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.
   8 CLICOLOR_FORCE= GREP_OPTIONS=
   9 unset CLICOLOR_FORCE GREP_OPTIONS
  10
  11 # Don't allow CCACHE, if present, to use cached results of compile tests!
  12 export CCACHE_RECACHE=yes
  13
  14 # make source path absolute
  15 source_path=$(cd "$(dirname -- "$0")"; pwd)
  16
  17 if test "$PWD" = "$source_path"
  18 then
  19     echo "Using './build' as the directory for build output"
  20
  21     MARKER=build/auto-created-by-configure
  22
  23     if test -e build
  24     then
  25         if test -f $MARKER
  26         then
  27            rm -rf build
  28         else
  29             echo "ERROR: ./build dir already exists and was not previously created by configure"
  30             exit 1
  31         fi
  32     fi
  33
  34     if ! mkdir build || ! touch $MARKER
  35     then
  36         echo "ERROR: Could not create ./build directory. Check the permissions on"
  37         echo "your source directory, or try doing an out-of-tree build."
  38         exit 1
  39     fi
  40
  41     cat > GNUmakefile <<'EOF'
  42 # This file is auto-generated by configure to support in-source tree
  43 # 'make' command invocation
  44
  45 ifeq ($(MAKECMDGOALS),)
  46 recurse: all
  47 endif
  48
  49 .NOTPARALLEL: %
  50 %: force
  51         @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...'
  52         @$(MAKE) -C build -f Makefile $(MAKECMDGOALS)
  53         @if test "$(MAKECMDGOALS)" = "distclean" && \
  54             test -e build/auto-created-by-configure ; \
  55         then \
  56             rm -rf build GNUmakefile ; \
  57         fi
  58 force: ;
  59 .PHONY: force
  60 GNUmakefile: ;
  61
  62 EOF
  63     cd build
  64     exec "$source_path/configure" "$@"
  65 fi
  66
  67 # Temporary directory used for files created while
  68 # configure runs. Since it is in the build directory
  69 # we can safely blow away any previous version of it
  70 # (and we need not jump through hoops to try to delete
  71 # it when configure exits.)
  72 TMPDIR1="config-temp"
  73 rm -rf "${TMPDIR1}"
  74 if ! mkdir -p "${TMPDIR1}"; then
  75     echo "ERROR: failed to create temporary directory"
  76     exit 1
  77 fi
  78
  79 TMPB="qemu-conf"
  80 TMPC="${TMPDIR1}/${TMPB}.c"
  81 TMPO="${TMPDIR1}/${TMPB}.o"
  82 TMPE="${TMPDIR1}/${TMPB}.exe"
  83
  84 rm -f config.log
  85
  86 # Print a helpful header at the top of config.log
  87 echo "# QEMU configure log $(date)" >> config.log
  88 printf "# Configured with:" >> config.log
  89 # repeat the invocation to log and stdout for CI
  90 invoke=$(printf " '%s'" "$0" "$@")
  91 test -n "$GITLAB_CI" && echo "configuring with: $invoke"
  92 { echo "$invoke"; echo; echo "#"; } >> config.log
  93
  94 quote_sh() {
  95     printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&',"
  96 }
  97
  98 print_error() {
  99     (echo
 100     echo "ERROR: $1"
 101     while test -n "$2"; do
 102         echo "       $2"
 103         shift
 104     done
 105     echo) >&2
 106 }
 107
 108 error_exit() {
 109     print_error "$@"
 110     exit 1
 111 }
 112
 113 do_compiler() {
 114   # Run the compiler, capturing its output to the log. First argument
 115   # is compiler binary to execute.
 116   compiler="$1"
 117   shift
 118   if test -n "$BASH_VERSION"; then eval '
 119       echo >>config.log "
 120 funcs: ${FUNCNAME[*]}
 121 lines: ${BASH_LINENO[*]}"
 122   '; fi
 123   echo $compiler "$@" >> config.log
 124   $compiler "$@" >> config.log 2>&1 || return $?
 125 }
 126
 127 do_cc() {
 128     do_compiler "$cc" $CPU_CFLAGS "$@"
 129 }
 130
 131 compile_object() {
 132   local_cflags="$1"
 133   do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -c -o $TMPO $TMPC
 134 }
 135
 136 compile_prog() {
 137   local_cflags="$1"
 138   local_ldflags="$2"
 139   do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -o $TMPE $TMPC \
 140       $LDFLAGS $EXTRA_LDFLAGS $local_ldflags
 141 }
 142
 143 # symbolically link $1 to $2.  Portable version of "ln -sf".
 144 symlink() {
 145   rm -rf "$2"
 146   mkdir -p "$(dirname "$2")"
 147   ln -s "$1" "$2"
 148 }
 149
 150 # check whether a command is available to this shell (may be either an
 151 # executable or a builtin)
 152 has() {
 153     type "$1" >/dev/null 2>&1
 154 }
 155
 156 version_ge () {
 157     local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ')
 158     local_ver2=$(echo "$2" | tr . ' ')
 159     while true; do
 160         set x $local_ver1
 161         local_first=${2-0}
 162         # 'shift 2' if $2 is set, or 'shift' if $2 is not set
 163         shift ${2:+2}
 164         local_ver1=$*
 165         set x $local_ver2
 166         # the second argument finished, the first must be greater or equal
 167         test $# = 1 && return 0
 168         test $local_first -lt $2 && return 1
 169         test $local_first -gt $2 && return 0
 170         shift ${2:+2}
 171         local_ver2=$*
 172     done
 173 }
 174
 175 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
 176 then
 177   error_exit "main directory cannot contain spaces nor colons"
 178 fi
 179
 180 # parse CC options first; some compiler tests are used to establish
 181 # some defaults, based on the host environment
 182
 183 # default parameters
 184 cpu=""
 185 cross_compile="no"
 186 cross_prefix=""
 187 host_cc="cc"
 188 EXTRA_CFLAGS=""
 189 EXTRA_CXXFLAGS=""
 190 EXTRA_OBJCFLAGS=""
 191 EXTRA_LDFLAGS=""
 192
 193 # Default value for a variable defining feature "foo".
 194 #  * foo="no"  feature will only be used if --enable-foo arg is given
 195 #  * foo=""    feature will be searched for, and if found, will be used
 196 #              unless --disable-foo is given
 197 #  * foo="yes" this value will only be set by --enable-foo flag.
 198 #              feature will searched for,
 199 #              if not found, configure exits with error
 200 #
 201 # Always add --enable-foo and --disable-foo command line args.
 202 # Distributions want to ensure that several features are compiled in, and it
 203 # is impossible without a --enable-foo that exits if a feature is not found.
 204 default_feature=""
 205
 206 for opt do
 207   optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
 208   case "$opt" in
 209   --cross-prefix=*) cross_prefix="$optarg"
 210                     cross_compile="yes"
 211   ;;
 212   --cc=*) CC="$optarg"
 213   ;;
 214   --cxx=*) CXX="$optarg"
 215   ;;
 216   --objcc=*) objcc="$optarg"
 217   ;;
 218   --cpu=*) cpu="$optarg"
 219   ;;
 220   --extra-cflags=*)
 221     EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg"
 222     EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
 223     EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
 224     ;;
 225   --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
 226   ;;
 227   --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
 228   ;;
 229   --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg"
 230   ;;
 231   --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
 232   ;;
 233   --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*}
 234                       eval "cross_cc_cflags_${cc_arch}=\$optarg"
 235   ;;
 236   --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
 237                 eval "cross_cc_${cc_arch}=\$optarg"
 238   ;;
 239   --cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option"
 240   ;;
 241   --cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*}
 242                     eval "cross_prefix_${cc_arch}=\$optarg"
 243   ;;
 244   --without-default-features) default_feature="no"
 245   ;;
 246   esac
 247 done
 248
 249
 250 if test -e "$source_path/.git"
 251 then
 252     git_submodules_action="update"
 253 else
 254     git_submodules_action="ignore"
 255 fi
 256
 257 git_submodules="ui/keycodemapdb"
 258 git="git"
 259 debug_tcg="no"
 260 docs="auto"
 261 EXESUF=""
 262 prefix="/usr/local"
 263 qemu_suffix="qemu"
 264 softmmu="yes"
 265 linux_user=""
 266 bsd_user=""
 267 plugins="$default_feature"
 268 ninja=""
 269 python=
 270 pypi="enabled"
 271 bindir="bin"
 272 skip_meson=no
 273 vfio_user_server="disabled"
 274 use_containers="yes"
 275 gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
 276 gdb_arches=""
 277 werror=""
 278
 279 # Don't accept a target_list environment variable.
