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" = "$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 $MARKER 34 then 35 echo "ERROR: Could not create ./build directory. Check the permissions on" 36 echo "your source directory, or try doing an out-of-tree build." 37 exit 1 38 fi 39 40 cat > GNUmakefile <<'EOF' 41# This file is auto-generated by configure to support in-source tree 42# 'make' command invocation 43 44ifeq ($(MAKECMDGOALS),) 45recurse: all 46endif 47 48.NOTPARALLEL: % 49%: force 50 @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...' 51 @$(MAKE) -C build -f Makefile $(MAKECMDGOALS) 52 @if test "$(MAKECMDGOALS)" = "distclean" && \ 53 test -e build/auto-created-by-configure ; \ 54 then \ 55 rm -rf build GNUmakefile ; \ 56 fi 57force: ; 58.PHONY: force 59GNUmakefile: ; 60 61EOF 62 cd build 63 exec "$source_path/configure" "$@" 64fi 65 66# Temporary directory used for files created while 67# configure runs. Since it is in the build directory 68# we can safely blow away any previous version of it 69# (and we need not jump through hoops to try to delete 70# it when configure exits.) 71TMPDIR1="config-temp" 72rm -rf "${TMPDIR1}" 73if ! mkdir -p "${TMPDIR1}"; then 74 echo "ERROR: failed to create temporary directory" 75 exit 1 76fi 77 78TMPB="qemu-conf" 79TMPC="${TMPDIR1}/${TMPB}.c" 80TMPO="${TMPDIR1}/${TMPB}.o" 81TMPE="${TMPDIR1}/${TMPB}.exe" 82 83rm -f config.log 84 85# Print a helpful header at the top of config.log 86echo "# QEMU configure log $(date)" >> config.log 87printf "# Configured with:" >> config.log 88# repeat the invocation to log and stdout for CI 89invoke=$(printf " '%s'" "$0" "$@") 90test -n "$GITLAB_CI" && echo "configuring with: $invoke" 91{ echo "$invoke"; echo; echo "#"; } >> config.log 92 93quote_sh() { 94 printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&'," 95} 96 97print_error() { 98 (echo 99 echo "ERROR: $1" 100 while test -n "$2"; do 101 echo " $2" 102 shift 103 done 104 echo) >&2 105} 106 107error_exit() { 108 print_error "$@" 109 exit 1 110} 111 112do_compiler() { 113 # Run the compiler, capturing its output to the log. First argument 114 # is compiler binary to execute. 115 compiler="$1" 116 shift 117 if test -n "$BASH_VERSION"; then eval ' 118 echo >>config.log " 119funcs: ${FUNCNAME[*]} 120lines: ${BASH_LINENO[*]}" 121 '; fi 122 echo $compiler "$@" >> config.log 123 $compiler "$@" >> config.log 2>&1 || return $? 124} 125 126do_cc() { 127 do_compiler "$cc" $CPU_CFLAGS "$@" 128} 129 130compile_object() { 131 local_cflags="$1" 132 do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -c -o $TMPO $TMPC 133} 134 135compile_prog() { 136 local_cflags="$1" 137 local_ldflags="$2" 138 do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -o $TMPE $TMPC \ 139 $LDFLAGS $EXTRA_LDFLAGS $local_ldflags 140} 141 142# symbolically link $1 to $2. Portable version of "ln -sf". 143symlink() { 144 rm -rf "$2" 145 mkdir -p "$(dirname "$2")" 146 ln -s "$1" "$2" 147} 148 149# check whether a command is available to this shell (may be either an 150# executable or a builtin) 151has() { 152 type "$1" >/dev/null 2>&1 153} 154 155version_ge () { 156 local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ') 157 local_ver2=$(echo "$2" | tr . ' ') 158 while true; do 159 set x $local_ver1 160 local_first=${2-0} 161 # 'shift 2' if $2 is set, or 'shift' if $2 is not set 162 shift ${2:+2} 163 local_ver1=$* 164 set x $local_ver2 165 # the second argument finished, the first must be greater or equal 166 test $# = 1 && return 0 167 test $local_first -lt $2 && return 1 168 test $local_first -gt $2 && return 0 169 shift ${2:+2} 170 local_ver2=$* 171 done 172} 173 174if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]"; 175then 176 error_exit "main directory cannot contain spaces nor colons" 177fi 178 179# parse CC options first; some compiler tests are used to establish 180# some defaults, based on the host environment 181 182# default parameters 183container_engine="auto" 184cpu="" 185cross_compile="no" 186cross_prefix="" 187host_cc="cc" 188EXTRA_CFLAGS="" 189EXTRA_CXXFLAGS="" 190EXTRA_OBJCFLAGS="" 191EXTRA_LDFLAGS="" 192 193# Default value for a variable defining feature "foo". 194# * foo="no" feature will only be used if --enable-foo arg is given 195# * foo="" feature will be searched for, and if found, will be used 196# unless --disable-foo is given 197# * foo="yes" this value will only be set by --enable-foo flag. 198# feature will searched for, 199# if not found, configure exits with error 200# 201# Always add --enable-foo and --disable-foo command line args. 202# Distributions want to ensure that several features are compiled in, and it 203# is impossible without a --enable-foo that exits if a feature is not found. 204default_feature="" 205 206for opt do 207 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 208 case "$opt" in 209 --cross-prefix=*) cross_prefix="$optarg" 210 cross_compile="yes" 211 ;; 212 --cc=*) CC="$optarg" 213 ;; 214 --cxx=*) CXX="$optarg" 215 ;; 216 --objcc=*) objcc="$optarg" 217 ;; 218 --cpu=*) cpu="$optarg" 219 ;; 220 --extra-cflags=*) 221 EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg" 222 EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 223 EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 224 ;; 225 --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 226 ;; 227 --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 228 ;; 229 --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg" 230 ;; 231 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option" 232 ;; 233 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*} 234 eval "cross_cc_cflags_${cc_arch}=\$optarg" 235 ;; 236 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*} 237 eval "cross_cc_${cc_arch}=\$optarg" 238 ;; 239 --cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option" 240 ;; 241 --cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*} 242 eval "cross_prefix_${cc_arch}=\$optarg" 243 ;; 244 --without-default-features) default_feature="no" 245 ;; 246 esac 247done 248 249default_cflags='-O2 -g' 250git_submodules_action="update" 251git="git" 252docs="auto" 253EXESUF="" 254prefix="/usr/local" 255qemu_suffix="qemu" 256system="yes" 257linux_user="" 258bsd_user="" 259plugins="$default_feature" 260subdirs="" 261ninja="" 262python= 263download="enabled" 264bindir="bin" 265skip_meson=no 266use_containers="yes" 267gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb") 268gdb_arches="" 269werror="" 270 271# Don't accept a target_list environment variable. 272unset target_list 273unset target_list_exclude 274 275# The following Meson options are handled manually (still they 276# are included in the automatically generated help message) 277# because they automatically enable/disable other options 278tcg="auto" 279cfi="false" 280 281# Meson has PIE as a boolean rather than enabled/disabled/auto, 282# and we also need to check for -static-pie before Meson runs 283# which requires knowing whether --static is enabled. 