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 if check_define _LP64 ; then 455 cpu="riscv64" 456 else 457 cpu="riscv32" 458 fi 459elif check_define __arm__ ; then 460 cpu="arm" 461elif check_define __aarch64__ ; then 462 cpu="aarch64" 463elif check_define __loongarch64 ; then 464 cpu="loongarch64" 465else 466 # Using uname is really broken, but it is just a fallback for architectures 467 # that are going to use TCI anyway 468 cpu=$(uname -m) 469 echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'" 470fi 471 472# Normalise host CPU name and set multilib cflags. The canonicalization 473# isn't really necessary, because the architectures that we check for 474# should not hit the 'uname -m' case, but better safe than sorry. 475# Note that this case should only have supported host CPUs, not guests. 476case "$cpu" in 477 armv*b|armv*l|arm) 478 cpu="arm" ;; 479 480 i386|i486|i586|i686) 481 cpu="i386" 482 CPU_CFLAGS="-m32" ;; 483 x32) 484 cpu="x86_64" 485 CPU_CFLAGS="-mx32" ;; 486 x86_64|amd64) 487 cpu="x86_64" 488 # ??? Only extremely old AMD cpus do not have cmpxchg16b. 489 # If we truly care, we should simply detect this case at 490 # runtime and generate the fallback to serial emulation. 491 CPU_CFLAGS="-m64 -mcx16" ;; 492 493 mips*) 494 cpu="mips" ;; 495 496 ppc) 497 CPU_CFLAGS="-m32" ;; 498 ppc64) 499 CPU_CFLAGS="-m64 -mbig-endian" ;; 500 ppc64le) 501 cpu="ppc64" 502 CPU_CFLAGS="-m64 -mlittle-endian" ;; 503 504 s390) 505 CPU_CFLAGS="-m31" ;; 506 s390x) 507 CPU_CFLAGS="-m64" ;; 508 509 sparc|sun4[cdmuv]) 510 cpu="sparc" 511 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" ;; 512 sparc64) 513 CPU_CFLAGS="-m64 -mcpu=ultrasparc" ;; 514esac 515 516check_py_version() { 517 # We require python >= 3.7. 518 # NB: a True python conditional creates a non-zero return code (Failure) 519 "$1" -c 'import sys; sys.exit(sys.version_info < (3,7))' 520} 521 522first_python= 523if test -z "${PYTHON}"; then 524 # A bare 'python' is traditionally python 2.x, but some distros 525 # have it as python 3.x, so check in both places. 526 for binary in python3 python python3.11 python3.10 python3.9 python3.8 python3.7; do 527 if has "$binary"; then 528 python=$(command -v "$binary") 529 if check_py_version "$python"; then 530 # This one is good. 531 first_python= 532 break 533 else 534 first_python=$python 535 fi 536 fi 537 done 538else 539 # Same as above, but only check the environment variable. 540 has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable" 541 python=$(command -v "$PYTHON") 542 if check_py_version "$python"; then 543 # This one is good. 544 first_python= 545 else 546 first_python=$first_python 547 fi 548fi 549 550# Check for ancillary tools used in testing 551genisoimage= 552for binary in genisoimage mkisofs 553do 554 if has $binary 555 then 556 genisoimage=$(command -v "$binary") 557 break 558 fi 559done 560 561if test "$mingw32" = "yes" ; then 562 EXESUF=".exe" 563 prefix="/qemu" 564 bindir="" 565 qemu_suffix="" 566fi 567 568meson_option_build_array() { 569 printf '[' 570 (if test "$targetos" = windows; then 571 IFS=\; 572 else 573 IFS=: 574 fi 575 for e in $1; do 576 printf '"""' 577 # backslash escape any '\' and '"' characters 578 printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g' 579 printf '""",' 580 done) 581 printf ']\n' 582} 583 584. "$source_path/scripts/meson-buildoptions.sh" 585 586meson_options= 587meson_option_add() { 588 meson_options="$meson_options $(quote_sh "$1")" 589} 590meson_option_parse() { 591 meson_options="$meson_options $(_meson_option_parse "$@")" 592 if test $? -eq 1; then 593 echo "ERROR: unknown option $1" 594 echo "Try '$0 --help' for more information" 595 exit 1 596 fi 597} 598 599for opt do 600 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 601 case "$opt" in 602 --help|-h) show_help=yes 603 ;; 604 --version|-V) exec cat "$source_path/VERSION" 605 ;; 606 --prefix=*) prefix="$optarg" 607 ;; 608 --cross-prefix=*) 609 ;; 610 --cc=*) 611 ;; 612 --host-cc=*) host_cc="$optarg" 613 ;; 614 --cxx=*) 615 ;; 616 --objcc=*) 617 ;; 618 --make=*) 619 ;; 620 --install=*) 621 ;; 622 --python=*) python="$optarg" 623 ;; 624 --skip-meson) skip_meson=yes 625 ;; 626 --ninja=*) ninja="$optarg" 627 ;; 628 --smbd=*) smbd="$optarg" 629 ;; 630 --extra-cflags=*) 631 ;; 632 --extra-cxxflags=*) 633 ;; 634 --extra-objcflags=*) 635 ;; 636 --extra-ldflags=*) 637 ;; 638 --cross-cc-*) 639 ;; 640 --cross-prefix-*) 641 ;; 642 --enable-docs) docs=enabled 643 ;; 644 --disable-docs) docs=disabled 645 ;; 646 --cpu=*) 647 ;; 648 --target-list=*) target_list="$optarg" 649 if test "$target_list_exclude"; then 650 error_exit "Can't mix --target-list with --target-list-exclude" 651 fi 652 ;; 653 --target-list-exclude=*) target_list_exclude="$optarg" 654 if test "$target_list"; then 655 error_exit "Can't mix --target-list-exclude with --target-list" 656 fi 657 ;; 658 --with-default-devices) meson_option_add -Ddefault_devices=true 659 ;; 660 --without-default-devices) meson_option_add -Ddefault_devices=false 661 ;; 662 --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option" 663 ;; 664 --with-devices-*) device_arch=${opt#--with-devices-}; 665 device_arch=${device_arch%%=*} 666 cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak 667 if test -f "$cf"; then 668 device_archs="$device_archs $device_arch" 669 eval "devices_${device_arch}=\$optarg" 670 else 671 error_exit "File $cf does not exist" 672 fi 673 ;; 674 --without-default-features) # processed above 675 ;; 676 --static) static="yes" 677 ;; 678 --bindir=*) bindir="$optarg" 679 ;; 680 --with-suffix=*) qemu_suffix="$optarg" 681 ;; 682 --host=*|--build=*|\ 683 --disable-dependency-tracking|\ 684 --sbindir=*|--sharedstatedir=*|\ 685 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 686 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 687 # These switches are silently ignored, for compatibility with 688 # autoconf-generated configure scripts. This allows QEMU's 689 # configure to be used by RPM and similar macros that set 690 # lots of directory switches by default. 