configure

   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 $MARKER
  34     then
  35         echo "ERROR: Could not create ./build directory. Check the permissions on"
  36         echo "your source directory, or try doing an out-of-tree build."
  37         exit 1
  38     fi
  39
  40     cat > GNUmakefile <<'EOF'
  41 # This file is auto-generated by configure to support in-source tree
  42 # 'make' command invocation
  43
  44 ifeq ($(MAKECMDGOALS),)
  45 recurse: all
  46 endif
  47
  48 .NOTPARALLEL: %
  49 %: force
  50         @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...'
  51         @$(MAKE) -C build -f Makefile $(MAKECMDGOALS)
  52         @if test "$(MAKECMDGOALS)" = "distclean" && \
  53             test -e build/auto-created-by-configure ; \
  54         then \
  55             rm -rf build GNUmakefile ; \
  56         fi
  57 force: ;
  58 .PHONY: force
  59 GNUmakefile: ;
  60
  61 EOF
  62     cd build
  63     exec "$source_path/configure" "$@"
  64 fi
  65
  66 # Temporary directory used for files created while
  67 # configure runs. Since it is in the build directory
  68 # we can safely blow away any previous version of it
  69 # (and we need not jump through hoops to try to delete
  70 # it when configure exits.)
  71 TMPDIR1="config-temp"
  72 rm -rf "${TMPDIR1}"
  73 if ! mkdir -p "${TMPDIR1}"; then
  74     echo "ERROR: failed to create temporary directory"
  75     exit 1
  76 fi
  77
  78 TMPB="qemu-conf"
  79 TMPC="${TMPDIR1}/${TMPB}.c"
  80 TMPO="${TMPDIR1}/${TMPB}.o"
  81 TMPE="${TMPDIR1}/${TMPB}.exe"
  82
  83 rm -f config.log
  84
  85 # Print a helpful header at the top of config.log
  86 echo "# QEMU configure log $(date)" >> config.log
  87 printf "# Configured with:" >> config.log
  88 # repeat the invocation to log and stdout for CI
  89 invoke=$(printf " '%s'" "$0" "$@")
  90 test -n "$GITLAB_CI" && echo "configuring with: $invoke"
  91 { echo "$invoke"; echo; echo "#"; } >> config.log
  92
  93 quote_sh() {
  94     printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&',"
  95 }
  96
  97 error_exit() {
  98     (echo
  99     echo "ERROR: $1"
 100     while test -n "$2"; do
 101         echo "       $2"
 102         shift
 103     done
 104     echo) >&2
 105     exit 1
 106 }
 107
 108 do_compiler() {
 109   # Run the compiler, capturing its output to the log. First argument
 110   # is compiler binary to execute.
 111   compiler="$1"
 112   shift
 113   if test -n "$BASH_VERSION"; then eval '
 114       echo >>config.log "
 115 funcs: ${FUNCNAME[*]}
 116 lines: ${BASH_LINENO[*]}"
 117   '; fi
 118   echo $compiler "$@" >> config.log
 119   $compiler "$@" >> config.log 2>&1 || return $?
 120 }
 121
 122 do_cc() {
 123     do_compiler "$cc" $CPU_CFLAGS "$@"
 124 }
 125
 126 compile_object() {
 127   local_cflags="$1"
 128   do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -c -o $TMPO $TMPC
 129 }
 130
 131 compile_prog() {
 132   local_cflags="$1"
 133   local_ldflags="$2"
 134   do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -o $TMPE $TMPC \
 135       $LDFLAGS $EXTRA_LDFLAGS $local_ldflags
 136 }
 137
 138 # symbolically link $1 to $2.  Portable version of "ln -sf".
 139 symlink() {
 140   rm -rf "$2"
 141   mkdir -p "$(dirname "$2")"
 142   ln -s "$1" "$2"
 143 }
 144
 145 # check whether a command is available to this shell (may be either an
 146 # executable or a builtin)
 147 has() {
 148     type "$1" >/dev/null 2>&1
 149 }
 150
 151 version_ge () {
 152     local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ')
 153     local_ver2=$(echo "$2" | tr . ' ')
 154     while true; do
 155         set x $local_ver1
 156         local_first=${2-0}
 157         # 'shift 2' if $2 is set, or 'shift' if $2 is not set
 158         shift ${2:+2}
 159         local_ver1=$*
 160         set x $local_ver2
 161         # the second argument finished, the first must be greater or equal
 162         test $# = 1 && return 0
 163         test $local_first -lt $2 && return 1
 164         test $local_first -gt $2 && return 0
 165         shift ${2:+2}
 166         local_ver2=$*
 167     done
 168 }
 169
 170 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
 171 then
 172   error_exit "main directory cannot contain spaces nor colons"
 173 fi
 174
 175 # parse CC options first; some compiler tests are used to establish
 176 # some defaults, based on the host environment
 177
 178 # default parameters
 179 container_engine="auto"
 180 cpu=""
 181 cross_compile="no"
 182 cross_prefix=""
 183 host_cc="cc"
 184 EXTRA_CFLAGS=""
 185 EXTRA_CXXFLAGS=""
 186 EXTRA_OBJCFLAGS=""
 187 EXTRA_LDFLAGS=""
 188
 189 # Default value for a variable defining feature "foo".
 190 #  * foo="no"  feature will only be used if --enable-foo arg is given
 191 #  * foo=""    feature will be searched for, and if found, will be used
 192 #              unless --disable-foo is given
 193 #  * foo="yes" this value will only be set by --enable-foo flag.
 194 #              feature will searched for,
 195 #              if not found, configure exits with error
 196 #
 197 # Always add --enable-foo and --disable-foo command line args.
 198 # Distributions want to ensure that several features are compiled in, and it
 199 # is impossible without a --enable-foo that exits if a feature is not found.
 200 default_feature=""
 201
 202 for opt do
 203   optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
 204   case "$opt" in
 205   --cross-prefix=*) cross_prefix="$optarg"
 206                     cross_compile="yes"
 207   ;;
 208   --cc=*) CC="$optarg"
 209   ;;
 210   --cxx=*) CXX="$optarg"
 211   ;;
 212   --objcc=*) objcc="$optarg"
 213   ;;
 214   --cpu=*) cpu="$optarg"
 215   ;;
 216   --extra-cflags=*)
 217     EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg"
 218     EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
 219     EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
 220     ;;
 221   --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
 222   ;;
 223   --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
 224   ;;
 225   --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg"
 226   ;;
 227   --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
 228   ;;
 229   --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*}
 230                       eval "cross_cc_cflags_${cc_arch}=\$optarg"
 231   ;;
 232   --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
 233                 eval "cross_cc_${cc_arch}=\$optarg"
 234   ;;
 235   --cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option"
 236   ;;
 237   --cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*}
 238                     eval "cross_prefix_${cc_arch}=\$optarg"
 239   ;;
 240   --without-default-features) default_feature="no"
 241   ;;
 242   esac
 243 done
 244
 245 default_cflags='-O2 -g'
 246 git_submodules_action="update"
 247 docs="auto"
 248 EXESUF=""
 249 system="yes"
 250 linux_user=""
 251 bsd_user=""
 252 plugins="$default_feature"
 253 subdirs=""
 254 ninja=""
 255 python=
 256 download="enabled"
 257 skip_meson=no
 258 use_containers="yes"
 259 gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
 260 gdb_arches=""
 261
 262 # Don't accept a target_list environment variable.
 263 unset target_list
 264 unset target_list_exclude
 265
 266 # The following Meson options are handled manually (still they
 267 # are included in the automatically generated help message)
 268 # because they automatically enable/disable other options
 269 tcg="auto"
 270 cfi="false"
 271
 272 # Meson has PIE as a boolean rather than enabled/disabled/auto,
 273 # and we also need to check for -static-pie before Meson runs
 274 # which requires knowing whether --static is enabled.
