1#!/bin/sh 2# 3# qemu configure script (c) 2003 Fabrice Bellard 4# 5 6# Unset some variables known to interfere with behavior of common tools, 7# just as autoconf does. Unlike autoconf, we assume that unset exists. 8unset CLICOLOR_FORCE GREP_OPTIONS BASH_ENV ENV MAIL MAILPATH CDPATH 9 10# Don't allow CCACHE, if present, to use cached results of compile tests! 11export CCACHE_RECACHE=yes 12 13# make source path absolute 14source_path=$(cd "$(dirname -- "$0")"; pwd) 15 16if test "$PWD" = "$source_path" 17then 18 echo "Using './build' as the directory for build output" 19 20 MARKER=build/auto-created-by-configure 21 22 if test -e build 23 then 24 if test -f $MARKER 25 then 26 rm -rf build 27 else 28 echo "ERROR: ./build dir already exists and was not previously created by configure" 29 exit 1 30 fi 31 fi 32 33 if ! mkdir build || ! touch $MARKER 34 then 35 echo "ERROR: Could not create ./build directory. Check the permissions on" 36 echo "your source directory, or try doing an out-of-tree build." 37 exit 1 38 fi 39 40 cat > GNUmakefile <<'EOF' 41# This file is auto-generated by configure to support in-source tree 42# 'make' command invocation 43 44build: 45 @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...' 46 @$(MAKE) -C build -f Makefile $(MAKECMDGOALS) 47 @if test "$(MAKECMDGOALS)" = "distclean" && \ 48 test -e build/auto-created-by-configure ; \ 49 then \ 50 rm -rf build GNUmakefile ; \ 51 fi 52%: build 53 @ 54.PHONY: build 55GNUmakefile: ; 56 57EOF 58 cd build 59 exec "$source_path/configure" "$@" 60fi 61 62# Temporary directory used for files created while 63# configure runs. Since it is in the build directory 64# we can safely blow away any previous version of it 65# (and we need not jump through hoops to try to delete 66# it when configure exits.) 67TMPDIR1="config-temp" 68rm -rf "${TMPDIR1}" 69if ! mkdir -p "${TMPDIR1}"; then 70 echo "ERROR: failed to create temporary directory" 71 exit 1 72fi 73 74TMPB="qemu-conf" 75TMPC="${TMPDIR1}/${TMPB}.c" 76TMPO="${TMPDIR1}/${TMPB}.o" 77TMPE="${TMPDIR1}/${TMPB}.exe" 78 79rm -f config.log 80 81# Print a helpful header at the top of config.log 82echo "# QEMU configure log $(date)" >> config.log 83printf "# Configured with:" >> config.log 84# repeat the invocation to log and stdout for CI 85invoke=$(printf " '%s'" "$0" "$@") 86test -n "$GITLAB_CI" && echo "configuring with: $invoke" 87{ echo "$invoke"; echo; echo "#"; } >> config.log 88 89quote_sh() { 90 printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&'," 91} 92 93error_exit() { 94 (echo 95 echo "ERROR: $1" 96 while test -n "$2"; do 97 echo " $2" 98 shift 99 done 100 echo) >&2 101 exit 1 102} 103 104do_compiler() { 105 # Run the compiler, capturing its output to the log. First argument 106 # is compiler binary to execute. 107 compiler="$1" 108 shift 109 if test -n "$BASH_VERSION"; then eval ' 110 echo >>config.log " 111funcs: ${FUNCNAME[*]} 112lines: ${BASH_LINENO[*]}" 113 '; fi 114 echo $compiler "$@" >> config.log 115 $compiler "$@" >> config.log 2>&1 || return $? 116} 117 118do_cc() { 119 do_compiler "$cc" $CPU_CFLAGS "$@" 120} 121 122compile_object() { 123 local_cflags="$1" 124 do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -c -o $TMPO $TMPC 125} 126 127compile_prog() { 128 local_cflags="$1" 129 local_ldflags="$2" 130 do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -o $TMPE $TMPC \ 131 $LDFLAGS $EXTRA_LDFLAGS $local_ldflags 132} 133 134# symbolically link $1 to $2. Portable version of "ln -sf". 135symlink() { 136 rm -rf "$2" 137 mkdir -p "$(dirname "$2")" 138 ln -s "$1" "$2" 139} 140 141# check whether a command is available to this shell (may be either an 142# executable or a builtin) 143has() { 144 type "$1" >/dev/null 2>&1 145} 146 147version_ge () { 148 local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ') 149 local_ver2=$(echo "$2" | tr . ' ') 150 while true; do 151 set x $local_ver1 152 local_first=${2-0} 153 # 'shift 2' if $2 is set, or 'shift' if $2 is not set 154 shift ${2:+2} 155 local_ver1=$* 156 set x $local_ver2 157 # the second argument finished, the first must be greater or equal 158 test $# = 1 && return 0 159 test $local_first -lt $2 && return 1 160 test $local_first -gt $2 && return 0 161 shift ${2:+2} 162 local_ver2=$* 163 done 164} 165 166if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]"; 167then 168 error_exit "main directory cannot contain spaces nor colons" 169fi 170 171# parse CC options first; some compiler tests are used to establish 172# some defaults, based on the host environment 173 174# default parameters 175container_engine="auto" 176cpu="" 177cross_compile="no" 178cross_prefix="" 179host_cc="cc" 180EXTRA_CFLAGS="" 181EXTRA_CXXFLAGS="" 182EXTRA_OBJCFLAGS="" 183EXTRA_LDFLAGS="" 184 185# Default value for a variable defining feature "foo". 186# * foo="no" feature will only be used if --enable-foo arg is given 187# * foo="" feature will be searched for, and if found, will be used 188# unless --disable-foo is given 189# * foo="yes" this value will only be set by --enable-foo flag. 190# feature will searched for, 191# if not found, configure exits with error 192# 193# Always add --enable-foo and --disable-foo command line args. 194# Distributions want to ensure that several features are compiled in, and it 195# is impossible without a --enable-foo that exits if a feature is not found. 196default_feature="" 197 198for opt do 199 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 200 case "$opt" in 201 --cross-prefix=*) cross_prefix="$optarg" 202 cross_compile="yes" 203 ;; 204 --cc=*) CC="$optarg" 205 ;; 206 --cxx=*) CXX="$optarg" 207 ;; 208 --objcc=*) objcc="$optarg" 209 ;; 210 --cpu=*) cpu="$optarg" 211 ;; 212 --extra-cflags=*) 213 EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg" 214 EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 215 EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 216 ;; 217 --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" 218 ;; 219 --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" 220 ;; 221 --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg" 222 ;; 223 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option" 224 ;; 225 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*} 226 eval "cross_cc_cflags_${cc_arch}=\$optarg" 227 ;; 228 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*} 229 eval "cross_cc_${cc_arch}=\$optarg" 230 ;; 231 --cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option" 232 ;; 233 --cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*} 234 eval "cross_prefix_${cc_arch}=\$optarg" 235 ;; 236 --without-default-features) default_feature="no" 237 ;; 238 esac 239done 240 241default_cflags='-O2 -g' 242git_submodules_action="update" 243docs="auto" 244EXESUF="" 245system="yes" 246linux_user="" 247bsd_user="" 248plugins="$default_feature" 249subdirs="" 250ninja="" 251python= 252download="enabled" 253skip_meson=no 254use_containers="yes" 255gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb") 256gdb_arches="" 257 258# Don't accept a target_list environment variable. 