691 ;; 692 --enable-debug-tcg) debug_tcg="yes" 693 ;; 694 --disable-debug-tcg) debug_tcg="no" 695 ;; 696 --enable-debug) 697 # Enable debugging options that aren't excessively noisy 698 debug_tcg="yes" 699 meson_option_parse --enable-debug-graph-lock "" 700 meson_option_parse --enable-debug-mutex "" 701 meson_option_add -Doptimization=0 702 ;; 703 --disable-tcg) tcg="disabled" 704 plugins="no" 705 ;; 706 --enable-tcg) tcg="enabled" 707 ;; 708 --disable-system) softmmu="no" 709 ;; 710 --enable-system) softmmu="yes" 711 ;; 712 --disable-user) 713 linux_user="no" ; 714 bsd_user="no" ; 715 ;; 716 --enable-user) ;; 717 --disable-linux-user) linux_user="no" 718 ;; 719 --enable-linux-user) linux_user="yes" 720 ;; 721 --disable-bsd-user) bsd_user="no" 722 ;; 723 --enable-bsd-user) bsd_user="yes" 724 ;; 725 --enable-pie) pie="yes" 726 ;; 727 --disable-pie) pie="no" 728 ;; 729 --enable-werror) werror="yes" 730 ;; 731 --disable-werror) werror="no" 732 ;; 733 --enable-cfi) 734 cfi="true"; 735 meson_option_add -Db_lto=true 736 ;; 737 --disable-cfi) cfi="false" 738 ;; 739 --disable-download) download="disabled"; git_submodules_action=validate; 740 ;; 741 --enable-download) download="enabled"; git_submodules_action=update; 742 ;; 743 --enable-plugins) if test "$mingw32" = "yes"; then 744 error_exit "TCG plugins not currently supported on Windows platforms" 745 else 746 plugins="yes" 747 fi 748 ;; 749 --disable-plugins) plugins="no" 750 ;; 751 --enable-containers) use_containers="yes" 752 ;; 753 --disable-containers) use_containers="no" 754 ;; 755 --gdb=*) gdb_bin="$optarg" 756 ;; 757 # everything else has the same name in configure and meson 758 --*) meson_option_parse "$opt" "$optarg" 759 ;; 760 esac 761done 762 763if ! test -e "$source_path/.git" 764then 765 git_submodules_action="validate" 766fi 767 768# test for any invalid configuration combinations 769if test "$plugins" = "yes" -a "$tcg" = "disabled"; then 770 error_exit "Can't enable plugins on non-TCG builds" 771fi 772 773if ! test -f "$source_path/subprojects/keycodemapdb/README" \ 774 && test "$download" = disabled 775then 776 echo 777 echo "ERROR: missing subprojects" 778 echo 779 if test -e "$source_path/.git"; then 780 echo "--disable-download specified but subprojects were not" 781 echo 'checked out. Please invoke "meson subprojects download"' 782 echo "before configuring QEMU, or remove --disable-download" 783 echo "from the command line." 784 else 785 echo "This is not a GIT checkout but subproject content appears to" 786 echo "be missing. Do not use 'git archive' or GitHub download links" 787 echo "to acquire QEMU source archives. Non-GIT builds are only" 788 echo "supported with source archives linked from:" 789 echo 790 echo " https://www.qemu.org/download/#source" 791 echo 792 echo "Developers working with GIT can use scripts/archive-source.sh" 793 echo "if they need to create valid source archives." 794 fi 795 echo 796 exit 1 797fi 798 799default_target_list="" 800mak_wilds="" 801 802if [ "$linux_user" != no ]; then 803 if [ "$targetos" = linux ] && [ -d "$source_path/linux-user/include/host/$cpu" ]; then 804 linux_user=yes 805 elif [ "$linux_user" = yes ]; then 806 error_exit "linux-user not supported on this architecture" 807 fi 808fi 809if [ "$bsd_user" != no ]; then 810 if [ "$bsd_user" = "" ]; then 811 test $targetos = freebsd && bsd_user=yes 812 fi 813 if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then 814 error_exit "bsd-user not supported on this host OS" 815 fi 816fi 817if [ "$softmmu" = "yes" ]; then 818 mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak" 819fi 820if [ "$linux_user" = "yes" ]; then 821 mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak" 822fi 823if [ "$bsd_user" = "yes" ]; then 824 mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak" 825fi 826 827for config in $mak_wilds; do 828 target="$(basename "$config" .mak)" 829 if echo "$target_list_exclude" | grep -vq "$target"; then 830 default_target_list="${default_target_list} $target" 831 fi 832done 833 834if test x"$show_help" = x"yes" ; then 835cat << EOF 836 837Usage: configure [options] 838Options: [defaults in brackets after descriptions] 839 840Standard options: 841 --help print this message 842 --prefix=PREFIX install in PREFIX [$prefix] 843 --target-list=LIST set target list (default: build all) 844$(echo Available targets: $default_target_list | \ 845 fold -s -w 53 | sed -e 's/^/ /') 846 --target-list-exclude=LIST exclude a set of targets from the default target-list 847 848Advanced options (experts only): 849 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix] 850 --cc=CC use C compiler CC [$cc] 851 --host-cc=CC use C compiler CC [$host_cc] for code run at 852 build time 853 --cxx=CXX use C++ compiler CXX [$cxx] 854 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 855 --extra-cflags=CFLAGS append extra C compiler flags CFLAGS 856 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS 857 --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS 858 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 859 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 860 --cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests 861 --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases 862 --python=PYTHON use specified python [$python] 863 --ninja=NINJA use specified ninja [$ninja] 864 --smbd=SMBD use specified smbd [$smbd] 865 --static enable static build [$static] 866 --bindir=PATH install binaries in PATH 867 --with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix] 868 --without-default-features default all --enable-* options to "disabled" 869 --without-default-devices do not include any device that is not needed to 870 start the emulator (only use if you are including 871 desired devices in configs/devices/) 872 --with-devices-ARCH=NAME override default configs/devices 873 --enable-debug enable common debug build options 874 --disable-werror disable compilation abort on warning 875 --cpu=CPU Build for host CPU [$cpu] 876 --enable-plugins 877 enable plugins via shared library loading 878 --disable-containers don't use containers for cross-building 879 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 880EOF 881 meson_options_help 882cat << EOF 883 system all system emulation targets 884 user supported user emulation targets 885 linux-user all linux usermode emulation targets 886 bsd-user all BSD usermode emulation targets 887 pie Position Independent Executables 888 debug-tcg TCG debugging (default is disabled) 889 890NOTE: The object files are built at the place where configure is launched 891EOF 892exit 0 893fi 894 895# Remove old dependency files to make sure that they get properly regenerated 896rm -f ./*/config-devices.mak.d 897 898if test -z "$python" 899then 900 # If first_python is set, there was a binary somewhere even though 901 # it was not suitable. Use it for the error message. 902 if test -n "$first_python"; then 903 error_exit "Cannot use '$first_python', Python >= 3.7 is required." \ 904 "Use --python=/path/to/python to specify a supported Python." 905 else 906 error_exit "Python not found. Use --python=/path/to/python" 907 fi 908fi 909 910if ! check_py_version "$python"; then 911 error_exit "Cannot use '$python', Python >= 3.7 is required." \ 912 "Use --python=/path/to/python to specify a supported Python." \ 913 "Maybe try:" \ 914 " openSUSE Leap 15.3+: zypper install python39" \ 915 " CentOS 8: dnf install python38" 916fi 917 918# Resolve PATH 919python="$(command -v "$python")" 920 921# Create a Python virtual environment using our configured python. 922# The stdout of this script will be the location of a symlink that 923# points to the configured Python. 924# Entry point scripts for pip, meson, and sphinx are generated if those 925# packages are present. 926 927# Defaults assumed for now: 928# - venv is cleared if it exists already; 929# - venv is allowed to use system packages; 930# - all setup can be performed offline; 931# - missing packages may be fetched from PyPI, 932# unless --disable-download is passed. 933# - pip is not installed into the venv when possible, 934# but ensurepip is called as a fallback when necessary. 935 936echo "python determined to be '$python'" 937echo "python version: $($python --version)" 938 939python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)" 940if test "$?" -ne 0 ; then 941 error_exit "python venv creation failed" 942fi 943 944# Suppress writing compiled files 945python="$python -B" 946mkvenv="$python ${source_path}/python/scripts/mkvenv.py" 947 948mkvenv_flags="" 949if test "$download" = "enabled" ; then 950 mkvenv_flags="--online" 951fi 952 953if ! $mkvenv ensure \ 954 $mkvenv_flags \ 955 --dir "${source_path}/python/wheels" \ 956 --diagnose "meson" \ 957 "meson>=0.63.0" ; 958then 959 exit 1 960fi 961 962# At this point, we expect Meson to be installed and available. 963# We expect mkvenv or pip to have created pyvenv/bin/meson for us. 964# We ignore PATH completely here: we want to use the venv's Meson 965# *exclusively*. 966 967meson="$(cd pyvenv/bin; pwd)/meson" 968 969# Conditionally ensure Sphinx is installed. 970 971mkvenv_flags="" 972if test "$download" = "enabled" -a "$docs" = "enabled" ; then 973 mkvenv_flags="--online" 974fi 975 976if test "$docs" != "disabled" ; then 977 if ! $mkvenv ensure \ 978 $mkvenv_flags \ 979 --diagnose "sphinx-build" \ 980 "sphinx>=1.6.0" "sphinx-rtd-theme>=0.5.0"; 981 then 982 if test "$docs" = "enabled" ; then 983 exit 1 984 fi 985 echo "Sphinx not found/usable, disabling docs." 986 docs=disabled 987 else 988 docs=enabled 989 fi 990fi 991 992# Probe for ninja 993 994if test -z "$ninja"; then 995 for c in ninja ninja-build samu; do 996 if has $c; then 997 ninja=$(command -v "$c") 998 break 999 fi 1000 done 1001 if test -z "$ninja"; then 1002 error_exit "Cannot find Ninja" 1003 fi 1004fi 1005 1006# Consult white-list to determine whether to enable werror 1007# by default. Only enable by default for git builds 1008if test -z "$werror" ; then 1009 if test -e "$source_path/.git" && \ 1010 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then 1011 werror="yes" 1012 else 1013 werror="no" 1014 fi 1015fi 1016 1017if test "$targetos" = "bogus"; then 1018 # Now that we know that we're not printing the help and that 1019 # the compiler works (so the results of the check_defines we used 1020 # to identify the OS are reliable), if we didn't recognize the 1021 # host OS we should stop now. 1022 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 1023fi 1024 1025if test "$static" = "yes" ; then 1026 if test "$plugins" = "yes"; then 1027 error_exit "static and plugins are mutually incompatible" 1028 else 1029 plugins="no" 1030 fi 1031fi 1032test "$plugins" = "" && plugins=yes 1033 1034cat > $TMPC << EOF 1035 1036#ifdef __linux__ 1037# define THREAD __thread 1038#else 1039# define THREAD 1040#endif 1041static THREAD int tls_var; 1042int main(void) { return tls_var; } 1043EOF 1044 1045if test "$static" = "yes"; then 1046 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then 1047 pie="yes" 1048 elif test "$pie" = "yes"; then 1049 error_exit "-static-pie not available due to missing toolchain support" 1050 else 1051 pie="no" 1052 fi 1053elif test "$pie" != "no"; then 1054 if compile_prog "-Werror -fPIE -DPIE" "-pie"; then 1055 pie="yes" 1056 elif test "$pie" = "yes"; then 1057 error_exit "PIE not available due to missing toolchain support" 1058 else 1059 echo "Disabling PIE due to missing toolchain support" 1060 pie="no" 1061 fi 1062fi 1063 1064########################################## 1065 1066if test -z "${target_list+xxx}" ; then 1067 default_targets=yes 1068 for target in $default_target_list; do 1069 target_list="$target_list $target" 1070 done 1071 target_list="${target_list# }" 1072else 1073 default_targets=no 1074 target_list=$(echo "$target_list" | sed -e 's/,/ /g') 1075 for target in $target_list; do 1076 # Check that we recognised the target name; this allows a more 1077 # friendly error message than if we let it fall through. 