 114 funcs: ${FUNCNAME[*]} 115 lines: ${BASH_LINENO[*]}" 116 '; fi 117 echo $compiler "$@" >> config.log 118 $compiler "$@" >> config.log 2>&1 || return $? 119 # Test passed. If this is an --enable-werror build, rerun 120 # the test with -Werror and bail out if it fails. This 121 # makes warning-generating-errors in configure test code 122 # obvious to developers. 123 if test "$werror" != "yes"; then 124 return 0 125 fi 126 # Don't bother rerunning the compile if we were already using -Werror 127 case "$*" in 128 *-Werror*) 129 return 0 130 ;; 131 esac 132 echo $compiler -Werror "$@" >> config.log 133 $compiler -Werror "$@" >> config.log 2>&1 && return $? 134 error_exit "configure test passed without -Werror but failed with -Werror." \ 135 "This is probably a bug in the configure script. The failing command" \ 136 "will be at the bottom of config.log." \ 137 "You can run configure with --disable-werror to bypass this check." 138 } 139 140 do_cc() { 141 do_compiler "$cc" "$@" 142 } 143 144 do_cxx() { 145 do_compiler "$cxx" "$@" 146 } 147 148 # Append $2 to the variable named $1, with space separation 149 add_to() { 150 eval $1=\${$1:+\"\$$1 \"}\$2 151 } 152 153 update_cxxflags() { 154 # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those 155 # options which some versions of GCC's C++ compiler complain about 156 # because they only make sense for C programs. 157 QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS" 158 CONFIGURE_CXXFLAGS=$(echo "$CONFIGURE_CFLAGS" | sed s/-std=gnu99/-std=gnu++11/) 159 for arg in $QEMU_CFLAGS; do 160 case $arg in 161 -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\ 162 -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls) 163 ;; 164 *) 165 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg 166 ;; 167 esac 168 done 169 } 170 171 compile_object() { 172 local_cflags="$1" 173 do_cc $CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC 174 } 175 176 compile_prog() { 177 local_cflags="$1" 178 local_ldflags="$2" 179 do_cc $CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC \ 180 $LDFLAGS $CONFIGURE_LDFLAGS $QEMU_LDFLAGS $local_ldflags 181 } 182 183 # symbolically link $1 to $2. Portable version of "ln -sf". 184 symlink() { 185 rm -rf "$2" 186 mkdir -p "$(dirname "$2")" 187 ln -s "$1" "$2" 188 } 189 190 # check whether a command is available to this shell (may be either an 191 # executable or a builtin) 192 has() { 193 type "$1" >/dev/null 2>&1 194 } 195 196 version_ge () { 197 local_ver1=`echo $1 | tr . ' '` 198 local_ver2=`echo $2 | tr . ' '` 199 while true; do 200 set x $local_ver1 201 local_first=${2-0} 202 # 'shift 2' if $2 is set, or 'shift' if $2 is not set 203 shift ${2:+2} 204 local_ver1=$* 205 set x $local_ver2 206 # the second argument finished, the first must be greater or equal 207 test $# = 1 && return 0 208 test $local_first -lt $2 && return 1 209 test $local_first -gt $2 && return 0 210 shift ${2:+2} 211 local_ver2=$* 212 done 213 } 214 215 have_backend () { 216 echo "$trace_backends" | grep "$1" >/dev/null 217 } 218 219 glob() { 220 eval test -z '"${1#'"$2"'}"' 221 } 222 223 ld_has() { 224 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1 225 } 226 227 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]"; 228 then 229 error_exit "main directory cannot contain spaces nor colons" 230 fi 231 232 # default parameters 233 cpu="" 234 iasl="iasl" 235 interp_prefix="/usr/gnemul/qemu-%M" 236 static="no" 237 cross_prefix="" 238 audio_drv_list="" 239 block_drv_rw_whitelist="" 240 block_drv_ro_whitelist="" 241 host_cc="cc" 242 audio_win_int="" 243 libs_qga="" 244 debug_info="yes" 245 stack_protector="" 246 safe_stack="" 247 use_containers="yes" 248 gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb") 249 250 if test -e "$source_path/.git" 251 then 252 git_update=yes 253 git_submodules="ui/keycodemapdb" 254 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3" 255 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3" 256 else 257 git_update=no 258 git_submodules="" 259 260 if ! test -f "$source_path/ui/keycodemapdb/README" 261 then 262 echo 263 echo "ERROR: missing file $source_path/ui/keycodemapdb/README" 264 echo 265 echo "This is not a GIT checkout but module content appears to" 266 echo "be missing. Do not use 'git archive' or GitHub download links" 267 echo "to acquire QEMU source archives. Non-GIT builds are only" 268 echo "supported with source archives linked from:" 269 echo 270 echo " https://www.qemu.org/download/#source" 271 echo 272 echo "Developers working with GIT can use scripts/archive-source.sh" 273 echo "if they need to create valid source archives." 274 echo 275 exit 1 276 fi 277 fi 278 git="git" 279 280 # Don't accept a target_list environment variable. 281 unset target_list 282 unset target_list_exclude 283 284 # Default value for a variable defining feature "foo". 285 # * foo="no" feature will only be used if --enable-foo arg is given 286 # * foo="" feature will be searched for, and if found, will be used 287 # unless --disable-foo is given 288 # * foo="yes" this value will only be set by --enable-foo flag. 289 # feature will searched for, 290 # if not found, configure exits with error 291 # 292 # Always add --enable-foo and --disable-foo command line args. 293 # Distributions want to ensure that several features are compiled in, and it 294 # is impossible without a --enable-foo that exits if a feature is not found. 295 296 brlapi="" 297 curl="" 298 iconv="auto" 299 curses="auto" 300 docs="auto" 301 fdt="auto" 302 netmap="no" 303 sdl="auto" 304 sdl_image="auto" 305 virtiofsd="auto" 306 virtfs="" 307 libudev="auto" 308 mpath="auto" 309 vnc="enabled" 310 sparse="auto" 311 vde="" 312 vnc_sasl="auto" 313 vnc_jpeg="auto" 314 vnc_png="auto" 315 xkbcommon="auto" 316 xen="" 317 xen_ctrl_version="" 318 xen_pci_passthrough="auto" 319 linux_aio="" 320 linux_io_uring="" 321 cap_ng="" 322 attr="" 323 libattr="" 324 xfs="" 325 tcg="enabled" 326 membarrier="" 327 vhost_net="" 328 vhost_crypto="" 329 vhost_scsi="" 330 vhost_vsock="" 331 vhost_user="no" 332 vhost_user_blk_server="auto" 333 vhost_user_fs="" 334 kvm="auto" 335 hax="auto" 336 hvf="auto" 337 whpx="auto" 338 rdma="" 339 pvrdma="" 340 gprof="no" 341 debug_tcg="no" 342 debug="no" 343 sanitizers="no" 344 tsan="no" 345 fortify_source="" 346 strip_opt="yes" 347 tcg_interpreter="no" 348 bigendian="no" 349 mingw32="no" 350 gcov="no" 351 EXESUF="" 352 HOST_DSOSUF=".so" 353 modules="no" 354 module_upgrades="no" 355 prefix="/usr/local" 356 qemu_suffix="qemu" 357 slirp="auto" 358 oss_lib="" 359 bsd="no" 360 linux="no" 361 solaris="no" 362 profiler="no" 363 cocoa="auto" 364 softmmu="yes" 365 linux_user="no" 366 bsd_user="no" 367 blobs="true" 368 pkgversion="" 369 pie="" 370 qom_cast_debug="yes" 371 trace_backends="log" 372 trace_file="trace" 373 spice="" 374 rbd="" 375 smartcard="" 376 u2f="auto" 377 libusb="" 378 usb_redir="" 379 opengl="" 380 opengl_dmabuf="no" 381 cpuid_h="no" 382 avx2_opt="" 383 capstone="auto" 384 lzo="" 385 snappy="" 386 bzip2="" 387 lzfse="" 388 zstd="" 389 guest_agent="" 390 guest_agent_with_vss="no" 391 guest_agent_ntddscsi="no" 392 guest_agent_msi="" 393 vss_win32_sdk="" 394 win_sdk="no" 395 want_tools="" 396 libiscsi="" 397 libnfs="" 398 coroutine="" 399 coroutine_pool="" 400 debug_stack_usage="no" 401 crypto_afalg="no" 402 seccomp="" 403 glusterfs="" 404 glusterfs_xlator_opt="no" 405 glusterfs_discard="no" 406 glusterfs_fallocate="no" 407 glusterfs_zerofill="no" 408 glusterfs_ftruncate_has_stat="no" 409 glusterfs_iocb_has_stat="no" 410 gtk="" 411 gtk_gl="no" 412 tls_priority="NORMAL" 413 gnutls="" 414 nettle="" 415 nettle_xts="no" 416 gcrypt="" 417 gcrypt_hmac="no" 418 gcrypt_xts="no" 419 qemu_private_xts="yes" 420 auth_pam="" 421 vte="" 422 virglrenderer="" 423 tpm="" 424 libssh="" 425 live_block_migration="yes" 426 numa="" 427 tcmalloc="no" 428 jemalloc="no" 429 replication="yes" 430 bochs="yes" 431 cloop="yes" 432 dmg="yes" 433 qcow1="yes" 434 vdi="yes" 435 vvfat="yes" 436 qed="yes" 437 parallels="yes" 438 sheepdog="no" 439 libxml2="" 440 debug_mutex="no" 441 libpmem="" 442 default_devices="yes" 443 plugins="no" 444 fuzzing="no" 445 rng_none="no" 446 secret_keyring="" 447 libdaxctl="" 448 meson="" 449 ninja="" 450 skip_meson=no 451 gettext="" 452 fuse="auto" 453 fuse_lseek="auto" 454 455 bogus_os="no" 456 malloc_trim="auto" 457 458 # parse CC options first 459 for opt do 460 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 461 case "$opt" in 462 --cross-prefix=*) cross_prefix="$optarg" 463 ;; 464 --cc=*) CC="$optarg" 465 ;; 466 --cxx=*) CXX="$optarg" 467 ;; 468 --cpu=*) cpu="$optarg" 469 ;; 470 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg" 471 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg" 472 ;; 473 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg" 474 ;; 475 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg" 476 EXTRA_LDFLAGS="$optarg" 477 ;; 478 --enable-debug-info) debug_info="yes" 479 ;; 480 --disable-debug-info) debug_info="no" 481 ;; 482 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option" 483 ;; 484 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*} 485 eval "cross_cc_cflags_${cc_arch}=\$optarg" 486 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}" 487 ;; 488 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*} 489 cc_archs="$cc_archs $cc_arch" 490 eval "cross_cc_${cc_arch}=\$optarg" 491 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}" 492 ;; 493 esac 494 done 495 # OS specific 496 # Using uname is really, really broken. Once we have the right set of checks 497 # we can eliminate its usage altogether. 498 499 # Preferred compiler: 500 # ${CC} (if set) 501 # ${cross_prefix}gcc (if cross-prefix specified) 502 # system compiler 503 if test -z "${CC}${cross_prefix}"; then 504 cc="$host_cc" 505 else 506 cc="${CC-${cross_prefix}gcc}" 507 fi 508 509 if test -z "${CXX}${cross_prefix}"; then 510 cxx="c++" 511 else 512 cxx="${CXX-${cross_prefix}g++}" 513 fi 514 515 ar="${AR-${cross_prefix}ar}" 516 as="${AS-${cross_prefix}as}" 517 ccas="${CCAS-$cc}" 518 cpp="${CPP-$cc -E}" 519 objcopy="${OBJCOPY-${cross_prefix}objcopy}" 520 ld="${LD-${cross_prefix}ld}" 521 ranlib="${RANLIB-${cross_prefix}ranlib}" 522 nm="${NM-${cross_prefix}nm}" 523 strip="${STRIP-${cross_prefix}strip}" 524 windres="${WINDRES-${cross_prefix}windres}" 525 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}" 526 query_pkg_config() { 527 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@" 528 } 529 pkg_config=query_pkg_config 530 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}" 531 532 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does. 533 ARFLAGS="${ARFLAGS-rv}" 534 535 # default flags for all hosts 536 # We use -fwrapv to tell the compiler that we require a C dialect where 537 # left shift of signed integers is well defined and has the expected 538 # 2s-complement style results. (Both clang and gcc agree that it 539 # provides these semantics.) 540 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS" 541 QEMU_CFLAGS="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS" 542 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS" 543 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS" 544 545 # Flags that are needed during configure but later taken care of by Meson 546 CONFIGURE_CFLAGS="-std=gnu99 -Wall" 547 CONFIGURE_LDFLAGS= 548 549 550 check_define() { 551 cat > $TMPC <<EOF 552 #if !defined($1) 553 #error $1 not defined 554 #endif 555 int main(void) { return 0; } 556 EOF 557 compile_object 558 } 559 560 check_include() { 561 cat > $TMPC <<EOF 562 #include <$1> 563 int main(void) { return 0; } 564 EOF 565 compile_object 566 } 567 568 write_c_skeleton() { 569 cat > $TMPC <<EOF 570 int main(void) { return 0; } 571 EOF 572 } 573 574 write_c_fuzzer_skeleton() { 575 cat > $TMPC <<EOF 576 #include <stdint.h> 577 #include <sys/types.h> 578 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size); 579 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; } 580 EOF 581 } 582 583 if check_define __linux__ ; then 584 targetos="Linux" 585 elif check_define _WIN32 ; then 586 targetos='MINGW32' 587 elif check_define __OpenBSD__ ; then 588 targetos='OpenBSD' 589 elif check_define __sun__ ; then 590 targetos='SunOS' 591 elif check_define __HAIKU__ ; then 592 targetos='Haiku' 593 elif check_define __FreeBSD__ ; then 594 targetos='FreeBSD' 595 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then 596 targetos='GNU/kFreeBSD' 597 elif check_define __DragonFly__ ; then 598 targetos='DragonFly' 599 elif check_define __NetBSD__; then 600 targetos='NetBSD' 601 elif check_define __APPLE__; then 602 targetos='Darwin' 603 else 604 # This is a fatal error, but don't report it yet, because we 605 # might be going to just print the --help text, or it might 606 # be the result of a missing compiler. 607 targetos='bogus' 608 bogus_os='yes' 609 fi 610 611 # Some host OSes need non-standard checks for which CPU to use. 612 # Note that these checks are broken for cross-compilation: if you're 613 # cross-compiling to one of these OSes then you'll need to specify 614 # the correct CPU with the --cpu option. 615 case $targetos in 616 Darwin) 617 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can 618 # run 64-bit userspace code. 619 # If the user didn't specify a CPU explicitly and the kernel says this is 620 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code. 621 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then 622 cpu="x86_64" 623 fi 624 HOST_DSOSUF=".dylib" 625 ;; 626 SunOS) 627 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo 628 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then 629 cpu="x86_64" 630 fi 631 esac 632 633 if test ! -z "$cpu" ; then 634 # command line argument 635 : 636 elif check_define __i386__ ; then 637 cpu="i386" 638 elif check_define __x86_64__ ; then 639 if check_define __ILP32__ ; then 640 cpu="x32" 641 else 642 cpu="x86_64" 643 fi 644 elif check_define __sparc__ ; then 645 if check_define __arch64__ ; then 646 cpu="sparc64" 647 else 648 cpu="sparc" 649 fi 650 elif check_define _ARCH_PPC ; then 651 if check_define _ARCH_PPC64 ; then 652 if check_define _LITTLE_ENDIAN ; then 653 cpu="ppc64le" 654 else 655 cpu="ppc64" 656 fi 657 else 658 cpu="ppc" 659 fi 660 elif check_define __mips__ ; then 661 cpu="mips" 662 elif check_define __s390__ ; then 663 if check_define __s390x__ ; then 664 cpu="s390x" 665 else 666 cpu="s390" 667 fi 668 elif check_define __riscv ; then 669 if check_define _LP64 ; then 670 cpu="riscv64" 671 else 672 cpu="riscv32" 673 fi 674 elif check_define __arm__ ; then 675 cpu="arm" 676 elif check_define __aarch64__ ; then 677 cpu="aarch64" 678 else 679 cpu=$(uname -m) 680 fi 681 682 ARCH= 683 # Normalise host CPU name and set ARCH. 684 # Note that this case should only have supported host CPUs, not guests. 685 case "$cpu" in 686 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64) 687 ;; 688 ppc64le) 689 ARCH="ppc64" 690 ;; 691 i386|i486|i586|i686|i86pc|BePC) 692 cpu="i386" 693 ;; 694 x86_64|amd64) 695 cpu="x86_64" 696 ;; 697 armv*b|armv*l|arm) 698 cpu="arm" 699 ;; 700 aarch64) 701 cpu="aarch64" 702 ;; 703 mips*) 704 cpu="mips" 705 ;; 706 sparc|sun4[cdmuv]) 707 cpu="sparc" 708 ;; 709 *) 710 # This will result in either an error or falling back to TCI later 711 ARCH=unknown 712 ;; 713 esac 714 if test -z "$ARCH"; then 715 ARCH="$cpu" 716 fi 717 718 # OS specific 719 720 case $targetos in 721 MINGW32*) 722 mingw32="yes" 723 audio_possible_drivers="dsound sdl" 724 if check_include dsound.h; then 725 audio_drv_list="dsound" 726 else 727 audio_drv_list="" 728 fi 729 supported_os="yes" 730 pie="no" 731 ;; 732 GNU/kFreeBSD) 733 bsd="yes" 734 audio_drv_list="oss try-sdl" 735 audio_possible_drivers="oss sdl pa" 736 ;; 737 FreeBSD) 738 bsd="yes" 739 make="${MAKE-gmake}" 740 audio_drv_list="oss try-sdl" 741 audio_possible_drivers="oss sdl pa" 742 # needed for kinfo_getvmmap(3) in libutil.h 743 netmap="" # enable netmap autodetect 744 ;; 745 DragonFly) 746 bsd="yes" 747 make="${MAKE-gmake}" 748 audio_drv_list="oss try-sdl" 749 audio_possible_drivers="oss sdl pa" 750 ;; 751 NetBSD) 752 bsd="yes" 753 make="${MAKE-gmake}" 754 audio_drv_list="oss try-sdl" 755 audio_possible_drivers="oss sdl" 756 oss_lib="-lossaudio" 757 ;; 758 OpenBSD) 759 bsd="yes" 760 make="${MAKE-gmake}" 761 audio_drv_list="try-sdl" 762 audio_possible_drivers="sdl" 763 ;; 764 Darwin) 765 bsd="yes" 766 darwin="yes" 767 if [ "$cpu" = "x86_64" ] ; then 768 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS" 769 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS" 770 fi 771 cocoa="enabled" 772 audio_drv_list="coreaudio try-sdl" 773 audio_possible_drivers="coreaudio sdl" 774 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS" 775 # Disable attempts to use ObjectiveC features in os/object.h since they 776 # won't work when we're compiling with gcc as a C compiler. 777 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS" 778 ;; 779 SunOS) 780 solaris="yes" 781 make="${MAKE-gmake}" 782 smbd="${SMBD-/usr/sfw/sbin/smbd}" 783 if test -f /usr/include/sys/soundcard.h ; then 784 audio_drv_list="oss try-sdl" 785 fi 786 audio_possible_drivers="oss sdl" 787 # needed for CMSG_ macros in sys/socket.h 788 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS" 789 # needed for TIOCWIN* defines in termios.h 790 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS" 791 ;; 792 Haiku) 793 haiku="yes" 794 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -D_BSD_SOURCE $QEMU_CFLAGS" 795 ;; 796 Linux) 797 audio_drv_list="try-pa oss" 798 audio_possible_drivers="oss alsa sdl pa" 799 linux="yes" 800 linux_user="yes" 801 vhost_user="yes" 802 ;; 803 esac 804 805 if [ "$bsd" = "yes" ] ; then 806 if [ "$darwin" != "yes" ] ; then 807 bsd_user="yes" 808 fi 809 fi 810 811 : ${make=${MAKE-make}} 812 813 # We prefer python 3.x. A bare 'python' is traditionally 814 # python 2.x, but some distros have it as python 3.x, so 815 # we check that too 816 python= 817 explicit_python=no 818 for binary in "${PYTHON-python3}" python 819 do 820 if has "$binary" 821 then 822 python=$(command -v "$binary") 823 break 824 fi 825 done 826 827 828 # Check for ancillary tools used in testing 829 genisoimage= 830 for binary in genisoimage mkisofs 831 do 832 if has $binary 833 then 834 genisoimage=$(command -v "$binary") 835 break 836 fi 837 done 838 839 : ${smbd=${SMBD-/usr/sbin/smbd}} 840 841 # Default objcc to clang if available, otherwise use CC 842 if has clang; then 843 objcc=clang 844 else 845 objcc="$cc" 846 fi 847 848 if test "$mingw32" = "yes" ; then 849 EXESUF=".exe" 850 HOST_DSOSUF=".dll" 851 # MinGW needs -mthreads for TLS and macro _MT. 852 CONFIGURE_CFLAGS="-mthreads $CONFIGURE_CFLAGS" 853 write_c_skeleton; 854 prefix="/qemu" 855 qemu_suffix="" 856 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga" 857 fi 858 859 werror="" 860 861 for opt do 862 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 863 case "$opt" in 864 --help|-h) show_help=yes 865 ;; 866 --version|-V) exec cat $source_path/VERSION 867 ;; 868 --prefix=*) prefix="$optarg" 869 ;; 870 --interp-prefix=*) interp_prefix="$optarg" 871 ;; 872 --cross-prefix=*) 873 ;; 874 --cc=*) 875 ;; 876 --host-cc=*) host_cc="$optarg" 877 ;; 878 --cxx=*) 879 ;; 880 --iasl=*) iasl="$optarg" 881 ;; 882 --objcc=*) objcc="$optarg" 883 ;; 884 --make=*) make="$optarg" 885 ;; 886 --install=*) 887 ;; 888 --python=*) python="$optarg" ; explicit_python=yes 889 ;; 890 --sphinx-build=*) sphinx_build="$optarg" 891 ;; 892 --skip-meson) skip_meson=yes 893 ;; 894 --meson=*) meson="$optarg" 895 ;; 896 --ninja=*) ninja="$optarg" 897 ;; 898 --smbd=*) smbd="$optarg" 899 ;; 900 --extra-cflags=*) 901 ;; 902 --extra-cxxflags=*) 903 ;; 904 --extra-ldflags=*) 905 ;; 906 --enable-debug-info) 907 ;; 908 --disable-debug-info) 909 ;; 910 --cross-cc-*) 911 ;; 912 --enable-modules) 913 modules="yes" 914 ;; 915 --disable-modules) 916 modules="no" 917 ;; 918 --disable-module-upgrades) module_upgrades="no" 919 ;; 920 --enable-module-upgrades) module_upgrades="yes" 921 ;; 922 --cpu=*) 923 ;; 924 --target-list=*) target_list="$optarg" 925 if test "$target_list_exclude"; then 926 error_exit "Can't mix --target-list with --target-list-exclude" 927 fi 928 ;; 929 --target-list-exclude=*) target_list_exclude="$optarg" 930 if test "$target_list"; then 931 error_exit "Can't mix --target-list-exclude with --target-list" 932 fi 933 ;; 934 --enable-trace-backends=*) trace_backends="$optarg" 935 ;; 936 # XXX: backwards compatibility 937 --enable-trace-backend=*) trace_backends="$optarg" 938 ;; 939 --with-trace-file=*) trace_file="$optarg" 940 ;; 941 --with-default-devices) default_devices="yes" 942 ;; 943 --without-default-devices) default_devices="no" 944 ;; 945 --enable-gprof) gprof="yes" 946 ;; 947 --enable-gcov) gcov="yes" 948 ;; 949 --static) 950 static="yes" 951 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS" 952 ;; 953 --mandir=*) mandir="$optarg" 954 ;; 955 --bindir=*) bindir="$optarg" 956 ;; 957 --libdir=*) libdir="$optarg" 958 ;; 959 --libexecdir=*) libexecdir="$optarg" 960 ;; 961 --includedir=*) includedir="$optarg" 962 ;; 963 --datadir=*) datadir="$optarg" 964 ;; 965 --with-suffix=*) qemu_suffix="$optarg" 966 ;; 967 --docdir=*) docdir="$optarg" 968 ;; 969 --localedir=*) localedir="$optarg" 970 ;; 971 --sysconfdir=*) sysconfdir="$optarg" 972 ;; 973 --localstatedir=*) local_statedir="$optarg" 974 ;; 975 --firmwarepath=*) firmwarepath="$optarg" 976 ;; 977 --host=*|--build=*|\ 978 --disable-dependency-tracking|\ 979 --sbindir=*|--sharedstatedir=*|\ 980 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 981 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 982 # These switches are silently ignored, for compatibility with 983 # autoconf-generated configure scripts. This allows QEMU's 984 # configure to be used by RPM and similar macros that set 985 # lots of directory switches by default. 