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   do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC
 107 }
 108
 109 compile_prog() {
 110   local_cflags="$1"
 111   local_ldflags="$2"
 112   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
 113 }
 114
 115 do_libtool() {
 116     local mode=$1
 117     shift
 118     # Run the compiler, capturing its output to the log.
 119     echo $libtool $mode --tag=CC $cc "$@" >> config.log
 120     $libtool $mode --tag=CC $cc "$@" >> config.log 2>&1 || return $?
 121     # Test passed. If this is an --enable-werror build, rerun
 122     # the test with -Werror and bail out if it fails. This
 123     # makes warning-generating-errors in configure test code
 124     # obvious to developers.
 125     if test "$werror" != "yes"; then
 126         return 0
 127     fi
 128     # Don't bother rerunning the compile if we were already using -Werror
 129     case "$*" in
 130         *-Werror*)
 131            return 0
 132         ;;
 133     esac
 134     echo $libtool $mode --tag=CC $cc -Werror "$@" >> config.log
 135     $libtool $mode --tag=CC $cc -Werror "$@" >> config.log 2>&1 && return $?
 136     error_exit "configure test passed without -Werror but failed with -Werror." \
 137         "This is probably a bug in the configure script. The failing command" \
 138         "will be at the bottom of config.log." \
 139         "You can run configure with --disable-werror to bypass this check."
 140 }
 141
 142 libtool_prog() {
 143     do_libtool --mode=compile $QEMU_CFLAGS -c -fPIE -DPIE -o $TMPO $TMPC || return $?
 144     do_libtool --mode=link $LDFLAGS -o $TMPA $TMPL -rpath /usr/local/lib
 145 }
 146
 147 # symbolically link $1 to $2.  Portable version of "ln -sf".
 148 symlink() {
 149   rm -rf "$2"
 150   mkdir -p "$(dirname "$2")"
 151   ln -s "$1" "$2"
 152 }
 153
 154 # check whether a command is available to this shell (may be either an
 155 # executable or a builtin)
 156 has() {
 157     type "$1" >/dev/null 2>&1
 158 }
 159
 160 # search for an executable in PATH
 161 path_of() {
 162     local_command="$1"
 163     local_ifs="$IFS"
 164     local_dir=""
 165
 166     # pathname has a dir component?
 167     if [ "${local_command#*/}" != "$local_command" ]; then
 168         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
 169             echo "$local_command"
 170             return 0
 171         fi
 172     fi
 173     if [ -z "$local_command" ]; then
 174         return 1
 175     fi
 176
 177     IFS=:
 178     for local_dir in $PATH; do
 179         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 180             echo "$local_dir/$local_command"
 181             IFS="${local_ifs:-$(printf ' \t\n')}"
 182             return 0
 183         fi
 184     done
 185     # not found
 186     IFS="${local_ifs:-$(printf ' \t\n')}"
 187     return 1
 188 }
 189
 190 have_backend () {
 191     echo "$trace_backends" | grep "$1" >/dev/null
 192 }
 193
 194 # default parameters
 195 source_path=`dirname "$0"`
 196 cpu=""
 197 iasl="iasl"
 198 interp_prefix="/usr/gnemul/qemu-%M"
 199 static="no"
 200 cross_prefix=""
 201 audio_drv_list=""
 202 block_drv_rw_whitelist=""
 203 block_drv_ro_whitelist=""
 204 host_cc="cc"
 205 libs_softmmu=""
 206 libs_tools=""
 207 audio_pt_int=""
 208 audio_win_int=""
 209 cc_i386=i386-pc-linux-gnu-gcc
 210 libs_qga=""
 211 debug_info="yes"
 212 stack_protector=""
 213
 214 # Don't accept a target_list environment variable.
 215 unset target_list
 216
 217 # Default value for a variable defining feature "foo".
 218 #  * foo="no"  feature will only be used if --enable-foo arg is given
 219 #  * foo=""    feature will be searched for, and if found, will be used
 220 #              unless --disable-foo is given
 221 #  * foo="yes" this value will only be set by --enable-foo flag.
 222 #              feature will searched for,
 223 #              if not found, configure exits with error
 224 #
 225 # Always add --enable-foo and --disable-foo command line args.
 226 # Distributions want to ensure that several features are compiled in, and it
 227 # is impossible without a --enable-foo that exits if a feature is not found.
 228
 229 bluez=""
 230 brlapi=""
 231 curl=""
 232 curses=""
 233 docs=""
 234 fdt=""
 235 netmap="no"
 236 pixman=""
 237 sdl=""
 238 sdlabi="1.2"
 239 virtfs=""
 240 vnc="yes"
 241 sparse="no"
 242 uuid=""
 243 vde=""
 244 vnc_tls=""
 245 vnc_sasl=""
 246 vnc_jpeg=""
 247 vnc_png=""
 248 vnc_ws=""
 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 fmod_lib=""
 288 fmod_inc=""
 289 oss_lib=""
 290 bsd="no"
 291 linux="no"
 292 solaris="no"
 293 profiler="no"
 294 cocoa="no"
 295 softmmu="yes"
 296 linux_user="no"
 297 bsd_user="no"
 298 guest_base="yes"
 299 aix="no"
 300 blobs="yes"
 301 pkgversion=""
 302 pie=""
 303 zero_malloc=""
 304 qom_cast_debug="yes"
 305 trace_backends="nop"
 306 trace_file="trace"
 307 spice=""
 308 rbd=""
 309 smartcard_nss=""
 310 libusb=""
 311 usb_redir=""
 312 glx=""
 313 zlib="yes"
 314 lzo=""
 315 snappy=""
 316 guest_agent=""
 317 guest_agent_with_vss="no"
 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=""
 330 gtk=""
 331 gtkabi=""
 332 vte=""
 333 tpm="yes"
 334 libssh2=""
 335 vhdx=""
 336 quorum=""
 337 numa=""
 338
 339 # parse CC options first
 340 for opt do
 341   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 342   case "$opt" in
 343   --cross-prefix=*) cross_prefix="$optarg"
 344   ;;
 345   --cc=*) CC="$optarg"
 346   ;;
 347   --cxx=*) CXX="$optarg"
 348   ;;
 349   --source-path=*) source_path="$optarg"
 350   ;;
 351   --cpu=*) cpu="$optarg"
 352   ;;
 353   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
 354                     EXTRA_CFLAGS="$optarg"
 355   ;;
 356   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
 357                      EXTRA_LDFLAGS="$optarg"
 358   ;;
 359   --enable-debug-info) debug_info="yes"
 360   ;;
 361   --disable-debug-info) debug_info="no"
 362   ;;
 363   esac
 364 done
 365 # OS specific
 366 # Using uname is really, really broken.  Once we have the right set of checks
 367 # we can eliminate its usage altogether.
 368
 369 # Preferred compiler:
 370 #  ${CC} (if set)
 371 #  ${cross_prefix}gcc (if cross-prefix specified)
 372 #  system compiler
 373 if test -z "${CC}${cross_prefix}"; then
 374   cc="$host_cc"
 375 else
 376   cc="${CC-${cross_prefix}gcc}"
 377 fi
 378
 379 if test -z "${CXX}${cross_prefix}"; then
 380   cxx="c++"
 381 else
 382   cxx="${CXX-${cross_prefix}g++}"
 383 fi
 384
 385 ar="${AR-${cross_prefix}ar}"
 386 as="${AS-${cross_prefix}as}"
 387 cpp="${CPP-$cc -E}"
 388 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 389 ld="${LD-${cross_prefix}ld}"
 390 libtool="${LIBTOOL-${cross_prefix}libtool}"
 391 nm="${NM-${cross_prefix}nm}"
 392 strip="${STRIP-${cross_prefix}strip}"
 393 windres="${WINDRES-${cross_prefix}windres}"
 394 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 395 query_pkg_config() {
 396     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 397 }
 398 pkg_config=query_pkg_config
 399 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 400 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
 401
 402 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
 403 ARFLAGS="${ARFLAGS-rv}"
 404
 405 # default flags for all hosts
 406 QEMU_CFLAGS="-fno-strict-aliasing -fno-common $QEMU_CFLAGS"
 407 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 408 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 409 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 410 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 411 if test "$debug_info" = "yes"; then
 412     CFLAGS="-g $CFLAGS"
 413     LDFLAGS="-g $LDFLAGS"
 414 fi
 415
 416 # make source path absolute
 417 source_path=`cd "$source_path"; pwd`
 418
 419 # running configure in the source tree?
 420 # we know that's the case if configure is there.
 421 if test -f "./configure"; then
 422     pwd_is_source_path="y"
 423 else
 424     pwd_is_source_path="n"
 425 fi
 426
 427 check_define() {
 428 cat > $TMPC <<EOF
 429 #if !defined($1)
 430 #error $1 not defined
 431 #endif
 432 int main(void) { return 0; }
 433 EOF
 434   compile_object
 435 }
 436
 437 if check_define __linux__ ; then
 438   targetos="Linux"
 439 elif check_define _WIN32 ; then
 440   targetos='MINGW32'
 441 elif check_define __OpenBSD__ ; then
 442   targetos='OpenBSD'
 443 elif check_define __sun__ ; then
 444   targetos='SunOS'
 445 elif check_define __HAIKU__ ; then
 446   targetos='Haiku'
 447 else
 448   targetos=`uname -s`
 449 fi
 450
 451 # Some host OSes need non-standard checks for which CPU to use.
 452 # Note that these checks are broken for cross-compilation: if you're
 453 # cross-compiling to one of these OSes then you'll need to specify
 454 # the correct CPU with the --cpu option.
 455 case $targetos in
 456 Darwin)
 457   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 458   # run 64-bit userspace code.
 459   # If the user didn't specify a CPU explicitly and the kernel says this is
 460   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 461   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 462     cpu="x86_64"
 463   fi
 464   ;;
 465 SunOS)
 466   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 467   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 468     cpu="x86_64"
 469   fi
 470 esac
 471
 472 if test ! -z "$cpu" ; then
 473   # command line argument
 474   :
 475 elif check_define __i386__ ; then
 476   cpu="i386"
 477 elif check_define __x86_64__ ; then
 478   if check_define __ILP32__ ; then
 479     cpu="x32"
 480   else
 481     cpu="x86_64"
 482   fi
 483 elif check_define __sparc__ ; then
 484   if check_define __arch64__ ; then
 485     cpu="sparc64"
 486   else
 487     cpu="sparc"
 488   fi
 489 elif check_define _ARCH_PPC ; then
 490   if check_define _ARCH_PPC64 ; then
 491     cpu="ppc64"
 492   else
 493     cpu="ppc"
 494   fi
 495 elif check_define __mips__ ; then
 496   cpu="mips"
 497 elif check_define __ia64__ ; then
 498   cpu="ia64"
 499 elif check_define __s390__ ; then
 500   if check_define __s390x__ ; then
 501     cpu="s390x"
 502   else
 503     cpu="s390"
 504   fi
 505 elif check_define __arm__ ; then
 506   cpu="arm"
 507 elif check_define __aarch64__ ; then
 508   cpu="aarch64"
 509 elif check_define __hppa__ ; then
 510   cpu="hppa"
 511 else
 512   cpu=`uname -m`
 513 fi
 514
 515 ARCH=
 516 # Normalise host CPU name and set ARCH.
 517 # Note that this case should only have supported host CPUs, not guests.
 518 case "$cpu" in
 519   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
 520     cpu="$cpu"
 521   ;;
 522   i386|i486|i586|i686|i86pc|BePC)
 523     cpu="i386"
 524   ;;
 525   x86_64|amd64)
 526     cpu="x86_64"
 527   ;;
 528   armv*b|armv*l|arm)
 529     cpu="arm"
 530   ;;
 531   aarch64)
 532     cpu="aarch64"
 533   ;;
 534   mips*)
 535     cpu="mips"
 536   ;;
 537   sparc|sun4[cdmuv])
 538     cpu="sparc"
 539   ;;
 540   *)
 541     # This will result in either an error or falling back to TCI later
 542     ARCH=unknown
 543   ;;
 544 esac
 545 if test -z "$ARCH"; then
 546   ARCH="$cpu"
 547 fi
 548
 549 # OS specific
 550
 551 # host *BSD for user mode
 552 HOST_VARIANT_DIR=""
 553
 554 case $targetos in
 555 CYGWIN*)
 556   mingw32="yes"
 557   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 558   audio_possible_drivers="winwave sdl"
 559   audio_drv_list="winwave"
 560 ;;
 561 MINGW32*)
 562   mingw32="yes"
 563   audio_possible_drivers="winwave dsound sdl fmod"
 564   audio_drv_list="winwave"
 565 ;;
 566 GNU/kFreeBSD)
 567   bsd="yes"
 568   audio_drv_list="oss"
 569   audio_possible_drivers="oss sdl esd pa"
 570 ;;
 571 FreeBSD)
 572   bsd="yes"
 573   make="${MAKE-gmake}"
 574   audio_drv_list="oss"
 575   audio_possible_drivers="oss sdl esd pa"
 576   # needed for kinfo_getvmmap(3) in libutil.h
 577   LIBS="-lutil $LIBS"
 578   netmap=""  # enable netmap autodetect
 579   HOST_VARIANT_DIR="freebsd"
 580 ;;
 581 DragonFly)
 582   bsd="yes"
 583   make="${MAKE-gmake}"
 584   audio_drv_list="oss"
 585   audio_possible_drivers="oss sdl esd pa"
 586   HOST_VARIANT_DIR="dragonfly"
 587 ;;
 588 NetBSD)
 589   bsd="yes"
 590   make="${MAKE-gmake}"
 591   audio_drv_list="oss"
 592   audio_possible_drivers="oss sdl esd"
 593   oss_lib="-lossaudio"
 594   HOST_VARIANT_DIR="netbsd"
 595 ;;
 596 OpenBSD)
 597   bsd="yes"
 598   make="${MAKE-gmake}"
 599   audio_drv_list="sdl"
 600   audio_possible_drivers="sdl esd"
 601   HOST_VARIANT_DIR="openbsd"
 602 ;;
 603 Darwin)
 604   bsd="yes"
 605   darwin="yes"
 606   LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
 607   if [ "$cpu" = "x86_64" ] ; then
 608     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 609     LDFLAGS="-arch x86_64 $LDFLAGS"
 610   fi
 611   cocoa="yes"
 612   audio_drv_list="coreaudio"
 613   audio_possible_drivers="coreaudio sdl fmod"
 614   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 615   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 616   # Disable attempts to use ObjectiveC features in os/object.h since they
 617   # won't work when we're compiling with gcc as a C compiler.
 618   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 619   HOST_VARIANT_DIR="darwin"
 620 ;;
 621 SunOS)
 622   solaris="yes"
 623   make="${MAKE-gmake}"
 624   install="${INSTALL-ginstall}"
 625   ld="gld"
 626   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 627   needs_libsunmath="no"
 628   solarisrev=`uname -r | cut -f2 -d.`
 629   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 630     if test "$solarisrev" -le 9 ; then
 631       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 632         needs_libsunmath="yes"
 633         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 634         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 635         LIBS="-lsunmath $LIBS"
 636       else
 637         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 638             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 639             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 640             "Studio 11 can be downloaded from www.sun.com."
 641       fi
 642     fi
 643   fi
 644   if test -f /usr/include/sys/soundcard.h ; then
 645     audio_drv_list="oss"
 646   fi
 647   audio_possible_drivers="oss sdl"
 648 # needed for CMSG_ macros in sys/socket.h
 649   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 650 # needed for TIOCWIN* defines in termios.h
 651   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 652   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 653   solarisnetlibs="-lsocket -lnsl -lresolv"
 654   LIBS="$solarisnetlibs $LIBS"
 655   libs_qga="$solarisnetlibs $libs_qga"
 656 ;;
 657 AIX)
 658   aix="yes"
 659   make="${MAKE-gmake}"
 660 ;;
 661 Haiku)
 662   haiku="yes"
 663   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 664   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 665 ;;
 666 *)
 667   audio_drv_list="oss"
 668   audio_possible_drivers="oss alsa sdl esd pa"
 669   linux="yes"
 670   linux_user="yes"
 671   kvm="yes"
 672   vhost_net="yes"
 673   vhost_scsi="yes"
 674   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
 675     audio_possible_drivers="$audio_possible_drivers fmod"
 676   fi
 677   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 678 ;;
 679 esac
 680
 681 if [ "$bsd" = "yes" ] ; then
 682   if [ "$darwin" != "yes" ] ; then
 683     bsd_user="yes"
 684   fi
 685 fi
 686
 687 : ${make=${MAKE-make}}
 688 : ${install=${INSTALL-install}}
 689 : ${python=${PYTHON-python}}
 690 : ${smbd=${SMBD-/usr/sbin/smbd}}
 691
 692 # Default objcc to clang if available, otherwise use CC
 693 if has clang; then
 694   objcc=clang
 695 else
 696   objcc="$cc"
 697 fi
 698
 699 if test "$mingw32" = "yes" ; then
 700   EXESUF=".exe"
 701   DSOSUF=".dll"
 702   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 703   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 704   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 705   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 706 cat > $TMPC << EOF
 707 int main(void) { return 0; }
 708 EOF
 709   if compile_prog "" "-liberty" ; then
 710     LIBS="-liberty $LIBS"
 711   fi
 712   prefix="c:/Program Files/QEMU"
 713   mandir="\${prefix}"
 714   datadir="\${prefix}"
 715   qemu_docdir="\${prefix}"
 716   bindir="\${prefix}"
 717   sysconfdir="\${prefix}"
 718   local_statedir=
 719   confsuffix=""
 720   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 721 fi
 722
 723 werror=""
 724
 725 for opt do
 726   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 727   case "$opt" in
 728   --help|-h) show_help=yes
 729   ;;
 730   --version|-V) exec cat $source_path/VERSION
 731   ;;
 732   --prefix=*) prefix="$optarg"
 733   ;;
 734   --interp-prefix=*) interp_prefix="$optarg"
 735   ;;
 736   --source-path=*)
 737   ;;
 738   --cross-prefix=*)
 739   ;;
 740   --cc=*)
 741   ;;
 742   --host-cc=*) host_cc="$optarg"
 743   ;;
 744   --cxx=*)
 745   ;;
 746   --iasl=*) iasl="$optarg"
 747   ;;
 748   --objcc=*) objcc="$optarg"
 749   ;;
 750   --make=*) make="$optarg"
 751   ;;
 752   --install=*) install="$optarg"
 753   ;;
 754   --python=*) python="$optarg"
 755   ;;
 756   --gcov=*) gcov_tool="$optarg"
 757   ;;
 758   --smbd=*) smbd="$optarg"
 759   ;;
 760   --extra-cflags=*)
 761   ;;
 762   --extra-ldflags=*)
 763   ;;
 764   --enable-debug-info)
 765   ;;
 766   --disable-debug-info)
 767   ;;
 768   --enable-modules)
 769       modules="yes"
 770   ;;
 771   --cpu=*)
 772   ;;
 773   --target-list=*) target_list="$optarg"
 774   ;;
 775   --enable-trace-backends=*) trace_backends="$optarg"
 776   ;;
 777   # XXX: backwards compatibility
 778   --enable-trace-backend=*) trace_backends="$optarg"
 779   ;;
 780   --with-trace-file=*) trace_file="$optarg"
 781   ;;
 782   --enable-gprof) gprof="yes"
 783   ;;
 784   --enable-gcov) gcov="yes"
 785   ;;
 786   --static)
 787     static="yes"
 788     LDFLAGS="-static $LDFLAGS"
 789     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 790   ;;
 791   --mandir=*) mandir="$optarg"
 792   ;;
 793   --bindir=*) bindir="$optarg"
 794   ;;
 795   --libdir=*) libdir="$optarg"
 796   ;;
 797   --libexecdir=*) libexecdir="$optarg"
 798   ;;
 799   --includedir=*) includedir="$optarg"
 800   ;;
 801   --datadir=*) datadir="$optarg"
 802   ;;
 803   --with-confsuffix=*) confsuffix="$optarg"
 804   ;;
 805   --docdir=*) qemu_docdir="$optarg"
 806   ;;
 807   --sysconfdir=*) sysconfdir="$optarg"
 808   ;;
 809   --localstatedir=*) local_statedir="$optarg"
 810   ;;
 811   --sbindir=*|--sharedstatedir=*|\
 812   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 813   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 814     # These switches are silently ignored, for compatibility with
 815     # autoconf-generated configure scripts. This allows QEMU's
 816     # configure to be used by RPM and similar macros that set
 817     # lots of directory switches by default.
