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. 8 unset 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! 11 export CCACHE_RECACHE=yes 12 13 # make source path absolute 14 source_path=$(cd "$(dirname -- "$0")"; pwd) 15 16 if test "$PWD" = "$source_path" 17 then 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 44 build: 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 55 GNUmakefile: ; 56 57 EOF 58 cd build 59 exec "$source_path/configure" "$@" 60 fi 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.) 67 TMPDIR1="config-temp" 68 rm -rf "${TMPDIR1}" 69 if ! mkdir -p "${TMPDIR1}"; then 70 echo "ERROR: failed to create temporary directory" 71 exit 1 72 fi 73 74 TMPB="qemu-conf" 75 TMPC="${TMPDIR1}/${TMPB}.c" 76 TMPO="${TMPDIR1}/${TMPB}.o" 77 TMPE="${TMPDIR1}/${TMPB}.exe" 78 79 rm -f config.log 80 81 # Print a helpful header at the top of config.log 82 echo "# QEMU configure log $(date)" >> config.log 83 printf "# Configured with:" >> config.log 84 # repeat the invocation to log and stdout for CI 85 invoke=$(printf " '%s'" "$0" "$@") 86 test -n "$GITLAB_CI" && echo "configuring with: $invoke" 87 { echo "$invoke"; echo; echo "#"; } >> config.log 88 89 quote_sh() { 90 printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&'," 91 } 92 93 error_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 } 103 104 do_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 " 111 funcs: ${FUNCNAME[*]} 112 lines: ${BASH_LINENO[*]}" 113 '; fi 114 echo $compiler "$@" >> config.log 115 $compiler "$@" >> config.log 2>&1 || return $? 116 } 117 118 do_cc() { 119 do_compiler "$cc" $CPU_CFLAGS "$@" 120 } 121 122 compile_object() { 123 local_cflags="$1" 124 do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -c -o $TMPO $TMPC 125 } 126 127 compile_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". 135 symlink() { 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) 143 has() { 144 type "$1" >/dev/null 2>&1 145 } 146 147 version_ge () { 148 local_ver1=$(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 } 165 166 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]"; 167 then 168 error_exit "main directory cannot contain spaces nor colons" 169 fi 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 175 container_engine="auto" 176 cpu="" 177 cross_compile="no" 178 cross_prefix="" 179 host_cc="cc" 180 EXTRA_CFLAGS="" 181 EXTRA_CXXFLAGS="" 182 EXTRA_OBJCFLAGS="" 183 EXTRA_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. 196 default_feature="" 197 198 for 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 239 done 240 241 default_cflags='-O2 -g' 242 git_submodules_action="update" 243 docs="auto" 244 EXESUF="" 245 system="yes" 246 linux_user="" 247 bsd_user="" 248 plugins="$default_feature" 249 subdirs="" 250 ninja="" 251 python= 252 download="enabled" 253 skip_meson=no 254 use_containers="yes" 255 gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb") 256 gdb_arches="" 257 258 # Don't accept a target_list environment variable. 259 unset target_list 260 unset 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 265 tcg="auto" 266 cfi="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. 271 pie="" 272 static="no" 273 274 # Preferred compiler: 275 # ${CC} (if set) 276 # ${cross_prefix}gcc (if cross-prefix specified) 277 # system compiler 278 if test -z "${CC}${cross_prefix}"; then 279 cc="cc" 280 else 281 cc="${CC-${cross_prefix}gcc}" 282 fi 283 284 if test -z "${CXX}${cross_prefix}"; then 285 cxx="c++" 286 else 287 cxx="${CXX-${cross_prefix}g++}" 288 fi 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 # $cc 295 if test -z "${objcc}${cross_prefix}"; then 296 if has clang; then 297 objcc=clang 298 else 299 objcc="$cc" 300 fi 301 else 302 objcc="${objcc-${cross_prefix}clang}" 303 fi 304 305 ar="${AR-${cross_prefix}ar}" 306 as="${AS-${cross_prefix}as}" 307 ccas="${CCAS-$cc}" 308 dlltool="${DLLTOOL-${cross_prefix}dlltool}" 309 objcopy="${OBJCOPY-${cross_prefix}objcopy}" 310 ld="${LD-${cross_prefix}ld}" 311 ranlib="${RANLIB-${cross_prefix}ranlib}" 312 nm="${NM-${cross_prefix}nm}" 313 strip="${STRIP-${cross_prefix}strip}" 314 widl="${WIDL-${cross_prefix}widl}" 315 windres="${WINDRES-${cross_prefix}windres}" 316 windmc="${WINDMC-${cross_prefix}windmc}" 317 pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}" 318 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}" 319 320 check_define() { 321 cat > $TMPC <<EOF 322 #if !defined($1) 323 #error $1 not defined 324 #endif 325 int main(void) { return 0; } 326 EOF 327 compile_object 328 } 329 330 write_c_skeleton() { 331 cat > $TMPC <<EOF 332 int main(void) { return 0; } 333 EOF 334 } 335 336 if check_define __linux__ ; then 337 host_os=linux 338 elif check_define _WIN32 ; then 339 host_os=windows 340 elif check_define __OpenBSD__ ; then 341 host_os=openbsd 342 elif check_define __sun__ ; then 343 host_os=sunos 344 elif check_define __HAIKU__ ; then 345 host_os=haiku 346 elif check_define __FreeBSD__ ; then 347 host_os=freebsd 348 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then 349 host_os=gnu/kfreebsd 350 elif check_define __DragonFly__ ; then 351 host_os=dragonfly 352 elif check_define __NetBSD__; then 353 host_os=netbsd 354 elif check_define __APPLE__; then 355 host_os=darwin 356 else 357 # This is a fatal error, but don't report it yet, because we 358 # might be going to just print the --help text, or it might 359 # be the result of a missing compiler. 