 275 pie=""
 276 static="no"
 277
 278 # Preferred compiler:
 279 #  ${CC} (if set)
 280 #  ${cross_prefix}gcc (if cross-prefix specified)
 281 #  system compiler
 282 if test -z "${CC}${cross_prefix}"; then
 283   cc="cc"
 284 else
 285   cc="${CC-${cross_prefix}gcc}"
 286 fi
 287
 288 if test -z "${CXX}${cross_prefix}"; then
 289   cxx="c++"
 290 else
 291   cxx="${CXX-${cross_prefix}g++}"
 292 fi
 293
 294 # Preferred ObjC compiler:
 295 # $objcc (if set, i.e. via --objcc option)
 296 # ${cross_prefix}clang (if cross-prefix specified)
 297 # clang (if available)
 298 # $cc
 299 if test -z "${objcc}${cross_prefix}"; then
 300   if has clang; then
 301     objcc=clang
 302   else
 303     objcc="$cc"
 304   fi
 305 else
 306   objcc="${objcc-${cross_prefix}clang}"
 307 fi
 308
 309 ar="${AR-${cross_prefix}ar}"
 310 as="${AS-${cross_prefix}as}"
 311 ccas="${CCAS-$cc}"
 312 dlltool="${DLLTOOL-${cross_prefix}dlltool}"
 313 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 314 ld="${LD-${cross_prefix}ld}"
 315 ranlib="${RANLIB-${cross_prefix}ranlib}"
 316 nm="${NM-${cross_prefix}nm}"
 317 strip="${STRIP-${cross_prefix}strip}"
 318 widl="${WIDL-${cross_prefix}widl}"
 319 windres="${WINDRES-${cross_prefix}windres}"
 320 windmc="${WINDMC-${cross_prefix}windmc}"
 321 pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}"
 322 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
 323
 324 check_define() {
 325 cat > $TMPC <<EOF
 326 #if !defined($1)
 327 #error $1 not defined
 328 #endif
 329 int main(void) { return 0; }
 330 EOF
 331   compile_object
 332 }
 333
 334 write_c_skeleton() {
 335     cat > $TMPC <<EOF
 336 int main(void) { return 0; }
 337 EOF
 338 }
 339
 340 if check_define __linux__ ; then
 341   targetos=linux
 342 elif check_define _WIN32 ; then
 343   targetos=windows
 344 elif check_define __OpenBSD__ ; then
 345   targetos=openbsd
 346 elif check_define __sun__ ; then
 347   targetos=sunos
 348 elif check_define __HAIKU__ ; then
 349   targetos=haiku
 350 elif check_define __FreeBSD__ ; then
 351   targetos=freebsd
 352 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
 353   targetos=gnu/kfreebsd
 354 elif check_define __DragonFly__ ; then
 355   targetos=dragonfly
 356 elif check_define __NetBSD__; then
 357   targetos=netbsd
 358 elif check_define __APPLE__; then
 359   targetos=darwin
 360 else
 361   # This is a fatal error, but don't report it yet, because we
 362   # might be going to just print the --help text, or it might
 363   # be the result of a missing compiler.
 364   targetos=bogus
 365 fi
 366
 367 if test ! -z "$cpu" ; then
 368   # command line argument
 369   :
 370 elif check_define __i386__ ; then
 371   cpu="i386"
 372 elif check_define __x86_64__ ; then
 373   if check_define __ILP32__ ; then
 374     cpu="x32"
 375   else
 376     cpu="x86_64"
 377   fi
 378 elif check_define __sparc__ ; then
 379   if check_define __arch64__ ; then
 380     cpu="sparc64"
 381   else
 382     cpu="sparc"
 383   fi
 384 elif check_define _ARCH_PPC ; then
 385   if check_define _ARCH_PPC64 ; then
 386     if check_define _LITTLE_ENDIAN ; then
 387       cpu="ppc64le"
 388     else
 389       cpu="ppc64"
 390     fi
 391   else
 392     cpu="ppc"
 393   fi
 394 elif check_define __mips__ ; then
 395   cpu="mips"
 396 elif check_define __s390__ ; then
 397   if check_define __s390x__ ; then
 398     cpu="s390x"
 399   else
 400     cpu="s390"
 401   fi
 402 elif check_define __riscv ; then
 403   if check_define _LP64 ; then
 404     cpu="riscv64"
 405   else
 406     cpu="riscv32"
 407   fi
 408 elif check_define __arm__ ; then
 409   cpu="arm"
 410 elif check_define __aarch64__ ; then
 411   cpu="aarch64"
 412 elif check_define __loongarch64 ; then
 413   cpu="loongarch64"
 414 else
 415   # Using uname is really broken, but it is just a fallback for architectures
 416   # that are going to use TCI anyway
 417   cpu=$(uname -m)
 418   echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'"
 419 fi
 420
 421 # Normalise host CPU name to the values used by Meson cross files and in source
 422 # directories, and set multilib cflags.  The canonicalization isn't really
 423 # necessary, because the architectures that we check for should not hit the
 424 # 'uname -m' case, but better safe than sorry in case --cpu= is used.
 425 #
 426 # Note that this case should only have supported host CPUs, not guests.
 427 # Please keep it sorted and synchronized with meson.build's host_arch.
 428 host_arch=
 429 linux_arch=
 430 case "$cpu" in
 431   aarch64)
 432     host_arch=aarch64
 433     linux_arch=arm64
 434     ;;
 435
 436   armv*b|armv*l|arm)
 437     cpu=arm
 438     host_arch=arm
 439     linux_arch=arm
 440     ;;
 441
 442   i386|i486|i586|i686)
 443     cpu="i386"
 444     host_arch=i386
 445     linux_arch=x86
 446     CPU_CFLAGS="-m32"
 447     ;;
 448
 449   loongarch*)
 450     cpu=loongarch64
 451     host_arch=loongarch64
 452     ;;
 453
 454   mips64*)
 455     cpu=mips64
 456     host_arch=mips
 457     linux_arch=mips
 458     ;;
 459   mips*)
 460     cpu=mips
 461     host_arch=mips
 462     linux_arch=mips
 463     ;;
 464
 465   ppc)
 466     host_arch=ppc
 467     linux_arch=powerpc
 468     CPU_CFLAGS="-m32"
 469     ;;
 470   ppc64)
 471     host_arch=ppc64
 472     linux_arch=powerpc
 473     CPU_CFLAGS="-m64 -mbig-endian"
 474     ;;
 475   ppc64le)
 476     cpu=ppc64
 477     host_arch=ppc64
 478     linux_arch=powerpc
 479     CPU_CFLAGS="-m64 -mlittle-endian"
 480     ;;
 481
 482   riscv32 | riscv64)
 483     host_arch=riscv
 484     linux_arch=riscv
 485     ;;
 486
 487   s390)
 488     linux_arch=s390
 489     CPU_CFLAGS="-m31"
 490     ;;
 491   s390x)
 492     host_arch=s390x
 493     linux_arch=s390
 494     CPU_CFLAGS="-m64"
 495     ;;
 496
 497   sparc|sun4[cdmuv])
 498     cpu=sparc
 499     CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
 500     ;;
 501   sparc64)
 502     host_arch=sparc64
 503     CPU_CFLAGS="-m64 -mcpu=ultrasparc"
 504     ;;
 505
 506   x32)
 507     cpu="x86_64"
 508     host_arch=x86_64
 509     linux_arch=x86
 510     CPU_CFLAGS="-mx32"
 511     ;;
 512   x86_64|amd64)
 513     cpu="x86_64"
 514     host_arch=x86_64
 515     linux_arch=x86
 516     # ??? Only extremely old AMD cpus do not have cmpxchg16b.
 517     # If we truly care, we should simply detect this case at
 518     # runtime and generate the fallback to serial emulation.
 519     CPU_CFLAGS="-m64 -mcx16"
 520     ;;
 521 esac
 522
 523 if test -n "$host_arch" && {
 524     ! test -d "$source_path/linux-user/include/host/$host_arch" ||
 525     ! test -d "$source_path/common-user/host/$host_arch"; }; then
 526     error_exit "linux-user/include/host/$host_arch does not exist." \
 527        "This is a bug in the configure script, please report it."
 528 fi
 529 if test -n "$linux_arch" && ! test -d "$source_path/linux-headers/asm-$linux_arch"; then
 530     error_exit "linux-headers/asm-$linux_arch does not exist." \
 531        "This is a bug in the configure script, please report it."
 532 fi
 533
 534 check_py_version() {
 535     # We require python >= 3.8.
 536     # NB: a True python conditional creates a non-zero return code (Failure)
 537     "$1" -c 'import sys; sys.exit(sys.version_info < (3,8))'
 538 }
 539
 540 first_python=
 541 if test -z "${PYTHON}"; then
 542     # A bare 'python' is traditionally python 2.x, but some distros
 543     # have it as python 3.x, so check in both places.
