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 183cpu="" 184cross_compile="no" 185cross_prefix="" 186host_cc="cc" 187EXTRA_CFLAGS="" 188EXTRA_CXXFLAGS="" 189EXTRA_OBJCFLAGS="" 190EXTRA_LDFLAGS="" 191 192# Default value for a variable defining feature "foo". 193# * foo="no" feature will only be used if --enable-foo arg is given 194# * foo="" feature will be searched for, and if found, will be used 195# unless --disable-foo is given 196# * foo="yes" this value will only be set by --enable-foo flag. 197# feature will searched for, 198# if not found, configure exits with error 199# 200# Always add --enable-foo and --disable-foo command line args. 201# Distributions want to ensure that several features are compiled in, and it 202# is impossible without a --enable-foo that exits if a feature is not found. 203default_feature="" 204 205for opt do 206 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 207 case "$opt" in 208 --cross-prefix=*) cross_prefix="$optarg" 209 cross_compile="yes" 210 ;; 211 --cc=*) CC="$optarg" 212 ;; 213 --cxx=*) CXX="$optarg" 214 ;; 215 --objcc=*) objcc="$optarg" 216 ;; 217 --cpu=*) cpu="$optarg" 218 ;; 219 --extra-cflags=*) 220 EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg" 221 EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 222 EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 223 ;; 224 --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 225 ;; 226 --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 227 ;; 228 --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg" 229 ;; 230 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option" 231 ;; 232 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*} 233 eval "cross_cc_cflags_${cc_arch}=\$optarg" 234 ;; 235 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*} 236 eval "cross_cc_${cc_arch}=\$optarg" 237 ;; 238 --cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option" 239 ;; 240 --cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*} 241 eval "cross_prefix_${cc_arch}=\$optarg" 242 ;; 243 --without-default-features) default_feature="no" 244 ;; 245 esac 246done 247 248default_cflags='-O2 -g' 249git_submodules_action="update" 250git="git" 251docs="auto" 252EXESUF="" 253prefix="/usr/local" 254qemu_suffix="qemu" 255softmmu="yes" 256linux_user="" 257bsd_user="" 258plugins="$default_feature" 259subdirs="" 260ninja="" 261python= 262download="enabled" 263bindir="bin" 264skip_meson=no 265use_containers="yes" 266gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb") 267gdb_arches="" 268werror="" 269 270# Don't accept a target_list environment variable. 271unset target_list 272unset target_list_exclude 273 274# The following Meson options are handled manually (still they 275# are included in the automatically generated help message) 276# because they automatically enable/disable other options 277tcg="auto" 278cfi="false" 279 280# Meson has PIE as a boolean rather than enabled/disabled/auto, 281# and we also need to check for -static-pie before Meson runs 282# which requires knowing whether --static is enabled. 283pie="" 284static="no" 285 286# Preferred compiler: 287# ${CC} (if set) 288# ${cross_prefix}gcc (if cross-prefix specified) 289# system compiler 290if test -z "${CC}${cross_prefix}"; then 291 cc="cc" 292else 293 cc="${CC-${cross_prefix}gcc}" 294fi 295 296if test -z "${CXX}${cross_prefix}"; then 297 cxx="c++" 298else 299 cxx="${CXX-${cross_prefix}g++}" 300fi 301 302# Preferred ObjC compiler: 303# $objcc (if set, i.e. via --objcc option) 304# ${cross_prefix}clang (if cross-prefix specified) 305# clang (if available) 306# $cc 307if test -z "${objcc}${cross_prefix}"; then 308 if has clang; then 309 objcc=clang 310 else 311 objcc="$cc" 312 fi 313else 314 objcc="${objcc-${cross_prefix}clang}" 315fi 316 317ar="${AR-${cross_prefix}ar}" 318as="${AS-${cross_prefix}as}" 319ccas="${CCAS-$cc}" 320objcopy="${OBJCOPY-${cross_prefix}objcopy}" 321ld="${LD-${cross_prefix}ld}" 322ranlib="${RANLIB-${cross_prefix}ranlib}" 323nm="${NM-${cross_prefix}nm}" 324smbd="$SMBD" 325strip="${STRIP-${cross_prefix}strip}" 326widl="${WIDL-${cross_prefix}widl}" 327windres="${WINDRES-${cross_prefix}windres}" 328windmc="${WINDMC-${cross_prefix}windmc}" 329pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}" 330sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}" 331 332check_define() { 333cat > $TMPC <<EOF 334#if !defined($1) 335#error $1 not defined 336#endif 337int main(void) { return 0; } 338EOF 339 compile_object 340} 341 342write_c_skeleton() { 343 cat > $TMPC <<EOF 344int main(void) { return 0; } 345EOF 346} 347 348if check_define __linux__ ; then 349 targetos=linux 350elif check_define _WIN32 ; then 351 targetos=windows 352elif check_define __OpenBSD__ ; then 353 targetos=openbsd 354elif check_define __sun__ ; then 355 targetos=sunos 356elif check_define __HAIKU__ ; then 357 targetos=haiku 358elif check_define __FreeBSD__ ; then 359 targetos=freebsd 360elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then 361 targetos=gnu/kfreebsd 362elif check_define __DragonFly__ ; then 363 targetos=dragonfly 364elif check_define __NetBSD__; then 365 targetos=netbsd 366elif check_define __APPLE__; then 367 targetos=darwin 368else 369 # This is a fatal error, but don't report it yet, because we 370 # might be going to just print the --help text, or it might 371 # be the result of a missing compiler. 372 targetos=bogus 373fi 374 375# OS specific 376 377case $targetos in 378windows) 379 plugins="no" 380 pie="no" 381;; 382haiku) 383 pie="no" 384;; 385esac 386 387if test ! -z "$cpu" ; then 388 # command line argument 389 : 390elif check_define __i386__ ; then 391 cpu="i386" 392elif check_define __x86_64__ ; then 393 if check_define __ILP32__ ; then 394 cpu="x32" 395 else 396 cpu="x86_64" 397 fi 398elif check_define __sparc__ ; then 399 if check_define __arch64__ ; then 400 cpu="sparc64" 401 else 402 cpu="sparc" 403 fi 404elif check_define _ARCH_PPC ; then 405 if check_define _ARCH_PPC64 ; then 406 if check_define _LITTLE_ENDIAN ; then 407 cpu="ppc64le" 408 else 409 cpu="ppc64" 410 fi 411 else 412 cpu="ppc" 413 fi 414elif check_define __mips__ ; then 415 cpu="mips" 416elif check_define __s390__ ; then 417 if check_define __s390x__ ; then 418 cpu="s390x" 419 else 420 cpu="s390" 421 fi 422elif check_define __riscv ; then 423 if check_define _LP64 ; then 424 cpu="riscv64" 425 else 426 cpu="riscv32" 427 fi 428elif check_define __arm__ ; then 429 cpu="arm" 430elif check_define __aarch64__ ; then 431 cpu="aarch64" 432elif check_define __loongarch64 ; then 433 cpu="loongarch64" 434else 435 # Using uname is really broken, but it is just a fallback for architectures 436 # that are going to use TCI anyway 437 cpu=$(uname -m) 438 echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'" 439fi 440 441# Normalise host CPU name to the values used by Meson cross files and in source 442# directories, and set multilib cflags. The canonicalization isn't really 443# necessary, because the architectures that we check for should not hit the 444# 'uname -m' case, but better safe than sorry in case --cpu= is used. 445# 446# Note that this case should only have supported host CPUs, not guests. 