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 44build: 45 @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...' 46 @$(MAKE) -C build -f Makefile $(MAKECMDGOALS) 47 @if test "$(MAKECMDGOALS)" = "distclean" && \ 48 test -e build/auto-created-by-configure ; \ 49 then \ 50 rm -rf build GNUmakefile ; \ 51 fi 52%: build 53 @ 54.PHONY: build 55GNUmakefile: ; 56 57EOF 58 cd build 59 exec "$source_path/configure" "$@" 60fi 61 62# Temporary directory used for files created while 63# configure runs. Since it is in the build directory 64# we can safely blow away any previous version of it 65# (and we need not jump through hoops to try to delete 66# it when configure exits.) 67TMPDIR1="config-temp" 68rm -rf "${TMPDIR1}" 69if ! mkdir -p "${TMPDIR1}"; then 70 echo "ERROR: failed to create temporary directory" 71 exit 1 72fi 73 74TMPB="qemu-conf" 75TMPC="${TMPDIR1}/${TMPB}.c" 76TMPO="${TMPDIR1}/${TMPB}.o" 77TMPE="${TMPDIR1}/${TMPB}.exe" 78 79rm -f config.log 80 81# Print a helpful header at the top of config.log 82echo "# QEMU configure log $(date)" >> config.log 83printf "# Configured with:" >> config.log 84# repeat the invocation to log and stdout for CI 85invoke=$(printf " '%s'" "$0" "$@") 86test -n "$GITLAB_CI" && echo "configuring with: $invoke" 87{ echo "$invoke"; echo; echo "#"; } >> config.log 88 89quote_sh() { 90 printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&'," 91} 92 93error_exit() { 94 (echo 95 echo "ERROR: $1" 96 while test -n "$2"; do 97 echo " $2" 98 shift 99 done 100 echo) >&2 101 exit 1 102} 103 104do_compiler() { 105 # Run the compiler, capturing its output to the log. First argument 106 # is compiler binary to execute. 107 compiler="$1" 108 shift 109 if test -n "$BASH_VERSION"; then eval ' 110 echo >>config.log " 111funcs: ${FUNCNAME[*]} 112lines: ${BASH_LINENO[*]}" 113 '; fi 114 echo $compiler "$@" >> config.log 115 $compiler "$@" >> config.log 2>&1 || return $? 116} 117 118do_cc() { 119 do_compiler "$cc" $CPU_CFLAGS "$@" 120} 121 122compile_object() { 123 local_cflags="$1" 124 do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -c -o $TMPO $TMPC 125} 126 127compile_prog() { 128 local_cflags="$1" 129 local_ldflags="$2" 130 do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -o $TMPE $TMPC \ 131 $LDFLAGS $EXTRA_LDFLAGS $local_ldflags 132} 133 134# symbolically link $1 to $2. Portable version of "ln -sf". 135symlink() { 136 rm -rf "$2" 137 mkdir -p "$(dirname "$2")" 138 ln -s "$1" "$2" 139} 140 141# check whether a command is available to this shell (may be either an 142# executable or a builtin) 143has() { 144 type "$1" >/dev/null 2>&1 145} 146 147version_ge () { 148 local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ') 149 local_ver2=$(echo "$2" | tr . ' ') 150 while true; do 151 set x $local_ver1 152 local_first=${2-0} 153 # 'shift 2' if $2 is set, or 'shift' if $2 is not set 154 shift ${2:+2} 155 local_ver1=$* 156 set x $local_ver2 157 # the second argument finished, the first must be greater or equal 158 test $# = 1 && return 0 159 test $local_first -lt $2 && return 1 160 test $local_first -gt $2 && return 0 161 shift ${2:+2} 162 local_ver2=$* 163 done 164} 165 166if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]"; 167then 168 error_exit "main directory cannot contain spaces nor colons" 169fi 170 171# parse CC options first; some compiler tests are used to establish 172# some defaults, based on the host environment 173 174# default parameters 175container_engine="auto" 176cpu="" 177cross_compile="no" 178cross_prefix="" 179host_cc="cc" 180EXTRA_CFLAGS="" 181EXTRA_CXXFLAGS="" 182EXTRA_OBJCFLAGS="" 183EXTRA_LDFLAGS="" 184 185# Default value for a variable defining feature "foo". 186# * foo="no" feature will only be used if --enable-foo arg is given 187# * foo="" feature will be searched for, and if found, will be used 188# unless --disable-foo is given 189# * foo="yes" this value will only be set by --enable-foo flag. 190# feature will searched for, 191# if not found, configure exits with error 192# 193# Always add --enable-foo and --disable-foo command line args. 194# Distributions want to ensure that several features are compiled in, and it 195# is impossible without a --enable-foo that exits if a feature is not found. 196default_feature="" 197 198for opt do 199 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 200 case "$opt" in 201 --cross-prefix=*) cross_prefix="$optarg" 202 cross_compile="yes" 203 ;; 204 --cc=*) CC="$optarg" 205 ;; 206 --cxx=*) CXX="$optarg" 207 ;; 208 --objcc=*) objcc="$optarg" 209 ;; 210 --cpu=*) cpu="$optarg" 211 ;; 212 --extra-cflags=*) 213 EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg" 214 EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 215 EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 216 ;; 217 --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 218 ;; 219 --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 220 ;; 221 --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg" 222 ;; 223 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option" 224 ;; 225 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*} 226 eval "cross_cc_cflags_${cc_arch}=\$optarg" 227 ;; 228 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*} 229 eval "cross_cc_${cc_arch}=\$optarg" 230 ;; 231 --cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option" 232 ;; 233 --cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*} 234 eval "cross_prefix_${cc_arch}=\$optarg" 235 ;; 236 --without-default-features) default_feature="no" 237 ;; 238 esac 239done 240 241default_cflags='-O2 -g' 242git_submodules_action="update" 243docs="auto" 244EXESUF="" 245system="yes" 246linux_user="" 247bsd_user="" 248plugins="$default_feature" 249subdirs="" 250ninja="" 251python= 252download="enabled" 253skip_meson=no 254use_containers="yes" 255gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb") 256gdb_arches="" 257 258# Don't accept a target_list environment variable. 259unset target_list 260unset target_list_exclude 261 262# The following Meson options are handled manually (still they 263# are included in the automatically generated help message) 264# because they automatically enable/disable other options 265tcg="auto" 266cfi="false" 267 268# Meson has PIE as a boolean rather than enabled/disabled/auto, 269# and we also need to check for -static-pie before Meson runs 270# which requires knowing whether --static is enabled. 