 280 unset target_list
 281 unset target_list_exclude
 282
 283 # The following Meson options are handled manually (still they
 284 # are included in the automatically generated help message)
 285
 286 # 1. Track which submodules are needed
 287 fdt="auto"
 288
 289 # 2. Automatically enable/disable other options
 290 tcg="auto"
 291 cfi="false"
 292
 293 # 3. Need to check for -static-pie before Meson runs.  Also,
 294 # Meson has PIE as a boolean rather than enabled/disabled/auto.
 295 pie=""
 296 static="no"
 297
 298 # Preferred compiler:
 299 #  ${CC} (if set)
 300 #  ${cross_prefix}gcc (if cross-prefix specified)
 301 #  system compiler
 302 if test -z "${CC}${cross_prefix}"; then
 303   cc="$host_cc"
 304 else
 305   cc="${CC-${cross_prefix}gcc}"
 306 fi
 307
 308 if test -z "${CXX}${cross_prefix}"; then
 309   cxx="c++"
 310 else
 311   cxx="${CXX-${cross_prefix}g++}"
 312 fi
 313
 314 # Preferred ObjC compiler:
 315 # $objcc (if set, i.e. via --objcc option)
 316 # ${cross_prefix}clang (if cross-prefix specified)
 317 # clang (if available)
 318 # $cc
 319 if test -z "${objcc}${cross_prefix}"; then
 320   if has clang; then
 321     objcc=clang
 322   else
 323     objcc="$cc"
 324   fi
 325 else
 326   objcc="${objcc-${cross_prefix}clang}"
 327 fi
 328
 329 ar="${AR-${cross_prefix}ar}"
 330 as="${AS-${cross_prefix}as}"
 331 ccas="${CCAS-$cc}"
 332 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 333 ld="${LD-${cross_prefix}ld}"
 334 ranlib="${RANLIB-${cross_prefix}ranlib}"
 335 nm="${NM-${cross_prefix}nm}"
 336 smbd="$SMBD"
 337 strip="${STRIP-${cross_prefix}strip}"
 338 widl="${WIDL-${cross_prefix}widl}"
 339 windres="${WINDRES-${cross_prefix}windres}"
 340 windmc="${WINDMC-${cross_prefix}windmc}"
 341 pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}"
 342 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
 343
 344 check_define() {
 345 cat > $TMPC <<EOF
 346 #if !defined($1)
 347 #error $1 not defined
 348 #endif
 349 int main(void) { return 0; }
 350 EOF
 351   compile_object
 352 }
 353
 354 write_c_skeleton() {
 355     cat > $TMPC <<EOF
 356 int main(void) { return 0; }
 357 EOF
 358 }
 359
 360 if check_define __linux__ ; then
 361   targetos=linux
 362 elif check_define _WIN32 ; then
 363   targetos=windows
 364 elif check_define __OpenBSD__ ; then
 365   targetos=openbsd
 366 elif check_define __sun__ ; then
 367   targetos=sunos
 368 elif check_define __HAIKU__ ; then
 369   targetos=haiku
 370 elif check_define __FreeBSD__ ; then
 371   targetos=freebsd
 372 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
 373   targetos=gnu/kfreebsd
 374 elif check_define __DragonFly__ ; then
 375   targetos=dragonfly
 376 elif check_define __NetBSD__; then
 377   targetos=netbsd
 378 elif check_define __APPLE__; then
 379   targetos=darwin
 380 else
 381   # This is a fatal error, but don't report it yet, because we
 382   # might be going to just print the --help text, or it might
 383   # be the result of a missing compiler.
 384   targetos=bogus
 385 fi
 386
 387 # OS specific
 388
 389 mingw32="no"
 390 bsd="no"
 391 linux="no"
 392 solaris="no"
 393 case $targetos in
 394 windows)
 395   mingw32="yes"
 396   plugins="no"
 397   pie="no"
 398 ;;
 399 gnu/kfreebsd)
 400   bsd="yes"
 401 ;;
 402 freebsd)
 403   bsd="yes"
 404   make="${MAKE-gmake}"
 405   # needed for kinfo_getvmmap(3) in libutil.h
 406 ;;
 407 dragonfly)
 408   bsd="yes"
 409   make="${MAKE-gmake}"
 410 ;;
 411 netbsd)
 412   bsd="yes"
 413   make="${MAKE-gmake}"
 414 ;;
 415 openbsd)
 416   bsd="yes"
 417   make="${MAKE-gmake}"
 418 ;;
 419 darwin)
 420   bsd="yes"
 421   darwin="yes"
 422 ;;
 423 sunos)
 424   solaris="yes"
 425   make="${MAKE-gmake}"
 426 ;;
 427 haiku)
 428   pie="no"
 429 ;;
 430 linux)
 431   linux="yes"
 432 ;;
 433 esac
 434
 435 if test ! -z "$cpu" ; then
 436   # command line argument
 437   :
 438 elif check_define __i386__ ; then
 439   cpu="i386"
 440 elif check_define __x86_64__ ; then
 441   if check_define __ILP32__ ; then
 442     cpu="x32"
 443   else
 444     cpu="x86_64"
 445   fi
 446 elif check_define __sparc__ ; then
 447   if check_define __arch64__ ; then
 448     cpu="sparc64"
 449   else
 450     cpu="sparc"
 451   fi
 452 elif check_define _ARCH_PPC ; then
 453   if check_define _ARCH_PPC64 ; then
 454     if check_define _LITTLE_ENDIAN ; then
 455       cpu="ppc64le"
 456     else
 457       cpu="ppc64"
 458     fi
 459   else
 460     cpu="ppc"
 461   fi
 462 elif check_define __mips__ ; then
 463   cpu="mips"
 464 elif check_define __s390__ ; then
 465   if check_define __s390x__ ; then
 466     cpu="s390x"
 467   else
 468     cpu="s390"
 469   fi
 470 elif check_define __riscv ; then
 471   cpu="riscv"
 472 elif check_define __arm__ ; then
 473   cpu="arm"
 474 elif check_define __aarch64__ ; then
 475   cpu="aarch64"
 476 elif check_define __loongarch64 ; then
 477   cpu="loongarch64"
 478 else
 479   # Using uname is really broken, but it is just a fallback for architectures
 480   # that are going to use TCI anyway
 481   cpu=$(uname -m)
 482   echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'"
 483 fi
 484
 485 # Normalise host CPU name and set multilib cflags.  The canonicalization
 486 # isn't really necessary, because the architectures that we check for
 487 # should not hit the 'uname -m' case, but better safe than sorry.
 488 # Note that this case should only have supported host CPUs, not guests.
 489 case "$cpu" in
 490   armv*b|armv*l|arm)
 491     cpu="arm" ;;
 492
 493   i386|i486|i586|i686)
 494     cpu="i386"
 495     CPU_CFLAGS="-m32" ;;
 496   x32)
 497     cpu="x86_64"
 498     CPU_CFLAGS="-mx32" ;;
 499   x86_64|amd64)
 500     cpu="x86_64"
 501     # ??? Only extremely old AMD cpus do not have cmpxchg16b.
 502     # If we truly care, we should simply detect this case at
 503     # runtime and generate the fallback to serial emulation.
 504     CPU_CFLAGS="-m64 -mcx16" ;;
 505
 506   mips*)
 507     cpu="mips" ;;
 508
 509   ppc)
 510     CPU_CFLAGS="-m32" ;;
 511   ppc64)
 512     CPU_CFLAGS="-m64 -mbig-endian" ;;
 513   ppc64le)
 514     cpu="ppc64"
 515     CPU_CFLAGS="-m64 -mlittle-endian" ;;
 516
 517   s390)
 518     CPU_CFLAGS="-m31" ;;
 519   s390x)
 520     CPU_CFLAGS="-m64" ;;
 521
 522   sparc|sun4[cdmuv])
 523     cpu="sparc"
 524     CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" ;;
 525   sparc64)
 526     CPU_CFLAGS="-m64 -mcpu=ultrasparc" ;;
 527 esac
 528
 529 : ${make=${MAKE-make}}
 530
 531
 532 check_py_version() {
 533     # We require python >= 3.7.
 534     # NB: a True python conditional creates a non-zero return code (Failure)
 535     "$1" -c 'import sys; sys.exit(sys.version_info < (3,7))'
 536 }
 537
 538 first_python=
 539 if test -z "${PYTHON}"; then
 540     # A bare 'python' is traditionally python 2.x, but some distros
 541     # have it as python 3.x, so check in both places.