 544     for binary in python3 python python3.12 python3.11 \
 545                           python3.10 python3.9 python3.8; do
 546         if has "$binary"; then
 547             python=$(command -v "$binary")
 548             if check_py_version "$python"; then
 549                 # This one is good.
 550                 first_python=
 551                 break
 552             else
 553                 first_python=$python
 554             fi
 555         fi
 556     done
 557 else
 558     # Same as above, but only check the environment variable.
 559     has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable"
 560     python=$(command -v "$PYTHON")
 561     if check_py_version "$python"; then
 562         # This one is good.
 563         first_python=
 564     else
 565         first_python=$first_python
 566     fi
 567 fi
 568
 569 # Check for ancillary tools used in testing
 570 genisoimage=
 571 for binary in genisoimage mkisofs
 572 do
 573     if has $binary
 574     then
 575         genisoimage=$(command -v "$binary")
 576         break
 577     fi
 578 done
 579
 580 if test "$targetos" = "windows" ; then
 581   EXESUF=".exe"
 582 fi
 583
 584 meson_option_build_array() {
 585   printf '['
 586   (if test "$targetos" = windows; then
 587     IFS=\;
 588   else
 589     IFS=:
 590   fi
 591   for e in $1; do
 592     printf '"""'
 593     # backslash escape any '\' and '"' characters
 594     printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g'
 595     printf '""",'
 596   done)
 597   printf ']\n'
 598 }
 599
 600 . "$source_path/scripts/meson-buildoptions.sh"
 601
 602 meson_options=
 603 meson_option_add() {
 604   local arg
 605   for arg; do
 606     meson_options="$meson_options $(quote_sh "$arg")"
 607   done
 608 }
 609 meson_option_parse() {
 610   meson_options="$meson_options $(_meson_option_parse "$@")"
 611   if test $? -eq 1; then
 612     echo "ERROR: unknown option $1"
 613     echo "Try '$0 --help' for more information"
 614     exit 1
 615   fi
 616 }
 617
 618 meson_add_machine_file() {
 619   if test "$cross_compile" = "yes"; then
 620     meson_option_add --cross-file "$1"
 621   else
 622     meson_option_add --native-file "$1"
 623   fi
 624 }
 625
 626 for opt do
 627   optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
 628   case "$opt" in
 629   --help|-h) show_help=yes
 630   ;;
 631   --version|-V) exec cat "$source_path/VERSION"
 632   ;;
 633   --cross-prefix=*)
 634   ;;
 635   --cc=*)
 636   ;;
 637   --host-cc=*) host_cc="$optarg"
 638   ;;
 639   --cxx=*)
 640   ;;
 641   --objcc=*)
 642   ;;
 643   --make=*)
 644   ;;
 645   --install=*)
 646   ;;
 647   --python=*) python="$optarg"
 648   ;;
 649   --skip-meson) skip_meson=yes
 650   ;;
 651   --ninja=*) ninja="$optarg"
 652   ;;
 653   --extra-cflags=*)
 654   ;;
 655   --extra-cxxflags=*)
 656   ;;
 657   --extra-objcflags=*)
 658   ;;
 659   --extra-ldflags=*)
 660   ;;
 661   --cross-cc-*)
 662   ;;
 663   --cross-prefix-*)
 664   ;;
 665   --enable-docs) docs=enabled
 666   ;;
 667   --disable-docs) docs=disabled
 668   ;;
 669   --cpu=*)
 670   ;;
 671   --target-list=*) target_list="$optarg"
 672                    if test "$target_list_exclude"; then
 673                        error_exit "Can't mix --target-list with --target-list-exclude"
 674                    fi
 675   ;;
 676   --target-list-exclude=*) target_list_exclude="$optarg"
 677                    if test "$target_list"; then
 678                        error_exit "Can't mix --target-list-exclude with --target-list"
 679                    fi
 680   ;;
 681   --with-default-devices) meson_option_add -Ddefault_devices=true
 682   ;;
 683   --without-default-devices) meson_option_add -Ddefault_devices=false
 684   ;;
 685   --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option"
 686   ;;
 687   --with-devices-*) device_arch=${opt#--with-devices-};
 688                     device_arch=${device_arch%%=*}
 689                     cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak
 690                     if test -f "$cf"; then
 691                         device_archs="$device_archs $device_arch"
 692                         eval "devices_${device_arch}=\$optarg"
 693                     else
 694                         error_exit "File $cf does not exist"
 695                     fi
 696   ;;
 697   --without-default-features) # processed above
 698   ;;
 699   --static) static="yes"
 700   ;;
 701   --host=*|--build=*|\
 702   --disable-dependency-tracking|\
 703   --sbindir=*|--sharedstatedir=*|\
 704   --oldincludedir=*|--datarootdir=*|--infodir=*|\
 705   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 706     # These switches are silently ignored, for compatibility with
 707     # autoconf-generated configure scripts. This allows QEMU's
 708     # configure to be used by RPM and similar macros that set
 709     # lots of directory switches by default.
 710   ;;
 711   --enable-debug)
 712       # Enable debugging options that aren't excessively noisy
 713       meson_option_parse --enable-debug-tcg ""
 714       meson_option_parse --enable-debug-graph-lock ""
 715       meson_option_parse --enable-debug-mutex ""
 716       meson_option_add -Doptimization=0
 717       default_cflags='-O0 -g'
 718   ;;
 719   --disable-tcg) tcg="disabled"
 720   ;;
 721   --enable-tcg) tcg="enabled"
 722   ;;
 723   --disable-system) system="no"
 724   ;;
 725   --enable-system) system="yes"
 726   ;;
 727   --disable-user)
 728       linux_user="no" ;
 729       bsd_user="no" ;
 730   ;;
 731   --enable-user) ;;
 732   --disable-linux-user) linux_user="no"
 733   ;;
 734   --enable-linux-user) linux_user="yes"
 735   ;;
 736   --disable-bsd-user) bsd_user="no"
 737   ;;
 738   --enable-bsd-user) bsd_user="yes"
 739   ;;
 740   --enable-pie) pie="yes"
 741   ;;
 742   --disable-pie) pie="no"
 743   ;;
 744   --enable-cfi) cfi=true
 745   ;;
 746   --disable-cfi) cfi=false
 747   ;;
 748   --disable-download) download="disabled"; git_submodules_action=validate;
 749   ;;
 750   --enable-download) download="enabled"; git_submodules_action=update;
 751   ;;
 752   --enable-plugins) plugins="yes"
 753   ;;
 754   --disable-plugins) plugins="no"
 755   ;;
 756   --enable-containers) use_containers="yes"
 757   ;;
 758   --disable-containers) use_containers="no"
 759   ;;
 760   --container-engine=*) container_engine="$optarg"
 761   ;;
 762   --gdb=*) gdb_bin="$optarg"
 763   ;;
 764   # everything else has the same name in configure and meson
 765   --*) meson_option_parse "$opt" "$optarg"
 766   ;;
 767   # Pass through -Dxxxx options to meson
 768   -D*) meson_options="$meson_options $opt"
 769   ;;
 770   esac
 771 done
 772
 773 if ! test -e "$source_path/.git"
 774 then
 775     git_submodules_action="validate"
 776 fi
 777
 778 if ! test -f "$source_path/subprojects/keycodemapdb/README" \
 779     && test "$download" = disabled
 780 then
 781     echo
 782     echo "ERROR: missing subprojects"
 783     echo
 784     if test -e "$source_path/.git"; then
 785         echo "--disable-download specified but subprojects were not"
 786         echo 'checked out.  Please invoke "meson subprojects download"'
 787         echo "before configuring QEMU, or remove --disable-download"
 788         echo "from the command line."
 789     else
 790         echo "This is not a GIT checkout but subproject content appears to"
 791         echo "be missing. Do not use 'git archive' or GitHub download links"
 792         echo "to acquire QEMU source archives. Non-GIT builds are only"
 793         echo "supported with source archives linked from:"
 794         echo
 795         echo "  https://www.qemu.org/download/#source"
 796         echo
 797         echo "Developers working with GIT can use scripts/archive-source.sh"
 798         echo "if they need to create valid source archives."
