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 97error_exit() { 98 (echo 99 echo "ERROR: $1" 100 while test -n "$2"; do 101 echo " $2" 102 shift 103 done 104 echo) >&2 105 exit 1 106} 107 108do_compiler() { 109 # Run the compiler, capturing its output to the log. First argument 110 # is compiler binary to execute. 111 compiler="$1" 112 shift 113 if test -n "$BASH_VERSION"; then eval ' 114 echo >>config.log " 115funcs: ${FUNCNAME[*]} 116lines: ${BASH_LINENO[*]}" 117 '; fi 118 echo $compiler "$@" >> config.log 119 $compiler "$@" >> config.log 2>&1 || return $? 120} 121 122do_cc() { 123 do_compiler "$cc" $CPU_CFLAGS "$@" 124} 125 126compile_object() { 127 local_cflags="$1" 128 do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -c -o $TMPO $TMPC 129} 130 131compile_prog() { 132 local_cflags="$1" 133 local_ldflags="$2" 134 do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -o $TMPE $TMPC \ 135 $LDFLAGS $EXTRA_LDFLAGS $local_ldflags 136} 137 138# symbolically link $1 to $2. Portable version of "ln -sf". 139symlink() { 140 rm -rf "$2" 141 mkdir -p "$(dirname "$2")" 142 ln -s "$1" "$2" 143} 144 145# check whether a command is available to this shell (may be either an 146# executable or a builtin) 147has() { 148 type "$1" >/dev/null 2>&1 149} 150 151version_ge () { 152 local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ') 153 local_ver2=$(echo "$2" | tr . ' ') 154 while true; do 155 set x $local_ver1 156 local_first=${2-0} 157 # 'shift 2' if $2 is set, or 'shift' if $2 is not set 158 shift ${2:+2} 159 local_ver1=$* 160 set x $local_ver2 161 # the second argument finished, the first must be greater or equal 162 test $# = 1 && return 0 163 test $local_first -lt $2 && return 1 164 test $local_first -gt $2 && return 0 165 shift ${2:+2} 166 local_ver2=$* 167 done 168} 169 170if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]"; 171then 172 error_exit "main directory cannot contain spaces nor colons" 173fi 174 175# parse CC options first; some compiler tests are used to establish 176# some defaults, based on the host environment 177 178# default parameters 179container_engine="auto" 180cpu="" 181cross_compile="no" 182cross_prefix="" 183host_cc="cc" 184EXTRA_CFLAGS="" 185EXTRA_CXXFLAGS="" 186EXTRA_OBJCFLAGS="" 187EXTRA_LDFLAGS="" 188 189# Default value for a variable defining feature "foo". 190# * foo="no" feature will only be used if --enable-foo arg is given 191# * foo="" feature will be searched for, and if found, will be used 192# unless --disable-foo is given 193# * foo="yes" this value will only be set by --enable-foo flag. 194# feature will searched for, 195# if not found, configure exits with error 196# 197# Always add --enable-foo and --disable-foo command line args. 198# Distributions want to ensure that several features are compiled in, and it 199# is impossible without a --enable-foo that exits if a feature is not found. 200default_feature="" 201 202for opt do 203 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 204 case "$opt" in 205 --cross-prefix=*) cross_prefix="$optarg" 206 cross_compile="yes" 207 ;; 208 --cc=*) CC="$optarg" 209 ;; 210 --cxx=*) CXX="$optarg" 211 ;; 212 --objcc=*) objcc="$optarg" 213 ;; 214 --cpu=*) cpu="$optarg" 215 ;; 216 --extra-cflags=*) 217 EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg" 218 EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 219 EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 220 ;; 221 --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 222 ;; 223 --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 224 ;; 225 --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg" 226 ;; 227 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option" 228 ;; 229 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*} 230 eval "cross_cc_cflags_${cc_arch}=\$optarg" 231 ;; 232 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*} 233 eval "cross_cc_${cc_arch}=\$optarg" 234 ;; 235 --cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option" 236 ;; 237 --cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*} 238 eval "cross_prefix_${cc_arch}=\$optarg" 239 ;; 240 --without-default-features) default_feature="no" 241 ;; 242 esac 243done 244 245default_cflags='-O2 -g' 246git_submodules_action="update" 247docs="auto" 248EXESUF="" 249system="yes" 250linux_user="" 251bsd_user="" 252plugins="$default_feature" 253subdirs="" 254ninja="" 255python= 256download="enabled" 257skip_meson=no 258use_containers="yes" 259gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb") 260gdb_arches="" 261 262# Don't accept a target_list environment variable. 263unset target_list 264unset target_list_exclude 265 266# The following Meson options are handled manually (still they 267# are included in the automatically generated help message) 268# because they automatically enable/disable other options 269tcg="auto" 270cfi="false" 271 272# Meson has PIE as a boolean rather than enabled/disabled/auto, 273# and we also need to check for -static-pie before Meson runs 274# which requires knowing whether --static is enabled. 275pie="" 276static="no" 277 278# Preferred compiler: 279# ${CC} (if set) 280# ${cross_prefix}gcc (if cross-prefix specified) 281# system compiler 282if test -z "${CC}${cross_prefix}"; then 283 cc="cc" 284else 285 cc="${CC-${cross_prefix}gcc}" 286fi 287 288if test -z "${CXX}${cross_prefix}"; then 289 cxx="c++" 290else 291 cxx="${CXX-${cross_prefix}g++}" 292fi 293 294# Preferred ObjC compiler: 295# $objcc (if set, i.e. via --objcc option) 296# ${cross_prefix}clang (if cross-prefix specified) 297# clang (if available) 298# $cc 299if test -z "${objcc}${cross_prefix}"; then 300 if has clang; then 301 objcc=clang 302 else 303 objcc="$cc" 304 fi 305else 306 objcc="${objcc-${cross_prefix}clang}" 307fi 308 309ar="${AR-${cross_prefix}ar}" 310as="${AS-${cross_prefix}as}" 311ccas="${CCAS-$cc}" 312objcopy="${OBJCOPY-${cross_prefix}objcopy}" 313ld="${LD-${cross_prefix}ld}" 314ranlib="${RANLIB-${cross_prefix}ranlib}" 315nm="${NM-${cross_prefix}nm}" 316strip="${STRIP-${cross_prefix}strip}" 317widl="${WIDL-${cross_prefix}widl}" 318windres="${WINDRES-${cross_prefix}windres}" 319windmc="${WINDMC-${cross_prefix}windmc}" 320pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}" 321sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}" 322 323check_define() { 324cat > $TMPC <<EOF 325#if !defined($1) 326#error $1 not defined 327#endif 328int main(void) { return 0; } 329EOF 330 compile_object 331} 332 333write_c_skeleton() { 334 cat > $TMPC <<EOF 335int main(void) { return 0; } 336EOF 337} 338 339if check_define __linux__ ; then 340 targetos=linux 341elif check_define _WIN32 ; then 342 targetos=windows 343elif check_define __OpenBSD__ ; then 344 targetos=openbsd 345elif check_define __sun__ ; then 346 targetos=sunos 347elif check_define __HAIKU__ ; then 348 targetos=haiku 349elif check_define __FreeBSD__ ; then 350 targetos=freebsd 351elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then 352 targetos=gnu/kfreebsd 353elif check_define __DragonFly__ ; then 354 targetos=dragonfly 355elif check_define __NetBSD__; then 356 targetos=netbsd 357elif check_define __APPLE__; then 358 targetos=darwin 359else 360 # This is a fatal error, but don't report it yet, because we 361 # might be going to just print the --help text, or it might 362 # be the result of a missing compiler. 