 818   ;;
 819   --with-system-pixman) pixman="system"
 820   ;;
 821   --without-system-pixman) pixman="internal"
 822   ;;
 823   --without-pixman) pixman="none"
 824   ;;
 825   --disable-sdl) sdl="no"
 826   ;;
 827   --enable-sdl) sdl="yes"
 828   ;;
 829   --with-sdlabi=*) sdlabi="$optarg"
 830   ;;
 831   --disable-qom-cast-debug) qom_cast_debug="no"
 832   ;;
 833   --enable-qom-cast-debug) qom_cast_debug="yes"
 834   ;;
 835   --disable-virtfs) virtfs="no"
 836   ;;
 837   --enable-virtfs) virtfs="yes"
 838   ;;
 839   --disable-vnc) vnc="no"
 840   ;;
 841   --enable-vnc) vnc="yes"
 842   ;;
 843   --fmod-lib=*) fmod_lib="$optarg"
 844   ;;
 845   --fmod-inc=*) fmod_inc="$optarg"
 846   ;;
 847   --oss-lib=*) oss_lib="$optarg"
 848   ;;
 849   --audio-drv-list=*) audio_drv_list="$optarg"
 850   ;;
 851   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 852   ;;
 853   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 854   ;;
 855   --enable-debug-tcg) debug_tcg="yes"
 856   ;;
 857   --disable-debug-tcg) debug_tcg="no"
 858   ;;
 859   --enable-debug)
 860       # Enable debugging options that aren't excessively noisy
 861       debug_tcg="yes"
 862       debug="yes"
 863       strip_opt="no"
 864   ;;
 865   --enable-sparse) sparse="yes"
 866   ;;
 867   --disable-sparse) sparse="no"
 868   ;;
 869   --disable-strip) strip_opt="no"
 870   ;;
 871   --disable-vnc-tls) vnc_tls="no"
 872   ;;
 873   --enable-vnc-tls) vnc_tls="yes"
 874   ;;
 875   --disable-vnc-sasl) vnc_sasl="no"
 876   ;;
 877   --enable-vnc-sasl) vnc_sasl="yes"
 878   ;;
 879   --disable-vnc-jpeg) vnc_jpeg="no"
 880   ;;
 881   --enable-vnc-jpeg) vnc_jpeg="yes"
 882   ;;
 883   --disable-vnc-png) vnc_png="no"
 884   ;;
 885   --enable-vnc-png) vnc_png="yes"
 886   ;;
 887   --disable-vnc-ws) vnc_ws="no"
 888   ;;
 889   --enable-vnc-ws) vnc_ws="yes"
 890   ;;
 891   --disable-slirp) slirp="no"
 892   ;;
 893   --disable-uuid) uuid="no"
 894   ;;
 895   --enable-uuid) uuid="yes"
 896   ;;
 897   --disable-vde) vde="no"
 898   ;;
 899   --enable-vde) vde="yes"
 900   ;;
 901   --disable-netmap) netmap="no"
 902   ;;
 903   --enable-netmap) netmap="yes"
 904   ;;
 905   --disable-xen) xen="no"
 906   ;;
 907   --enable-xen) xen="yes"
 908   ;;
 909   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 910   ;;
 911   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 912   ;;
 913   --disable-brlapi) brlapi="no"
 914   ;;
 915   --enable-brlapi) brlapi="yes"
 916   ;;
 917   --disable-bluez) bluez="no"
 918   ;;
 919   --enable-bluez) bluez="yes"
 920   ;;
 921   --disable-kvm) kvm="no"
 922   ;;
 923   --enable-kvm) kvm="yes"
 924   ;;
 925   --disable-tcg-interpreter) tcg_interpreter="no"
 926   ;;
 927   --enable-tcg-interpreter) tcg_interpreter="yes"
 928   ;;
 929   --disable-cap-ng)  cap_ng="no"
 930   ;;
 931   --enable-cap-ng) cap_ng="yes"
 932   ;;
 933   --disable-spice) spice="no"
 934   ;;
 935   --enable-spice) spice="yes"
 936   ;;
 937   --disable-libiscsi) libiscsi="no"
 938   ;;
 939   --enable-libiscsi) libiscsi="yes"
 940   ;;
 941   --disable-libnfs) libnfs="no"
 942   ;;
 943   --enable-libnfs) libnfs="yes"
 944   ;;
 945   --enable-profiler) profiler="yes"
 946   ;;
 947   --disable-cocoa) cocoa="no"
 948   ;;
 949   --enable-cocoa)
 950       cocoa="yes" ;
 951       sdl="no" ;
 952       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 953   ;;
 954   --disable-system) softmmu="no"
 955   ;;
 956   --enable-system) softmmu="yes"
 957   ;;
 958   --disable-user)
 959       linux_user="no" ;
 960       bsd_user="no" ;
 961   ;;
 962   --enable-user) ;;
 963   --disable-linux-user) linux_user="no"
 964   ;;
 965   --enable-linux-user) linux_user="yes"
 966   ;;
 967   --disable-bsd-user) bsd_user="no"
 968   ;;
 969   --enable-bsd-user) bsd_user="yes"
 970   ;;
 971   --enable-guest-base) guest_base="yes"
 972   ;;
 973   --disable-guest-base) guest_base="no"
 974   ;;
 975   --enable-pie) pie="yes"
 976   ;;
 977   --disable-pie) pie="no"
 978   ;;
 979   --enable-werror) werror="yes"
 980   ;;
 981   --disable-werror) werror="no"
 982   ;;
 983   --enable-stack-protector) stack_protector="yes"
 984   ;;
 985   --disable-stack-protector) stack_protector="no"
 986   ;;
 987   --disable-curses) curses="no"
 988   ;;
 989   --enable-curses) curses="yes"
 990   ;;
 991   --disable-curl) curl="no"
 992   ;;
 993   --enable-curl) curl="yes"
 994   ;;
 995   --disable-fdt) fdt="no"
 996   ;;
 997   --enable-fdt) fdt="yes"
 998   ;;
 999   --disable-linux-aio) linux_aio="no"
1000   ;;
1001   --enable-linux-aio) linux_aio="yes"
1002   ;;
1003   --disable-attr) attr="no"
1004   ;;
1005   --enable-attr) attr="yes"
1006   ;;
1007   --disable-blobs) blobs="no"
1008   ;;
1009   --with-pkgversion=*) pkgversion=" ($optarg)"
1010   ;;
1011   --with-coroutine=*) coroutine="$optarg"
1012   ;;
1013   --disable-coroutine-pool) coroutine_pool="no"
1014   ;;
1015   --enable-coroutine-pool) coroutine_pool="yes"
1016   ;;
1017   --disable-docs) docs="no"
1018   ;;
1019   --enable-docs) docs="yes"
1020   ;;
1021   --disable-vhost-net) vhost_net="no"
1022   ;;
1023   --enable-vhost-net) vhost_net="yes"
1024   ;;
1025   --disable-vhost-scsi) vhost_scsi="no"
1026   ;;
1027   --enable-vhost-scsi) vhost_scsi="yes"
1028   ;;
1029   --disable-glx) glx="no"
1030   ;;
1031   --enable-glx) glx="yes"
1032   ;;
1033   --disable-rbd) rbd="no"
1034   ;;
1035   --enable-rbd) rbd="yes"
1036   ;;
1037   --disable-xfsctl) xfs="no"
1038   ;;
1039   --enable-xfsctl) xfs="yes"
1040   ;;
1041   --disable-smartcard-nss) smartcard_nss="no"
1042   ;;
1043   --enable-smartcard-nss) smartcard_nss="yes"
1044   ;;
1045   --disable-libusb) libusb="no"
1046   ;;
1047   --enable-libusb) libusb="yes"
1048   ;;
1049   --disable-usb-redir) usb_redir="no"
1050   ;;
1051   --enable-usb-redir) usb_redir="yes"
1052   ;;
1053   --disable-zlib-test) zlib="no"
1054   ;;
1055   --disable-lzo) lzo="no"
1056   ;;
1057   --enable-lzo) lzo="yes"
1058   ;;
1059   --disable-snappy) snappy="no"
1060   ;;
1061   --enable-snappy) snappy="yes"
1062   ;;
1063   --enable-guest-agent) guest_agent="yes"
1064   ;;
1065   --disable-guest-agent) guest_agent="no"
1066   ;;
1067   --with-vss-sdk) vss_win32_sdk=""
1068   ;;
1069   --with-vss-sdk=*) vss_win32_sdk="$optarg"
1070   ;;
1071   --without-vss-sdk) vss_win32_sdk="no"
1072   ;;
1073   --with-win-sdk) win_sdk=""
1074   ;;
1075   --with-win-sdk=*) win_sdk="$optarg"
1076   ;;
1077   --without-win-sdk) win_sdk="no"
1078   ;;
1079   --enable-tools) want_tools="yes"
1080   ;;
1081   --disable-tools) want_tools="no"
1082   ;;
1083   --enable-seccomp) seccomp="yes"
1084   ;;
1085   --disable-seccomp) seccomp="no"
1086   ;;
1087   --disable-glusterfs) glusterfs="no"
1088   ;;
1089   --enable-glusterfs) glusterfs="yes"
1090   ;;
1091   --disable-archipelago) archipelago="no"
1092   ;;
1093   --enable-archipelago) archipelago="yes"
1094   ;;
1095   --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1096       echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1097   ;;
1098   --disable-gtk) gtk="no"
1099   ;;
1100   --enable-gtk) gtk="yes"
1101   ;;
1102   --enable-rdma) rdma="yes"
1103   ;;
1104   --disable-rdma) rdma="no"
1105   ;;
1106   --with-gtkabi=*) gtkabi="$optarg"
1107   ;;
1108   --disable-vte) vte="no"
1109   ;;
1110   --enable-vte) vte="yes"
1111   ;;
1112   --disable-tpm) tpm="no"
1113   ;;
1114   --enable-tpm) tpm="yes"
1115   ;;
1116   --disable-libssh2) libssh2="no"
1117   ;;
1118   --enable-libssh2) libssh2="yes"
1119   ;;
1120   --enable-vhdx) vhdx="yes"
1121   ;;
1122   --disable-vhdx) vhdx="no"
1123   ;;
1124   --disable-quorum) quorum="no"
1125   ;;
1126   --enable-quorum) quorum="yes"
1127   ;;
1128   --disable-numa) numa="no"
1129   ;;
1130   --enable-numa) numa="yes"
1131   ;;
1132   *)
1133       echo "ERROR: unknown option $opt"
1134       echo "Try '$0 --help' for more information"
1135       exit 1
1136   ;;
1137   esac
1138 done
1139
1140 if ! has $python; then
1141   error_exit "Python not found. Use --python=/path/to/python"
1142 fi
1143
1144 # Note that if the Python conditional here evaluates True we will exit
1145 # with status 1 which is a shell 'false' value.
1146 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1147   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1148       "Note that Python 3 or later is not yet supported." \
1149       "Use --python=/path/to/python to specify a supported Python."
1150 fi
1151
1152 # The -B switch was added in Python 2.6.
1153 # If it is supplied, compiled files are not written.
1154 # Use it for Python versions which support it.
1155 if $python -B -c 'import sys; sys.exit(0)' 2>/dev/null; then
1156   python="$python -B"
1157 fi
1158
1159 case "$cpu" in
1160     ppc)
1161            CPU_CFLAGS="-m32"
1162            LDFLAGS="-m32 $LDFLAGS"
1163            ;;
1164     ppc64)
1165            CPU_CFLAGS="-m64"
1166            LDFLAGS="-m64 $LDFLAGS"
1167            ;;
1168     sparc)
1169            LDFLAGS="-m32 $LDFLAGS"
1170            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
1171            ;;
1172     sparc64)
1173            LDFLAGS="-m64 $LDFLAGS"
1174            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1175            ;;
1176     s390)
1177            CPU_CFLAGS="-m31"
1178            LDFLAGS="-m31 $LDFLAGS"
1179            ;;
1180     s390x)
1181            CPU_CFLAGS="-m64"
1182            LDFLAGS="-m64 $LDFLAGS"
1183            ;;
1184     i386)
1185            CPU_CFLAGS="-m32"
1186            LDFLAGS="-m32 $LDFLAGS"
1187            cc_i386='$(CC) -m32'
1188            ;;
1189     x86_64)
1190            CPU_CFLAGS="-m64"
1191            LDFLAGS="-m64 $LDFLAGS"
1192            cc_i386='$(CC) -m32'
1193            ;;
1194     x32)
1195            CPU_CFLAGS="-mx32"
1196            LDFLAGS="-mx32 $LDFLAGS"
1197            cc_i386='$(CC) -m32'
1198            ;;
1199     # No special flags required for other host CPUs
1200 esac
1201
1202 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1203 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1204
1205 default_target_list=""
1206
1207 mak_wilds=""
1208
1209 if [ "$softmmu" = "yes" ]; then
1210     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1211 fi
1212 if [ "$linux_user" = "yes" ]; then
1213     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1214 fi
1215 if [ "$bsd_user" = "yes" ]; then
1216     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1217 fi
1218
1219 for config in $mak_wilds; do
1220     default_target_list="${default_target_list} $(basename "$config" .mak)"
1221 done
1222
1223 if test x"$show_help" = x"yes" ; then
1224 cat << EOF
1225
1226 Usage: configure [options]
1227 Options: [defaults in brackets after descriptions]
1228
1229 Standard options:
1230   --help                   print this message
1231   --prefix=PREFIX          install in PREFIX [$prefix]
1232   --interp-prefix=PREFIX   where to find shared libraries, etc.
1233                            use %M for cpu name [$interp_prefix]
1234   --target-list=LIST       set target list (default: build everything)
1235 $(echo Available targets: $default_target_list | \
1236   fold -s -w 53 | sed -e 's/^/                           /')
1237
1238 Advanced options (experts only):
1239   --source-path=PATH       path of source code [$source_path]
1240   --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
1241   --cc=CC                  use C compiler CC [$cc]
1242   --iasl=IASL              use ACPI compiler IASL [$iasl]
1243   --host-cc=CC             use C compiler CC [$host_cc] for code run at
1244                            build time
1245   --cxx=CXX                use C++ compiler CXX [$cxx]
1246   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1247   --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS
1248   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1249   --make=MAKE              use specified make [$make]
1250   --install=INSTALL        use specified install [$install]
1251   --python=PYTHON          use specified python [$python]
1252   --smbd=SMBD              use specified smbd [$smbd]
1253   --static                 enable static build [$static]
1254   --mandir=PATH            install man pages in PATH
1255   --datadir=PATH           install firmware in PATH$confsuffix
1256   --docdir=PATH            install documentation in PATH$confsuffix
1257   --bindir=PATH            install binaries in PATH
1258   --libdir=PATH            install libraries in PATH
1259   --sysconfdir=PATH        install config in PATH$confsuffix
1260   --localstatedir=PATH     install local state in PATH (set at runtime on win32)
1261   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1262   --enable-modules         enable modules support
1263   --enable-debug-tcg       enable TCG debugging
1264   --disable-debug-tcg      disable TCG debugging (default)
1265   --enable-debug-info      enable debugging information (default)
1266   --disable-debug-info     disable debugging information
1267   --enable-debug           enable common debug build options
1268   --enable-sparse          enable sparse checker
1269   --disable-sparse         disable sparse checker (default)
1270   --disable-strip          disable stripping binaries
1271   --disable-werror         disable compilation abort on warning
1272   --disable-stack-protector disable compiler-provided stack protection
1273   --disable-sdl            disable SDL
1274   --enable-sdl             enable SDL
1275   --with-sdlabi            select preferred SDL ABI 1.2 or 2.0
1276   --disable-gtk            disable gtk UI
1277   --enable-gtk             enable gtk UI
1278   --with-gtkabi            select preferred GTK ABI 2.0 or 3.0
1279   --disable-virtfs         disable VirtFS
1280   --enable-virtfs          enable VirtFS
1281   --disable-vnc            disable VNC
1282   --enable-vnc             enable VNC
1283   --disable-cocoa          disable Cocoa (Mac OS X only)
1284   --enable-cocoa           enable Cocoa (default on Mac OS X)
1285   --audio-drv-list=LIST    set audio drivers list:
1286                            Available drivers: $audio_possible_drivers
1287   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1288   --block-drv-rw-whitelist=L
1289                            set block driver read-write whitelist
1290                            (affects only QEMU, not qemu-img)
1291   --block-drv-ro-whitelist=L
1292                            set block driver read-only whitelist
1293                            (affects only QEMU, not qemu-img)
1294   --disable-xen            disable xen backend driver support
1295   --enable-xen             enable xen backend driver support
1296   --disable-xen-pci-passthrough
1297   --enable-xen-pci-passthrough
1298   --disable-brlapi         disable BrlAPI
1299   --enable-brlapi          enable BrlAPI
1300   --disable-vnc-tls        disable TLS encryption for VNC server
1301   --enable-vnc-tls         enable TLS encryption for VNC server
1302   --disable-vnc-sasl       disable SASL encryption for VNC server
1303   --enable-vnc-sasl        enable SASL encryption for VNC server
1304   --disable-vnc-jpeg       disable JPEG lossy compression for VNC server
1305   --enable-vnc-jpeg        enable JPEG lossy compression for VNC server
1306   --disable-vnc-png        disable PNG compression for VNC server (default)
1307   --enable-vnc-png         enable PNG compression for VNC server
1308   --disable-vnc-ws         disable Websockets support for VNC server
1309   --enable-vnc-ws          enable Websockets support for VNC server
1310   --disable-curses         disable curses output
1311   --enable-curses          enable curses output
1312   --disable-curl           disable curl connectivity
1313   --enable-curl            enable curl connectivity
1314   --disable-fdt            disable fdt device tree
1315   --enable-fdt             enable fdt device tree
1316   --disable-bluez          disable bluez stack connectivity
1317   --enable-bluez           enable bluez stack connectivity
1318   --disable-slirp          disable SLIRP userspace network connectivity
1319   --disable-kvm            disable KVM acceleration support
1320   --enable-kvm             enable KVM acceleration support
1321   --disable-rdma           disable RDMA-based migration support
1322   --enable-rdma            enable RDMA-based migration support
1323   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1324   --enable-system          enable all system emulation targets
1325   --disable-system         disable all system emulation targets
1326   --enable-user            enable supported user emulation targets
1327   --disable-user           disable all user emulation targets
1328   --enable-linux-user      enable all linux usermode emulation targets
1329   --disable-linux-user     disable all linux usermode emulation targets
1330   --enable-bsd-user        enable all BSD usermode emulation targets
1331   --disable-bsd-user       disable all BSD usermode emulation targets
1332   --enable-guest-base      enable GUEST_BASE support for usermode
1333                            emulation targets
1334   --disable-guest-base     disable GUEST_BASE support
1335   --enable-pie             build Position Independent Executables
1336   --disable-pie            do not build Position Independent Executables
1337   --fmod-lib               path to FMOD library
1338   --fmod-inc               path to FMOD includes
1339   --oss-lib                path to OSS library
1340   --cpu=CPU                Build for host CPU [$cpu]
1341   --disable-uuid           disable uuid support
1342   --enable-uuid            enable uuid support
1343   --disable-vde            disable support for vde network
1344   --enable-vde             enable support for vde network
1345   --disable-netmap         disable support for netmap network
1346   --enable-netmap          enable support for netmap network
1347   --disable-linux-aio      disable Linux AIO support
1348   --enable-linux-aio       enable Linux AIO support
1349   --disable-cap-ng         disable libcap-ng support
1350   --enable-cap-ng          enable libcap-ng support
1351   --disable-attr           disable attr and xattr support
1352   --enable-attr            enable attr and xattr support
1353   --disable-blobs          disable installing provided firmware blobs
1354   --enable-docs            enable documentation build
1355   --disable-docs           disable documentation build
1356   --disable-vhost-net      disable vhost-net acceleration support
1357   --enable-vhost-net       enable vhost-net acceleration support
1358   --enable-trace-backends=B Set trace backend
1359                            Available backends: $($python $source_path/scripts/tracetool.py --list-backends)
1360   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1361                            Default:trace-<pid>
1362   --disable-spice          disable spice
1363   --enable-spice           enable spice
1364   --enable-rbd             enable building the rados block device (rbd)
1365   --disable-libiscsi       disable iscsi support
1366   --enable-libiscsi        enable iscsi support
1367   --disable-libnfs         disable nfs support
1368   --enable-libnfs          enable nfs support
1369   --disable-smartcard-nss  disable smartcard nss support
1370   --enable-smartcard-nss   enable smartcard nss support
1371   --disable-libusb         disable libusb (for usb passthrough)
1372   --enable-libusb          enable libusb (for usb passthrough)
1373   --disable-usb-redir      disable usb network redirection support
1374   --enable-usb-redir       enable usb network redirection support
1375   --enable-lzo             enable the support of lzo compression library
1376   --enable-snappy          enable the support of snappy compression library
1377   --disable-guest-agent    disable building of the QEMU Guest Agent
1378   --enable-guest-agent     enable building of the QEMU Guest Agent
1379   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1380   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1381   --disable-seccomp        disable seccomp support
1382   --enable-seccomp         enable seccomp support
1383   --with-coroutine=BACKEND coroutine backend. Supported options:
1384                            gthread, ucontext, sigaltstack, windows
1385   --disable-coroutine-pool disable coroutine freelist (worse performance)
1386   --enable-coroutine-pool  enable coroutine freelist (better performance)
1387   --enable-glusterfs       enable GlusterFS backend
1388   --disable-glusterfs      disable GlusterFS backend
1389   --enable-archipelago     enable Archipelago backend
1390   --disable-archipelago    disable Archipelago backend
1391   --enable-gcov            enable test coverage analysis with gcov
1392   --gcov=GCOV              use specified gcov [$gcov_tool]
1393   --disable-tpm            disable TPM support
1394   --enable-tpm             enable TPM support
1395   --disable-libssh2        disable ssh block device support
1396   --enable-libssh2         enable ssh block device support
1397   --disable-vhdx           disable support for the Microsoft VHDX image format
1398   --enable-vhdx            enable support for the Microsoft VHDX image format
1399   --disable-quorum         disable quorum block filter support
1400   --enable-quorum          enable quorum block filter support
1401   --disable-numa           disable libnuma support
1402   --enable-numa            enable libnuma support
1403
1404 NOTE: The object files are built at the place where configure is launched
1405 EOF
1406 exit 0
1407 fi
1408
1409 # Now we have handled --enable-tcg-interpreter and know we're not just
1410 # printing the help message, bail out if the host CPU isn't supported.