1078 case " $default_target_list " in 1079 *" $target "*) 1080 ;; 1081 *) 1082 error_exit "Unknown target name '$target'" 1083 ;; 1084 esac 1085 done 1086fi 1087 1088# see if system emulation was really requested 1089case " $target_list " in 1090 *"-softmmu "*) softmmu=yes 1091 ;; 1092 *) softmmu=no 1093 ;; 1094esac 1095 1096if test "$tcg" = "auto"; then 1097 if test -z "$target_list"; then 1098 tcg="disabled" 1099 else 1100 tcg="enabled" 1101 fi 1102fi 1103 1104########################################## 1105# big/little endian test 1106cat > $TMPC << EOF 1107#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 1108# error LITTLE 1109#endif 1110int main(void) { return 0; } 1111EOF 1112 1113if ! compile_prog ; then 1114 bigendian="no" 1115else 1116 cat > $TMPC << EOF 1117#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 1118# error BIG 1119#endif 1120int main(void) { return 0; } 1121EOF 1122 1123 if ! compile_prog ; then 1124 bigendian="yes" 1125 else 1126 echo big/little test failed 1127 exit 1 1128 fi 1129fi 1130 1131######################################## 1132# check if ccache is interfering with 1133# semantic analysis of macros 1134 1135unset CCACHE_CPP2 1136ccache_cpp2=no 1137cat > $TMPC << EOF 1138static const int Z = 1; 1139#define fn() ({ Z; }) 1140#define TAUT(X) ((X) == Z) 1141#define PAREN(X, Y) (X == Y) 1142#define ID(X) (X) 1143int main(void) 1144{ 1145 int x = 0, y = 0; 1146 x = ID(x); 1147 x = fn(); 1148 fn(); 1149 if (PAREN(x, y)) return 0; 1150 if (TAUT(Z)) return 0; 1151 return 0; 1152} 1153EOF 1154 1155if ! compile_object "-Werror"; then 1156 ccache_cpp2=yes 1157fi 1158 1159########################################## 1160# functions to probe cross compilers 1161 1162container="no" 1163runc="" 1164if test $use_containers = "yes" && (has "docker" || has "podman"); then 1165 case $($python "$source_path"/tests/docker/docker.py probe) in 1166 *docker) container=docker ;; 1167 podman) container=podman ;; 1168 no) container=no ;; 1169 esac 1170 if test "$container" != "no"; then 1171 docker_py="$python $source_path/tests/docker/docker.py --engine $container" 1172 runc=$($python "$source_path"/tests/docker/docker.py probe) 1173 fi 1174fi 1175 1176# cross compilers defaults, can be overridden with --cross-cc-ARCH 1177: ${cross_prefix_aarch64="aarch64-linux-gnu-"} 1178: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"} 1179: ${cross_prefix_alpha="alpha-linux-gnu-"} 1180: ${cross_prefix_arm="arm-linux-gnueabihf-"} 1181: ${cross_prefix_armeb="$cross_prefix_arm"} 1182: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"} 1183: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"} 1184: ${cross_prefix_hppa="hppa-linux-gnu-"} 1185: ${cross_prefix_i386="i686-linux-gnu-"} 1186: ${cross_prefix_m68k="m68k-linux-gnu-"} 1187: ${cross_prefix_microblaze="microblaze-linux-musl-"} 1188: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"} 1189: ${cross_prefix_mips64="mips64-linux-gnuabi64-"} 1190: ${cross_prefix_mipsel="mipsel-linux-gnu-"} 1191: ${cross_prefix_mips="mips-linux-gnu-"} 1192: ${cross_prefix_nios2="nios2-linux-gnu-"} 1193: ${cross_prefix_ppc="powerpc-linux-gnu-"} 1194: ${cross_prefix_ppc64="powerpc64-linux-gnu-"} 1195: ${cross_prefix_ppc64le="$cross_prefix_ppc64"} 1196: ${cross_prefix_riscv64="riscv64-linux-gnu-"} 1197: ${cross_prefix_s390x="s390x-linux-gnu-"} 1198: ${cross_prefix_sh4="sh4-linux-gnu-"} 1199: ${cross_prefix_sparc64="sparc64-linux-gnu-"} 1200: ${cross_prefix_sparc="$cross_prefix_sparc64"} 1201: ${cross_prefix_x86_64="x86_64-linux-gnu-"} 1202 1203: ${cross_cc_aarch64_be="$cross_cc_aarch64"} 1204: ${cross_cc_cflags_aarch64_be="-mbig-endian"} 1205: ${cross_cc_armeb="$cross_cc_arm"} 1206: ${cross_cc_cflags_armeb="-mbig-endian"} 1207: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"} 1208: ${cross_cc_cflags_hexagon="-mv73 -O2 -static"} 1209: ${cross_cc_cflags_i386="-m32"} 1210: ${cross_cc_cflags_ppc="-m32 -mbig-endian"} 1211: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"} 1212: ${cross_cc_ppc64le="$cross_cc_ppc64"} 1213: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"} 1214: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"} 1215: ${cross_cc_sparc="$cross_cc_sparc64"} 1216: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"} 1217: ${cross_cc_cflags_x86_64="-m64"} 1218 1219compute_target_variable() { 1220 eval "$2=" 1221 if eval test -n "\"\${cross_prefix_$1}\""; then 1222 if eval has "\"\${cross_prefix_$1}\$3\""; then 1223 eval "$2=\"\${cross_prefix_$1}\$3\"" 1224 fi 1225 fi 1226} 1227 1228have_target() { 1229 for i; do 1230 case " $target_list " in 1231 *" $i "*) return 0;; 1232 *) ;; 1233 esac 1234 done 1235 return 1 1236} 1237 1238# probe_target_compiler TARGET 1239# 1240# Look for a compiler for the given target, either native or cross. 1241# Set variables target_* if a compiler is found, and container_cross_* 1242# if a Docker-based cross-compiler image is known for the target. 1243# Set got_cross_cc to yes/no depending on whether a non-container-based 1244# compiler was found. 1245# 1246# If TARGET is a user-mode emulation target, also set build_static to 1247# "y" if static linking is possible. 