1#!/bin/sh 2# 3# qemu configure script (c) 2003 Fabrice Bellard 4# 5 6# Unset some variables known to interfere with behavior of common tools, 7# just as autoconf does. Unlike autoconf, we assume that unset exists. 8unset CLICOLOR_FORCE GREP_OPTIONS BASH_ENV ENV MAIL MAILPATH CDPATH 9 10# Don't allow CCACHE, if present, to use cached results of compile tests! 11export CCACHE_RECACHE=yes 12 13# make source path absolute 14source_path=$(cd "$(dirname -- "$0")"; pwd) 15 16if test "$PWD" = "$source_path" 17then 18 echo "Using './build' as the directory for build output" 19 20 MARKER=build/auto-created-by-configure 21 22 if test -e build 23 then 24 if test -f $MARKER 25 then 26 rm -rf build 27 else 28 echo "ERROR: ./build dir already exists and was not previously created by configure" 29 exit 1 30 fi 31 fi 32 33 if ! mkdir build || ! touch $MARKER 34 then 35 echo "ERROR: Could not create ./build directory. Check the permissions on" 36 echo "your source directory, or try doing an out-of-tree build." 37 exit 1 38 fi 39 40 cat > GNUmakefile <<'EOF' 41# This file is auto-generated by configure to support in-source tree 42# 'make' command invocation 43 44ifeq ($(MAKECMDGOALS),) 45recurse: all 46endif 47 48.NOTPARALLEL: % 49%: force 50 @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...' 51 @$(MAKE) -C build -f Makefile $(MAKECMDGOALS) 52 @if test "$(MAKECMDGOALS)" = "distclean" && \ 53 test -e build/auto-created-by-configure ; \ 54 then \ 55 rm -rf build GNUmakefile ; \ 56 fi 57force: ; 58.PHONY: force 59GNUmakefile: ; 60 61EOF 62 cd build 63 exec "$source_path/configure" "$@" 64fi 65 66# Temporary directory used for files created while 67# configure runs. Since it is in the build directory 68# we can safely blow away any previous version of it 69# (and we need not jump through hoops to try to delete 70# it when configure exits.) 71TMPDIR1="config-temp" 72rm -rf "${TMPDIR1}" 73if ! mkdir -p "${TMPDIR1}"; then 74 echo "ERROR: failed to create temporary directory" 75 exit 1 76fi 77 78TMPB="qemu-conf" 79TMPC="${TMPDIR1}/${TMPB}.c" 80TMPO="${TMPDIR1}/${TMPB}.o" 81TMPE="${TMPDIR1}/${TMPB}.exe" 82 83rm -f config.log 84 85# Print a helpful header at the top of config.log 86echo "# QEMU configure log $(date)" >> config.log 87printf "# Configured with:" >> config.log 88# repeat the invocation to log and stdout for CI 89invoke=$(printf " '%s'" "$0" "$@") 90test -n "$GITLAB_CI" && echo "configuring with: $invoke" 91{ echo "$invoke"; echo; echo "#"; } >> config.log 92 93quote_sh() { 94 printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&'," 95} 96 97print_error() { 98 (echo 99 echo "ERROR: $1" 100 while test -n "$2"; do 101 echo " $2" 102 shift 103 done 104 echo) >&2 105} 106 107error_exit() { 108 print_error "$@" 109 exit 1 110} 111 112do_compiler() { 113 # Run the compiler, capturing its output to the log. First argument 114 # is compiler binary to execute. 115 compiler="$1" 116 shift 117 if test -n "$BASH_VERSION"; then eval ' 118 echo >>config.log " 119funcs: ${FUNCNAME[*]} 120lines: ${BASH_LINENO[*]}" 121 '; fi 122 echo $compiler "$@" >> config.log 123 $compiler "$@" >> config.log 2>&1 || return $? 124} 125 126do_cc() { 127 do_compiler "$cc" $CPU_CFLAGS "$@" 128} 129 130compile_object() { 131 local_cflags="$1" 132 do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -c -o $TMPO $TMPC 133} 134 135compile_prog() { 136 local_cflags="$1" 137 local_ldflags="$2" 138 do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -o $TMPE $TMPC \ 139 $LDFLAGS $EXTRA_LDFLAGS $local_ldflags 140} 141 142# symbolically link $1 to $2. Portable version of "ln -sf". 143symlink() { 144 rm -rf "$2" 145 mkdir -p "$(dirname "$2")" 146 ln -s "$1" "$2" 147} 148 149# check whether a command is available to this shell (may be either an 150# executable or a builtin) 151has() { 152 type "$1" >/dev/null 2>&1 153} 154 155version_ge () { 156 local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ') 157 local_ver2=$(echo "$2" | tr . ' ') 158 while true; do 159 set x $local_ver1 160 local_first=${2-0} 161 # 'shift 2' if $2 is set, or 'shift' if $2 is not set 162 shift ${2:+2} 163 local_ver1=$* 164 set x $local_ver2 165 # the second argument finished, the first must be greater or equal 166 test $# = 1 && return 0 167 test $local_first -lt $2 && return 1 168 test $local_first -gt $2 && return 0 169 shift ${2:+2} 170 local_ver2=$* 171 done 172} 173 174if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]"; 175then 176 error_exit "main directory cannot contain spaces nor colons" 177fi 178 179# parse CC options first; some compiler tests are used to establish 180# some defaults, based on the host environment 181 182# default parameters 183cpu="" 184cross_compile="no" 185cross_prefix="" 186host_cc="cc" 187EXTRA_CFLAGS="" 188EXTRA_CXXFLAGS="" 189EXTRA_OBJCFLAGS="" 190EXTRA_LDFLAGS="" 191 192# Default value for a variable defining feature "foo". 193# * foo="no" feature will only be used if --enable-foo arg is given 194# * foo="" feature will be searched for, and if found, will be used 195# unless --disable-foo is given 196# * foo="yes" this value will only be set by --enable-foo flag. 197# feature will searched for, 198# if not found, configure exits with error 199# 200# Always add --enable-foo and --disable-foo command line args. 201# Distributions want to ensure that several features are compiled in, and it 202# is impossible without a --enable-foo that exits if a feature is not found. 203default_feature="" 204 205for opt do 206 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 207 case "$opt" in 208 --cross-prefix=*) cross_prefix="$optarg" 209 cross_compile="yes" 210 ;; 211 --cc=*) CC="$optarg" 212 ;; 213 --cxx=*) CXX="$optarg" 214 ;; 215 --objcc=*) objcc="$optarg" 216 ;; 217 --cpu=*) cpu="$optarg" 218 ;; 219 --extra-cflags=*) 220 EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg" 221 EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 222 EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 223 ;; 224 --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 225 ;; 226 --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 227 ;; 228 --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg" 229 ;; 230 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option" 231 ;; 232 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*} 233 eval "cross_cc_cflags_${cc_arch}=\$optarg" 234 ;; 235 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*} 236 eval "cross_cc_${cc_arch}=\$optarg" 237 ;; 238 --cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option" 239 ;; 240 --cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*} 241 eval "cross_prefix_${cc_arch}=\$optarg" 242 ;; 243 --without-default-features) default_feature="no" 244 ;; 245 esac 246done 247 248 249if test -e "$source_path/.git" 250then 251 git_submodules_action="update" 252else 253 git_submodules_action="ignore" 254fi 255 256git_submodules="" 257git="git" 258debug_tcg="no" 259docs="auto" 260EXESUF="" 261prefix="/usr/local" 262qemu_suffix="qemu" 263softmmu="yes" 264linux_user="" 265bsd_user="" 266plugins="$default_feature" 267ninja="" 268python= 269download="enabled" 270bindir="bin" 271skip_meson=no 272use_containers="yes" 273gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb") 274gdb_arches="" 275werror="" 276 277# Don't accept a target_list environment variable. 