363 targetos=bogus 364fi 365 366if test ! -z "$cpu" ; then 367 # command line argument 368 : 369elif check_define __i386__ ; then 370 cpu="i386" 371elif check_define __x86_64__ ; then 372 if check_define __ILP32__ ; then 373 cpu="x32" 374 else 375 cpu="x86_64" 376 fi 377elif check_define __sparc__ ; then 378 if check_define __arch64__ ; then 379 cpu="sparc64" 380 else 381 cpu="sparc" 382 fi 383elif check_define _ARCH_PPC ; then 384 if check_define _ARCH_PPC64 ; then 385 if check_define _LITTLE_ENDIAN ; then 386 cpu="ppc64le" 387 else 388 cpu="ppc64" 389 fi 390 else 391 cpu="ppc" 392 fi 393elif check_define __mips__ ; then 394 cpu="mips" 395elif check_define __s390__ ; then 396 if check_define __s390x__ ; then 397 cpu="s390x" 398 else 399 cpu="s390" 400 fi 401elif check_define __riscv ; then 402 if check_define _LP64 ; then 403 cpu="riscv64" 404 else 405 cpu="riscv32" 406 fi 407elif check_define __arm__ ; then 408 cpu="arm" 409elif check_define __aarch64__ ; then 410 cpu="aarch64" 411elif check_define __loongarch64 ; then 412 cpu="loongarch64" 413else 414 # Using uname is really broken, but it is just a fallback for architectures 415 # that are going to use TCI anyway 416 cpu=$(uname -m) 417 echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'" 418fi 419 420# Normalise host CPU name to the values used by Meson cross files and in source 421# directories, and set multilib cflags. The canonicalization isn't really 422# necessary, because the architectures that we check for should not hit the 423# 'uname -m' case, but better safe than sorry in case --cpu= is used. 424# 425# Note that this case should only have supported host CPUs, not guests. 426# Please keep it sorted and synchronized with meson.build's host_arch. 427host_arch= 428linux_arch= 429case "$cpu" in 430 aarch64) 431 host_arch=aarch64 432 linux_arch=arm64 433 ;; 434 435 armv*b|armv*l|arm) 436 cpu=arm 437 host_arch=arm 438 linux_arch=arm 439 ;; 440 441 i386|i486|i586|i686) 442 cpu="i386" 443 host_arch=i386 444 linux_arch=x86 445 CPU_CFLAGS="-m32" 446 ;; 447 448 loongarch*) 449 cpu=loongarch64 450 host_arch=loongarch64 451 ;; 452 453 mips64*) 454 cpu=mips64 455 host_arch=mips 456 linux_arch=mips 457 ;; 458 mips*) 459 cpu=mips 460 host_arch=mips 461 linux_arch=mips 462 ;; 463 464 ppc) 465 host_arch=ppc 466 linux_arch=powerpc 467 CPU_CFLAGS="-m32" 468 ;; 469 ppc64) 470 host_arch=ppc64 471 linux_arch=powerpc 472 CPU_CFLAGS="-m64 -mbig-endian" 473 ;; 474 ppc64le) 475 cpu=ppc64 476 host_arch=ppc64 477 linux_arch=powerpc 478 CPU_CFLAGS="-m64 -mlittle-endian" 479 ;; 480 481 riscv32 | riscv64) 482 host_arch=riscv 483 linux_arch=riscv 484 ;; 485 486 s390) 487 linux_arch=s390 488 CPU_CFLAGS="-m31" 489 ;; 490 s390x) 491 host_arch=s390x 492 linux_arch=s390 493 CPU_CFLAGS="-m64" 494 ;; 495 496 sparc|sun4[cdmuv]) 497 cpu=sparc 498 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" 499 ;; 500 sparc64) 501 host_arch=sparc64 502 CPU_CFLAGS="-m64 -mcpu=ultrasparc" 503 ;; 504 505 x32) 506 cpu="x86_64" 507 host_arch=x86_64 508 linux_arch=x86 509 CPU_CFLAGS="-mx32" 510 ;; 511 x86_64|amd64) 512 cpu="x86_64" 513 host_arch=x86_64 514 linux_arch=x86 515 # ??? Only extremely old AMD cpus do not have cmpxchg16b. 516 # If we truly care, we should simply detect this case at 517 # runtime and generate the fallback to serial emulation. 518 CPU_CFLAGS="-m64 -mcx16" 519 ;; 520esac 521 522if test -n "$host_arch" && { 523 ! test -d "$source_path/linux-user/include/host/$host_arch" || 524 ! test -d "$source_path/common-user/host/$host_arch"; }; then 525 error_exit "linux-user/include/host/$host_arch does not exist." \ 526 "This is a bug in the configure script, please report it." 527fi 528if test -n "$linux_arch" && ! test -d "$source_path/linux-headers/asm-$linux_arch"; then 529 error_exit "linux-headers/asm-$linux_arch does not exist." \ 530 "This is a bug in the configure script, please report it." 531fi 532 533check_py_version() { 534 # We require python >= 3.8. 535 # NB: a True python conditional creates a non-zero return code (Failure) 536 "$1" -c 'import sys; sys.exit(sys.version_info < (3,8))' 537} 538 539first_python= 540if test -z "${PYTHON}"; then 541 # A bare 'python' is traditionally python 2.x, but some distros 542 # have it as python 3.x, so check in both places. 543 for binary in python3 python python3.12 python3.11 \ 544 python3.10 python3.9 python3.8; do 545 if has "$binary"; then 546 python=$(command -v "$binary") 547 if check_py_version "$python"; then 548 # This one is good. 549 first_python= 550 break 551 else 552 first_python=$python 553 fi 554 fi 555 done 556else 557 # Same as above, but only check the environment variable. 