986 ;; 987 --disable-sdl) sdl="disabled" 988 ;; 989 --enable-sdl) sdl="enabled" 990 ;; 991 --disable-sdl-image) sdl_image="disabled" 992 ;; 993 --enable-sdl-image) sdl_image="enabled" 994 ;; 995 --disable-qom-cast-debug) qom_cast_debug="no" 996 ;; 997 --enable-qom-cast-debug) qom_cast_debug="yes" 998 ;; 999 --disable-virtfs) virtfs="no" 1000 ;; 1001 --enable-virtfs) virtfs="yes" 1002 ;; 1003 --disable-libudev) libudev="disabled" 1004 ;; 1005 --enable-libudev) libudev="enabled" 1006 ;; 1007 --disable-virtiofsd) virtiofsd="disabled" 1008 ;; 1009 --enable-virtiofsd) virtiofsd="enabled" 1010 ;; 1011 --disable-mpath) mpath="disabled" 1012 ;; 1013 --enable-mpath) mpath="enabled" 1014 ;; 1015 --disable-vnc) vnc="disabled" 1016 ;; 1017 --enable-vnc) vnc="enabled" 1018 ;; 1019 --disable-gettext) gettext="false" 1020 ;; 1021 --enable-gettext) gettext="true" 1022 ;; 1023 --oss-lib=*) oss_lib="$optarg" 1024 ;; 1025 --audio-drv-list=*) audio_drv_list="$optarg" 1026 ;; 1027 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g') 1028 ;; 1029 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g') 1030 ;; 1031 --enable-debug-tcg) debug_tcg="yes" 1032 ;; 1033 --disable-debug-tcg) debug_tcg="no" 1034 ;; 1035 --enable-debug) 1036 # Enable debugging options that aren't excessively noisy 1037 debug_tcg="yes" 1038 debug_mutex="yes" 1039 debug="yes" 1040 strip_opt="no" 1041 fortify_source="no" 1042 ;; 1043 --enable-sanitizers) sanitizers="yes" 1044 ;; 1045 --disable-sanitizers) sanitizers="no" 1046 ;; 1047 --enable-tsan) tsan="yes" 1048 ;; 1049 --disable-tsan) tsan="no" 1050 ;; 1051 --enable-sparse) sparse="enabled" 1052 ;; 1053 --disable-sparse) sparse="disabled" 1054 ;; 1055 --disable-strip) strip_opt="no" 1056 ;; 1057 --disable-vnc-sasl) vnc_sasl="disabled" 1058 ;; 1059 --enable-vnc-sasl) vnc_sasl="enabled" 1060 ;; 1061 --disable-vnc-jpeg) vnc_jpeg="disabled" 1062 ;; 1063 --enable-vnc-jpeg) vnc_jpeg="enabled" 1064 ;; 1065 --disable-vnc-png) vnc_png="disabled" 1066 ;; 1067 --enable-vnc-png) vnc_png="enabled" 1068 ;; 1069 --disable-slirp) slirp="disabled" 1070 ;; 1071 --enable-slirp=git) slirp="internal" 1072 ;; 1073 --enable-slirp=system) slirp="system" 1074 ;; 1075 --disable-vde) vde="no" 1076 ;; 1077 --enable-vde) vde="yes" 1078 ;; 1079 --disable-netmap) netmap="no" 1080 ;; 1081 --enable-netmap) netmap="yes" 1082 ;; 1083 --disable-xen) xen="disabled" 1084 ;; 1085 --enable-xen) xen="enabled" 1086 ;; 1087 --disable-xen-pci-passthrough) xen_pci_passthrough="disabled" 1088 ;; 1089 --enable-xen-pci-passthrough) xen_pci_passthrough="enabled" 1090 ;; 1091 --disable-brlapi) brlapi="no" 1092 ;; 1093 --enable-brlapi) brlapi="yes" 1094 ;; 1095 --disable-kvm) kvm="disabled" 1096 ;; 1097 --enable-kvm) kvm="enabled" 1098 ;; 1099 --disable-hax) hax="disabled" 1100 ;; 1101 --enable-hax) hax="enabled" 1102 ;; 1103 --disable-hvf) hvf="disabled" 1104 ;; 1105 --enable-hvf) hvf="enabled" 1106 ;; 1107 --disable-whpx) whpx="disabled" 1108 ;; 1109 --enable-whpx) whpx="enabled" 1110 ;; 1111 --disable-tcg-interpreter) tcg_interpreter="no" 1112 ;; 1113 --enable-tcg-interpreter) tcg_interpreter="yes" 1114 ;; 1115 --disable-cap-ng) cap_ng="no" 1116 ;; 1117 --enable-cap-ng) cap_ng="yes" 1118 ;; 1119 --disable-tcg) tcg="disabled" 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) spice="yes" 1130 ;; 1131 --disable-libiscsi) libiscsi="no" 1132 ;; 1133 --enable-libiscsi) libiscsi="yes" 1134 ;; 1135 --disable-libnfs) libnfs="no" 1136 ;; 1137 --enable-libnfs) libnfs="yes" 1138 ;; 1139 --enable-profiler) profiler="yes" 1140 ;; 1141 --disable-cocoa) cocoa="disabled" 1142 ;; 1143 --enable-cocoa) 1144 cocoa="enabled" ; 1145 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)" 1146 ;; 1147 --disable-system) softmmu="no" 1148 ;; 1149 --enable-system) softmmu="yes" 1150 ;; 1151 --disable-user) 1152 linux_user="no" ; 1153 bsd_user="no" ; 1154 ;; 1155 --enable-user) ;; 1156 --disable-linux-user) linux_user="no" 1157 ;; 1158 --enable-linux-user) linux_user="yes" 1159 ;; 1160 --disable-bsd-user) bsd_user="no" 1161 ;; 1162 --enable-bsd-user) bsd_user="yes" 1163 ;; 1164 --enable-pie) pie="yes" 1165 ;; 1166 --disable-pie) pie="no" 1167 ;; 1168 --enable-werror) werror="yes" 1169 ;; 1170 --disable-werror) werror="no" 1171 ;; 1172 --enable-stack-protector) stack_protector="yes" 1173 ;; 1174 --disable-stack-protector) stack_protector="no" 1175 ;; 1176 --enable-safe-stack) safe_stack="yes" 1177 ;; 1178 --disable-safe-stack) safe_stack="no" 1179 ;; 1180 --disable-curses) curses="disabled" 1181 ;; 1182 --enable-curses) curses="enabled" 1183 ;; 1184 --disable-iconv) iconv="disabled" 1185 ;; 1186 --enable-iconv) iconv="enabled" 1187 ;; 1188 --disable-curl) curl="no" 1189 ;; 1190 --enable-curl) curl="yes" 1191 ;; 1192 --disable-fdt) fdt="disabled" 1193 ;; 1194 --enable-fdt) fdt="enabled" 1195 ;; 1196 --enable-fdt=git) fdt="internal" 1197 ;; 1198 --enable-fdt=system) fdt="system" 1199 ;; 1200 --disable-linux-aio) linux_aio="no" 1201 ;; 1202 --enable-linux-aio) linux_aio="yes" 1203 ;; 1204 --disable-linux-io-uring) linux_io_uring="no" 1205 ;; 1206 --enable-linux-io-uring) linux_io_uring="yes" 1207 ;; 1208 --disable-attr) attr="no" 1209 ;; 1210 --enable-attr) attr="yes" 1211 ;; 1212 --disable-membarrier) membarrier="no" 1213 ;; 1214 --enable-membarrier) membarrier="yes" 1215 ;; 1216 --disable-blobs) blobs="false" 1217 ;; 1218 --with-pkgversion=*) pkgversion="$optarg" 1219 ;; 1220 --with-coroutine=*) coroutine="$optarg" 1221 ;; 1222 --disable-coroutine-pool) coroutine_pool="no" 1223 ;; 1224 --enable-coroutine-pool) coroutine_pool="yes" 1225 ;; 1226 --enable-debug-stack-usage) debug_stack_usage="yes" 1227 ;; 1228 --enable-crypto-afalg) crypto_afalg="yes" 1229 ;; 1230 --disable-crypto-afalg) crypto_afalg="no" 1231 ;; 1232 --disable-docs) docs="disabled" 1233 ;; 1234 --enable-docs) docs="enabled" 1235 ;; 1236 --disable-vhost-net) vhost_net="no" 1237 ;; 1238 --enable-vhost-net) vhost_net="yes" 1239 ;; 1240 --disable-vhost-crypto) vhost_crypto="no" 1241 ;; 1242 --enable-vhost-crypto) vhost_crypto="yes" 1243 ;; 1244 --disable-vhost-scsi) vhost_scsi="no" 1245 ;; 1246 --enable-vhost-scsi) vhost_scsi="yes" 1247 ;; 1248 --disable-vhost-vsock) vhost_vsock="no" 1249 ;; 1250 --enable-vhost-vsock) vhost_vsock="yes" 1251 ;; 1252 --disable-vhost-user-blk-server) vhost_user_blk_server="disabled" 1253 ;; 1254 --enable-vhost-user-blk-server) vhost_user_blk_server="enabled" 1255 ;; 1256 --disable-vhost-user-fs) vhost_user_fs="no" 1257 ;; 1258 --enable-vhost-user-fs) vhost_user_fs="yes" 1259 ;; 1260 --disable-opengl) opengl="no" 1261 ;; 1262 --enable-opengl) opengl="yes" 1263 ;; 1264 --disable-rbd) rbd="no" 1265 ;; 1266 --enable-rbd) rbd="yes" 1267 ;; 1268 --disable-xfsctl) xfs="no" 1269 ;; 1270 --enable-xfsctl) xfs="yes" 1271 ;; 1272 --disable-smartcard) smartcard="no" 1273 ;; 1274 --enable-smartcard) smartcard="yes" 1275 ;; 1276 --disable-u2f) u2f="disabled" 1277 ;; 1278 --enable-u2f) u2f="enabled" 1279 ;; 1280 --disable-libusb) libusb="no" 1281 ;; 1282 --enable-libusb) libusb="yes" 1283 ;; 1284 --disable-usb-redir) usb_redir="no" 1285 ;; 1286 --enable-usb-redir) usb_redir="yes" 1287 ;; 1288 --disable-zlib-test) 1289 ;; 1290 --disable-lzo) lzo="no" 1291 ;; 1292 --enable-lzo) lzo="yes" 1293 ;; 1294 --disable-snappy) snappy="no" 1295 ;; 1296 --enable-snappy) snappy="yes" 1297 ;; 1298 --disable-bzip2) bzip2="no" 1299 ;; 1300 --enable-bzip2) bzip2="yes" 1301 ;; 1302 --enable-lzfse) lzfse="yes" 1303 ;; 1304 --disable-lzfse) lzfse="no" 1305 ;; 1306 --disable-zstd) zstd="no" 1307 ;; 1308 --enable-zstd) zstd="yes" 1309 ;; 1310 --enable-guest-agent) guest_agent="yes" 1311 ;; 1312 --disable-guest-agent) guest_agent="no" 1313 ;; 1314 --enable-guest-agent-msi) guest_agent_msi="yes" 1315 ;; 1316 --disable-guest-agent-msi) guest_agent_msi="no" 1317 ;; 1318 --with-vss-sdk) vss_win32_sdk="" 1319 ;; 1320 --with-vss-sdk=*) vss_win32_sdk="$optarg" 1321 ;; 1322 --without-vss-sdk) vss_win32_sdk="no" 1323 ;; 1324 --with-win-sdk) win_sdk="" 1325 ;; 1326 --with-win-sdk=*) win_sdk="$optarg" 1327 ;; 1328 --without-win-sdk) win_sdk="no" 1329 ;; 1330 --enable-tools) want_tools="yes" 1331 ;; 1332 --disable-tools) want_tools="no" 1333 ;; 1334 --enable-seccomp) seccomp="yes" 1335 ;; 1336 --disable-seccomp) seccomp="no" 1337 ;; 1338 --disable-glusterfs) glusterfs="no" 1339 ;; 1340 --disable-avx2) avx2_opt="no" 1341 ;; 1342 --enable-avx2) avx2_opt="yes" 1343 ;; 1344 --disable-avx512f) avx512f_opt="no" 1345 ;; 1346 --enable-avx512f) avx512f_opt="yes" 1347 ;; 1348 1349 --enable-glusterfs) glusterfs="yes" 1350 ;; 1351 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane) 1352 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2 1353 ;; 1354 --enable-vhdx|--disable-vhdx) 1355 echo "$0: $opt is obsolete, VHDX driver is always built" >&2 1356 ;; 1357 --enable-uuid|--disable-uuid) 1358 echo "$0: $opt is obsolete, UUID support is always built" >&2 1359 ;; 1360 --disable-gtk) gtk="no" 1361 ;; 1362 --enable-gtk) gtk="yes" 1363 ;; 1364 --tls-priority=*) tls_priority="$optarg" 1365 ;; 1366 --disable-gnutls) gnutls="no" 1367 ;; 1368 --enable-gnutls) gnutls="yes" 1369 ;; 1370 --disable-nettle) nettle="no" 1371 ;; 1372 --enable-nettle) nettle="yes" 1373 ;; 1374 --disable-gcrypt) gcrypt="no" 1375 ;; 1376 --enable-gcrypt) gcrypt="yes" 1377 ;; 1378 --disable-auth-pam) auth_pam="no" 1379 ;; 1380 --enable-auth-pam) auth_pam="yes" 1381 ;; 1382 --enable-rdma) rdma="yes" 1383 ;; 1384 --disable-rdma) rdma="no" 1385 ;; 1386 --enable-pvrdma) pvrdma="yes" 1387 ;; 1388 --disable-pvrdma) pvrdma="no" 1389 ;; 1390 --disable-vte) vte="no" 1391 ;; 1392 --enable-vte) vte="yes" 1393 ;; 1394 --disable-virglrenderer) virglrenderer="no" 1395 ;; 1396 --enable-virglrenderer) virglrenderer="yes" 1397 ;; 1398 --disable-tpm) tpm="no" 1399 ;; 1400 --enable-tpm) tpm="yes" 1401 ;; 1402 --disable-libssh) libssh="no" 1403 ;; 1404 --enable-libssh) libssh="yes" 1405 ;; 1406 --disable-live-block-migration) live_block_migration="no" 1407 ;; 1408 --enable-live-block-migration) live_block_migration="yes" 1409 ;; 1410 --disable-numa) numa="no" 1411 ;; 1412 --enable-numa) numa="yes" 1413 ;; 1414 --disable-libxml2) libxml2="no" 1415 ;; 1416 --enable-libxml2) libxml2="yes" 1417 ;; 1418 --disable-tcmalloc) tcmalloc="no" 1419 ;; 1420 --enable-tcmalloc) tcmalloc="yes" 1421 ;; 1422 --disable-jemalloc) jemalloc="no" 1423 ;; 1424 --enable-jemalloc) jemalloc="yes" 1425 ;; 1426 --disable-replication) replication="no" 1427 ;; 1428 --enable-replication) replication="yes" 1429 ;; 1430 --disable-bochs) bochs="no" 1431 ;; 1432 --enable-bochs) bochs="yes" 1433 ;; 1434 --disable-cloop) cloop="no" 1435 ;; 1436 --enable-cloop) cloop="yes" 1437 ;; 1438 --disable-dmg) dmg="no" 1439 ;; 1440 --enable-dmg) dmg="yes" 1441 ;; 1442 --disable-qcow1) qcow1="no" 1443 ;; 1444 --enable-qcow1) qcow1="yes" 1445 ;; 1446 --disable-vdi) vdi="no" 1447 ;; 1448 --enable-vdi) vdi="yes" 1449 ;; 1450 --disable-vvfat) vvfat="no" 1451 ;; 1452 --enable-vvfat) vvfat="yes" 1453 ;; 1454 --disable-qed) qed="no" 1455 ;; 1456 --enable-qed) qed="yes" 1457 ;; 1458 --disable-parallels) parallels="no" 1459 ;; 1460 --enable-parallels) parallels="yes" 1461 ;; 1462 --disable-sheepdog) sheepdog="no" 1463 ;; 1464 --enable-sheepdog) sheepdog="yes" 1465 ;; 1466 --disable-vhost-user) vhost_user="no" 1467 ;; 1468 --enable-vhost-user) vhost_user="yes" 1469 ;; 1470 --disable-vhost-vdpa) vhost_vdpa="no" 1471 ;; 1472 --enable-vhost-vdpa) vhost_vdpa="yes" 1473 ;; 1474 --disable-vhost-kernel) vhost_kernel="no" 1475 ;; 1476 --enable-vhost-kernel) vhost_kernel="yes" 1477 ;; 1478 --disable-capstone) capstone="disabled" 1479 ;; 1480 --enable-capstone) capstone="enabled" 1481 ;; 1482 --enable-capstone=git) capstone="internal" 1483 ;; 1484 --enable-capstone=system) capstone="system" 1485 ;; 1486 --with-git=*) git="$optarg" 1487 ;; 1488 --enable-git-update) git_update=yes 1489 ;; 1490 --disable-git-update) git_update=no 1491 ;; 1492 --enable-debug-mutex) debug_mutex=yes 1493 ;; 1494 --disable-debug-mutex) debug_mutex=no 1495 ;; 1496 --enable-libpmem) libpmem=yes 1497 ;; 1498 --disable-libpmem) libpmem=no 1499 ;; 1500 --enable-xkbcommon) xkbcommon="enabled" 1501 ;; 1502 --disable-xkbcommon) xkbcommon="disabled" 1503 ;; 1504 --enable-plugins) plugins="yes" 1505 ;; 1506 --disable-plugins) plugins="no" 1507 ;; 1508 --enable-containers) use_containers="yes" 1509 ;; 1510 --disable-containers) use_containers="no" 1511 ;; 1512 --enable-fuzzing) fuzzing=yes 1513 ;; 1514 --disable-fuzzing) fuzzing=no 1515 ;; 1516 --gdb=*) gdb_bin="$optarg" 1517 ;; 1518 --enable-rng-none) rng_none=yes 1519 ;; 1520 --disable-rng-none) rng_none=no 1521 ;; 1522 --enable-keyring) secret_keyring="yes" 1523 ;; 1524 --disable-keyring) secret_keyring="no" 1525 ;; 1526 --enable-libdaxctl) libdaxctl=yes 1527 ;; 1528 --disable-libdaxctl) libdaxctl=no 1529 ;; 1530 --enable-fuse) fuse="enabled" 1531 ;; 1532 --disable-fuse) fuse="disabled" 1533 ;; 1534 --enable-fuse-lseek) fuse_lseek="enabled" 1535 ;; 1536 --disable-fuse-lseek) fuse_lseek="disabled" 1537 ;; 1538 *) 1539 echo "ERROR: unknown option $opt" 1540 echo "Try '$0 --help' for more information" 1541 exit 1 1542 ;; 1543 esac 1544 done 1545 1546 libdir="${libdir:-$prefix/lib}" 1547 libexecdir="${libexecdir:-$prefix/libexec}" 1548 includedir="${includedir:-$prefix/include}" 1549 1550 if test "$mingw32" = "yes" ; then 1551 mandir="$prefix" 1552 datadir="$prefix" 1553 docdir="$prefix" 1554 bindir="$prefix" 1555 sysconfdir="$prefix" 1556 local_statedir="$prefix" 1557 else 1558 mandir="${mandir:-$prefix/share/man}" 1559 datadir="${datadir:-$prefix/share}" 1560 docdir="${docdir:-$prefix/share/doc}" 1561 bindir="${bindir:-$prefix/bin}" 1562 sysconfdir="${sysconfdir:-$prefix/etc}" 1563 local_statedir="${local_statedir:-$prefix/var}" 1564 fi 1565 firmwarepath="${firmwarepath:-$datadir/qemu-firmware}" 1566 localedir="${localedir:-$datadir/locale}" 1567 1568 case "$cpu" in 1569 ppc) 1570 CPU_CFLAGS="-m32" 1571 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS" 1572 ;; 1573 ppc64) 1574 CPU_CFLAGS="-m64" 1575 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1576 ;; 1577 sparc) 1578 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" 1579 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS" 1580 ;; 1581 sparc64) 1582 CPU_CFLAGS="-m64 -mcpu=ultrasparc" 1583 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1584 ;; 1585 s390) 1586 CPU_CFLAGS="-m31" 1587 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS" 1588 ;; 1589 s390x) 1590 CPU_CFLAGS="-m64" 1591 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1592 ;; 1593 i386) 1594 CPU_CFLAGS="-m32" 1595 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS" 1596 ;; 1597 x86_64) 1598 # ??? Only extremely old AMD cpus do not have cmpxchg16b. 1599 # If we truly care, we should simply detect this case at 1600 # runtime and generate the fallback to serial emulation. 1601 CPU_CFLAGS="-m64 -mcx16" 1602 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS" 1603 ;; 1604 x32) 1605 CPU_CFLAGS="-mx32" 1606 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS" 1607 ;; 1608 # No special flags required for other host CPUs 1609 esac 1610 1611 eval "cross_cc_${cpu}=\$host_cc" 1612 cross_cc_vars="$cross_cc_vars cross_cc_${cpu}" 1613 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS" 1614 1615 # For user-mode emulation the host arch has to be one we explicitly 1616 # support, even if we're using TCI. 1617 if [ "$ARCH" = "unknown" ]; then 1618 bsd_user="no" 1619 linux_user="no" 1620 fi 1621 1622 default_target_list="" 1623 deprecated_targets_list=ppc64abi32-linux-user,tilegx-linux-user,lm32-softmmu,unicore32-softmmu 1624 deprecated_features="" 1625 mak_wilds="" 1626 1627 if [ "$softmmu" = "yes" ]; then 1628 mak_wilds="${mak_wilds} $source_path/default-configs/targets/*-softmmu.mak" 1629 fi 1630 if [ "$linux_user" = "yes" ]; then 1631 mak_wilds="${mak_wilds} $source_path/default-configs/targets/*-linux-user.mak" 1632 fi 1633 if [ "$bsd_user" = "yes" ]; then 1634 mak_wilds="${mak_wilds} $source_path/default-configs/targets/*-bsd-user.mak" 1635 fi 1636 1637 # If the user doesn't explicitly specify a deprecated target we will 1638 # skip it. 1639 if test -z "$target_list"; then 1640 if test -z "$target_list_exclude"; then 1641 target_list_exclude="$deprecated_targets_list" 1642 else 1643 target_list_exclude="$target_list_exclude,$deprecated_targets_list" 1644 fi 1645 fi 1646 1647 for config in $mak_wilds; do 1648 target="$(basename "$config" .mak)" 1649 if echo "$target_list_exclude" | grep -vq "$target"; then 1650 default_target_list="${default_target_list} $target" 1651 fi 1652 done 1653 1654 # Enumerate public trace backends for --help output 1655 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/')) 1656 1657 if test x"$show_help" = x"yes" ; then 1658 cat << EOF 1659 1660 Usage: configure [options] 1661 Options: [defaults in brackets after descriptions] 1662 1663 Standard options: 1664 --help print this message 1665 --prefix=PREFIX install in PREFIX [$prefix] 1666 --interp-prefix=PREFIX where to find shared libraries, etc. 1667 use %M for cpu name [$interp_prefix] 1668 --target-list=LIST set target list (default: build all non-deprecated) 1669 $(echo Available targets: $default_target_list | \ 1670 fold -s -w 53 | sed -e 's/^/ /') 1671 $(echo Deprecated targets: $deprecated_targets_list | \ 1672 fold -s -w 53 | sed -e 's/^/ /') 1673 --target-list-exclude=LIST exclude a set of targets from the default target-list 1674 1675 Advanced options (experts only): 1676 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix] 1677 --cc=CC use C compiler CC [$cc] 1678 --iasl=IASL use ACPI compiler IASL [$iasl] 1679 --host-cc=CC use C compiler CC [$host_cc] for code run at 1680 build time 1681 --cxx=CXX use C++ compiler CXX [$cxx] 1682 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 1683 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS 1684 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS 1685 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 1686 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 1687 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests 1688 --make=MAKE use specified make [$make] 1689 --python=PYTHON use specified python [$python] 1690 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build] 1691 --meson=MESON use specified meson [$meson] 1692 --ninja=NINJA use specified ninja [$ninja] 1693 --smbd=SMBD use specified smbd [$smbd] 1694 --with-git=GIT use specified git [$git] 1695 --static enable static build [$static] 1696 --mandir=PATH install man pages in PATH 1697 --datadir=PATH install firmware in PATH/$qemu_suffix 1698 --localedir=PATH install translation in PATH/$qemu_suffix 1699 --docdir=PATH install documentation in PATH/$qemu_suffix 1700 --bindir=PATH install binaries in PATH 1701 --libdir=PATH install libraries in PATH 1702 --libexecdir=PATH install helper binaries in PATH 1703 --sysconfdir=PATH install config in PATH/$qemu_suffix 1704 --localstatedir=PATH install local state in PATH (set at runtime on win32) 1705 --firmwarepath=PATH search PATH for firmware files 1706 --efi-aarch64=PATH PATH of efi file to use for aarch64 VMs. 1707 --with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix] 1708 --with-pkgversion=VERS use specified string as sub-version of the package 1709 --enable-debug enable common debug build options 1710 --enable-sanitizers enable default sanitizers 1711 --enable-tsan enable thread sanitizer 1712 --disable-strip disable stripping binaries 1713 --disable-werror disable compilation abort on warning 1714 --disable-stack-protector disable compiler-provided stack protection 1715 --audio-drv-list=LIST set audio drivers list: 1716 Available drivers: $audio_possible_drivers 1717 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L 1718 --block-drv-rw-whitelist=L 1719 set block driver read-write whitelist 1720 (affects only QEMU, not qemu-img) 1721 --block-drv-ro-whitelist=L 1722 set block driver read-only whitelist 1723 (affects only QEMU, not qemu-img) 1724 --enable-trace-backends=B Set trace backend 1725 Available backends: $trace_backend_list 1726 --with-trace-file=NAME Full PATH,NAME of file to store traces 1727 Default:trace-<pid> 1728 --disable-slirp disable SLIRP userspace network connectivity 1729 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI) 1730 --enable-malloc-trim enable libc malloc_trim() for memory optimization 1731 --oss-lib path to OSS library 1732 --cpu=CPU Build for host CPU [$cpu] 1733 --with-coroutine=BACKEND coroutine backend. Supported options: 1734 ucontext, sigaltstack, windows 1735 --enable-gcov enable test coverage analysis with gcov 1736 --disable-blobs disable installing provided firmware blobs 1737 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent 1738 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb) 1739 --tls-priority default TLS protocol/cipher priority string 1740 --enable-gprof QEMU profiling with gprof 1741 --enable-profiler profiler support 1742 --enable-debug-stack-usage 1743 track the maximum stack usage of stacks created by qemu_alloc_stack 1744 --enable-plugins 1745 enable plugins via shared library loading 1746 --disable-containers don't use containers for cross-building 1747 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 1748 1749 Optional features, enabled with --enable-FEATURE and 1750 disabled with --disable-FEATURE, default is enabled if available: 1751 1752 system all system emulation targets 1753 user supported user emulation targets 1754 linux-user all linux usermode emulation targets 1755 bsd-user all BSD usermode emulation targets 1756 docs build documentation 1757 guest-agent build the QEMU Guest Agent 1758 guest-agent-msi build guest agent Windows MSI installation package 1759 pie Position Independent Executables 1760 modules modules support (non-Windows) 1761 module-upgrades try to load modules from alternate paths for upgrades 1762 debug-tcg TCG debugging (default is disabled) 1763 debug-info debugging information 1764 sparse sparse checker 1765 safe-stack SafeStack Stack Smash Protection. Depends on 1766 clang/llvm >= 3.7 and requires coroutine backend ucontext. 1767 1768 gnutls GNUTLS cryptography support 1769 nettle nettle cryptography support 1770 gcrypt libgcrypt cryptography support 1771 auth-pam PAM access control 1772 sdl SDL UI 1773 sdl-image SDL Image support for icons 1774 gtk gtk UI 1775 vte vte support for the gtk UI 1776 curses curses UI 1777 iconv font glyph conversion support 1778 vnc VNC UI support 1779 vnc-sasl SASL encryption for VNC server 1780 vnc-jpeg JPEG lossy compression for VNC server 1781 vnc-png PNG compression for VNC server 1782 cocoa Cocoa UI (Mac OS X only) 1783 virtfs VirtFS 1784 virtiofsd build virtiofs daemon (virtiofsd) 1785 libudev Use libudev to enumerate host devices 1786 mpath Multipath persistent reservation passthrough 1787 xen xen backend driver support 1788 xen-pci-passthrough PCI passthrough support for Xen 1789 brlapi BrlAPI (Braile) 1790 curl curl connectivity 1791 membarrier membarrier system call (for Linux 4.14+ or Windows) 1792 fdt fdt device tree 1793 kvm KVM acceleration support 1794 hax HAX acceleration support 1795 hvf Hypervisor.framework acceleration support 1796 whpx Windows Hypervisor Platform acceleration support 1797 rdma Enable RDMA-based migration 1798 pvrdma Enable PVRDMA support 1799 vde support for vde network 1800 netmap support for netmap network 1801 linux-aio Linux AIO support 1802 linux-io-uring Linux io_uring support 1803 cap-ng libcap-ng support 1804 attr attr and xattr support 1805 vhost-net vhost-net kernel acceleration support 1806 vhost-vsock virtio sockets device support 1807 vhost-scsi vhost-scsi kernel target support 1808 vhost-crypto vhost-user-crypto backend support 1809 vhost-kernel vhost kernel backend support 1810 vhost-user vhost-user backend support 1811 vhost-user-blk-server vhost-user-blk server support 1812 vhost-vdpa vhost-vdpa kernel backend support 1813 spice spice 1814 rbd rados block device (rbd) 1815 libiscsi iscsi support 1816 libnfs nfs support 1817 smartcard smartcard support (libcacard) 1818 u2f U2F support (u2f-emu) 1819 libusb libusb (for usb passthrough) 1820 live-block-migration Block migration in the main migration stream 1821 usb-redir usb network redirection support 1822 lzo support of lzo compression library 1823 snappy support of snappy compression library 1824 bzip2 support of bzip2 compression library 1825 (for reading bzip2-compressed dmg images) 1826 lzfse support of lzfse compression library 1827 (for reading lzfse-compressed dmg images) 1828 zstd support for zstd compression library 1829 (for migration compression and qcow2 cluster compression) 1830 seccomp seccomp support 1831 coroutine-pool coroutine freelist (better performance) 1832 glusterfs GlusterFS backend 1833 tpm TPM support 1834 libssh ssh block device support 1835 numa libnuma support 1836 libxml2 for Parallels image format 1837 tcmalloc tcmalloc support 1838 jemalloc jemalloc support 1839 avx2 AVX2 optimization support 1840 avx512f AVX512F optimization support 1841 replication replication support 1842 opengl opengl support 1843 virglrenderer virgl rendering support 1844 xfsctl xfsctl support 1845 qom-cast-debug cast debugging support 1846 tools build qemu-io, qemu-nbd and qemu-img tools 1847 bochs bochs image format support 1848 cloop cloop image format support 1849 dmg dmg image format support 1850 qcow1 qcow v1 image format support 1851 vdi vdi image format support 1852 vvfat vvfat image format support 1853 qed qed image format support 1854 parallels parallels image format support 1855 sheepdog sheepdog block driver support (deprecated) 1856 crypto-afalg Linux AF_ALG crypto backend driver 1857 capstone capstone disassembler support 1858 debug-mutex mutex debugging support 1859 libpmem libpmem support 1860 xkbcommon xkbcommon support 1861 rng-none dummy RNG, avoid using /dev/(u)random and getrandom() 1862 libdaxctl libdaxctl support 1863 fuse FUSE block device export 1864 fuse-lseek SEEK_HOLE/SEEK_DATA support for FUSE exports 1865 1866 NOTE: The object files are built at the place where configure is launched 1867 EOF 1868 exit 0 1869 fi 1870 1871 # Remove old dependency files to make sure that they get properly regenerated 1872 rm -f */config-devices.mak.d 1873 1874 if test -z "$python" 1875 then 1876 error_exit "Python not found. Use --python=/path/to/python" 1877 fi 1878 if ! has "$make" 1879 then 1880 error_exit "GNU make ($make) not found" 1881 fi 1882 1883 # Note that if the Python conditional here evaluates True we will exit 1884 # with status 1 which is a shell 'false' value. 1885 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,6))'; then 1886 error_exit "Cannot use '$python', Python >= 3.6 is required." \ 1887 "Use --python=/path/to/python to specify a supported Python." 1888 fi 1889 1890 # Preserve python version since some functionality is dependent on it 1891 python_version=$($python -c 'import sys; print("%d.%d.%d" % (sys.version_info[0], sys.version_info[1], sys.version_info[2]))' 2>/dev/null) 1892 1893 # Suppress writing compiled files 1894 python="$python -B" 1895 1896 if test -z "$meson"; then 1897 if test "$explicit_python" = no && has meson && version_ge "$(meson --version)" 0.55.3; then 1898 meson=meson 1899 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then 1900 meson=git 1901 elif test -e "${source_path}/meson/meson.py" ; then 1902 meson=internal 1903 else 1904 if test "$explicit_python" = yes; then 1905 error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found." 1906 else 1907 error_exit "Meson not found. Use --meson=/path/to/meson" 1908 fi 1909 fi 1910 else 1911 # Meson uses its own Python interpreter to invoke other Python scripts, 1912 # but the user wants to use the one they specified with --python. 