284pie="" 285static="no" 286 287# Preferred compiler: 288# ${CC} (if set) 289# ${cross_prefix}gcc (if cross-prefix specified) 290# system compiler 291if test -z "${CC}${cross_prefix}"; then 292 cc="cc" 293else 294 cc="${CC-${cross_prefix}gcc}" 295fi 296 297if test -z "${CXX}${cross_prefix}"; then 298 cxx="c++" 299else 300 cxx="${CXX-${cross_prefix}g++}" 301fi 302 303# Preferred ObjC compiler: 304# $objcc (if set, i.e. via --objcc option) 305# ${cross_prefix}clang (if cross-prefix specified) 306# clang (if available) 307# $cc 308if test -z "${objcc}${cross_prefix}"; then 309 if has clang; then 310 objcc=clang 311 else 312 objcc="$cc" 313 fi 314else 315 objcc="${objcc-${cross_prefix}clang}" 316fi 317 318ar="${AR-${cross_prefix}ar}" 319as="${AS-${cross_prefix}as}" 320ccas="${CCAS-$cc}" 321objcopy="${OBJCOPY-${cross_prefix}objcopy}" 322ld="${LD-${cross_prefix}ld}" 323ranlib="${RANLIB-${cross_prefix}ranlib}" 324nm="${NM-${cross_prefix}nm}" 325smbd="$SMBD" 326strip="${STRIP-${cross_prefix}strip}" 327widl="${WIDL-${cross_prefix}widl}" 328windres="${WINDRES-${cross_prefix}windres}" 329windmc="${WINDMC-${cross_prefix}windmc}" 330pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}" 331sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}" 332 333check_define() { 334cat > $TMPC <<EOF 335#if !defined($1) 336#error $1 not defined 337#endif 338int main(void) { return 0; } 339EOF 340 compile_object 341} 342 343write_c_skeleton() { 344 cat > $TMPC <<EOF 345int main(void) { return 0; } 346EOF 347} 348 349if check_define __linux__ ; then 350 targetos=linux 351elif check_define _WIN32 ; then 352 targetos=windows 353elif check_define __OpenBSD__ ; then 354 targetos=openbsd 355elif check_define __sun__ ; then 356 targetos=sunos 357elif check_define __HAIKU__ ; then 358 targetos=haiku 359elif check_define __FreeBSD__ ; then 360 targetos=freebsd 361elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then 362 targetos=gnu/kfreebsd 363elif check_define __DragonFly__ ; then 364 targetos=dragonfly 365elif check_define __NetBSD__; then 366 targetos=netbsd 367elif check_define __APPLE__; then 368 targetos=darwin 369else 370 # This is a fatal error, but don't report it yet, because we 371 # might be going to just print the --help text, or it might 372 # be the result of a missing compiler. 373 targetos=bogus 374fi 375 376# OS specific 377 378case $targetos in 379windows) 380 plugins="no" 381 pie="no" 382;; 383haiku) 384 pie="no" 385;; 386esac 387 388if test ! -z "$cpu" ; then 389 # command line argument 390 : 391elif check_define __i386__ ; then 392 cpu="i386" 393elif check_define __x86_64__ ; then 394 if check_define __ILP32__ ; then 395 cpu="x32" 396 else 397 cpu="x86_64" 398 fi 399elif check_define __sparc__ ; then 400 if check_define __arch64__ ; then 401 cpu="sparc64" 402 else 403 cpu="sparc" 404 fi 405elif check_define _ARCH_PPC ; then 406 if check_define _ARCH_PPC64 ; then 407 if check_define _LITTLE_ENDIAN ; then 408 cpu="ppc64le" 409 else 410 cpu="ppc64" 411 fi 412 else 413 cpu="ppc" 414 fi 415elif check_define __mips__ ; then 416 cpu="mips" 417elif check_define __s390__ ; then 418 if check_define __s390x__ ; then 419 cpu="s390x" 420 else 421 cpu="s390" 422 fi 423elif check_define __riscv ; then 424 if check_define _LP64 ; then 425 cpu="riscv64" 426 else 427 cpu="riscv32" 428 fi 429elif check_define __arm__ ; then 430 cpu="arm" 431elif check_define __aarch64__ ; then 432 cpu="aarch64" 433elif check_define __loongarch64 ; then 434 cpu="loongarch64" 435else 436 # Using uname is really broken, but it is just a fallback for architectures 437 # that are going to use TCI anyway 438 cpu=$(uname -m) 439 echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'" 440fi 441 442# Normalise host CPU name to the values used by Meson cross files and in source 443# directories, and set multilib cflags. The canonicalization isn't really 444# necessary, because the architectures that we check for should not hit the 445# 'uname -m' case, but better safe than sorry in case --cpu= is used. 446# 447# Note that this case should only have supported host CPUs, not guests. 448# Please keep it sorted and synchronized with meson.build's host_arch. 449host_arch= 450linux_arch= 451case "$cpu" in 452 aarch64) 453 host_arch=aarch64 454 linux_arch=arm64 455 ;; 456 457 armv*b|armv*l|arm) 458 cpu=arm 459 host_arch=arm 460 linux_arch=arm 461 ;; 462 463 i386|i486|i586|i686) 464 cpu="i386" 465 host_arch=i386 466 linux_arch=x86 467 CPU_CFLAGS="-m32" 468 ;; 469 470 loongarch*) 471 cpu=loongarch64 472 host_arch=loongarch64 473 ;; 474 475 mips64*) 476 cpu=mips64 477 host_arch=mips 478 linux_arch=mips 479 ;; 480 mips*) 481 cpu=mips 482 host_arch=mips 483 linux_arch=mips 484 ;; 485 486 ppc) 487 host_arch=ppc 488 linux_arch=powerpc 489 CPU_CFLAGS="-m32" 490 ;; 491 ppc64) 492 host_arch=ppc64 493 linux_arch=powerpc 494 CPU_CFLAGS="-m64 -mbig-endian" 495 ;; 496 ppc64le) 497 cpu=ppc64 498 host_arch=ppc64 499 linux_arch=powerpc 500 CPU_CFLAGS="-m64 -mlittle-endian" 501 ;; 502 503 riscv32 | riscv64) 504 host_arch=riscv 505 linux_arch=riscv 506 ;; 507 508 s390) 509 linux_arch=s390 510 CPU_CFLAGS="-m31" 511 ;; 512 s390x) 513 host_arch=s390x 514 linux_arch=s390 515 CPU_CFLAGS="-m64" 516 ;; 517 518 sparc|sun4[cdmuv]) 519 cpu=sparc 520 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" 521 ;; 522 sparc64) 523 host_arch=sparc64 524 CPU_CFLAGS="-m64 -mcpu=ultrasparc" 525 ;; 526 527 x32) 528 cpu="x86_64" 529 host_arch=x86_64 530 linux_arch=x86 531 CPU_CFLAGS="-mx32" 532 ;; 533 x86_64|amd64) 534 cpu="x86_64" 535 host_arch=x86_64 536 linux_arch=x86 537 # ??? Only extremely old AMD cpus do not have cmpxchg16b. 538 # If we truly care, we should simply detect this case at 539 # runtime and generate the fallback to serial emulation. 540 CPU_CFLAGS="-m64 -mcx16" 541 ;; 542esac 543 544if test -n "$host_arch" && { 545 ! test -d "$source_path/linux-user/include/host/$host_arch" || 546 ! test -d "$source_path/common-user/host/$host_arch"; }; then 547 error_exit "linux-user/include/host/$host_arch does not exist." \ 548 "This is a bug in the configure script, please report it." 549fi 550if test -n "$linux_arch" && ! test -d "$source_path/linux-headers/asm-$linux_arch"; then 551 error_exit "linux-headers/asm-$linux_arch does not exist." \ 552 "This is a bug in the configure script, please report it." 553fi 554 555check_py_version() { 556 # We require python >= 3.8. 557 # NB: a True python conditional creates a non-zero return code (Failure) 558 "$1" -c 'import sys; sys.exit(sys.version_info < (3,8))' 559} 560 561first_python= 562if test -z "${PYTHON}"; then 563 # A bare 'python' is traditionally python 2.x, but some distros 564 # have it as python 3.x, so check in both places. 565 for binary in python3 python python3.12 python3.11 \ 566 python3.10 python3.9 python3.8; do 567 if has "$binary"; then 568 python=$(command -v "$binary") 569 if check_py_version "$python"; then 570 # This one is good. 571 first_python= 572 break 573 else 574 first_python=$python 575 fi 576 fi 577 done 578else 579 # Same as above, but only check the environment variable. 