360 host_os=bogus 361 fi 362 363 if test ! -z "$cpu" ; then 364 # command line argument 365 : 366 elif check_define __i386__ ; then 367 cpu="i386" 368 elif check_define __x86_64__ ; then 369 if check_define __ILP32__ ; then 370 cpu="x32" 371 else 372 cpu="x86_64" 373 fi 374 elif check_define __sparc__ ; then 375 if check_define __arch64__ ; then 376 cpu="sparc64" 377 else 378 cpu="sparc" 379 fi 380 elif 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 390 elif check_define __mips__ ; then 391 cpu="mips" 392 elif check_define __s390__ ; then 393 if check_define __s390x__ ; then 394 cpu="s390x" 395 else 396 cpu="s390" 397 fi 398 elif check_define __riscv ; then 399 if check_define _LP64 ; then 400 cpu="riscv64" 401 else 402 cpu="riscv32" 403 fi 404 elif check_define __arm__ ; then 405 cpu="arm" 406 elif check_define __aarch64__ ; then 407 cpu="aarch64" 408 elif check_define __loongarch64 ; then 409 cpu="loongarch64" 410 else 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'" 415 fi 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. 424 host_arch= 425 linux_arch= 426 case "$cpu" in 427 aarch64) 428 host_arch=aarch64 429 linux_arch=arm64 430 ;; 431 432 armv*b|armv*l|arm) 433 cpu=arm 434 host_arch=arm 435 linux_arch=arm 436 ;; 437 438 i386|i486|i586|i686) 439 cpu="i386" 440 host_arch=i386 441 linux_arch=x86 442 CPU_CFLAGS="-m32" 443 ;; 444 445 loongarch*) 446 cpu=loongarch64 447 host_arch=loongarch64 448 linux_arch=loongarch 449 ;; 450 451 mips64*) 452 cpu=mips64 453 host_arch=mips 454 linux_arch=mips 455 ;; 456 mips*) 457 cpu=mips 458 host_arch=mips 459 linux_arch=mips 460 ;; 461 462 ppc) 463 host_arch=ppc 464 linux_arch=powerpc 465 CPU_CFLAGS="-m32" 466 ;; 467 ppc64) 468 host_arch=ppc64 469 linux_arch=powerpc 470 CPU_CFLAGS="-m64 -mbig-endian" 471 ;; 472 ppc64le) 473 cpu=ppc64 474 host_arch=ppc64 475 linux_arch=powerpc 476 CPU_CFLAGS="-m64 -mlittle-endian" 477 ;; 478 479 riscv32 | riscv64) 480 host_arch=riscv 481 linux_arch=riscv 482 ;; 483 484 s390) 485 linux_arch=s390 486 CPU_CFLAGS="-m31" 487 ;; 488 s390x) 489 host_arch=s390x 490 linux_arch=s390 491 CPU_CFLAGS="-m64" 492 ;; 493 494 sparc|sun4[cdmuv]) 495 cpu=sparc 496 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" 497 ;; 498 sparc64) 499 host_arch=sparc64 500 CPU_CFLAGS="-m64 -mcpu=ultrasparc" 501 ;; 502 503 x32) 504 cpu="x86_64" 505 host_arch=x86_64 506 linux_arch=x86 507 CPU_CFLAGS="-mx32" 508 ;; 509 x86_64|amd64) 510 cpu="x86_64" 511 host_arch=x86_64 512 linux_arch=x86 513 # ??? Only extremely old AMD cpus do not have cmpxchg16b. 514 # If we truly care, we should simply detect this case at 515 # runtime and generate the fallback to serial emulation. 516 CPU_CFLAGS="-m64 -mcx16" 517 ;; 518 esac 519 520 if test -n "$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/$host_arch does not exist." \ 524 "This is a bug in the configure script, please report it." 525 fi 526 if test -n "$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." 529 fi 530 531 check_py_version() { 532 # We require python >= 3.8. 533 # NB: a True python conditional creates a non-zero return code (Failure) 534 "$1" -c 'import sys; sys.exit(sys.version_info < (3,8))' 535 } 536 537 first_python= 538 if test -z "${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=$python 551 fi 552 fi 553 done 554 else 555 # Same as above, but only check the environment variable. 556 has "${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 564 fi 565 566 # Check for ancillary tools used in testing 567 genisoimage= 568 for binary in genisoimage mkisofs 569 do 570 if has $binary 571 then 572 genisoimage=$(command -v "$binary") 573 break 574 fi 575 done 576 577 if test "$host_os" = "windows" ; then 578 EXESUF=".exe" 579 fi 580 581 meson_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 . "$source_path/scripts/meson-buildoptions.sh" 598 599 meson_options= 600 meson_option_add() { 601 local arg 602 for arg; do 603 meson_options="$meson_options $(quote_sh "$arg")" 604 done 605 } 606 meson_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 '$0 --help' for more information" 611 exit 1 612 fi 613 } 614 615 meson_add_machine_file() { 616 if test "$cross_compile" = "yes"; then 617 meson_option_add --cross-file "$1" 618 else 619 meson_option_add --native-file "$1" 620 fi 621 } 622 623 for opt do 624 optarg=$(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 $opt" 766 ;; 767 esac 768 done 769 770 if ! test -e "$source_path/.git" 771 then 772 git_submodules_action="validate" 773 fi 774 775 if ! test -f "$source_path/subprojects/keycodemapdb/README" \ 776 && test "$download" = disabled 777 then 778 echo 779 echo "ERROR: missing subprojects" 780 echo 781 if test -e "$source_path/.git"; then 782 echo "--disable-download specified but subprojects were not" 783 echo 'checked out. Please invoke "meson subprojects download"' 784 echo "before configuring QEMU, or remove --disable-download" 785 echo "from the command line." 786 else 787 echo "This is not a GIT checkout but subproject content appears to" 788 echo "be missing. Do not use 'git archive' or GitHub download links" 789 echo "to acquire QEMU source archives. Non-GIT builds are only" 790 echo "supported with source archives linked from:" 791 echo 792 echo " https://www.qemu.org/download/#source" 793 echo 794 echo "Developers working with GIT can use scripts/archive-source.sh" 795 echo "if they need to create valid source archives." 