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. Unlike autoconf, we assume that unset exists. 8unset CLICOLOR_FORCE GREP_OPTIONS BASH_ENV ENV MAIL MAILPATH CDPATH 9 10# Don't allow CCACHE, if present, to use cached results of compile tests! 11export CCACHE_RECACHE=yes 12 13# make source path absolute 14source_path=$(cd "$(dirname -- "$0")"; pwd) 15 16if test "$PWD" -ef "$source_path" 17then 18 echo "Using './build' as the directory for build output" 19 20 MARKER=build/auto-created-by-configure 21 22 if test -e build 23 then 24 if test -f $MARKER 25 then 26 rm -rf build 27 else 28 echo "ERROR: ./build dir already exists and was not previously created by configure" 29 exit 1 30 fi 31 fi 32 33 if ! mkdir build || ! touch $MARKER 34 then 35 echo "ERROR: Could not create ./build directory. Check the permissions on" 36 echo "your source directory, or try doing an out-of-tree build." 37 exit 1 38 fi 39 40 cat > GNUmakefile <<'EOF' 41# This file is auto-generated by configure to support in-source tree 42# 'make' command invocation 43 44build: 45 @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...' 46 @$(MAKE) -C build -f Makefile $(MAKECMDGOALS) 47 @if test "$(MAKECMDGOALS)" = "distclean" && \ 48 test -e build/auto-created-by-configure ; \ 49 then \ 50 rm -rf build GNUmakefile ; \ 51 fi 52%: build 53 @ 54.PHONY: build 55GNUmakefile: ; 56 57EOF 58 cd build 59 exec "$source_path/configure" "$@" 60fi 61 62# Temporary directory used for files created while 63# configure runs. Since it is in the build directory 64# we can safely blow away any previous version of it 65# (and we need not jump through hoops to try to delete 66# it when configure exits.) 67TMPDIR1="config-temp" 68rm -rf "${TMPDIR1}" 69if ! mkdir -p "${TMPDIR1}"; then 70 echo "ERROR: failed to create temporary directory" 71 exit 1 72fi 73 74TMPB="qemu-conf" 75TMPC="${TMPDIR1}/${TMPB}.c" 76TMPO="${TMPDIR1}/${TMPB}.o" 77TMPE="${TMPDIR1}/${TMPB}.exe" 78 79rm -f config.log 80 81# Print a helpful header at the top of config.log 82echo "# QEMU configure log $(date)" >> config.log 83printf "# Configured with:" >> config.log 84# repeat the invocation to log and stdout for CI 85invoke=$(printf " '%s'" "$0" "$@") 86test -n "$GITLAB_CI" && echo "configuring with: $invoke" 87{ echo "$invoke"; echo; echo "#"; } >> config.log 88 89quote_sh() { 90 printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&'," 91} 92 93error_exit() { 94 (echo 95 echo "ERROR: $1" 96 while test -n "$2"; do 97 echo " $2" 98 shift 99 done 100 echo) >&2 101 exit 1 102} 103 104do_compiler() { 105 # Run the compiler, capturing its output to the log. First argument 106 # is compiler binary to execute. 107 compiler="$1" 108 shift 109 if test -n "$BASH_VERSION"; then eval ' 110 echo >>config.log " 111funcs: ${FUNCNAME[*]} 112lines: ${BASH_LINENO[*]}" 113 '; fi 114 echo $compiler "$@" >> config.log 115 $compiler "$@" >> config.log 2>&1 || return $? 116} 117 118do_cc() { 119 do_compiler "$cc" $CPU_CFLAGS "$@" 120} 121 122compile_object() { 123 local_cflags="$1" 124 do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -c -o $TMPO $TMPC 125} 126 127compile_prog() { 128 local_cflags="$1" 129 local_ldflags="$2" 130 do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -o $TMPE $TMPC \ 131 $LDFLAGS $EXTRA_LDFLAGS $local_ldflags 132} 133 134# symbolically link $1 to $2. Portable version of "ln -sf". 135symlink() { 136 rm -rf "$2" 137 mkdir -p "$(dirname "$2")" 138 ln -s "$1" "$2" 139} 140 141# check whether a command is available to this shell (may be either an 142# executable or a builtin) 143has() { 144 type "$1" >/dev/null 2>&1 145} 146 147version_ge () { 148 local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ') 149 local_ver2=$(echo "$2" | tr . ' ') 150 while true; do 151 set x $local_ver1 152 local_first=${2-0} 153 # 'shift 2' if $2 is set, or 'shift' if $2 is not set 154 shift ${2:+2} 155 local_ver1=$* 156 set x $local_ver2 157 # the second argument finished, the first must be greater or equal 158 test $# = 1 && return 0 159 test $local_first -lt $2 && return 1 160 test $local_first -gt $2 && return 0 161 shift ${2:+2} 162 local_ver2=$* 163 done 164} 165 166if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]"; 167then 168 error_exit "main directory cannot contain spaces nor colons" 169fi 170 171# parse CC options first; some compiler tests are used to establish 172# some defaults, based on the host environment 173 174# default parameters 175container_engine="auto" 176cpu="" 177cross_compile="no" 178cross_prefix="" 179host_cc="cc" 180EXTRA_CFLAGS="" 181EXTRA_CXXFLAGS="" 182EXTRA_OBJCFLAGS="" 183EXTRA_LDFLAGS="" 184 185# Default value for a variable defining feature "foo". 186# * foo="no" feature will only be used if --enable-foo arg is given 187# * foo="" feature will be searched for, and if found, will be used 188# unless --disable-foo is given 189# * foo="yes" this value will only be set by --enable-foo flag. 190# feature will searched for, 191# if not found, configure exits with error 192# 193# Always add --enable-foo and --disable-foo command line args. 194# Distributions want to ensure that several features are compiled in, and it 195# is impossible without a --enable-foo that exits if a feature is not found. 196default_feature="" 197 198for opt do 199 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 200 case "$opt" in 201 --cross-prefix=*) cross_prefix="$optarg" 202 cross_compile="yes" 203 ;; 204 --cc=*) CC="$optarg" 205 ;; 206 --cxx=*) CXX="$optarg" 207 ;; 208 --objcc=*) objcc="$optarg" 209 ;; 210 --rustc=*) RUSTC="$optarg" 211 ;; 212 --cpu=*) cpu="$optarg" 213 ;; 214 --extra-cflags=*) 215 EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg" 216 EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 217 EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 218 ;; 219 --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 220 ;; 221 --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 222 ;; 223 --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg" 224 ;; 225 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option" 226 ;; 227 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*} 228 eval "cross_cc_cflags_${cc_arch}=\$optarg" 229 ;; 230 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*} 231 eval "cross_cc_${cc_arch}=\$optarg" 232 ;; 233 --cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option" 234 ;; 235 --cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*} 236 eval "cross_prefix_${cc_arch}=\$optarg" 237 ;; 238 --without-default-features) default_feature="no" 239 ;; 240 esac 241done 242 243default_cflags='-O2 -g' 244git_submodules_action="update" 245docs="auto" 246EXESUF="" 247system="yes" 248linux_user="" 249bsd_user="" 250plugins="$default_feature" 251subdirs="" 252ninja="" 253python= 254download="enabled" 255skip_meson=no 256use_containers="yes" 257rust="disabled" 258rust_target_triple="" 259gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb") 260gdb_arches="" 261 262# Don't accept a target_list environment variable. 263unset target_list 264unset target_list_exclude 265 266# The following Meson options are handled manually (still they 267# are included in the automatically generated help message) 268# because they automatically enable/disable other options 269tcg="auto" 270cfi="false" 271 272# Meson has PIE as a boolean rather than enabled/disabled/auto, 273# and we also need to check for -static-pie before Meson runs 274# which requires knowing whether --static is enabled. 