580 has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable" 581 python=$(command -v "$PYTHON") 582 if check_py_version "$python"; then 583 # This one is good. 584 first_python= 585 else 586 first_python=$first_python 587 fi 588fi 589 590# Check for ancillary tools used in testing 591genisoimage= 592for binary in genisoimage mkisofs 593do 594 if has $binary 595 then 596 genisoimage=$(command -v "$binary") 597 break 598 fi 599done 600 601if test "$targetos" = "windows" ; then 602 EXESUF=".exe" 603 prefix="/qemu" 604 bindir="" 605 qemu_suffix="" 606fi 607 608meson_option_build_array() { 609 printf '[' 610 (if test "$targetos" = windows; then 611 IFS=\; 612 else 613 IFS=: 614 fi 615 for e in $1; do 616 printf '"""' 617 # backslash escape any '\' and '"' characters 618 printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g' 619 printf '""",' 620 done) 621 printf ']\n' 622} 623 624. "$source_path/scripts/meson-buildoptions.sh" 625 626meson_options= 627meson_option_add() { 628 local arg 629 for arg; do 630 meson_options="$meson_options $(quote_sh "$arg")" 631 done 632} 633meson_option_parse() { 634 meson_options="$meson_options $(_meson_option_parse "$@")" 635 if test $? -eq 1; then 636 echo "ERROR: unknown option $1" 637 echo "Try '$0 --help' for more information" 638 exit 1 639 fi 640} 641 642for opt do 643 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 644 case "$opt" in 645 --help|-h) show_help=yes 646 ;; 647 --version|-V) exec cat "$source_path/VERSION" 648 ;; 649 --prefix=*) prefix="$optarg" 650 ;; 651 --cross-prefix=*) 652 ;; 653 --cc=*) 654 ;; 655 --host-cc=*) host_cc="$optarg" 656 ;; 657 --cxx=*) 658 ;; 659 --objcc=*) 660 ;; 661 --make=*) 662 ;; 663 --install=*) 664 ;; 665 --python=*) python="$optarg" 666 ;; 667 --skip-meson) skip_meson=yes 668 ;; 669 --ninja=*) ninja="$optarg" 670 ;; 671 --smbd=*) smbd="$optarg" 672 ;; 673 --extra-cflags=*) 674 ;; 675 --extra-cxxflags=*) 676 ;; 677 --extra-objcflags=*) 678 ;; 679 --extra-ldflags=*) 680 ;; 681 --cross-cc-*) 682 ;; 683 --cross-prefix-*) 684 ;; 685 --enable-docs) docs=enabled 686 ;; 687 --disable-docs) docs=disabled 688 ;; 689 --cpu=*) 690 ;; 691 --target-list=*) target_list="$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 $cf does not exist" 715 fi 716 ;; 717 --without-default-features) # processed above 718 ;; 719 --static) static="yes" 720 ;; 721 --bindir=*) bindir="$optarg" 722 ;; 723 --with-suffix=*) qemu_suffix="$optarg" 724 ;; 725 --host=*|--build=*|\ 726 --disable-dependency-tracking|\ 727 --sbindir=*|--sharedstatedir=*|\ 728 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 729 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 730 # These switches are silently ignored, for compatibility with 731 # autoconf-generated configure scripts. This allows QEMU's 732 # configure to be used by RPM and similar macros that set 733 # lots of directory switches by default. 734 ;; 735 --enable-debug) 736 # Enable debugging options that aren't excessively noisy 737 meson_option_parse --enable-debug-tcg "" 738 meson_option_parse --enable-debug-graph-lock "" 739 meson_option_parse --enable-debug-mutex "" 740 meson_option_add -Doptimization=0 741 default_cflags='-O0 -g' 742 ;; 743 --disable-tcg) tcg="disabled" 744 plugins="no" 745 ;; 746 --enable-tcg) tcg="enabled" 747 ;; 748 --disable-system) system="no" 749 ;; 750 --enable-system) system="yes" 751 ;; 752 --disable-user) 753 linux_user="no" ; 754 bsd_user="no" ; 755 ;; 756 --enable-user) ;; 757 --disable-linux-user) linux_user="no" 758 ;; 759 --enable-linux-user) linux_user="yes" 760 ;; 761 --disable-bsd-user) bsd_user="no" 762 ;; 763 --enable-bsd-user) bsd_user="yes" 764 ;; 765 --enable-pie) pie="yes" 766 ;; 767 --disable-pie) pie="no" 768 ;; 769 --enable-werror) werror="yes" 770 ;; 771 --disable-werror) werror="no" 772 ;; 773 --enable-cfi) cfi=true 774 ;; 775 --disable-cfi) cfi=false 776 ;; 777 --disable-download) download="disabled"; git_submodules_action=validate; 778 ;; 779 --enable-download) download="enabled"; git_submodules_action=update; 780 ;; 781 --enable-plugins) if test "$targetos" = "windows"; then 782 error_exit "TCG plugins not currently supported on Windows platforms" 783 else 784 plugins="yes" 785 fi 786 ;; 787 --disable-plugins) plugins="no" 788 ;; 789 --enable-containers) use_containers="yes" 790 ;; 791 --disable-containers) use_containers="no" 792 ;; 793 --container-engine=*) container_engine="$optarg" 794 ;; 795 --gdb=*) gdb_bin="$optarg" 796 ;; 797 # everything else has the same name in configure and meson 798 --*) meson_option_parse "$opt" "$optarg" 799 ;; 800 # Pass through -Dxxxx options to meson 801 -D*) meson_options="$meson_options $opt" 802 ;; 803 esac 804done 805 806if ! test -e "$source_path/.git" 807then 808 git_submodules_action="validate" 809fi 810 811# test for any invalid configuration combinations 812if test "$plugins" = "yes" -a "$tcg" = "disabled"; then 813 error_exit "Can't enable plugins on non-TCG builds" 814fi 815 816if ! test -f "$source_path/subprojects/keycodemapdb/README" \ 817 && test "$download" = disabled 818then 819 echo 820 echo "ERROR: missing subprojects" 821 echo 822 if test -e "$source_path/.git"; then 823 echo "--disable-download specified but subprojects were not" 824 echo 'checked out. Please invoke "meson subprojects download"' 825 echo "before configuring QEMU, or remove --disable-download" 826 echo "from the command line." 827 else 828 echo "This is not a GIT checkout but subproject content appears to" 829 echo "be missing. Do not use 'git archive' or GitHub download links" 830 echo "to acquire QEMU source archives. Non-GIT builds are only" 831 echo "supported with source archives linked from:" 832 echo 833 echo " https://www.qemu.org/download/#source" 834 echo 835 echo "Developers working with GIT can use scripts/archive-source.sh" 836 echo "if they need to create valid source archives." 837 fi 838 echo 839 exit 1 840fi 841 842default_target_list="" 843mak_wilds="" 844 845if [ -n "$host_arch" ] && [ -d "$source_path/common-user/host/$host_arch" ]; then 846 if [ "$linux_user" != no ]; then 847 if [ "$targetos" = linux ]; then 848 linux_user=yes 849 elif [ "$linux_user" = yes ]; then 850 error_exit "linux-user not supported on this architecture" 851 fi 852 if [ "$linux_user" = "yes" ]; then 853 mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak" 854 fi 855 fi 856 if [ "$bsd_user" != no ]; then 857 if [ "$bsd_user" = "" ]; then 858 test $targetos = freebsd && bsd_user=yes 859 fi 860 if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then 861 error_exit "bsd-user not supported on this host OS" 862 fi 863 if [ "$bsd_user" = "yes" ]; then 864 mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak" 865 fi 866 fi 867else 868 if [ "$linux_user" = yes ] || [ "$bsd_user" = yes ]; then 869 error_exit "user mode emulation not supported on this architecture" 870 fi 871fi 872if [ "$system" = "yes" ]; then 873 mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak" 874fi 875 876for config in $mak_wilds; do 877 target="$(basename "$config" .mak)" 878 if echo "$target_list_exclude" | grep -vq "$target"; then 879 