1248# 1249probe_target_compiler() { 1250 # reset all output variables 1251 got_cross_cc=no 1252 container_image= 1253 container_hosts= 1254 container_cross_cc= 1255 container_cross_ar= 1256 container_cross_as= 1257 container_cross_ld= 1258 container_cross_nm= 1259 container_cross_objcopy= 1260 container_cross_ranlib= 1261 container_cross_strip= 1262 1263 target_arch=${1%%-*} 1264 case $target_arch in 1265 aarch64) container_hosts="x86_64 aarch64" ;; 1266 alpha) container_hosts=x86_64 ;; 1267 arm) container_hosts="x86_64 aarch64" ;; 1268 cris) container_hosts=x86_64 ;; 1269 hexagon) container_hosts=x86_64 ;; 1270 hppa) container_hosts=x86_64 ;; 1271 i386) container_hosts=x86_64 ;; 1272 loongarch64) container_hosts=x86_64 ;; 1273 m68k) container_hosts=x86_64 ;; 1274 microblaze) container_hosts=x86_64 ;; 1275 mips64el) container_hosts=x86_64 ;; 1276 mips64) container_hosts=x86_64 ;; 1277 mipsel) container_hosts=x86_64 ;; 1278 mips) container_hosts=x86_64 ;; 1279 nios2) container_hosts=x86_64 ;; 1280 ppc) container_hosts=x86_64 ;; 1281 ppc64|ppc64le) container_hosts=x86_64 ;; 1282 riscv64) container_hosts=x86_64 ;; 1283 s390x) container_hosts=x86_64 ;; 1284 sh4) container_hosts=x86_64 ;; 1285 sparc64) container_hosts=x86_64 ;; 1286 tricore) container_hosts=x86_64 ;; 1287 x86_64) container_hosts="aarch64 ppc64el x86_64" ;; 1288 xtensa*) container_hosts=x86_64 ;; 1289 esac 1290 1291 for host in $container_hosts; do 1292 test "$container" != no || continue 1293 test "$host" = "$cpu" || continue 1294 case $target_arch in 1295 aarch64) 1296 # We don't have any bigendian build tools so we only use this for AArch64 1297 container_image=debian-arm64-cross 1298 container_cross_prefix=aarch64-linux-gnu- 1299 container_cross_cc=${container_cross_prefix}gcc-10 1300 ;; 1301 alpha) 1302 container_image=debian-alpha-cross 1303 container_cross_prefix=alpha-linux-gnu- 1304 ;; 1305 arm) 1306 # We don't have any bigendian build tools so we only use this for ARM 1307 container_image=debian-armhf-cross 1308 container_cross_prefix=arm-linux-gnueabihf- 1309 ;; 1310 cris) 1311 container_image=fedora-cris-cross 1312 container_cross_prefix=cris-linux-gnu- 1313 ;; 1314 hexagon) 1315 container_image=debian-hexagon-cross 1316 container_cross_prefix=hexagon-unknown-linux-musl- 1317 container_cross_cc=${container_cross_prefix}clang 1318 ;; 1319 hppa) 1320 container_image=debian-hppa-cross 1321 container_cross_prefix=hppa-linux-gnu- 1322 ;; 1323 i386) 1324 container_image=fedora-i386-cross 1325 container_cross_prefix= 1326 ;; 1327 loongarch64) 1328 container_image=debian-loongarch-cross 1329 container_cross_prefix=loongarch64-unknown-linux-gnu- 1330 ;; 1331 m68k) 1332 container_image=debian-m68k-cross 1333 container_cross_prefix=m68k-linux-gnu- 1334 ;; 1335 microblaze) 1336 container_image=debian-microblaze-cross 1337 container_cross_prefix=microblaze-linux-musl- 1338 ;; 1339 mips64el) 1340 container_image=debian-mips64el-cross 1341 container_cross_prefix=mips64el-linux-gnuabi64- 1342 ;; 1343 mips64) 1344 container_image=debian-mips64-cross 1345 container_cross_prefix=mips64-linux-gnuabi64- 1346 ;; 1347 mipsel) 1348 container_image=debian-mipsel-cross 1349 container_cross_prefix=mipsel-linux-gnu- 1350 ;; 1351 mips) 1352 container_image=debian-mips-cross 1353 container_cross_prefix=mips-linux-gnu- 1354 ;; 1355 nios2) 1356 container_image=debian-nios2-cross 1357 container_cross_prefix=nios2-linux-gnu- 1358 ;; 1359 ppc) 1360 container_image=debian-powerpc-test-cross 1361 container_cross_prefix=powerpc-linux-gnu- 1362 container_cross_cc=${container_cross_prefix}gcc-10 1363 ;; 1364 ppc64|ppc64le) 1365 container_image=debian-powerpc-test-cross 1366 container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu- 1367 container_cross_cc=${container_cross_prefix}gcc-10 1368 ;; 1369 riscv64) 1370 container_image=debian-riscv64-test-cross 1371 container_cross_prefix=riscv64-linux-gnu- 1372 ;; 1373 s390x) 1374 container_image=debian-s390x-cross 1375 container_cross_prefix=s390x-linux-gnu- 1376 ;; 1377 sh4) 1378 container_image=debian-sh4-cross 1379 container_cross_prefix=sh4-linux-gnu- 1380 ;; 1381 sparc64) 1382 container_image=debian-sparc64-cross 1383 container_cross_prefix=sparc64-linux-gnu- 1384 ;; 1385 tricore) 1386 container_image=debian-tricore-cross 1387 container_cross_prefix=tricore- 1388 container_cross_as=tricore-as 1389 container_cross_ld=tricore-ld 1390 container_cross_cc=tricore-gcc 1391 break 1392 ;; 1393 x86_64) 1394 container_image=debian-amd64-cross 1395 container_cross_prefix=x86_64-linux-gnu- 1396 ;; 1397 xtensa*) 1398 container_hosts=x86_64 1399 container_image=debian-xtensa-cross 1400 1401 # default to the dc232b cpu 1402 container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf- 1403 ;; 1404 esac 1405 : ${container_cross_cc:=${container_cross_prefix}gcc} 1406 : ${container_cross_ar:=${container_cross_prefix}ar} 1407 : ${container_cross_as:=${container_cross_prefix}as} 1408 : ${container_cross_ld:=${container_cross_prefix}ld} 1409 : ${container_cross_nm:=${container_cross_prefix}nm} 1410 : ${container_cross_objcopy:=${container_cross_prefix}objcopy} 1411 : ${container_cross_ranlib:=${container_cross_prefix}ranlib} 1412 : ${container_cross_strip:=${container_cross_prefix}strip} 1413 done 1414 1415 try=cross 1416 case "$target_arch:$cpu" in 1417 aarch64_be:aarch64 | \ 1418 armeb:arm | \ 1419 i386:x86_64 | \ 1420 mips*:mips64 | \ 1421 ppc*:ppc64 | \ 1422 sparc:sparc64 | \ 1423 "$cpu:$cpu") 1424 try='native cross' ;; 1425 esac 1426 eval "target_cflags=\${cross_cc_cflags_$target_arch}" 1427 for thistry in $try; do 1428 case $thistry in 1429 native) 1430 target_cc=$cc 1431 target_ccas=$ccas 1432 target_ar=$ar 1433 target_as=$as 1434 target_ld=$ld 1435 target_nm=$nm 1436 target_objcopy=$objcopy 1437 target_ranlib=$ranlib 1438 target_strip=$strip 1439 ;; 1440 cross) 1441 target_cc= 1442 if eval test -n "\"\${cross_cc_$target_arch}\""; then 1443 if eval has "\"\${cross_cc_$target_arch}\""; then 1444 eval "target_cc=\"\${cross_cc_$target_arch}\"" 1445 fi 1446 else 1447 compute_target_variable $target_arch target_cc gcc 1448 fi 1449 target_ccas=$target_cc 1450 compute_target_variable $target_arch target_ar ar 1451 compute_target_variable $target_arch target_as as 1452 compute_target_variable $target_arch target_ld ld 1453 compute_target_variable $target_arch target_nm nm 1454 compute_target_variable $target_arch target_objcopy objcopy 1455 compute_target_variable $target_arch target_ranlib ranlib 1456 compute_target_variable $target_arch target_strip strip 1457 ;; 1458 esac 1459 1460 if test -n "$target_cc"; then 1461 case $target_arch in 1462 i386|x86_64) 1463 if $target_cc --version | grep -qi "clang"; then 1464 continue 1465 fi 1466 ;; 1467 esac 1468 elif test -n "$target_as" && test -n "$target_ld"; then 1469 # Special handling for assembler only targets 1470 case $target in 1471 tricore-softmmu) 1472 build_static= 1473 got_cross_cc=yes 1474 break 1475 ;; 1476 *) 1477 continue 1478 ;; 1479 esac 1480 else 1481 continue 1482 fi 1483 1484 write_c_skeleton 1485 case $1 in 1486 *-softmmu) 1487 if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC && 1488 do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then 1489 got_cross_cc=yes 1490 break 1491 fi 1492 ;; 1493 *) 1494 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then 1495 build_static=y 1496 got_cross_cc=yes 1497 break 1498 fi 1499 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then 1500 build_static= 1501 got_cross_cc=yes 1502 break 1503 fi 1504 ;; 1505 esac 1506 done 1507 if test $got_cross_cc != yes; then 1508 build_static= 1509 target_cc= 1510 target_ccas= 1511 target_ar= 1512 target_as= 1513 target_ld= 1514 target_nm= 1515 target_objcopy= 1516 target_ranlib= 1517 target_strip= 1518 fi 1519 test -n "$target_cc" 1520} 1521 1522write_target_makefile() { 1523 echo "EXTRA_CFLAGS=$target_cflags" 1524 if test -z "$target_cc" && test -z "$target_as"; then 1525 test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?" 1526 echo "$1: docker-image-$container_image" >> Makefile.prereqs 1527 if test -n "$container_cross_cc"; then 1528 echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1529 echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1530 fi 1531 echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --" 1532 echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --" 1533 echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --" 1534 echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --" 1535 echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --" 1536 echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --" 1537 echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --" 1538 else 1539 if test -n "$target_cc"; then 1540 echo "CC=$target_cc" 1541 echo "CCAS=$target_ccas" 1542 fi 1543 if test -n "$target_ar"; then 1544 echo "AR=$target_ar" 1545 fi 1546 if test -n "$target_as"; then 1547 echo "AS=$target_as" 1548 fi 1549 if test -n "$target_ld"; then 1550 echo "LD=$target_ld" 1551 fi 1552 if test -n "$target_nm"; then 1553 echo "NM=$target_nm" 1554 fi 1555 if test -n "$target_objcopy"; then 1556 echo "OBJCOPY=$target_objcopy" 1557 fi 1558 if test -n "$target_ranlib"; then 1559 echo "RANLIB=$target_ranlib" 1560 fi 1561 if test -n "$target_strip"; then 1562 echo "STRIP=$target_strip" 1563 fi 1564 fi 1565} 1566 1567####################################### 1568# cross-compiled firmware targets 1569 1570# Set up build tree symlinks that point back into the source tree 1571# (these can be both files and directories). 1572# Caution: avoid adding files or directories here using wildcards. This 1573# will result in problems later if a new file matching the wildcard is 1574# added to the source tree -- nothing will cause configure to be rerun 1575# so the build tree will be missing the link back to the new file, and 1576# tests might fail. Prefer to keep the relevant files in their own 1577# directory and symlink the directory instead. 1578LINKS="Makefile" 1579LINKS="$LINKS docs/config" 1580LINKS="$LINKS pc-bios/optionrom/Makefile" 1581LINKS="$LINKS pc-bios/s390-ccw/Makefile" 1582LINKS="$LINKS pc-bios/vof/Makefile" 1583LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 1584LINKS="$LINKS tests/avocado tests/data" 1585LINKS="$LINKS tests/qemu-iotests/check" 1586LINKS="$LINKS python" 1587LINKS="$LINKS contrib/plugins/Makefile " 1588for f in $LINKS ; do 1589 if [ -e "$source_path/$f" ]; then 1590 symlink "$source_path/$f" "$f" 1591 fi 1592done 1593 1594echo "# Automatically generated by configure - do not modify" > Makefile.prereqs 1595 1596# Mac OS X ships with a broken assembler 1597roms= 1598if have_target i386-softmmu x86_64-softmmu && \ 1599 test "$targetos" != "darwin" && test "$targetos" != "sunos" && \ 1600 test "$targetos" != "haiku" && \ 1601 probe_target_compiler i386-softmmu; then 1602 roms="pc-bios/optionrom" 1603 config_mak=pc-bios/optionrom/config.mak 1604 echo "# Automatically generated by configure - do not modify" > $config_mak 1605 echo "TOPSRC_DIR=$source_path" >> $config_mak 1606 write_target_makefile >> $config_mak 1607fi 1608 1609if have_target ppc-softmmu ppc64-softmmu && \ 1610 probe_target_compiler ppc-softmmu; then 1611 roms="$roms pc-bios/vof" 1612 config_mak=pc-bios/vof/config.mak 1613 echo "# Automatically generated by configure - do not modify" > $config_mak 1614 echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak 1615 write_target_makefile >> $config_mak 1616fi 1617 1618# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10 1619# (which is the lowest architecture level that Clang supports) 1620if have_target s390x-softmmu && probe_target_compiler s390x-softmmu && \ 1621 GIT=git "$source_path/scripts/git-submodule.sh" "$git_submodules_action" roms/SLOF >> config.log 2>&1; then 1622 write_c_skeleton 1623 do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC 1624 has_z900=$? 