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 518 519# Now we have our CPU_CFLAGS we can check if we are targeting a 32 or 520# 64 bit host. 521 522check_64bit_host() { 523cat > $TMPC <<EOF 524#if __SIZEOF_POINTER__ != 8 525#error not 64 bit system 526#endif 527int main(void) { return 0; } 528EOF 529 compile_object "$1" 530} 531 532if check_64bit_host "$CPU_CFLAGS"; then 533 host_bits=64 534else 535 host_bits=32 536fi 537 538if test -n "$host_arch" && { 539 ! test -d "$source_path/linux-user/include/host/$host_arch" || 540 ! test -d "$source_path/common-user/host/$host_arch"; }; then 541 error_exit "linux-user/include/host/$host_arch does not exist." \ 542 "This is a bug in the configure script, please report it." 543fi 544if test -n "$linux_arch" && ! test -d "$source_path/linux-headers/asm-$linux_arch"; then 545 error_exit "linux-headers/asm-$linux_arch does not exist." \ 546 "This is a bug in the configure script, please report it." 547fi 548 549check_py_version() { 550 # We require python >= 3.8. 551 # NB: a True python conditional creates a non-zero return code (Failure) 552 "$1" -c 'import sys; sys.exit(sys.version_info < (3,8))' 553} 554 555first_python= 556if test -z "${PYTHON}"; then 557 # A bare 'python' is traditionally python 2.x, but some distros 558 # have it as python 3.x, so check in both places. 559 for binary in python3 python python3.12 python3.11 \ 560 python3.10 python3.9 python3.8; do 561 if has "$binary"; then 562 python=$(command -v "$binary") 563 if check_py_version "$python"; then 564 # This one is good. 565 first_python= 566 break 567 else 568 first_python=$python 569 fi 570 fi 571 done 572else 573 # Same as above, but only check the environment variable. 574 has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable" 575 python=$(command -v "$PYTHON") 576 if check_py_version "$python"; then 577 # This one is good. 578 first_python= 579 else 580 first_python=$first_python 581 fi 582fi 583 584# Check for ancillary tools used in testing 585genisoimage= 586for binary in genisoimage mkisofs 587do 588 if has $binary 589 then 590 genisoimage=$(command -v "$binary") 591 break 592 fi 593done 594 595if test "$host_os" = "windows" ; then 596 EXESUF=".exe" 597fi 598 599meson_option_build_array() { 600 printf '[' 601 (if test "$host_os" = windows; then 602 IFS=\; 603 else 604 IFS=: 605 fi 606 for e in $1; do 607 printf '"""' 608 # backslash escape any '\' and '"' characters 609 printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g' 610 printf '""",' 611 done) 612 printf ']\n' 613} 614 615. "$source_path/scripts/meson-buildoptions.sh" 616 617meson_options= 618meson_option_add() { 619 local arg 620 for arg; do 621 meson_options="$meson_options $(quote_sh "$arg")" 622 done 623} 624meson_option_parse() { 625 meson_options="$meson_options $(_meson_option_parse "$@")" 626 if test $? -eq 1; then 627 echo "ERROR: unknown option $1" 628 echo "Try '$0 --help' for more information" 629 exit 1 630 fi 631} 632has_meson_option() { 633 test "${meson_options#*"$1"}" != "$meson_options" 634} 635 636meson_add_machine_file() { 637 if test "$cross_compile" = "yes"; then 638 meson_option_add --cross-file "$1" 639 else 640 meson_option_add --native-file "$1" 641 fi 642} 643 644for opt do 645 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 646 case "$opt" in 647 --help|-h) show_help=yes 648 ;; 649 --version|-V) exec cat "$source_path/VERSION" 650 ;; 651 --cross-prefix=*) 652 ;; 653 --cc=*) 654 ;; 655 --host-cc=*) host_cc="$optarg" 656 ;; 657 --cxx=*) 658 ;; 659 --objcc=*) 660 ;; 661 --make=*) 662 ;; 663 --install=*) 664 ;; 665 --python=*) python="$optarg" 666 ;; 667 --skip-meson) skip_meson=yes 668 ;; 669 --ninja=*) ninja="$optarg" 670 ;; 671 --extra-cflags=*) 672 ;; 673 --extra-cxxflags=*) 674 ;; 675 --extra-objcflags=*) 676 ;; 677 --extra-ldflags=*) 678 ;; 679 --cross-cc-*) 680 ;; 681 --cross-prefix-*) 682 ;; 683 --enable-docs) docs=enabled 684 ;; 685 --disable-docs) docs=disabled 686 ;; 687 --cpu=*) 688 ;; 689 --target-list=*) target_list="$optarg" 690 if test "$target_list_exclude"; then 691 error_exit "Can't mix --target-list with --target-list-exclude" 692 fi 693 ;; 694 --target-list-exclude=*) target_list_exclude="$optarg" 695 if test "$target_list"; then 696 error_exit "Can't mix --target-list-exclude with --target-list" 697 fi 698 ;; 699 --with-default-devices) meson_option_add -Ddefault_devices=true 700 ;; 701 --without-default-devices) meson_option_add -Ddefault_devices=false 702 ;; 703 --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option" 704 ;; 705 --with-devices-*) device_arch=${opt#--with-devices-}; 706 device_arch=${device_arch%%=*} 707 cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak 708 if test -f "$cf"; then 709 device_archs="$device_archs $device_arch" 710 eval "devices_${device_arch}=\$optarg" 711 else 712 error_exit "File $cf does not exist" 713 fi 714 ;; 715 --without-default-features) # processed above 716 ;; 717 --static) static="yes" 718 ;; 719 --host=*|--build=*|\ 720 --disable-dependency-tracking|\ 721 --sbindir=*|--sharedstatedir=*|\ 722 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 723 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 724 # These switches are silently ignored, for compatibility with 725 # autoconf-generated configure scripts. This allows QEMU's 726 # configure to be used by RPM and similar macros that set 727 # lots of directory switches by default. 