259unset target_list 260unset target_list_exclude 261 262# The following Meson options are handled manually (still they 263# are included in the automatically generated help message) 264# because they automatically enable/disable other options 265tcg="auto" 266cfi="false" 267 268# Meson has PIE as a boolean rather than enabled/disabled/auto, 269# and we also need to check for -static-pie before Meson runs 270# which requires knowing whether --static is enabled. 271pie="" 272static="no" 273 274# Preferred compiler: 275# ${CC} (if set) 276# ${cross_prefix}gcc (if cross-prefix specified) 277# system compiler 278if test -z "${CC}${cross_prefix}"; then 279 cc="cc" 280else 281 cc="${CC-${cross_prefix}gcc}" 282fi 283 284if test -z "${CXX}${cross_prefix}"; then 285 cxx="c++" 286else 287 cxx="${CXX-${cross_prefix}g++}" 288fi 289 290# Preferred ObjC compiler: 291# $objcc (if set, i.e. via --objcc option) 292# ${cross_prefix}clang (if cross-prefix specified) 293# clang (if available) 294# $cc 295if test -z "${objcc}${cross_prefix}"; then 296 if has clang; then 297 objcc=clang 298 else 299 objcc="$cc" 300 fi 301else 302 objcc="${objcc-${cross_prefix}clang}" 303fi 304 305ar="${AR-${cross_prefix}ar}" 306as="${AS-${cross_prefix}as}" 307ccas="${CCAS-$cc}" 308dlltool="${DLLTOOL-${cross_prefix}dlltool}" 309objcopy="${OBJCOPY-${cross_prefix}objcopy}" 310ld="${LD-${cross_prefix}ld}" 311ranlib="${RANLIB-${cross_prefix}ranlib}" 312nm="${NM-${cross_prefix}nm}" 313strip="${STRIP-${cross_prefix}strip}" 314widl="${WIDL-${cross_prefix}widl}" 315windres="${WINDRES-${cross_prefix}windres}" 316windmc="${WINDMC-${cross_prefix}windmc}" 317pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}" 318sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}" 319 320check_define() { 321cat > $TMPC <<EOF 322#if !defined($1) 323#error $1 not defined 324#endif 325int main(void) { return 0; } 326EOF 327 compile_object 328} 329 330write_c_skeleton() { 331 cat > $TMPC <<EOF 332int main(void) { return 0; } 333EOF 334} 335 336if check_define __linux__ ; then 337 host_os=linux 338elif check_define _WIN32 ; then 339 host_os=windows 340elif check_define __OpenBSD__ ; then 341 host_os=openbsd 342elif check_define __sun__ ; then 343 host_os=sunos 344elif check_define __HAIKU__ ; then 345 host_os=haiku 346elif check_define __FreeBSD__ ; then 347 host_os=freebsd 348elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then 349 host_os=gnu/kfreebsd 350elif check_define __DragonFly__ ; then 351 host_os=dragonfly 352elif check_define __NetBSD__; then 353 host_os=netbsd 354elif check_define __APPLE__; then 355 host_os=darwin 356else 357 # This is a fatal error, but don't report it yet, because we 358 # might be going to just print the --help text, or it might 359 # be the result of a missing compiler. 360 host_os=bogus 361fi 362 363if test ! -z "$cpu" ; then 364 # command line argument 365 : 366elif check_define __i386__ ; then 367 cpu="i386" 368elif check_define __x86_64__ ; then 369 if check_define __ILP32__ ; then 370 cpu="x32" 371 else 372 cpu="x86_64" 373 fi 374elif check_define __sparc__ ; then 375 if check_define __arch64__ ; then 376 cpu="sparc64" 377 else 378 cpu="sparc" 379 fi 380elif check_define _ARCH_PPC ; then 381 if check_define _ARCH_PPC64 ; then 382 if check_define _LITTLE_ENDIAN ; then 383 cpu="ppc64le" 384 else 385 cpu="ppc64" 386 fi 387 else 388 cpu="ppc" 389 fi 390elif check_define __mips__ ; then 391 cpu="mips" 392elif check_define __s390__ ; then 393 if check_define __s390x__ ; then 394 cpu="s390x" 395 else 396 cpu="s390" 397 fi 398elif check_define __riscv ; then 399 if check_define _LP64 ; then 400 cpu="riscv64" 401 else 402 cpu="riscv32" 403 fi 404elif check_define __arm__ ; then 405 cpu="arm" 406elif check_define __aarch64__ ; then 407 cpu="aarch64" 408elif check_define __loongarch64 ; then 409 cpu="loongarch64" 410else 411 # Using uname is really broken, but it is just a fallback for architectures 412 # that are going to use TCI anyway 413 cpu=$(uname -m) 414 echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'" 415fi 416 417# Normalise host CPU name to the values used by Meson cross files and in source 418# directories, and set multilib cflags. The canonicalization isn't really 419# necessary, because the architectures that we check for should not hit the 420# 'uname -m' case, but better safe than sorry in case --cpu= is used. 421# 422# Note that this case should only have supported host CPUs, not guests. 423# Please keep it sorted and synchronized with meson.build's host_arch. 424host_arch= 425linux_arch= 426case "$cpu" in 427 aarch64) 428 host_arch=aarch64 429 linux_arch=arm64 430 ;; 431 432 armv*b|armv*l|arm) 433 cpu=arm 434 host_arch=arm 435 linux_arch=arm 436 ;; 437 438 i386|i486|i586|i686) 439 cpu="i386" 440 host_arch=i386 441 linux_arch=x86 442 CPU_CFLAGS="-m32" 443 ;; 444 445 loongarch*) 446 cpu=loongarch64 447 host_arch=loongarch64 448 linux_arch=loongarch 449 ;; 450 451 mips64*) 452 cpu=mips64 453 host_arch=mips 454 linux_arch=mips 455 ;; 456 mips*) 457 cpu=mips 458 host_arch=mips 459 linux_arch=mips 460 ;; 461 462 ppc) 463 host_arch=ppc 464 linux_arch=powerpc 465 CPU_CFLAGS="-m32" 466 ;; 467 ppc64) 468 host_arch=ppc64 469 linux_arch=powerpc 470 CPU_CFLAGS="-m64 -mbig-endian" 471 ;; 472 ppc64le) 473 cpu=ppc64 474 host_arch=ppc64 475 linux_arch=powerpc 476 CPU_CFLAGS="-m64 -mlittle-endian" 477 ;; 478 479 riscv32 | riscv64) 480 host_arch=riscv 481 linux_arch=riscv 482 ;; 483 484 s390) 485 linux_arch=s390 486 CPU_CFLAGS="-m31" 487 ;; 488 s390x) 489 host_arch=s390x 490 linux_arch=s390 491 CPU_CFLAGS="-m64" 492 ;; 493 494 sparc|sun4[cdmuv]) 495 cpu=sparc 496 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" 497 ;; 498 sparc64) 499 host_arch=sparc64 500 CPU_CFLAGS="-m64 -mcpu=ultrasparc" 501 ;; 502 503 x32) 504 cpu="x86_64" 505 host_arch=x86_64 506 linux_arch=x86 507 CPU_CFLAGS="-mx32" 508 ;; 509 x86_64|amd64) 510 cpu="x86_64" 511 host_arch=x86_64 512 linux_arch=x86 513 # ??? Only extremely old AMD cpus do not have cmpxchg16b. 514 # If we truly care, we should simply detect this case at 515 # runtime and generate the fallback to serial emulation. 516 CPU_CFLAGS="-m64 -mcx16" 517 ;; 518esac 519 520if test -n "$host_arch" && { 521 ! test -d "$source_path/linux-user/include/host/$host_arch" || 522 ! test -d "$source_path/common-user/host/$host_arch"; }; then 523 error_exit "linux-user/include/host/$host_arch does not exist." \ 524 "This is a bug in the configure script, please report it." 525fi 526if test -n "$linux_arch" && ! test -d "$source_path/linux-headers/asm-$linux_arch"; then 527 error_exit "linux-headers/asm-$linux_arch does not exist." \ 528 "This is a bug in the configure script, please report it." 529fi 530 531check_py_version() { 532 # We require python >= 3.8. 533 # NB: a True python conditional creates a non-zero return code (Failure) 534 "$1" -c 'import sys; sys.exit(sys.version_info < (3,8))' 535} 536 537first_python= 538if test -z "${PYTHON}"; then 539 # A bare 'python' is traditionally python 2.x, but some distros 540 # have it as python 3.x, so check in both places. 