1625 if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then 1626 if [ $has_z900 != 0 ]; then 1627 echo "WARNING: Your compiler does not support the z900!" 1628 echo " The s390-ccw bios will only work with guest CPUs >= z10." 1629 fi 1630 roms="$roms pc-bios/s390-ccw" 1631 config_mak=pc-bios/s390-ccw/config-host.mak 1632 echo "# Automatically generated by configure - do not modify" > $config_mak 1633 echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak 1634 echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_mak 1635 write_target_makefile >> $config_mak 1636 fi 1637fi 1638 1639####################################### 1640# generate config-host.mak 1641 1642config_host_mak="config-host.mak" 1643 1644echo "# Automatically generated by configure - do not modify" > $config_host_mak 1645echo >> $config_host_mak 1646 1647echo all: >> $config_host_mak 1648 1649if test "$debug_tcg" = "yes" ; then 1650 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak 1651fi 1652if test "$mingw32" = "yes" ; then 1653 echo "CONFIG_WIN32=y" >> $config_host_mak 1654 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER-QEMU}" >> $config_host_mak 1655 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO-Linux}" >> $config_host_mak 1656 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION-$(cat "$source_path"/VERSION)}" >> $config_host_mak 1657else 1658 echo "CONFIG_POSIX=y" >> $config_host_mak 1659fi 1660 1661if test "$linux" = "yes" ; then 1662 echo "CONFIG_LINUX=y" >> $config_host_mak 1663fi 1664 1665if test "$darwin" = "yes" ; then 1666 echo "CONFIG_DARWIN=y" >> $config_host_mak 1667fi 1668 1669if test "$solaris" = "yes" ; then 1670 echo "CONFIG_SOLARIS=y" >> $config_host_mak 1671fi 1672echo "SRC_PATH=$source_path" >> $config_host_mak 1673echo "TARGET_DIRS=$target_list" >> $config_host_mak 1674 1675# XXX: suppress that 1676if [ "$bsd" = "yes" ] ; then 1677 echo "CONFIG_BSD=y" >> $config_host_mak 1678fi 1679 1680if test "$plugins" = "yes" ; then 1681 echo "CONFIG_PLUGIN=y" >> $config_host_mak 1682fi 1683 1684if test -n "$gdb_bin"; then 1685 gdb_version=$($gdb_bin --version | head -n 1) 1686 if version_ge ${gdb_version##* } 9.1; then 1687 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 1688 gdb_arches=$($python "$source_path/scripts/probe-gdb-support.py" $gdb_bin) 1689 else 1690 gdb_bin="" 1691 fi 1692fi 1693 1694if test "$container" != no; then 1695 echo "ENGINE=$container" >> $config_host_mak 1696 echo "RUNC=$runc" >> $config_host_mak 1697fi 1698echo "ROMS=$roms" >> $config_host_mak 1699echo "PYTHON=$python" >> $config_host_mak 1700echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 1701echo "MESON=$meson" >> $config_host_mak 1702echo "NINJA=$ninja" >> $config_host_mak 1703echo "PKG_CONFIG=${pkg_config}" >> $config_host_mak 1704echo "CC=$cc" >> $config_host_mak 1705echo "EXESUF=$EXESUF" >> $config_host_mak 1706 1707# use included Linux headers 1708if test "$linux" = "yes" ; then 1709 mkdir -p linux-headers 1710 case "$cpu" in 1711 i386|x86_64) 1712 linux_arch=x86 1713 ;; 1714 ppc|ppc64) 1715 linux_arch=powerpc 1716 ;; 1717 s390x) 1718 linux_arch=s390 1719 ;; 1720 aarch64) 1721 linux_arch=arm64 1722 ;; 1723 loongarch*) 1724 linux_arch=loongarch 1725 ;; 1726 mips64) 1727 linux_arch=mips 1728 ;; 1729 riscv32|riscv64) 1730 linux_arch=riscv 1731 ;; 1732 *) 1733 # For most CPUs the kernel architecture name and QEMU CPU name match. 1734 linux_arch="$cpu" 1735 ;; 1736 esac 1737 # For non-KVM architectures we will not have asm headers 1738 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then 1739 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 1740 fi 1741fi 1742 1743for target in $target_list; do 1744 target_dir="$target" 1745 target_name=$(echo $target | cut -d '-' -f 1)$EXESUF 1746 mkdir -p "$target_dir" 1747 case $target in 1748 *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;; 1749 *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;; 1750 esac 1751done 1752 1753if test "$default_targets" = "yes"; then 1754 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 1755fi 1756 1757if test "$ccache_cpp2" = "yes"; then 1758 echo "export CCACHE_CPP2=y" >> $config_host_mak 1759fi 1760 1761# tests/tcg configuration 1762(config_host_mak=tests/tcg/config-host.mak 1763mkdir -p tests/tcg 1764echo "# Automatically generated by configure - do not modify" > $config_host_mak 1765echo "SRC_PATH=$source_path" >> $config_host_mak 1766echo "HOST_CC=$host_cc" >> $config_host_mak 1767 1768# versioned checked in the main config_host.mak above 1769if test -n "$gdb_bin"; then 1770 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak 1771fi 1772if test "$plugins" = "yes" ; then 1773 echo "CONFIG_PLUGIN=y" >> $config_host_mak 1774fi 1775 1776tcg_tests_targets= 1777for target in $target_list; do 1778 arch=${target%%-*} 1779 1780 case $target in 1781 xtensa*-linux-user) 1782 # the toolchain is not complete with headers, only build softmmu tests 1783 continue 1784 ;; 1785 *-softmmu) 1786 test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue 1787 qemu="qemu-system-$arch" 1788 ;; 1789 *-linux-user|*-bsd-user) 1790 qemu="qemu-$arch" 1791 ;; 1792 esac 1793 1794 if probe_target_compiler $target || test -n "$container_image"; then 1795 test -n "$container_image" && build_static=y 1796 mkdir -p "tests/tcg/$target" 1797 config_target_mak=tests/tcg/$target/config-target.mak 1798 ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile" 1799 echo "# Automatically generated by configure - do not modify" > "$config_target_mak" 1800 echo "TARGET_NAME=$arch" >> "$config_target_mak" 1801 echo "TARGET=$target" >> "$config_target_mak" 1802 write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak" 1803 echo "BUILD_STATIC=$build_static" >> "$config_target_mak" 1804 echo "QEMU=$PWD/$qemu" >> "$config_target_mak" 1805 1806 # will GDB work with these binaries? 