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 # Temporary directory used for files created while
  12 # configure runs. Since it is in the build directory
  13 # we can safely blow away any previous version of it
  14 # (and we need not jump through hoops to try to delete
  15 # it when configure exits.)
  16 TMPDIR1="config-temp"
  17 rm -rf "${TMPDIR1}"
  18 mkdir -p "${TMPDIR1}"
  19 if [ $? -ne 0 ]; then
  20     echo "ERROR: failed to create temporary directory"
  21     exit 1
  22 fi
  23
  24 TMPB="qemu-conf"
  25 TMPC="${TMPDIR1}/${TMPB}.c"
  26 TMPO="${TMPDIR1}/${TMPB}.o"
  27 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
  28 TMPL="${TMPDIR1}/${TMPB}.lo"
  29 TMPA="${TMPDIR1}/lib${TMPB}.la"
  30 TMPE="${TMPDIR1}/${TMPB}.exe"
  31
  32 rm -f config.log
  33
  34 # Print a helpful header at the top of config.log
  35 echo "# QEMU configure log $(date)" >> config.log
  36 printf "# Configured with:" >> config.log
  37 printf " '%s'" "$0" "$@" >> config.log
  38 echo >> config.log
  39 echo "#" >> config.log
  40
  41 error_exit() {
  42     echo
  43     echo "ERROR: $1"
  44     while test -n "$2"; do
  45         echo "       $2"
  46         shift
  47     done
  48     echo
  49     exit 1
  50 }
  51
  52 do_compiler() {
  53     # Run the compiler, capturing its output to the log. First argument
  54     # is compiler binary to execute.
  55     local compiler="$1"
  56     shift
  57     echo $compiler "$@" >> config.log
  58     $compiler "$@" >> config.log 2>&1 || return $?
  59     # Test passed. If this is an --enable-werror build, rerun
  60     # the test with -Werror and bail out if it fails. This
  61     # makes warning-generating-errors in configure test code
  62     # obvious to developers.
  63     if test "$werror" != "yes"; then
  64         return 0
  65     fi
  66     # Don't bother rerunning the compile if we were already using -Werror
  67     case "$*" in
  68         *-Werror*)
  69            return 0
  70         ;;
  71     esac
  72     echo $compiler -Werror "$@" >> config.log
  73     $compiler -Werror "$@" >> config.log 2>&1 && return $?
  74     error_exit "configure test passed without -Werror but failed with -Werror." \
  75         "This is probably a bug in the configure script. The failing command" \
  76         "will be at the bottom of config.log." \
  77         "You can run configure with --disable-werror to bypass this check."
  78 }
  79
  80 do_cc() {
  81     do_compiler "$cc" "$@"
  82 }
  83
  84 do_cxx() {
  85     do_compiler "$cxx" "$@"
  86 }
  87
  88 update_cxxflags() {
  89     # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
  90     # options which some versions of GCC's C++ compiler complain about
  91     # because they only make sense for C programs.
  92     QEMU_CXXFLAGS=
  93     for arg in $QEMU_CFLAGS; do
  94         case $arg in
  95             -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
  96             -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
  97                 ;;
  98             *)
  99                 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
 100                 ;;
 101         esac
 102     done
 103 }
 104
 105 compile_object() {
 106   local_cflags="$1"
 107   do_cc $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
 108 }
 109
 110 compile_prog() {
 111   local_cflags="$1"
 112   local_ldflags="$2"
 113   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
 114 }
 115
 116 do_libtool() {
 117     local mode=$1
 118     shift
 119     # Run the compiler, capturing its output to the log.
 120     echo $libtool $mode --tag=CC $cc "$@" >> config.log
 121     $libtool $mode --tag=CC $cc "$@" >> config.log 2>&1 || return $?
 122     # Test passed. If this is an --enable-werror build, rerun
 123     # the test with -Werror and bail out if it fails. This
 124     # makes warning-generating-errors in configure test code
 125     # obvious to developers.
 126     if test "$werror" != "yes"; then
 127         return 0
 128     fi
 129     # Don't bother rerunning the compile if we were already using -Werror
 130     case "$*" in
 131         *-Werror*)
 132            return 0
 133         ;;
 134     esac
 135     echo $libtool $mode --tag=CC $cc -Werror "$@" >> config.log
 136     $libtool $mode --tag=CC $cc -Werror "$@" >> config.log 2>&1 && return $?
 137     error_exit "configure test passed without -Werror but failed with -Werror." \
 138         "This is probably a bug in the configure script. The failing command" \
 139         "will be at the bottom of config.log." \
 140         "You can run configure with --disable-werror to bypass this check."
 141 }
 142
 143 libtool_prog() {
 144     do_libtool --mode=compile $QEMU_CFLAGS -c -fPIE -DPIE -o $TMPO $TMPC || return $?
 145     do_libtool --mode=link $LDFLAGS -o $TMPA $TMPL -rpath /usr/local/lib
 146 }
 147
 148 # symbolically link $1 to $2.  Portable version of "ln -sf".
 149 symlink() {
 150   rm -rf "$2"
 151   mkdir -p "$(dirname "$2")"
 152   ln -s "$1" "$2"
 153 }
 154
 155 # check whether a command is available to this shell (may be either an
 156 # executable or a builtin)
 157 has() {
 158     type "$1" >/dev/null 2>&1
 159 }
 160
 161 # search for an executable in PATH
 162 path_of() {
 163     local_command="$1"
 164     local_ifs="$IFS"
 165     local_dir=""
 166
 167     # pathname has a dir component?
 168     if [ "${local_command#*/}" != "$local_command" ]; then
 169         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
 170             echo "$local_command"
 171             return 0
 172         fi
 173     fi
 174     if [ -z "$local_command" ]; then
 175         return 1
 176     fi
 177
 178     IFS=:
 179     for local_dir in $PATH; do
 180         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 181             echo "$local_dir/$local_command"
 182             IFS="${local_ifs:-$(printf ' \t\n')}"
 183             return 0
 184         fi
 185     done
 186     # not found
 187     IFS="${local_ifs:-$(printf ' \t\n')}"
 188     return 1
 189 }
 190
 191 have_backend () {
 192     echo "$trace_backends" | grep "$1" >/dev/null
 193 }
 194
 195 # default parameters
 196 source_path=`dirname "$0"`
 197 cpu=""
 198 iasl="iasl"
 199 interp_prefix="/usr/gnemul/qemu-%M"
 200 static="no"
 201 cross_prefix=""
 202 audio_drv_list=""
 203 block_drv_rw_whitelist=""
 204 block_drv_ro_whitelist=""
 205 host_cc="cc"
 206 libs_softmmu=""
 207 libs_tools=""
 208 audio_pt_int=""
 209 audio_win_int=""
 210 cc_i386=i386-pc-linux-gnu-gcc
 211 libs_qga=""
 212 debug_info="yes"
 213 stack_protector=""
 214
 215 # Don't accept a target_list environment variable.
 216 unset target_list
 217
 218 # Default value for a variable defining feature "foo".
 219 #  * foo="no"  feature will only be used if --enable-foo arg is given
 220 #  * foo=""    feature will be searched for, and if found, will be used
 221 #              unless --disable-foo is given
 222 #  * foo="yes" this value will only be set by --enable-foo flag.
 223 #              feature will searched for,
 224 #              if not found, configure exits with error
 225 #
 226 # Always add --enable-foo and --disable-foo command line args.
 227 # Distributions want to ensure that several features are compiled in, and it
 228 # is impossible without a --enable-foo that exits if a feature is not found.
 229
 230 bluez=""
 231 brlapi=""
 232 curl=""
 233 curses=""
 234 docs=""
 235 fdt=""
 236 netmap="no"
 237 pixman=""
 238 sdl=""
 239 sdlabi="1.2"
 240 virtfs=""
 241 vnc="yes"
 242 sparse="no"
 243 uuid=""
 244 vde=""
 245 vnc_tls=""
 246 vnc_sasl=""
 247 vnc_jpeg=""
 248 vnc_png=""
 249 xen=""
 250 xen_ctrl_version=""
 251 xen_pci_passthrough=""
 252 linux_aio=""
 253 cap_ng=""
 254 attr=""
 255 libattr=""
 256 xfs=""
 257
 258 vhost_net="no"
 259 vhost_scsi="no"
 260 kvm="no"
 261 rdma=""
 262 gprof="no"
 263 debug_tcg="no"
 264 debug="no"
 265 strip_opt="yes"
 266 tcg_interpreter="no"
 267 bigendian="no"
 268 mingw32="no"
 269 gcov="no"
 270 gcov_tool="gcov"
 271 EXESUF=""
 272 DSOSUF=".so"
 273 LDFLAGS_SHARED="-shared"
 274 modules="no"
 275 prefix="/usr/local"
 276 mandir="\${prefix}/share/man"
 277 datadir="\${prefix}/share"
 278 qemu_docdir="\${prefix}/share/doc/qemu"
 279 bindir="\${prefix}/bin"
 280 libdir="\${prefix}/lib"
 281 libexecdir="\${prefix}/libexec"
 282 includedir="\${prefix}/include"
 283 sysconfdir="\${prefix}/etc"
 284 local_statedir="\${prefix}/var"
 285 confsuffix="/qemu"
 286 slirp="yes"
 287 oss_lib=""
 288 bsd="no"
 289 linux="no"
 290 solaris="no"
 291 profiler="no"
 292 cocoa="no"
 293 softmmu="yes"
 294 linux_user="no"
 295 bsd_user="no"
 296 aix="no"
 297 blobs="yes"
 298 pkgversion=""
 299 pie=""
 300 zero_malloc=""
 301 qom_cast_debug="yes"
 302 trace_backends="nop"
 303 trace_file="trace"
 304 spice=""
 305 rbd=""
 306 smartcard_nss=""
 307 libusb=""
 308 usb_redir=""
 309 opengl=""
 310 zlib="yes"
 311 lzo=""
 312 snappy=""
 313 bzip2=""
 314 guest_agent=""
 315 guest_agent_with_vss="no"
 316 guest_agent_ntddscsi="no"
 317 guest_agent_msi=""
 318 vss_win32_sdk=""
 319 win_sdk="no"
 320 want_tools="yes"
 321 libiscsi=""
 322 libnfs=""
 323 coroutine=""
 324 coroutine_pool=""
 325 seccomp=""
 326 glusterfs=""
 327 glusterfs_discard="no"
 328 glusterfs_zerofill="no"
 329 archipelago="no"
 330 gtk=""
 331 gtkabi=""
 332 gnutls=""
 333 gnutls_hash=""
 334 vte=""
 335 tpm="yes"
 336 libssh2=""
 337 vhdx=""
 338 numa=""
 339 tcmalloc="no"
 340
 341 # parse CC options first
 342 for opt do
 343   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 344   case "$opt" in
 345   --cross-prefix=*) cross_prefix="$optarg"
 346   ;;
 347   --cc=*) CC="$optarg"
 348   ;;
 349   --cxx=*) CXX="$optarg"
 350   ;;
 351   --source-path=*) source_path="$optarg"
 352   ;;
 353   --cpu=*) cpu="$optarg"
 354   ;;
 355   --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
 356                     EXTRA_CFLAGS="$optarg"
 357   ;;
 358   --extra-ldflags=*) LDFLAGS="$LDFLAGS $optarg"
 359                      EXTRA_LDFLAGS="$optarg"
 360   ;;
 361   --enable-debug-info) debug_info="yes"
 362   ;;
 363   --disable-debug-info) debug_info="no"
 364   ;;
 365   esac
 366 done
 367 # OS specific
 368 # Using uname is really, really broken.  Once we have the right set of checks
 369 # we can eliminate its usage altogether.
 370
 371 # Preferred compiler:
 372 #  ${CC} (if set)
 373 #  ${cross_prefix}gcc (if cross-prefix specified)
 374 #  system compiler
 375 if test -z "${CC}${cross_prefix}"; then
 376   cc="$host_cc"
 377 else
 378   cc="${CC-${cross_prefix}gcc}"
 379 fi
 380
 381 if test -z "${CXX}${cross_prefix}"; then
 382   cxx="c++"
 383 else
 384   cxx="${CXX-${cross_prefix}g++}"
 385 fi
 386
 387 ar="${AR-${cross_prefix}ar}"
 388 as="${AS-${cross_prefix}as}"
 389 cpp="${CPP-$cc -E}"
 390 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 391 ld="${LD-${cross_prefix}ld}"
 392 libtool="${LIBTOOL-${cross_prefix}libtool}"
 393 nm="${NM-${cross_prefix}nm}"
 394 strip="${STRIP-${cross_prefix}strip}"
 395 windres="${WINDRES-${cross_prefix}windres}"
 396 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 397 query_pkg_config() {
 398     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 399 }
 400 pkg_config=query_pkg_config
 401 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 402 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
 403
 404 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
 405 ARFLAGS="${ARFLAGS-rv}"
 406
 407 # default flags for all hosts
 408 QEMU_CFLAGS="-fno-strict-aliasing -fno-common $QEMU_CFLAGS"
 409 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 410 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 411 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 412 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 413 if test "$debug_info" = "yes"; then
 414     CFLAGS="-g $CFLAGS"
 415     LDFLAGS="-g $LDFLAGS"
 416 fi
 417
 418 # make source path absolute
 419 source_path=`cd "$source_path"; pwd`
 420
 421 # running configure in the source tree?
 422 # we know that's the case if configure is there.
 423 if test -f "./configure"; then
 424     pwd_is_source_path="y"
 425 else
 426     pwd_is_source_path="n"
 427 fi
 428
 429 check_define() {
 430 cat > $TMPC <<EOF
 431 #if !defined($1)
 432 #error $1 not defined
 433 #endif
 434 int main(void) { return 0; }
 435 EOF
 436   compile_object
 437 }
 438
 439 check_include() {
 440 cat > $TMPC <<EOF
 441 #include <$1>
 442 int main(void) { return 0; }
 443 EOF
 444   compile_object
 445 }
 446
 447 write_c_skeleton() {
 448     cat > $TMPC <<EOF
 449 int main(void) { return 0; }
 450 EOF
 451 }
 452
 453 if check_define __linux__ ; then
 454   targetos="Linux"
 455 elif check_define _WIN32 ; then
 456   targetos='MINGW32'
 457 elif check_define __OpenBSD__ ; then
 458   targetos='OpenBSD'
 459 elif check_define __sun__ ; then
 460   targetos='SunOS'
 461 elif check_define __HAIKU__ ; then
 462   targetos='Haiku'
 463 else
 464   targetos=`uname -s`
 465 fi
 466
 467 # Some host OSes need non-standard checks for which CPU to use.
 468 # Note that these checks are broken for cross-compilation: if you're
 469 # cross-compiling to one of these OSes then you'll need to specify
 470 # the correct CPU with the --cpu option.
 471 case $targetos in
 472 Darwin)
 473   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 474   # run 64-bit userspace code.
 475   # If the user didn't specify a CPU explicitly and the kernel says this is
 476   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 477   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 478     cpu="x86_64"
 479   fi
 480   ;;
 481 SunOS)
 482   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 483   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 484     cpu="x86_64"
 485   fi
 486 esac
 487
 488 if test ! -z "$cpu" ; then
 489   # command line argument
 490   :
 491 elif check_define __i386__ ; then
 492   cpu="i386"
 493 elif check_define __x86_64__ ; then
 494   if check_define __ILP32__ ; then
 495     cpu="x32"
 496   else
 497     cpu="x86_64"
 498   fi
 499 elif check_define __sparc__ ; then
 500   if check_define __arch64__ ; then
 501     cpu="sparc64"
 502   else
 503     cpu="sparc"
 504   fi
 505 elif check_define _ARCH_PPC ; then
 506   if check_define _ARCH_PPC64 ; then
 507     cpu="ppc64"
 508   else
 509     cpu="ppc"
 510   fi
 511 elif check_define __mips__ ; then
 512   cpu="mips"
 513 elif check_define __ia64__ ; then
 514   cpu="ia64"
 515 elif check_define __s390__ ; then
 516   if check_define __s390x__ ; then
 517     cpu="s390x"
 518   else
 519     cpu="s390"
 520   fi
 521 elif check_define __arm__ ; then
 522   cpu="arm"
 523 elif check_define __aarch64__ ; then
 524   cpu="aarch64"
 525 elif check_define __hppa__ ; then
 526   cpu="hppa"
 527 else
 528   cpu=`uname -m`
 529 fi
 530
 531 ARCH=
 532 # Normalise host CPU name and set ARCH.
 533 # Note that this case should only have supported host CPUs, not guests.
 534 case "$cpu" in
 535   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
 536     cpu="$cpu"
 537   ;;
 538   i386|i486|i586|i686|i86pc|BePC)
 539     cpu="i386"
 540   ;;
 541   x86_64|amd64)
 542     cpu="x86_64"
 543   ;;
 544   armv*b|armv*l|arm)
 545     cpu="arm"
 546   ;;
 547   aarch64)
 548     cpu="aarch64"
 549   ;;
 550   mips*)
 551     cpu="mips"
 552   ;;
 553   sparc|sun4[cdmuv])
 554     cpu="sparc"
 555   ;;
 556   *)
 557     # This will result in either an error or falling back to TCI later
 558     ARCH=unknown
 559   ;;
 560 esac
 561 if test -z "$ARCH"; then
 562   ARCH="$cpu"
 563 fi
 564
 565 # OS specific
 566
 567 # host *BSD for user mode
 568 HOST_VARIANT_DIR=""
 569
 570 case $targetos in
 571 CYGWIN*)
 572   mingw32="yes"
 573   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 574   audio_possible_drivers="sdl"
 575   audio_drv_list="sdl"
 576 ;;
 577 MINGW32*)
 578   mingw32="yes"
 579   audio_possible_drivers="dsound sdl"
 580   if check_include dsound.h; then
 581     audio_drv_list="dsound"
 582   else
 583     audio_drv_list=""
 584   fi
 585 ;;
 586 GNU/kFreeBSD)
 587   bsd="yes"
 588   audio_drv_list="oss"
 589   audio_possible_drivers="oss sdl pa"
 590 ;;
 591 FreeBSD)
 592   bsd="yes"
 593   make="${MAKE-gmake}"
 594   audio_drv_list="oss"
 595   audio_possible_drivers="oss sdl pa"
 596   # needed for kinfo_getvmmap(3) in libutil.h
 597   LIBS="-lutil $LIBS"
 598   netmap=""  # enable netmap autodetect
 599   HOST_VARIANT_DIR="freebsd"
 600 ;;
 601 DragonFly)
 602   bsd="yes"
 603   make="${MAKE-gmake}"
 604   audio_drv_list="oss"
 605   audio_possible_drivers="oss sdl pa"
 606   HOST_VARIANT_DIR="dragonfly"
 607 ;;
 608 NetBSD)
 609   bsd="yes"
 610   make="${MAKE-gmake}"
 611   audio_drv_list="oss"
 612   audio_possible_drivers="oss sdl"
 613   oss_lib="-lossaudio"
 614   HOST_VARIANT_DIR="netbsd"
 615 ;;
 616 OpenBSD)
 617   bsd="yes"
 618   make="${MAKE-gmake}"
 619   audio_drv_list="sdl"
 620   audio_possible_drivers="sdl"
 621   HOST_VARIANT_DIR="openbsd"
 622 ;;
 623 Darwin)
 624   bsd="yes"
 625   darwin="yes"
 626   LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
 627   if [ "$cpu" = "x86_64" ] ; then
 628     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 629     LDFLAGS="-arch x86_64 $LDFLAGS"
 630   fi
 631   cocoa="yes"
 632   audio_drv_list="coreaudio"
 633   audio_possible_drivers="coreaudio sdl"
 634   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 635   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 636   # Disable attempts to use ObjectiveC features in os/object.h since they
 637   # won't work when we're compiling with gcc as a C compiler.
 638   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 639   HOST_VARIANT_DIR="darwin"
 640 ;;
 641 SunOS)
 642   solaris="yes"
 643   make="${MAKE-gmake}"
 644   install="${INSTALL-ginstall}"
 645   ld="gld"
 646   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 647   needs_libsunmath="no"
 648   solarisrev=`uname -r | cut -f2 -d.`
 649   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 650     if test "$solarisrev" -le 9 ; then
 651       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 652         needs_libsunmath="yes"
 653         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 654         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 655         LIBS="-lsunmath $LIBS"
 656       else
 657         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 658             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 659             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 660             "Studio 11 can be downloaded from www.sun.com."