default_target_list="${default_target_list} $target" 880 fi 881done 882 883if test x"$show_help" = x"yes" ; then 884cat << EOF 885 886Usage: configure [options] 887Options: [defaults in brackets after descriptions] 888 889Standard options: 890 --help print this message 891 --prefix=PREFIX install in PREFIX [$prefix] 892 --target-list=LIST set target list (default: build all) 893$(echo Available targets: $default_target_list | \ 894 fold -s -w 53 | sed -e 's/^/ /') 895 --target-list-exclude=LIST exclude a set of targets from the default target-list 896 897Advanced options (experts only): 898 -Dmesonoptname=val passthrough option to meson unmodified 899 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix] 900 --cc=CC use C compiler CC [$cc] 901 --host-cc=CC when cross compiling, use C compiler CC for code run 902 at build time [$host_cc] 903 --cxx=CXX use C++ compiler CXX [$cxx] 904 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 905 --extra-cflags=CFLAGS append extra C compiler flags CFLAGS 906 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS 907 --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS 908 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 909 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 910 --cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests 911 --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases 912 --python=PYTHON use specified python [$python] 913 --ninja=NINJA use specified ninja [$ninja] 914 --smbd=SMBD use specified smbd [$smbd] 915 --static enable static build [$static] 916 --bindir=PATH install binaries in PATH 917 --with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix] 918 --without-default-features default all --enable-* options to "disabled" 919 --without-default-devices do not include any device that is not needed to 920 start the emulator (only use if you are including 921 desired devices in configs/devices/) 922 --with-devices-ARCH=NAME override default configs/devices 923 --enable-debug enable common debug build options 924 --disable-werror disable compilation abort on warning 925 --cpu=CPU Build for host CPU [$cpu] 926 --enable-plugins 927 enable plugins via shared library loading 928 --disable-containers don't use containers for cross-building 929 --container-engine=TYPE which container engine to use [$container_engine] 930 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 931EOF 932 meson_options_help 933cat << EOF 934 system all system emulation targets 935 user supported user emulation targets 936 linux-user all linux usermode emulation targets 937 bsd-user all BSD usermode emulation targets 938 pie Position Independent Executables 939 940NOTE: The object files are built at the place where configure is launched 941EOF 942exit 0 943fi 944 945# Remove old dependency files to make sure that they get properly regenerated 946rm -f ./*/config-devices.mak.d 947 948if test -z "$python" 949then 950 # If first_python is set, there was a binary somewhere even though 951 # it was not suitable. Use it for the error message. 952 if test -n "$first_python"; then 953 error_exit "Cannot use '$first_python', Python >= 3.8 is required." \ 954 "Use --python=/path/to/python to specify a supported Python." 955 else 956 error_exit "Python not found. Use --python=/path/to/python" 957 fi 958fi 959 960if ! check_py_version "$python"; then 961 error_exit "Cannot use '$python', Python >= 3.8 is required." \ 962 "Use --python=/path/to/python to specify a supported Python." \ 963 "Maybe try:" \ 964 " openSUSE Leap 15.3+: zypper install python39" \ 965 " CentOS 8: dnf install python38" 966fi 967 968# Resolve PATH 969python="$(command -v "$python")" 970 971# Create a Python virtual environment using our configured python. 972# The stdout of this script will be the location of a symlink that 973# points to the configured Python. 974# Entry point scripts for pip, meson, and sphinx are generated if those 975# packages are present. 976 977# Defaults assumed for now: 978# - venv is cleared if it exists already; 979# - venv is allowed to use system packages; 980# - all setup can be performed offline; 981# - missing packages may be fetched from PyPI, 982# unless --disable-download is passed. 983# - pip is not installed into the venv when possible, 984# but ensurepip is called as a fallback when necessary. 985 986echo "python determined to be '$python'" 987echo "python version: $($python --version)" 988 989python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)" 990if test "$?" -ne 0 ; then 991 error_exit "python venv creation failed" 992fi 993 994# Suppress writing compiled files 995python="$python -B" 996mkvenv="$python ${source_path}/python/scripts/mkvenv.py" 997 998# Finish preparing the virtual environment using vendored .whl files 999 1000if $python -c 'import sys; sys.exit(sys.version_info >= (3,11))'; then 1001 $mkvenv ensure --dir "${source_path}/python/wheels" \ 1002 'tomli>=1.2.0' || exit 1 1003fi 1004$mkvenv ensuregroup --dir "${source_path}/python/wheels" \ 1005 ${source_path}/pythondeps.toml meson || exit 1 1006 1007# At this point, we expect Meson to be installed and available. 1008# We expect mkvenv or pip to have created pyvenv/bin/meson for us. 1009# We ignore PATH completely here: we want to use the venv's Meson 1010# *exclusively*. 1011 1012meson="$(cd pyvenv/bin; pwd)/meson" 1013 1014# Conditionally ensure Sphinx is installed. 1015 1016mkvenv_flags="" 1017if test "$download" = "enabled" -a "$docs" = "enabled" ; then 1018 mkvenv_flags="--online" 1019fi 1020 1021if test "$docs" != "disabled" ; then 1022 if ! $mkvenv ensuregroup \ 1023 $mkvenv_flags \ 1024 ${source_path}/pythondeps.toml docs; 1025 then 1026 if test "$docs" = "enabled" ; then 1027 exit 1 1028 fi 1029 echo "Sphinx not found/usable, disabling docs." 1030 docs=disabled 1031 else 1032 docs=enabled 1033 fi 1034fi 1035 1036# Probe for ninja 1037 1038if test -z "$ninja"; then 1039 for c in ninja ninja-build samu; do 1040 if has $c; then 1041 ninja=$(command -v "$c") 1042 break 1043 fi 1044 done 1045 if test -z "$ninja"; then 1046 error_exit "Cannot find Ninja" 1047 fi 1048fi 1049 1050# Consult white-list to determine whether to enable werror 1051# by default. Only enable by default for git builds 1052if test -z "$werror" ; then 1053 if test -e "$source_path/.git" && \ 1054 { test "$targetos" = linux || test "$targetos" = "windows"; }; then 1055 werror="yes" 1056 else 1057 werror="no" 1058 fi 1059fi 1060 1061if test "$targetos" = "bogus"; then 1062 # Now that we know that we're not printing the help and that 1063 # the compiler works (so the results of the check_defines we used 1064 # to identify the OS are reliable), if we didn't recognize the 1065 # host OS we should stop now. 1066 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 1067fi 1068 1069if test "$static" = "yes" ; then 1070 if test "$plugins" = "yes"; then 1071 error_exit "static and plugins are mutually incompatible" 1072 else 1073 plugins="no" 1074 fi 1075fi 1076test "$plugins" = "" && plugins=yes 1077if test "$plugins" = "yes"; then 1078 subdirs="$subdirs