1807 if test "${gdb_arches#*$arch}" != "$gdb_arches"; then 1808 echo "HOST_GDB_SUPPORTS_ARCH=y" >> "$config_target_mak" 1809 fi 1810 1811 echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs 1812 tcg_tests_targets="$tcg_tests_targets $target" 1813 fi 1814done 1815 1816if test "$tcg" = "enabled"; then 1817 echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> config-host.mak 1818fi 1819) 1820 1821if test "$skip_meson" = no; then 1822 cross="config-meson.cross.new" 1823 meson_quote() { 1824 test $# = 0 && return 1825 echo "'$(echo $* | sed "s/ /','/g")'" 1826 } 1827 1828 echo "# Automatically generated by configure - do not modify" > $cross 1829 echo "[properties]" >> $cross 1830 1831 # unroll any custom device configs 1832 for a in $device_archs; do 1833 eval "c=\$devices_${a}" 1834 echo "${a}-softmmu = '$c'" >> $cross 1835 done 1836 1837 echo "[built-in options]" >> $cross 1838 echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross 1839 echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross 1840 test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross 1841 echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross 1842 echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross 1843 echo "[binaries]" >> $cross 1844 echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross 1845 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross 1846 test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross 1847 echo "ar = [$(meson_quote $ar)]" >> $cross 1848 echo "nm = [$(meson_quote $nm)]" >> $cross 1849 echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross 1850 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 1851 if has $sdl2_config; then 1852 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 1853 fi 1854 echo "strip = [$(meson_quote $strip)]" >> $cross 1855 echo "widl = [$(meson_quote $widl)]" >> $cross 1856 echo "windres = [$(meson_quote $windres)]" >> $cross 1857 echo "windmc = [$(meson_quote $windmc)]" >> $cross 1858 if test "$cross_compile" = "yes"; then 1859 cross_arg="--cross-file config-meson.cross" 1860 echo "[host_machine]" >> $cross 1861 echo "system = '$targetos'" >> $cross 1862 case "$cpu" in 1863 i386) 1864 echo "cpu_family = 'x86'" >> $cross 1865 ;; 1866 *) 1867 echo "cpu_family = '$cpu'" >> $cross 1868 ;; 1869 esac 1870 echo "cpu = '$cpu'" >> $cross 1871 if test "$bigendian" = "yes" ; then 1872 echo "endian = 'big'" >> $cross 1873 else 1874 echo "endian = 'little'" >> $cross 1875 fi 1876 else 1877 cross_arg="--native-file config-meson.cross" 1878 fi 1879 mv $cross config-meson.cross 1880 1881 rm -rf meson-private meson-info meson-logs 1882 1883 # Built-in options 1884 test "$download" = "disabled" && meson_option_add "--wrap-mode=nodownload" 1885 test "$bindir" != "bin" && meson_option_add "-Dbindir=$bindir" 1886 test "$default_feature" = no && meson_option_add -Dauto_features=disabled 1887 test "$static" = yes && meson_option_add -Dprefer_static=true 1888 test "$pie" = no && meson_option_add -Db_pie=false 1889 test "$werror" = yes && meson_option_add -Dwerror=true 1890 1891 # QEMU options 1892 test "$cfi" != false && meson_option_add "-Dcfi=$cfi" 1893 test "$docs" != auto && meson_option_add "-Ddocs=$docs" 1894 test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE" 1895 test "$qemu_suffix" != qemu && meson_option_add "-Dqemu_suffix=$qemu_suffix" 1896 test "$smbd" != '' && meson_option_add "-Dsmbd=$smbd" 1897 test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg" 1898 run_meson() { 1899 NINJA=$ninja $meson setup --prefix "$prefix" "$@" $cross_arg "$PWD" "$source_path" 1900 } 1901 eval run_meson $meson_options 1902 if test "$?" -ne 0 ; then 1903 error_exit "meson setup failed" 1904 fi 1905 echo "$meson" > build.ninja.stamp 1906else 1907 if test -f meson-private/cmd_line.txt; then 1908 # Adjust old command line options that were removed 1909 # sed -i is not portable 1910 perl -i -ne ' 1911 /^sphinx_build/ && next; 1912 print;' meson-private/cmd_line.txt 1913 fi 1914fi 1915 1916# Save the configure command line for later reuse. 1917cat <<EOD >config.status 1918#!/bin/sh 1919# Generated by configure. 1920# Run this file to recreate the current configuration. 1921# Compiler output produced by configure, useful for debugging 1922# configure, is in config.log if it exists. 1923EOD 1924 1925preserve_env() { 1926 envname=$1 1927 1928 eval envval=\$$envname 1929 1930 if test -n "$envval" 1931 then 1932 echo "$envname='$envval'" >> config.status 1933 echo "export $envname" >> config.status 1934 else 1935 echo "unset $envname" >> config.status 1936 fi 1937} 1938 1939# Preserve various env variables that influence what 1940# features/build target configure will detect 1941preserve_env AR 1942preserve_env AS 1943preserve_env CC 1944preserve_env CFLAGS 1945preserve_env CXX 1946preserve_env CXXFLAGS 1947preserve_env LD 1948preserve_env LDFLAGS 1949preserve_env LD_LIBRARY_PATH 1950preserve_env NM 1951preserve_env OBJCFLAGS 1952preserve_env OBJCOPY 1953preserve_env PATH 1954preserve_env PKG_CONFIG 1955preserve_env PKG_CONFIG_LIBDIR 1956preserve_env PKG_CONFIG_PATH 1957preserve_env PYTHON 1958preserve_env QEMU_GA_MANUFACTURER 1959preserve_env QEMU_GA_DISTRO 1960preserve_env QEMU_GA_VERSION 1961preserve_env SDL2_CONFIG 1962preserve_env SMBD 1963preserve_env STRIP 1964preserve_env WIDL 1965preserve_env WINDRES 1966preserve_env WINDMC 1967 1968printf "exec" >>config.status 1969for i in "$0" "$@"; do 1970 test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status 1971done 1972echo ' "$@"' >>config.status 1973chmod +x config.status 1974 1975rm -r "$TMPDIR1" 1976