558 has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable" 559 python=$(command -v "$PYTHON") 560 if check_py_version "$python"; then 561 # This one is good. 562 first_python= 563 else 564 first_python=$first_python 565 fi 566fi 567 568# Check for ancillary tools used in testing 569genisoimage= 570for binary in genisoimage mkisofs 571do 572 if has $binary 573 then 574 genisoimage=$(command -v "$binary") 575 break 576 fi 577done 578 579if test "$targetos" = "windows" ; then 580 EXESUF=".exe" 581fi 582 583meson_option_build_array() { 584 printf '[' 585 (if test "$targetos" = windows; then 586 IFS=\; 587 else 588 IFS=: 589 fi 590 for e in $1; do 591 printf '"""' 592 # backslash escape any '\' and '"' characters 593 printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g' 594 printf '""",' 595 done) 596 printf ']\n' 597} 598 599. "$source_path/scripts/meson-buildoptions.sh" 600 601meson_options= 602meson_option_add() { 603 local arg 604 for arg; do 605 meson_options="$meson_options $(quote_sh "$arg")" 606 done 607} 608meson_option_parse() { 609 meson_options="$meson_options $(_meson_option_parse "$@")" 610 if test $? -eq 1; then 611 echo "ERROR: unknown option $1" 612 echo "Try '$0 --help' for more information" 613 exit 1 614 fi 615} 616 617meson_add_machine_file() { 618 if test "$cross_compile" = "yes"; then 619 meson_option_add --cross-file "$1" 620 else 621 meson_option_add --native-file "$1" 622 fi 623} 624 625for opt do 626 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 627 case "$opt" in 628 --help|-h) show_help=yes 629 ;; 630 --version|-V) exec cat "$source_path/VERSION" 631 ;; 632 --cross-prefix=*) 633 ;; 634 --cc=*) 635 ;; 636 --host-cc=*) host_cc="$optarg" 637 ;; 638 --cxx=*) 639 ;; 640 --objcc=*) 641 ;; 642 --make=*) 643 ;; 644 --install=*) 645 ;; 646 --python=*) python="$optarg" 647 ;; 648 --skip-meson) skip_meson=yes 649 ;; 650 --ninja=*) ninja="$optarg" 651 ;; 652 --extra-cflags=*) 653 ;; 654 --extra-cxxflags=*) 655 ;; 656 --extra-objcflags=*) 657 ;; 658 --extra-ldflags=*) 659 ;; 660 --cross-cc-*) 661 ;; 662 --cross-prefix-*) 663 ;; 664 --enable-docs) docs=enabled 665 ;; 666 --disable-docs) docs=disabled 667 ;; 668 --cpu=*) 669 ;; 670 --target-list=*) target_list="$optarg" 671 if test "$target_list_exclude"; then 672 error_exit "Can't mix --target-list with --target-list-exclude" 673 fi 674 ;; 675 --target-list-exclude=*) target_list_exclude="$optarg" 676 if test "$target_list"; then 677 error_exit "Can't mix --target-list-exclude with --target-list" 678 fi 679 ;; 680 --with-default-devices) meson_option_add -Ddefault_devices=true 681 ;; 682 --without-default-devices) meson_option_add -Ddefault_devices=false 683 ;; 684 --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option" 685 ;; 686 --with-devices-*) device_arch=${opt#--with-devices-}; 687 device_arch=${device_arch%%=*} 688 cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak 689 if test -f "$cf"; then 690 device_archs="$device_archs $device_arch" 691 eval "devices_${device_arch}=\$optarg" 692 else 693 error_exit "File $cf does not exist" 694 fi 695 ;; 696 --without-default-features) # processed above 697 ;; 698 --static) static="yes" 699 ;; 700 --host=*|--build=*|\ 701 --disable-dependency-tracking|\ 702 --sbindir=*|--sharedstatedir=*|\ 703 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 704 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 705 # These switches are silently ignored, for compatibility with 706 # autoconf-generated configure scripts. This allows QEMU's 707 # configure to be used by RPM and similar macros that set 708 # lots of directory switches by default. 709 ;; 710 --enable-debug) 711 # Enable debugging options that aren't excessively noisy 712 meson_option_parse --enable-debug-tcg "" 713 meson_option_parse --enable-debug-graph-lock "" 714 meson_option_parse --enable-debug-mutex "" 715 meson_option_add -Doptimization=0 716 default_cflags='-O0 -g' 717 ;; 718 --disable-tcg) tcg="disabled" 719 ;; 720 --enable-tcg) tcg="enabled" 721 ;; 722 --disable-system) system="no" 723 ;; 724 --enable-system) system="yes" 725 ;; 726 --disable-user) 727 linux_user="no" ; 728 bsd_user="no" ; 729 ;; 730 --enable-user) ;; 731 --disable-linux-user) linux_user="no" 732 ;; 733 --enable-linux-user) linux_user="yes" 734 ;; 735 --disable-bsd-user) bsd_user="no" 736 ;; 737 --enable-bsd-user) bsd_user="yes" 738 ;; 739 --enable-pie) pie="yes" 740 ;; 741 --disable-pie) pie="no" 742 ;; 743 --enable-cfi) cfi=true 744 ;; 745 --disable-cfi) cfi=false 746 ;; 747 --disable-download) download="disabled"; git_submodules_action=validate; 748 ;; 749 --enable-download) download="enabled"; git_submodules_action=update; 750 ;; 751 --enable-plugins) plugins="yes" 752 ;; 753 --disable-plugins) plugins="no" 754 ;; 755 --enable-containers) use_containers="yes" 756 ;; 757 --disable-containers) use_containers="no" 758 ;; 759 --container-engine=*) container_engine="$optarg" 760 ;; 761 --gdb=*) gdb_bin="$optarg" 762 ;; 763 # everything else has the same name in configure and meson 764 --*) meson_option_parse "$opt" "$optarg" 765 ;; 766 # Pass through -Dxxxx options to meson 767 -D*) meson_options="$meson_options $opt" 768 ;; 769 esac 770done 771 772if ! test -e "$source_path/.git" 773then 774 git_submodules_action="validate" 775fi 776 777if ! test -f "$source_path/subprojects/keycodemapdb/README" \ 778 && test "$download" = disabled 779then 780 echo 781 echo "ERROR: missing subprojects" 782 echo 783 if test -e "$source_path/.git"; then 784 echo "--disable-download specified but subprojects were not" 785 echo 'checked out. Please invoke "meson subprojects download"' 786 echo "before configuring QEMU, or remove --disable-download" 787 echo "from the command line." 788 else 789 echo "This is not a GIT checkout but subproject content appears to" 790 echo "be missing. Do not use 'git archive' or GitHub download links" 791 echo "to acquire QEMU source archives. Non-GIT builds are only" 792 echo "supported with source archives linked from:" 793 echo 794 echo " https://www.qemu.org/download/#source" 795 echo 796 echo "Developers working with GIT can use scripts/archive-source.sh" 797 echo "if they need to create valid source archives." 798 fi 799 echo 800 exit 1 801fi 802 803default_target_list="" 804mak_wilds="" 805 806if [ -n "$host_arch" ] && [ -d "$source_path/common-user/host/$host_arch" ]; then 807 if [ "$linux_user" != no ]; then 808 if [ "$targetos" = linux ]; then 809 linux_user=yes 810 elif [ "$linux_user" = yes ]; then 811 error_exit "linux-user not supported on this architecture" 812 fi 813 if [ "$linux_user" = "yes" ]; then 814 mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak" 815 fi 816 fi 817 if [ "$bsd_user" != no ]; then 818 if [ "$bsd_user" = "" ]; then 819 test $targetos = freebsd && bsd_user=yes 820 fi 821 if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then 822 error_exit "bsd-user not supported on this host OS" 823 fi 824 if [ "$bsd_user" = "yes" ]; then 825 mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak" 826 fi 827 fi 828else 829 if [ "$linux_user" = yes ] || [ "$bsd_user" = yes ]; then 830 error_exit "user mode emulation not supported on this architecture" 831 fi 832fi 833if [ "$system" = "yes" ]; then 