447# Please keep it sorted and synchronized with meson.build's host_arch. 448host_arch= 449linux_arch= 450case "$cpu" in 451 aarch64) 452 host_arch=aarch64 453 linux_arch=arm64 454 ;; 455 456 armv*b|armv*l|arm) 457 cpu=arm 458 host_arch=arm 459 linux_arch=arm 460 ;; 461 462 i386|i486|i586|i686) 463 cpu="i386" 464 host_arch=i386 465 linux_arch=x86 466 CPU_CFLAGS="-m32" 467 ;; 468 469 loongarch*) 470 cpu=loongarch64 471 host_arch=loongarch64 472 ;; 473 474 mips64*) 475 cpu=mips64 476 host_arch=mips 477 linux_arch=mips 478 ;; 479 mips*) 480 cpu=mips 481 host_arch=mips 482 linux_arch=mips 483 ;; 484 485 ppc) 486 host_arch=ppc 487 linux_arch=powerpc 488 CPU_CFLAGS="-m32" 489 ;; 490 ppc64) 491 host_arch=ppc64 492 linux_arch=powerpc 493 CPU_CFLAGS="-m64 -mbig-endian" 494 ;; 495 ppc64le) 496 cpu=ppc64 497 host_arch=ppc64 498 linux_arch=powerpc 499 CPU_CFLAGS="-m64 -mlittle-endian" 500 ;; 501 502 riscv32 | riscv64) 503 host_arch=riscv 504 linux_arch=riscv 505 ;; 506 507 s390) 508 linux_arch=s390 509 CPU_CFLAGS="-m31" 510 ;; 511 s390x) 512 host_arch=s390x 513 linux_arch=s390 514 CPU_CFLAGS="-m64" 515 ;; 516 517 sparc|sun4[cdmuv]) 518 cpu=sparc 519 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" 520 ;; 521 sparc64) 522 host_arch=sparc64 523 CPU_CFLAGS="-m64 -mcpu=ultrasparc" 524 ;; 525 526 x32) 527 cpu="x86_64" 528 host_arch=x86_64 529 linux_arch=x86 530 CPU_CFLAGS="-mx32" 531 ;; 532 x86_64|amd64) 533 cpu="x86_64" 534 host_arch=x86_64 535 linux_arch=x86 536 # ??? Only extremely old AMD cpus do not have cmpxchg16b. 537 # If we truly care, we should simply detect this case at 538 # runtime and generate the fallback to serial emulation. 539 CPU_CFLAGS="-m64 -mcx16" 540 ;; 541esac 542 543if test -n "$host_arch" && { 544 ! test -d "$source_path/linux-user/include/host/$host_arch" || 545 ! test -d "$source_path/common-user/host/$host_arch"; }; then 546 error_exit "linux-user/include/host/$host_arch does not exist." \ 547 "This is a bug in the configure script, please report it." 548fi 549if test -n "$linux_arch" && ! test -d "$source_path/linux-headers/asm-$linux_arch"; then 550 error_exit "linux-headers/asm-$linux_arch does not exist." \ 551 "This is a bug in the configure script, please report it." 552fi 553 554check_py_version() { 555 # We require python >= 3.7. 556 # NB: a True python conditional creates a non-zero return code (Failure) 557 "$1" -c 'import sys; sys.exit(sys.version_info < (3,7))' 558} 559 560first_python= 561if test -z "${PYTHON}"; then 562 # A bare 'python' is traditionally python 2.x, but some distros 563 # have it as python 3.x, so check in both places. 564 for binary in python3 python python3.11 python3.10 python3.9 python3.8 python3.7; do 565 if has "$binary"; then 566 python=$(command -v "$binary") 567 if check_py_version "$python"; then 568 # This one is good. 569 first_python= 570 break 571 else 572 first_python=$python 573 fi 574 fi 575 done 576else 577 # Same as above, but only check the environment variable. 578 has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable" 579 python=$(command -v "$PYTHON") 580 if check_py_version "$python"; then 581 # This one is good. 582 first_python= 583 else 584 first_python=$first_python 585 fi 586fi 587 588# Check for ancillary tools used in testing 589genisoimage= 590for binary in genisoimage mkisofs 591do 592 if has $binary 593 then 594 genisoimage=$(command -v "$binary") 595 break 596 fi 597done 598 599if test "$targetos" = "windows" ; then 600 EXESUF=".exe" 601 prefix="/qemu" 602 bindir="" 603 qemu_suffix="" 604fi 605 606meson_option_build_array() { 607 printf '[' 608 (if test "$targetos" = windows; then 609 IFS=\; 610 else 611 IFS=: 612 fi 613 for e in $1; do 614 printf '"""' 615 # backslash escape any '\' and '"' characters 616 printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g' 617 printf '""",' 618 done) 619 printf ']\n' 620} 621 622. "$source_path/scripts/meson-buildoptions.sh" 623 624meson_options= 625meson_option_add() { 626 meson_options="$meson_options $(quote_sh "$1")" 627} 628meson_option_parse() { 629 meson_options="$meson_options $(_meson_option_parse "$@")" 630 if test $? -eq 1; then 631 echo "ERROR: unknown option $1" 632 echo "Try '$0 --help' for more information" 633 exit 1 634 fi 635} 636 637for opt do 638 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 639 case "$opt" in 640 --help|-h) show_help=yes 641 ;; 642 --version|-V) exec cat "$source_path/VERSION" 643 ;; 644 --prefix=*) prefix="$optarg" 645 ;; 646 --cross-prefix=*) 647 ;; 648 --cc=*) 649 ;; 650 --host-cc=*) host_cc="$optarg" 651 ;; 652 --cxx=*) 653 ;; 654 --objcc=*) 655 ;; 656 --make=*) 657 ;; 658 --install=*) 659 ;; 660 --python=*) python="$optarg" 661 ;; 662 --skip-meson) skip_meson=yes 663 ;; 664 --ninja=*) ninja="$optarg" 665 ;; 666 --smbd=*) smbd="$optarg" 667 ;; 668 --extra-cflags=*) 669 ;; 670 --extra-cxxflags=*) 671 ;; 672 --extra-objcflags=*) 673 ;; 674 --extra-ldflags=*) 675 ;; 676 --cross-cc-*) 677 ;; 678 --cross-prefix-*) 679 ;; 680 --enable-docs) docs=enabled 681 ;; 682 --disable-docs) docs=disabled 683 ;; 684 --cpu=*) 685 ;; 686 --target-list=*) target_list="$optarg" 687 if test "$target_list_exclude"; then 688 error_exit "Can't mix --target-list with --target-list-exclude" 689 fi 690 ;; 691 --target-list-exclude=*) target_list_exclude="$optarg" 692 if test "$target_list"; then 693 error_exit "Can't mix --target-list-exclude with --target-list" 694 fi 695 ;; 696 --with-default-devices) meson_option_add -Ddefault_devices=true 697 ;; 698 --without-default-devices) meson_option_add -Ddefault_devices=false 699 ;; 700 --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option" 701 ;; 702 --with-devices-*) device_arch=${opt#--with-devices-}; 703 device_arch=${device_arch%%=*} 704 cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak 705 if test -f "$cf"; then 706 device_archs="$device_archs $device_arch" 707 eval "devices_${device_arch}=\$optarg" 708 else 709 error_exit "File $cf does not exist" 710 fi 711 ;; 712 --without-default-features) # processed above 713 ;; 714 --static) static="yes" 715 ;; 716 --bindir=*) bindir="$optarg" 717 ;; 718 --with-suffix=*) qemu_suffix="$optarg" 719 ;; 720 --host=*|--build=*|\ 721 --disable-dependency-tracking|\ 722 --sbindir=*|--sharedstatedir=*|\ 723 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 724 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 725 # These switches are silently ignored, for compatibility with 726 # autoconf-generated configure scripts. This allows QEMU's 727 # configure to be used by RPM and similar macros that set 728 # lots of directory switches by default. 