728 ;; 729 --enable-debug) 730 # Enable debugging options that aren't excessively noisy 731 meson_option_parse --enable-debug-tcg "" 732 meson_option_parse --enable-debug-graph-lock "" 733 meson_option_parse --enable-debug-mutex "" 734 meson_option_add -Doptimization=0 735 default_cflags='-O0 -g' 736 ;; 737 --disable-tcg) tcg="disabled" 738 ;; 739 --enable-tcg) tcg="enabled" 740 ;; 741 --disable-system) system="no" 742 ;; 743 --enable-system) system="yes" 744 ;; 745 --disable-user) 746 linux_user="no" ; 747 bsd_user="no" ; 748 ;; 749 --enable-user) ;; 750 --disable-linux-user) linux_user="no" 751 ;; 752 --enable-linux-user) linux_user="yes" 753 ;; 754 --disable-bsd-user) bsd_user="no" 755 ;; 756 --enable-bsd-user) bsd_user="yes" 757 ;; 758 --enable-pie) pie="yes" 759 ;; 760 --disable-pie) pie="no" 761 ;; 762 --enable-cfi) cfi=true 763 ;; 764 --disable-cfi) cfi=false 765 ;; 766 --disable-download) download="disabled"; git_submodules_action=validate; 767 ;; 768 --enable-download) download="enabled"; git_submodules_action=update; 769 ;; 770 --enable-plugins) plugins="yes" 771 ;; 772 --disable-plugins) plugins="no" 773 ;; 774 --enable-containers) use_containers="yes" 775 ;; 776 --disable-containers) use_containers="no" 777 ;; 778 --container-engine=*) container_engine="$optarg" 779 ;; 780 --gdb=*) gdb_bin="$optarg" 781 ;; 782 # everything else has the same name in configure and meson 783 --*) meson_option_parse "$opt" "$optarg" 784 ;; 785 # Pass through -Dxxxx options to meson 786 -D*) meson_option_add "$opt" 787 ;; 788 esac 789done 790 791if ! test -e "$source_path/.git" 792then 793 git_submodules_action="validate" 794fi 795 796if ! test -f "$source_path/subprojects/keycodemapdb/README" \ 797 && test "$download" = disabled 798then 799 echo 800 echo "ERROR: missing subprojects" 801 echo 802 if test -e "$source_path/.git"; then 803 echo "--disable-download specified but subprojects were not" 804 echo 'checked out. Please invoke "meson subprojects download"' 805 echo "before configuring QEMU, or remove --disable-download" 806 echo "from the command line." 807 else 808 echo "This is not a GIT checkout but subproject content appears to" 809 echo "be missing. Do not use 'git archive' or GitHub download links" 810 echo "to acquire QEMU source archives. Non-GIT builds are only" 811 echo "supported with source archives linked from:" 812 echo 813 echo " https://www.qemu.org/download/#source" 814 echo 815 echo "Developers working with GIT can use scripts/archive-source.sh" 816 echo "if they need to create valid source archives." 817 fi 818 echo 819 exit 1 820fi 821 822default_target_list="" 823mak_wilds="" 824 825if [ -n "$host_arch" ] && [ -d "$source_path/common-user/host/$host_arch" ]; then 826 if [ "$linux_user" != no ]; then 827 if [ "$host_os" = linux ]; then 828 linux_user=yes 829 elif [ "$linux_user" = yes ]; then 830 error_exit "linux-user not supported on this architecture" 831 fi 832 if [ "$linux_user" = "yes" ]; then 833 mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak" 834 fi 835 fi 836 if [ "$bsd_user" != no ]; then 837 if [ "$bsd_user" = "" ]; then 838 test $host_os = freebsd && bsd_user=yes 839 fi 840 if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$host_os" ]; then 841 error_exit "bsd-user not supported on this host OS" 842 fi 843 if [ "$bsd_user" = "yes" ]; then 844 mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak" 845 fi 846 fi 847else 848 if [ "$linux_user" = yes ] || [ "$bsd_user" = yes ]; then 849 error_exit "user mode emulation not supported on this architecture" 850 fi 851fi 852if [ "$system" = "yes" ]; then 853 mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak" 854fi 855 856for config in $mak_wilds; do 857 target="$(basename "$config" .mak)" 858 if echo "$target_list_exclude" | grep -vq "$target"; then 859 default_target_list="${default_target_list} $target" 860 fi 861done 862 863if test x"$show_help" = x"yes" ; then 864cat << EOF 865 866Usage: configure [options] 867Options: [defaults in brackets after descriptions] 868 869Standard options: 870 --help print this message 871 --target-list=LIST set target list (default: build all) 872$(echo Available targets: $default_target_list | \ 873 fold -s -w 53 | sed -e 's/^/ /') 874 --target-list-exclude=LIST exclude a set of targets from the default target-list 875 876Advanced options (experts only): 877 -Dmesonoptname=val passthrough option to meson unmodified 878 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix] 879 --cc=CC use C compiler CC [$cc] 880 --host-cc=CC when cross compiling, use C compiler CC for code run 881 at build time [$host_cc] 882 --cxx=CXX use C++ compiler CXX [$cxx] 883 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 884 --extra-cflags=CFLAGS append extra C compiler flags CFLAGS 885 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS 886 --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS 887 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 888 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 889 --cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests 890 --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases 891 --python=PYTHON use specified python [$python] 892 --ninja=NINJA use specified ninja [$ninja] 893 --static enable static build [$static] 894 --without-default-features default all --enable-* options to "disabled" 895 --without-default-devices do not include any device that is not needed to 896 start the emulator (only use if you are including 897 desired devices in configs/devices/) 898 --with-devices-ARCH=NAME override default configs/devices 899 --enable-debug enable common debug build options 900 --cpu=CPU Build for host CPU [$cpu] 901 --disable-containers don't use containers for