1913 # 1914 # We do not want to override the distro Python interpreter (and sometimes 1915 # cannot: for example in Homebrew /usr/bin/meson is a bash script), so 1916 # just require --meson=git|internal together with --python. 1917 if test "$explicit_python" = yes; then 1918 case "$meson" in 1919 git | internal) ;; 1920 *) error_exit "--python requires using QEMU's embedded Meson distribution." ;; 1921 esac 1922 fi 1923 fi 1924 1925 if test "$meson" = git; then 1926 git_submodules="${git_submodules} meson" 1927 fi 1928 1929 case "$meson" in 1930 git | internal) 1931 meson="$python ${source_path}/meson/meson.py" 1932 ;; 1933 *) meson=$(command -v "$meson") ;; 1934 esac 1935 1936 # Probe for ninja 1937 1938 if test -z "$ninja"; then 1939 for c in ninja ninja-build samu; do 1940 if has $c; then 1941 ninja=$(command -v "$c") 1942 break 1943 fi 1944 done 1945 if test -z "$ninja"; then 1946 error_exit "Cannot find Ninja" 1947 fi 1948 fi 1949 1950 # Check that the C compiler works. Doing this here before testing 1951 # the host CPU ensures that we had a valid CC to autodetect the 1952 # $cpu var (and we should bail right here if that's not the case). 1953 # It also allows the help message to be printed without a CC. 1954 write_c_skeleton; 1955 if compile_object ; then 1956 : C compiler works ok 1957 else 1958 error_exit "\"$cc\" either does not exist or does not work" 1959 fi 1960 if ! compile_prog ; then 1961 error_exit "\"$cc\" cannot build an executable (is your linker broken?)" 1962 fi 1963 1964 # Consult white-list to determine whether to enable werror 1965 # by default. Only enable by default for git builds 1966 if test -z "$werror" ; then 1967 if test -e "$source_path/.git" && \ 1968 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then 1969 werror="yes" 1970 else 1971 werror="no" 1972 fi 1973 fi 1974 1975 if test "$bogus_os" = "yes"; then 1976 # Now that we know that we're not printing the help and that 1977 # the compiler works (so the results of the check_defines we used 1978 # to identify the OS are reliable), if we didn't recognize the 1979 # host OS we should stop now. 1980 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 1981 fi 1982 1983 # Check whether the compiler matches our minimum requirements: 1984 cat > $TMPC << EOF 1985 #if defined(__clang_major__) && defined(__clang_minor__) 1986 # ifdef __apple_build_version__ 1987 # if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1) 1988 # error You need at least XCode Clang v5.1 to compile QEMU 1989 # endif 1990 # else 1991 # if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4) 1992 # error You need at least Clang v3.4 to compile QEMU 1993 # endif 1994 # endif 1995 #elif defined(__GNUC__) && defined(__GNUC_MINOR__) 1996 # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8) 1997 # error You need at least GCC v4.8 to compile QEMU 1998 # endif 1999 #else 2000 # error You either need GCC or Clang to compiler QEMU 2001 #endif 2002 int main (void) { return 0; } 2003 EOF 2004 if ! compile_prog "" "" ; then 2005 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)" 2006 fi 2007 2008 # Accumulate -Wfoo and -Wno-bar separately. 2009 # We will list all of the enable flags first, and the disable flags second. 2010 # Note that we do not add -Werror, because that would enable it for all 2011 # configure tests. If a configure test failed due to -Werror this would 2012 # just silently disable some features, so it's too error prone. 2013 2014 warn_flags= 2015 add_to warn_flags -Wold-style-declaration 2016 add_to warn_flags -Wold-style-definition 2017 add_to warn_flags -Wtype-limits 2018 add_to warn_flags -Wformat-security 2019 add_to warn_flags -Wformat-y2k 2020 add_to warn_flags -Winit-self 2021 add_to warn_flags -Wignored-qualifiers 2022 add_to warn_flags -Wempty-body 2023 add_to warn_flags -Wnested-externs 2024 add_to warn_flags -Wendif-labels 2025 add_to warn_flags -Wexpansion-to-defined 2026 2027 nowarn_flags= 2028 add_to nowarn_flags -Wno-initializer-overrides 2029 add_to nowarn_flags -Wno-missing-include-dirs 2030 add_to nowarn_flags -Wno-shift-negative-value 2031 add_to nowarn_flags -Wno-string-plus-int 2032 add_to nowarn_flags -Wno-typedef-redefinition 2033 add_to nowarn_flags -Wno-tautological-type-limit-compare 2034 add_to nowarn_flags -Wno-psabi 2035 2036 gcc_flags="$warn_flags $nowarn_flags" 2037 2038 cc_has_warning_flag() { 2039 write_c_skeleton; 2040 2041 # Use the positive sense of the flag when testing for -Wno-wombat 2042 # support (gcc will happily accept the -Wno- form of unknown 2043 # warning options). 2044 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')" 2045 compile_prog "-Werror $optflag" "" 2046 } 2047 2048 for flag in $gcc_flags; do 2049 if cc_has_warning_flag $flag ; then 2050 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 2051 fi 2052 done 2053 2054 if test "$stack_protector" != "no"; then 2055 cat > $TMPC << EOF 2056 int main(int argc, char *argv[]) 2057 { 2058 char arr[64], *p = arr, *c = argv[0]; 2059 while (*c) { 2060 *p++ = *c++; 2061 } 2062 return 0; 2063 } 2064 EOF 2065 gcc_flags="-fstack-protector-strong -fstack-protector-all" 2066 sp_on=0 2067 for flag in $gcc_flags; do 2068 # We need to check both a compile and a link, since some compiler 2069 # setups fail only on a .c->.o compile and some only at link time 2070 if compile_object "-Werror $flag" && 2071 compile_prog "-Werror $flag" ""; then 2072 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 2073 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 2074 sp_on=1 2075 break 2076 fi 2077 done 2078 if test "$stack_protector" = yes; then 2079 if test $sp_on = 0; then 2080 error_exit "Stack protector not supported" 2081 fi 2082 fi 2083 fi 2084 2085 # Disable -Wmissing-braces on older compilers that warn even for 2086 # the "universal" C zero initializer {0}. 2087 cat > $TMPC << EOF 2088 struct { 2089 int a[2]; 2090 } x = {0}; 2091 EOF 2092 if compile_object "-Werror" "" ; then 2093 : 2094 else 2095 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces" 2096 fi 2097 2098 # Our module code doesn't support Windows 2099 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then 2100 error_exit "Modules are not available for Windows" 2101 fi 2102 2103 # module_upgrades is only reasonable if modules are enabled 2104 if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then 2105 error_exit "Can't enable module-upgrades as Modules are not enabled" 2106 fi 2107 2108 # Static linking is not possible with modules or PIE 2109 if test "$static" = "yes" ; then 2110 if test "$modules" = "yes" ; then 2111 error_exit "static and modules are mutually incompatible" 2112 fi 2113 fi 2114 2115 # Unconditional check for compiler __thread support 2116 cat > $TMPC << EOF 2117 static __thread int tls_var; 2118 int main(void) { return tls_var; } 2119 EOF 2120 2121 if ! compile_prog "-Werror" "" ; then 2122 error_exit "Your compiler does not support the __thread specifier for " \ 2123 "Thread-Local Storage (TLS). Please upgrade to a version that does." 2124 fi 2125 2126 cat > $TMPC << EOF 2127 2128 #ifdef __linux__ 2129 # define THREAD __thread 2130 #else 2131 # define THREAD 2132 #endif 2133 static THREAD int tls_var; 2134 int main(void) { return tls_var; } 2135 EOF 2136 2137 # Check we support --no-pie first; we will need this for building ROMs. 2138 if compile_prog "-Werror -fno-pie" "-no-pie"; then 2139 CFLAGS_NOPIE="-fno-pie" 2140 fi 2141 2142 if test "$static" = "yes"; then 2143 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then 2144 CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS" 2145 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS" 2146 pie="yes" 2147 elif test "$pie" = "yes"; then 2148 error_exit "-static-pie not available due to missing toolchain support" 2149 else 2150 QEMU_LDFLAGS="-static $QEMU_LDFLAGS" 2151 pie="no" 2152 fi 2153 elif test "$pie" = "no"; then 2154 CONFIGURE_CFLAGS="$CFLAGS_NOPIE $CONFIGURE_CFLAGS" 2155 elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then 2156 CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS" 2157 CONFIGURE_LDFLAGS="-pie $CONFIGURE_LDFLAGS" 2158 pie="yes" 2159 elif test "$pie" = "yes"; then 2160 error_exit "PIE not available due to missing toolchain support" 2161 else 2162 echo "Disabling PIE due to missing toolchain support" 2163 pie="no" 2164 fi 2165 2166 # Detect support for PT_GNU_RELRO + DT_BIND_NOW. 2167 # The combination is known as "full relro", because .got.plt is read-only too. 2168 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then 2169 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS" 2170 fi 2171 2172 ########################################## 2173 # __sync_fetch_and_and requires at least -march=i486. Many toolchains 2174 # use i686 as default anyway, but for those that don't, an explicit 2175 # specification is necessary 2176 2177 if test "$cpu" = "i386"; then 2178 cat > $TMPC << EOF 2179 static int sfaa(int *ptr) 2180 { 2181 return __sync_fetch_and_and(ptr, 0); 2182 } 2183 2184 int main(void) 2185 { 2186 int val = 42; 2187 val = __sync_val_compare_and_swap(&val, 0, 1); 2188 sfaa(&val); 2189 return val; 2190 } 2191 EOF 2192 if ! compile_prog "" "" ; then 2193 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS" 2194 fi 2195 fi 2196 2197 ######################################### 2198 # Solaris specific configure tool chain decisions 2199 2200 if test "$solaris" = "yes" ; then 2201 if has ar; then 2202 : 2203 else 2204 if test -f /usr/ccs/bin/ar ; then 2205 error_exit "No path includes ar" \ 2206 "Add /usr/ccs/bin to your path and rerun configure" 2207 fi 2208 error_exit "No path includes ar" 2209 fi 2210 fi 2211 2212 if test -z "${target_list+xxx}" ; then 2213 default_targets=yes 2214 for target in $default_target_list; do 2215 target_list="$target_list $target" 2216 done 2217 target_list="${target_list# }" 2218 else 2219 default_targets=no 2220 target_list=$(echo "$target_list" | sed -e 's/,/ /g') 2221 for target in $target_list; do 2222 # Check that we recognised the target name; this allows a more 2223 # friendly error message than if we let it fall through. 2224 case " $default_target_list " in 2225 *" $target "*) 2226 ;; 2227 *) 2228 error_exit "Unknown target name '$target'" 2229 ;; 2230 esac 2231 done 2232 fi 2233 2234 for target in $target_list; do 2235 # if a deprecated target is enabled we note it here 2236 if echo "$deprecated_targets_list" | grep -q "$target"; then 2237 add_to deprecated_features $target 2238 fi 2239 done 2240 2241 # see if system emulation was really requested 2242 case " $target_list " in 2243 *"-softmmu "*) softmmu=yes 2244 ;; 2245 *) softmmu=no 2246 ;; 2247 esac 2248 2249 feature_not_found() { 2250 feature=$1 2251 remedy=$2 2252 2253 error_exit "User requested feature $feature" \ 2254 "configure was not able to find it." \ 2255 "$remedy" 2256 } 2257 2258 # --- 2259 # big/little endian test 2260 cat > $TMPC << EOF 2261 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, }; 2262 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, }; 2263 extern int foo(short *, short *); 2264 int main(int argc, char *argv[]) { 2265 return foo(big_endian, little_endian); 2266 } 2267 EOF 2268 2269 if compile_object ; then 2270 if strings -a $TMPO | grep -q BiGeNdIaN ; then 2271 bigendian="yes" 2272 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then 2273 bigendian="no" 2274 else 2275 echo big/little test failed 2276 fi 2277 else 2278 echo big/little test failed 2279 fi 2280 2281 ########################################## 2282 # system tools 2283 if test -z "$want_tools"; then 2284 if test "$softmmu" = "no"; then 2285 want_tools=no 2286 else 2287 want_tools=yes 2288 fi 2289 fi 2290 2291 ########################################## 2292 # cocoa implies not SDL or GTK 2293 # (the cocoa UI code currently assumes it is always the active UI 2294 # and doesn't interact well with other UI frontend code) 2295 if test "$cocoa" = "enabled"; then 2296 if test "$sdl" = "enabled"; then 2297 error_exit "Cocoa and SDL UIs cannot both be enabled at once" 2298 fi 2299 if test "$gtk" = "yes"; then 2300 error_exit "Cocoa and GTK UIs cannot both be enabled at once" 2301 fi 2302 gtk=no 2303 sdl=disabled 2304 fi 2305 2306 # Some versions of Mac OS X incorrectly define SIZE_MAX 2307 cat > $TMPC << EOF 2308 #include <stdint.h> 2309 #include <stdio.h> 2310 int main(int argc, char *argv[]) { 2311 return printf("%zu", SIZE_MAX); 2312 } 2313 EOF 2314 have_broken_size_max=no 2315 if ! compile_object -Werror ; then 2316 have_broken_size_max=yes 2317 fi 2318 2319 ########################################## 2320 # L2TPV3 probe 2321 2322 cat > $TMPC <<EOF 2323 #include <sys/socket.h> 2324 #include <linux/ip.h> 2325 int main(void) { return sizeof(struct mmsghdr); } 2326 EOF 2327 if compile_prog "" "" ; then 2328 l2tpv3=yes 2329 else 2330 l2tpv3=no 2331 fi 2332 2333 cat > $TMPC <<EOF 2334 #include <sys/mman.h> 2335 int main(int argc, char *argv[]) { 2336 return mlockall(MCL_FUTURE); 2337 } 2338 EOF 2339 if compile_prog "" "" ; then 2340 have_mlockall=yes 2341 else 2342 have_mlockall=no 2343 fi 2344 2345 ######################################### 2346 # vhost interdependencies and host support 2347 2348 # vhost backends 2349 if test "$vhost_user" = "yes" && test "$linux" != "yes"; then 2350 error_exit "vhost-user is only available on Linux" 2351 fi 2352 test "$vhost_vdpa" = "" && vhost_vdpa=$linux 2353 if test "$vhost_vdpa" = "yes" && test "$linux" != "yes"; then 2354 error_exit "vhost-vdpa is only available on Linux" 2355 fi 2356 test "$vhost_kernel" = "" && vhost_kernel=$linux 2357 if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then 2358 error_exit "vhost-kernel is only available on Linux" 2359 fi 2360 2361 # vhost-kernel devices 2362 test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel 2363 if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then 2364 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel" 2365 fi 2366 test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel 2367 if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then 2368 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel" 2369 fi 2370 2371 # vhost-user backends 2372 test "$vhost_net_user" = "" && vhost_net_user=$vhost_user 2373 if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then 2374 error_exit "--enable-vhost-net-user requires --enable-vhost-user" 2375 fi 2376 test "$vhost_crypto" = "" && vhost_crypto=$vhost_user 2377 if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then 2378 error_exit "--enable-vhost-crypto requires --enable-vhost-user" 2379 fi 2380 test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user 2381 if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then 2382 error_exit "--enable-vhost-user-fs requires --enable-vhost-user" 2383 fi 2384 #vhost-vdpa backends 2385 test "$vhost_net_vdpa" = "" && vhost_net_vdpa=$vhost_vdpa 2386 if test "$vhost_net_vdpa" = "yes" && test "$vhost_vdpa" = "no"; then 2387 error_exit "--enable-vhost-net-vdpa requires --enable-vhost-vdpa" 2388 fi 2389 2390 # OR the vhost-kernel, vhost-vdpa and vhost-user values for simplicity 2391 if test "$vhost_net" = ""; then 2392 test "$vhost_net_user" = "yes" && vhost_net=yes 2393 test "$vhost_net_vdpa" = "yes" && vhost_net=yes 2394 test "$vhost_kernel" = "yes" && vhost_net=yes 2395 fi 2396 2397 ########################################## 2398 # pkg-config probe 2399 2400 if ! has "$pkg_config_exe"; then 2401 error_exit "pkg-config binary '$pkg_config_exe' not found" 2402 fi 2403 2404 ########################################## 2405 # NPTL probe 2406 2407 if test "$linux_user" = "yes"; then 2408 cat > $TMPC <<EOF 2409 #include <sched.h> 2410 #include <linux/futex.h> 2411 int main(void) { 2412 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT) 2413 #error bork 2414 #endif 2415 return 0; 2416 } 2417 EOF 2418 if ! compile_object ; then 2419 feature_not_found "nptl" "Install glibc and linux kernel headers." 2420 fi 2421 fi 2422 2423 ########################################## 2424 # lzo check 2425 2426 if test "$lzo" != "no" ; then 2427 cat > $TMPC << EOF 2428 #include <lzo/lzo1x.h> 2429 int main(void) { lzo_version(); return 0; } 2430 EOF 2431 if compile_prog "" "-llzo2" ; then 2432 lzo_libs="-llzo2" 2433 lzo="yes" 2434 else 2435 if test "$lzo" = "yes"; then 2436 feature_not_found "liblzo2" "Install liblzo2 devel" 2437 fi 2438 lzo="no" 2439 fi 2440 fi 2441 2442 ########################################## 2443 # snappy check 2444 2445 if test "$snappy" != "no" ; then 2446 cat > $TMPC << EOF 2447 #include <snappy-c.h> 2448 int main(void) { snappy_max_compressed_length(4096); return 0; } 2449 EOF 2450 if compile_prog "" "-lsnappy" ; then 2451 snappy_libs='-lsnappy' 2452 snappy="yes" 2453 else 2454 if test "$snappy" = "yes"; then 2455 feature_not_found "libsnappy" "Install libsnappy devel" 2456 fi 2457 snappy="no" 2458 fi 2459 fi 2460 2461 ########################################## 2462 # bzip2 check 2463 2464 if test "$bzip2" != "no" ; then 2465 cat > $TMPC << EOF 2466 #include <bzlib.h> 2467 int main(void) { BZ2_bzlibVersion(); return 0; } 2468 EOF 2469 if compile_prog "" "-lbz2" ; then 2470 bzip2="yes" 2471 else 2472 if test "$bzip2" = "yes"; then 2473 feature_not_found "libbzip2" "Install libbzip2 devel" 2474 fi 2475 bzip2="no" 2476 fi 2477 fi 2478 2479 ########################################## 2480 # lzfse check 2481 2482 if test "$lzfse" != "no" ; then 2483 cat > $TMPC << EOF 2484 #include <lzfse.h> 2485 int main(void) { lzfse_decode_scratch_size(); return 0; } 2486 EOF 2487 if compile_prog "" "-llzfse" ; then 2488 lzfse="yes" 2489 else 2490 if test "$lzfse" = "yes"; then 2491 feature_not_found "lzfse" "Install lzfse devel" 2492 fi 2493 lzfse="no" 2494 fi 2495 fi 2496 2497 ########################################## 2498 # zstd check 2499 2500 if test "$zstd" != "no" ; then 2501 libzstd_minver="1.4.0" 2502 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then 2503 zstd_cflags="$($pkg_config --cflags libzstd)" 2504 zstd_libs="$($pkg_config --libs libzstd)" 2505 zstd="yes" 2506 else 2507 if test "$zstd" = "yes" ; then 2508 feature_not_found "libzstd" "Install libzstd devel" 2509 fi 2510 zstd="no" 2511 fi 2512 fi 2513 2514 ########################################## 2515 # libseccomp check 2516 2517 if test "$seccomp" != "no" ; then 2518 libseccomp_minver="2.3.0" 2519 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then 2520 seccomp_cflags="$($pkg_config --cflags libseccomp)" 2521 seccomp_libs="$($pkg_config --libs libseccomp)" 2522 seccomp="yes" 2523 else 2524 if test "$seccomp" = "yes" ; then 2525 feature_not_found "libseccomp" \ 2526 "Install libseccomp devel >= $libseccomp_minver" 2527 fi 2528 seccomp="no" 2529 fi 2530 fi 2531 2532 ########################################## 2533 # xen probe 2534 2535 if test "$xen" != "disabled" ; then 2536 # Check whether Xen library path is specified via --extra-ldflags to avoid 2537 # overriding this setting with pkg-config output. If not, try pkg-config 2538 # to obtain all needed flags. 2539 2540 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \ 2541 $pkg_config --exists xencontrol ; then 2542 xen_ctrl_version="$(printf '%d%02d%02d' \ 2543 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )" 2544 xen=enabled 2545 xen_pc="xencontrol xenstore xenforeignmemory xengnttab" 2546 xen_pc="$xen_pc xenevtchn xendevicemodel" 2547 if $pkg_config --exists xentoolcore; then 2548 xen_pc="$xen_pc xentoolcore" 2549 fi 2550 xen_cflags="$($pkg_config --cflags $xen_pc)" 2551 xen_libs="$($pkg_config --libs $xen_pc)" 2552 else 2553 2554 xen_libs="-lxenstore -lxenctrl" 2555 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn" 2556 2557 # First we test whether Xen headers and libraries are available. 2558 # If no, we are done and there is no Xen support. 2559 # If yes, more tests are run to detect the Xen version. 2560 2561 # Xen (any) 2562 cat > $TMPC <<EOF 2563 #include <xenctrl.h> 2564 int main(void) { 2565 return 0; 2566 } 2567 EOF 2568 if ! compile_prog "" "$xen_libs" ; then 2569 # Xen not found 2570 if test "$xen" = "enabled" ; then 2571 feature_not_found "xen" "Install xen devel" 2572 fi 2573 xen=disabled 2574 2575 # Xen unstable 2576 elif 2577 cat > $TMPC <<EOF && 2578 #undef XC_WANT_COMPAT_DEVICEMODEL_API 2579 #define __XEN_TOOLS__ 2580 #include <xendevicemodel.h> 2581 #include <xenforeignmemory.h> 2582 int main(void) { 2583 xendevicemodel_handle *xd; 2584 xenforeignmemory_handle *xfmem; 2585 2586 xd = xendevicemodel_open(0, 0); 2587 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0); 2588 2589 xfmem = xenforeignmemory_open(0, 0); 2590 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0); 2591 2592 return 0; 2593 } 2594 EOF 2595 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore" 2596 then 2597 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore" 2598 xen_ctrl_version=41100 2599 xen=enabled 2600 elif 2601 cat > $TMPC <<EOF && 2602 #undef XC_WANT_COMPAT_MAP_FOREIGN_API 2603 #include <xenforeignmemory.h> 2604 #include <xentoolcore.h> 2605 int main(void) { 2606 xenforeignmemory_handle *xfmem; 2607 2608 xfmem = xenforeignmemory_open(0, 0); 2609 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0); 2610 xentoolcore_restrict_all(0); 2611 2612 return 0; 2613 } 2614 EOF 2615 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore" 2616 then 2617 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore" 2618 xen_ctrl_version=41000 2619 xen=enabled 2620 elif 2621 cat > $TMPC <<EOF && 2622 #undef XC_WANT_COMPAT_DEVICEMODEL_API 2623 #define __XEN_TOOLS__ 2624 #include <xendevicemodel.h> 2625 int main(void) { 2626 xendevicemodel_handle *xd; 2627 2628 xd = xendevicemodel_open(0, 0); 2629 xendevicemodel_close(xd); 2630 2631 return 0; 2632 } 2633 EOF 2634 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs" 2635 then 2636 xen_stable_libs="-lxendevicemodel $xen_stable_libs" 2637 xen_ctrl_version=40900 2638 xen=enabled 2639 elif 2640 cat > $TMPC <<EOF && 2641 /* 2642 * If we have stable libs the we don't want the libxc compat 2643 * layers, regardless of what CFLAGS we may have been given. 2644 * 2645 * Also, check if xengnttab_grant_copy_segment_t is defined and 2646 * grant copy operation is implemented. 2647 */ 2648 #undef XC_WANT_COMPAT_EVTCHN_API 2649 #undef XC_WANT_COMPAT_GNTTAB_API 2650 #undef XC_WANT_COMPAT_MAP_FOREIGN_API 2651 #include <xenctrl.h> 2652 #include <xenstore.h> 2653 #include <xenevtchn.h> 2654 #include <xengnttab.h> 2655 #include <xenforeignmemory.h> 2656 #include <stdint.h> 2657 #include <xen/hvm/hvm_info_table.h> 2658 #if !defined(HVM_MAX_VCPUS) 2659 # error HVM_MAX_VCPUS not defined 2660 #endif 2661 int main(void) { 2662 xc_interface *xc = NULL; 2663 xenforeignmemory_handle *xfmem; 2664 xenevtchn_handle *xe; 2665 xengnttab_handle *xg; 2666 xengnttab_grant_copy_segment_t* seg = NULL; 2667 2668 xs_daemon_open(); 2669 2670 xc = xc_interface_open(0, 0, 0); 2671 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2672 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2673 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2674 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL); 2675 2676 xfmem = xenforeignmemory_open(0, 0); 2677 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0); 2678 2679 xe = xenevtchn_open(0, 0); 2680 xenevtchn_fd(xe); 2681 2682 xg = xengnttab_open(0, 0); 2683 xengnttab_grant_copy(xg, 0, seg); 2684 2685 return 0; 2686 } 2687 EOF 2688 compile_prog "" "$xen_libs $xen_stable_libs" 2689 then 2690 xen_ctrl_version=40800 2691 xen=enabled 2692 elif 2693 cat > $TMPC <<EOF && 2694 /* 2695 * If we have stable libs the we don't want the libxc compat 2696 * layers, regardless of what CFLAGS we may have been given. 