1411 if test "$ARCH" = "unknown"; then
1412     if test "$tcg_interpreter" = "yes" ; then
1413         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1414         ARCH=tci
1415     else
1416         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1417     fi
1418 fi
1419
1420 # Consult white-list to determine whether to enable werror
1421 # by default.  Only enable by default for git builds
1422 z_version=`cut -f3 -d. $source_path/VERSION`
1423
1424 if test -z "$werror" ; then
1425     if test -d "$source_path/.git" -a \
1426         "$linux" = "yes" ; then
1427         werror="yes"
1428     else
1429         werror="no"
1430     fi
1431 fi
1432
1433 # check that the C compiler works.
1434 cat > $TMPC <<EOF
1435 int main(void) { return 0; }
1436 EOF
1437
1438 if compile_object ; then
1439   : C compiler works ok
1440 else
1441     error_exit "\"$cc\" either does not exist or does not work"
1442 fi
1443
1444 # Check that the C++ compiler exists and works with the C compiler
1445 if has $cxx; then
1446     cat > $TMPC <<EOF
1447 int c_function(void);
1448 int main(void) { return c_function(); }
1449 EOF
1450
1451     compile_object
1452
1453     cat > $TMPCXX <<EOF
1454 extern "C" {
1455    int c_function(void);
1456 }
1457 int c_function(void) { return 42; }
1458 EOF
1459
1460     update_cxxflags
1461
1462     if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
1463         # C++ compiler $cxx works ok with C compiler $cc
1464         :
1465     else
1466         echo "C++ compiler $cxx does not work with C compiler $cc"
1467         echo "Disabling C++ specific optional code"
1468         cxx=
1469     fi
1470 else
1471     echo "No C++ compiler available; disabling C++ specific optional code"
1472     cxx=
1473 fi
1474
1475 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1476 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1477 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1478 gcc_flags="-Wendif-labels $gcc_flags"
1479 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1480 gcc_flags="-Wno-string-plus-int $gcc_flags"
1481 # Note that we do not add -Werror to gcc_flags here, because that would
1482 # enable it for all configure tests. If a configure test failed due
1483 # to -Werror this would just silently disable some features,
1484 # so it's too error prone.
1485 cat > $TMPC << EOF
1486 int main(void) { return 0; }
1487 EOF
1488 for flag in $gcc_flags; do
1489     # Use the positive sense of the flag when testing for -Wno-wombat
1490     # support (gcc will happily accept the -Wno- form of unknown
1491     # warning options).
1492     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1493     if compile_prog "-Werror $optflag" "" ; then
1494         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1495     fi
1496 done
1497
1498 if test "$stack_protector" != "no"; then
1499   gcc_flags="-fstack-protector-strong -fstack-protector-all"
1500   sp_on=0
1501   for flag in $gcc_flags; do
1502     # We need to check both a compile and a link, since some compiler
1503     # setups fail only on a .c->.o compile and some only at link time
1504     if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
1505        compile_prog "-Werror $flag" ""; then
1506       QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1507       LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,$flag"
1508       sp_on=1
1509       break
1510     fi
1511   done
1512   if test "$stack_protector" = yes; then
1513     if test $sp_on = 0; then
1514       error_exit "Stack protector not supported"
1515     fi
1516   fi
1517 fi
1518
1519 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1520 # large functions that use global variables.  The bug is in all releases of
1521 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1522 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1523 cat > $TMPC << EOF
1524 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1525 int main(void) { return 0; }
1526 #else
1527 #error No bug in this compiler.
1528 #endif
1529 EOF
1530 if compile_prog "-Werror -fno-gcse" "" ; then
1531   TRANSLATE_OPT_CFLAGS=-fno-gcse
1532 fi
1533
1534 if test "$static" = "yes" ; then
1535   if test "$modules" = "yes" ; then
1536     error_exit "static and modules are mutually incompatible"
1537   fi
1538   if test "$pie" = "yes" ; then
1539     error_exit "static and pie are mutually incompatible"
1540   else
1541     pie="no"
1542   fi
1543 fi
1544
1545 if test "$pie" = ""; then
1546   case "$cpu-$targetos" in
1547     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1548       ;;
1549     *)
1550       pie="no"
1551       ;;
1552   esac
1553 fi
1554
1555 if test "$pie" != "no" ; then
1556   cat > $TMPC << EOF
1557
1558 #ifdef __linux__
1559 #  define THREAD __thread
1560 #else
1561 #  define THREAD
1562 #endif
1563
1564 static THREAD int tls_var;
1565
1566 int main(void) { return tls_var; }
1567
1568 EOF
1569   if compile_prog "-fPIE -DPIE" "-pie"; then
1570     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1571     LDFLAGS="-pie $LDFLAGS"
1572     pie="yes"
1573     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1574       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1575     fi
1576   else
1577     if test "$pie" = "yes"; then
1578       error_exit "PIE not available due to missing toolchain support"
1579     else
1580       echo "Disabling PIE due to missing toolchain support"
1581       pie="no"
1582     fi
1583   fi
1584
1585   if compile_prog "-fno-pie" "-nopie"; then
1586     CFLAGS_NOPIE="-fno-pie"
1587     LDFLAGS_NOPIE="-nopie"
1588   fi
1589 fi
1590
1591 # check for broken gcc and libtool in RHEL5
1592 if test -n "$libtool" -a "$pie" != "no" ; then
1593   cat > $TMPC <<EOF
1594
1595 void *f(unsigned char *buf, int len);
1596 void *g(unsigned char *buf, int len);
1597
1598 void *
1599 f(unsigned char *buf, int len)
1600 {
1601     return (void*)0L;
1602 }
1603
1604 void *
1605 g(unsigned char *buf, int len)
1606 {
1607     return f(buf, len);
1608 }
1609
1610 EOF
1611   if ! libtool_prog; then
1612     echo "Disabling libtool due to broken toolchain support"
1613     libtool=
1614   fi
1615 fi
1616
1617 ##########################################
1618 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1619 # use i686 as default anyway, but for those that don't, an explicit
1620 # specification is necessary
1621
1622 if test "$cpu" = "i386"; then
1623   cat > $TMPC << EOF
1624 static int sfaa(int *ptr)
1625 {
1626   return __sync_fetch_and_and(ptr, 0);
1627 }
1628
1629 int main(void)
1630 {
1631   int val = 42;
1632   val = __sync_val_compare_and_swap(&val, 0, 1);
1633   sfaa(&val);
1634   return val;
1635 }
1636 EOF
1637   if ! compile_prog "" "" ; then
1638     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1639   fi
1640 fi
1641
1642 #########################################
1643 # Solaris specific configure tool chain decisions
1644
1645 if test "$solaris" = "yes" ; then
1646   if has $install; then
1647     :
1648   else
1649     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1650         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1651         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1652   fi
1653   if test "`path_of $install`" = "/usr/sbin/install" ; then
1654     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1655         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1656         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1657   fi
1658   if has ar; then
1659     :
1660   else
1661     if test -f /usr/ccs/bin/ar ; then
1662       error_exit "No path includes ar" \
1663           "Add /usr/ccs/bin to your path and rerun configure"
1664     fi
1665     error_exit "No path includes ar"
1666   fi
1667 fi
1668
1669 if test -z "${target_list+xxx}" ; then
1670     target_list="$default_target_list"
1671 else
1672     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1673 fi
1674
1675 # Check that we recognised the target name; this allows a more
1676 # friendly error message than if we let it fall through.
1677 for target in $target_list; do
1678     case " $default_target_list " in
1679         *" $target "*)
1680             ;;
1681         *)
1682             error_exit "Unknown target name '$target'"
1683             ;;
1684     esac
1685 done
1686
1687 # see if system emulation was really requested
1688 case " $target_list " in
1689   *"-softmmu "*) softmmu=yes
1690   ;;
1691   *) softmmu=no
1692   ;;
1693 esac
1694
1695 feature_not_found() {
1696   feature=$1
1697   remedy=$2
1698
1699   error_exit "User requested feature $feature" \
1700       "configure was not able to find it." \
1701       "$remedy"
1702 }
1703
1704 # ---
1705 # big/little endian test
1706 cat > $TMPC << EOF
1707 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1708 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1709 extern int foo(short *, short *);
1710 int main(int argc, char *argv[]) {
1711     return foo(big_endian, little_endian);
1712 }
1713 EOF
1714
1715 if compile_object ; then
1716     if grep -q BiGeNdIaN $TMPO ; then
1717         bigendian="yes"
1718     elif grep -q LiTtLeEnDiAn $TMPO ; then
1719         bigendian="no"
1720     else
1721         echo big/little test failed
1722     fi
1723 else
1724     echo big/little test failed
1725 fi
1726
1727 ##########################################
1728 # L2TPV3 probe
1729
1730 cat > $TMPC <<EOF
1731 #include <sys/socket.h>
1732 #include <linux/ip.h>
1733 int main(void) { return sizeof(struct mmsghdr); }
1734 EOF
1735 if compile_prog "" "" ; then
1736   l2tpv3=yes
1737 else
1738   l2tpv3=no
1739 fi
1740
1741 ##########################################
1742 # pkg-config probe
1743
1744 if ! has "$pkg_config_exe"; then
1745   error_exit "pkg-config binary '$pkg_config_exe' not found"
1746 fi
1747
1748 ##########################################
1749 # NPTL probe
1750
1751 if test "$linux_user" = "yes"; then
1752   cat > $TMPC <<EOF
1753 #include <sched.h>
1754 #include <linux/futex.h>
1755 int main(void) {
1756 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1757 #error bork
1758 #endif
1759   return 0;
1760 }
1761 EOF
1762   if ! compile_object ; then
1763     feature_not_found "nptl" "Install glibc and linux kernel headers."
1764   fi
1765 fi
1766
1767 ##########################################
1768 # zlib check
1769
1770 if test "$zlib" != "no" ; then
1771     cat > $TMPC << EOF
1772 #include <zlib.h>
1773 int main(void) { zlibVersion(); return 0; }
1774 EOF
1775     if compile_prog "" "-lz" ; then
1776         :
1777     else
1778         error_exit "zlib check failed" \
1779             "Make sure to have the zlib libs and headers installed."
1780     fi
1781 fi
1782 LIBS="$LIBS -lz"
1783
1784 ##########################################
1785 # lzo check
1786
1787 if test "$lzo" != "no" ; then
1788     cat > $TMPC << EOF
1789 #include <lzo/lzo1x.h>
1790 int main(void) { lzo_version(); return 0; }
1791 EOF
1792     if compile_prog "" "-llzo2" ; then
1793         libs_softmmu="$libs_softmmu -llzo2"
1794         lzo="yes"
1795     else
1796         if test "$lzo" = "yes"; then
1797             feature_not_found "liblzo2" "Install liblzo2 devel"
1798         fi
1799         lzo="no"
1800     fi
1801 fi
1802
1803 ##########################################
1804 # snappy check
1805
1806 if test "$snappy" != "no" ; then
1807     cat > $TMPC << EOF
1808 #include <snappy-c.h>
1809 int main(void) { snappy_max_compressed_length(4096); return 0; }
1810 EOF
1811     if compile_prog "" "-lsnappy" ; then
1812         libs_softmmu="$libs_softmmu -lsnappy"
1813         snappy="yes"
1814     else
1815         if test "$snappy" = "yes"; then
1816             feature_not_found "libsnappy" "Install libsnappy devel"
1817         fi
1818         snappy="no"
1819     fi
1820 fi
1821
1822 ##########################################
1823 # libseccomp check
1824
1825 if test "$seccomp" != "no" ; then
1826     if test "$cpu" = "i386" || test "$cpu" = "x86_64" &&
1827         $pkg_config --atleast-version=2.1.1 libseccomp; then
1828         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1829         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1830         seccomp="yes"
1831     else
1832         if test "$seccomp" = "yes"; then
1833             feature_not_found "libseccomp" "Install libseccomp devel >= 2.1.0"
1834         fi
1835         seccomp="no"
1836     fi
1837 fi
1838 ##########################################
1839 # xen probe
1840
1841 if test "$xen" != "no" ; then
1842   xen_libs="-lxenstore -lxenctrl -lxenguest"
1843
1844   # First we test whether Xen headers and libraries are available.
1845   # If no, we are done and there is no Xen support.
1846   # If yes, more tests are run to detect the Xen version.
1847
1848   # Xen (any)
1849   cat > $TMPC <<EOF
1850 #include <xenctrl.h>
1851 int main(void) {
1852   return 0;
1853 }
1854 EOF
1855   if ! compile_prog "" "$xen_libs" ; then
1856     # Xen not found
1857     if test "$xen" = "yes" ; then
1858       feature_not_found "xen" "Install xen devel"
1859     fi
1860     xen=no
1861
1862   # Xen unstable
1863   elif
1864       cat > $TMPC <<EOF &&
1865 #include <xenctrl.h>
1866 #include <xenstore.h>
1867 #include <stdint.h>
1868 #include <xen/hvm/hvm_info_table.h>
1869 #if !defined(HVM_MAX_VCPUS)
1870 # error HVM_MAX_VCPUS not defined
1871 #endif
1872 int main(void) {
1873   xc_interface *xc;
1874   xs_daemon_open();
1875   xc = xc_interface_open(0, 0, 0);
1876   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1877   xc_gnttab_open(NULL, 0);
1878   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1879   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1880   return 0;
1881 }
1882 EOF
1883       compile_prog "" "$xen_libs"
1884     then
1885     xen_ctrl_version=420
1886     xen=yes
1887
1888   elif
1889       cat > $TMPC <<EOF &&
1890 #include <xenctrl.h>
1891 #include <xs.h>
1892 #include <stdint.h>
1893 #include <xen/hvm/hvm_info_table.h>
1894 #if !defined(HVM_MAX_VCPUS)
1895 # error HVM_MAX_VCPUS not defined
1896 #endif
1897 int main(void) {
1898   xs_daemon_open();
1899   xc_interface_open(0, 0, 0);
1900   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1901   xc_gnttab_open(NULL, 0);
1902   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1903   return 0;
1904 }
1905 EOF
1906       compile_prog "" "$xen_libs"
1907     then
1908     xen_ctrl_version=410
1909     xen=yes
1910
1911   # Xen 4.0.0
1912   elif
1913       cat > $TMPC <<EOF &&
1914 #include <xenctrl.h>
1915 #include <xs.h>
1916 #include <stdint.h>
1917 #include <xen/hvm/hvm_info_table.h>
1918 #if !defined(HVM_MAX_VCPUS)
1919 # error HVM_MAX_VCPUS not defined
1920 #endif
1921 int main(void) {
1922   struct xen_add_to_physmap xatp = {
1923     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1924   };
1925   xs_daemon_open();
1926   xc_interface_open();
1927   xc_gnttab_open();
1928   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1929   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1930   return 0;
1931 }
1932 EOF
1933       compile_prog "" "$xen_libs"
1934     then
1935     xen_ctrl_version=400
1936     xen=yes
1937
1938   # Xen 3.4.0
1939   elif
1940       cat > $TMPC <<EOF &&
1941 #include <xenctrl.h>
1942 #include <xs.h>
1943 int main(void) {
1944   struct xen_add_to_physmap xatp = {
1945     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1946   };
1947   xs_daemon_open();
1948   xc_interface_open();
1949   xc_gnttab_open();
1950   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1951   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1952   return 0;
1953 }
1954 EOF
1955       compile_prog "" "$xen_libs"
1956     then
1957     xen_ctrl_version=340
1958     xen=yes
1959
1960   # Xen 3.3.0
1961   elif
1962       cat > $TMPC <<EOF &&
1963 #include <xenctrl.h>
1964 #include <xs.h>
1965 int main(void) {
1966   xs_daemon_open();
1967   xc_interface_open();
1968   xc_gnttab_open();
1969   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1970   return 0;
1971 }
1972 EOF
1973       compile_prog "" "$xen_libs"
1974     then
1975     xen_ctrl_version=330
1976     xen=yes
1977
1978   # Xen version unsupported
1979   else
1980     if test "$xen" = "yes" ; then
1981       feature_not_found "xen (unsupported version)" "Install supported xen (e.g. 4.0, 3.4, 3.3)"
1982     fi
1983     xen=no
1984   fi
1985
1986   if test "$xen" = yes; then
1987     libs_softmmu="$xen_libs $libs_softmmu"
1988   fi
1989 fi
1990
1991 if test "$xen_pci_passthrough" != "no"; then
1992   if test "$xen" = "yes" && test "$linux" = "yes" &&
1993     test "$xen_ctrl_version" -ge 340; then
1994     xen_pci_passthrough=yes
1995   else
1996     if test "$xen_pci_passthrough" = "yes"; then
1997       if test "$xen_ctrl_version" -lt 340; then
1998         error_exit "User requested feature Xen PCI Passthrough" \
1999             "This feature does not work with Xen 3.3"
2000       fi
2001       error_exit "User requested feature Xen PCI Passthrough" \
2002           " but this feature requires /sys from Linux"
2003     fi
2004     xen_pci_passthrough=no
2005   fi
2006 fi
2007
2008 ##########################################
2009 # libtool probe
2010
2011 if ! has $libtool; then
2012     libtool=
2013 fi
2014
2015 # MacOSX ships with a libtool which isn't the GNU one; weed this
2016 # out by checking whether libtool supports the --version switch
2017 if test -n "$libtool"; then
2018   if ! "$libtool" --version >/dev/null 2>&1; then
2019     libtool=
2020   fi
2021 fi
2022
2023 ##########################################
2024 # Sparse probe
2025 if test "$sparse" != "no" ; then
2026   if has cgcc; then
2027     sparse=yes
2028   else
2029     if test "$sparse" = "yes" ; then
2030       feature_not_found "sparse" "Install sparse binary"
2031     fi
2032     sparse=no
2033   fi
2034 fi
2035
2036 ##########################################
2037 # GTK probe
2038
2039 if test "$gtkabi" = ""; then
2040     # The GTK ABI was not specified explicitly, so try whether 2.0 is available.