 661       fi
 662     fi
 663   fi
 664   if test -f /usr/include/sys/soundcard.h ; then
 665     audio_drv_list="oss"
 666   fi
 667   audio_possible_drivers="oss sdl"
 668 # needed for CMSG_ macros in sys/socket.h
 669   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 670 # needed for TIOCWIN* defines in termios.h
 671   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 672   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 673   solarisnetlibs="-lsocket -lnsl -lresolv"
 674   LIBS="$solarisnetlibs $LIBS"
 675   libs_qga="$solarisnetlibs $libs_qga"
 676 ;;
 677 AIX)
 678   aix="yes"
 679   make="${MAKE-gmake}"
 680 ;;
 681 Haiku)
 682   haiku="yes"
 683   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 684   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 685 ;;
 686 *)
 687   audio_drv_list="oss"
 688   audio_possible_drivers="oss alsa sdl pa"
 689   linux="yes"
 690   linux_user="yes"
 691   kvm="yes"
 692   vhost_net="yes"
 693   vhost_scsi="yes"
 694   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 695 ;;
 696 esac
 697
 698 if [ "$bsd" = "yes" ] ; then
 699   if [ "$darwin" != "yes" ] ; then
 700     bsd_user="yes"
 701   fi
 702 fi
 703
 704 : ${make=${MAKE-make}}
 705 : ${install=${INSTALL-install}}
 706 : ${python=${PYTHON-python}}
 707 : ${smbd=${SMBD-/usr/sbin/smbd}}
 708
 709 # Default objcc to clang if available, otherwise use CC
 710 if has clang; then
 711   objcc=clang
 712 else
 713   objcc="$cc"
 714 fi
 715
 716 if test "$mingw32" = "yes" ; then
 717   EXESUF=".exe"
 718   DSOSUF=".dll"
 719   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 720   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 721   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 722   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 723   write_c_skeleton;
 724   if compile_prog "" "-liberty" ; then
 725     LIBS="-liberty $LIBS"
 726   fi
 727   prefix="c:/Program Files/QEMU"
 728   mandir="\${prefix}"
 729   datadir="\${prefix}"
 730   qemu_docdir="\${prefix}"
 731   bindir="\${prefix}"
 732   sysconfdir="\${prefix}"
 733   local_statedir=
 734   confsuffix=""
 735   libs_qga="-lws2_32 -lwinmm -lpowrprof -liphlpapi -lnetapi32 $libs_qga"
 736 fi
 737
 738 werror=""
 739
 740 for opt do
 741   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 742   case "$opt" in
 743   --help|-h) show_help=yes
 744   ;;
 745   --version|-V) exec cat $source_path/VERSION
 746   ;;
 747   --prefix=*) prefix="$optarg"
 748   ;;
 749   --interp-prefix=*) interp_prefix="$optarg"
 750   ;;
 751   --source-path=*)
 752   ;;
 753   --cross-prefix=*)
 754   ;;
 755   --cc=*)
 756   ;;
 757   --host-cc=*) host_cc="$optarg"
 758   ;;
 759   --cxx=*)
 760   ;;
 761   --iasl=*) iasl="$optarg"
 762   ;;
 763   --objcc=*) objcc="$optarg"
 764   ;;
 765   --make=*) make="$optarg"
 766   ;;
 767   --install=*) install="$optarg"
 768   ;;
 769   --python=*) python="$optarg"
 770   ;;
 771   --gcov=*) gcov_tool="$optarg"
 772   ;;
 773   --smbd=*) smbd="$optarg"
 774   ;;
 775   --extra-cflags=*)
 776   ;;
 777   --extra-ldflags=*)
 778   ;;
 779   --enable-debug-info)
 780   ;;
 781   --disable-debug-info)
 782   ;;
 783   --enable-modules)
 784       modules="yes"
 785   ;;
 786   --cpu=*)
 787   ;;
 788   --target-list=*) target_list="$optarg"
 789   ;;
 790   --enable-trace-backends=*) trace_backends="$optarg"
 791   ;;
 792   # XXX: backwards compatibility
 793   --enable-trace-backend=*) trace_backends="$optarg"
 794   ;;
 795   --with-trace-file=*) trace_file="$optarg"
 796   ;;
 797   --enable-gprof) gprof="yes"
 798   ;;
 799   --enable-gcov) gcov="yes"
 800   ;;
 801   --static)
 802     static="yes"
 803     LDFLAGS="-static $LDFLAGS"
 804     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 805   ;;
 806   --mandir=*) mandir="$optarg"
 807   ;;
 808   --bindir=*) bindir="$optarg"
 809   ;;
 810   --libdir=*) libdir="$optarg"
 811   ;;
 812   --libexecdir=*) libexecdir="$optarg"
 813   ;;
 814   --includedir=*) includedir="$optarg"
 815   ;;
 816   --datadir=*) datadir="$optarg"
 817   ;;
 818   --with-confsuffix=*) confsuffix="$optarg"
 819   ;;
 820   --docdir=*) qemu_docdir="$optarg"
 821   ;;
 822   --sysconfdir=*) sysconfdir="$optarg"
 823   ;;
 824   --localstatedir=*) local_statedir="$optarg"
 825   ;;
 826   --sbindir=*|--sharedstatedir=*|\
 827   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 828   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 829     # These switches are silently ignored, for compatibility with
 830     # autoconf-generated configure scripts. This allows QEMU's
 831     # configure to be used by RPM and similar macros that set
 832     # lots of directory switches by default.
 833   ;;
 834   --with-system-pixman) pixman="system"
 835   ;;
 836   --without-system-pixman) pixman="internal"
 837   ;;
 838   --without-pixman) pixman="none"
 839   ;;
 840   --disable-sdl) sdl="no"
 841   ;;
 842   --enable-sdl) sdl="yes"
 843   ;;
 844   --with-sdlabi=*) sdlabi="$optarg"
 845   ;;
 846   --disable-qom-cast-debug) qom_cast_debug="no"
 847   ;;
 848   --enable-qom-cast-debug) qom_cast_debug="yes"
 849   ;;
 850   --disable-virtfs) virtfs="no"
 851   ;;
 852   --enable-virtfs) virtfs="yes"
 853   ;;
 854   --disable-vnc) vnc="no"
 855   ;;
 856   --enable-vnc) vnc="yes"
 857   ;;
 858   --oss-lib=*) oss_lib="$optarg"
 859   ;;
 860   --audio-drv-list=*) audio_drv_list="$optarg"
 861   ;;
 862   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 863   ;;
 864   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 865   ;;
 866   --enable-debug-tcg) debug_tcg="yes"
 867   ;;
 868   --disable-debug-tcg) debug_tcg="no"
 869   ;;
 870   --enable-debug)
 871       # Enable debugging options that aren't excessively noisy
 872       debug_tcg="yes"
 873       debug="yes"
 874       strip_opt="no"
 875   ;;
 876   --enable-sparse) sparse="yes"
 877   ;;
 878   --disable-sparse) sparse="no"
 879   ;;
 880   --disable-strip) strip_opt="no"
 881   ;;
 882   --disable-vnc-tls) vnc_tls="no"
 883   ;;
 884   --enable-vnc-tls) vnc_tls="yes"
 885   ;;
 886   --disable-vnc-sasl) vnc_sasl="no"
 887   ;;
 888   --enable-vnc-sasl) vnc_sasl="yes"
 889   ;;
 890   --disable-vnc-jpeg) vnc_jpeg="no"
 891   ;;
 892   --enable-vnc-jpeg) vnc_jpeg="yes"
 893   ;;
 894   --disable-vnc-png) vnc_png="no"
 895   ;;
 896   --enable-vnc-png) vnc_png="yes"
 897   ;;
 898   --disable-slirp) slirp="no"
 899   ;;
 900   --disable-uuid) uuid="no"
 901   ;;
 902   --enable-uuid) uuid="yes"
 903   ;;
 904   --disable-vde) vde="no"
 905   ;;
 906   --enable-vde) vde="yes"
 907   ;;
 908   --disable-netmap) netmap="no"
 909   ;;
 910   --enable-netmap) netmap="yes"
 911   ;;
 912   --disable-xen) xen="no"
 913   ;;
 914   --enable-xen) xen="yes"
 915   ;;
 916   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 917   ;;
 918   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 919   ;;
 920   --disable-brlapi) brlapi="no"
 921   ;;
 922   --enable-brlapi) brlapi="yes"
 923   ;;
 924   --disable-bluez) bluez="no"
 925   ;;
 926   --enable-bluez) bluez="yes"
 927   ;;
 928   --disable-kvm) kvm="no"
 929   ;;
 930   --enable-kvm) kvm="yes"
 931   ;;
 932   --disable-tcg-interpreter) tcg_interpreter="no"
 933   ;;
 934   --enable-tcg-interpreter) tcg_interpreter="yes"
 935   ;;
 936   --disable-cap-ng)  cap_ng="no"
 937   ;;
 938   --enable-cap-ng) cap_ng="yes"
 939   ;;
 940   --disable-spice) spice="no"
 941   ;;
 942   --enable-spice) spice="yes"
 943   ;;
 944   --disable-libiscsi) libiscsi="no"
 945   ;;
 946   --enable-libiscsi) libiscsi="yes"
 947   ;;
 948   --disable-libnfs) libnfs="no"
 949   ;;
 950   --enable-libnfs) libnfs="yes"
 951   ;;
 952   --enable-profiler) profiler="yes"
 953   ;;
 954   --disable-cocoa) cocoa="no"
 955   ;;
 956   --enable-cocoa)
 957       cocoa="yes" ;
 958       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 959   ;;
 960   --disable-system) softmmu="no"
 961   ;;
 962   --enable-system) softmmu="yes"
 963   ;;
 964   --disable-user)
 965       linux_user="no" ;
 966       bsd_user="no" ;
 967   ;;
 968   --enable-user) ;;
 969   --disable-linux-user) linux_user="no"
 970   ;;
 971   --enable-linux-user) linux_user="yes"
 972   ;;
 973   --disable-bsd-user) bsd_user="no"
 974   ;;
 975   --enable-bsd-user) bsd_user="yes"
 976   ;;
 977   --enable-pie) pie="yes"
 978   ;;
 979   --disable-pie) pie="no"
 980   ;;
 981   --enable-werror) werror="yes"
 982   ;;
 983   --disable-werror) werror="no"
 984   ;;
 985   --enable-stack-protector) stack_protector="yes"
 986   ;;
 987   --disable-stack-protector) stack_protector="no"
 988   ;;
 989   --disable-curses) curses="no"
 990   ;;
 991   --enable-curses) curses="yes"
 992   ;;
 993   --disable-curl) curl="no"
 994   ;;
 995   --enable-curl) curl="yes"
 996   ;;
 997   --disable-fdt) fdt="no"
 998   ;;
 999   --enable-fdt) fdt="yes"
1000   ;;
1001   --disable-linux-aio) linux_aio="no"
1002   ;;
1003   --enable-linux-aio) linux_aio="yes"
1004   ;;
1005   --disable-attr) attr="no"
1006   ;;
1007   --enable-attr) attr="yes"
1008   ;;
1009   --disable-blobs) blobs="no"
1010   ;;
1011   --with-pkgversion=*) pkgversion=" ($optarg)"
1012   ;;
1013   --with-coroutine=*) coroutine="$optarg"
1014   ;;
1015   --disable-coroutine-pool) coroutine_pool="no"
1016   ;;
1017   --enable-coroutine-pool) coroutine_pool="yes"
1018   ;;
1019   --disable-docs) docs="no"
1020   ;;
1021   --enable-docs) docs="yes"
1022   ;;
1023   --disable-vhost-net) vhost_net="no"
1024   ;;
1025   --enable-vhost-net) vhost_net="yes"
1026   ;;
1027   --disable-vhost-scsi) vhost_scsi="no"
1028   ;;
1029   --enable-vhost-scsi) vhost_scsi="yes"
1030   ;;
1031   --disable-opengl) opengl="no"
1032   ;;
1033   --enable-opengl) opengl="yes"
1034   ;;
1035   --disable-rbd) rbd="no"
1036   ;;
1037   --enable-rbd) rbd="yes"
1038   ;;
1039   --disable-xfsctl) xfs="no"
1040   ;;
1041   --enable-xfsctl) xfs="yes"
1042   ;;
1043   --disable-smartcard-nss) smartcard_nss="no"
1044   ;;
1045   --enable-smartcard-nss) smartcard_nss="yes"
1046   ;;
1047   --disable-libusb) libusb="no"
1048   ;;
1049   --enable-libusb) libusb="yes"
1050   ;;
1051   --disable-usb-redir) usb_redir="no"
1052   ;;
1053   --enable-usb-redir) usb_redir="yes"
1054   ;;
1055   --disable-zlib-test) zlib="no"
1056   ;;
1057   --disable-lzo) lzo="no"
1058   ;;
1059   --enable-lzo) lzo="yes"
1060   ;;
1061   --disable-snappy) snappy="no"
1062   ;;
1063   --enable-snappy) snappy="yes"
1064   ;;
1065   --disable-bzip2) bzip2="no"
1066   ;;
1067   --enable-bzip2) bzip2="yes"
1068   ;;
1069   --enable-guest-agent) guest_agent="yes"
1070   ;;
1071   --disable-guest-agent) guest_agent="no"
1072   ;;
1073   --enable-guest-agent-msi) guest_agent_msi="yes"
1074   ;;
1075   --disable-guest-agent-msi) guest_agent_msi="no"
1076   ;;
1077   --with-vss-sdk) vss_win32_sdk=""
1078   ;;
1079   --with-vss-sdk=*) vss_win32_sdk="$optarg"
1080   ;;
1081   --without-vss-sdk) vss_win32_sdk="no"
1082   ;;
1083   --with-win-sdk) win_sdk=""
1084   ;;
1085   --with-win-sdk=*) win_sdk="$optarg"
1086   ;;
1087   --without-win-sdk) win_sdk="no"
1088   ;;
1089   --enable-tools) want_tools="yes"
1090   ;;
1091   --disable-tools) want_tools="no"
1092   ;;
1093   --enable-seccomp) seccomp="yes"
1094   ;;
1095   --disable-seccomp) seccomp="no"
1096   ;;
1097   --disable-glusterfs) glusterfs="no"
1098   ;;
1099   --enable-glusterfs) glusterfs="yes"
1100   ;;
1101   --disable-archipelago) archipelago="no"
1102   ;;
1103   --enable-archipelago) archipelago="yes"
1104   ;;
1105   --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1106       echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1107   ;;
1108   --disable-gtk) gtk="no"
1109   ;;
1110   --enable-gtk) gtk="yes"
1111   ;;
1112   --disable-gnutls) gnutls="no"
1113   ;;
1114   --enable-gnutls) gnutls="yes"
1115   ;;
1116   --enable-rdma) rdma="yes"
1117   ;;
1118   --disable-rdma) rdma="no"
1119   ;;
1120   --with-gtkabi=*) gtkabi="$optarg"
1121   ;;
1122   --disable-vte) vte="no"
1123   ;;
1124   --enable-vte) vte="yes"
1125   ;;
1126   --disable-tpm) tpm="no"
1127   ;;
1128   --enable-tpm) tpm="yes"
1129   ;;
1130   --disable-libssh2) libssh2="no"
1131   ;;
1132   --enable-libssh2) libssh2="yes"
1133   ;;
1134   --enable-vhdx) vhdx="yes"
1135   ;;
1136   --disable-vhdx) vhdx="no"
1137   ;;
1138   --disable-numa) numa="no"
1139   ;;
1140   --enable-numa) numa="yes"
1141   ;;
1142   --disable-tcmalloc) tcmalloc="no"
1143   ;;
1144   --enable-tcmalloc) tcmalloc="yes"
1145   ;;
1146   *)
1147       echo "ERROR: unknown option $opt"
1148       echo "Try '$0 --help' for more information"
1149       exit 1
1150   ;;
1151   esac
1152 done
1153
1154 if ! has $python; then
1155   error_exit "Python not found. Use --python=/path/to/python"
1156 fi
1157
1158 # Note that if the Python conditional here evaluates True we will exit
1159 # with status 1 which is a shell 'false' value.
1160 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1161   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1162       "Note that Python 3 or later is not yet supported." \
1163       "Use --python=/path/to/python to specify a supported Python."
1164 fi
1165
1166 # The -B switch was added in Python 2.6.
1167 # If it is supplied, compiled files are not written.
1168 # Use it for Python versions which support it.
1169 if $python -B -c 'import sys; sys.exit(0)' 2>/dev/null; then
1170   python="$python -B"
1171 fi
1172
1173 case "$cpu" in
1174     ppc)
1175            CPU_CFLAGS="-m32"
1176            LDFLAGS="-m32 $LDFLAGS"
1177            ;;
1178     ppc64)
1179            CPU_CFLAGS="-m64"
1180            LDFLAGS="-m64 $LDFLAGS"
1181            ;;
1182     sparc)
1183            LDFLAGS="-m32 $LDFLAGS"
1184            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
1185            ;;
1186     sparc64)
1187            LDFLAGS="-m64 $LDFLAGS"
1188            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1189            ;;
1190     s390)
1191            CPU_CFLAGS="-m31"
1192            LDFLAGS="-m31 $LDFLAGS"
1193            ;;
1194     s390x)
1195            CPU_CFLAGS="-m64"
1196            LDFLAGS="-m64 $LDFLAGS"
1197            ;;
1198     i386)
1199            CPU_CFLAGS="-m32"
1200            LDFLAGS="-m32 $LDFLAGS"
1201            cc_i386='$(CC) -m32'
1202            ;;
1203     x86_64)
1204            CPU_CFLAGS="-m64"
1205            LDFLAGS="-m64 $LDFLAGS"
1206            cc_i386='$(CC) -m32'
1207            ;;
1208     x32)
1209            CPU_CFLAGS="-mx32"
1210            LDFLAGS="-mx32 $LDFLAGS"
1211            cc_i386='$(CC) -m32'
1212            ;;
1213     # No special flags required for other host CPUs
1214 esac
1215
1216 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1217 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1218
1219 default_target_list=""
1220
1221 mak_wilds=""
1222
1223 if [ "$softmmu" = "yes" ]; then
1224     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1225 fi
1226 if [ "$linux_user" = "yes" ]; then
1227     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1228 fi
1229 if [ "$bsd_user" = "yes" ]; then
1230     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1231 fi
1232
1233 for config in $mak_wilds; do
1234     default_target_list="${default_target_list} $(basename "$config" .mak)"
1235 done
1236
1237 if test x"$show_help" = x"yes" ; then
1238 cat << EOF
1239
1240 Usage: configure [options]
1241 Options: [defaults in brackets after descriptions]
1242
1243 Standard options:
1244   --help                   print this message
1245   --prefix=PREFIX          install in PREFIX [$prefix]
1246   --interp-prefix=PREFIX   where to find shared libraries, etc.
1247                            use %M for cpu name [$interp_prefix]
1248   --target-list=LIST       set target list (default: build everything)
1249 $(echo Available targets: $default_target_list | \
1250   fold -s -w 53 | sed -e 's/^/                           /')
1251
1252 Advanced options (experts only):
1253   --source-path=PATH       path of source code [$source_path]
1254   --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
1255   --cc=CC                  use C compiler CC [$cc]
1256   --iasl=IASL              use ACPI compiler IASL [$iasl]
1257   --host-cc=CC             use C compiler CC [$host_cc] for code run at
1258                            build time
1259   --cxx=CXX                use C++ compiler CXX [$cxx]
1260   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1261   --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS
1262   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1263   --make=MAKE              use specified make [$make]
1264   --install=INSTALL        use specified install [$install]
1265   --python=PYTHON          use specified python [$python]
1266   --smbd=SMBD              use specified smbd [$smbd]
1267   --static                 enable static build [$static]
1268   --mandir=PATH            install man pages in PATH
1269   --datadir=PATH           install firmware in PATH$confsuffix
1270   --docdir=PATH            install documentation in PATH$confsuffix
1271   --bindir=PATH            install binaries in PATH
1272   --libdir=PATH            install libraries in PATH
1273   --sysconfdir=PATH        install config in PATH$confsuffix
1274   --localstatedir=PATH     install local state in PATH (set at runtime on win32)
1275   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1276   --enable-debug           enable common debug build options
1277   --disable-strip          disable stripping binaries
1278   --disable-werror         disable compilation abort on warning
1279   --disable-stack-protector disable compiler-provided stack protection
1280   --audio-drv-list=LIST    set audio drivers list:
1281                            Available drivers: $audio_possible_drivers
1282   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1283   --block-drv-rw-whitelist=L
1284                            set block driver read-write whitelist
1285                            (affects only QEMU, not qemu-img)
1286   --block-drv-ro-whitelist=L
1287                            set block driver read-only whitelist
1288                            (affects only QEMU, not qemu-img)
1289   --enable-trace-backends=B Set trace backend
1290                            Available backends: $($python $source_path/scripts/tracetool.py --list-backends)
1291   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1292                            Default:trace-<pid>
1293   --disable-slirp          disable SLIRP userspace network connectivity
1294   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1295   --oss-lib                path to OSS library
1296   --cpu=CPU                Build for host CPU [$cpu]
1297   --with-coroutine=BACKEND coroutine backend. Supported options:
1298                            gthread, ucontext, sigaltstack, windows
1299   --enable-gcov            enable test coverage analysis with gcov
1300   --gcov=GCOV              use specified gcov [$gcov_tool]
1301   --disable-blobs          disable installing provided firmware blobs
1302   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1303   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1304
1305 Optional features, enabled with --enable-FEATURE and
1306 disabled with --disable-FEATURE, default is enabled if available:
1307
1308   system          all system emulation targets
1309   user            supported user emulation targets
1310   linux-user      all linux usermode emulation targets
1311   bsd-user        all BSD usermode emulation targets
1312   docs            build documentation
1313   guest-agent     build the QEMU Guest Agent
1314   guest-agent-msi build guest agent Windows MSI installation package
1315   pie             Position Independent Executables
1316   modules         modules support
1317   debug-tcg       TCG debugging (default is disabled)
1318   debug-info      debugging information
1319   sparse          sparse checker
1320
1321   gnutls          GNUTLS cryptography support
1322   sdl             SDL UI
1323   --with-sdlabi     select preferred SDL ABI 1.2 or 2.0
1324   gtk             gtk UI
1325   --with-gtkabi     select preferred GTK ABI 2.0 or 3.0
1326   vte             vte support for the gtk UI
1327   curses          curses UI
1328   vnc             VNC UI support
1329   vnc-tls         TLS encryption for VNC server
1330   vnc-sasl        SASL encryption for VNC server
1331   vnc-jpeg        JPEG lossy compression for VNC server
1332   vnc-png         PNG compression for VNC server
1333   cocoa           Cocoa UI (Mac OS X only)
1334   virtfs          VirtFS
1335   xen             xen backend driver support
1336   xen-pci-passthrough
1337   brlapi          BrlAPI (Braile)
1338   curl            curl connectivity
1339   fdt             fdt device tree
1340   bluez           bluez stack connectivity
1341   kvm             KVM acceleration support
1342   rdma            RDMA-based migration support
1343   uuid            uuid support
1344   vde             support for vde network
1345   netmap          support for netmap network
1346   linux-aio       Linux AIO support
1347   cap-ng          libcap-ng support
1348   attr            attr and xattr support
1349   vhost-net       vhost-net acceleration support
1350   spice           spice
1351   rbd             rados block device (rbd)
1352   libiscsi        iscsi support
1353   libnfs          nfs support
1354   smartcard-nss   smartcard nss support
1355   libusb          libusb (for usb passthrough)
1356   usb-redir       usb network redirection support
1357   lzo             support of lzo compression library
1358   snappy          support of snappy compression library
1359   bzip2           support of bzip2 compression library
1360                   (for reading bzip2-compressed dmg images)
1361   seccomp         seccomp support
1362   coroutine-pool  coroutine freelist (better performance)
1363   glusterfs       GlusterFS backend
1364   archipelago     Archipelago backend
1365   tpm             TPM support
1366   libssh2         ssh block device support
1367   vhdx            support for the Microsoft VHDX image format
1368   numa            libnuma support
1369   tcmalloc        tcmalloc support
1370
1371 NOTE: The object files are built at the place where configure is launched
1372 EOF
1373 exit 0
1374 fi
1375
1376 # Now we have handled --enable-tcg-interpreter and know we're not just
1377 # printing the help message, bail out if the host CPU isn't supported.