 799     fi
 800     echo
 801     exit 1
 802 fi
 803
 804 default_target_list=""
 805 mak_wilds=""
 806
 807 if [ -n "$host_arch" ] && [ -d "$source_path/common-user/host/$host_arch" ]; then
 808     if [ "$linux_user" != no ]; then
 809         if [ "$targetos" = linux ]; then
 810             linux_user=yes
 811         elif [ "$linux_user" = yes ]; then
 812             error_exit "linux-user not supported on this architecture"
 813         fi
 814         if [ "$linux_user" = "yes" ]; then
 815             mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak"
 816         fi
 817     fi
 818     if [ "$bsd_user" != no ]; then
 819         if [ "$bsd_user" = "" ]; then
 820             test $targetos = freebsd && bsd_user=yes
 821         fi
 822         if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then
 823             error_exit "bsd-user not supported on this host OS"
 824         fi
 825         if [ "$bsd_user" = "yes" ]; then
 826             mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak"
 827         fi
 828     fi
 829 else
 830     if [ "$linux_user" = yes ] || [ "$bsd_user" = yes ]; then
 831         error_exit "user mode emulation not supported on this architecture"
 832     fi
 833 fi
 834 if [ "$system" = "yes" ]; then
 835     mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak"
 836 fi
 837
 838 for config in $mak_wilds; do
 839     target="$(basename "$config" .mak)"
 840     if echo "$target_list_exclude" | grep -vq "$target"; then
 841         default_target_list="${default_target_list} $target"
 842     fi
 843 done
 844
 845 if test x"$show_help" = x"yes" ; then
 846 cat << EOF
 847
 848 Usage: configure [options]
 849 Options: [defaults in brackets after descriptions]
 850
 851 Standard options:
 852   --help                   print this message
 853   --target-list=LIST       set target list (default: build all)
 854 $(echo Available targets: $default_target_list | \
 855   fold -s -w 53 | sed -e 's/^/                           /')
 856   --target-list-exclude=LIST exclude a set of targets from the default target-list
 857
 858 Advanced options (experts only):
 859   -Dmesonoptname=val       passthrough option to meson unmodified
 860   --cross-prefix=PREFIX    use PREFIX for compile tools, PREFIX can be blank [$cross_prefix]
 861   --cc=CC                  use C compiler CC [$cc]
 862   --host-cc=CC             when cross compiling, use C compiler CC for code run
 863                            at build time [$host_cc]
 864   --cxx=CXX                use C++ compiler CXX [$cxx]
 865   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
 866   --extra-cflags=CFLAGS    append extra C compiler flags CFLAGS
 867   --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS
 868   --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS
 869   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
 870   --cross-cc-ARCH=CC       use compiler when building ARCH guest test cases
 871   --cross-cc-cflags-ARCH=  use compiler flags when building ARCH guest tests
 872   --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases
 873   --python=PYTHON          use specified python [$python]
 874   --ninja=NINJA            use specified ninja [$ninja]
 875   --static                 enable static build [$static]
 876   --without-default-features default all --enable-* options to "disabled"
 877   --without-default-devices  do not include any device that is not needed to
 878                            start the emulator (only use if you are including
 879                            desired devices in configs/devices/)
 880   --with-devices-ARCH=NAME override default configs/devices
 881   --enable-debug           enable common debug build options
 882   --cpu=CPU                Build for host CPU [$cpu]
 883   --disable-containers     don't use containers for cross-building
 884   --container-engine=TYPE  which container engine to use [$container_engine]
 885   --gdb=GDB-path           gdb to use for gdbstub tests [$gdb_bin]
 886 EOF
 887   meson_options_help
 888 cat << EOF
 889   system          all system emulation targets
 890   user            supported user emulation targets
 891   linux-user      all linux usermode emulation targets
 892   bsd-user        all BSD usermode emulation targets
 893   pie             Position Independent Executables
 894
 895 NOTE: The object files are built at the place where configure is launched
 896 EOF
 897 exit 0
 898 fi
 899
 900 # Remove old dependency files to make sure that they get properly regenerated
 901 rm -f ./*/config-devices.mak.d
 902
 903 if test -z "$python"
 904 then
 905     # If first_python is set, there was a binary somewhere even though
 906     # it was not suitable.  Use it for the error message.
 907     if test -n "$first_python"; then
 908         error_exit "Cannot use '$first_python', Python >= 3.8 is required." \
 909             "Use --python=/path/to/python to specify a supported Python."
 910     else
 911         error_exit "Python not found. Use --python=/path/to/python"
 912     fi
 913 fi
 914
 915 if ! check_py_version "$python"; then
 916   error_exit "Cannot use '$python', Python >= 3.8 is required." \
 917              "Use --python=/path/to/python to specify a supported Python." \
 918              "Maybe try:" \
 919              "  openSUSE Leap 15.3+: zypper install python39" \
 920              "  CentOS 8: dnf install python38"
 921 fi
 922
 923 # Resolve PATH
 924 python="$(command -v "$python")"
 925
 926 # Create a Python virtual environment using our configured python.
 927 # The stdout of this script will be the location of a symlink that
 928 # points to the configured Python.
 929 # Entry point scripts for pip, meson, and sphinx are generated if those
 930 # packages are present.
 931
 932 # Defaults assumed for now:
 933 # - venv is cleared if it exists already;
 934 # - venv is allowed to use system packages;
 935 # - all setup can be performed offline;
 936 # - missing packages may be fetched from PyPI,
 937 #   unless --disable-download is passed.
 938 # - pip is not installed into the venv when possible,
 939 #   but ensurepip is called as a fallback when necessary.
 940
 941 echo "python determined to be '$python'"
 942 echo "python version: $($python --version)"
 943
 944 python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)"
 945 if test "$?" -ne 0 ; then
 946     error_exit "python venv creation failed"
 947 fi
 948
 949 # Suppress writing compiled files
 950 python="$python -B"
 951 mkvenv="$python ${source_path}/python/scripts/mkvenv.py"
 952
 953 # Finish preparing the virtual environment using vendored .whl files
 954
 955 if $python -c 'import sys; sys.exit(sys.version_info >= (3,11))'; then
 956     $mkvenv ensure --dir "${source_path}/python/wheels" \
 957         'tomli>=1.2.0' || exit 1
 958 fi
 959 $mkvenv ensuregroup --dir "${source_path}/python/wheels" \
 960      ${source_path}/pythondeps.toml meson || exit 1
 961
 962 # At this point, we expect Meson to be installed and available.
 963 # We expect mkvenv or pip to have created pyvenv/bin/meson for us.
 964 # We ignore PATH completely here: we want to use the venv's Meson
 965 # *exclusively*.
 966
 967 meson="$(cd pyvenv/bin; pwd)/meson"
 968
 969 # Conditionally ensure Sphinx is installed.
 970
 971 mkvenv_flags=""
 972 if test "$download" = "enabled" -a "$docs" = "enabled" ; then
 973     mkvenv_flags="--online"
 974 fi
 975
 976 if test "$docs" != "disabled" ; then
 977     if ! $mkvenv ensuregroup \
 978          $mkvenv_flags \
 979          ${source_path}/pythondeps.toml docs;
 980     then
 981         if test "$docs" = "enabled" ; then
 982             exit 1
 983         fi
 984         echo "Sphinx not found/usable, disabling docs."
 985         docs=disabled
 986     else
 987         docs=enabled
 988     fi
 989 fi
 990
 991 # Probe for ninja
 992
 993 if test -z "$ninja"; then
 994     for c in ninja ninja-build samu; do
 995         if has $c; then
 996             ninja=$(command -v "$c")
 997             break
 998         fi
 999     done
1000     if test -z "$ninja"; then
1001       error_exit "Cannot find Ninja"
1002     fi
1003 fi
1004
1005 if test "$targetos" = "bogus"; then
1006     # Now that we know that we're not printing the help and that
1007     # the compiler works (so the results of the check_defines we used
1008     # to identify the OS are reliable), if we didn't recognize the
1009     # host OS we should stop now.