834 mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak" 835fi 836 837for config in $mak_wilds; do 838 target="$(basename "$config" .mak)" 839 if echo "$target_list_exclude" | grep -vq "$target"; then 840 default_target_list="${default_target_list} $target" 841 fi 842done 843 844if test x"$show_help" = x"yes" ; then 845cat << EOF 846 847Usage: configure [options] 848Options: [defaults in brackets after descriptions] 849 850Standard options: 851 --help print this message 852 --target-list=LIST set target list (default: build all) 853$(echo Available targets: $default_target_list | \ 854 fold -s -w 53 | sed -e 's/^/ /') 855 --target-list-exclude=LIST exclude a set of targets from the default target-list 856 857Advanced options (experts only): 858 -Dmesonoptname=val passthrough option to meson unmodified 859 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix] 860 --cc=CC use C compiler CC [$cc] 861 --host-cc=CC when cross compiling, use C compiler CC for code run 862 at build time [$host_cc] 863 --cxx=CXX use C++ compiler CXX [$cxx] 864 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 865 --extra-cflags=CFLAGS append extra C compiler flags CFLAGS 866 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS 867 --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS 868 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 869 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 870 --cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests 871 --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases 872 --python=PYTHON use specified python [$python] 873 --ninja=NINJA use specified ninja [$ninja] 874 --static enable static build [$static] 875 --without-default-features default all --enable-* options to "disabled" 876 --without-default-devices do not include any device that is not needed to 877 start the emulator (only use if you are including 878 desired devices in configs/devices/) 879 --with-devices-ARCH=NAME override default configs/devices 880 --enable-debug enable common debug build options 881 --cpu=CPU Build for host CPU [$cpu] 882 --disable-containers don't use containers for cross-building 883 --container-engine=TYPE which container engine to use [$container_engine] 884 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 885EOF 886 meson_options_help 887cat << EOF 888 system all system emulation targets 889 user supported user emulation targets 890 linux-user all linux usermode emulation targets 891 bsd-user all BSD usermode emulation targets 892 pie Position Independent Executables 893 894NOTE: The object files are built at the place where configure is launched 895EOF 896exit 0 897fi 898 899# Remove old dependency files to make sure that they get properly regenerated 900rm -f ./*/config-devices.mak.d 901 902if test -z "$python" 903then 904 # If first_python is set, there was a binary somewhere even though 905 # it was not suitable. Use it for the error message. 906 if test -n "$first_python"; then 907 error_exit "Cannot use '$first_python', Python >= 3.8 is required." \ 908 "Use --python=/path/to/python to specify a supported Python." 909 else 910 error_exit "Python not found. Use --python=/path/to/python" 911 fi 912fi 913 914if ! check_py_version "$python"; then 915 error_exit "Cannot use '$python', Python >= 3.8 is required." \ 916 "Use --python=/path/to/python to specify a supported Python." \ 917 "Maybe try:" \ 918 " openSUSE Leap 15.3+: zypper install python39" \ 919 " CentOS 8: dnf install python38" 920fi 921 922# Resolve PATH 923python="$(command -v "$python")" 924 925# Create a Python virtual environment using our configured python. 926# The stdout of this script will be the location of a symlink that 927# points to the configured Python. 928# Entry point scripts for pip, meson, and sphinx are generated if those 929# packages are present. 930 931# Defaults assumed for now: 932# - venv is cleared if it exists already; 933# - venv is allowed to use system packages; 934# - all setup can be performed offline; 935# - missing packages may be fetched from PyPI, 936# unless --disable-download is passed. 937# - pip is not installed into the venv when possible, 938# but ensurepip is called as a fallback when necessary. 939 940echo "python determined to be '$python'" 941echo "python version: $($python --version)" 942 943python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)" 944if test "$?" -ne 0 ; then 945 error_exit "python venv creation failed" 946fi 947 948# Suppress writing compiled files 949python="$python -B" 950mkvenv="$python ${source_path}/python/scripts/mkvenv.py" 951 952# Finish preparing the virtual environment using vendored .whl files 953 954if $python -c 'import sys; sys.exit(sys.version_info >= (3,11))'; then 955 $mkvenv ensure --dir "${source_path}/python/wheels" \ 956 'tomli>=1.2.0' || exit 1 957fi 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_flags="" 971if test "$download" = "enabled" -a "$docs" = "enabled" ; then 972 mkvenv_flags="--online" 973fi 974 975if test "$docs" != "disabled" ; then 976 if ! $mkvenv ensuregroup \ 977 $mkvenv_flags \ 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 "$targetos" = "bogus"; then 1005 # Now that we know that we're not printing the help and that 1006 # the compiler works (so the results of the check_defines we used 1007 # to identify the OS are reliable), if we didn't recognize the 1008 # host OS we should stop now. 1009 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 1010fi 1011 1012# test for any invalid configuration combinations 1013if test "$targetos" = "windows"; then 1014 if test "$plugins" = "yes"; then 1015 error_exit "TCG plugins not currently supported 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 > $TMPC << EOF 1037 1038#ifdef __linux__ 1039# define THREAD __thread 1040#else 1041# define THREAD 1042#endif 1043static THREAD int tls_var; 1044int main(void) { return tls_var; } 1045EOF 1046 1047if test "$targetos" = windows || test "$targetos" = haiku; then 1048 if test "$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 "$gdb_bin"; then 1106 gdb_version=$($gdb_bin --version | head -n 1) 1107 if version_ge ${gdb_version##* } 9.1; then 1108 gdb_arches=$($python "$source_path/scripts/probe-gdb-support.py" $gdb_bin) 1109 else 1110 gdb_bin="" 1111 fi 1112fi 1113 1114########################################## 1115# big/little endian test 1116cat > $TMPC << EOF 