278unset target_list 279unset target_list_exclude 280 281# The following Meson options are handled manually (still they 282# are included in the automatically generated help message) 283# because they automatically enable/disable other options 284tcg="auto" 285cfi="false" 286 287# Meson has PIE as a boolean rather than enabled/disabled/auto, 288# and we also need to check for -static-pie before Meson runs 289# which requires knowing whether --static is enabled. 290pie="" 291static="no" 292 293# Preferred compiler: 294# ${CC} (if set) 295# ${cross_prefix}gcc (if cross-prefix specified) 296# system compiler 297if test -z "${CC}${cross_prefix}"; then 298 cc="$host_cc" 299else 300 cc="${CC-${cross_prefix}gcc}" 301fi 302 303if test -z "${CXX}${cross_prefix}"; then 304 cxx="c++" 305else 306 cxx="${CXX-${cross_prefix}g++}" 307fi 308 309# Preferred ObjC compiler: 310# $objcc (if set, i.e. via --objcc option) 311# ${cross_prefix}clang (if cross-prefix specified) 312# clang (if available) 313# $cc 314if test -z "${objcc}${cross_prefix}"; then 315 if has clang; then 316 objcc=clang 317 else 318 objcc="$cc" 319 fi 320else 321 objcc="${objcc-${cross_prefix}clang}" 322fi 323 324ar="${AR-${cross_prefix}ar}" 325as="${AS-${cross_prefix}as}" 326ccas="${CCAS-$cc}" 327objcopy="${OBJCOPY-${cross_prefix}objcopy}" 328ld="${LD-${cross_prefix}ld}" 329ranlib="${RANLIB-${cross_prefix}ranlib}" 330nm="${NM-${cross_prefix}nm}" 331smbd="$SMBD" 332strip="${STRIP-${cross_prefix}strip}" 333widl="${WIDL-${cross_prefix}widl}" 334windres="${WINDRES-${cross_prefix}windres}" 335windmc="${WINDMC-${cross_prefix}windmc}" 336pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}" 337sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}" 338 339check_define() { 340cat > $TMPC <<EOF 341#if !defined($1) 342#error $1 not defined 343#endif 344int main(void) { return 0; } 345EOF 346 compile_object 347} 348 349write_c_skeleton() { 350 cat > $TMPC <<EOF 351int main(void) { return 0; } 352EOF 353} 354 355if check_define __linux__ ; then 356 targetos=linux 357elif check_define _WIN32 ; then 358 targetos=windows 359elif check_define __OpenBSD__ ; then 360 targetos=openbsd 361elif check_define __sun__ ; then 362 targetos=sunos 363elif check_define __HAIKU__ ; then 364 targetos=haiku 365elif check_define __FreeBSD__ ; then 366 targetos=freebsd 367elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then 368 targetos=gnu/kfreebsd 369elif check_define __DragonFly__ ; then 370 targetos=dragonfly 371elif check_define __NetBSD__; then 372 targetos=netbsd 373elif check_define __APPLE__; then 374 targetos=darwin 375else 376 # This is a fatal error, but don't report it yet, because we 377 # might be going to just print the --help text, or it might 378 # be the result of a missing compiler. 379 targetos=bogus 380fi 381 382# OS specific 383 384mingw32="no" 385bsd="no" 386linux="no" 387solaris="no" 388case $targetos in 389windows) 390 mingw32="yes" 391 plugins="no" 392 pie="no" 393;; 394gnu/kfreebsd) 395 bsd="yes" 396;; 397freebsd) 398 bsd="yes" 399 # needed for kinfo_getvmmap(3) in libutil.h 400;; 401dragonfly) 402 bsd="yes" 403;; 404netbsd) 405 bsd="yes" 406;; 407openbsd) 408 bsd="yes" 409;; 410darwin) 411 bsd="yes" 412 darwin="yes" 413;; 414sunos) 415 solaris="yes" 416;; 417haiku) 418 pie="no" 419;; 420linux) 421 linux="yes" 422;; 423esac 424 425if test ! -z "$cpu" ; then 426 # command line argument 427 : 428elif check_define __i386__ ; then 429 cpu="i386" 430elif check_define __x86_64__ ; then 431 if check_define __ILP32__ ; then 432 cpu="x32" 433 else 434 cpu="x86_64" 435 fi 436elif check_define __sparc__ ; then 437 if check_define __arch64__ ; then 438 cpu="sparc64" 439 else 440 cpu="sparc" 441 fi 442elif check_define _ARCH_PPC ; then 443 if check_define _ARCH_PPC64 ; then 444 if check_define _LITTLE_ENDIAN ; then 445 cpu="ppc64le" 446 else 447 cpu="ppc64" 448 fi 449 else 450 cpu="ppc" 451 fi 452elif check_define __mips__ ; then 453 cpu="mips" 454elif check_define __s390__ ; then 455 if check_define __s390x__ ; then 456 cpu="s390x" 457 else 458 cpu="s390" 459 fi 460elif check_define __riscv ; then 461 cpu="riscv" 462elif check_define __arm__ ; then 463 cpu="arm" 464elif check_define __aarch64__ ; then 465 cpu="aarch64" 466elif check_define __loongarch64 ; then 467 cpu="loongarch64" 468else 469 # Using uname is really broken, but it is just a fallback for architectures 470 # that are going to use TCI anyway 471 cpu=$(uname -m) 472 echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'" 473fi 474 475# Normalise host CPU name and set multilib cflags. The canonicalization 476# isn't really necessary, because the architectures that we check for 477# should not hit the 'uname -m' case, but better safe than sorry. 478# Note that this case should only have supported host CPUs, not guests. 479case "$cpu" in 480 armv*b|armv*l|arm) 481 cpu="arm" ;; 482 483 i386|i486|i586|i686) 484 cpu="i386" 485 CPU_CFLAGS="-m32" ;; 486 x32) 487 cpu="x86_64" 488 CPU_CFLAGS="-mx32" ;; 489 x86_64|amd64) 490 cpu="x86_64" 491 # ??? Only extremely old AMD cpus do not have cmpxchg16b. 492 # If we truly care, we should simply detect this case at 493 # runtime and generate the fallback to serial emulation. 494 CPU_CFLAGS="-m64 -mcx16" ;; 495 496 mips*) 497 cpu="mips" ;; 498 499 ppc) 500 CPU_CFLAGS="-m32" ;; 501 ppc64) 502 CPU_CFLAGS="-m64 -mbig-endian" ;; 503 ppc64le) 504 cpu="ppc64" 505 CPU_CFLAGS="-m64 -mlittle-endian" ;; 506 507 s390) 508 CPU_CFLAGS="-m31" ;; 509 s390x) 510 CPU_CFLAGS="-m64" ;; 511 512 sparc|sun4[cdmuv]) 513 cpu="sparc" 514 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" ;; 515 sparc64) 516 CPU_CFLAGS="-m64 -mcpu=ultrasparc" ;; 517esac 518 519check_py_version() { 520 # We require python >= 3.7. 521 # NB: a True python conditional creates a non-zero return code (Failure) 522 "$1" -c 'import sys; sys.exit(sys.version_info < (3,7))' 523} 524 525first_python= 526if test -z "${PYTHON}"; then 527 # A bare 'python' is traditionally python 2.x, but some distros 528 # have it as python 3.x, so check in both places. 529 for binary in python3 python python3.11 python3.10 python3.9 python3.8 python3.7; do 530 if has "$binary"; then 531 python=$(command -v "$binary") 532 if check_py_version "$python"; then 533 # This one is good. 534 first_python= 535 break 536 else 537 first_python=$python 538 fi 539 fi 540 done 541else 542 # Same as above, but only check the environment variable. 543 has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable" 544 python=$(command -v "$PYTHON") 545 if check_py_version "$python"; then 546 # This one is good. 547 first_python= 548 else 549 first_python=$first_python 550 fi 551fi 552 553# Check for ancillary tools used in testing 554genisoimage= 555for binary in genisoimage mkisofs 556do 557 if has $binary 558 then 559 genisoimage=$(command -v "$binary") 560 break 561 fi 562done 563 564if test "$mingw32" = "yes" ; then 565 EXESUF=".exe" 566 prefix="/qemu" 567 bindir="" 568 qemu_suffix="" 569fi 570 571meson_option_build_array() { 572 printf '[' 573 (if test "$targetos" = windows; then 574 IFS=\; 575 else 576 IFS=: 577 fi 578 for e in $1; do 579 printf '"""' 580 # backslash escape any '\' and '"' characters 581 printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g' 582 printf '""",' 583 done) 584 printf ']\n' 585} 586 587. "$source_path/scripts/meson-buildoptions.sh" 588 589meson_options= 590meson_option_add() { 591 meson_options="$meson_options $(quote_sh "$1")" 592} 593meson_option_parse() { 594 meson_options="$meson_options $(_meson_option_parse "$@")" 595 if test $? -eq 