1#!/bin/sh 2# 3# qemu configure script (c) 2003 Fabrice Bellard 4# 5 6# Unset some variables known to interfere with behavior of common tools, 7# just as autoconf does. 8CLICOLOR_FORCE= GREP_OPTIONS= 9unset CLICOLOR_FORCE GREP_OPTIONS 10 11# Don't allow CCACHE, if present, to use cached results of compile tests! 12export CCACHE_RECACHE=yes 13 14# make source path absolute 15source_path=$(cd "$(dirname -- "$0")"; pwd) 16 17if test "$PWD" = "$source_path" 18then 19 echo "Using './build' as the directory for build output" 20 21 MARKER=build/auto-created-by-configure 22 23 if test -e build 24 then 25 if test -f $MARKER 26 then 27 rm -rf build 28 else 29 echo "ERROR: ./build dir already exists and was not previously created by configure" 30 exit 1 31 fi 32 fi 33 34 if ! mkdir build || ! touch $MARKER 35 then 36 echo "ERROR: Could not create ./build directory. Check the permissions on" 37 echo "your source directory, or try doing an out-of-tree build." 38 exit 1 39 fi 40 41 cat > GNUmakefile <<'EOF' 42# This file is auto-generated by configure to support in-source tree 43# 'make' command invocation 44 45ifeq ($(MAKECMDGOALS),) 46recurse: all 47endif 48 49.NOTPARALLEL: % 50%: force 51 @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...' 52 @$(MAKE) -C build -f Makefile $(MAKECMDGOALS) 53 @if test "$(MAKECMDGOALS)" = "distclean" && \ 54 test -e build/auto-created-by-configure ; \ 55 then \ 56 rm -rf build GNUmakefile ; \ 57 fi 58force: ; 59.PHONY: force 60GNUmakefile: ; 61 62EOF 63 cd build 64 exec "$source_path/configure" "$@" 65fi 66 67# Temporary directory used for files created while 68# configure runs. Since it is in the build directory 69# we can safely blow away any previous version of it 70# (and we need not jump through hoops to try to delete 71# it when configure exits.) 72TMPDIR1="config-temp" 73rm -rf "${TMPDIR1}" 74if ! mkdir -p "${TMPDIR1}"; then 75 echo "ERROR: failed to create temporary directory" 76 exit 1 77fi 78 79TMPB="qemu-conf" 80TMPC="${TMPDIR1}/${TMPB}.c" 81TMPO="${TMPDIR1}/${TMPB}.o" 82TMPM="${TMPDIR1}/${TMPB}.m" 83TMPE="${TMPDIR1}/${TMPB}.exe" 84 85rm -f config.log 86 87# Print a helpful header at the top of config.log 88echo "# QEMU configure log $(date)" >> config.log 89printf "# Configured with:" >> config.log 90# repeat the invocation to log and stdout for CI 91invoke=$(printf " '%s'" "$0" "$@") 92test -n "$GITLAB_CI" && echo "configuring with: $invoke" 93{ echo "$invoke"; echo; echo "#"; } >> config.log 94 95quote_sh() { 96 printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&'," 97} 98 99print_error() { 100 (echo 101 echo "ERROR: $1" 102 while test -n "$2"; do 103 echo " $2" 104 shift 105 done 106 echo) >&2 107} 108 109error_exit() { 110 print_error "$@" 111 exit 1 112} 113 114do_compiler() { 115 # Run the compiler, capturing its output to the log. First argument 116 # is compiler binary to execute. 117 compiler="$1" 118 shift 119 if test -n "$BASH_VERSION"; then eval ' 120 echo >>config.log " 121funcs: ${FUNCNAME[*]} 122lines: ${BASH_LINENO[*]}" 123 '; fi 124 echo $compiler "$@" >> config.log 125 $compiler "$@" >> config.log 2>&1 || return $? 126} 127 128do_compiler_werror() { 129 # Run the compiler, capturing its output to the log. First argument 130 # is compiler binary to execute. 131 compiler="$1" 132 shift 133 if test -n "$BASH_VERSION"; then eval ' 134 echo >>config.log " 135funcs: ${FUNCNAME[*]} 136lines: ${BASH_LINENO[*]}" 137 '; fi 138 echo $compiler "$@" >> config.log 139 $compiler "$@" >> config.log 2>&1 || return $? 140 # Test passed. If this is an --enable-werror build, rerun 141 # the test with -Werror and bail out if it fails. This 142 # makes warning-generating-errors in configure test code 143 # obvious to developers. 144 if test "$werror" != "yes"; then 145 return 0 146 fi 147 # Don't bother rerunning the compile if we were already using -Werror 148 case "$*" in 149 *-Werror*) 150 return 0 151 ;; 152 esac 153 echo $compiler -Werror "$@" >> config.log 154 $compiler -Werror "$@" >> config.log 2>&1 && return $? 155 error_exit "configure test passed without -Werror but failed with -Werror." \ 156 "This is probably a bug in the configure script. The failing command" \ 157 "will be at the bottom of config.log." \ 158 "You can run configure with --disable-werror to bypass this check." 159} 160 161do_cc() { 162 do_compiler_werror "$cc" $CPU_CFLAGS "$@" 163} 164 165do_objc() { 166 do_compiler_werror "$objcc" $CPU_CFLAGS "$@" 167} 168 169# Append $2 to the variable named $1, with space separation 170add_to() { 171 eval $1=\${$1:+\"\$$1 \"}\$2 172} 173 174compile_object() { 175 local_cflags="$1" 176 do_cc $CFLAGS $EXTRA_CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC 177} 178 179compile_prog() { 180 local_cflags="$1" 181 local_ldflags="$2" 182 do_cc $CFLAGS $EXTRA_CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC \ 183 $LDFLAGS $EXTRA_LDFLAGS $CONFIGURE_LDFLAGS $QEMU_LDFLAGS $local_ldflags 184} 185 186# symbolically link $1 to $2. Portable version of "ln -sf". 187symlink() { 188 rm -rf "$2" 189 mkdir -p "$(dirname "$2")" 190 ln -s "$1" "$2" 191} 192 193# check whether a command is available to this shell (may be either an 194# executable or a builtin) 195has() { 196 type "$1" >/dev/null 2>&1 197} 198 199version_ge () { 200 local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ') 201 local_ver2=$(echo "$2" | tr . ' ') 202 while true; do 203 set x $local_ver1 204 local_first=${2-0} 205 # 'shift 2' if $2 is set, or 'shift' if $2 is not set 206 shift ${2:+2} 207 local_ver1=$* 208 set x $local_ver2 209 # the second argument finished, the first must be greater or equal 210 test $# = 1 && return 0 211 test $local_first -lt $2 && return 1 212 test $local_first -gt $2 && return 0 213 shift ${2:+2} 214 local_ver2=$* 215 done 216} 217 218if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]"; 219then 220 error_exit "main directory cannot contain spaces nor colons" 221fi 222 223# default parameters 224cpu="" 225static="no" 226cross_compile="no" 227cross_prefix="" 228host_cc="cc" 229stack_protector="" 230safe_stack="" 231use_containers="yes" 232gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb") 233gdb_arches="" 234glib_has_gslice="no" 235 236if test -e "$source_path/.git" 237then 238 git_submodules_action="update" 239else 240 git_submodules_action="ignore" 241fi 242 243git_submodules="ui/keycodemapdb" 244git="git" 245 246# Don't accept a target_list environment variable. 247unset target_list 248unset target_list_exclude 249 250# Default value for a variable defining feature "foo". 251# * foo="no" feature will only be used if --enable-foo arg is given 252# * foo="" feature will be searched for, and if found, will be used 253# unless --disable-foo is given 254# * foo="yes" this value will only be set by --enable-foo flag. 255# feature will searched for, 256# if not found, configure exits with error 257# 258# Always add --enable-foo and --disable-foo command line args. 259# Distributions want to ensure that several features are compiled in, and it 260# is impossible without a --enable-foo that exits if a feature is not found. 261 262default_feature="" 263# parse CC options second 264for opt do 265 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 266 case "$opt" in 267 --without-default-features) 268 default_feature="no" 269 ;; 270 esac 271done 272 273EXTRA_CFLAGS="" 274EXTRA_CXXFLAGS="" 275EXTRA_OBJCFLAGS="" 276EXTRA_LDFLAGS="" 277 278debug_tcg="no" 279sanitizers="no" 280tsan="no" 281fortify_source="yes" 282EXESUF="" 283modules="no" 284prefix="/usr/local" 285qemu_suffix="qemu" 286softmmu="yes" 287linux_user="" 288bsd_user="" 289pie="" 290coroutine="" 291plugins="$default_feature" 292meson="" 293ninja="" 294bindir="bin" 295skip_meson=no 296vfio_user_server="disabled" 297 298# The following Meson options are handled manually (still they 299# are included in the automatically generated help message) 300 301# 1. Track which submodules are needed 302fdt="auto" 303 304# 2. Automatically enable/disable other options 305tcg="auto" 306cfi="false" 307 308# parse CC options second 309for opt do 310 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 311 case "$opt" in 312 --cross-prefix=*) cross_prefix="$optarg" 313 cross_compile="yes" 314 ;; 315 --cc=*) CC="$optarg" 316 ;; 317 --cxx=*) CXX="$optarg" 318 ;; 319 --cpu=*) cpu="$optarg" 320 ;; 321 --extra-cflags=*) 322 EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg" 323 EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 324 EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 325 ;; 326 --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 327 ;; 328 --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 329 ;; 330 --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg" 331 ;; 332 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option" 333 ;; 334 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*} 335 eval "cross_cc_cflags_${cc_arch}=\$optarg" 336 ;; 337 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*} 338 eval "cross_cc_${cc_arch}=\$optarg" 339 ;; 340 --cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option" 341 ;; 342 --cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*} 343 eval "cross_prefix_${cc_arch}=\$optarg" 344 ;; 345 esac 346done 347 348# Preferred compiler: 349# ${CC} (if set) 350# ${cross_prefix}gcc (if cross-prefix specified) 351# system compiler 352if test -z "${CC}${cross_prefix}"; then 353 cc="$host_cc" 354else 355 cc="${CC-${cross_prefix}gcc}" 356fi 357 358if test -z "${CXX}${cross_prefix}"; then 359 cxx="c++" 360else 361 cxx="${CXX-${cross_prefix}g++}" 362fi 363 364ar="${AR-${cross_prefix}ar}" 365as="${AS-${cross_prefix}as}" 366ccas="${CCAS-$cc}" 367objcopy="${OBJCOPY-${cross_prefix}objcopy}" 368ld="${LD-${cross_prefix}ld}" 369ranlib="${RANLIB-${cross_prefix}ranlib}" 370nm="${NM-${cross_prefix}nm}" 371smbd="$SMBD" 372strip="${STRIP-${cross_prefix}strip}" 373widl="${WIDL-${cross_prefix}widl}" 374windres="${WINDRES-${cross_prefix}windres}" 375windmc="${WINDMC-${cross_prefix}windmc}" 376pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}" 377query_pkg_config() { 378 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@" 379} 380pkg_config=query_pkg_config 381sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}" 382 383# default flags for all hosts 384# We use -fwrapv to tell the compiler that we require a C dialect where 385# left shift of signed integers is well defined and has the expected 386# 2s-complement style results. (Both clang and gcc agree that it 387# provides these semantics.) 388QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv" 389QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS" 390 391QEMU_LDFLAGS= 392 393# Flags that are needed during configure but later taken care of by Meson 394CONFIGURE_CFLAGS="-std=gnu11 -Wall" 395CONFIGURE_LDFLAGS= 396 397 398check_define() { 399cat > $TMPC <<EOF 400#if !defined($1) 401#error $1 not defined 402#endif 403int main(void) { return 0; } 404EOF 405 compile_object 406} 407 408check_include() { 409cat > $TMPC <<EOF 410#include <$1> 411int main(void) { return 0; } 412EOF 413 compile_object 414} 415 416write_c_skeleton() { 417 cat > $TMPC <<EOF 418int main(void) { return 0; } 419EOF 420} 421 422if check_define __linux__ ; then 423 targetos=linux 424elif check_define _WIN32 ; then 425 targetos=windows 426elif check_define __OpenBSD__ ; then 427 targetos=openbsd 428elif check_define __sun__ ; then 429 targetos=sunos 430elif check_define __HAIKU__ ; then 431 targetos=haiku 432elif check_define __FreeBSD__ ; then 433 targetos=freebsd 434elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then 435 targetos=gnu/kfreebsd 436elif check_define __DragonFly__ ; then 437 targetos=dragonfly 438elif check_define __NetBSD__; then 439 targetos=netbsd 440elif check_define __APPLE__; then 441 targetos=darwin 442else 443 # This is a fatal error, but don't report it yet, because we 444 # might be going to just print the --help text, or it might 445 # be the result of a missing compiler. 446 targetos=bogus 447fi 448 449# OS specific 450 451mingw32="no" 452bsd="no" 453linux="no" 454solaris="no" 455case $targetos in 456windows) 457 mingw32="yes" 458 plugins="no" 459 pie="no" 460;; 461gnu/kfreebsd) 462 bsd="yes" 463;; 464freebsd) 465 bsd="yes" 466 make="${MAKE-gmake}" 467 # needed for kinfo_getvmmap(3) in libutil.h 468;; 469dragonfly) 470 bsd="yes" 471 make="${MAKE-gmake}" 472;; 473netbsd) 474 bsd="yes" 475 make="${MAKE-gmake}" 476;; 477openbsd) 478 bsd="yes" 479 make="${MAKE-gmake}" 480;; 481darwin) 482 bsd="yes" 483 darwin="yes" 484 # Disable attempts to use ObjectiveC features in os/object.h since they 485 # won't work when we're compiling with gcc as a C compiler. 486 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS" 487;; 488sunos) 489 solaris="yes" 490 make="${MAKE-gmake}" 491# needed for CMSG_ macros in sys/socket.h 492 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS" 493# needed for TIOCWIN* defines in termios.h 494 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS" 495;; 496haiku) 497 pie="no" 498 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -D_BSD_SOURCE -fPIC $QEMU_CFLAGS" 499;; 500linux) 501 linux="yes" 502;; 503esac 504 505if test ! -z "$cpu" ; then 506 # command line argument 507 : 508elif check_define __i386__ ; then 509 cpu="i386" 510elif check_define __x86_64__ ; then 511 if check_define __ILP32__ ; then 512 cpu="x32" 513 else 514 cpu="x86_64" 515 fi 516elif check_define __sparc__ ; then 517 if check_define __arch64__ ; then 518 cpu="sparc64" 519 else 520 cpu="sparc" 521 fi 522elif check_define _ARCH_PPC ; then 523 if check_define _ARCH_PPC64 ; then 524 if check_define _LITTLE_ENDIAN ; then 525 cpu="ppc64le" 526 else 527 cpu="ppc64" 528 fi 529 else 530 cpu="ppc" 531 fi 532elif check_define __mips__ ; then 533 cpu="mips" 534elif check_define __s390__ ; then 535 if check_define __s390x__ ; then 536 cpu="s390x" 537 else 538 cpu="s390" 539 fi 540elif check_define __riscv ; then 541 cpu="riscv" 542elif check_define __arm__ ; then 543 cpu="arm" 544elif check_define __aarch64__ ; then 545 cpu="aarch64" 546elif check_define __loongarch64 ; then 547 cpu="loongarch64" 548else 549 # Using uname is really broken, but it is just a fallback for architectures 550 # that are going to use TCI anyway 551 cpu=$(uname -m) 552 echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'" 553fi 554 555# Normalise host CPU name and set multilib cflags. The canonicalization 556# isn't really necessary, because the architectures that we check for 557# should not hit the 'uname -m' case, but better safe than sorry. 558# Note that this case should only have supported host CPUs, not guests. 559case "$cpu" in 560 armv*b|armv*l|arm) 561 cpu="arm" ;; 562 563 i386|i486|i586|i686) 564 cpu="i386" 565 CPU_CFLAGS="-m32" ;; 566 x32) 567 cpu="x86_64" 568 CPU_CFLAGS="-mx32" ;; 569 x86_64|amd64) 570 cpu="x86_64" 571 # ??? Only extremely old AMD cpus do not have cmpxchg16b. 572 # If we truly care, we should simply detect this case at 573 # runtime and generate the fallback to serial emulation. 574 CPU_CFLAGS="-m64 -mcx16" ;; 575 576 mips*) 577 cpu="mips" ;; 578 579 ppc) 580 CPU_CFLAGS="-m32" ;; 581 ppc64) 582 CPU_CFLAGS="-m64 -mbig-endian" ;; 583 ppc64le) 584 cpu="ppc64" 585 CPU_CFLAGS="-m64 -mlittle-endian" ;; 586 587 s390) 588 CPU_CFLAGS="-m31" ;; 589 s390x) 590 CPU_CFLAGS="-m64" ;; 591 592 sparc|sun4[cdmuv]) 593 cpu="sparc" 594 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" ;; 595 sparc64) 596 CPU_CFLAGS="-m64 -mcpu=ultrasparc" ;; 597esac 598 599: ${make=${MAKE-make}} 600 601 602check_py_version() { 603 # We require python >= 3.6. 604 # NB: a True python conditional creates a non-zero return code (Failure) 605 "$1" -c 'import sys; sys.exit(sys.version_info < (3,6))' 606} 607 608python= 609first_python= 610if test -z "${PYTHON}"; then 611 explicit_python=no 612 # A bare 'python' is traditionally python 2.x, but some distros 613 # have it as python 3.x, so check in both places. 614 for binary in python3 python python3.11 python3.10 python3.9 python3.8 python3.7 python3.6; do 615 if has "$binary"; then 616 python=$(command -v "$binary") 617 if check_py_version "$python"; then 618 # This one is good. 619 first_python= 620 break 621 else 622 first_python=$python 623 fi 624 fi 625 done 626else 627 # Same as above, but only check the environment variable. 628 has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable" 629 python=$(command -v "$PYTHON") 630 explicit_python=yes 631 if check_py_version "$python"; then 632 # This one is good. 633 first_python= 634 else 635 first_python=$first_python 636 fi 637fi 638 639# Check for ancillary tools used in testing 640genisoimage= 641for binary in genisoimage mkisofs 642do 643 if has $binary 644 then 645 genisoimage=$(command -v "$binary") 646 break 647 fi 648done 649 650# Default objcc to clang if available, otherwise use CC 651if has clang; then 652 objcc=clang 653else 654 objcc="$cc" 655fi 656 657if test "$mingw32" = "yes" ; then 658 EXESUF=".exe" 659 # MinGW needs -mthreads for TLS and macro _MT. 660 CONFIGURE_CFLAGS="-mthreads $CONFIGURE_CFLAGS" 661 prefix="/qemu" 662 bindir="" 663 qemu_suffix="" 664fi 665 666werror="" 667 668meson_option_build_array() { 669 printf '[' 670 (if test "$targetos" = windows; then 671 IFS=\; 672 else 673 IFS=: 674 fi 675 for e in $1; do 676 printf '"""' 677 # backslash escape any '\' and '"' characters 678 printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g' 679 printf '""",' 680 done) 681 printf ']\n' 682} 683 684. "$source_path/scripts/meson-buildoptions.sh" 685 686meson_options= 687meson_option_add() { 688 meson_options="$meson_options $(quote_sh "$1")" 689} 690meson_option_parse() { 691 meson_options="$meson_options $(_meson_option_parse "$@")" 692 if test $? -eq 1; then 693 echo "ERROR: unknown option $1" 694 echo "Try '$0 --help' for more information" 695 exit 1 696 fi 697} 698 699for opt do 700 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 701 case "$opt" in 702 --help|-h) show_help=yes 703 ;; 704 --version|-V) exec cat "$source_path/VERSION" 705 ;; 706 --prefix=*) prefix="$optarg" 707 ;; 708 --cross-prefix=*) 709 ;; 710 --cc=*) 711 ;; 712 --host-cc=*) host_cc="$optarg" 713 ;; 714 --cxx=*) 715 ;; 716 --objcc=*) objcc="$optarg" 717 ;; 718 --make=*) make="$optarg" 719 ;; 720 --install=*) 721 ;; 722 --python=*) python="$optarg" ; explicit_python=yes 723 ;; 724 --skip-meson) skip_meson=yes 725 ;; 726 --meson=*) meson="$optarg" 727 ;; 728 --ninja=*) ninja="$optarg" 729 ;; 730 --smbd=*) smbd="$optarg" 731 ;; 732 --extra-cflags=*) 733 ;; 734 --extra-cxxflags=*) 735 ;; 736 --extra-objcflags=*) 737 ;; 738 --extra-ldflags=*) 739 ;; 740 --cross-cc-*) 741 ;; 742 --cross-prefix-*) 743 ;; 744 --enable-debug-info) meson_option_add -Ddebug=true 745 ;; 746 --disable-debug-info) meson_option_add -Ddebug=false 747 ;; 748 --enable-modules) 749 modules="yes" 750 ;; 751 --disable-modules) 752 modules="no" 753 ;; 754 --cpu=*) 755 ;; 756 --target-list=*) target_list="$optarg" 757 if test "$target_list_exclude"; then 758 error_exit "Can't mix --target-list with --target-list-exclude" 759 fi 760 ;; 761 --target-list-exclude=*) target_list_exclude="$optarg" 762 if test "$target_list"; then 763 error_exit "Can't mix --target-list-exclude with --target-list" 764 fi 765 ;; 766 --with-default-devices) meson_option_add -Ddefault_devices=true 767 ;; 768 --without-default-devices) meson_option_add -Ddefault_devices=false 769 ;; 770 --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option" 771 ;; 772 --with-devices-*) device_arch=${opt#--with-devices-}; 773 device_arch=${device_arch%%=*} 774 cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak 775 if test -f "$cf"; then 776 device_archs="$device_archs $device_arch" 777 eval "devices_${device_arch}=\$optarg" 778 else 779 error_exit "File $cf does not exist" 780 fi 781 ;; 782 --without-default-features) # processed above 783 ;; 784 --static) 785 static="yes" 786 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS" 787 ;; 788 --bindir=*) bindir="$optarg" 789 ;; 790 --with-suffix=*) qemu_suffix="$optarg" 791 ;; 792 --host=*|--build=*|\ 793 --disable-dependency-tracking|\ 794 --sbindir=*|--sharedstatedir=*|\ 795 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 796 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 797 # These switches are silently ignored, for compatibility with 798 # autoconf-generated configure scripts. This allows QEMU's 799 # configure to be used by RPM and similar macros that set 800 # lots of directory switches by default. 