541 for binary in python3 python python3.12 python3.11 \ 542 python3.10 python3.9 python3.8; do 543 if has "$binary"; then 544 python=$(command -v "$binary") 545 if check_py_version "$python"; then 546 # This one is good. 547 first_python= 548 break 549 else 550 first_python=$python 551 fi 552 fi 553 done 554else 555 # Same as above, but only check the environment variable. 556 has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable" 557 python=$(command -v "$PYTHON") 558 if check_py_version "$python"; then 559 # This one is good. 560 first_python= 561 else 562 first_python=$first_python 563 fi 564fi 565 566# Check for ancillary tools used in testing 567genisoimage= 568for binary in genisoimage mkisofs 569do 570 if has $binary 571 then 572 genisoimage=$(command -v "$binary") 573 break 574 fi 575done 576 577if test "$host_os" = "windows" ; then 578 EXESUF=".exe" 579fi 580 581meson_option_build_array() { 582 printf '[' 583 (if test "$host_os" = windows; then 584 IFS=\; 585 else 586 IFS=: 587 fi 588 for e in $1; do 589 printf '"""' 590 # backslash escape any '\' and '"' characters 591 printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g' 592 printf '""",' 593 done) 594 printf ']\n' 595} 596 597. "$source_path/scripts/meson-buildoptions.sh" 598 599meson_options= 600meson_option_add() { 601 local arg 602 for arg; do 603 meson_options="$meson_options $(quote_sh "$arg")" 604 done 605} 606meson_option_parse() { 607 meson_options="$meson_options $(_meson_option_parse "$@")" 608 if test $? -eq 1; then 609 echo "ERROR: unknown option $1" 610 echo "Try '$0 --help' for more information" 611 exit 1 612 fi 613} 614 615meson_add_machine_file() { 616 if test "$cross_compile" = "yes"; then 617 meson_option_add --cross-file "$1" 618 else 619 meson_option_add --native-file "$1" 620 fi 621} 622 623for opt do 624 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)') 625 case "$opt" in 626 --help|-h) show_help=yes 627 ;; 628 --version|-V) exec cat "$source_path/VERSION" 629 ;; 630 --cross-prefix=*) 631 ;; 632 --cc=*) 633 ;; 634 --host-cc=*) host_cc="$optarg" 635 ;; 636 --cxx=*) 637 ;; 638 --objcc=*) 639 ;; 640 --make=*) 641 ;; 642 --install=*) 643 ;; 644 --python=*) python="$optarg" 645 ;; 646 --skip-meson) skip_meson=yes 647 ;; 648 --ninja=*) ninja="$optarg" 649 ;; 650 --extra-cflags=*) 651 ;; 652 --extra-cxxflags=*) 653 ;; 654 --extra-objcflags=*) 655 ;; 656 --extra-ldflags=*) 657 ;; 658 --cross-cc-*) 659 ;; 660 --cross-prefix-*) 661 ;; 662 --enable-docs) docs=enabled 663 ;; 664 --disable-docs) docs=disabled 665 ;; 666 --cpu=*) 667 ;; 668 --target-list=*) target_list="$optarg" 669 if test "$target_list_exclude"; then 670 error_exit "Can't mix --target-list with --target-list-exclude" 671 fi 672 ;; 673 --target-list-exclude=*) target_list_exclude="$optarg" 674 if test "$target_list"; then 675 error_exit "Can't mix --target-list-exclude with --target-list" 676 fi 677 ;; 678 --with-default-devices) meson_option_add -Ddefault_devices=true 679 ;; 680 --without-default-devices) meson_option_add -Ddefault_devices=false 681 ;; 682 --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option" 683 ;; 684 --with-devices-*) device_arch=${opt#--with-devices-}; 685 device_arch=${device_arch%%=*} 686 cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak 687 if test -f "$cf"; then 688 device_archs="$device_archs $device_arch" 689 eval "devices_${device_arch}=\$optarg" 690 else 691 error_exit "File $cf does not exist" 692 fi 693 ;; 694 --without-default-features) # processed above 695 ;; 696 --static) static="yes" 697 ;; 698 --host=*|--build=*|\ 699 --disable-dependency-tracking|\ 700 --sbindir=*|--sharedstatedir=*|\ 701 --oldincludedir=*|--datarootdir=*|--infodir=*|\ 702 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*) 703 # These switches are silently ignored, for compatibility with 704 # autoconf-generated configure scripts. This allows QEMU's 705 # configure to be used by RPM and similar macros that set 706 # lots of directory switches by default. 707 ;; 708 --enable-debug) 709 # Enable debugging options that aren't excessively noisy 710 meson_option_parse --enable-debug-tcg "" 711 meson_option_parse --enable-debug-graph-lock "" 712 meson_option_parse --enable-debug-mutex "" 713 meson_option_add -Doptimization=0 714 default_cflags='-O0 -g' 715 ;; 716 --disable-tcg) tcg="disabled" 717 ;; 718 --enable-tcg) tcg="enabled" 719 ;; 720 --disable-system) system="no" 721 ;; 722 --enable-system) system="yes" 723 ;; 724 --disable-user) 725 linux_user="no" ; 726 bsd_user="no" ; 727 ;; 728 --enable-user) ;; 729 --disable-linux-user) linux_user="no" 730 ;; 731 --enable-linux-user) linux_user="yes" 732 ;; 733 --disable-bsd-user) bsd_user="no" 734 ;; 735 --enable-bsd-user) bsd_user="yes" 736 ;; 737 --enable-pie) pie="yes" 738 ;; 739 --disable-pie) pie="no" 740 ;; 741 --enable-cfi) cfi=true 742 ;; 743 --disable-cfi) cfi=false 744 ;; 745 --disable-download) download="disabled"; git_submodules_action=validate; 746 ;; 747 --enable-download) download="enabled"; git_submodules_action=update; 748 ;; 749 --enable-plugins) plugins="yes" 750 ;; 751 --disable-plugins) plugins="no" 752 ;; 753 --enable-containers) use_containers="yes" 754 ;; 755 --disable-containers) use_containers="no" 756 ;; 757 --container-engine=*) container_engine="$optarg" 758 ;; 759 --gdb=*) gdb_bin="$optarg" 760 ;; 761 # everything else has the same name in configure and meson 762 --*) meson_option_parse "$opt" "$optarg" 763 ;; 764 # Pass through -Dxxxx options to meson 765 -D*) meson_options="$meson_options $opt" 766 ;; 767 esac 768done 769 770if ! test -e "$source_path/.git" 771then 772 git_submodules_action="validate" 773fi 774 775if ! test -f "$source_path/subprojects/keycodemapdb/README" \ 776 && test "$download" = disabled 777then 778 echo 779 echo "ERROR: missing subprojects" 780 echo 781 if test -e "$source_path/.git"; then 782 echo "--disable-download specified but subprojects were not" 783 echo 'checked out. Please invoke "meson subprojects download"' 784 echo "before configuring QEMU, or remove --disable-download" 785 echo "from the command line." 786 else 787 echo "This is not a GIT checkout but subproject content appears to" 788 echo "be missing. Do not use 'git archive' or GitHub download links" 789 echo "to acquire QEMU source archives. Non-GIT builds are only" 790 echo "supported with source archives linked from:" 791 echo 792 echo " https://www.qemu.org/download/#source" 793 echo 794 echo "Developers working with GIT can use scripts/archive-source.sh" 795 echo "if they need to create valid source archives." 