729 ;; 730 --enable-debug) 731 # Enable debugging options that aren't excessively noisy 732 meson_option_parse --enable-debug-tcg "" 733 meson_option_parse --enable-debug-graph-lock "" 734 meson_option_parse --enable-debug-mutex "" 735 meson_option_add -Doptimization=0 736 default_cflags='-O0 -g' 737 ;; 738 --disable-tcg) tcg="disabled" 739 plugins="no" 740 ;; 741 --enable-tcg) tcg="enabled" 742 ;; 743 --disable-system) softmmu="no" 744 ;; 745 --enable-system) softmmu="yes" 746 ;; 747 --disable-user) 748 linux_user="no" ; 749 bsd_user="no" ; 750 ;; 751 --enable-user) ;; 752 --disable-linux-user) linux_user="no" 753 ;; 754 --enable-linux-user) linux_user="yes" 755 ;; 756 --disable-bsd-user) bsd_user="no" 757 ;; 758 --enable-bsd-user) bsd_user="yes" 759 ;; 760 --enable-pie) pie="yes" 761 ;; 762 --disable-pie) pie="no" 763 ;; 764 --enable-werror) werror="yes" 765 ;; 766 --disable-werror) werror="no" 767 ;; 768 --enable-cfi) 769 cfi="true"; 770 meson_option_add -Db_lto=true 771 ;; 772 --disable-cfi) cfi="false" 773 ;; 774 --disable-download) download="disabled"; git_submodules_action=validate; 775 ;; 776 --enable-download) download="enabled"; git_submodules_action=update; 777 ;; 778 --enable-plugins) if test "$targetos" = "windows"; then 779 error_exit "TCG plugins not currently supported on Windows platforms" 780 else 781 plugins="yes" 782 fi 783 ;; 784 --disable-plugins) plugins="no" 785 ;; 786 --enable-containers) use_containers="yes" 787 ;; 788 --disable-containers) use_containers="no" 789 ;; 790 --gdb=*) gdb_bin="$optarg" 791 ;; 792 # everything else has the same name in configure and meson 793 --*) meson_option_parse "$opt" "$optarg" 794 ;; 795 # Pass through -Dxxxx options to meson 796 -D*) meson_options="$meson_options $opt" 797 ;; 798 esac 799done 800 801if ! test -e "$source_path/.git" 802then 803 git_submodules_action="validate" 804fi 805 806# test for any invalid configuration combinations 807if test "$plugins" = "yes" -a "$tcg" = "disabled"; then 808 error_exit "Can't enable plugins on non-TCG builds" 809fi 810 811if ! test -f "$source_path/subprojects/keycodemapdb/README" \ 812 && test "$download" = disabled 813then 814 echo 815 echo "ERROR: missing subprojects" 816 echo 817 if test -e "$source_path/.git"; then 818 echo "--disable-download specified but subprojects were not" 819 echo 'checked out. Please invoke "meson subprojects download"' 820 echo "before configuring QEMU, or remove --disable-download" 821 echo "from the command line." 822 else 823 echo "This is not a GIT checkout but subproject content appears to" 824 echo "be missing. Do not use 'git archive' or GitHub download links" 825 echo "to acquire QEMU source archives. Non-GIT builds are only" 826 echo "supported with source archives linked from:" 827 echo 828 echo " https://www.qemu.org/download/#source" 829 echo 830 echo "Developers working with GIT can use scripts/archive-source.sh" 831 echo "if they need to create valid source archives." 832 fi 833 echo 834 exit 1 835fi 836 837default_target_list="" 838mak_wilds="" 839 840if [ -n "$host_arch" ] && [ -d "$source_path/common-user/host/$host_arch" ]; then 841 if [ "$linux_user" != no ]; then 842 if [ "$targetos" = linux ]; then 843 linux_user=yes 844 elif [ "$linux_user" = yes ]; then 845 error_exit "linux-user not supported on this architecture" 846 fi 847 if [ "$linux_user" = "yes" ]; then 848 mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak" 849 fi 850 fi 851 if [ "$bsd_user" != no ]; then 852 if [ "$bsd_user" = "" ]; then 853 test $targetos = freebsd && bsd_user=yes 854 fi 855 if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then 856 error_exit "bsd-user not supported on this host OS" 857 fi 858 if [ "$bsd_user" = "yes" ]; then 859 mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak" 860 fi 861 fi 862else 863 if [ "$linux_user" = yes ] || [ "$bsd_user" = yes ]; then 864 error_exit "user mode emulation not supported on this architecture" 865 fi 866fi 867if [ "$softmmu" = "yes" ]; then 868 mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak" 869fi 870 871for config in $mak_wilds; do 872 target="$(basename "$config" .mak)" 873 if echo "$target_list_exclude" | grep -vq "$target"; then 874 default_target_list="${default_target_list} $target" 875 fi 876done 877 878if test x"$show_help" = x"yes" ; then 879cat << EOF 880 881Usage: configure [options] 882Options: [defaults in brackets after descriptions] 883 884Standard options: 885 --help print this message 886 --prefix=PREFIX install in PREFIX [$prefix] 887 --target-list=LIST set target list (default: build all) 888$(echo Available targets: $default_target_list | \ 889 fold -s -w 53 | sed -e 's/^/ /') 890 --target-list-exclude=LIST exclude a set of targets from the default target-list 891 892Advanced options (experts only): 893 -Dmesonoptname=val passthrough option to meson unmodified 894 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix] 895 --cc=CC use C compiler CC [$cc] 896 --host-cc=CC when cross compiling, use C compiler CC for code run 897 at build time [$host_cc] 898 --cxx=CXX use C++ compiler CXX [$cxx] 899 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 900 --extra-cflags=CFLAGS append extra C compiler flags CFLAGS 901 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS 902 --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS 903 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 904 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 905 --cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests 906 --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases 907 --python=PYTHON use specified python [$python] 908 --ninja=NINJA use specified ninja [$ninja] 909 --smbd=SMBD use specified smbd [$smbd] 910 --static enable static build [$static] 911 --bindir=PATH install binaries in PATH 912 --with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix] 913 --without-default-features default all --enable-* options to "disabled" 914 --without-default-devices do not include any device that is not needed to 915 start the emulator (only use if you are including 916 desired devices in configs/devices/) 917 --with-devices-ARCH=NAME override default configs/devices 918 --enable-debug enable common debug build options 919 --disable-werror disable compilation abort on warning 920 --cpu=CPU Build for host CPU [$cpu] 921 --enable-plugins 922 enable plugins via shared library loading 923 --disable-containers don't use containers for cross-building 924 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 925EOF 926 meson_options_help 927cat << EOF 928 system all system emulation targets 929 user supported user emulation targets 930 linux-user all linux usermode emulation targets 931 bsd-user all BSD usermode emulation targets 932 pie Position Independent Executables 933 934NOTE: The object files are built at the place where configure is launched 935EOF 936exit 0 937fi 938 939# Remove old dependency files to make sure that they get properly regenerated 940rm -f ./*/config-devices.mak.d 941 942if test -z "$python" 943then 944 # If first_python is set, there was a binary somewhere even though 945 # it was not suitable. Use it for the error message. 