1; then 596 echo "ERROR: unknown option $1" 597 echo "Try '$0 --help' for more information" 598 exit 1 599 fi 600} 601 602for opt do 603 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 604 case "$opt" in 605 --help|-h) show_help=yes 606 ;; 607 --version|-V) exec cat "$source_path/VERSION" 608 ;; 609 --prefix=*) prefix="$optarg" 610 ;; 611 --cross-prefix=*) 612 ;; 613 --cc=*) 614 ;; 615 --host-cc=*) host_cc="$optarg" 616 ;; 617 --cxx=*) 618 ;; 619 --objcc=*) 620 ;; 621 --make=*) 622 ;; 623 --install=*) 624 ;; 625 --python=*) python="$optarg" 626 ;; 627 --skip-meson) skip_meson=yes 628 ;; 629 --ninja=*) ninja="$optarg" 630 ;; 631 --smbd=*) smbd="$optarg" 632 ;; 633 --extra-cflags=*) 634 ;; 635 --extra-cxxflags=*) 636 ;; 637 --extra-objcflags=*) 638 ;; 639 --extra-ldflags=*) 640 ;; 641 --cross-cc-*) 642 ;; 643 --cross-prefix-*) 644 ;; 645 --enable-docs) docs=enabled 646 ;; 647 --disable-docs) docs=disabled 648 ;; 649 --cpu=*) 650 ;; 651 --target-list=*) target_list="$optarg" 652 if test "$target_list_exclude"; then 653 error_exit "Can't mix --target-list with --target-list-exclude" 654 fi 655 ;; 656 --target-list-exclude=*) target_list_exclude="$optarg" 657 if test "$target_list"; then 658 error_exit "Can't mix --target-list-exclude with --target-list" 659 fi 660 ;; 661 --with-default-devices) meson_option_add -Ddefault_devices=true 662 ;; 663 --without-default-devices) meson_option_add -Ddefault_devices=false 664 ;; 665 --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option" 666 ;; 667 --with-devices-*) device_arch=${opt#--with-devices-}; 668 device_arch=${device_arch%%=*} 669 cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak 670 if test -f "$cf"; then 671 device_archs="$device_archs $device_arch" 672 eval "devices_${device_arch}=\$optarg" 673 else 674 error_exit "File $cf does not exist" 675 fi 676 ;; 677 --without-default-features) # processed above 678 ;; 679 --static) static="yes" 680 ;; 681 --bindir=*) bindir="$optarg" 682 ;; 683 --with-suffix=*) qemu_suffix="$optarg" 684 ;; 685 --host=*|--build=*|\ 686 --disable-dependency-tracking|\ 687 --sbindir=*|--sharedstatedir=*|\ 688 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 689 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 690 # These switches are silently ignored, for compatibility with 691 # autoconf-generated configure scripts. This allows QEMU's 692 # configure to be used by RPM and similar macros that set 693 # lots of directory switches by default. 694 ;; 695 --enable-debug-tcg) debug_tcg="yes" 696 ;; 697 --disable-debug-tcg) debug_tcg="no" 698 ;; 699 --enable-debug) 700 # Enable debugging options that aren't excessively noisy 701 debug_tcg="yes" 702 meson_option_parse --enable-debug-graph-lock "" 703 meson_option_parse --enable-debug-mutex "" 704 meson_option_add -Doptimization=0 705 ;; 706 --disable-tcg) tcg="disabled" 707 plugins="no" 708 ;; 709 --enable-tcg) tcg="enabled" 710 ;; 711 --disable-system) softmmu="no" 712 ;; 713 --enable-system) softmmu="yes" 714 ;; 715 --disable-user) 716 linux_user="no" ; 717 bsd_user="no" ; 718 ;; 719 --enable-user) ;; 720 --disable-linux-user) linux_user="no" 721 ;; 722 --enable-linux-user) linux_user="yes" 723 ;; 724 --disable-bsd-user) bsd_user="no" 725 ;; 726 --enable-bsd-user) bsd_user="yes" 727 ;; 728 --enable-pie) pie="yes" 729 ;; 730 --disable-pie) pie="no" 731 ;; 732 --enable-werror) werror="yes" 733 ;; 734 --disable-werror) werror="no" 735 ;; 736 --enable-cfi) 737 cfi="true"; 738 meson_option_add -Db_lto=true 739 ;; 740 --disable-cfi) cfi="false" 741 ;; 742 --with-git-submodules=*) 743 git_submodules_action="$optarg" 744 ;; 745 --disable-download) download="disabled" 746 ;; 747 --enable-download) download="enabled" 748 ;; 749 --enable-plugins) if test "$mingw32" = "yes"; then 750 error_exit "TCG plugins not currently supported on Windows platforms" 751 else 752 plugins="yes" 753 fi 754 ;; 755 --disable-plugins) plugins="no" 756 ;; 757 --enable-containers) use_containers="yes" 758 ;; 759 --disable-containers) use_containers="no" 760 ;; 761 --gdb=*) gdb_bin="$optarg" 762 ;; 763 # everything else has the same name in configure and meson 764 --*) meson_option_parse "$opt" "$optarg" 765 ;; 766 esac 767done 768 769# test for any invalid configuration combinations 770if test "$plugins" = "yes" -a "$tcg" = "disabled"; then 771 error_exit "Can't enable plugins on non-TCG builds" 772fi 773 774if ! test -f "$source_path/subprojects/keycodemapdb/README" \ 775 && test -f "$download" = disabled 776then 777 echo 778 echo "ERROR: missing subprojects" 779 echo 780 if test -e "$source_path/.git"; then 781 echo "--disable-download specified but subprojects were not" 782 echo 'checked out. Please invoke "meson subprojects download"' 783 echo "before configuring QEMU, or remove --disable-download" 784 echo "from the command line." 785 else 786 echo "This is not a GIT checkout but subproject content appears to" 787 echo "be missing. Do not use 'git archive' or GitHub download links" 788 echo "to acquire QEMU source archives. Non-GIT builds are only" 789 echo "supported with source archives linked from:" 790 echo 791 echo " https://www.qemu.org/download/#source" 792 echo 793 echo "Developers working with GIT can use scripts/archive-source.sh" 794 echo "if they need to create valid source archives." 795 fi 796 echo 797 exit 1 798fi 799 800case $git_submodules_action in 801 update|validate) 802 if test ! -e "$source_path/.git" || ! has git; then 803 echo "ERROR: cannot $git_submodules_action git submodules without .git" 804 exit 1 805 fi 806 ;; 807 ignore) 808 if ! test -f "$source_path/tests/fp/berkeley-testfloat-3/README.md" 809 then 810 echo 811 echo "ERROR: missing GIT submodules" 812 echo 813 if test -e "$source_path/.git"; then 814 echo "--with-git-submodules=ignore specified but submodules were not" 815 echo "checked out. Please initialize and update submodules." 816 else 817 echo "This is not a GIT checkout but module content appears to" 818 echo "be missing. Do not use 'git archive' or GitHub download links" 819 echo "to acquire QEMU source archives. Non-GIT builds are only" 820 echo "supported with source archives linked from:" 821 echo 822 echo " https://www.qemu.org/download/#source" 823 echo 824 echo "Developers working with GIT can use scripts/archive-source.sh" 825 echo "if they need to create valid source archives." 