275pie="" 276static="no" 277 278# Preferred compiler: 279# ${CC} (if set) 280# ${cross_prefix}gcc (if cross-prefix specified) 281# system compiler 282if test -z "${CC}${cross_prefix}"; then 283 cc="cc" 284else 285 cc="${CC-${cross_prefix}gcc}" 286fi 287 288if test -z "${CXX}${cross_prefix}"; then 289 cxx="c++" 290else 291 cxx="${CXX-${cross_prefix}g++}" 292fi 293 294# Preferred ObjC compiler: 295# $objcc (if set, i.e. via --objcc option) 296# ${cross_prefix}clang (if cross-prefix specified) 297# clang (if available) 298# $cc 299if test -z "${objcc}${cross_prefix}"; then 300 if has clang; then 301 objcc=clang 302 else 303 objcc="$cc" 304 fi 305else 306 objcc="${objcc-${cross_prefix}clang}" 307fi 308 309ar="${AR-${cross_prefix}ar}" 310as="${AS-${cross_prefix}as}" 311ccas="${CCAS-$cc}" 312dlltool="${DLLTOOL-${cross_prefix}dlltool}" 313objcopy="${OBJCOPY-${cross_prefix}objcopy}" 314ld="${LD-${cross_prefix}ld}" 315ranlib="${RANLIB-${cross_prefix}ranlib}" 316nm="${NM-${cross_prefix}nm}" 317readelf="${READELF-${cross_prefix}readelf}" 318strip="${STRIP-${cross_prefix}strip}" 319widl="${WIDL-${cross_prefix}widl}" 320windres="${WINDRES-${cross_prefix}windres}" 321windmc="${WINDMC-${cross_prefix}windmc}" 322pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}" 323sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}" 324 325rustc="${RUSTC-rustc}" 326 327check_define() { 328cat > $TMPC <<EOF 329#if !defined($1) 330#error $1 not defined 331#endif 332int main(void) { return 0; } 333EOF 334 compile_object 335} 336 337write_c_skeleton() { 338 cat > $TMPC <<EOF 339int main(void) { return 0; } 340EOF 341} 342 343if check_define __linux__ ; then 344 host_os=linux 345elif check_define _WIN32 ; then 346 host_os=windows 347elif check_define __OpenBSD__ ; then 348 host_os=openbsd 349elif check_define __sun__ ; then 350 host_os=sunos 351elif check_define __HAIKU__ ; then 352 host_os=haiku 353elif check_define __FreeBSD__ ; then 354 host_os=freebsd 355elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then 356 host_os=gnu/kfreebsd 357elif check_define __DragonFly__ ; then 358 host_os=dragonfly 359elif check_define __NetBSD__; then 360 host_os=netbsd 361elif check_define __APPLE__; then 362 host_os=darwin 363elif check_define EMSCRIPTEN ; then 364 host_os=emscripten 365 cpu=wasm32 366 cross_compile="yes" 367else 368 # This is a fatal error, but don't report it yet, because we 369 # might be going to just print the --help text, or it might 370 # be the result of a missing compiler. 371 host_os=bogus 372fi 373 374if test ! -z "$cpu" ; then 375 # command line argument 376 : 377elif check_define __i386__ ; then 378 cpu="i386" 379elif check_define __x86_64__ ; then 380 if check_define __ILP32__ ; then 381 cpu="x32" 382 else 383 cpu="x86_64" 384 fi 385elif check_define __sparc__ ; then 386 if check_define __arch64__ ; then 387 cpu="sparc64" 388 else 389 cpu="sparc" 390 fi 391elif check_define _ARCH_PPC ; then 392 if check_define _ARCH_PPC64 ; then 393 if check_define _LITTLE_ENDIAN ; then 394 cpu="ppc64le" 395 else 396 cpu="ppc64" 397 fi 398 else 399 cpu="ppc" 400 fi 401elif check_define __mips__ ; then 402 if check_define __mips64 ; then 403 cpu="mips64" 404 else 405 cpu="mips" 406 fi 407elif check_define __s390__ ; then 408 if check_define __s390x__ ; then 409 cpu="s390x" 410 else 411 cpu="s390" 412 fi 413elif check_define __riscv ; then 414 if check_define _LP64 ; then 415 cpu="riscv64" 416 else 417 cpu="riscv32" 418 fi 419elif check_define __arm__ ; then 420 cpu="arm" 421elif check_define __aarch64__ ; then 422 cpu="aarch64" 423elif check_define __loongarch64 ; then 424 cpu="loongarch64" 425else 426 # Using uname is really broken, but it is just a fallback for architectures 427 # that are going to use TCI anyway 428 cpu=$(uname -m) 429 if test "$host_os" != "bogus"; then 430 echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'" 431 fi 432fi 433 434# Normalise host CPU name to the values used by Meson cross files and in source 435# directories, and set multilib cflags. The canonicalization isn't really 436# necessary, because the architectures that we check for should not hit the 437# 'uname -m' case, but better safe than sorry in case --cpu= is used. 438# 439# Note that this case should only have supported host CPUs, not guests. 440# Please keep it sorted and synchronized with meson.build's host_arch. 441host_arch= 442linux_arch= 443raw_cpu=$cpu 444case "$cpu" in 445 aarch64) 446 host_arch=aarch64 447 linux_arch=arm64 448 ;; 449 450 armv*b|armv*l|arm) 451 cpu=arm 452 host_arch=arm 453 linux_arch=arm 454 ;; 455 456 i386|i486|i586|i686) 457 cpu="i386" 458 host_arch=i386 459 linux_arch=x86 460 CPU_CFLAGS="-m32" 461 ;; 462 463 loongarch*) 464 cpu=loongarch64 465 host_arch=loongarch64 466 linux_arch=loongarch 467 ;; 468 469 mips64*|mipsisa64*) 470 cpu=mips64 471 host_arch=mips 472 linux_arch=mips 473 ;; 474 mips*) 475 cpu=mips 476 host_arch=mips 477 linux_arch=mips 478 ;; 479 480 ppc) 481 host_arch=ppc 482 linux_arch=powerpc 483 CPU_CFLAGS="-m32" 484 ;; 485 ppc64) 486 host_arch=ppc64 487 linux_arch=powerpc 488 CPU_CFLAGS="-m64 -mbig-endian" 489 ;; 490 ppc64le) 491 cpu=ppc64 492 host_arch=ppc64 493 linux_arch=powerpc 494 CPU_CFLAGS="-m64 -mlittle-endian" 495 ;; 496 497 riscv32 | riscv64) 498 host_arch=riscv 499 linux_arch=riscv 500 ;; 501 502 s390) 503 linux_arch=s390 504 CPU_CFLAGS="-m31" 505 ;; 506 s390x) 507 host_arch=s390x 508 linux_arch=s390 509 CPU_CFLAGS="-m64" 510 ;; 511 512 sparc|sun4[cdmuv]) 513 cpu=sparc 514 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" 515 ;; 516 sparc64) 517 host_arch=sparc64 518 CPU_CFLAGS="-m64 -mcpu=ultrasparc" 519 ;; 520 521 x32) 522 cpu="x86_64" 523 host_arch=x86_64 524 linux_arch=x86 525 CPU_CFLAGS="-mx32" 526 ;; 527 x86_64|amd64) 528 cpu="x86_64" 529 host_arch=x86_64 530 linux_arch=x86 531 CPU_CFLAGS="-m64" 532 ;; 533 wasm32) 534 CPU_CFLAGS="-m32" 535 ;; 536esac 537 538if test -n "$host_arch" && { 539 ! test -d "$source_path/linux-user/include/host/$host_arch" || 540 ! test -d "$source_path/common-user/host/$host_arch"; }; then 541 error_exit "linux-user/include/host/$host_arch does not exist." \ 542 "This is a bug in the configure script, please report it." 543fi 544if test -n "$linux_arch" && ! test -d "$source_path/linux-headers/asm-$linux_arch"; then 545 error_exit "linux-headers/asm-$linux_arch does not exist." \ 546 "This is a bug in the configure script, please report it." 547fi 548 549check_py_version() { 550 # We require python >= 3.9. 551 # NB: a True python conditional creates a non-zero return code (Failure) 552 "$1" -c 'import sys; sys.exit(sys.version_info < (3,9))' 553} 554 555first_python= 556if test -z "${PYTHON}"; then 557 # A bare 'python' is traditionally python 2.x, but some distros 558 # have it as python 3.x, so check in both places. 559 for binary in python3 python python3.13 python3.12 python3.11 \ 560 python3.10 python3.9 ; do 561 if has "$binary"; then 562 python=$(command -v "$binary") 563 if check_py_version "$python"; then 564 # This one is good. 565 first_python= 566 break 567 else 568 first_python=$python 569 fi 570 fi 571 done 572else 573 # Same as above, but only check the environment variable. 