271pie="" 272static="no" 273 274# Preferred compiler: 275# ${CC} (if set) 276# ${cross_prefix}gcc (if cross-prefix specified) 277# system compiler 278if test -z "${CC}${cross_prefix}"; then 279 cc="cc" 280else 281 cc="${CC-${cross_prefix}gcc}" 282fi 283 284if test -z "${CXX}${cross_prefix}"; then 285 cxx="c++" 286else 287 cxx="${CXX-${cross_prefix}g++}" 288fi 289 290# Preferred ObjC compiler: 291# $objcc (if set, i.e. via --objcc option) 292# ${cross_prefix}clang (if cross-prefix specified) 293# clang (if available) 294# $cc 295if test -z "${objcc}${cross_prefix}"; then 296 if has clang; then 297 objcc=clang 298 else 299 objcc="$cc" 300 fi 301else 302 objcc="${objcc-${cross_prefix}clang}" 303fi 304 305ar="${AR-${cross_prefix}ar}" 306as="${AS-${cross_prefix}as}" 307ccas="${CCAS-$cc}" 308dlltool="${DLLTOOL-${cross_prefix}dlltool}" 309objcopy="${OBJCOPY-${cross_prefix}objcopy}" 310ld="${LD-${cross_prefix}ld}" 311ranlib="${RANLIB-${cross_prefix}ranlib}" 312nm="${NM-${cross_prefix}nm}" 313strip="${STRIP-${cross_prefix}strip}" 314widl="${WIDL-${cross_prefix}widl}" 315windres="${WINDRES-${cross_prefix}windres}" 316windmc="${WINDMC-${cross_prefix}windmc}" 317pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}" 318sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}" 319 320check_define() { 321cat > $TMPC <<EOF 322#if !defined($1) 323#error $1 not defined 324#endif 325int main(void) { return 0; } 326EOF 327 compile_object 328} 329 330write_c_skeleton() { 331 cat > $TMPC <<EOF 332int main(void) { return 0; } 333EOF 334} 335 336if check_define __linux__ ; then 337 host_os=linux 338elif check_define _WIN32 ; then 339 host_os=windows 340elif check_define __OpenBSD__ ; then 341 host_os=openbsd 342elif check_define __sun__ ; then 343 host_os=sunos 344elif check_define __HAIKU__ ; then 345 host_os=haiku 346elif check_define __FreeBSD__ ; then 347 host_os=freebsd 348elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then 349 host_os=gnu/kfreebsd 350elif check_define __DragonFly__ ; then 351 host_os=dragonfly 352elif check_define __NetBSD__; then 353 host_os=netbsd 354elif check_define __APPLE__; then 355 host_os=darwin 356else 357 # This is a fatal error, but don't report it yet, because we 358 # might be going to just print the --help text, or it might 359 # be the result of a missing compiler. 360 host_os=bogus 361fi 362 363if test ! -z "$cpu" ; then 364 # command line argument 365 : 366elif check_define __i386__ ; then 367 cpu="i386" 368elif check_define __x86_64__ ; then 369 if check_define __ILP32__ ; then 370 cpu="x32" 371 else 372 cpu="x86_64" 373 fi 374elif check_define __sparc__ ; then 375 if check_define __arch64__ ; then 376 cpu="sparc64" 377 else 378 cpu="sparc" 379 fi 380elif check_define _ARCH_PPC ; then 381 if check_define _ARCH_PPC64 ; then 382 if check_define _LITTLE_ENDIAN ; then 383 cpu="ppc64le" 384 else 385 cpu="ppc64" 386 fi 387 else 388 cpu="ppc" 389 fi 390elif check_define __mips__ ; then 391 cpu="mips" 392elif check_define __s390__ ; then 393 if check_define __s390x__ ; then 394 cpu="s390x" 395 else 396 cpu="s390" 397 fi 398elif check_define __riscv ; then 399 if check_define _LP64 ; then 400 cpu="riscv64" 401 else 402 cpu="riscv32" 403 fi 404elif check_define __arm__ ; then 405 cpu="arm" 406elif check_define __aarch64__ ; then 407 cpu="aarch64" 408elif check_define __loongarch64 ; then 409 cpu="loongarch64" 410else 411 # Using uname is really broken, but it is just a fallback for architectures 412 # that are going to use TCI anyway 413 cpu=$(uname -m) 414 if test "$host_os" != "bogus"; then 415 echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'" 416 fi 417fi 418 419# Normalise host CPU name to the values used by Meson cross files and in source 420# directories, and set multilib cflags. The canonicalization isn't really 421# necessary, because the architectures that we check for should not hit the 422# 'uname -m' case, but better safe than sorry in case --cpu= is used. 423# 424# Note that this case should only have supported host CPUs, not guests. 425# Please keep it sorted and synchronized with meson.build's host_arch. 426host_arch= 427linux_arch= 428case "$cpu" in 429 aarch64) 430 host_arch=aarch64 431 linux_arch=arm64 432 ;; 433 434 armv*b|armv*l|arm) 435 cpu=arm 436 host_arch=arm 437 linux_arch=arm 438 ;; 439 440 i386|i486|i586|i686) 441 cpu="i386" 442 host_arch=i386 443 linux_arch=x86 444 CPU_CFLAGS="-m32" 445 ;; 446 447 loongarch*) 448 cpu=loongarch64 449 host_arch=loongarch64 450 linux_arch=loongarch 451 ;; 452 453 mips64*|mipsisa64*) 454 cpu=mips64 455 host_arch=mips 456 linux_arch=mips 457 ;; 458 mips*) 459 cpu=mips 460 host_arch=mips 461 linux_arch=mips 462 ;; 463 464 ppc) 465 host_arch=ppc 466 linux_arch=powerpc 467 CPU_CFLAGS="-m32" 468 ;; 469 ppc64) 470 host_arch=ppc64 471 linux_arch=powerpc 472 CPU_CFLAGS="-m64 -mbig-endian" 473 ;; 474 ppc64le) 475 cpu=ppc64 476 host_arch=ppc64 477 linux_arch=powerpc 478 CPU_CFLAGS="-m64 -mlittle-endian" 479 ;; 480 481 riscv32 | riscv64) 482 host_arch=riscv 483 linux_arch=riscv 484 ;; 485 486 s390) 487 linux_arch=s390 488 CPU_CFLAGS="-m31" 489 ;; 490 s390x) 491 host_arch=s390x 492 linux_arch=s390 493 CPU_CFLAGS="-m64" 494 ;; 495 496 sparc|sun4[cdmuv]) 497 cpu=sparc 498 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" 499 ;; 500 sparc64) 501 host_arch=sparc64 502 CPU_CFLAGS="-m64 -mcpu=ultrasparc" 503 ;; 504 505 x32) 506 cpu="x86_64" 507 host_arch=x86_64 508 linux_arch=x86 509 CPU_CFLAGS="-mx32" 510 ;; 511 x86_64|amd64) 512 cpu="x86_64" 513 host_arch=x86_64 514 linux_arch=x86 515 CPU_CFLAGS="-m64" 516 ;; 517esac 518 519if test -n "$host_arch" && { 520 ! test -d "$source_path/linux-user/include/host/$host_arch" || 521 ! test -d "$source_path/common-user/host/$host_arch"; }; then 522 error_exit "linux-user/include/host/$host_arch does not exist." \ 523 "This is a bug in the configure script, please report it." 524fi 525if test -n "$linux_arch" && ! test -d "$source_path/linux-headers/asm-$linux_arch"; then 526 error_exit "linux-headers/asm-$linux_arch does not exist." \ 527 "This is a bug in the configure script, please report it." 528fi 529 530check_py_version() { 531 # We require python >= 3.8. 532 # NB: a True python conditional creates a non-zero return code (Failure) 533 "$1" -c 'import sys; sys.exit(sys.version_info < (3,8))' 534} 535 536first_python= 537if test -z "${PYTHON}"; then 538 # A bare 'python' is traditionally python 2.x, but some distros 539 # have it as python 3.x, so check in both places. 540 for binary in python3 python python3.12 python3.11 \ 541 python3.10 python3.9 python3.8; do 542 if has "$binary"; then 543 python=$(command -v "$binary") 544 if check_py_version "$python"; then 545 # This one is good. 546 first_python= 547 break 548 else 549 first_python=$python 550 fi 551 fi 552 done 553else 554 # Same as above, but only check the environment variable. 