2697 */ 2698 #undef XC_WANT_COMPAT_EVTCHN_API 2699 #undef XC_WANT_COMPAT_GNTTAB_API 2700 #undef XC_WANT_COMPAT_MAP_FOREIGN_API 2701 #include <xenctrl.h> 2702 #include <xenstore.h> 2703 #include <xenevtchn.h> 2704 #include <xengnttab.h> 2705 #include <xenforeignmemory.h> 2706 #include <stdint.h> 2707 #include <xen/hvm/hvm_info_table.h> 2708 #if !defined(HVM_MAX_VCPUS) 2709 # error HVM_MAX_VCPUS not defined 2710 #endif 2711 int main(void) { 2712 xc_interface *xc = NULL; 2713 xenforeignmemory_handle *xfmem; 2714 xenevtchn_handle *xe; 2715 xengnttab_handle *xg; 2716 2717 xs_daemon_open(); 2718 2719 xc = xc_interface_open(0, 0, 0); 2720 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2721 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2722 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2723 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL); 2724 2725 xfmem = xenforeignmemory_open(0, 0); 2726 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0); 2727 2728 xe = xenevtchn_open(0, 0); 2729 xenevtchn_fd(xe); 2730 2731 xg = xengnttab_open(0, 0); 2732 xengnttab_map_grant_ref(xg, 0, 0, 0); 2733 2734 return 0; 2735 } 2736 EOF 2737 compile_prog "" "$xen_libs $xen_stable_libs" 2738 then 2739 xen_ctrl_version=40701 2740 xen=enabled 2741 2742 # Xen 4.6 2743 elif 2744 cat > $TMPC <<EOF && 2745 #include <xenctrl.h> 2746 #include <xenstore.h> 2747 #include <stdint.h> 2748 #include <xen/hvm/hvm_info_table.h> 2749 #if !defined(HVM_MAX_VCPUS) 2750 # error HVM_MAX_VCPUS not defined 2751 #endif 2752 int main(void) { 2753 xc_interface *xc; 2754 xs_daemon_open(); 2755 xc = xc_interface_open(0, 0, 0); 2756 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2757 xc_gnttab_open(NULL, 0); 2758 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2759 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2760 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL); 2761 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0); 2762 return 0; 2763 } 2764 EOF 2765 compile_prog "" "$xen_libs" 2766 then 2767 xen_ctrl_version=40600 2768 xen=enabled 2769 2770 # Xen 4.5 2771 elif 2772 cat > $TMPC <<EOF && 2773 #include <xenctrl.h> 2774 #include <xenstore.h> 2775 #include <stdint.h> 2776 #include <xen/hvm/hvm_info_table.h> 2777 #if !defined(HVM_MAX_VCPUS) 2778 # error HVM_MAX_VCPUS not defined 2779 #endif 2780 int main(void) { 2781 xc_interface *xc; 2782 xs_daemon_open(); 2783 xc = xc_interface_open(0, 0, 0); 2784 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2785 xc_gnttab_open(NULL, 0); 2786 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2787 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2788 xc_hvm_create_ioreq_server(xc, 0, 0, NULL); 2789 return 0; 2790 } 2791 EOF 2792 compile_prog "" "$xen_libs" 2793 then 2794 xen_ctrl_version=40500 2795 xen=enabled 2796 2797 elif 2798 cat > $TMPC <<EOF && 2799 #include <xenctrl.h> 2800 #include <xenstore.h> 2801 #include <stdint.h> 2802 #include <xen/hvm/hvm_info_table.h> 2803 #if !defined(HVM_MAX_VCPUS) 2804 # error HVM_MAX_VCPUS not defined 2805 #endif 2806 int main(void) { 2807 xc_interface *xc; 2808 xs_daemon_open(); 2809 xc = xc_interface_open(0, 0, 0); 2810 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0); 2811 xc_gnttab_open(NULL, 0); 2812 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0); 2813 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000); 2814 return 0; 2815 } 2816 EOF 2817 compile_prog "" "$xen_libs" 2818 then 2819 xen_ctrl_version=40200 2820 xen=enabled 2821 2822 else 2823 if test "$xen" = "enabled" ; then 2824 feature_not_found "xen (unsupported version)" \ 2825 "Install a supported xen (xen 4.2 or newer)" 2826 fi 2827 xen=disabled 2828 fi 2829 2830 if test "$xen" = enabled; then 2831 if test $xen_ctrl_version -ge 40701 ; then 2832 xen_libs="$xen_libs $xen_stable_libs " 2833 fi 2834 fi 2835 fi 2836 fi 2837 2838 if test "$xen_pci_passthrough" != "disabled"; then 2839 if test "$xen" = "enabled" && test "$linux" = "yes"; then 2840 xen_pci_passthrough=enabled 2841 else 2842 if test "$xen_pci_passthrough" = "enabled"; then 2843 error_exit "User requested feature Xen PCI Passthrough" \ 2844 " but this feature requires /sys from Linux" 2845 fi 2846 xen_pci_passthrough=disabled 2847 fi 2848 fi 2849 2850 ########################################## 2851 # gettext probe 2852 if test "$gettext" != "false" ; then 2853 if has xgettext; then 2854 gettext=true 2855 else 2856 if test "$gettext" = "true" ; then 2857 feature_not_found "gettext" "Install xgettext binary" 2858 fi 2859 gettext=false 2860 fi 2861 fi 2862 2863 ########################################## 2864 # X11 probe 2865 if $pkg_config --exists "x11"; then 2866 have_x11=yes 2867 x11_cflags=$($pkg_config --cflags x11) 2868 x11_libs=$($pkg_config --libs x11) 2869 fi 2870 2871 ########################################## 2872 # GTK probe 2873 2874 if test "$gtk" != "no"; then 2875 gtkpackage="gtk+-3.0" 2876 gtkx11package="gtk+-x11-3.0" 2877 gtkversion="3.22.0" 2878 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then 2879 gtk_cflags=$($pkg_config --cflags $gtkpackage) 2880 gtk_libs=$($pkg_config --libs $gtkpackage) 2881 gtk_version=$($pkg_config --modversion $gtkpackage) 2882 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then 2883 need_x11=yes 2884 gtk_cflags="$gtk_cflags $x11_cflags" 2885 gtk_libs="$gtk_libs $x11_libs" 2886 fi 2887 gtk="yes" 2888 elif test "$gtk" = "yes"; then 2889 feature_not_found "gtk" "Install gtk3-devel" 2890 else 2891 gtk="no" 2892 fi 2893 fi 2894 2895 2896 ########################################## 2897 # GNUTLS probe 2898 2899 if test "$gnutls" != "no"; then 2900 pass="no" 2901 if $pkg_config --exists "gnutls >= 3.1.18"; then 2902 gnutls_cflags=$($pkg_config --cflags gnutls) 2903 gnutls_libs=$($pkg_config --libs gnutls) 2904 # Packaging for the static libraries is not always correct. 2905 # At least ubuntu 18.04 ships only shared libraries. 2906 write_c_skeleton 2907 if compile_prog "" "$gnutls_libs" ; then 2908 pass="yes" 2909 fi 2910 fi 2911 if test "$pass" = "no" && test "$gnutls" = "yes"; then 2912 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18" 2913 else 2914 gnutls="$pass" 2915 fi 2916 fi 2917 2918 2919 # If user didn't give a --disable/enable-gcrypt flag, 2920 # then mark as disabled if user requested nettle 2921 # explicitly 2922 if test -z "$gcrypt" 2923 then 2924 if test "$nettle" = "yes" 2925 then 2926 gcrypt="no" 2927 fi 2928 fi 2929 2930 # If user didn't give a --disable/enable-nettle flag, 2931 # then mark as disabled if user requested gcrypt 2932 # explicitly 2933 if test -z "$nettle" 2934 then 2935 if test "$gcrypt" = "yes" 2936 then 2937 nettle="no" 2938 fi 2939 fi 2940 2941 has_libgcrypt() { 2942 if ! has "libgcrypt-config" 2943 then 2944 return 1 2945 fi 2946 2947 if test -n "$cross_prefix" 2948 then 2949 host=$(libgcrypt-config --host) 2950 if test "$host-" != $cross_prefix 2951 then 2952 return 1 2953 fi 2954 fi 2955 2956 maj=`libgcrypt-config --version | awk -F . '{print $1}'` 2957 min=`libgcrypt-config --version | awk -F . '{print $2}'` 2958 2959 if test $maj != 1 || test $min -lt 5 2960 then 2961 return 1 2962 fi 2963 2964 return 0 2965 } 2966 2967 2968 if test "$nettle" != "no"; then 2969 pass="no" 2970 if $pkg_config --exists "nettle >= 2.7.1"; then 2971 nettle_cflags=$($pkg_config --cflags nettle) 2972 nettle_libs=$($pkg_config --libs nettle) 2973 nettle_version=$($pkg_config --modversion nettle) 2974 # Link test to make sure the given libraries work (e.g for static). 2975 write_c_skeleton 2976 if compile_prog "" "$nettle_libs" ; then 2977 if test -z "$gcrypt"; then 2978 gcrypt="no" 2979 fi 2980 pass="yes" 2981 fi 2982 fi 2983 if test "$pass" = "yes" 2984 then 2985 cat > $TMPC << EOF 2986 #include <nettle/xts.h> 2987 int main(void) { 2988 return 0; 2989 } 2990 EOF 2991 if compile_prog "$nettle_cflags" "$nettle_libs" ; then 2992 nettle_xts=yes 2993 qemu_private_xts=no 2994 fi 2995 fi 2996 if test "$pass" = "no" && test "$nettle" = "yes"; then 2997 feature_not_found "nettle" "Install nettle devel >= 2.7.1" 2998 else 2999 nettle="$pass" 3000 fi 3001 fi 3002 3003 if test "$gcrypt" != "no"; then 3004 pass="no" 3005 if has_libgcrypt; then 3006 gcrypt_cflags=$(libgcrypt-config --cflags) 3007 gcrypt_libs=$(libgcrypt-config --libs) 3008 # Debian has removed -lgpg-error from libgcrypt-config 3009 # as it "spreads unnecessary dependencies" which in 3010 # turn breaks static builds... 3011 if test "$static" = "yes" 3012 then 3013 gcrypt_libs="$gcrypt_libs -lgpg-error" 3014 fi 3015 3016 # Link test to make sure the given libraries work (e.g for static). 3017 write_c_skeleton 3018 if compile_prog "" "$gcrypt_libs" ; then 3019 pass="yes" 3020 fi 3021 fi 3022 if test "$pass" = "yes"; then 3023 gcrypt="yes" 3024 cat > $TMPC << EOF 3025 #include <gcrypt.h> 3026 int main(void) { 3027 gcry_mac_hd_t handle; 3028 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5, 3029 GCRY_MAC_FLAG_SECURE, NULL); 3030 return 0; 3031 } 3032 EOF 3033 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then 3034 gcrypt_hmac=yes 3035 fi 3036 cat > $TMPC << EOF 3037 #include <gcrypt.h> 3038 int main(void) { 3039 gcry_cipher_hd_t handle; 3040 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0); 3041 return 0; 3042 } 3043 EOF 3044 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then 3045 gcrypt_xts=yes 3046 qemu_private_xts=no 3047 fi 3048 elif test "$gcrypt" = "yes"; then 3049 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0" 3050 else 3051 gcrypt="no" 3052 fi 3053 fi 3054 3055 3056 if test "$gcrypt" = "yes" && test "$nettle" = "yes" 3057 then 3058 error_exit "Only one of gcrypt & nettle can be enabled" 3059 fi 3060 3061 ########################################## 3062 # libtasn1 - only for the TLS creds/session test suite 3063 3064 tasn1=yes 3065 tasn1_cflags="" 3066 tasn1_libs="" 3067 if $pkg_config --exists "libtasn1"; then 3068 tasn1_cflags=$($pkg_config --cflags libtasn1) 3069 tasn1_libs=$($pkg_config --libs libtasn1) 3070 else 3071 tasn1=no 3072 fi 3073 3074 3075 ########################################## 3076 # PAM probe 3077 3078 if test "$auth_pam" != "no"; then 3079 cat > $TMPC <<EOF 3080 #include <security/pam_appl.h> 3081 #include <stdio.h> 3082 int main(void) { 3083 const char *service_name = "qemu"; 3084 const char *user = "frank"; 3085 const struct pam_conv pam_conv = { 0 }; 3086 pam_handle_t *pamh = NULL; 3087 pam_start(service_name, user, &pam_conv, &pamh); 3088 return 0; 3089 } 3090 EOF 3091 if compile_prog "" "-lpam" ; then 3092 auth_pam=yes 3093 else 3094 if test "$auth_pam" = "yes"; then 3095 feature_not_found "PAM" "Install PAM development package" 3096 else 3097 auth_pam=no 3098 fi 3099 fi 3100 fi 3101 3102 ########################################## 3103 # VTE probe 3104 3105 if test "$vte" != "no"; then 3106 vteminversion="0.32.0" 3107 if $pkg_config --exists "vte-2.91"; then 3108 vtepackage="vte-2.91" 3109 else 3110 vtepackage="vte-2.90" 3111 fi 3112 if $pkg_config --exists "$vtepackage >= $vteminversion"; then 3113 vte_cflags=$($pkg_config --cflags $vtepackage) 3114 vte_libs=$($pkg_config --libs $vtepackage) 3115 vteversion=$($pkg_config --modversion $vtepackage) 3116 vte="yes" 3117 elif test "$vte" = "yes"; then 3118 feature_not_found "vte" "Install libvte-2.90/2.91 devel" 3119 else 3120 vte="no" 3121 fi 3122 fi 3123 3124 ########################################## 3125 # RDMA needs OpenFabrics libraries 3126 if test "$rdma" != "no" ; then 3127 cat > $TMPC <<EOF 3128 #include <rdma/rdma_cma.h> 3129 int main(void) { return 0; } 3130 EOF 3131 rdma_libs="-lrdmacm -libverbs -libumad" 3132 if compile_prog "" "$rdma_libs" ; then 3133 rdma="yes" 3134 else 3135 if test "$rdma" = "yes" ; then 3136 error_exit \ 3137 " OpenFabrics librdmacm/libibverbs/libibumad not present." \ 3138 " Your options:" \ 3139 " (1) Fast: Install infiniband packages (devel) from your distro." \ 3140 " (2) Cleanest: Install libraries from www.openfabrics.org" \ 3141 " (3) Also: Install softiwarp if you don't have RDMA hardware" 3142 fi 3143 rdma="no" 3144 fi 3145 fi 3146 3147 ########################################## 3148 # PVRDMA detection 3149 3150 cat > $TMPC <<EOF && 3151 #include <sys/mman.h> 3152 3153 int 3154 main(void) 3155 { 3156 char buf = 0; 3157 void *addr = &buf; 3158 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED); 3159 3160 return 0; 3161 } 3162 EOF 3163 3164 if test "$rdma" = "yes" ; then 3165 case "$pvrdma" in 3166 "") 3167 if compile_prog "" ""; then 3168 pvrdma="yes" 3169 else 3170 pvrdma="no" 3171 fi 3172 ;; 3173 "yes") 3174 if ! compile_prog "" ""; then 3175 error_exit "PVRDMA is not supported since mremap is not implemented" 3176 fi 3177 pvrdma="yes" 3178 ;; 3179 "no") 3180 pvrdma="no" 3181 ;; 3182 esac 3183 else 3184 if test "$pvrdma" = "yes" ; then 3185 error_exit "PVRDMA requires rdma suppport" 3186 fi 3187 pvrdma="no" 3188 fi 3189 3190 # Let's see if enhanced reg_mr is supported 3191 if test "$pvrdma" = "yes" ; then 3192 3193 cat > $TMPC <<EOF && 3194 #include <infiniband/verbs.h> 3195 3196 int 3197 main(void) 3198 { 3199 struct ibv_mr *mr; 3200 struct ibv_pd *pd = NULL; 3201 size_t length = 10; 3202 uint64_t iova = 0; 3203 int access = 0; 3204 void *addr = NULL; 3205 3206 mr = ibv_reg_mr_iova(pd, addr, length, iova, access); 3207 3208 ibv_dereg_mr(mr); 3209 3210 return 0; 3211 } 3212 EOF 3213 if ! compile_prog "" "-libverbs"; then 3214 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR" 3215 fi 3216 fi 3217 3218 ########################################## 3219 # xfsctl() probe, used for file-posix.c 3220 if test "$xfs" != "no" ; then 3221 cat > $TMPC << EOF 3222 #include <stddef.h> /* NULL */ 3223 #include <xfs/xfs.h> 3224 int main(void) 3225 { 3226 xfsctl(NULL, 0, 0, NULL); 3227 return 0; 3228 } 3229 EOF 3230 if compile_prog "" "" ; then 3231 xfs="yes" 3232 else 3233 if test "$xfs" = "yes" ; then 3234 feature_not_found "xfs" "Install xfsprogs/xfslibs devel" 3235 fi 3236 xfs=no 3237 fi 3238 fi 3239 3240 ########################################## 3241 # vde libraries probe 3242 if test "$vde" != "no" ; then 3243 vde_libs="-lvdeplug" 3244 cat > $TMPC << EOF 3245 #include <libvdeplug.h> 3246 int main(void) 3247 { 3248 struct vde_open_args a = {0, 0, 0}; 3249 char s[] = ""; 3250 vde_open(s, s, &a); 3251 return 0; 3252 } 3253 EOF 3254 if compile_prog "" "$vde_libs" ; then 3255 vde=yes 3256 else 3257 if test "$vde" = "yes" ; then 3258 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel" 3259 fi 3260 vde=no 3261 fi 3262 fi 3263 3264 ########################################## 3265 # netmap support probe 3266 # Apart from looking for netmap headers, we make sure that the host API version 3267 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate 3268 # a minor/major version number. Minor new features will be marked with values up 3269 # to 15, and if something happens that requires a change to the backend we will 3270 # move above 15, submit the backend fixes and modify this two bounds. 3271 if test "$netmap" != "no" ; then 3272 cat > $TMPC << EOF 3273 #include <inttypes.h> 3274 #include <net/if.h> 3275 #include <net/netmap.h> 3276 #include <net/netmap_user.h> 3277 #if (NETMAP_API < 11) || (NETMAP_API > 15) 3278 #error 3279 #endif 3280 int main(void) { return 0; } 3281 EOF 3282 if compile_prog "" "" ; then 3283 netmap=yes 3284 else 3285 if test "$netmap" = "yes" ; then 3286 feature_not_found "netmap" 3287 fi 3288 netmap=no 3289 fi 3290 fi 3291 3292 ########################################## 3293 # libcap-ng library probe 3294 if test "$cap_ng" != "no" ; then 3295 cap_libs="-lcap-ng" 3296 cat > $TMPC << EOF 3297 #include <cap-ng.h> 3298 int main(void) 3299 { 3300 capng_capability_to_name(CAPNG_EFFECTIVE); 3301 return 0; 3302 } 3303 EOF 3304 if compile_prog "" "$cap_libs" ; then 3305 cap_ng=yes 3306 else 3307 if test "$cap_ng" = "yes" ; then 3308 feature_not_found "cap_ng" "Install libcap-ng devel" 3309 fi 3310 cap_ng=no 3311 fi 3312 fi 3313 3314 ########################################## 3315 # Sound support libraries probe 3316 3317 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g') 3318 for drv in $audio_drv_list; do 3319 case $drv in 3320 alsa | try-alsa) 3321 if $pkg_config alsa --exists; then 3322 alsa_libs=$($pkg_config alsa --libs) 3323 alsa_cflags=$($pkg_config alsa --cflags) 3324 alsa=yes 3325 if test "$drv" = "try-alsa"; then 3326 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/') 3327 fi 3328 else 3329 if test "$drv" = "try-alsa"; then 3330 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//') 3331 else 3332 error_exit "$drv check failed" \ 3333 "Make sure to have the $drv libs and headers installed." 3334 fi 3335 fi 3336 ;; 3337 3338 pa | try-pa) 3339 if $pkg_config libpulse --exists; then 3340 libpulse=yes 3341 pulse_libs=$($pkg_config libpulse --libs) 3342 pulse_cflags=$($pkg_config libpulse --cflags) 3343 if test "$drv" = "try-pa"; then 3344 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/') 3345 fi 3346 else 3347 if test "$drv" = "try-pa"; then 3348 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//') 3349 else 3350 error_exit "$drv check failed" \ 3351 "Make sure to have the $drv libs and headers installed." 3352 fi 3353 fi 3354 ;; 3355 3356 sdl) 3357 if test "$sdl" = "no"; then 3358 error_exit "sdl not found or disabled, can not use sdl audio driver" 3359 fi 3360 ;; 3361 3362 try-sdl) 3363 if test "$sdl" = "no"; then 3364 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//') 3365 else 3366 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/') 3367 fi 3368 ;; 3369 3370 coreaudio) 3371 coreaudio_libs="-framework CoreAudio" 3372 ;; 3373 3374 dsound) 3375 dsound_libs="-lole32 -ldxguid" 3376 audio_win_int="yes" 3377 ;; 3378 3379 oss) 3380 oss_libs="$oss_lib" 3381 ;; 3382 3383 jack | try-jack) 3384 if $pkg_config jack --exists; then 3385 libjack=yes 3386 jack_libs=$($pkg_config jack --libs) 3387 if test "$drv" = "try-jack"; then 3388 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack/jack/') 3389 fi 3390 else 3391 if test "$drv" = "try-jack"; then 3392 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack//') 3393 else 3394 error_exit "$drv check failed" \ 3395 "Make sure to have the $drv libs and headers installed." 3396 fi 3397 fi 3398 ;; 3399 3400 *) 3401 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || { 3402 error_exit "Unknown driver '$drv' selected" \ 3403 "Possible drivers are: $audio_possible_drivers" 3404 } 3405 ;; 3406 esac 3407 done 3408 3409 ########################################## 3410 # BrlAPI probe 3411 3412 if test "$brlapi" != "no" ; then 3413 brlapi_libs="-lbrlapi" 3414 cat > $TMPC << EOF 3415 #include <brlapi.h> 3416 #include <stddef.h> 3417 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); } 3418 EOF 3419 if compile_prog "" "$brlapi_libs" ; then 3420 brlapi=yes 3421 else 3422 if test "$brlapi" = "yes" ; then 3423 feature_not_found "brlapi" "Install brlapi devel" 3424 fi 3425 brlapi=no 3426 fi 3427 fi 3428 3429 ########################################## 3430 # curl probe 3431 if test "$curl" != "no" ; then 3432 if $pkg_config libcurl --exists; then 3433 curlconfig="$pkg_config libcurl" 3434 else 3435 curlconfig=curl-config 3436 fi 3437 cat > $TMPC << EOF 3438 #include <curl/curl.h> 3439 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; } 3440 EOF 3441 curl_cflags=$($curlconfig --cflags 2>/dev/null) 3442 curl_libs=$($curlconfig --libs 2>/dev/null) 3443 if compile_prog "$curl_cflags" "$curl_libs" ; then 3444 curl=yes 3445 else 3446 if test "$curl" = "yes" ; then 3447 feature_not_found "curl" "Install libcurl devel" 3448 fi 3449 curl=no 3450 fi 3451 fi # test "$curl" 3452 3453 ########################################## 3454 # glib support probe 3455 3456 glib_req_ver=2.48 3457 glib_modules=gthread-2.0 3458 if test "$modules" = yes; then 3459 glib_modules="$glib_modules gmodule-export-2.0" 3460 fi 3461 if test "$plugins" = yes; then 3462 glib_modules="$glib_modules gmodule-2.0" 3463 fi 3464 3465 for i in $glib_modules; do 3466 if $pkg_config --atleast-version=$glib_req_ver $i; then 3467 glib_cflags=$($pkg_config --cflags $i) 3468 glib_libs=$($pkg_config --libs $i) 3469 else 3470 error_exit "glib-$glib_req_ver $i is required to compile QEMU" 3471 fi 3472 done 3473 3474 # This workaround is required due to a bug in pkg-config file for glib as it 3475 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static 3476 3477 if test "$static" = yes && test "$mingw32" = yes; then 3478 glib_cflags="-DGLIB_STATIC_COMPILATION $glib_cflags" 3479 fi 3480 3481 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then 3482 gio_cflags=$($pkg_config --cflags gio-2.0) 3483 gio_libs=$($pkg_config --libs gio-2.0) 3484 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0) 3485 if [ ! -x "$gdbus_codegen" ]; then 3486 gdbus_codegen= 3487 fi 3488 # Check that the libraries actually work -- Ubuntu 18.04 ships 3489 # with pkg-config --static --libs data for gio-2.0 that is missing 3490 # -lblkid and will give a link error. 3491 cat > $TMPC <<EOF 3492 #include <gio/gio.h> 3493 int main(void) 3494 { 3495 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0); 3496 return 0; 3497 } 3498 EOF 3499 if compile_prog "$gio_cflags" "$gio_libs" ; then 3500 gio=yes 3501 else 3502 gio=no 3503 fi 3504 else 3505 gio=no 3506 fi 3507 3508 if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then 3509 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)" 3510 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)" 3511 fi 3512 3513 # Sanity check that the current size_t matches the 3514 # size that glib thinks it should be. This catches 3515 # problems on multi-arch where people try to build 3516 # 32-bit QEMU while pointing at 64-bit glib headers 3517 cat > $TMPC <<EOF 3518 #include <glib.h> 3519 #include <unistd.h> 3520 3521 #define QEMU_BUILD_BUG_ON(x) \ 3522 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused)); 3523 3524 int main(void) { 3525 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T); 3526 return 0; 3527 } 3528 EOF 3529 3530 if ! compile_prog "$glib_cflags" "$glib_libs" ; then 3531 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\ 3532 "You probably need to set PKG_CONFIG_LIBDIR"\ 3533 "to point to the right pkg-config files for your"\ 3534 "build target" 3535 fi 3536 3537 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage 3538 cat > $TMPC << EOF 3539 #include <glib.h> 3540 int main(void) { return 0; } 3541 EOF 3542 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then 3543 if cc_has_warning_flag "-Wno-unknown-attributes"; then 3544 glib_cflags="-Wno-unknown-attributes $glib_cflags" 3545 CONFIGURE_CFLAGS="-Wno-unknown-attributes $CONFIGURE_CFLAGS" 3546 fi 3547 fi 3548 3549 # Silence clang warnings triggered by glib < 2.57.2 3550 cat > $TMPC << EOF 3551 #include <glib.h> 3552 typedef struct Foo { 3553 int i; 3554 } Foo; 3555 static void foo_free(Foo *f) 3556 { 3557 g_free(f); 3558 } 3559 G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free); 3560 int main(void) { return 0; } 3561 EOF 3562 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then 3563 if cc_has_warning_flag "-Wno-unused-function"; then 3564 glib_cflags="$glib_cflags -Wno-unused-function" 3565 CONFIGURE_CFLAGS="$CONFIGURE_CFLAGS -Wno-unused-function" 3566 fi 3567 fi 3568 3569 ########################################## 3570 # SHA command probe for modules 3571 if test "$modules" = yes; then 3572 shacmd_probe="sha1sum sha1 shasum" 3573 for c in $shacmd_probe; do 3574 if has $c; then 3575 shacmd="$c" 3576 break 3577 fi 3578 done 3579 if test "$shacmd" = ""; then 3580 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe" 3581 fi 3582 fi 3583 3584 ########################################## 3585 # pthread probe 3586 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2" 3587 3588 pthread=no 3589 cat > $TMPC << EOF 3590 #include <pthread.h> 3591 static void *f(void *p) { return NULL; } 3592 int main(void) { 3593 pthread_t thread; 3594 pthread_create(&thread, 0, f, 0); 3595 return 0; 3596 } 3597 EOF 3598 if compile_prog "" "" ; then 3599 pthread=yes 3600 else 3601 for pthread_lib in $PTHREADLIBS_LIST; do 3602 if compile_prog "" "$pthread_lib" ; then 3603 pthread=yes 3604 found=no 3605 for lib_entry in $LIBS; do 3606 if test "$lib_entry" = "$pthread_lib"; then 3607 found=yes 3608 break 3609 fi 3610 done 3611 if test "$found" = "no"; then 3612 LIBS="$pthread_lib $LIBS" 3613 fi 3614 break 3615 fi 3616 done 3617 fi 3618 3619 if test "$mingw32" != yes && test "$pthread" = no; then 3620 error_exit "pthread check failed" \ 3621 "Make sure to have the pthread libs and headers installed." 3622 fi 3623 3624 # check for pthread_setname_np with thread id 3625 pthread_setname_np_w_tid=no 3626 cat > $TMPC << EOF 3627 #include <pthread.h> 3628 3629 static void *f(void *p) { return NULL; } 3630 int main(void) 3631 { 3632 pthread_t thread; 3633 pthread_create(&thread, 0, f, 0); 3634 pthread_setname_np(thread, "QEMU"); 3635 return 0; 3636 } 3637 EOF 3638 if compile_prog "" "$pthread_lib" ; then 3639 pthread_setname_np_w_tid=yes 3640 fi 3641 3642 # check for pthread_setname_np without thread id 3643 pthread_setname_np_wo_tid=no 3644 cat > $TMPC << EOF 3645 #include <pthread.h> 3646 3647 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 3648 int main(void) 3649 { 3650 pthread_t thread; 3651 pthread_create(&thread, 0, f, 0); 3652 return 0; 3653 } 3654 EOF 3655 if compile_prog "" "$pthread_lib" ; then 3656 pthread_setname_np_wo_tid=yes 3657 fi 3658 3659 ########################################## 3660 # rbd probe 3661 if test "$rbd" != "no" ; then 3662 cat > $TMPC <<EOF 3663 #include <stdio.h> 3664 #include <rbd/librbd.h> 3665 int main(void) { 3666 rados_t cluster; 3667 rados_create(&cluster, NULL); 3668 return 0; 3669 } 3670 EOF 3671 rbd_libs="-lrbd -lrados" 3672 if compile_prog "" "$rbd_libs" ; then 3673 rbd=yes 3674 else 3675 if test "$rbd" = "yes" ; then 3676 feature_not_found "rados block device" "Install librbd/ceph devel" 3677 fi 3678 rbd=no 3679 fi 3680 fi 3681 3682 ########################################## 3683 # libssh probe 3684 if test "$libssh" != "no" ; then 3685 if $pkg_config --exists libssh; then 3686 libssh_cflags=$($pkg_config libssh --cflags) 3687 libssh_libs=$($pkg_config libssh --libs) 3688 libssh=yes 3689 else 3690 if test "$libssh" = "yes" ; then 3691 error_exit "libssh required for --enable-libssh" 3692 fi 3693 libssh=no 3694 fi 3695 fi 3696 3697 ########################################## 3698 # Check for libssh 0.8 3699 # This is done like this instead of using the LIBSSH_VERSION_* and 3700 # SSH_VERSION_* macros because some distributions in the past shipped 3701 # snapshots of the future 0.8 from Git, and those snapshots did not 3702 # have updated version numbers (still referring to 0.7.0). 