574 has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable" 575 python=$(command -v "$PYTHON") 576 if check_py_version "$python"; then 577 # This one is good. 578 first_python= 579 else 580 first_python=$first_python 581 fi 582fi 583 584# Check for ancillary tools used in testing 585genisoimage= 586for binary in genisoimage mkisofs 587do 588 if has $binary 589 then 590 genisoimage=$(command -v "$binary") 591 break 592 fi 593done 594 595if test "$host_os" = "windows" ; then 596 EXESUF=".exe" 597fi 598 599meson_option_build_array() { 600 printf '[' 601 (if test "$host_os" = windows; then 602 IFS=\; 603 else 604 IFS=: 605 fi 606 for e in $1; do 607 printf '"""' 608 # backslash escape any '\' and '"' characters 609 printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g' 610 printf '""",' 611 done) 612 printf ']\n' 613} 614 615. "$source_path/scripts/meson-buildoptions.sh" 616 617meson_options= 618meson_option_add() { 619 local arg 620 for arg; do 621 meson_options="$meson_options $(quote_sh "$arg")" 622 done 623} 624meson_option_parse() { 625 meson_options="$meson_options $(_meson_option_parse "$@")" 626 if test $? -eq 1; then 627 echo "ERROR: unknown option $1" 628 echo "Try '$0 --help' for more information" 629 exit 1 630 fi 631} 632has_meson_option() { 633 test "${meson_options#*"$1"}" != "$meson_options" 634} 635 636meson_add_machine_file() { 637 if test "$cross_compile" = "yes"; then 638 meson_option_add --cross-file "$1" 639 else 640 meson_option_add --native-file "$1" 641 fi 642} 643 644for opt do 645 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 646 case "$opt" in 647 --help|-h) show_help=yes 648 ;; 649 --version|-V) exec cat "$source_path/VERSION" 650 ;; 651 --cross-prefix=*) 652 ;; 653 --cc=*) 654 ;; 655 --host-cc=*) host_cc="$optarg" 656 ;; 657 --cxx=*) 658 ;; 659 --objcc=*) 660 ;; 661 --rustc=*) 662 ;; 663 --make=*) 664 ;; 665 --install=*) 666 ;; 667 --python=*) python="$optarg" 668 ;; 669 --skip-meson) skip_meson=yes 670 ;; 671 --ninja=*) ninja="$optarg" 672 ;; 673 --extra-cflags=*) 674 ;; 675 --extra-cxxflags=*) 676 ;; 677 --extra-objcflags=*) 678 ;; 679 --extra-ldflags=*) 680 ;; 681 --cross-cc-*) 682 ;; 683 --cross-prefix-*) 684 ;; 685 --enable-docs) docs=enabled 686 ;; 687 --disable-docs) docs=disabled 688 ;; 689 --cpu=*) 690 ;; 691 --target-list=*) target_list="$optarg" 692 if test "$target_list_exclude"; then 693 error_exit "Can't mix --target-list with --target-list-exclude" 694 fi 695 ;; 696 --target-list-exclude=*) target_list_exclude="$optarg" 697 if test "$target_list"; then 698 error_exit "Can't mix --target-list-exclude with --target-list" 699 fi 700 ;; 701 --with-default-devices) meson_option_add -Ddefault_devices=true 702 ;; 703 --without-default-devices) meson_option_add -Ddefault_devices=false 704 ;; 705 --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option" 706 ;; 707 --with-devices-*) device_arch=${opt#--with-devices-}; 708 device_arch=${device_arch%%=*} 709 cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak 710 if test -f "$cf"; then 711 device_archs="$device_archs $device_arch" 712 eval "devices_${device_arch}=\$optarg" 713 else 714 error_exit "File $cf does not exist" 715 fi 716 ;; 717 --without-default-features) # processed above 718 ;; 719 --static) static="yes" 720 ;; 721 --host=*|--build=*|\ 722 --disable-dependency-tracking|\ 723 --sbindir=*|--sharedstatedir=*|\ 724 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 725 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 726 # These switches are silently ignored, for compatibility with 727 # autoconf-generated configure scripts. This allows QEMU's 728 # configure to be used by RPM and similar macros that set 729 # lots of directory switches by default. 730 ;; 731 --enable-debug) 732 # Enable debugging options that aren't excessively noisy 733 meson_option_parse --enable-debug-tcg "" 734 meson_option_parse --enable-debug-graph-lock "" 735 meson_option_parse --enable-debug-mutex "" 736 meson_option_add -Doptimization=0 737 default_cflags='-O0 -g' 738 ;; 739 --disable-tcg) tcg="disabled" 740 ;; 741 --enable-tcg) tcg="enabled" 742 ;; 743 --disable-system) system="no" 744 ;; 745 --enable-system) system="yes" 746 ;; 747 --disable-user) 748 linux_user="no" ; 749 bsd_user="no" ; 750 ;; 751 --enable-user) ;; 752 --disable-linux-user) linux_user="no" 753 ;; 754 --enable-linux-user) linux_user="yes" 755 ;; 756 --disable-bsd-user) bsd_user="no" 757 ;; 758 --enable-bsd-user) bsd_user="yes" 759 ;; 760 --enable-pie) pie="yes" 761 ;; 762 --disable-pie) pie="no" 763 ;; 764 --enable-cfi) cfi=true 765 ;; 766 --disable-cfi) cfi=false 767 ;; 768 --disable-download) download="disabled"; git_submodules_action=validate; 769 ;; 770 --enable-download) download="enabled"; git_submodules_action=update; 771 ;; 772 --enable-plugins) plugins="yes" 773 ;; 774 --disable-plugins) plugins="no" 775 ;; 776 --enable-containers) use_containers="yes" 777 ;; 778 --disable-containers) use_containers="no" 779 ;; 780 --container-engine=*) container_engine="$optarg" 781 ;; 782 --rust-target-triple=*) rust_target_triple="$optarg" 783 ;; 784 --gdb=*) gdb_bin="$optarg" 785 ;; 786 --enable-rust) rust=enabled 787 ;; 788 --disable-rust) rust=disabled 789 ;; 790 # everything else has the same name in configure and meson 791 --*) meson_option_parse "$opt" "$optarg" 792 ;; 793 # Pass through -Dxxxx options to meson 794 -D*) meson_option_add "$opt" 795 ;; 796 esac 797done 798 799if ! test -e "$source_path/.git" 800then 801 git_submodules_action="validate" 802fi 803 804if ! test -f "$source_path/subprojects/keycodemapdb/README" \ 805 && test "$download" = disabled 806then 807 echo 808 echo "ERROR: missing subprojects" 809 echo 810 if test -e "$source_path/.git"; then 811 echo "--disable-download specified but subprojects were not" 812 echo 'checked out. Please invoke "meson subprojects download"' 813 echo "before configuring QEMU, or remove --disable-download" 814 echo "from the command line." 815 else 816 echo "This is not a GIT checkout but subproject content appears to" 817 echo "be missing. Do not use 'git archive' or GitHub download links" 818 echo "to acquire QEMU source archives. Non-GIT builds are only" 819 echo "supported with source archives linked from:" 820 echo 821 echo " https://www.qemu.org/download/#source" 822 echo 823 echo "Developers working with GIT can use scripts/archive-source.sh" 824 echo "if they need to create valid source archives." 825 fi 826 echo 827 exit 1 828fi 829 830default_target_list="" 831mak_wilds="" 832 833if [ -n "$host_arch" ] && [ -d "$source_path/common-user/host/$host_arch" ]; then 834 if [ "$linux_user" != no ]; then 835 if [ "$host_os" = linux ]; then 836 linux_user=yes 837 elif [ "$linux_user" = yes ]; then 838 error_exit "linux-user not supported on this architecture" 839 fi 840 if [ "$linux_user" = "yes" ]; then 841 mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak" 842 fi 843 fi 844 if [ "$bsd_user" != no ]; then 845 if [ "$bsd_user" = "" ]; then 846 test $host_os = freebsd && bsd_user=yes 847 fi 848 if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$host_os" ]; then 849 error_exit "bsd-user not supported on this host OS" 850 fi 851 if [ "$bsd_user" = "yes" ]; then 852 mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak" 853 fi 854 fi 855else 856 if [ "$linux_user" = yes ] || [ "$bsd_user" = yes ]; then 857 error_exit "user mode emulation not supported on this architecture" 858 fi 859fi 860if [ "$system" = "yes" ]; then 861 mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak" 862fi 863 864for config in $mak_wilds; do 865 target="$(basename "$config" .mak)" 866 if echo "$target_list_exclude" | grep -vq "$target"; then 867 default_target_list="${default_target_list} $target" 868 fi 869done 870 871if test x"$show_help" = x"yes" ; then 872cat << EOF 873 874Usage: configure [options] 875Options: [defaults in brackets after descriptions] 876 877Standard options: 878 --help print this message 879 --target-list=LIST set target list (default: build all) 880$(echo Available targets: $default_target_list | \ 881 fold -s -w 53 | sed -e 's/^/ /') 882 --target-list-exclude=LIST exclude a set of targets from the default target-list 883 884Advanced options (experts only): 885 -Dmesonoptname=val passthrough option to meson unmodified 886 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix] 887 --cc=CC use