1378 if test "$ARCH" = "unknown"; then
1379     if test "$tcg_interpreter" = "yes" ; then
1380         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1381         ARCH=tci
1382     else
1383         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1384     fi
1385 fi
1386
1387 # Consult white-list to determine whether to enable werror
1388 # by default.  Only enable by default for git builds
1389 z_version=`cut -f3 -d. $source_path/VERSION`
1390
1391 if test -z "$werror" ; then
1392     if test -d "$source_path/.git" -a \
1393         "$linux" = "yes" ; then
1394         werror="yes"
1395     else
1396         werror="no"
1397     fi
1398 fi
1399
1400 # check that the C compiler works.
1401 write_c_skeleton;
1402 if compile_object ; then
1403   : C compiler works ok
1404 else
1405     error_exit "\"$cc\" either does not exist or does not work"
1406 fi
1407
1408 # Check that the C++ compiler exists and works with the C compiler
1409 if has $cxx; then
1410     cat > $TMPC <<EOF
1411 int c_function(void);
1412 int main(void) { return c_function(); }
1413 EOF
1414
1415     compile_object
1416
1417     cat > $TMPCXX <<EOF
1418 extern "C" {
1419    int c_function(void);
1420 }
1421 int c_function(void) { return 42; }
1422 EOF
1423
1424     update_cxxflags
1425
1426     if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
1427         # C++ compiler $cxx works ok with C compiler $cc
1428         :
1429     else
1430         echo "C++ compiler $cxx does not work with C compiler $cc"
1431         echo "Disabling C++ specific optional code"
1432         cxx=
1433     fi
1434 else
1435     echo "No C++ compiler available; disabling C++ specific optional code"
1436     cxx=
1437 fi
1438
1439 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1440 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1441 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1442 gcc_flags="-Wendif-labels $gcc_flags"
1443 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1444 gcc_flags="-Wno-string-plus-int $gcc_flags"
1445 # Note that we do not add -Werror to gcc_flags here, because that would
1446 # enable it for all configure tests. If a configure test failed due
1447 # to -Werror this would just silently disable some features,
1448 # so it's too error prone.
1449
1450 cc_has_warning_flag() {
1451     write_c_skeleton;
1452
1453     # Use the positive sense of the flag when testing for -Wno-wombat
1454     # support (gcc will happily accept the -Wno- form of unknown
1455     # warning options).
1456     optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
1457     compile_prog "-Werror $optflag" ""
1458 }
1459
1460 for flag in $gcc_flags; do
1461     if cc_has_warning_flag $flag ; then
1462         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1463     fi
1464 done
1465
1466 if test "$stack_protector" != "no"; then
1467   gcc_flags="-fstack-protector-strong -fstack-protector-all"
1468   sp_on=0
1469   for flag in $gcc_flags; do
1470     # We need to check both a compile and a link, since some compiler
1471     # setups fail only on a .c->.o compile and some only at link time
1472     if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
1473        compile_prog "-Werror $flag" ""; then
1474       QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1475       LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,$flag"
1476       sp_on=1
1477       break
1478     fi
1479   done
1480   if test "$stack_protector" = yes; then
1481     if test $sp_on = 0; then
1482       error_exit "Stack protector not supported"
1483     fi
1484   fi
1485 fi
1486
1487 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1488 # large functions that use global variables.  The bug is in all releases of
1489 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1490 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1491 cat > $TMPC << EOF
1492 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1493 int main(void) { return 0; }
1494 #else
1495 #error No bug in this compiler.
1496 #endif
1497 EOF
1498 if compile_prog "-Werror -fno-gcse" "" ; then
1499   TRANSLATE_OPT_CFLAGS=-fno-gcse
1500 fi
1501
1502 if test "$static" = "yes" ; then
1503   if test "$modules" = "yes" ; then
1504     error_exit "static and modules are mutually incompatible"
1505   fi
1506   if test "$pie" = "yes" ; then
1507     error_exit "static and pie are mutually incompatible"
1508   else
1509     pie="no"
1510   fi
1511 fi
1512
1513 # Unconditional check for compiler __thread support
1514   cat > $TMPC << EOF
1515 static __thread int tls_var;
1516 int main(void) { return tls_var; }
1517 EOF
1518
1519 if ! compile_prog "-Werror" "" ; then
1520     error_exit "Your compiler does not support the __thread specifier for " \
1521         "Thread-Local Storage (TLS). Please upgrade to a version that does."
1522 fi
1523
1524 if test "$pie" = ""; then
1525   case "$cpu-$targetos" in
1526     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1527       ;;
1528     *)
1529       pie="no"
1530       ;;
1531   esac
1532 fi
1533
1534 if test "$pie" != "no" ; then
1535   cat > $TMPC << EOF
1536
1537 #ifdef __linux__
1538 #  define THREAD __thread
1539 #else
1540 #  define THREAD
1541 #endif
1542
1543 static THREAD int tls_var;
1544
1545 int main(void) { return tls_var; }
1546
1547 EOF
1548   if compile_prog "-fPIE -DPIE" "-pie"; then
1549     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1550     LDFLAGS="-pie $LDFLAGS"
1551     pie="yes"
1552     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1553       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1554     fi
1555   else
1556     if test "$pie" = "yes"; then
1557       error_exit "PIE not available due to missing toolchain support"
1558     else
1559       echo "Disabling PIE due to missing toolchain support"
1560       pie="no"
1561     fi
1562   fi
1563
1564   if compile_prog "-Werror -fno-pie" "-nopie"; then
1565     CFLAGS_NOPIE="-fno-pie"
1566     LDFLAGS_NOPIE="-nopie"
1567   fi
1568 fi
1569
1570 # check for broken gcc and libtool in RHEL5
1571 if test -n "$libtool" -a "$pie" != "no" ; then
1572   cat > $TMPC <<EOF
1573
1574 void *f(unsigned char *buf, int len);
1575 void *g(unsigned char *buf, int len);
1576
1577 void *
1578 f(unsigned char *buf, int len)
1579 {
1580     return (void*)0L;
1581 }
1582
1583 void *
1584 g(unsigned char *buf, int len)
1585 {
1586     return f(buf, len);
1587 }
1588
1589 EOF
1590   if ! libtool_prog; then
1591     echo "Disabling libtool due to broken toolchain support"
1592     libtool=
1593   fi
1594 fi
1595
1596 ##########################################
1597 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1598 # use i686 as default anyway, but for those that don't, an explicit
1599 # specification is necessary
1600
1601 if test "$cpu" = "i386"; then
1602   cat > $TMPC << EOF
1603 static int sfaa(int *ptr)
1604 {
1605   return __sync_fetch_and_and(ptr, 0);
1606 }
1607
1608 int main(void)
1609 {
1610   int val = 42;
1611   val = __sync_val_compare_and_swap(&val, 0, 1);
1612   sfaa(&val);
1613   return val;
1614 }
1615 EOF
1616   if ! compile_prog "" "" ; then
1617     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1618   fi
1619 fi
1620
1621 #########################################
1622 # Solaris specific configure tool chain decisions
1623
1624 if test "$solaris" = "yes" ; then
1625   if has $install; then
1626     :
1627   else
1628     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1629         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1630         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1631   fi
1632   if test "`path_of $install`" = "/usr/sbin/install" ; then
1633     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1634         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1635         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1636   fi
1637   if has ar; then
1638     :
1639   else
1640     if test -f /usr/ccs/bin/ar ; then
1641       error_exit "No path includes ar" \
1642           "Add /usr/ccs/bin to your path and rerun configure"
1643     fi
1644     error_exit "No path includes ar"
1645   fi
1646 fi
1647
1648 if test -z "${target_list+xxx}" ; then
1649     target_list="$default_target_list"
1650 else
1651     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1652 fi
1653
1654 # Check that we recognised the target name; this allows a more
1655 # friendly error message than if we let it fall through.
1656 for target in $target_list; do
1657     case " $default_target_list " in
1658         *" $target "*)
1659             ;;
1660         *)
1661             error_exit "Unknown target name '$target'"
1662             ;;
1663     esac
1664 done
1665
1666 # see if system emulation was really requested
1667 case " $target_list " in
1668   *"-softmmu "*) softmmu=yes
1669   ;;
1670   *) softmmu=no
1671   ;;
1672 esac
1673
1674 feature_not_found() {
1675   feature=$1
1676   remedy=$2
1677
1678   error_exit "User requested feature $feature" \
1679       "configure was not able to find it." \
1680       "$remedy"
1681 }
1682
1683 # ---
1684 # big/little endian test
1685 cat > $TMPC << EOF
1686 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1687 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1688 extern int foo(short *, short *);
1689 int main(int argc, char *argv[]) {
1690     return foo(big_endian, little_endian);
1691 }
1692 EOF
1693
1694 if compile_object ; then
1695     if grep -q BiGeNdIaN $TMPO ; then
1696         bigendian="yes"
1697     elif grep -q LiTtLeEnDiAn $TMPO ; then
1698         bigendian="no"
1699     else
1700         echo big/little test failed
1701     fi
1702 else
1703     echo big/little test failed
1704 fi
1705
1706 ##########################################
1707 # cocoa implies not SDL or GTK
1708 # (the cocoa UI code currently assumes it is always the active UI
1709 # and doesn't interact well with other UI frontend code)
1710 if test "$cocoa" = "yes"; then
1711     if test "$sdl" = "yes"; then
1712         error_exit "Cocoa and SDL UIs cannot both be enabled at once"
1713     fi
1714     if test "$gtk" = "yes"; then
1715         error_exit "Cocoa and GTK UIs cannot both be enabled at once"
1716     fi
1717     gtk=no
1718     sdl=no
1719 fi
1720
1721 ##########################################
1722 # L2TPV3 probe
1723
1724 cat > $TMPC <<EOF
1725 #include <sys/socket.h>
1726 #include <linux/ip.h>
1727 int main(void) { return sizeof(struct mmsghdr); }
1728 EOF
1729 if compile_prog "" "" ; then
1730   l2tpv3=yes
1731 else
1732   l2tpv3=no
1733 fi
1734
1735 ##########################################
1736 # pkg-config probe
1737
1738 if ! has "$pkg_config_exe"; then
1739   error_exit "pkg-config binary '$pkg_config_exe' not found"
1740 fi
1741
1742 ##########################################
1743 # NPTL probe
1744
1745 if test "$linux_user" = "yes"; then
1746   cat > $TMPC <<EOF
1747 #include <sched.h>
1748 #include <linux/futex.h>
1749 int main(void) {
1750 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1751 #error bork
1752 #endif
1753   return 0;
1754 }
1755 EOF
1756   if ! compile_object ; then
1757     feature_not_found "nptl" "Install glibc and linux kernel headers."
1758   fi
1759 fi
1760
1761 ##########################################
1762 # zlib check
1763
1764 if test "$zlib" != "no" ; then
1765     cat > $TMPC << EOF
1766 #include <zlib.h>
1767 int main(void) { zlibVersion(); return 0; }
1768 EOF
1769     if compile_prog "" "-lz" ; then
1770         :
1771     else
1772         error_exit "zlib check failed" \
1773             "Make sure to have the zlib libs and headers installed."
1774     fi
1775 fi
1776 LIBS="$LIBS -lz"
1777
1778 ##########################################
1779 # lzo check
1780
1781 if test "$lzo" != "no" ; then
1782     cat > $TMPC << EOF
1783 #include <lzo/lzo1x.h>
1784 int main(void) { lzo_version(); return 0; }
1785 EOF
1786     if compile_prog "" "-llzo2" ; then
1787         libs_softmmu="$libs_softmmu -llzo2"
1788         lzo="yes"
1789     else
1790         if test "$lzo" = "yes"; then
1791             feature_not_found "liblzo2" "Install liblzo2 devel"
1792         fi
1793         lzo="no"
1794     fi
1795 fi
1796
1797 ##########################################
1798 # snappy check
1799
1800 if test "$snappy" != "no" ; then
1801     cat > $TMPC << EOF
1802 #include <snappy-c.h>
1803 int main(void) { snappy_max_compressed_length(4096); return 0; }
1804 EOF
1805     if compile_prog "" "-lsnappy" ; then
1806         libs_softmmu="$libs_softmmu -lsnappy"
1807         snappy="yes"
1808     else
1809         if test "$snappy" = "yes"; then
1810             feature_not_found "libsnappy" "Install libsnappy devel"
1811         fi
1812         snappy="no"
1813     fi
1814 fi
1815
1816 ##########################################
1817 # bzip2 check
1818
1819 if test "$bzip2" != "no" ; then
1820     cat > $TMPC << EOF
1821 #include <bzlib.h>
1822 int main(void) { BZ2_bzlibVersion(); return 0; }
1823 EOF
1824     if compile_prog "" "-lbz2" ; then
1825         bzip2="yes"
1826     else
1827         if test "$bzip2" = "yes"; then
1828             feature_not_found "libbzip2" "Install libbzip2 devel"
1829         fi
1830         bzip2="no"
1831     fi
1832 fi
1833
1834 ##########################################
1835 # libseccomp check
1836
1837 if test "$seccomp" != "no" ; then
1838     if test "$cpu" = "i386" || test "$cpu" = "x86_64" &&
1839         $pkg_config --atleast-version=2.1.1 libseccomp; then
1840         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1841         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1842         seccomp="yes"
1843     else
1844         if test "$seccomp" = "yes"; then
1845             feature_not_found "libseccomp" "Install libseccomp devel >= 2.1.1"
1846         fi
1847         seccomp="no"
1848     fi
1849 fi
1850 ##########################################
1851 # xen probe
1852
1853 if test "$xen" != "no" ; then
1854   xen_libs="-lxenstore -lxenctrl -lxenguest"
1855
1856   # First we test whether Xen headers and libraries are available.
1857   # If no, we are done and there is no Xen support.
1858   # If yes, more tests are run to detect the Xen version.
1859
1860   # Xen (any)
1861   cat > $TMPC <<EOF
1862 #include <xenctrl.h>
1863 int main(void) {
1864   return 0;
1865 }
1866 EOF
1867   if ! compile_prog "" "$xen_libs" ; then
1868     # Xen not found
1869     if test "$xen" = "yes" ; then
1870       feature_not_found "xen" "Install xen devel"
1871     fi
1872     xen=no
1873
1874   # Xen unstable
1875   elif
1876       cat > $TMPC <<EOF &&
1877 #include <xenctrl.h>
1878 #include <xenstore.h>
1879 #include <stdint.h>
1880 #include <xen/hvm/hvm_info_table.h>
1881 #if !defined(HVM_MAX_VCPUS)
1882 # error HVM_MAX_VCPUS not defined
1883 #endif
1884 int main(void) {
1885   xc_interface *xc;
1886   xs_daemon_open();
1887   xc = xc_interface_open(0, 0, 0);
1888   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1889   xc_gnttab_open(NULL, 0);
1890   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1891   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1892   xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
1893   return 0;
1894 }
1895 EOF
1896       compile_prog "" "$xen_libs"
1897     then
1898     xen_ctrl_version=450
1899     xen=yes
1900
1901   elif
1902       cat > $TMPC <<EOF &&
1903 #include <xenctrl.h>
1904 #include <xenstore.h>
1905 #include <stdint.h>
1906 #include <xen/hvm/hvm_info_table.h>
1907 #if !defined(HVM_MAX_VCPUS)
1908 # error HVM_MAX_VCPUS not defined
1909 #endif
1910 int main(void) {
1911   xc_interface *xc;
1912   xs_daemon_open();
1913   xc = xc_interface_open(0, 0, 0);
1914   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1915   xc_gnttab_open(NULL, 0);
1916   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1917   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1918   return 0;
1919 }
1920 EOF
1921       compile_prog "" "$xen_libs"
1922     then
1923     xen_ctrl_version=420
1924     xen=yes
1925
1926   elif
1927       cat > $TMPC <<EOF &&
1928 #include <xenctrl.h>
1929 #include <xs.h>
1930 #include <stdint.h>
1931 #include <xen/hvm/hvm_info_table.h>
1932 #if !defined(HVM_MAX_VCPUS)
1933 # error HVM_MAX_VCPUS not defined
1934 #endif
1935 int main(void) {
1936   xs_daemon_open();
1937   xc_interface_open(0, 0, 0);
1938   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1939   xc_gnttab_open(NULL, 0);
1940   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1941   return 0;
1942 }
1943 EOF
1944       compile_prog "" "$xen_libs"
1945     then
1946     xen_ctrl_version=410
1947     xen=yes
1948
1949   # Xen 4.0.0
1950   elif
1951       cat > $TMPC <<EOF &&
1952 #include <xenctrl.h>
1953 #include <xs.h>
1954 #include <stdint.h>
1955 #include <xen/hvm/hvm_info_table.h>
1956 #if !defined(HVM_MAX_VCPUS)
1957 # error HVM_MAX_VCPUS not defined
1958 #endif
1959 int main(void) {
1960   struct xen_add_to_physmap xatp = {
1961     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1962   };
1963   xs_daemon_open();
1964   xc_interface_open();
1965   xc_gnttab_open();
1966   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1967   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1968   return 0;
1969 }
1970 EOF
1971       compile_prog "" "$xen_libs"
1972     then
1973     xen_ctrl_version=400
1974     xen=yes
1975
1976   # Xen 3.4.0
1977   elif
1978       cat > $TMPC <<EOF &&
1979 #include <xenctrl.h>
1980 #include <xs.h>
1981 int main(void) {
1982   struct xen_add_to_physmap xatp = {
1983     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1984   };
1985   xs_daemon_open();
1986   xc_interface_open();
1987   xc_gnttab_open();
1988   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1989   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1990   return 0;
1991 }
1992 EOF
1993       compile_prog "" "$xen_libs"
1994     then
1995     xen_ctrl_version=340
1996     xen=yes
1997
1998   # Xen 3.3.0
1999   elif
2000       cat > $TMPC <<EOF &&
2001 #include <xenctrl.h>
2002 #include <xs.h>
2003 int main(void) {
2004   xs_daemon_open();
2005   xc_interface_open();
2006   xc_gnttab_open();
2007   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2008   return 0;
2009 }
2010 EOF
2011       compile_prog "" "$xen_libs"
2012     then
2013     xen_ctrl_version=330
2014     xen=yes
2015
2016   # Xen version unsupported
2017   else
2018     if test "$xen" = "yes" ; then
2019       feature_not_found "xen (unsupported version)" "Install supported xen (e.g. 4.0, 3.4, 3.3)"
2020     fi
2021     xen=no
2022   fi
2023
2024   if test "$xen" = yes; then
2025     libs_softmmu="$xen_libs $libs_softmmu"
2026   fi
2027 fi
2028
2029 if test "$xen_pci_passthrough" != "no"; then
2030   if test "$xen" = "yes" && test "$linux" = "yes" &&
2031     test "$xen_ctrl_version" -ge 340; then
2032     xen_pci_passthrough=yes
2033   else
2034     if test "$xen_pci_passthrough" = "yes"; then
2035       if test "$xen_ctrl_version" -lt 340; then
2036         error_exit "User requested feature Xen PCI Passthrough" \
2037             "This feature does not work with Xen 3.3"
2038       fi
2039       error_exit "User requested feature Xen PCI Passthrough" \
2040           " but this feature requires /sys from Linux"
2041     fi
2042     xen_pci_passthrough=no
2043   fi
2044 fi
2045
2046 ##########################################
2047 # libtool probe
2048
2049 if ! has $libtool; then
2050     libtool=
2051 fi
2052
2053 # MacOSX ships with a libtool which isn't the GNU one; weed this
2054 # out by checking whether libtool supports the --version switch
2055 if test -n "$libtool"; then
2056   if ! "$libtool" --version >/dev/null 2>&1; then
2057     libtool=
2058   fi
2059 fi
2060
2061 ##########################################
2062 # Sparse probe
2063 if test "$sparse" != "no" ; then
2064   if has cgcc; then
2065     sparse=yes
2066   else
2067     if test "$sparse" = "yes" ; then
2068       feature_not_found "sparse" "Install sparse binary"
2069     fi
2070     sparse=no
2071   fi
2072 fi
2073
2074 ##########################################
2075 # X11 probe
2076 x11_cflags=
2077 x11_libs=-lX11
2078 if $pkg_config --exists "x11"; then
2079     x11_cflags=`$pkg_config --cflags x11`
2080     x11_libs=`$pkg_config --libs x11`
2081 fi
2082
2083 ##########################################
2084 # GTK probe
2085
2086 if test "$gtkabi" = ""; then
2087     # The GTK ABI was not specified explicitly, so try whether 2.0 is available.
2088     # Use 3.0 as a fallback if that is available.
2089     if $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2090         gtkabi=2.0
2091     elif $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2092         gtkabi=3.0
2093     else
2094         gtkabi=2.0
2095     fi
2096 fi
2097
2098 if test "$gtk" != "no"; then
2099     gtkpackage="gtk+-$gtkabi"
2100     gtkx11package="gtk+-x11-$gtkabi"
2101     if test "$gtkabi" = "3.0" ; then
2102       gtkversion="3.0.0"
2103     else
2104       gtkversion="2.18.0"
2105     fi
2106     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2107         gtk_cflags=`$pkg_config --cflags $gtkpackage`
2108         gtk_libs=`$pkg_config --libs $gtkpackage`
2109         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2110             gtk_cflags="$gtk_cflags $x11_cflags"
2111             gtk_libs="$gtk_libs $x11_libs"
2112         fi
2113         libs_softmmu="$gtk_libs $libs_softmmu"
2114         gtk="yes"
2115     elif test "$gtk" = "yes"; then
2116         feature_not_found "gtk" "Install gtk2 or gtk3 devel"
2117     else
2118         gtk="no"
2119     fi
2120 fi
2121
2122
2123 ##########################################
2124 # GNUTLS probe
2125
2126 gnutls_works() {
2127     # Unfortunately some distros have bad pkg-config information for gnutls
2128     # such that it claims to exist but you get a compiler error if you try
2129     # to use the options returned by --libs. Specifically, Ubuntu for --static
2130     # builds doesn't work:
2131     # https://bugs.launchpad.net/ubuntu/+source/gnutls26/+bug/1478035
2132     #
2133     # So sanity check the cflags/libs before assuming gnutls can be used.