3703 3704 if test "$libssh" = "yes"; then 3705 cat > $TMPC <<EOF 3706 #include <libssh/libssh.h> 3707 int main(void) { return ssh_get_server_publickey(NULL, NULL); } 3708 EOF 3709 if compile_prog "$libssh_cflags" "$libssh_libs"; then 3710 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags" 3711 fi 3712 fi 3713 3714 ########################################## 3715 # linux-aio probe 3716 3717 if test "$linux_aio" != "no" ; then 3718 cat > $TMPC <<EOF 3719 #include <libaio.h> 3720 #include <sys/eventfd.h> 3721 #include <stddef.h> 3722 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; } 3723 EOF 3724 if compile_prog "" "-laio" ; then 3725 linux_aio=yes 3726 else 3727 if test "$linux_aio" = "yes" ; then 3728 feature_not_found "linux AIO" "Install libaio devel" 3729 fi 3730 linux_aio=no 3731 fi 3732 fi 3733 ########################################## 3734 # linux-io-uring probe 3735 3736 if test "$linux_io_uring" != "no" ; then 3737 if $pkg_config liburing; then 3738 linux_io_uring_cflags=$($pkg_config --cflags liburing) 3739 linux_io_uring_libs=$($pkg_config --libs liburing) 3740 linux_io_uring=yes 3741 else 3742 if test "$linux_io_uring" = "yes" ; then 3743 feature_not_found "linux io_uring" "Install liburing devel" 3744 fi 3745 linux_io_uring=no 3746 fi 3747 fi 3748 3749 ########################################## 3750 # TPM emulation is only on POSIX 3751 3752 if test "$tpm" = ""; then 3753 if test "$mingw32" = "yes"; then 3754 tpm=no 3755 else 3756 tpm=yes 3757 fi 3758 elif test "$tpm" = "yes"; then 3759 if test "$mingw32" = "yes" ; then 3760 error_exit "TPM emulation only available on POSIX systems" 3761 fi 3762 fi 3763 3764 ########################################## 3765 # attr probe 3766 3767 libattr_libs= 3768 if test "$attr" != "no" ; then 3769 cat > $TMPC <<EOF 3770 #include <stdio.h> 3771 #include <sys/types.h> 3772 #ifdef CONFIG_LIBATTR 3773 #include <attr/xattr.h> 3774 #else 3775 #include <sys/xattr.h> 3776 #endif 3777 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; } 3778 EOF 3779 if compile_prog "" "" ; then 3780 attr=yes 3781 # Older distros have <attr/xattr.h>, and need -lattr: 3782 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then 3783 attr=yes 3784 libattr_libs="-lattr" 3785 libattr=yes 3786 else 3787 if test "$attr" = "yes" ; then 3788 feature_not_found "ATTR" "Install libc6 or libattr devel" 3789 fi 3790 attr=no 3791 fi 3792 fi 3793 3794 ########################################## 3795 # iovec probe 3796 cat > $TMPC <<EOF 3797 #include <sys/types.h> 3798 #include <sys/uio.h> 3799 #include <unistd.h> 3800 int main(void) { return sizeof(struct iovec); } 3801 EOF 3802 iovec=no 3803 if compile_prog "" "" ; then 3804 iovec=yes 3805 fi 3806 3807 ########################################## 3808 # preadv probe 3809 cat > $TMPC <<EOF 3810 #include <sys/types.h> 3811 #include <sys/uio.h> 3812 #include <unistd.h> 3813 int main(void) { return preadv(0, 0, 0, 0); } 3814 EOF 3815 preadv=no 3816 if compile_prog "" "" ; then 3817 preadv=yes 3818 fi 3819 3820 ########################################## 3821 # fdt probe 3822 3823 case "$fdt" in 3824 auto | enabled | internal) 3825 # Simpler to always update submodule, even if not needed. 3826 if test -e "${source_path}/.git" && test $git_update = 'yes' ; then 3827 git_submodules="${git_submodules} dtc" 3828 fi 3829 ;; 3830 esac 3831 3832 ########################################## 3833 # opengl probe (for sdl2, gtk, milkymist-tmu2) 3834 3835 gbm="no" 3836 if $pkg_config gbm; then 3837 gbm_cflags="$($pkg_config --cflags gbm)" 3838 gbm_libs="$($pkg_config --libs gbm)" 3839 gbm="yes" 3840 fi 3841 3842 if test "$opengl" != "no" ; then 3843 opengl_pkgs="epoxy gbm" 3844 if $pkg_config $opengl_pkgs; then 3845 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)" 3846 opengl_libs="$($pkg_config --libs $opengl_pkgs)" 3847 opengl=yes 3848 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then 3849 gtk_gl="yes" 3850 fi 3851 else 3852 if test "$opengl" = "yes" ; then 3853 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs" 3854 fi 3855 opengl_cflags="" 3856 opengl_libs="" 3857 opengl=no 3858 fi 3859 fi 3860 3861 if test "$opengl" = "yes"; then 3862 cat > $TMPC << EOF 3863 #include <epoxy/egl.h> 3864 #ifndef EGL_MESA_image_dma_buf_export 3865 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+) 3866 #endif 3867 int main(void) { return 0; } 3868 EOF 3869 if compile_prog "" "" ; then 3870 opengl_dmabuf=yes 3871 fi 3872 fi 3873 3874 if test "$opengl" = "yes" && test "$have_x11" = "yes"; then 3875 for target in $target_list; do 3876 case $target in 3877 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL 3878 need_x11=yes 3879 ;; 3880 esac 3881 done 3882 fi 3883 3884 ########################################## 3885 # libxml2 probe 3886 if test "$libxml2" != "no" ; then 3887 if $pkg_config --exists libxml-2.0; then 3888 libxml2="yes" 3889 libxml2_cflags=$($pkg_config --cflags libxml-2.0) 3890 libxml2_libs=$($pkg_config --libs libxml-2.0) 3891 else 3892 if test "$libxml2" = "yes"; then 3893 feature_not_found "libxml2" "Install libxml2 devel" 3894 fi 3895 libxml2="no" 3896 fi 3897 fi 3898 3899 ########################################## 3900 # glusterfs probe 3901 if test "$glusterfs" != "no" ; then 3902 if $pkg_config --atleast-version=3 glusterfs-api; then 3903 glusterfs="yes" 3904 glusterfs_cflags=$($pkg_config --cflags glusterfs-api) 3905 glusterfs_libs=$($pkg_config --libs glusterfs-api) 3906 if $pkg_config --atleast-version=4 glusterfs-api; then 3907 glusterfs_xlator_opt="yes" 3908 fi 3909 if $pkg_config --atleast-version=5 glusterfs-api; then 3910 glusterfs_discard="yes" 3911 fi 3912 if $pkg_config --atleast-version=6 glusterfs-api; then 3913 glusterfs_fallocate="yes" 3914 glusterfs_zerofill="yes" 3915 fi 3916 cat > $TMPC << EOF 3917 #include <glusterfs/api/glfs.h> 3918 3919 int 3920 main(void) 3921 { 3922 /* new glfs_ftruncate() passes two additional args */ 3923 return glfs_ftruncate(NULL, 0, NULL, NULL); 3924 } 3925 EOF 3926 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then 3927 glusterfs_ftruncate_has_stat="yes" 3928 fi 3929 cat > $TMPC << EOF 3930 #include <glusterfs/api/glfs.h> 3931 3932 /* new glfs_io_cbk() passes two additional glfs_stat structs */ 3933 static void 3934 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data) 3935 {} 3936 3937 int 3938 main(void) 3939 { 3940 glfs_io_cbk iocb = &glusterfs_iocb; 3941 iocb(NULL, 0 , NULL, NULL, NULL); 3942 return 0; 3943 } 3944 EOF 3945 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then 3946 glusterfs_iocb_has_stat="yes" 3947 fi 3948 else 3949 if test "$glusterfs" = "yes" ; then 3950 feature_not_found "GlusterFS backend support" \ 3951 "Install glusterfs-api devel >= 3" 3952 fi 3953 glusterfs="no" 3954 fi 3955 fi 3956 3957 # Check for inotify functions when we are building linux-user 3958 # emulator. This is done because older glibc versions don't 3959 # have syscall stubs for these implemented. In that case we 3960 # don't provide them even if kernel supports them. 3961 # 3962 inotify=no 3963 cat > $TMPC << EOF 3964 #include <sys/inotify.h> 3965 3966 int 3967 main(void) 3968 { 3969 /* try to start inotify */ 3970 return inotify_init(); 3971 } 3972 EOF 3973 if compile_prog "" "" ; then 3974 inotify=yes 3975 fi 3976 3977 inotify1=no 3978 cat > $TMPC << EOF 3979 #include <sys/inotify.h> 3980 3981 int 3982 main(void) 3983 { 3984 /* try to start inotify */ 3985 return inotify_init1(0); 3986 } 3987 EOF 3988 if compile_prog "" "" ; then 3989 inotify1=yes 3990 fi 3991 3992 # check if pipe2 is there 3993 pipe2=no 3994 cat > $TMPC << EOF 3995 #include <unistd.h> 3996 #include <fcntl.h> 3997 3998 int main(void) 3999 { 4000 int pipefd[2]; 4001 return pipe2(pipefd, O_CLOEXEC); 4002 } 4003 EOF 4004 if compile_prog "" "" ; then 4005 pipe2=yes 4006 fi 4007 4008 # check if accept4 is there 4009 accept4=no 4010 cat > $TMPC << EOF 4011 #include <sys/socket.h> 4012 #include <stddef.h> 4013 4014 int main(void) 4015 { 4016 accept4(0, NULL, NULL, SOCK_CLOEXEC); 4017 return 0; 4018 } 4019 EOF 4020 if compile_prog "" "" ; then 4021 accept4=yes 4022 fi 4023 4024 # check if tee/splice is there. vmsplice was added same time. 4025 splice=no 4026 cat > $TMPC << EOF 4027 #include <unistd.h> 4028 #include <fcntl.h> 4029 #include <limits.h> 4030 4031 int main(void) 4032 { 4033 int len, fd = 0; 4034 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK); 4035 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE); 4036 return 0; 4037 } 4038 EOF 4039 if compile_prog "" "" ; then 4040 splice=yes 4041 fi 4042 4043 ########################################## 4044 # libnuma probe 4045 4046 if test "$numa" != "no" ; then 4047 cat > $TMPC << EOF 4048 #include <numa.h> 4049 int main(void) { return numa_available(); } 4050 EOF 4051 4052 if compile_prog "" "-lnuma" ; then 4053 numa=yes 4054 numa_libs="-lnuma" 4055 else 4056 if test "$numa" = "yes" ; then 4057 feature_not_found "numa" "install numactl devel" 4058 fi 4059 numa=no 4060 fi 4061 fi 4062 4063 malloc=system 4064 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then 4065 echo "ERROR: tcmalloc && jemalloc can't be used at the same time" 4066 exit 1 4067 elif test "$tcmalloc" = "yes" ; then 4068 malloc=tcmalloc 4069 elif test "$jemalloc" = "yes" ; then 4070 malloc=jemalloc 4071 fi 4072 4073 ########################################## 4074 # signalfd probe 4075 signalfd="no" 4076 cat > $TMPC << EOF 4077 #include <unistd.h> 4078 #include <sys/syscall.h> 4079 #include <signal.h> 4080 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); } 4081 EOF 4082 4083 if compile_prog "" "" ; then 4084 signalfd=yes 4085 fi 4086 4087 # check if optreset global is declared by <getopt.h> 4088 optreset="no" 4089 cat > $TMPC << EOF 4090 #include <getopt.h> 4091 int main(void) { return optreset; } 4092 EOF 4093 4094 if compile_prog "" "" ; then 4095 optreset=yes 4096 fi 4097 4098 # check if eventfd is supported 4099 eventfd=no 4100 cat > $TMPC << EOF 4101 #include <sys/eventfd.h> 4102 4103 int main(void) 4104 { 4105 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); 4106 } 4107 EOF 4108 if compile_prog "" "" ; then 4109 eventfd=yes 4110 fi 4111 4112 # check if memfd is supported 4113 memfd=no 4114 cat > $TMPC << EOF 4115 #include <sys/mman.h> 4116 4117 int main(void) 4118 { 4119 return memfd_create("foo", MFD_ALLOW_SEALING); 4120 } 4121 EOF 4122 if compile_prog "" "" ; then 4123 memfd=yes 4124 fi 4125 4126 # check for usbfs 4127 have_usbfs=no 4128 if test "$linux_user" = "yes"; then 4129 cat > $TMPC << EOF 4130 #include <linux/usbdevice_fs.h> 4131 4132 #ifndef USBDEVFS_GET_CAPABILITIES 4133 #error "USBDEVFS_GET_CAPABILITIES undefined" 4134 #endif 4135 4136 #ifndef USBDEVFS_DISCONNECT_CLAIM 4137 #error "USBDEVFS_DISCONNECT_CLAIM undefined" 4138 #endif 4139 4140 int main(void) 4141 { 4142 return 0; 4143 } 4144 EOF 4145 if compile_prog "" ""; then 4146 have_usbfs=yes 4147 fi 4148 fi 4149 4150 # check for fallocate 4151 fallocate=no 4152 cat > $TMPC << EOF 4153 #include <fcntl.h> 4154 4155 int main(void) 4156 { 4157 fallocate(0, 0, 0, 0); 4158 return 0; 4159 } 4160 EOF 4161 if compile_prog "" "" ; then 4162 fallocate=yes 4163 fi 4164 4165 # check for fallocate hole punching 4166 fallocate_punch_hole=no 4167 cat > $TMPC << EOF 4168 #include <fcntl.h> 4169 #include <linux/falloc.h> 4170 4171 int main(void) 4172 { 4173 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0); 4174 return 0; 4175 } 4176 EOF 4177 if compile_prog "" "" ; then 4178 fallocate_punch_hole=yes 4179 fi 4180 4181 # check that fallocate supports range zeroing inside the file 4182 fallocate_zero_range=no 4183 cat > $TMPC << EOF 4184 #include <fcntl.h> 4185 #include <linux/falloc.h> 4186 4187 int main(void) 4188 { 4189 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0); 4190 return 0; 4191 } 4192 EOF 4193 if compile_prog "" "" ; then 4194 fallocate_zero_range=yes 4195 fi 4196 4197 # check for posix_fallocate 4198 posix_fallocate=no 4199 cat > $TMPC << EOF 4200 #include <fcntl.h> 4201 4202 int main(void) 4203 { 4204 posix_fallocate(0, 0, 0); 4205 return 0; 4206 } 4207 EOF 4208 if compile_prog "" "" ; then 4209 posix_fallocate=yes 4210 fi 4211 4212 # check for sync_file_range 4213 sync_file_range=no 4214 cat > $TMPC << EOF 4215 #include <fcntl.h> 4216 4217 int main(void) 4218 { 4219 sync_file_range(0, 0, 0, 0); 4220 return 0; 4221 } 4222 EOF 4223 if compile_prog "" "" ; then 4224 sync_file_range=yes 4225 fi 4226 4227 # check for linux/fiemap.h and FS_IOC_FIEMAP 4228 fiemap=no 4229 cat > $TMPC << EOF 4230 #include <sys/ioctl.h> 4231 #include <linux/fs.h> 4232 #include <linux/fiemap.h> 4233 4234 int main(void) 4235 { 4236 ioctl(0, FS_IOC_FIEMAP, 0); 4237 return 0; 4238 } 4239 EOF 4240 if compile_prog "" "" ; then 4241 fiemap=yes 4242 fi 4243 4244 # check for dup3 4245 dup3=no 4246 cat > $TMPC << EOF 4247 #include <unistd.h> 4248 4249 int main(void) 4250 { 4251 dup3(0, 0, 0); 4252 return 0; 4253 } 4254 EOF 4255 if compile_prog "" "" ; then 4256 dup3=yes 4257 fi 4258 4259 # check for ppoll support 4260 ppoll=no 4261 cat > $TMPC << EOF 4262 #include <poll.h> 4263 4264 int main(void) 4265 { 4266 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 }; 4267 ppoll(&pfd, 1, 0, 0); 4268 return 0; 4269 } 4270 EOF 4271 if compile_prog "" "" ; then 4272 ppoll=yes 4273 fi 4274 4275 # check for prctl(PR_SET_TIMERSLACK , ... ) support 4276 prctl_pr_set_timerslack=no 4277 cat > $TMPC << EOF 4278 #include <sys/prctl.h> 4279 4280 int main(void) 4281 { 4282 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0); 4283 return 0; 4284 } 4285 EOF 4286 if compile_prog "" "" ; then 4287 prctl_pr_set_timerslack=yes 4288 fi 4289 4290 # check for epoll support 4291 epoll=no 4292 cat > $TMPC << EOF 4293 #include <sys/epoll.h> 4294 4295 int main(void) 4296 { 4297 epoll_create(0); 4298 return 0; 4299 } 4300 EOF 4301 if compile_prog "" "" ; then 4302 epoll=yes 4303 fi 4304 4305 # epoll_create1 is a later addition 4306 # so we must check separately for its presence 4307 epoll_create1=no 4308 cat > $TMPC << EOF 4309 #include <sys/epoll.h> 4310 4311 int main(void) 4312 { 4313 /* Note that we use epoll_create1 as a value, not as 4314 * a function being called. This is necessary so that on 4315 * old SPARC glibc versions where the function was present in 4316 * the library but not declared in the header file we will 4317 * fail the configure check. (Otherwise we will get a compiler 4318 * warning but not an error, and will proceed to fail the 4319 * qemu compile where we compile with -Werror.) 4320 */ 4321 return (int)(uintptr_t)&epoll_create1; 4322 } 4323 EOF 4324 if compile_prog "" "" ; then 4325 epoll_create1=yes 4326 fi 4327 4328 # check for sendfile support 4329 sendfile=no 4330 cat > $TMPC << EOF 4331 #include <sys/sendfile.h> 4332 4333 int main(void) 4334 { 4335 return sendfile(0, 0, 0, 0); 4336 } 4337 EOF 4338 if compile_prog "" "" ; then 4339 sendfile=yes 4340 fi 4341 4342 # check for timerfd support (glibc 2.8 and newer) 4343 timerfd=no 4344 cat > $TMPC << EOF 4345 #include <sys/timerfd.h> 4346 4347 int main(void) 4348 { 4349 return(timerfd_create(CLOCK_REALTIME, 0)); 4350 } 4351 EOF 4352 if compile_prog "" "" ; then 4353 timerfd=yes 4354 fi 4355 4356 # check for setns and unshare support 4357 setns=no 4358 cat > $TMPC << EOF 4359 #include <sched.h> 4360 4361 int main(void) 4362 { 4363 int ret; 4364 ret = setns(0, 0); 4365 ret = unshare(0); 4366 return ret; 4367 } 4368 EOF 4369 if compile_prog "" "" ; then 4370 setns=yes 4371 fi 4372 4373 # clock_adjtime probe 4374 clock_adjtime=no 4375 cat > $TMPC <<EOF 4376 #include <time.h> 4377 4378 int main(void) 4379 { 4380 return clock_adjtime(0, 0); 4381 } 4382 EOF 4383 clock_adjtime=no 4384 if compile_prog "" "" ; then 4385 clock_adjtime=yes 4386 fi 4387 4388 # syncfs probe 4389 syncfs=no 4390 cat > $TMPC <<EOF 4391 #include <unistd.h> 4392 4393 int main(void) 4394 { 4395 return syncfs(0); 4396 } 4397 EOF 4398 syncfs=no 4399 if compile_prog "" "" ; then 4400 syncfs=yes 4401 fi 4402 4403 # Search for bswap_32 function 4404 byteswap_h=no 4405 cat > $TMPC << EOF 4406 #include <byteswap.h> 4407 int main(void) { return bswap_32(0); } 4408 EOF 4409 if compile_prog "" "" ; then 4410 byteswap_h=yes 4411 fi 4412 4413 # Search for bswap32 function 4414 bswap_h=no 4415 cat > $TMPC << EOF 4416 #include <sys/endian.h> 4417 #include <sys/types.h> 4418 #include <machine/bswap.h> 4419 int main(void) { return bswap32(0); } 4420 EOF 4421 if compile_prog "" "" ; then 4422 bswap_h=yes 4423 fi 4424 4425 ########################################## 4426 # Do we have libiscsi >= 1.9.0 4427 if test "$libiscsi" != "no" ; then 4428 if $pkg_config --atleast-version=1.9.0 libiscsi; then 4429 libiscsi="yes" 4430 libiscsi_cflags=$($pkg_config --cflags libiscsi) 4431 libiscsi_libs=$($pkg_config --libs libiscsi) 4432 else 4433 if test "$libiscsi" = "yes" ; then 4434 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0" 4435 fi 4436 libiscsi="no" 4437 fi 4438 fi 4439 4440 ########################################## 4441 # Do we need librt 4442 # uClibc provides 2 versions of clock_gettime(), one with realtime 4443 # support and one without. This means that the clock_gettime() don't 4444 # need -lrt. We still need it for timer_create() so we check for this 4445 # function in addition. 4446 cat > $TMPC <<EOF 4447 #include <signal.h> 4448 #include <time.h> 4449 int main(void) { 4450 timer_create(CLOCK_REALTIME, NULL, NULL); 4451 return clock_gettime(CLOCK_REALTIME, NULL); 4452 } 4453 EOF 4454 4455 if compile_prog "" "" ; then 4456 : 4457 # we need pthread for static linking. use previous pthread test result 4458 elif compile_prog "" "$pthread_lib -lrt" ; then 4459 LIBS="$LIBS -lrt" 4460 fi 4461 4462 # Check whether we have openpty() in either libc or libutil 4463 cat > $TMPC << EOF 4464 extern int openpty(int *am, int *as, char *name, void *termp, void *winp); 4465 int main(void) { return openpty(0, 0, 0, 0, 0); } 4466 EOF 4467 4468 have_openpty="no" 4469 if compile_prog "" "" ; then 4470 have_openpty="yes" 4471 else 4472 if compile_prog "" "-lutil" ; then 4473 have_openpty="yes" 4474 fi 4475 fi 4476 4477 ########################################## 4478 # spice probe 4479 if test "$spice" != "no" ; then 4480 cat > $TMPC << EOF 4481 #include <spice.h> 4482 int main(void) { spice_server_new(); return 0; } 4483 EOF 4484 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null) 4485 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null) 4486 if $pkg_config --atleast-version=0.12.5 spice-server && \ 4487 $pkg_config --atleast-version=0.12.3 spice-protocol && \ 4488 compile_prog "$spice_cflags" "$spice_libs" ; then 4489 spice="yes" 4490 else 4491 if test "$spice" = "yes" ; then 4492 feature_not_found "spice" \ 4493 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel" 4494 fi 4495 spice="no" 4496 fi 4497 fi 4498 4499 # check for smartcard support 4500 if test "$smartcard" != "no"; then 4501 if $pkg_config --atleast-version=2.5.1 libcacard; then 4502 libcacard_cflags=$($pkg_config --cflags libcacard) 4503 libcacard_libs=$($pkg_config --libs libcacard) 4504 smartcard="yes" 4505 else 4506 if test "$smartcard" = "yes"; then 4507 feature_not_found "smartcard" "Install libcacard devel" 4508 fi 4509 smartcard="no" 4510 fi 4511 fi 4512 4513 # check for libusb 4514 if test "$libusb" != "no" ; then 4515 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then 4516 libusb="yes" 4517 libusb_cflags=$($pkg_config --cflags libusb-1.0) 4518 libusb_libs=$($pkg_config --libs libusb-1.0) 4519 else 4520 if test "$libusb" = "yes"; then 4521 feature_not_found "libusb" "Install libusb devel >= 1.0.13" 4522 fi 4523 libusb="no" 4524 fi 4525 fi 4526 4527 # check for usbredirparser for usb network redirection support 4528 if test "$usb_redir" != "no" ; then 4529 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then 4530 usb_redir="yes" 4531 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5) 4532 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5) 4533 else 4534 if test "$usb_redir" = "yes"; then 4535 feature_not_found "usb-redir" "Install usbredir devel" 4536 fi 4537 usb_redir="no" 4538 fi 4539 fi 4540 4541 ########################################## 4542 # check if we have VSS SDK headers for win 4543 4544 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \ 4545 test "$vss_win32_sdk" != "no" ; then 4546 case "$vss_win32_sdk" in 4547 "") vss_win32_include="-isystem $source_path" ;; 4548 *\ *) # The SDK is installed in "Program Files" by default, but we cannot 4549 # handle path with spaces. So we symlink the headers into ".sdk/vss". 4550 vss_win32_include="-isystem $source_path/.sdk/vss" 4551 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc" 4552 ;; 4553 *) vss_win32_include="-isystem $vss_win32_sdk" 4554 esac 4555 cat > $TMPC << EOF 4556 #define __MIDL_user_allocate_free_DEFINED__ 4557 #include <inc/win2003/vss.h> 4558 int main(void) { return VSS_CTX_BACKUP; } 4559 EOF 4560 if compile_prog "$vss_win32_include" "" ; then 4561 guest_agent_with_vss="yes" 4562 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include" 4563 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga" 4564 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb" 4565 else 4566 if test "$vss_win32_sdk" != "" ; then 4567 echo "ERROR: Please download and install Microsoft VSS SDK:" 4568 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490" 4569 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:" 4570 echo "ERROR: scripts/extract-vsssdk-headers setup.exe" 4571 echo "ERROR: The headers are extracted in the directory \`inc'." 4572 feature_not_found "VSS support" 4573 fi 4574 guest_agent_with_vss="no" 4575 fi 4576 fi 4577 4578 ########################################## 4579 # lookup Windows platform SDK (if not specified) 4580 # The SDK is needed only to build .tlb (type library) file of guest agent 4581 # VSS provider from the source. It is usually unnecessary because the 4582 # pre-compiled .tlb file is included. 4583 4584 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \ 4585 test "$guest_agent_with_vss" = "yes" ; then 4586 if test -z "$win_sdk"; then 4587 programfiles="$PROGRAMFILES" 4588 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432" 4589 if test -n "$programfiles"; then 4590 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null 4591 else 4592 feature_not_found "Windows SDK" 4593 fi 4594 elif test "$win_sdk" = "no"; then 4595 win_sdk="" 4596 fi 4597 fi 4598 4599 ########################################## 4600 # check if mingw environment provides a recent ntddscsi.h 4601 if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then 4602 cat > $TMPC << EOF 4603 #include <windows.h> 4604 #include <ntddscsi.h> 4605 int main(void) { 4606 #if !defined(IOCTL_SCSI_GET_ADDRESS) 4607 #error Missing required ioctl definitions 4608 #endif 4609 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 }; 4610 return addr.Lun; 4611 } 4612 EOF 4613 if compile_prog "" "" ; then 4614 guest_agent_ntddscsi=yes 4615 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga" 4616 fi 4617 fi 4618 4619 ########################################## 4620 # virgl renderer probe 4621 4622 if test "$virglrenderer" != "no" ; then 4623 cat > $TMPC << EOF 4624 #include <virglrenderer.h> 4625 int main(void) { virgl_renderer_poll(); return 0; } 4626 EOF 4627 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null) 4628 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null) 4629 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null) 4630 if $pkg_config virglrenderer >/dev/null 2>&1 && \ 4631 compile_prog "$virgl_cflags" "$virgl_libs" ; then 4632 virglrenderer="yes" 4633 else 4634 if test "$virglrenderer" = "yes" ; then 4635 feature_not_found "virglrenderer" 4636 fi 4637 virglrenderer="no" 4638 fi 4639 fi 4640 4641 ########################################## 4642 # capstone 4643 4644 case "$capstone" in 4645 auto | enabled | internal) 4646 # Simpler to always update submodule, even if not needed. 