C compiler CC [$cc] 888 --host-cc=CC when cross compiling, use C compiler CC for code run 889 at build time [$host_cc] 890 --cxx=CXX use C++ compiler CXX [$cxx] 891 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 892 --rustc=RUSTC use Rust compiler RUSTC [$rustc] 893 --extra-cflags=CFLAGS append extra C compiler flags CFLAGS 894 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS 895 --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS 896 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 897 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 898 --cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests 899 --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases 900 --python=PYTHON use specified python [$python] 901 --ninja=NINJA use specified ninja [$ninja] 902 --static enable static build [$static] 903 --rust-target-triple=TRIPLE compilation target for Rust code [autodetect] 904 --without-default-features default all --enable-* options to "disabled" 905 --without-default-devices do not include any device that is not needed to 906 start the emulator (only use if you are including 907 desired devices in configs/devices/) 908 --with-devices-ARCH=NAME override default configs/devices 909 --enable-debug enable common debug build options 910 --cpu=CPU Build for host CPU [$cpu] 911 --disable-containers don't use containers for cross-building 912 --container-engine=TYPE which container engine to use [$container_engine] 913 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 914EOF 915 meson_options_help 916cat << EOF 917 system all system emulation targets 918 user supported user emulation targets 919 linux-user all linux usermode emulation targets 920 bsd-user all BSD usermode emulation targets 921 pie Position Independent Executables 922 923NOTE: The object files are built at the place where configure is launched 924EOF 925exit 0 926fi 927 928# Now that we are sure that the user did not only want to print the --help 929# information, we should double-check that the C compiler really works: 930write_c_skeleton 931if ! compile_object ; then 932 error_exit "C compiler \"$cc\" either does not exist or does not work." 933fi 934 935# Remove old dependency files to make sure that they get properly regenerated 936rm -f ./*/config-devices.mak.d 937 938if test -z "$python" 939then 940 # If first_python is set, there was a binary somewhere even though 941 # it was not suitable. Use it for the error message. 942 if test -n "$first_python"; then 943 error_exit "Cannot use '$first_python', Python >= 3.9 is required." \ 944 "Use --python=/path/to/python to specify a supported Python." 945 else 946 error_exit "Python not found. Use --python=/path/to/python" 947 fi 948fi 949 950if ! check_py_version "$python"; then 951 error_exit "Cannot use '$python', Python >= 3.9 is required." \ 952 "Use --python=/path/to/python to specify a supported Python." \ 953 "Maybe try:" \ 954 " openSUSE Leap 15.3+: zypper install python39" \ 955 " CentOS: dnf install python3.12" 956fi 957 958# Resolve PATH 959python="$(command -v "$python")" 960 961# Create a Python virtual environment using our configured python. 962# The stdout of this script will be the location of a symlink that 963# points to the configured Python. 964# Entry point scripts for pip, meson, and sphinx are generated if those 965# packages are present. 966 967# Defaults assumed for now: 968# - venv is cleared if it exists already; 969# - venv is allowed to use system packages; 970# - all setup can be performed offline; 971# - missing packages may be fetched from PyPI, 972# unless --disable-download is passed. 973# - pip is not installed into the venv when possible, 974# but ensurepip is called as a fallback when necessary. 975 976echo "python determined to be '$python'" 977echo "python version: $($python --version)" 978 979python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)" 980if test "$?" -ne 0 ; then 981 error_exit "python venv creation failed" 982fi 983 984# Suppress writing compiled files 985python="$python -B" 986mkvenv="$python ${source_path}/python/scripts/mkvenv.py" 987 988# Finish preparing the virtual environment using vendored .whl files 989 990$mkvenv ensuregroup --dir "${source_path}/python/wheels" \ 991 ${source_path}/pythondeps.toml meson || exit 1 992 993# At this point, we expect Meson to be installed and available. 994# We expect mkvenv or pip to have created pyvenv/bin/meson for us. 995# We ignore PATH completely here: we want to use the venv's Meson 996# *exclusively*. 997 998meson="$(cd pyvenv/bin; pwd)/meson" 999 1000# Conditionally ensure Sphinx is installed. 1001 1002mkvenv_online_flag="" 1003if test "$download" = "enabled" ; then 1004 mkvenv_online_flag=" --online" 1005fi 1006 1007if test "$docs" != "disabled" ; then 1008 if ! $mkvenv ensuregroup \ 1009 $(test "$docs" = "enabled" && echo "$mkvenv_online_flag") \ 1010 ${source_path}/pythondeps.toml docs; 1011 then 1012 if test "$docs" = "enabled" ; then 1013 exit 1 1014 fi 1015 echo "Sphinx not found/usable, disabling docs." 1016 docs=disabled 1017 else 1018 docs=enabled 1019 fi 1020fi 1021 1022# Probe for ninja 1023 1024if test -z "$ninja"; then 1025 for c in ninja ninja-build samu; do 1026 if has $c; then 1027 ninja=$(command -v "$c") 1028 break 1029 fi 1030 done 1031 if test -z "$ninja"; then 1032 error_exit "Cannot find Ninja" 1033 fi 1034fi 1035 1036if test "$host_os" = "bogus"; then 1037 # Now that we know that we're not printing the help and that 1038 # the compiler works (so the results of the check_defines we used 1039 # to identify the OS are reliable), if we didn't recognize the 1040 # host OS we should stop now. 1041 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 1042fi 1043 1044# test for any invalid configuration combinations 1045if test "$host_os" = "windows" && ! has "$dlltool"; then 1046 if test "$plugins" = "yes"; then 1047 error_exit "TCG plugins requires dlltool to build on Windows platforms" 1048 fi 1049 plugins="no" 1050fi 1051if test "$tcg" = "disabled" ; then 1052 if test "$plugins" = "yes"; then 1053 error_exit "Can't enable plugins on non-TCG builds" 1054 fi 1055 plugins="no" 1056fi 1057if test "$static" = "yes" ; then 1058 if test "$plugins" = "yes"; then 1059 error_exit "static and plugins are mutually incompatible" 1060 fi 1061 plugins="no" 1062fi 1063if test "$plugins" != "no"; then 1064 if has_meson_option "-Dtcg_interpreter=true"; then 1065 plugins="no" 1066 else 1067 plugins=yes 1068 fi 1069fi 1070 1071cat > $TMPC << EOF 1072 1073#ifdef __linux__ 1074# define THREAD __thread 1075#else 1076# define THREAD 1077#endif 1078static THREAD int tls_var; 1079int main(void) { return tls_var; } 1080EOF 1081 1082if test "$host_os" = windows || test "$host_os" = haiku; then 1083 if test "$pie" = "yes"; then 1084 error_exit "PIE not available due to missing OS support" 1085 fi 1086 pie=no 1087fi 1088 1089if test "$pie" != "no"; then 1090 if test "$static" = "yes"; then 1091 pie_ldflags=-static-pie 1092 else 1093 pie_ldflags=-pie 1094 fi 1095 if compile_prog "-Werror -fPIE -DPIE" "$pie_ldflags"; then 1096 pie="yes" 1097 elif test "$pie" = "yes"; then 1098 error_exit "-static-pie not available due to missing toolchain support" 1099 else 1100 echo "Disabling PIE due to missing toolchain support" 1101 pie="no" 1102 fi 1103fi 1104 1105########################################## 1106 1107if test -z "${target_list+xxx}" ; then 1108 default_targets=yes 1109 for target in $default_target_list; do 1110 target_list="$target_list $target" 1111 done 1112 target_list="${target_list# }" 1113else 1114 default_targets=no 1115 target_list=$(echo "$target_list" | sed -e 's/,/ /g') 1116 for target in $target_list; do 1117 # Check that we recognised the target name; this allows a more 1118 # friendly error message than if we let it fall through. 