1117#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 1118# error LITTLE 1119#endif 1120int main(void) { return 0; } 1121EOF 1122 1123if ! compile_prog ; then 1124 bigendian="no" 1125else 1126 cat > $TMPC << EOF 1127#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 1128# error BIG 1129#endif 1130int main(void) { return 0; } 1131EOF 1132 1133 if ! compile_prog ; then 1134 bigendian="yes" 1135 else 1136 echo big/little test failed 1137 exit 1 1138 fi 1139fi 1140 1141########################################## 1142# functions to probe cross compilers 1143 1144container="no" 1145runc="" 1146if test $use_containers = "yes" && (has "docker" || has "podman"); then 1147 case $($python "$source_path"/tests/docker/docker.py --engine "$container_engine" probe) in 1148 *docker) container=docker ;; 1149 podman) container=podman ;; 1150 no) container=no ;; 1151 esac 1152 if test "$container" != "no"; then 1153 docker_py="$python $source_path/tests/docker/docker.py --engine $container" 1154 runc=$container 1155 fi 1156fi 1157 1158# cross compilers defaults, can be overridden with --cross-cc-ARCH 1159: ${cross_prefix_aarch64="aarch64-linux-gnu-"} 1160: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"} 1161: ${cross_prefix_alpha="alpha-linux-gnu-"} 1162: ${cross_prefix_arm="arm-linux-gnueabihf-"} 1163: ${cross_prefix_armeb="$cross_prefix_arm"} 1164: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"} 1165: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"} 1166: ${cross_prefix_hppa="hppa-linux-gnu-"} 1167: ${cross_prefix_i386="i686-linux-gnu-"} 1168: ${cross_prefix_m68k="m68k-linux-gnu-"} 1169: ${cross_prefix_microblaze="microblaze-linux-musl-"} 1170: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"} 1171: ${cross_prefix_mips64="mips64-linux-gnuabi64-"} 1172: ${cross_prefix_mipsel="mipsel-linux-gnu-"} 1173: ${cross_prefix_mips="mips-linux-gnu-"} 1174: ${cross_prefix_nios2="nios2-linux-gnu-"} 1175: ${cross_prefix_ppc="powerpc-linux-gnu-"} 1176: ${cross_prefix_ppc64="powerpc64-linux-gnu-"} 1177: ${cross_prefix_ppc64le="$cross_prefix_ppc64"} 1178: ${cross_prefix_riscv64="riscv64-linux-gnu-"} 1179: ${cross_prefix_s390x="s390x-linux-gnu-"} 1180: ${cross_prefix_sh4="sh4-linux-gnu-"} 1181: ${cross_prefix_sparc64="sparc64-linux-gnu-"} 1182: ${cross_prefix_sparc="$cross_prefix_sparc64"} 1183: ${cross_prefix_tricore="tricore-"} 1184: ${cross_prefix_x86_64="x86_64-linux-gnu-"} 1185 1186: ${cross_cc_aarch64_be="$cross_cc_aarch64"} 1187: ${cross_cc_cflags_aarch64_be="-mbig-endian"} 1188: ${cross_cc_armeb="$cross_cc_arm"} 1189: ${cross_cc_cflags_armeb="-mbig-endian"} 1190: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"} 1191: ${cross_cc_cflags_hexagon="-mv73 -O2 -static"} 1192: ${cross_cc_cflags_i386="-m32"} 1193: ${cross_cc_cflags_ppc="-m32 -mbig-endian"} 1194: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"} 1195: ${cross_cc_ppc64le="$cross_cc_ppc64"} 1196: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"} 1197: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"} 1198: ${cross_cc_sparc="$cross_cc_sparc64"} 1199: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"} 1200: ${cross_cc_cflags_x86_64="-m64"} 1201 1202compute_target_variable() { 1203 eval "$2=" 1204 if eval test -n "\"\${cross_prefix_$1}\""; then 1205 if eval has "\"\${cross_prefix_$1}\$3\""; then 1206 eval "$2=\"\${cross_prefix_$1}\$3\"" 1207 fi 1208 fi 1209} 1210 1211have_target() { 1212 for i; do 1213 case " $target_list " in 1214 *" $i "*) return 0;; 1215 *) ;; 1216 esac 1217 done 1218 return 1 1219} 1220 1221# probe_target_compiler TARGET 1222# 1223# Look for a compiler for the given target, either native or cross. 1224# Set variables target_* if a compiler is found, and container_cross_* 1225# if a Docker-based cross-compiler image is known for the target. 1226# Set got_cross_cc to yes/no depending on whether a non-container-based 1227# compiler was found. 1228# 1229# If TARGET is a user-mode emulation target, also set build_static to 1230# "y" if static linking is possible. 1231# 1232probe_target_compiler() { 1233 # reset all output variables 1234 got_cross_cc=no 1235 container_image= 1236 container_hosts= 1237 container_cross_cc= 1238 container_cross_ar= 1239 container_cross_as= 1240 container_cross_ld= 1241 container_cross_nm= 1242 container_cross_objcopy= 1243 container_cross_ranlib= 1244 container_cross_strip= 1245 1246 target_arch=${1%%-*} 1247 case $target_arch in 1248 aarch64) container_hosts="x86_64 aarch64" ;; 1249 alpha) container_hosts=x86_64 ;; 1250 arm) container_hosts="x86_64 aarch64" ;; 1251 cris) container_hosts=x86_64 ;; 1252 hexagon) container_hosts=x86_64 ;; 1253 hppa) container_hosts=x86_64 ;; 1254 i386) container_hosts=x86_64 ;; 1255 loongarch64) container_hosts=x86_64 ;; 1256 m68k) container_hosts=x86_64 ;; 1257 microblaze) container_hosts=x86_64 ;; 1258 mips64el) container_hosts=x86_64 ;; 1259 mips64) container_hosts=x86_64 ;; 1260 mipsel) container_hosts=x86_64 ;; 1261 mips) container_hosts=x86_64 ;; 1262 nios2) container_hosts=x86_64 ;; 1263 ppc) container_hosts=x86_64 ;; 1264 ppc64|ppc64le) container_hosts=x86_64 ;; 1265 riscv64) container_hosts=x86_64 ;; 1266 s390x) container_hosts=x86_64 ;; 1267 sh4) container_hosts=x86_64 ;; 1268 sparc64) container_hosts=x86_64 ;; 1269 tricore) container_hosts=x86_64 ;; 1270 x86_64) container_hosts="aarch64 ppc64le x86_64" ;; 1271 xtensa*) container_hosts=x86_64 ;; 1272 esac 1273 1274 for host in $container_hosts; do 1275 test "$container" != no || continue 1276 test "$host" = "$cpu" || continue 1277 case $target_arch in 1278 aarch64) 1279 # We don't have any bigendian build tools so we only use this for AArch64 1280 container_image=debian-arm64-cross 1281 container_cross_prefix=aarch64-linux-gnu- 1282 container_cross_cc=${container_cross_prefix}gcc 1283 ;; 1284 arm) 1285 # We don't have any bigendian build tools so we only use this for ARM 1286 container_image=debian-armhf-cross 1287 container_cross_prefix=arm-linux-gnueabihf- 1288 ;; 1289 cris) 1290 container_image=fedora-cris-cross 1291 container_cross_prefix=cris-linux-gnu- 1292 ;; 1293 hexagon) 1294 container_image=debian-hexagon-cross 1295 container_cross_prefix=hexagon-unknown-linux-musl- 1296 container_cross_cc=${container_cross_prefix}clang 1297 ;; 1298 i386) 1299 container_image=fedora-i386-cross 1300 container_cross_prefix= 1301 ;; 1302 loongarch64) 1303 container_image=debian-loongarch-cross 1304 