555 has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable" 556 python=$(command -v "$PYTHON") 557 if check_py_version "$python"; then 558 # This one is good. 559 first_python= 560 else 561 first_python=$first_python 562 fi 563fi 564 565# Check for ancillary tools used in testing 566genisoimage= 567for binary in genisoimage mkisofs 568do 569 if has $binary 570 then 571 genisoimage=$(command -v "$binary") 572 break 573 fi 574done 575 576if test "$host_os" = "windows" ; then 577 EXESUF=".exe" 578fi 579 580meson_option_build_array() { 581 printf '[' 582 (if test "$host_os" = windows; then 583 IFS=\; 584 else 585 IFS=: 586 fi 587 for e in $1; do 588 printf '"""' 589 # backslash escape any '\' and '"' characters 590 printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g' 591 printf '""",' 592 done) 593 printf ']\n' 594} 595 596. "$source_path/scripts/meson-buildoptions.sh" 597 598meson_options= 599meson_option_add() { 600 local arg 601 for arg; do 602 meson_options="$meson_options $(quote_sh "$arg")" 603 done 604} 605meson_option_parse() { 606 meson_options="$meson_options $(_meson_option_parse "$@")" 607 if test $? -eq 1; then 608 echo "ERROR: unknown option $1" 609 echo "Try '$0 --help' for more information" 610 exit 1 611 fi 612} 613 614meson_add_machine_file() { 615 if test "$cross_compile" = "yes"; then 616 meson_option_add --cross-file "$1" 617 else 618 meson_option_add --native-file "$1" 619 fi 620} 621 622for opt do 623 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 624 case "$opt" in 625 --help|-h) show_help=yes 626 ;; 627 --version|-V) exec cat "$source_path/VERSION" 628 ;; 629 --cross-prefix=*) 630 ;; 631 --cc=*) 632 ;; 633 --host-cc=*) host_cc="$optarg" 634 ;; 635 --cxx=*) 636 ;; 637 --objcc=*) 638 ;; 639 --make=*) 640 ;; 641 --install=*) 642 ;; 643 --python=*) python="$optarg" 644 ;; 645 --skip-meson) skip_meson=yes 646 ;; 647 --ninja=*) ninja="$optarg" 648 ;; 649 --extra-cflags=*) 650 ;; 651 --extra-cxxflags=*) 652 ;; 653 --extra-objcflags=*) 654 ;; 655 --extra-ldflags=*) 656 ;; 657 --cross-cc-*) 658 ;; 659 --cross-prefix-*) 660 ;; 661 --enable-docs) docs=enabled 662 ;; 663 --disable-docs) docs=disabled 664 ;; 665 --cpu=*) 666 ;; 667 --target-list=*) target_list="$optarg" 668 if test "$target_list_exclude"; then 669 error_exit "Can't mix --target-list with --target-list-exclude" 670 fi 671 ;; 672 --target-list-exclude=*) target_list_exclude="$optarg" 673 if test "$target_list"; then 674 error_exit "Can't mix --target-list-exclude with --target-list" 675 fi 676 ;; 677 --with-default-devices) meson_option_add -Ddefault_devices=true 678 ;; 679 --without-default-devices) meson_option_add -Ddefault_devices=false 680 ;; 681 --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option" 682 ;; 683 --with-devices-*) device_arch=${opt#--with-devices-}; 684 device_arch=${device_arch%%=*} 685 cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak 686 if test -f "$cf"; then 687 device_archs="$device_archs $device_arch" 688 eval "devices_${device_arch}=\$optarg" 689 else 690 error_exit "File $cf does not exist" 691 fi 692 ;; 693 --without-default-features) # processed above 694 ;; 695 --static) static="yes" 696 ;; 697 --host=*|--build=*|\ 698 --disable-dependency-tracking|\ 699 --sbindir=*|--sharedstatedir=*|\ 700 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 701 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 702 # These switches are silently ignored, for compatibility with 703 # autoconf-generated configure scripts. This allows QEMU's 704 # configure to be used by RPM and similar macros that set 705 # lots of directory switches by default. 706 ;; 707 --enable-debug) 708 # Enable debugging options that aren't excessively noisy 709 meson_option_parse --enable-debug-tcg "" 710 meson_option_parse --enable-debug-graph-lock "" 711 meson_option_parse --enable-debug-mutex "" 712 meson_option_add -Doptimization=0 713 default_cflags='-O0 -g' 714 ;; 715 --disable-tcg) tcg="disabled" 716 ;; 717 --enable-tcg) tcg="enabled" 718 ;; 719 --disable-system) system="no" 720 ;; 721 --enable-system) system="yes" 722 ;; 723 --disable-user) 724 linux_user="no" ; 725 bsd_user="no" ; 726 ;; 727 --enable-user) ;; 728 --disable-linux-user) linux_user="no" 729 ;; 730 --enable-linux-user) linux_user="yes" 731 ;; 732 --disable-bsd-user) bsd_user="no" 733 ;; 734 --enable-bsd-user) bsd_user="yes" 735 ;; 736 --enable-pie) pie="yes" 737 ;; 738 --disable-pie) pie="no" 739 ;; 740 --enable-cfi) cfi=true 741 ;; 742 --disable-cfi) cfi=false 743 ;; 744 --disable-download) download="disabled"; git_submodules_action=validate; 745 ;; 746 --enable-download) download="enabled"; git_submodules_action=update; 747 ;; 748 --enable-plugins) plugins="yes" 749 ;; 750 --disable-plugins) plugins="no" 751 ;; 752 --enable-containers) use_containers="yes" 753 ;; 754 --disable-containers) use_containers="no" 755 ;; 756 --container-engine=*) container_engine="$optarg" 757 ;; 758 --gdb=*) gdb_bin="$optarg" 759 ;; 760 # everything else has the same name in configure and meson 761 --*) meson_option_parse "$opt" "$optarg" 762 ;; 763 # Pass through -Dxxxx options to meson 764 -D*) meson_option_add "$opt" 765 ;; 766 esac 767done 768 769if ! test -e "$source_path/.git" 770then 771 git_submodules_action="validate" 772fi 773 774if ! test -f "$source_path/subprojects/keycodemapdb/README" \ 775 && test "$download" = disabled 776then 777 echo 778 echo "ERROR: missing subprojects" 779 echo 780 if test -e "$source_path/.git"; then 781 echo "--disable-download specified but subprojects were not" 782 echo 'checked out. Please invoke "meson subprojects download"' 783 echo "before configuring QEMU, or remove --disable-download" 784 echo "from the command line." 785 else 786 echo "This is not a GIT checkout but subproject content appears to" 787 echo "be missing. Do not use 'git archive' or GitHub download links" 788 echo "to acquire QEMU source archives. Non-GIT builds are only" 789 echo "supported with source archives linked from:" 790 echo 791 echo " https://www.qemu.org/download/#source" 792 echo 793 echo "Developers working with GIT can use scripts/archive-source.sh" 794 echo "if they need to create valid source archives." 795 fi 796 echo 797 exit 1 798fi 799 800default_target_list="" 801mak_wilds="" 802 803if [ -n "$host_arch" ] && [ -d "$source_path/common-user/host/$host_arch" ]; then 804 if [ "$linux_user" != no ]; then 805 if [ "$host_os" = linux ]; then 806 linux_user=yes 807 elif [ "$linux_user" = yes ]; then 808 error_exit "linux-user not supported on this architecture" 809 fi 810 if [ "$linux_user" = "yes" ]; then 811 mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak" 812 fi 813 fi 814 if [ "$bsd_user" != no ]; then 815 if [ "$bsd_user" = "" ]; then 816 test $host_os = freebsd && bsd_user=yes 817 fi 818 if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$host_os" ]; then 819 error_exit "bsd-user not supported on this host OS" 820 fi 821 if [ "$bsd_user" = "yes" ]; then 822 mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak" 823 fi 824 fi 825else 826 if [ "$linux_user" = yes ] || [ "$bsd_user" = yes ]; then 827 error_exit "user mode emulation not supported on this architecture" 828 fi 829fi 830if [ "$system" = "yes" ]; then 831 mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak" 832fi 833 834for config in $mak_wilds; do 835 target="$(basename "$config" .mak)" 836 if echo "$target_list_exclude" | grep -vq "$target"; then 837 default_target_list="${default_target_list} $target" 838 fi 839done 840 841if test x"$show_help" = x"yes" ; then 842cat << EOF 843 844Usage: configure [options] 845Options: [defaults in brackets after descriptions] 846 847Standard options: 848 --help print this message 849 --target-list=LIST set target list (default: build all) 850$(echo Available targets: $default_target_list | \ 851 fold -s -w 53 | sed -e 's/^/ /') 852 --target-list-exclude=LIST exclude a set of targets from the default target-list 853 854Advanced options (experts only): 855 -Dmesonoptname=val passthrough option to meson unmodified 856 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix] 857 --cc=CC use C compiler CC [$cc] 858 --host-cc=CC when cross compiling, use C compiler CC for code run 859 at build time [$host_cc] 860 --cxx=CXX use C++ compiler CXX [$cxx] 861 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 862 --extra-cflags=CFLAGS append extra C compiler flags CFLAGS 863 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS 864 --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS 865 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 866 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 867 --cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests 868 --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases 869 --python=PYTHON use specified python [$python] 870 --ninja=NINJA use specified ninja [$ninja] 871 --static enable static build [$static] 872 --without-default-features default all --enable-* options to "disabled" 873 --without-default-devices do not include any device that is not needed to 874 start the emulator (only use if you are including 875 desired devices in configs/devices/) 876 --with-devices-ARCH=NAME override default configs/devices 877 --enable-debug enable common debug build options 878 --cpu=CPU Build for host CPU [$cpu] 879 --disable-containers don't use containers for cross-building 880 --container-engine=TYPE which container engine to use [$container_engine] 881 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 882EOF 883 meson_options_help 884cat << EOF 885 system all system emulation targets 886 user supported user emulation targets 887 linux-user all linux usermode emulation targets 888 bsd-user all BSD usermode emulation targets 889 pie Position Independent Executables 890 891NOTE: The object files are built at the place where configure is launched 892EOF 893exit 0 894fi 895 896# Now that we are sure that the user did not only want to print the --help 897# information, we should double-check that the C compiler really works: 898write_c_skeleton 899if ! compile_object ; then 900 error_exit "C compiler \"$cc\" either does not exist or does not work." 901fi 902 903# Remove old dependency files to make sure that they get properly regenerated 904rm -f ./*/config-devices.mak.d 905 906if test -z "$python" 907then 908 # If first_python is set, there was a binary somewhere even though 909 # it was not suitable. Use it for the error message. 910 if test -n "$first_python"; then 911 error_exit "Cannot use '$first_python', Python >= 3.8 is required." \ 912 "Use --python=/path/to/python to specify a supported Python." 913 else 914 error_exit "Python not found. Use --python=/path/to/python" 915 fi 916fi 917 918if ! check_py_version "$python"; then 919 error_exit "Cannot use '$python', Python >= 3.8 is required." \ 920 "Use --python=/path/to/python to specify a supported Python." \ 921 "Maybe try:" \ 922 " openSUSE Leap 15.3+: zypper install python39" \ 923 " CentOS 8: dnf install python38" 924fi 925 926# Resolve PATH 927python="$(command -v "$python")" 928 929# Create a Python virtual environment using our configured python. 930# The stdout of this script will be the location of a symlink that 931# points to the configured Python. 932# Entry point scripts for pip, meson, and sphinx are generated if those 933# packages are present. 934 935# Defaults assumed for now: 936# - venv is cleared if it exists already; 937# - venv is allowed to use system packages; 938# - all setup can be performed offline; 939# - missing packages may be fetched from PyPI, 940# unless --disable-download is passed. 941# - pip is not installed into the venv when possible, 942# but ensurepip is called as a fallback when necessary. 943 944echo "python determined to be '$python'" 945echo "python version: $($python --version)" 946 947python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)" 948if test "$?" -ne 0 ; then 949 error_exit "python venv creation failed" 950fi 951 952# Suppress writing compiled files 953python="$python -B" 954mkvenv="$python ${source_path}/python/scripts/mkvenv.py" 955 956# Finish preparing the virtual environment using vendored .whl files 957 958$mkvenv ensuregroup --dir "${source_path}/python/wheels" \ 959 ${source_path}/pythondeps.toml meson || exit 1 960 961# At this point, we expect Meson to be installed and available. 962# We expect mkvenv or pip to have created pyvenv/bin/meson for us. 963# We ignore PATH completely here: we want to use the venv's Meson 964# *exclusively*. 965 966meson="$(cd pyvenv/bin; pwd)/meson" 967 968# Conditionally ensure Sphinx is installed. 969 970mkvenv_online_flag="" 971if test "$download" = "enabled" ; then 972 mkvenv_online_flag=" --online" 973fi 974 975if test "$docs" != "disabled" ; then 976 if ! $mkvenv ensuregroup \ 977 $(test "$docs" = "enabled" && echo "$mkvenv_online_flag") \ 978 ${source_path}/pythondeps.toml docs; 979 then 980 if test "$docs" = "enabled" ; then 981 exit 1 982 fi 983 echo "Sphinx not found/usable, disabling docs." 984 docs=disabled 985 else 986 docs=enabled 987 fi 988fi 989 990# Probe for ninja 991 992if test -z "$ninja"; then 993 for c in ninja ninja-build samu; do 994 if has $c; then 995 ninja=$(command -v "$c") 996 break 997 fi 998 done 999 if test -z "$ninja"; then 1000 error_exit "Cannot find Ninja" 1001 fi 1002fi 1003 1004if test "$host_os" = "bogus"; then 1005 # Now that we know that we're not printing the help and that 1006 # the compiler works (so the results of the check_defines we used 1007 # to identify the OS are reliable), if we didn't recognize the 1008 # host OS we should stop now. 1009 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 1010fi 1011 1012# test for any invalid configuration combinations 1013if test "$host_os" = "windows" && ! has "$dlltool"; then 1014 if test "$plugins" = "yes"; then 1015 error_exit "TCG plugins requires dlltool to build on Windows platforms" 1016 fi 1017 plugins="no" 1018fi 1019if test "$tcg" = "disabled" ; then 1020 if test "$plugins" = "yes"; then 1021 error_exit "Can't enable plugins on non-TCG builds" 1022 fi 1023 plugins="no" 1024fi 1025if test "$static" = "yes" ; then 1026 if test "$plugins" = "yes"; then 1027 error_exit "static and plugins are mutually incompatible" 1028 fi 1029 plugins="no" 1030fi 1031if test "$plugins" != "no"; then 1032 plugins=yes 1033 subdirs="$subdirs contrib/plugins" 1034fi 1035 1036cat > $TMPC << EOF 1037 1038#ifdef __linux__ 1039# define THREAD __thread 1040#else 1041# define THREAD 1042#endif 1043static THREAD int tls_var; 1044int main(void) { return tls_var; } 1045EOF 1046 1047if test "$host_os" = windows || test "$host_os" = haiku; then 1048 if test "$pie" = "yes"; then 1049 error_exit "PIE not available due to missing OS support" 1050 fi 1051 pie=no 1052fi 1053 1054if test "$pie" != "no"; then 1055 if test "$static" = "yes"; then 1056 pie_ldflags=-static-pie 1057 else 1058 pie_ldflags=-pie 1059 fi 1060 if compile_prog "-Werror -fPIE -DPIE" "$pie_ldflags"; then 1061 pie="yes" 1062 elif test "$pie" = "yes"; then 1063 error_exit "-static-pie not available due to missing toolchain support" 1064 else 1065 echo "Disabling PIE due to missing toolchain support" 1066 pie="no" 1067 fi 1068fi 1069 1070########################################## 1071 1072if test -z "${target_list+xxx}" ; then 1073 default_targets=yes 1074 for target in $default_target_list; do 1075 target_list="$target_list $target" 1076 done 1077 target_list="${target_list# }" 1078else 1079 default_targets=no 1080 target_list=$(echo "$target_list" | sed -e 's/,/ /g') 1081 for target in $target_list; do 1082 # Check that we recognised the target name; this allows a more 1083 # friendly error message than if we let it fall through. 