2134     if ! $pkg_config --exists "gnutls"; then
2135         return 1
2136     fi
2137
2138     write_c_skeleton
2139     compile_prog "$($pkg_config --cflags gnutls)" "$($pkg_config --libs gnutls)"
2140 }
2141
2142 gnutls_gcrypt=no
2143 gnutls_nettle=no
2144 if test "$gnutls" != "no"; then
2145     if gnutls_works; then
2146         gnutls_cflags=`$pkg_config --cflags gnutls`
2147         gnutls_libs=`$pkg_config --libs gnutls`
2148         libs_softmmu="$gnutls_libs $libs_softmmu"
2149         libs_tools="$gnutls_libs $libs_tools"
2150         QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2151         gnutls="yes"
2152
2153         # gnutls_hash_init requires >= 2.9.10
2154         if $pkg_config --exists "gnutls >= 2.9.10"; then
2155             gnutls_hash="yes"
2156         else
2157             gnutls_hash="no"
2158         fi
2159
2160         if $pkg_config --exists 'gnutls >= 3.0'; then
2161             gnutls_gcrypt=no
2162             gnutls_nettle=yes
2163         elif $pkg_config --exists 'gnutls >= 2.12'; then
2164             case `$pkg_config --libs --static gnutls` in
2165                 *gcrypt*)
2166                     gnutls_gcrypt=yes
2167                     gnutls_nettle=no
2168                     ;;
2169                 *nettle*)
2170                     gnutls_gcrypt=no
2171                     gnutls_nettle=yes
2172                     ;;
2173                 *)
2174                     gnutls_gcrypt=yes
2175                     gnutls_nettle=no
2176                     ;;
2177             esac
2178         else
2179             gnutls_gcrypt=yes
2180             gnutls_nettle=no
2181         fi
2182     elif test "$gnutls" = "yes"; then
2183         feature_not_found "gnutls" "Install gnutls devel"
2184     else
2185         gnutls="no"
2186         gnutls_hash="no"
2187     fi
2188 else
2189     gnutls_hash="no"
2190 fi
2191
2192 if test "$gnutls_gcrypt" != "no"; then
2193     if has "libgcrypt-config"; then
2194         gcrypt_cflags=`libgcrypt-config --cflags`
2195         gcrypt_libs=`libgcrypt-config --libs`
2196         libs_softmmu="$gcrypt_libs $libs_softmmu"
2197         libs_tools="$gcrypt_libs $libs_tools"
2198         QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
2199     else
2200         feature_not_found "gcrypt" "Install gcrypt devel"
2201     fi
2202 fi
2203
2204
2205 if test "$gnutls_nettle" != "no"; then
2206     if $pkg_config --exists "nettle"; then
2207         nettle_cflags=`$pkg_config --cflags nettle`
2208         nettle_libs=`$pkg_config --libs nettle`
2209         nettle_version=`$pkg_config --modversion nettle`
2210         libs_softmmu="$nettle_libs $libs_softmmu"
2211         libs_tools="$nettle_libs $libs_tools"
2212         QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
2213     else
2214         feature_not_found "nettle" "Install nettle devel"
2215     fi
2216 fi
2217
2218
2219 ##########################################
2220 # VTE probe
2221
2222 if test "$vte" != "no"; then
2223     if test "$gtkabi" = "3.0"; then
2224       vtepackage="vte-2.90"
2225       vteversion="0.32.0"
2226     else
2227       vtepackage="vte"
2228       vteversion="0.24.0"
2229     fi
2230     if $pkg_config --exists "$vtepackage >= $vteversion"; then
2231         vte_cflags=`$pkg_config --cflags $vtepackage`
2232         vte_libs=`$pkg_config --libs $vtepackage`
2233         libs_softmmu="$vte_libs $libs_softmmu"
2234         vte="yes"
2235     elif test "$vte" = "yes"; then
2236         if test "$gtkabi" = "3.0"; then
2237             feature_not_found "vte" "Install libvte-2.90 devel"
2238         else
2239             feature_not_found "vte" "Install libvte devel"
2240         fi
2241     else
2242         vte="no"
2243     fi
2244 fi
2245
2246 ##########################################
2247 # SDL probe
2248
2249 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2250 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2251
2252 if test $sdlabi = "2.0"; then
2253     sdl_config=$sdl2_config
2254     sdlname=sdl2
2255     sdlconfigname=sdl2_config
2256 else
2257     sdlname=sdl
2258     sdlconfigname=sdl_config
2259 fi
2260
2261 if test "`basename $sdl_config`" != $sdlconfigname && ! has ${sdl_config}; then
2262   sdl_config=$sdlconfigname
2263 fi
2264
2265 if $pkg_config $sdlname --exists; then
2266   sdlconfig="$pkg_config $sdlname"
2267   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
2268 elif has ${sdl_config}; then
2269   sdlconfig="$sdl_config"
2270   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
2271 else
2272   if test "$sdl" = "yes" ; then
2273     feature_not_found "sdl" "Install SDL devel"
2274   fi
2275   sdl=no
2276 fi
2277 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2278   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2279 fi
2280
2281 sdl_too_old=no
2282 if test "$sdl" != "no" ; then
2283   cat > $TMPC << EOF
2284 #include <SDL.h>
2285 #undef main /* We don't want SDL to override our main() */
2286 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2287 EOF
2288   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
2289   if test "$static" = "yes" ; then
2290     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
2291   else
2292     sdl_libs=`$sdlconfig --libs 2> /dev/null`
2293   fi
2294   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2295     if test "$_sdlversion" -lt 121 ; then
2296       sdl_too_old=yes
2297     else
2298       sdl=yes
2299     fi
2300
2301     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2302     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2303       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2304          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
2305          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
2306       fi
2307       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2308         :
2309       else
2310         sdl=no
2311       fi
2312     fi # static link
2313   else # sdl not found
2314     if test "$sdl" = "yes" ; then
2315       feature_not_found "sdl" "Install SDL devel"
2316     fi
2317     sdl=no
2318   fi # sdl compile test
2319 fi
2320
2321 if test "$sdl" = "yes" ; then
2322   cat > $TMPC <<EOF
2323 #include <SDL.h>
2324 #if defined(SDL_VIDEO_DRIVER_X11)
2325 #include <X11/XKBlib.h>
2326 #else
2327 #error No x11 support
2328 #endif
2329 int main(void) { return 0; }
2330 EOF
2331   if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
2332     sdl_cflags="$sdl_cflags $x11_cflags"
2333     sdl_libs="$sdl_libs $x11_libs"
2334   fi
2335   libs_softmmu="$sdl_libs $libs_softmmu"
2336 fi
2337
2338 ##########################################
2339 # RDMA needs OpenFabrics libraries
2340 if test "$rdma" != "no" ; then
2341   cat > $TMPC <<EOF
2342 #include <rdma/rdma_cma.h>
2343 int main(void) { return 0; }
2344 EOF
2345   rdma_libs="-lrdmacm -libverbs"
2346   if compile_prog "" "$rdma_libs" ; then
2347     rdma="yes"
2348     libs_softmmu="$libs_softmmu $rdma_libs"
2349   else
2350     if test "$rdma" = "yes" ; then
2351         error_exit \
2352             " OpenFabrics librdmacm/libibverbs not present." \
2353             " Your options:" \
2354             "  (1) Fast: Install infiniband packages from your distro." \
2355             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2356             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2357     fi
2358     rdma="no"
2359   fi
2360 fi
2361
2362 ##########################################
2363 # VNC TLS/WS detection
2364 if test "$vnc" = "yes" -a "$vnc_tls" != "no" ; then
2365   cat > $TMPC <<EOF
2366 #include <gnutls/gnutls.h>
2367 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
2368 EOF
2369   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2370   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2371   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
2372     if test "$vnc_tls" != "no" ; then
2373       vnc_tls=yes
2374     fi
2375     libs_softmmu="$vnc_tls_libs $libs_softmmu"
2376     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
2377   else
2378     if test "$vnc_tls" = "yes" ; then
2379       feature_not_found "vnc-tls" "Install gnutls devel"
2380     fi
2381     vnc_tls=no
2382   fi
2383 fi
2384
2385 ##########################################
2386 # VNC SASL detection
2387 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2388   cat > $TMPC <<EOF
2389 #include <sasl/sasl.h>
2390 #include <stdio.h>
2391 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2392 EOF
2393   # Assuming Cyrus-SASL installed in /usr prefix
2394   vnc_sasl_cflags=""
2395   vnc_sasl_libs="-lsasl2"
2396   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2397     vnc_sasl=yes
2398     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2399     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2400   else
2401     if test "$vnc_sasl" = "yes" ; then
2402       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2403     fi
2404     vnc_sasl=no
2405   fi
2406 fi
2407
2408 ##########################################
2409 # VNC JPEG detection
2410 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2411 cat > $TMPC <<EOF
2412 #include <stdio.h>
2413 #include <jpeglib.h>
2414 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2415 EOF
2416     vnc_jpeg_cflags=""
2417     vnc_jpeg_libs="-ljpeg"
2418   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2419     vnc_jpeg=yes
2420     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2421     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2422   else
2423     if test "$vnc_jpeg" = "yes" ; then
2424       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2425     fi
2426     vnc_jpeg=no
2427   fi
2428 fi
2429
2430 ##########################################
2431 # VNC PNG detection
2432 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2433 cat > $TMPC <<EOF
2434 //#include <stdio.h>
2435 #include <png.h>
2436 #include <stddef.h>
2437 int main(void) {
2438     png_structp png_ptr;
2439     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2440     return png_ptr != 0;
2441 }
2442 EOF
2443   if $pkg_config libpng --exists; then
2444     vnc_png_cflags=`$pkg_config libpng --cflags`
2445     vnc_png_libs=`$pkg_config libpng --libs`
2446   else
2447     vnc_png_cflags=""
2448     vnc_png_libs="-lpng"
2449   fi
2450   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2451     vnc_png=yes
2452     libs_softmmu="$vnc_png_libs $libs_softmmu"
2453     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2454   else
2455     if test "$vnc_png" = "yes" ; then
2456       feature_not_found "vnc-png" "Install libpng devel"
2457     fi
2458     vnc_png=no
2459   fi
2460 fi
2461
2462 ##########################################
2463 # fnmatch() probe, used for ACL routines
2464 fnmatch="no"
2465 cat > $TMPC << EOF
2466 #include <fnmatch.h>
2467 int main(void)
2468 {
2469     fnmatch("foo", "foo", 0);
2470     return 0;
2471 }
2472 EOF
2473 if compile_prog "" "" ; then
2474    fnmatch="yes"
2475 fi
2476
2477 ##########################################
2478 # uuid_generate() probe, used for vdi block driver
2479 # Note that on some systems (notably MacOSX) no extra library
2480 # need be linked to get the uuid functions.
2481 if test "$uuid" != "no" ; then
2482   uuid_libs="-luuid"
2483   cat > $TMPC << EOF
2484 #include <uuid/uuid.h>
2485 int main(void)
2486 {
2487     uuid_t my_uuid;
2488     uuid_generate(my_uuid);
2489     return 0;
2490 }
2491 EOF
2492   if compile_prog "" "" ; then
2493     uuid="yes"
2494   elif compile_prog "" "$uuid_libs" ; then
2495     uuid="yes"
2496     libs_softmmu="$uuid_libs $libs_softmmu"
2497     libs_tools="$uuid_libs $libs_tools"
2498   else
2499     if test "$uuid" = "yes" ; then
2500       feature_not_found "uuid" "Install libuuid devel"
2501     fi
2502     uuid=no
2503   fi
2504 fi
2505
2506 if test "$vhdx" = "yes" ; then
2507     if test "$uuid" = "no" ; then
2508         error_exit "uuid required for VHDX support"
2509     fi
2510 elif test "$vhdx" != "no" ; then
2511     if test "$uuid" = "yes" ; then
2512         vhdx=yes
2513     else
2514         vhdx=no
2515     fi
2516 fi
2517
2518 ##########################################
2519 # xfsctl() probe, used for raw-posix
2520 if test "$xfs" != "no" ; then
2521   cat > $TMPC << EOF
2522 #include <stddef.h>  /* NULL */
2523 #include <xfs/xfs.h>
2524 int main(void)
2525 {
2526     xfsctl(NULL, 0, 0, NULL);
2527     return 0;
2528 }
2529 EOF
2530   if compile_prog "" "" ; then
2531     xfs="yes"
2532   else
2533     if test "$xfs" = "yes" ; then
2534       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2535     fi
2536     xfs=no
2537   fi
2538 fi
2539
2540 ##########################################
2541 # vde libraries probe
2542 if test "$vde" != "no" ; then
2543   vde_libs="-lvdeplug"
2544   cat > $TMPC << EOF
2545 #include <libvdeplug.h>
2546 int main(void)
2547 {
2548     struct vde_open_args a = {0, 0, 0};
2549     char s[] = "";
2550     vde_open(s, s, &a);
2551     return 0;
2552 }
2553 EOF
2554   if compile_prog "" "$vde_libs" ; then
2555     vde=yes
2556     libs_softmmu="$vde_libs $libs_softmmu"
2557     libs_tools="$vde_libs $libs_tools"
2558   else
2559     if test "$vde" = "yes" ; then
2560       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2561     fi
2562     vde=no
2563   fi
2564 fi
2565
2566 ##########################################
2567 # netmap support probe
2568 # Apart from looking for netmap headers, we make sure that the host API version
2569 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2570 # a minor/major version number. Minor new features will be marked with values up
2571 # to 15, and if something happens that requires a change to the backend we will
2572 # move above 15, submit the backend fixes and modify this two bounds.
2573 if test "$netmap" != "no" ; then
2574   cat > $TMPC << EOF
2575 #include <inttypes.h>
2576 #include <net/if.h>
2577 #include <net/netmap.h>
2578 #include <net/netmap_user.h>
2579 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2580 #error
2581 #endif
2582 int main(void) { return 0; }
2583 EOF
2584   if compile_prog "" "" ; then
2585     netmap=yes
2586   else
2587     if test "$netmap" = "yes" ; then
2588       feature_not_found "netmap"
2589     fi
2590     netmap=no
2591   fi
2592 fi
2593
2594 ##########################################
2595 # libcap-ng library probe
2596 if test "$cap_ng" != "no" ; then
2597   cap_libs="-lcap-ng"
2598   cat > $TMPC << EOF
2599 #include <cap-ng.h>
2600 int main(void)
2601 {
2602     capng_capability_to_name(CAPNG_EFFECTIVE);
2603     return 0;
2604 }
2605 EOF
2606   if compile_prog "" "$cap_libs" ; then
2607     cap_ng=yes
2608     libs_tools="$cap_libs $libs_tools"
2609   else
2610     if test "$cap_ng" = "yes" ; then
2611       feature_not_found "cap_ng" "Install libcap-ng devel"
2612     fi
2613     cap_ng=no
2614   fi
2615 fi
2616
2617 ##########################################
2618 # Sound support libraries probe
2619
2620 audio_drv_probe()
2621 {
2622     drv=$1
2623     hdr=$2
2624     lib=$3
2625     exp=$4
2626     cfl=$5
2627         cat > $TMPC << EOF
2628 #include <$hdr>
2629 int main(void) { $exp }
2630 EOF
2631     if compile_prog "$cfl" "$lib" ; then
2632         :
2633     else
2634         error_exit "$drv check failed" \
2635             "Make sure to have the $drv libs and headers installed."
2636     fi
2637 }
2638
2639 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2640 for drv in $audio_drv_list; do
2641     case $drv in
2642     alsa)
2643     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2644         "return snd_pcm_close((snd_pcm_t *)0);"
2645     libs_softmmu="-lasound $libs_softmmu"
2646     ;;
2647
2648     pa)
2649     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2650         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2651     libs_softmmu="-lpulse $libs_softmmu"
2652     audio_pt_int="yes"
2653     ;;
2654
2655     coreaudio)
2656       libs_softmmu="-framework CoreAudio $libs_softmmu"
2657     ;;
2658
2659     dsound)
2660       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2661       audio_win_int="yes"
2662     ;;
2663
2664     oss)
2665       libs_softmmu="$oss_lib $libs_softmmu"
2666     ;;
2667
2668     sdl|wav)
2669     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2670     ;;
2671
2672     *)
2673     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2674         error_exit "Unknown driver '$drv' selected" \
2675             "Possible drivers are: $audio_possible_drivers"
2676     }
2677     ;;
2678     esac
2679 done
2680
2681 ##########################################
2682 # BrlAPI probe
2683
2684 if test "$brlapi" != "no" ; then
2685   brlapi_libs="-lbrlapi"
2686   cat > $TMPC << EOF
2687 #include <brlapi.h>
2688 #include <stddef.h>
2689 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2690 EOF
2691   if compile_prog "" "$brlapi_libs" ; then
2692     brlapi=yes
2693     libs_softmmu="$brlapi_libs $libs_softmmu"
2694   else
2695     if test "$brlapi" = "yes" ; then
2696       feature_not_found "brlapi" "Install brlapi devel"
2697     fi
2698     brlapi=no
2699   fi
2700 fi
2701
2702 ##########################################
2703 # curses probe
2704 if test "$curses" != "no" ; then
2705   if test "$mingw32" = "yes" ; then
2706     curses_list="-lpdcurses"
2707   else
2708     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2709   fi
2710   curses_found=no
2711   cat > $TMPC << EOF
2712 #include <curses.h>
2713 int main(void) {
2714   const char *s = curses_version();
2715   resize_term(0, 0);
2716   return s != 0;
2717 }
2718 EOF
2719   IFS=:
2720   for curses_lib in $curses_list; do
2721     unset IFS
2722     if compile_prog "" "$curses_lib" ; then
2723       curses_found=yes
2724       libs_softmmu="$curses_lib $libs_softmmu"
2725       break
2726     fi
2727   done
2728   unset IFS
2729   if test "$curses_found" = "yes" ; then
2730     curses=yes
2731   else
2732     if test "$curses" = "yes" ; then
2733       feature_not_found "curses" "Install ncurses devel"
2734     fi
2735     curses=no
2736   fi
2737 fi
2738
2739 ##########################################
2740 # curl probe
2741 if test "$curl" != "no" ; then
2742   if $pkg_config libcurl --exists; then
2743     curlconfig="$pkg_config libcurl"
2744   else
2745     curlconfig=curl-config
2746   fi
2747   cat > $TMPC << EOF
2748 #include <curl/curl.h>
2749 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2750 EOF
2751   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2752   curl_libs=`$curlconfig --libs 2>/dev/null`
2753   if compile_prog "$curl_cflags" "$curl_libs" ; then
2754     curl=yes
2755   else
2756     if test "$curl" = "yes" ; then
2757       feature_not_found "curl" "Install libcurl devel"
2758     fi
2759     curl=no
2760   fi
2761 fi # test "$curl"
2762
2763 ##########################################
2764 # bluez support probe
2765 if test "$bluez" != "no" ; then
2766   cat > $TMPC << EOF
2767 #include <bluetooth/bluetooth.h>
2768 int main(void) { return bt_error(0); }
2769 EOF
2770   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2771   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2772   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2773     bluez=yes
2774     libs_softmmu="$bluez_libs $libs_softmmu"
2775   else
2776     if test "$bluez" = "yes" ; then
2777       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
2778     fi
2779     bluez="no"
2780   fi
2781 fi
2782
2783 ##########################################
2784 # glib support probe
2785
2786 glib_req_ver=2.22
2787 glib_modules=gthread-2.0
2788 if test "$modules" = yes; then
2789     glib_modules="$glib_modules gmodule-2.0"
2790 fi
2791
2792 for i in $glib_modules; do
2793     if $pkg_config --atleast-version=$glib_req_ver $i; then
2794         glib_cflags=`$pkg_config --cflags $i`
2795         glib_libs=`$pkg_config --libs $i`
2796         CFLAGS="$glib_cflags $CFLAGS"
2797         LIBS="$glib_libs $LIBS"
2798         libs_qga="$glib_libs $libs_qga"
2799     else
2800         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
2801     fi
2802 done
2803
2804 # g_test_trap_subprocess added in 2.38. Used by some tests.
2805 glib_subprocess=yes
2806 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
2807     glib_subprocess=no
2808 fi
2809
2810 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
2811 cat > $TMPC << EOF
2812 #include <glib.h>
2813 int main(void) { return 0; }
2814 EOF
2815 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
2816     if cc_has_warning_flag "-Wno-unknown-attributes"; then
2817         glib_cflags="-Wno-unknown-attributes $glib_cflags"
2818         CFLAGS="-Wno-unknown-attributes $CFLAGS"
2819     fi
2820 fi
2821
2822 ##########################################
2823 # SHA command probe for modules
2824 if test "$modules" = yes; then
2825     shacmd_probe="sha1sum sha1 shasum"
2826     for c in $shacmd_probe; do
2827         if has $c; then
2828             shacmd="$c"
2829             break
2830         fi
2831     done
2832     if test "$shacmd" = ""; then
2833         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
2834     fi
2835 fi
2836
2837 ##########################################
2838 # pixman support probe
2839
2840 if test "$pixman" = ""; then
2841   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2842     pixman="none"
2843   elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
2844     pixman="system"
2845   else
2846     pixman="internal"
2847   fi
2848 fi
2849 if test "$pixman" = "none"; then
2850   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2851     error_exit "pixman disabled but system emulation or tools build" \
2852         "enabled.  You can turn off pixman only if you also" \
2853         "disable all system emulation targets and the tools" \
2854         "build with '--disable-tools --disable-system'."