946 if test -n "$first_python"; then 947 error_exit "Cannot use '$first_python', Python >= 3.7 is required." \ 948 "Use --python=/path/to/python to specify a supported Python." 949 else 950 error_exit "Python not found. Use --python=/path/to/python" 951 fi 952fi 953 954if ! check_py_version "$python"; then 955 error_exit "Cannot use '$python', Python >= 3.7 is required." \ 956 "Use --python=/path/to/python to specify a supported Python." \ 957 "Maybe try:" \ 958 " openSUSE Leap 15.3+: zypper install python39" \ 959 " CentOS 8: dnf install python38" 960fi 961 962# Resolve PATH 963python="$(command -v "$python")" 964 965# Create a Python virtual environment using our configured python. 966# The stdout of this script will be the location of a symlink that 967# points to the configured Python. 968# Entry point scripts for pip, meson, and sphinx are generated if those 969# packages are present. 970 971# Defaults assumed for now: 972# - venv is cleared if it exists already; 973# - venv is allowed to use system packages; 974# - all setup can be performed offline; 975# - missing packages may be fetched from PyPI, 976# unless --disable-download is passed. 977# - pip is not installed into the venv when possible, 978# but ensurepip is called as a fallback when necessary. 979 980echo "python determined to be '$python'" 981echo "python version: $($python --version)" 982 983python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)" 984if test "$?" -ne 0 ; then 985 error_exit "python venv creation failed" 986fi 987 988# Suppress writing compiled files 989python="$python -B" 990mkvenv="$python ${source_path}/python/scripts/mkvenv.py" 991 992# Finish preparing the virtual environment using vendored .whl files 993 994if $python -c 'import sys; sys.exit(sys.version_info >= (3,11))'; then 995 $mkvenv ensure --dir "${source_path}/python/wheels" \ 996 'tomli>=1.2.0' || exit 1 997fi 998$mkvenv ensuregroup --dir "${source_path}/python/wheels" \ 999 ${source_path}/pythondeps.toml meson || exit 1 1000 1001# At this point, we expect Meson to be installed and available. 1002# We expect mkvenv or pip to have created pyvenv/bin/meson for us. 1003# We ignore PATH completely here: we want to use the venv's Meson 1004# *exclusively*. 1005 1006meson="$(cd pyvenv/bin; pwd)/meson" 1007 1008# Conditionally ensure Sphinx is installed. 1009 1010mkvenv_flags="" 1011if test "$download" = "enabled" -a "$docs" = "enabled" ; then 1012 mkvenv_flags="--online" 1013fi 1014 1015if test "$docs" != "disabled" ; then 1016 if ! $mkvenv ensuregroup \ 1017 $mkvenv_flags \ 1018 ${source_path}/pythondeps.toml docs; 1019 then 1020 if test "$docs" = "enabled" ; then 1021 exit 1 1022 fi 1023 echo "Sphinx not found/usable, disabling docs." 1024 docs=disabled 1025 else 1026 docs=enabled 1027 fi 1028fi 1029 1030# Probe for ninja 1031 1032if test -z "$ninja"; then 1033 for c in ninja ninja-build samu; do 1034 if has $c; then 1035 ninja=$(command -v "$c") 1036 break 1037 fi 1038 done 1039 if test -z "$ninja"; then 1040 error_exit "Cannot find Ninja" 1041 fi 1042fi 1043 1044# Consult white-list to determine whether to enable werror 1045# by default. Only enable by default for git builds 1046if test -z "$werror" ; then 1047 if test -e "$source_path/.git" && \ 1048 { test "$targetos" = linux || test "$targetos" = "windows"; }; then 1049 werror="yes" 1050 else 1051 werror="no" 1052 fi 1053fi 1054 1055if test "$targetos" = "bogus"; then 1056 # Now that we know that we're not printing the help and that 1057 # the compiler works (so the results of the check_defines we used 1058 # to identify the OS are reliable), if we didn't recognize the 1059 # host OS we should stop now. 1060 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 1061fi 1062 1063if test "$static" = "yes" ; then 1064 if test "$plugins" = "yes"; then 1065 error_exit "static and plugins are mutually incompatible" 1066 else 1067 plugins="no" 1068 fi 1069fi 1070test "$plugins" = "" && plugins=yes 1071if test "$plugins" = "yes"; then 1072 subdirs="$subdirs contrib/plugins" 1073fi 1074 1075cat > $TMPC << EOF 1076 1077#ifdef __linux__ 1078# define THREAD __thread 1079#else 1080# define THREAD 1081#endif 1082static THREAD int tls_var; 1083int main(void) { return tls_var; } 1084EOF 1085 1086if test "$static" = "yes"; then 1087 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then 1088 pie="yes" 1089 elif test "$pie" = "yes"; then 1090 error_exit "-static-pie not available due to missing toolchain support" 1091 else 1092 pie="no" 1093 fi 1094elif test "$pie" != "no"; then 1095 if compile_prog "-Werror -fPIE -DPIE" "-pie"; then 1096 pie="yes" 1097 elif test "$pie" = "yes"; then 1098 error_exit "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 1129# see if system emulation was really requested 1130case " $target_list " in 1131 *"-softmmu "*) softmmu=yes 1132 ;; 1133 *) softmmu=no 1134 ;; 1135esac 1136 1137if test "$tcg" = "auto"; then 1138 if test -z "$target_list"; then 1139 tcg="disabled" 1140 else 1141 tcg="enabled" 1142 fi 1143fi 1144 1145########################################## 1146# big/little endian test 1147cat > $TMPC << EOF 1148#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 1149# error LITTLE 1150#endif 1151int main(void) { return 0; } 1152EOF 1153 1154if ! compile_prog ; then 1155 bigendian="no" 1156else 1157 cat > $TMPC << EOF 1158#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 1159# error BIG 1160#endif 1161int main(void) { return 0; } 1162EOF 1163 1164 if ! compile_prog ; then 1165 bigendian="yes" 1166 else 1167 echo big/little test failed 1168 exit 1 1169 fi 1170fi 1171 1172######################################## 1173# check if ccache is interfering with 1174# semantic analysis of macros 1175 1176unset