826 fi 827 echo 828 exit 1 829 fi 830 ;; 831 *) 832 echo "ERROR: invalid --with-git-submodules= value '$git_submodules_action'" 833 exit 1 834 ;; 835esac 836 837default_target_list="" 838mak_wilds="" 839 840if [ "$linux_user" != no ]; then 841 if [ "$targetos" = linux ] && [ -d "$source_path/linux-user/include/host/$cpu" ]; then 842 linux_user=yes 843 elif [ "$linux_user" = yes ]; then 844 error_exit "linux-user not supported on this architecture" 845 fi 846fi 847if [ "$bsd_user" != no ]; then 848 if [ "$bsd_user" = "" ]; then 849 test $targetos = freebsd && bsd_user=yes 850 fi 851 if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then 852 error_exit "bsd-user not supported on this host OS" 853 fi 854fi 855if [ "$softmmu" = "yes" ]; then 856 mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak" 857fi 858if [ "$linux_user" = "yes" ]; then 859 mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak" 860fi 861if [ "$bsd_user" = "yes" ]; then 862 mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak" 863fi 864 865for config in $mak_wilds; do 866 target="$(basename "$config" .mak)" 867 if echo "$target_list_exclude" | grep -vq "$target"; then 868 default_target_list="${default_target_list} $target" 869 fi 870done 871 872if test x"$show_help" = x"yes" ; then 873cat << EOF 874 875Usage: configure [options] 876Options: [defaults in brackets after descriptions] 877 878Standard options: 879 --help print this message 880 --prefix=PREFIX install in PREFIX [$prefix] 881 --target-list=LIST set target list (default: build all) 882$(echo Available targets: $default_target_list | \ 883 fold -s -w 53 | sed -e 's/^/ /') 884 --target-list-exclude=LIST exclude a set of targets from the default target-list 885 886Advanced options (experts only): 887 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix] 888 --cc=CC use C compiler CC [$cc] 889 --host-cc=CC use C compiler CC [$host_cc] for code run at 890 build time 891 --cxx=CXX use C++ compiler CXX [$cxx] 892 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 893 --extra-cflags=CFLAGS append extra C compiler flags CFLAGS 894 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS 895 --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS 896 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 897 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 898 --cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests 899 --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases 900 --python=PYTHON use specified python [$python] 901 --ninja=NINJA use specified ninja [$ninja] 902 --smbd=SMBD use specified smbd [$smbd] 903 --with-git-submodules=update update git submodules (default if .git dir exists) 904 --with-git-submodules=validate fail if git submodules are not up to date 905 --with-git-submodules=ignore do not update or check git submodules (default if no .git dir) 906 --static enable static build [$static] 907 --bindir=PATH install binaries in PATH 908 --with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix] 909 --without-default-features default all --enable-* options to "disabled" 910 --without-default-devices do not include any device that is not needed to 911 start the emulator (only use if you are including 912 desired devices in configs/devices/) 913 --with-devices-ARCH=NAME override default configs/devices 914 --enable-debug enable common debug build options 915 --disable-werror disable compilation abort on warning 916 --cpu=CPU Build for host CPU [$cpu] 917 --enable-plugins 918 enable plugins via shared library loading 919 --disable-containers don't use containers for cross-building 920 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 921EOF 922 meson_options_help 923cat << EOF 924 system all system emulation targets 925 user supported user emulation targets 926 linux-user all linux usermode emulation targets 927 bsd-user all BSD usermode emulation targets 928 pie Position Independent Executables 929 debug-tcg TCG debugging (default is disabled) 930 931NOTE: The object files are built at the place where configure is launched 932EOF 933exit 0 934fi 935 936# Remove old dependency files to make sure that they get properly regenerated 937rm -f ./*/config-devices.mak.d 938 939if test -z "$python" 940then 941 # If first_python is set, there was a binary somewhere even though 942 # it was not suitable. Use it for the error message. 943 if test -n "$first_python"; then 944 error_exit "Cannot use '$first_python', Python >= 3.7 is required." \ 945 "Use --python=/path/to/python to specify a supported Python." 946 else 947 error_exit "Python not found. Use --python=/path/to/python" 948 fi 949fi 950 951if ! check_py_version "$python"; then 952 error_exit "Cannot use '$python', Python >= 3.7 is required." \ 953 "Use --python=/path/to/python to specify a supported Python." \ 954 "Maybe try:" \ 955 " openSUSE Leap 15.3+: zypper install python39" \ 956 " CentOS 8: dnf install python38" 957fi 958 959# Resolve PATH 960python="$(command -v "$python")" 961 962# Create a Python virtual environment using our configured python. 963# The stdout of this script will be the location of a symlink that 964# points to the configured Python. 965# Entry point scripts for pip, meson, and sphinx are generated if those 966# packages are present. 967 968# Defaults assumed for now: 969# - venv is cleared if it exists already; 970# - venv is allowed to use system packages; 971# - all setup can be performed offline; 972# - missing packages may be fetched from PyPI, 973# unless --disable-download is passed. 974# - pip is not installed into the venv when possible, 975# but ensurepip is called as a fallback when necessary. 976 977echo "python determined to be '$python'" 978echo "python version: $($python --version)" 979 980python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)" 981if test "$?" -ne 0 ; then 982 error_exit "python venv creation failed" 983fi 984 985# Suppress writing compiled files 986python="$python -B" 987mkvenv="$python ${source_path}/python/scripts/mkvenv.py" 988 989mkvenv_flags="" 990if test "$download" = "enabled" ; then 991 mkvenv_flags="--online" 992fi 993 994if ! $mkvenv ensure \ 995 $mkvenv_flags \ 996 --dir "${source_path}/python/wheels" \ 997 --diagnose "meson" \ 998 "meson>=0.63.0" ; 999then 1000 exit 1 1001fi 1002 1003# At this point, we expect Meson to be installed and available. 1004# We expect mkvenv or pip to have created pyvenv/bin/meson for us. 1005# We ignore PATH completely here: we want to use the venv's Meson 1006# *exclusively*. 1007 1008meson="$(cd pyvenv/bin; pwd)/meson" 1009 1010# Conditionally ensure Sphinx is installed. 1011 1012mkvenv_flags="" 1013if test "$download" = "enabled" -a "$docs" = "enabled" ; then 1014 mkvenv_flags="--online" 1015fi 1016 1017if test "$docs" != "disabled" ; then 1018 if ! $mkvenv ensure \ 1019 $mkvenv_flags \ 1020 --diagnose "sphinx-build" \ 1021 "sphinx>=1.6.0" "sphinx-rtd-theme>=0.5.0"; 1022 then 1023 if test "$docs" = "enabled" ; then 1024 exit 1 1025 fi 1026 echo "Sphinx not found/usable, disabling docs." 1027 docs=disabled 1028 else 1029 docs=enabled 1030 fi 1031fi 1032 1033# Probe for ninja 1034 1035if test -z "$ninja"; then 1036 for c in ninja ninja-build samu; do 1037 if has $c; then 1038 ninja=$(command -v "$c") 1039 break 1040 fi 1041 done 1042 if test -z "$ninja"; then 1043 error_exit "Cannot find Ninja" 1044 fi 1045fi 1046 1047# Consult white-list to determine whether to enable werror 1048# by default. Only enable by default for git builds 1049if test -z "$werror" ; then 1050 if test "$git_submodules_action" != "ignore" && \ 1051 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then 1052 werror="yes" 1053 else 1054 werror="no" 1055 fi 1056fi 1057 1058if test "$targetos" = "bogus"; then 1059 # Now that we know that we're not printing the help and that 1060 # the compiler works (so the results of the check_defines we used 1061 # to identify the OS are reliable), if we didn't recognize the 1062 # host OS we should stop now. 1063 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 1064fi 1065 1066if test "$static" = "yes" ; then 1067 if test "$plugins" = "yes"; then 1068 error_exit "static and plugins are mutually incompatible" 1069 else 1070 plugins="no" 1071 fi 1072fi 1073test "$plugins" = "" && plugins=yes 1074 1075cat > $TMPC << EOF 1076 1077#ifdef __linux__ 1078# define THREAD __thread 1079#else 1080# define THREAD 1081#endif 1082static THREAD int tls_var; 1083int main(void) { return tls_var; } 1084EOF 1085 1086if test "$static" = "yes"; then 1087 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then 1088 pie="yes" 1089 elif test "$pie" = "yes"; then 1090 error_exit "-static-pie not available due to missing toolchain support" 1091 else 1092 pie="no" 1093 fi 1094elif test "$pie" != "no"; then 1095 if compile_prog "-Werror -fPIE -DPIE" "-pie"; then 1096 pie="yes" 1097 elif test "$pie" = "yes"; then 1098 error_exit "PIE not available due to missing toolchain support" 1099 else 1100 echo "Disabling PIE due to missing toolchain support" 1101 pie="no" 1102 fi 1103fi 1104 1105########################################## 1106 1107if test -z "${target_list+xxx}" ; then 1108 default_targets=yes 1109 for target in $default_target_list; do 1110 target_list="$target_list $target" 1111 done 1112 target_list="${target_list# }" 1113else 1114 default_targets=no 1115 target_list=$(echo "$target_list" | sed -e 's/,/ /g') 1116 for target in $target_list; do 1117 # Check that we recognised the target name; this allows a more 1118 # friendly error message than if we let it fall through. 