contrib/plugins" 1079fi 1080 1081cat > $TMPC << EOF 1082 1083#ifdef __linux__ 1084# define THREAD __thread 1085#else 1086# define THREAD 1087#endif 1088static THREAD int tls_var; 1089int main(void) { return tls_var; } 1090EOF 1091 1092if test "$static" = "yes"; then 1093 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then 1094 pie="yes" 1095 elif test "$pie" = "yes"; then 1096 error_exit "-static-pie not available due to missing toolchain support" 1097 else 1098 pie="no" 1099 fi 1100elif test "$pie" != "no"; then 1101 if compile_prog "-Werror -fPIE -DPIE" "-pie"; then 1102 pie="yes" 1103 elif test "$pie" = "yes"; then 1104 error_exit "PIE not available due to missing toolchain support" 1105 else 1106 echo "Disabling PIE due to missing toolchain support" 1107 pie="no" 1108 fi 1109fi 1110 1111########################################## 1112 1113if test -z "${target_list+xxx}" ; then 1114 default_targets=yes 1115 for target in $default_target_list; do 1116 target_list="$target_list $target" 1117 done 1118 target_list="${target_list# }" 1119else 1120 default_targets=no 1121 target_list=$(echo "$target_list" | sed -e 's/,/ /g') 1122 for target in $target_list; do 1123 # Check that we recognised the target name; this allows a more 1124 # friendly error message than if we let it fall through. 1125 case " $default_target_list " in 1126 *" $target "*) 1127 ;; 1128 *) 1129 error_exit "Unknown target name '$target'" 1130 ;; 1131 esac 1132 done 1133fi 1134 1135if test "$tcg" = "auto"; then 1136 if test -z "$target_list"; then 1137 tcg="disabled" 1138 else 1139 tcg="enabled" 1140 fi 1141fi 1142 1143########################################## 1144# big/little endian test 1145cat > $TMPC << EOF 1146#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 1147# error LITTLE 1148#endif 1149int main(void) { return 0; } 1150EOF 1151 1152if ! compile_prog ; then 1153 bigendian="no" 1154else 1155 cat > $TMPC << EOF 1156#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 1157# error BIG 1158#endif 1159int main(void) { return 0; } 1160EOF 1161 1162 if ! compile_prog ; then 1163 bigendian="yes" 1164 else 1165 echo big/little test failed 1166 exit 1 1167 fi 1168fi 1169 1170########################################## 1171# functions to probe cross compilers 1172 1173container="no" 1174runc="" 1175if test $use_containers = "yes" && (has "docker" || has "podman"); then 1176 case $($python "$source_path"/tests/docker/docker.py --engine "$container_engine" probe) in 1177 *docker) container=docker ;; 1178 podman) container=podman ;; 1179 no) container=no ;; 1180 esac 1181 if test "$container" != "no"; then 1182 docker_py="$python $source_path/tests/docker/docker.py --engine $container" 1183 runc=$container 1184 fi 1185fi 1186 1187# cross compilers defaults, can be overridden with --cross-cc-ARCH 1188: ${cross_prefix_aarch64="aarch64-linux-gnu-"} 1189: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"} 1190: ${cross_prefix_alpha="alpha-linux-gnu-"} 1191: ${cross_prefix_arm="arm-linux-gnueabihf-"} 1192: ${cross_prefix_armeb="$cross_prefix_arm"} 1193: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"} 1194: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"} 1195: ${cross_prefix_hppa="hppa-linux-gnu-"} 1196: ${cross_prefix_i386="i686-linux-gnu-"} 1197: ${cross_prefix_m68k="m68k-linux-gnu-"} 1198: ${cross_prefix_microblaze="microblaze-linux-musl-"} 1199: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"} 1200: ${cross_prefix_mips64="mips64-linux-gnuabi64-"} 1201: ${cross_prefix_mipsel="mipsel-linux-gnu-"} 1202: ${cross_prefix_mips="mips-linux-gnu-"} 1203: ${cross_prefix_nios2="nios2-linux-gnu-"} 1204: ${cross_prefix_ppc="powerpc-linux-gnu-"} 1205: ${cross_prefix_ppc64="powerpc64-linux-gnu-"} 1206: ${cross_prefix_ppc64le="$cross_prefix_ppc64"} 1207: ${cross_prefix_riscv64="riscv64-linux-gnu-"} 1208: ${cross_prefix_s390x="s390x-linux-gnu-"} 1209: ${cross_prefix_sh4="sh4-linux-gnu-"} 1210: ${cross_prefix_sparc64="sparc64-linux-gnu-"} 1211: ${cross_prefix_sparc="$cross_prefix_sparc64"} 1212: ${cross_prefix_tricore="tricore-"} 1213: ${cross_prefix_x86_64="x86_64-linux-gnu-"} 1214 1215: ${cross_cc_aarch64_be="$cross_cc_aarch64"} 1216: ${cross_cc_cflags_aarch64_be="-mbig-endian"} 1217: ${cross_cc_armeb="$cross_cc_arm"} 1218: ${cross_cc_cflags_armeb="-mbig-endian"} 1219: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"} 1220: ${cross_cc_cflags_hexagon="-mv73 -O2 -static"} 1221: ${cross_cc_cflags_i386="-m32"} 1222: ${cross_cc_cflags_ppc="-m32 -mbig-endian"} 1223: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"} 1224: ${cross_cc_ppc64le="$cross_cc_ppc64"} 1225: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"} 1226: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"} 1227: ${cross_cc_sparc="$cross_cc_sparc64"} 1228: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"} 1229: ${cross_cc_cflags_x86_64="-m64"} 1230 1231compute_target_variable() { 1232 eval "$2=" 1233 if eval test -n "\"\${cross_prefix_$1}\""; then 1234 if eval has "\"\${cross_prefix_$1}\$3\""; then 1235 eval "$2=\"\${cross_prefix_$1}\$3\"" 1236 fi 1237 fi 1238} 1239 1240have_target() { 1241 for i; do 1242 case " $target_list " in 1243 *" $i "*) return 0;; 1244 *) ;; 1245 esac 1246 done 1247 return 1 1248} 1249 1250# probe_target_compiler TARGET 1251# 1252# Look for a compiler for the given target, either native or cross. 1253# Set variables target_* if a compiler is found, and container_cross_* 1254# if a Docker-based cross-compiler image is known for the target. 1255# Set got_cross_cc to yes/no depending on whether a non-container-based 1256# compiler was found. 1257# 1258# If TARGET is a user-mode emulation target, also set build_static to 1259# "y" if static linking is possible. 1260# 1261probe_target_compiler() { 1262 # reset all output variables 1263 got_cross_cc=no 1264 container_image= 1265 container_hosts= 1266 container_cross_cc= 1267 container_cross_ar= 1268 container_cross_as= 1269 container_cross_ld= 1270 container_cross_nm= 1271 container_cross_objcopy= 1272 container_cross_ranlib= 1273 container_cross_strip= 1274 1275 target_arch=${1%%-*} 1276 case $target_arch in 1277 aarch64) container_hosts="x86_64 aarch64" ;; 1278 alpha) container_hosts=x86_64 ;; 1279 arm) container_hosts="x86_64 aarch64" ;; 1280 cris) container_hosts=x86_64 ;; 1281 hexagon) container_hosts=x86_64 ;; 1282 hppa) container_hosts=x86_64 ;; 1283 i386) container_hosts=x86_64 ;; 1284 loongarch64) container_hosts=x86_64 ;; 1285 m68k) container_hosts=x86_64 ;; 1286 microblaze) container_hosts=x86_64 ;; 1287 mips64el) container_hosts=x86_64 ;; 1288 mips64) container_hosts=x86_64 ;; 1289 mipsel) container_hosts=x86_64 ;; 1290 mips) container_hosts=x86_64 ;; 1291 nios2) container_hosts=x86_64 ;; 1292 ppc) container_hosts=x86_64 ;; 1293 ppc64|ppc64le) container_hosts=x86_64 ;; 1294 riscv64) container_hosts=x86_64 ;; 1295 s390x) container_hosts=x86_64 ;; 1296 sh4) container_hosts=x86_64 ;; 1297 sparc64) container_hosts=x86_64 ;; 1298 tricore) container_hosts=x86_64 ;; 1299 x86_64) container_hosts="aarch64 ppc64le x86_64" ;; 