801 ;; 802 --enable-debug-tcg) debug_tcg="yes" 803 ;; 804 --disable-debug-tcg) debug_tcg="no" 805 ;; 806 --enable-debug) 807 # Enable debugging options that aren't excessively noisy 808 debug_tcg="yes" 809 meson_option_parse --enable-debug-graph-lock "" 810 meson_option_parse --enable-debug-mutex "" 811 meson_option_add -Doptimization=0 812 fortify_source="no" 813 ;; 814 --enable-sanitizers) sanitizers="yes" 815 ;; 816 --disable-sanitizers) sanitizers="no" 817 ;; 818 --enable-tsan) tsan="yes" 819 ;; 820 --disable-tsan) tsan="no" 821 ;; 822 --disable-tcg) tcg="disabled" 823 plugins="no" 824 ;; 825 --enable-tcg) tcg="enabled" 826 ;; 827 --disable-system) softmmu="no" 828 ;; 829 --enable-system) softmmu="yes" 830 ;; 831 --disable-user) 832 linux_user="no" ; 833 bsd_user="no" ; 834 ;; 835 --enable-user) ;; 836 --disable-linux-user) linux_user="no" 837 ;; 838 --enable-linux-user) linux_user="yes" 839 ;; 840 --disable-bsd-user) bsd_user="no" 841 ;; 842 --enable-bsd-user) bsd_user="yes" 843 ;; 844 --enable-pie) pie="yes" 845 ;; 846 --disable-pie) pie="no" 847 ;; 848 --enable-werror) werror="yes" 849 ;; 850 --disable-werror) werror="no" 851 ;; 852 --enable-stack-protector) stack_protector="yes" 853 ;; 854 --disable-stack-protector) stack_protector="no" 855 ;; 856 --enable-safe-stack) safe_stack="yes" 857 ;; 858 --disable-safe-stack) safe_stack="no" 859 ;; 860 --enable-cfi) 861 cfi="true"; 862 meson_option_add -Db_lto=true 863 ;; 864 --disable-cfi) cfi="false" 865 ;; 866 --disable-fdt) fdt="disabled" 867 ;; 868 --enable-fdt) fdt="enabled" 869 ;; 870 --enable-fdt=git) fdt="internal" 871 ;; 872 --enable-fdt=*) fdt="$optarg" 873 ;; 874 --with-coroutine=*) coroutine="$optarg" 875 ;; 876 --with-git=*) git="$optarg" 877 ;; 878 --with-git-submodules=*) 879 git_submodules_action="$optarg" 880 ;; 881 --enable-plugins) if test "$mingw32" = "yes"; then 882 error_exit "TCG plugins not currently supported on Windows platforms" 883 else 884 plugins="yes" 885 fi 886 ;; 887 --disable-plugins) plugins="no" 888 ;; 889 --enable-containers) use_containers="yes" 890 ;; 891 --disable-containers) use_containers="no" 892 ;; 893 --gdb=*) gdb_bin="$optarg" 894 ;; 895 --enable-vfio-user-server) vfio_user_server="enabled" 896 ;; 897 --disable-vfio-user-server) vfio_user_server="disabled" 898 ;; 899 # everything else has the same name in configure and meson 900 --*) meson_option_parse "$opt" "$optarg" 901 ;; 902 esac 903done 904 905# test for any invalid configuration combinations 906if test "$plugins" = "yes" -a "$tcg" = "disabled"; then 907 error_exit "Can't enable plugins on non-TCG builds" 908fi 909 910case $git_submodules_action in 911 update|validate) 912 if test ! -e "$source_path/.git"; then 913 echo "ERROR: cannot $git_submodules_action git submodules without .git" 914 exit 1 915 fi 916 ;; 917 ignore) 918 if ! test -f "$source_path/ui/keycodemapdb/README" 919 then 920 echo 921 echo "ERROR: missing GIT submodules" 922 echo 923 if test -e "$source_path/.git"; then 924 echo "--with-git-submodules=ignore specified but submodules were not" 925 echo "checked out. Please initialize and update submodules." 926 else 927 echo "This is not a GIT checkout but module content appears to" 928 echo "be missing. Do not use 'git archive' or GitHub download links" 929 echo "to acquire QEMU source archives. Non-GIT builds are only" 930 echo "supported with source archives linked from:" 931 echo 932 echo " https://www.qemu.org/download/#source" 933 echo 934 echo "Developers working with GIT can use scripts/archive-source.sh" 935 echo "if they need to create valid source archives." 936 fi 937 echo 938 exit 1 939 fi 940 ;; 941 *) 942 echo "ERROR: invalid --with-git-submodules= value '$git_submodules_action'" 943 exit 1 944 ;; 945esac 946 947default_target_list="" 948mak_wilds="" 949 950if [ "$linux_user" != no ]; then 951 if [ "$targetos" = linux ] && [ -d "$source_path/linux-user/include/host/$cpu" ]; then 952 linux_user=yes 953 elif [ "$linux_user" = yes ]; then 954 error_exit "linux-user not supported on this architecture" 955 fi 956fi 957if [ "$bsd_user" != no ]; then 958 if [ "$bsd_user" = "" ]; then 959 test $targetos = freebsd && bsd_user=yes 960 fi 961 if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then 962 error_exit "bsd-user not supported on this host OS" 963 fi 964fi 965if [ "$softmmu" = "yes" ]; then 966 mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak" 967fi 968if [ "$linux_user" = "yes" ]; then 969 mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak" 970fi 971if [ "$bsd_user" = "yes" ]; then 972 mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak" 973fi 974 975for config in $mak_wilds; do 976 target="$(basename "$config" .mak)" 977 if echo "$target_list_exclude" | grep -vq "$target"; then 978 default_target_list="${default_target_list} $target" 979 fi 980done 981 982if test x"$show_help" = x"yes" ; then 983cat << EOF 984 985Usage: configure [options] 986Options: [defaults in brackets after descriptions] 987 988Standard options: 989 --help print this message 990 --prefix=PREFIX install in PREFIX [$prefix] 991 --target-list=LIST set target list (default: build all) 992$(echo Available targets: $default_target_list | \ 993 fold -s -w 53 | sed -e 's/^/ /') 994 --target-list-exclude=LIST exclude a set of targets from the default target-list 995 996Advanced options (experts only): 997 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix] 998 --cc=CC use C compiler CC [$cc] 999 --host-cc=CC use C compiler CC [$host_cc] for code run at 1000 build time
1001 --cxx=CXX use C++ compiler CXX [$cxx] 1002 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 1003 --extra-cflags=CFLAGS append extra C compiler flags CFLAGS 1004 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS 1005 --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS 1006 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 1007 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 1008 --cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests 1009 --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases 1010 --make=MAKE use specified make [$make] 1011 --python=PYTHON use specified python [$python] 1012 --meson=MESON use specified meson [$meson] 1013 --ninja=NINJA use specified ninja [$ninja] 1014 --smbd=SMBD use specified smbd [$smbd] 1015 --with-git=GIT use specified git [$git] 1016 --with-git-submodules=update update git submodules (default if .git dir exists) 1017 --with-git-submodules=validate fail if git submodules are not up to date 1018 --with-git-submodules=ignore do not update or check git submodules (default if no .git dir) 1019 --static enable static build [$static] 1020 --bindir=PATH install binaries in PATH 1021 --with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix] 1022 --without-default-features default all --enable-* options to "disabled" 1023 --without-default-devices do not include any device that is not needed to 1024 start the emulator (only use if you are including 1025 desired devices in configs/devices/) 1026 --with-devices-ARCH=NAME override default configs/devices 1027 --enable-debug enable common debug build options 1028 --enable-sanitizers enable default sanitizers 1029 --enable-tsan enable thread sanitizer 1030 --disable-werror disable compilation abort on warning 1031 --disable-stack-protector disable compiler-provided stack protection 1032 --cpu=CPU Build for host CPU [$cpu] 1033 --with-coroutine=BACKEND coroutine backend. Supported options: 1034 ucontext, sigaltstack, windows 1035 --enable-plugins 1036 enable plugins via shared library loading 1037 --disable-containers don't use containers for cross-building 1038 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 1039EOF 1040 meson_options_help 1041cat << EOF 1042 system all system emulation targets 1043 user supported user emulation targets 1044 linux-user all linux usermode emulation targets 1045 bsd-user all BSD usermode emulation targets 1046 pie Position Independent Executables 1047 modules modules support (non-Windows) 1048 debug-tcg TCG debugging (default is disabled) 1049 debug-info debugging information 1050 safe-stack SafeStack Stack Smash Protection. Depends on 1051 clang/llvm and requires coroutine backend ucontext. 1052 1053NOTE: The object files are built at the place where configure is launched 1054EOF 1055exit 0 1056fi 1057 1058# Remove old dependency files to make sure that they get properly regenerated 1059rm -f ./*/config-devices.mak.d 1060 1061if test -z "$python" 1062then 1063 # If first_python is set, there was a binary somewhere even though 1064 # it was not suitable. Use it for the error message. 1065 if test -n "$first_python"; then 1066 error_exit "Cannot use '$first_python', Python >= 3.6 is required." \ 1067 "Use --python=/path/to/python to specify a supported Python." 1068 else 1069 error_exit "Python not found. Use --python=/path/to/python" 1070 fi 1071fi 1072 1073if ! has "$make" 1074then 1075 error_exit "GNU make ($make) not found" 1076fi 1077 1078if ! check_py_version "$python"; then 1079 error_exit "Cannot use '$python', Python >= 3.6 is required." \ 1080 "Use --python=/path/to/python to specify a supported Python." 1081fi 1082 1083# Resolve PATH + suppress writing compiled files 1084python="$(command -v "$python") -B" 1085 1086has_meson() { 1087 local python_dir=$(dirname "$python") 1088 # PEP405: pyvenv.cfg is either adjacent to the Python executable 1089 # or one directory above 1090 if test -f $python_dir/pyvenv.cfg || test -f $python_dir/../pyvenv.cfg; then 1091 # Ensure that Meson and Python come from the same virtual environment 1092 test -x "$python_dir/meson" && 1093 test "$(command -v meson)" -ef "$python_dir/meson" 1094 else 1095 has meson 1096 fi 1097} 1098 1099if test -z "$meson"; then 1100 if test "$explicit_python" = no && has_meson && version_ge "$(meson --version)" 0.61.5; then 1101 meson=meson 1102 elif test "$git_submodules_action" != 'ignore' ; then 1103 meson=git 1104 elif test -e "${source_path}/meson/meson.py" ; then 1105 meson=internal 1106 else 1107 if test "$explicit_python" = yes; then 1108 error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found." 