796 fi 797 echo 798 exit 1 799 fi 800 801 default_target_list="" 802 mak_wilds="" 803 804 if [ -n "$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} $source_path/configs/targets/*-bsd-user.mak" 824 fi 825 fi 826 else 827 if [ "$linux_user" = yes ] || [ "$bsd_user" = yes ]; then 828 error_exit "user mode emulation not supported on this architecture" 829 fi 830 fi 831 if [ "$system" = "yes" ]; then 832 mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak" 833 fi 834 835 for 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} $target" 839 fi 840 done 841 842 if test x"$show_help" = x"yes" ; then 843 cat << EOF 844 845 Usage: configure [options] 846 Options: [defaults in brackets after descriptions] 847 848 Standard options: 849 --help print this message 850 --target-list=LIST set target list (default: build all) 851 $(echo Available targets: $default_target_list | \ 852 fold -s -w 53 | sed -e 's/^/ /') 853 --target-list-exclude=LIST exclude a set of targets from the default target-list 854 855 Advanced options (experts only): 856 -Dmesonoptname=val passthrough option to meson unmodified 857 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$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] 883 EOF 884 meson_options_help 885 cat << 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 891 892 NOTE: The object files are built at the place where configure is launched 893 EOF 894 exit 0 895 fi 896 897 # Remove old dependency files to make sure that they get properly regenerated 898 rm -f ./*/config-devices.mak.d 899 900 if test -z "$python" 901 then 902 # If first_python is set, there was a binary somewhere even though 903 # it was not suitable. Use it for the error message. 904 if test -n "$first_python"; then 905 error_exit "Cannot use '$first_python', Python >= 3.8 is required." \ 906 "Use --python=/path/to/python to specify a supported Python." 907 else 908 error_exit "Python not found. Use --python=/path/to/python" 909 fi 910 fi 911 912 if ! check_py_version "$python"; then 913 error_exit "Cannot use '$python', Python >= 3.8 is required." \ 914 "Use --python=/path/to/python to specify a supported Python." \ 915 "Maybe try:" \ 916 " openSUSE Leap 15.3+: zypper install python39" \ 917 " CentOS 8: dnf install python38" 918 fi 919 920 # Resolve PATH 921 python="$(command -v "$python")" 922 923 # Create a Python virtual environment using our configured python. 924 # The stdout of this script will be the location of a symlink that 925 # points to the configured Python. 926 # Entry point scripts for pip, meson, and sphinx are generated if those 927 # packages are present. 928 929 # Defaults assumed for now: 930 # - venv is cleared if it exists already; 931 # - venv is allowed to use system packages; 932 # - all setup can be performed offline; 933 # - missing packages may be fetched from PyPI, 934 # unless --disable-download is passed. 935 # - pip is not installed into the venv when possible, 936 # but ensurepip is called as a fallback when necessary. 937 938 echo "python determined to be '$python'" 939 echo "python version: $($python --version)" 940 941 python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)" 942 if test "$?" -ne 0 ; then 943 error_exit "python venv creation failed" 944 fi 945 946 # Suppress writing compiled files 947 python="$python -B" 948 mkvenv="$python ${source_path}/python/scripts/mkvenv.py" 949 950 # Finish preparing the virtual environment using vendored .whl files 951 952 if $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 1 955 fi 956 $mkvenv ensuregroup --dir "${source_path}/python/wheels" \ 957 ${source_path}/pythondeps.toml meson || exit 1 958 959 # At this point, we expect Meson to be installed and available. 960 # We expect mkvenv or pip to have created pyvenv/bin/meson for us. 961 # We ignore PATH completely here: we want to use the venv's Meson 962 # *exclusively*. 963 964 meson="$(cd pyvenv/bin; pwd)/meson" 965 966 # Conditionally ensure Sphinx is installed. 967 968 mkvenv_online_flag="" 969 if test "$download" = "enabled" ; then 970 mkvenv_online_flag=" --online" 971 fi 972 973 if test "$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 986 fi 987 988 # Probe for ninja 989 990 if 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 1000 fi 1001 1002 if 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)')" 1008 fi 1009 1010 # test for any invalid configuration combinations 1011 if test "$host_os" = "windows" && ! has "$dlltool"; then 1012 if test "$plugins" = "yes"; then 1013 error_exit "TCG plugins requires dlltool to build on Windows platforms" 1014 fi 1015 plugins="no" 1016 fi 1017 if test "$tcg" = "disabled" ; then 1018 if test "$plugins" = "yes"; then 1019 error_exit "Can't enable plugins on non-TCG builds" 1020 fi 1021 plugins="no" 1022 fi 1023 if test "$static" = "yes" ; then 1024 if test "$plugins" = "yes"; then 1025 error_exit "static and plugins are mutually incompatible" 1026 fi 1027 plugins="no" 1028 fi 1029 if test "$plugins" != "no"; then 1030 plugins=yes 1031 subdirs="$subdirs contrib/plugins" 1032 fi 1033 1034 cat > $TMPC << EOF 1035 1036 #ifdef __linux__ 1037 # define THREAD __thread 1038 #else 1039 # define THREAD 1040 #endif 1041 static THREAD int tls_var; 1042 int main(void) { return tls_var; } 1043 EOF 1044 1045 if test "$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 1050 fi 1051 1052 if 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 1066 fi 1067 1068 ########################################## 1069 1070 if 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# }" 1076 else 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 1090 fi 1091 1092 if test "$tcg" = "auto"; then 1093 if test -z "$target_list"; then 1094 tcg="disabled" 1095 else 1096 tcg="enabled" 1097 fi 1098 fi 1099 1100 ######################################### 1101 # gdb test 1102 1103 if 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 1110 fi 1111 1112 ########################################## 1113 # big/little endian test 1114 cat > $TMPC << EOF 1115 #if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 1116 # error LITTLE 1117 #endif 1118 int main(void) { return 0; } 1119 EOF 1120 1121 if ! compile_prog ; then 1122 bigendian="no" 1123 else 1124 cat > $TMPC << EOF 1125 #if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 1126 # error BIG 1127 #endif 1128 int main(void) { return 0; } 1129 EOF 1130 1131 if ! compile_prog ; then 1132 bigendian="yes" 1133 else 1134 echo big/little test failed 1135 exit 1 1136 fi 1137 fi 1138 1139 ########################################## 1140 # functions to probe cross compilers 1141 1142 container="no" 1143 runc="" 1144 if 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 1154 fi 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_ppc="powerpc-linux-gnu-"} 1173 : ${cross_prefix_ppc64="powerpc64-linux-gnu-"} 1174 : ${cross_prefix_ppc64le="$cross_prefix_ppc64"} 1175 : ${cross_prefix_riscv64="riscv64-linux-gnu-"} 1176 : ${cross_prefix_s390x="s390x-linux-gnu-"} 1177 : ${cross_prefix_sh4="sh4-linux-gnu-"} 1178 : ${cross_prefix_sparc64="sparc64-linux-gnu-"} 1179 : ${cross_prefix_sparc="$cross_prefix_sparc64"} 1180 : ${cross_prefix_tricore="tricore-"} 1181 : ${cross_prefix_x86_64="x86_64-linux-gnu-"} 1182 1183 : ${cross_cc_aarch64_be="$cross_cc_aarch64"} 1184 : ${cross_cc_cflags_aarch64_be="-mbig-endian"} 1185 : ${cross_cc_armeb="$cross_cc_arm"} 1186 : ${cross_cc_cflags_armeb="-mbig-endian"} 1187 : ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"} 1188 : ${cross_cc_cflags_hexagon="-mv73 -O2 -static"} 1189 : ${cross_cc_cflags_i386="-m32"} 1190 : ${cross_cc_cflags_ppc="-m32 -mbig-endian"} 1191 : ${cross_cc_cflags_ppc64="-m64 -mbig-endian"} 1192 : ${cross_cc_ppc64le="$cross_cc_ppc64"} 1193 : ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"} 1194 : ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"} 1195 : ${cross_cc_sparc="$cross_cc_sparc64"} 1196 : ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"} 1197 : ${cross_cc_cflags_x86_64="-m64"} 1198 1199 compute_target_variable() { 1200 eval "$2=" 1201 if eval test -n "\"\${cross_prefix_$1}\""; then 1202 if eval has "\"\${cross_prefix_$1}\$3\""; then 1203 eval "$2=\"\${cross_prefix_$1}\$3\"" 1204 fi 1205 fi 1206 } 1207 1208 have_target() { 1209 for i; do 1210 case " $target_list " in 1211 *" $i "*) return 0;; 1212 *) ;; 1213 esac 1214 done 1215 return 1 1216 } 1217 1218 # probe_target_compiler TARGET 1219 # 1220 # Look for a compiler for the given target, either native or cross. 1221 # Set variables target_* if a compiler is found, and container_cross_* 1222 # if a Docker-based cross-compiler image is known for the target. 1223 # Set got_cross_cc to yes/no depending on whether a non-container-based 1224 # compiler was found. 1225 # 1226 # If TARGET is a user-mode emulation target, also set build_static to 1227 # "y" if static linking is possible. 1228 # 1229 probe_target_compiler() { 1230 # reset all output variables 1231 got_cross_cc=no 1232 container_image= 1233 container_hosts= 1234 container_cross_prefix= 1235 container_cross_cc= 1236 container_cross_ar= 1237 container_cross_as= 1238 container_cross_ld= 1239 container_cross_nm= 1240 container_cross_objcopy= 1241 container_cross_ranlib= 1242 container_cross_strip= 1243 1244 target_arch=${1%%-*} 1245 case $target_arch in 1246 aarch64) container_hosts="x86_64 aarch64" ;; 1247 alpha) container_hosts=x86_64 ;; 1248 arm) container_hosts="x86_64 aarch64" ;; 1249 cris) container_hosts=x86_64 ;; 1250 hexagon) container_hosts=x86_64 ;; 1251 hppa) container_hosts=x86_64 ;; 1252 i386) container_hosts=x86_64 ;; 1253 loongarch64) container_hosts=x86_64 ;; 1254 m68k) container_hosts=x86_64 ;; 1255 microblaze) container_hosts=x86_64 ;; 1256 mips64el) container_hosts=x86_64 ;; 1257 mips64) container_hosts=x86_64 ;; 1258 mipsel) container_hosts=x86_64 ;; 1259 mips) container_hosts=x86_64 ;; 1260 ppc) container_hosts=x86_64 ;; 1261 ppc64|ppc64le) container_hosts=x86_64 ;; 1262 riscv64) container_hosts=x86_64 ;; 1263 s390x) container_hosts=x86_64 ;; 1264 