1300 xtensa*) container_hosts=x86_64 ;; 1301 esac 1302 1303 for host in $container_hosts; do 1304 test "$container" != no || continue 1305 test "$host" = "$cpu" || continue 1306 case $target_arch in 1307 aarch64) 1308 # We don't have any bigendian build tools so we only use this for AArch64 1309 container_image=debian-arm64-cross 1310 container_cross_prefix=aarch64-linux-gnu- 1311 container_cross_cc=${container_cross_prefix}gcc 1312 ;; 1313 alpha) 1314 container_image=debian-alpha-cross 1315 container_cross_prefix=alpha-linux-gnu- 1316 ;; 1317 arm) 1318 # We don't have any bigendian build tools so we only use this for ARM 1319 container_image=debian-armhf-cross 1320 container_cross_prefix=arm-linux-gnueabihf- 1321 ;; 1322 cris) 1323 container_image=fedora-cris-cross 1324 container_cross_prefix=cris-linux-gnu- 1325 ;; 1326 hexagon) 1327 container_image=debian-hexagon-cross 1328 container_cross_prefix=hexagon-unknown-linux-musl- 1329 container_cross_cc=${container_cross_prefix}clang 1330 ;; 1331 hppa) 1332 container_image=debian-hppa-cross 1333 container_cross_prefix=hppa-linux-gnu- 1334 ;; 1335 i386) 1336 container_image=fedora-i386-cross 1337 container_cross_prefix= 1338 ;; 1339 loongarch64) 1340 container_image=debian-loongarch-cross 1341 container_cross_prefix=loongarch64-unknown-linux-gnu- 1342 ;; 1343 m68k) 1344 container_image=debian-m68k-cross 1345 container_cross_prefix=m68k-linux-gnu- 1346 ;; 1347 microblaze) 1348 container_image=debian-microblaze-cross 1349 container_cross_prefix=microblaze-linux-musl- 1350 ;; 1351 mips64el) 1352 container_image=debian-mips64el-cross 1353 container_cross_prefix=mips64el-linux-gnuabi64- 1354 ;; 1355 mips64) 1356 container_image=debian-mips64-cross 1357 container_cross_prefix=mips64-linux-gnuabi64- 1358 ;; 1359 mipsel) 1360 container_image=debian-mipsel-cross 1361 container_cross_prefix=mipsel-linux-gnu- 1362 ;; 1363 mips) 1364 container_image=debian-mips-cross 1365 container_cross_prefix=mips-linux-gnu- 1366 ;; 1367 nios2) 1368 container_image=debian-nios2-cross 1369 container_cross_prefix=nios2-linux-gnu- 1370 ;; 1371 ppc) 1372 container_image=debian-powerpc-test-cross 1373 container_cross_prefix=powerpc-linux-gnu- 1374 container_cross_cc=${container_cross_prefix}gcc 1375 ;; 1376 ppc64|ppc64le) 1377 container_image=debian-powerpc-test-cross 1378 container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu- 1379 container_cross_cc=${container_cross_prefix}gcc-10 1380 ;; 1381 riscv64) 1382 container_image=debian-riscv64-test-cross 1383 container_cross_prefix=riscv64-linux-gnu- 1384 ;; 1385 s390x) 1386 container_image=debian-s390x-cross 1387 container_cross_prefix=s390x-linux-gnu- 1388 ;; 1389 sh4) 1390 container_image=debian-sh4-cross 1391 container_cross_prefix=sh4-linux-gnu- 1392 ;; 1393 sparc64) 1394 container_image=debian-sparc64-cross 1395 container_cross_prefix=sparc64-linux-gnu- 1396 ;; 1397 tricore) 1398 container_image=debian-tricore-cross 1399 container_cross_prefix=tricore- 1400 ;; 1401 x86_64) 1402 container_image=debian-amd64-cross 1403 container_cross_prefix=x86_64-linux-gnu- 1404 ;; 1405 xtensa*) 1406 container_image=debian-xtensa-cross 1407 1408 # default to the dc232b cpu 1409 container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf- 1410 ;; 1411 esac 1412 : ${container_cross_cc:=${container_cross_prefix}gcc} 1413 : ${container_cross_ar:=${container_cross_prefix}ar} 1414 : ${container_cross_as:=${container_cross_prefix}as} 1415 : ${container_cross_ld:=${container_cross_prefix}ld} 1416 : ${container_cross_nm:=${container_cross_prefix}nm} 1417 : ${container_cross_objcopy:=${container_cross_prefix}objcopy} 1418 : ${container_cross_ranlib:=${container_cross_prefix}ranlib} 1419 : ${container_cross_strip:=${container_cross_prefix}strip} 1420 done 1421 1422 try=cross 1423 case "$target_arch:$cpu" in 1424 aarch64_be:aarch64 | \ 1425 armeb:arm | \ 1426 i386:x86_64 | \ 1427 mips*:mips64 | \ 1428 ppc*:ppc64 | \ 1429 sparc:sparc64 | \ 1430 "$cpu:$cpu") 1431 try='native cross' ;; 1432 esac 1433 eval "target_cflags=\${cross_cc_cflags_$target_arch}" 1434 for thistry in $try; do 1435 case $thistry in 1436 native) 1437 target_cc=$cc 1438 target_ccas=$ccas 1439 target_ar=$ar 1440 target_as=$as 1441 target_ld=$ld 1442 target_nm=$nm 1443 target_objcopy=$objcopy 1444 target_ranlib=$ranlib 1445 target_strip=$strip 1446 ;; 1447 cross) 1448 target_cc= 1449 if eval test -n "\"\${cross_cc_$target_arch}\""; then 1450 if eval has "\"\${cross_cc_$target_arch}\""; then 1451 eval "target_cc=\"\${cross_cc_$target_arch}\"" 1452 fi 1453 else 1454 compute_target_variable $target_arch target_cc gcc 1455 fi 1456 target_ccas=$target_cc 1457 compute_target_variable $target_arch target_ar ar 1458 compute_target_variable $target_arch target_as as 1459 compute_target_variable $target_arch target_ld ld 1460 compute_target_variable $target_arch target_nm nm 1461 compute_target_variable $target_arch target_objcopy objcopy 1462 compute_target_variable $target_arch target_ranlib ranlib 1463 compute_target_variable $target_arch target_strip strip 1464 ;; 1465 esac 1466 1467 if test -n "$target_cc"; then 1468 case $target_arch in 1469 i386|x86_64) 1470 if $target_cc --version | grep -qi "clang"; then 1471 continue 1472 fi 1473 ;; 1474 esac 1475 elif test -n "$target_as" && test -n "$target_ld"; then 1476 # Special handling for assembler only targets 1477 case $target in 1478 tricore-softmmu) 1479 build_static= 1480 got_cross_cc=yes 1481 break 1482 ;; 1483 *) 1484 continue 1485 ;; 1486 esac 1487 else 1488 continue 1489 fi 1490 1491 write_c_skeleton 1492 case $1 in 1493 *-softmmu) 1494 if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC && 1495 do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then 1496 got_cross_cc=yes 1497 break 1498 fi 1499 ;; 1500 *) 1501 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then 1502 build_static=y 1503 got_cross_cc=yes 1504 break 1505 fi 1506 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then 1507 build_static= 1508 got_cross_cc=yes 1509 break 1510 fi 1511 ;; 1512 esac 1513 done 1514 if test $got_cross_cc != yes; then 1515 build_static= 1516 target_cc= 1517 target_ccas= 1518 target_ar= 1519 target_as= 1520 target_ld= 1521 target_nm= 1522 target_objcopy= 1523 target_ranlib= 1524 target_strip= 1525 fi 1526 test -n "$target_cc" 1527} 1528 1529write_target_makefile() { 1530 echo "EXTRA_CFLAGS=$target_cflags" 1531 if test -z "$target_cc" && test -z "$target_as"; then 1532 test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?" 