1084 case " $default_target_list " in 1085 *" $target "*) 1086 ;; 1087 *) 1088 error_exit "Unknown target name '$target'" 1089 ;; 1090 esac 1091 done 1092fi 1093 1094if test "$tcg" = "auto"; then 1095 if test -z "$target_list"; then 1096 tcg="disabled" 1097 else 1098 tcg="enabled" 1099 fi 1100fi 1101 1102######################################### 1103# gdb test 1104 1105if test -n "$gdb_bin"; then 1106 gdb_version_string=$($gdb_bin --version | head -n 1) 1107 # Extract last field in the version string 1108 gdb_version=${gdb_version_string##* } 1109 if version_ge $gdb_version 9.1; then 1110 gdb_arches=$($python "$source_path/scripts/probe-gdb-support.py" $gdb_bin) 1111 else 1112 gdb_bin="" 1113 fi 1114fi 1115 1116########################################## 1117# big/little endian test 1118cat > $TMPC << EOF 1119#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 1120# error LITTLE 1121#endif 1122int main(void) { return 0; } 1123EOF 1124 1125if ! compile_prog ; then 1126 bigendian="no" 1127else 1128 cat > $TMPC << EOF 1129#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 1130# error BIG 1131#endif 1132int main(void) { return 0; } 1133EOF 1134 1135 if ! compile_prog ; then 1136 bigendian="yes" 1137 else 1138 echo big/little test failed 1139 exit 1 1140 fi 1141fi 1142 1143########################################## 1144# functions to probe cross compilers 1145 1146container="no" 1147runc="" 1148if test $use_containers = "yes" && (has "docker" || has "podman"); then 1149 case $($python "$source_path"/tests/docker/docker.py --engine "$container_engine" probe) in 1150 *docker) container=docker ;; 1151 podman) container=podman ;; 1152 no) container=no ;; 1153 esac 1154 if test "$container" != "no"; then 1155 docker_py="$python $source_path/tests/docker/docker.py --engine $container" 1156 runc=$container 1157 fi 1158fi 1159 1160# cross compilers defaults, can be overridden with --cross-cc-ARCH 1161: ${cross_prefix_aarch64="aarch64-linux-gnu-"} 1162: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"} 1163: ${cross_prefix_alpha="alpha-linux-gnu-"} 1164: ${cross_prefix_arm="arm-linux-gnueabihf-"} 1165: ${cross_prefix_armeb="$cross_prefix_arm"} 1166: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"} 1167: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"} 1168: ${cross_prefix_hppa="hppa-linux-gnu-"} 1169: ${cross_prefix_i386="i686-linux-gnu-"} 1170: ${cross_prefix_m68k="m68k-linux-gnu-"} 1171: ${cross_prefix_microblaze="microblaze-linux-musl-"} 1172: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"} 1173: ${cross_prefix_mips64="mips64-linux-gnuabi64-"} 1174: ${cross_prefix_mipsel="mipsel-linux-gnu-"} 1175: ${cross_prefix_mips="mips-linux-gnu-"} 1176: ${cross_prefix_ppc="powerpc-linux-gnu-"} 1177: ${cross_prefix_ppc64="powerpc64-linux-gnu-"} 1178: ${cross_prefix_ppc64le="$cross_prefix_ppc64"} 1179: ${cross_prefix_riscv64="riscv64-linux-gnu-"} 1180: ${cross_prefix_s390x="s390x-linux-gnu-"} 1181: ${cross_prefix_sh4="sh4-linux-gnu-"} 1182: ${cross_prefix_sparc64="sparc64-linux-gnu-"} 1183: ${cross_prefix_sparc="$cross_prefix_sparc64"} 1184: ${cross_prefix_tricore="tricore-"} 1185: ${cross_prefix_x86_64="x86_64-linux-gnu-"} 1186 1187: ${cross_cc_aarch64_be="$cross_cc_aarch64"} 1188: ${cross_cc_cflags_aarch64_be="-mbig-endian"} 1189: ${cross_cc_armeb="$cross_cc_arm"} 1190: ${cross_cc_cflags_armeb="-mbig-endian"} 1191: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"} 1192: ${cross_cc_cflags_hexagon="-mv73 -O2 -static"} 1193: ${cross_cc_cflags_i386="-m32"} 1194: ${cross_cc_cflags_ppc="-m32 -mbig-endian"} 1195: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"} 1196: ${cross_cc_ppc64le="$cross_cc_ppc64"} 1197: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"} 1198: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"} 1199: ${cross_cc_sparc="$cross_cc_sparc64"} 1200: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"} 1201: ${cross_cc_cflags_x86_64="-m64 -mcx16"} 1202 1203compute_target_variable() { 1204 eval "$2=" 1205 if eval test -n "\"\${cross_prefix_$1}\""; then 1206 if eval has "\"\${cross_prefix_$1}\$3\""; then 1207 eval "$2=\"\${cross_prefix_$1}\$3\"" 1208 fi 1209 fi 1210} 1211 1212have_target() { 1213 for i; do 1214 case " $target_list " in 1215 *" $i "*) return 0;; 1216 *) ;; 1217 esac 1218 done 1219 return 1 1220} 1221 1222# probe_target_compiler TARGET 1223# 1224# Look for a compiler for the given target, either native or cross. 1225# Set variables target_* if a compiler is found, and container_cross_* 1226# if a Docker-based cross-compiler image is known for the target. 1227# Set got_cross_cc to yes/no depending on whether a non-container-based 1228# compiler was found. 1229# 1230# If TARGET is a user-mode emulation target, also set build_static to 1231# "y" if static linking is possible. 1232# 1233probe_target_compiler() { 1234 # reset all output variables 1235 got_cross_cc=no 1236 container_image= 1237 container_hosts= 1238 container_cross_prefix= 1239 container_cross_cc= 1240 container_cross_ar= 1241 container_cross_as= 1242 container_cross_ld= 1243 container_cross_nm= 1244 container_cross_objcopy= 1245 container_cross_ranlib= 1246 container_cross_strip= 1247 1248 target_arch=${1%%-*} 1249 case $target_arch in 1250 aarch64) container_hosts="x86_64 aarch64" ;; 1251 alpha) container_hosts=x86_64 ;; 1252 arm) container_hosts="x86_64 aarch64" ;; 1253 cris) container_hosts=x86_64 ;; 1254 hexagon) container_hosts=x86_64 ;; 1255 hppa) container_hosts=x86_64 ;; 1256 i386) container_hosts=x86_64 ;; 1257 loongarch64) container_hosts=x86_64 ;; 1258 m68k) container_hosts=x86_64 ;; 1259 microblaze) container_hosts=x86_64 ;; 1260 mips64el) container_hosts=x86_64 ;; 1261 mips64) container_hosts=x86_64 ;; 1262 mipsel) container_hosts=x86_64 ;; 1263 mips) container_hosts=x86_64 ;; 1264 ppc) container_hosts=x86_64 ;; 1265 ppc64|ppc64le) container_hosts=x86_64 ;; 1266 riscv64) container_hosts=x86_64 ;; 1267 s390x) container_hosts=x86_64 ;; 1268 sh4) container_hosts=x86_64 ;; 1269 sparc64) container_hosts=x86_64 ;; 1270 