796 fi 797 echo 798 exit 1 799fi 800 801default_target_list="" 802mak_wilds="" 803 804if [ -n "$host_arch" ] && [ -d "$source_path/common-user/host/$host_arch" ]; then 805 if [ "$linux_user" != no ]; then 806 if [ "$host_os" = linux ]; then 807 linux_user=yes 808 elif [ "$linux_user" = yes ]; then 809 error_exit "linux-user not supported on this architecture" 810 fi 811 if [ "$linux_user" = "yes" ]; then 812 mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak" 813 fi 814 fi 815 if [ "$bsd_user" != no ]; then 816 if [ "$bsd_user" = "" ]; then 817 test $host_os = freebsd && bsd_user=yes 818 fi 819 if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$host_os" ]; then 820 error_exit "bsd-user not supported on this host OS" 821 fi 822 if [ "$bsd_user" = "yes" ]; then 823 mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak" 824 fi 825 fi 826else 827 if [ "$linux_user" = yes ] || [ "$bsd_user" = yes ]; then 828 error_exit "user mode emulation not supported on this architecture" 829 fi 830fi 831if [ "$system" = "yes" ]; then 832 mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak" 833fi 834 835for config in $mak_wilds; do 836 target="$(basename "$config" .mak)" 837 if echo "$target_list_exclude" | grep -vq "$target"; then 838 default_target_list="${default_target_list} $target" 839 fi 840done 841 842if test x"$show_help" = x"yes" ; then 843cat << EOF 844 845Usage: configure [options] 846Options: [defaults in brackets after descriptions] 847 848Standard options: 849 --help print this message 850 --target-list=LIST set target list (default: build all) 851$(echo Available targets: $default_target_list | \ 852 fold -s -w 53 | sed -e 's/^/ /') 853 --target-list-exclude=LIST exclude a set of targets from the default target-list 854 855Advanced options (experts only): 856 -Dmesonoptname=val passthrough option to meson unmodified 857 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix] 858 --cc=CC use C compiler CC [$cc] 859 --host-cc=CC when cross compiling, use C compiler CC for code run 860 at build time [$host_cc] 861 --cxx=CXX use C++ compiler CXX [$cxx] 862 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] 863 --extra-cflags=CFLAGS append extra C compiler flags CFLAGS 864 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS 865 --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS 866 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS 867 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases 868 --cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests 869 --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases 870 --python=PYTHON use specified python [$python] 871 --ninja=NINJA use specified ninja [$ninja] 872 --static enable static build [$static] 873 --without-default-features default all --enable-* options to "disabled" 874 --without-default-devices do not include any device that is not needed to 875 start the emulator (only use if you are including 876 desired devices in configs/devices/) 877 --with-devices-ARCH=NAME override default configs/devices 878 --enable-debug enable common debug build options 879 --cpu=CPU Build for host CPU [$cpu] 880 --disable-containers don't use containers for cross-building 881 --container-engine=TYPE which container engine to use [$container_engine] 882 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin] 883EOF 884 meson_options_help 885cat << EOF 886 system all system emulation targets 887 user supported user emulation targets 888 linux-user all linux usermode emulation targets 889 bsd-user all BSD usermode emulation targets 890 pie Position Independent Executables 891 892NOTE: The object files are built at the place where configure is launched 893EOF 894exit 0 895fi 896 897# Remove old dependency files to make sure that they get properly regenerated 898rm -f ./*/config-devices.mak.d 899 900if test -z "$python" 901then 902 # If first_python is set, there was a binary somewhere even though 903 # it was not suitable. Use it for the error message. 904 if test -n "$first_python"; then 905 error_exit "Cannot use '$first_python', Python >= 3.8 is required." \ 906 "Use --python=/path/to/python to specify a supported Python." 907 else 908 error_exit "Python not found. Use --python=/path/to/python" 909 fi 910fi 911 912if ! check_py_version "$python"; then 913 error_exit "Cannot use '$python', Python >= 3.8 is required." \ 914 "Use --python=/path/to/python to specify a supported Python." \ 915 "Maybe try:" \ 916 " openSUSE Leap 15.3+: zypper install python39" \ 917 " CentOS 8: dnf install python38" 918fi 919 920# Resolve PATH 921python="$(command -v "$python")" 922 923# Create a Python virtual environment using our configured python. 924# The stdout of this script will be the location of a symlink that 925# points to the configured Python. 926# Entry point scripts for pip, meson, and sphinx are generated if those 927# packages are present. 928 929# Defaults assumed for now: 930# - venv is cleared if it exists already; 931# - venv is allowed to use system packages; 932# - all setup can be performed offline; 933# - missing packages may be fetched from PyPI, 934# unless --disable-download is passed. 935# - pip is not installed into the venv when possible, 936# but ensurepip is called as a fallback when necessary. 937 938echo "python determined to be '$python'" 939echo "python version: $($python --version)" 940 941python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)" 942if test "$?" -ne 0 ; then 943 error_exit "python venv creation failed" 944fi 945 946# Suppress writing compiled files 947python="$python -B" 948mkvenv="$python ${source_path}/python/scripts/mkvenv.py" 949 950# Finish preparing the virtual environment using vendored .whl files 951 952if $python -c 'import sys; sys.exit(sys.version_info >= (3,11))'; then 953 $mkvenv ensure --dir "${source_path}/python/wheels" \ 954 'tomli>=1.2.0' || exit 1 955fi 956$mkvenv ensuregroup --dir "${source_path}/python/wheels" \ 957 ${source_path}/pythondeps.toml meson || exit 1 958 959# At this point, we expect Meson to be installed and available. 960# We expect mkvenv or pip to have created pyvenv/bin/meson for us. 961# We ignore PATH completely here: we want to use the venv's Meson 962# *exclusively*. 963 964meson="$(cd pyvenv/bin; pwd)/meson" 965 966# Conditionally ensure Sphinx is installed. 967 968mkvenv_online_flag="" 969if test "$download" = "enabled" ; then 970 mkvenv_online_flag=" --online" 971fi 972 973if test "$docs" != "disabled" ; then 974 if ! $mkvenv ensuregroup \ 975 $(test "$docs" = "enabled" && echo "$mkvenv_online_flag") \ 976 ${source_path}/pythondeps.toml docs; 977 then 978 if test "$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 1002if test "$host_os" = "bogus"; then 1003 # Now that we know that we're not printing the help and that 1004 # the compiler works (so the results of the check_defines we used 1005 # to identify the OS are reliable), if we didn't recognize the 1006 # host OS we should stop now. 1007 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')" 1008fi 1009 1010# test for any invalid configuration combinations 1011if test "$host_os" = "windows" && ! has "$dlltool"; then 1012 if test "$plugins" = "yes"; then 1013 error_exit "TCG plugins requires dlltool to build on Windows platforms" 1014 fi 1015 plugins="no" 1016fi 1017if test "$tcg" = "disabled" ; then 1018 if test "$plugins" = "yes"; then 1019 error_exit "Can't enable plugins on non-TCG builds" 1020 fi 1021 plugins="no" 1022fi 1023if test "$static" = "yes" ; then 1024 if test "$plugins" = "yes"; then 1025 error_exit "static and plugins are mutually incompatible" 1026 fi 1027 plugins="no" 1028fi 1029if test "$plugins" != "no"; then 1030 plugins=yes 1031 subdirs="$subdirs contrib/plugins" 1032fi 1033 1034cat > $TMPC << EOF 1035 1036#ifdef __linux__ 1037# define THREAD __thread 1038#else 1039# define THREAD 1040#endif 1041static THREAD int tls_var; 1042int main(void) { return tls_var; } 1043EOF 1044 1045if test "$host_os" = windows || test "$host_os" = haiku; then 1046 if test "$pie" = "yes"; then 1047 error_exit "PIE not available due to missing OS support" 1048 fi 1049 pie=no 1050fi 1051 1052if test "$pie" != "no"; then 1053 if test "$static" = "yes"; then 1054 pie_ldflags=-static-pie 1055 else 1056 pie_ldflags=-pie 1057 fi 1058 if compile_prog "-Werror -fPIE -DPIE" "$pie_ldflags"; then 1059 pie="yes" 1060 elif test "$pie" = "yes"; then 1061 error_exit "-static-pie not available due to missing toolchain support" 1062 else 1063 echo "Disabling PIE due to missing toolchain support" 1064 pie="no" 1065 fi 1066fi 1067 1068########################################## 1069 1070if test -z "${target_list+xxx}" ; then 1071 default_targets=yes 1072 for target in $default_target_list; do 1073 target_list="$target_list $target" 1074 done 1075 target_list="${target_list# }" 1076else 1077 default_targets=no 1078 target_list=$(echo "$target_list" | sed -e 's/,/ /g') 1079 for target in $target_list; do 1080 # Check that we recognised the target name; this allows a more 1081 # friendly error message than if we let it fall through. 1082 case " $default_target_list " in 1083 *" $target "*) 1084 ;; 1085 *) 1086 error_exit "Unknown target name '$target'" 1087 ;; 1088 esac 1089 done 1090fi 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# gdb test 1102 1103if test -n "$gdb_bin"; then 1104 gdb_version=$($gdb_bin --version | head -n 1) 1105 if version_ge ${gdb_version##* } 9.1; then 1106 gdb_arches=$($python "$source_path/scripts/probe-gdb-support.py" $gdb_bin) 1107 else 1108 gdb_bin="" 1109 fi 1110fi 1111 1112########################################## 1113# big/little endian test 1114cat > $TMPC << EOF 1115#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 1116# error LITTLE 1117#endif 1118int main(void) { return 0; } 1119EOF 1120 1121if ! compile_prog ; then 1122 bigendian="no" 1123else 1124 cat > $TMPC << EOF 1125#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 1126# error BIG 1127#endif 1128int main(void) { return 0; } 1129EOF 1130 1131 if ! compile_prog ; then 1132 bigendian="yes" 1133 else 1134 echo big/little test failed 1135 exit 1 1136 fi 1137fi 1138 1139########################################## 1140# functions to probe cross compilers 1141 1142container="no" 1143runc="" 1144if test $use_containers = "yes" && (has "docker" || has "podman"); then 1145 case $($python "$source_path"/tests/docker/docker.py --engine "$container_engine" probe) in 1146 *docker) container=docker ;; 1147 podman) container=podman ;; 1148 no) container=no ;; 1149 esac 1150 if test "$container" != "no"; then 1151 docker_py="$python $source_path/tests/docker/docker.py --engine $container" 1152 runc=$container 1153 fi 1154fi 1155 1156# cross compilers defaults, can be overridden with --cross-cc-ARCH 1157: ${cross_prefix_aarch64="aarch64-linux-gnu-"} 1158: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"} 1159: ${cross_prefix_alpha="alpha-linux-gnu-"} 1160: ${cross_prefix_arm="arm-linux-gnueabihf-"} 1161: ${cross_prefix_armeb="$cross_prefix_arm"} 1162: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"} 1163: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"} 1164: ${cross_prefix_hppa="hppa-linux-gnu-"} 1165: ${cross_prefix_i386="i686-linux-gnu-"} 1166: ${cross_prefix_m68k="m68k-linux-gnu-"} 1167: ${cross_prefix_microblaze="microblaze-linux-musl-"} 1168: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"} 1169: ${cross_prefix_mips64="mips64-linux-gnuabi64-"} 1170: ${cross_prefix_mipsel="mipsel-linux-gnu-"} 1171: ${cross_prefix_mips="mips-linux-gnu-"} 1172: ${cross_prefix_nios2="nios2-linux-gnu-"} 1173: ${cross_prefix_ppc="powerpc-linux-gnu-"} 1174: ${cross_prefix_ppc64="powerpc64-linux-gnu-"} 1175: ${cross_prefix_ppc64le="$cross_prefix_ppc64"} 1176: ${cross_prefix_riscv64="riscv64-linux-gnu-"} 1177: ${cross_prefix_s390x="s390x-linux-gnu-"} 1178: ${cross_prefix_sh4="sh4-linux-gnu-"} 1179: ${cross_prefix_sparc64="sparc64-linux-gnu-"} 1180: ${cross_prefix_sparc="$cross_prefix_sparc64"} 1181: ${cross_prefix_tricore="tricore-"} 1182: ${cross_prefix_x86_64="x86_64-linux-gnu-"} 1183 1184: ${cross_cc_aarch64_be="$cross_cc_aarch64"} 1185: ${cross_cc_cflags_aarch64_be="-mbig-endian"} 1186: ${cross_cc_armeb="$cross_cc_arm"} 1187: ${cross_cc_cflags_armeb="-mbig-endian"} 1188: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"} 1189: ${cross_cc_cflags_hexagon="-mv73 -O2 -static"} 1190: ${cross_cc_cflags_i386="-m32"} 1191: ${cross_cc_cflags_ppc="-m32 -mbig-endian"} 1192: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"} 1193: ${cross_cc_ppc64le="$cross_cc_ppc64"} 1194: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"} 1195: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"} 1196: ${cross_cc_sparc="$cross_cc_sparc64"} 1197: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"} 1198: ${cross_cc_cflags_x86_64="-m64"} 1199 1200compute_target_variable() { 1201 eval "$2=" 1202 if eval test -n "\"\${cross_prefix_$1}\""; then 1203 if eval has "\"\${cross_prefix_$1}\$3\""; then 1204 eval "$2=\"\${cross_prefix_$1}\$3\"" 1205 fi 1206 fi 1207} 1208 1209have_target() { 1210 for i; do 1211 case " $target_list " in 1212 *" $i "*) return 0;; 1213 *) ;; 1214 esac 1215 done 1216 return 1 1217} 1218 1219# probe_target_compiler TARGET 1220# 1221# Look for a compiler for the given target, either native or cross. 1222# Set variables target_* if a compiler is found, and container_cross_* 1223# if a Docker-based cross-compiler image is known for the target. 1224# Set got_cross_cc to yes/no depending on whether a non-container-based 1225# compiler was found. 1226# 1227# If TARGET is a user-mode emulation target, also set build_static to 1228# "y" if static linking is possible. 