1010     error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
1011 fi
1012
1013 # test for any invalid configuration combinations
1014 if test "$targetos" = "windows" && ! has "$dlltool"; then
1015   if test "$plugins" = "yes"; then
1016     error_exit "TCG plugins requires dlltool to build on Windows platforms"
1017   fi
1018   plugins="no"
1019 fi
1020 if test "$tcg" = "disabled" ; then
1021   if test "$plugins" = "yes"; then
1022     error_exit "Can't enable plugins on non-TCG builds"
1023   fi
1024   plugins="no"
1025 fi
1026 if test "$static" = "yes" ; then
1027   if test "$plugins" = "yes"; then
1028     error_exit "static and plugins are mutually incompatible"
1029   fi
1030   plugins="no"
1031 fi
1032 if test "$plugins" != "no"; then
1033   plugins=yes
1034   subdirs="$subdirs contrib/plugins"
1035 fi
1036
1037 cat > $TMPC << EOF
1038
1039 #ifdef __linux__
1040 #  define THREAD __thread
1041 #else
1042 #  define THREAD
1043 #endif
1044 static THREAD int tls_var;
1045 int main(void) { return tls_var; }
1046 EOF
1047
1048 if test "$targetos" = windows || test "$targetos" = haiku; then
1049   if test "$pie" = "yes"; then
1050     error_exit "PIE not available due to missing OS support"
1051   fi
1052   pie=no
1053 fi
1054
1055 if test "$pie" != "no"; then
1056   if test "$static" = "yes"; then
1057     pie_ldflags=-static-pie
1058   else
1059     pie_ldflags=-pie
1060   fi
1061   if compile_prog "-Werror -fPIE -DPIE" "$pie_ldflags"; then
1062     pie="yes"
1063   elif test "$pie" = "yes"; then
1064     error_exit "-static-pie not available due to missing toolchain support"
1065   else
1066     echo "Disabling PIE due to missing toolchain support"
1067     pie="no"
1068   fi
1069 fi
1070
1071 ##########################################
1072
1073 if test -z "${target_list+xxx}" ; then
1074     default_targets=yes
1075     for target in $default_target_list; do
1076         target_list="$target_list $target"
1077     done
1078     target_list="${target_list# }"
1079 else
1080     default_targets=no
1081     target_list=$(echo "$target_list" | sed -e 's/,/ /g')
1082     for target in $target_list; do
1083         # Check that we recognised the target name; this allows a more
1084         # friendly error message than if we let it fall through.
1085         case " $default_target_list " in
1086             *" $target "*)
1087                 ;;
1088             *)
1089                 error_exit "Unknown target name '$target'"
1090                 ;;
1091         esac
1092     done
1093 fi
1094
1095 if test "$tcg" = "auto"; then
1096   if test -z "$target_list"; then
1097     tcg="disabled"
1098   else
1099     tcg="enabled"
1100   fi
1101 fi
1102
1103 #########################################
1104 # gdb test
1105
1106 if test -n "$gdb_bin"; then
1107     gdb_version=$($gdb_bin --version | head -n 1)
1108     if version_ge ${gdb_version##* } 9.1; then
1109         gdb_arches=$($python "$source_path/scripts/probe-gdb-support.py" $gdb_bin)
1110     else
1111         gdb_bin=""
1112     fi
1113 fi
1114
1115 ##########################################
1116 # big/little endian test
1117 cat > $TMPC << EOF
1118 #if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
1119 # error LITTLE
1120 #endif
1121 int main(void) { return 0; }
1122 EOF
1123
1124 if ! compile_prog ; then
1125   bigendian="no"
1126 else
1127   cat > $TMPC << EOF
1128 #if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
1129 # error BIG
1130 #endif
1131 int main(void) { return 0; }
1132 EOF
1133
1134   if ! compile_prog ; then
1135     bigendian="yes"
1136   else
1137     echo big/little test failed
1138     exit 1
1139   fi
1140 fi
1141
1142 ##########################################
1143 # functions to probe cross compilers
1144
1145 container="no"
1146 runc=""
1147 if test $use_containers = "yes" && (has "docker" || has "podman"); then
1148     case $($python "$source_path"/tests/docker/docker.py --engine "$container_engine" probe) in
1149         *docker) container=docker ;;
1150         podman) container=podman ;;
1151         no) container=no ;;
1152     esac
1153     if test "$container" != "no"; then
1154         docker_py="$python $source_path/tests/docker/docker.py --engine $container"
1155         runc=$container
1156     fi
1157 fi
1158
1159 # cross compilers defaults, can be overridden with --cross-cc-ARCH
1160 : ${cross_prefix_aarch64="aarch64-linux-gnu-"}
1161 : ${cross_prefix_aarch64_be="$cross_prefix_aarch64"}
1162 : ${cross_prefix_alpha="alpha-linux-gnu-"}
1163 : ${cross_prefix_arm="arm-linux-gnueabihf-"}
1164 : ${cross_prefix_armeb="$cross_prefix_arm"}
1165 : ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"}
1166 : ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"}
1167 : ${cross_prefix_hppa="hppa-linux-gnu-"}
1168 : ${cross_prefix_i386="i686-linux-gnu-"}
1169 : ${cross_prefix_m68k="m68k-linux-gnu-"}
1170 : ${cross_prefix_microblaze="microblaze-linux-musl-"}
1171 : ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"}
1172 : ${cross_prefix_mips64="mips64-linux-gnuabi64-"}
1173 : ${cross_prefix_mipsel="mipsel-linux-gnu-"}
1174 : ${cross_prefix_mips="mips-linux-gnu-"}
1175 : ${cross_prefix_nios2="nios2-linux-gnu-"}
1176 : ${cross_prefix_ppc="powerpc-linux-gnu-"}
1177 : ${cross_prefix_ppc64="powerpc64-linux-gnu-"}
1178 : ${cross_prefix_ppc64le="$cross_prefix_ppc64"}
1179 : ${cross_prefix_riscv64="riscv64-linux-gnu-"}
1180 : ${cross_prefix_s390x="s390x-linux-gnu-"}
1181 : ${cross_prefix_sh4="sh4-linux-gnu-"}
1182 : ${cross_prefix_sparc64="sparc64-linux-gnu-"}
1183 : ${cross_prefix_sparc="$cross_prefix_sparc64"}
1184 : ${cross_prefix_tricore="tricore-"}
1185 : ${cross_prefix_x86_64="x86_64-linux-gnu-"}
1186
1187 : ${cross_cc_aarch64_be="$cross_cc_aarch64"}
1188 : ${cross_cc_cflags_aarch64_be="-mbig-endian"}
1189 : ${cross_cc_armeb="$cross_cc_arm"}
1190 : ${cross_cc_cflags_armeb="-mbig-endian"}
1191 : ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"}
1192 : ${cross_cc_cflags_hexagon="-mv73 -O2 -static"}
1193 : ${cross_cc_cflags_i386="-m32"}
1194 : ${cross_cc_cflags_ppc="-m32 -mbig-endian"}
1195 : ${cross_cc_cflags_ppc64="-m64 -mbig-endian"}
1196 : ${cross_cc_ppc64le="$cross_cc_ppc64"}
1197 : ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"}
1198 : ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"}
1199 : ${cross_cc_sparc="$cross_cc_sparc64"}
1200 : ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"}
1201 : ${cross_cc_cflags_x86_64="-m64"}
1202
1203 compute_target_variable() {
1204   eval "$2="
1205   if eval test -n "\"\${cross_prefix_$1}\""; then
1206     if eval has "\"\${cross_prefix_$1}\$3\""; then
1207       eval "$2=\"\${cross_prefix_$1}\$3\""
1208     fi
1209   fi
1210 }
1211
1212 have_target() {
1213   for i; do
1214     case " $target_list " in
1215       *" $i "*) return 0;;
1216       *) ;;
1217     esac
1218   done
1219   return 1
1220 }
1221
1222 # probe_target_compiler TARGET
1223 #
1224 # Look for a compiler for the given target, either native or cross.
1225 # Set variables target_* if a compiler is found, and container_cross_*
1226 # if a Docker-based cross-compiler image is known for the target.
1227 # Set got_cross_cc to yes/no depending on whether a non-container-based
1228 # compiler was found.
1229 #
1230 # If TARGET is a user-mode emulation target, also set build_static to
1231 # "y" if static linking is possible.