1119 case " $default_target_list " in 1120 *" $target "*) 1121 ;; 1122 *) 1123 error_exit "Unknown target name '$target'" 1124 ;; 1125 esac 1126 done 1127fi 1128 1129if test "$tcg" = "auto"; then 1130 if test -z "$target_list"; then 1131 tcg="disabled" 1132 else 1133 tcg="enabled" 1134 fi 1135fi 1136 1137######################################### 1138# gdb test 1139 1140if test -n "$gdb_bin"; then 1141 gdb_version_string=$($gdb_bin --version | head -n 1) 1142 # Extract last field in the version string 1143 gdb_version=${gdb_version_string##* } 1144 if version_ge $gdb_version 9.1; then 1145 gdb_arches=$($python "$source_path/scripts/probe-gdb-support.py" $gdb_bin) 1146 else 1147 gdb_bin="" 1148 fi 1149fi 1150 1151########################################## 1152# big/little endian test 1153cat > $TMPC << EOF 1154#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 1155# error LITTLE 1156#endif 1157int main(void) { return 0; } 1158EOF 1159 1160if ! compile_prog ; then 1161 bigendian="no" 1162else 1163 cat > $TMPC << EOF 1164#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 1165# error BIG 1166#endif 1167int main(void) { return 0; } 1168EOF 1169 1170 if ! compile_prog ; then 1171 bigendian="yes" 1172 else 1173 echo big/little test failed 1174 exit 1 1175 fi 1176fi 1177 1178########################################## 1179# detect rust triple 1180 1181if test "$rust" != disabled && has "$rustc" && $rustc -vV > "${TMPDIR1}/${TMPB}.out"; then 1182 rust_host_triple=$(sed -n 's/^host: //p' "${TMPDIR1}/${TMPB}.out") 1183else 1184 if test "$rust" = enabled; then 1185 error_exit "could not execute rustc binary \"$rustc\"" 1186 fi 1187 rust=disabled 1188fi 1189if test "$rust" != disabled && test -z "$rust_target_triple"; then 1190 # arch and os generally matches between meson and rust 1191 rust_arch=$host_arch 1192 rust_os=$host_os 1193 rust_machine=unknown 1194 rust_osvariant= 1195 1196 # tweak rust_os if needed; also, machine and variant depend on the OS 1197 android=no 1198 case "$host_os" in 1199 darwin) 1200 # e.g. aarch64-apple-darwin 1201 rust_machine=apple 1202 ;; 1203 1204 linux) 1205 # detect android/glibc/musl 1206 if check_define __ANDROID__; then 1207 rust_osvariant=android 1208 android=yes 1209 else 1210 cat > $TMPC << EOF 1211#define _GNU_SOURCE 1212#include <features.h> 1213#ifndef __USE_GNU 1214error using musl 1215#endif 1216EOF 1217 if compile_object; then 1218 rust_osvariant=gnu 1219 else 1220 rust_osvariant=musl 1221 fi 1222 fi 1223 1224 case "$cpu" in 1225 arm) 1226 # e.g. arm-unknown-linux-gnueabi, arm-unknown-linux-gnueabihf 1227 write_c_skeleton 1228 compile_object 1229 if $READELF -A $TMPO | grep Tag_API_VFP_args: > /dev/null; then 1230 rust_osvariant=${rust_osvariant}eabihf 1231 else 1232 rust_osvariant=${rust_osvariant}eabi 1233 fi 1234 ;; 1235 1236 mips64) 1237 # e.g. mips64-unknown-linux-gnuabi64 1238 rust_osvariant=${rust_osvariant}abi64 1239 ;; 1240 esac 1241 ;; 1242 1243 netbsd) 1244 # e.g. arm-unknown-netbsd-eabihf 1245 test "$host_arch" = arm && rust_osvariant=eabihf 1246 ;; 1247 1248 sunos) 1249 rust_machine=pc 1250 rust_os=solaris 1251 ;; 1252 1253 windows) 1254 # e.g. aarch64-pc-windows-gnullvm, x86_64-pc-windows-gnu (MSVC not supported) 1255 rust_machine=pc 1256 if test "$host_arch" = aarch64; then 1257 rust_osvariant=gnullvm 1258 else 1259 rust_osvariant=gnu 1260 fi 1261 ;; 1262 esac 1263 1264 # now tweak the architecture part, possibly based on pre-canonicalization --cpu 1265 case "$host_arch" in 1266 arm) 1267 # preserve ISA version (armv7 etc.) from $raw_cpu if passed via --cpu 1268 rust_arch=$raw_cpu 1269 test "$rust_arch" = arm && test "$rust_os" != linux && rust_arch=armv7 1270 ;; 1271 1272 mips) 1273 # preserve ISA version (mipsisa64r6 etc.) and include endianness 1274 rust_arch=${raw_cpu%el} 1275 test "$bigendian" = no && rust_arch=${rust_arch}el 1276 ;; 1277 1278 riscv32|riscv64) 1279 # e.g. riscv64gc-unknown-linux-gnu, but riscv64-linux-android 1280 test "$android" = no && rust_arch=${rust_arch}gc 1281 ;; 1282 1283 sparc64) 1284 if test "$rust_os" = solaris; then 1285 rust_arch=sparcv9 1286 rust_machine=sun 1287 fi 1288 ;; 1289 1290 x86_64) 1291 # e.g. x86_64-unknown-linux-gnux32 1292 test "$raw_cpu" = x32 && rust_osvariant=${rust_osvariant}x32 1293 ;; 1294 esac 1295 1296 if test "$android" = yes; then 1297 # e.g. aarch64-linux-android 1298 rust_target_triple=$rust_arch-$rust_os-$rust_osvariant 1299 else 1300 rust_target_triple=$rust_arch-$rust_machine-$rust_os${rust_osvariant:+-$rust_osvariant} 1301 fi 1302fi 1303 1304########################################## 1305# functions to probe cross compilers 1306 1307container="no" 1308runc="" 1309if test $use_containers = "yes" && (has "docker" || has "podman"); then 1310 case $($python "$source_path"/tests/docker/docker.py --engine "$container_engine" probe) in 1311 *docker) container=docker ;; 1312 podman) container=podman ;; 1313 no) container=no ;; 1314 esac 1315 if test "$container" != "no"; then 1316 docker_py="$python $source_path/tests/docker/docker.py --engine $container" 1317 runc=$container 1318 fi 1319fi 1320 1321# cross compilers defaults, can be overridden with --cross-cc-ARCH 1322: ${cross_prefix_aarch64="aarch64-linux-gnu-"} 1323: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"} 1324: ${cross_prefix_alpha="alpha-linux-gnu-"} 1325: ${cross_prefix_arm="arm-linux-gnueabihf-"} 1326: ${cross_prefix_armeb="$cross_prefix_arm"} 1327: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"} 1328: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"} 1329: ${cross_prefix_hppa="hppa-linux-gnu-"} 1330: ${cross_prefix_i386="i686-linux-gnu-"} 1331: ${cross_prefix_m68k="m68k-linux-gnu-"} 1332: ${cross_prefix_microblaze="microblaze-linux-musl-"} 1333: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"} 1334: ${cross_prefix_mips64="mips64-linux-gnuabi64-"} 1335: ${cross_prefix_mipsel="mipsel-linux-gnu-"} 1336: ${cross_prefix_mips="mips-linux-gnu-"} 1337: ${cross_prefix_ppc="powerpc-linux-gnu-"} 1338: ${cross_prefix_ppc64="powerpc64-linux-gnu-"} 1339: ${cross_prefix_ppc64le="$cross_prefix_ppc64"} 1340: ${cross_prefix_riscv64="riscv64-linux-gnu-"} 1341: ${cross_prefix_s390x="s390x-linux-gnu-"} 1342: ${cross_prefix_sh4="sh4-linux-gnu-"} 1343: ${cross_prefix_sparc64="sparc64-linux-gnu-"} 1344: ${cross_prefix_sparc="$cross_prefix_sparc64"} 1345: ${cross_prefix_tricore="tricore-"} 1346: ${cross_prefix_x86_64="x86_64-linux-gnu-"} 1347 1348: ${cross_cc_aarch64_be="$cross_cc_aarch64"} 1349: ${cross_cc_cflags_aarch64_be="-mbig-endian"} 1350: ${cross_cc_armeb="$cross_cc_arm"} 1351: ${cross_cc_cflags_armeb="-mbig-endian"} 1352: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"} 1353: ${cross_cc_cflags_hexagon="-mv73 -O2 -static"} 1354: ${cross_cc_cflags_i386="-m32"} 1355: ${cross_cc_cflags_ppc="-m32 -mbig-endian"} 1356: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"} 1357: ${cross_cc_ppc64le="$cross_cc_ppc64"} 1358: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"} 1359: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"} 1360: ${cross_cc_sparc="$cross_cc_sparc64"} 1361: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"} 1362: ${cross_cc_cflags_x86_64="-m64 -mcx16"} 1363 1364compute_target_variable() { 1365 eval "$2=" 1366 if eval test -n "\"\${cross_prefix_$1}\""; then 1367 if eval has "\"\${cross_prefix_$1}\$3\""; then 1368 eval "$2=\"\${cross_prefix_$1}\$3\"" 1369 fi 1370 fi 1371} 1372 1373have_target() { 1374 for i; do 1375 case " $target_list " in 1376 *" $i "*) return 0;; 1377 *) ;; 1378 esac 1379 done 1380 return 1 1381} 1382 1383# probe_target_compiler TARGET 1384# 1385# Look for a compiler for the given target, either native or cross. 