 542     for binary in python3 python python3.11 python3.10 python3.9 python3.8 python3.7; 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 "$binary")
 573         break
 574     fi
 575 done
 576
 577 if test "$mingw32" = "yes" ; then
 578   EXESUF=".exe"
 579   prefix="/qemu"
 580   bindir=""
 581   qemu_suffix=""
 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 . "$source_path/scripts/meson-buildoptions.sh"
 601
 602 meson_options=
 603 meson_option_add() {
 604   meson_options="$meson_options $(quote_sh "$1")"
 605 }
 606 meson_option_parse() {
 607   meson_options="$meson_options $(_meson_option_parse "$@")"
 608   if test $? -eq 1; then
 609     echo "ERROR: unknown option $1"
 610     echo "Try '$0 --help' for more information"
 611     exit 1
 612   fi
 613 }
 614
 615 for opt do
 616   optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
 617   case "$opt" in
 618   --help|-h) show_help=yes
 619   ;;
 620   --version|-V) exec cat "$source_path/VERSION"
 621   ;;
 622   --prefix=*) prefix="$optarg"
 623   ;;
 624   --cross-prefix=*)
 625   ;;
 626   --cc=*)
 627   ;;
 628   --host-cc=*) host_cc="$optarg"
 629   ;;
 630   --cxx=*)
 631   ;;
 632   --objcc=*)
 633   ;;
 634   --make=*) make="$optarg"
 635   ;;
 636   --install=*)
 637   ;;
 638   --python=*) python="$optarg"
 639   ;;
 640   --skip-meson) skip_meson=yes
 641   ;;
 642   --ninja=*) ninja="$optarg"
 643   ;;
 644   --smbd=*) smbd="$optarg"
 645   ;;
 646   --extra-cflags=*)
 647   ;;
 648   --extra-cxxflags=*)
 649   ;;
 650   --extra-objcflags=*)
 651   ;;
 652   --extra-ldflags=*)
 653   ;;
 654   --cross-cc-*)
 655   ;;
 656   --cross-prefix-*)
 657   ;;
 658   --enable-docs) docs=enabled
 659   ;;
 660   --disable-docs) docs=disabled
 661   ;;
 662   --cpu=*)
 663   ;;
 664   --target-list=*) target_list="$optarg"
 665                    if test "$target_list_exclude"; then
 666                        error_exit "Can't mix --target-list with --target-list-exclude"
 667                    fi
 668   ;;
 669   --target-list-exclude=*) target_list_exclude="$optarg"
 670                    if test "$target_list"; then
 671                        error_exit "Can't mix --target-list-exclude with --target-list"
 672                    fi
 673   ;;
 674   --with-default-devices) meson_option_add -Ddefault_devices=true
 675   ;;
 676   --without-default-devices) meson_option_add -Ddefault_devices=false
 677   ;;
 678   --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option"
 679   ;;
 680   --with-devices-*) device_arch=${opt#--with-devices-};
 681                     device_arch=${device_arch%%=*}
 682                     cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak
 683                     if test -f "$cf"; then
 684                         device_archs="$device_archs $device_arch"
 685                         eval "devices_${device_arch}=\$optarg"
 686                     else
 687                         error_exit "File $cf does not exist"
 688                     fi
 689   ;;
 690   --without-default-features) # processed above
 691   ;;
 692   --static) static="yes"
 693   ;;
 694   --bindir=*) bindir="$optarg"
 695   ;;
 696   --with-suffix=*) qemu_suffix="$optarg"
 697   ;;
 698   --host=*|--build=*|\
 699   --disable-dependency-tracking|\
 700   --sbindir=*|--sharedstatedir=*|\
 701   --oldincludedir=*|--datarootdir=*|--infodir=*|\
 702   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 703     # These switches are silently ignored, for compatibility with
 704     # autoconf-generated configure scripts. This allows QEMU's
 705     # configure to be used by RPM and similar macros that set
 706     # lots of directory switches by default.
 707   ;;
 708   --enable-debug-tcg) debug_tcg="yes"
 709   ;;
 710   --disable-debug-tcg) debug_tcg="no"
 711   ;;
 712   --enable-debug)
 713       # Enable debugging options that aren't excessively noisy
 714       debug_tcg="yes"
 715       meson_option_parse --enable-debug-graph-lock ""
 716       meson_option_parse --enable-debug-mutex ""
 717       meson_option_add -Doptimization=0
 718   ;;
 719   --disable-tcg) tcg="disabled"
 720                  plugins="no"
 721   ;;
 722   --enable-tcg) tcg="enabled"
 723   ;;
 724   --disable-system) softmmu="no"
 725   ;;
 726   --enable-system) softmmu="yes"
 727   ;;
 728   --disable-user)
 729       linux_user="no" ;
 730       bsd_user="no" ;
 731   ;;
 732   --enable-user) ;;
 733   --disable-linux-user) linux_user="no"
 734   ;;
 735   --enable-linux-user) linux_user="yes"
 736   ;;
 737   --disable-bsd-user) bsd_user="no"
 738   ;;
 739   --enable-bsd-user) bsd_user="yes"
 740   ;;
 741   --enable-pie) pie="yes"
 742   ;;
 743   --disable-pie) pie="no"
 744   ;;
 745   --enable-werror) werror="yes"
 746   ;;
 747   --disable-werror) werror="no"
 748   ;;
 749   --enable-cfi)
 750       cfi="true";
 751       meson_option_add -Db_lto=true
 752   ;;
 753   --disable-cfi) cfi="false"
 754   ;;
 755   --disable-fdt) fdt="disabled"
 756   ;;
 757   --enable-fdt) fdt="enabled"
 758   ;;
 759   --enable-fdt=git) fdt="internal"
 760   ;;
 761   --enable-fdt=*) fdt="$optarg"
 762   ;;
 763   --with-git=*) git="$optarg"
 764   ;;
 765   --with-git-submodules=*)
 766       git_submodules_action="$optarg"
 767   ;;
 768   --disable-pypi) pypi="disabled"
 769   ;;
 770   --enable-pypi) pypi="enabled"
 771   ;;
 772   --enable-plugins) if test "$mingw32" = "yes"; then
 773                         error_exit "TCG plugins not currently supported on Windows platforms"
 774                     else
 775                         plugins="yes"
 776                     fi
 777   ;;
 778   --disable-plugins) plugins="no"
 779   ;;
 780   --enable-containers) use_containers="yes"
 781   ;;
 782   --disable-containers) use_containers="no"
 783   ;;
 784   --gdb=*) gdb_bin="$optarg"
 785   ;;
 786   --enable-vfio-user-server) vfio_user_server="enabled"
 787   ;;
 788   --disable-vfio-user-server) vfio_user_server="disabled"
 789   ;;
 790   # everything else has the same name in configure and meson
 791   --*) meson_option_parse "$opt" "$optarg"
 792   ;;
 793   esac
 794 done
 795
 796 # test for any invalid configuration combinations
 797 if test "$plugins" = "yes" -a "$tcg" = "disabled"; then
 798     error_exit "Can't enable plugins on non-TCG builds"
 799 fi
 800
 801 case $git_submodules_action in
 802     update|validate)
 803         if test ! -e "$source_path/.git"; then
 804             echo "ERROR: cannot $git_submodules_action git submodules without .git"
 805             exit 1
 806         fi
 807     ;;
 808     ignore)
 809         if ! test -f "$source_path/ui/keycodemapdb/README"
 810         then
 811             echo
 812             echo "ERROR: missing GIT submodules"
 813             echo
 814             if test -e "$source_path/.git"; then
 815                 echo "--with-git-submodules=ignore specified but submodules were not"
 816                 echo "checked out.  Please initialize and update submodules."
 817             else
 818                 echo "This is not a GIT checkout but module content appears to"
 819                 echo "be missing. Do not use 'git archive' or GitHub download links"
 820                 echo "to acquire QEMU source archives. Non-GIT builds are only"
 821                 echo "supported with source archives linked from:"
 822                 echo
 823                 echo "  https://www.qemu.org/download/#source"
 824                 echo
 825                 echo "Developers working with GIT can use scripts/archive-source.sh"
 826                 echo "if they need to create valid source archives."