1109 else 1110 error_exit "Meson not found. Use --meson=/path/to/meson" 1111 fi 1112 fi 1113else 1114 # Meson uses its own Python interpreter to invoke other Python scripts, 1115 # but the user wants to use the one they specified with --python. 1116 # 1117 # We do not want to override the distro Python interpreter (and sometimes 1118 # cannot: for example in Homebrew /usr/bin/meson is a bash script), so 1119 # just require --meson=git|internal together with --python. 1120 if test "$explicit_python" = yes; then 1121 case "$meson" in 1122 git | internal) ;; 1123 *) error_exit "--python requires using QEMU's embedded Meson distribution." ;; 1124 esac 1125 fi 1126fi 1127 1128if test "$meson" = git; then 1129 git_submodules="${git_submodules} meson" 1130fi 1131 1132case "$meson" in 1133 git | internal) 1134 meson="$python ${source_path}/meson/meson.py" 1135 ;; 1136 *) meson=$(command -v "$meson") ;; 1137esac 1138 1139# Probe for ninja 1140 1141if test -z "$ninja"; then 1142 for c in ninja ninja-build samu; do 1143 if has $c; then 1144 ninja=$(command -v "$c") 1145 break 1146 fi 1147 done 1148 if test -z "$ninja"; then 1149 error_exit "Cannot find Ninja" 1150 fi 1151fi 1152 1153# Check that the C compiler works. Doing this here before testing 1154# the host CPU ensures that we had a valid CC to autodetect the 1155# $cpu var (and we should bail right here if that's not the case). 1156# It also allows the help message to be printed without a CC. 1157write_c_skeleton; 1158if compile_object ; then 1159 : C compiler works ok 1160else 1161 error_exit "\"$cc\" either does not exist or does not work" 1162fi 1163if ! compile_prog ; then 1164 error_exit "\"$cc\" cannot build an executable (is your linker broken?)" 1165fi 1166 1167# Consult white-list to determine whether to enable werror 1168# by default. Only enable by default for git builds 1169if test -z "$werror" ; then 1170 if test "$git_submodules_action" != "ignore" && \ 1171 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then 1172 werror="yes" 1173 else 1174 werror="no" 1175 fi 1176fi 1177 1178if test "$targetos" = "bogus"; then 1179 # Now that we know that we're not printing the help and that 1180 # the compiler works (so the results of the check_defines we used 1181 # to identify the OS are reliable), if we didn't recognize the 1182 # host OS we should stop now. 1183 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 1184fi 1185 1186# Check whether the compiler matches our minimum requirements: 1187cat > $TMPC << EOF 1188#if defined(__clang_major__) && defined(__clang_minor__) 1189# ifdef __apple_build_version__ 1190# if __clang_major__ < 12 || (__clang_major__ == 12 && __clang_minor__ < 0) 1191# error You need at least XCode Clang v12.0 to compile QEMU 1192# endif 1193# else 1194# if __clang_major__ < 10 || (__clang_major__ == 10 && __clang_minor__ < 0) 1195# error You need at least Clang v10.0 to compile QEMU 1196# endif 1197# endif 1198#elif defined(__GNUC__) && defined(__GNUC_MINOR__) 1199# if __GNUC__ < 7 || (__GNUC__ == 7 && __GNUC_MINOR__ < 4) 1200# error You need at least GCC v7.4.0 to compile QEMU 1201# endif 1202#else 1203# error You either need GCC or Clang to compiler QEMU 1204#endif 1205int main (void) { return 0; } 1206EOF 1207if ! compile_prog "" "" ; then 1208 error_exit "You need at least GCC v7.4 or Clang v10.0 (or XCode Clang v12.0)" 1209fi 1210 1211# Accumulate -Wfoo and -Wno-bar separately. 1212# We will list all of the enable flags first, and the disable flags second. 1213# Note that we do not add -Werror, because that would enable it for all 1214# configure tests. If a configure test failed due to -Werror this would 1215# just silently disable some features, so it's too error prone. 1216 1217warn_flags= 1218add_to warn_flags -Wundef 1219add_to warn_flags -Wwrite-strings 1220add_to warn_flags -Wmissing-prototypes 1221add_to warn_flags -Wstrict-prototypes 1222add_to warn_flags -Wredundant-decls 1223add_to warn_flags -Wold-style-declaration 1224add_to warn_flags -Wold-style-definition 1225add_to warn_flags -Wtype-limits 1226add_to warn_flags -Wformat-security 1227add_to warn_flags -Wformat-y2k 1228add_to warn_flags -Winit-self 1229add_to warn_flags -Wignored-qualifiers 1230add_to warn_flags -Wempty-body 1231add_to warn_flags -Wnested-externs 1232add_to warn_flags -Wendif-labels 1233add_to warn_flags -Wexpansion-to-defined 1234add_to warn_flags -Wimplicit-fallthrough=2 1235add_to warn_flags -Wmissing-format-attribute 1236 1237if test "$targetos" != "darwin"; then 1238 add_to warn_flags -Wthread-safety 1239fi 1240 1241nowarn_flags= 1242add_to nowarn_flags -Wno-initializer-overrides 1243add_to nowarn_flags -Wno-missing-include-dirs 1244add_to nowarn_flags -Wno-shift-negative-value 1245add_to nowarn_flags -Wno-string-plus-int 1246add_to nowarn_flags -Wno-typedef-redefinition 1247add_to nowarn_flags -Wno-tautological-type-limit-compare 1248add_to nowarn_flags -Wno-psabi 1249add_to nowarn_flags -Wno-gnu-variable-sized-type-not-at-end 1250 1251gcc_flags="$warn_flags $nowarn_flags" 1252 1253cc_has_warning_flag() { 1254 write_c_skeleton; 1255 1256 # Use the positive sense of the flag when testing for -Wno-wombat 1257 # support (gcc will happily accept the -Wno- form of unknown 1258 # warning options). 1259 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')" 1260 compile_prog "-Werror $optflag" "" 1261} 1262 1263objcc_has_warning_flag() { 1264 cat > $TMPM <<EOF 1265int main(void) { return 0; } 1266EOF 1267 1268 # Use the positive sense of the flag when testing for -Wno-wombat 1269 # support (gcc will happily accept the -Wno- form of unknown 1270 # warning options). 1271 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')" 1272 do_objc -Werror $optflag \ 1273 $OBJCFLAGS $EXTRA_OBJCFLAGS $CONFIGURE_OBJCFLAGS $QEMU_OBJCFLAGS \ 1274 -o $TMPE $TMPM $QEMU_LDFLAGS 1275} 1276 1277for flag in $gcc_flags; do 1278 if cc_has_warning_flag $flag ; then 1279 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 1280 fi 1281 if objcc_has_warning_flag $flag ; then 1282 QEMU_OBJCFLAGS="$QEMU_OBJCFLAGS $flag" 1283 fi 1284done 1285 1286if test "$stack_protector" != "no"; then 1287 cat > $TMPC << EOF 1288int main(int argc, char *argv[]) 1289{ 1290 char arr[64], *p = arr, *c = argv[argc - 1]; 1291 while (*c) { 1292 *p++ = *c++; 1293 } 1294 return 0; 1295} 1296EOF 1297 gcc_flags="-fstack-protector-strong -fstack-protector-all" 1298 sp_on=0 1299 for flag in $gcc_flags; do 1300 # We need to check both a compile and a link, since some compiler 1301 # setups fail only on a .c->.o compile and some only at link time 1302 if compile_object "-Werror $flag" && 1303 compile_prog "-Werror $flag" ""; then 1304 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 1305 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 1306 sp_on=1 1307 break 1308 fi 1309 done 1310 if test "$stack_protector" = yes; then 1311 if test $sp_on = 0; then 1312 error_exit "Stack protector not supported" 1313 fi 1314 fi 1315fi 1316 1317# Our module code doesn't support Windows 1318if test "$modules" = "yes" && test "$mingw32" = "yes" ; then 1319 error_exit "Modules are not available for Windows" 1320fi 1321 1322# Static linking is not possible with plugins, modules or PIE 1323if test "$static" = "yes" ; then 1324 if test "$modules" = "yes" ; then 1325 error_exit "static and modules are mutually incompatible" 1326 fi 1327 if test "$plugins" = "yes"; then 1328 error_exit "static and plugins are mutually incompatible" 1329 else 1330 plugins="no" 1331 fi 1332fi 1333test "$plugins" = "" && plugins=yes 1334 1335cat > $TMPC << EOF 1336 1337#ifdef __linux__ 1338# define THREAD __thread 1339#else 1340# define THREAD 1341#endif 1342static THREAD int tls_var; 1343int main(void) { return tls_var; } 1344EOF 1345 1346# Meson currently only handles pie as a boolean for now so if we have 1347# explicitly disabled PIE we need to extend our cflags because it wont. 1348if test "$static" = "yes"; then 1349 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then 1350 CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS" 1351 pie="yes" 1352 elif test "$pie" = "yes"; then 1353 error_exit "-static-pie not available due to missing toolchain support" 1354 else 1355 pie="no" 1356 QEMU_CFLAGS="-fno-pie $QEMU_CFLAGS" 1357 fi 1358elif test "$pie" = "no"; then 1359 if compile_prog "-Werror -fno-pie" "-no-pie"; then 1360 CONFIGURE_CFLAGS="-fno-pie $CONFIGURE_CFLAGS" 1361 CONFIGURE_LDFLAGS="-no-pie $CONFIGURE_LDFLAGS" 1362 QEMU_CFLAGS="-fno-pie -no-pie $QEMU_CFLAGS" 1363 fi 1364elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then 1365 CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS" 1366 CONFIGURE_LDFLAGS="-pie $CONFIGURE_LDFLAGS" 1367 pie="yes" 1368elif test "$pie" = "yes"; then 1369 error_exit "PIE not available due to missing toolchain support" 1370else 1371 echo "Disabling PIE due to missing toolchain support" 1372 pie="no" 1373fi 1374 1375########################################## 1376# __sync_fetch_and_and requires at least -march=i486. Many toolchains 1377# use i686 as default anyway, but for those that don't, an explicit 1378# specification is necessary 1379 1380if test "$cpu" = "i386"; then 1381 cat > $TMPC << EOF 1382static int sfaa(int *ptr) 1383{ 1384 return __sync_fetch_and_and(ptr, 0); 1385} 1386 1387int main(void) 1388{ 1389 int val = 42; 1390 val = __sync_val_compare_and_swap(&val, 0, 1); 1391 sfaa(&val); 1392 return val; 1393} 1394EOF 1395 if ! compile_prog "" "" ; then 1396 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS" 1397 fi 1398fi 1399 1400if test -z "${target_list+xxx}" ; then 1401 default_targets=yes 1402 for target in $default_target_list; do 1403 target_list="$target_list $target" 1404 done 1405 target_list="${target_list# }" 1406else 1407 default_targets=no 1408 target_list=$(echo "$target_list" | sed -e 's/,/ /g') 1409 for target in $target_list; do 1410 # Check that we recognised the target name; this allows a more 1411 # friendly error message than if we let it fall through. 