sh4) container_hosts=x86_64 ;; 1265 sparc64) container_hosts=x86_64 ;; 1266 tricore) container_hosts=x86_64 ;; 1267 x86_64) container_hosts="aarch64 ppc64le x86_64" ;; 1268 xtensa*) container_hosts=x86_64 ;; 1269 esac 1270 1271 for host in $container_hosts; do 1272 test "$container" != no || continue 1273 test "$host" = "$cpu" || continue 1274 case $target_arch in 1275 # debian-all-test-cross architectures 1276 1277 hppa|m68k|mips|riscv64|sparc64) 1278 container_image=debian-all-test-cross 1279 ;; 1280 mips64) 1281 container_image=debian-all-test-cross 1282 container_cross_prefix=mips64-linux-gnuabi64- 1283 ;; 1284 ppc|ppc64|ppc64le) 1285 container_image=debian-all-test-cross 1286 container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu- 1287 ;; 1288 1289 # debian-legacy-test-cross architectures (need Debian 11) 1290 # - libc6.1-dev-alpha-cross: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1054412 1291 # - sh4-linux-user: binaries don't run with bookworm compiler 1292 1293 alpha|sh4) 1294 container_image=debian-legacy-test-cross 1295 ;; 1296 1297 # architectures with individual containers 1298 1299 aarch64) 1300 # We don't have any bigendian build tools so we only use this for AArch64 1301 container_image=debian-arm64-cross 1302 ;; 1303 arm) 1304 # We don't have any bigendian build tools so we only use this for ARM 1305 container_image=debian-armhf-cross 1306 container_cross_prefix=arm-linux-gnueabihf- 1307 ;; 1308 cris) 1309 container_image=fedora-cris-cross 1310 ;; 1311 hexagon) 1312 container_cross_prefix=hexagon-unknown-linux-musl- 1313 container_cross_cc=${container_cross_prefix}clang 1314 ;; 1315 i386) 1316 container_image=debian-i686-cross 1317 container_cross_prefix=i686-linux-gnu- 1318 ;; 1319 loongarch64) 1320 container_image=debian-loongarch-cross 1321 container_cross_prefix=loongarch64-unknown-linux-gnu- 1322 ;; 1323 microblaze) 1324 container_cross_prefix=microblaze-linux-musl- 1325 ;; 1326 mips64el) 1327 container_image=debian-mips64el-cross 1328 container_cross_prefix=mips64el-linux-gnuabi64- 1329 ;; 1330 tricore) 1331 container_image=debian-tricore-cross 1332 container_cross_prefix=tricore- 1333 ;; 1334 x86_64) 1335 container_image=debian-amd64-cross 1336 ;; 1337 xtensa*) 1338 container_image=debian-xtensa-cross 1339 1340 # default to the dc232b cpu 1341 container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf- 1342 ;; 1343 esac 1344 # Debian and GNU architecture names usually match 1345 : ${container_image:=debian-$target_arch-cross} 1346 : ${container_cross_prefix:=$target_arch-linux-gnu-} 1347 : ${container_cross_cc:=${container_cross_prefix}gcc} 1348 : ${container_cross_ar:=${container_cross_prefix}ar} 1349 : ${container_cross_as:=${container_cross_prefix}as} 1350 : ${container_cross_ld:=${container_cross_prefix}ld} 1351 : ${container_cross_nm:=${container_cross_prefix}nm} 1352 : ${container_cross_objcopy:=${container_cross_prefix}objcopy} 1353 : ${container_cross_ranlib:=${container_cross_prefix}ranlib} 1354 : ${container_cross_strip:=${container_cross_prefix}strip} 1355 done 1356 1357 try=cross 1358 # For softmmu/roms also look for a bi-endian or multilib-enabled host compiler 1359 if [ "${1%softmmu}" != "$1" ] || test "$target_arch" = "$cpu"; then 1360 case "$target_arch:$cpu" in 1361 aarch64_be:aarch64 | \ 1362 armeb:arm | \ 1363 i386:x86_64 | \ 1364 mips*:mips64 | \ 1365 ppc*:ppc64 | \ 1366 sparc:sparc64 | \ 1367 "$cpu:$cpu") 1368 try='native cross' ;; 1369 esac 1370 fi 1371 eval "target_cflags=\${cross_cc_cflags_$target_arch}" 1372 for thistry in $try; do 1373 case $thistry in 1374 native) 1375 target_cc=$cc 1376 target_ccas=$ccas 1377 target_ar=$ar 1378 target_as=$as 1379 target_ld=$ld 1380 target_nm=$nm 1381 target_objcopy=$objcopy 1382 target_ranlib=$ranlib 1383 target_strip=$strip 1384 ;; 1385 cross) 1386 target_cc= 1387 if eval test -n "\"\${cross_cc_$target_arch}\""; then 1388 if eval has "\"\${cross_cc_$target_arch}\""; then 1389 eval "target_cc=\"\${cross_cc_$target_arch}\"" 1390 fi 1391 else 1392 compute_target_variable $target_arch target_cc gcc 1393 fi 1394 target_ccas=$target_cc 1395 compute_target_variable $target_arch target_ar ar 1396 compute_target_variable $target_arch target_as as 1397 compute_target_variable $target_arch target_ld ld 1398 compute_target_variable $target_arch target_nm nm 1399 compute_target_variable $target_arch target_objcopy objcopy 1400 compute_target_variable $target_arch target_ranlib ranlib 1401 compute_target_variable $target_arch target_strip strip 1402 ;; 1403 esac 1404 1405 if test -n "$target_cc"; then 1406 case $target_arch in 1407 i386|x86_64) 1408 if $target_cc --version | grep -qi "clang"; then 1409 continue 1410 fi 1411 ;; 1412 esac 1413 elif test -n "$target_as" && test -n "$target_ld"; then 1414 # Special handling for assembler only targets 1415 case $target in 1416 tricore-softmmu) 1417 build_static= 1418 got_cross_cc=yes 1419 break 1420 ;; 1421 *) 1422 continue 1423 ;; 1424 esac 1425 else 1426 continue 1427 fi 1428 1429 write_c_skeleton 1430 case $1 in 1431 *-softmmu) 1432 if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC && 1433 do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then 1434 got_cross_cc=yes 1435 break 1436 fi 1437 ;; 1438 *) 1439 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then 1440 build_static=y 1441 got_cross_cc=yes 1442 break 1443 fi 1444 if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then 1445 build_static= 1446 got_cross_cc=yes 1447 break 1448 fi 1449 ;; 1450 esac 1451 done 1452 if test $got_cross_cc != yes; then 1453 build_static= 1454 target_cc= 1455 target_ccas= 1456 target_ar= 1457 target_as= 1458 target_ld= 1459 target_nm= 1460 target_objcopy= 1461 target_ranlib= 1462 target_strip= 1463 fi 1464 test -n "$target_cc" 1465 } 1466 1467 write_target_makefile() { 1468 echo "EXTRA_CFLAGS=$target_cflags" 1469 if test -z "$target_cc" && test -z "$target_as"; then 1470 test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?" 