CCACHE_CPP2 1177ccache_cpp2=no 1178cat > $TMPC << EOF 1179static const int Z = 1; 1180#define fn() ({ Z; }) 1181#define TAUT(X) ((X) == Z) 1182#define PAREN(X, Y) (X == Y) 1183#define ID(X) (X) 1184int main(void) 1185{ 1186 int x = 0, y = 0; 1187 x = ID(x); 1188 x = fn(); 1189 fn(); 1190 if (PAREN(x, y)) return 0; 1191 if (TAUT(Z)) return 0; 1192 return 0; 1193} 1194EOF 1195 1196if ! compile_object "-Werror"; then 1197 ccache_cpp2=yes 1198fi 1199 1200########################################## 1201# functions to probe cross compilers 1202 1203container="no" 1204runc="" 1205if test $use_containers = "yes" && (has "docker" || has "podman"); then 1206 case $($python "$source_path"/tests/docker/docker.py probe) in 1207 *docker) container=docker ;; 1208 podman) container=podman ;; 1209 no) container=no ;; 1210 esac 1211 if test "$container" != "no"; then 1212 docker_py="$python $source_path/tests/docker/docker.py --engine $container" 1213 runc=$($python "$source_path"/tests/docker/docker.py probe) 1214 fi 1215fi 1216 1217# cross compilers defaults, can be overridden with --cross-cc-ARCH 1218: ${cross_prefix_aarch64="aarch64-linux-gnu-"} 1219: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"} 1220: ${cross_prefix_alpha="alpha-linux-gnu-"} 1221: ${cross_prefix_arm="arm-linux-gnueabihf-"} 1222: ${cross_prefix_armeb="$cross_prefix_arm"} 1223: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"} 1224: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"} 1225: ${cross_prefix_hppa="hppa-linux-gnu-"} 1226: ${cross_prefix_i386="i686-linux-gnu-"} 1227: ${cross_prefix_m68k="m68k-linux-gnu-"} 1228: ${cross_prefix_microblaze="microblaze-linux-musl-"} 1229: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"} 1230: ${cross_prefix_mips64="mips64-linux-gnuabi64-"} 1231: ${cross_prefix_mipsel="mipsel-linux-gnu-"} 1232: ${cross_prefix_mips="mips-linux-gnu-"} 1233: ${cross_prefix_nios2="nios2-linux-gnu-"} 1234: ${cross_prefix_ppc="powerpc-linux-gnu-"} 1235: ${cross_prefix_ppc64="powerpc64-linux-gnu-"} 1236: ${cross_prefix_ppc64le="$cross_prefix_ppc64"} 1237: ${cross_prefix_riscv64="riscv64-linux-gnu-"} 1238: ${cross_prefix_s390x="s390x-linux-gnu-"} 1239: ${cross_prefix_sh4="sh4-linux-gnu-"} 1240: ${cross_prefix_sparc64="sparc64-linux-gnu-"} 1241: ${cross_prefix_sparc="$cross_prefix_sparc64"} 1242: ${cross_prefix_tricore="tricore-"} 1243: ${cross_prefix_x86_64="x86_64-linux-gnu-"} 1244 1245: ${cross_cc_aarch64_be="$cross_cc_aarch64"} 1246: ${cross_cc_cflags_aarch64_be="-mbig-endian"} 1247: ${cross_cc_armeb="$cross_cc_arm"} 1248: ${cross_cc_cflags_armeb="-mbig-endian"} 1249: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"} 1250: ${cross_cc_cflags_hexagon="-mv73 -O2 -static"} 1251: ${cross_cc_cflags_i386="-m32"} 1252: ${cross_cc_cflags_ppc="-m32 -mbig-endian"} 1253: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"} 1254: ${cross_cc_ppc64le="$cross_cc_ppc64"} 1255: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"} 1256: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"} 1257: ${cross_cc_sparc="$cross_cc_sparc64"} 1258: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"} 1259: ${cross_cc_cflags_x86_64="-m64"} 1260 1261compute_target_variable() { 1262 eval "$2=" 1263 if eval test -n "\"\${cross_prefix_$1}\""; then 1264 if eval has "\"\${cross_prefix_$1}\$3\""; then 1265 eval "$2=\"\${cross_prefix_$1}\$3\"" 1266 fi 1267 fi 1268} 1269 1270have_target() { 1271 for i; do 1272 case " $target_list " in 1273 *" $i "*) return 0;; 1274 *) ;; 1275 esac 1276 done 1277 return 1 1278} 1279 1280# probe_target_compiler TARGET 1281# 1282# Look for a compiler for the given target, either native or cross. 1283# Set variables target_* if a compiler is found, and container_cross_* 1284# if a Docker-based cross-compiler image is known for the target. 1285# Set got_cross_cc to yes/no depending on whether a non-container-based 1286# compiler was found. 1287# 1288# If TARGET is a user-mode emulation target, also set build_static to 1289# "y" if static linking is possible. 1290# 1291probe_target_compiler() { 1292 # reset all output variables 1293 got_cross_cc=no 1294 container_image= 1295 container_hosts= 1296 container_cross_cc= 1297 container_cross_ar= 1298 container_cross_as= 1299 container_cross_ld= 1300 container_cross_nm= 1301 container_cross_objcopy= 1302 container_cross_ranlib= 1303 container_cross_strip= 1304 1305 target_arch=${1%%-*} 1306 case $target_arch in 1307 aarch64) container_hosts="x86_64 aarch64" ;; 1308 alpha) container_hosts=x86_64 ;; 1309 arm) container_hosts="x86_64 aarch64" ;; 1310 cris) container_hosts=x86_64 ;; 1311 hexagon) container_hosts=x86_64 ;; 1312 hppa) container_hosts=x86_64 ;; 1313 i386) container_hosts=x86_64 ;; 1314 loongarch64) container_hosts=x86_64 ;; 1315 m68k) container_hosts=x86_64 ;; 1316 microblaze) container_hosts=x86_64 ;; 1317 mips64el) container_hosts=x86_64 ;; 1318 mips64) container_hosts=x86_64 ;; 1319 mipsel) container_hosts=x86_64 ;; 1320 mips) container_hosts=x86_64 ;; 1321 nios2) container_hosts=x86_64 ;; 1322 ppc) container_hosts=x86_64 ;; 1323 ppc64|ppc64le) container_hosts=x86_64 ;; 1324 riscv64) container_hosts=x86_64 ;; 1325 s390x) container_hosts=x86_64 ;; 1326 sh4) container_hosts=x86_64 ;; 1327 sparc64) container_hosts=x86_64 ;; 1328 tricore) container_hosts=x86_64 ;; 1329 x86_64) container_hosts="aarch64 ppc64le x86_64" ;; 1330 xtensa*) container_hosts=x86_64 ;; 1331 esac 1332 1333 for host in $container_hosts; do 1334 test "$container" != no || continue 1335 test "$host" = "$cpu" || continue 1336 case $target_arch in 1337 aarch64) 1338 # We don't have any bigendian build tools so we only use this for AArch64 1339 container_image=debian-arm64-cross 1340 container_cross_prefix=aarch64-linux-gnu- 1341 container_cross_cc=${container_cross_prefix}gcc-10 1342 ;; 1343 alpha) 1344 container_image=debian-alpha-cross 1345 container_cross_prefix=alpha-linux-gnu- 1346 ;; 1347 arm) 1348 # We don't have any bigendian build tools so we only use this for ARM 1349 container_image=debian-armhf-cross 1350 container_cross_prefix=arm-linux-gnueabihf- 1351 ;; 1352 cris) 1353 container_image=fedora-cris-cross 1354 container_cross_prefix=cris-linux-gnu- 1355 ;; 1356 hexagon) 1357 container_image=debian-hexagon-cross 1358 container_cross_prefix=hexagon-unknown-linux-musl- 1359 container_cross_cc=${container_cross_prefix}clang 1360 ;; 1361 hppa) 1362 container_image=debian-hppa-cross 1363 container_cross_prefix=hppa-linux-gnu- 1364 ;; 1365 i386) 1366 container_image=fedora-i386-cross 1367 container_cross_prefix= 1368 ;; 1369 loongarch64) 1370 container_image=debian-loongarch-cross 1371 container_cross_prefix=loongarch64-unknown-linux-gnu- 1372 ;; 