tricore) container_hosts=x86_64 ;; 1271 x86_64) container_hosts="aarch64 ppc64le x86_64" ;; 1272 xtensa*) container_hosts=x86_64 ;; 1273 esac 1274 1275 for host in $container_hosts; do 1276 test "$container" != no || continue 1277 test "$host" = "$cpu" || continue 1278 case $target_arch in 1279 # debian-all-test-cross architectures 1280 1281 hppa|m68k|mips|riscv64|sparc64) 1282 container_image=debian-all-test-cross 1283 ;; 1284 mips64) 1285 container_image=debian-all-test-cross 1286 container_cross_prefix=mips64-linux-gnuabi64- 1287 ;; 1288 ppc|ppc64|ppc64le) 1289 container_image=debian-all-test-cross 1290 container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu- 1291 ;; 1292 1293 # debian-legacy-test-cross architectures (need Debian 11) 1294 # - libc6.1-dev-alpha-cross: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1054412 1295 # - sh4-linux-user: binaries don't run with bookworm compiler 1296 1297 alpha|sh4) 1298 container_image=debian-legacy-test-cross 1299 ;; 1300 1301 # architectures with individual containers 1302 1303 aarch64) 1304 # We don't have any bigendian build tools so we only use this for AArch64 1305 container_image=debian-arm64-cross 1306 ;; 1307 arm) 1308 # We don't have any bigendian build tools so we only use this for ARM 1309 container_image=debian-armhf-cross 1310 container_cross_prefix=arm-linux-gnueabihf- 1311 ;; 1312 cris) 1313 container_image=fedora-cris-cross 1314 ;; 1315 hexagon) 1316 container_cross_prefix=hexagon-unknown-linux-musl- 1317 container_cross_cc=${container_cross_prefix}clang 1318 ;; 1319 i386) 1320 container_image=debian-i686-cross 1321 container_cross_prefix=i686-linux-gnu- 1322 ;; 1323 loongarch64) 1324 container_image=debian-loongarch-cross 1325 container_cross_prefix=loongarch64-unknown-linux-gnu- 1326 ;; 1327 microblaze) 1328 container_cross_prefix=microblaze-linux-musl- 1329 ;; 1330 mips64el) 1331 container_image=debian-all-test-cross 1332 container_cross_prefix=mips64el-linux-gnuabi64- 1333 ;; 1334 tricore) 1335 container_image=debian-tricore-cross 1336 container_cross_prefix=tricore- 1337 ;; 1338 x86_64) 1339 container_image=debian-amd64-cross 1340 ;; 1341 xtensa*) 1342 container_image=debian-xtensa-cross 1343 1344 # default to the dc232b cpu 1345 container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf- 1346 ;; 1347 esac 1348 # Debian and GNU architecture names usually match 1349 : ${container_image:=debian-$target_arch-cross} 1350 : ${container_cross_prefix:=$target_arch-linux-gnu-} 1351 : ${container_cross_cc:=${container_cross_prefix}gcc} 1352 : ${container_cross_ar:=${container_cross_prefix}ar} 1353 : ${container_cross_as:=${container_cross_prefix}as} 1354 : ${container_cross_ld:=${container_cross_prefix}ld} 1355 : ${container_cross_nm:=${container_cross_prefix}nm} 1356 : ${container_cross_objcopy:=${container_cross_prefix}objcopy} 1357 : ${container_cross_ranlib:=${container_cross_prefix}ranlib} 1358 : ${container_cross_strip:=${container_cross_prefix}strip} 1359 done 1360 1361 try=cross 1362 # For softmmu/roms also look for a bi-endian or multilib-enabled host compiler 1363 if [ "${1%softmmu}" != "$1" ] || test "$target_arch" = "$cpu"; then 1364 case "$target_arch:$cpu" in 1365 aarch64_be:aarch64 | \ 1366 armeb:arm | \ 1367 i386:x86_64 | \ 1368 mips*:mips64 | \ 1369 ppc*:ppc64 | \ 1370 sparc:sparc64 | \ 1371 "$cpu:$cpu") 1372 try='native cross' ;; 1373 esac 1374 fi 1375 eval "target_cflags=\${cross_cc_cflags_$target_arch}" 1376 for thistry in $try; do 1377 case $thistry in 1378 native) 1379 target_cc=$cc 1380 target_ccas=$ccas 1381 target_ar=$ar 1382 target_as=$as 1383 target_ld=$ld 1384 target_nm=$nm 1385 target_objcopy=$objcopy 1386 target_ranlib=$ranlib 1387 target_strip=$strip 1388 ;; 1389 cross) 1390 target_cc= 1391 if eval test -n "\"\${cross_cc_$target_arch}\""; then 1392 if eval has "\"\${cross_cc_$target_arch}\""; then 1393 eval "target_cc=\"\${cross_cc_$target_arch}\"" 1394 fi 1395 else 1396 compute_target_variable $target_arch target_cc gcc 1397 fi 1398 target_ccas=$target_cc 1399 compute_target_variable $target_arch target_ar ar 1400 compute_target_variable $target_arch target_as as 1401 compute_target_variable $target_arch target_ld ld 1402 compute_target_variable $target_arch target_nm nm 1403 compute_target_variable $target_arch target_objcopy objcopy 1404 compute_target_variable $target_arch target_ranlib ranlib 1405 compute_target_variable $target_arch target_strip strip 1406 ;; 1407 esac 1408 1409 if test -n "$target_cc"; then 1410 case $target_arch in 1411 i386|x86_64) 1412 if $target_cc --version | grep -qi "clang"; then 1413 continue 1414 fi 1415 ;; 1416 esac 1417 elif test -n "$target_as" && test -n "$target_ld"; then 1418 # Special handling for assembler only targets 1419 case $target in 1420 tricore-softmmu) 1421 build_static= 1422 got_cross_cc=yes 1423 break 1424 ;; 1425 *) 1426 continue 1427 ;; 1428 esac 1429 else 1430 continue 1431 fi 1432 1433 write_c_skeleton 1434 case $1 in 1435 *-softmmu) 1436 if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC && 1437 do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then 1438 got_cross_cc=yes 1439 break 1440 fi 1441 ;; 1442 *) 1443 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then 1444 build_static=y 1445 got_cross_cc=yes 1446 break 1447 fi 1448 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then 1449 build_static= 1450 got_cross_cc=yes 1451 break 1452 fi 1453 ;; 1454 esac 1455 done 1456 if test $got_cross_cc != yes; then 1457 build_static= 1458 target_cc= 1459 target_ccas= 1460 target_ar= 1461 target_as= 1462 target_ld= 1463 target_nm= 1464 target_objcopy= 1465 target_ranlib= 1466 target_strip= 1467 fi 1468 test -n "$target_cc" 1469} 1470 1471write_target_makefile() { 1472 echo "EXTRA_CFLAGS=$target_cflags" 1473 if test -z "$target_cc" && test -z "$target_as"; then 1474 test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?" 1475 echo "$1: docker-image-$container_image" >> Makefile.prereqs 1476 if test -n "$container_cross_cc"; then 1477 echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1478 echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1479 fi 1480 echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --" 1481 echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --" 1482 echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --" 1483 echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --" 1484 echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --" 1485 echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --" 1486 echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --" 1487 else 1488 if test -n "$target_cc"; then 1489 echo "CC=$target_cc" 1490 echo "CCAS=$target_ccas" 1491 fi 1492 if test -n "$target_ar"; then 1493 echo "AR=$target_ar" 1494 fi 1495 if test -n "$target_as"; then 1496 echo "AS=$target_as" 1497 fi 1498 if test -n "$target_ld"; then 1499 echo "LD=$target_ld" 1500 fi 1501 if test -n "$target_nm"; then 1502 echo "NM=$target_nm" 1503 fi 1504 if test -n "$target_objcopy"; then 1505 echo "OBJCOPY=$target_objcopy" 1506 fi 1507 if test -n "$target_ranlib"; then 1508 echo "RANLIB=$target_ranlib" 1509 fi 1510 if test -n "$target_strip"; then 1511 echo "STRIP=$target_strip" 1512 fi 1513 fi 1514} 1515 1516####################################### 1517# cross-compiled firmware targets 1518 1519# Set up build tree symlinks that point back into the source tree 1520# (these can be both files and directories). 