4647 if test -e "${source_path}/.git" && test $git_update = 'yes' ; then 4648 git_submodules="${git_submodules} capstone" 4649 fi 4650 ;; 4651 esac 4652 4653 ########################################## 4654 # check if we have fdatasync 4655 4656 fdatasync=no 4657 cat > $TMPC << EOF 4658 #include <unistd.h> 4659 int main(void) { 4660 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 4661 return fdatasync(0); 4662 #else 4663 #error Not supported 4664 #endif 4665 } 4666 EOF 4667 if compile_prog "" "" ; then 4668 fdatasync=yes 4669 fi 4670 4671 ########################################## 4672 # check if we have madvise 4673 4674 madvise=no 4675 cat > $TMPC << EOF 4676 #include <sys/types.h> 4677 #include <sys/mman.h> 4678 #include <stddef.h> 4679 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); } 4680 EOF 4681 if compile_prog "" "" ; then 4682 madvise=yes 4683 fi 4684 4685 ########################################## 4686 # check if we have posix_madvise 4687 4688 posix_madvise=no 4689 cat > $TMPC << EOF 4690 #include <sys/mman.h> 4691 #include <stddef.h> 4692 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); } 4693 EOF 4694 if compile_prog "" "" ; then 4695 posix_madvise=yes 4696 fi 4697 4698 ########################################## 4699 # check if we have posix_memalign() 4700 4701 posix_memalign=no 4702 cat > $TMPC << EOF 4703 #include <stdlib.h> 4704 int main(void) { 4705 void *p; 4706 return posix_memalign(&p, 8, 8); 4707 } 4708 EOF 4709 if compile_prog "" "" ; then 4710 posix_memalign=yes 4711 fi 4712 4713 ########################################## 4714 # check if we have posix_syslog 4715 4716 posix_syslog=no 4717 cat > $TMPC << EOF 4718 #include <syslog.h> 4719 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; } 4720 EOF 4721 if compile_prog "" "" ; then 4722 posix_syslog=yes 4723 fi 4724 4725 ########################################## 4726 # check if we have sem_timedwait 4727 4728 sem_timedwait=no 4729 cat > $TMPC << EOF 4730 #include <semaphore.h> 4731 int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); } 4732 EOF 4733 if compile_prog "" "" ; then 4734 sem_timedwait=yes 4735 fi 4736 4737 ########################################## 4738 # check if we have strchrnul 4739 4740 strchrnul=no 4741 cat > $TMPC << EOF 4742 #include <string.h> 4743 int main(void); 4744 // Use a haystack that the compiler shouldn't be able to constant fold 4745 char *haystack = (char*)&main; 4746 int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; } 4747 EOF 4748 if compile_prog "" "" ; then 4749 strchrnul=yes 4750 fi 4751 4752 ######################################### 4753 # check if we have st_atim 4754 4755 st_atim=no 4756 cat > $TMPC << EOF 4757 #include <sys/stat.h> 4758 #include <stddef.h> 4759 int main(void) { return offsetof(struct stat, st_atim); } 4760 EOF 4761 if compile_prog "" "" ; then 4762 st_atim=yes 4763 fi 4764 4765 ########################################## 4766 # check if trace backend exists 4767 4768 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null 4769 if test "$?" -ne 0 ; then 4770 error_exit "invalid trace backends" \ 4771 "Please choose supported trace backends." 4772 fi 4773 4774 ########################################## 4775 # For 'ust' backend, test if ust headers are present 4776 if have_backend "ust"; then 4777 cat > $TMPC << EOF 4778 #include <lttng/tracepoint.h> 4779 int main(void) { return 0; } 4780 EOF 4781 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then 4782 if $pkg_config lttng-ust --exists; then 4783 lttng_ust_libs=$($pkg_config --libs lttng-ust) 4784 else 4785 lttng_ust_libs="-llttng-ust -ldl" 4786 fi 4787 if $pkg_config liburcu-bp --exists; then 4788 urcu_bp_libs=$($pkg_config --libs liburcu-bp) 4789 else 4790 urcu_bp_libs="-lurcu-bp" 4791 fi 4792 else 4793 error_exit "Trace backend 'ust' missing lttng-ust header files" 4794 fi 4795 fi 4796 4797 ########################################## 4798 # For 'dtrace' backend, test if 'dtrace' command is present 4799 if have_backend "dtrace"; then 4800 if ! has 'dtrace' ; then 4801 error_exit "dtrace command is not found in PATH $PATH" 4802 fi 4803 trace_backend_stap="no" 4804 if has 'stap' ; then 4805 trace_backend_stap="yes" 4806 4807 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol 4808 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility 4809 # instead. QEMU --enable-modules depends on this because the SystemTap 4810 # semaphores are linked into the main binary and not the module's shared 4811 # object. 4812 QEMU_CFLAGS="$QEMU_CFLAGS -DSTAP_SDT_V2" 4813 fi 4814 fi 4815 4816 ########################################## 4817 # check and set a backend for coroutine 4818 4819 # We prefer ucontext, but it's not always possible. The fallback 4820 # is sigcontext. On Windows the only valid backend is the Windows 4821 # specific one. 4822 4823 ucontext_works=no 4824 if test "$darwin" != "yes"; then 4825 cat > $TMPC << EOF 4826 #include <ucontext.h> 4827 #ifdef __stub_makecontext 4828 #error Ignoring glibc stub makecontext which will always fail 4829 #endif 4830 int main(void) { makecontext(0, 0, 0); return 0; } 4831 EOF 4832 if compile_prog "" "" ; then 4833 ucontext_works=yes 4834 fi 4835 fi 4836 4837 if test "$coroutine" = ""; then 4838 if test "$mingw32" = "yes"; then 4839 coroutine=win32 4840 elif test "$ucontext_works" = "yes"; then 4841 coroutine=ucontext 4842 else 4843 coroutine=sigaltstack 4844 fi 4845 else 4846 case $coroutine in 4847 windows) 4848 if test "$mingw32" != "yes"; then 4849 error_exit "'windows' coroutine backend only valid for Windows" 4850 fi 4851 # Unfortunately the user visible backend name doesn't match the 4852 # coroutine-*.c filename for this case, so we have to adjust it here. 4853 coroutine=win32 4854 ;; 4855 ucontext) 4856 if test "$ucontext_works" != "yes"; then 4857 feature_not_found "ucontext" 4858 fi 4859 ;; 4860 sigaltstack) 4861 if test "$mingw32" = "yes"; then 4862 error_exit "only the 'windows' coroutine backend is valid for Windows" 4863 fi 4864 ;; 4865 *) 4866 error_exit "unknown coroutine backend $coroutine" 4867 ;; 4868 esac 4869 fi 4870 4871 if test "$coroutine_pool" = ""; then 4872 coroutine_pool=yes 4873 fi 4874 4875 if test "$debug_stack_usage" = "yes"; then 4876 if test "$coroutine_pool" = "yes"; then 4877 echo "WARN: disabling coroutine pool for stack usage debugging" 4878 coroutine_pool=no 4879 fi 4880 fi 4881 4882 ################################################## 4883 # SafeStack 4884 4885 4886 if test "$safe_stack" = "yes"; then 4887 cat > $TMPC << EOF 4888 int main(int argc, char *argv[]) 4889 { 4890 #if ! __has_feature(safe_stack) 4891 #error SafeStack Disabled 4892 #endif 4893 return 0; 4894 } 4895 EOF 4896 flag="-fsanitize=safe-stack" 4897 # Check that safe-stack is supported and enabled. 4898 if compile_prog "-Werror $flag" "$flag"; then 4899 # Flag needed both at compilation and at linking 4900 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 4901 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 4902 else 4903 error_exit "SafeStack not supported by your compiler" 4904 fi 4905 if test "$coroutine" != "ucontext"; then 4906 error_exit "SafeStack is only supported by the coroutine backend ucontext" 4907 fi 4908 else 4909 cat > $TMPC << EOF 4910 int main(int argc, char *argv[]) 4911 { 4912 #if defined(__has_feature) 4913 #if __has_feature(safe_stack) 4914 #error SafeStack Enabled 4915 #endif 4916 #endif 4917 return 0; 4918 } 4919 EOF 4920 if test "$safe_stack" = "no"; then 4921 # Make sure that safe-stack is disabled 4922 if ! compile_prog "-Werror" ""; then 4923 # SafeStack was already enabled, try to explicitly remove the feature 4924 flag="-fno-sanitize=safe-stack" 4925 if ! compile_prog "-Werror $flag" "$flag"; then 4926 error_exit "Configure cannot disable SafeStack" 4927 fi 4928 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 4929 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 4930 fi 4931 else # "$safe_stack" = "" 4932 # Set safe_stack to yes or no based on pre-existing flags 4933 if compile_prog "-Werror" ""; then 4934 safe_stack="no" 4935 else 4936 safe_stack="yes" 4937 if test "$coroutine" != "ucontext"; then 4938 error_exit "SafeStack is only supported by the coroutine backend ucontext" 4939 fi 4940 fi 4941 fi 4942 fi 4943 4944 ########################################## 4945 # check if we have open_by_handle_at 4946 4947 open_by_handle_at=no 4948 cat > $TMPC << EOF 4949 #include <fcntl.h> 4950 #if !defined(AT_EMPTY_PATH) 4951 # error missing definition 4952 #else 4953 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 4954 #endif 4955 EOF 4956 if compile_prog "" "" ; then 4957 open_by_handle_at=yes 4958 fi 4959 4960 ######################################## 4961 # check if we have linux/magic.h 4962 4963 linux_magic_h=no 4964 cat > $TMPC << EOF 4965 #include <linux/magic.h> 4966 int main(void) { 4967 return 0; 4968 } 4969 EOF 4970 if compile_prog "" "" ; then 4971 linux_magic_h=yes 4972 fi 4973 4974 ######################################## 4975 # check if we have valgrind/valgrind.h 4976 4977 valgrind_h=no 4978 cat > $TMPC << EOF 4979 #include <valgrind/valgrind.h> 4980 int main(void) { 4981 return 0; 4982 } 4983 EOF 4984 if compile_prog "" "" ; then 4985 valgrind_h=yes 4986 fi 4987 4988 ######################################## 4989 # check if environ is declared 4990 4991 has_environ=no 4992 cat > $TMPC << EOF 4993 #include <unistd.h> 4994 int main(void) { 4995 environ = 0; 4996 return 0; 4997 } 4998 EOF 4999 if compile_prog "" "" ; then 5000 has_environ=yes 5001 fi 5002 5003 ######################################## 5004 # check if cpuid.h is usable. 5005 5006 cat > $TMPC << EOF 5007 #include <cpuid.h> 5008 int main(void) { 5009 unsigned a, b, c, d; 5010 int max = __get_cpuid_max(0, 0); 5011 5012 if (max >= 1) { 5013 __cpuid(1, a, b, c, d); 5014 } 5015 5016 if (max >= 7) { 5017 __cpuid_count(7, 0, a, b, c, d); 5018 } 5019 5020 return 0; 5021 } 5022 EOF 5023 if compile_prog "" "" ; then 5024 cpuid_h=yes 5025 fi 5026 5027 ########################################## 5028 # avx2 optimization requirement check 5029 # 5030 # There is no point enabling this if cpuid.h is not usable, 5031 # since we won't be able to select the new routines. 5032 5033 if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then 5034 cat > $TMPC << EOF 5035 #pragma GCC push_options 5036 #pragma GCC target("avx2") 5037 #include <cpuid.h> 5038 #include <immintrin.h> 5039 static int bar(void *a) { 5040 __m256i x = *(__m256i *)a; 5041 return _mm256_testz_si256(x, x); 5042 } 5043 int main(int argc, char *argv[]) { return bar(argv[0]); } 5044 EOF 5045 if compile_object "" ; then 5046 avx2_opt="yes" 5047 else 5048 avx2_opt="no" 5049 fi 5050 fi 5051 5052 ########################################## 5053 # avx512f optimization requirement check 5054 # 5055 # There is no point enabling this if cpuid.h is not usable, 5056 # since we won't be able to select the new routines. 5057 # by default, it is turned off. 5058 # if user explicitly want to enable it, check environment 5059 5060 if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then 5061 cat > $TMPC << EOF 5062 #pragma GCC push_options 5063 #pragma GCC target("avx512f") 5064 #include <cpuid.h> 5065 #include <immintrin.h> 5066 static int bar(void *a) { 5067 __m512i x = *(__m512i *)a; 5068 return _mm512_test_epi64_mask(x, x); 5069 } 5070 int main(int argc, char *argv[]) 5071 { 5072 return bar(argv[0]); 5073 } 5074 EOF 5075 if ! compile_object "" ; then 5076 avx512f_opt="no" 5077 fi 5078 else 5079 avx512f_opt="no" 5080 fi 5081 5082 ######################################## 5083 # check if __[u]int128_t is usable. 5084 5085 int128=no 5086 cat > $TMPC << EOF 5087 __int128_t a; 5088 __uint128_t b; 5089 int main (void) { 5090 a = a + b; 5091 b = a * b; 5092 a = a * a; 5093 return 0; 5094 } 5095 EOF 5096 if compile_prog "" "" ; then 5097 int128=yes 5098 fi 5099 5100 ######################################### 5101 # See if 128-bit atomic operations are supported. 5102 5103 atomic128=no 5104 if test "$int128" = "yes"; then 5105 cat > $TMPC << EOF 5106 int main(void) 5107 { 5108 unsigned __int128 x = 0, y = 0; 5109 y = __atomic_load_16(&x, 0); 5110 __atomic_store_16(&x, y, 0); 5111 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0); 5112 return 0; 5113 } 5114 EOF 5115 if compile_prog "" "" ; then 5116 atomic128=yes 5117 fi 5118 fi 5119 5120 cmpxchg128=no 5121 if test "$int128" = yes && test "$atomic128" = no; then 5122 cat > $TMPC << EOF 5123 int main(void) 5124 { 5125 unsigned __int128 x = 0, y = 0; 5126 __sync_val_compare_and_swap_16(&x, y, x); 5127 return 0; 5128 } 5129 EOF 5130 if compile_prog "" "" ; then 5131 cmpxchg128=yes 5132 fi 5133 fi 5134 5135 ######################################### 5136 # See if 64-bit atomic operations are supported. 5137 # Note that without __atomic builtins, we can only 5138 # assume atomic loads/stores max at pointer size. 5139 5140 cat > $TMPC << EOF 5141 #include <stdint.h> 5142 int main(void) 5143 { 5144 uint64_t x = 0, y = 0; 5145 #ifdef __ATOMIC_RELAXED 5146 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 5147 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 5148 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 5149 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 5150 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 5151 #else 5152 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1]; 5153 __sync_lock_test_and_set(&x, y); 5154 __sync_val_compare_and_swap(&x, y, 0); 5155 __sync_fetch_and_add(&x, y); 5156 #endif 5157 return 0; 5158 } 5159 EOF 5160 if compile_prog "" "" ; then 5161 atomic64=yes 5162 fi 5163 5164 ######################################### 5165 # See if --dynamic-list is supported by the linker 5166 ld_dynamic_list="no" 5167 if test "$static" = "no" ; then 5168 cat > $TMPTXT <<EOF 5169 { 5170 foo; 5171 }; 5172 EOF 5173 5174 cat > $TMPC <<EOF 5175 #include <stdio.h> 5176 void foo(void); 5177 5178 void foo(void) 5179 { 5180 printf("foo\n"); 5181 } 5182 5183 int main(void) 5184 { 5185 foo(); 5186 return 0; 5187 } 5188 EOF 5189 5190 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then 5191 ld_dynamic_list="yes" 5192 fi 5193 fi 5194 5195 ######################################### 5196 # See if -exported_symbols_list is supported by the linker 5197 5198 ld_exported_symbols_list="no" 5199 if test "$static" = "no" ; then 5200 cat > $TMPTXT <<EOF 5201 _foo 5202 EOF 5203 5204 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then 5205 ld_exported_symbols_list="yes" 5206 fi 5207 fi 5208 5209 if test "$plugins" = "yes" && 5210 test "$ld_dynamic_list" = "no" && 5211 test "$ld_exported_symbols_list" = "no" ; then 5212 error_exit \ 5213 "Plugin support requires dynamic linking and specifying a set of symbols " \ 5214 "that are exported to plugins. Unfortunately your linker doesn't " \ 5215 "support the flag (--dynamic-list or -exported_symbols_list) used " \ 5216 "for this purpose. You can't build with --static." 5217 fi 5218 5219 ######################################## 5220 # See if __attribute__((alias)) is supported. 5221 # This false for Xcode 9, but has been remedied for Xcode 10. 5222 # Unfortunately, travis uses Xcode 9 by default. 5223 5224 attralias=no 5225 cat > $TMPC << EOF 5226 int x = 1; 5227 extern const int y __attribute__((alias("x"))); 5228 int main(void) { return 0; } 5229 EOF 5230 if compile_prog "" "" ; then 5231 attralias=yes 5232 fi 5233 5234 ######################################## 5235 # check if getauxval is available. 5236 5237 getauxval=no 5238 cat > $TMPC << EOF 5239 #include <sys/auxv.h> 5240 int main(void) { 5241 return getauxval(AT_HWCAP) == 0; 5242 } 5243 EOF 5244 if compile_prog "" "" ; then 5245 getauxval=yes 5246 fi 5247 5248 ######################################## 5249 # check if ccache is interfering with 5250 # semantic analysis of macros 5251 5252 unset CCACHE_CPP2 5253 ccache_cpp2=no 5254 cat > $TMPC << EOF 5255 static const int Z = 1; 5256 #define fn() ({ Z; }) 5257 #define TAUT(X) ((X) == Z) 5258 #define PAREN(X, Y) (X == Y) 5259 #define ID(X) (X) 5260 int main(int argc, char *argv[]) 5261 { 5262 int x = 0, y = 0; 5263 x = ID(x); 5264 x = fn(); 5265 fn(); 5266 if (PAREN(x, y)) return 0; 5267 if (TAUT(Z)) return 0; 5268 return 0; 5269 } 5270 EOF 5271 5272 if ! compile_object "-Werror"; then 5273 ccache_cpp2=yes 5274 fi 5275 5276 ################################################# 5277 # clang does not support glibc + FORTIFY_SOURCE. 5278 5279 if test "$fortify_source" != "no"; then 5280 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then 5281 fortify_source="no"; 5282 elif test -n "$cxx" && has $cxx && 5283 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then 5284 fortify_source="no"; 5285 else 5286 fortify_source="yes" 5287 fi 5288 fi 5289 5290 ############################################### 5291 # Check if copy_file_range is provided by glibc 5292 have_copy_file_range=no 5293 cat > $TMPC << EOF 5294 #include <unistd.h> 5295 int main(void) { 5296 copy_file_range(0, NULL, 0, NULL, 0, 0); 5297 return 0; 5298 } 5299 EOF 5300 if compile_prog "" "" ; then 5301 have_copy_file_range=yes 5302 fi 5303 5304 ########################################## 5305 # check if struct fsxattr is available via linux/fs.h 5306 5307 have_fsxattr=no 5308 cat > $TMPC << EOF 5309 #include <linux/fs.h> 5310 struct fsxattr foo; 5311 int main(void) { 5312 return 0; 5313 } 5314 EOF 5315 if compile_prog "" "" ; then 5316 have_fsxattr=yes 5317 fi 5318 5319 ########################################## 5320 # check for usable membarrier system call 5321 if test "$membarrier" = "yes"; then 5322 have_membarrier=no 5323 if test "$mingw32" = "yes" ; then 5324 have_membarrier=yes 5325 elif test "$linux" = "yes" ; then 5326 cat > $TMPC << EOF 5327 #include <linux/membarrier.h> 5328 #include <sys/syscall.h> 5329 #include <unistd.h> 5330 #include <stdlib.h> 5331 int main(void) { 5332 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 5333 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 5334 exit(0); 5335 } 5336 EOF 5337 if compile_prog "" "" ; then 5338 have_membarrier=yes 5339 fi 5340 fi 5341 if test "$have_membarrier" = "no"; then 5342 feature_not_found "membarrier" "membarrier system call not available" 5343 fi 5344 else 5345 # Do not enable it by default even for Mingw32, because it doesn't 5346 # work on Wine. 5347 membarrier=no 5348 fi 5349 5350 ########################################## 5351 # check if rtnetlink.h exists and is useful 5352 have_rtnetlink=no 5353 cat > $TMPC << EOF 5354 #include <linux/rtnetlink.h> 5355 int main(void) { 5356 return IFLA_PROTO_DOWN; 5357 } 5358 EOF 5359 if compile_prog "" "" ; then 5360 have_rtnetlink=yes 5361 fi 5362 5363 ########################################## 5364 # check for usable AF_VSOCK environment 5365 have_af_vsock=no 5366 cat > $TMPC << EOF 5367 #include <errno.h> 5368 #include <sys/types.h> 5369 #include <sys/socket.h> 5370 #if !defined(AF_VSOCK) 5371 # error missing AF_VSOCK flag 5372 #endif 5373 #include <linux/vm_sockets.h> 5374 int main(void) { 5375 int sock, ret; 5376 struct sockaddr_vm svm; 5377 socklen_t len = sizeof(svm); 5378 sock = socket(AF_VSOCK, SOCK_STREAM, 0); 5379 ret = getpeername(sock, (struct sockaddr *)&svm, &len); 5380 if ((ret == -1) && (errno == ENOTCONN)) { 5381 return 0; 5382 } 5383 return -1; 5384 } 5385 EOF 5386 if compile_prog "" "" ; then 5387 have_af_vsock=yes 5388 fi 5389 5390 ########################################## 5391 # check for usable AF_ALG environment 5392 have_afalg=no 5393 cat > $TMPC << EOF 5394 #include <errno.h> 5395 #include <sys/types.h> 5396 #include <sys/socket.h> 5397 #include <linux/if_alg.h> 5398 int main(void) { 5399 int sock; 5400 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 5401 return sock; 5402 } 5403 EOF 5404 if compile_prog "" "" ; then 5405 have_afalg=yes 5406 fi 5407 if test "$crypto_afalg" = "yes" 5408 then 5409 if test "$have_afalg" != "yes" 5410 then 5411 error_exit "AF_ALG requested but could not be detected" 5412 fi 5413 fi 5414 5415 5416 ################################################# 5417 # check for sysmacros.h 5418 5419 have_sysmacros=no 5420 cat > $TMPC << EOF 5421 #include <sys/sysmacros.h> 5422 int main(void) { 5423 return makedev(0, 0); 5424 } 5425 EOF 5426 if compile_prog "" "" ; then 5427 have_sysmacros=yes 5428 fi 5429 5430 ########################################## 5431 # check for _Static_assert() 5432 5433 have_static_assert=no 5434 cat > $TMPC << EOF 5435 _Static_assert(1, "success"); 5436 int main(void) { 5437 return 0; 5438 } 5439 EOF 5440 if compile_prog "" "" ; then 5441 have_static_assert=yes 5442 fi 5443 5444 ########################################## 5445 # check for utmpx.h, it is missing e.g. on OpenBSD 5446 5447 have_utmpx=no 5448 cat > $TMPC << EOF 5449 #include <utmpx.h> 5450 struct utmpx user_info; 5451 int main(void) { 5452 return 0; 5453 } 5454 EOF 5455 if compile_prog "" "" ; then 5456 have_utmpx=yes 5457 fi 5458 5459 ########################################## 5460 # check for getrandom() 5461 5462 have_getrandom=no 5463 cat > $TMPC << EOF 5464 #include <sys/random.h> 5465 int main(void) { 5466 return getrandom(0, 0, GRND_NONBLOCK); 5467 } 5468 EOF 5469 if compile_prog "" "" ; then 5470 have_getrandom=yes 5471 fi 5472 5473 ########################################## 5474 # checks for sanitizers 5475 5476 have_asan=no 5477 have_ubsan=no 5478 have_asan_iface_h=no 5479 have_asan_iface_fiber=no 5480 5481 if test "$sanitizers" = "yes" ; then 5482 write_c_skeleton 5483 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then 5484 have_asan=yes 5485 fi 5486 5487 # we could use a simple skeleton for flags checks, but this also 5488 # detect the static linking issue of ubsan, see also: 5489 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285 5490 cat > $TMPC << EOF 5491 #include <stdlib.h> 5492 int main(void) { 5493 void *tmp = malloc(10); 5494 if (tmp != NULL) { 5495 return *(int *)(tmp + 2); 5496 } 5497 return 1; 5498 } 5499 EOF 5500 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then 5501 have_ubsan=yes 5502 fi 5503 5504 if check_include "sanitizer/asan_interface.h" ; then 5505 have_asan_iface_h=yes 5506 fi 5507 5508 cat > $TMPC << EOF 5509 #include <sanitizer/asan_interface.h> 5510 int main(void) { 5511 __sanitizer_start_switch_fiber(0, 0, 0); 5512 return 0; 5513 } 5514 EOF 5515 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then 5516 have_asan_iface_fiber=yes 5517 fi 5518 fi 5519 5520 ########################################## 5521 # checks for fuzzer 5522 if test "$fuzzing" = "yes" && test -z "${LIB_FUZZING_ENGINE+xxx}"; then 5523 write_c_fuzzer_skeleton 5524 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=fuzzer" ""; then 5525 have_fuzzer=yes 5526 else 5527 error_exit "Your compiler doesn't support -fsanitize=fuzzer" 5528 exit 1 5529 fi 5530 fi 5531 5532 # Thread sanitizer is, for now, much noisier than the other sanitizers; 5533 # keep it separate until that is not the case. 5534 if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then 5535 error_exit "TSAN is not supported with other sanitiziers." 5536 fi 5537 have_tsan=no 5538 have_tsan_iface_fiber=no 5539 if test "$tsan" = "yes" ; then 5540 write_c_skeleton 5541 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then 5542 have_tsan=yes 5543 fi 5544 cat > $TMPC << EOF 5545 #include <sanitizer/tsan_interface.h> 5546 int main(void) { 5547 __tsan_create_fiber(0); 5548 return 0; 5549 } 5550 EOF 5551 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then 5552 have_tsan_iface_fiber=yes 5553 fi 5554 fi 5555 5556 ########################################## 5557 # check for libpmem 5558 5559 if test "$libpmem" != "no"; then 5560 if $pkg_config --exists "libpmem"; then 5561 libpmem="yes" 5562 libpmem_libs=$($pkg_config --libs libpmem) 5563 libpmem_cflags=$($pkg_config --cflags libpmem) 5564 else 5565 if test "$libpmem" = "yes" ; then 5566 feature_not_found "libpmem" "Install nvml or pmdk" 5567 fi 5568 libpmem="no" 5569 fi 5570 fi 5571 5572 ########################################## 5573 # check for libdaxctl 5574 5575 if test "$libdaxctl" != "no"; then 5576 if $pkg_config --atleast-version=57 "libdaxctl"; then 5577 libdaxctl="yes" 5578 libdaxctl_libs=$($pkg_config --libs libdaxctl) 5579 libdaxctl_cflags=$($pkg_config --cflags libdaxctl) 5580 else 5581 if test "$libdaxctl" = "yes" ; then 5582 feature_not_found "libdaxctl" "Install libdaxctl" 5583 fi 5584 libdaxctl="no" 5585 fi 5586 fi 5587 5588 ########################################## 5589 # check for slirp 5590 5591 case "$slirp" in 5592 auto | enabled | internal) 5593 # Simpler to always update submodule, even if not needed. 