1373 m68k) 1374 container_image=debian-m68k-cross 1375 container_cross_prefix=m68k-linux-gnu- 1376 ;; 1377 microblaze) 1378 container_image=debian-microblaze-cross 1379 container_cross_prefix=microblaze-linux-musl- 1380 ;; 1381 mips64el) 1382 container_image=debian-mips64el-cross 1383 container_cross_prefix=mips64el-linux-gnuabi64- 1384 ;; 1385 mips64) 1386 container_image=debian-mips64-cross 1387 container_cross_prefix=mips64-linux-gnuabi64- 1388 ;; 1389 mipsel) 1390 container_image=debian-mipsel-cross 1391 container_cross_prefix=mipsel-linux-gnu- 1392 ;; 1393 mips) 1394 container_image=debian-mips-cross 1395 container_cross_prefix=mips-linux-gnu- 1396 ;; 1397 nios2) 1398 container_image=debian-nios2-cross 1399 container_cross_prefix=nios2-linux-gnu- 1400 ;; 1401 ppc) 1402 container_image=debian-powerpc-test-cross 1403 container_cross_prefix=powerpc-linux-gnu- 1404 container_cross_cc=${container_cross_prefix}gcc-10 1405 ;; 1406 ppc64|ppc64le) 1407 container_image=debian-powerpc-test-cross 1408 container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu- 1409 container_cross_cc=${container_cross_prefix}gcc-10 1410 ;; 1411 riscv64) 1412 container_image=debian-riscv64-test-cross 1413 container_cross_prefix=riscv64-linux-gnu- 1414 ;; 1415 s390x) 1416 container_image=debian-s390x-cross 1417 container_cross_prefix=s390x-linux-gnu- 1418 ;; 1419 sh4) 1420 container_image=debian-sh4-cross 1421 container_cross_prefix=sh4-linux-gnu- 1422 ;; 1423 sparc64) 1424 container_image=debian-sparc64-cross 1425 container_cross_prefix=sparc64-linux-gnu- 1426 ;; 1427 tricore) 1428 container_image=debian-tricore-cross 1429 container_cross_prefix=tricore- 1430 ;; 1431 x86_64) 1432 container_image=debian-amd64-cross 1433 container_cross_prefix=x86_64-linux-gnu- 1434 ;; 1435 xtensa*) 1436 container_image=debian-xtensa-cross 1437 1438 # default to the dc232b cpu 1439 container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf- 1440 ;; 1441 esac 1442 : ${container_cross_cc:=${container_cross_prefix}gcc} 1443 : ${container_cross_ar:=${container_cross_prefix}ar} 1444 : ${container_cross_as:=${container_cross_prefix}as} 1445 : ${container_cross_ld:=${container_cross_prefix}ld} 1446 : ${container_cross_nm:=${container_cross_prefix}nm} 1447 : ${container_cross_objcopy:=${container_cross_prefix}objcopy} 1448 : ${container_cross_ranlib:=${container_cross_prefix}ranlib} 1449 : ${container_cross_strip:=${container_cross_prefix}strip} 1450 done 1451 1452 try=cross 1453 case "$target_arch:$cpu" in 1454 aarch64_be:aarch64 | \ 1455 armeb:arm | \ 1456 i386:x86_64 | \ 1457 mips*:mips64 | \ 1458 ppc*:ppc64 | \ 1459 sparc:sparc64 | \ 1460 "$cpu:$cpu") 1461 try='native cross' ;; 1462 esac 1463 eval "target_cflags=\${cross_cc_cflags_$target_arch}" 1464 for thistry in $try; do 1465 case $thistry in 1466 native) 1467 target_cc=$cc 1468 target_ccas=$ccas 1469 target_ar=$ar 1470 target_as=$as 1471 target_ld=$ld 1472 target_nm=$nm 1473 target_objcopy=$objcopy 1474 target_ranlib=$ranlib 1475 target_strip=$strip 1476 ;; 1477 cross) 1478 target_cc= 1479 if eval test -n "\"\${cross_cc_$target_arch}\""; then 1480 if eval has "\"\${cross_cc_$target_arch}\""; then 1481 eval "target_cc=\"\${cross_cc_$target_arch}\"" 1482 fi 1483 else 1484 compute_target_variable $target_arch target_cc gcc 1485 fi 1486 target_ccas=$target_cc 1487 compute_target_variable $target_arch target_ar ar 1488 compute_target_variable $target_arch target_as as 1489 compute_target_variable $target_arch target_ld ld 1490 compute_target_variable $target_arch target_nm nm 1491 compute_target_variable $target_arch target_objcopy objcopy 1492 compute_target_variable $target_arch target_ranlib ranlib 1493 compute_target_variable $target_arch target_strip strip 1494 ;; 1495 esac 1496 1497 if test -n "$target_cc"; then 1498 case $target_arch in 1499 i386|x86_64) 1500 if $target_cc --version | grep -qi "clang"; then 1501 continue 1502 fi 1503 ;; 1504 esac 1505 elif test -n "$target_as" && test -n "$target_ld"; then 1506 # Special handling for assembler only targets 1507 case $target in 1508 tricore-softmmu) 1509 build_static= 1510 got_cross_cc=yes 1511 break 1512 ;; 1513 *) 1514 continue 1515 ;; 1516 esac 1517 else 1518 continue 1519 fi 1520 1521 write_c_skeleton 1522 case $1 in 1523 *-softmmu) 1524 if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC && 1525 do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then 1526 got_cross_cc=yes 1527 break 1528 fi 1529 ;; 1530 *) 1531 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then 1532 build_static=y 1533 got_cross_cc=yes 1534 break 1535 fi 1536 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then 1537 build_static= 1538 got_cross_cc=yes 1539 break 1540 fi 1541 ;; 1542 esac 1543 done 1544 if test $got_cross_cc != yes; then 1545 build_static= 1546 target_cc= 1547 target_ccas= 1548 target_ar= 1549 target_as= 1550 target_ld= 1551 target_nm= 1552 target_objcopy= 1553 target_ranlib= 1554 target_strip= 1555 fi 1556 test -n "$target_cc" 1557} 1558 1559write_target_makefile() { 1560 echo "EXTRA_CFLAGS=$target_cflags" 1561 if test -z "$target_cc" && test -z "$target_as"; then 1562 test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?" 1563 echo "$1: docker-image-$container_image" >> Makefile.prereqs 1564 if test -n "$container_cross_cc"; then 1565 echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1566 echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1567 fi 1568 echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --" 1569 echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --" 1570 echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --" 1571 echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --" 1572 echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --" 1573 echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --" 1574 echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --" 1575 else 1576 if test -n "$target_cc"; then 1577 echo "CC=$target_cc" 1578 echo "CCAS=$target_ccas" 1579 fi 1580 if test -n "$target_ar"; then 1581 echo "AR=$target_ar" 1582 fi 1583 if test -n "$target_as"; then 1584 echo "AS=$target_as" 1585 fi 1586 if test -n "$target_ld"; then 1587 echo "LD=$target_ld" 1588 fi 1589 if test -n "$target_nm"; then 1590 echo "NM=$target_nm" 1591 fi 1592 if test -n "$target_objcopy"; then 1593 echo "OBJCOPY=$target_objcopy" 1594 fi 1595 if test -n "$target_ranlib"; then 1596 echo "RANLIB=$target_ranlib" 1597 fi 1598 if test -n "$target_strip"; then 1599 echo "STRIP=$target_strip" 1600 fi 1601 fi 1602} 1603 1604####################################### 1605# cross-compiled firmware targets 1606 1607# Set up build tree symlinks that point back into the source tree 1608# (these can be both files and directories). 