1119 case " $default_target_list " in 1120 *" $target "*) 1121 ;; 1122 *) 1123 error_exit "Unknown target name '$target'" 1124 ;; 1125 esac 1126 done 1127fi 1128 1129# see if system emulation was really requested 1130case " $target_list " in 1131 *"-softmmu "*) softmmu=yes 1132 ;; 1133 *) softmmu=no 1134 ;; 1135esac 1136 1137if test "$tcg" = "auto"; then 1138 if test -z "$target_list"; then 1139 tcg="disabled" 1140 else 1141 tcg="enabled" 1142 fi 1143fi 1144 1145if test "$tcg" = "enabled"; then 1146 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3" 1147 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3" 1148fi 1149 1150########################################## 1151# big/little endian test 1152cat > $TMPC << EOF 1153#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 1154# error LITTLE 1155#endif 1156int main(void) { return 0; } 1157EOF 1158 1159if ! compile_prog ; then 1160 bigendian="no" 1161else 1162 cat > $TMPC << EOF 1163#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 1164# error BIG 1165#endif 1166int main(void) { return 0; } 1167EOF 1168 1169 if ! compile_prog ; then 1170 bigendian="yes" 1171 else 1172 echo big/little test failed 1173 exit 1 1174 fi 1175fi 1176 1177######################################## 1178# check if ccache is interfering with 1179# semantic analysis of macros 1180 1181unset CCACHE_CPP2 1182ccache_cpp2=no 1183cat > $TMPC << EOF 1184static const int Z = 1; 1185#define fn() ({ Z; }) 1186#define TAUT(X) ((X) == Z) 1187#define PAREN(X, Y) (X == Y) 1188#define ID(X) (X) 1189int main(void) 1190{ 1191 int x = 0, y = 0; 1192 x = ID(x); 1193 x = fn(); 1194 fn(); 1195 if (PAREN(x, y)) return 0; 1196 if (TAUT(Z)) return 0; 1197 return 0; 1198} 1199EOF 1200 1201if ! compile_object "-Werror"; then 1202 ccache_cpp2=yes 1203fi 1204 1205########################################## 1206# functions to probe cross compilers 1207 1208container="no" 1209runc="" 1210if test $use_containers = "yes" && (has "docker" || has "podman"); then 1211 case $($python "$source_path"/tests/docker/docker.py probe) in 1212 *docker) container=docker ;; 1213 podman) container=podman ;; 1214 no) container=no ;; 1215 esac 1216 if test "$container" != "no"; then 1217 docker_py="$python $source_path/tests/docker/docker.py --engine $container" 1218 runc=$($python "$source_path"/tests/docker/docker.py probe) 1219 fi 1220fi 1221 1222# cross compilers defaults, can be overridden with --cross-cc-ARCH 1223: ${cross_prefix_aarch64="aarch64-linux-gnu-"} 1224: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"} 1225: ${cross_prefix_alpha="alpha-linux-gnu-"} 1226: ${cross_prefix_arm="arm-linux-gnueabihf-"} 1227: ${cross_prefix_armeb="$cross_prefix_arm"} 1228: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"} 1229: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"} 1230: ${cross_prefix_hppa="hppa-linux-gnu-"} 1231: ${cross_prefix_i386="i686-linux-gnu-"} 1232: ${cross_prefix_m68k="m68k-linux-gnu-"} 1233: ${cross_prefix_microblaze="microblaze-linux-musl-"} 1234: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"} 1235: ${cross_prefix_mips64="mips64-linux-gnuabi64-"} 1236: ${cross_prefix_mipsel="mipsel-linux-gnu-"} 1237: ${cross_prefix_mips="mips-linux-gnu-"} 1238: ${cross_prefix_nios2="nios2-linux-gnu-"} 1239: ${cross_prefix_ppc="powerpc-linux-gnu-"} 1240: ${cross_prefix_ppc64="powerpc64-linux-gnu-"} 1241: ${cross_prefix_ppc64le="$cross_prefix_ppc64"} 1242: ${cross_prefix_riscv64="riscv64-linux-gnu-"} 1243: ${cross_prefix_s390x="s390x-linux-gnu-"} 1244: ${cross_prefix_sh4="sh4-linux-gnu-"} 1245: ${cross_prefix_sparc64="sparc64-linux-gnu-"} 1246: ${cross_prefix_sparc="$cross_prefix_sparc64"} 1247: ${cross_prefix_x86_64="x86_64-linux-gnu-"} 1248 1249: ${cross_cc_aarch64_be="$cross_cc_aarch64"} 1250: ${cross_cc_cflags_aarch64_be="-mbig-endian"} 1251: ${cross_cc_armeb="$cross_cc_arm"} 1252: ${cross_cc_cflags_armeb="-mbig-endian"} 1253: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"} 1254: ${cross_cc_cflags_hexagon="-mv73 -O2 -static"} 1255: ${cross_cc_cflags_i386="-m32"} 1256: ${cross_cc_cflags_ppc="-m32 -mbig-endian"} 1257: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"} 1258: ${cross_cc_ppc64le="$cross_cc_ppc64"} 1259: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"} 1260: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"} 1261: ${cross_cc_sparc="$cross_cc_sparc64"} 1262: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"} 1263: ${cross_cc_cflags_x86_64="-m64"} 1264 1265compute_target_variable() { 1266 eval "$2=" 1267 if eval test -n "\"\${cross_prefix_$1}\""; then 1268 if eval has "\"\${cross_prefix_$1}\$3\""; then 1269 eval "$2=\"\${cross_prefix_$1}\$3\"" 1270 fi 1271 fi 1272} 1273 1274have_target() { 1275 for i; do 1276 case " $target_list " in 1277 *" $i "*) return 0;; 1278 *) ;; 1279 esac 1280 done 1281 return 1 1282} 1283 1284# probe_target_compiler TARGET 1285# 1286# Look for a compiler for the given target, either native or cross. 1287# Set variables target_* if a compiler is found, and container_cross_* 1288# if a Docker-based cross-compiler image is known for the target. 1289# Set got_cross_cc to yes/no depending on whether a non-container-based 1290# compiler was found. 1291# 1292# If TARGET is a user-mode emulation target, also set build_static to 1293# "y" if static linking is possible. 1294# 1295probe_target_compiler() { 1296 # reset all output variables 1297 got_cross_cc=no 1298 container_image= 1299 container_hosts= 1300 container_cross_cc= 1301 container_cross_ar= 1302 container_cross_as= 1303 container_cross_ld= 1304 container_cross_nm= 1305 container_cross_objcopy= 1306 container_cross_ranlib= 1307 container_cross_strip= 1308 1309 target_arch=${1%%-*} 1310 case $target_arch in 1311 aarch64) container_hosts="x86_64 aarch64" ;; 1312 alpha) container_hosts=x86_64 ;; 1313 arm) container_hosts="x86_64 aarch64" ;; 1314 cris) container_hosts=x86_64 ;; 1315 hexagon) container_hosts=x86_64 ;; 1316 hppa) container_hosts=x86_64 ;; 1317 i386) container_hosts=x86_64 ;; 1318 loongarch64) container_hosts=x86_64 ;; 1319 m68k) container_hosts=x86_64 ;; 1320 microblaze) container_hosts=x86_64 ;; 1321 mips64el) container_hosts=x86_64 ;; 1322 mips64) container_hosts=x86_64 ;; 1323 mipsel) container_hosts=x86_64 ;; 1324 mips) container_hosts=x86_64 ;; 1325 nios2) container_hosts=x86_64 ;; 1326 ppc) container_hosts=x86_64 ;; 1327 ppc64|ppc64le) container_hosts=x86_64 ;; 1328 riscv64) container_hosts=x86_64 ;; 1329 s390x) container_hosts=x86_64 ;; 1330 sh4) container_hosts=x86_64 ;; 1331 sparc64) container_hosts=x86_64 ;; 1332 tricore) container_hosts=x86_64 ;; 1333 x86_64) container_hosts="aarch64 ppc64el x86_64" ;; 1334 xtensa*) container_hosts=x86_64 ;; 1335 esac 1336 1337 for host in $container_hosts; do 1338 test "$container" != no || continue 1339 test "$host" = "$cpu" || continue 1340 case $target_arch in 1341 aarch64) 1342 # We don't have any bigendian build tools so we only use this for AArch64 1343 container_image=debian-arm64-cross 1344 container_cross_prefix=aarch64-linux-gnu- 1345 container_cross_cc=${container_cross_prefix}gcc-10 1346 ;; 1347 alpha) 1348 container_image=debian-alpha-cross 1349 container_cross_prefix=alpha-linux-gnu- 1350 ;; 1351 arm) 1352 # We don't have any bigendian build tools so we only use this for ARM 1353 container_image=debian-armhf-cross 1354 container_cross_prefix=arm-linux-gnueabihf- 1355 ;; 1356 cris) 1357 container_image=fedora-cris-cross 1358 container_cross_prefix=cris-linux-gnu- 1359 ;; 1360 hexagon) 1361 container_image=debian-hexagon-cross 1362 container_cross_prefix=hexagon-unknown-linux-musl- 1363 container_cross_cc=${container_cross_prefix}clang 1364 ;; 1365 hppa) 1366 container_image=debian-hppa-cross 1367 container_cross_prefix=hppa-linux-gnu- 1368 ;; 1369 i386) 1370 container_image=fedora-i386-cross 1371 container_cross_prefix= 1372 ;; 1373 loongarch64) 1374 container_image=debian-loongarch-cross 1375 container_cross_prefix=loongarch64-unknown-linux-gnu- 1376 ;; 1377 m68k) 1378 container_image=debian-m68k-cross 1379 container_cross_prefix=m68k-linux-gnu- 1380 ;; 1381 microblaze) 1382 container_image=debian-microblaze-cross 1383 container_cross_prefix=microblaze-linux-musl- 1384 ;; 1385 mips64el) 1386 container_image=debian-mips64el-cross 1387 container_cross_prefix=mips64el-linux-gnuabi64- 1388 ;; 1389 mips64) 1390 container_image=debian-mips64-cross 1391 container_cross_prefix=mips64-linux-gnuabi64- 1392 ;; 1393 mipsel) 1394 container_image=debian-mipsel-cross 1395 container_cross_prefix=mipsel-linux-gnu- 1396 ;; 1397 mips) 1398 container_image=debian-mips-cross 1399 container_cross_prefix=mips-linux-gnu- 1400 ;; 1401 nios2) 1402 container_image=debian-nios2-cross 1403 container_cross_prefix=nios2-linux-gnu- 1404 ;; 1405 ppc) 1406 container_image=debian-powerpc-test-cross 1407 container_cross_prefix=powerpc-linux-gnu- 1408 container_cross_cc=${container_cross_prefix}gcc-10 1409 ;; 1410 ppc64|ppc64le) 1411 container_image=debian-powerpc-test-cross 1412 container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu- 1413 container_cross_cc=${container_cross_prefix}gcc-10 1414 ;; 1415 riscv64) 1416 container_image=debian-riscv64-test-cross 1417 container_cross_prefix=riscv64-linux-gnu- 1418 ;; 1419 s390x) 1420 container_image=debian-s390x-cross 1421 container_cross_prefix=s390x-linux-gnu- 1422 ;; 1423 sh4) 1424 container_image=debian-sh4-cross 1425 container_cross_prefix=sh4-linux-gnu- 1426 ;; 1427 sparc64) 1428 container_image=debian-sparc64-cross 1429 container_cross_prefix=sparc64-linux-gnu- 1430 ;; 1431 tricore) 1432 container_image=debian-tricore-cross 1433 container_cross_prefix=tricore- 1434 container_cross_as=tricore-as 1435 container_cross_ld=tricore-ld 1436 break 1437 ;; 1438 x86_64) 1439 container_image=debian-amd64-cross 1440 container_cross_prefix=x86_64-linux-gnu- 1441 ;; 1442 xtensa*) 1443 container_hosts=x86_64 1444 container_image=debian-xtensa-cross 1445 1446 # default to the dc232b cpu 1447 container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf- 1448 ;; 1449 esac 1450 : ${container_cross_cc:=${container_cross_prefix}gcc} 1451 : ${container_cross_ar:=${container_cross_prefix}ar} 1452 : ${container_cross_as:=${container_cross_prefix}as} 1453 : ${container_cross_ld:=${container_cross_prefix}ld} 1454 : ${container_cross_nm:=${container_cross_prefix}nm} 1455 : ${container_cross_objcopy:=${container_cross_prefix}objcopy} 1456 : ${container_cross_ranlib:=${container_cross_prefix}ranlib} 1457 : ${container_cross_strip:=${container_cross_prefix}strip} 1458 done 1459 1460 try=cross 1461 case "$target_arch:$cpu" in 1462 aarch64_be:aarch64 | \ 1463 armeb:arm | \ 1464 i386:x86_64 | \ 1465 mips*:mips64 | \ 1466 ppc*:ppc64 | \ 1467 sparc:sparc64 | \ 1468 "$cpu:$cpu") 1469 try='native cross' ;; 1470 esac 1471 eval "target_cflags=\${cross_cc_cflags_$target_arch}" 1472 for thistry in $try; do 1473 case $thistry in 1474 native) 1475 target_cc=$cc 1476 target_ccas=$ccas 1477 target_ar=$ar 1478 target_as=$as 1479 target_ld=$ld 1480 target_nm=$nm 1481 target_objcopy=$objcopy 1482 target_ranlib=$ranlib 1483 target_strip=$strip 1484 ;; 1485 cross) 1486 target_cc= 1487 if eval test -n "\"\${cross_cc_$target_arch}\""; then 1488 if eval has "\"\${cross_cc_$target_arch}\""; then 1489 eval "target_cc=\"\${cross_cc_$target_arch}\"" 1490 fi 1491 else 1492 compute_target_variable $target_arch target_cc gcc 1493 fi 1494 target_ccas=$target_cc 1495 compute_target_variable $target_arch target_ar ar 1496 compute_target_variable $target_arch target_as as 1497 compute_target_variable $target_arch target_ld ld 1498 compute_target_variable $target_arch target_nm nm 1499 compute_target_variable $target_arch target_objcopy objcopy 1500 compute_target_variable $target_arch target_ranlib ranlib 1501 compute_target_variable $target_arch target_strip strip 1502 ;; 1503 esac 1504 1505 if test -n "$target_cc"; then 1506 case $target_arch in 1507 i386|x86_64) 1508 if $target_cc --version | grep -qi "clang"; then 1509 continue 1510 fi 1511 ;; 1512 esac 1513 elif test -n "$target_as" && test -n "$target_ld"; then 1514 # Special handling for assembler only targets 1515 case $target in 1516 tricore-softmmu) 1517 build_static= 1518 got_cross_cc=yes 1519 break 1520 ;; 1521 *) 1522 continue 1523 ;; 1524 esac 1525 else 1526 continue 1527 fi 1528 1529 write_c_skeleton 1530 case $1 in 1531 *-softmmu) 1532 if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC && 1533 do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then 1534 got_cross_cc=yes 1535 break 1536 fi 1537 ;; 1538 *) 1539 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then 1540 build_static=y 1541 got_cross_cc=yes 1542 break 1543 fi 1544 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then 1545 build_static= 1546 got_cross_cc=yes 1547 break 1548 fi 1549 ;; 1550 esac 1551 done 1552 if test $got_cross_cc != yes; then 1553 build_static= 1554 target_cc= 1555 target_ccas= 1556 target_ar= 1557 target_as= 1558 target_ld= 1559 target_nm= 1560 target_objcopy= 1561 target_ranlib= 1562 target_strip= 1563 fi 1564 test -n "$target_cc" 1565} 1566 1567write_target_makefile() { 1568 echo "EXTRA_CFLAGS=$target_cflags" 1569 if test -z "$target_cc" && test -z "$target_as"; then 1570 test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?" 