1412 case " $default_target_list " in 1413 *" $target "*) 1414 ;; 1415 *) 1416 error_exit "Unknown target name '$target'" 1417 ;; 1418 esac 1419 done 1420fi 1421 1422# see if system emulation was really requested 1423case " $target_list " in 1424 *"-softmmu "*) softmmu=yes 1425 ;; 1426 *) softmmu=no 1427 ;; 1428esac 1429 1430if test "$tcg" = "auto"; then 1431 if test -z "$target_list"; then 1432 tcg="disabled" 1433 else 1434 tcg="enabled" 1435 fi 1436fi 1437 1438if test "$tcg" = "enabled"; then 1439 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3" 1440 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3" 1441fi 1442 1443########################################## 1444# big/little endian test 1445cat > $TMPC << EOF 1446#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 1447# error LITTLE 1448#endif 1449int main(void) { return 0; } 1450EOF 1451 1452if ! compile_prog ; then 1453 bigendian="no" 1454else 1455 cat > $TMPC << EOF 1456#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 1457# error BIG 1458#endif 1459int main(void) { return 0; } 1460EOF 1461 1462 if ! compile_prog ; then 1463 bigendian="yes" 1464 else 1465 echo big/little test failed 1466 exit 1 1467 fi 1468fi 1469 1470########################################## 1471# pkg-config probe 1472 1473if ! has "$pkg_config_exe"; then 1474 error_exit "pkg-config binary '$pkg_config_exe' not found" 1475fi 1476 1477########################################## 1478# glib support probe 1479 1480# When bumping glib_req_ver, please check also whether we should increase 1481# the _WIN32_WINNT setting in osdep.h according to the value from glib 1482glib_req_ver=2.56 1483glib_modules=gthread-2.0 1484if test "$modules" = yes; then 1485 glib_modules="$glib_modules gmodule-export-2.0" 1486elif test "$plugins" = "yes"; then 1487 glib_modules="$glib_modules gmodule-no-export-2.0" 1488fi 1489 1490for i in $glib_modules; do 1491 if $pkg_config --atleast-version=$glib_req_ver $i; then 1492 glib_cflags=$($pkg_config --cflags $i) 1493 glib_libs=$($pkg_config --libs $i) 1494 else 1495 error_exit "glib-$glib_req_ver $i is required to compile QEMU" 1496 fi 1497done 1498 1499# Check whether glib has gslice, which we have to avoid for correctness. 1500# TODO: remove this check and the corresponding workaround (qtree) when 1501# the minimum supported glib is >= $glib_dropped_gslice_version. 1502glib_dropped_gslice_version=2.75.3 1503for i in $glib_modules; do 1504 if ! $pkg_config --atleast-version=$glib_dropped_gslice_version $i; then 1505 glib_has_gslice="yes" 1506 break 1507 fi 1508done 1509 1510glib_bindir="$($pkg_config --variable=bindir glib-2.0)" 1511if test -z "$glib_bindir" ; then 1512 glib_bindir="$($pkg_config --variable=prefix glib-2.0)"/bin 1513fi 1514 1515# This workaround is required due to a bug in pkg-config file for glib as it 1516# doesn't define GLIB_STATIC_COMPILATION for pkg-config --static 1517 1518if test "$static" = yes && test "$mingw32" = yes; then 1519 glib_cflags="-DGLIB_STATIC_COMPILATION $glib_cflags" 1520fi 1521 1522# Sanity check that the current size_t matches the 1523# size that glib thinks it should be. This catches 1524# problems on multi-arch where people try to build 1525# 32-bit QEMU while pointing at 64-bit glib headers 1526cat > $TMPC <<EOF 1527#include <glib.h> 1528#include <unistd.h> 1529 1530#define QEMU_BUILD_BUG_ON(x) \ 1531 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused)); 1532 1533int main(void) { 1534 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T); 1535 return 0; 1536} 1537EOF 1538 1539if ! compile_prog "$glib_cflags" "$glib_libs" ; then 1540 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\ 1541 "You probably need to set PKG_CONFIG_LIBDIR"\ 1542 "to point to the right pkg-config files for your"\ 1543 "build target" 1544fi 1545 1546# Silence clang warnings triggered by glib < 2.57.2 1547cat > $TMPC << EOF 1548#include <glib.h> 1549typedef struct Foo { 1550 int i; 1551} Foo; 1552static void foo_free(Foo *f) 1553{ 1554 g_free(f); 1555} 1556G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free) 1557int main(void) { return 0; } 1558EOF 1559if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then 1560 if cc_has_warning_flag "-Wno-unused-function"; then 1561 glib_cflags="$glib_cflags -Wno-unused-function" 1562 CONFIGURE_CFLAGS="$CONFIGURE_CFLAGS -Wno-unused-function" 1563 fi 1564fi 1565 1566########################################## 1567# fdt probe 1568 1569case "$fdt" in 1570 auto | enabled | internal) 1571 # Simpler to always update submodule, even if not needed. 1572 git_submodules="${git_submodules} dtc" 1573 ;; 1574esac 1575 1576########################################## 1577# check and set a backend for coroutine 1578 1579# We prefer ucontext, but it's not always possible. The fallback 1580# is sigcontext. On Windows the only valid backend is the Windows 1581# specific one. 1582 1583ucontext_works=no 1584if test "$darwin" != "yes"; then 1585 cat > $TMPC << EOF 1586#include <ucontext.h> 1587#ifdef __stub_makecontext 1588#error Ignoring glibc stub makecontext which will always fail 1589#endif 1590int main(void) { makecontext(0, 0, 0); return 0; } 1591EOF 1592 if compile_prog "" "" ; then 1593 ucontext_works=yes 1594 fi 1595fi 1596 1597if test "$coroutine" = ""; then 1598 if test "$mingw32" = "yes"; then 1599 coroutine=win32 1600 elif test "$ucontext_works" = "yes"; then 1601 coroutine=ucontext 1602 else 1603 coroutine=sigaltstack 1604 fi 1605else 1606 case $coroutine in 1607 windows) 1608 if test "$mingw32" != "yes"; then 1609 error_exit "'windows' coroutine backend only valid for Windows" 1610 fi 1611 # Unfortunately the user visible backend name doesn't match the 1612 # coroutine-*.c filename for this case, so we have to adjust it here. 1613 coroutine=win32 1614 ;; 1615 ucontext) 1616 if test "$ucontext_works" != "yes"; then 1617 error_exit "'ucontext' backend requested but makecontext not available" 1618 fi 1619 ;; 1620 sigaltstack) 1621 if test "$mingw32" = "yes"; then 1622 error_exit "only the 'windows' coroutine backend is valid for Windows" 1623 fi 1624 ;; 1625 *) 1626 error_exit "unknown coroutine backend $coroutine" 1627 ;; 1628 esac 1629fi 1630 1631################################################## 1632# SafeStack 1633 1634 1635if test "$safe_stack" = "yes"; then 1636cat > $TMPC << EOF 1637int main(void) 1638{ 1639#if ! __has_feature(safe_stack) 1640#error SafeStack Disabled 1641#endif 1642 return 0; 1643} 1644EOF 1645 flag="-fsanitize=safe-stack" 1646 # Check that safe-stack is supported and enabled. 1647 if compile_prog "-Werror $flag" "$flag"; then 1648 # Flag needed both at compilation and at linking 1649 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 1650 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 1651 else 1652 error_exit "SafeStack not supported by your compiler" 1653 fi 1654 if test "$coroutine" != "ucontext"; then 1655 error_exit "SafeStack is only supported by the coroutine backend ucontext" 1656 fi 1657else 1658cat > $TMPC << EOF 1659int main(void) 1660{ 1661#if defined(__has_feature) 1662#if __has_feature(safe_stack) 1663#error SafeStack Enabled 1664#endif 1665#endif 1666 return 0; 1667} 1668EOF 1669if test "$safe_stack" = "no"; then 1670 # Make sure that safe-stack is disabled 1671 if ! compile_prog "-Werror" ""; then 1672 # SafeStack was already enabled, try to explicitly remove the feature 1673 flag="-fno-sanitize=safe-stack" 1674 if ! compile_prog "-Werror $flag" "$flag"; then 1675 error_exit "Configure cannot disable SafeStack" 1676 fi 1677 QEMU_CFLAGS="$QEMU_CFLAGS $flag" 1678 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag" 1679 fi 1680else # "$safe_stack" = "" 1681 # Set safe_stack to yes or no based on pre-existing flags 1682 if compile_prog "-Werror" ""; then 1683 safe_stack="no" 1684 else 1685 safe_stack="yes" 1686 if test "$coroutine" != "ucontext"; then 1687 error_exit "SafeStack is only supported by the coroutine backend ucontext" 1688 fi 1689 fi 1690fi 1691fi 1692 1693######################################## 1694# check if ccache is interfering with 1695# semantic analysis of macros 1696 1697unset CCACHE_CPP2 1698ccache_cpp2=no 1699cat > $TMPC << EOF 1700static const int Z = 1; 1701#define fn() ({ Z; }) 1702#define TAUT(X) ((X) == Z) 1703#define PAREN(X, Y) (X == Y) 1704#define ID(X) (X) 1705int main(void) 1706{ 1707 int x = 0, y = 0; 1708 x = ID(x); 1709 x = fn(); 1710 fn(); 1711 if (PAREN(x, y)) return 0; 1712 if (TAUT(Z)) return 0; 1713 return 0; 1714} 1715EOF 1716 1717if ! compile_object "-Werror"; then 1718 ccache_cpp2=yes 1719fi 1720 1721################################################# 1722# clang does not support glibc + FORTIFY_SOURCE. 1723 1724if test "$fortify_source" != "no"; then 1725 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then 1726 fortify_source="no"; 1727 elif test -n "$cxx" && has $cxx && 1728 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then 1729 fortify_source="no"; 1730 else 1731 fortify_source="yes" 1732 fi 1733fi 1734 1735########################################## 1736# checks for sanitizers 1737 1738have_asan=no 1739have_ubsan=no 1740have_asan_iface_h=no 1741have_asan_iface_fiber=no 1742 1743if test "$sanitizers" = "yes" ; then 1744 write_c_skeleton 1745 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then 1746 have_asan=yes 1747 fi 1748 1749 # we could use a simple skeleton for flags checks, but this also 1750 # detect the static linking issue of ubsan, see also: 1751 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285 1752 cat > $TMPC << EOF 1753#include <stdlib.h> 1754int main(void) { 1755 void *tmp = malloc(10); 1756 if (tmp != NULL) { 1757 return *(int *)(tmp + 2); 1758 } 1759 return 1; 1760} 1761EOF 1762 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then 1763 have_ubsan=yes 1764 fi 1765 1766 if check_include "sanitizer/asan_interface.h" ; then 1767 have_asan_iface_h=yes 1768 fi 1769 1770 cat > $TMPC << EOF 1771#include <sanitizer/asan_interface.h> 1772int main(void) { 1773 __sanitizer_start_switch_fiber(0, 0, 0); 1774 return 0; 1775} 1776EOF 1777 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then 1778 have_asan_iface_fiber=yes 1779 fi 1780fi 1781 1782# Thread sanitizer is, for now, much noisier than the other sanitizers; 1783# keep it separate until that is not the case. 1784if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then 1785 error_exit "TSAN is not supported with other sanitiziers." 