2041     # Use 3.0 as a fallback if that is available.
2042     if $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2043         gtkabi=2.0
2044     elif $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2045         gtkabi=3.0
2046     else
2047         gtkabi=2.0
2048     fi
2049 fi
2050
2051 if test "$gtk" != "no"; then
2052     gtkpackage="gtk+-$gtkabi"
2053     gtkx11package="gtk+-x11-$gtkabi"
2054     if test "$gtkabi" = "3.0" ; then
2055       gtkversion="3.0.0"
2056     else
2057       gtkversion="2.18.0"
2058     fi
2059     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2060         gtk_cflags=`$pkg_config --cflags $gtkpackage`
2061         gtk_libs=`$pkg_config --libs $gtkpackage`
2062         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2063             gtk_libs="$gtk_libs -lX11"
2064         fi
2065         libs_softmmu="$gtk_libs $libs_softmmu"
2066         gtk="yes"
2067     elif test "$gtk" = "yes"; then
2068         feature_not_found "gtk" "Install gtk2 or gtk3 devel"
2069     else
2070         gtk="no"
2071     fi
2072 fi
2073
2074 ##########################################
2075 # VTE probe
2076
2077 if test "$vte" != "no"; then
2078     if test "$gtkabi" = "3.0"; then
2079       vtepackage="vte-2.90"
2080       vteversion="0.32.0"
2081     else
2082       vtepackage="vte"
2083       vteversion="0.24.0"
2084     fi
2085     if $pkg_config --exists "$vtepackage >= $vteversion"; then
2086         vte_cflags=`$pkg_config --cflags $vtepackage`
2087         vte_libs=`$pkg_config --libs $vtepackage`
2088         libs_softmmu="$vte_libs $libs_softmmu"
2089         vte="yes"
2090     elif test "$vte" = "yes"; then
2091         if test "$gtkabi" = "3.0"; then
2092             feature_not_found "vte" "Install libvte-2.90 devel"
2093         else
2094             feature_not_found "vte" "Install libvte devel"
2095         fi
2096     else
2097         vte="no"
2098     fi
2099 fi
2100
2101 ##########################################
2102 # SDL probe
2103
2104 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2105 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2106
2107 if test $sdlabi = "2.0"; then
2108     sdl_config=$sdl2_config
2109     sdlname=sdl2
2110     sdlconfigname=sdl2_config
2111 else
2112     sdlname=sdl
2113     sdlconfigname=sdl_config
2114 fi
2115
2116 if test "`basename $sdl_config`" != $sdlconfigname && ! has ${sdl_config}; then
2117   sdl_config=$sdlconfigname
2118 fi
2119
2120 if $pkg_config $sdlname --exists; then
2121   sdlconfig="$pkg_config $sdlname"
2122   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
2123 elif has ${sdl_config}; then
2124   sdlconfig="$sdl_config"
2125   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
2126 else
2127   if test "$sdl" = "yes" ; then
2128     feature_not_found "sdl" "Install SDL devel"
2129   fi
2130   sdl=no
2131 fi
2132 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2133   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2134 fi
2135
2136 sdl_too_old=no
2137 if test "$sdl" != "no" ; then
2138   cat > $TMPC << EOF
2139 #include <SDL.h>
2140 #undef main /* We don't want SDL to override our main() */
2141 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2142 EOF
2143   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
2144   if test "$static" = "yes" ; then
2145     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
2146   else
2147     sdl_libs=`$sdlconfig --libs 2> /dev/null`
2148   fi
2149   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2150     if test "$_sdlversion" -lt 121 ; then
2151       sdl_too_old=yes
2152     else
2153       if test "$cocoa" = "no" ; then
2154         sdl=yes
2155       fi
2156     fi
2157
2158     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2159     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2160       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2161          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
2162          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
2163       fi
2164       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2165         :
2166       else
2167         sdl=no
2168       fi
2169     fi # static link
2170   else # sdl not found
2171     if test "$sdl" = "yes" ; then
2172       feature_not_found "sdl" "Install SDL devel"
2173     fi
2174     sdl=no
2175   fi # sdl compile test
2176 fi
2177
2178 if test "$sdl" = "yes" ; then
2179   cat > $TMPC <<EOF
2180 #include <SDL.h>
2181 #if defined(SDL_VIDEO_DRIVER_X11)
2182 #include <X11/XKBlib.h>
2183 #else
2184 #error No x11 support
2185 #endif
2186 int main(void) { return 0; }
2187 EOF
2188   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2189     sdl_libs="$sdl_libs -lX11"
2190   fi
2191   libs_softmmu="$sdl_libs $libs_softmmu"
2192 fi
2193
2194 ##########################################
2195 # RDMA needs OpenFabrics libraries
2196 if test "$rdma" != "no" ; then
2197   cat > $TMPC <<EOF
2198 #include <rdma/rdma_cma.h>
2199 int main(void) { return 0; }
2200 EOF
2201   rdma_libs="-lrdmacm -libverbs"
2202   if compile_prog "" "$rdma_libs" ; then
2203     rdma="yes"
2204     libs_softmmu="$libs_softmmu $rdma_libs"
2205   else
2206     if test "$rdma" = "yes" ; then
2207         error_exit \
2208             " OpenFabrics librdmacm/libibverbs not present." \
2209             " Your options:" \
2210             "  (1) Fast: Install infiniband packages from your distro." \
2211             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2212             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2213     fi
2214     rdma="no"
2215   fi
2216 fi
2217
2218 ##########################################
2219 # VNC TLS/WS detection
2220 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
2221   cat > $TMPC <<EOF
2222 #include <gnutls/gnutls.h>
2223 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
2224 EOF
2225   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2226   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2227   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
2228     if test "$vnc_tls" != "no" ; then
2229       vnc_tls=yes
2230     fi
2231     if test "$vnc_ws" != "no" ; then
2232       vnc_ws=yes
2233     fi
2234     libs_softmmu="$vnc_tls_libs $libs_softmmu"
2235     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
2236   else
2237     if test "$vnc_tls" = "yes" ; then
2238       feature_not_found "vnc-tls" "Install gnutls devel"
2239     fi
2240     if test "$vnc_ws" = "yes" ; then
2241       feature_not_found "vnc-ws" "Install gnutls devel"
2242     fi
2243     vnc_tls=no
2244     vnc_ws=no
2245   fi
2246 fi
2247
2248 ##########################################
2249 # Quorum probe (check for gnutls)
2250 if test "$quorum" != "no" ; then
2251 cat > $TMPC <<EOF
2252 #include <gnutls/gnutls.h>
2253 #include <gnutls/crypto.h>
2254 int main(void) {char data[4096], digest[32];
2255 gnutls_hash_fast(GNUTLS_DIG_SHA256, data, 4096, digest);
2256 return 0;
2257 }
2258 EOF
2259 quorum_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2260 quorum_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2261 if compile_prog "$quorum_tls_cflags" "$quorum_tls_libs" ; then
2262   qcow_tls=yes
2263   libs_softmmu="$quorum_tls_libs $libs_softmmu"
2264   libs_tools="$quorum_tls_libs $libs_softmmu"
2265   QEMU_CFLAGS="$QEMU_CFLAGS $quorum_tls_cflags"
2266   quorum="yes"
2267 else
2268   if test "$quorum" = "yes"; then
2269     feature_not_found "gnutls" "gnutls > 2.10.0 required to compile Quorum"
2270   fi
2271   quorum="no"
2272 fi
2273 fi
2274
2275 ##########################################
2276 # VNC SASL detection
2277 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2278   cat > $TMPC <<EOF
2279 #include <sasl/sasl.h>
2280 #include <stdio.h>
2281 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2282 EOF
2283   # Assuming Cyrus-SASL installed in /usr prefix
2284   vnc_sasl_cflags=""
2285   vnc_sasl_libs="-lsasl2"
2286   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2287     vnc_sasl=yes
2288     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2289     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2290   else
2291     if test "$vnc_sasl" = "yes" ; then
2292       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2293     fi
2294     vnc_sasl=no
2295   fi
2296 fi
2297
2298 ##########################################
2299 # VNC JPEG detection
2300 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2301 cat > $TMPC <<EOF
2302 #include <stdio.h>
2303 #include <jpeglib.h>
2304 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2305 EOF
2306     vnc_jpeg_cflags=""
2307     vnc_jpeg_libs="-ljpeg"
2308   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2309     vnc_jpeg=yes
2310     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2311     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2312   else
2313     if test "$vnc_jpeg" = "yes" ; then
2314       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2315     fi
2316     vnc_jpeg=no
2317   fi
2318 fi
2319
2320 ##########################################
2321 # VNC PNG detection
2322 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2323 cat > $TMPC <<EOF
2324 //#include <stdio.h>
2325 #include <png.h>
2326 #include <stddef.h>
2327 int main(void) {
2328     png_structp png_ptr;
2329     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2330     return png_ptr != 0;
2331 }
2332 EOF
2333   if $pkg_config libpng --exists; then
2334     vnc_png_cflags=`$pkg_config libpng --cflags`
2335     vnc_png_libs=`$pkg_config libpng --libs`
2336   else
2337     vnc_png_cflags=""
2338     vnc_png_libs="-lpng"
2339   fi
2340   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2341     vnc_png=yes
2342     libs_softmmu="$vnc_png_libs $libs_softmmu"
2343     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2344   else
2345     if test "$vnc_png" = "yes" ; then
2346       feature_not_found "vnc-png" "Install libpng devel"
2347     fi
2348     vnc_png=no
2349   fi
2350 fi
2351
2352 ##########################################
2353 # fnmatch() probe, used for ACL routines
2354 fnmatch="no"
2355 cat > $TMPC << EOF
2356 #include <fnmatch.h>
2357 int main(void)
2358 {
2359     fnmatch("foo", "foo", 0);
2360     return 0;
2361 }
2362 EOF
2363 if compile_prog "" "" ; then
2364    fnmatch="yes"
2365 fi
2366
2367 ##########################################
2368 # uuid_generate() probe, used for vdi block driver
2369 # Note that on some systems (notably MacOSX) no extra library
2370 # need be linked to get the uuid functions.
2371 if test "$uuid" != "no" ; then
2372   uuid_libs="-luuid"
2373   cat > $TMPC << EOF
2374 #include <uuid/uuid.h>
2375 int main(void)
2376 {
2377     uuid_t my_uuid;
2378     uuid_generate(my_uuid);
2379     return 0;
2380 }
2381 EOF
2382   if compile_prog "" "" ; then
2383     uuid="yes"
2384   elif compile_prog "" "$uuid_libs" ; then
2385     uuid="yes"
2386     libs_softmmu="$uuid_libs $libs_softmmu"
2387     libs_tools="$uuid_libs $libs_tools"
2388   else
2389     if test "$uuid" = "yes" ; then
2390       feature_not_found "uuid" "Install libuuid devel"
2391     fi
2392     uuid=no
2393   fi
2394 fi
2395
2396 if test "$vhdx" = "yes" ; then
2397     if test "$uuid" = "no" ; then
2398         error_exit "uuid required for VHDX support"
2399     fi
2400 elif test "$vhdx" != "no" ; then
2401     if test "$uuid" = "yes" ; then
2402         vhdx=yes
2403     else
2404         vhdx=no
2405     fi
2406 fi
2407
2408 ##########################################
2409 # xfsctl() probe, used for raw-posix
2410 if test "$xfs" != "no" ; then
2411   cat > $TMPC << EOF
2412 #include <stddef.h>  /* NULL */
2413 #include <xfs/xfs.h>
2414 int main(void)
2415 {
2416     xfsctl(NULL, 0, 0, NULL);
2417     return 0;
2418 }
2419 EOF
2420   if compile_prog "" "" ; then
2421     xfs="yes"
2422   else
2423     if test "$xfs" = "yes" ; then
2424       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2425     fi
2426     xfs=no
2427   fi
2428 fi
2429
2430 ##########################################
2431 # vde libraries probe
2432 if test "$vde" != "no" ; then
2433   vde_libs="-lvdeplug"
2434   cat > $TMPC << EOF
2435 #include <libvdeplug.h>
2436 int main(void)
2437 {
2438     struct vde_open_args a = {0, 0, 0};
2439     char s[] = "";
2440     vde_open(s, s, &a);
2441     return 0;
2442 }
2443 EOF
2444   if compile_prog "" "$vde_libs" ; then
2445     vde=yes
2446     libs_softmmu="$vde_libs $libs_softmmu"
2447     libs_tools="$vde_libs $libs_tools"
2448   else
2449     if test "$vde" = "yes" ; then
2450       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2451     fi
2452     vde=no
2453   fi
2454 fi
2455
2456 ##########################################
2457 # netmap support probe
2458 # Apart from looking for netmap headers, we make sure that the host API version
2459 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2460 # a minor/major version number. Minor new features will be marked with values up
2461 # to 15, and if something happens that requires a change to the backend we will
2462 # move above 15, submit the backend fixes and modify this two bounds.
2463 if test "$netmap" != "no" ; then
2464   cat > $TMPC << EOF
2465 #include <inttypes.h>
2466 #include <net/if.h>
2467 #include <net/netmap.h>
2468 #include <net/netmap_user.h>
2469 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2470 #error
2471 #endif
2472 int main(void) { return 0; }
2473 EOF
2474   if compile_prog "" "" ; then
2475     netmap=yes
2476   else
2477     if test "$netmap" = "yes" ; then
2478       feature_not_found "netmap"
2479     fi
2480     netmap=no
2481   fi
2482 fi
2483
2484 ##########################################
2485 # libcap-ng library probe
2486 if test "$cap_ng" != "no" ; then
2487   cap_libs="-lcap-ng"
2488   cat > $TMPC << EOF
2489 #include <cap-ng.h>
2490 int main(void)
2491 {
2492     capng_capability_to_name(CAPNG_EFFECTIVE);
2493     return 0;
2494 }
2495 EOF
2496   if compile_prog "" "$cap_libs" ; then
2497     cap_ng=yes
2498     libs_tools="$cap_libs $libs_tools"
2499   else
2500     if test "$cap_ng" = "yes" ; then
2501       feature_not_found "cap_ng" "Install libcap-ng devel"
2502     fi
2503     cap_ng=no
2504   fi
2505 fi
2506
2507 ##########################################
2508 # Sound support libraries probe
2509
2510 audio_drv_probe()
2511 {
2512     drv=$1
2513     hdr=$2
2514     lib=$3
2515     exp=$4
2516     cfl=$5
2517         cat > $TMPC << EOF
2518 #include <$hdr>
2519 int main(void) { $exp }
2520 EOF
2521     if compile_prog "$cfl" "$lib" ; then
2522         :
2523     else
2524         error_exit "$drv check failed" \
2525             "Make sure to have the $drv libs and headers installed."
2526     fi
2527 }
2528
2529 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2530 for drv in $audio_drv_list; do
2531     case $drv in
2532     alsa)
2533     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2534         "return snd_pcm_close((snd_pcm_t *)0);"
2535     libs_softmmu="-lasound $libs_softmmu"
2536     ;;
2537
2538     fmod)
2539     if test -z $fmod_lib || test -z $fmod_inc; then
2540         error_exit "You must specify path to FMOD library and headers" \
2541             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2542     fi
2543     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2544     libs_softmmu="$fmod_lib $libs_softmmu"
2545     ;;
2546
2547     esd)
2548     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2549     libs_softmmu="-lesd $libs_softmmu"
2550     audio_pt_int="yes"
2551     ;;
2552
2553     pa)
2554     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2555         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2556     libs_softmmu="-lpulse $libs_softmmu"
2557     audio_pt_int="yes"
2558     ;;
2559
2560     coreaudio)
2561       libs_softmmu="-framework CoreAudio $libs_softmmu"
2562     ;;
2563
2564     dsound)
2565       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2566       audio_win_int="yes"
2567     ;;
2568
2569     oss)
2570       libs_softmmu="$oss_lib $libs_softmmu"
2571     ;;
2572
2573     sdl|wav)
2574     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2575     ;;
2576
2577     winwave)
2578       libs_softmmu="-lwinmm $libs_softmmu"
2579       audio_win_int="yes"
2580     ;;
2581
2582     *)
2583     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2584         error_exit "Unknown driver '$drv' selected" \
2585             "Possible drivers are: $audio_possible_drivers"
2586     }
2587     ;;
2588     esac
2589 done
2590
2591 ##########################################
2592 # BrlAPI probe
2593
2594 if test "$brlapi" != "no" ; then
2595   brlapi_libs="-lbrlapi"
2596   cat > $TMPC << EOF
2597 #include <brlapi.h>
2598 #include <stddef.h>
2599 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2600 EOF
2601   if compile_prog "" "$brlapi_libs" ; then
2602     brlapi=yes
2603     libs_softmmu="$brlapi_libs $libs_softmmu"
2604   else
2605     if test "$brlapi" = "yes" ; then
2606       feature_not_found "brlapi" "Install brlapi devel"
2607     fi
2608     brlapi=no
2609   fi
2610 fi
2611
2612 ##########################################
2613 # curses probe
2614 if test "$curses" != "no" ; then
2615   if test "$mingw32" = "yes" ; then
2616     curses_list="-lpdcurses"
2617   else
2618     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2619   fi
2620   curses_found=no
2621   cat > $TMPC << EOF
2622 #include <curses.h>
2623 int main(void) {
2624   const char *s = curses_version();
2625   resize_term(0, 0);
2626   return s != 0;
2627 }
2628 EOF
2629   IFS=:
2630   for curses_lib in $curses_list; do
2631     unset IFS
2632     if compile_prog "" "$curses_lib" ; then
2633       curses_found=yes
2634       libs_softmmu="$curses_lib $libs_softmmu"
2635       break
2636     fi
2637   done
2638   unset IFS
2639   if test "$curses_found" = "yes" ; then
2640     curses=yes
2641   else
2642     if test "$curses" = "yes" ; then
2643       feature_not_found "curses" "Install ncurses devel"
2644     fi
2645     curses=no
2646   fi
2647 fi
2648
2649 ##########################################
2650 # curl probe
2651 if test "$curl" != "no" ; then
2652   if $pkg_config libcurl --exists; then
2653     curlconfig="$pkg_config libcurl"
2654   else
2655     curlconfig=curl-config
2656   fi
2657   cat > $TMPC << EOF
2658 #include <curl/curl.h>
2659 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2660 EOF
2661   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2662   curl_libs=`$curlconfig --libs 2>/dev/null`
2663   if compile_prog "$curl_cflags" "$curl_libs" ; then
2664     curl=yes
2665   else
2666     if test "$curl" = "yes" ; then
2667       feature_not_found "curl" "Install libcurl devel"
2668     fi
2669     curl=no
2670   fi
2671 fi # test "$curl"
2672
2673 ##########################################
2674 # bluez support probe
2675 if test "$bluez" != "no" ; then
2676   cat > $TMPC << EOF
2677 #include <bluetooth/bluetooth.h>
2678 int main(void) { return bt_error(0); }
2679 EOF
2680   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2681   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2682   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2683     bluez=yes
2684     libs_softmmu="$bluez_libs $libs_softmmu"
2685   else
2686     if test "$bluez" = "yes" ; then
2687       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
2688     fi
2689     bluez="no"
2690   fi
2691 fi
2692
2693 ##########################################
2694 # glib support probe
2695
2696 if test "$mingw32" = yes; then
2697     # g_poll is required in order to integrate with the glib main loop.