 827             fi
 828             echo
 829             exit 1
 830         fi
 831     ;;
 832     *)
 833         echo "ERROR: invalid --with-git-submodules= value '$git_submodules_action'"
 834         exit 1
 835     ;;
 836 esac
 837
 838 default_target_list=""
 839 mak_wilds=""
 840
 841 if [ "$linux_user" != no ]; then
 842     if [ "$targetos" = linux ] && [ -d "$source_path/linux-user/include/host/$cpu" ]; then
 843         linux_user=yes
 844     elif [ "$linux_user" = yes ]; then
 845         error_exit "linux-user not supported on this architecture"
 846     fi
 847 fi
 848 if [ "$bsd_user" != no ]; then
 849     if [ "$bsd_user" = "" ]; then
 850         test $targetos = freebsd && bsd_user=yes
 851     fi
 852     if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then
 853         error_exit "bsd-user not supported on this host OS"
 854     fi
 855 fi
 856 if [ "$softmmu" = "yes" ]; then
 857     mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak"
 858 fi
 859 if [ "$linux_user" = "yes" ]; then
 860     mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak"
 861 fi
 862 if [ "$bsd_user" = "yes" ]; then
 863     mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak"
 864 fi
 865
 866 for config in $mak_wilds; do
 867     target="$(basename "$config" .mak)"
 868     if echo "$target_list_exclude" | grep -vq "$target"; then
 869         default_target_list="${default_target_list} $target"
 870     fi
 871 done
 872
 873 if test x"$show_help" = x"yes" ; then
 874 cat << EOF
 875
 876 Usage: configure [options]
 877 Options: [defaults in brackets after descriptions]
 878
 879 Standard options:
 880   --help                   print this message
 881   --prefix=PREFIX          install in PREFIX [$prefix]
 882   --target-list=LIST       set target list (default: build all)
 883 $(echo Available targets: $default_target_list | \
 884   fold -s -w 53 | sed -e 's/^/                           /')
 885   --target-list-exclude=LIST exclude a set of targets from the default target-list
 886
 887 Advanced options (experts only):
 888   --cross-prefix=PREFIX    use PREFIX for compile tools, PREFIX can be blank [$cross_prefix]
 889   --cc=CC                  use C compiler CC [$cc]
 890   --host-cc=CC             use C compiler CC [$host_cc] for code run at
 891                            build time
 892   --cxx=CXX                use C++ compiler CXX [$cxx]
 893   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
 894   --extra-cflags=CFLAGS    append extra C compiler flags CFLAGS
 895   --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS
 896   --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS
 897   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
 898   --cross-cc-ARCH=CC       use compiler when building ARCH guest test cases
 899   --cross-cc-cflags-ARCH=  use compiler flags when building ARCH guest tests
 900   --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases
 901   --make=MAKE              use specified make [$make]
 902   --python=PYTHON          use specified python [$python]
 903   --ninja=NINJA            use specified ninja [$ninja]
 904   --smbd=SMBD              use specified smbd [$smbd]
 905   --with-git=GIT           use specified git [$git]
 906   --with-git-submodules=update   update git submodules (default if .git dir exists)
 907   --with-git-submodules=validate fail if git submodules are not up to date
 908   --with-git-submodules=ignore   do not update or check git submodules (default if no .git dir)
 909   --static                 enable static build [$static]
 910   --bindir=PATH            install binaries in PATH
 911   --with-suffix=SUFFIX     suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix]
 912   --without-default-features default all --enable-* options to "disabled"
 913   --without-default-devices  do not include any device that is not needed to
 914                            start the emulator (only use if you are including
 915                            desired devices in configs/devices/)
 916   --with-devices-ARCH=NAME override default configs/devices
 917   --enable-debug           enable common debug build options
 918   --disable-werror         disable compilation abort on warning
 919   --cpu=CPU                Build for host CPU [$cpu]
 920   --enable-plugins
 921                            enable plugins via shared library loading
 922   --disable-containers     don't use containers for cross-building
 923   --gdb=GDB-path           gdb to use for gdbstub tests [$gdb_bin]
 924 EOF
 925   meson_options_help
 926 cat << EOF
 927   system          all system emulation targets
 928   user            supported user emulation targets
 929   linux-user      all linux usermode emulation targets
 930   bsd-user        all BSD usermode emulation targets
 931   pie             Position Independent Executables
 932   debug-tcg       TCG debugging (default is disabled)
 933
 934 NOTE: The object files are built at the place where configure is launched
 935 EOF
 936 exit 0
 937 fi
 938
 939 # Remove old dependency files to make sure that they get properly regenerated
 940 rm -f ./*/config-devices.mak.d
 941
 942 if test -z "$python"
 943 then
 944     # If first_python is set, there was a binary somewhere even though
 945     # it was not suitable.  Use it for the error message.
 946     if test -n "$first_python"; then
 947         error_exit "Cannot use '$first_python', Python >= 3.7 is required." \
 948             "Use --python=/path/to/python to specify a supported Python."
 949     else
 950         error_exit "Python not found. Use --python=/path/to/python"
 951     fi
 952 fi
 953
 954 if ! has "$make"
 955 then
 956     error_exit "GNU make ($make) not found"
 957 fi
 958
 959 if ! check_py_version "$python"; then
 960   error_exit "Cannot use '$python', Python >= 3.7 is required." \
 961              "Use --python=/path/to/python to specify a supported Python." \
 962              "Maybe try:" \
 963              "  openSUSE Leap 15.3+: zypper install python39" \
 964              "  CentOS 8: dnf install python38"
 965 fi
 966
 967 # Resolve PATH
 968 python="$(command -v "$python")"
 969
 970 # Create a Python virtual environment using our configured python.
 971 # The stdout of this script will be the location of a symlink that
 972 # points to the configured Python.
 973 # Entry point scripts for pip, meson, and sphinx are generated if those
 974 # packages are present.
 975
 976 # Defaults assumed for now:
 977 # - venv is cleared if it exists already;
 978 # - venv is allowed to use system packages;
 979 # - all setup can be performed offline;
 980 # - missing packages may be fetched from PyPI,
 981 #   unless --disable-pypi is passed.
 982 # - pip is not installed into the venv when possible,
 983 #   but ensurepip is called as a fallback when necessary.
 984
 985 echo "python determined to be '$python'"
 986 echo "python version: $($python --version)"
 987
 988 python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)"
 989 if test "$?" -ne 0 ; then
 990     error_exit "python venv creation failed"
 991 fi
 992
 993 # Suppress writing compiled files
 994 python="$python -B"
 995 mkvenv="$python ${source_path}/python/scripts/mkvenv.py"
 996
 997 mkvenv_flags=""
 998 if test "$pypi" = "enabled" ; then
 999     mkvenv_flags="--online"
1000 fi
1001
1002 if ! $mkvenv ensure \
1003      $mkvenv_flags \
1004      --dir "${source_path}/python/wheels" \
1005      --diagnose "meson" \
1006      "meson>=0.63.0" ;
1007 then
1008     exit 1
1009 fi
1010
1011 # At this point, we expect Meson to be installed and available.
1012 # We expect mkvenv or pip to have created pyvenv/bin/meson for us.
1013 # We ignore PATH completely here: we want to use the venv's Meson
1014 # *exclusively*.
1015
1016 meson="$(cd pyvenv/bin; pwd)/meson"
1017
1018 # Conditionally ensure Sphinx is installed.
1019
1020 mkvenv_flags=""
1021 if test "$pypi" = "enabled" -a "$docs" = "enabled" ; then
1022     mkvenv_flags="--online"
1023 fi
1024
1025 if test "$docs" != "disabled" ; then
1026     if ! $mkvenv ensure \
1027          $mkvenv_flags \
1028          --diagnose "sphinx-build" \
1029          "sphinx>=1.6.0" "sphinx-rtd-theme>=0.5.0";
1030     then
1031         if test "$docs" = "enabled" ; then
1032             exit 1
1033         fi
1034         echo "Sphinx not found/usable, disabling docs."
1035         docs=disabled
1036     else
1037         docs=enabled
1038     fi
1039 fi
1040
1041 # Probe for ninja
1042
1043 if test -z "$ninja"; then
1044     for c in ninja ninja-build samu; do
1045         if has $c; then
1046             ninja=$(command -v "$c")
1047             break
1048         fi
1049     done
1050     if test -z "$ninja"; then
1051       error_exit "Cannot find Ninja"
1052     fi
1053 fi
1054
1055 # Consult white-list to determine whether to enable werror
1056 # by default.  Only enable by default for git builds
1057 if test -z "$werror" ; then
1058     if test "$git_submodules_action" != "ignore" && \
1059         { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
1060         werror="yes"
1061     else
1062         werror="no"
1063     fi
1064 fi
1065
1066 if test "$targetos" = "bogus"; then
1067     # Now that we know that we're not printing the help and that
1068     # the compiler works (so the results of the check_defines we used
1069     # to identify the OS are reliable), if we didn't recognize the
1070     # host OS we should stop now.
1071     error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
1072 fi
1073
1074 if test "$static" = "yes" ; then
1075   if test "$plugins" = "yes"; then
1076     error_exit "static and plugins are mutually incompatible"
1077   else
1078     plugins="no"
1079   fi
1080 fi
1081 test "$plugins" = "" && plugins=yes
1082
1083 cat > $TMPC << EOF
1084
1085 #ifdef __linux__
1086 #  define THREAD __thread
1087 #else
1088 #  define THREAD
1089 #endif
1090 static THREAD int tls_var;
1091 int main(void) { return tls_var; }
1092 EOF
1093
1094 if test "$static" = "yes"; then
1095   if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
1096     pie="yes"
1097   elif test "$pie" = "yes"; then
1098     error_exit "-static-pie not available due to missing toolchain support"
1099   else
1100     pie="no"
1101   fi
1102 elif test "$pie" != "no"; then
1103   if compile_prog "-Werror -fPIE -DPIE" "-pie"; then
1104     pie="yes"
1105   elif test "$pie" = "yes"; then
1106     error_exit "PIE not available due to missing toolchain support"
1107   else
1108     echo "Disabling PIE due to missing toolchain support"
1109     pie="no"
1110   fi
1111 fi
1112
1113 ##########################################
1114
1115 if test -z "${target_list+xxx}" ; then
1116     default_targets=yes
1117     for target in $default_target_list; do
1118         target_list="$target_list $target"
1119     done
1120     target_list="${target_list# }"
1121 else
1122     default_targets=no
1123     target_list=$(echo "$target_list" | sed -e 's/,/ /g')
1124     for target in $target_list; do
1125         # Check that we recognised the target name; this allows a more
1126         # friendly error message than if we let it fall through.