2855   fi
2856   pixman_cflags=
2857   pixman_libs=
2858 elif test "$pixman" = "system"; then
2859   # pixman version has been checked above
2860   pixman_cflags=`$pkg_config --cflags pixman-1`
2861   pixman_libs=`$pkg_config --libs pixman-1`
2862 else
2863   if test ! -d ${source_path}/pixman/pixman; then
2864     error_exit "pixman >= 0.21.8 not present. Your options:" \
2865         "  (1) Preferred: Install the pixman devel package (any recent" \
2866         "      distro should have packages as Xorg needs pixman too)." \
2867         "  (2) Fetch the pixman submodule, using:" \
2868         "      git submodule update --init pixman"
2869   fi
2870   mkdir -p pixman/pixman
2871   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2872   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2873 fi
2874
2875 ##########################################
2876 # libcap probe
2877
2878 if test "$cap" != "no" ; then
2879   cat > $TMPC <<EOF
2880 #include <stdio.h>
2881 #include <sys/capability.h>
2882 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2883 EOF
2884   if compile_prog "" "-lcap" ; then
2885     cap=yes
2886   else
2887     cap=no
2888   fi
2889 fi
2890
2891 ##########################################
2892 # pthread probe
2893 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2894
2895 pthread=no
2896 cat > $TMPC << EOF
2897 #include <pthread.h>
2898 static void *f(void *p) { return NULL; }
2899 int main(void) {
2900   pthread_t thread;
2901   pthread_create(&thread, 0, f, 0);
2902   return 0;
2903 }
2904 EOF
2905 if compile_prog "" "" ; then
2906   pthread=yes
2907 else
2908   for pthread_lib in $PTHREADLIBS_LIST; do
2909     if compile_prog "" "$pthread_lib" ; then
2910       pthread=yes
2911       found=no
2912       for lib_entry in $LIBS; do
2913         if test "$lib_entry" = "$pthread_lib"; then
2914           found=yes
2915           break
2916         fi
2917       done
2918       if test "$found" = "no"; then
2919         LIBS="$pthread_lib $LIBS"
2920       fi
2921       break
2922     fi
2923   done
2924 fi
2925
2926 if test "$mingw32" != yes -a "$pthread" = no; then
2927   error_exit "pthread check failed" \
2928       "Make sure to have the pthread libs and headers installed."
2929 fi
2930
2931 # check for pthread_setname_np
2932 pthread_setname_np=no
2933 cat > $TMPC << EOF
2934 #include <pthread.h>
2935
2936 static void *f(void *p) { return NULL; }
2937 int main(void)
2938 {
2939     pthread_t thread;
2940     pthread_create(&thread, 0, f, 0);
2941     pthread_setname_np(thread, "QEMU");
2942     return 0;
2943 }
2944 EOF
2945 if compile_prog "" "$pthread_lib" ; then
2946   pthread_setname_np=yes
2947 fi
2948
2949 ##########################################
2950 # rbd probe
2951 if test "$rbd" != "no" ; then
2952   cat > $TMPC <<EOF
2953 #include <stdio.h>
2954 #include <rbd/librbd.h>
2955 int main(void) {
2956     rados_t cluster;
2957     rados_create(&cluster, NULL);
2958     return 0;
2959 }
2960 EOF
2961   rbd_libs="-lrbd -lrados"
2962   if compile_prog "" "$rbd_libs" ; then
2963     rbd=yes
2964   else
2965     if test "$rbd" = "yes" ; then
2966       feature_not_found "rados block device" "Install librbd/ceph devel"
2967     fi
2968     rbd=no
2969   fi
2970 fi
2971
2972 ##########################################
2973 # libssh2 probe
2974 min_libssh2_version=1.2.8
2975 if test "$libssh2" != "no" ; then
2976   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2977     libssh2_cflags=`$pkg_config libssh2 --cflags`
2978     libssh2_libs=`$pkg_config libssh2 --libs`
2979     libssh2=yes
2980   else
2981     if test "$libssh2" = "yes" ; then
2982       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2983     fi
2984     libssh2=no
2985   fi
2986 fi
2987
2988 ##########################################
2989 # libssh2_sftp_fsync probe
2990
2991 if test "$libssh2" = "yes"; then
2992   cat > $TMPC <<EOF
2993 #include <stdio.h>
2994 #include <libssh2.h>
2995 #include <libssh2_sftp.h>
2996 int main(void) {
2997     LIBSSH2_SESSION *session;
2998     LIBSSH2_SFTP *sftp;
2999     LIBSSH2_SFTP_HANDLE *sftp_handle;
3000     session = libssh2_session_init ();
3001     sftp = libssh2_sftp_init (session);
3002     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
3003     libssh2_sftp_fsync (sftp_handle);
3004     return 0;
3005 }
3006 EOF
3007   # libssh2_cflags/libssh2_libs defined in previous test.
3008   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
3009     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
3010   fi
3011 fi
3012
3013 ##########################################
3014 # linux-aio probe
3015
3016 if test "$linux_aio" != "no" ; then
3017   cat > $TMPC <<EOF
3018 #include <libaio.h>
3019 #include <sys/eventfd.h>
3020 #include <stddef.h>
3021 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
3022 EOF
3023   if compile_prog "" "-laio" ; then
3024     linux_aio=yes
3025   else
3026     if test "$linux_aio" = "yes" ; then
3027       feature_not_found "linux AIO" "Install libaio devel"
3028     fi
3029     linux_aio=no
3030   fi
3031 fi
3032
3033 ##########################################
3034 # TPM passthrough is only on x86 Linux
3035
3036 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
3037   tpm_passthrough=$tpm
3038 else
3039   tpm_passthrough=no
3040 fi
3041
3042 ##########################################
3043 # attr probe
3044
3045 if test "$attr" != "no" ; then
3046   cat > $TMPC <<EOF
3047 #include <stdio.h>
3048 #include <sys/types.h>
3049 #ifdef CONFIG_LIBATTR
3050 #include <attr/xattr.h>
3051 #else
3052 #include <sys/xattr.h>
3053 #endif
3054 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
3055 EOF
3056   if compile_prog "" "" ; then
3057     attr=yes
3058   # Older distros have <attr/xattr.h>, and need -lattr:
3059   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
3060     attr=yes
3061     LIBS="-lattr $LIBS"
3062     libattr=yes
3063   else
3064     if test "$attr" = "yes" ; then
3065       feature_not_found "ATTR" "Install libc6 or libattr devel"
3066     fi
3067     attr=no
3068   fi
3069 fi
3070
3071 ##########################################
3072 # iovec probe
3073 cat > $TMPC <<EOF
3074 #include <sys/types.h>
3075 #include <sys/uio.h>
3076 #include <unistd.h>
3077 int main(void) { return sizeof(struct iovec); }
3078 EOF
3079 iovec=no
3080 if compile_prog "" "" ; then
3081   iovec=yes
3082 fi
3083
3084 ##########################################
3085 # preadv probe
3086 cat > $TMPC <<EOF
3087 #include <sys/types.h>
3088 #include <sys/uio.h>
3089 #include <unistd.h>
3090 int main(void) { return preadv(0, 0, 0, 0); }
3091 EOF
3092 preadv=no
3093 if compile_prog "" "" ; then
3094   preadv=yes
3095 fi
3096
3097 ##########################################
3098 # fdt probe
3099 # fdt support is mandatory for at least some target architectures,
3100 # so insist on it if we're building those system emulators.
3101 fdt_required=no
3102 for target in $target_list; do
3103   case $target in
3104     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
3105       fdt_required=yes
3106     ;;
3107   esac
3108 done
3109
3110 if test "$fdt_required" = "yes"; then
3111   if test "$fdt" = "no"; then
3112     error_exit "fdt disabled but some requested targets require it." \
3113       "You can turn off fdt only if you also disable all the system emulation" \
3114       "targets which need it (by specifying a cut down --target-list)."
3115   fi
3116   fdt=yes
3117 fi
3118
3119 if test "$fdt" != "no" ; then
3120   fdt_libs="-lfdt"
3121   # explicitly check for libfdt_env.h as it is missing in some stable installs
3122   # and test for required functions to make sure we are on a version >= 1.4.0
3123   cat > $TMPC << EOF
3124 #include <libfdt.h>
3125 #include <libfdt_env.h>
3126 int main(void) { fdt_get_property_by_offset(0, 0, 0); return 0; }
3127 EOF
3128   if compile_prog "" "$fdt_libs" ; then
3129     # system DTC is good - use it
3130     fdt=yes
3131   elif test -d ${source_path}/dtc/libfdt ; then
3132     # have submodule DTC - use it
3133     fdt=yes
3134     dtc_internal="yes"
3135     mkdir -p dtc
3136     if [ "$pwd_is_source_path" != "y" ] ; then
3137        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3138        symlink "$source_path/dtc/scripts" "dtc/scripts"
3139     fi
3140     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3141     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3142   elif test "$fdt" = "yes" ; then
3143     # have neither and want - prompt for system/submodule install
3144     error_exit "DTC (libfdt) version >= 1.4.0 not present. Your options:" \
3145         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3146         "  (2) Fetch the DTC submodule, using:" \
3147         "      git submodule update --init dtc"
3148   else
3149     # don't have and don't want
3150     fdt_libs=
3151     fdt=no
3152   fi
3153 fi
3154
3155 libs_softmmu="$libs_softmmu $fdt_libs"
3156
3157 ##########################################
3158 # opengl probe (for sdl2, milkymist-tmu2)
3159
3160 # GLX probe, used by milkymist-tmu2
3161 # this is temporary, code will be switched to egl mid-term.
3162 cat > $TMPC << EOF
3163 #include <X11/Xlib.h>
3164 #include <GL/gl.h>
3165 #include <GL/glx.h>
3166 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
3167 EOF
3168 if compile_prog "" "-lGL -lX11" ; then
3169   have_glx=yes
3170 else
3171   have_glx=no
3172 fi
3173
3174 if test "$opengl" != "no" ; then
3175   opengl_pkgs="gl glesv2 epoxy egl"
3176   if $pkg_config $opengl_pkgs x11 && test "$have_glx" = "yes"; then
3177     opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
3178     opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"
3179     opengl=yes
3180   else
3181     if test "$opengl" = "yes" ; then
3182       feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
3183     fi
3184     opengl_cflags=""
3185     opengl_libs=""
3186     opengl=no
3187   fi
3188 fi
3189
3190
3191 ##########################################
3192 # archipelago probe
3193 if test "$archipelago" != "no" ; then
3194     cat > $TMPC <<EOF
3195 #include <stdio.h>
3196 #include <xseg/xseg.h>
3197 #include <xseg/protocol.h>
3198 int main(void) {
3199     xseg_initialize();
3200     return 0;
3201 }
3202 EOF
3203     archipelago_libs=-lxseg
3204     if compile_prog "" "$archipelago_libs"; then
3205         archipelago="yes"
3206         libs_tools="$archipelago_libs $libs_tools"
3207         libs_softmmu="$archipelago_libs $libs_softmmu"
3208
3209         echo "WARNING: Please check the licenses of QEMU and libxseg carefully."
3210         echo "GPLv3 versions of libxseg may not be compatible with QEMU's"
3211         echo "license and therefore prevent redistribution."
3212         echo
3213         echo "To disable Archipelago, use --disable-archipelago"
3214     else
3215       if test "$archipelago" = "yes" ; then
3216         feature_not_found "Archipelago backend support" "Install libxseg devel"
3217       fi
3218       archipelago="no"
3219     fi
3220 fi
3221
3222
3223 ##########################################
3224 # glusterfs probe
3225 if test "$glusterfs" != "no" ; then
3226   if $pkg_config --atleast-version=3 glusterfs-api; then
3227     glusterfs="yes"
3228     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
3229     glusterfs_libs=`$pkg_config --libs glusterfs-api`
3230     if $pkg_config --atleast-version=5 glusterfs-api; then
3231       glusterfs_discard="yes"
3232     fi
3233     if $pkg_config --atleast-version=6 glusterfs-api; then
3234       glusterfs_zerofill="yes"
3235     fi
3236   else
3237     if test "$glusterfs" = "yes" ; then
3238       feature_not_found "GlusterFS backend support" \
3239           "Install glusterfs-api devel >= 3"
3240     fi
3241     glusterfs="no"
3242   fi
3243 fi
3244
3245 # Check for inotify functions when we are building linux-user
3246 # emulator.  This is done because older glibc versions don't
3247 # have syscall stubs for these implemented.  In that case we
3248 # don't provide them even if kernel supports them.
3249 #
3250 inotify=no
3251 cat > $TMPC << EOF
3252 #include <sys/inotify.h>
3253
3254 int
3255 main(void)
3256 {
3257         /* try to start inotify */
3258         return inotify_init();
3259 }
3260 EOF
3261 if compile_prog "" "" ; then
3262   inotify=yes
3263 fi
3264
3265 inotify1=no
3266 cat > $TMPC << EOF
3267 #include <sys/inotify.h>
3268
3269 int
3270 main(void)
3271 {
3272     /* try to start inotify */
3273     return inotify_init1(0);
3274 }
3275 EOF
3276 if compile_prog "" "" ; then
3277   inotify1=yes
3278 fi
3279
3280 # check if utimensat and futimens are supported
3281 utimens=no
3282 cat > $TMPC << EOF
3283 #define _ATFILE_SOURCE
3284 #include <stddef.h>
3285 #include <fcntl.h>
3286 #include <sys/stat.h>
3287
3288 int main(void)
3289 {
3290     utimensat(AT_FDCWD, "foo", NULL, 0);
3291     futimens(0, NULL);
3292     return 0;
3293 }
3294 EOF
3295 if compile_prog "" "" ; then
3296   utimens=yes
3297 fi
3298
3299 # check if pipe2 is there
3300 pipe2=no
3301 cat > $TMPC << EOF
3302 #include <unistd.h>
3303 #include <fcntl.h>
3304
3305 int main(void)
3306 {
3307     int pipefd[2];
3308     return pipe2(pipefd, O_CLOEXEC);
3309 }
3310 EOF
3311 if compile_prog "" "" ; then
3312   pipe2=yes
3313 fi
3314
3315 # check if accept4 is there
3316 accept4=no
3317 cat > $TMPC << EOF
3318 #include <sys/socket.h>
3319 #include <stddef.h>
3320
3321 int main(void)
3322 {
3323     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3324     return 0;
3325 }
3326 EOF
3327 if compile_prog "" "" ; then
3328   accept4=yes
3329 fi
3330
3331 # check if tee/splice is there. vmsplice was added same time.
3332 splice=no
3333 cat > $TMPC << EOF
3334 #include <unistd.h>
3335 #include <fcntl.h>
3336 #include <limits.h>
3337
3338 int main(void)
3339 {
3340     int len, fd = 0;
3341     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3342     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3343     return 0;
3344 }
3345 EOF
3346 if compile_prog "" "" ; then
3347   splice=yes
3348 fi
3349
3350 ##########################################
3351 # libnuma probe
3352
3353 if test "$numa" != "no" ; then
3354   cat > $TMPC << EOF
3355 #include <numa.h>
3356 int main(void) { return numa_available(); }
3357 EOF
3358
3359   if compile_prog "" "-lnuma" ; then
3360     numa=yes
3361     libs_softmmu="-lnuma $libs_softmmu"
3362   else
3363     if test "$numa" = "yes" ; then
3364       feature_not_found "numa" "install numactl devel"
3365     fi
3366     numa=no
3367   fi
3368 fi
3369
3370 ##########################################
3371 # tcmalloc probe
3372
3373 if test "$tcmalloc" = "yes" ; then
3374   cat > $TMPC << EOF
3375 #include <stdlib.h>
3376 int main(void) { malloc(1); return 0; }
3377 EOF
3378
3379   if compile_prog "" "-ltcmalloc" ; then
3380     LIBS="-ltcmalloc $LIBS"
3381   else
3382     feature_not_found "tcmalloc" "install gperftools devel"
3383   fi
3384 fi
3385
3386 ##########################################
3387 # signalfd probe
3388 signalfd="no"
3389 cat > $TMPC << EOF
3390 #include <unistd.h>
3391 #include <sys/syscall.h>
3392 #include <signal.h>
3393 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3394 EOF
3395
3396 if compile_prog "" "" ; then
3397   signalfd=yes
3398 fi
3399
3400 # check if eventfd is supported
3401 eventfd=no
3402 cat > $TMPC << EOF
3403 #include <sys/eventfd.h>
3404
3405 int main(void)
3406 {
3407     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3408 }
3409 EOF
3410 if compile_prog "" "" ; then
3411   eventfd=yes
3412 fi
3413
3414 # check for fallocate
3415 fallocate=no
3416 cat > $TMPC << EOF
3417 #include <fcntl.h>
3418
3419 int main(void)
3420 {
3421     fallocate(0, 0, 0, 0);
3422     return 0;
3423 }
3424 EOF
3425 if compile_prog "" "" ; then
3426   fallocate=yes
3427 fi
3428
3429 # check for fallocate hole punching
3430 fallocate_punch_hole=no
3431 cat > $TMPC << EOF
3432 #include <fcntl.h>
3433 #include <linux/falloc.h>
3434
3435 int main(void)
3436 {
3437     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3438     return 0;
3439 }
3440 EOF
3441 if compile_prog "" "" ; then
3442   fallocate_punch_hole=yes
3443 fi
3444
3445 # check that fallocate supports range zeroing inside the file
3446 fallocate_zero_range=no
3447 cat > $TMPC << EOF
3448 #include <fcntl.h>
3449 #include <linux/falloc.h>
3450
3451 int main(void)
3452 {
3453     fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
3454     return 0;
3455 }
3456 EOF
3457 if compile_prog "" "" ; then
3458   fallocate_zero_range=yes
3459 fi
3460
3461 # check for posix_fallocate
3462 posix_fallocate=no
3463 cat > $TMPC << EOF
3464 #include <fcntl.h>
3465
3466 int main(void)
3467 {
3468     posix_fallocate(0, 0, 0);
3469     return 0;
3470 }
3471 EOF
3472 if compile_prog "" "" ; then
3473     posix_fallocate=yes
3474 fi
3475
3476 # check for sync_file_range
3477 sync_file_range=no
3478 cat > $TMPC << EOF
3479 #include <fcntl.h>
3480
3481 int main(void)
3482 {
3483     sync_file_range(0, 0, 0, 0);
3484     return 0;
3485 }
3486 EOF
3487 if compile_prog "" "" ; then
3488   sync_file_range=yes
3489 fi
3490
3491 # check for linux/fiemap.h and FS_IOC_FIEMAP
3492 fiemap=no
3493 cat > $TMPC << EOF
3494 #include <sys/ioctl.h>
3495 #include <linux/fs.h>
3496 #include <linux/fiemap.h>
3497
3498 int main(void)
3499 {
3500     ioctl(0, FS_IOC_FIEMAP, 0);
3501     return 0;
3502 }
3503 EOF
3504 if compile_prog "" "" ; then
3505   fiemap=yes
3506 fi
3507
3508 # check for dup3
3509 dup3=no
3510 cat > $TMPC << EOF
3511 #include <unistd.h>
3512
3513 int main(void)
3514 {
3515     dup3(0, 0, 0);
3516     return 0;
3517 }
3518 EOF
3519 if compile_prog "" "" ; then
3520   dup3=yes
3521 fi
3522
3523 # check for ppoll support
3524 ppoll=no
3525 cat > $TMPC << EOF
3526 #include <poll.h>
3527
3528 int main(void)
3529 {
3530     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3531     ppoll(&pfd, 1, 0, 0);
3532     return 0;
3533 }
3534 EOF
3535 if compile_prog "" "" ; then
3536   ppoll=yes
3537 fi
3538
3539 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3540 prctl_pr_set_timerslack=no
3541 cat > $TMPC << EOF
3542 #include <sys/prctl.h>
3543
3544 int main(void)
3545 {
3546     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
3547     return 0;
3548 }
3549 EOF
3550 if compile_prog "" "" ; then
3551   prctl_pr_set_timerslack=yes
3552 fi
3553
3554 # check for epoll support
3555 epoll=no
3556 cat > $TMPC << EOF
3557 #include <sys/epoll.h>
3558
3559 int main(void)
3560 {
3561     epoll_create(0);
3562     return 0;
3563 }
3564 EOF
3565 if compile_prog "" "" ; then
3566   epoll=yes
3567 fi
3568
3569 # epoll_create1 and epoll_pwait are later additions
3570 # so we must check separately for their presence
3571 epoll_create1=no
3572 cat > $TMPC << EOF
3573 #include <sys/epoll.h>
3574
3575 int main(void)
3576 {
3577     /* Note that we use epoll_create1 as a value, not as
3578      * a function being called. This is necessary so that on
3579      * old SPARC glibc versions where the function was present in
3580      * the library but not declared in the header file we will
3581      * fail the configure check. (Otherwise we will get a compiler
3582      * warning but not an error, and will proceed to fail the
3583      * qemu compile where we compile with -Werror.)
3584      */
3585     return (int)(uintptr_t)&epoll_create1;
3586 }
3587 EOF
3588 if compile_prog "" "" ; then
3589   epoll_create1=yes
3590 fi
3591
3592 epoll_pwait=no
3593 cat > $TMPC << EOF
3594 #include <sys/epoll.h>
3595
3596 int main(void)
3597 {
3598     epoll_pwait(0, 0, 0, 0, 0);
3599     return 0;
3600 }
3601 EOF
3602 if compile_prog "" "" ; then
3603   epoll_pwait=yes
3604 fi
3605
3606 # check for sendfile support
3607 sendfile=no
3608 cat > $TMPC << EOF
3609 #include <sys/sendfile.h>
3610
3611 int main(void)
3612 {
3613     return sendfile(0, 0, 0, 0);
3614 }
3615 EOF
3616 if compile_prog "" "" ; then
3617   sendfile=yes
3618 fi
3619
3620 # check for timerfd support (glibc 2.8 and newer)
3621 timerfd=no
3622 cat > $TMPC << EOF
3623 #include <sys/timerfd.h>
3624
3625 int main(void)
3626 {
3627     return(timerfd_create(CLOCK_REALTIME, 0));
3628 }
3629 EOF
3630 if compile_prog "" "" ; then
3631   timerfd=yes
3632 fi
3633
3634 # check for setns and unshare support
3635 setns=no
3636 cat > $TMPC << EOF
3637 #include <sched.h>
3638
3639 int main(void)
3640 {
3641     int ret;
3642     ret = setns(0, 0);
3643     ret = unshare(0);
3644     return ret;
3645 }
3646 EOF
3647 if compile_prog "" "" ; then
3648   setns=yes
3649 fi
3650
3651 # Check if tools are available to build documentation.