1521# Caution: avoid adding files or directories here using wildcards. This 1522# will result in problems later if a new file matching the wildcard is 1523# added to the source tree -- nothing will cause configure to be rerun 1524# so the build tree will be missing the link back to the new file, and 1525# tests might fail. Prefer to keep the relevant files in their own 1526# directory and symlink the directory instead. 1527LINKS="Makefile" 1528LINKS="$LINKS docs/config" 1529LINKS="$LINKS pc-bios/optionrom/Makefile" 1530LINKS="$LINKS pc-bios/s390-ccw/Makefile" 1531LINKS="$LINKS pc-bios/vof/Makefile" 1532LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 1533LINKS="$LINKS tests/avocado tests/data" 1534LINKS="$LINKS tests/qemu-iotests/check tests/qemu-iotests/Makefile" 1535LINKS="$LINKS python" 1536LINKS="$LINKS contrib/plugins/Makefile " 1537for f in $LINKS ; do 1538 if [ -e "$source_path/$f" ]; then 1539 symlink "$source_path/$f" "$f" 1540 fi 1541done 1542 1543# use included Linux headers for KVM architectures 1544if test "$host_os" = "linux" && test -n "$linux_arch"; then 1545 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 1546fi 1547 1548echo "# Automatically generated by configure - do not modify" > Makefile.prereqs 1549 1550# Mac OS X ships with a broken assembler 1551if have_target i386-softmmu x86_64-softmmu && \ 1552 test "$host_os" != "darwin" && test "$host_os" != "sunos" && \ 1553 test "$host_os" != "haiku" && \ 1554 probe_target_compiler i386-softmmu; then 1555 subdirs="$subdirs pc-bios/optionrom" 1556 config_mak=pc-bios/optionrom/config.mak 1557 echo "# Automatically generated by configure - do not modify" > $config_mak 1558 echo "TOPSRC_DIR=$source_path" >> $config_mak 1559 write_target_makefile >> $config_mak 1560fi 1561 1562if have_target ppc-softmmu ppc64-softmmu && \ 1563 probe_target_compiler ppc-softmmu; then 1564 subdirs="$subdirs pc-bios/vof" 1565 config_mak=pc-bios/vof/config.mak 1566 echo "# Automatically generated by configure - do not modify" > $config_mak 1567 echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak 1568 write_target_makefile >> $config_mak 1569fi 1570 1571# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10 1572# (which is the lowest architecture level that Clang supports) 1573if have_target s390x-softmmu && probe_target_compiler s390x-softmmu && \ 1574 GIT=git "$source_path/scripts/git-submodule.sh" "$git_submodules_action" roms/SLOF >> config.log 2>&1; then 1575 write_c_skeleton 1576 do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC 1577 has_z900=$? 1578 if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then 1579 if [ $has_z900 != 0 ]; then 1580 echo "WARNING: Your compiler does not support the z900!" 1581 echo " The s390-ccw bios will only work with guest CPUs >= z10." 1582 fi 1583 subdirs="$subdirs pc-bios/s390-ccw" 1584 config_mak=pc-bios/s390-ccw/config-host.mak 1585 echo "# Automatically generated by configure - do not modify" > $config_mak 1586 echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak 1587 echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_mak 1588 write_target_makefile >> $config_mak 1589 fi 1590fi 1591 1592####################################### 1593# generate config-host.mak 1594 1595config_host_mak="config-host.mak" 1596 1597echo "# Automatically generated by configure - do not modify" > $config_host_mak 1598echo >> $config_host_mak 1599 1600echo all: >> $config_host_mak 1601 1602echo "SRC_PATH=$source_path" >> $config_host_mak 1603echo "TARGET_DIRS=$target_list" >> $config_host_mak 1604echo "GDB=$gdb_bin" >> $config_host_mak 1605if test "$container" != no; then 1606 echo "RUNC=$runc" >> $config_host_mak 1607fi 1608echo "SUBDIRS=$subdirs" >> $config_host_mak 1609echo "PYTHON=$python" >> $config_host_mak 1610echo "MKVENV_ENSUREGROUP=$mkvenv ensuregroup $mkvenv_online_flag" >> $config_host_mak 1611echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 1612echo "MESON=$meson" >> $config_host_mak 1613echo "NINJA=$ninja" >> $config_host_mak 1614echo "EXESUF=$EXESUF" >> $config_host_mak 1615if test "$default_targets" = "yes"; then 1616 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 1617fi 1618 1619# contrib/plugins configuration 1620echo "# Automatically generated by configure - do not modify" > contrib/plugins/$config_host_mak 1621echo "SRC_PATH=$source_path/contrib/plugins" >> contrib/plugins/$config_host_mak 1622echo "PKG_CONFIG=${pkg_config}" >> contrib/plugins/$config_host_mak 1623echo "CC=$cc $CPU_CFLAGS" >> contrib/plugins/$config_host_mak 1624echo "CFLAGS=${CFLAGS-$default_cflags} $EXTRA_CFLAGS" >> contrib/plugins/$config_host_mak 1625if test "$host_os" = windows; then 1626 echo "DLLTOOL=$dlltool" >> contrib/plugins/$config_host_mak 1627fi 1628if test "$host_os" = darwin; then 1629 echo "CONFIG_DARWIN=y" >> contrib/plugins/$config_host_mak 1630fi 1631if test "$host_os" = windows; then 1632 echo "CONFIG_WIN32=y" >> contrib/plugins/$config_host_mak 1633fi 1634 1635# tests/tcg configuration 1636mkdir -p tests/tcg 1637echo "# Automatically generated by configure - do not modify" > tests/tcg/$config_host_mak 1638echo "SRC_PATH=$source_path" >> tests/tcg/$config_host_mak 1639if test "$plugins" = "yes" ; then 1640 echo "CONFIG_PLUGIN=y" >> tests/tcg/$config_host_mak 1641fi 1642 1643tcg_tests_targets= 1644for target in $target_list; do 1645 arch=${target%%-*} 1646 1647 case $target in 1648 xtensa*-linux-user) 1649 # the toolchain is not complete with headers, only build system tests 1650 continue 1651 ;; 1652 *-softmmu) 1653 test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue 1654 qemu="qemu-system-$arch" 1655 ;; 1656 *-linux-user|*-bsd-user) 1657 qemu="qemu-$arch" 1658 ;; 1659 esac 1660 1661 if probe_target_compiler $target || test -n "$container_image"; then 1662 test -n "$container_image" && build_static=y 1663 mkdir -p "tests/tcg/$target" 1664 config_target_mak=tests/tcg/$target/config-target.mak 1665 ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile" 1666 echo "# Automatically generated by configure - do not modify" > "$config_target_mak" 1667 echo "TARGET_NAME=$arch" >> "$config_target_mak" 1668 echo "TARGET=$target" >> "$config_target_mak" 1669 write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak" 1670 echo "BUILD_STATIC=$build_static" >> "$config_target_mak" 1671 echo "QEMU=$PWD/$qemu" >> "$config_target_mak" 1672 1673 # will GDB work with these binaries? 