1229# 1230probe_target_compiler() { 1231 # reset all output variables 1232 got_cross_cc=no 1233 container_image= 1234 container_hosts= 1235 container_cross_prefix= 1236 container_cross_cc= 1237 container_cross_ar= 1238 container_cross_as= 1239 container_cross_ld= 1240 container_cross_nm= 1241 container_cross_objcopy= 1242 container_cross_ranlib= 1243 container_cross_strip= 1244 1245 target_arch=${1%%-*} 1246 case $target_arch in 1247 aarch64) container_hosts="x86_64 aarch64" ;; 1248 alpha) container_hosts=x86_64 ;; 1249 arm) container_hosts="x86_64 aarch64" ;; 1250 cris) container_hosts=x86_64 ;; 1251 hexagon) container_hosts=x86_64 ;; 1252 hppa) container_hosts=x86_64 ;; 1253 i386) container_hosts=x86_64 ;; 1254 loongarch64) container_hosts=x86_64 ;; 1255 m68k) container_hosts=x86_64 ;; 1256 microblaze) container_hosts=x86_64 ;; 1257 mips64el) container_hosts=x86_64 ;; 1258 mips64) container_hosts=x86_64 ;; 1259 mipsel) container_hosts=x86_64 ;; 1260 mips) container_hosts=x86_64 ;; 1261 nios2) container_hosts=x86_64 ;; 1262 ppc) container_hosts=x86_64 ;; 1263 ppc64|ppc64le) container_hosts=x86_64 ;; 1264 riscv64) container_hosts=x86_64 ;; 1265 s390x) container_hosts=x86_64 ;; 1266 sh4) container_hosts=x86_64 ;; 1267 sparc64) container_hosts=x86_64 ;; 1268 tricore) container_hosts=x86_64 ;; 1269 x86_64) container_hosts="aarch64 ppc64le x86_64" ;; 1270 xtensa*) container_hosts=x86_64 ;; 1271 esac 1272 1273 for host in $container_hosts; do 1274 test "$container" != no || continue 1275 test "$host" = "$cpu" || continue 1276 case $target_arch in 1277 # debian-all-test-cross architectures 1278 1279 hppa|m68k|mips|riscv64|sparc64) 1280 container_image=debian-all-test-cross 1281 ;; 1282 mips64) 1283 container_image=debian-all-test-cross 1284 container_cross_prefix=mips64-linux-gnuabi64- 1285 ;; 1286 ppc|ppc64|ppc64le) 1287 container_image=debian-all-test-cross 1288 container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu- 1289 ;; 1290 1291 # debian-legacy-test-cross architectures (need Debian 11) 1292 # - libc6.1-dev-alpha-cross: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1054412 1293 # - sh4-linux-user: binaries don't run with bookworm compiler 1294 1295 alpha|sh4) 1296 container_image=debian-legacy-test-cross 1297 ;; 1298 1299 # architectures with individual containers 1300 1301 aarch64) 1302 # We don't have any bigendian build tools so we only use this for AArch64 1303 container_image=debian-arm64-cross 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 ;; 1313 hexagon) 1314 container_cross_prefix=hexagon-unknown-linux-musl- 1315 container_cross_cc=${container_cross_prefix}clang 1316 ;; 1317 i386) 1318 container_image=debian-i686-cross 1319 container_cross_prefix=i686-linux-gnu- 1320 ;; 1321 loongarch64) 1322 container_image=debian-loongarch-cross 1323 container_cross_prefix=loongarch64-unknown-linux-gnu- 1324 ;; 1325 microblaze) 1326 container_cross_prefix=microblaze-linux-musl- 1327 ;; 1328 mips64el) 1329 container_image=debian-mips64el-cross 1330 container_cross_prefix=mips64el-linux-gnuabi64- 1331 ;; 1332 tricore) 1333 container_image=debian-tricore-cross 1334 container_cross_prefix=tricore- 1335 ;; 1336 x86_64) 1337 container_image=debian-amd64-cross 1338 ;; 1339 xtensa*) 1340 container_image=debian-xtensa-cross 1341 1342 # default to the dc232b cpu 1343 container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf- 1344 ;; 1345 esac 1346 # Debian and GNU architecture names usually match 1347 : ${container_image:=debian-$target_arch-cross} 1348 : ${container_cross_prefix:=$target_arch-linux-gnu-} 1349 : ${container_cross_cc:=${container_cross_prefix}gcc} 1350 : ${container_cross_ar:=${container_cross_prefix}ar} 1351 : ${container_cross_as:=${container_cross_prefix}as} 1352 : ${container_cross_ld:=${container_cross_prefix}ld} 1353 : ${container_cross_nm:=${container_cross_prefix}nm} 1354 : ${container_cross_objcopy:=${container_cross_prefix}objcopy} 1355 : ${container_cross_ranlib:=${container_cross_prefix}ranlib} 1356 : ${container_cross_strip:=${container_cross_prefix}strip} 1357 done 1358 1359 try=cross 1360 # For softmmu/roms also look for a bi-endian or multilib-enabled host compiler 1361 if [ "${1%softmmu}" != "$1" ] || test "$target_arch" = "$cpu"; then 1362 case "$target_arch:$cpu" in 1363 aarch64_be:aarch64 | \ 1364 armeb:arm | \ 1365 i386:x86_64 | \ 1366 mips*:mips64 | \ 1367 ppc*:ppc64 | \ 1368 sparc:sparc64 | \ 1369 "$cpu:$cpu") 1370 try='native cross' ;; 1371 esac 1372 fi 1373 eval "target_cflags=\${cross_cc_cflags_$target_arch}" 1374 for thistry in $try; do 1375 case $thistry in 1376 native) 1377 target_cc=$cc 1378 target_ccas=$ccas 1379 target_ar=$ar 1380 target_as=$as 1381 target_ld=$ld 1382 target_nm=$nm 1383 target_objcopy=$objcopy 1384 target_ranlib=$ranlib 1385 target_strip=$strip 1386 ;; 1387 cross) 1388 target_cc= 1389 if eval test -n "\"\${cross_cc_$target_arch}\""; then 1390 if eval has "\"\${cross_cc_$target_arch}\""; then 1391 eval "target_cc=\"\${cross_cc_$target_arch}\"" 1392 fi 1393 else 1394 compute_target_variable $target_arch target_cc gcc 1395 fi 1396 target_ccas=$target_cc 1397 compute_target_variable $target_arch target_ar ar 1398 compute_target_variable $target_arch target_as as 1399 compute_target_variable $target_arch target_ld ld 1400 compute_target_variable $target_arch target_nm nm 1401 compute_target_variable $target_arch target_objcopy objcopy 1402 compute_target_variable $target_arch target_ranlib ranlib 1403 compute_target_variable $target_arch target_strip strip 1404 ;; 1405 esac 1406 1407 if test -n "$target_cc"; then 1408 case $target_arch in 1409 i386|x86_64) 1410 if $target_cc --version | grep -qi "clang"; then 1411 continue 1412 fi 1413 ;; 1414 esac 1415 elif test -n "$target_as" && test -n "$target_ld"; then 1416 # Special handling for assembler only targets 1417 case $target in 1418 tricore-softmmu) 1419 build_static= 1420 got_cross_cc=yes 1421 break 1422 ;; 1423 *) 1424 continue 1425 ;; 1426 esac 1427 else 1428 continue 1429 fi 1430 1431 write_c_skeleton 1432 case $1 in 1433 *-softmmu) 1434 if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC && 1435 do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then 1436 got_cross_cc=yes 1437 break 1438 fi 1439 ;; 1440 *) 1441 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then 1442 build_static=y 1443 got_cross_cc=yes 1444 break 1445 fi 1446 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then 1447 build_static= 1448 got_cross_cc=yes 1449 break 1450 fi 1451 ;; 1452 esac 1453 done 1454 if test $got_cross_cc != yes; then 1455 build_static= 1456 target_cc= 1457 target_ccas= 1458 target_ar= 1459 target_as= 1460 target_ld= 1461 target_nm= 1462 target_objcopy= 1463 target_ranlib= 1464 target_strip= 1465 fi 1466 test -n "$target_cc" 1467} 1468 1469write_target_makefile() { 1470 echo "EXTRA_CFLAGS=$target_cflags" 1471 if test -z "$target_cc" && test -z "$target_as"; then 1472 test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?" 1473 echo "$1: docker-image-$container_image" >> Makefile.prereqs 1474 if test -n "$container_cross_cc"; then 1475 echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1476 echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1477 fi 1478 echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --" 1479 echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --" 1480 echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --" 1481 echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --" 1482 echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --" 1483 echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --" 1484 echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --" 1485 else 1486 if test -n "$target_cc"; then 1487 echo "CC=$target_cc" 1488 echo "CCAS=$target_ccas" 1489 fi 1490 if test -n "$target_ar"; then 1491 echo "AR=$target_ar" 1492 fi 1493 if test -n "$target_as"; then 1494 echo "AS=$target_as" 1495 fi 1496 if test -n "$target_ld"; then 1497 echo "LD=$target_ld" 1498 fi 1499 if test -n "$target_nm"; then 1500 echo "NM=$target_nm" 1501 fi 1502 if test -n "$target_objcopy"; then 1503 echo "OBJCOPY=$target_objcopy" 1504 fi 1505 if test -n "$target_ranlib"; then 1506 echo "RANLIB=$target_ranlib" 1507 fi 1508 if test -n "$target_strip"; then 1509 echo "STRIP=$target_strip" 1510 fi 1511 fi 1512} 1513 1514####################################### 1515# cross-compiled firmware targets 1516 1517# Set up build tree symlinks that point back into the source tree 1518# (these can be both files and directories). 