1127         case " $default_target_list " in
1128             *" $target "*)
1129                 ;;
1130             *)
1131                 error_exit "Unknown target name '$target'"
1132                 ;;
1133         esac
1134     done
1135 fi
1136
1137 # see if system emulation was really requested
1138 case " $target_list " in
1139   *"-softmmu "*) softmmu=yes
1140   ;;
1141   *) softmmu=no
1142   ;;
1143 esac
1144
1145 if test "$tcg" = "auto"; then
1146   if test -z "$target_list"; then
1147     tcg="disabled"
1148   else
1149     tcg="enabled"
1150   fi
1151 fi
1152
1153 if test "$tcg" = "enabled"; then
1154     git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
1155     git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
1156 fi
1157
1158 ##########################################
1159 # big/little endian test
1160 cat > $TMPC << EOF
1161 #if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
1162 # error LITTLE
1163 #endif
1164 int main(void) { return 0; }
1165 EOF
1166
1167 if ! compile_prog ; then
1168   bigendian="no"
1169 else
1170   cat > $TMPC << EOF
1171 #if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
1172 # error BIG
1173 #endif
1174 int main(void) { return 0; }
1175 EOF
1176
1177   if ! compile_prog ; then
1178     bigendian="yes"
1179   else
1180     echo big/little test failed
1181     exit 1
1182   fi
1183 fi
1184
1185 ##########################################
1186 # fdt probe
1187
1188 case "$fdt" in
1189   auto | enabled | internal)
1190     # Simpler to always update submodule, even if not needed.
1191     git_submodules="${git_submodules} dtc"
1192     ;;
1193 esac
1194
1195 ########################################
1196 # check if ccache is interfering with
1197 # semantic analysis of macros
1198
1199 unset CCACHE_CPP2
1200 ccache_cpp2=no
1201 cat > $TMPC << EOF
1202 static const int Z = 1;
1203 #define fn() ({ Z; })
1204 #define TAUT(X) ((X) == Z)
1205 #define PAREN(X, Y) (X == Y)
1206 #define ID(X) (X)
1207 int main(void)
1208 {
1209     int x = 0, y = 0;
1210     x = ID(x);
1211     x = fn();
1212     fn();
1213     if (PAREN(x, y)) return 0;
1214     if (TAUT(Z)) return 0;
1215     return 0;
1216 }
1217 EOF
1218
1219 if ! compile_object "-Werror"; then
1220     ccache_cpp2=yes
1221 fi
1222
1223 ##########################################
1224 # functions to probe cross compilers
1225
1226 container="no"
1227 runc=""
1228 if test $use_containers = "yes" && (has "docker" || has "podman"); then
1229     case $($python "$source_path"/tests/docker/docker.py probe) in
1230         *docker) container=docker ;;
1231         podman) container=podman ;;
1232         no) container=no ;;
1233     esac
1234     if test "$container" != "no"; then
1235         docker_py="$python $source_path/tests/docker/docker.py --engine $container"
1236         runc=$($python "$source_path"/tests/docker/docker.py probe)
1237     fi
1238 fi
1239
1240 # cross compilers defaults, can be overridden with --cross-cc-ARCH
1241 : ${cross_prefix_aarch64="aarch64-linux-gnu-"}
1242 : ${cross_prefix_aarch64_be="$cross_prefix_aarch64"}
1243 : ${cross_prefix_alpha="alpha-linux-gnu-"}
1244 : ${cross_prefix_arm="arm-linux-gnueabihf-"}
1245 : ${cross_prefix_armeb="$cross_prefix_arm"}
1246 : ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"}
1247 : ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"}
1248 : ${cross_prefix_hppa="hppa-linux-gnu-"}
1249 : ${cross_prefix_i386="i686-linux-gnu-"}
1250 : ${cross_prefix_m68k="m68k-linux-gnu-"}
1251 : ${cross_prefix_microblaze="microblaze-linux-musl-"}
1252 : ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"}
1253 : ${cross_prefix_mips64="mips64-linux-gnuabi64-"}
1254 : ${cross_prefix_mipsel="mipsel-linux-gnu-"}
1255 : ${cross_prefix_mips="mips-linux-gnu-"}
1256 : ${cross_prefix_nios2="nios2-linux-gnu-"}
1257 : ${cross_prefix_ppc="powerpc-linux-gnu-"}
1258 : ${cross_prefix_ppc64="powerpc64-linux-gnu-"}
1259 : ${cross_prefix_ppc64le="$cross_prefix_ppc64"}
1260 : ${cross_prefix_riscv64="riscv64-linux-gnu-"}
1261 : ${cross_prefix_s390x="s390x-linux-gnu-"}
1262 : ${cross_prefix_sh4="sh4-linux-gnu-"}
1263 : ${cross_prefix_sparc64="sparc64-linux-gnu-"}
1264 : ${cross_prefix_sparc="$cross_prefix_sparc64"}
1265 : ${cross_prefix_x86_64="x86_64-linux-gnu-"}
1266
1267 : ${cross_cc_aarch64_be="$cross_cc_aarch64"}
1268 : ${cross_cc_cflags_aarch64_be="-mbig-endian"}
1269 : ${cross_cc_armeb="$cross_cc_arm"}
1270 : ${cross_cc_cflags_armeb="-mbig-endian"}
1271 : ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"}
1272 : ${cross_cc_cflags_hexagon="-mv73 -O2 -static"}
1273 : ${cross_cc_cflags_i386="-m32"}
1274 : ${cross_cc_cflags_ppc="-m32 -mbig-endian"}
1275 : ${cross_cc_cflags_ppc64="-m64 -mbig-endian"}
1276 : ${cross_cc_ppc64le="$cross_cc_ppc64"}
1277 : ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"}
1278 : ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"}
1279 : ${cross_cc_sparc="$cross_cc_sparc64"}
1280 : ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"}
1281 : ${cross_cc_cflags_x86_64="-m64"}
1282
1283 compute_target_variable() {
1284   eval "$2="
1285   if eval test -n "\"\${cross_prefix_$1}\""; then
1286     if eval has "\"\${cross_prefix_$1}\$3\""; then
1287       eval "$2=\"\${cross_prefix_$1}\$3\""
1288     fi
1289   fi
1290 }
1291
1292 have_target() {
1293   for i; do
1294     case " $target_list " in
1295       *" $i "*) return 0;;
1296       *) ;;
1297     esac
1298   done
1299   return 1
1300 }
1301
1302 # probe_target_compiler TARGET
1303 #
1304 # Look for a compiler for the given target, either native or cross.
1305 # Set variables target_* if a compiler is found, and container_cross_*
1306 # if a Docker-based cross-compiler image is known for the target.
1307 # Set got_cross_cc to yes/no depending on whether a non-container-based
1308 # compiler was found.
1309 #
1310 # If TARGET is a user-mode emulation target, also set build_static to
1311 # "y" if static linking is possible.