1471 echo "$1: docker-image-$container_image" >> Makefile.prereqs 1472 if test -n "$container_cross_cc"; then 1473 echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1474 echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --" 1475 fi 1476 echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --" 1477 echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --" 1478 echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --" 1479 echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --" 1480 echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --" 1481 echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --" 1482 echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --" 1483 else 1484 if test -n "$target_cc"; then 1485 echo "CC=$target_cc" 1486 echo "CCAS=$target_ccas" 1487 fi 1488 if test -n "$target_ar"; then 1489 echo "AR=$target_ar" 1490 fi 1491 if test -n "$target_as"; then 1492 echo "AS=$target_as" 1493 fi 1494 if test -n "$target_ld"; then 1495 echo "LD=$target_ld" 1496 fi 1497 if test -n "$target_nm"; then 1498 echo "NM=$target_nm" 1499 fi 1500 if test -n "$target_objcopy"; then 1501 echo "OBJCOPY=$target_objcopy" 1502 fi 1503 if test -n "$target_ranlib"; then 1504 echo "RANLIB=$target_ranlib" 1505 fi 1506 if test -n "$target_strip"; then 1507 echo "STRIP=$target_strip" 1508 fi 1509 fi 1510 } 1511 1512 ####################################### 1513 # cross-compiled firmware targets 1514 1515 # Set up build tree symlinks that point back into the source tree 1516 # (these can be both files and directories). 1517 # Caution: avoid adding files or directories here using wildcards. This 1518 # will result in problems later if a new file matching the wildcard is 1519 # added to the source tree -- nothing will cause configure to be rerun 1520 # so the build tree will be missing the link back to the new file, and 1521 # tests might fail. Prefer to keep the relevant files in their own 1522 # directory and symlink the directory instead. 1523 LINKS="Makefile" 1524 LINKS="$LINKS docs/config" 1525 LINKS="$LINKS pc-bios/optionrom/Makefile" 1526 LINKS="$LINKS pc-bios/s390-ccw/Makefile" 1527 LINKS="$LINKS pc-bios/vof/Makefile" 1528 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit 1529 LINKS="$LINKS tests/avocado tests/data" 1530 LINKS="$LINKS tests/qemu-iotests/check tests/qemu-iotests/Makefile" 1531 LINKS="$LINKS python" 1532 LINKS="$LINKS contrib/plugins/Makefile " 1533 for f in $LINKS ; do 1534 if [ -e "$source_path/$f" ]; then 1535 symlink "$source_path/$f" "$f" 1536 fi 1537 done 1538 1539 # use included Linux headers for KVM architectures 1540 if test "$host_os" = "linux" && test -n "$linux_arch"; then 1541 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm 1542 fi 1543 1544 echo "# Automatically generated by configure - do not modify" > Makefile.prereqs 1545 1546 # Mac OS X ships with a broken assembler 1547 if have_target i386-softmmu x86_64-softmmu && \ 1548 test "$host_os" != "darwin" && test "$host_os" != "sunos" && \ 1549 test "$host_os" != "haiku" && \ 1550 probe_target_compiler i386-softmmu; then 1551 subdirs="$subdirs pc-bios/optionrom" 1552 config_mak=pc-bios/optionrom/config.mak 1553 echo "# Automatically generated by configure - do not modify" > $config_mak 1554 echo "TOPSRC_DIR=$source_path" >> $config_mak 1555 write_target_makefile >> $config_mak 1556 fi 1557 1558 if have_target ppc-softmmu ppc64-softmmu && \ 1559 probe_target_compiler ppc-softmmu; then 1560 subdirs="$subdirs pc-bios/vof" 1561 config_mak=pc-bios/vof/config.mak 1562 echo "# Automatically generated by configure - do not modify" > $config_mak 1563 echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak 1564 write_target_makefile >> $config_mak 1565 fi 1566 1567 # Only build s390-ccw bios if the compiler has -march=z900 or -march=z10 1568 # (which is the lowest architecture level that Clang supports) 1569 if have_target s390x-softmmu && probe_target_compiler s390x-softmmu && \ 1570 GIT=git "$source_path/scripts/git-submodule.sh" "$git_submodules_action" roms/SLOF >> config.log 2>&1; then 1571 write_c_skeleton 1572 do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC 1573 has_z900=$? 1574 if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then 1575 if [ $has_z900 != 0 ]; then 1576 echo "WARNING: Your compiler does not support the z900!" 1577 echo " The s390-ccw bios will only work with guest CPUs >= z10." 