1232 #
1233 probe_target_compiler() {
1234   # reset all output variables
1235   got_cross_cc=no
1236   container_image=
1237   container_hosts=
1238   container_cross_cc=
1239   container_cross_ar=
1240   container_cross_as=
1241   container_cross_ld=
1242   container_cross_nm=
1243   container_cross_objcopy=
1244   container_cross_ranlib=
1245   container_cross_strip=
1246
1247   target_arch=${1%%-*}
1248   case $target_arch in
1249     aarch64) container_hosts="x86_64 aarch64" ;;
1250     alpha) container_hosts=x86_64 ;;
1251     arm) container_hosts="x86_64 aarch64" ;;
1252     cris) container_hosts=x86_64 ;;
1253     hexagon) container_hosts=x86_64 ;;
1254     hppa) container_hosts=x86_64 ;;
1255     i386) container_hosts=x86_64 ;;
1256     loongarch64) container_hosts=x86_64 ;;
1257     m68k) container_hosts=x86_64 ;;
1258     microblaze) container_hosts=x86_64 ;;
1259     mips64el) container_hosts=x86_64 ;;
1260     mips64) container_hosts=x86_64 ;;
1261     mipsel) container_hosts=x86_64 ;;
1262     mips) container_hosts=x86_64 ;;
1263     nios2) container_hosts=x86_64 ;;
1264     ppc) container_hosts=x86_64 ;;
1265     ppc64|ppc64le) container_hosts=x86_64 ;;
1266     riscv64) container_hosts=x86_64 ;;
1267     s390x) container_hosts=x86_64 ;;
1268     sh4) container_hosts=x86_64 ;;
1269     sparc64) container_hosts=x86_64 ;;
1270     tricore) container_hosts=x86_64 ;;
1271     x86_64) container_hosts="aarch64 ppc64le x86_64" ;;
1272     xtensa*) container_hosts=x86_64 ;;
1273   esac
1274
1275   for host in $container_hosts; do
1276     test "$container" != no || continue
1277     test "$host" = "$cpu" || continue
1278     case $target_arch in
1279       aarch64)
1280         # We don't have any bigendian build tools so we only use this for AArch64
1281         container_image=debian-arm64-cross
1282         container_cross_prefix=aarch64-linux-gnu-
1283         container_cross_cc=${container_cross_prefix}gcc
1284         ;;
1285       alpha)
1286         container_image=debian-legacy-test-cross
1287         container_cross_prefix=alpha-linux-gnu-
1288         container_cross_cc=${container_cross_prefix}gcc
1289         ;;
1290       arm)
1291         # We don't have any bigendian build tools so we only use this for ARM
1292         container_image=debian-armhf-cross
1293         container_cross_prefix=arm-linux-gnueabihf-
1294         ;;
1295       cris)
1296         container_image=fedora-cris-cross
1297         container_cross_prefix=cris-linux-gnu-
1298         ;;
1299       hexagon)
1300         container_image=debian-hexagon-cross
1301         container_cross_prefix=hexagon-unknown-linux-musl-
1302         container_cross_cc=${container_cross_prefix}clang
1303         ;;
1304       hppa)
1305         container_image=debian-all-test-cross
1306         container_cross_prefix=hppa-linux-gnu-
1307         container_cross_cc=${container_cross_prefix}gcc
1308         ;;
1309       i386)
1310         container_image=fedora-i386-cross
1311         container_cross_prefix=
1312         ;;
1313       loongarch64)
1314         container_image=debian-loongarch-cross
1315         container_cross_prefix=loongarch64-unknown-linux-gnu-
1316         ;;
1317       m68k)
1318         container_image=debian-all-test-cross
1319         container_cross_prefix=m68k-linux-gnu-
1320         container_cross_cc=${container_cross_prefix}gcc
1321         ;;
1322       microblaze)
1323         container_image=debian-microblaze-cross
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       mips64)
1331         container_image=debian-all-test-cross
1332         container_cross_prefix=mips64-linux-gnuabi64-
1333         ;;
1334       mips)
1335         container_image=debian-all-test-cross
1336         container_cross_prefix=mips-linux-gnu-
1337         ;;
1338       nios2)
1339         container_image=debian-nios2-cross
1340         container_cross_prefix=nios2-linux-gnu-
1341         ;;
1342       ppc)
1343         container_image=debian-all-test-cross
1344         container_cross_prefix=powerpc-linux-gnu-
1345         container_cross_cc=${container_cross_prefix}gcc
1346         ;;
1347       ppc64|ppc64le)
1348         container_image=debian-all-test-cross
1349         container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu-
1350         ;;
1351       riscv64)
1352         container_image=debian-all-test-cross
1353         container_cross_prefix=riscv64-linux-gnu-
1354         ;;
1355       sh4)
1356         container_image=debian-legacy-test-cross
1357         container_cross_prefix=sh4-linux-gnu-
1358         ;;
1359       sparc64)
1360         container_image=debian-all-test-cross
1361         container_cross_prefix=sparc64-linux-gnu-
1362         ;;
1363       tricore)
1364         container_image=debian-tricore-cross
1365         container_cross_prefix=tricore-
1366         ;;
1367       x86_64)
1368         container_image=debian-amd64-cross
1369         container_cross_prefix=x86_64-linux-gnu-
1370         ;;
1371       xtensa*)
1372         container_image=debian-xtensa-cross
1373
1374         # default to the dc232b cpu
1375         container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf-
1376         ;;
1377       *)
1378         # Debian and GNU architecture names usually match
1379         container_image=debian-$target_arch-cross
1380         container_cross_prefix=$target_arch-linux-gnu-
1381         ;;
1382     esac
1383     : ${container_cross_cc:=${container_cross_prefix}gcc}
1384     : ${container_cross_ar:=${container_cross_prefix}ar}
1385     : ${container_cross_as:=${container_cross_prefix}as}
1386     : ${container_cross_ld:=${container_cross_prefix}ld}
1387     : ${container_cross_nm:=${container_cross_prefix}nm}
1388     : ${container_cross_objcopy:=${container_cross_prefix}objcopy}
1389     : ${container_cross_ranlib:=${container_cross_prefix}ranlib}
1390     : ${container_cross_strip:=${container_cross_prefix}strip}
1391   done
1392
1393   try=cross
1394   case "$target_arch:$cpu" in
1395     aarch64_be:aarch64 | \
1396     armeb:arm | \
1397     i386:x86_64 | \
1398     mips*:mips64 | \
1399     ppc*:ppc64 | \
1400     sparc:sparc64 | \
1401     "$cpu:$cpu")
1402       try='native cross' ;;
1403   esac
1404   eval "target_cflags=\${cross_cc_cflags_$target_arch}"
1405   for thistry in $try; do
1406     case $thistry in
1407     native)
1408       target_cc=$cc
1409       target_ccas=$ccas
1410       target_ar=$ar
1411       target_as=$as
1412       target_ld=$ld
1413       target_nm=$nm
1414       target_objcopy=$objcopy
1415       target_ranlib=$ranlib
1416       target_strip=$strip
1417       ;;
1418     cross)
1419       target_cc=
1420       if eval test -n "\"\${cross_cc_$target_arch}\""; then
1421         if eval has "\"\${cross_cc_$target_arch}\""; then
1422           eval "target_cc=\"\${cross_cc_$target_arch}\""
1423         fi
1424       else
1425         compute_target_variable $target_arch target_cc gcc
1426       fi
1427       target_ccas=$target_cc
1428       compute_target_variable $target_arch target_ar ar
1429       compute_target_variable $target_arch target_as as
1430       compute_target_variable $target_arch target_ld ld
1431       compute_target_variable $target_arch target_nm nm
1432       compute_target_variable $target_arch target_objcopy objcopy
1433       compute_target_variable $target_arch target_ranlib ranlib
1434       compute_target_variable $target_arch target_strip strip
1435       ;;
1436     esac
1437
1438     if test -n "$target_cc"; then
1439       case $target_arch in
1440         i386|x86_64)
1441           if $target_cc --version | grep -qi "clang"; then
1442             continue
1443           fi
1444           ;;
1445       esac
1446     elif test -n "$target_as" && test -n "$target_ld"; then
1447       # Special handling for assembler only targets
1448       case $target in
1449         tricore-softmmu)
1450           build_static=
1451           got_cross_cc=yes
1452           break
1453           ;;
1454         *)
1455           continue
1456           ;;
1457       esac
1458     else
1459       continue
1460     fi
1461
1462     write_c_skeleton
1463     case $1 in
1464       *-softmmu)
1465         if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC &&
1466           do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then
1467           got_cross_cc=yes
1468           break
1469         fi
1470         ;;
1471       *)
1472         if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then
1473           build_static=y
1474           got_cross_cc=yes
1475           break
1476         fi
1477         if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then
1478           build_static=
1479           got_cross_cc=yes
1480           break
1481         fi
1482         ;;
1483     esac
1484   done
1485   if test $got_cross_cc != yes; then
1486     build_static=
1487     target_cc=
1488     target_ccas=
1489     target_ar=
1490     target_as=
1491     target_ld=
1492     target_nm=
1493     target_objcopy=
1494     target_ranlib=
1495     target_strip=
1496   fi
1497   test -n "$target_cc"
1498 }
1499
1500 write_target_makefile() {
1501   echo "EXTRA_CFLAGS=$target_cflags"
1502   if test -z "$target_cc" && test -z "$target_as"; then
1503     test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?"