2698     glib_req_ver=2.20
2699 else
2700     glib_req_ver=2.12
2701 fi
2702 glib_modules=gthread-2.0
2703 if test "$modules" = yes; then
2704     glib_modules="$glib_modules gmodule-2.0"
2705 fi
2706
2707 for i in $glib_modules; do
2708     if $pkg_config --atleast-version=$glib_req_ver $i; then
2709         glib_cflags=`$pkg_config --cflags $i`
2710         glib_libs=`$pkg_config --libs $i`
2711         CFLAGS="$glib_cflags $CFLAGS"
2712         LIBS="$glib_libs $LIBS"
2713         libs_qga="$glib_libs $libs_qga"
2714     else
2715         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
2716     fi
2717 done
2718
2719 # g_test_trap_subprocess added in 2.38. Used by some tests.
2720 glib_subprocess=yes
2721 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
2722     glib_subprocess=no
2723 fi
2724
2725 ##########################################
2726 # SHA command probe for modules
2727 if test "$modules" = yes; then
2728     shacmd_probe="sha1sum sha1 shasum"
2729     for c in $shacmd_probe; do
2730         if has $c; then
2731             shacmd="$c"
2732             break
2733         fi
2734     done
2735     if test "$shacmd" = ""; then
2736         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
2737     fi
2738 fi
2739
2740 ##########################################
2741 # pixman support probe
2742
2743 if test "$pixman" = ""; then
2744   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2745     pixman="none"
2746   elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
2747     pixman="system"
2748   else
2749     pixman="internal"
2750   fi
2751 fi
2752 if test "$pixman" = "none"; then
2753   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2754     error_exit "pixman disabled but system emulation or tools build" \
2755         "enabled.  You can turn off pixman only if you also" \
2756         "disable all system emulation targets and the tools" \
2757         "build with '--disable-tools --disable-system'."
2758   fi
2759   pixman_cflags=
2760   pixman_libs=
2761 elif test "$pixman" = "system"; then
2762   # pixman version has been checked above
2763   pixman_cflags=`$pkg_config --cflags pixman-1`
2764   pixman_libs=`$pkg_config --libs pixman-1`
2765 else
2766   if test ! -d ${source_path}/pixman/pixman; then
2767     error_exit "pixman >= 0.21.8 not present. Your options:" \
2768         "  (1) Preferred: Install the pixman devel package (any recent" \
2769         "      distro should have packages as Xorg needs pixman too)." \
2770         "  (2) Fetch the pixman submodule, using:" \
2771         "      git submodule update --init pixman"
2772   fi
2773   mkdir -p pixman/pixman
2774   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2775   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2776 fi
2777
2778 ##########################################
2779 # libcap probe
2780
2781 if test "$cap" != "no" ; then
2782   cat > $TMPC <<EOF
2783 #include <stdio.h>
2784 #include <sys/capability.h>
2785 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2786 EOF
2787   if compile_prog "" "-lcap" ; then
2788     cap=yes
2789   else
2790     cap=no
2791   fi
2792 fi
2793
2794 ##########################################
2795 # pthread probe
2796 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2797
2798 pthread=no
2799 cat > $TMPC << EOF
2800 #include <pthread.h>
2801 static void *f(void *p) { return NULL; }
2802 int main(void) {
2803   pthread_t thread;
2804   pthread_create(&thread, 0, f, 0);
2805   return 0;
2806 }
2807 EOF
2808 if compile_prog "" "" ; then
2809   pthread=yes
2810 else
2811   for pthread_lib in $PTHREADLIBS_LIST; do
2812     if compile_prog "" "$pthread_lib" ; then
2813       pthread=yes
2814       found=no
2815       for lib_entry in $LIBS; do
2816         if test "$lib_entry" = "$pthread_lib"; then
2817           found=yes
2818           break
2819         fi
2820       done
2821       if test "$found" = "no"; then
2822         LIBS="$pthread_lib $LIBS"
2823       fi
2824       break
2825     fi
2826   done
2827 fi
2828
2829 if test "$mingw32" != yes -a "$pthread" = no; then
2830   error_exit "pthread check failed" \
2831       "Make sure to have the pthread libs and headers installed."
2832 fi
2833
2834 # check for pthread_setname_np
2835 pthread_setname_np=no
2836 cat > $TMPC << EOF
2837 #include <pthread.h>
2838
2839 static void *f(void *p) { return NULL; }
2840 int main(void)
2841 {
2842     pthread_t thread;
2843     pthread_create(&thread, 0, f, 0);
2844     pthread_setname_np(thread, "QEMU");
2845     return 0;
2846 }
2847 EOF
2848 if compile_prog "" "$pthread_lib" ; then
2849   pthread_setname_np=yes
2850 fi
2851
2852 ##########################################
2853 # rbd probe
2854 if test "$rbd" != "no" ; then
2855   cat > $TMPC <<EOF
2856 #include <stdio.h>
2857 #include <rbd/librbd.h>
2858 int main(void) {
2859     rados_t cluster;
2860     rados_create(&cluster, NULL);
2861     return 0;
2862 }
2863 EOF
2864   rbd_libs="-lrbd -lrados"
2865   if compile_prog "" "$rbd_libs" ; then
2866     rbd=yes
2867   else
2868     if test "$rbd" = "yes" ; then
2869       feature_not_found "rados block device" "Install librbd/ceph devel"
2870     fi
2871     rbd=no
2872   fi
2873 fi
2874
2875 ##########################################
2876 # libssh2 probe
2877 min_libssh2_version=1.2.8
2878 if test "$libssh2" != "no" ; then
2879   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2880     libssh2_cflags=`$pkg_config libssh2 --cflags`
2881     libssh2_libs=`$pkg_config libssh2 --libs`
2882     libssh2=yes
2883   else
2884     if test "$libssh2" = "yes" ; then
2885       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2886     fi
2887     libssh2=no
2888   fi
2889 fi
2890
2891 ##########################################
2892 # libssh2_sftp_fsync probe
2893
2894 if test "$libssh2" = "yes"; then
2895   cat > $TMPC <<EOF
2896 #include <stdio.h>
2897 #include <libssh2.h>
2898 #include <libssh2_sftp.h>
2899 int main(void) {
2900     LIBSSH2_SESSION *session;
2901     LIBSSH2_SFTP *sftp;
2902     LIBSSH2_SFTP_HANDLE *sftp_handle;
2903     session = libssh2_session_init ();
2904     sftp = libssh2_sftp_init (session);
2905     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2906     libssh2_sftp_fsync (sftp_handle);
2907     return 0;
2908 }
2909 EOF
2910   # libssh2_cflags/libssh2_libs defined in previous test.
2911   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2912     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2913   fi
2914 fi
2915
2916 ##########################################
2917 # linux-aio probe
2918
2919 if test "$linux_aio" != "no" ; then
2920   cat > $TMPC <<EOF
2921 #include <libaio.h>
2922 #include <sys/eventfd.h>
2923 #include <stddef.h>
2924 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2925 EOF
2926   if compile_prog "" "-laio" ; then
2927     linux_aio=yes
2928   else
2929     if test "$linux_aio" = "yes" ; then
2930       feature_not_found "linux AIO" "Install libaio devel"
2931     fi
2932     linux_aio=no
2933   fi
2934 fi
2935
2936 ##########################################
2937 # TPM passthrough is only on x86 Linux
2938
2939 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2940   tpm_passthrough=$tpm
2941 else
2942   tpm_passthrough=no
2943 fi
2944
2945 ##########################################
2946 # attr probe
2947
2948 if test "$attr" != "no" ; then
2949   cat > $TMPC <<EOF
2950 #include <stdio.h>
2951 #include <sys/types.h>
2952 #ifdef CONFIG_LIBATTR
2953 #include <attr/xattr.h>
2954 #else
2955 #include <sys/xattr.h>
2956 #endif
2957 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2958 EOF
2959   if compile_prog "" "" ; then
2960     attr=yes
2961   # Older distros have <attr/xattr.h>, and need -lattr:
2962   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2963     attr=yes
2964     LIBS="-lattr $LIBS"
2965     libattr=yes
2966   else
2967     if test "$attr" = "yes" ; then
2968       feature_not_found "ATTR" "Install libc6 or libattr devel"
2969     fi
2970     attr=no
2971   fi
2972 fi
2973
2974 ##########################################
2975 # iovec probe
2976 cat > $TMPC <<EOF
2977 #include <sys/types.h>
2978 #include <sys/uio.h>
2979 #include <unistd.h>
2980 int main(void) { return sizeof(struct iovec); }
2981 EOF
2982 iovec=no
2983 if compile_prog "" "" ; then
2984   iovec=yes
2985 fi
2986
2987 ##########################################
2988 # preadv probe
2989 cat > $TMPC <<EOF
2990 #include <sys/types.h>
2991 #include <sys/uio.h>
2992 #include <unistd.h>
2993 int main(void) { return preadv(0, 0, 0, 0); }
2994 EOF
2995 preadv=no
2996 if compile_prog "" "" ; then
2997   preadv=yes
2998 fi
2999
3000 ##########################################
3001 # fdt probe
3002 # fdt support is mandatory for at least some target architectures,
3003 # so insist on it if we're building those system emulators.
3004 fdt_required=no
3005 for target in $target_list; do
3006   case $target in
3007     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
3008       fdt_required=yes
3009     ;;
3010   esac
3011 done
3012
3013 if test "$fdt_required" = "yes"; then
3014   if test "$fdt" = "no"; then
3015     error_exit "fdt disabled but some requested targets require it." \
3016       "You can turn off fdt only if you also disable all the system emulation" \
3017       "targets which need it (by specifying a cut down --target-list)."
3018   fi
3019   fdt=yes
3020 fi
3021
3022 if test "$fdt" != "no" ; then
3023   fdt_libs="-lfdt"
3024   # explicitly check for libfdt_env.h as it is missing in some stable installs
3025   cat > $TMPC << EOF
3026 #include <libfdt_env.h>
3027 int main(void) { return 0; }
3028 EOF
3029   if compile_prog "" "$fdt_libs" ; then
3030     # system DTC is good - use it
3031     fdt=yes
3032   elif test -d ${source_path}/dtc/libfdt ; then
3033     # have submodule DTC - use it
3034     fdt=yes
3035     dtc_internal="yes"
3036     mkdir -p dtc
3037     if [ "$pwd_is_source_path" != "y" ] ; then
3038        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3039        symlink "$source_path/dtc/scripts" "dtc/scripts"
3040     fi
3041     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3042     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3043   elif test "$fdt" = "yes" ; then
3044     # have neither and want - prompt for system/submodule install
3045     error_exit "DTC (libfdt) not present. Your options:" \
3046         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3047         "  (2) Fetch the DTC submodule, using:" \
3048         "      git submodule update --init dtc"
3049   else
3050     # don't have and don't want
3051     fdt_libs=
3052     fdt=no
3053   fi
3054 fi
3055
3056 libs_softmmu="$libs_softmmu $fdt_libs"
3057
3058 ##########################################
3059 # GLX probe, used by milkymist-tmu2
3060 if test "$glx" != "no" ; then
3061   glx_libs="-lGL -lX11"
3062   cat > $TMPC << EOF
3063 #include <X11/Xlib.h>
3064 #include <GL/gl.h>
3065 #include <GL/glx.h>
3066 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
3067 EOF
3068   if compile_prog "" "-lGL -lX11" ; then
3069     glx=yes
3070   else
3071     if test "$glx" = "yes" ; then
3072       feature_not_found "glx" "Install GL devel (e.g. MESA)"
3073     fi
3074     glx_libs=
3075     glx=no
3076   fi
3077 fi
3078
3079
3080 ##########################################
3081 # archipelago probe
3082 if test "$archipelago" != "no" ; then
3083     cat > $TMPC <<EOF
3084 #include <stdio.h>
3085 #include <xseg/xseg.h>
3086 #include <xseg/protocol.h>
3087 int main(void) {
3088     xseg_initialize();
3089     return 0;
3090 }
3091 EOF
3092     archipelago_libs=-lxseg
3093     if compile_prog "" "$archipelago_libs"; then
3094         archipelago="yes"
3095         libs_tools="$archipelago_libs $libs_tools"
3096         libs_softmmu="$archipelago_libs $libs_softmmu"
3097     else
3098       if test "$archipelago" = "yes" ; then
3099         feature_not_found "Archipelago backend support" "Install libxseg devel"
3100       fi
3101       archipelago="no"
3102     fi
3103 fi
3104
3105
3106 ##########################################
3107 # glusterfs probe
3108 if test "$glusterfs" != "no" ; then
3109   if $pkg_config --atleast-version=3 glusterfs-api; then
3110     glusterfs="yes"
3111     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
3112     glusterfs_libs=`$pkg_config --libs glusterfs-api`
3113     if $pkg_config --atleast-version=5 glusterfs-api; then
3114       glusterfs_discard="yes"
3115     fi
3116     if $pkg_config --atleast-version=6 glusterfs-api; then
3117       glusterfs_zerofill="yes"
3118     fi
3119   else
3120     if test "$glusterfs" = "yes" ; then
3121       feature_not_found "GlusterFS backend support" \
3122           "Install glusterfs-api devel >= 3"
3123     fi
3124     glusterfs="no"
3125   fi
3126 fi
3127
3128 # Check for inotify functions when we are building linux-user
3129 # emulator.  This is done because older glibc versions don't
3130 # have syscall stubs for these implemented.  In that case we
3131 # don't provide them even if kernel supports them.
3132 #
3133 inotify=no
3134 cat > $TMPC << EOF
3135 #include <sys/inotify.h>
3136
3137 int
3138 main(void)
3139 {
3140         /* try to start inotify */
3141         return inotify_init();
3142 }
3143 EOF
3144 if compile_prog "" "" ; then
3145   inotify=yes
3146 fi
3147
3148 inotify1=no
3149 cat > $TMPC << EOF
3150 #include <sys/inotify.h>
3151
3152 int
3153 main(void)
3154 {
3155     /* try to start inotify */
3156     return inotify_init1(0);
3157 }
3158 EOF
3159 if compile_prog "" "" ; then
3160   inotify1=yes
3161 fi
3162
3163 # check if utimensat and futimens are supported
3164 utimens=no
3165 cat > $TMPC << EOF
3166 #define _ATFILE_SOURCE
3167 #include <stddef.h>
3168 #include <fcntl.h>
3169 #include <sys/stat.h>
3170
3171 int main(void)
3172 {
3173     utimensat(AT_FDCWD, "foo", NULL, 0);
3174     futimens(0, NULL);
3175     return 0;
3176 }
3177 EOF
3178 if compile_prog "" "" ; then
3179   utimens=yes
3180 fi
3181
3182 # check if pipe2 is there
3183 pipe2=no
3184 cat > $TMPC << EOF
3185 #include <unistd.h>
3186 #include <fcntl.h>
3187
3188 int main(void)
3189 {
3190     int pipefd[2];
3191     return pipe2(pipefd, O_CLOEXEC);
3192 }
3193 EOF
3194 if compile_prog "" "" ; then
3195   pipe2=yes
3196 fi
3197
3198 # check if accept4 is there
3199 accept4=no
3200 cat > $TMPC << EOF
3201 #include <sys/socket.h>
3202 #include <stddef.h>
3203
3204 int main(void)
3205 {
3206     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3207     return 0;
3208 }
3209 EOF
3210 if compile_prog "" "" ; then
3211   accept4=yes
3212 fi
3213
3214 # check if tee/splice is there. vmsplice was added same time.