1578 fi 1579 subdirs="$subdirs pc-bios/s390-ccw" 1580 config_mak=pc-bios/s390-ccw/config-host.mak 1581 echo "# Automatically generated by configure - do not modify" > $config_mak 1582 echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak 1583 echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_mak 1584 write_target_makefile >> $config_mak 1585 fi 1586 fi 1587 1588 ####################################### 1589 # generate config-host.mak 1590 1591 config_host_mak="config-host.mak" 1592 1593 echo "# Automatically generated by configure - do not modify" > $config_host_mak 1594 echo >> $config_host_mak 1595 1596 echo all: >> $config_host_mak 1597 1598 echo "SRC_PATH=$source_path" >> $config_host_mak 1599 echo "TARGET_DIRS=$target_list" >> $config_host_mak 1600 echo "GDB=$gdb_bin" >> $config_host_mak 1601 if test "$container" != no; then 1602 echo "RUNC=$runc" >> $config_host_mak 1603 fi 1604 echo "SUBDIRS=$subdirs" >> $config_host_mak 1605 echo "PYTHON=$python" >> $config_host_mak 1606 echo "MKVENV_ENSUREGROUP=$mkvenv ensuregroup $mkvenv_online_flag" >> $config_host_mak 1607 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak 1608 echo "MESON=$meson" >> $config_host_mak 1609 echo "NINJA=$ninja" >> $config_host_mak 1610 echo "EXESUF=$EXESUF" >> $config_host_mak 1611 if test "$default_targets" = "yes"; then 1612 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak 1613 fi 1614 1615 # contrib/plugins configuration 1616 echo "# Automatically generated by configure - do not modify" > contrib/plugins/$config_host_mak 1617 echo "SRC_PATH=$source_path/contrib/plugins" >> contrib/plugins/$config_host_mak 1618 echo "PKG_CONFIG=${pkg_config}" >> contrib/plugins/$config_host_mak 1619 echo "CC=$cc $CPU_CFLAGS" >> contrib/plugins/$config_host_mak 1620 echo "CFLAGS=${CFLAGS-$default_cflags} $EXTRA_CFLAGS" >> contrib/plugins/$config_host_mak 1621 if test "$host_os" = windows; then 1622 echo "DLLTOOL=$dlltool" >> contrib/plugins/$config_host_mak 1623 fi 1624 if test "$host_os" = darwin; then 1625 echo "CONFIG_DARWIN=y" >> contrib/plugins/$config_host_mak 1626 fi 1627 if test "$host_os" = windows; then 1628 echo "CONFIG_WIN32=y" >> contrib/plugins/$config_host_mak 1629 fi 1630 1631 # tests/tcg configuration 1632 mkdir -p tests/tcg 1633 echo "# Automatically generated by configure - do not modify" > tests/tcg/$config_host_mak 1634 echo "SRC_PATH=$source_path" >> tests/tcg/$config_host_mak 1635 if test "$plugins" = "yes" ; then 1636 echo "CONFIG_PLUGIN=y" >> tests/tcg/$config_host_mak 1637 fi 1638 1639 tcg_tests_targets= 1640 for target in $target_list; do 1641 arch=${target%%-*} 1642 1643 case $target in 1644 xtensa*-linux-user) 1645 # the toolchain is not complete with headers, only build system tests 1646 continue 1647 ;; 1648 *-softmmu) 1649 test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue 1650 qemu="qemu-system-$arch" 1651 ;; 1652 *-linux-user|*-bsd-user) 1653 qemu="qemu-$arch" 1654 ;; 1655 esac 1656 1657 if probe_target_compiler $target || test -n "$container_image"; then 1658 test -n "$container_image" && build_static=y 1659 mkdir -p "tests/tcg/$target" 1660 config_target_mak=tests/tcg/$target/config-target.mak 1661 ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile" 1662 echo "# Automatically generated by configure - do not modify" > "$config_target_mak" 1663 echo "TARGET_NAME=$arch" >> "$config_target_mak" 1664 echo "TARGET=$target" >> "$config_target_mak" 1665 write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak" 1666 echo "BUILD_STATIC=$build_static" >> "$config_target_mak" 1667 echo "QEMU=$PWD/$qemu" >> "$config_target_mak" 1668 1669 # will GDB work with these binaries? 1670 if test "${gdb_arches#*$arch}" != "$gdb_arches"; then 1671 echo "GDB=$gdb_bin" >> $config_target_mak 1672 fi 1673 1674 echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs 1675 tcg_tests_targets="$tcg_tests_targets $target" 1676 fi 1677 done 1678 1679 if test "$tcg" = "enabled"; then 1680 echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> $config_host_mak 1681 fi 1682 1683 if test "$skip_meson" = no; then 1684 cross="config-meson.cross.new" 1685 meson_quote() { 1686 test $# = 0 && return 1687 echo "'$(echo $* | sed "s/ /','/g")'" 1688 } 1689 1690 echo "# Automatically generated by configure - do not modify" > $cross 1691 echo "[properties]" >> $cross 1692 1693 # unroll any custom device configs 1694 for a in $device_archs; do 1695 eval "c=\$devices_${a}" 1696 echo "${a}-softmmu = '$c'" >> $cross 1697 done 1698 1699 echo "[built-in options]" >> $cross 1700 echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross 1701 echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross 1702 test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross 1703 echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross 1704 echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross 1705 1706 # Only enable by default for git builds and on select OSes 1707 echo "# environment defaults, can still be overridden on " >> $cross 1708 echo "# the command line" >> $cross 1709 if test -e "$source_path/.git" && \ 1710 { test "$host_os" = linux || test "$host_os" = "windows"; }; then 1711 echo 'werror = true' >> $cross 1712 fi 1713 echo "[project options]" >> $cross 1714 if test "$SMBD" != ''; then 1715 