3652 if test "$docs" != "no" ; then
3653   if has makeinfo && has pod2man; then
3654     docs=yes
3655   else
3656     if test "$docs" = "yes" ; then
3657       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
3658     fi
3659     docs=no
3660   fi
3661 fi
3662
3663 # Search for bswap_32 function
3664 byteswap_h=no
3665 cat > $TMPC << EOF
3666 #include <byteswap.h>
3667 int main(void) { return bswap_32(0); }
3668 EOF
3669 if compile_prog "" "" ; then
3670   byteswap_h=yes
3671 fi
3672
3673 # Search for bswap32 function
3674 bswap_h=no
3675 cat > $TMPC << EOF
3676 #include <sys/endian.h>
3677 #include <sys/types.h>
3678 #include <machine/bswap.h>
3679 int main(void) { return bswap32(0); }
3680 EOF
3681 if compile_prog "" "" ; then
3682   bswap_h=yes
3683 fi
3684
3685 ##########################################
3686 # Do we have libiscsi >= 1.9.0
3687 if test "$libiscsi" != "no" ; then
3688   if $pkg_config --atleast-version=1.9.0 libiscsi; then
3689     libiscsi="yes"
3690     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3691     libiscsi_libs=$($pkg_config --libs libiscsi)
3692   else
3693     if test "$libiscsi" = "yes" ; then
3694       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
3695     fi
3696     libiscsi="no"
3697   fi
3698 fi
3699
3700 ##########################################
3701 # Do we need libm
3702 cat > $TMPC << EOF
3703 #include <math.h>
3704 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
3705 EOF
3706 if compile_prog "" "" ; then
3707   :
3708 elif compile_prog "" "-lm" ; then
3709   LIBS="-lm $LIBS"
3710   libs_qga="-lm $libs_qga"
3711 else
3712   error_exit "libm check failed"
3713 fi
3714
3715 ##########################################
3716 # Do we need librt
3717 # uClibc provides 2 versions of clock_gettime(), one with realtime
3718 # support and one without. This means that the clock_gettime() don't
3719 # need -lrt. We still need it for timer_create() so we check for this
3720 # function in addition.
3721 cat > $TMPC <<EOF
3722 #include <signal.h>
3723 #include <time.h>
3724 int main(void) {
3725   timer_create(CLOCK_REALTIME, NULL, NULL);
3726   return clock_gettime(CLOCK_REALTIME, NULL);
3727 }
3728 EOF
3729
3730 if compile_prog "" "" ; then
3731   :
3732 # we need pthread for static linking. use previous pthread test result
3733 elif compile_prog "" "$pthread_lib -lrt" ; then
3734   LIBS="$LIBS -lrt"
3735   libs_qga="$libs_qga -lrt"
3736 fi
3737
3738 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3739         "$aix" != "yes" -a "$haiku" != "yes" ; then
3740     libs_softmmu="-lutil $libs_softmmu"
3741 fi
3742
3743 ##########################################
3744 # spice probe
3745 if test "$spice" != "no" ; then
3746   cat > $TMPC << EOF
3747 #include <spice.h>
3748 int main(void) { spice_server_new(); return 0; }
3749 EOF
3750   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3751   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3752   if $pkg_config --atleast-version=0.12.0 spice-server && \
3753      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3754      compile_prog "$spice_cflags" "$spice_libs" ; then
3755     spice="yes"
3756     libs_softmmu="$libs_softmmu $spice_libs"
3757     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3758     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3759     spice_server_version=$($pkg_config --modversion spice-server)
3760   else
3761     if test "$spice" = "yes" ; then
3762       feature_not_found "spice" \
3763           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
3764     fi
3765     spice="no"
3766   fi
3767 fi
3768
3769 # check for libcacard for smartcard support
3770 smartcard_cflags=""
3771 # TODO - what's the minimal nss version we support?
3772 if test "$smartcard_nss" != "no"; then
3773   cat > $TMPC << EOF
3774 #include <pk11pub.h>
3775 int main(void) { PK11_FreeSlot(0); return 0; }
3776 EOF
3777     # FIXME: do not include $glib_* in here
3778     nss_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3779     nss_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3780     test_cflags="$nss_cflags"
3781     # The header files in nss < 3.13.3 have a bug which causes them to
3782     # emit a warning. If we're going to compile QEMU with -Werror, then
3783     # test that the headers don't have this bug. Otherwise we would pass
3784     # the configure test but fail to compile QEMU later.
3785     if test "$werror" = "yes"; then
3786         test_cflags="-Werror $test_cflags"
3787     fi
3788     if test -n "$libtool" &&
3789        $pkg_config --atleast-version=3.12.8 nss && \
3790       compile_prog "$test_cflags" "$nss_libs"; then
3791         smartcard_nss="yes"
3792     else
3793         if test "$smartcard_nss" = "yes"; then
3794             feature_not_found "nss" "Install nss devel >= 3.12.8"
3795         fi
3796         smartcard_nss="no"
3797     fi
3798 fi
3799
3800 # check for libusb
3801 if test "$libusb" != "no" ; then
3802     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3803         libusb="yes"
3804         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3805         libusb_libs=$($pkg_config --libs libusb-1.0)
3806         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3807         libs_softmmu="$libs_softmmu $libusb_libs"
3808     else
3809         if test "$libusb" = "yes"; then
3810             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
3811         fi
3812         libusb="no"
3813     fi
3814 fi
3815
3816 # check for usbredirparser for usb network redirection support
3817 if test "$usb_redir" != "no" ; then
3818     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3819         usb_redir="yes"
3820         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3821         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3822         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3823         libs_softmmu="$libs_softmmu $usb_redir_libs"
3824     else
3825         if test "$usb_redir" = "yes"; then
3826             feature_not_found "usb-redir" "Install usbredir devel"
3827         fi
3828         usb_redir="no"
3829     fi
3830 fi
3831
3832 ##########################################
3833 # check if we have VSS SDK headers for win
3834
3835 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3836   case "$vss_win32_sdk" in
3837     "")   vss_win32_include="-I$source_path" ;;
3838     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3839           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3840           vss_win32_include="-I$source_path/.sdk/vss"
3841           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3842           ;;
3843     *)    vss_win32_include="-I$vss_win32_sdk"
3844   esac
3845   cat > $TMPC << EOF
3846 #define __MIDL_user_allocate_free_DEFINED__
3847 #include <inc/win2003/vss.h>
3848 int main(void) { return VSS_CTX_BACKUP; }
3849 EOF
3850   if compile_prog "$vss_win32_include" "" ; then
3851     guest_agent_with_vss="yes"
3852     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3853     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3854     qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
3855   else
3856     if test "$vss_win32_sdk" != "" ; then
3857       echo "ERROR: Please download and install Microsoft VSS SDK:"
3858       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3859       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3860       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3861       echo "ERROR: The headers are extracted in the directory \`inc'."
3862       feature_not_found "VSS support"
3863     fi
3864     guest_agent_with_vss="no"
3865   fi
3866 fi
3867
3868 ##########################################
3869 # lookup Windows platform SDK (if not specified)
3870 # The SDK is needed only to build .tlb (type library) file of guest agent
3871 # VSS provider from the source. It is usually unnecessary because the
3872 # pre-compiled .tlb file is included.
3873
3874 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3875   if test -z "$win_sdk"; then
3876     programfiles="$PROGRAMFILES"
3877     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3878     if test -n "$programfiles"; then
3879       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3880     else
3881       feature_not_found "Windows SDK"
3882     fi
3883   elif test "$win_sdk" = "no"; then
3884     win_sdk=""
3885   fi
3886 fi
3887
3888 ##########################################
3889 # check if mingw environment provides a recent ntddscsi.h
3890 if test "$mingw32" = "yes" -a "$guest_agent" != "no"; then
3891   cat > $TMPC << EOF
3892 #include <windows.h>
3893 #include <ntddscsi.h>
3894 int main(void) {
3895 #if !defined(IOCTL_SCSI_GET_ADDRESS)
3896 #error Missing required ioctl definitions
3897 #endif
3898   SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
3899   return addr.Lun;
3900 }
3901 EOF
3902   if compile_prog "" "" ; then
3903     guest_agent_ntddscsi=yes
3904     libs_qga="-lsetupapi $libs_qga"
3905   fi
3906 fi
3907
3908 ##########################################
3909 # check if we have fdatasync
3910
3911 fdatasync=no
3912 cat > $TMPC << EOF
3913 #include <unistd.h>
3914 int main(void) {
3915 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3916 return fdatasync(0);
3917 #else
3918 #error Not supported
3919 #endif
3920 }
3921 EOF
3922 if compile_prog "" "" ; then
3923     fdatasync=yes
3924 fi
3925
3926 ##########################################
3927 # check if we have madvise
3928
3929 madvise=no
3930 cat > $TMPC << EOF
3931 #include <sys/types.h>
3932 #include <sys/mman.h>
3933 #include <stddef.h>
3934 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3935 EOF
3936 if compile_prog "" "" ; then
3937     madvise=yes
3938 fi
3939
3940 ##########################################
3941 # check if we have posix_madvise
3942
3943 posix_madvise=no
3944 cat > $TMPC << EOF
3945 #include <sys/mman.h>
3946 #include <stddef.h>
3947 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3948 EOF
3949 if compile_prog "" "" ; then
3950     posix_madvise=yes
3951 fi
3952
3953 ##########################################
3954 # check if we have usable SIGEV_THREAD_ID
3955
3956 sigev_thread_id=no
3957 cat > $TMPC << EOF
3958 #include <signal.h>
3959 int main(void) {
3960   struct sigevent ev;
3961   ev.sigev_notify = SIGEV_THREAD_ID;
3962   ev._sigev_un._tid = 0;
3963   asm volatile("" : : "g"(&ev));
3964   return 0;
3965 }
3966 EOF
3967 if compile_prog "" "" ; then
3968     sigev_thread_id=yes
3969 fi
3970
3971 ##########################################
3972 # check if trace backend exists
3973
3974 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
3975 if test "$?" -ne 0 ; then
3976   error_exit "invalid trace backends" \
3977       "Please choose supported trace backends."
3978 fi
3979
3980 ##########################################
3981 # For 'ust' backend, test if ust headers are present
3982 if have_backend "ust"; then
3983   cat > $TMPC << EOF
3984 #include <lttng/tracepoint.h>
3985 int main(void) { return 0; }
3986 EOF
3987   if compile_prog "" "" ; then
3988     if $pkg_config lttng-ust --exists; then
3989       lttng_ust_libs=`$pkg_config --libs lttng-ust`
3990     else
3991       lttng_ust_libs="-llttng-ust"
3992     fi
3993     if $pkg_config liburcu-bp --exists; then
3994       urcu_bp_libs=`$pkg_config --libs liburcu-bp`
3995     else
3996       urcu_bp_libs="-lurcu-bp"
3997     fi
3998
3999     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
4000     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
4001   else
4002     error_exit "Trace backend 'ust' missing lttng-ust header files"
4003   fi
4004 fi
4005
4006 ##########################################
4007 # For 'dtrace' backend, test if 'dtrace' command is present
4008 if have_backend "dtrace"; then
4009   if ! has 'dtrace' ; then
4010     error_exit "dtrace command is not found in PATH $PATH"
4011   fi
4012   trace_backend_stap="no"
4013   if has 'stap' ; then
4014     trace_backend_stap="yes"
4015   fi
4016 fi
4017
4018 ##########################################
4019 # check and set a backend for coroutine
4020
4021 # We prefer ucontext, but it's not always possible. The fallback
4022 # is sigcontext. gthread is not selectable except explicitly, because
4023 # it is not functional enough to run QEMU proper. (It is occasionally
4024 # useful for debugging purposes.)  On Windows the only valid backend
4025 # is the Windows-specific one.
4026
4027 ucontext_works=no
4028 if test "$darwin" != "yes"; then
4029   cat > $TMPC << EOF
4030 #include <ucontext.h>
4031 #ifdef __stub_makecontext
4032 #error Ignoring glibc stub makecontext which will always fail
4033 #endif
4034 int main(void) { makecontext(0, 0, 0); return 0; }
4035 EOF
4036   if compile_prog "" "" ; then
4037     ucontext_works=yes
4038   fi
4039 fi
4040
4041 if test "$coroutine" = ""; then
4042   if test "$mingw32" = "yes"; then
4043     coroutine=win32
4044   elif test "$ucontext_works" = "yes"; then
4045     coroutine=ucontext
4046   else
4047     coroutine=sigaltstack
4048   fi
4049 else
4050   case $coroutine in
4051   windows)
4052     if test "$mingw32" != "yes"; then
4053       error_exit "'windows' coroutine backend only valid for Windows"
4054     fi
4055     # Unfortunately the user visible backend name doesn't match the
4056     # coroutine-*.c filename for this case, so we have to adjust it here.
4057     coroutine=win32
4058     ;;
4059   ucontext)
4060     if test "$ucontext_works" != "yes"; then
4061       feature_not_found "ucontext"
4062     fi
4063     ;;
4064   gthread|sigaltstack)
4065     if test "$mingw32" = "yes"; then
4066       error_exit "only the 'windows' coroutine backend is valid for Windows"
4067     fi
4068     ;;
4069   *)
4070     error_exit "unknown coroutine backend $coroutine"
4071     ;;
4072   esac
4073 fi
4074
4075 if test "$coroutine_pool" = ""; then
4076   if test "$coroutine" = "gthread"; then
4077     coroutine_pool=no
4078   else
4079     coroutine_pool=yes
4080   fi
4081 fi
4082 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
4083   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
4084 fi
4085
4086 ##########################################
4087 # check if we have open_by_handle_at
4088
4089 open_by_handle_at=no
4090 cat > $TMPC << EOF
4091 #include <fcntl.h>
4092 #if !defined(AT_EMPTY_PATH)
4093 # error missing definition
4094 #else
4095 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
4096 #endif
4097 EOF
4098 if compile_prog "" "" ; then
4099     open_by_handle_at=yes
4100 fi
4101
4102 ########################################
4103 # check if we have linux/magic.h
4104
4105 linux_magic_h=no
4106 cat > $TMPC << EOF
4107 #include <linux/magic.h>
4108 int main(void) {
4109   return 0;
4110 }
4111 EOF
4112 if compile_prog "" "" ; then
4113     linux_magic_h=yes
4114 fi
4115
4116 ########################################
4117 # check whether we can disable warning option with a pragma (this is needed
4118 # to silence warnings in the headers of some versions of external libraries).
4119 # This test has to be compiled with -Werror as otherwise an unknown pragma is
4120 # only a warning.
4121 #
4122 # If we can't selectively disable warning in the code, disable -Werror so that
4123 # the build doesn't fail anyway.
4124
4125 pragma_disable_unused_but_set=no
4126 cat > $TMPC << EOF
4127 #pragma GCC diagnostic push
4128 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
4129 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
4130 #pragma GCC diagnostic pop
4131
4132 int main(void) {
4133     return 0;
4134 }
4135 EOF
4136 if compile_prog "-Werror" "" ; then
4137     pragma_diagnostic_available=yes
4138 else
4139     werror=no
4140 fi
4141
4142 ########################################
4143 # check if we have valgrind/valgrind.h
4144
4145 valgrind_h=no
4146 cat > $TMPC << EOF
4147 #include <valgrind/valgrind.h>
4148 int main(void) {
4149   return 0;
4150 }
4151 EOF
4152 if compile_prog "" "" ; then
4153     valgrind_h=yes
4154 fi
4155
4156 ########################################
4157 # check if environ is declared
4158
4159 has_environ=no
4160 cat > $TMPC << EOF
4161 #include <unistd.h>
4162 int main(void) {
4163     environ = 0;
4164     return 0;
4165 }
4166 EOF
4167 if compile_prog "" "" ; then
4168     has_environ=yes
4169 fi
4170
4171 ########################################
4172 # check if cpuid.h is usable.
4173
4174 cpuid_h=no
4175 cat > $TMPC << EOF
4176 #include <cpuid.h>
4177 int main(void) {
4178     unsigned a, b, c, d;
4179     int max = __get_cpuid_max(0, 0);
4180
4181     if (max >= 1) {
4182         __cpuid(1, a, b, c, d);
4183     }
4184
4185     if (max >= 7) {
4186         __cpuid_count(7, 0, a, b, c, d);
4187     }
4188
4189     return 0;
4190 }
4191 EOF
4192 if compile_prog "" "" ; then
4193     cpuid_h=yes
4194 fi
4195
4196 ########################################
4197 # check if __[u]int128_t is usable.
4198
4199 int128=no
4200 cat > $TMPC << EOF
4201 #if defined(__clang_major__) && defined(__clang_minor__)
4202 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4203 #  error __int128_t does not work in CLANG before 3.2
4204 # endif
4205 #endif
4206 __int128_t a;
4207 __uint128_t b;
4208 int main (void) {
4209   a = a + b;
4210   b = a * b;
4211   a = a * a;
4212   return 0;
4213 }
4214 EOF
4215 if compile_prog "" "" ; then
4216     int128=yes
4217 fi
4218
4219 ########################################
4220 # check if getauxval is available.
4221
4222 getauxval=no
4223 cat > $TMPC << EOF
4224 #include <sys/auxv.h>
4225 int main(void) {
4226   return getauxval(AT_HWCAP) == 0;
4227 }
4228 EOF
4229 if compile_prog "" "" ; then
4230     getauxval=yes
4231 fi
4232
4233 ########################################
4234 # check if ccache is interfering with
4235 # semantic analysis of macros
4236
4237 ccache_cpp2=no
4238 cat > $TMPC << EOF
4239 static const int Z = 1;
4240 #define fn() ({ Z; })
4241 #define TAUT(X) ((X) == Z)
4242 #define PAREN(X, Y) (X == Y)
4243 #define ID(X) (X)
4244 int main(int argc, char *argv[])
4245 {
4246     int x = 0, y = 0;
4247     x = ID(x);
4248     x = fn();
4249     fn();
4250     if (PAREN(x, y)) return 0;
4251     if (TAUT(Z)) return 0;
4252     return 0;
4253 }
4254 EOF
4255
4256 if ! compile_object "-Werror"; then
4257     ccache_cpp2=yes
4258 fi
4259
4260 ##########################################
4261 # End of CC checks
4262 # After here, no more $cc or $ld runs
4263
4264 if test "$gcov" = "yes" ; then
4265   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4266   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4267 elif test "$debug" = "no" ; then
4268   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4269 fi
4270
4271 ##########################################
4272 # Do we have libnfs
4273 if test "$libnfs" != "no" ; then
4274   if $pkg_config --atleast-version=1.9.3 libnfs; then
4275     libnfs="yes"
4276     libnfs_libs=$($pkg_config --libs libnfs)
4277     LIBS="$LIBS $libnfs_libs"
4278   else
4279     if test "$libnfs" = "yes" ; then
4280       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
4281     fi
4282     libnfs="no"
4283   fi
4284 fi
4285
4286 # Disable zero malloc errors for official releases unless explicitly told to
4287 # enable/disable
4288 if test -z "$zero_malloc" ; then
4289     if test "$z_version" = "50" ; then
4290         zero_malloc="no"
4291     else
4292         zero_malloc="yes"
4293     fi
4294 fi
4295
4296 # Now we've finished running tests it's OK to add -Werror to the compiler flags
4297 if test "$werror" = "yes"; then
4298     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
4299 fi
4300
4301 if test "$solaris" = "no" ; then
4302     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
4303         LDFLAGS="-Wl,--warn-common $LDFLAGS"
4304     fi
4305 fi
4306
4307 # test if pod2man has --utf8 option
4308 if pod2man --help | grep -q utf8; then
4309     POD2MAN="pod2man --utf8"
4310 else
4311     POD2MAN="pod2man"
4312 fi
4313
4314 # Use ASLR, no-SEH and DEP if available
4315 if test "$mingw32" = "yes" ; then
4316     for flag in --dynamicbase --no-seh --nxcompat; do
4317         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
4318             LDFLAGS="-Wl,$flag $LDFLAGS"
4319         fi
4320     done
4321 fi
4322
4323 qemu_confdir=$sysconfdir$confsuffix
4324 qemu_moddir=$libdir$confsuffix
4325 qemu_datadir=$datadir$confsuffix
4326 qemu_localedir="$datadir/locale"
4327
4328 tools=""
4329 if test "$want_tools" = "yes" ; then
4330   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
4331   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
4332     tools="qemu-nbd\$(EXESUF) $tools"
4333   fi
4334 fi
4335 if test "$softmmu" = yes ; then
4336   if test "$virtfs" != no ; then
4337     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
4338       virtfs=yes
4339       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
4340     else
4341       if test "$virtfs" = yes; then
4342         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
4343       fi
4344       virtfs=no
4345     fi
4346   fi
4347 fi
4348
4349 # Probe for guest agent support/options
4350
4351 if [ "$guest_agent" != "no" ]; then
4352   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
4353       tools="qemu-ga\$(EXESUF) $tools"
4354       guest_agent=yes
4355   elif [ "$guest_agent" != yes ]; then
4356       guest_agent=no
4357   else
4358       error_exit "Guest agent is not supported on this platform"
4359   fi
4360 fi
4361
4362 # Guest agent Window MSI  package
4363
4364 if test "$guest_agent" != yes; then
4365   if test "$guest_agent_msi" = yes; then
4366     error_exit "MSI guest agent package requires guest agent enabled"
4367   fi
4368   guest_agent_msi=no
4369 elif test "$mingw32" != "yes"; then
4370   if test "$guest_agent_msi" = "yes"; then
4371     error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
4372   fi
4373   guest_agent_msi=no
4374 elif ! has wixl; then
4375   if test "$guest_agent_msi" = "yes"; then
4376     error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
4377   fi
4378   guest_agent_msi=no
4379 else
4380   # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
4381   # disabled explicitly
4382   if test "$guest_agent_msi" != "no"; then
4383     guest_agent_msi=yes
4384   fi
4385 fi
4386
4387 if test "$guest_agent_msi" = "yes"; then
4388   if test "$guest_agent_with_vss" = "yes"; then
4389     QEMU_GA_MSI_WITH_VSS="-D InstallVss"
4390   fi
4391
4392   if test "$QEMU_GA_MANUFACTURER" = ""; then
4393     QEMU_GA_MANUFACTURER=QEMU
4394   fi
4395
4396   if test "$QEMU_GA_DISTRO" = ""; then
4397     QEMU_GA_DISTRO=Linux
4398   fi
4399
4400   if test "$QEMU_GA_VERSION" = ""; then
4401       QEMU_GA_VERSION=`cat $source_path/VERSION`
4402   fi
4403
4404   QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=`$pkg_config --variable=prefix glib-2.0`/bin"
4405
4406   case "$cpu" in
4407   x86_64)
4408     QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
4409     ;;
4410   i386)
4411     QEMU_GA_MSI_ARCH="-D Arch=32"
4412     ;;
4413   *)
4414     error_exit "CPU $cpu not supported for building installation package"
4415     ;;
4416   esac
4417 fi
4418
4419 # Mac OS X ships with a broken assembler
4420 roms=
4421 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
4422         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
4423         "$softmmu" = yes ; then
4424   roms="optionrom"
4425 fi
4426 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
4427   roms="$roms spapr-rtas"
4428 fi
4429
4430 if test "$cpu" = "s390x" ; then
4431   roms="$roms s390-ccw"
4432 fi
4433
4434 # Probe for the need for relocating the user-only binary.