3215 splice=no
3216 cat > $TMPC << EOF
3217 #include <unistd.h>
3218 #include <fcntl.h>
3219 #include <limits.h>
3220
3221 int main(void)
3222 {
3223     int len, fd = 0;
3224     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3225     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3226     return 0;
3227 }
3228 EOF
3229 if compile_prog "" "" ; then
3230   splice=yes
3231 fi
3232
3233 ##########################################
3234 # libnuma probe
3235
3236 if test "$numa" != "no" ; then
3237   cat > $TMPC << EOF
3238 #include <numa.h>
3239 int main(void) { return numa_available(); }
3240 EOF
3241
3242   if compile_prog "" "-lnuma" ; then
3243     numa=yes
3244     libs_softmmu="-lnuma $libs_softmmu"
3245   else
3246     if test "$numa" = "yes" ; then
3247       feature_not_found "numa" "install numactl devel"
3248     fi
3249     numa=no
3250   fi
3251 fi
3252
3253 ##########################################
3254 # signalfd probe
3255 signalfd="no"
3256 cat > $TMPC << EOF
3257 #include <unistd.h>
3258 #include <sys/syscall.h>
3259 #include <signal.h>
3260 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3261 EOF
3262
3263 if compile_prog "" "" ; then
3264   signalfd=yes
3265 fi
3266
3267 # check if eventfd is supported
3268 eventfd=no
3269 cat > $TMPC << EOF
3270 #include <sys/eventfd.h>
3271
3272 int main(void)
3273 {
3274     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3275 }
3276 EOF
3277 if compile_prog "" "" ; then
3278   eventfd=yes
3279 fi
3280
3281 # check for fallocate
3282 fallocate=no
3283 cat > $TMPC << EOF
3284 #include <fcntl.h>
3285
3286 int main(void)
3287 {
3288     fallocate(0, 0, 0, 0);
3289     return 0;
3290 }
3291 EOF
3292 if compile_prog "" "" ; then
3293   fallocate=yes
3294 fi
3295
3296 # check for fallocate hole punching
3297 fallocate_punch_hole=no
3298 cat > $TMPC << EOF
3299 #include <fcntl.h>
3300 #include <linux/falloc.h>
3301
3302 int main(void)
3303 {
3304     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3305     return 0;
3306 }
3307 EOF
3308 if compile_prog "" "" ; then
3309   fallocate_punch_hole=yes
3310 fi
3311
3312 # check for posix_fallocate
3313 posix_fallocate=no
3314 cat > $TMPC << EOF
3315 #include <fcntl.h>
3316
3317 int main(void)
3318 {
3319     posix_fallocate(0, 0, 0);
3320     return 0;
3321 }
3322 EOF
3323 if compile_prog "" "" ; then
3324     posix_fallocate=yes
3325 fi
3326
3327 # check for sync_file_range
3328 sync_file_range=no
3329 cat > $TMPC << EOF
3330 #include <fcntl.h>
3331
3332 int main(void)
3333 {
3334     sync_file_range(0, 0, 0, 0);
3335     return 0;
3336 }
3337 EOF
3338 if compile_prog "" "" ; then
3339   sync_file_range=yes
3340 fi
3341
3342 # check for linux/fiemap.h and FS_IOC_FIEMAP
3343 fiemap=no
3344 cat > $TMPC << EOF
3345 #include <sys/ioctl.h>
3346 #include <linux/fs.h>
3347 #include <linux/fiemap.h>
3348
3349 int main(void)
3350 {
3351     ioctl(0, FS_IOC_FIEMAP, 0);
3352     return 0;
3353 }
3354 EOF
3355 if compile_prog "" "" ; then
3356   fiemap=yes
3357 fi
3358
3359 # check for dup3
3360 dup3=no
3361 cat > $TMPC << EOF
3362 #include <unistd.h>
3363
3364 int main(void)
3365 {
3366     dup3(0, 0, 0);
3367     return 0;
3368 }
3369 EOF
3370 if compile_prog "" "" ; then
3371   dup3=yes
3372 fi
3373
3374 # check for ppoll support
3375 ppoll=no
3376 cat > $TMPC << EOF
3377 #include <poll.h>
3378
3379 int main(void)
3380 {
3381     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3382     ppoll(&pfd, 1, 0, 0);
3383     return 0;
3384 }
3385 EOF
3386 if compile_prog "" "" ; then
3387   ppoll=yes
3388 fi
3389
3390 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3391 prctl_pr_set_timerslack=no
3392 cat > $TMPC << EOF
3393 #include <sys/prctl.h>
3394
3395 int main(void)
3396 {
3397     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
3398     return 0;
3399 }
3400 EOF
3401 if compile_prog "" "" ; then
3402   prctl_pr_set_timerslack=yes
3403 fi
3404
3405 # check for epoll support
3406 epoll=no
3407 cat > $TMPC << EOF
3408 #include <sys/epoll.h>
3409
3410 int main(void)
3411 {
3412     epoll_create(0);
3413     return 0;
3414 }
3415 EOF
3416 if compile_prog "" "" ; then
3417   epoll=yes
3418 fi
3419
3420 # epoll_create1 and epoll_pwait are later additions
3421 # so we must check separately for their presence
3422 epoll_create1=no
3423 cat > $TMPC << EOF
3424 #include <sys/epoll.h>
3425
3426 int main(void)
3427 {
3428     /* Note that we use epoll_create1 as a value, not as
3429      * a function being called. This is necessary so that on
3430      * old SPARC glibc versions where the function was present in
3431      * the library but not declared in the header file we will
3432      * fail the configure check. (Otherwise we will get a compiler
3433      * warning but not an error, and will proceed to fail the
3434      * qemu compile where we compile with -Werror.)
3435      */
3436     return (int)(uintptr_t)&epoll_create1;
3437 }
3438 EOF
3439 if compile_prog "" "" ; then
3440   epoll_create1=yes
3441 fi
3442
3443 epoll_pwait=no
3444 cat > $TMPC << EOF
3445 #include <sys/epoll.h>
3446
3447 int main(void)
3448 {
3449     epoll_pwait(0, 0, 0, 0, 0);
3450     return 0;
3451 }
3452 EOF
3453 if compile_prog "" "" ; then
3454   epoll_pwait=yes
3455 fi
3456
3457 # check for sendfile support
3458 sendfile=no
3459 cat > $TMPC << EOF
3460 #include <sys/sendfile.h>
3461
3462 int main(void)
3463 {
3464     return sendfile(0, 0, 0, 0);
3465 }
3466 EOF
3467 if compile_prog "" "" ; then
3468   sendfile=yes
3469 fi
3470
3471 # check for timerfd support (glibc 2.8 and newer)
3472 timerfd=no
3473 cat > $TMPC << EOF
3474 #include <sys/timerfd.h>
3475
3476 int main(void)
3477 {
3478     return(timerfd_create(CLOCK_REALTIME, 0));
3479 }
3480 EOF
3481 if compile_prog "" "" ; then
3482   timerfd=yes
3483 fi
3484
3485 # check for setns and unshare support
3486 setns=no
3487 cat > $TMPC << EOF
3488 #include <sched.h>
3489
3490 int main(void)
3491 {
3492     int ret;
3493     ret = setns(0, 0);
3494     ret = unshare(0);
3495     return ret;
3496 }
3497 EOF
3498 if compile_prog "" "" ; then
3499   setns=yes
3500 fi
3501
3502 # Check if tools are available to build documentation.
3503 if test "$docs" != "no" ; then
3504   if has makeinfo && has pod2man; then
3505     docs=yes
3506   else
3507     if test "$docs" = "yes" ; then
3508       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
3509     fi
3510     docs=no
3511   fi
3512 fi
3513
3514 # Search for bswap_32 function
3515 byteswap_h=no
3516 cat > $TMPC << EOF
3517 #include <byteswap.h>
3518 int main(void) { return bswap_32(0); }
3519 EOF
3520 if compile_prog "" "" ; then
3521   byteswap_h=yes
3522 fi
3523
3524 # Search for bswap32 function
3525 bswap_h=no
3526 cat > $TMPC << EOF
3527 #include <sys/endian.h>
3528 #include <sys/types.h>
3529 #include <machine/bswap.h>
3530 int main(void) { return bswap32(0); }
3531 EOF
3532 if compile_prog "" "" ; then
3533   bswap_h=yes
3534 fi
3535
3536 ##########################################
3537 # Do we have libiscsi >= 1.9.0
3538 if test "$libiscsi" != "no" ; then
3539   if $pkg_config --atleast-version=1.9.0 libiscsi; then
3540     libiscsi="yes"
3541     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3542     libiscsi_libs=$($pkg_config --libs libiscsi)
3543   else
3544     if test "$libiscsi" = "yes" ; then
3545       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
3546     fi
3547     libiscsi="no"
3548   fi
3549 fi
3550
3551 ##########################################
3552 # Do we need libm
3553 cat > $TMPC << EOF
3554 #include <math.h>
3555 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
3556 EOF
3557 if compile_prog "" "" ; then
3558   :
3559 elif compile_prog "" "-lm" ; then
3560   LIBS="-lm $LIBS"
3561   libs_qga="-lm $libs_qga"
3562 else
3563   error_exit "libm check failed"
3564 fi
3565
3566 ##########################################
3567 # Do we need librt
3568 # uClibc provides 2 versions of clock_gettime(), one with realtime
3569 # support and one without. This means that the clock_gettime() don't
3570 # need -lrt. We still need it for timer_create() so we check for this
3571 # function in addition.
3572 cat > $TMPC <<EOF
3573 #include <signal.h>
3574 #include <time.h>
3575 int main(void) {
3576   timer_create(CLOCK_REALTIME, NULL, NULL);
3577   return clock_gettime(CLOCK_REALTIME, NULL);
3578 }
3579 EOF
3580
3581 if compile_prog "" "" ; then
3582   :
3583 # we need pthread for static linking. use previous pthread test result
3584 elif compile_prog "" "$pthread_lib -lrt" ; then
3585   LIBS="$LIBS -lrt"
3586   libs_qga="$libs_qga -lrt"
3587 fi
3588
3589 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3590         "$aix" != "yes" -a "$haiku" != "yes" ; then
3591     libs_softmmu="-lutil $libs_softmmu"
3592 fi
3593
3594 ##########################################
3595 # spice probe
3596 if test "$spice" != "no" ; then
3597   cat > $TMPC << EOF
3598 #include <spice.h>
3599 int main(void) { spice_server_new(); return 0; }
3600 EOF
3601   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3602   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3603   if $pkg_config --atleast-version=0.12.0 spice-server && \
3604      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3605      compile_prog "$spice_cflags" "$spice_libs" ; then
3606     spice="yes"
3607     libs_softmmu="$libs_softmmu $spice_libs"
3608     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3609     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3610     spice_server_version=$($pkg_config --modversion spice-server)
3611   else
3612     if test "$spice" = "yes" ; then
3613       feature_not_found "spice" \
3614           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
3615     fi
3616     spice="no"
3617   fi
3618 fi
3619
3620 # check for libcacard for smartcard support
3621 smartcard_cflags=""
3622 # TODO - what's the minimal nss version we support?
3623 if test "$smartcard_nss" != "no"; then
3624   cat > $TMPC << EOF
3625 #include <pk11pub.h>
3626 int main(void) { PK11_FreeSlot(0); return 0; }
3627 EOF
3628     # FIXME: do not include $glib_* in here
3629     nss_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3630     nss_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3631     test_cflags="$nss_cflags"
3632     # The header files in nss < 3.13.3 have a bug which causes them to
3633     # emit a warning. If we're going to compile QEMU with -Werror, then
3634     # test that the headers don't have this bug. Otherwise we would pass
3635     # the configure test but fail to compile QEMU later.
3636     if test "$werror" = "yes"; then
3637         test_cflags="-Werror $test_cflags"
3638     fi
3639     if test -n "$libtool" &&
3640        $pkg_config --atleast-version=3.12.8 nss && \
3641       compile_prog "$test_cflags" "$nss_libs"; then
3642         smartcard_nss="yes"
3643     else
3644         if test "$smartcard_nss" = "yes"; then
3645             feature_not_found "nss" "Install nss devel >= 3.12.8"
3646         fi
3647         smartcard_nss="no"
3648     fi
3649 fi
3650
3651 # check for libusb
3652 if test "$libusb" != "no" ; then
3653     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3654         libusb="yes"
3655         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3656         libusb_libs=$($pkg_config --libs libusb-1.0)
3657         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3658         libs_softmmu="$libs_softmmu $libusb_libs"
3659     else
3660         if test "$libusb" = "yes"; then
3661             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
3662         fi
3663         libusb="no"
3664     fi
3665 fi
3666
3667 # check for usbredirparser for usb network redirection support
3668 if test "$usb_redir" != "no" ; then
3669     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3670         usb_redir="yes"
3671         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3672         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3673         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3674         libs_softmmu="$libs_softmmu $usb_redir_libs"
3675     else
3676         if test "$usb_redir" = "yes"; then
3677             feature_not_found "usb-redir" "Install usbredir devel"
3678         fi
3679         usb_redir="no"
3680     fi
3681 fi
3682
3683 ##########################################
3684 # check if we have VSS SDK headers for win
3685
3686 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3687   case "$vss_win32_sdk" in
3688     "")   vss_win32_include="-I$source_path" ;;
3689     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3690           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3691           vss_win32_include="-I$source_path/.sdk/vss"
3692           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3693           ;;
3694     *)    vss_win32_include="-I$vss_win32_sdk"
3695   esac
3696   cat > $TMPC << EOF
3697 #define __MIDL_user_allocate_free_DEFINED__
3698 #include <inc/win2003/vss.h>
3699 int main(void) { return VSS_CTX_BACKUP; }
3700 EOF
3701   if compile_prog "$vss_win32_include" "" ; then
3702     guest_agent_with_vss="yes"
3703     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3704     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3705   else
3706     if test "$vss_win32_sdk" != "" ; then
3707       echo "ERROR: Please download and install Microsoft VSS SDK:"
3708       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3709       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3710       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3711       echo "ERROR: The headers are extracted in the directory \`inc'."
3712       feature_not_found "VSS support"
3713     fi
3714     guest_agent_with_vss="no"
3715   fi
3716 fi
3717
3718 ##########################################
3719 # lookup Windows platform SDK (if not specified)
3720 # The SDK is needed only to build .tlb (type library) file of guest agent
3721 # VSS provider from the source. It is usually unnecessary because the
3722 # pre-compiled .tlb file is included.
3723
3724 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3725   if test -z "$win_sdk"; then
3726     programfiles="$PROGRAMFILES"
3727     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3728     if test -n "$programfiles"; then
3729       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3730     else
3731       feature_not_found "Windows SDK"
3732     fi
3733   elif test "$win_sdk" = "no"; then
3734     win_sdk=""
3735   fi
3736 fi
3737
3738 ##########################################
3739
3740 ##########################################
3741 # check if we have fdatasync
3742
3743 fdatasync=no
3744 cat > $TMPC << EOF
3745 #include <unistd.h>
3746 int main(void) {
3747 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3748 return fdatasync(0);
3749 #else
3750 #error Not supported
3751 #endif
3752 }
3753 EOF
3754 if compile_prog "" "" ; then
3755     fdatasync=yes
3756 fi
3757
3758 ##########################################
3759 # check if we have madvise
3760
3761 madvise=no
3762 cat > $TMPC << EOF
3763 #include <sys/types.h>
3764 #include <sys/mman.h>
3765 #include <stddef.h>
3766 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3767 EOF
3768 if compile_prog "" "" ; then
3769     madvise=yes
3770 fi
3771
3772 ##########################################
3773 # check if we have posix_madvise
3774
3775 posix_madvise=no
3776 cat > $TMPC << EOF
3777 #include <sys/mman.h>
3778 #include <stddef.h>
3779 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3780 EOF
3781 if compile_prog "" "" ; then
3782     posix_madvise=yes
3783 fi
3784
3785 ##########################################
3786 # check if we have usable SIGEV_THREAD_ID
3787
3788 sigev_thread_id=no
3789 cat > $TMPC << EOF
3790 #include <signal.h>
3791 int main(void) {
3792   struct sigevent ev;
3793   ev.sigev_notify = SIGEV_THREAD_ID;
3794   ev._sigev_un._tid = 0;
3795   asm volatile("" : : "g"(&ev));
3796   return 0;
3797 }
3798 EOF
3799 if compile_prog "" "" ; then
3800     sigev_thread_id=yes
3801 fi
3802
3803 ##########################################
3804 # check if trace backend exists
3805
3806 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
3807 if test "$?" -ne 0 ; then
3808   error_exit "invalid trace backends" \
3809       "Please choose supported trace backends."
3810 fi
3811
3812 ##########################################
3813 # For 'ust' backend, test if ust headers are present
3814 if have_backend "ust"; then
3815   cat > $TMPC << EOF
3816 #include <lttng/tracepoint.h>
3817 int main(void) { return 0; }
3818 EOF
3819   if compile_prog "" "" ; then
3820     if $pkg_config lttng-ust --exists; then
3821       lttng_ust_libs=`$pkg_config --libs lttng-ust`
3822     else
3823       lttng_ust_libs="-llttng-ust"
3824     fi
3825     if $pkg_config liburcu-bp --exists; then
3826       urcu_bp_libs=`$pkg_config --libs liburcu-bp`
3827     else
3828       urcu_bp_libs="-lurcu-bp"
3829     fi
3830
3831     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
3832     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
3833   else
3834     error_exit "Trace backend 'ust' missing lttng-ust header files"
3835   fi
3836 fi
3837
3838 ##########################################
3839 # For 'dtrace' backend, test if 'dtrace' command is present
3840 if have_backend "dtrace"; then
3841   if ! has 'dtrace' ; then
3842     error_exit "dtrace command is not found in PATH $PATH"
3843   fi
3844   trace_backend_stap="no"
3845   if has 'stap' ; then
3846     trace_backend_stap="yes"
3847   fi
3848 fi
3849
3850 ##########################################
3851 # check and set a backend for coroutine
3852
3853 # We prefer ucontext, but it's not always possible. The fallback
3854 # is sigcontext. gthread is not selectable except explicitly, because
3855 # it is not functional enough to run QEMU proper. (It is occasionally
3856 # useful for debugging purposes.)  On Windows the only valid backend
3857 # is the Windows-specific one.
3858
3859 ucontext_works=no
3860 if test "$darwin" != "yes"; then
3861   cat > $TMPC << EOF
3862 #include <ucontext.h>
3863 #ifdef __stub_makecontext
3864 #error Ignoring glibc stub makecontext which will always fail
3865 #endif
3866 int main(void) { makecontext(0, 0, 0); return 0; }
3867 EOF
3868   if compile_prog "" "" ; then
3869     ucontext_works=yes
3870   fi
3871 fi
3872
3873 if test "$coroutine" = ""; then
3874   if test "$mingw32" = "yes"; then
3875     coroutine=win32
3876   elif test "$ucontext_works" = "yes"; then
3877     coroutine=ucontext
3878   else
3879     coroutine=sigaltstack
3880   fi
3881 else
3882   case $coroutine in
3883   windows)
3884     if test "$mingw32" != "yes"; then
3885       error_exit "'windows' coroutine backend only valid for Windows"
3886     fi
3887     # Unfortunately the user visible backend name doesn't match the
3888     # coroutine-*.c filename for this case, so we have to adjust it here.
3889     coroutine=win32
3890     ;;
3891   ucontext)
3892     if test "$ucontext_works" != "yes"; then
3893       feature_not_found "ucontext"
3894     fi
3895     ;;
3896   gthread|sigaltstack)
3897     if test "$mingw32" = "yes"; then
3898       error_exit "only the 'windows' coroutine backend is valid for Windows"
3899     fi
3900     ;;
3901   *)
3902     error_exit "unknown coroutine backend $coroutine"
3903     ;;
3904   esac
3905 fi
3906
3907 if test "$coroutine_pool" = ""; then
3908   if test "$coroutine" = "gthread"; then
3909     coroutine_pool=no
3910   else
3911     coroutine_pool=yes
3912   fi
3913 fi
3914 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
3915   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
3916 fi
3917
3918 ##########################################
3919 # check if we have open_by_handle_at
3920
3921 open_by_handle_at=no
3922 cat > $TMPC << EOF
3923 #include <fcntl.h>
3924 #if !defined(AT_EMPTY_PATH)
3925 # error missing definition
3926 #else
3927 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3928 #endif
3929 EOF
3930 if compile_prog "" "" ; then
3931     open_by_handle_at=yes
3932 fi
3933
3934 ########################################
3935 # check if we have linux/magic.h
3936
3937 linux_magic_h=no
3938 cat > $TMPC << EOF
3939 #include <linux/magic.h>
3940 int main(void) {
3941   return 0;
3942 }
3943 EOF
3944 if compile_prog "" "" ; then
3945     linux_magic_h=yes
3946 fi
3947
3948 ########################################
3949 # check whether we can disable warning option with a pragma (this is needed
3950 # to silence warnings in the headers of some versions of external libraries).
3951 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3952 # only a warning.
3953 #
3954 # If we can't selectively disable warning in the code, disable -Werror so that
3955 # the build doesn't fail anyway.
3956
3957 pragma_disable_unused_but_set=no
3958 cat > $TMPC << EOF
3959 #pragma GCC diagnostic push
3960 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3961 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3962 #pragma GCC diagnostic pop
3963
3964 int main(void) {
3965     return 0;
3966 }
3967 EOF
3968 if compile_prog "-Werror" "" ; then
3969     pragma_diagnostic_available=yes
3970 else
3971     werror=no
3972 fi
3973
3974 ########################################
3975 # check if we have valgrind/valgrind.h
3976
3977 valgrind_h=no
3978 cat > $TMPC << EOF
3979 #include <valgrind/valgrind.h>
3980 int main(void) {
3981   return 0;
3982 }
3983 EOF
3984 if compile_prog "" "" ; then
3985     valgrind_h=yes
3986 fi
3987
3988 ########################################
3989 # check if environ is declared
3990
3991 has_environ=no
3992 cat > $TMPC << EOF
3993 #include <unistd.h>
3994 int main(void) {
3995     environ = 0;
3996     return 0;
3997 }
3998 EOF
3999 if compile_prog "" "" ; then
4000     has_environ=yes
4001 fi
4002
4003 ########################################
4004 # check if cpuid.h is usable.