1504     echo "$1: docker-image-$container_image" >> Makefile.prereqs
1505     if test -n "$container_cross_cc"; then
1506       echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
1507       echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
1508     fi
1509     echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --"
1510     echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --"
1511     echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --"
1512     echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --"
1513     echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --"
1514     echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --"
1515     echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --"
1516   else
1517     if test -n "$target_cc"; then
1518       echo "CC=$target_cc"
1519       echo "CCAS=$target_ccas"
1520     fi
1521     if test -n "$target_ar"; then
1522       echo "AR=$target_ar"
1523     fi
1524     if test -n "$target_as"; then
1525       echo "AS=$target_as"
1526     fi
1527     if test -n "$target_ld"; then
1528       echo "LD=$target_ld"
1529     fi
1530     if test -n "$target_nm"; then
1531       echo "NM=$target_nm"
1532     fi
1533     if test -n "$target_objcopy"; then
1534       echo "OBJCOPY=$target_objcopy"
1535     fi
1536     if test -n "$target_ranlib"; then
1537       echo "RANLIB=$target_ranlib"
1538     fi
1539     if test -n "$target_strip"; then
1540       echo "STRIP=$target_strip"
1541     fi
1542   fi
1543 }
1544
1545 #######################################
1546 # cross-compiled firmware targets
1547
1548 # Set up build tree symlinks that point back into the source tree
1549 # (these can be both files and directories).
1550 # Caution: avoid adding files or directories here using wildcards. This
1551 # will result in problems later if a new file matching the wildcard is
1552 # added to the source tree -- nothing will cause configure to be rerun
1553 # so the build tree will be missing the link back to the new file, and
1554 # tests might fail. Prefer to keep the relevant files in their own
1555 # directory and symlink the directory instead.
1556 LINKS="Makefile"
1557 LINKS="$LINKS docs/config"
1558 LINKS="$LINKS pc-bios/optionrom/Makefile"
1559 LINKS="$LINKS pc-bios/s390-ccw/Makefile"
1560 LINKS="$LINKS pc-bios/vof/Makefile"
1561 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
1562 LINKS="$LINKS tests/avocado tests/data"
1563 LINKS="$LINKS tests/qemu-iotests/check"
1564 LINKS="$LINKS python"
1565 LINKS="$LINKS contrib/plugins/Makefile "
1566 for f in $LINKS ; do
1567     if [ -e "$source_path/$f" ]; then
1568         symlink "$source_path/$f" "$f"
1569     fi
1570 done
1571
1572 echo "# Automatically generated by configure - do not modify" > Makefile.prereqs
1573
1574 # Mac OS X ships with a broken assembler
1575 if have_target i386-softmmu x86_64-softmmu && \
1576         test "$targetos" != "darwin" && test "$targetos" != "sunos" && \
1577         test "$targetos" != "haiku" && \
1578         probe_target_compiler i386-softmmu; then
1579     subdirs="$subdirs pc-bios/optionrom"
1580     config_mak=pc-bios/optionrom/config.mak
1581     echo "# Automatically generated by configure - do not modify" > $config_mak
1582     echo "TOPSRC_DIR=$source_path" >> $config_mak
1583     write_target_makefile >> $config_mak
1584 fi
1585
1586 if have_target ppc-softmmu ppc64-softmmu && \
1587         probe_target_compiler ppc-softmmu; then
1588     subdirs="$subdirs pc-bios/vof"
1589     config_mak=pc-bios/vof/config.mak
1590     echo "# Automatically generated by configure - do not modify" > $config_mak
1591     echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak
1592     write_target_makefile >> $config_mak
1593 fi
1594
1595 # Only build s390-ccw bios if the compiler has -march=z900 or -march=z10
1596 # (which is the lowest architecture level that Clang supports)
1597 if have_target s390x-softmmu && probe_target_compiler s390x-softmmu && \
1598     GIT=git "$source_path/scripts/git-submodule.sh" "$git_submodules_action" roms/SLOF >> config.log 2>&1; then
1599   write_c_skeleton
1600   do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC
1601   has_z900=$?
1602   if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then
1603     if [ $has_z900 != 0 ]; then
1604       echo "WARNING: Your compiler does not support the z900!"
1605       echo "         The s390-ccw bios will only work with guest CPUs >= z10."
1606     fi
1607     subdirs="$subdirs pc-bios/s390-ccw"
1608     config_mak=pc-bios/s390-ccw/config-host.mak
1609     echo "# Automatically generated by configure - do not modify" > $config_mak
1610     echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak
1611     echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_mak
1612     write_target_makefile >> $config_mak
1613   fi
1614 fi
1615
1616 #######################################
1617 # generate config-host.mak
1618
1619 config_host_mak="config-host.mak"
1620
1621 echo "# Automatically generated by configure - do not modify" > $config_host_mak
1622 echo >> $config_host_mak
1623
1624 echo all: >> $config_host_mak
1625
1626 echo "SRC_PATH=$source_path" >> $config_host_mak
1627 echo "TARGET_DIRS=$target_list" >> $config_host_mak
1628 echo "GDB=$gdb_bin" >> $config_host_mak
1629 if test "$container" != no; then
1630     echo "RUNC=$runc" >> $config_host_mak
1631 fi
1632 echo "SUBDIRS=$subdirs" >> $config_host_mak
1633 echo "PYTHON=$python" >> $config_host_mak
1634 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
1635 echo "MESON=$meson" >> $config_host_mak
1636 echo "NINJA=$ninja" >> $config_host_mak
1637 echo "EXESUF=$EXESUF" >> $config_host_mak
1638
1639 # use included Linux headers for KVM architectures
1640 if test "$targetos" = "linux" && test -n "$linux_arch"; then
1641   symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
1642 fi
1643
1644 for target in $target_list; do
1645     target_dir="$target"
1646     target_name=$(echo $target | cut -d '-' -f 1)$EXESUF
1647     case $target in
1648         *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;;
1649         *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;;
1650     esac
1651 done
1652
1653 if test "$default_targets" = "yes"; then
1654   echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak
1655 fi
1656
1657 # contrib/plugins configuration
1658 echo "# Automatically generated by configure - do not modify" > contrib/plugins/$config_host_mak
1659 echo "SRC_PATH=$source_path/contrib/plugins" >> contrib/plugins/$config_host_mak
1660 echo "PKG_CONFIG=${pkg_config}" >> contrib/plugins/$config_host_mak
1661 echo "CC=$cc $CPU_CFLAGS" >> contrib/plugins/$config_host_mak
1662 echo "CFLAGS=${CFLAGS-$default_cflags} $EXTRA_CFLAGS" >> contrib/plugins/$config_host_mak
1663 if test "$targetos" = windows; then
1664   echo "DLLTOOL=$dlltool" >> contrib/plugins/$config_host_mak
1665 fi
1666 if test "$targetos" = darwin; then
1667   echo "CONFIG_DARWIN=y" >> contrib/plugins/$config_host_mak
1668 fi
1669 if test "$targetos" = windows; then
1670   echo "CONFIG_WIN32=y" >> contrib/plugins/$config_host_mak
1671 fi
1672
1673 # tests/tcg configuration
1674 (config_host_mak=tests/tcg/config-host.mak
1675 mkdir -p tests/tcg
1676 echo "# Automatically generated by configure - do not modify" > $config_host_mak
1677 echo "SRC_PATH=$source_path" >> $config_host_mak
1678
1679 tcg_tests_targets=
1680 for target in $target_list; do
1681   arch=${target%%-*}
1682
1683   case $target in
1684     xtensa*-linux-user)
1685       # the toolchain is not complete with headers, only build system tests
1686       continue
1687       ;;
1688     *-softmmu)
1689       test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue
1690       qemu="qemu-system-$arch"
1691       ;;
1692     *-linux-user|*-bsd-user)
1693       qemu="qemu-$arch"
1694       ;;
1695   esac
1696
1697   if probe_target_compiler $target || test -n "$container_image"; then
1698       test -n "$container_image" && build_static=y
1699       mkdir -p "tests/tcg/$target"
1700       config_target_mak=tests/tcg/$target/config-target.mak
1701       ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile"
1702       echo "# Automatically generated by configure - do not modify" > "$config_target_mak"
1703       echo "TARGET_NAME=$arch" >> "$config_target_mak"
1704       echo "TARGET=$target" >> "$config_target_mak"
1705       write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak"
1706       echo "BUILD_STATIC=$build_static" >> "$config_target_mak"
1707       echo "QEMU=$PWD/$qemu" >> "$config_target_mak"
1708
1709       # will GDB work with these binaries?