1786fi 1787have_tsan=no 1788have_tsan_iface_fiber=no 1789if test "$tsan" = "yes" ; then 1790 write_c_skeleton 1791 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then 1792 have_tsan=yes 1793 fi 1794 cat > $TMPC << EOF 1795#include <sanitizer/tsan_interface.h> 1796int main(void) { 1797 __tsan_create_fiber(0); 1798 return 0; 1799} 1800EOF 1801 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then 1802 have_tsan_iface_fiber=yes 1803 fi 1804fi 1805 1806########################################## 1807# functions to probe cross compilers 1808 1809container="no" 1810runc="" 1811if test $use_containers = "yes" && (has "docker" || has "podman"); then 1812 case $($python "$source_path"/tests/docker/docker.py probe) in 1813 *docker) container=docker ;; 1814 podman) container=podman ;; 1815 no) container=no ;; 1816 esac 1817 if test "$container" != "no"; then 1818 docker_py="$python $source_path/tests/docker/docker.py --engine $container" 1819 runc=$($python "$source_path"/tests/docker/docker.py probe) 1820 fi 1821fi 1822 1823# cross compilers defaults, can be overridden with --cross-cc-ARCH 1824: ${cross_prefix_aarch64="aarch64-linux-gnu-"} 1825: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"} 1826: ${cross_prefix_alpha="alpha-linux-gnu-"} 1827: ${cross_prefix_arm="arm-linux-gnueabihf-"} 1828: ${cross_prefix_armeb="$cross_prefix_arm"} 1829: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"} 1830: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"} 1831: ${cross_prefix_hppa="hppa-linux-gnu-"} 1832: ${cross_prefix_i386="i686-linux-gnu-"} 1833: ${cross_prefix_m68k="m68k-linux-gnu-"} 1834: ${cross_prefix_microblaze="microblaze-linux-musl-"} 1835: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"} 1836: ${cross_prefix_mips64="mips64-linux-gnuabi64-"} 1837: ${cross_prefix_mipsel="mipsel-linux-gnu-"} 1838: ${cross_prefix_mips="mips-linux-gnu-"} 1839: ${cross_prefix_nios2="nios2-linux-gnu-"} 1840: ${cross_prefix_ppc="powerpc-linux-gnu-"} 1841: ${cross_prefix_ppc64="powerpc64-linux-gnu-"} 1842: ${cross_prefix_ppc64le="$cross_prefix_ppc64"} 1843: ${cross_prefix_riscv64="riscv64-linux-gnu-"} 1844: ${cross_prefix_s390x="s390x-linux-gnu-"} 1845: ${cross_prefix_sh4="sh4-linux-gnu-"} 1846: ${cross_prefix_sparc64="sparc64-linux-gnu-"} 1847: ${cross_prefix_sparc="$cross_prefix_sparc64"} 1848: ${cross_prefix_x86_64="x86_64-linux-gnu-"} 1849 1850: ${cross_cc_aarch64_be="$cross_cc_aarch64"} 1851: ${cross_cc_cflags_aarch64_be="-mbig-endian"} 1852: ${cross_cc_armeb="$cross_cc_arm"} 1853: ${cross_cc_cflags_armeb="-mbig-endian"} 1854: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"} 1855: ${cross_cc_cflags_hexagon="-mv67 -O2 -static"} 1856: ${cross_cc_cflags_i386="-m32"} 1857: ${cross_cc_cflags_ppc="-m32 -mbig-endian"} 1858: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"} 1859: ${cross_cc_ppc64le="$cross_cc_ppc64"} 1860: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"} 1861: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"} 1862: ${cross_cc_sparc="$cross_cc_sparc64"} 1863: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"} 1864: ${cross_cc_cflags_x86_64="-m64"} 1865 1866compute_target_variable() { 1867 eval "$2=" 1868 if eval test -n "\"\${cross_prefix_$1}\""; then 1869 if eval has "\"\${cross_prefix_$1}\$3\""; then 1870 eval "$2=\"\${cross_prefix_$1}\$3\"" 1871 fi 1872 fi 1873} 1874 1875have_target() { 1876 for i; do 1877 case " $target_list " in 1878 *" $i "*) return 0;; 1879 *) ;; 1880 esac 1881 done 1882 return 1 1883} 1884 1885# probe_target_compiler TARGET 1886# 1887# Look for a compiler for the given target, either native or cross. 1888# Set variables target_* if a compiler is found, and container_cross_* 1889# if a Docker-based cross-compiler image is known for the target. 1890# Set got_cross_cc to yes/no depending on whether a non-container-based 1891# compiler was found. 1892# 1893# If TARGET is a user-mode emulation target, also set build_static to 1894# "y" if static linking is possible. 1895# 1896probe_target_compiler() { 1897 # reset all output variables 1898 got_cross_cc=no 1899 container_image= 1900 container_hosts= 1901 container_cross_cc= 1902 container_cross_ar= 1903 container_cross_as= 1904 container_cross_ld= 1905 container_cross_nm= 1906 container_cross_objcopy= 1907 container_cross_ranlib= 1908 container_cross_strip= 1909 1910 # We shall skip configuring the target compiler if the user didn't 1911 # bother enabling an appropriate guest. This avoids building 1912 # extraneous firmware images and tests. 1913 if test "${target_list#*$1}" = "$1"; then 1914 return 1 1915 fi 1916 1917 target_arch=${1%%-*} 1918 case $target_arch in 1919 aarch64) container_hosts="x86_64 aarch64" ;; 1920 alpha) container_hosts=x86_64 ;; 1921 arm) container_hosts="x86_64 aarch64" ;; 1922 cris) container_hosts=x86_64 ;; 1923 hexagon) container_hosts=x86_64 ;; 1924 hppa) container_hosts=x86_64 ;; 1925 i386) container_hosts=x86_64 ;; 1926 loongarch64) container_hosts=x86_64 ;; 1927 m68k) container_hosts=x86_64 ;; 1928 microblaze) container_hosts=x86_64 ;; 1929 mips64el) container_hosts=x86_64 ;; 1930 mips64) container_hosts=x86_64 ;; 1931 mipsel) container_hosts=x86_64 ;; 1932 mips) container_hosts=x86_64 ;; 1933 nios2) container_hosts=x86_64 ;; 1934 ppc) container_hosts=x86_64 ;; 1935 ppc64|ppc64le) container_hosts=x86_64 ;; 1936 riscv64) container_hosts=x86_64 ;; 1937 s390x) container_hosts=x86_64 ;; 1938 sh4) container_hosts=x86_64 ;; 1939 sparc64) container_hosts=x86_64 ;; 1940 tricore) container_hosts=x86_64 ;; 1941 x86_64) container_hosts="aarch64 ppc64el x86_64" ;; 1942 xtensa*) container_hosts=x86_64 ;; 1943 esac 1944 1945 for host in $container_hosts; do 1946 test "$container" != no || continue 1947 test "$host" = "$cpu" || continue 1948 case $target_arch in 1949 aarch64) 1950 # We don't have any bigendian build tools so we only use this for AArch64 1951 container_image=debian-arm64-cross 1952 container_cross_prefix=aarch64-linux-gnu- 1953 container_cross_cc=${container_cross_prefix}gcc-10 1954 ;; 1955 alpha) 1956 container_image=debian-alpha-cross 1957 container_cross_prefix=alpha-linux-gnu- 1958 ;; 1959 arm) 1960 # We don't have any bigendian build tools so we only use this for ARM 1961 container_image=debian-armhf-cross 1962 container_cross_prefix=arm-linux-gnueabihf- 1963 ;; 1964 cris) 1965 container_image=fedora-cris-cross 1966 container_cross_prefix=cris-linux-gnu- 1967 ;; 1968 hexagon) 1969 container_image=debian-hexagon-cross 1970 container_cross_prefix=hexagon-unknown-linux-musl- 1971 container_cross_cc=${container_cross_prefix}clang 1972 ;; 1973 hppa) 1974 container_image=debian-hppa-cross 1975 container_cross_prefix=hppa-linux-gnu- 1976 ;; 1977 i386) 1978 container_image=fedora-i386-cross 1979 container_cross_prefix= 1980 ;; 1981 loongarch64) 1982 container_image=debian-loongarch-cross 1983 container_cross_prefix=loongarch64-unknown-linux-gnu- 1984 ;; 1985 m68k) 1986 container_image=debian-m68k-cross 1987 container_cross_prefix=m68k-linux-gnu- 1988 ;; 1989 microblaze) 1990 container_image=debian-microblaze-cross 1991 container_cross_prefix=microblaze-linux-musl- 1992 ;; 1993 mips64el) 1994 container_image=debian-mips64el-cross 1995 container_cross_prefix=mips64el-linux-gnuabi64- 1996 ;; 1997 mips64) 1998 container_image=debian-mips64-cross 1999 container_cross_prefix=mips64-linux-gnuabi64- 2000 ;;
2001 mipsel) 2002 container_image=debian-mipsel-cross 2003 container_cross_prefix=mipsel-linux-gnu- 2004 ;; 2005 mips) 2006 container_image=debian-mips-cross 2007 container_cross_prefix=mips-linux-gnu- 2008 ;; 2009 nios2) 2010 container_image=debian-nios2-cross 2011 container_cross_prefix=nios2-linux-gnu- 2012 ;; 2013 ppc) 2014 container_image=debian-powerpc-test-cross 2015 container_cross_prefix=powerpc-linux-gnu- 2016 container_cross_cc=${container_cross_prefix}gcc-10 2017 ;; 2018 ppc64|ppc64le) 2019 container_image=debian-powerpc-test-cross 2020 container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu- 2021 container_cross_cc=${container_cross_prefix}gcc-10 2022 ;; 2023 riscv64) 2024 container_image=debian-riscv64-test-cross 2025 container_cross_prefix=riscv64-linux-gnu- 2026 ;; 2027 s390x) 2028 container_image=debian-s390x-cross 2029 container_cross_prefix=s390x-linux-gnu- 2030 ;; 2031 sh4) 2032 container_image=debian-sh4-cross 2033 container_cross_prefix=sh4-linux-gnu- 2034 ;; 2035 sparc64) 2036 container_image=debian-sparc64-cross 2037 container_cross_prefix=sparc64-linux-gnu- 2038 ;; 2039 tricore) 2040 container_image=debian-tricore-cross 2041 container_cross_prefix=tricore- 2042 container_cross_as=tricore-as 2043 container_cross_ld=tricore-ld 2044 break 2045 ;; 2046 x86_64) 2047 container_image=debian-amd64-cross 2048 container_cross_prefix=x86_64-linux-gnu- 2049 ;; 2050 xtensa*) 2051 container_hosts=x86_64 2052 container_image=debian-xtensa-cross 2053 2054 # default to the dc232b cpu 2055 container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf- 2056 ;; 2057 esac 2058 : ${container_cross_cc:=${container_cross_prefix}gcc} 2059 : ${container_cross_ar:=${container_cross_prefix}ar} 2060 : ${container_cross_as:=${container_cross_prefix}as} 2061 : ${container_cross_ld:=${container_cross_prefix}ld} 2062 : ${container_cross_nm:=${container_cross_prefix}nm} 2063 : ${container_cross_objcopy:=${container_cross_prefix}objcopy} 2064 : ${container_cross_ranlib:=${container_cross_prefix}ranlib} 2065 : ${container_cross_strip:=${container_cross_prefix}strip} 2066 done 2067 2068 try=cross 2069 case "$target_arch:$cpu" in 2070 aarch64_be:aarch64 | \ 2071 armeb:arm | \ 2072 i386:x86_64 | \ 2073 mips*:mips64 | \ 2074 ppc*:ppc64 | \ 2075 sparc:sparc64 | \ 2076 "$cpu:$cpu") 2077 try='native cross' ;; 2078 esac 2079 eval "target_cflags=\${cross_cc_cflags_$target_arch}" 2080 for thistry in $try; do 2081 case $thistry in 2082 native) 2083 target_cc=$cc 2084 target_ccas=$ccas 2085 target_ar=$ar 2086 target_as=$as 2087 target_ld=$ld 2088 target_nm=$nm 2089 target_objcopy=$objcopy 2090 