1386# Set variables target_* if a compiler is found, and container_cross_* 1387# if a Docker-based cross-compiler image is known for the target. 1388# Set got_cross_cc to yes/no depending on whether a non-container-based 1389# compiler was found. 1390# 1391# If TARGET is a user-mode emulation target, also set build_static to 1392# "y" if static linking is possible. 1393# 1394probe_target_compiler() { 1395 # reset all output variables 1396 got_cross_cc=no 1397 container_image= 1398 container_hosts= 1399 container_cross_prefix= 1400 container_cross_cc= 1401 container_cross_ar= 1402 container_cross_as= 1403 container_cross_ld= 1404 container_cross_nm= 1405 container_cross_objcopy= 1406 container_cross_ranlib= 1407 container_cross_strip= 1408 1409 target_arch=${1%%-*} 1410 case $target_arch in 1411 aarch64) container_hosts="x86_64 aarch64" ;; 1412 aarch64_be) container_hosts="x86_64 aarch64" ;; 1413 alpha) container_hosts=x86_64 ;; 1414 arm) container_hosts="x86_64 aarch64" ;; 1415 hexagon) container_hosts=x86_64 ;; 1416 hppa) container_hosts=x86_64 ;; 1417 i386) container_hosts=x86_64 ;; 1418 loongarch64) container_hosts=x86_64 ;; 1419 m68k) container_hosts=x86_64 ;; 1420 microblaze) container_hosts=x86_64 ;; 1421 mips64el) container_hosts=x86_64 ;; 1422 mips64) container_hosts=x86_64 ;; 1423 mipsel) container_hosts=x86_64 ;; 1424 mips) container_hosts=x86_64 ;; 1425 ppc) container_hosts=x86_64 ;; 1426 ppc64|ppc64le) container_hosts=x86_64 ;; 1427 riscv64) container_hosts=x86_64 ;; 1428 s390x) container_hosts=x86_64 ;; 1429 sh4) container_hosts=x86_64 ;; 1430 sparc64) container_hosts=x86_64 ;; 1431 tricore) container_hosts=x86_64 ;; 1432 x86_64) container_hosts="aarch64 ppc64le x86_64" ;; 1433 xtensa*) container_hosts=x86_64 ;; 1434 esac 1435 1436 for host in $container_hosts; do 1437 test "$container" != no || continue 1438 test "$host" = "$cpu" || continue 1439 case $target_arch in 1440 # debian-all-test-cross architectures 1441 1442 aarch64_be) 1443 container_image=debian-all-test-cross 1444 container_cross_prefix=aarch64-linux-gnu- 1445 ;; 1446 hppa|m68k|mips|riscv64|sparc64) 1447 container_image=debian-all-test-cross 1448 ;; 1449 mips64) 1450 container_image=debian-all-test-cross 1451 container_cross_prefix=mips64-linux-gnuabi64- 1452 ;; 1453 ppc|ppc64|ppc64le) 1454 container_image=debian-all-test-cross 1455 container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu- 1456 ;; 1457 1458 # debian-legacy-test-cross architectures (need Debian 11) 1459 # - libc6.1-dev-alpha-cross: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1054412 1460 # - sh4-linux-user: binaries don't run with bookworm compiler 1461 1462 alpha|sh4) 1463 container_image=debian-legacy-test-cross 1464 ;; 1465 1466 # architectures with individual containers 1467 1468 aarch64) 1469 # We don't have any bigendian build tools so we only use this for AArch64 1470 container_image=debian-arm64-cross 1471 ;; 1472 arm) 1473 # We don't have any bigendian build tools so we only use this for ARM 1474 container_image=debian-armhf-cross 1475 container_cross_prefix=arm-linux-gnueabihf- 1476 ;; 1477 hexagon) 1478 container_cross_prefix=hexagon-unknown-linux-musl- 1479 container_cross_cc=${container_cross_prefix}clang 1480 ;; 1481 i386) 1482 container_image=debian-i686-cross 1483 container_cross_prefix=i686-linux-gnu- 1484 ;; 1485 loongarch64) 1486 container_image=debian-loongarch-cross 1487 container_cross_prefix=loongarch64-unknown-linux-gnu- 1488 ;; 1489 microblaze) 1490 container_cross_prefix=microblaze-linux-musl- 1491 ;; 1492 mips64el) 1493 container_image=debian-all-test-cross 1494 container_cross_prefix=mips64el-linux-gnuabi64- 1495 ;; 1496 tricore) 1497 container_image=debian-tricore-cross 1498 container_cross_prefix=tricore- 1499 ;; 1500 x86_64) 1501 container_image=debian-amd64-cross 1502 ;; 1503 xtensa*) 1504 container_image=debian-xtensa-cross 1505 1506 # default to the dc232b cpu 1507 container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf- 1508 ;; 1509 esac 1510 # Debian and GNU architecture names usually match 1511 : ${container_image:=debian-$target_arch-cross} 1512 : ${container_cross_prefix:=$target_arch-linux-gnu-} 1513 : ${container_cross_cc:=${container_cross_prefix}gcc} 1514 : ${container_cross_ar:=${container_cross_prefix}ar} 1515 : ${container_cross_as:=${container_cross_prefix}as} 1516 : ${container_cross_ld:=${container_cross_prefix}ld} 1517 : ${container_cross_nm:=${container_cross_prefix}nm} 1518 : ${container_cross_objcopy:=${container_cross_prefix}objcopy} 1519 : ${container_cross_ranlib:=${container_cross_prefix}ranlib} 1520 : ${container_cross_strip:=${container_cross_prefix}strip} 1521 done 1522 1523 try=cross 1524 # For softmmu/roms also look for a bi-endian or multilib-enabled host compiler 1525 if [ "${1%softmmu}" != "$1" ] || test "$target_arch" = "$cpu"; then 1526 case "$target_arch:$cpu" in 1527 aarch64_be:aarch64 | \ 1528 armeb:arm | \ 1529 i386:x86_64 | \ 1530 mips*:mips64 | \ 1531 ppc*:ppc64 | \ 1532 sparc:sparc64 | \ 1533 "$cpu:$cpu") 1534 try='native cross' ;; 1535 esac 1536 fi 1537 eval "target_cflags=\${cross_cc_cflags_$target_arch}" 1538 for thistry in $try; do 1539 case $thistry in 1540 native) 1541 target_cc=$cc 1542 target_ccas=$ccas 1543 target_ar=$ar 1544 target_as=$as 1545 target_ld=$ld 1546 target_nm=$nm 1547 target_objcopy=$objcopy 1548 target_ranlib=$ranlib 1549 target_strip=$strip 1550 ;; 1551 cross) 1552 target_cc= 1553 if eval test -n "\"\${cross_cc_$target_arch}\""; then 1554 if eval has "\"\${cross_cc_$target_arch}\""; then 1555 eval "target_cc=\"\${cross_cc_$target_arch}\"" 1556 fi 1557 else 1558 compute_target_variable $target_arch target_cc gcc 1559 fi 1560 target_ccas=$target_cc 1561 compute_target_variable $target_arch target_ar ar 1562 compute_target_variable $target_arch target_as as 1563 compute_target_variable $target_arch target_ld ld 1564 compute_target_variable $target_arch target_nm nm 1565 compute_target_variable $target_arch target_objcopy objcopy 1566 compute_target_variable $target_arch target_ranlib ranlib 1567 compute_target_variable $target_arch target_strip strip 1568 ;; 1569 esac 1570 1571 if test -n "$target_cc"; then 1572 case $target_arch in 1573 i386|x86_64) 1574 if $target_cc --version | grep -qi "clang"; then 1575 continue 1576 fi 1577 ;; 1578 esac 1579 elif test -n "$target_as" && test -n "$target_ld"; then 1580 # Special handling for assembler only targets 1581 case $target in 1582 tricore-softmmu) 1583 build_static= 1584 got_cross_cc=yes 1585 break 1586 ;; 1587 *) 1588 continue 1589 ;; 1590 esac 1591 else 1592 continue 1593 fi 1594 1595 write_c_skeleton 1596 case $1 in 1597 *-softmmu) 1598 if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC && 1599 do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then 1600 got_cross_cc=yes 1601 break 1602 fi 1603 ;; 1604 *) 1605 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then 1606 build_static=y 1607 got_cross_cc=yes 1608 break 1609 fi 1610 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then 1611 build_static= 1612 got_cross_cc=yes 1613 break 1614 fi 1615 ;; 1616 esac 1617 done 1618 if test $got_cross_cc != yes; then 1619 build_static= 1620 target_cc= 1621 target_ccas= 1622 target_ar= 1623 target_as= 1624 target_ld= 1625 target_nm= 1626 target_objcopy= 1627 target_ranlib= 1628 target_strip= 1629 fi 1630 test -n "$target_cc" 1631} 1632 1633write_target_makefile() { 1634 echo "EXTRA_CFLAGS=$target_cflags" 1635 if test -z "$target_cc" && test -z "$target_as"; then 1636 test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?" 