4435 if test "$pie" = "no" ; then
4436   textseg_addr=
4437   case "$cpu" in
4438     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
4439       # ??? Rationale for choosing this address
4440       textseg_addr=0x60000000
4441       ;;
4442     mips)
4443       # A 256M aligned address, high in the address space, with enough
4444       # room for the code_gen_buffer above it before the stack.
4445       textseg_addr=0x60000000
4446       ;;
4447   esac
4448   if [ -n "$textseg_addr" ]; then
4449     cat > $TMPC <<EOF
4450     int main(void) { return 0; }
4451 EOF
4452     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
4453     if ! compile_prog "" "$textseg_ldflags"; then
4454       # In case ld does not support -Ttext-segment, edit the default linker
4455       # script via sed to set the .text start addr.  This is needed on FreeBSD
4456       # at least.
4457       $ld --verbose | sed \
4458         -e '1,/==================================================/d' \
4459         -e '/==================================================/,$d' \
4460         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
4461         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
4462       textseg_ldflags="-Wl,-T../config-host.ld"
4463     fi
4464   fi
4465 fi
4466
4467 # prepend pixman and ftd flags after all config tests are done
4468 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
4469 libs_softmmu="$pixman_libs $libs_softmmu"
4470
4471 echo "Install prefix    $prefix"
4472 echo "BIOS directory    `eval echo $qemu_datadir`"
4473 echo "binary directory  `eval echo $bindir`"
4474 echo "library directory `eval echo $libdir`"
4475 echo "module directory  `eval echo $qemu_moddir`"
4476 echo "libexec directory `eval echo $libexecdir`"
4477 echo "include directory `eval echo $includedir`"
4478 echo "config directory  `eval echo $sysconfdir`"
4479 if test "$mingw32" = "no" ; then
4480 echo "local state directory   `eval echo $local_statedir`"
4481 echo "Manual directory  `eval echo $mandir`"
4482 echo "ELF interp prefix $interp_prefix"
4483 else
4484 echo "local state directory   queried at runtime"
4485 echo "Windows SDK       $win_sdk"
4486 fi
4487 echo "Source path       $source_path"
4488 echo "C compiler        $cc"
4489 echo "Host C compiler   $host_cc"
4490 echo "C++ compiler      $cxx"
4491 echo "Objective-C compiler $objcc"
4492 echo "ARFLAGS           $ARFLAGS"
4493 echo "CFLAGS            $CFLAGS"
4494 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
4495 echo "LDFLAGS           $LDFLAGS"
4496 echo "make              $make"
4497 echo "install           $install"
4498 echo "python            $python"
4499 if test "$slirp" = "yes" ; then
4500     echo "smbd              $smbd"
4501 fi
4502 echo "module support    $modules"
4503 echo "host CPU          $cpu"
4504 echo "host big endian   $bigendian"
4505 echo "target list       $target_list"
4506 echo "tcg debug enabled $debug_tcg"
4507 echo "gprof enabled     $gprof"
4508 echo "sparse enabled    $sparse"
4509 echo "strip binaries    $strip_opt"
4510 echo "profiler          $profiler"
4511 echo "static build      $static"
4512 if test "$darwin" = "yes" ; then
4513     echo "Cocoa support     $cocoa"
4514 fi
4515 echo "pixman            $pixman"
4516 echo "SDL support       $sdl"
4517 echo "GTK support       $gtk"
4518 echo "GNUTLS support    $gnutls"
4519 echo "GNUTLS hash       $gnutls_hash"
4520 echo "GNUTLS gcrypt     $gnutls_gcrypt"
4521 echo "GNUTLS nettle     $gnutls_nettle ${gnutls_nettle+($nettle_version)}"
4522 echo "VTE support       $vte"
4523 echo "curses support    $curses"
4524 echo "curl support      $curl"
4525 echo "mingw32 support   $mingw32"
4526 echo "Audio drivers     $audio_drv_list"
4527 echo "Block whitelist (rw) $block_drv_rw_whitelist"
4528 echo "Block whitelist (ro) $block_drv_ro_whitelist"
4529 echo "VirtFS support    $virtfs"
4530 echo "VNC support       $vnc"
4531 if test "$vnc" = "yes" ; then
4532     echo "VNC TLS support   $vnc_tls"
4533     echo "VNC SASL support  $vnc_sasl"
4534     echo "VNC JPEG support  $vnc_jpeg"
4535     echo "VNC PNG support   $vnc_png"
4536 fi
4537 if test -n "$sparc_cpu"; then
4538     echo "Target Sparc Arch $sparc_cpu"
4539 fi
4540 echo "xen support       $xen"
4541 if test "$xen" = "yes" ; then
4542   echo "xen ctrl version  $xen_ctrl_version"
4543 fi
4544 echo "brlapi support    $brlapi"
4545 echo "bluez  support    $bluez"
4546 echo "Documentation     $docs"
4547 echo "PIE               $pie"
4548 echo "vde support       $vde"
4549 echo "netmap support    $netmap"
4550 echo "Linux AIO support $linux_aio"
4551 echo "ATTR/XATTR support $attr"
4552 echo "Install blobs     $blobs"
4553 echo "KVM support       $kvm"
4554 echo "RDMA support      $rdma"
4555 echo "TCG interpreter   $tcg_interpreter"
4556 echo "fdt support       $fdt"
4557 echo "preadv support    $preadv"
4558 echo "fdatasync         $fdatasync"
4559 echo "madvise           $madvise"
4560 echo "posix_madvise     $posix_madvise"
4561 echo "sigev_thread_id   $sigev_thread_id"
4562 echo "uuid support      $uuid"
4563 echo "libcap-ng support $cap_ng"
4564 echo "vhost-net support $vhost_net"
4565 echo "vhost-scsi support $vhost_scsi"
4566 echo "Trace backends    $trace_backends"
4567 if test "$trace_backend" = "simple"; then
4568 echo "Trace output file $trace_file-<pid>"
4569 fi
4570 if test "$spice" = "yes"; then
4571 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
4572 else
4573 echo "spice support     $spice"
4574 fi
4575 echo "rbd support       $rbd"
4576 echo "xfsctl support    $xfs"
4577 echo "nss used          $smartcard_nss"
4578 echo "libusb            $libusb"
4579 echo "usb net redir     $usb_redir"
4580 echo "OpenGL support    $opengl"
4581 echo "libiscsi support  $libiscsi"
4582 echo "libnfs support    $libnfs"
4583 echo "build guest agent $guest_agent"
4584 echo "QGA VSS support   $guest_agent_with_vss"
4585 echo "QGA w32 disk info $guest_agent_ntddscsi"
4586 echo "QGA MSI support   $guest_agent_msi"
4587 echo "seccomp support   $seccomp"
4588 echo "coroutine backend $coroutine"
4589 echo "coroutine pool    $coroutine_pool"
4590 echo "GlusterFS support $glusterfs"
4591 echo "Archipelago support $archipelago"
4592 echo "gcov              $gcov_tool"
4593 echo "gcov enabled      $gcov"
4594 echo "TPM support       $tpm"
4595 echo "libssh2 support   $libssh2"
4596 echo "TPM passthrough   $tpm_passthrough"
4597 echo "QOM debugging     $qom_cast_debug"
4598 echo "vhdx              $vhdx"
4599 echo "lzo support       $lzo"
4600 echo "snappy support    $snappy"
4601 echo "bzip2 support     $bzip2"
4602 echo "NUMA host support $numa"
4603 echo "tcmalloc support  $tcmalloc"
4604
4605 if test "$sdl_too_old" = "yes"; then
4606 echo "-> Your SDL version is too old - please upgrade to have SDL support"
4607 fi
4608
4609 config_host_mak="config-host.mak"
4610
4611 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
4612
4613 echo "# Automatically generated by configure - do not modify" > $config_host_mak
4614 echo >> $config_host_mak
4615
4616 echo all: >> $config_host_mak
4617 echo "prefix=$prefix" >> $config_host_mak
4618 echo "bindir=$bindir" >> $config_host_mak
4619 echo "libdir=$libdir" >> $config_host_mak
4620 echo "libexecdir=$libexecdir" >> $config_host_mak
4621 echo "includedir=$includedir" >> $config_host_mak
4622 echo "mandir=$mandir" >> $config_host_mak
4623 echo "sysconfdir=$sysconfdir" >> $config_host_mak
4624 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
4625 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
4626 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
4627 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
4628 if test "$mingw32" = "no" ; then
4629   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
4630 fi
4631 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
4632 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
4633 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
4634 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
4635 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
4636
4637 echo "ARCH=$ARCH" >> $config_host_mak
4638
4639 if test "$debug_tcg" = "yes" ; then
4640   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
4641 fi
4642 if test "$strip_opt" = "yes" ; then
4643   echo "STRIP=${strip}" >> $config_host_mak
4644 fi
4645 if test "$bigendian" = "yes" ; then
4646   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
4647 fi
4648 if test "$mingw32" = "yes" ; then
4649   echo "CONFIG_WIN32=y" >> $config_host_mak
4650   rc_version=`cat $source_path/VERSION`
4651   version_major=${rc_version%%.*}
4652   rc_version=${rc_version#*.}
4653   version_minor=${rc_version%%.*}
4654   rc_version=${rc_version#*.}
4655   version_subminor=${rc_version%%.*}
4656   version_micro=0
4657   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4658   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4659   if test "$guest_agent_with_vss" = "yes" ; then
4660     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
4661     echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
4662     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
4663   fi
4664   if test "$guest_agent_ntddscsi" = "yes" ; then
4665     echo "CONFIG_QGA_NTDDDISK=y" >> $config_host_mak
4666   fi
4667   if test "$guest_agent_msi" = "yes"; then
4668     echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
4669     echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
4670     echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
4671     echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
4672     echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
4673     echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
4674     echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
4675   fi
4676 else
4677   echo "CONFIG_POSIX=y" >> $config_host_mak
4678 fi
4679
4680 if test "$linux" = "yes" ; then
4681   echo "CONFIG_LINUX=y" >> $config_host_mak
4682 fi
4683
4684 if test "$darwin" = "yes" ; then
4685   echo "CONFIG_DARWIN=y" >> $config_host_mak
4686 fi
4687
4688 if test "$aix" = "yes" ; then
4689   echo "CONFIG_AIX=y" >> $config_host_mak
4690 fi
4691
4692 if test "$solaris" = "yes" ; then
4693   echo "CONFIG_SOLARIS=y" >> $config_host_mak
4694   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
4695   if test "$needs_libsunmath" = "yes" ; then
4696     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
4697   fi
4698 fi
4699 if test "$haiku" = "yes" ; then
4700   echo "CONFIG_HAIKU=y" >> $config_host_mak
4701 fi
4702 if test "$static" = "yes" ; then
4703   echo "CONFIG_STATIC=y" >> $config_host_mak
4704 fi
4705 if test "$profiler" = "yes" ; then
4706   echo "CONFIG_PROFILER=y" >> $config_host_mak
4707 fi
4708 if test "$slirp" = "yes" ; then
4709   echo "CONFIG_SLIRP=y" >> $config_host_mak
4710   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
4711 fi
4712 if test "$vde" = "yes" ; then
4713   echo "CONFIG_VDE=y" >> $config_host_mak
4714 fi
4715 if test "$netmap" = "yes" ; then
4716   echo "CONFIG_NETMAP=y" >> $config_host_mak
4717 fi
4718 if test "$l2tpv3" = "yes" ; then
4719   echo "CONFIG_L2TPV3=y" >> $config_host_mak
4720 fi
4721 if test "$cap_ng" = "yes" ; then
4722   echo "CONFIG_LIBCAP=y" >> $config_host_mak
4723 fi
4724 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
4725 for drv in $audio_drv_list; do
4726     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
4727     echo "$def=y" >> $config_host_mak
4728 done
4729 if test "$audio_pt_int" = "yes" ; then
4730   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
4731 fi
4732 if test "$audio_win_int" = "yes" ; then
4733   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
4734 fi
4735 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
4736 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
4737 if test "$vnc" = "yes" ; then
4738   echo "CONFIG_VNC=y" >> $config_host_mak
4739 fi
4740 if test "$vnc_tls" = "yes" ; then
4741   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
4742 fi
4743 if test "$vnc_sasl" = "yes" ; then
4744   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
4745 fi
4746 if test "$vnc_jpeg" = "yes" ; then
4747   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
4748 fi
4749 if test "$vnc_png" = "yes" ; then
4750   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
4751 fi
4752 if test "$fnmatch" = "yes" ; then
4753   echo "CONFIG_FNMATCH=y" >> $config_host_mak
4754 fi
4755 if test "$uuid" = "yes" ; then
4756   echo "CONFIG_UUID=y" >> $config_host_mak
4757 fi
4758 if test "$xfs" = "yes" ; then
4759   echo "CONFIG_XFS=y" >> $config_host_mak
4760 fi
4761 qemu_version=`head $source_path/VERSION`
4762 echo "VERSION=$qemu_version" >>$config_host_mak
4763 echo "PKGVERSION=$pkgversion" >>$config_host_mak
4764 echo "SRC_PATH=$source_path" >> $config_host_mak
4765 echo "TARGET_DIRS=$target_list" >> $config_host_mak
4766 if [ "$docs" = "yes" ] ; then
4767   echo "BUILD_DOCS=yes" >> $config_host_mak
4768 fi
4769 if test "$modules" = "yes"; then
4770   # $shacmd can generate a hash started with digit, which the compiler doesn't
4771   # like as an symbol. So prefix it with an underscore
4772   echo "CONFIG_STAMP=_`(echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ `" >> $config_host_mak
4773   echo "CONFIG_MODULES=y" >> $config_host_mak
4774 fi
4775 if test "$sdl" = "yes" ; then
4776   echo "CONFIG_SDL=y" >> $config_host_mak
4777   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
4778   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
4779 fi
4780 if test "$cocoa" = "yes" ; then
4781   echo "CONFIG_COCOA=y" >> $config_host_mak
4782 fi
4783 if test "$curses" = "yes" ; then
4784   echo "CONFIG_CURSES=y" >> $config_host_mak
4785 fi
4786 if test "$utimens" = "yes" ; then
4787   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
4788 fi
4789 if test "$pipe2" = "yes" ; then
4790   echo "CONFIG_PIPE2=y" >> $config_host_mak
4791 fi
4792 if test "$accept4" = "yes" ; then
4793   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
4794 fi
4795 if test "$splice" = "yes" ; then
4796   echo "CONFIG_SPLICE=y" >> $config_host_mak
4797 fi
4798 if test "$eventfd" = "yes" ; then
4799   echo "CONFIG_EVENTFD=y" >> $config_host_mak
4800 fi
4801 if test "$fallocate" = "yes" ; then
4802   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
4803 fi
4804 if test "$fallocate_punch_hole" = "yes" ; then
4805   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
4806 fi
4807 if test "$fallocate_zero_range" = "yes" ; then
4808   echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
4809 fi
4810 if test "$posix_fallocate" = "yes" ; then
4811   echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
4812 fi
4813 if test "$sync_file_range" = "yes" ; then
4814   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
4815 fi
4816 if test "$fiemap" = "yes" ; then
4817   echo "CONFIG_FIEMAP=y" >> $config_host_mak
4818 fi
4819 if test "$dup3" = "yes" ; then
4820   echo "CONFIG_DUP3=y" >> $config_host_mak
4821 fi
4822 if test "$ppoll" = "yes" ; then
4823   echo "CONFIG_PPOLL=y" >> $config_host_mak
4824 fi
4825 if test "$prctl_pr_set_timerslack" = "yes" ; then
4826   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
4827 fi
4828 if test "$epoll" = "yes" ; then
4829   echo "CONFIG_EPOLL=y" >> $config_host_mak
4830 fi
4831 if test "$epoll_create1" = "yes" ; then
4832   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
4833 fi
4834 if test "$epoll_pwait" = "yes" ; then
4835   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
4836 fi
4837 if test "$sendfile" = "yes" ; then
4838   echo "CONFIG_SENDFILE=y" >> $config_host_mak
4839 fi
4840 if test "$timerfd" = "yes" ; then
4841   echo "CONFIG_TIMERFD=y" >> $config_host_mak
4842 fi
4843 if test "$setns" = "yes" ; then
4844   echo "CONFIG_SETNS=y" >> $config_host_mak
4845 fi
4846 if test "$inotify" = "yes" ; then
4847   echo "CONFIG_INOTIFY=y" >> $config_host_mak
4848 fi
4849 if test "$inotify1" = "yes" ; then
4850   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
4851 fi
4852 if test "$byteswap_h" = "yes" ; then
4853   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
4854 fi
4855 if test "$bswap_h" = "yes" ; then
4856   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
4857 fi
4858 if test "$curl" = "yes" ; then
4859   echo "CONFIG_CURL=m" >> $config_host_mak
4860   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
4861   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
4862 fi
4863 if test "$brlapi" = "yes" ; then
4864   echo "CONFIG_BRLAPI=y" >> $config_host_mak
4865 fi
4866 if test "$bluez" = "yes" ; then
4867   echo "CONFIG_BLUEZ=y" >> $config_host_mak
4868   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
4869 fi
4870 if test "$glib_subprocess" = "yes" ; then
4871   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
4872 fi
4873 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
4874 if test "$gtk" = "yes" ; then
4875   echo "CONFIG_GTK=y" >> $config_host_mak
4876   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
4877   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
4878 fi
4879 if test "$gnutls" = "yes" ; then
4880   echo "CONFIG_GNUTLS=y" >> $config_host_mak
4881 fi
4882 if test "$gnutls_hash" = "yes" ; then
4883   echo "CONFIG_GNUTLS_HASH=y" >> $config_host_mak
4884 fi
4885 if test "$gnutls_gcrypt" = "yes" ; then
4886   echo "CONFIG_GNUTLS_GCRYPT=y" >> $config_host_mak
4887 fi
4888 if test "$gnutls_nettle" = "yes" ; then
4889   echo "CONFIG_GNUTLS_NETTLE=y" >> $config_host_mak
4890   echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
4891 fi
4892 if test "$vte" = "yes" ; then
4893   echo "CONFIG_VTE=y" >> $config_host_mak
4894   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
4895 fi
4896 if test "$xen" = "yes" ; then
4897   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4898   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4899 fi
4900 if test "$linux_aio" = "yes" ; then
4901   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4902 fi
4903 if test "$attr" = "yes" ; then
4904   echo "CONFIG_ATTR=y" >> $config_host_mak
4905 fi
4906 if test "$libattr" = "yes" ; then
4907   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4908 fi
4909 if test "$virtfs" = "yes" ; then
4910   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4911 fi
4912 if test "$vhost_scsi" = "yes" ; then
4913   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4914 fi
4915 if test "$vhost_net" = "yes" ; then
4916   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
4917 fi
4918 if test "$blobs" = "yes" ; then
4919   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4920 fi
4921 if test "$iovec" = "yes" ; then
4922   echo "CONFIG_IOVEC=y" >> $config_host_mak
4923 fi
4924 if test "$preadv" = "yes" ; then
4925   echo "CONFIG_PREADV=y" >> $config_host_mak
4926 fi
4927 if test "$fdt" = "yes" ; then
4928   echo "CONFIG_FDT=y" >> $config_host_mak
4929 fi
4930 if test "$signalfd" = "yes" ; then
4931   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4932 fi
4933 if test "$tcg_interpreter" = "yes" ; then
4934   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4935 fi
4936 if test "$fdatasync" = "yes" ; then
4937   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4938 fi
4939 if test "$madvise" = "yes" ; then
4940   echo "CONFIG_MADVISE=y" >> $config_host_mak
4941 fi
4942 if test "$posix_madvise" = "yes" ; then
4943   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4944 fi
4945 if test "$sigev_thread_id" = "yes" ; then
4946   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4947 fi
4948
4949 if test "$spice" = "yes" ; then
4950   echo "CONFIG_SPICE=y" >> $config_host_mak
4951 fi
4952
4953 if test "$smartcard_nss" = "yes" ; then
4954   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4955   echo "NSS_LIBS=$nss_libs" >> $config_host_mak
4956   echo "NSS_CFLAGS=$nss_cflags" >> $config_host_mak
4957 fi
4958
4959 if test "$libusb" = "yes" ; then
4960   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4961 fi
4962
4963 if test "$usb_redir" = "yes" ; then
4964   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4965 fi
4966
4967 if test "$opengl" = "yes" ; then
4968   echo "CONFIG_OPENGL=y" >> $config_host_mak
4969   echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak
4970   echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
4971 fi
4972
4973 if test "$lzo" = "yes" ; then
4974   echo "CONFIG_LZO=y" >> $config_host_mak
4975 fi
4976
4977 if test "$snappy" = "yes" ; then
4978   echo "CONFIG_SNAPPY=y" >> $config_host_mak
4979 fi
4980
4981 if test "$bzip2" = "yes" ; then
4982   echo "CONFIG_BZIP2=y" >> $config_host_mak
4983   echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
4984 fi
4985
4986 if test "$libiscsi" = "yes" ; then
4987   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
4988   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
4989   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
4990 fi
4991
4992 if test "$libnfs" = "yes" ; then
4993   echo "CONFIG_LIBNFS=y" >> $config_host_mak
4994 fi
4995
4996 if test "$seccomp" = "yes"; then
4997   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4998 fi
4999
5000 # XXX: suppress that
5001 if [ "$bsd" = "yes" ] ; then
5002   echo "CONFIG_BSD=y" >> $config_host_mak
5003 fi
5004
5005 if test "$zero_malloc" = "yes" ; then
5006   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
5007 fi
5008 if test "$qom_cast_debug" = "yes" ; then
5009   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
5010 fi
5011 if test "$rbd" = "yes" ; then
5012   echo "CONFIG_RBD=m" >> $config_host_mak
5013   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
5014   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
5015 fi
5016
5017 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
5018 if test "$coroutine_pool" = "yes" ; then
5019   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
5020 else
5021   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
5022 fi
5023
5024 if test "$open_by_handle_at" = "yes" ; then
5025   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
5026 fi
5027
5028 if test "$linux_magic_h" = "yes" ; then
5029   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
5030 fi
5031
5032 if test "$pragma_diagnostic_available" = "yes" ; then
5033   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
5034 fi
5035
5036 if test "$valgrind_h" = "yes" ; then
5037   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
5038 fi
5039
5040 if test "$has_environ" = "yes" ; then
5041   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
5042 fi
5043
5044 if test "$cpuid_h" = "yes" ; then
5045   echo "CONFIG_CPUID_H=y" >> $config_host_mak
5046 fi
5047
5048 if test "$int128" = "yes" ; then
5049   echo "CONFIG_INT128=y" >> $config_host_mak
5050 fi
5051
5052 if test "$getauxval" = "yes" ; then
5053   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
5054 fi
5055
5056 if test "$glusterfs" = "yes" ; then
5057   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
5058   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
5059   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
5060 fi
5061
5062 if test "$glusterfs_discard" = "yes" ; then
5063   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
5064 fi
5065
5066 if test "$glusterfs_zerofill" = "yes" ; then
5067   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
5068 fi
5069
5070 if test "$archipelago" = "yes" ; then
5071   echo "CONFIG_ARCHIPELAGO=m" >> $config_host_mak
5072   echo "ARCHIPELAGO_LIBS=$archipelago_libs" >> $config_host_mak
5073 fi
5074
5075 if test "$libssh2" = "yes" ; then
5076   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
5077   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
5078   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
5079 fi
5080
5081 if test "$vhdx" = "yes" ; then
5082   echo "CONFIG_VHDX=y" >> $config_host_mak
5083 fi
5084
5085 # USB host support
5086 if test "$libusb" = "yes"; then
5087   echo "HOST_USB=libusb legacy" >> $config_host_mak
5088 else
5089   echo "HOST_USB=stub" >> $config_host_mak
5090 fi
5091
5092 # TPM passthrough support?