target_ranlib=$ranlib 2091 target_strip=$strip 2092 ;; 2093 cross) 2094 target_cc= 2095 if eval test -n "\"\${cross_cc_$target_arch}\""; then 2096 if eval has "\"\${cross_cc_$target_arch}\""; then 2097 eval "target_cc=\"\${cross_cc_$target_arch}\"" 2098 fi 2099 else 2100 compute_target_variable $target_arch target_cc gcc 2101 fi 2102 target_ccas=$target_cc 2103 compute_target_variable $target_arch target_ar ar 2104 compute_target_variable $target_arch target_as as 2105 compute_target_variable $target_arch target_ld ld 2106 compute_target_variable $target_arch target_nm nm 2107 compute_target_variable $target_arch target_objcopy objcopy 2108 compute_target_variable $target_arch target_ranlib ranlib 2109 compute_target_variable $target_arch target_strip strip 2110 ;; 2111 esac 2112 2113 if test -n "$target_cc"; then 2114 case $target_arch in 2115 i386|x86_64) 2116 if $target_cc --version | grep -qi "clang"; then 2117 continue 2118 fi 2119 ;; 2120 esac 2121 elif test -n "$target_as" && test -n "$target_ld"; then 2122 # Special handling for assembler only targets 2123 case $target in 2124 tricore-softmmu) 2125 build_static= 2126 got_cross_cc=yes 2127 break 2128 ;; 2129 *) 2130 continue 2131 ;; 2132 esac 2133 else 2134 continue 2135 fi 2136 2137 write_c_skeleton 2138 case $1 in 2139 *-softmmu) 2140 if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC && 2141 do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then 2142 got_cross_cc=yes 2143 break 2144 fi 2145 ;; 2146 *) 2147 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then 2148 build_static=y 2149 got_cross_cc=yes 2150 break 2151 fi 2152 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then 2153 build_static= 2154 got_cross_cc=yes 2155 break 2156 fi 2157 ;; 2158 esac 2159 done 2160 if test $got_cross_cc != yes; then 2161 build_static= 2162 target_cc= 2163 target_ccas= 2164 target_ar= 2165 target_as= 2166 target_ld= 2167 target_nm= 2168 target_objcopy= 2169 target_ranlib= 2170 target_strip= 2171 fi 2172 test -n "$target_cc" 2173} 2174 2175write_target_makefile() { 2176 echo "EXTRA_CFLAGS=$target_cflags" 2177 if test -z "$target_cc" && test -z "$target_as"; then 2178 test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?" 2179 echo "$1: docker-image-$container_image" >> Makefile.prereqs 2180 if test -n "$container_cross_cc"; then 2181 echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 2182 echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 2183 fi 2184 echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --" 2185 echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --" 2186 echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --" 2187 echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --" 2188 echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --" 2189 echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --" 2190 echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --" 2191 else 2192 if test -n "$target_cc"; then 2193 echo "CC=$target_cc" 2194 echo "CCAS=$target_ccas" 2195 fi 2196 if test -n "$target_ar"; then 2197 echo "AR=$target_ar" 2198 fi 2199 if test -n "$target_as"; then 2200 echo "AS=$target_as" 2201 fi 2202 if test -n "$target_ld"; then 2203 echo "LD=$target_ld" 2204 fi 2205 if test -n "$target_nm"; then 2206 echo "NM=$target_nm" 2207 fi 2208 if test -n "$target_objcopy"; then 2209 echo "OBJCOPY=$target_objcopy" 2210 fi 2211 if test -n "$target_ranlib"; then 2212 echo "RANLIB=$target_ranlib" 2213 fi 2214 if test -n "$target_strip"; then 2215 echo "STRIP=$target_strip" 2216 fi 2217 fi 2218} 2219 2220########################################## 2221# check for vfio_user_server 2222 2223case "$vfio_user_server" in 2224 enabled ) 2225 if test "$git_submodules_action" != "ignore"; then 2226 git_submodules="${git_submodules} subprojects/libvfio-user" 2227 fi 2228 ;; 2229esac 2230 2231########################################## 2232# End of CC checks 2233# After here, no more $cc or $ld runs 2234 2235write_c_skeleton 2236 2237if test "$fortify_source" = "yes" ; then 2238 QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS" 2239fi 2240 2241if test "$have_asan" = "yes"; then 2242 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS" 2243 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS" 2244 if test "$have_asan_iface_h" = "no" ; then 2245 echo "ASAN build enabled, but ASAN header missing." \ 2246 "Without code annotation, the report may be inferior." 2247 elif test "$have_asan_iface_fiber" = "no" ; then 2248 echo "ASAN build enabled, but ASAN header is too old." \ 2249 "Without code annotation, the report may be inferior." 2250 fi 2251fi 2252if test "$have_tsan" = "yes" ; then 2253 if test "$have_tsan_iface_fiber" = "yes" ; then 2254 QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS" 2255 QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS" 2256 else 2257 error_exit "Cannot enable TSAN due to missing fiber annotation interface." 2258 fi 2259elif test "$tsan" = "yes" ; then 2260 error_exit "Cannot enable TSAN due to missing sanitize thread interface." 2261fi 2262if test "$have_ubsan" = "yes"; then 2263 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS" 2264 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS" 2265fi 2266 2267####################################### 2268# cross-compiled firmware targets 2269 2270# Set up build tree symlinks that point back into the source tree 2271# (these can be both files and directories). 2272# Caution: avoid adding files or directories here using wildcards. This 2273# will result in problems later if a new file matching the wildcard is 2274# added to the source tree -- nothing will cause configure to be rerun 2275# so the build tree will be missing the link back to the new file, and 2276# tests might fail. Prefer to keep the relevant files in their own 2277# directory and symlink the directory instead. 2278LINKS="Makefile" 2279LINKS="$LINKS docs/config" 2280LINKS="$LINKS pc-bios/optionrom/Makefile" 2281LINKS="$LINKS pc-bios/s390-ccw/Makefile" 2282LINKS="$LINKS pc-bios/vof/Makefile" 2283LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 2284LINKS="$LINKS tests/avocado tests/data" 2285LINKS="$LINKS tests/qemu-iotests/check" 2286LINKS="$LINKS python" 2287LINKS="$LINKS contrib/plugins/Makefile " 2288for f in $LINKS ; do 2289 if [ -e "$source_path/$f" ]; then 2290 mkdir -p "$(dirname ./"$f")" 2291 symlink "$source_path/$f" "$f" 2292 fi 2293done 2294 2295echo "# Automatically generated by configure - do not modify" > Makefile.prereqs 2296 2297# Mac OS X ships with a broken assembler 2298roms= 2299if have_target i386-softmmu x86_64-softmmu && \ 2300 test "$targetos" != "darwin" && test "$targetos" != "sunos" && \ 2301 test "$targetos" != "haiku" && \ 2302 probe_target_compiler i386-softmmu; then 2303 roms="pc-bios/optionrom" 2304 config_mak=pc-bios/optionrom/config.mak 2305 echo "# Automatically generated by configure - do not modify" > $config_mak 2306 echo "TOPSRC_DIR=$source_path" >> $config_mak 2307 write_target_makefile >> $config_mak 2308fi 2309 2310if have_target ppc-softmmu ppc64-softmmu && \ 2311 probe_target_compiler ppc-softmmu; then 2312 roms="$roms pc-bios/vof" 2313 config_mak=pc-bios/vof/config.mak 2314 echo "# Automatically generated by configure - do not modify" > $config_mak 2315 echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak 2316 write_target_makefile >> $config_mak 2317fi 2318 2319# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10 2320# (which is the lowest architecture level that Clang supports) 2321if have_target s390x-softmmu && probe_target_compiler s390x-softmmu; then 2322 write_c_skeleton 2323 do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC 2324 has_z900=$? 2325 if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then 2326 if [ $has_z900 != 0 ]; then 2327 echo "WARNING: Your compiler does not support the z900!" 2328 echo " The s390-ccw bios will only work with guest CPUs >= z10." 2329 fi 2330 roms="$roms pc-bios/s390-ccw" 2331 config_mak=pc-bios/s390-ccw/config-host.mak 2332 echo "# Automatically generated by configure - do not modify" > $config_mak 2333 echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak 2334 write_target_makefile >> $config_mak 2335 # SLOF is required for building the s390-ccw firmware on s390x, 2336 # since it is using the libnet code from SLOF for network booting. 2337 git_submodules="${git_submodules} roms/SLOF" 2338 fi 2339fi 2340 2341####################################### 2342# generate config-host.mak 2343 2344if ! (GIT="$git" "$source_path/scripts/git-submodule.sh" "$git_submodules_action" "$git_submodules"); then 2345 exit 1 2346fi 2347 2348config_host_mak="config-host.mak" 2349 2350echo "# Automatically generated by configure - do not modify" > $config_host_mak 2351echo >> $config_host_mak 2352 2353echo all: >> $config_host_mak 2354echo "GIT=$git" >> $config_host_mak 2355echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak 2356echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_host_mak 2357 2358if test "$debug_tcg" = "yes" ; then 2359 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak 2360fi 2361if test "$mingw32" = "yes" ; then 2362 echo "CONFIG_WIN32=y" >> $config_host_mak 2363 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER-QEMU}" >> $config_host_mak 2364 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO-Linux}" >> $config_host_mak 2365 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION-$(cat "$source_path"/VERSION)}" >> $config_host_mak 2366else 2367 echo "CONFIG_POSIX=y" >> $config_host_mak 2368fi 2369 2370if test "$linux" = "yes" ; then 2371 echo "CONFIG_LINUX=y" >> $config_host_mak 2372fi 2373 2374if test "$darwin" = "yes" ; then 2375 echo "CONFIG_DARWIN=y" >> $config_host_mak 2376fi 2377 2378if test "$solaris" = "yes" ; then 2379 echo "CONFIG_SOLARIS=y" >> $config_host_mak 2380fi 2381if test "$static" = "yes" ; then 2382 echo "CONFIG_STATIC=y" >> $config_host_mak 2383fi 2384echo "SRC_PATH=$source_path" >> $config_host_mak 2385echo "TARGET_DIRS=$target_list" >> $config_host_mak 2386if test "$modules" = "yes"; then 2387 echo "CONFIG_MODULES=y" >> $config_host_mak 2388fi 2389 2390# XXX: suppress that 2391if [ "$bsd" = "yes" ] ; then 2392 echo "CONFIG_BSD=y" >> $config_host_mak 2393fi 2394 2395echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak 2396 2397if test "$have_asan_iface_fiber" = "yes" ; then 2398 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak 2399fi 2400 2401if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then 2402 echo "CONFIG_TSAN=y" >> $config_host_mak 2403fi 2404 2405if test "$plugins" = "yes" ; then 2406 echo "CONFIG_PLUGIN=y" >> $config_host_mak 2407fi 2408 2409if test -n "$gdb_bin"; then 2410 gdb_version=$($gdb_bin --version | head -n 1) 2411 if version_ge ${gdb_version##* } 9.1; then 2412 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 2413 gdb_arches=$("$source_path/scripts/probe-gdb-support.py" $gdb_bin) 2414 else 2415 gdb_bin="" 2416 fi 2417fi 2418 2419if test "$container" != no; then 2420 echo "ENGINE=$container" >> $config_host_mak 2421 echo "RUNC=$runc" >> $config_host_mak 2422fi 2423echo "ROMS=$roms" >> $config_host_mak 2424echo "MAKE=$make" >> $config_host_mak 2425echo "PYTHON=$python" >> $config_host_mak 2426echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 2427echo "MESON=$meson" >> $config_host_mak 2428echo "NINJA=$ninja" >> $config_host_mak 2429echo "CC=$cc" >> $config_host_mak 2430echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak 2431echo "QEMU_OBJCFLAGS=$QEMU_OBJCFLAGS" >> $config_host_mak 2432echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak 2433echo "GLIB_LIBS=$glib_libs" >> $config_host_mak 2434echo "GLIB_BINDIR=$glib_bindir" >> $config_host_mak 2435echo "GLIB_VERSION=$($pkg_config --modversion glib-2.0)" >> $config_host_mak 2436if test "$glib_has_gslice" = "yes" ; then 2437 echo "HAVE_GLIB_WITH_SLICE_ALLOCATOR=y" >> $config_host_mak 2438fi 2439echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak 2440echo "EXESUF=$EXESUF" >> $config_host_mak 2441 2442# use included Linux headers 2443if test "$linux" = "yes" ; then 2444 mkdir -p linux-headers 2445 case "$cpu" in 2446 i386|x86_64) 2447 linux_arch=x86 2448 ;; 2449 ppc|ppc64) 2450 linux_arch=powerpc 2451 ;; 2452 s390x) 2453 linux_arch=s390 2454 ;; 2455 aarch64) 2456 linux_arch=arm64 2457 ;; 2458 loongarch*) 2459 linux_arch=loongarch 2460 ;; 2461 mips64) 2462 linux_arch=mips 2463 ;; 2464 *) 2465 # For most CPUs the kernel architecture name and QEMU CPU name match. 2466 linux_arch="$cpu" 2467 ;; 2468 esac 2469 # For non-KVM architectures we will not have asm headers 2470 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then 2471 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 2472 fi 2473fi 2474 2475for target in $target_list; do 2476 target_dir="$target" 2477 target_name=$(echo $target | cut -d '-' -f 1)$EXESUF 2478 mkdir -p "$target_dir" 2479 case $target in 2480 *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;; 2481 *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;; 2482 esac 2483done 2484 2485if test "$default_targets" = "yes"; then 2486 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 2487fi 2488 2489if test "$ccache_cpp2" = "yes"; then 2490 echo "export CCACHE_CPP2=y" >> $config_host_mak 2491fi 2492 2493if test "$safe_stack" = "yes"; then 2494 echo "CONFIG_SAFESTACK=y" >> $config_host_mak 2495fi 2496 2497# tests/tcg configuration 2498(config_host_mak=tests/tcg/config-host.mak 2499mkdir -p tests/tcg 2500echo "# Automatically generated by configure - do not modify" > $config_host_mak 2501echo "SRC_PATH=$source_path" >> $config_host_mak 2502echo "HOST_CC=$host_cc" >> $config_host_mak 2503 2504# versioned checked in the main config_host.mak above 2505if test -n "$gdb_bin"; then 2506 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 2507fi 2508if test "$plugins" = "yes" ; then 2509 echo "CONFIG_PLUGIN=y" >> $config_host_mak 2510fi 2511 2512tcg_tests_targets= 2513for target in $target_list; do 2514 arch=${target%%-*} 2515 2516 case $target in 2517 xtensa*-linux-user) 2518 # the toolchain is not complete with headers, only build softmmu tests 2519 continue 2520 ;; 2521 *-softmmu) 2522 test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue 2523 qemu="qemu-system-$arch" 2524 ;; 2525 *-linux-user|*-bsd-user) 2526 qemu="qemu-$arch" 2527 ;; 2528 esac 2529 2530 if probe_target_compiler $target || test -n "$container_image"; then 2531 test -n "$container_image" && build_static=y 2532 mkdir -p "tests/tcg/$target" 2533 config_target_mak=tests/tcg/$target/config-target.mak 2534 ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile" 2535 echo "# Automatically generated by configure - do not modify" > "$config_target_mak" 2536 echo "TARGET_NAME=$arch" >> "$config_target_mak" 2537 echo "TARGET=$target" >> "$config_target_mak" 2538 write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak" 2539 echo "BUILD_STATIC=$build_static" >> "$config_target_mak" 2540 echo "QEMU=$PWD/$qemu" >> "$config_target_mak" 2541 2542 # will GDB work with these binaries? 2543 if test "${gdb_arches#*$arch}" != "$gdb_arches"; then 2544 echo "HOST_GDB_SUPPORTS_ARCH=y" >> "$config_target_mak" 2545 fi 2546 2547 echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs 2548 tcg_tests_targets="$tcg_tests_targets $target" 2549 fi 2550done 2551 2552if test "$tcg" = "enabled"; then 2553 echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> config-host.mak 2554fi 2555) 2556 2557if test "$skip_meson" = no; then 2558 cross="config-meson.cross.new" 2559 meson_quote() { 2560 test $# = 0 && return 2561 echo "'$(echo $* | sed "s/ /','/g")'" 2562 } 2563 2564 echo "# Automatically generated by configure - do not modify" > $cross 2565 echo "[properties]" >> $cross 2566 2567 # unroll any custom device configs 2568 for a in $device_archs; do 2569 eval "c=\$devices_${a}" 2570 echo "${a}-softmmu = '$c'" >> $cross 2571 done 2572 2573 echo "[built-in options]" >> $cross 2574 echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross 2575 echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross 2576 test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross 2577 echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross 2578 echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross 2579 echo "[binaries]" >> $cross 2580 echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross 2581 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross 2582 test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross 2583 echo "ar = [$(meson_quote $ar)]" >> $cross 2584 echo "nm = [$(meson_quote $nm)]" >> $cross 2585 echo "pkgconfig = [$(meson_quote $pkg_config_exe)]" >> $cross 2586 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 2587 if has $sdl2_config; then 2588 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 2589 fi 2590 echo "strip = [$(meson_quote $strip)]" >> $cross 2591 echo "widl = [$(meson_quote $widl)]" >> $cross 2592 echo "windres = [$(meson_quote $windres)]" >> $cross 2593 echo "windmc = [$(meson_quote $windmc)]" >> $cross 2594 if test "$cross_compile" = "yes"; then 2595 cross_arg="--cross-file config-meson.cross" 2596 echo "[host_machine]" >> $cross 2597 echo "system = '$targetos'" >> $cross 2598 case "$cpu" in 2599 i386) 2600 echo "cpu_family = 'x86'" >> $cross 2601 ;; 2602 *) 2603 echo "cpu_family = '$cpu'" >> $cross 2604 ;; 2605 esac 2606 echo "cpu = '$cpu'" >> $cross 2607 if test "$bigendian" = "yes" ; then 2608 echo "endian = 'big'" >> $cross 2609 else 2610 echo "endian = 'little'" >> $cross 2611 fi 2612 else 2613 cross_arg="--native-file config-meson.cross" 2614 fi 2615 mv $cross config-meson.cross 2616 2617 rm -rf meson-private meson-info meson-logs 2618 2619 # Built-in options 2620 test "$bindir" != "bin" && meson_option_add "-Dbindir=$bindir" 2621 test "$default_feature" = no && meson_option_add -Dauto_features=disabled 2622 test "$pie" = no && meson_option_add -Db_pie=false 2623 test "$werror" = yes && meson_option_add -Dwerror=true 2624 2625 # QEMU options 2626 test "$cfi" != false && meson_option_add "-Dcfi=$cfi" 2627 test "$fdt" != auto && meson_option_add "-Dfdt=$fdt" 2628 test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE" 2629 test "$qemu_suffix" != qemu && meson_option_add "-Dqemu_suffix=$qemu_suffix" 2630 test "$smbd" != '' && meson_option_add "-Dsmbd=$smbd" 2631 test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg" 2632 test "$vfio_user_server" != auto && meson_option_add "-Dvfio_user_server=$vfio_user_server" 2633 run_meson() { 2634 NINJA=$ninja $meson setup --prefix "$prefix" "$@" $cross_arg "$PWD" "$source_path" 2635 } 2636 eval run_meson $meson_options 2637 if test "$?" -ne 0 ; then 2638 error_exit "meson setup failed" 2639 fi 2640fi 2641 2642# Save the configure command line for later reuse. 2643cat <<EOD >config.status 2644#!/bin/sh 2645# Generated by configure. 2646# Run this file to recreate the current configuration. 2647# Compiler output produced by configure, useful for debugging 2648# configure, is in config.log if it exists. 2649EOD 2650 2651preserve_env() { 2652 envname=$1 2653 2654 eval envval=\$$envname 2655 2656 if test -n "$envval" 2657 then 2658 echo "$envname='$envval'" >> config.status 2659 echo "export $envname" >> config.status 2660 else 2661 echo "unset $envname" >> config.status 2662 fi 2663} 2664 2665# Preserve various env variables that influence what 2666# features/build target configure will detect 2667preserve_env AR 2668preserve_env AS 2669preserve_env CC 2670preserve_env CFLAGS 2671preserve_env CXX 2672preserve_env CXXFLAGS 2673preserve_env LD 2674preserve_env LDFLAGS 2675preserve_env LD_LIBRARY_PATH 2676preserve_env MAKE 2677preserve_env NM 2678preserve_env OBJCFLAGS 2679preserve_env OBJCOPY 2680preserve_env PATH 2681preserve_env PKG_CONFIG 2682preserve_env PKG_CONFIG_LIBDIR 2683preserve_env PKG_CONFIG_PATH 2684preserve_env PYTHON 2685preserve_env QEMU_GA_MANUFACTURER 2686preserve_env QEMU_GA_DISTRO 2687preserve_env QEMU_GA_VERSION 2688preserve_env SDL2_CONFIG 2689preserve_env SMBD 2690preserve_env STRIP 2691preserve_env WIDL 2692preserve_env WINDRES 2693preserve_env WINDMC 2694 2695printf "exec" >>config.status 2696for i in "$0" "$@"; do 2697 test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status 2698done 2699echo ' "$@"' >>config.status 2700chmod +x config.status 2701 2702rm -r "$TMPDIR1" 2703