1609# Caution: avoid adding files or directories here using wildcards. This 1610# will result in problems later if a new file matching the wildcard is 1611# added to the source tree -- nothing will cause configure to be rerun 1612# so the build tree will be missing the link back to the new file, and 1613# tests might fail. Prefer to keep the relevant files in their own 1614# directory and symlink the directory instead. 1615LINKS="Makefile" 1616LINKS="$LINKS docs/config" 1617LINKS="$LINKS pc-bios/optionrom/Makefile" 1618LINKS="$LINKS pc-bios/s390-ccw/Makefile" 1619LINKS="$LINKS pc-bios/vof/Makefile" 1620LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 1621LINKS="$LINKS tests/avocado tests/data" 1622LINKS="$LINKS tests/qemu-iotests/check" 1623LINKS="$LINKS python" 1624LINKS="$LINKS contrib/plugins/Makefile " 1625for f in $LINKS ; do 1626 if [ -e "$source_path/$f" ]; then 1627 symlink "$source_path/$f" "$f" 1628 fi 1629done 1630 1631echo "# Automatically generated by configure - do not modify" > Makefile.prereqs 1632 1633# Mac OS X ships with a broken assembler 1634if have_target i386-softmmu x86_64-softmmu && \ 1635 test "$targetos" != "darwin" && test "$targetos" != "sunos" && \ 1636 test "$targetos" != "haiku" && \ 1637 probe_target_compiler i386-softmmu; then 1638 subdirs="$subdirs pc-bios/optionrom" 1639 config_mak=pc-bios/optionrom/config.mak 1640 echo "# Automatically generated by configure - do not modify" > $config_mak 1641 echo "TOPSRC_DIR=$source_path" >> $config_mak 1642 write_target_makefile >> $config_mak 1643fi 1644 1645if have_target ppc-softmmu ppc64-softmmu && \ 1646 probe_target_compiler ppc-softmmu; then 1647 subdirs="$subdirs pc-bios/vof" 1648 config_mak=pc-bios/vof/config.mak 1649 echo "# Automatically generated by configure - do not modify" > $config_mak 1650 echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak 1651 write_target_makefile >> $config_mak 1652fi 1653 1654# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10 1655# (which is the lowest architecture level that Clang supports) 1656if have_target s390x-softmmu && probe_target_compiler s390x-softmmu && \ 1657 GIT=git "$source_path/scripts/git-submodule.sh" "$git_submodules_action" roms/SLOF >> config.log 2>&1; then 1658 write_c_skeleton 1659 do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC 1660 has_z900=$? 1661 if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then 1662 if [ $has_z900 != 0 ]; then 1663 echo "WARNING: Your compiler does not support the z900!" 1664 echo " The s390-ccw bios will only work with guest CPUs >= z10." 1665 fi 1666 subdirs="$subdirs pc-bios/s390-ccw" 1667 config_mak=pc-bios/s390-ccw/config-host.mak 1668 echo "# Automatically generated by configure - do not modify" > $config_mak 1669 echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak 1670 echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_mak 1671 write_target_makefile >> $config_mak 1672 fi 1673fi 1674 1675####################################### 1676# generate config-host.mak 1677 1678config_host_mak="config-host.mak" 1679 1680echo "# Automatically generated by configure - do not modify" > $config_host_mak 1681echo >> $config_host_mak 1682 1683echo all: >> $config_host_mak 1684 1685if test "$targetos" = "windows"; then 1686 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER-QEMU}" >> $config_host_mak 1687 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO-Linux}" >> $config_host_mak 1688 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION-$(cat "$source_path"/VERSION)}" >> $config_host_mak 1689fi 1690 1691echo "SRC_PATH=$source_path" >> $config_host_mak 1692echo "TARGET_DIRS=$target_list" >> $config_host_mak 1693 1694if test -n "$gdb_bin"; then 1695 gdb_version=$($gdb_bin --version | head -n 1) 1696 if version_ge ${gdb_version##* } 9.1; then 1697 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 1698 gdb_arches=$($python "$source_path/scripts/probe-gdb-support.py" $gdb_bin) 1699 else 1700 gdb_bin="" 1701 fi 1702fi 1703 1704if test "$container" != no; then 1705 echo "ENGINE=$container" >> $config_host_mak 1706 echo "RUNC=$runc" >> $config_host_mak 1707fi 1708echo "SUBDIRS=$subdirs" >> $config_host_mak 1709echo "PYTHON=$python" >> $config_host_mak 1710echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 1711echo "MESON=$meson" >> $config_host_mak 1712echo "NINJA=$ninja" >> $config_host_mak 1713echo "EXESUF=$EXESUF" >> $config_host_mak 1714 1715# use included Linux headers for KVM architectures 1716if test "$targetos" = "linux" && test -n "$linux_arch"; then 1717 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 1718fi 1719 1720for target in $target_list; do 1721 target_dir="$target" 1722 target_name=$(echo $target | cut -d '-' -f 1)$EXESUF 1723 case $target in 1724 *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;; 1725 *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;; 1726 esac 1727done 1728 1729if test "$default_targets" = "yes"; then 1730 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 1731fi 1732 1733if test "$ccache_cpp2" = "yes"; then 1734 echo "export CCACHE_CPP2=y" >> $config_host_mak 1735fi 1736 1737# contrib/plugins configuration 1738echo "# Automatically generated by configure - do not modify" > contrib/plugins/$config_host_mak 1739echo "SRC_PATH=$source_path/contrib/plugins" >> contrib/plugins/$config_host_mak 1740echo "PKG_CONFIG=${pkg_config}" >> contrib/plugins/$config_host_mak 1741echo "CC=$cc $CPU_CFLAGS" >> contrib/plugins/$config_host_mak 1742echo "CFLAGS=${CFLAGS-$default_cflags} $EXTRA_CFLAGS" >> contrib/plugins/$config_host_mak 1743if test "$targetos" = darwin; then 1744 echo "CONFIG_DARWIN=y" >> contrib/plugins/$config_host_mak 1745fi 1746 1747# tests/tcg configuration 1748(config_host_mak=tests/tcg/config-host.mak 1749mkdir -p tests/tcg 1750echo "# Automatically generated by configure - do not modify" > $config_host_mak 1751echo "SRC_PATH=$source_path" >> $config_host_mak 1752 1753# versioned checked in the main config_host.mak above 1754if test -n "$gdb_bin"; then 1755 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 1756fi 1757if test "$plugins" = "yes" ; then 1758 echo "CONFIG_PLUGIN=y" >> $config_host_mak 1759fi 1760 1761tcg_tests_targets= 1762for target in $target_list; do 1763 arch=${target%%-*} 1764 1765 case $target in 1766 xtensa*-linux-user) 1767 # the toolchain is not complete with headers, only build softmmu tests 1768 continue 1769 ;; 1770 *-softmmu) 1771 test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue 1772 qemu="qemu-system-$arch" 1773 ;; 1774 *-linux-user|*-bsd-user) 1775 qemu="qemu-$arch" 1776 ;; 1777 esac 1778 1779 if probe_target_compiler $target || test -n "$container_image"; then 1780 test -n "$container_image" && build_static=y 1781 mkdir -p "tests/tcg/$target" 1782 config_target_mak=tests/tcg/$target/config-target.mak 1783 ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile" 1784 echo "# Automatically generated by configure - do not modify" > "$config_target_mak" 1785 echo "TARGET_NAME=$arch" >> "$config_target_mak" 1786 echo "TARGET=$target" >> "$config_target_mak" 1787 write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak" 1788 echo "BUILD_STATIC=$build_static" >> "$config_target_mak" 1789 echo "QEMU=$PWD/$qemu" >> "$config_target_mak" 1790 1791 # will GDB work with these binaries? 