5093 if test "$tpm" = "yes"; then
5094   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
5095   if test "$tpm_passthrough" = "yes"; then
5096     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
5097   fi
5098 fi
5099
5100 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
5101 if have_backend "nop"; then
5102   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
5103 fi
5104 if have_backend "simple"; then
5105   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
5106   # Set the appropriate trace file.
5107   trace_file="\"$trace_file-\" FMT_pid"
5108 fi
5109 if have_backend "stderr"; then
5110   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
5111 fi
5112 if have_backend "ust"; then
5113   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
5114 fi
5115 if have_backend "dtrace"; then
5116   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
5117   if test "$trace_backend_stap" = "yes" ; then
5118     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
5119   fi
5120 fi
5121 if have_backend "ftrace"; then
5122   if test "$linux" = "yes" ; then
5123     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
5124   else
5125     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
5126   fi
5127 fi
5128 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
5129
5130 if test "$rdma" = "yes" ; then
5131   echo "CONFIG_RDMA=y" >> $config_host_mak
5132 fi
5133
5134 # Hold two types of flag:
5135 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
5136 #                                     a thread we have a handle to
5137 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
5138 #                                     platform
5139 if test "$pthread_setname_np" = "yes" ; then
5140   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
5141   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
5142 fi
5143
5144 if test "$tcg_interpreter" = "yes"; then
5145   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
5146 elif test "$ARCH" = "sparc64" ; then
5147   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
5148 elif test "$ARCH" = "s390x" ; then
5149   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
5150 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
5151   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
5152 elif test "$ARCH" = "ppc64" ; then
5153   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
5154 else
5155   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
5156 fi
5157 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
5158
5159 echo "TOOLS=$tools" >> $config_host_mak
5160 echo "ROMS=$roms" >> $config_host_mak
5161 echo "MAKE=$make" >> $config_host_mak
5162 echo "INSTALL=$install" >> $config_host_mak
5163 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
5164 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
5165 if test -n "$libtool"; then
5166   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
5167   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
5168 else
5169   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
5170   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
5171 fi
5172 echo "PYTHON=$python" >> $config_host_mak
5173 echo "CC=$cc" >> $config_host_mak
5174 if $iasl -h > /dev/null 2>&1; then
5175   echo "IASL=$iasl" >> $config_host_mak
5176 fi
5177 echo "CC_I386=$cc_i386" >> $config_host_mak
5178 echo "HOST_CC=$host_cc" >> $config_host_mak
5179 echo "CXX=$cxx" >> $config_host_mak
5180 echo "OBJCC=$objcc" >> $config_host_mak
5181 echo "AR=$ar" >> $config_host_mak
5182 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
5183 echo "AS=$as" >> $config_host_mak
5184 echo "CPP=$cpp" >> $config_host_mak
5185 echo "OBJCOPY=$objcopy" >> $config_host_mak
5186 echo "LD=$ld" >> $config_host_mak
5187 echo "NM=$nm" >> $config_host_mak
5188 echo "WINDRES=$windres" >> $config_host_mak
5189 echo "LIBTOOL=$libtool" >> $config_host_mak
5190 echo "CFLAGS=$CFLAGS" >> $config_host_mak
5191 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
5192 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
5193 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
5194 if test "$sparse" = "yes" ; then
5195   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
5196   echo "CPP          := REAL_CC=\"\$(CPP)\" cgcc"      >> $config_host_mak
5197   echo "CXX          := REAL_CC=\"\$(CXX)\" cgcc"      >> $config_host_mak
5198   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
5199   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
5200 fi
5201 if test "$cross_prefix" != ""; then
5202   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
5203 else
5204   echo "AUTOCONF_HOST := "                             >> $config_host_mak
5205 fi
5206 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
5207 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
5208 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
5209 echo "LIBS+=$LIBS" >> $config_host_mak
5210 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
5211 echo "EXESUF=$EXESUF" >> $config_host_mak
5212 echo "DSOSUF=$DSOSUF" >> $config_host_mak
5213 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
5214 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
5215 echo "POD2MAN=$POD2MAN" >> $config_host_mak
5216 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
5217 if test "$gcov" = "yes" ; then
5218   echo "CONFIG_GCOV=y" >> $config_host_mak
5219   echo "GCOV=$gcov_tool" >> $config_host_mak
5220 fi
5221
5222 # use included Linux headers
5223 if test "$linux" = "yes" ; then
5224   mkdir -p linux-headers
5225   case "$cpu" in
5226   i386|x86_64|x32)
5227     linux_arch=x86
5228     ;;
5229   ppcemb|ppc|ppc64)
5230     linux_arch=powerpc
5231     ;;
5232   s390x)
5233     linux_arch=s390
5234     ;;
5235   aarch64)
5236     linux_arch=arm64
5237     ;;
5238   mips64)
5239     linux_arch=mips
5240     ;;
5241   *)
5242     # For most CPUs the kernel architecture name and QEMU CPU name match.
5243     linux_arch="$cpu"
5244     ;;
5245   esac
5246     # For non-KVM architectures we will not have asm headers
5247     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
5248       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
5249     fi
5250 fi
5251
5252 for target in $target_list; do
5253 target_dir="$target"
5254 config_target_mak=$target_dir/config-target.mak
5255 target_name=`echo $target | cut -d '-' -f 1`
5256 target_bigendian="no"
5257
5258 case "$target_name" in
5259   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
5260   target_bigendian=yes
5261   ;;
5262 esac
5263 target_softmmu="no"
5264 target_user_only="no"
5265 target_linux_user="no"
5266 target_bsd_user="no"
5267 case "$target" in
5268   ${target_name}-softmmu)
5269     target_softmmu="yes"
5270     ;;
5271   ${target_name}-linux-user)
5272     if test "$linux" != "yes" ; then
5273       error_exit "Target '$target' is only available on a Linux host"
5274     fi
5275     target_user_only="yes"
5276     target_linux_user="yes"
5277     ;;
5278   ${target_name}-bsd-user)
5279     if test "$bsd" != "yes" ; then
5280       error_exit "Target '$target' is only available on a BSD host"
5281     fi
5282     target_user_only="yes"
5283     target_bsd_user="yes"
5284     ;;
5285   *)
5286     error_exit "Target '$target' not recognised"
5287     exit 1
5288     ;;
5289 esac
5290
5291 mkdir -p $target_dir
5292 echo "# Automatically generated by configure - do not modify" > $config_target_mak
5293
5294 bflt="no"
5295 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
5296 gdb_xml_files=""
5297
5298 TARGET_ARCH="$target_name"
5299 TARGET_BASE_ARCH=""
5300 TARGET_ABI_DIR=""
5301
5302 case "$target_name" in
5303   i386)
5304   ;;
5305   x86_64)
5306     TARGET_BASE_ARCH=i386
5307   ;;
5308   alpha)
5309   ;;
5310   arm|armeb)
5311     TARGET_ARCH=arm
5312     bflt="yes"
5313     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5314   ;;
5315   aarch64)
5316     TARGET_BASE_ARCH=arm
5317     bflt="yes"
5318     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5319   ;;
5320   cris)
5321   ;;
5322   lm32)
5323   ;;
5324   m68k)
5325     bflt="yes"
5326     gdb_xml_files="cf-core.xml cf-fp.xml"
5327   ;;
5328   microblaze|microblazeel)
5329     TARGET_ARCH=microblaze
5330     bflt="yes"
5331   ;;
5332   mips|mipsel)
5333     TARGET_ARCH=mips
5334     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
5335   ;;
5336   mipsn32|mipsn32el)
5337     TARGET_ARCH=mips64
5338     TARGET_BASE_ARCH=mips
5339     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
5340     echo "TARGET_ABI32=y" >> $config_target_mak
5341   ;;
5342   mips64|mips64el)
5343     TARGET_ARCH=mips64
5344     TARGET_BASE_ARCH=mips
5345     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
5346   ;;
5347   moxie)
5348   ;;
5349   or32)
5350     TARGET_ARCH=openrisc
5351     TARGET_BASE_ARCH=openrisc
5352   ;;
5353   ppc)
5354     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5355   ;;
5356   ppcemb)
5357     TARGET_BASE_ARCH=ppc
5358     TARGET_ABI_DIR=ppc
5359     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5360   ;;
5361   ppc64)
5362     TARGET_BASE_ARCH=ppc
5363     TARGET_ABI_DIR=ppc
5364     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5365   ;;
5366   ppc64le)
5367     TARGET_ARCH=ppc64
5368     TARGET_BASE_ARCH=ppc
5369     TARGET_ABI_DIR=ppc
5370     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5371   ;;
5372   ppc64abi32)
5373     TARGET_ARCH=ppc64
5374     TARGET_BASE_ARCH=ppc
5375     TARGET_ABI_DIR=ppc
5376     echo "TARGET_ABI32=y" >> $config_target_mak
5377     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5378   ;;
5379   sh4|sh4eb)
5380     TARGET_ARCH=sh4
5381     bflt="yes"
5382   ;;
5383   sparc)
5384   ;;
5385   sparc64)
5386     TARGET_BASE_ARCH=sparc
5387   ;;
5388   sparc32plus)
5389     TARGET_ARCH=sparc64
5390     TARGET_BASE_ARCH=sparc
5391     TARGET_ABI_DIR=sparc
5392     echo "TARGET_ABI32=y" >> $config_target_mak
5393   ;;
5394   s390x)
5395     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml"
5396   ;;
5397   tricore)
5398   ;;
5399   unicore32)
5400   ;;
5401   xtensa|xtensaeb)
5402     TARGET_ARCH=xtensa
5403   ;;
5404   *)
5405     error_exit "Unsupported target CPU"
5406   ;;
5407 esac
5408 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
5409 if [ "$TARGET_BASE_ARCH" = "" ]; then
5410   TARGET_BASE_ARCH=$TARGET_ARCH
5411 fi
5412
5413 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
5414
5415 upper() {
5416     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
5417 }
5418
5419 target_arch_name="`upper $TARGET_ARCH`"
5420 echo "TARGET_$target_arch_name=y" >> $config_target_mak
5421 echo "TARGET_NAME=$target_name" >> $config_target_mak
5422 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
5423 if [ "$TARGET_ABI_DIR" = "" ]; then
5424   TARGET_ABI_DIR=$TARGET_ARCH
5425 fi
5426 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
5427 if [ "$HOST_VARIANT_DIR" != "" ]; then
5428     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
5429 fi
5430 case "$target_name" in
5431   i386|x86_64)
5432     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
5433       echo "CONFIG_XEN=y" >> $config_target_mak
5434       if test "$xen_pci_passthrough" = yes; then
5435         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
5436       fi
5437     fi
5438     ;;
5439   *)
5440 esac
5441 case "$target_name" in
5442   aarch64|arm|i386|x86_64|ppcemb|ppc|ppc64|s390x|mipsel|mips)
5443     # Make sure the target and host cpus are compatible
5444     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
5445       \( "$target_name" = "$cpu" -o \
5446       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
5447       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
5448       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
5449       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
5450       \( "$target_name" = "mipsel" -a "$cpu" = "mips" \) -o \
5451       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
5452       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) -o \
5453       \( "$target_name" = "x86_64" -a "$cpu" = "x32"   \) -o \
5454       \( "$target_name" = "i386"   -a "$cpu" = "x32" \) \) ; then
5455       echo "CONFIG_KVM=y" >> $config_target_mak
5456       if test "$vhost_net" = "yes" ; then
5457         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
5458       fi
5459     fi
5460 esac
5461 if test "$target_bigendian" = "yes" ; then
5462   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
5463 fi
5464 if test "$target_softmmu" = "yes" ; then
5465   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
5466 fi
5467 if test "$target_user_only" = "yes" ; then
5468   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
5469   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
5470 fi
5471 if test "$target_linux_user" = "yes" ; then
5472   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
5473 fi
5474 list=""
5475 if test ! -z "$gdb_xml_files" ; then
5476   for x in $gdb_xml_files; do
5477     list="$list $source_path/gdb-xml/$x"
5478   done
5479   echo "TARGET_XML_FILES=$list" >> $config_target_mak
5480 fi
5481
5482 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
5483   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
5484 fi
5485 if test "$target_bsd_user" = "yes" ; then
5486   echo "CONFIG_BSD_USER=y" >> $config_target_mak
5487 fi
5488
5489 # generate QEMU_CFLAGS/LDFLAGS for targets
5490
5491 cflags=""
5492 ldflags=""
5493
5494 for i in $ARCH $TARGET_BASE_ARCH ; do
5495   case "$i" in
5496   alpha)
5497     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
5498     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
5499   ;;
5500   aarch64)
5501     if test -n "${cxx}"; then
5502       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5503       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5504     fi
5505   ;;
5506   arm)
5507     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
5508     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
5509     if test -n "${cxx}"; then
5510       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5511       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5512     fi
5513   ;;
5514   cris)
5515     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
5516     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
5517   ;;
5518   hppa)
5519     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
5520     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
5521   ;;
5522   i386|x86_64|x32)
5523     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
5524     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
5525   ;;
5526   ia64*)
5527     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
5528     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
5529   ;;
5530   lm32)
5531     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
5532     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
5533   ;;
5534   m68k)
5535     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
5536     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
5537   ;;
5538   microblaze*)
5539     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
5540     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
5541   ;;
5542   mips*)
5543     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
5544     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
5545   ;;
5546   moxie*)
5547     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
5548     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
5549   ;;
5550   or32)
5551     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
5552     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
5553   ;;
5554   ppc*)
5555     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
5556     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
5557   ;;
5558   s390*)
5559     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
5560     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
5561   ;;
5562   sh4)
5563     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
5564     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
5565   ;;
5566   sparc*)
5567     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
5568     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
5569   ;;
5570   xtensa*)
5571     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
5572     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
5573   ;;
5574   esac
5575 done
5576 if test "$tcg_interpreter" = "yes" ; then
5577   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
5578   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
5579 fi
5580
5581 case "$ARCH" in
5582 alpha)
5583   # Ensure there's only a single GP
5584   cflags="-msmall-data $cflags"
5585 ;;
5586 esac
5587
5588 if test "$gprof" = "yes" ; then
5589   echo "TARGET_GPROF=yes" >> $config_target_mak
5590   if test "$target_linux_user" = "yes" ; then
5591     cflags="-p $cflags"
5592     ldflags="-p $ldflags"
5593   fi
5594   if test "$target_softmmu" = "yes" ; then
5595     ldflags="-p $ldflags"
5596     echo "GPROF_CFLAGS=-p" >> $config_target_mak
5597   fi
5598 fi
5599
5600 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
5601   ldflags="$ldflags $textseg_ldflags"
5602 fi
5603
5604 echo "LDFLAGS+=$ldflags" >> $config_target_mak
5605 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
5606
5607 done # for target in $targets
5608
5609 if [ "$pixman" = "internal" ]; then
5610   echo "config-host.h: subdir-pixman" >> $config_host_mak
5611 fi
5612
5613 if [ "$dtc_internal" = "yes" ]; then
5614   echo "config-host.h: subdir-dtc" >> $config_host_mak
5615 fi
5616
5617 if test "$numa" = "yes"; then
5618   echo "CONFIG_NUMA=y" >> $config_host_mak
5619 fi
5620
5621 if test "$ccache_cpp2" = "yes"; then
5622   echo "export CCACHE_CPP2=y" >> $config_host_mak
5623 fi
5624
5625 # build tree in object directory in case the source is not in the current directory
5626 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
5627 DIRS="$DIRS fsdev"
5628 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
5629 DIRS="$DIRS roms/seabios roms/vgabios"
5630 DIRS="$DIRS qapi-generated"
5631 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
5632 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
5633 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
5634 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
5635 FILES="$FILES pc-bios/spapr-rtas/Makefile"
5636 FILES="$FILES pc-bios/s390-ccw/Makefile"
5637 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
5638 FILES="$FILES pc-bios/qemu-icon.bmp"
5639 for bios_file in \
5640     $source_path/pc-bios/*.bin \
5641     $source_path/pc-bios/*.aml \
5642     $source_path/pc-bios/*.rom \
5643     $source_path/pc-bios/*.dtb \
5644     $source_path/pc-bios/*.img \
5645     $source_path/pc-bios/openbios-* \
5646     $source_path/pc-bios/u-boot.* \
5647     $source_path/pc-bios/palcode-*
5648 do
5649     FILES="$FILES pc-bios/`basename $bios_file`"
5650 done
5651 for test_file in `find $source_path/tests/acpi-test-data -type f`
5652 do
5653     FILES="$FILES tests/acpi-test-data`echo $test_file | sed -e 's/.*acpi-test-data//'`"
5654 done
5655 mkdir -p $DIRS
5656 for f in $FILES ; do
5657     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
5658         symlink "$source_path/$f" "$f"
5659     fi
5660 done
5661
5662 # temporary config to build submodules
5663 for rom in seabios vgabios ; do
5664     config_mak=roms/$rom/config.mak
5665     echo "# Automatically generated by configure - do not modify" > $config_mak
5666     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
5667     echo "AS=$as" >> $config_mak
5668     echo "CC=$cc" >> $config_mak
5669     echo "BCC=bcc" >> $config_mak
5670     echo "CPP=$cpp" >> $config_mak
5671     echo "OBJCOPY=objcopy" >> $config_mak
5672     echo "IASL=$iasl" >> $config_mak
5673     echo "LD=$ld" >> $config_mak
5674 done
5675
5676 # set up qemu-iotests in this build directory
5677 iotests_common_env="tests/qemu-iotests/common.env"
5678 iotests_check="tests/qemu-iotests/check"
5679
5680 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
5681 echo >> "$iotests_common_env"
5682 echo "export PYTHON='$python'" >> "$iotests_common_env"
5683
5684 if [ ! -e "$iotests_check" ]; then
5685     symlink "$source_path/$iotests_check" "$iotests_check"
5686 fi
5687
5688 # Save the configure command line for later reuse.
5689 cat <<EOD >config.status
5690 #!/bin/sh
5691 # Generated by configure.
5692 # Run this file to recreate the current configuration.
5693 # Compiler output produced by configure, useful for debugging
5694 # configure, is in config.log if it exists.
5695 EOD
5696 printf "exec" >>config.status
5697 printf " '%s'" "$0" "$@" >>config.status
5698 echo >>config.status
5699 chmod +x config.status
5700
5701 rm -r "$TMPDIR1"