1637 echo "$1: docker-image-$container_image" >> Makefile.prereqs 1638 if test -n "$container_cross_cc"; then 1639 echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1640 echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1641 fi 1642 echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --" 1643 echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --" 1644 echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --" 1645 echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --" 1646 echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --" 1647 echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --" 1648 echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --" 1649 else 1650 if test -n "$target_cc"; then 1651 echo "CC=$target_cc" 1652 echo "CCAS=$target_ccas" 1653 fi 1654 if test -n "$target_ar"; then 1655 echo "AR=$target_ar" 1656 fi 1657 if test -n "$target_as"; then 1658 echo "AS=$target_as" 1659 fi 1660 if test -n "$target_ld"; then 1661 echo "LD=$target_ld" 1662 fi 1663 if test -n "$target_nm"; then 1664 echo "NM=$target_nm" 1665 fi 1666 if test -n "$target_objcopy"; then 1667 echo "OBJCOPY=$target_objcopy" 1668 fi 1669 if test -n "$target_ranlib"; then 1670 echo "RANLIB=$target_ranlib" 1671 fi 1672 if test -n "$target_strip"; then 1673 echo "STRIP=$target_strip" 1674 fi 1675 fi 1676} 1677 1678####################################### 1679# cross-compiled firmware targets 1680 1681# Set up build tree symlinks that point back into the source tree 1682# (these can be both files and directories). 1683# Caution: avoid adding files or directories here using wildcards. This 1684# will result in problems later if a new file matching the wildcard is 1685# added to the source tree -- nothing will cause configure to be rerun 1686# so the build tree will be missing the link back to the new file, and 1687# tests might fail. Prefer to keep the relevant files in their own 1688# directory and symlink the directory instead. 1689LINKS="Makefile" 1690LINKS="$LINKS docs/config" 1691LINKS="$LINKS pc-bios/optionrom/Makefile" 1692LINKS="$LINKS pc-bios/s390-ccw/Makefile" 1693LINKS="$LINKS pc-bios/vof/Makefile" 1694LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 1695LINKS="$LINKS tests/data" 1696LINKS="$LINKS tests/qemu-iotests/check tests/qemu-iotests/Makefile" 1697LINKS="$LINKS python" 1698for f in $LINKS ; do 1699 if [ -e "$source_path/$f" ]; then 1700 symlink "$source_path/$f" "$f" 1701 fi 1702done 1703 1704# use included Linux headers for KVM architectures 1705if test "$host_os" = "linux" && test -n "$linux_arch"; then 1706 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 1707fi 1708 1709echo "# Automatically generated by configure - do not modify" > Makefile.prereqs 1710 1711# Mac OS X ships with a broken assembler 1712if have_target i386-softmmu x86_64-softmmu && \ 1713 test "$host_os" != "darwin" && test "$host_os" != "sunos" && \ 1714 test "$host_os" != "haiku" && \ 1715 probe_target_compiler i386-softmmu; then 1716 subdirs="$subdirs pc-bios/optionrom" 1717 config_mak=pc-bios/optionrom/config.mak 1718 echo "# Automatically generated by configure - do not modify" > $config_mak 1719 echo "TOPSRC_DIR=$source_path" >> $config_mak 1720 write_target_makefile >> $config_mak 1721fi 1722 1723if have_target ppc-softmmu ppc64-softmmu && \ 1724 probe_target_compiler ppc-softmmu; then 1725 subdirs="$subdirs pc-bios/vof" 1726 config_mak=pc-bios/vof/config.mak 1727 echo "# Automatically generated by configure - do not modify" > $config_mak 1728 echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak 1729 write_target_makefile >> $config_mak 1730fi 1731 1732# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10 1733# (which is the lowest architecture level that Clang supports) 1734if have_target s390x-softmmu && probe_target_compiler s390x-softmmu && \ 1735 GIT=git "$source_path/scripts/git-submodule.sh" "$git_submodules_action" roms/SLOF >> config.log 2>&1; then 1736 write_c_skeleton 1737 do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC 1738 has_z900=$? 1739 if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then 1740 if [ $has_z900 != 0 ]; then 1741 echo "WARNING: Your compiler does not support the z900!" 1742 echo " The s390-ccw bios will only work with guest CPUs >= z10." 1743 fi 1744 subdirs="$subdirs pc-bios/s390-ccw" 1745 config_mak=pc-bios/s390-ccw/config-host.mak 1746 echo "# Automatically generated by configure - do not modify" > $config_mak 1747 echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak 1748 echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_mak 1749 write_target_makefile >> $config_mak 1750 fi 1751fi 1752 1753####################################### 1754# generate config-host.mak 1755 1756config_host_mak="config-host.mak" 1757 1758echo "# Automatically generated by configure - do not modify" > $config_host_mak 1759echo >> $config_host_mak 1760 1761echo all: >> $config_host_mak 1762 1763echo "SRC_PATH=$source_path" >> $config_host_mak 1764echo "TARGET_DIRS=$target_list" >> $config_host_mak 1765echo "GDB=$gdb_bin" >> $config_host_mak 1766if test "$container" != no; then 1767 echo "RUNC=$runc" >> $config_host_mak 1768fi 1769echo "SUBDIRS=$subdirs" >> $config_host_mak 1770if test "$rust" != disabled; then 1771 echo "RUST_TARGET_TRIPLE=$rust_target_triple" >> $config_host_mak 1772fi 1773echo "PYTHON=$python" >> $config_host_mak 1774echo "MKVENV_ENSUREGROUP=$mkvenv ensuregroup $mkvenv_online_flag" >> $config_host_mak 1775echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 1776echo "MESON=$meson" >> $config_host_mak 1777echo "NINJA=$ninja" >> $config_host_mak 1778echo "EXESUF=$EXESUF" >> $config_host_mak 1779if test "$default_targets" = "yes"; then 1780 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 1781fi 1782 1783# tests/tcg configuration 1784mkdir -p tests/tcg 1785echo "# Automatically generated by configure - do not modify" > tests/tcg/$config_host_mak 1786echo "SRC_PATH=$source_path" >> tests/tcg/$config_host_mak 1787if test "$plugins" = "yes" ; then 1788 echo "CONFIG_PLUGIN=y" >> tests/tcg/$config_host_mak 1789fi 1790 1791tcg_tests_targets= 1792for target in $target_list; do 1793 arch=${target%%-*} 1794 1795 case $target in 1796 xtensa*-linux-user) 1797 # the toolchain is not complete with headers, only build system tests 1798 continue 1799 ;; 1800 *-softmmu) 1801 test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue 1802 qemu="qemu-system-$arch" 1803 ;; 1804 *-linux-user|*-bsd-user) 1805 qemu="qemu-$arch" 1806 ;; 1807 esac 1808 1809 if probe_target_compiler $target || test -n "$container_image"; then 1810 test -n "$container_image" && build_static=y 1811 mkdir -p "tests/tcg/$target" 1812 config_target_mak=tests/tcg/$target/config-target.mak 1813 ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile" 1814 echo "# Automatically generated by configure - do not modify" > "$config_target_mak" 1815 echo "TARGET_NAME=$arch" >> "$config_target_mak" 1816 echo "TARGET=$target" >> "$config_target_mak" 1817 write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak" 1818 echo "BUILD_STATIC=$build_static" >> "$config_target_mak" 1819 echo "QEMU=$PWD/$qemu" >> "$config_target_mak" 1820 1821 # will GDB work with these binaries? 