1312 #
1313 probe_target_compiler() {
1314   # reset all output variables
1315   got_cross_cc=no
1316   container_image=
1317   container_hosts=
1318   container_cross_cc=
1319   container_cross_ar=
1320   container_cross_as=
1321   container_cross_ld=
1322   container_cross_nm=
1323   container_cross_objcopy=
1324   container_cross_ranlib=
1325   container_cross_strip=
1326
1327   target_arch=${1%%-*}
1328   case $target_arch in
1329     aarch64) container_hosts="x86_64 aarch64" ;;
1330     alpha) container_hosts=x86_64 ;;
1331     arm) container_hosts="x86_64 aarch64" ;;
1332     cris) container_hosts=x86_64 ;;
1333     hexagon) container_hosts=x86_64 ;;
1334     hppa) container_hosts=x86_64 ;;
1335     i386) container_hosts=x86_64 ;;
1336     loongarch64) container_hosts=x86_64 ;;
1337     m68k) container_hosts=x86_64 ;;
1338     microblaze) container_hosts=x86_64 ;;
1339     mips64el) container_hosts=x86_64 ;;
1340     mips64) container_hosts=x86_64 ;;
1341     mipsel) container_hosts=x86_64 ;;
1342     mips) container_hosts=x86_64 ;;
1343     nios2) container_hosts=x86_64 ;;
1344     ppc) container_hosts=x86_64 ;;
1345     ppc64|ppc64le) container_hosts=x86_64 ;;
1346     riscv64) container_hosts=x86_64 ;;
1347     s390x) container_hosts=x86_64 ;;
1348     sh4) container_hosts=x86_64 ;;
1349     sparc64) container_hosts=x86_64 ;;
1350     tricore) container_hosts=x86_64 ;;
1351     x86_64) container_hosts="aarch64 ppc64el x86_64" ;;
1352     xtensa*) container_hosts=x86_64 ;;
1353   esac
1354
1355   for host in $container_hosts; do
1356     test "$container" != no || continue
1357     test "$host" = "$cpu" || continue
1358     case $target_arch in
1359       aarch64)
1360         # We don't have any bigendian build tools so we only use this for AArch64
1361         container_image=debian-arm64-cross
1362         container_cross_prefix=aarch64-linux-gnu-
1363         container_cross_cc=${container_cross_prefix}gcc-10
1364         ;;
1365       alpha)
1366         container_image=debian-alpha-cross
1367         container_cross_prefix=alpha-linux-gnu-
1368         ;;
1369       arm)
1370         # We don't have any bigendian build tools so we only use this for ARM
1371         container_image=debian-armhf-cross
1372         container_cross_prefix=arm-linux-gnueabihf-
1373         ;;
1374       cris)
1375         container_image=fedora-cris-cross
1376         container_cross_prefix=cris-linux-gnu-
1377         ;;
1378       hexagon)
1379         container_image=debian-hexagon-cross
1380         container_cross_prefix=hexagon-unknown-linux-musl-
1381         container_cross_cc=${container_cross_prefix}clang
1382         ;;
1383       hppa)
1384         container_image=debian-hppa-cross
1385         container_cross_prefix=hppa-linux-gnu-
1386         ;;
1387       i386)
1388         container_image=fedora-i386-cross
1389         container_cross_prefix=
1390         ;;
1391       loongarch64)
1392         container_image=debian-loongarch-cross
1393         container_cross_prefix=loongarch64-unknown-linux-gnu-
1394         ;;
1395       m68k)
1396         container_image=debian-m68k-cross
1397         container_cross_prefix=m68k-linux-gnu-
1398         ;;
1399       microblaze)
1400         container_image=debian-microblaze-cross
1401         container_cross_prefix=microblaze-linux-musl-
1402         ;;
1403       mips64el)
1404         container_image=debian-mips64el-cross
1405         container_cross_prefix=mips64el-linux-gnuabi64-
1406         ;;
1407       mips64)
1408         container_image=debian-mips64-cross
1409         container_cross_prefix=mips64-linux-gnuabi64-
1410         ;;
1411       mipsel)
1412         container_image=debian-mipsel-cross
1413         container_cross_prefix=mipsel-linux-gnu-
1414         ;;
1415       mips)
1416         container_image=debian-mips-cross
1417         container_cross_prefix=mips-linux-gnu-
1418         ;;
1419       nios2)
1420         container_image=debian-nios2-cross
1421         container_cross_prefix=nios2-linux-gnu-
1422         ;;
1423       ppc)
1424         container_image=debian-powerpc-test-cross
1425         container_cross_prefix=powerpc-linux-gnu-
1426         container_cross_cc=${container_cross_prefix}gcc-10
1427         ;;
1428       ppc64|ppc64le)
1429         container_image=debian-powerpc-test-cross
1430         container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu-
1431         container_cross_cc=${container_cross_prefix}gcc-10
1432         ;;
1433       riscv64)
1434         container_image=debian-riscv64-test-cross
1435         container_cross_prefix=riscv64-linux-gnu-
1436         ;;
1437       s390x)
1438         container_image=debian-s390x-cross
1439         container_cross_prefix=s390x-linux-gnu-
1440         ;;
1441       sh4)
1442         container_image=debian-sh4-cross
1443         container_cross_prefix=sh4-linux-gnu-
1444         ;;
1445       sparc64)
1446         container_image=debian-sparc64-cross
1447         container_cross_prefix=sparc64-linux-gnu-
1448         ;;
1449       tricore)
1450         container_image=debian-tricore-cross
1451         container_cross_prefix=tricore-
1452         container_cross_as=tricore-as
1453         container_cross_ld=tricore-ld
1454         break
1455         ;;
1456       x86_64)
1457         container_image=debian-amd64-cross
1458         container_cross_prefix=x86_64-linux-gnu-
1459         ;;
1460       xtensa*)
1461         container_hosts=x86_64
1462         container_image=debian-xtensa-cross
1463
1464         # default to the dc232b cpu
1465         container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf-
1466         ;;
1467     esac
1468     : ${container_cross_cc:=${container_cross_prefix}gcc}
1469     : ${container_cross_ar:=${container_cross_prefix}ar}
1470     : ${container_cross_as:=${container_cross_prefix}as}
1471     : ${container_cross_ld:=${container_cross_prefix}ld}
1472     : ${container_cross_nm:=${container_cross_prefix}nm}
1473     : ${container_cross_objcopy:=${container_cross_prefix}objcopy}
1474     : ${container_cross_ranlib:=${container_cross_prefix}ranlib}
1475     : ${container_cross_strip:=${container_cross_prefix}strip}
1476   done
1477
1478   try=cross
1479   case "$target_arch:$cpu" in
1480     aarch64_be:aarch64 | \
1481     armeb:arm | \
1482     i386:x86_64 | \
1483     mips*:mips64 | \
1484     ppc*:ppc64 | \
1485     sparc:sparc64 | \
1486     "$cpu:$cpu")
1487       try='native cross' ;;
1488   esac
1489   eval "target_cflags=\${cross_cc_cflags_$target_arch}"
1490   for thistry in $try; do
1491     case $thistry in
1492     native)
1493       target_cc=$cc
1494       target_ccas=$ccas
1495       target_ar=$ar
1496       target_as=$as
1497       target_ld=$ld
1498       target_nm=$nm
1499       target_objcopy=$objcopy
1500       target_ranlib=$ranlib
1501       target_strip=$strip
1502       ;;
1503     cross)
1504       target_cc=
1505       if eval test -n "\"\${cross_cc_$target_arch}\""; then
1506         if eval has "\"\${cross_cc_$target_arch}\""; then
1507           eval "target_cc=\"\${cross_cc_$target_arch}\""
1508         fi
1509       else
1510         compute_target_variable $target_arch target_cc gcc
1511       fi
1512       target_ccas=$target_cc
1513       compute_target_variable $target_arch target_ar ar
1514       compute_target_variable $target_arch target_as as
1515       compute_target_variable $target_arch target_ld ld
1516       compute_target_variable $target_arch target_nm nm
1517       compute_target_variable $target_arch target_objcopy objcopy
1518       compute_target_variable $target_arch target_ranlib ranlib
1519       compute_target_variable $target_arch target_strip strip
1520       ;;
1521     esac
1522
1523     if test -n "$target_cc"; then
1524       case $target_arch in
1525         i386|x86_64)
1526           if $target_cc --version | grep -qi "clang"; then
1527             continue
1528           fi
1529           ;;
1530       esac
1531     elif test -n "$target_as" && test -n "$target_ld"; then
1532       # Special handling for assembler only targets
1533       case $target in
1534         tricore-softmmu)
1535           build_static=
1536           got_cross_cc=yes
1537           break
1538           ;;
1539         *)
1540           continue
1541           ;;
1542       esac
1543     else
1544       continue
1545     fi
1546
1547     write_c_skeleton
1548     case $1 in
1549       *-softmmu)
1550         if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC &&
1551           do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then
1552           got_cross_cc=yes
1553           break
1554         fi
1555         ;;
1556       *)
1557         if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then
1558           build_static=y
1559           got_cross_cc=yes
1560           break
1561         fi
1562         if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then
1563           build_static=
1564           got_cross_cc=yes
1565           break
1566         fi
1567         ;;
1568     esac
1569   done
1570   if test $got_cross_cc != yes; then
1571     build_static=
1572     target_cc=
1573     target_ccas=
1574     target_ar=
1575     target_as=
1576     target_ld=
1577     target_nm=
1578     target_objcopy=
1579     target_ranlib=
1580     target_strip=
1581   fi
1582   test -n "$target_cc"
1583 }
1584
1585 write_target_makefile() {
1586   echo "EXTRA_CFLAGS=$target_cflags"
1587   if test -z "$target_cc" && test -z "$target_as"; then
1588     test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?"