1710       if test "${gdb_arches#*$arch}" != "$gdb_arches"; then
1711           echo "GDB=$gdb_bin" >> $config_target_mak
1712       fi
1713
1714       echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs
1715       tcg_tests_targets="$tcg_tests_targets $target"
1716   fi
1717 done
1718
1719 if test "$tcg" = "enabled"; then
1720     echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> config-host.mak
1721 fi
1722 )
1723
1724 if test "$skip_meson" = no; then
1725   cross="config-meson.cross.new"
1726   meson_quote() {
1727     test $# = 0 && return
1728     echo "'$(echo $* | sed "s/ /','/g")'"
1729   }
1730
1731   echo "# Automatically generated by configure - do not modify" > $cross
1732   echo "[properties]" >> $cross
1733
1734   # unroll any custom device configs
1735   for a in $device_archs; do
1736       eval "c=\$devices_${a}"
1737       echo "${a}-softmmu = '$c'" >> $cross
1738   done
1739
1740   echo "[built-in options]" >> $cross
1741   echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross
1742   echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross
1743   test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross
1744   echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross
1745   echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross
1746
1747   # Only enable by default for git builds and on select OSes
1748   echo "# environment defaults, can still be overridden on " >> $cross
1749   echo "# the command line" >> $cross
1750   if test -e "$source_path/.git" && \
1751       { test "$targetos" = linux || test "$targetos" = "windows"; }; then
1752       echo 'werror = true' >> $cross
1753   fi
1754   echo "[project options]" >> $cross
1755   if test "$SMBD" != ''; then
1756     echo "smbd = $(meson_quote "$SMBD")" >> $cross
1757   fi
1758   if test "${QEMU_GA_MANUFACTURER}" != ''; then
1759     echo "qemu_ga_manufacturer = $(meson_quote "${QEMU_GA_MANUFACTURER}")" >> $cross
1760   fi
1761   if test "${QEMU_GA_DISTRO}" != ''; then
1762     echo "qemu_ga_distro = $(meson_quote "${QEMU_GA_DISTRO}")" >> $cross
1763   fi
1764   if test "${QEMU_GA_VERSION}" != ''; then
1765     echo "qemu_ga_version = $(meson_quote "${QEMU_GA_VERSION}")" >> $cross
1766   fi
1767
1768   echo >> $cross
1769   echo "[binaries]" >> $cross
1770   echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross
1771   test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross
1772   test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross
1773   echo "ar = [$(meson_quote $ar)]" >> $cross
1774   echo "dlltool = [$(meson_quote $dlltool)]" >> $cross
1775   echo "nm = [$(meson_quote $nm)]" >> $cross
1776   echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross
1777   echo "pkg-config = [$(meson_quote $pkg_config)]" >> $cross
1778   echo "ranlib = [$(meson_quote $ranlib)]" >> $cross
1779   if has $sdl2_config; then
1780     echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross
1781   fi
1782   echo "strip = [$(meson_quote $strip)]" >> $cross
1783   echo "widl = [$(meson_quote $widl)]" >> $cross
1784   echo "windres = [$(meson_quote $windres)]" >> $cross
1785   echo "windmc = [$(meson_quote $windmc)]" >> $cross
1786   if test "$cross_compile" = "yes"; then
1787     echo "[host_machine]" >> $cross
1788     echo "system = '$targetos'" >> $cross
1789     case "$cpu" in
1790         i386)
1791             echo "cpu_family = 'x86'" >> $cross
1792             ;;
1793         *)
1794             echo "cpu_family = '$cpu'" >> $cross
1795             ;;
1796     esac
1797     echo "cpu = '$cpu'" >> $cross
1798     if test "$bigendian" = "yes" ; then
1799         echo "endian = 'big'" >> $cross
1800     else
1801         echo "endian = 'little'" >> $cross
1802     fi
1803
1804     native="config-meson.native.new"
1805     echo "# Automatically generated by configure - do not modify" > $native
1806     echo "[binaries]" >> $native
1807     echo "c = [$(meson_quote $host_cc)]" >> $native
1808     mv $native config-meson.native
1809     meson_option_add --native-file
1810     meson_option_add config-meson.native
1811   fi
1812   mv $cross config-meson.cross
1813   meson_add_machine_file config-meson.cross
1814   if test -f "$source_path/configs/meson/$targetos.txt"; then
1815     meson_add_machine_file $source_path/configs/meson/$targetos.txt
1816   fi
1817
1818   rm -rf meson-private meson-info meson-logs
1819
1820   test "$download" = "disabled" && meson_option_add "--wrap-mode=nodownload"
1821   test "$default_feature" = no && meson_option_add -Dauto_features=disabled
1822   test "$static" = yes && meson_option_add -Dprefer_static=true
1823   test "$pie" = no && meson_option_add -Db_pie=false
1824
1825   # QEMU options
1826   test "$cfi" != false && meson_option_add "-Dcfi=$cfi" "-Db_lto=$cfi"
1827   test "$docs" != auto && meson_option_add "-Ddocs=$docs"
1828   test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE"
1829   test "$plugins" = yes && meson_option_add "-Dplugins=true"
1830   test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg"
1831   run_meson() {
1832     NINJA=$ninja $meson setup "$@" "$PWD" "$source_path"
1833   }
1834   eval run_meson $meson_options
1835   if test "$?" -ne 0 ; then
1836       error_exit "meson setup failed"
1837   fi
1838   echo "$meson" > build.ninja.stamp
1839 else
1840   if test -f meson-private/cmd_line.txt; then
1841     # Adjust old command line options that were removed
1842     # sed -i is not portable
1843     perl -i -ne '
1844       /^sphinx_build/ && next;
1845       print;' meson-private/cmd_line.txt
1846   fi
1847 fi
1848
1849 # Save the configure command line for later reuse.
1850 cat <<EOD >config.status
1851 #!/bin/sh
1852 # Generated by configure.
1853 # Run this file to recreate the current configuration.
1854 # Compiler output produced by configure, useful for debugging
1855 # configure, is in config.log if it exists.
1856 EOD
1857
1858 preserve_env() {
1859     envname=$1
1860
1861     eval envval=\$$envname
1862
1863     if test -n "$envval"
1864     then
1865         echo "$envname='$envval'" >> config.status
1866         echo "export $envname" >> config.status
1867     else
1868         echo "unset $envname" >> config.status
1869     fi
1870 }
1871
1872 # Preserve various env variables that influence what
1873 # features/build target configure will detect
1874 preserve_env AR
1875 preserve_env AS
1876 preserve_env CC
1877 preserve_env CFLAGS
1878 preserve_env CXX
1879 preserve_env CXXFLAGS
1880 preserve_env DLLTOOL
1881 preserve_env LD
1882 preserve_env LDFLAGS
1883 preserve_env LD_LIBRARY_PATH
1884 preserve_env NM
1885 preserve_env OBJCFLAGS
1886 preserve_env OBJCOPY
1887 preserve_env PATH
1888 preserve_env PKG_CONFIG
1889 preserve_env PKG_CONFIG_LIBDIR
1890 preserve_env PKG_CONFIG_PATH
1891 preserve_env PYTHON
1892 preserve_env QEMU_GA_MANUFACTURER
1893 preserve_env QEMU_GA_DISTRO
1894 preserve_env QEMU_GA_VERSION
1895 preserve_env SDL2_CONFIG
1896 preserve_env SMBD
1897 preserve_env STRIP
1898 preserve_env WIDL
1899 preserve_env WINDRES
1900 preserve_env WINDMC
1901
1902 printf "exec" >>config.status
1903 for i in "$0" "$@"; do
1904   test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status
1905 done
1906 echo ' "$@"' >>config.status
1907 chmod +x config.status
1908
1909 rm -r "$TMPDIR1"