container_cross_prefix=loongarch64-unknown-linux-gnu- 1305 ;; 1306 microblaze) 1307 container_image=debian-microblaze-cross 1308 container_cross_prefix=microblaze-linux-musl- 1309 ;; 1310 mips64el) 1311 container_image=debian-mips64el-cross 1312 container_cross_prefix=mips64el-linux-gnuabi64- 1313 ;; 1314 mips64) 1315 container_image=debian-mips64-cross 1316 container_cross_prefix=mips64-linux-gnuabi64- 1317 ;; 1318 nios2) 1319 container_image=debian-nios2-cross 1320 container_cross_prefix=nios2-linux-gnu- 1321 ;; 1322 ppc) 1323 container_image=debian-powerpc-test-cross 1324 container_cross_prefix=powerpc-linux-gnu- 1325 container_cross_cc=${container_cross_prefix}gcc 1326 ;; 1327 ppc64|ppc64le) 1328 container_image=debian-powerpc-test-cross 1329 container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu- 1330 container_cross_cc=${container_cross_prefix}gcc-10 1331 ;; 1332 tricore) 1333 container_image=debian-tricore-cross 1334 container_cross_prefix=tricore- 1335 ;; 1336 x86_64) 1337 container_image=debian-amd64-cross 1338 container_cross_prefix=x86_64-linux-gnu- 1339 ;; 1340 xtensa*) 1341 container_image=debian-xtensa-cross 1342 1343 # default to the dc232b cpu 1344 container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf- 1345 ;; 1346 *) 1347 # Debian and GNU architecture names usually match 1348 container_image=debian-$target_arch-cross 1349 container_cross_prefix=$target_arch-linux-gnu- 1350 ;; 1351 esac 1352 : ${container_cross_cc:=${container_cross_prefix}gcc} 1353 : ${container_cross_ar:=${container_cross_prefix}ar} 1354 : ${container_cross_as:=${container_cross_prefix}as} 1355 : ${container_cross_ld:=${container_cross_prefix}ld} 1356 : ${container_cross_nm:=${container_cross_prefix}nm} 1357 : ${container_cross_objcopy:=${container_cross_prefix}objcopy} 1358 : ${container_cross_ranlib:=${container_cross_prefix}ranlib} 1359 : ${container_cross_strip:=${container_cross_prefix}strip} 1360 done 1361 1362 try=cross 1363 case "$target_arch:$cpu" in 1364 aarch64_be:aarch64 | \ 1365 armeb:arm | \ 1366 i386:x86_64 | \ 1367 mips*:mips64 | \ 1368 ppc*:ppc64 | \ 1369 sparc:sparc64 | \ 1370 "$cpu:$cpu") 1371 try='native cross' ;; 1372 esac 1373 eval "target_cflags=\${cross_cc_cflags_$target_arch}" 1374 for thistry in $try; do 1375 case $thistry in 1376 native) 1377 target_cc=$cc 1378 target_ccas=$ccas 1379 target_ar=$ar 1380 target_as=$as 1381 target_ld=$ld 1382 target_nm=$nm 1383 target_objcopy=$objcopy 1384 target_ranlib=$ranlib 1385 target_strip=$strip 1386 ;; 1387 cross) 1388 target_cc= 1389 if eval test -n "\"\${cross_cc_$target_arch}\""; then 1390 if eval has "\"\${cross_cc_$target_arch}\""; then 1391 eval "target_cc=\"\${cross_cc_$target_arch}\"" 1392 fi 1393 else 1394 compute_target_variable $target_arch target_cc gcc 1395 fi 1396 target_ccas=$target_cc 1397 compute_target_variable $target_arch target_ar ar 1398 compute_target_variable $target_arch target_as as 1399 compute_target_variable $target_arch target_ld ld 1400 compute_target_variable $target_arch target_nm nm 1401 compute_target_variable $target_arch target_objcopy objcopy 1402 compute_target_variable $target_arch target_ranlib ranlib 1403 compute_target_variable $target_arch target_strip strip 1404 ;; 1405 esac 1406 1407 if test -n "$target_cc"; then 1408 case $target_arch in 1409 i386|x86_64) 1410 if $target_cc --version | grep -qi "clang"; then 1411 continue 1412 fi 1413 ;; 1414 esac 1415 elif test -n "$target_as" && test -n "$target_ld"; then 1416 # Special handling for assembler only targets 1417 case $target in 1418 tricore-softmmu) 1419 build_static= 1420 got_cross_cc=yes 1421 break 1422 ;; 1423 *) 1424 continue 1425 ;; 1426 esac 1427 else 1428 continue 1429 fi 1430 1431 write_c_skeleton 1432 case $1 in 1433 *-softmmu) 1434 if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC && 1435 do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then 1436 got_cross_cc=yes 1437 break 1438 fi 1439 ;; 1440 *) 1441 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then 1442 build_static=y 1443 got_cross_cc=yes 1444 break 1445 fi 1446 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then 1447 build_static= 1448 got_cross_cc=yes 1449 break 1450 fi 1451 ;; 1452 esac 1453 done 1454 if test $got_cross_cc != yes; then 1455 build_static= 1456 target_cc= 1457 target_ccas= 1458 target_ar= 1459 target_as= 1460 target_ld= 1461 target_nm= 1462 target_objcopy= 1463 target_ranlib= 1464 target_strip= 1465 fi 1466 test -n "$target_cc" 1467} 1468 1469write_target_makefile() { 1470 echo "EXTRA_CFLAGS=$target_cflags" 1471 if test -z "$target_cc" && test -z "$target_as"; then 1472 test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?" 1473 echo "$1: docker-image-$container_image" >> Makefile.prereqs 1474 if test -n "$container_cross_cc"; then 1475 echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1476 echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1477 fi 1478 echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --" 1479 echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --" 1480 echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --" 1481 echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --" 1482 echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --" 1483 echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --" 1484 echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --" 1485 else 1486 if test -n "$target_cc"; then 1487 echo "CC=$target_cc" 1488 echo "CCAS=$target_ccas" 1489 fi 1490 if test -n "$target_ar"; then 1491 echo "AR=$target_ar" 1492 fi 1493 if test -n "$target_as"; then 1494 echo "AS=$target_as" 1495 fi 1496 if test -n "$target_ld"; then 1497 echo "LD=$target_ld" 1498 fi 1499 if test -n "$target_nm"; then 1500 echo "NM=$target_nm" 1501 fi 1502 if test -n "$target_objcopy"; then 1503 echo "OBJCOPY=$target_objcopy" 1504 fi 1505 if test -n "$target_ranlib"; then 1506 echo "RANLIB=$target_ranlib" 1507 fi 1508 if test -n "$target_strip"; then 1509 echo "STRIP=$target_strip" 1510 fi 1511 fi 1512} 1513 1514####################################### 1515# cross-compiled firmware targets 1516 1517# Set up build tree symlinks that point back into the source tree 1518# (these can be both files and directories). 