1589     echo "$1: docker-image-$container_image" >> Makefile.prereqs
1590     if test -n "$container_cross_cc"; then
1591       echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
1592       echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
1593     fi
1594     echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --"
1595     echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --"
1596     echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --"
1597     echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --"
1598     echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --"
1599     echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --"
1600     echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --"
1601   else
1602     if test -n "$target_cc"; then
1603       echo "CC=$target_cc"
1604       echo "CCAS=$target_ccas"
1605     fi
1606     if test -n "$target_ar"; then
1607       echo "AR=$target_ar"
1608     fi
1609     if test -n "$target_as"; then
1610       echo "AS=$target_as"
1611     fi
1612     if test -n "$target_ld"; then
1613       echo "LD=$target_ld"
1614     fi
1615     if test -n "$target_nm"; then
1616       echo "NM=$target_nm"
1617     fi
1618     if test -n "$target_objcopy"; then
1619       echo "OBJCOPY=$target_objcopy"
1620     fi
1621     if test -n "$target_ranlib"; then
1622       echo "RANLIB=$target_ranlib"
1623     fi
1624     if test -n "$target_strip"; then
1625       echo "STRIP=$target_strip"
1626     fi
1627   fi
1628 }
1629
1630 ##########################################
1631 # check for vfio_user_server
1632
1633 case "$vfio_user_server" in
1634   enabled )
1635     if test "$git_submodules_action" != "ignore"; then
1636       git_submodules="${git_submodules} subprojects/libvfio-user"
1637     fi
1638     ;;
1639 esac
1640
1641 #######################################
1642 # cross-compiled firmware targets
1643
1644 # Set up build tree symlinks that point back into the source tree
1645 # (these can be both files and directories).
1646 # Caution: avoid adding files or directories here using wildcards. This
1647 # will result in problems later if a new file matching the wildcard is
1648 # added to the source tree -- nothing will cause configure to be rerun
1649 # so the build tree will be missing the link back to the new file, and
1650 # tests might fail. Prefer to keep the relevant files in their own
1651 # directory and symlink the directory instead.
1652 LINKS="Makefile"
1653 LINKS="$LINKS docs/config"
1654 LINKS="$LINKS pc-bios/optionrom/Makefile"
1655 LINKS="$LINKS pc-bios/s390-ccw/Makefile"
1656 LINKS="$LINKS pc-bios/vof/Makefile"
1657 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
1658 LINKS="$LINKS tests/avocado tests/data"
1659 LINKS="$LINKS tests/qemu-iotests/check"
1660 LINKS="$LINKS python"
1661 LINKS="$LINKS contrib/plugins/Makefile "
1662 for f in $LINKS ; do
1663     if [ -e "$source_path/$f" ]; then
1664         symlink "$source_path/$f" "$f"
1665     fi
1666 done
1667
1668 echo "# Automatically generated by configure - do not modify" > Makefile.prereqs
1669
1670 # Mac OS X ships with a broken assembler
1671 roms=
1672 if have_target i386-softmmu x86_64-softmmu && \
1673         test "$targetos" != "darwin" && test "$targetos" != "sunos" && \
1674         test "$targetos" != "haiku" && \
1675         probe_target_compiler i386-softmmu; then
1676     roms="pc-bios/optionrom"
1677     config_mak=pc-bios/optionrom/config.mak
1678     echo "# Automatically generated by configure - do not modify" > $config_mak
1679     echo "TOPSRC_DIR=$source_path" >> $config_mak
1680     write_target_makefile >> $config_mak
1681 fi
1682
1683 if have_target ppc-softmmu ppc64-softmmu && \
1684         probe_target_compiler ppc-softmmu; then
1685     roms="$roms pc-bios/vof"
1686     config_mak=pc-bios/vof/config.mak
1687     echo "# Automatically generated by configure - do not modify" > $config_mak
1688     echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak
1689     write_target_makefile >> $config_mak
1690 fi
1691
1692 # Only build s390-ccw bios if the compiler has -march=z900 or -march=z10
1693 # (which is the lowest architecture level that Clang supports)
1694 if have_target s390x-softmmu && probe_target_compiler s390x-softmmu; then
1695   write_c_skeleton
1696   do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC
1697   has_z900=$?
1698   if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then
1699     if [ $has_z900 != 0 ]; then
1700       echo "WARNING: Your compiler does not support the z900!"
1701       echo "         The s390-ccw bios will only work with guest CPUs >= z10."
1702     fi
1703     roms="$roms pc-bios/s390-ccw"
1704     config_mak=pc-bios/s390-ccw/config-host.mak
1705     echo "# Automatically generated by configure - do not modify" > $config_mak
1706     echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak
1707     write_target_makefile >> $config_mak
1708     # SLOF is required for building the s390-ccw firmware on s390x,
1709     # since it is using the libnet code from SLOF for network booting.
1710     git_submodules="${git_submodules} roms/SLOF"
1711   fi
1712 fi
1713
1714 #######################################
1715 # generate config-host.mak
1716
1717 if ! (GIT="$git" "$source_path/scripts/git-submodule.sh" "$git_submodules_action" "$git_submodules"); then
1718     exit 1
1719 fi
1720
1721 config_host_mak="config-host.mak"
1722
1723 echo "# Automatically generated by configure - do not modify" > $config_host_mak
1724 echo >> $config_host_mak
1725
1726 echo all: >> $config_host_mak
1727 echo "GIT=$git" >> $config_host_mak
1728 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
1729 echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_host_mak
1730
1731 if test "$debug_tcg" = "yes" ; then
1732   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
1733 fi
1734 if test "$mingw32" = "yes" ; then
1735   echo "CONFIG_WIN32=y" >> $config_host_mak
1736   echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER-QEMU}" >> $config_host_mak
1737   echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO-Linux}" >> $config_host_mak
1738   echo "QEMU_GA_VERSION=${QEMU_GA_VERSION-$(cat "$source_path"/VERSION)}" >> $config_host_mak
1739 else
1740   echo "CONFIG_POSIX=y" >> $config_host_mak
1741 fi
1742
1743 if test "$linux" = "yes" ; then
1744   echo "CONFIG_LINUX=y" >> $config_host_mak
1745 fi
1746
1747 if test "$darwin" = "yes" ; then
1748   echo "CONFIG_DARWIN=y" >> $config_host_mak
1749 fi
1750
1751 if test "$solaris" = "yes" ; then
1752   echo "CONFIG_SOLARIS=y" >> $config_host_mak
1753 fi
1754 echo "SRC_PATH=$source_path" >> $config_host_mak
1755 echo "TARGET_DIRS=$target_list" >> $config_host_mak
1756
1757 # XXX: suppress that
1758 if [ "$bsd" = "yes" ] ; then
1759   echo "CONFIG_BSD=y" >> $config_host_mak
1760 fi
1761
1762 if test "$plugins" = "yes" ; then
1763     echo "CONFIG_PLUGIN=y" >> $config_host_mak
1764 fi
1765
1766 if test -n "$gdb_bin"; then
1767     gdb_version=$($gdb_bin --version | head -n 1)
1768     if version_ge ${gdb_version##* } 9.1; then
1769         echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
1770         gdb_arches=$($python "$source_path/scripts/probe-gdb-support.py" $gdb_bin)
1771     else
1772         gdb_bin=""
1773     fi
1774 fi
1775
1776 if test "$container" != no; then
1777     echo "ENGINE=$container" >> $config_host_mak
1778     echo "RUNC=$runc" >> $config_host_mak
1779 fi
1780 echo "ROMS=$roms" >> $config_host_mak
1781 echo "MAKE=$make" >> $config_host_mak
1782 echo "PYTHON=$python" >> $config_host_mak
1783 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
1784 echo "MESON=$meson" >> $config_host_mak
1785 echo "NINJA=$ninja" >> $config_host_mak
1786 echo "PKG_CONFIG=${pkg_config}" >> $config_host_mak
1787 echo "CC=$cc" >> $config_host_mak
1788 echo "EXESUF=$EXESUF" >> $config_host_mak
1789
1790 # use included Linux headers
1791 if test "$linux" = "yes" ; then
1792   mkdir -p linux-headers
1793   case "$cpu" in
1794   i386|x86_64)
1795     linux_arch=x86
1796     ;;
1797   ppc|ppc64)
1798     linux_arch=powerpc
1799     ;;
1800   s390x)
1801     linux_arch=s390
1802     ;;
1803   aarch64)
1804     linux_arch=arm64
1805     ;;
1806   loongarch*)
1807     linux_arch=loongarch
1808     ;;
1809   mips64)
1810     linux_arch=mips
1811     ;;
1812   *)
1813     # For most CPUs the kernel architecture name and QEMU CPU name match.