1533 echo "$1: docker-image-$container_image" >> Makefile.prereqs 1534 if test -n "$container_cross_cc"; then 1535 echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1536 echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1537 fi 1538 echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --" 1539 echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --" 1540 echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --" 1541 echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --" 1542 echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --" 1543 echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --" 1544 echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --" 1545 else 1546 if test -n "$target_cc"; then 1547 echo "CC=$target_cc" 1548 echo "CCAS=$target_ccas" 1549 fi 1550 if test -n "$target_ar"; then 1551 echo "AR=$target_ar" 1552 fi 1553 if test -n "$target_as"; then 1554 echo "AS=$target_as" 1555 fi 1556 if test -n "$target_ld"; then 1557 echo "LD=$target_ld" 1558 fi 1559 if test -n "$target_nm"; then 1560 echo "NM=$target_nm" 1561 fi 1562 if test -n "$target_objcopy"; then 1563 echo "OBJCOPY=$target_objcopy" 1564 fi 1565 if test -n "$target_ranlib"; then 1566 echo "RANLIB=$target_ranlib" 1567 fi 1568 if test -n "$target_strip"; then 1569 echo "STRIP=$target_strip" 1570 fi 1571 fi 1572} 1573 1574####################################### 1575# cross-compiled firmware targets 1576 1577# Set up build tree symlinks that point back into the source tree 1578# (these can be both files and directories). 1579# Caution: avoid adding files or directories here using wildcards. This 1580# will result in problems later if a new file matching the wildcard is 1581# added to the source tree -- nothing will cause configure to be rerun 1582# so the build tree will be missing the link back to the new file, and 1583# tests might fail. Prefer to keep the relevant files in their own 1584# directory and symlink the directory instead. 1585LINKS="Makefile" 1586LINKS="$LINKS docs/config" 1587LINKS="$LINKS pc-bios/optionrom/Makefile" 1588LINKS="$LINKS pc-bios/s390-ccw/Makefile" 1589LINKS="$LINKS pc-bios/vof/Makefile" 1590LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 1591LINKS="$LINKS tests/avocado tests/data" 1592LINKS="$LINKS tests/qemu-iotests/check" 1593LINKS="$LINKS python" 1594LINKS="$LINKS contrib/plugins/Makefile " 1595for f in $LINKS ; do 1596 if [ -e "$source_path/$f" ]; then 1597 symlink "$source_path/$f" "$f" 1598 fi 1599done 1600 1601echo "# Automatically generated by configure - do not modify" > Makefile.prereqs 1602 1603# Mac OS X ships with a broken assembler 1604if have_target i386-softmmu x86_64-softmmu && \ 1605 test "$targetos" != "darwin" && test "$targetos" != "sunos" && \ 1606 test "$targetos" != "haiku" && \ 1607 probe_target_compiler i386-softmmu; then 1608 subdirs="$subdirs pc-bios/optionrom" 1609 config_mak=pc-bios/optionrom/config.mak 1610 echo "# Automatically generated by configure - do not modify" > $config_mak 1611 echo "TOPSRC_DIR=$source_path" >> $config_mak 1612 write_target_makefile >> $config_mak 1613fi 1614 1615if have_target ppc-softmmu ppc64-softmmu && \ 1616 probe_target_compiler ppc-softmmu; then 1617 subdirs="$subdirs pc-bios/vof" 1618 config_mak=pc-bios/vof/config.mak 1619 echo "# Automatically generated by configure - do not modify" > $config_mak 1620 echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak 1621 write_target_makefile >> $config_mak 1622fi 1623 1624# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10 1625# (which is the lowest architecture level that Clang supports) 1626if have_target s390x-softmmu && probe_target_compiler s390x-softmmu && \ 1627 GIT=git "$source_path/scripts/git-submodule.sh" "$git_submodules_action" roms/SLOF >> config.log 2>&1; then 1628 write_c_skeleton 1629 do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC 1630 has_z900=$? 1631 if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then 1632 if [ $has_z900 != 0 ]; then 1633 echo "WARNING: Your compiler does not support the z900!" 1634 echo " The s390-ccw bios will only work with guest CPUs >= z10." 1635 fi 1636 subdirs="$subdirs pc-bios/s390-ccw" 1637 config_mak=pc-bios/s390-ccw/config-host.mak 1638 echo "# Automatically generated by configure - do not modify" > $config_mak 1639 echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak 1640 echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_mak 1641 write_target_makefile >> $config_mak 1642 fi 1643fi 1644 1645####################################### 1646# generate config-host.mak 1647 1648config_host_mak="config-host.mak" 1649 1650echo "# Automatically generated by configure - do not modify" > $config_host_mak 1651echo >> $config_host_mak 1652 1653echo all: >> $config_host_mak 1654 1655if test "$targetos" = "windows"; then 1656 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER-QEMU}" >> $config_host_mak 1657 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO-Linux}" >> $config_host_mak 1658 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION-$(cat "$source_path"/VERSION)}" >> $config_host_mak 1659fi 1660 1661echo "SRC_PATH=$source_path" >> $config_host_mak 1662echo "TARGET_DIRS=$target_list" >> $config_host_mak 1663 1664if test -n "$gdb_bin"; then 1665 gdb_version=$($gdb_bin --version | head -n 1) 1666 if version_ge ${gdb_version##* } 9.1; then 1667 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 1668 gdb_arches=$($python "$source_path/scripts/probe-gdb-support.py" $gdb_bin) 1669 else 1670 gdb_bin="" 1671 fi 1672fi 1673 1674if test "$container" != no; then 1675 echo "RUNC=$runc" >> $config_host_mak 1676fi 1677echo "SUBDIRS=$subdirs" >> $config_host_mak 1678echo "PYTHON=$python" >> $config_host_mak 1679echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 1680echo "MESON=$meson" >> $config_host_mak 1681echo "NINJA=$ninja" >> $config_host_mak 1682echo "EXESUF=$EXESUF" >> $config_host_mak 1683 1684# use included Linux headers for KVM architectures 1685if test "$targetos" = "linux" && test -n "$linux_arch"; then 1686 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 1687fi 1688 1689for target in $target_list; do 1690 target_dir="$target" 1691 target_name=$(echo $target | cut -d '-' -f 1)$EXESUF 1692 case $target in 1693 *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;; 1694 *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;; 1695 esac 1696done 1697 1698if test "$default_targets" = "yes"; then 1699 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 1700fi 1701 1702# contrib/plugins configuration 1703echo "# Automatically generated by configure - do not modify" > contrib/plugins/$config_host_mak 1704echo "SRC_PATH=$source_path/contrib/plugins" >> contrib/plugins/$config_host_mak 1705echo "PKG_CONFIG=${pkg_config}" >> contrib/plugins/$config_host_mak 1706echo "CC=$cc $CPU_CFLAGS" >> contrib/plugins/$config_host_mak 1707echo "CFLAGS=${CFLAGS-$default_cflags} $EXTRA_CFLAGS" >> contrib/plugins/$config_host_mak 1708if test "$targetos" = darwin; then 1709 echo "CONFIG_DARWIN=y" >> contrib/plugins/$config_host_mak 1710fi 1711 1712# tests/tcg configuration 1713(config_host_mak=tests/tcg/config-host.mak 1714mkdir -p tests/tcg 1715echo "# Automatically generated by configure - do not modify" > $config_host_mak 1716echo "SRC_PATH=$source_path" >> $config_host_mak 1717 1718# versioned checked in the main config_host.mak above 1719if test -n "$gdb_bin"; then 1720 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 1721fi 1722if test "$plugins" = "yes" ; then 1723 echo "CONFIG_PLUGIN=y" >> $config_host_mak 1724fi 1725 1726tcg_tests_targets= 1727for target in $target_list; do 1728 arch=${target%%-*} 1729 1730 case $target in 1731 xtensa*-linux-user) 1732 # the toolchain is not complete with headers, only build system tests 1733 continue 1734 ;; 1735 *-softmmu) 1736 test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue 1737 qemu="qemu-system-$arch" 1738 ;; 1739 *-linux-user|*-bsd-user) 1740 qemu="qemu-$arch" 1741 ;; 1742 esac 1743 1744 if probe_target_compiler $target || test -n "$container_image"; then 1745 test -n "$container_image" && build_static=y 1746 mkdir -p "tests/tcg/$target" 1747 config_target_mak=tests/tcg/$target/config-target.mak 1748 ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile" 1749 echo "# Automatically generated by configure - do not modify" > "$config_target_mak" 1750 echo "TARGET_NAME=$arch" >> "$config_target_mak" 1751 echo "TARGET=$target" >> "$config_target_mak" 1752 write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak" 1753 echo "BUILD_STATIC=$build_static" >> "$config_target_mak" 1754 echo "QEMU=$PWD/$qemu" >> "$config_target_mak" 1755 1756 # will GDB work with these binaries? 1757 if test "${gdb_arches#*$arch}" != "$gdb_arches"; then 1758 echo "HOST_GDB_SUPPORTS_ARCH=y" >> "$config_target_mak" 1759 fi 1760 1761 echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs 1762 tcg_tests_targets="$tcg_tests_targets $target" 1763 fi 1764done 1765 1766if test "$tcg" = "enabled"; then 1767 echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> config-host.mak 1768fi 1769) 1770 1771if test "$skip_meson" = no; then 1772 cross="config-meson.cross.new" 1773 meson_quote() { 1774 test $# = 0 && return 1775 echo "'$(echo $* | sed "s/ /','/g")'" 1776 } 1777 1778 echo "# Automatically generated by configure - do not modify" > $cross 1779 echo "[properties]" >> $cross 1780 1781 # unroll any custom device configs 1782 for a in $device_archs; do 1783 eval "c=\$devices_${a}" 1784 echo "${a}-softmmu = '$c'" >> $cross 1785 done 1786 1787 echo "[built-in options]" >> $cross 1788 echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross 1789 echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross 1790 test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross 1791 echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross 1792 echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross 1793 echo "[binaries]" >> $cross 1794 echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross 1795 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross 1796 test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross 1797 echo "ar = [$(meson_quote $ar)]" >> $cross 1798 echo "nm = [$(meson_quote $nm)]" >> $cross 1799 echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross 1800 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 1801 if has $sdl2_config; then 1802 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 1803 fi 1804 echo "strip = [$(meson_quote $strip)]" >> $cross 1805 echo "widl = [$(meson_quote $widl)]" >> $cross 1806 echo "windres = [$(meson_quote $windres)]" >> $cross 1807 echo "windmc = [$(meson_quote $windmc)]" >> $cross 1808 if test "$cross_compile" = "yes"; then 1809 echo "[host_machine]" >> $cross 1810 echo "system = '$targetos'" >> $cross 1811 case "$cpu" in 1812 i386) 1813 echo "cpu_family = 'x86'" >> $cross 1814 ;; 1815 *) 1816 echo "cpu_family = '$cpu'" >> $cross 1817 ;; 1818 esac 1819 echo "cpu = '$cpu'" >> $cross 1820 if test "$bigendian" = "yes" ; then 1821 echo "endian = 'big'" >> $cross 1822 else 1823 echo "endian = 'little'" >> $cross 1824 fi 1825 cross_arg="--cross-file config-meson.cross" 1826 1827 native="config-meson.native.new" 1828 echo "# Automatically generated by configure - do not modify" > $native 1829 echo "[binaries]" >> $native 1830 echo "c = [$(meson_quote $host_cc)]" >> $native 1831 mv $native config-meson.native 1832 cross_arg="$cross_arg --native-file config-meson.native" 1833 else 1834 cross_arg="--native-file config-meson.cross" 1835 fi 1836 mv $cross config-meson.cross 1837 1838 rm -rf meson-private meson-info meson-logs 1839 1840 # Built-in options 1841 test "$download" = "disabled" && meson_option_add "--wrap-mode=nodownload" 1842 test "$bindir" != "bin" && meson_option_add "-Dbindir=$bindir" 1843 test "$default_feature" = no && meson_option_add -Dauto_features=disabled 1844 test "$static" = yes && meson_option_add -Dprefer_static=true 1845 test "$pie" = no && meson_option_add -Db_pie=false 1846 test "$werror" = yes && meson_option_add -Dwerror=true 1847 1848 # QEMU options 1849 test "$cfi" != false && meson_option_add "-Dcfi=$cfi" "-Db_lto=$cfi" 1850 test "$docs" != auto && meson_option_add "-Ddocs=$docs" 1851 test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE" 1852 test "$plugins" = yes && meson_option_add "-Dplugins=true" 1853 test "$qemu_suffix" != qemu && meson_option_add "-Dqemu_suffix=$qemu_suffix" 1854 test "$smbd" != '' && meson_option_add "-Dsmbd=$smbd" 1855 test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg" 1856 run_meson() { 1857 NINJA=$ninja $meson setup --prefix "$prefix" "$@" $cross_arg "$PWD" "$source_path" 1858 } 1859 eval run_meson $meson_options 1860 if test "$?" -ne 0 ; then 1861 error_exit "meson setup failed" 1862 fi 1863 echo "$meson" > build.ninja.stamp 1864else 1865 if test -f meson-private/cmd_line.txt; then 1866 # Adjust old command line options that were removed 1867 # sed -i is not portable 1868 perl -i -ne ' 1869 /^sphinx_build/ && next; 1870 print;' meson-private/cmd_line.txt 1871 fi 1872fi 1873 1874# Save the configure command line for later reuse. 1875cat <<EOD >config.status 1876#!/bin/sh 1877# Generated by configure. 1878# Run this file to recreate the current configuration. 1879# Compiler output produced by configure, useful for debugging 1880# configure, is in config.log if it exists. 1881EOD 1882 1883preserve_env() { 1884 envname=$1 1885 1886 eval envval=\$$envname 1887 1888 if test -n "$envval" 1889 then 1890 echo "$envname='$envval'" >> config.status 1891 echo "export $envname" >> config.status 1892 else 1893 echo "unset $envname" >> config.status 1894 fi 1895} 1896 1897# Preserve various env variables that influence what 1898# features/build target configure will detect 1899preserve_env AR 1900preserve_env AS 1901preserve_env CC 1902preserve_env CFLAGS 1903preserve_env CXX 1904preserve_env CXXFLAGS 1905preserve_env LD 1906preserve_env LDFLAGS 1907preserve_env LD_LIBRARY_PATH 1908preserve_env NM 1909preserve_env OBJCFLAGS 1910preserve_env OBJCOPY 1911preserve_env PATH 1912preserve_env PKG_CONFIG 1913preserve_env PKG_CONFIG_LIBDIR 1914preserve_env PKG_CONFIG_PATH 1915preserve_env PYTHON 1916preserve_env QEMU_GA_MANUFACTURER 1917preserve_env QEMU_GA_DISTRO 1918preserve_env QEMU_GA_VERSION 1919preserve_env SDL2_CONFIG 1920preserve_env SMBD 1921preserve_env STRIP 1922preserve_env WIDL 1923preserve_env WINDRES 1924preserve_env WINDMC 1925 1926printf "exec" >>config.status 1927for i in "$0" "$@"; do 1928 test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status 1929done 1930echo ' "$@"' >>config.status 1931chmod +x config.status 1932 1933rm -r "$TMPDIR1" 1934