1519# Caution: avoid adding files or directories here using wildcards. This 1520# will result in problems later if a new file matching the wildcard is 1521# added to the source tree -- nothing will cause configure to be rerun 1522# so the build tree will be missing the link back to the new file, and 1523# tests might fail. Prefer to keep the relevant files in their own 1524# directory and symlink the directory instead. 1525LINKS="Makefile" 1526LINKS="$LINKS docs/config" 1527LINKS="$LINKS pc-bios/optionrom/Makefile" 1528LINKS="$LINKS pc-bios/s390-ccw/Makefile" 1529LINKS="$LINKS pc-bios/vof/Makefile" 1530LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 1531LINKS="$LINKS tests/avocado tests/data" 1532LINKS="$LINKS tests/qemu-iotests/check tests/qemu-iotests/Makefile" 1533LINKS="$LINKS python" 1534LINKS="$LINKS contrib/plugins/Makefile " 1535for f in $LINKS ; do 1536 if [ -e "$source_path/$f" ]; then 1537 symlink "$source_path/$f" "$f" 1538 fi 1539done 1540 1541echo "# Automatically generated by configure - do not modify" > Makefile.prereqs 1542 1543# Mac OS X ships with a broken assembler 1544if have_target i386-softmmu x86_64-softmmu && \ 1545 test "$host_os" != "darwin" && test "$host_os" != "sunos" && \ 1546 test "$host_os" != "haiku" && \ 1547 probe_target_compiler i386-softmmu; then 1548 subdirs="$subdirs pc-bios/optionrom" 1549 config_mak=pc-bios/optionrom/config.mak 1550 echo "# Automatically generated by configure - do not modify" > $config_mak 1551 echo "TOPSRC_DIR=$source_path" >> $config_mak 1552 write_target_makefile >> $config_mak 1553fi 1554 1555if have_target ppc-softmmu ppc64-softmmu && \ 1556 probe_target_compiler ppc-softmmu; then 1557 subdirs="$subdirs pc-bios/vof" 1558 config_mak=pc-bios/vof/config.mak 1559 echo "# Automatically generated by configure - do not modify" > $config_mak 1560 echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak 1561 write_target_makefile >> $config_mak 1562fi 1563 1564# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10 1565# (which is the lowest architecture level that Clang supports) 1566if have_target s390x-softmmu && probe_target_compiler s390x-softmmu && \ 1567 GIT=git "$source_path/scripts/git-submodule.sh" "$git_submodules_action" roms/SLOF >> config.log 2>&1; then 1568 write_c_skeleton 1569 do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC 1570 has_z900=$? 1571 if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then 1572 if [ $has_z900 != 0 ]; then 1573 echo "WARNING: Your compiler does not support the z900!" 1574 echo " The s390-ccw bios will only work with guest CPUs >= z10." 1575 fi 1576 subdirs="$subdirs pc-bios/s390-ccw" 1577 config_mak=pc-bios/s390-ccw/config-host.mak 1578 echo "# Automatically generated by configure - do not modify" > $config_mak 1579 echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak 1580 echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_mak 1581 write_target_makefile >> $config_mak 1582 fi 1583fi 1584 1585####################################### 1586# generate config-host.mak 1587 1588config_host_mak="config-host.mak" 1589 1590echo "# Automatically generated by configure - do not modify" > $config_host_mak 1591echo >> $config_host_mak 1592 1593echo all: >> $config_host_mak 1594 1595echo "SRC_PATH=$source_path" >> $config_host_mak 1596echo "TARGET_DIRS=$target_list" >> $config_host_mak 1597echo "GDB=$gdb_bin" >> $config_host_mak 1598if test "$container" != no; then 1599 echo "RUNC=$runc" >> $config_host_mak 1600fi 1601echo "SUBDIRS=$subdirs" >> $config_host_mak 1602echo "PYTHON=$python" >> $config_host_mak 1603echo "MKVENV_ENSUREGROUP=$mkvenv ensuregroup $mkvenv_online_flag" >> $config_host_mak 1604echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 1605echo "MESON=$meson" >> $config_host_mak 1606echo "NINJA=$ninja" >> $config_host_mak 1607echo "EXESUF=$EXESUF" >> $config_host_mak 1608 1609# use included Linux headers for KVM architectures 1610if test "$host_os" = "linux" && test -n "$linux_arch"; then 1611 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 1612fi 1613 1614for target in $target_list; do 1615 target_dir="$target" 1616 target_name=$(echo $target | cut -d '-' -f 1)$EXESUF 1617 case $target in 1618 *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;; 1619 *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;; 1620 esac 1621done 1622 1623if test "$default_targets" = "yes"; then 1624 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 1625fi 1626 1627# contrib/plugins configuration 1628echo "# Automatically generated by configure - do not modify" > contrib/plugins/$config_host_mak 1629echo "SRC_PATH=$source_path/contrib/plugins" >> contrib/plugins/$config_host_mak 1630echo "PKG_CONFIG=${pkg_config}" >> contrib/plugins/$config_host_mak 1631echo "CC=$cc $CPU_CFLAGS" >> contrib/plugins/$config_host_mak 1632echo "CFLAGS=${CFLAGS-$default_cflags} $EXTRA_CFLAGS" >> contrib/plugins/$config_host_mak 1633if test "$host_os" = windows; then 1634 echo "DLLTOOL=$dlltool" >> contrib/plugins/$config_host_mak 1635fi 1636if test "$host_os" = darwin; then 1637 echo "CONFIG_DARWIN=y" >> contrib/plugins/$config_host_mak 1638fi 1639if test "$host_os" = windows; then 1640 echo "CONFIG_WIN32=y" >> contrib/plugins/$config_host_mak 1641fi 1642 1643# tests/tcg configuration 1644mkdir -p tests/tcg 1645echo "# Automatically generated by configure - do not modify" > tests/tcg/$config_host_mak 1646echo "SRC_PATH=$source_path" >> tests/tcg/$config_host_mak 1647if test "$plugins" = "yes" ; then 1648 echo "CONFIG_PLUGIN=y" >> tests/tcg/$config_host_mak 1649fi 1650 1651tcg_tests_targets= 1652for target in $target_list; do 1653 arch=${target%%-*} 1654 1655 case $target in 1656 xtensa*-linux-user) 1657 # the toolchain is not complete with headers, only build system tests 1658 continue 1659 ;; 1660 *-softmmu) 1661 test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue 1662 qemu="qemu-system-$arch" 1663 ;; 1664 *-linux-user|*-bsd-user) 1665 qemu="qemu-$arch" 1666 ;; 1667 esac 1668 1669 if probe_target_compiler $target || test -n "$container_image"; then 1670 test -n "$container_image" && build_static=y 1671 mkdir -p "tests/tcg/$target" 1672 config_target_mak=tests/tcg/$target/config-target.mak 1673 ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile" 1674 echo "# Automatically generated by configure - do not modify" > "$config_target_mak" 1675 echo "TARGET_NAME=$arch" >> "$config_target_mak" 1676 echo "TARGET=$target" >> "$config_target_mak" 1677 write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak" 1678 echo "BUILD_STATIC=$build_static" >> "$config_target_mak" 1679 echo "QEMU=$PWD/$qemu" >> "$config_target_mak" 1680 1681 # will GDB work with these binaries? 