1571 echo "$1: docker-image-$container_image" >> Makefile.prereqs 1572 if test -n "$container_cross_cc"; then 1573 echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1574 echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1575 fi 1576 echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --" 1577 echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --" 1578 echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --" 1579 echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --" 1580 echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --" 1581 echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --" 1582 echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --" 1583 else 1584 if test -n "$target_cc"; then 1585 echo "CC=$target_cc" 1586 echo "CCAS=$target_ccas" 1587 fi 1588 if test -n "$target_ar"; then 1589 echo "AR=$target_ar" 1590 fi 1591 if test -n "$target_as"; then 1592 echo "AS=$target_as" 1593 fi 1594 if test -n "$target_ld"; then 1595 echo "LD=$target_ld" 1596 fi 1597 if test -n "$target_nm"; then 1598 echo "NM=$target_nm" 1599 fi 1600 if test -n "$target_objcopy"; then 1601 echo "OBJCOPY=$target_objcopy" 1602 fi 1603 if test -n "$target_ranlib"; then 1604 echo "RANLIB=$target_ranlib" 1605 fi 1606 if test -n "$target_strip"; then 1607 echo "STRIP=$target_strip" 1608 fi 1609 fi 1610} 1611 1612####################################### 1613# cross-compiled firmware targets 1614 1615# Set up build tree symlinks that point back into the source tree 1616# (these can be both files and directories). 1617# Caution: avoid adding files or directories here using wildcards. This 1618# will result in problems later if a new file matching the wildcard is 1619# added to the source tree -- nothing will cause configure to be rerun 1620# so the build tree will be missing the link back to the new file, and 1621# tests might fail. Prefer to keep the relevant files in their own 1622# directory and symlink the directory instead. 1623LINKS="Makefile" 1624LINKS="$LINKS docs/config" 1625LINKS="$LINKS pc-bios/optionrom/Makefile" 1626LINKS="$LINKS pc-bios/s390-ccw/Makefile" 1627LINKS="$LINKS pc-bios/vof/Makefile" 1628LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 1629LINKS="$LINKS tests/avocado tests/data" 1630LINKS="$LINKS tests/qemu-iotests/check" 1631LINKS="$LINKS python" 1632LINKS="$LINKS contrib/plugins/Makefile " 1633for f in $LINKS ; do 1634 if [ -e "$source_path/$f" ]; then 1635 symlink "$source_path/$f" "$f" 1636 fi 1637done 1638 1639echo "# Automatically generated by configure - do not modify" > Makefile.prereqs 1640 1641# Mac OS X ships with a broken assembler 1642roms= 1643if have_target i386-softmmu x86_64-softmmu && \ 1644 test "$targetos" != "darwin" && test "$targetos" != "sunos" && \ 1645 test "$targetos" != "haiku" && \ 1646 probe_target_compiler i386-softmmu; then 1647 roms="pc-bios/optionrom" 1648 config_mak=pc-bios/optionrom/config.mak 1649 echo "# Automatically generated by configure - do not modify" > $config_mak 1650 echo "TOPSRC_DIR=$source_path" >> $config_mak 1651 write_target_makefile >> $config_mak 1652fi 1653 1654if have_target ppc-softmmu ppc64-softmmu && \ 1655 probe_target_compiler ppc-softmmu; then 1656 roms="$roms pc-bios/vof" 1657 config_mak=pc-bios/vof/config.mak 1658 echo "# Automatically generated by configure - do not modify" > $config_mak 1659 echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak 1660 write_target_makefile >> $config_mak 1661fi 1662 1663# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10 1664# (which is the lowest architecture level that Clang supports) 1665if have_target s390x-softmmu && probe_target_compiler s390x-softmmu && \ 1666 GIT=git "$source_path/scripts/git-submodule.sh" "$git_submodules_action" roms/SLOF >> config.log 2>&1; then 1667 write_c_skeleton 1668 do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC 1669 has_z900=$? 1670 if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then 1671 if [ $has_z900 != 0 ]; then 1672 echo "WARNING: Your compiler does not support the z900!" 1673 echo " The s390-ccw bios will only work with guest CPUs >= z10." 1674 fi 1675 roms="$roms pc-bios/s390-ccw" 1676 config_mak=pc-bios/s390-ccw/config-host.mak 1677 echo "# Automatically generated by configure - do not modify" > $config_mak 1678 echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak 1679 echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_mak 1680 write_target_makefile >> $config_mak 1681 fi 1682fi 1683 1684####################################### 1685# generate config-host.mak 1686 1687if ! (GIT=git "$source_path/scripts/git-submodule.sh" "$git_submodules_action" "$git_submodules"); then 1688 exit 1 1689fi 1690 1691config_host_mak="config-host.mak" 1692 1693echo "# Automatically generated by configure - do not modify" > $config_host_mak 1694echo >> $config_host_mak 1695 1696echo all: >> $config_host_mak 1697echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak 1698echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_host_mak 1699 1700if test "$debug_tcg" = "yes" ; then 1701 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak 1702fi 1703if test "$mingw32" = "yes" ; then 1704 echo "CONFIG_WIN32=y" >> $config_host_mak 1705 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER-QEMU}" >> $config_host_mak 1706 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO-Linux}" >> $config_host_mak 1707 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION-$(cat "$source_path"/VERSION)}" >> $config_host_mak 1708else 1709 echo "CONFIG_POSIX=y" >> $config_host_mak 1710fi 1711 1712if test "$linux" = "yes" ; then 1713 echo "CONFIG_LINUX=y" >> $config_host_mak 1714fi 1715 1716if test "$darwin" = "yes" ; then 1717 echo "CONFIG_DARWIN=y" >> $config_host_mak 1718fi 1719 1720if test "$solaris" = "yes" ; then 1721 echo "CONFIG_SOLARIS=y" >> $config_host_mak 1722fi 1723echo "SRC_PATH=$source_path" >> $config_host_mak 1724echo "TARGET_DIRS=$target_list" >> $config_host_mak 1725 1726# XXX: suppress that 1727if [ "$bsd" = "yes" ] ; then 1728 echo "CONFIG_BSD=y" >> $config_host_mak 1729fi 1730 1731if test "$plugins" = "yes" ; then 1732 echo "CONFIG_PLUGIN=y" >> $config_host_mak 1733fi 1734 1735if test -n "$gdb_bin"; then 1736 gdb_version=$($gdb_bin --version | head -n 1) 1737 if version_ge ${gdb_version##* } 9.1; then 1738 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 1739 gdb_arches=$($python "$source_path/scripts/probe-gdb-support.py" $gdb_bin) 1740 else 1741 gdb_bin="" 1742 fi 1743fi 1744 1745if test "$container" != no; then 1746 echo "ENGINE=$container" >> $config_host_mak 1747 echo "RUNC=$runc" >> $config_host_mak 1748fi 1749echo "ROMS=$roms" >> $config_host_mak 1750echo "PYTHON=$python" >> $config_host_mak 1751echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 1752echo "MESON=$meson" >> $config_host_mak 1753echo "NINJA=$ninja" >> $config_host_mak 1754echo "PKG_CONFIG=${pkg_config}" >> $config_host_mak 1755echo "CC=$cc" >> $config_host_mak 1756echo "EXESUF=$EXESUF" >> $config_host_mak 1757 1758# use included Linux headers 1759if test "$linux" = "yes" ; then 1760 mkdir -p linux-headers 1761 case "$cpu" in 1762 i386|x86_64) 1763 linux_arch=x86 1764 ;; 1765 ppc|ppc64) 1766 linux_arch=powerpc 1767 ;; 1768 s390x) 1769 linux_arch=s390 1770 ;; 1771 aarch64) 1772 linux_arch=arm64 1773 ;; 1774 loongarch*) 1775 linux_arch=loongarch 1776 ;; 1777 mips64) 1778 linux_arch=mips 1779 ;; 1780 *) 1781 # For most CPUs the kernel architecture name and QEMU CPU name match. 