5594 if test -e "${source_path}/.git" && test $git_update = 'yes' ; then 5595 git_submodules="${git_submodules} slirp" 5596 fi 5597 ;; 5598 esac 5599 5600 ########################################## 5601 # check for usable __NR_keyctl syscall 5602 5603 if test "$linux" = "yes" ; then 5604 5605 have_keyring=no 5606 cat > $TMPC << EOF 5607 #include <errno.h> 5608 #include <asm/unistd.h> 5609 #include <linux/keyctl.h> 5610 #include <unistd.h> 5611 int main(void) { 5612 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 5613 } 5614 EOF 5615 if compile_prog "" "" ; then 5616 have_keyring=yes 5617 fi 5618 fi 5619 if test "$secret_keyring" != "no" 5620 then 5621 if test "$have_keyring" = "yes" 5622 then 5623 secret_keyring=yes 5624 else 5625 if test "$secret_keyring" = "yes" 5626 then 5627 error_exit "syscall __NR_keyctl requested, \ 5628 but not implemented on your system" 5629 else 5630 secret_keyring=no 5631 fi 5632 fi 5633 fi 5634 5635 ########################################## 5636 # End of CC checks 5637 # After here, no more $cc or $ld runs 5638 5639 write_c_skeleton 5640 5641 if test "$gcov" = "yes" ; then 5642 : 5643 elif test "$fortify_source" = "yes" ; then 5644 QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS" 5645 debug=no 5646 fi 5647 5648 case "$ARCH" in 5649 alpha) 5650 # Ensure there's only a single GP 5651 QEMU_CFLAGS="-msmall-data $QEMU_CFLAGS" 5652 ;; 5653 esac 5654 5655 if test "$gprof" = "yes" ; then 5656 QEMU_CFLAGS="-p $QEMU_CFLAGS" 5657 QEMU_LDFLAGS="-p $QEMU_LDFLAGS" 5658 fi 5659 5660 if test "$have_asan" = "yes"; then 5661 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS" 5662 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS" 5663 if test "$have_asan_iface_h" = "no" ; then 5664 echo "ASAN build enabled, but ASAN header missing." \ 5665 "Without code annotation, the report may be inferior." 5666 elif test "$have_asan_iface_fiber" = "no" ; then 5667 echo "ASAN build enabled, but ASAN header is too old." \ 5668 "Without code annotation, the report may be inferior." 5669 fi 5670 fi 5671 if test "$have_tsan" = "yes" ; then 5672 if test "$have_tsan_iface_fiber" = "yes" ; then 5673 QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS" 5674 QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS" 5675 else 5676 error_exit "Cannot enable TSAN due to missing fiber annotation interface." 5677 fi 5678 elif test "$tsan" = "yes" ; then 5679 error_exit "Cannot enable TSAN due to missing sanitize thread interface." 5680 fi 5681 if test "$have_ubsan" = "yes"; then 5682 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS" 5683 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS" 5684 fi 5685 5686 ########################################## 5687 # Do we have libnfs 5688 if test "$libnfs" != "no" ; then 5689 if $pkg_config --atleast-version=1.9.3 libnfs; then 5690 libnfs="yes" 5691 libnfs_libs=$($pkg_config --libs libnfs) 5692 else 5693 if test "$libnfs" = "yes" ; then 5694 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3" 5695 fi 5696 libnfs="no" 5697 fi 5698 fi 5699 5700 ########################################## 5701 5702 # Exclude --warn-common with TSan to suppress warnings from the TSan libraries. 5703 if test "$solaris" = "no" && test "$tsan" = "no"; then 5704 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then 5705 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS" 5706 fi 5707 fi 5708 5709 # Use ASLR, no-SEH and DEP if available 5710 if test "$mingw32" = "yes" ; then 5711 flags="--no-seh --nxcompat" 5712 5713 # Disable ASLR for debug builds to allow debugging with gdb 5714 if test "$debug" = "no" ; then 5715 flags="--dynamicbase $flags" 5716 fi 5717 5718 for flag in $flags; do 5719 if ld_has $flag ; then 5720 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS" 5721 fi 5722 done 5723 fi 5724 5725 # We can only support ivshmem if we have eventfd 5726 if [ "$eventfd" = "yes" ]; then 5727 ivshmem=yes 5728 fi 5729 5730 if test "$softmmu" = yes ; then 5731 if test "$linux" = yes; then 5732 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then 5733 virtfs=yes 5734 else 5735 if test "$virtfs" = yes; then 5736 error_exit "VirtFS requires libcap-ng devel and libattr devel" 5737 fi 5738 virtfs=no 5739 fi 5740 else 5741 if test "$virtfs" = yes; then 5742 error_exit "VirtFS is supported only on Linux" 5743 fi 5744 virtfs=no 5745 fi 5746 fi 5747 5748 # Probe for guest agent support/options 5749 5750 if [ "$guest_agent" != "no" ]; then 5751 if [ "$softmmu" = no -a "$want_tools" = no ] ; then 5752 guest_agent=no 5753 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then 5754 guest_agent=yes 5755 elif [ "$guest_agent" != yes ]; then 5756 guest_agent=no 5757 else 5758 error_exit "Guest agent is not supported on this platform" 5759 fi 5760 fi 5761 5762 # Guest agent Window MSI package 5763 5764 if test "$guest_agent" != yes; then 5765 if test "$guest_agent_msi" = yes; then 5766 error_exit "MSI guest agent package requires guest agent enabled" 5767 fi 5768 guest_agent_msi=no 5769 elif test "$mingw32" != "yes"; then 5770 if test "$guest_agent_msi" = "yes"; then 5771 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation" 5772 fi 5773 guest_agent_msi=no 5774 elif ! has wixl; then 5775 if test "$guest_agent_msi" = "yes"; then 5776 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )" 5777 fi 5778 guest_agent_msi=no 5779 else 5780 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't 5781 # disabled explicitly 5782 if test "$guest_agent_msi" != "no"; then 5783 guest_agent_msi=yes 5784 fi 5785 fi 5786 5787 if test "$guest_agent_msi" = "yes"; then 5788 if test "$guest_agent_with_vss" = "yes"; then 5789 QEMU_GA_MSI_WITH_VSS="-D InstallVss" 5790 fi 5791 5792 if test "$QEMU_GA_MANUFACTURER" = ""; then 5793 QEMU_GA_MANUFACTURER=QEMU 5794 fi 5795 5796 if test "$QEMU_GA_DISTRO" = ""; then 5797 QEMU_GA_DISTRO=Linux 5798 fi 5799 5800 if test "$QEMU_GA_VERSION" = ""; then 5801 QEMU_GA_VERSION=$(cat $source_path/VERSION) 5802 fi 5803 5804 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin" 5805 5806 case "$cpu" in 5807 x86_64) 5808 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64" 5809 ;; 5810 i386) 5811 QEMU_GA_MSI_ARCH="-D Arch=32" 5812 ;; 5813 *) 5814 error_exit "CPU $cpu not supported for building installation package" 5815 ;; 5816 esac 5817 fi 5818 5819 # Mac OS X ships with a broken assembler 5820 roms= 5821 if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \ 5822 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \ 5823 test "$targetos" != "Haiku" && test "$softmmu" = yes ; then 5824 # Different host OS linkers have different ideas about the name of the ELF 5825 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd 5826 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe. 5827 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do 5828 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then 5829 ld_i386_emulation="$emu" 5830 roms="optionrom" 5831 break 5832 fi 5833 done 5834 fi 5835 5836 # Only build s390-ccw bios if we're on s390x and the compiler has -march=z900 5837 if test "$cpu" = "s390x" ; then 5838 write_c_skeleton 5839 if compile_prog "-march=z900" ""; then 5840 roms="$roms s390-ccw" 5841 # SLOF is required for building the s390-ccw firmware on s390x, 5842 # since it is using the libnet code from SLOF for network booting. 5843 if test -e "${source_path}/.git" ; then 5844 git_submodules="${git_submodules} roms/SLOF" 5845 fi 5846 fi 5847 fi 5848 5849 # Check that the C++ compiler exists and works with the C compiler. 5850 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added. 5851 if has $cxx; then 5852 cat > $TMPC <<EOF 5853 int c_function(void); 5854 int main(void) { return c_function(); } 5855 EOF 5856 5857 compile_object 5858 5859 cat > $TMPCXX <<EOF 5860 extern "C" { 5861 int c_function(void); 5862 } 5863 int c_function(void) { return 42; } 5864 EOF 5865 5866 update_cxxflags 5867 5868 if do_cxx $CXXFLAGS $CONFIGURE_CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then 5869 # C++ compiler $cxx works ok with C compiler $cc 5870 : 5871 else 5872 echo "C++ compiler $cxx does not work with C compiler $cc" 5873 echo "Disabling C++ specific optional code" 5874 cxx= 5875 fi 5876 else 5877 echo "No C++ compiler available; disabling C++ specific optional code" 5878 cxx= 5879 fi 5880 5881 if test $git_update = 'yes' ; then 5882 (cd "${source_path}" && GIT="$git" "./scripts/git-submodule.sh" update "$git_submodules") 5883 fi 5884 5885 config_host_mak="config-host.mak" 5886 5887 echo "# Automatically generated by configure - do not modify" > $config_host_mak 5888 echo >> $config_host_mak 5889 5890 echo all: >> $config_host_mak 5891 echo "GIT=$git" >> $config_host_mak 5892 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak 5893 echo "GIT_UPDATE=$git_update" >> $config_host_mak 5894 5895 echo "ARCH=$ARCH" >> $config_host_mak 5896 5897 if test "$default_devices" = "yes" ; then 5898 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak 5899 else 5900 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak 5901 fi 5902 if test "$debug_tcg" = "yes" ; then 5903 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak 5904 fi 5905 if test "$strip_opt" = "yes" ; then 5906 echo "STRIP=${strip}" >> $config_host_mak 5907 fi 5908 if test "$bigendian" = "yes" ; then 5909 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak 5910 fi 5911 if test "$mingw32" = "yes" ; then 5912 echo "CONFIG_WIN32=y" >> $config_host_mak 5913 rc_version=$(cat $source_path/VERSION) 5914 version_major=${rc_version%%.*} 5915 rc_version=${rc_version#*.} 5916 version_minor=${rc_version%%.*} 5917 rc_version=${rc_version#*.} 5918 version_subminor=${rc_version%%.*} 5919 version_micro=0 5920 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak 5921 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak 5922 if test "$guest_agent_with_vss" = "yes" ; then 5923 echo "CONFIG_QGA_VSS=y" >> $config_host_mak 5924 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak 5925 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak 5926 fi 5927 if test "$guest_agent_ntddscsi" = "yes" ; then 5928 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak 5929 fi 5930 if test "$guest_agent_msi" = "yes"; then 5931 echo "CONFIG_QGA_MSI=y" >> $config_host_mak 5932 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak 5933 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak 5934 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak 5935 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak 5936 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak 5937 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak 5938 fi 5939 else 5940 echo "CONFIG_POSIX=y" >> $config_host_mak 5941 fi 5942 5943 if test "$linux" = "yes" ; then 5944 echo "CONFIG_LINUX=y" >> $config_host_mak 5945 fi 5946 5947 if test "$darwin" = "yes" ; then 5948 echo "CONFIG_DARWIN=y" >> $config_host_mak 5949 fi 5950 5951 if test "$solaris" = "yes" ; then 5952 echo "CONFIG_SOLARIS=y" >> $config_host_mak 5953 fi 5954 if test "$haiku" = "yes" ; then 5955 echo "CONFIG_HAIKU=y" >> $config_host_mak 5956 fi 5957 if test "$static" = "yes" ; then 5958 echo "CONFIG_STATIC=y" >> $config_host_mak 5959 fi 5960 if test "$profiler" = "yes" ; then 5961 echo "CONFIG_PROFILER=y" >> $config_host_mak 5962 fi 5963 if test "$want_tools" = "yes" ; then 5964 echo "CONFIG_TOOLS=y" >> $config_host_mak 5965 fi 5966 if test "$guest_agent" = "yes" ; then 5967 echo "CONFIG_GUEST_AGENT=y" >> $config_host_mak 5968 fi 5969 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak 5970 if test "$vde" = "yes" ; then 5971 echo "CONFIG_VDE=y" >> $config_host_mak 5972 echo "VDE_LIBS=$vde_libs" >> $config_host_mak 5973 fi 5974 if test "$netmap" = "yes" ; then 5975 echo "CONFIG_NETMAP=y" >> $config_host_mak 5976 fi 5977 if test "$l2tpv3" = "yes" ; then 5978 echo "CONFIG_L2TPV3=y" >> $config_host_mak 5979 fi 5980 if test "$gprof" = "yes" ; then 5981 echo "CONFIG_GPROF=y" >> $config_host_mak 5982 fi 5983 if test "$cap_ng" = "yes" ; then 5984 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak 5985 echo "LIBCAP_NG_LIBS=$cap_libs" >> $config_host_mak 5986 fi 5987 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak 5988 for drv in $audio_drv_list; do 5989 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]') 5990 echo "$def=y" >> $config_host_mak 5991 done 5992 if test "$alsa" = "yes" ; then 5993 echo "CONFIG_ALSA=y" >> $config_host_mak 5994 fi 5995 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak 5996 echo "ALSA_CFLAGS=$alsa_cflags" >> $config_host_mak 5997 if test "$libpulse" = "yes" ; then 5998 echo "CONFIG_LIBPULSE=y" >> $config_host_mak 5999 fi 6000 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak 6001 echo "PULSE_CFLAGS=$pulse_cflags" >> $config_host_mak 6002 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak 6003 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak 6004 echo "OSS_LIBS=$oss_libs" >> $config_host_mak 6005 if test "$libjack" = "yes" ; then 6006 echo "CONFIG_LIBJACK=y" >> $config_host_mak 6007 fi 6008 echo "JACK_LIBS=$jack_libs" >> $config_host_mak 6009 if test "$audio_win_int" = "yes" ; then 6010 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak 6011 fi 6012 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak 6013 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak 6014 if test "$xfs" = "yes" ; then 6015 echo "CONFIG_XFS=y" >> $config_host_mak 6016 fi 6017 qemu_version=$(head $source_path/VERSION) 6018 echo "PKGVERSION=$pkgversion" >>$config_host_mak 6019 echo "SRC_PATH=$source_path" >> $config_host_mak 6020 echo "TARGET_DIRS=$target_list" >> $config_host_mak 6021 if test "$modules" = "yes"; then 6022 # $shacmd can generate a hash started with digit, which the compiler doesn't 6023 # like as an symbol. So prefix it with an underscore 6024 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak 6025 echo "CONFIG_MODULES=y" >> $config_host_mak 6026 fi 6027 if test "$module_upgrades" = "yes"; then 6028 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak 6029 fi 6030 if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then 6031 echo "CONFIG_X11=y" >> $config_host_mak 6032 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak 6033 echo "X11_LIBS=$x11_libs" >> $config_host_mak 6034 fi 6035 if test "$pipe2" = "yes" ; then 6036 echo "CONFIG_PIPE2=y" >> $config_host_mak 6037 fi 6038 if test "$accept4" = "yes" ; then 6039 echo "CONFIG_ACCEPT4=y" >> $config_host_mak 6040 fi 6041 if test "$splice" = "yes" ; then 6042 echo "CONFIG_SPLICE=y" >> $config_host_mak 6043 fi 6044 if test "$eventfd" = "yes" ; then 6045 echo "CONFIG_EVENTFD=y" >> $config_host_mak 6046 fi 6047 if test "$memfd" = "yes" ; then 6048 echo "CONFIG_MEMFD=y" >> $config_host_mak 6049 fi 6050 if test "$have_usbfs" = "yes" ; then 6051 echo "CONFIG_USBFS=y" >> $config_host_mak 6052 fi 6053 if test "$fallocate" = "yes" ; then 6054 echo "CONFIG_FALLOCATE=y" >> $config_host_mak 6055 fi 6056 if test "$fallocate_punch_hole" = "yes" ; then 6057 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak 6058 fi 6059 if test "$fallocate_zero_range" = "yes" ; then 6060 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak 6061 fi 6062 if test "$posix_fallocate" = "yes" ; then 6063 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak 6064 fi 6065 if test "$sync_file_range" = "yes" ; then 6066 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak 6067 fi 6068 if test "$fiemap" = "yes" ; then 6069 echo "CONFIG_FIEMAP=y" >> $config_host_mak 6070 fi 6071 if test "$dup3" = "yes" ; then 6072 echo "CONFIG_DUP3=y" >> $config_host_mak 6073 fi 6074 if test "$ppoll" = "yes" ; then 6075 echo "CONFIG_PPOLL=y" >> $config_host_mak 6076 fi 6077 if test "$prctl_pr_set_timerslack" = "yes" ; then 6078 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak 6079 fi 6080 if test "$epoll" = "yes" ; then 6081 echo "CONFIG_EPOLL=y" >> $config_host_mak 6082 fi 6083 if test "$epoll_create1" = "yes" ; then 6084 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak 6085 fi 6086 if test "$sendfile" = "yes" ; then 6087 echo "CONFIG_SENDFILE=y" >> $config_host_mak 6088 fi 6089 if test "$timerfd" = "yes" ; then 6090 echo "CONFIG_TIMERFD=y" >> $config_host_mak 6091 fi 6092 if test "$setns" = "yes" ; then 6093 echo "CONFIG_SETNS=y" >> $config_host_mak 6094 fi 6095 if test "$clock_adjtime" = "yes" ; then 6096 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak 6097 fi 6098 if test "$syncfs" = "yes" ; then 6099 echo "CONFIG_SYNCFS=y" >> $config_host_mak 6100 fi 6101 if test "$inotify" = "yes" ; then 6102 echo "CONFIG_INOTIFY=y" >> $config_host_mak 6103 fi 6104 if test "$inotify1" = "yes" ; then 6105 echo "CONFIG_INOTIFY1=y" >> $config_host_mak 6106 fi 6107 if test "$sem_timedwait" = "yes" ; then 6108 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak 6109 fi 6110 if test "$strchrnul" = "yes" ; then 6111 echo "HAVE_STRCHRNUL=y" >> $config_host_mak 6112 fi 6113 if test "$st_atim" = "yes" ; then 6114 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak 6115 fi 6116 if test "$byteswap_h" = "yes" ; then 6117 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak 6118 fi 6119 if test "$bswap_h" = "yes" ; then 6120 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak 6121 fi 6122 if test "$curl" = "yes" ; then 6123 echo "CONFIG_CURL=y" >> $config_host_mak 6124 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak 6125 echo "CURL_LIBS=$curl_libs" >> $config_host_mak 6126 fi 6127 if test "$brlapi" = "yes" ; then 6128 echo "CONFIG_BRLAPI=y" >> $config_host_mak 6129 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak 6130 fi 6131 if test "$gtk" = "yes" ; then 6132 echo "CONFIG_GTK=y" >> $config_host_mak 6133 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak 6134 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak 6135 if test "$gtk_gl" = "yes" ; then 6136 echo "CONFIG_GTK_GL=y" >> $config_host_mak 6137 fi 6138 fi 6139 if test "$gio" = "yes" ; then 6140 echo "CONFIG_GIO=y" >> $config_host_mak 6141 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak 6142 echo "GIO_LIBS=$gio_libs" >> $config_host_mak 6143 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak 6144 fi 6145 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak 6146 if test "$gnutls" = "yes" ; then 6147 echo "CONFIG_GNUTLS=y" >> $config_host_mak 6148 echo "GNUTLS_CFLAGS=$gnutls_cflags" >> $config_host_mak 6149 echo "GNUTLS_LIBS=$gnutls_libs" >> $config_host_mak 6150 fi 6151 if test "$gcrypt" = "yes" ; then 6152 echo "CONFIG_GCRYPT=y" >> $config_host_mak 6153 if test "$gcrypt_hmac" = "yes" ; then 6154 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak 6155 fi 6156 echo "GCRYPT_CFLAGS=$gcrypt_cflags" >> $config_host_mak 6157 echo "GCRYPT_LIBS=$gcrypt_libs" >> $config_host_mak 6158 fi 6159 if test "$nettle" = "yes" ; then 6160 echo "CONFIG_NETTLE=y" >> $config_host_mak 6161 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak 6162 echo "NETTLE_CFLAGS=$nettle_cflags" >> $config_host_mak 6163 echo "NETTLE_LIBS=$nettle_libs" >> $config_host_mak 6164 fi 6165 if test "$qemu_private_xts" = "yes" ; then 6166 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak 6167 fi 6168 if test "$tasn1" = "yes" ; then 6169 echo "CONFIG_TASN1=y" >> $config_host_mak 6170 fi 6171 if test "$auth_pam" = "yes" ; then 6172 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak 6173 fi 6174 if test "$have_broken_size_max" = "yes" ; then 6175 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak 6176 fi 6177 if test "$have_openpty" = "yes" ; then 6178 echo "HAVE_OPENPTY=y" >> $config_host_mak 6179 fi 6180 6181 # Work around a system header bug with some kernel/XFS header 6182 # versions where they both try to define 'struct fsxattr': 6183 # xfs headers will not try to redefine structs from linux headers 6184 # if this macro is set. 6185 if test "$have_fsxattr" = "yes" ; then 6186 echo "HAVE_FSXATTR=y" >> $config_host_mak 6187 fi 6188 if test "$have_copy_file_range" = "yes" ; then 6189 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak 6190 fi 6191 if test "$vte" = "yes" ; then 6192 echo "CONFIG_VTE=y" >> $config_host_mak 6193 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak 6194 echo "VTE_LIBS=$vte_libs" >> $config_host_mak 6195 fi 6196 if test "$virglrenderer" = "yes" ; then 6197 echo "CONFIG_VIRGL=y" >> $config_host_mak 6198 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak 6199 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak 6200 fi 6201 if test "$xen" = "enabled" ; then 6202 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak 6203 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak 6204 echo "XEN_CFLAGS=$xen_cflags" >> $config_host_mak 6205 echo "XEN_LIBS=$xen_libs" >> $config_host_mak 6206 fi 6207 if test "$linux_aio" = "yes" ; then 6208 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak 6209 fi 6210 if test "$linux_io_uring" = "yes" ; then 6211 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak 6212 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak 6213 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak 6214 fi 6215 if test "$attr" = "yes" ; then 6216 echo "CONFIG_ATTR=y" >> $config_host_mak 6217 echo "LIBATTR_LIBS=$libattr_libs" >> $config_host_mak 6218 fi 6219 if test "$libattr" = "yes" ; then 6220 echo "CONFIG_LIBATTR=y" >> $config_host_mak 6221 fi 6222 if test "$virtfs" = "yes" ; then 6223 echo "CONFIG_VIRTFS=y" >> $config_host_mak 6224 fi 6225 if test "$vhost_scsi" = "yes" ; then 6226 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak 6227 fi 6228 if test "$vhost_net" = "yes" ; then 6229 echo "CONFIG_VHOST_NET=y" >> $config_host_mak 6230 fi 6231 if test "$vhost_net_user" = "yes" ; then 6232 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak 6233 fi 6234 if test "$vhost_net_vdpa" = "yes" ; then 6235 echo "CONFIG_VHOST_NET_VDPA=y" >> $config_host_mak 6236 fi 6237 if test "$vhost_crypto" = "yes" ; then 6238 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak 6239 fi 6240 if test "$vhost_vsock" = "yes" ; then 6241 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak 6242 if test "$vhost_user" = "yes" ; then 6243 echo "CONFIG_VHOST_USER_VSOCK=y" >> $config_host_mak 6244 fi 6245 fi 6246 if test "$vhost_kernel" = "yes" ; then 6247 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak 6248 fi 6249 if test "$vhost_user" = "yes" ; then 6250 echo "CONFIG_VHOST_USER=y" >> $config_host_mak 6251 fi 6252 if test "$vhost_vdpa" = "yes" ; then 6253 echo "CONFIG_VHOST_VDPA=y" >> $config_host_mak 6254 fi 6255 if test "$vhost_user_fs" = "yes" ; then 6256 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak 6257 fi 6258 if test "$iovec" = "yes" ; then 6259 echo "CONFIG_IOVEC=y" >> $config_host_mak 6260 fi 6261 if test "$preadv" = "yes" ; then 6262 echo "CONFIG_PREADV=y" >> $config_host_mak 6263 fi 6264 if test "$membarrier" = "yes" ; then 6265 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak 6266 fi 6267 if test "$signalfd" = "yes" ; then 6268 echo "CONFIG_SIGNALFD=y" >> $config_host_mak 6269 fi 6270 if test "$optreset" = "yes" ; then 6271 echo "HAVE_OPTRESET=y" >> $config_host_mak 6272 fi 6273 if test "$tcg" = "enabled"; then 6274 if test "$tcg_interpreter" = "yes" ; then 6275 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak 6276 fi 6277 fi 6278 if test "$fdatasync" = "yes" ; then 6279 echo "CONFIG_FDATASYNC=y" >> $config_host_mak 6280 fi 6281 if test "$madvise" = "yes" ; then 6282 echo "CONFIG_MADVISE=y" >> $config_host_mak 6283 fi 6284 if test "$posix_madvise" = "yes" ; then 6285 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak 6286 fi 6287 if test "$posix_memalign" = "yes" ; then 6288 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak 6289 fi 6290 if test "$spice" = "yes" ; then 6291 echo "CONFIG_SPICE=y" >> $config_host_mak 6292 echo "SPICE_CFLAGS=$spice_cflags" >> $config_host_mak 6293 echo "SPICE_LIBS=$spice_libs" >> $config_host_mak 6294 fi 6295 6296 if test "$smartcard" = "yes" ; then 6297 echo "CONFIG_SMARTCARD=y" >> $config_host_mak 6298 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak 6299 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak 6300 fi 6301 6302 if test "$libusb" = "yes" ; then 6303 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak 6304 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak 6305 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak 6306 fi 6307 6308 if test "$usb_redir" = "yes" ; then 6309 echo "CONFIG_USB_REDIR=y" >> $config_host_mak 6310 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak 6311 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak 6312 fi 6313 6314 if test "$opengl" = "yes" ; then 6315 echo "CONFIG_OPENGL=y" >> $config_host_mak 6316 echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak 6317 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak 6318 if test "$opengl_dmabuf" = "yes" ; then 6319 