1674 if test "${gdb_arches#*$arch}" != "$gdb_arches"; then 1675 echo "GDB=$gdb_bin" >> $config_target_mak 1676 fi 1677 1678 if test "${gdb_arches#*aarch64}" != "$gdb_arches" && version_ge $gdb_version 15.1; then 1679 echo "GDB_HAS_MTE=y" >> $config_target_mak 1680 fi 1681 1682 if test "${gdb_arches#*aarch64}" != "$gdb_arches" && version_ge $gdb_version 16.0; then 1683 # GDB has to support MTE in baremetal to allow debugging MTE in QEMU system mode 1684 echo "GDB_SUPPORTS_MTE_IN_BAREMETAL=y" >> $config_target_mak 1685 fi 1686 1687 echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs 1688 tcg_tests_targets="$tcg_tests_targets $target" 1689 fi 1690done 1691 1692if test "$tcg" = "enabled"; then 1693 echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> $config_host_mak 1694fi 1695 1696if test "$skip_meson" = no; then 1697 cross="config-meson.cross.new" 1698 meson_quote() { 1699 test $# = 0 && return 1700 echo "'$(echo $* | sed "s/ /','/g")'" 1701 } 1702 1703 echo "# Automatically generated by configure - do not modify" > $cross 1704 echo "[properties]" >> $cross 1705 1706 # unroll any custom device configs 1707 for a in $device_archs; do 1708 eval "c=\$devices_${a}" 1709 echo "${a}-softmmu = '$c'" >> $cross 1710 done 1711 1712 echo "[built-in options]" >> $cross 1713 echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross 1714 echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross 1715 test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross 1716 echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross 1717 echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross 1718 1719 # Only enable by default for git builds and on select OSes 1720 echo "# environment defaults, can still be overridden on " >> $cross 1721 echo "# the command line" >> $cross 1722 if test -e "$source_path/.git" && \ 1723 { test "$host_os" = linux || test "$host_os" = "windows"; }; then 1724 echo 'werror = true' >> $cross 1725 fi 1726 echo "[project options]" >> $cross 1727 if test "$SMBD" != ''; then 1728 echo "smbd = $(meson_quote "$SMBD")" >> $cross 1729 fi 1730 if test "${QEMU_GA_MANUFACTURER}" != ''; then 1731 echo "qemu_ga_manufacturer = $(meson_quote "${QEMU_GA_MANUFACTURER}")" >> $cross 1732 fi 1733 if test "${QEMU_GA_DISTRO}" != ''; then 1734 echo "qemu_ga_distro = $(meson_quote "${QEMU_GA_DISTRO}")" >> $cross 1735 fi 1736 if test "${QEMU_GA_VERSION}" != ''; then 1737 echo "qemu_ga_version = $(meson_quote "${QEMU_GA_VERSION}")" >> $cross 1738 fi 1739 1740 echo >> $cross 1741 echo "[binaries]" >> $cross 1742 echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross 1743 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross 1744 test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross 1745 echo "ar = [$(meson_quote $ar)]" >> $cross 1746 echo "dlltool = [$(meson_quote $dlltool)]" >> $cross 1747 echo "nm = [$(meson_quote $nm)]" >> $cross 1748 echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross 1749 echo "pkg-config = [$(meson_quote $pkg_config)]" >> $cross 1750 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 1751 if has $sdl2_config; then 1752 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 1753 fi 1754 echo "strip = [$(meson_quote $strip)]" >> $cross 1755 echo "widl = [$(meson_quote $widl)]" >> $cross 1756 echo "windres = [$(meson_quote $windres)]" >> $cross 1757 echo "windmc = [$(meson_quote $windmc)]" >> $cross 1758 if test "$cross_compile" = "yes"; then 1759 echo "[host_machine]" >> $cross 1760 echo "system = '$host_os'" >> $cross 1761 case "$cpu" in 1762 i386) 1763 echo "cpu_family = 'x86'" >> $cross 1764 ;; 1765 *) 1766 echo "cpu_family = '$cpu'" >> $cross 1767 ;; 1768 esac 1769 echo "cpu = '$cpu'" >> $cross 1770 if test "$bigendian" = "yes" ; then 1771 echo "endian = 'big'" >> $cross 1772 else 1773 echo "endian = 'little'" >> $cross 1774 fi 1775 1776 native="config-meson.native.new" 1777 echo "# Automatically generated by configure - do not modify" > $native 1778 echo "[binaries]" >> $native 1779 echo "c = [$(meson_quote $host_cc)]" >> $native 1780 mv $native config-meson.native 1781 meson_option_add --native-file 1782 meson_option_add config-meson.native 1783 fi 1784 mv $cross config-meson.cross 1785 meson_add_machine_file config-meson.cross 1786 if test -f "$source_path/configs/meson/$host_os.txt"; then 1787 meson_add_machine_file $source_path/configs/meson/$host_os.txt 1788 fi 1789 1790 rm -rf meson-private meson-info meson-logs 1791 1792 test "$download" = "disabled" && meson_option_add "--wrap-mode=nodownload" 1793 test "$default_feature" = no && meson_option_add -Dauto_features=disabled 1794 test "$static" = yes && meson_option_add -Dprefer_static=true 1795 test "$pie" = no && meson_option_add -Db_pie=false 1796 1797 # QEMU options 1798 test "$cfi" != false && meson_option_add "-Dcfi=$cfi" "-Db_lto=$cfi" 1799 test "$docs" != auto && meson_option_add "-Ddocs=$docs" 1800 test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE" 1801 test "$plugins" = yes && meson_option_add "-Dplugins=true" 1802 test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg" 1803 run_meson() { 1804 NINJA=$ninja $meson setup "$@" "$PWD" "$source_path" 1805 } 1806 eval run_meson $meson_options 1807 if test "$?" -ne 0 ; then 1808 error_exit "meson setup failed" 1809 fi 1810 echo "$meson" > build.ninja.stamp 1811else 1812 if test -f meson-private/cmd_line.txt; then 1813 # Adjust old command line options that were removed 1814 # sed -i is not portable 1815 perl -i -ne ' 1816 /^sphinx_build/ && next; 1817 print;' meson-private/cmd_line.txt 1818 fi 1819fi 1820 1821# Save the configure command line for later reuse. 1822cat <<EOD >config.status 1823#!/bin/sh 1824# Generated by configure. 1825# Run this file to recreate the current configuration. 1826# Compiler output produced by configure, useful for debugging 1827# configure, is in config.log if it exists. 1828EOD 1829 1830preserve_env() { 1831 envname=$1 1832 1833 eval envval=\$$envname 1834 1835 if test -n "$envval" 1836 then 1837 echo "$envname='$envval'" >> config.status 1838 echo "export $envname" >> config.status 1839 else 1840 echo "unset $envname" >> config.status 1841 fi 1842} 1843 1844# Preserve various env variables that influence what 1845# features/build target configure will detect 1846preserve_env AR 1847preserve_env AS 1848preserve_env CC 1849preserve_env CFLAGS 1850preserve_env CXX 1851preserve_env CXXFLAGS 1852preserve_env DLLTOOL 1853preserve_env LD 1854preserve_env LDFLAGS 1855preserve_env LD_LIBRARY_PATH 1856preserve_env NM 1857preserve_env OBJCFLAGS 1858preserve_env OBJCOPY 1859preserve_env PATH 1860preserve_env PKG_CONFIG 1861preserve_env PKG_CONFIG_LIBDIR 1862preserve_env PKG_CONFIG_PATH 1863preserve_env PYTHON 1864preserve_env QEMU_GA_MANUFACTURER 1865preserve_env QEMU_GA_DISTRO 1866preserve_env QEMU_GA_VERSION 1867preserve_env SDL2_CONFIG 1868preserve_env SMBD 1869preserve_env STRIP 1870preserve_env WIDL 1871preserve_env WINDRES 1872preserve_env WINDMC 1873 1874printf "exec" >>config.status 1875for i in "$0" "$@"; do 1876 test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status 1877done 1878echo ' "$@"' >>config.status 1879chmod +x config.status 1880 1881rm -r "$TMPDIR1" 1882