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