cross-building 902 --container-engine=TYPE which container engine to use [$container_engine] 903 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 904EOF 905 meson_options_help 906cat << EOF 907 system all system emulation targets 908 user supported user emulation targets 909 linux-user all linux usermode emulation targets 910 bsd-user all BSD usermode emulation targets 911 pie Position Independent Executables 912 913NOTE: The object files are built at the place where configure is launched 914EOF 915exit 0 916fi 917 918# Now that we are sure that the user did not only want to print the --help 919# information, we should double-check that the C compiler really works: 920write_c_skeleton 921if ! compile_object ; then 922 error_exit "C compiler \"$cc\" either does not exist or does not work." 923fi 924 925# Remove old dependency files to make sure that they get properly regenerated 926rm -f ./*/config-devices.mak.d 927 928if test -z "$python" 929then 930 # If first_python is set, there was a binary somewhere even though 931 # it was not suitable. Use it for the error message. 932 if test -n "$first_python"; then 933 error_exit "Cannot use '$first_python', Python >= 3.8 is required." \ 934 "Use --python=/path/to/python to specify a supported Python." 935 else 936 error_exit "Python not found. Use --python=/path/to/python" 937 fi 938fi 939 940if ! check_py_version "$python"; then 941 error_exit "Cannot use '$python', Python >= 3.8 is required." \ 942 "Use --python=/path/to/python to specify a supported Python." \ 943 "Maybe try:" \ 944 " openSUSE Leap 15.3+: zypper install python39" \ 945 " CentOS 8: dnf install python38" 946fi 947 948# Resolve PATH 949python="$(command -v "$python")" 950 951# Create a Python virtual environment using our configured python. 952# The stdout of this script will be the location of a symlink that 953# points to the configured Python. 954# Entry point scripts for pip, meson, and sphinx are generated if those 955# packages are present. 956 957# Defaults assumed for now: 958# - venv is cleared if it exists already; 959# - venv is allowed to use system packages; 960# - all setup can be performed offline; 961# - missing packages may be fetched from PyPI, 962# unless --disable-download is passed. 963# - pip is not installed into the venv when possible, 964# but ensurepip is called as a fallback when necessary. 965 966echo "python determined to be '$python'" 967echo "python version: $($python --version)" 968 969python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)" 970if test "$?" -ne 0 ; then 971 error_exit "python venv creation failed" 972fi 973 974# Suppress writing compiled files 975python="$python -B" 976mkvenv="$python ${source_path}/python/scripts/mkvenv.py" 977 978# Finish preparing the virtual environment using vendored .whl files 979 980$mkvenv ensuregroup --dir "${source_path}/python/wheels" \ 981 ${source_path}/pythondeps.toml meson || exit 1 982 983# At this point, we expect Meson to be installed and available. 984# We expect mkvenv or pip to have created pyvenv/bin/meson for us. 985# We ignore PATH completely here: we want to use the venv's Meson 986# *exclusively*. 987 988meson="$(cd pyvenv/bin; pwd)/meson" 989 990# Conditionally ensure Sphinx is installed. 991 992mkvenv_online_flag="" 993if test "$download" = "enabled" ; then 994 mkvenv_online_flag=" --online" 995fi 996 997if test "$docs" != "disabled" ; then 998 if ! $mkvenv ensuregroup \ 999 $(test "$docs" = "enabled" && echo "$mkvenv_online_flag") \ 1000 ${source_path}/pythondeps.toml docs; 1001 then 1002 if test "$docs" = "enabled" ; then 1003 exit 1 1004 fi 1005 echo "Sphinx not found/usable, disabling docs." 1006 docs=disabled 1007 else 1008 docs=enabled 1009 fi 1010fi 1011 1012# Probe for ninja 1013 1014if test -z "$ninja"; then 1015 for c in ninja ninja-build samu; do 1016 if has $c; then 1017 ninja=$(command -v "$c") 1018 break 1019 fi 1020 done 1021 if test -z "$ninja"; then 1022 error_exit "Cannot find Ninja" 1023 fi 1024fi 1025 1026if test "$host_os" = "bogus"; then 1027 # Now that we know that we're not printing the help and that 1028 # the compiler works (so the results of the check_defines we used 1029 # to identify the OS are reliable), if we didn't recognize the 1030 # host OS we should stop now. 1031 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 1032fi 1033 1034# test for any invalid configuration combinations 1035if test "$host_os" = "windows" && ! has "$dlltool"; then 1036 if test "$plugins" = "yes"; then 1037 error_exit "TCG plugins requires dlltool to build on Windows platforms" 1038 fi 1039 plugins="no" 1040fi 1041if test "$tcg" = "disabled" ; then 1042 if test "$plugins" = "yes"; then 1043 error_exit "Can't enable plugins on non-TCG builds" 1044 fi 1045 plugins="no" 1046fi 1047if test "$static" = "yes" ; then 1048 if test "$plugins" = "yes"; then 1049 error_exit "static and plugins are mutually incompatible" 1050 fi 1051 plugins="no" 1052fi 1053if test "$plugins" != "no" && test $host_bits -eq 64; then 1054 if has_meson_option "-Dtcg_interpreter=true"; then 1055 plugins="no" 1056 else 1057 plugins=yes 1058 subdirs="$subdirs contrib/plugins" 1059 fi 1060fi 1061 1062cat > $TMPC << EOF 1063 1064#ifdef __linux__ 1065# define THREAD __thread 1066#else 1067# define THREAD 1068#endif 1069static THREAD int tls_var; 1070int main(void) { return tls_var; } 1071EOF 1072 1073if test "$host_os" = windows || test "$host_os" = haiku; then 1074 if test "$pie" = "yes"; then 1075 error_exit "PIE not available due to missing OS support" 1076 fi 1077 pie=no 1078fi 1079 1080if test "$pie" != "no"; then 1081 if test "$static" = "yes"; then 1082 pie_ldflags=-static-pie 1083 else 1084 pie_ldflags=-pie 1085 fi 1086 if compile_prog "-Werror -fPIE -DPIE" "$pie_ldflags"; then 1087 pie="yes" 1088 elif test "$pie" = "yes"; then 1089 error_exit "-static-pie not available due to missing toolchain support" 1090 else 1091 echo "Disabling PIE due to missing toolchain support" 1092 pie="no" 1093 fi 1094fi 1095 1096########################################## 1097 1098if test -z "${target_list+xxx}" ; then 1099 default_targets=yes 1100 for target in $default_target_list; do 1101 target_list="$target_list $target" 1102 done 1103 target_list="${target_list# }" 1104else 1105 default_targets=no 1106 target_list=$(echo "$target_list" | sed -e 's/,/ /g') 1107 for target in $target_list; do 1108 # Check that we recognised the target name; this allows a more 1109 # friendly error message than if we let it fall through. 1110 case " $default_target_list " in 1111 *" $target "*) 1112 ;; 1113 *) 1114 error_exit "Unknown target name '$target'" 1115 ;; 1116 esac 1117 done 1118fi 1119 1120if test "$tcg" = "auto"; then 1121 if test -z "$target_list"; then 1122 tcg="disabled" 1123 else 1124 tcg="enabled" 1125 fi 1126fi 1127 1128######################################### 1129# gdb test 1130 1131if test -n "$gdb_bin"; then 1132 gdb_version_string=$($gdb_bin --version | head -n 1) 1133 # Extract last field in the version string 1134 gdb_version=${gdb_version_string##* } 1135 if version_ge $gdb_version 9.1; then 1136 gdb_arches=$($python "$source_path/scripts/probe-gdb-support.py" $gdb_bin) 1137 else 1138 gdb_bin="" 1139 fi 1140fi 1141 1142########################################## 1143# big/little endian test 1144cat > $TMPC << EOF 1145#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 1146# error LITTLE 1147#endif 1148int main(void) { return 0; } 1149EOF 1150 1151if ! compile_prog ; then 1152 bigendian="no" 1153else 1154 cat > $TMPC << EOF 1155#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 1156# error BIG 1157#endif 1158int main(void) { return 0; } 1159EOF 1160 1161 if ! compile_prog ; then 1162 bigendian="yes" 1163 else 1164 echo big/little test failed 1165 exit 1 1166 fi 1167fi 1168 1169########################################## 1170# functions to probe cross compilers 1171 1172container="no" 1173runc="" 1174if test $use_containers = "yes" && (has "docker" || has "podman"); then 1175 case $($python "$source_path"/tests/docker/docker.py --engine "$container_engine" probe) in 1176 *docker) container=docker ;; 1177 podman) container=podman ;; 1178 no) container=no ;; 1179 esac 1180 if test "$container" != "no"; then 1181 docker_py="$python $source_path/tests/docker/docker.py --engine $container" 1182 runc=$container 1183 fi 1184fi 1185 1186# cross compilers defaults, can be overridden with --cross-cc-ARCH 1187: ${cross_prefix_aarch64="aarch64-linux-gnu-"} 1188: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"} 1189: ${cross_prefix_alpha="alpha-linux-gnu-"} 1190: ${cross_prefix_arm="arm-linux-gnueabihf-"} 1191: ${cross_prefix_armeb="$cross_prefix_arm"} 1192: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"} 1193: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"} 1194: ${cross_prefix_hppa="hppa-linux-gnu-"} 1195: ${cross_prefix_i386="i686-linux-gnu-"} 1196: ${cross_prefix_m68k="m68k-linux-gnu-"} 1197: ${cross_prefix_microblaze="microblaze-linux-musl-"} 1198: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"} 1199: ${cross_prefix_mips64="mips64-linux-gnuabi64-"} 1200: ${cross_prefix_mipsel="mipsel-linux-gnu-"} 1201: ${cross_prefix_mips="mips-linux-gnu-"} 1202: ${cross_prefix_ppc="powerpc-linux-gnu-"} 1203: ${cross_prefix_ppc64="powerpc64-linux-gnu-"} 1204: ${cross_prefix_ppc64le="$cross_prefix_ppc64"} 1205: ${cross_prefix_riscv64="riscv64-linux-gnu-"} 1206: ${cross_prefix_s390x="s390x-linux-gnu-"} 1207: ${cross_prefix_sh4="sh4-linux-gnu-"} 1208: ${cross_prefix_sparc64="sparc64-linux-gnu-"} 1209: ${cross_prefix_sparc="$cross_prefix_sparc64"} 1210: ${cross_prefix_tricore="tricore-"} 1211: ${cross_prefix_x86_64="x86_64-linux-gnu-"} 1212 1213: ${cross_cc_aarch64_be="$cross_cc_aarch64"} 1214: ${cross_cc_cflags_aarch64_be="-mbig-endian"} 1215: ${cross_cc_armeb="$cross_cc_arm"} 1216: ${cross_cc_cflags_armeb="-mbig-endian"} 1217: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"} 1218: ${cross_cc_cflags_hexagon="-mv73 -O2 -static"} 1219: ${cross_cc_cflags_i386="-m32"} 1220: ${cross_cc_cflags_ppc="-m32 -mbig-endian"} 1221: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"} 1222: ${cross_cc_ppc64le="$cross_cc_ppc64"} 1223: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"} 1224: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"} 1225: ${cross_cc_sparc="$cross_cc_sparc64"} 1226: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"} 1227: ${cross_cc_cflags_x86_64="-m64 -mcx16"} 1228 1229compute_target_variable() { 1230 eval "$2=" 1231 if eval test -n "\"\${cross_prefix_$1}\""; then 1232 if eval has "\"\${cross_prefix_$1}\$3\""; then 1233 eval "$2=\"\${cross_prefix_$1}\$3\"" 1234 fi 1235 fi 1236} 1237 1238have_target() { 1239 for i; do 1240 case " $target_list " in 1241 *" $i "*) return 0;; 1242 *) ;; 1243 esac 1244 done 1245 return 1 1246} 1247 1248# probe_target_compiler TARGET 1249# 1250# Look for a compiler for the given target, either native or cross. 1251# Set variables target_* if a compiler is found, and container_cross_* 1252# if a Docker-based cross-compiler image is known for the target. 1253# Set got_cross_cc to yes/no depending on whether a non-container-based 1254# compiler was found. 