1792 if test "${gdb_arches#*$arch}" != "$gdb_arches"; then 1793 echo "HOST_GDB_SUPPORTS_ARCH=y" >> "$config_target_mak" 1794 fi 1795 1796 echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs 1797 tcg_tests_targets="$tcg_tests_targets $target" 1798 fi 1799done 1800 1801if test "$tcg" = "enabled"; then 1802 echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> config-host.mak 1803fi 1804) 1805 1806if test "$skip_meson" = no; then 1807 cross="config-meson.cross.new" 1808 meson_quote() { 1809 test $# = 0 && return 1810 echo "'$(echo $* | sed "s/ /','/g")'" 1811 } 1812 1813 echo "# Automatically generated by configure - do not modify" > $cross 1814 echo "[properties]" >> $cross 1815 1816 # unroll any custom device configs 1817 for a in $device_archs; do 1818 eval "c=\$devices_${a}" 1819 echo "${a}-softmmu = '$c'" >> $cross 1820 done 1821 1822 echo "[built-in options]" >> $cross 1823 echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross 1824 echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross 1825 test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross 1826 echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross 1827 echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross 1828 echo "[binaries]" >> $cross 1829 echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross 1830 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross 1831 test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross 1832 echo "ar = [$(meson_quote $ar)]" >> $cross 1833 echo "nm = [$(meson_quote $nm)]" >> $cross 1834 echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross 1835 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 1836 if has $sdl2_config; then 1837 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 1838 fi 1839 echo "strip = [$(meson_quote $strip)]" >> $cross 1840 echo "widl = [$(meson_quote $widl)]" >> $cross 1841 echo "windres = [$(meson_quote $windres)]" >> $cross 1842 echo "windmc = [$(meson_quote $windmc)]" >> $cross 1843 if test "$cross_compile" = "yes"; then 1844 echo "[host_machine]" >> $cross 1845 echo "system = '$targetos'" >> $cross 1846 case "$cpu" in 1847 i386) 1848 echo "cpu_family = 'x86'" >> $cross 1849 ;; 1850 *) 1851 echo "cpu_family = '$cpu'" >> $cross 1852 ;; 1853 esac 1854 echo "cpu = '$cpu'" >> $cross 1855 if test "$bigendian" = "yes" ; then 1856 echo "endian = 'big'" >> $cross 1857 else 1858 echo "endian = 'little'" >> $cross 1859 fi 1860 cross_arg="--cross-file config-meson.cross" 1861 1862 native="config-meson.native.new" 1863 echo "# Automatically generated by configure - do not modify" > $native 1864 echo "[binaries]" >> $native 1865 echo "c = [$(meson_quote $host_cc)]" >> $native 1866 mv $native config-meson.native 1867 cross_arg="$cross_arg --native-file config-meson.native" 1868 else 1869 cross_arg="--native-file config-meson.cross" 1870 fi 1871 mv $cross config-meson.cross 1872 1873 rm -rf meson-private meson-info meson-logs 1874 1875 # Built-in options 1876 test "$download" = "disabled" && meson_option_add "--wrap-mode=nodownload" 1877 test "$bindir" != "bin" && meson_option_add "-Dbindir=$bindir" 1878 test "$default_feature" = no && meson_option_add -Dauto_features=disabled 1879 test "$static" = yes && meson_option_add -Dprefer_static=true 1880 test "$pie" = no && meson_option_add -Db_pie=false 1881 test "$werror" = yes && meson_option_add -Dwerror=true 1882 1883 # QEMU options 1884 test "$cfi" != false && meson_option_add "-Dcfi=$cfi" 1885 test "$docs" != auto && meson_option_add "-Ddocs=$docs" 1886 test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE" 1887 test "$plugins" = yes && meson_option_add "-Dplugins=true" 1888 test "$qemu_suffix" != qemu && meson_option_add "-Dqemu_suffix=$qemu_suffix" 1889 test "$smbd" != '' && meson_option_add "-Dsmbd=$smbd" 1890 test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg" 1891 run_meson() { 1892 NINJA=$ninja $meson setup --prefix "$prefix" "$@" $cross_arg "$PWD" "$source_path" 1893 } 1894 eval run_meson $meson_options 1895 if test "$?" -ne 0 ; then 1896 error_exit "meson setup failed" 1897 fi 1898 echo "$meson" > build.ninja.stamp 1899else 1900 if test -f meson-private/cmd_line.txt; then 1901 # Adjust old command line options that were removed 1902 # sed -i is not portable 1903 perl -i -ne ' 1904 /^sphinx_build/ && next; 1905 print;' meson-private/cmd_line.txt 1906 fi 1907fi 1908 1909# Save the configure command line for later reuse. 1910cat <<EOD >config.status 1911#!/bin/sh 1912# Generated by configure. 1913# Run this file to recreate the current configuration. 1914# Compiler output produced by configure, useful for debugging 1915# configure, is in config.log if it exists. 1916EOD 1917 1918preserve_env() { 1919 envname=$1 1920 1921 eval envval=\$$envname 1922 1923 if test -n "$envval" 1924 then 1925 echo "$envname='$envval'" >> config.status 1926 echo "export $envname" >> config.status 1927 else 1928 echo "unset $envname" >> config.status 1929 fi 1930} 1931 1932# Preserve various env variables that influence what 1933# features/build target configure will detect 1934preserve_env AR 1935preserve_env AS 1936preserve_env CC 1937preserve_env CFLAGS 1938preserve_env CXX 1939preserve_env CXXFLAGS 1940preserve_env LD 1941preserve_env LDFLAGS 1942preserve_env LD_LIBRARY_PATH 1943preserve_env NM 1944preserve_env OBJCFLAGS 1945preserve_env OBJCOPY 1946preserve_env PATH 1947preserve_env PKG_CONFIG 1948preserve_env PKG_CONFIG_LIBDIR 1949preserve_env PKG_CONFIG_PATH 1950preserve_env PYTHON 1951preserve_env QEMU_GA_MANUFACTURER 1952preserve_env QEMU_GA_DISTRO 1953preserve_env QEMU_GA_VERSION 1954preserve_env SDL2_CONFIG 1955preserve_env SMBD 1956preserve_env STRIP 1957preserve_env WIDL 1958preserve_env WINDRES 1959preserve_env WINDMC 1960 1961printf "exec" >>config.status 1962for i in "$0" "$@"; do 1963 test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status 1964done 1965echo ' "$@"' >>config.status 1966chmod +x config.status 1967 1968rm -r "$TMPDIR1" 1969