1519# Caution: avoid adding files or directories here using wildcards. This 1520# will result in problems later if a new file matching the wildcard is 1521# added to the source tree -- nothing will cause configure to be rerun 1522# so the build tree will be missing the link back to the new file, and 1523# tests might fail. Prefer to keep the relevant files in their own 1524# directory and symlink the directory instead. 1525LINKS="Makefile" 1526LINKS="$LINKS docs/config" 1527LINKS="$LINKS pc-bios/optionrom/Makefile" 1528LINKS="$LINKS pc-bios/s390-ccw/Makefile" 1529LINKS="$LINKS pc-bios/vof/Makefile" 1530LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 1531LINKS="$LINKS tests/avocado tests/data" 1532LINKS="$LINKS tests/qemu-iotests/check" 1533LINKS="$LINKS python" 1534LINKS="$LINKS contrib/plugins/Makefile " 1535for f in $LINKS ; do 1536 if [ -e "$source_path/$f" ]; then 1537 symlink "$source_path/$f" "$f" 1538 fi 1539done 1540 1541echo "# Automatically generated by configure - do not modify" > Makefile.prereqs 1542 1543# Mac OS X ships with a broken assembler 1544if have_target i386-softmmu x86_64-softmmu && \ 1545 test "$targetos" != "darwin" && test "$targetos" != "sunos" && \ 1546 test "$targetos" != "haiku" && \ 1547 probe_target_compiler i386-softmmu; then 1548 subdirs="$subdirs pc-bios/optionrom" 1549 config_mak=pc-bios/optionrom/config.mak 1550 echo "# Automatically generated by configure - do not modify" > $config_mak 1551 echo "TOPSRC_DIR=$source_path" >> $config_mak 1552 write_target_makefile >> $config_mak 1553fi 1554 1555if have_target ppc-softmmu ppc64-softmmu && \ 1556 probe_target_compiler ppc-softmmu; then 1557 subdirs="$subdirs pc-bios/vof" 1558 config_mak=pc-bios/vof/config.mak 1559 echo "# Automatically generated by configure - do not modify" > $config_mak 1560 echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak 1561 write_target_makefile >> $config_mak 1562fi 1563 1564# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10 1565# (which is the lowest architecture level that Clang supports) 1566if have_target s390x-softmmu && probe_target_compiler s390x-softmmu && \ 1567 GIT=git "$source_path/scripts/git-submodule.sh" "$git_submodules_action" roms/SLOF >> config.log 2>&1; then 1568 write_c_skeleton 1569 do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC 1570 has_z900=$? 1571 if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then 1572 if [ $has_z900 != 0 ]; then 1573 echo "WARNING: Your compiler does not support the z900!" 1574 echo " The s390-ccw bios will only work with guest CPUs >= z10." 1575 fi 1576 subdirs="$subdirs pc-bios/s390-ccw" 1577 config_mak=pc-bios/s390-ccw/config-host.mak 1578 echo "# Automatically generated by configure - do not modify" > $config_mak 1579 echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak 1580 echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_mak 1581 write_target_makefile >> $config_mak 1582 fi 1583fi 1584 1585####################################### 1586# generate config-host.mak 1587 1588config_host_mak="config-host.mak" 1589 1590echo "# Automatically generated by configure - do not modify" > $config_host_mak 1591echo >> $config_host_mak 1592 1593echo all: >> $config_host_mak 1594 1595echo "SRC_PATH=$source_path" >> $config_host_mak 1596echo "TARGET_DIRS=$target_list" >> $config_host_mak 1597echo "GDB=$gdb_bin" >> $config_host_mak 1598if test "$container" != no; then 1599 echo "RUNC=$runc" >> $config_host_mak 1600fi 1601echo "SUBDIRS=$subdirs" >> $config_host_mak 1602echo "PYTHON=$python" >> $config_host_mak 1603echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 1604echo "MESON=$meson" >> $config_host_mak 1605echo "NINJA=$ninja" >> $config_host_mak 1606echo "EXESUF=$EXESUF" >> $config_host_mak 1607 1608# use included Linux headers for KVM architectures 1609if test "$targetos" = "linux" && test -n "$linux_arch"; then 1610 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 1611fi 1612 1613for target in $target_list; do 1614 target_dir="$target" 1615 target_name=$(echo $target | cut -d '-' -f 1)$EXESUF 1616 case $target in 1617 *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;; 1618 *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;; 1619 esac 1620done 1621 1622if test "$default_targets" = "yes"; then 1623 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 1624fi 1625 1626# contrib/plugins configuration 1627echo "# Automatically generated by configure - do not modify" > contrib/plugins/$config_host_mak 1628echo "SRC_PATH=$source_path/contrib/plugins" >> contrib/plugins/$config_host_mak 1629echo "PKG_CONFIG=${pkg_config}" >> contrib/plugins/$config_host_mak 1630echo "CC=$cc $CPU_CFLAGS" >> contrib/plugins/$config_host_mak 1631echo "CFLAGS=${CFLAGS-$default_cflags} $EXTRA_CFLAGS" >> contrib/plugins/$config_host_mak 1632if test "$targetos" = darwin; then 1633 echo "CONFIG_DARWIN=y" >> contrib/plugins/$config_host_mak 1634fi 1635 1636# tests/tcg configuration 1637(config_host_mak=tests/tcg/config-host.mak 1638mkdir -p tests/tcg 1639echo "# Automatically generated by configure - do not modify" > $config_host_mak 1640echo "SRC_PATH=$source_path" >> $config_host_mak 1641 1642tcg_tests_targets= 1643for target in $target_list; do 1644 arch=${target%%-*} 1645 1646 case $target in 1647 xtensa*-linux-user) 1648 # the toolchain is not complete with headers, only build system tests 1649 continue 1650 ;; 1651 *-softmmu) 1652 test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue 1653 qemu="qemu-system-$arch" 1654 ;; 1655 *-linux-user|*-bsd-user) 1656 qemu="qemu-$arch" 1657 ;; 1658 esac 1659 1660 if probe_target_compiler $target || test -n "$container_image"; then 1661 test -n "$container_image" && build_static=y 1662 mkdir -p "tests/tcg/$target" 1663 config_target_mak=tests/tcg/$target/config-target.mak 1664 ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile" 1665 echo "# Automatically generated by configure - do not modify" > "$config_target_mak" 1666 echo "TARGET_NAME=$arch" >> "$config_target_mak" 1667 echo "TARGET=$target" >> "$config_target_mak" 1668 write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak" 1669 echo "BUILD_STATIC=$build_static" >> "$config_target_mak" 1670 echo "QEMU=$PWD/$qemu" >> "$config_target_mak" 1671 1672 # will GDB work with these binaries? 