4005
4006 cpuid_h=no
4007 cat > $TMPC << EOF
4008 #include <cpuid.h>
4009 int main(void) {
4010     unsigned a, b, c, d;
4011     int max = __get_cpuid_max(0, 0);
4012
4013     if (max >= 1) {
4014         __cpuid(1, a, b, c, d);
4015     }
4016
4017     if (max >= 7) {
4018         __cpuid_count(7, 0, a, b, c, d);
4019     }
4020
4021     return 0;
4022 }
4023 EOF
4024 if compile_prog "" "" ; then
4025     cpuid_h=yes
4026 fi
4027
4028 ########################################
4029 # check if __[u]int128_t is usable.
4030
4031 int128=no
4032 cat > $TMPC << EOF
4033 #if defined(__clang_major__) && defined(__clang_minor__)
4034 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4035 #  error __int128_t does not work in CLANG before 3.2
4036 # endif
4037 #endif
4038 __int128_t a;
4039 __uint128_t b;
4040 int main (void) {
4041   a = a + b;
4042   b = a * b;
4043   a = a * a;
4044   return 0;
4045 }
4046 EOF
4047 if compile_prog "" "" ; then
4048     int128=yes
4049 fi
4050
4051 ########################################
4052 # check if getauxval is available.
4053
4054 getauxval=no
4055 cat > $TMPC << EOF
4056 #include <sys/auxv.h>
4057 int main(void) {
4058   return getauxval(AT_HWCAP) == 0;
4059 }
4060 EOF
4061 if compile_prog "" "" ; then
4062     getauxval=yes
4063 fi
4064
4065 ##########################################
4066 # End of CC checks
4067 # After here, no more $cc or $ld runs
4068
4069 if test "$gcov" = "yes" ; then
4070   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4071   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4072 elif test "$debug" = "no" ; then
4073   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4074 fi
4075
4076 ##########################################
4077 # Do we have libnfs
4078 if test "$libnfs" != "no" ; then
4079   if $pkg_config --atleast-version=1.9.3 libnfs; then
4080     libnfs="yes"
4081     libnfs_libs=$($pkg_config --libs libnfs)
4082     LIBS="$LIBS $libnfs_libs"
4083   else
4084     if test "$libnfs" = "yes" ; then
4085       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
4086     fi
4087     libnfs="no"
4088   fi
4089 fi
4090
4091 # Disable zero malloc errors for official releases unless explicitly told to
4092 # enable/disable
4093 if test -z "$zero_malloc" ; then
4094     if test "$z_version" = "50" ; then
4095         zero_malloc="no"
4096     else
4097         zero_malloc="yes"
4098     fi
4099 fi
4100
4101 # Now we've finished running tests it's OK to add -Werror to the compiler flags
4102 if test "$werror" = "yes"; then
4103     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
4104 fi
4105
4106 if test "$solaris" = "no" ; then
4107     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
4108         LDFLAGS="-Wl,--warn-common $LDFLAGS"
4109     fi
4110 fi
4111
4112 # test if pod2man has --utf8 option
4113 if pod2man --help | grep -q utf8; then
4114     POD2MAN="pod2man --utf8"
4115 else
4116     POD2MAN="pod2man"
4117 fi
4118
4119 # Use ASLR, no-SEH and DEP if available
4120 if test "$mingw32" = "yes" ; then
4121     for flag in --dynamicbase --no-seh --nxcompat; do
4122         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
4123             LDFLAGS="-Wl,$flag $LDFLAGS"
4124         fi
4125     done
4126 fi
4127
4128 qemu_confdir=$sysconfdir$confsuffix
4129 qemu_moddir=$libdir$confsuffix
4130 qemu_datadir=$datadir$confsuffix
4131 qemu_localedir="$datadir/locale"
4132
4133 tools=""
4134 if test "$want_tools" = "yes" ; then
4135   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
4136   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
4137     tools="qemu-nbd\$(EXESUF) $tools"
4138   fi
4139 fi
4140 if test "$softmmu" = yes ; then
4141   if test "$virtfs" != no ; then
4142     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
4143       virtfs=yes
4144       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
4145     else
4146       if test "$virtfs" = yes; then
4147         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
4148       fi
4149       virtfs=no
4150     fi
4151   fi
4152 fi
4153 if [ "$guest_agent" != "no" ]; then
4154   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
4155       tools="qemu-ga\$(EXESUF) $tools"
4156       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
4157         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
4158       fi
4159       guest_agent=yes
4160   elif [ "$guest_agent" != yes ]; then
4161       guest_agent=no
4162   else
4163       error_exit "Guest agent is not supported on this platform"
4164   fi
4165 fi
4166
4167 # Mac OS X ships with a broken assembler
4168 roms=
4169 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
4170         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
4171         "$softmmu" = yes ; then
4172   roms="optionrom"
4173 fi
4174 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
4175   roms="$roms spapr-rtas"
4176 fi
4177
4178 if test "$cpu" = "s390x" ; then
4179   roms="$roms s390-ccw"
4180 fi
4181
4182 # Probe for the need for relocating the user-only binary.
4183 if test "$pie" = "no" ; then
4184   textseg_addr=
4185   case "$cpu" in
4186     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
4187       # ??? Rationale for choosing this address
4188       textseg_addr=0x60000000
4189       ;;
4190     mips)
4191       # A 256M aligned address, high in the address space, with enough
4192       # room for the code_gen_buffer above it before the stack.
4193       textseg_addr=0x60000000
4194       ;;
4195   esac
4196   if [ -n "$textseg_addr" ]; then
4197     cat > $TMPC <<EOF
4198     int main(void) { return 0; }
4199 EOF
4200     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
4201     if ! compile_prog "" "$textseg_ldflags"; then
4202       # In case ld does not support -Ttext-segment, edit the default linker
4203       # script via sed to set the .text start addr.  This is needed on FreeBSD
4204       # at least.
4205       $ld --verbose | sed \
4206         -e '1,/==================================================/d' \
4207         -e '/==================================================/,$d' \
4208         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
4209         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
4210       textseg_ldflags="-Wl,-T../config-host.ld"
4211     fi
4212   fi
4213 fi
4214
4215 # prepend pixman and ftd flags after all config tests are done
4216 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
4217 libs_softmmu="$pixman_libs $libs_softmmu"
4218
4219 echo "Install prefix    $prefix"
4220 echo "BIOS directory    `eval echo $qemu_datadir`"
4221 echo "binary directory  `eval echo $bindir`"
4222 echo "library directory `eval echo $libdir`"
4223 echo "module directory  `eval echo $qemu_moddir`"
4224 echo "libexec directory `eval echo $libexecdir`"
4225 echo "include directory `eval echo $includedir`"
4226 echo "config directory  `eval echo $sysconfdir`"
4227 if test "$mingw32" = "no" ; then
4228 echo "local state directory   `eval echo $local_statedir`"
4229 echo "Manual directory  `eval echo $mandir`"
4230 echo "ELF interp prefix $interp_prefix"
4231 else
4232 echo "local state directory   queried at runtime"
4233 echo "Windows SDK       $win_sdk"
4234 fi
4235 echo "Source path       $source_path"
4236 echo "C compiler        $cc"
4237 echo "Host C compiler   $host_cc"
4238 echo "C++ compiler      $cxx"
4239 echo "Objective-C compiler $objcc"
4240 echo "ARFLAGS           $ARFLAGS"
4241 echo "CFLAGS            $CFLAGS"
4242 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
4243 echo "LDFLAGS           $LDFLAGS"
4244 echo "make              $make"
4245 echo "install           $install"
4246 echo "python            $python"
4247 if test "$slirp" = "yes" ; then
4248     echo "smbd              $smbd"
4249 fi
4250 echo "module support    $modules"
4251 echo "host CPU          $cpu"
4252 echo "host big endian   $bigendian"
4253 echo "target list       $target_list"
4254 echo "tcg debug enabled $debug_tcg"
4255 echo "gprof enabled     $gprof"
4256 echo "sparse enabled    $sparse"
4257 echo "strip binaries    $strip_opt"
4258 echo "profiler          $profiler"
4259 echo "static build      $static"
4260 if test "$darwin" = "yes" ; then
4261     echo "Cocoa support     $cocoa"
4262 fi
4263 echo "pixman            $pixman"
4264 echo "SDL support       $sdl"
4265 echo "GTK support       $gtk"
4266 echo "VTE support       $vte"
4267 echo "curses support    $curses"
4268 echo "curl support      $curl"
4269 echo "mingw32 support   $mingw32"
4270 echo "Audio drivers     $audio_drv_list"
4271 echo "Block whitelist (rw) $block_drv_rw_whitelist"
4272 echo "Block whitelist (ro) $block_drv_ro_whitelist"
4273 echo "VirtFS support    $virtfs"
4274 echo "VNC support       $vnc"
4275 if test "$vnc" = "yes" ; then
4276     echo "VNC TLS support   $vnc_tls"
4277     echo "VNC SASL support  $vnc_sasl"
4278     echo "VNC JPEG support  $vnc_jpeg"
4279     echo "VNC PNG support   $vnc_png"
4280     echo "VNC WS support    $vnc_ws"
4281 fi
4282 if test -n "$sparc_cpu"; then
4283     echo "Target Sparc Arch $sparc_cpu"
4284 fi
4285 echo "xen support       $xen"
4286 echo "brlapi support    $brlapi"
4287 echo "bluez  support    $bluez"
4288 echo "Documentation     $docs"
4289 echo "GUEST_BASE        $guest_base"
4290 echo "PIE               $pie"
4291 echo "vde support       $vde"
4292 echo "netmap support    $netmap"
4293 echo "Linux AIO support $linux_aio"
4294 echo "ATTR/XATTR support $attr"
4295 echo "Install blobs     $blobs"
4296 echo "KVM support       $kvm"
4297 echo "RDMA support      $rdma"
4298 echo "TCG interpreter   $tcg_interpreter"
4299 echo "fdt support       $fdt"
4300 echo "preadv support    $preadv"
4301 echo "fdatasync         $fdatasync"
4302 echo "madvise           $madvise"
4303 echo "posix_madvise     $posix_madvise"
4304 echo "sigev_thread_id   $sigev_thread_id"
4305 echo "uuid support      $uuid"
4306 echo "libcap-ng support $cap_ng"
4307 echo "vhost-net support $vhost_net"
4308 echo "vhost-scsi support $vhost_scsi"
4309 echo "Trace backends    $trace_backends"
4310 if test "$trace_backend" = "simple"; then
4311 echo "Trace output file $trace_file-<pid>"
4312 fi
4313 if test "$spice" = "yes"; then
4314 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
4315 else
4316 echo "spice support     $spice"
4317 fi
4318 echo "rbd support       $rbd"
4319 echo "xfsctl support    $xfs"
4320 echo "nss used          $smartcard_nss"
4321 echo "libusb            $libusb"
4322 echo "usb net redir     $usb_redir"
4323 echo "GLX support       $glx"
4324 echo "libiscsi support  $libiscsi"
4325 echo "libnfs support    $libnfs"
4326 echo "build guest agent $guest_agent"
4327 echo "QGA VSS support   $guest_agent_with_vss"
4328 echo "seccomp support   $seccomp"
4329 echo "coroutine backend $coroutine"
4330 echo "coroutine pool    $coroutine_pool"
4331 echo "GlusterFS support $glusterfs"
4332 echo "Archipelago support $archipelago"
4333 echo "gcov              $gcov_tool"
4334 echo "gcov enabled      $gcov"
4335 echo "TPM support       $tpm"
4336 echo "libssh2 support   $libssh2"
4337 echo "TPM passthrough   $tpm_passthrough"
4338 echo "QOM debugging     $qom_cast_debug"
4339 echo "vhdx              $vhdx"
4340 echo "Quorum            $quorum"
4341 echo "lzo support       $lzo"
4342 echo "snappy support    $snappy"
4343 echo "NUMA host support $numa"
4344
4345 if test "$sdl_too_old" = "yes"; then
4346 echo "-> Your SDL version is too old - please upgrade to have SDL support"
4347 fi
4348
4349 config_host_mak="config-host.mak"
4350
4351 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
4352
4353 echo "# Automatically generated by configure - do not modify" > $config_host_mak
4354 echo >> $config_host_mak
4355
4356 echo all: >> $config_host_mak
4357 echo "prefix=$prefix" >> $config_host_mak
4358 echo "bindir=$bindir" >> $config_host_mak
4359 echo "libdir=$libdir" >> $config_host_mak
4360 echo "libexecdir=$libexecdir" >> $config_host_mak
4361 echo "includedir=$includedir" >> $config_host_mak
4362 echo "mandir=$mandir" >> $config_host_mak
4363 echo "sysconfdir=$sysconfdir" >> $config_host_mak
4364 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
4365 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
4366 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
4367 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
4368 if test "$mingw32" = "no" ; then
4369   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
4370 fi
4371 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
4372 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
4373 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
4374 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
4375 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
4376
4377 echo "ARCH=$ARCH" >> $config_host_mak
4378
4379 if test "$debug_tcg" = "yes" ; then
4380   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
4381 fi
4382 if test "$strip_opt" = "yes" ; then
4383   echo "STRIP=${strip}" >> $config_host_mak
4384 fi
4385 if test "$bigendian" = "yes" ; then
4386   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
4387 fi
4388 if test "$mingw32" = "yes" ; then
4389   echo "CONFIG_WIN32=y" >> $config_host_mak
4390   rc_version=`cat $source_path/VERSION`
4391   version_major=${rc_version%%.*}
4392   rc_version=${rc_version#*.}
4393   version_minor=${rc_version%%.*}
4394   rc_version=${rc_version#*.}
4395   version_subminor=${rc_version%%.*}
4396   version_micro=0
4397   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4398   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4399   if test "$guest_agent_with_vss" = "yes" ; then
4400     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
4401     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
4402   fi
4403 else
4404   echo "CONFIG_POSIX=y" >> $config_host_mak
4405 fi
4406
4407 if test "$linux" = "yes" ; then
4408   echo "CONFIG_LINUX=y" >> $config_host_mak
4409 fi
4410
4411 if test "$darwin" = "yes" ; then
4412   echo "CONFIG_DARWIN=y" >> $config_host_mak
4413 fi
4414
4415 if test "$aix" = "yes" ; then
4416   echo "CONFIG_AIX=y" >> $config_host_mak
4417 fi
4418
4419 if test "$solaris" = "yes" ; then
4420   echo "CONFIG_SOLARIS=y" >> $config_host_mak
4421   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
4422   if test "$needs_libsunmath" = "yes" ; then
4423     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
4424   fi
4425 fi
4426 if test "$haiku" = "yes" ; then
4427   echo "CONFIG_HAIKU=y" >> $config_host_mak
4428 fi
4429 if test "$static" = "yes" ; then
4430   echo "CONFIG_STATIC=y" >> $config_host_mak
4431 fi
4432 if test "$profiler" = "yes" ; then
4433   echo "CONFIG_PROFILER=y" >> $config_host_mak
4434 fi
4435 if test "$slirp" = "yes" ; then
4436   echo "CONFIG_SLIRP=y" >> $config_host_mak
4437   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
4438 fi
4439 if test "$vde" = "yes" ; then
4440   echo "CONFIG_VDE=y" >> $config_host_mak
4441 fi
4442 if test "$netmap" = "yes" ; then
4443   echo "CONFIG_NETMAP=y" >> $config_host_mak
4444 fi
4445 if test "$l2tpv3" = "yes" ; then
4446   echo "CONFIG_L2TPV3=y" >> $config_host_mak
4447 fi
4448 if test "$cap_ng" = "yes" ; then
4449   echo "CONFIG_LIBCAP=y" >> $config_host_mak
4450 fi
4451 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
4452 for drv in $audio_drv_list; do
4453     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
4454     echo "$def=y" >> $config_host_mak
4455     if test "$drv" = "fmod"; then
4456         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
4457     fi
4458 done
4459 if test "$audio_pt_int" = "yes" ; then
4460   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
4461 fi
4462 if test "$audio_win_int" = "yes" ; then
4463   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
4464 fi
4465 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
4466 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
4467 if test "$vnc" = "yes" ; then
4468   echo "CONFIG_VNC=y" >> $config_host_mak
4469 fi
4470 if test "$vnc_tls" = "yes" ; then
4471   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
4472 fi
4473 if test "$vnc_sasl" = "yes" ; then
4474   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
4475 fi
4476 if test "$vnc_jpeg" = "yes" ; then
4477   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
4478 fi
4479 if test "$vnc_png" = "yes" ; then
4480   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
4481 fi
4482 if test "$vnc_ws" = "yes" ; then
4483   echo "CONFIG_VNC_WS=y" >> $config_host_mak
4484   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
4485 fi
4486 if test "$fnmatch" = "yes" ; then
4487   echo "CONFIG_FNMATCH=y" >> $config_host_mak
4488 fi
4489 if test "$uuid" = "yes" ; then
4490   echo "CONFIG_UUID=y" >> $config_host_mak
4491 fi
4492 if test "$xfs" = "yes" ; then
4493   echo "CONFIG_XFS=y" >> $config_host_mak
4494 fi
4495 qemu_version=`head $source_path/VERSION`
4496 echo "VERSION=$qemu_version" >>$config_host_mak
4497 echo "PKGVERSION=$pkgversion" >>$config_host_mak
4498 echo "SRC_PATH=$source_path" >> $config_host_mak
4499 echo "TARGET_DIRS=$target_list" >> $config_host_mak
4500 if [ "$docs" = "yes" ] ; then
4501   echo "BUILD_DOCS=yes" >> $config_host_mak
4502 fi
4503 if test "$modules" = "yes"; then
4504   # $shacmd can generate a hash started with digit, which the compiler doesn't
4505   # like as an symbol. So prefix it with an underscore
4506   echo "CONFIG_STAMP=_`(echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ `" >> $config_host_mak
4507   echo "CONFIG_MODULES=y" >> $config_host_mak
4508 fi
4509 if test "$sdl" = "yes" ; then
4510   echo "CONFIG_SDL=y" >> $config_host_mak
4511   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
4512   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
4513 fi
4514 if test "$cocoa" = "yes" ; then
4515   echo "CONFIG_COCOA=y" >> $config_host_mak
4516 fi
4517 if test "$curses" = "yes" ; then
4518   echo "CONFIG_CURSES=y" >> $config_host_mak
4519 fi
4520 if test "$utimens" = "yes" ; then
4521   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
4522 fi
4523 if test "$pipe2" = "yes" ; then
4524   echo "CONFIG_PIPE2=y" >> $config_host_mak
4525 fi
4526 if test "$accept4" = "yes" ; then
4527   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
4528 fi
4529 if test "$splice" = "yes" ; then
4530   echo "CONFIG_SPLICE=y" >> $config_host_mak
4531 fi
4532 if test "$eventfd" = "yes" ; then
4533   echo "CONFIG_EVENTFD=y" >> $config_host_mak
4534 fi
4535 if test "$fallocate" = "yes" ; then
4536   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
4537 fi
4538 if test "$fallocate_punch_hole" = "yes" ; then
4539   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
4540 fi
4541 if test "$posix_fallocate" = "yes" ; then
4542   echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
4543 fi
4544 if test "$sync_file_range" = "yes" ; then
4545   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
4546 fi
4547 if test "$fiemap" = "yes" ; then
4548   echo "CONFIG_FIEMAP=y" >> $config_host_mak
4549 fi
4550 if test "$dup3" = "yes" ; then
4551   echo "CONFIG_DUP3=y" >> $config_host_mak
4552 fi
4553 if test "$ppoll" = "yes" ; then
4554   echo "CONFIG_PPOLL=y" >> $config_host_mak
4555 fi
4556 if test "$prctl_pr_set_timerslack" = "yes" ; then
4557   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
4558 fi
4559 if test "$epoll" = "yes" ; then
4560   echo "CONFIG_EPOLL=y" >> $config_host_mak
4561 fi
4562 if test "$epoll_create1" = "yes" ; then
4563   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
4564 fi
4565 if test "$epoll_pwait" = "yes" ; then
4566   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
4567 fi
4568 if test "$sendfile" = "yes" ; then
4569   echo "CONFIG_SENDFILE=y" >> $config_host_mak
4570 fi
4571 if test "$timerfd" = "yes" ; then
4572   echo "CONFIG_TIMERFD=y" >> $config_host_mak
4573 fi
4574 if test "$setns" = "yes" ; then
4575   echo "CONFIG_SETNS=y" >> $config_host_mak
4576 fi
4577 if test "$inotify" = "yes" ; then
4578   echo "CONFIG_INOTIFY=y" >> $config_host_mak
4579 fi
4580 if test "$inotify1" = "yes" ; then
4581   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
4582 fi
4583 if test "$byteswap_h" = "yes" ; then
4584   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
4585 fi
4586 if test "$bswap_h" = "yes" ; then
4587   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
4588 fi
4589 if test "$curl" = "yes" ; then
4590   echo "CONFIG_CURL=m" >> $config_host_mak
4591   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