1822 if test "${gdb_arches#*$arch}" != "$gdb_arches"; then 1823 echo "GDB=$gdb_bin" >> $config_target_mak 1824 fi 1825 1826 if test "${gdb_arches#*aarch64}" != "$gdb_arches" && version_ge $gdb_version 15.1; then 1827 echo "GDB_HAS_MTE=y" >> $config_target_mak 1828 fi 1829 1830 if test "${gdb_arches#*aarch64}" != "$gdb_arches" && version_ge $gdb_version 16.0; then 1831 # GDB has to support MTE in baremetal to allow debugging MTE in QEMU system mode 1832 echo "GDB_SUPPORTS_MTE_IN_BAREMETAL=y" >> $config_target_mak 1833 fi 1834 1835 echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs 1836 tcg_tests_targets="$tcg_tests_targets $target" 1837 fi 1838done 1839 1840if test "$tcg" = "enabled"; then 1841 echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> $config_host_mak 1842fi 1843 1844if test "$skip_meson" = no; then 1845 cross="config-meson.cross.new" 1846 meson_quote() { 1847 test $# = 0 && return 1848 echo "'$(echo $* | sed "s/ /','/g")'" 1849 } 1850 1851 echo "# Automatically generated by configure - do not modify" > $cross 1852 echo "[properties]" >> $cross 1853 1854 # unroll any custom device configs 1855 for a in $device_archs; do 1856 eval "c=\$devices_${a}" 1857 echo "${a}-softmmu = '$c'" >> $cross 1858 done 1859 1860 echo "[built-in options]" >> $cross 1861 echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross 1862 echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross 1863 test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross 1864 echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross 1865 echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross 1866 1867 # Only enable by default for git builds and on select OSes 1868 echo "# environment defaults, can still be overridden on " >> $cross 1869 echo "# the command line" >> $cross 1870 if test -e "$source_path/.git" && \ 1871 { test "$host_os" = linux || test "$host_os" = "windows"; }; then 1872 echo 'werror = true' >> $cross 1873 fi 1874 echo "[project options]" >> $cross 1875 if test "$SMBD" != ''; then 1876 echo "smbd = $(meson_quote "$SMBD")" >> $cross 1877 fi 1878 if test "${QEMU_GA_MANUFACTURER}" != ''; then 1879 echo "qemu_ga_manufacturer = $(meson_quote "${QEMU_GA_MANUFACTURER}")" >> $cross 1880 fi 1881 if test "${QEMU_GA_DISTRO}" != ''; then 1882 echo "qemu_ga_distro = $(meson_quote "${QEMU_GA_DISTRO}")" >> $cross 1883 fi 1884 if test "${QEMU_GA_VERSION}" != ''; then 1885 echo "qemu_ga_version = $(meson_quote "${QEMU_GA_VERSION}")" >> $cross 1886 fi 1887 1888 echo >> $cross 1889 echo "[binaries]" >> $cross 1890 echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross 1891 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross 1892 test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross 1893 if test "$rust" != disabled; then 1894 if test "$rust_host_triple" != "$rust_target_triple"; then 1895 echo "rust = [$(meson_quote $rustc --target "$rust_target_triple")]" >> $cross 1896 else 1897 echo "rust = [$(meson_quote $rustc)]" >> $cross 1898 fi 1899 fi 1900 echo "ar = [$(meson_quote $ar)]" >> $cross 1901 echo "dlltool = [$(meson_quote $dlltool)]" >> $cross 1902 echo "nm = [$(meson_quote $nm)]" >> $cross 1903 echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross 1904 echo "pkg-config = [$(meson_quote $pkg_config)]" >> $cross 1905 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 1906 echo "readelf = [$(meson_quote $readelf)]" >> $cross 1907 if has $sdl2_config; then 1908 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 1909 fi 1910 echo "strip = [$(meson_quote $strip)]" >> $cross 1911 echo "widl = [$(meson_quote $widl)]" >> $cross 1912 echo "windres = [$(meson_quote $windres)]" >> $cross 1913 echo "windmc = [$(meson_quote $windmc)]" >> $cross 1914 if test "$cross_compile" = "yes"; then 1915 echo "[host_machine]" >> $cross 1916 echo "system = '$host_os'" >> $cross 1917 case "$cpu" in 1918 i386) 1919 echo "cpu_family = 'x86'" >> $cross 1920 ;; 1921 *) 1922 echo "cpu_family = '$cpu'" >> $cross 1923 ;; 1924 esac 1925 echo "cpu = '$cpu'" >> $cross 1926 if test "$bigendian" = "yes" ; then 1927 echo "endian = 'big'" >> $cross 1928 else 1929 echo "endian = 'little'" >> $cross 1930 fi 1931 1932 native="config-meson.native.new" 1933 echo "# Automatically generated by configure - do not modify" > $native 1934 echo "[binaries]" >> $native 1935 echo "c = [$(meson_quote $host_cc)]" >> $native 1936 if test "$rust" != disabled; then 1937 echo "rust = [$(meson_quote $rustc)]" >> $cross 1938 fi 1939 mv $native config-meson.native 1940 meson_option_add --native-file 1941 meson_option_add config-meson.native 1942 fi 1943 mv $cross config-meson.cross 1944 meson_add_machine_file config-meson.cross 1945 if test -f "$source_path/configs/meson/$host_os.txt"; then 1946 meson_add_machine_file $source_path/configs/meson/$host_os.txt 1947 fi 1948 1949 rm -rf meson-private meson-info meson-logs 1950 1951 test "$download" = "disabled" && meson_option_add "--wrap-mode=nodownload" 1952 test "$default_feature" = no && meson_option_add -Dauto_features=disabled 1953 test "$static" = yes && meson_option_add -Dprefer_static=true 1954 test "$pie" = no && meson_option_add -Db_pie=false 1955 1956 # QEMU options 1957 test "$rust" != "disabled" && meson_option_add "-Drust=$rust" 1958 test "$cfi" != false && meson_option_add "-Dcfi=$cfi" "-Db_lto=$cfi" 1959 test "$docs" != auto && meson_option_add "-Ddocs=$docs" 1960 test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE" 1961 test "$plugins" = yes && meson_option_add "-Dplugins=true" 1962 test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg" 1963 run_meson() { 1964 NINJA=$ninja $meson setup "$@" "$PWD" "$source_path" 1965 } 1966 eval run_meson $meson_options 1967 if test "$?" -ne 0 ; then 1968 error_exit "meson setup failed" 1969 fi 1970 echo "$meson" > build.ninja.stamp 1971else 1972 if test -f meson-private/cmd_line.txt; then 1973 # Adjust old command line options that were removed 1974 # sed -i is not portable 1975 perl -i -ne ' 1976 /^sphinx_build/ && next; 1977 print;' meson-private/cmd_line.txt 1978 fi 1979fi 1980 1981# Save the configure command line for later reuse. 1982cat <<EOD >config.status 1983#!/bin/sh 1984# Generated by configure. 1985# Run this file to recreate the current configuration. 1986# Compiler output produced by configure, useful for debugging 1987# configure, is in config.log if it exists. 1988EOD 1989 1990preserve_env() { 1991 envname=$1 1992 1993 eval envval=\$$envname 1994 1995 if test -n "$envval" 1996 then 1997 echo "$envname='$envval'" >> config.status 1998 echo "export $envname" >> config.status 1999 else 2000 echo "unset $envname" >> config.status 2001 fi 2002} 2003 2004# Preserve various env variables that influence what 2005# features/build target configure will detect 2006preserve_env AR 2007preserve_env AS 2008preserve_env CC 2009preserve_env CFLAGS 2010preserve_env CXX 2011preserve_env CXXFLAGS 2012preserve_env DLLTOOL 2013preserve_env LD 2014preserve_env LDFLAGS 2015preserve_env LD_LIBRARY_PATH 2016preserve_env NM 2017preserve_env OBJCFLAGS 2018preserve_env OBJCOPY 2019preserve_env PATH 2020preserve_env PKG_CONFIG 2021preserve_env PKG_CONFIG_LIBDIR 2022preserve_env PKG_CONFIG_PATH 2023preserve_env PYTHON 2024preserve_env QEMU_GA_MANUFACTURER 2025preserve_env QEMU_GA_DISTRO 2026preserve_env QEMU_GA_VERSION 2027preserve_env SDL2_CONFIG 2028preserve_env SMBD 2029preserve_env STRIP 2030preserve_env WIDL 2031preserve_env WINDRES 2032preserve_env WINDMC 2033 2034printf "exec" >>config.status 2035for i in "$0" "$@"; do 2036 test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status 2037done 2038echo ' "$@"' >>config.status 2039chmod +x config.status 2040 2041rm -r "$TMPDIR1" 2042 2043if test "$rust" != disabled; then 2044 echo 2045 echo 'INFO: Rust bindings generation with `bindgen` might fail in some cases where' 2046 echo 'the detected `libclang` does not match the expected `clang` version/target. In' 2047 echo 'this case you must pass the path to `clang` and `libclang` to your build' 2048 echo 'command invocation using the environment variables CLANG_PATH and LIBCLANG_PATH' 2049fi 2050