1255# 1256# If TARGET is a user-mode emulation target, also set build_static to 1257# "y" if static linking is possible. 1258# 1259probe_target_compiler() { 1260 # reset all output variables 1261 got_cross_cc=no 1262 container_image= 1263 container_hosts= 1264 container_cross_prefix= 1265 container_cross_cc= 1266 container_cross_ar= 1267 container_cross_as= 1268 container_cross_ld= 1269 container_cross_nm= 1270 container_cross_objcopy= 1271 container_cross_ranlib= 1272 container_cross_strip= 1273 1274 target_arch=${1%%-*} 1275 case $target_arch in 1276 aarch64) container_hosts="x86_64 aarch64" ;; 1277 alpha) container_hosts=x86_64 ;; 1278 arm) container_hosts="x86_64 aarch64" ;; 1279 hexagon) container_hosts=x86_64 ;; 1280 hppa) container_hosts=x86_64 ;; 1281 i386) container_hosts=x86_64 ;; 1282 loongarch64) container_hosts=x86_64 ;; 1283 m68k) container_hosts=x86_64 ;; 1284 microblaze) container_hosts=x86_64 ;; 1285 mips64el) container_hosts=x86_64 ;; 1286 mips64) container_hosts=x86_64 ;; 1287 mipsel) container_hosts=x86_64 ;; 1288 mips) container_hosts=x86_64 ;; 1289 ppc) container_hosts=x86_64 ;; 1290 ppc64|ppc64le) container_hosts=x86_64 ;; 1291 riscv64) container_hosts=x86_64 ;; 1292 s390x) container_hosts=x86_64 ;; 1293 sh4) container_hosts=x86_64 ;; 1294 sparc64) container_hosts=x86_64 ;; 1295 tricore) container_hosts=x86_64 ;; 1296 x86_64) container_hosts="aarch64 ppc64le x86_64" ;; 1297 xtensa*) container_hosts=x86_64 ;; 1298 esac 1299 1300 for host in $container_hosts; do 1301 test "$container" != no || continue 1302 test "$host" = "$cpu" || continue 1303 case $target_arch in 1304 # debian-all-test-cross architectures 1305 1306 hppa|m68k|mips|riscv64|sparc64) 1307 container_image=debian-all-test-cross 1308 ;; 1309 mips64) 1310 container_image=debian-all-test-cross 1311 container_cross_prefix=mips64-linux-gnuabi64- 1312 ;; 1313 ppc|ppc64|ppc64le) 1314 container_image=debian-all-test-cross 1315 container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu- 1316 ;; 1317 1318 # debian-legacy-test-cross architectures (need Debian 11) 1319 # - libc6.1-dev-alpha-cross: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1054412 1320 # - sh4-linux-user: binaries don't run with bookworm compiler 1321 1322 alpha|sh4) 1323 container_image=debian-legacy-test-cross 1324 ;; 1325 1326 # architectures with individual containers 1327 1328 aarch64) 1329 # We don't have any bigendian build tools so we only use this for AArch64 1330 container_image=debian-arm64-cross 1331 ;; 1332 arm) 1333 # We don't have any bigendian build tools so we only use this for ARM 1334 container_image=debian-armhf-cross 1335 container_cross_prefix=arm-linux-gnueabihf- 1336 ;; 1337 hexagon) 1338 container_cross_prefix=hexagon-unknown-linux-musl- 1339 container_cross_cc=${container_cross_prefix}clang 1340 ;; 1341 i386) 1342 container_image=debian-i686-cross 1343 container_cross_prefix=i686-linux-gnu- 1344 ;; 1345 loongarch64) 1346 container_image=debian-loongarch-cross 1347 container_cross_prefix=loongarch64-unknown-linux-gnu- 1348 ;; 1349 microblaze) 1350 container_cross_prefix=microblaze-linux-musl- 1351 ;; 1352 mips64el) 1353 container_image=debian-all-test-cross 1354 container_cross_prefix=mips64el-linux-gnuabi64- 1355 ;; 1356 tricore) 1357 container_image=debian-tricore-cross 1358 container_cross_prefix=tricore- 1359 ;; 1360 x86_64) 1361 container_image=debian-amd64-cross 1362 ;; 1363 xtensa*) 1364 container_image=debian-xtensa-cross 1365 1366 # default to the dc232b cpu 1367 container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf- 1368 ;; 1369 esac 1370 # Debian and GNU architecture names usually match 1371 : ${container_image:=debian-$target_arch-cross} 1372 : ${container_cross_prefix:=$target_arch-linux-gnu-} 1373 : ${container_cross_cc:=${container_cross_prefix}gcc} 1374 : ${container_cross_ar:=${container_cross_prefix}ar} 1375 : ${container_cross_as:=${container_cross_prefix}as} 1376 : ${container_cross_ld:=${container_cross_prefix}ld} 1377 : ${container_cross_nm:=${container_cross_prefix}nm} 1378 : ${container_cross_objcopy:=${container_cross_prefix}objcopy} 1379 : ${container_cross_ranlib:=${container_cross_prefix}ranlib} 1380 : ${container_cross_strip:=${container_cross_prefix}strip} 1381 done 1382 1383 try=cross 1384 # For softmmu/roms also look for a bi-endian or multilib-enabled host compiler 1385 if [ "${1%softmmu}" != "$1" ] || test "$target_arch" = "$cpu"; then 1386 case "$target_arch:$cpu" in 1387 aarch64_be:aarch64 | \ 1388 armeb:arm | \ 1389 i386:x86_64 | \ 1390 mips*:mips64 | \ 1391 ppc*:ppc64 | \ 1392 sparc:sparc64 | \ 1393 "$cpu:$cpu") 1394 try='native cross' ;; 1395 esac 1396 fi 1397 eval "target_cflags=\${cross_cc_cflags_$target_arch}" 1398 for thistry in $try; do 1399 case $thistry in 1400 native) 1401 target_cc=$cc 1402 target_ccas=$ccas 1403 target_ar=$ar 1404 target_as=$as 1405 target_ld=$ld 1406 target_nm=$nm 1407 target_objcopy=$objcopy 1408 target_ranlib=$ranlib 1409 target_strip=$strip 1410 ;; 1411 cross) 1412 target_cc= 1413 if eval test -n "\"\${cross_cc_$target_arch}\""; then 1414 if eval has "\"\${cross_cc_$target_arch}\""; then 1415 eval "target_cc=\"\${cross_cc_$target_arch}\"" 1416 fi 1417 else 1418 compute_target_variable $target_arch target_cc gcc 1419 fi 1420 target_ccas=$target_cc 1421 compute_target_variable $target_arch target_ar ar 1422 compute_target_variable $target_arch target_as as 1423 compute_target_variable $target_arch target_ld ld 1424 compute_target_variable $target_arch target_nm nm 1425 compute_target_variable $target_arch