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak 6320 fi 6321 fi 6322 6323 if test "$gbm" = "yes" ; then 6324 echo "CONFIG_GBM=y" >> $config_host_mak 6325 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak 6326 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak 6327 fi 6328 6329 6330 if test "$avx2_opt" = "yes" ; then 6331 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak 6332 fi 6333 6334 if test "$avx512f_opt" = "yes" ; then 6335 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak 6336 fi 6337 6338 if test "$lzo" = "yes" ; then 6339 echo "CONFIG_LZO=y" >> $config_host_mak 6340 echo "LZO_LIBS=$lzo_libs" >> $config_host_mak 6341 fi 6342 6343 if test "$snappy" = "yes" ; then 6344 echo "CONFIG_SNAPPY=y" >> $config_host_mak 6345 echo "SNAPPY_LIBS=$snappy_libs" >> $config_host_mak 6346 fi 6347 6348 if test "$bzip2" = "yes" ; then 6349 echo "CONFIG_BZIP2=y" >> $config_host_mak 6350 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak 6351 fi 6352 6353 if test "$lzfse" = "yes" ; then 6354 echo "CONFIG_LZFSE=y" >> $config_host_mak 6355 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak 6356 fi 6357 6358 if test "$zstd" = "yes" ; then 6359 echo "CONFIG_ZSTD=y" >> $config_host_mak 6360 echo "ZSTD_CFLAGS=$zstd_cflags" >> $config_host_mak 6361 echo "ZSTD_LIBS=$zstd_libs" >> $config_host_mak 6362 fi 6363 6364 if test "$libiscsi" = "yes" ; then 6365 echo "CONFIG_LIBISCSI=y" >> $config_host_mak 6366 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak 6367 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak 6368 fi 6369 6370 if test "$libnfs" = "yes" ; then 6371 echo "CONFIG_LIBNFS=y" >> $config_host_mak 6372 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak 6373 fi 6374 6375 if test "$seccomp" = "yes"; then 6376 echo "CONFIG_SECCOMP=y" >> $config_host_mak 6377 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak 6378 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak 6379 fi 6380 6381 # XXX: suppress that 6382 if [ "$bsd" = "yes" ] ; then 6383 echo "CONFIG_BSD=y" >> $config_host_mak 6384 fi 6385 6386 if test "$qom_cast_debug" = "yes" ; then 6387 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak 6388 fi 6389 if test "$rbd" = "yes" ; then 6390 echo "CONFIG_RBD=y" >> $config_host_mak 6391 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak 6392 fi 6393 6394 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak 6395 if test "$coroutine_pool" = "yes" ; then 6396 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak 6397 else 6398 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak 6399 fi 6400 6401 if test "$debug_stack_usage" = "yes" ; then 6402 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak 6403 fi 6404 6405 if test "$crypto_afalg" = "yes" ; then 6406 echo "CONFIG_AF_ALG=y" >> $config_host_mak 6407 fi 6408 6409 if test "$open_by_handle_at" = "yes" ; then 6410 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak 6411 fi 6412 6413 if test "$linux_magic_h" = "yes" ; then 6414 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak 6415 fi 6416 6417 if test "$valgrind_h" = "yes" ; then 6418 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak 6419 fi 6420 6421 if test "$have_asan_iface_fiber" = "yes" ; then 6422 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak 6423 fi 6424 6425 if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then 6426 echo "CONFIG_TSAN=y" >> $config_host_mak 6427 fi 6428 6429 if test "$has_environ" = "yes" ; then 6430 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak 6431 fi 6432 6433 if test "$cpuid_h" = "yes" ; then 6434 echo "CONFIG_CPUID_H=y" >> $config_host_mak 6435 fi 6436 6437 if test "$int128" = "yes" ; then 6438 echo "CONFIG_INT128=y" >> $config_host_mak 6439 fi 6440 6441 if test "$atomic128" = "yes" ; then 6442 echo "CONFIG_ATOMIC128=y" >> $config_host_mak 6443 fi 6444 6445 if test "$cmpxchg128" = "yes" ; then 6446 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak 6447 fi 6448 6449 if test "$atomic64" = "yes" ; then 6450 echo "CONFIG_ATOMIC64=y" >> $config_host_mak 6451 fi 6452 6453 if test "$attralias" = "yes" ; then 6454 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak 6455 fi 6456 6457 if test "$getauxval" = "yes" ; then 6458 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak 6459 fi 6460 6461 if test "$glusterfs" = "yes" ; then 6462 echo "CONFIG_GLUSTERFS=y" >> $config_host_mak 6463 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak 6464 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak 6465 fi 6466 6467 if test "$glusterfs_xlator_opt" = "yes" ; then 6468 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak 6469 fi 6470 6471 if test "$glusterfs_discard" = "yes" ; then 6472 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak 6473 fi 6474 6475 if test "$glusterfs_fallocate" = "yes" ; then 6476 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak 6477 fi 6478 6479 if test "$glusterfs_zerofill" = "yes" ; then 6480 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak 6481 fi 6482 6483 if test "$glusterfs_ftruncate_has_stat" = "yes" ; then 6484 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak 6485 fi 6486 6487 if test "$glusterfs_iocb_has_stat" = "yes" ; then 6488 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak 6489 fi 6490 6491 if test "$libssh" = "yes" ; then 6492 echo "CONFIG_LIBSSH=y" >> $config_host_mak 6493 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak 6494 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak 6495 fi 6496 6497 if test "$live_block_migration" = "yes" ; then 6498 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak 6499 fi 6500 6501 if test "$tpm" = "yes"; then 6502 echo 'CONFIG_TPM=y' >> $config_host_mak 6503 fi 6504 6505 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak 6506 if have_backend "nop"; then 6507 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak 6508 fi 6509 if have_backend "simple"; then 6510 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak 6511 # Set the appropriate trace file. 6512 trace_file="\"$trace_file-\" FMT_pid" 6513 fi 6514 if have_backend "log"; then 6515 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak 6516 fi 6517 if have_backend "ust"; then 6518 echo "CONFIG_TRACE_UST=y" >> $config_host_mak 6519 echo "LTTNG_UST_LIBS=$lttng_ust_libs" >> $config_host_mak 6520 echo "URCU_BP_LIBS=$urcu_bp_libs" >> $config_host_mak 6521 fi 6522 if have_backend "dtrace"; then 6523 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak 6524 if test "$trace_backend_stap" = "yes" ; then 6525 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak 6526 fi 6527 fi 6528 if have_backend "ftrace"; then 6529 if test "$linux" = "yes" ; then 6530 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak 6531 else 6532 feature_not_found "ftrace(trace backend)" "ftrace requires Linux" 6533 fi 6534 fi 6535 if have_backend "syslog"; then 6536 if test "$posix_syslog" = "yes" ; then 6537 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak 6538 else 6539 feature_not_found "syslog(trace backend)" "syslog not available" 6540 fi 6541 fi 6542 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak 6543 6544 if test "$rdma" = "yes" ; then 6545 echo "CONFIG_RDMA=y" >> $config_host_mak 6546 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak 6547 fi 6548 6549 if test "$pvrdma" = "yes" ; then 6550 echo "CONFIG_PVRDMA=y" >> $config_host_mak 6551 fi 6552 6553 if test "$have_rtnetlink" = "yes" ; then 6554 echo "CONFIG_RTNETLINK=y" >> $config_host_mak 6555 fi 6556 6557 if test "$libxml2" = "yes" ; then 6558 echo "CONFIG_LIBXML2=y" >> $config_host_mak 6559 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak 6560 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak 6561 fi 6562 6563 if test "$replication" = "yes" ; then 6564 echo "CONFIG_REPLICATION=y" >> $config_host_mak 6565 fi 6566 6567 if test "$have_af_vsock" = "yes" ; then 6568 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak 6569 fi 6570 6571 if test "$have_sysmacros" = "yes" ; then 6572 echo "CONFIG_SYSMACROS=y" >> $config_host_mak 6573 fi 6574 6575 if test "$have_static_assert" = "yes" ; then 6576 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak 6577 fi 6578 6579 if test "$have_utmpx" = "yes" ; then 6580 echo "HAVE_UTMPX=y" >> $config_host_mak 6581 fi 6582 if test "$have_getrandom" = "yes" ; then 6583 echo "CONFIG_GETRANDOM=y" >> $config_host_mak 6584 fi 6585 if test "$ivshmem" = "yes" ; then 6586 echo "CONFIG_IVSHMEM=y" >> $config_host_mak 6587 fi 6588 if test "$debug_mutex" = "yes" ; then 6589 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak 6590 fi 6591 6592 # Hold two types of flag: 6593 # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on 6594 # a thread we have a handle to 6595 # CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular 6596 # platform 6597 if test "$pthread_setname_np_w_tid" = "yes" ; then 6598 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak 6599 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak 6600 elif test "$pthread_setname_np_wo_tid" = "yes" ; then 6601 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak 6602 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak 6603 fi 6604 6605 if test "$libpmem" = "yes" ; then 6606 echo "CONFIG_LIBPMEM=y" >> $config_host_mak 6607 echo "LIBPMEM_LIBS=$libpmem_libs" >> $config_host_mak 6608 echo "LIBPMEM_CFLAGS=$libpmem_cflags" >> $config_host_mak 6609 fi 6610 6611 if test "$libdaxctl" = "yes" ; then 6612 echo "CONFIG_LIBDAXCTL=y" >> $config_host_mak 6613 echo "LIBDAXCTL_LIBS=$libdaxctl_libs" >> $config_host_mak 6614 fi 6615 6616 if test "$bochs" = "yes" ; then 6617 echo "CONFIG_BOCHS=y" >> $config_host_mak 6618 fi 6619 if test "$cloop" = "yes" ; then 6620 echo "CONFIG_CLOOP=y" >> $config_host_mak 6621 fi 6622 if test "$dmg" = "yes" ; then 6623 echo "CONFIG_DMG=y" >> $config_host_mak 6624 fi 6625 if test "$qcow1" = "yes" ; then 6626 echo "CONFIG_QCOW1=y" >> $config_host_mak 6627 fi 6628 if test "$vdi" = "yes" ; then 6629 echo "CONFIG_VDI=y" >> $config_host_mak 6630 fi 6631 if test "$vvfat" = "yes" ; then 6632 echo "CONFIG_VVFAT=y" >> $config_host_mak 6633 fi 6634 if test "$qed" = "yes" ; then 6635 echo "CONFIG_QED=y" >> $config_host_mak 6636 fi 6637 if test "$parallels" = "yes" ; then 6638 echo "CONFIG_PARALLELS=y" >> $config_host_mak 6639 fi 6640 if test "$sheepdog" = "yes" ; then 6641 add_to deprecated_features "sheepdog" 6642 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak 6643 fi 6644 if test "$have_mlockall" = "yes" ; then 6645 echo "HAVE_MLOCKALL=y" >> $config_host_mak 6646 fi 6647 if test "$fuzzing" = "yes" ; then 6648 # If LIB_FUZZING_ENGINE is set, assume we are running on OSS-Fuzz, and the 6649 # needed CFLAGS have already been provided 6650 if test -z "${LIB_FUZZING_ENGINE+xxx}" ; then 6651 QEMU_CFLAGS="$QEMU_CFLAGS -fsanitize=fuzzer-no-link" 6652 FUZZ_EXE_LDFLAGS="-fsanitize=fuzzer" 6653 else 6654 FUZZ_EXE_LDFLAGS="$LIB_FUZZING_ENGINE" 6655 fi 6656 fi 6657 6658 if test "$plugins" = "yes" ; then 6659 echo "CONFIG_PLUGIN=y" >> $config_host_mak 6660 # Copy the export object list to the build dir 6661 if test "$ld_dynamic_list" = "yes" ; then 6662 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak 6663 ld_symbols=qemu-plugins-ld.symbols 6664 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols 6665 elif test "$ld_exported_symbols_list" = "yes" ; then 6666 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak 6667 ld64_symbols=qemu-plugins-ld64.symbols 6668 echo "# Automatically generated by configure - do not modify" > $ld64_symbols 6669 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \ 6670 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols 6671 else 6672 error_exit \ 6673 "If \$plugins=yes, either \$ld_dynamic_list or " \ 6674 "\$ld_exported_symbols_list should have been set to 'yes'." 6675 fi 6676 fi 6677 6678 if test -n "$gdb_bin" ; then 6679 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 6680 fi 6681 6682 if test "$secret_keyring" = "yes" ; then 6683 echo "CONFIG_SECRET_KEYRING=y" >> $config_host_mak 6684 fi 6685 6686 echo "ROMS=$roms" >> $config_host_mak 6687 echo "MAKE=$make" >> $config_host_mak 6688 echo "PYTHON=$python" >> $config_host_mak 6689 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 6690 echo "MESON=$meson" >> $config_host_mak 6691 echo "NINJA=$ninja" >> $config_host_mak 6692 echo "CC=$cc" >> $config_host_mak 6693 if $iasl -h > /dev/null 2>&1; then 6694 echo "CONFIG_IASL=$iasl" >> $config_host_mak 6695 fi 6696 echo "CXX=$cxx" >> $config_host_mak 6697 echo "OBJCC=$objcc" >> $config_host_mak 6698 echo "AR=$ar" >> $config_host_mak 6699 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak 6700 echo "AS=$as" >> $config_host_mak 6701 echo "CCAS=$ccas" >> $config_host_mak 6702 echo "CPP=$cpp" >> $config_host_mak 6703 echo "OBJCOPY=$objcopy" >> $config_host_mak 6704 echo "LD=$ld" >> $config_host_mak 6705 echo "RANLIB=$ranlib" >> $config_host_mak 6706 echo "NM=$nm" >> $config_host_mak 6707 echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak 6708 echo "WINDRES=$windres" >> $config_host_mak 6709 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak 6710 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak 6711 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak 6712 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak 6713 echo "GLIB_LIBS=$glib_libs" >> $config_host_mak 6714 echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak 6715 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak 6716 echo "EXESUF=$EXESUF" >> $config_host_mak 6717 echo "HOST_DSOSUF=$HOST_DSOSUF" >> $config_host_mak 6718 echo "LIBS_QGA=$libs_qga" >> $config_host_mak 6719 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak 6720 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak 6721 if test "$gcov" = "yes" ; then 6722 echo "CONFIG_GCOV=y" >> $config_host_mak 6723 fi 6724 6725 if test "$fuzzing" != "no"; then 6726 echo "CONFIG_FUZZ=y" >> $config_host_mak 6727 fi 6728 echo "FUZZ_EXE_LDFLAGS=$FUZZ_EXE_LDFLAGS" >> $config_host_mak 6729 6730 if test "$rng_none" = "yes"; then 6731 echo "CONFIG_RNG_NONE=y" >> $config_host_mak 6732 fi 6733 6734 # use included Linux headers 6735 if test "$linux" = "yes" ; then 6736 mkdir -p linux-headers 6737 case "$cpu" in 6738 i386|x86_64|x32) 6739 linux_arch=x86 6740 ;; 6741 ppc|ppc64|ppc64le) 6742 linux_arch=powerpc 6743 ;; 6744 s390x) 6745 linux_arch=s390 6746 ;; 6747 aarch64) 6748 linux_arch=arm64 6749 ;; 6750 mips64) 6751 linux_arch=mips 6752 ;; 6753 *) 6754 # For most CPUs the kernel architecture name and QEMU CPU name match. 6755 linux_arch="$cpu" 6756 ;; 6757 esac 6758 # For non-KVM architectures we will not have asm headers 6759 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then 6760 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 6761 fi 6762 fi 6763 6764 for target in $target_list; do 6765 target_dir="$target" 6766 target_name=$(echo $target | cut -d '-' -f 1) 6767 mkdir -p $target_dir 6768 case $target in 6769 *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;; 6770 *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;; 6771 esac 6772 done 6773 6774 echo "CONFIG_QEMU_INTERP_PREFIX=$interp_prefix" | sed 's/%M/@0@/' >> $config_host_mak 6775 if test "$default_targets" = "yes"; then 6776 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 6777 fi 6778 6779 if test "$numa" = "yes"; then 6780 echo "CONFIG_NUMA=y" >> $config_host_mak 6781 echo "NUMA_LIBS=$numa_libs" >> $config_host_mak 6782 fi 6783 6784 if test "$ccache_cpp2" = "yes"; then 6785 echo "export CCACHE_CPP2=y" >> $config_host_mak 6786 fi 6787 6788 if test "$safe_stack" = "yes"; then 6789 echo "CONFIG_SAFESTACK=y" >> $config_host_mak 6790 fi 6791 6792 # If we're using a separate build tree, set it up now. 6793 # DIRS are directories which we simply mkdir in the build tree; 6794 # LINKS are things to symlink back into the source tree 6795 # (these can be both files and directories). 6796 # Caution: do not add files or directories here using wildcards. This 6797 # will result in problems later if a new file matching the wildcard is 6798 # added to the source tree -- nothing will cause configure to be rerun 6799 # so the build tree will be missing the link back to the new file, and 6800 # tests might fail. Prefer to keep the relevant files in their own 6801 # directory and symlink the directory instead. 6802 # UNLINK is used to remove symlinks from older development versions 6803 # that might get into the way when doing "git update" without doing 6804 # a "make distclean" in between. 6805 DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos" 6806 DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph" 6807 DIRS="$DIRS docs docs/interop fsdev scsi" 6808 DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw" 6809 DIRS="$DIRS roms/seabios" 6810 DIRS="$DIRS contrib/plugins/" 6811 LINKS="Makefile" 6812 LINKS="$LINKS tests/tcg/lm32/Makefile" 6813 LINKS="$LINKS tests/tcg/Makefile.target" 6814 LINKS="$LINKS pc-bios/optionrom/Makefile" 6815 LINKS="$LINKS pc-bios/s390-ccw/Makefile" 6816 LINKS="$LINKS roms/seabios/Makefile" 6817 LINKS="$LINKS pc-bios/qemu-icon.bmp" 6818 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 6819 LINKS="$LINKS tests/acceptance tests/data" 6820 LINKS="$LINKS tests/qemu-iotests/check" 6821 LINKS="$LINKS python" 6822 LINKS="$LINKS contrib/plugins/Makefile " 6823 UNLINK="pc-bios/keymaps" 6824 for bios_file in \ 6825 $source_path/pc-bios/*.bin \ 6826 $source_path/pc-bios/*.elf \ 6827 $source_path/pc-bios/*.lid \ 6828 $source_path/pc-bios/*.rom \ 6829 $source_path/pc-bios/*.dtb \ 6830 $source_path/pc-bios/*.img \ 6831 $source_path/pc-bios/openbios-* \ 6832 $source_path/pc-bios/u-boot.* \ 6833 $source_path/pc-bios/edk2-*.fd.bz2 \ 6834 $source_path/pc-bios/palcode-* 6835 do 6836 LINKS="$LINKS pc-bios/$(basename $bios_file)" 6837 done 6838 mkdir -p $DIRS 6839 for f in $LINKS ; do 6840 if [ -e "$source_path/$f" ]; then 6841 symlink "$source_path/$f" "$f" 6842 fi 6843 done 6844 for f in $UNLINK ; do 6845 if [ -L "$f" ]; then 6846 rm -f "$f" 6847 fi 6848 done 6849 6850 (for i in $cross_cc_vars; do 6851 export $i 6852 done 6853 export target_list source_path use_containers 6854 $source_path/tests/tcg/configure.sh) 6855 6856 # temporary config to build submodules 6857 for rom in seabios; do 6858 config_mak=roms/$rom/config.mak 6859 echo "# Automatically generated by configure - do not modify" > $config_mak 6860 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak 6861 echo "AS=$as" >> $config_mak 6862 echo "CCAS=$ccas" >> $config_mak 6863 echo "CC=$cc" >> $config_mak 6864 echo "BCC=bcc" >> $config_mak 6865 echo "CPP=$cpp" >> $config_mak 6866 echo "OBJCOPY=objcopy" >> $config_mak 6867 echo "IASL=$iasl" >> $config_mak 6868 echo "LD=$ld" >> $config_mak 6869 echo "RANLIB=$ranlib" >> $config_mak 6870 done 6871 6872 # set up qemu-iotests in this build directory 6873 iotests_common_env="tests/qemu-iotests/common.env" 6874 6875 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env" 6876 echo >> "$iotests_common_env" 6877 echo "export PYTHON='$python'" >> "$iotests_common_env" 6878 6879 if test "$skip_meson" = no; then 6880 cross="config-meson.cross.new" 6881 meson_quote() { 6882 echo "'$(echo $* | sed "s/ /','/g")'" 6883 } 6884 6885 echo "# Automatically generated by configure - do not modify" > $cross 6886 echo "[properties]" >> $cross 6887 test -z "$cxx" && echo "link_language = 'c'" >> $cross 6888 echo "[built-in options]" >> $cross 6889 echo "c_args = [${CFLAGS:+$(meson_quote $CFLAGS)}]" >> $cross 6890 echo "cpp_args = [${CXXFLAGS:+$(meson_quote $CXXFLAGS)}]" >> $cross 6891 echo "c_link_args = [${LDFLAGS:+$(meson_quote $LDFLAGS)}]" >> $cross 6892 echo "cpp_link_args = [${LDFLAGS:+$(meson_quote $LDFLAGS)}]" >> $cross 6893 echo "[binaries]" >> $cross 6894 echo "c = [$(meson_quote $cc)]" >> $cross 6895 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx)]" >> $cross 6896 echo "ar = [$(meson_quote $ar)]" >> $cross 6897 echo "nm = [$(meson_quote $nm)]" >> $cross 6898 echo "pkgconfig = [$(meson_quote $pkg_config_exe)]" >> $cross 6899 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 6900 if has $sdl2_config; then 6901 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 6902 fi 6903 echo "strip = [$(meson_quote $strip)]" >> $cross 6904 echo "windres = [$(meson_quote $windres)]" >> $cross 6905 if test -n "$cross_prefix"; then 6906 cross_arg="--cross-file config-meson.cross" 6907 echo "[host_machine]" >> $cross 6908 if test "$mingw32" = "yes" ; then 6909 echo "system = 'windows'" >> $cross 6910 fi 6911 if test "$linux" = "yes" ; then 6912 echo "system = 'linux'" >> $cross 6913 fi 6914 case "$ARCH" in 6915 i386|x86_64) 6916 echo "cpu_family = 'x86'" >> $cross 6917 ;; 6918 ppc64le) 6919 echo "cpu_family = 'ppc64'" >> $cross 6920 ;; 6921 *) 6922 echo "cpu_family = '$ARCH'" >> $cross 6923 ;; 6924 esac 6925 echo "cpu = '$cpu'" >> $cross 6926 if test "$bigendian" = "yes" ; then 6927 echo "endian = 'big'" >> $cross 6928 else 6929 echo "endian = 'little'" >> $cross 6930 fi 6931 else 6932 cross_arg="--native-file config-meson.cross" 6933 fi 6934 mv $cross config-meson.cross 6935 6936 rm -rf meson-private meson-info meson-logs 6937 unset staticpic 6938 if ! version_ge "$($meson --version)" 0.56.0; then 6939 staticpic=$(if test "$pie" = yes; then echo true; else echo false; fi) 6940 fi 6941 NINJA=$ninja $meson setup \ 6942 --prefix "$prefix" \ 6943 --libdir "$libdir" \ 6944 --libexecdir "$libexecdir" \ 6945 --bindir "$bindir" \ 6946 --includedir "$includedir" \ 6947 --datadir "$datadir" \ 6948 --mandir "$mandir" \ 6949 --sysconfdir "$sysconfdir" \ 6950 --localedir "$localedir" \ 6951 --localstatedir "$local_statedir" \ 6952 -Ddocdir="$docdir" \ 6953 -Dqemu_firmwarepath="$firmwarepath" \ 6954 -Dqemu_suffix="$qemu_suffix" \ 6955 -Doptimization=$(if test "$debug" = yes; then echo 0; else echo 2; fi) \ 6956 -Ddebug=$(if test "$debug_info" = yes; then echo true; else echo false; fi) \ 6957 -Dwerror=$(if test "$werror" = yes; then echo true; else echo false; fi) \ 6958 -Dstrip=$(if test "$strip_opt" = yes; then echo true; else echo false; fi) \ 6959 -Db_pie=$(if test "$pie" = yes; then echo true; else echo false; fi) \ 6960 ${staticpic:+-Db_staticpic=$staticpic} \ 6961 -Db_coverage=$(if test "$gcov" = yes; then echo true; else echo false; fi) \ 6962 -Dmalloc=$malloc -Dmalloc_trim=$malloc_trim -Dsparse=$sparse \ 6963 -Dkvm=$kvm -Dhax=$hax -Dwhpx=$whpx -Dhvf=$hvf \ 6964 -Dxen=$xen -Dxen_pci_passthrough=$xen_pci_passthrough -Dtcg=$tcg \ 6965 -Dcocoa=$cocoa -Dmpath=$mpath -Dsdl=$sdl -Dsdl_image=$sdl_image \ 6966 -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \ 6967 -Dgettext=$gettext -Dxkbcommon=$xkbcommon -Du2f=$u2f -Dvirtiofsd=$virtiofsd \ 6968 -Dcapstone=$capstone -Dslirp=$slirp -Dfdt=$fdt \ 6969 -Diconv=$iconv -Dcurses=$curses -Dlibudev=$libudev\ 6970 -Ddocs=$docs -Dsphinx_build=$sphinx_build -Dinstall_blobs=$blobs \ 6971 -Dvhost_user_blk_server=$vhost_user_blk_server \ 6972 -Dfuse=$fuse -Dfuse_lseek=$fuse_lseek \ 6973 $cross_arg \ 6974 "$PWD" "$source_path" 6975 6976 if test "$?" -ne 0 ; then 6977 error_exit "meson setup failed" 6978 fi 6979 fi 6980 6981 if test -n "${deprecated_features}"; then 6982 echo "Warning, deprecated features enabled." 6983 echo "Please see docs/system/deprecated.rst" 6984 echo " features: ${deprecated_features}" 6985 fi 6986 6987 # Save the configure command line for later reuse. 6988 cat <<EOD >config.status 6989 #!/bin/sh 6990 # Generated by configure. 6991 # Run this file to recreate the current configuration. 6992 # Compiler output produced by configure, useful for debugging 6993 # configure, is in config.log if it exists. 6994 EOD 6995 6996 preserve_env() { 6997 envname=$1 6998 6999 eval envval=\$$envname 7000 7001 if test -n "$envval" 7002 then 7003 echo "$envname='$envval'" >> config.status 7004 echo "export $envname" >> config.status 7005 else 7006 echo "unset $envname" >> config.status 7007 fi 7008 } 7009 7010 # Preserve various env variables that influence what 7011 # features/build target configure will detect 7012 preserve_env AR 7013 preserve_env AS 7014 preserve_env CC 7015 preserve_env CPP 7016 preserve_env CXX 7017 preserve_env INSTALL 7018 preserve_env LD 7019 preserve_env LD_LIBRARY_PATH 7020 preserve_env LIBTOOL 7021 preserve_env MAKE 7022 preserve_env NM 7023 preserve_env OBJCOPY 7024 preserve_env PATH 7025 preserve_env PKG_CONFIG 7026 preserve_env PKG_CONFIG_LIBDIR 7027 preserve_env PKG_CONFIG_PATH 7028 preserve_env PYTHON 7029 preserve_env SDL2_CONFIG 7030 preserve_env SMBD 7031 preserve_env STRIP 7032 preserve_env WINDRES 7033 7034 printf "exec" >>config.status 7035 for i in "$0" "$@"; do 7036 test "$i" = --skip-meson || printf " '%s'" "$i" >>config.status 7037 done 7038 echo ' "$@"' >>config.status 7039 chmod +x config.status 7040 7041 rm -r "$TMPDIR1" 7042