echo "smbd = $(meson_quote "$SMBD")" >> $cross 1716 fi 1717 if test "${QEMU_GA_MANUFACTURER}" != ''; then 1718 echo "qemu_ga_manufacturer = $(meson_quote "${QEMU_GA_MANUFACTURER}")" >> $cross 1719 fi 1720 if test "${QEMU_GA_DISTRO}" != ''; then 1721 echo "qemu_ga_distro = $(meson_quote "${QEMU_GA_DISTRO}")" >> $cross 1722 fi 1723 if test "${QEMU_GA_VERSION}" != ''; then 1724 echo "qemu_ga_version = $(meson_quote "${QEMU_GA_VERSION}")" >> $cross 1725 fi 1726 1727 echo >> $cross 1728 echo "[binaries]" >> $cross 1729 echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross 1730 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross 1731 test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross 1732 echo "ar = [$(meson_quote $ar)]" >> $cross 1733 echo "dlltool = [$(meson_quote $dlltool)]" >> $cross 1734 echo "nm = [$(meson_quote $nm)]" >> $cross 1735 echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross 1736 echo "pkg-config = [$(meson_quote $pkg_config)]" >> $cross 1737 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross 1738 if has $sdl2_config; then 1739 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross 1740 fi 1741 echo "strip = [$(meson_quote $strip)]" >> $cross 1742 echo "widl = [$(meson_quote $widl)]" >> $cross 1743 echo "windres = [$(meson_quote $windres)]" >> $cross 1744 echo "windmc = [$(meson_quote $windmc)]" >> $cross 1745 if test "$cross_compile" = "yes"; then 1746 echo "[host_machine]" >> $cross 1747 echo "system = '$host_os'" >> $cross 1748 case "$cpu" in 1749 i386) 1750 echo "cpu_family = 'x86'" >> $cross 1751 ;; 1752 *) 1753 echo "cpu_family = '$cpu'" >> $cross 1754 ;; 1755 esac 1756 echo "cpu = '$cpu'" >> $cross 1757 if test "$bigendian" = "yes" ; then 1758 echo "endian = 'big'" >> $cross 1759 else 1760 echo "endian = 'little'" >> $cross 1761 fi 1762 1763 native="config-meson.native.new" 1764 echo "# Automatically generated by configure - do not modify" > $native 1765 echo "[binaries]" >> $native 1766 echo "c = [$(meson_quote $host_cc)]" >> $native 1767 mv $native config-meson.native 1768 meson_option_add --native-file 1769 meson_option_add config-meson.native 1770 fi 1771 mv $cross config-meson.cross 1772 meson_add_machine_file config-meson.cross 1773 if test -f "$source_path/configs/meson/$host_os.txt"; then 1774 meson_add_machine_file $source_path/configs/meson/$host_os.txt 1775 fi 1776 1777 rm -rf meson-private meson-info meson-logs 1778 1779 test "$download" = "disabled" && meson_option_add "--wrap-mode=nodownload" 1780 test "$default_feature" = no && meson_option_add -Dauto_features=disabled 1781 test "$static" = yes && meson_option_add -Dprefer_static=true 1782 test "$pie" = no && meson_option_add -Db_pie=false 1783 1784 # QEMU options 1785 test "$cfi" != false && meson_option_add "-Dcfi=$cfi" "-Db_lto=$cfi" 1786 test "$docs" != auto && meson_option_add "-Ddocs=$docs" 1787 test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE" 1788 test "$plugins" = yes && meson_option_add "-Dplugins=true" 1789 test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg" 1790 run_meson() { 1791 NINJA=$ninja $meson setup "$@" "$PWD" "$source_path" 1792 } 1793 eval run_meson $meson_options 1794 if test "$?" -ne 0 ; then 1795 error_exit "meson setup failed" 1796 fi 1797 echo "$meson" > build.ninja.stamp 1798 else 1799 if test -f meson-private/cmd_line.txt; then 1800 # Adjust old command line options that were removed 1801 # sed -i is not portable 1802 perl -i -ne ' 1803 /^sphinx_build/ && next; 1804 print;' meson-private/cmd_line.txt 1805 fi 1806 fi 1807 1808 # Save the configure command line for later reuse. 1809 cat <<EOD >config.status 1810 #!/bin/sh 1811 # Generated by configure. 1812 # Run this file to recreate the current configuration. 1813 # Compiler output produced by configure, useful for debugging 1814 # configure, is in config.log if it exists. 1815 EOD 1816 1817 preserve_env() { 1818 envname=$1 1819 1820 eval envval=\$$envname 1821 1822 if test -n "$envval" 1823 then 1824 echo "$envname='$envval'" >> config.status 1825 echo "export $envname" >> config.status 1826 else 1827 echo "unset $envname" >> config.status 1828 fi 1829 } 1830 1831 # Preserve various env variables that influence what 1832 # features/build target configure will detect 1833 preserve_env AR 1834 preserve_env AS 1835 preserve_env CC 1836 preserve_env CFLAGS 1837 preserve_env CXX 1838 preserve_env CXXFLAGS 1839 preserve_env DLLTOOL 1840 preserve_env LD 1841 preserve_env LDFLAGS 1842 preserve_env LD_LIBRARY_PATH 1843 preserve_env NM 1844 preserve_env OBJCFLAGS 1845 preserve_env OBJCOPY 1846 preserve_env PATH 1847 preserve_env PKG_CONFIG 1848 preserve_env PKG_CONFIG_LIBDIR 1849 preserve_env PKG_CONFIG_PATH 1850 preserve_env PYTHON 1851 preserve_env QEMU_GA_MANUFACTURER 1852 preserve_env QEMU_GA_DISTRO 1853 preserve_env QEMU_GA_VERSION 1854 preserve_env SDL2_CONFIG 1855 preserve_env SMBD 1856 preserve_env STRIP 1857 preserve_env WIDL 1858 preserve_env WINDRES 1859 preserve_env WINDMC 1860 1861 printf "exec" >>config.status 1862 for i in "$0" "$@"; do 1863 test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status 1864 done 1865 echo ' "$@"' >>config.status 1866 chmod +x config.status 1867 1868 rm -r "$TMPDIR1" 1869