1814     linux_arch="$cpu"
1815     ;;
1816   esac
1817     # For non-KVM architectures we will not have asm headers
1818     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
1819       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
1820     fi
1821 fi
1822
1823 for target in $target_list; do
1824     target_dir="$target"
1825     target_name=$(echo $target | cut -d '-' -f 1)$EXESUF
1826     mkdir -p "$target_dir"
1827     case $target in
1828         *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;;
1829         *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;;
1830     esac
1831 done
1832
1833 if test "$default_targets" = "yes"; then
1834   echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak
1835 fi
1836
1837 if test "$ccache_cpp2" = "yes"; then
1838   echo "export CCACHE_CPP2=y" >> $config_host_mak
1839 fi
1840
1841 # tests/tcg configuration
1842 (config_host_mak=tests/tcg/config-host.mak
1843 mkdir -p tests/tcg
1844 echo "# Automatically generated by configure - do not modify" > $config_host_mak
1845 echo "SRC_PATH=$source_path" >> $config_host_mak
1846 echo "HOST_CC=$host_cc" >> $config_host_mak
1847
1848 # versioned checked in the main config_host.mak above
1849 if test -n "$gdb_bin"; then
1850     echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
1851 fi
1852 if test "$plugins" = "yes" ; then
1853     echo "CONFIG_PLUGIN=y" >> $config_host_mak
1854 fi
1855
1856 tcg_tests_targets=
1857 for target in $target_list; do
1858   arch=${target%%-*}
1859
1860   case $target in
1861     xtensa*-linux-user)
1862       # the toolchain is not complete with headers, only build softmmu tests
1863       continue
1864       ;;
1865     *-softmmu)
1866       test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue
1867       qemu="qemu-system-$arch"
1868       ;;
1869     *-linux-user|*-bsd-user)
1870       qemu="qemu-$arch"
1871       ;;
1872   esac
1873
1874   if probe_target_compiler $target || test -n "$container_image"; then
1875       test -n "$container_image" && build_static=y
1876       mkdir -p "tests/tcg/$target"
1877       config_target_mak=tests/tcg/$target/config-target.mak
1878       ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile"
1879       echo "# Automatically generated by configure - do not modify" > "$config_target_mak"
1880       echo "TARGET_NAME=$arch" >> "$config_target_mak"
1881       echo "TARGET=$target" >> "$config_target_mak"
1882       write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak"
1883       echo "BUILD_STATIC=$build_static" >> "$config_target_mak"
1884       echo "QEMU=$PWD/$qemu" >> "$config_target_mak"
1885
1886       # will GDB work with these binaries?
1887       if test "${gdb_arches#*$arch}" != "$gdb_arches"; then
1888           echo "HOST_GDB_SUPPORTS_ARCH=y" >> "$config_target_mak"
1889       fi
1890
1891       echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs
1892       tcg_tests_targets="$tcg_tests_targets $target"
1893   fi
1894 done
1895
1896 if test "$tcg" = "enabled"; then
1897     echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> config-host.mak
1898 fi
1899 )
1900
1901 if test "$skip_meson" = no; then
1902   cross="config-meson.cross.new"
1903   meson_quote() {
1904     test $# = 0 && return
1905     echo "'$(echo $* | sed "s/ /','/g")'"
1906   }
1907
1908   echo "# Automatically generated by configure - do not modify" > $cross
1909   echo "[properties]" >> $cross
1910
1911   # unroll any custom device configs
1912   for a in $device_archs; do
1913       eval "c=\$devices_${a}"
1914       echo "${a}-softmmu = '$c'" >> $cross
1915   done
1916
1917   echo "[built-in options]" >> $cross
1918   echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross
1919   echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross
1920   test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross
1921   echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross
1922   echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross
1923   echo "[binaries]" >> $cross
1924   echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross
1925   test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross
1926   test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross
1927   echo "ar = [$(meson_quote $ar)]" >> $cross
1928   echo "nm = [$(meson_quote $nm)]" >> $cross
1929   echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross
1930   echo "ranlib = [$(meson_quote $ranlib)]" >> $cross
1931   if has $sdl2_config; then
1932     echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross
1933   fi
1934   echo "strip = [$(meson_quote $strip)]" >> $cross
1935   echo "widl = [$(meson_quote $widl)]" >> $cross
1936   echo "windres = [$(meson_quote $windres)]" >> $cross
1937   echo "windmc = [$(meson_quote $windmc)]" >> $cross
1938   if test "$cross_compile" = "yes"; then
1939     cross_arg="--cross-file config-meson.cross"
1940     echo "[host_machine]" >> $cross
1941     echo "system = '$targetos'" >> $cross
1942     case "$cpu" in
1943         i386)
1944             echo "cpu_family = 'x86'" >> $cross
1945             ;;
1946         *)
1947             echo "cpu_family = '$cpu'" >> $cross
1948             ;;
1949     esac
1950     echo "cpu = '$cpu'" >> $cross
1951     if test "$bigendian" = "yes" ; then
1952         echo "endian = 'big'" >> $cross
1953     else
1954         echo "endian = 'little'" >> $cross
1955     fi
1956   else
1957     cross_arg="--native-file config-meson.cross"
1958   fi
1959   mv $cross config-meson.cross
1960
1961   rm -rf meson-private meson-info meson-logs
1962
1963   # Prevent meson from automatically downloading wrapped subprojects when missing.
1964   # You can use 'meson subprojects download' before running configure.
1965   meson_option_add "--wrap-mode=nodownload"
1966
1967   # Built-in options
1968   test "$bindir" != "bin" && meson_option_add "-Dbindir=$bindir"
1969   test "$default_feature" = no && meson_option_add -Dauto_features=disabled
1970   test "$static" = yes && meson_option_add -Dprefer_static=true
1971   test "$pie" = no && meson_option_add -Db_pie=false
1972   test "$werror" = yes && meson_option_add -Dwerror=true
1973
1974   # QEMU options
1975   test "$cfi" != false && meson_option_add "-Dcfi=$cfi"
1976   test "$docs" != auto && meson_option_add "-Ddocs=$docs"
1977   test "$fdt" != auto && meson_option_add "-Dfdt=$fdt"
1978   test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE"
1979   test "$qemu_suffix" != qemu && meson_option_add "-Dqemu_suffix=$qemu_suffix"
1980   test "$smbd" != '' && meson_option_add "-Dsmbd=$smbd"
1981   test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg"
1982   test "$vfio_user_server" != auto && meson_option_add "-Dvfio_user_server=$vfio_user_server"
1983   run_meson() {
1984     NINJA=$ninja $meson setup --prefix "$prefix" "$@" $cross_arg "$PWD" "$source_path"
1985   }
1986   eval run_meson $meson_options
1987   if test "$?" -ne 0 ; then
1988       error_exit "meson setup failed"
1989   fi
1990 else
1991   if test -f meson-private/cmd_line.txt; then
1992     # Adjust old command line options that were removed
1993     # sed -i is not portable
1994     perl -i -ne '
1995       /^sphinx_build/ && next;
1996       print;' meson-private/cmd_line.txt
1997   fi
1998 fi
1999
2000 # Save the configure command line for later reuse.
2001 cat <<EOD >config.status
2002 #!/bin/sh
2003 # Generated by configure.
2004 # Run this file to recreate the current configuration.
2005 # Compiler output produced by configure, useful for debugging
2006 # configure, is in config.log if it exists.
2007 EOD
2008
2009 preserve_env() {
2010     envname=$1
2011
2012     eval envval=\$$envname
2013
2014     if test -n "$envval"
2015     then
2016         echo "$envname='$envval'" >> config.status
2017         echo "export $envname" >> config.status
2018     else
2019         echo "unset $envname" >> config.status
2020     fi
2021 }
2022
2023 # Preserve various env variables that influence what
2024 # features/build target configure will detect
2025 preserve_env AR
2026 preserve_env AS
2027 preserve_env CC
2028 preserve_env CFLAGS
2029 preserve_env CXX
2030 preserve_env CXXFLAGS
2031 preserve_env LD
2032 preserve_env LDFLAGS
2033 preserve_env LD_LIBRARY_PATH
2034 preserve_env MAKE
2035 preserve_env NM
2036 preserve_env OBJCFLAGS
2037 preserve_env OBJCOPY
2038 preserve_env PATH
2039 preserve_env PKG_CONFIG
2040 preserve_env PKG_CONFIG_LIBDIR
2041 preserve_env PKG_CONFIG_PATH
2042 preserve_env PYTHON
2043 preserve_env QEMU_GA_MANUFACTURER
2044 preserve_env QEMU_GA_DISTRO
2045 preserve_env QEMU_GA_VERSION
2046 preserve_env SDL2_CONFIG
2047 preserve_env SMBD
2048 preserve_env STRIP
2049 preserve_env WIDL
2050 preserve_env WINDRES
2051 preserve_env WINDMC
2052
2053 printf "exec" >>config.status
2054 for i in "$0" "$@"; do
2055   test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status
2056 done
2057 echo ' "$@"' >>config.status
2058 chmod +x config.status
2059
2060 rm -r "$TMPDIR1"