target_objcopy objcopy 1426 compute_target_variable $target_arch target_ranlib ranlib 1427 compute_target_variable $target_arch target_strip strip 1428 ;; 1429 esac 1430 1431 if test -n "$target_cc"; then 1432 case $target_arch in 1433 i386|x86_64) 1434 if $target_cc --version | grep -qi "clang"; then 1435 continue 1436 fi 1437 ;; 1438 esac 1439 elif test -n "$target_as" && test -n "$target_ld"; then 1440 # Special handling for assembler only targets 1441 case $target in 1442 tricore-softmmu) 1443 build_static= 1444 got_cross_cc=yes 1445 break 1446 ;; 1447 *) 1448 continue 1449 ;; 1450 esac 1451 else 1452 continue 1453 fi 1454 1455 write_c_skeleton 1456 case $1 in 1457 *-softmmu) 1458 if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC && 1459 do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then 1460 got_cross_cc=yes 1461 break 1462 fi 1463 ;; 1464 *) 1465 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then 1466 build_static=y 1467 got_cross_cc=yes 1468 break 1469 fi 1470 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then 1471 build_static= 1472 got_cross_cc=yes 1473 break 1474 fi 1475 ;; 1476 esac 1477 done 1478 if test $got_cross_cc != yes; then 1479 build_static= 1480 target_cc= 1481 target_ccas= 1482 target_ar= 1483 target_as= 1484 target_ld= 1485 target_nm= 1486 target_objcopy= 1487 target_ranlib= 1488 target_strip= 1489 fi 1490 test -n "$target_cc" 1491} 1492 1493write_target_makefile() { 1494 echo "EXTRA_CFLAGS=$target_cflags" 1495 if test -z "$target_cc" && test -z "$target_as"; then 1496 test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?" 1497 echo "$1: docker-image-$container_image" >> Makefile.prereqs 1498 if test -n "$container_cross_cc"; then 1499 echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1500 echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1501 fi 1502 echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --" 1503 echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --" 1504 echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --" 1505 echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --" 1506 echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --" 1507 echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --" 1508 echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --" 1509 else 1510 if test -n "$target_cc"; then 1511 echo "CC=$target_cc" 1512 echo "CCAS=$target_ccas" 1513 fi 1514 if test -n "$target_ar"; then 1515 echo "AR=$target_ar" 1516 fi 1517 if test -n "$target_as"; then 1518 echo "AS=$target_as" 1519 fi 1520 if test -n "$target_ld"; then 1521 echo "LD=$target_ld" 1522 fi 1523 if test -n "$target_nm"; then 1524 echo "NM=$target_nm" 1525 fi 1526 if test -n "$target_objcopy"; then 1527 echo "OBJCOPY=$target_objcopy" 1528 fi 1529 if test -n "$target_ranlib"; then 1530 echo "RANLIB=$target_ranlib" 1531 fi 1532 if test -n "$target_strip"; then 1533 echo "STRIP=$target_strip" 1534 fi 1535 fi 1536} 1537 1538####################################### 1539# cross-compiled firmware targets 1540 1541# Set up build tree symlinks that point back into the source tree 1542# (these can be both files and directories). 1543# Caution: avoid adding files or directories here using wildcards. This 1544# will result in problems later if a new file matching the wildcard is 1545# added to the source tree -- nothing will cause configure to be rerun 1546# so the build tree will be missing the link back to the new file, and 1547# tests might fail. Prefer to keep the relevant files in their own 1548# directory and symlink the directory instead. 1549LINKS="Makefile" 1550LINKS="$LINKS docs/config" 1551LINKS="$LINKS pc-bios/optionrom/Makefile" 1552LINKS="$LINKS pc-bios/s390-ccw/Makefile" 1553LINKS="$LINKS pc-bios/vof/Makefile" 1554LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 1555LINKS="$LINKS tests/avocado tests/data" 1556LINKS="$LINKS tests/qemu-iotests/check tests/qemu-iotests/Makefile" 1557LINKS="$LINKS python" 1558LINKS="$LINKS contrib/plugins/Makefile " 1559for f in $LINKS ; do 1560 if [ -e "$source_path/$f" ]; then 1561 symlink "$source_path/$f" "$f" 1562 fi 1563done 1564 1565# use included Linux headers for KVM architectures 1566if test "$host_os" = "linux" && test -n "$linux_arch"; then 1567 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 1568fi 1569 1570echo "# Automatically generated by configure - do not modify" > Makefile.prereqs 1571 1572# Mac OS X ships with a broken assembler 1573if have_target i386-softmmu x86_64-softmmu && \ 1574 test "$host_os" != "darwin" && test "$host_os" != "sunos" && \ 1575 test "$host_os" != "haiku" && \ 1576 probe_target_compiler i386-softmmu; then 1577 subdirs="$subdirs pc-bios/optionrom" 1578 config_mak=pc-bios/optionrom/config.mak 1579 echo "# Automatically generated by configure - do not modify" > $config_mak 1580 echo "TOPSRC_DIR=$source_path" >> $config_mak 1581 write_target_makefile >> $config_mak 1582fi 1583 1584if have_target ppc-softmmu ppc64-softmmu && \ 1585 probe_target_compiler ppc-softmmu; then 1586 subdirs="$subdirs pc-bios/vof" 1587 config_mak=pc-bios/vof/config.mak 1588 echo "# Automatically generated by configure - do not modify" > $config_mak 1589 echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak 1590 write_target_makefile >> $config_mak 1591fi 1592 1593# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10 1594# (which is the lowest architecture level that Clang supports) 1595if have_target s390x-softmmu && probe_target_compiler s390x-softmmu && \ 1596 GIT=git "$source_path/scripts/git-submodule.sh" "$git_submodules_action" roms/SLOF >> config.log 2>&1; then 1597 write_c_skeleton 1598 do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC 1599 has_z900=$? 