1782 linux_arch="$cpu" 1783 ;; 1784 esac 1785 # For non-KVM architectures we will not have asm headers 1786 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then 1787 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 1788 fi 1789fi 1790 1791for target in $target_list; do 1792 target_dir="$target" 1793 target_name=$(echo $target | cut -d '-' -f 1)$EXESUF 1794 mkdir -p "$target_dir" 1795 case $target in 1796 *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;; 1797 *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;; 1798 esac 1799done 1800 1801if test "$default_targets" = "yes"; then 1802 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 1803fi 1804 1805if test "$ccache_cpp2" = "yes"; then 1806 echo "export CCACHE_CPP2=y" >> $config_host_mak 1807fi 1808 1809# tests/tcg configuration 1810(config_host_mak=tests/tcg/config-host.mak 1811mkdir -p tests/tcg 1812echo "# Automatically generated by configure - do not modify" > $config_host_mak 1813echo "SRC_PATH=$source_path" >> $config_host_mak 1814echo "HOST_CC=$host_cc" >> $config_host_mak 1815 1816# versioned checked in the main config_host.mak above 1817if test -n "$gdb_bin"; then 1818 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 1819fi 1820if test "$plugins" = "yes" ; then 1821 echo "CONFIG_PLUGIN=y" >> $config_host_mak 1822fi 1823 1824tcg_tests_targets= 1825for target in $target_list; do 1826 arch=${target%%-*} 1827 1828 case $target in 1829 xtensa*-linux-user) 1830 # the toolchain is not complete with headers, only build softmmu tests 1831 continue 1832 ;; 1833 *-softmmu) 1834 test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue 1835 qemu="qemu-system-$arch" 1836 ;; 1837 *-linux-user|*-bsd-user) 1838 qemu="qemu-$arch" 1839 ;; 1840 esac 1841 1842 if probe_target_compiler $target || test -n "$container_image"; then 1843 test -n "$container_image" && build_static=y 1844 mkdir -p "tests/tcg/$target" 1845 config_target_mak=tests/tcg/$target/config-target.mak 1846 ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile" 1847 echo "# Automatically generated by configure - do not modify" > "$config_target_mak" 1848 echo "TARGET_NAME=$arch" >> "$config_target_mak" 1849 echo "TARGET=$target" >> "$config_target_mak" 1850 write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak" 1851 echo "BUILD_STATIC=$build_static" >> "$config_target_mak" 1852 echo "QEMU=$PWD/$qemu" >> "$config_target_mak" 1853 1854 # will GDB work with these binaries? 1855 if test "${gdb_arches#*$arch}" != "$gdb_arches"; then 1856 echo "HOST_GDB_SUPPORTS_ARCH=y" >> "$config_target_mak" 1857 fi 1858 1859 echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs 1860 tcg_tests_targets="$tcg_tests_targets $target" 1861 fi 1862done 1863 1864if test "$tcg" = "enabled"; then 1865 echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> config-host.mak 1866fi 1867) 1868 1869if test "$skip_meson" = no; then 1870 cross="config-meson.cross.new" 1871 meson_quote() { 1872 test $# = 0 && return 1873 echo "'$(echo $* | sed "s/ /','/g")'" 1874 } 1875 1876 echo "# Automatically generated by configure - do not modify" > $cross 1877 echo "[properties]" >> $cross 1878 1879 # unroll any custom device configs 1880 for a in $device_archs; do 1881 eval "c=\$devices_${a}" 1882 echo "${a}-softmmu = '$c'" >> $cross 1883 done 1884 1885 echo "[built-in options]" >> $cross 1886 echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross 1887 echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross 1888 test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross 1889 echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross 1890 echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross 1891 echo "[binaries]" >> $cross 1892 echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross 1893 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross 1894 test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross 1895 echo "ar = [$(meson_quote $ar)]" >> $cross 1896 echo "nm = [$(meson_quote $nm)]" >> $cross 1897 echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross 1898 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 1899 if has $sdl2_config; then 1900 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 1901 fi 1902 echo "strip = [$(meson_quote $strip)]" >> $cross 1903 echo "widl = [$(meson_quote $widl)]" >> $cross 1904 echo "windres = [$(meson_quote $windres)]" >> $cross 1905 echo "windmc = [$(meson_quote $windmc)]" >> $cross 1906 if test "$cross_compile" = "yes"; then 1907 cross_arg="--cross-file config-meson.cross" 1908 echo "[host_machine]" >> $cross 1909 echo "system = '$targetos'" >> $cross 1910 case "$cpu" in 1911 i386) 1912 echo "cpu_family = 'x86'" >> $cross 1913 ;; 1914 *) 1915 echo "cpu_family = '$cpu'" >> $cross 1916 ;; 1917 esac 1918 echo "cpu = '$cpu'" >> $cross 1919 if test "$bigendian" = "yes" ; then 1920 echo "endian = 'big'" >> $cross 1921 else 1922 echo "endian = 'little'" >> $cross 1923 fi 1924 else 1925 cross_arg="--native-file config-meson.cross" 1926 fi 1927 mv $cross config-meson.cross 1928 1929 rm -rf meson-private meson-info meson-logs 1930 1931 # Built-in options 1932 test "$download" = "disabled" && meson_option_add "--wrap-mode=nodownload" 1933 test "$bindir" != "bin" && meson_option_add "-Dbindir=$bindir" 1934 test "$default_feature" = no && meson_option_add -Dauto_features=disabled 1935 test "$static" = yes && meson_option_add -Dprefer_static=true 1936 test "$pie" = no && meson_option_add -Db_pie=false 1937 test "$werror" = yes && meson_option_add -Dwerror=true 1938 1939 # QEMU options 1940 test "$cfi" != false && meson_option_add "-Dcfi=$cfi" 1941 test "$docs" != auto && meson_option_add "-Ddocs=$docs" 1942 test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE" 1943 test "$qemu_suffix" != qemu && meson_option_add "-Dqemu_suffix=$qemu_suffix" 1944 test "$smbd" != '' && meson_option_add "-Dsmbd=$smbd" 1945 test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg" 1946 run_meson() { 1947 NINJA=$ninja $meson setup --prefix "$prefix" "$@" $cross_arg "$PWD" "$source_path" 1948 } 1949 eval run_meson $meson_options 1950 if test "$?" -ne 0 ; then 1951 error_exit "meson setup failed" 1952 fi 1953else 1954 if test -f meson-private/cmd_line.txt; then 1955 # Adjust old command line options that were removed 1956 # sed -i is not portable 1957 perl -i -ne ' 1958 /^sphinx_build/ && next; 1959 print;' meson-private/cmd_line.txt 1960 fi 1961fi 1962 1963# Save the configure command line for later reuse. 1964cat <<EOD >config.status 1965#!/bin/sh 1966# Generated by configure. 1967# Run this file to recreate the current configuration. 1968# Compiler output produced by configure, useful for debugging 1969# configure, is in config.log if it exists. 1970EOD 1971 1972preserve_env() { 1973 envname=$1 1974 1975 eval envval=\$$envname 1976 1977 if test -n "$envval" 1978 then 1979 echo "$envname='$envval'" >> config.status 1980 echo "export $envname" >> config.status 1981 else 1982 echo "unset $envname" >> config.status 1983 fi 1984} 1985 1986# Preserve various env variables that influence what 1987# features/build target configure will detect 1988preserve_env AR 1989preserve_env AS 1990preserve_env CC 1991preserve_env CFLAGS 1992preserve_env CXX 1993preserve_env CXXFLAGS 1994preserve_env LD 1995preserve_env LDFLAGS 1996preserve_env LD_LIBRARY_PATH 1997preserve_env NM 1998preserve_env OBJCFLAGS 1999preserve_env OBJCOPY 2000preserve_env PATH 2001preserve_env PKG_CONFIG 2002preserve_env PKG_CONFIG_LIBDIR 2003preserve_env PKG_CONFIG_PATH 2004preserve_env PYTHON 2005preserve_env QEMU_GA_MANUFACTURER 2006preserve_env QEMU_GA_DISTRO 2007preserve_env QEMU_GA_VERSION 2008preserve_env SDL2_CONFIG 2009preserve_env SMBD 2010preserve_env STRIP 2011preserve_env WIDL 2012preserve_env WINDRES 2013preserve_env WINDMC 2014 2015printf "exec" >>config.status 2016for i in "$0" "$@"; do 2017 test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status 2018done 2019echo ' "$@"' >>config.status 2020chmod +x config.status 2021 2022rm -r "$TMPDIR1" 2023