1682 if test "${gdb_arches#*$arch}" != "$gdb_arches"; then 1683 echo "GDB=$gdb_bin" >> $config_target_mak 1684 fi 1685 1686 echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs 1687 tcg_tests_targets="$tcg_tests_targets $target" 1688 fi 1689done 1690 1691if test "$tcg" = "enabled"; then 1692 echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> $config_host_mak 1693fi 1694 1695if test "$skip_meson" = no; then 1696 cross="config-meson.cross.new" 1697 meson_quote() { 1698 test $# = 0 && return 1699 echo "'$(echo $* | sed "s/ /','/g")'" 1700 } 1701 1702 echo "# Automatically generated by configure - do not modify" > $cross 1703 echo "[properties]" >> $cross 1704 1705 # unroll any custom device configs 1706 for a in $device_archs; do 1707 eval "c=\$devices_${a}" 1708 echo "${a}-softmmu = '$c'" >> $cross 1709 done 1710 1711 echo "[built-in options]" >> $cross 1712 echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross 1713 echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross 1714 test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross 1715 echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross 1716 echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross 1717 1718 # Only enable by default for git builds and on select OSes 1719 echo "# environment defaults, can still be overridden on " >> $cross 1720 echo "# the command line" >> $cross 1721 if test -e "$source_path/.git" && \ 1722 { test "$host_os" = linux || test "$host_os" = "windows"; }; then 1723 echo 'werror = true' >> $cross 1724 fi 1725 echo "[project options]" >> $cross 1726 if test "$SMBD" != ''; then 1727 echo "smbd = $(meson_quote "$SMBD")" >> $cross 1728 fi 1729 if test "${QEMU_GA_MANUFACTURER}" != ''; then 1730 echo "qemu_ga_manufacturer = $(meson_quote "${QEMU_GA_MANUFACTURER}")" >> $cross 1731 fi 1732 if test "${QEMU_GA_DISTRO}" != ''; then 1733 echo "qemu_ga_distro = $(meson_quote "${QEMU_GA_DISTRO}")" >> $cross 1734 fi 1735 if test "${QEMU_GA_VERSION}" != ''; then 1736 echo "qemu_ga_version = $(meson_quote "${QEMU_GA_VERSION}")" >> $cross 1737 fi 1738 1739 echo >> $cross 1740 echo "[binaries]" >> $cross 1741 echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross 1742 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross 1743 test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross 1744 echo "ar = [$(meson_quote $ar)]" >> $cross 1745 echo "dlltool = [$(meson_quote $dlltool)]" >> $cross 1746 echo "nm = [$(meson_quote $nm)]" >> $cross 1747 echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross 1748 echo "pkg-config = [$(meson_quote $pkg_config)]" >> $cross 1749 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 1750 if has $sdl2_config; then 1751 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 1752 fi 1753 echo "strip = [$(meson_quote $strip)]" >> $cross 1754 echo "widl = [$(meson_quote $widl)]" >> $cross 1755 echo "windres = [$(meson_quote $windres)]" >> $cross 1756 echo "windmc = [$(meson_quote $windmc)]" >> $cross 1757 if test "$cross_compile" = "yes"; then 1758 echo "[host_machine]" >> $cross 1759 echo "system = '$host_os'" >> $cross 1760 case "$cpu" in 1761 i386) 1762 echo "cpu_family = 'x86'" >> $cross 1763 ;; 1764 *) 1765 echo "cpu_family = '$cpu'" >> $cross 1766 ;; 1767 esac 1768 echo "cpu = '$cpu'" >> $cross 1769 if test "$bigendian" = "yes" ; then 1770 echo "endian = 'big'" >> $cross 1771 else 1772 echo "endian = 'little'" >> $cross 1773 fi 1774 1775 native="config-meson.native.new" 1776 echo "# Automatically generated by configure - do not modify" > $native 1777 echo "[binaries]" >> $native 1778 echo "c = [$(meson_quote $host_cc)]" >> $native 1779 mv $native config-meson.native 1780 meson_option_add --native-file 1781 meson_option_add config-meson.native 1782 fi 1783 mv $cross config-meson.cross 1784 meson_add_machine_file config-meson.cross 1785 if test -f "$source_path/configs/meson/$host_os.txt"; then 1786 meson_add_machine_file $source_path/configs/meson/$host_os.txt 1787 fi 1788 1789 rm -rf meson-private meson-info meson-logs 1790 1791 test "$download" = "disabled" && meson_option_add "--wrap-mode=nodownload" 1792 test "$default_feature" = no && meson_option_add -Dauto_features=disabled 1793 test "$static" = yes && meson_option_add -Dprefer_static=true 1794 test "$pie" = no && meson_option_add -Db_pie=false 1795 1796 # QEMU options 1797 test "$cfi" != false && meson_option_add "-Dcfi=$cfi" "-Db_lto=$cfi" 1798 test "$docs" != auto && meson_option_add "-Ddocs=$docs" 1799 test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE" 1800 test "$plugins" = yes && meson_option_add "-Dplugins=true" 1801 test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg" 1802 run_meson() { 1803 NINJA=$ninja $meson setup "$@" "$PWD" "$source_path" 1804 } 1805 eval run_meson $meson_options 1806 if test "$?" -ne 0 ; then 1807 error_exit "meson setup failed" 1808 fi 1809 echo "$meson" > build.ninja.stamp 1810else 1811 if test -f meson-private/cmd_line.txt; then 1812 # Adjust old command line options that were removed 1813 # sed -i is not portable 1814 perl -i -ne ' 1815 /^sphinx_build/ && next; 1816 print;' meson-private/cmd_line.txt 1817 fi 1818fi 1819 1820# Save the configure command line for later reuse. 1821cat <<EOD >config.status 1822#!/bin/sh 1823# Generated by configure. 1824# Run this file to recreate the current configuration. 1825# Compiler output produced by configure, useful for debugging 1826# configure, is in config.log if it exists. 1827EOD 1828 1829preserve_env() { 1830 envname=$1 1831 1832 eval envval=\$$envname 1833 1834 if test -n "$envval" 1835 then 1836 echo "$envname='$envval'" >> config.status 1837 echo "export $envname" >> config.status 1838 else 1839 echo "unset $envname" >> config.status 1840 fi 1841} 1842 1843# Preserve various env variables that influence what 1844# features/build target configure will detect 1845preserve_env AR 1846preserve_env AS 1847preserve_env CC 1848preserve_env CFLAGS 1849preserve_env CXX 1850preserve_env CXXFLAGS 1851preserve_env DLLTOOL 1852preserve_env LD 1853preserve_env LDFLAGS 1854preserve_env LD_LIBRARY_PATH 1855preserve_env NM 1856preserve_env OBJCFLAGS 1857preserve_env OBJCOPY 1858preserve_env PATH 1859preserve_env PKG_CONFIG 1860preserve_env PKG_CONFIG_LIBDIR 1861preserve_env PKG_CONFIG_PATH 1862preserve_env PYTHON 1863preserve_env QEMU_GA_MANUFACTURER 1864preserve_env QEMU_GA_DISTRO 1865preserve_env QEMU_GA_VERSION 1866preserve_env SDL2_CONFIG 1867preserve_env SMBD 1868preserve_env STRIP 1869preserve_env WIDL 1870preserve_env WINDRES 1871preserve_env WINDMC 1872 1873printf "exec" >>config.status 1874for i in "$0" "$@"; do 1875 test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status 1876done 1877echo ' "$@"' >>config.status 1878chmod +x config.status 1879 1880rm -r "$TMPDIR1" 1881