1600 if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then 1601 if [ $has_z900 != 0 ]; then 1602 echo "WARNING: Your compiler does not support the z900!" 1603 echo " The s390-ccw bios will only work with guest CPUs >= z10." 1604 fi 1605 subdirs="$subdirs pc-bios/s390-ccw" 1606 config_mak=pc-bios/s390-ccw/config-host.mak 1607 echo "# Automatically generated by configure - do not modify" > $config_mak 1608 echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak 1609 echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_mak 1610 write_target_makefile >> $config_mak 1611 fi 1612fi 1613 1614####################################### 1615# generate config-host.mak 1616 1617config_host_mak="config-host.mak" 1618 1619echo "# Automatically generated by configure - do not modify" > $config_host_mak 1620echo >> $config_host_mak 1621 1622echo all: >> $config_host_mak 1623 1624echo "SRC_PATH=$source_path" >> $config_host_mak 1625echo "TARGET_DIRS=$target_list" >> $config_host_mak 1626echo "GDB=$gdb_bin" >> $config_host_mak 1627if test "$container" != no; then 1628 echo "RUNC=$runc" >> $config_host_mak 1629fi 1630echo "SUBDIRS=$subdirs" >> $config_host_mak 1631echo "PYTHON=$python" >> $config_host_mak 1632echo "MKVENV_ENSUREGROUP=$mkvenv ensuregroup $mkvenv_online_flag" >> $config_host_mak 1633echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 1634echo "MESON=$meson" >> $config_host_mak 1635echo "NINJA=$ninja" >> $config_host_mak 1636echo "EXESUF=$EXESUF" >> $config_host_mak 1637if test "$default_targets" = "yes"; then 1638 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 1639fi 1640 1641# contrib/plugins configuration 1642echo "# Automatically generated by configure - do not modify" > contrib/plugins/$config_host_mak 1643echo "SRC_PATH=$source_path/contrib/plugins" >> contrib/plugins/$config_host_mak 1644echo "PKG_CONFIG=${pkg_config}" >> contrib/plugins/$config_host_mak 1645echo "CC=$cc $CPU_CFLAGS" >> contrib/plugins/$config_host_mak 1646echo "CFLAGS=${CFLAGS-$default_cflags} $EXTRA_CFLAGS" >> contrib/plugins/$config_host_mak 1647if test "$host_os" = windows; then 1648 echo "DLLTOOL=$dlltool" >> contrib/plugins/$config_host_mak 1649fi 1650if test "$host_os" = darwin; then 1651 echo "CONFIG_DARWIN=y" >> contrib/plugins/$config_host_mak 1652fi 1653if test "$host_os" = windows; then 1654 echo "CONFIG_WIN32=y" >> contrib/plugins/$config_host_mak 1655fi 1656 1657# tests/tcg configuration 1658mkdir -p tests/tcg 1659echo "# Automatically generated by configure - do not modify" > tests/tcg/$config_host_mak 1660echo "SRC_PATH=$source_path" >> tests/tcg/$config_host_mak 1661if test "$plugins" = "yes" ; then 1662 echo "CONFIG_PLUGIN=y" >> tests/tcg/$config_host_mak 1663fi 1664 1665tcg_tests_targets= 1666for target in $target_list; do 1667 arch=${target%%-*} 1668 1669 case $target in 1670 xtensa*-linux-user) 1671 # the toolchain is not complete with headers, only build system tests 1672 continue 1673 ;; 1674 *-softmmu) 1675 test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue 1676 qemu="qemu-system-$arch" 1677 ;; 1678 *-linux-user|*-bsd-user) 1679 qemu="qemu-$arch" 1680 ;; 1681 esac 1682 1683 if probe_target_compiler $target || test -n "$container_image"; then 1684 test -n "$container_image" && build_static=y 1685 mkdir -p "tests/tcg/$target" 1686 config_target_mak=tests/tcg/$target/config-target.mak 1687 ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile" 1688 echo "# Automatically generated by configure - do not modify" > "$config_target_mak" 1689 echo "TARGET_NAME=$arch" >> "$config_target_mak" 1690 echo "TARGET=$target" >> "$config_target_mak" 1691 write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak" 1692 echo "BUILD_STATIC=$build_static" >> "$config_target_mak" 1693 echo "QEMU=$PWD/$qemu" >> "$config_target_mak" 1694 1695 # will GDB work with these binaries? 1696 if test "${gdb_arches#*$arch}" != "$gdb_arches"; then 1697 echo "GDB=$gdb_bin" >> $config_target_mak 1698 fi 1699 1700 if test "${gdb_arches#*aarch64}" != "$gdb_arches" && version_ge $gdb_version 15.1; then 1701 echo "GDB_HAS_MTE=y" >> $config_target_mak 1702 fi 1703 1704 if test "${gdb_arches#*aarch64}" != "$gdb_arches" && version_ge $gdb_version 16.0; then 1705 # GDB has to support MTE in baremetal to allow debugging MTE in QEMU system mode 1706 echo "GDB_SUPPORTS_MTE_IN_BAREMETAL=y" >> $config_target_mak 1707 fi 1708 1709 echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs 1710 tcg_tests_targets="$tcg_tests_targets $target" 1711 fi 1712done 1713 1714if test "$tcg" = "enabled"; then 1715 echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> $config_host_mak 1716fi 1717 1718if test "$skip_meson" = no; then 1719 cross="config-meson.cross.new" 1720 meson_quote() { 1721 test $# = 0 && return 1722 echo "'$(echo $* | sed "s/ /','/g")'" 1723 } 1724 1725 echo "# Automatically generated by configure - do not modify" > $cross 1726 echo "[properties]" >> $cross 1727 1728 # unroll any custom device configs 1729 for a in $device_archs; do 1730 eval "c=\$devices_${a}" 1731 echo "${a}-softmmu = '$c'" >> $cross 1732 done 1733 1734 echo "[built-in options]" >> $cross 1735 echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross 1736 echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross 1737 test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross 1738 echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross 1739 echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross 1740 1741 # Only enable by default for git builds and on select OSes 1742 echo "# environment defaults, can still be overridden on " >> $cross 1743 echo "# the command line" >> $cross 1744 if test -e "$source_path/.git" && \ 1745 { test "$host_os" = linux || test "$host_os" = "windows"; }; then 1746 echo 'werror = true' >> $cross 1747 fi 1748 echo "[project options]" >> $cross 1749 if test "$SMBD" != ''; then 1750 echo "smbd = $(meson_quote "$SMBD")" >> $cross 1751 fi 1752 if test "${QEMU_GA_MANUFACTURER}" != ''; then 1753 echo "qemu_ga_manufacturer = $(meson_quote "${QEMU_GA_MANUFACTURER}")" >> $cross 1754 fi 1755 if test "${QEMU_GA_DISTRO}" != ''; then 1756 echo "qemu_ga_distro = $(meson_quote "${QEMU_GA_DISTRO}")" >> $cross 1757 fi 1758 if test "${QEMU_GA_VERSION}" != ''; then 1759 echo "qemu_ga_version = $(meson_quote "${QEMU_GA_VERSION}")" >> $cross 1760 fi 1761 1762 echo >> $cross 1763 echo "[binaries]" >> $cross 1764 echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross 1765 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross 1766 test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross 1767 echo "ar = [$(meson_quote $ar)]" >> $cross 1768 echo "dlltool = [$(meson_quote $dlltool)]" >> $cross 1769 echo "nm = [$(meson_quote $nm)]" >> $cross 1770 echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross 1771 echo "pkg-config = [$(meson_quote $pkg_config)]" >> $cross 1772 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 1773 if has $sdl2_config; then 1774 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 1775 fi 1776 echo "strip = [$(meson_quote $strip)]" >> $cross 1777 echo "widl = [$(meson_quote $widl)]" >> $cross 1778 echo "windres = [$(meson_quote $windres)]" >> $cross 1779 echo "windmc = [$(meson_quote $windmc)]" >> $cross 1780 if test "$cross_compile" = "yes"; then 1781 echo "[host_machine]" >> $cross 1782 echo "system = '$host_os'" >> $cross 1783 case "$cpu" in 1784 i386) 1785 echo "cpu_family = 'x86'" >> $cross 1786 ;; 1787 *) 1788 echo "cpu_family = '$cpu'" >> $cross 1789 ;; 1790 esac 1791 echo "cpu = '$cpu'" >> $cross 1792 if test "$bigendian" = "yes" ; then 1793 echo "endian = 'big'" >> $cross 1794 else 1795 echo "endian = 'little'" >> $cross 1796 fi 1797 1798 native="config-meson.native.new" 1799 echo "# Automatically generated by configure - do not modify" > $native 1800 echo "[binaries]" >> $native 1801 echo "c = [$(meson_quote $host_cc)]" >> $native 1802 mv $native config-meson.native 1803 meson_option_add --native-file 1804 meson_option_add config-meson.native 1805 fi 1806 mv $cross config-meson.cross 1807 meson_add_machine_file config-meson.cross 1808 if test -f "$source_path/configs/meson/$host_os.txt"; then 1809 meson_add_machine_file $source_path/configs/meson/$host_os.txt 1810 fi 1811 1812 rm -rf meson-private meson-info meson-logs 1813 1814 test "$download" = "disabled" && meson_option_add "--wrap-mode=nodownload" 1815 test "$default_feature" = no && meson_option_add -Dauto_features=disabled 1816 test "$static" = yes && meson_option_add -Dprefer_static=true 1817 test "$pie" = no && meson_option_add -Db_pie=false 1818 1819 # QEMU options 1820 test "$cfi" != false && meson_option_add "-Dcfi=$cfi" "-Db_lto=$cfi" 1821 test "$docs" != auto && meson_option_add "-Ddocs=$docs" 1822 test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE" 1823 test "$plugins" = yes && meson_option_add "-Dplugins=true" 1824 test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg" 1825 run_meson() { 1826 NINJA=$ninja $meson setup "$@" "$PWD" "$source_path" 1827 } 1828 eval run_meson $meson_options 1829 if test "$?" -ne 0 ; then 1830 error_exit "meson setup failed" 1831 fi 1832 echo "$meson" > build.ninja.stamp 1833else 1834 if test -f meson-private/cmd_line.txt; then 1835 # Adjust old command line options that were removed 1836 # sed -i is not portable 1837 perl -i -ne ' 1838 /^sphinx_build/ && next; 1839 print;' meson-private/cmd_line.txt 1840 fi 1841fi 1842 1843# Save the configure command line for later reuse. 1844cat <<EOD >config.status 1845#!/bin/sh 1846# Generated by configure. 1847# Run this file to recreate the current configuration. 1848# Compiler output produced by configure, useful for debugging 1849# configure, is in config.log if it exists. 1850EOD 1851 1852preserve_env() { 1853 envname=$1 1854 1855 eval envval=\$$envname 1856 1857 if test -n "$envval" 1858 then 1859 echo "$envname='$envval'" >> config.status 1860 echo "export $envname" >> config.status 1861 else 1862 echo "unset $envname" >> config.status 1863 fi 1864} 1865 1866# Preserve various env variables that influence what 1867# features/build target configure will detect 1868preserve_env AR 1869preserve_env AS 1870preserve_env CC 1871preserve_env CFLAGS 1872preserve_env CXX 1873preserve_env CXXFLAGS 1874preserve_env DLLTOOL 1875preserve_env LD 1876preserve_env LDFLAGS 1877preserve_env LD_LIBRARY_PATH 1878preserve_env NM 1879preserve_env OBJCFLAGS 1880preserve_env OBJCOPY 1881preserve_env PATH 1882preserve_env PKG_CONFIG 1883preserve_env PKG_CONFIG_LIBDIR 1884preserve_env PKG_CONFIG_PATH 1885preserve_env PYTHON 1886preserve_env QEMU_GA_MANUFACTURER 1887preserve_env QEMU_GA_DISTRO 1888preserve_env QEMU_GA_VERSION 1889preserve_env SDL2_CONFIG 1890preserve_env SMBD 1891preserve_env STRIP 1892preserve_env WIDL 1893preserve_env WINDRES 1894preserve_env WINDMC 1895 1896printf "exec" >>config.status 1897for i in "$0" "$@"; do 1898 test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status 1899done 1900echo ' "$@"' >>config.status 1901chmod +x config.status 1902 1903rm -r "$TMPDIR1" 1904