1673 if test "${gdb_arches#*$arch}" != "$gdb_arches"; then 1674 echo "GDB=$gdb_bin" >> $config_target_mak 1675 fi 1676 1677 echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs 1678 tcg_tests_targets="$tcg_tests_targets $target" 1679 fi 1680done 1681 1682if test "$tcg" = "enabled"; then 1683 echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> config-host.mak 1684fi 1685) 1686 1687if test "$skip_meson" = no; then 1688 cross="config-meson.cross.new" 1689 meson_quote() { 1690 test $# = 0 && return 1691 echo "'$(echo $* | sed "s/ /','/g")'" 1692 } 1693 1694 echo "# Automatically generated by configure - do not modify" > $cross 1695 echo "[properties]" >> $cross 1696 1697 # unroll any custom device configs 1698 for a in $device_archs; do 1699 eval "c=\$devices_${a}" 1700 echo "${a}-softmmu = '$c'" >> $cross 1701 done 1702 1703 echo "[built-in options]" >> $cross 1704 echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross 1705 echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross 1706 test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross 1707 echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross 1708 echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross 1709 1710 # Only enable by default for git builds and on select OSes 1711 echo "# environment defaults, can still be overridden on " >> $cross 1712 echo "# the command line" >> $cross 1713 if test -e "$source_path/.git" && \ 1714 { test "$targetos" = linux || test "$targetos" = "windows"; }; then 1715 echo 'werror = true' >> $cross 1716 fi 1717 echo "[project options]" >> $cross 1718 if test "$SMBD" != ''; then 1719 echo "smbd = $(meson_quote "$SMBD")" >> $cross 1720 fi 1721 if test "${QEMU_GA_MANUFACTURER}" != ''; then 1722 echo "qemu_ga_manufacturer = $(meson_quote "${QEMU_GA_MANUFACTURER}")" >> $cross 1723 fi 1724 if test "${QEMU_GA_DISTRO}" != ''; then 1725 echo "qemu_ga_distro = $(meson_quote "${QEMU_GA_DISTRO}")" >> $cross 1726 fi 1727 if test "${QEMU_GA_VERSION}" != ''; then 1728 echo "qemu_ga_version = $(meson_quote "${QEMU_GA_VERSION}")" >> $cross 1729 fi 1730 1731 echo >> $cross 1732 echo "[binaries]" >> $cross 1733 echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross 1734 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross 1735 test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross 1736 echo "ar = [$(meson_quote $ar)]" >> $cross 1737 echo "nm = [$(meson_quote $nm)]" >> $cross 1738 echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross 1739 echo "pkg-config = [$(meson_quote $pkg_config)]" >> $cross 1740 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 1741 if has $sdl2_config; then 1742 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 1743 fi 1744 echo "strip = [$(meson_quote $strip)]" >> $cross 1745 echo "widl = [$(meson_quote $widl)]" >> $cross 1746 echo "windres = [$(meson_quote $windres)]" >> $cross 1747 echo "windmc = [$(meson_quote $windmc)]" >> $cross 1748 if test "$cross_compile" = "yes"; then 1749 echo "[host_machine]" >> $cross 1750 echo "system = '$targetos'" >> $cross 1751 case "$cpu" in 1752 i386) 1753 echo "cpu_family = 'x86'" >> $cross 1754 ;; 1755 *) 1756 echo "cpu_family = '$cpu'" >> $cross 1757 ;; 1758 esac 1759 echo "cpu = '$cpu'" >> $cross 1760 if test "$bigendian" = "yes" ; then 1761 echo "endian = 'big'" >> $cross 1762 else 1763 echo "endian = 'little'" >> $cross 1764 fi 1765 1766 native="config-meson.native.new" 1767 echo "# Automatically generated by configure - do not modify" > $native 1768 echo "[binaries]" >> $native 1769 echo "c = [$(meson_quote $host_cc)]" >> $native 1770 mv $native config-meson.native 1771 meson_option_add --native-file 1772 meson_option_add config-meson.native 1773 fi 1774 mv $cross config-meson.cross 1775 meson_add_machine_file config-meson.cross 1776 if test -f "$source_path/configs/meson/$targetos.txt"; then 1777 meson_add_machine_file $source_path/configs/meson/$targetos.txt 1778 fi 1779 1780 rm -rf meson-private meson-info meson-logs 1781 1782 test "$download" = "disabled" && meson_option_add "--wrap-mode=nodownload" 1783 test "$default_feature" = no && meson_option_add -Dauto_features=disabled 1784 test "$static" = yes && meson_option_add -Dprefer_static=true 1785 test "$pie" = no && meson_option_add -Db_pie=false 1786 1787 # QEMU options 1788 test "$cfi" != false && meson_option_add "-Dcfi=$cfi" "-Db_lto=$cfi" 1789 test "$docs" != auto && meson_option_add "-Ddocs=$docs" 1790 test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE" 1791 test "$plugins" = yes && meson_option_add "-Dplugins=true" 1792 test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg" 1793 run_meson() { 1794 NINJA=$ninja $meson setup "$@" "$PWD" "$source_path" 1795 } 1796 eval run_meson $meson_options 1797 if test "$?" -ne 0 ; then 1798 error_exit "meson setup failed" 1799 fi 1800 echo "$meson" > build.ninja.stamp 1801else 1802 if test -f meson-private/cmd_line.txt; then 1803 # Adjust old command line options that were removed 1804 # sed -i is not portable 1805 perl -i -ne ' 1806 /^sphinx_build/ && next; 1807 print;' meson-private/cmd_line.txt 1808 fi 1809fi 1810 1811# Save the configure command line for later reuse. 1812cat <<EOD >config.status 1813#!/bin/sh 1814# Generated by configure. 1815# Run this file to recreate the current configuration. 1816# Compiler output produced by configure, useful for debugging 1817# configure, is in config.log if it exists. 1818EOD 1819 1820preserve_env() { 1821 envname=$1 1822 1823 eval envval=\$$envname 1824 1825 if test -n "$envval" 1826 then 1827 echo "$envname='$envval'" >> config.status 1828 echo "export $envname" >> config.status 1829 else 1830 echo "unset $envname" >> config.status 1831 fi 1832} 1833 1834# Preserve various env variables that influence what 1835# features/build target configure will detect 1836preserve_env AR 1837preserve_env AS 1838preserve_env CC 1839preserve_env CFLAGS 1840preserve_env CXX 1841preserve_env CXXFLAGS 1842preserve_env LD 1843preserve_env LDFLAGS 1844preserve_env LD_LIBRARY_PATH 1845preserve_env NM 1846preserve_env OBJCFLAGS 1847preserve_env OBJCOPY 1848preserve_env PATH 1849preserve_env PKG_CONFIG 1850preserve_env PKG_CONFIG_LIBDIR 1851preserve_env PKG_CONFIG_PATH 1852preserve_env PYTHON 1853preserve_env QEMU_GA_MANUFACTURER 1854preserve_env QEMU_GA_DISTRO 1855preserve_env QEMU_GA_VERSION 1856preserve_env SDL2_CONFIG 1857preserve_env SMBD 1858preserve_env STRIP 1859preserve_env WIDL 1860preserve_env WINDRES 1861preserve_env WINDMC 1862 1863printf "exec" >>config.status 1864for i in "$0" "$@"; do 1865 test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status 1866done 1867echo ' "$@"' >>config.status 1868chmod +x config.status 1869 1870rm -r "$TMPDIR1" 1871