4592   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
4593 fi
4594 if test "$brlapi" = "yes" ; then
4595   echo "CONFIG_BRLAPI=y" >> $config_host_mak
4596 fi
4597 if test "$bluez" = "yes" ; then
4598   echo "CONFIG_BLUEZ=y" >> $config_host_mak
4599   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
4600 fi
4601 if test "glib_subprocess" = "yes" ; then
4602   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
4603 fi
4604 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
4605 if test "$gtk" = "yes" ; then
4606   echo "CONFIG_GTK=y" >> $config_host_mak
4607   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
4608   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
4609 fi
4610 if test "$vte" = "yes" ; then
4611   echo "CONFIG_VTE=y" >> $config_host_mak
4612   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
4613 fi
4614 if test "$xen" = "yes" ; then
4615   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4616   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4617 fi
4618 if test "$linux_aio" = "yes" ; then
4619   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4620 fi
4621 if test "$attr" = "yes" ; then
4622   echo "CONFIG_ATTR=y" >> $config_host_mak
4623 fi
4624 if test "$libattr" = "yes" ; then
4625   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4626 fi
4627 if test "$virtfs" = "yes" ; then
4628   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4629 fi
4630 if test "$vhost_scsi" = "yes" ; then
4631   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4632 fi
4633 if test "$vhost_net" = "yes" ; then
4634   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
4635 fi
4636 if test "$blobs" = "yes" ; then
4637   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4638 fi
4639 if test "$iovec" = "yes" ; then
4640   echo "CONFIG_IOVEC=y" >> $config_host_mak
4641 fi
4642 if test "$preadv" = "yes" ; then
4643   echo "CONFIG_PREADV=y" >> $config_host_mak
4644 fi
4645 if test "$fdt" = "yes" ; then
4646   echo "CONFIG_FDT=y" >> $config_host_mak
4647 fi
4648 if test "$signalfd" = "yes" ; then
4649   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4650 fi
4651 if test "$tcg_interpreter" = "yes" ; then
4652   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4653 fi
4654 if test "$fdatasync" = "yes" ; then
4655   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4656 fi
4657 if test "$madvise" = "yes" ; then
4658   echo "CONFIG_MADVISE=y" >> $config_host_mak
4659 fi
4660 if test "$posix_madvise" = "yes" ; then
4661   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4662 fi
4663 if test "$sigev_thread_id" = "yes" ; then
4664   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4665 fi
4666
4667 if test "$spice" = "yes" ; then
4668   echo "CONFIG_SPICE=y" >> $config_host_mak
4669 fi
4670
4671 if test "$smartcard_nss" = "yes" ; then
4672   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4673   echo "NSS_LIBS=$nss_libs" >> $config_host_mak
4674   echo "NSS_CFLAGS=$nss_cflags" >> $config_host_mak
4675 fi
4676
4677 if test "$libusb" = "yes" ; then
4678   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4679 fi
4680
4681 if test "$usb_redir" = "yes" ; then
4682   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4683 fi
4684
4685 if test "$glx" = "yes" ; then
4686   echo "CONFIG_GLX=y" >> $config_host_mak
4687   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
4688 fi
4689
4690 if test "$lzo" = "yes" ; then
4691   echo "CONFIG_LZO=y" >> $config_host_mak
4692 fi
4693
4694 if test "$snappy" = "yes" ; then
4695   echo "CONFIG_SNAPPY=y" >> $config_host_mak
4696 fi
4697
4698 if test "$libiscsi" = "yes" ; then
4699   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
4700   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
4701   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
4702 fi
4703
4704 if test "$libnfs" = "yes" ; then
4705   echo "CONFIG_LIBNFS=y" >> $config_host_mak
4706 fi
4707
4708 if test "$seccomp" = "yes"; then
4709   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4710 fi
4711
4712 # XXX: suppress that
4713 if [ "$bsd" = "yes" ] ; then
4714   echo "CONFIG_BSD=y" >> $config_host_mak
4715 fi
4716
4717 if test "$zero_malloc" = "yes" ; then
4718   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4719 fi
4720 if test "$qom_cast_debug" = "yes" ; then
4721   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4722 fi
4723 if test "$rbd" = "yes" ; then
4724   echo "CONFIG_RBD=m" >> $config_host_mak
4725   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
4726   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
4727 fi
4728
4729 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4730 if test "$coroutine_pool" = "yes" ; then
4731   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4732 else
4733   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4734 fi
4735
4736 if test "$open_by_handle_at" = "yes" ; then
4737   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4738 fi
4739
4740 if test "$linux_magic_h" = "yes" ; then
4741   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4742 fi
4743
4744 if test "$pragma_diagnostic_available" = "yes" ; then
4745   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4746 fi
4747
4748 if test "$valgrind_h" = "yes" ; then
4749   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4750 fi
4751
4752 if test "$has_environ" = "yes" ; then
4753   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4754 fi
4755
4756 if test "$cpuid_h" = "yes" ; then
4757   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4758 fi
4759
4760 if test "$int128" = "yes" ; then
4761   echo "CONFIG_INT128=y" >> $config_host_mak
4762 fi
4763
4764 if test "$getauxval" = "yes" ; then
4765   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4766 fi
4767
4768 if test "$glusterfs" = "yes" ; then
4769   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
4770   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
4771   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
4772 fi
4773
4774 if test "$glusterfs_discard" = "yes" ; then
4775   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4776 fi
4777
4778 if test "$glusterfs_zerofill" = "yes" ; then
4779   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
4780 fi
4781
4782 if test "$archipelago" = "yes" ; then
4783   echo "CONFIG_ARCHIPELAGO=m" >> $config_host_mak
4784   echo "ARCHIPELAGO_LIBS=$archipelago_libs" >> $config_host_mak
4785 fi
4786
4787 if test "$libssh2" = "yes" ; then
4788   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
4789   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
4790   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
4791 fi
4792
4793 if test "$quorum" = "yes" ; then
4794   echo "CONFIG_QUORUM=y" >> $config_host_mak
4795 fi
4796
4797 if test "$vhdx" = "yes" ; then
4798   echo "CONFIG_VHDX=y" >> $config_host_mak
4799 fi
4800
4801 # USB host support
4802 if test "$libusb" = "yes"; then
4803   echo "HOST_USB=libusb legacy" >> $config_host_mak
4804 else
4805   echo "HOST_USB=stub" >> $config_host_mak
4806 fi
4807
4808 # TPM passthrough support?
4809 if test "$tpm" = "yes"; then
4810   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4811   if test "$tpm_passthrough" = "yes"; then
4812     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4813   fi
4814 fi
4815
4816 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
4817 if have_backend "nop"; then
4818   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4819 fi
4820 if have_backend "simple"; then
4821   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4822   # Set the appropriate trace file.
4823   trace_file="\"$trace_file-\" FMT_pid"
4824 fi
4825 if have_backend "stderr"; then
4826   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4827 fi
4828 if have_backend "ust"; then
4829   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4830 fi
4831 if have_backend "dtrace"; then
4832   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4833   if test "$trace_backend_stap" = "yes" ; then
4834     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4835   fi
4836 fi
4837 if have_backend "ftrace"; then
4838   if test "$linux" = "yes" ; then
4839     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4840   else
4841     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
4842   fi
4843 fi
4844 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4845
4846 if test "$rdma" = "yes" ; then
4847   echo "CONFIG_RDMA=y" >> $config_host_mak
4848 fi
4849
4850 # Hold two types of flag:
4851 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
4852 #                                     a thread we have a handle to
4853 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
4854 #                                     platform
4855 if test "$pthread_setname_np" = "yes" ; then
4856   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
4857   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
4858 fi
4859
4860 if test "$tcg_interpreter" = "yes"; then
4861   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4862 elif test "$ARCH" = "sparc64" ; then
4863   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4864 elif test "$ARCH" = "s390x" ; then
4865   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4866 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4867   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4868 elif test "$ARCH" = "ppc64" ; then
4869   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
4870 else
4871   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4872 fi
4873 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4874
4875 echo "TOOLS=$tools" >> $config_host_mak
4876 echo "ROMS=$roms" >> $config_host_mak
4877 echo "MAKE=$make" >> $config_host_mak
4878 echo "INSTALL=$install" >> $config_host_mak
4879 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4880 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4881 if test -n "$libtool"; then
4882   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4883   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4884 else
4885   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4886   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4887 fi
4888 echo "PYTHON=$python" >> $config_host_mak
4889 echo "CC=$cc" >> $config_host_mak
4890 if $iasl -h > /dev/null 2>&1; then
4891   echo "IASL=$iasl" >> $config_host_mak
4892 fi
4893 echo "CC_I386=$cc_i386" >> $config_host_mak
4894 echo "HOST_CC=$host_cc" >> $config_host_mak
4895 echo "CXX=$cxx" >> $config_host_mak
4896 echo "OBJCC=$objcc" >> $config_host_mak
4897 echo "AR=$ar" >> $config_host_mak
4898 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
4899 echo "AS=$as" >> $config_host_mak
4900 echo "CPP=$cpp" >> $config_host_mak
4901 echo "OBJCOPY=$objcopy" >> $config_host_mak
4902 echo "LD=$ld" >> $config_host_mak
4903 echo "NM=$nm" >> $config_host_mak
4904 echo "WINDRES=$windres" >> $config_host_mak
4905 echo "LIBTOOL=$libtool" >> $config_host_mak
4906 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4907 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
4908 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4909 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4910 if test "$sparse" = "yes" ; then
4911   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4912   echo "CXX          := REAL_CC=\"\$(CXX)\" cgcc"      >> $config_host_mak
4913   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4914   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4915 fi
4916 if test "$cross_prefix" != ""; then
4917   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4918 else
4919   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4920 fi
4921 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4922 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
4923 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4924 echo "LIBS+=$LIBS" >> $config_host_mak
4925 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4926 echo "EXESUF=$EXESUF" >> $config_host_mak
4927 echo "DSOSUF=$DSOSUF" >> $config_host_mak
4928 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
4929 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4930 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4931 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4932 if test "$gcov" = "yes" ; then
4933   echo "CONFIG_GCOV=y" >> $config_host_mak
4934   echo "GCOV=$gcov_tool" >> $config_host_mak
4935 fi
4936
4937 # use included Linux headers
4938 if test "$linux" = "yes" ; then
4939   mkdir -p linux-headers
4940   case "$cpu" in
4941   i386|x86_64|x32)
4942     linux_arch=x86
4943     ;;
4944   ppcemb|ppc|ppc64)
4945     linux_arch=powerpc
4946     ;;
4947   s390x)
4948     linux_arch=s390
4949     ;;
4950   aarch64)
4951     linux_arch=arm64
4952     ;;
4953   mips64)
4954     linux_arch=mips
4955     ;;
4956   *)
4957     # For most CPUs the kernel architecture name and QEMU CPU name match.
4958     linux_arch="$cpu"
4959     ;;
4960   esac
4961     # For non-KVM architectures we will not have asm headers
4962     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4963       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4964     fi
4965 fi
4966
4967 for target in $target_list; do
4968 target_dir="$target"
4969 config_target_mak=$target_dir/config-target.mak
4970 target_name=`echo $target | cut -d '-' -f 1`
4971 target_bigendian="no"
4972
4973 case "$target_name" in
4974   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4975   target_bigendian=yes
4976   ;;
4977 esac
4978 target_softmmu="no"
4979 target_user_only="no"
4980 target_linux_user="no"
4981 target_bsd_user="no"
4982 case "$target" in
4983   ${target_name}-softmmu)
4984     target_softmmu="yes"
4985     ;;
4986   ${target_name}-linux-user)
4987     if test "$linux" != "yes" ; then
4988       error_exit "Target '$target' is only available on a Linux host"
4989     fi
4990     target_user_only="yes"
4991     target_linux_user="yes"
4992     ;;
4993   ${target_name}-bsd-user)
4994     if test "$bsd" != "yes" ; then
4995       error_exit "Target '$target' is only available on a BSD host"
4996     fi
4997     target_user_only="yes"
4998     target_bsd_user="yes"
4999     ;;
5000   *)
5001     error_exit "Target '$target' not recognised"
5002     exit 1
5003     ;;
5004 esac
5005
5006 mkdir -p $target_dir
5007 echo "# Automatically generated by configure - do not modify" > $config_target_mak
5008
5009 bflt="no"
5010 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
5011 gdb_xml_files=""
5012
5013 TARGET_ARCH="$target_name"
5014 TARGET_BASE_ARCH=""
5015 TARGET_ABI_DIR=""
5016
5017 case "$target_name" in
5018   i386)
5019   ;;
5020   x86_64)
5021     TARGET_BASE_ARCH=i386
5022   ;;
5023   alpha)
5024   ;;
5025   arm|armeb)
5026     TARGET_ARCH=arm
5027     bflt="yes"
5028     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5029   ;;
5030   aarch64)
5031     TARGET_BASE_ARCH=arm
5032     bflt="yes"
5033     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5034   ;;
5035   cris)
5036   ;;
5037   lm32)
5038   ;;
5039   m68k)
5040     bflt="yes"
5041     gdb_xml_files="cf-core.xml cf-fp.xml"
5042   ;;
5043   microblaze|microblazeel)
5044     TARGET_ARCH=microblaze
5045     bflt="yes"
5046   ;;
5047   mips|mipsel)
5048     TARGET_ARCH=mips
5049     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
5050   ;;
5051   mipsn32|mipsn32el)
5052     TARGET_ARCH=mips64
5053     TARGET_BASE_ARCH=mips
5054     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
5055     echo "TARGET_ABI32=y" >> $config_target_mak
5056   ;;
5057   mips64|mips64el)
5058     TARGET_ARCH=mips64
5059     TARGET_BASE_ARCH=mips
5060     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
5061   ;;
5062   tricore)
5063   ;;
5064   moxie)
5065   ;;
5066   or32)
5067     TARGET_ARCH=openrisc
5068     TARGET_BASE_ARCH=openrisc
5069   ;;
5070   ppc)
5071     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5072   ;;
5073   ppcemb)
5074     TARGET_BASE_ARCH=ppc
5075     TARGET_ABI_DIR=ppc
5076     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5077   ;;
5078   ppc64)
5079     TARGET_BASE_ARCH=ppc
5080     TARGET_ABI_DIR=ppc
5081     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5082   ;;
5083   ppc64le)
5084     TARGET_ARCH=ppc64
5085     TARGET_BASE_ARCH=ppc
5086     TARGET_ABI_DIR=ppc
5087     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5088   ;;
5089   ppc64abi32)
5090     TARGET_ARCH=ppc64
5091     TARGET_BASE_ARCH=ppc
5092     TARGET_ABI_DIR=ppc
5093     echo "TARGET_ABI32=y" >> $config_target_mak
5094     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5095   ;;
5096   sh4|sh4eb)
5097     TARGET_ARCH=sh4
5098     bflt="yes"
5099   ;;
5100   sparc)
5101   ;;
5102   sparc64)
5103     TARGET_BASE_ARCH=sparc
5104   ;;
5105   sparc32plus)
5106     TARGET_ARCH=sparc64
5107     TARGET_BASE_ARCH=sparc
5108     TARGET_ABI_DIR=sparc
5109     echo "TARGET_ABI32=y" >> $config_target_mak
5110   ;;
5111   s390x)
5112     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml"
5113   ;;
5114   unicore32)
5115   ;;
5116   xtensa|xtensaeb)
5117     TARGET_ARCH=xtensa
5118   ;;
5119   *)
5120     error_exit "Unsupported target CPU"
5121   ;;
5122 esac
5123 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
5124 if [ "$TARGET_BASE_ARCH" = "" ]; then
5125   TARGET_BASE_ARCH=$TARGET_ARCH
5126 fi
5127
5128 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
5129
5130 upper() {
5131     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
5132 }
5133
5134 target_arch_name="`upper $TARGET_ARCH`"
5135 echo "TARGET_$target_arch_name=y" >> $config_target_mak
5136 echo "TARGET_NAME=$target_name" >> $config_target_mak
5137 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
5138 if [ "$TARGET_ABI_DIR" = "" ]; then
5139   TARGET_ABI_DIR=$TARGET_ARCH
5140 fi
5141 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
5142 if [ "$HOST_VARIANT_DIR" != "" ]; then
5143     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
5144 fi
5145 case "$target_name" in
5146   i386|x86_64)
5147     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
5148       echo "CONFIG_XEN=y" >> $config_target_mak
5149       if test "$xen_pci_passthrough" = yes; then
5150         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
5151       fi
5152     fi
5153     ;;
5154   *)
5155 esac
5156 case "$target_name" in
5157   aarch64|arm|i386|x86_64|ppcemb|ppc|ppc64|s390x|mipsel|mips)
5158     # Make sure the target and host cpus are compatible
5159     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
5160       \( "$target_name" = "$cpu" -o \
5161       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
5162       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
5163       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
5164       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
5165       \( "$target_name" = "mipsel" -a "$cpu" = "mips" \) -o \
5166       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
5167       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
5168       echo "CONFIG_KVM=y" >> $config_target_mak
5169       if test "$vhost_net" = "yes" ; then
5170         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
5171       fi
5172     fi
5173 esac
5174 if test "$target_bigendian" = "yes" ; then
5175   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
5176 fi
5177 if test "$target_softmmu" = "yes" ; then
5178   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
5179 fi
5180 if test "$target_user_only" = "yes" ; then
5181   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
5182   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
5183 fi
5184 if test "$target_linux_user" = "yes" ; then
5185   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
5186 fi
5187 list=""
5188 if test ! -z "$gdb_xml_files" ; then
5189   for x in $gdb_xml_files; do
5190     list="$list $source_path/gdb-xml/$x"
5191   done
5192   echo "TARGET_XML_FILES=$list" >> $config_target_mak
5193 fi
5194
5195 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
5196   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
5197 fi
5198 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
5199   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
5200 fi
5201 if test "$target_bsd_user" = "yes" ; then
5202   echo "CONFIG_BSD_USER=y" >> $config_target_mak
5203 fi
5204
5205 # generate QEMU_CFLAGS/LDFLAGS for targets
5206
5207 cflags=""
5208 ldflags=""
5209
5210 for i in $ARCH $TARGET_BASE_ARCH ; do
5211   case "$i" in
5212   alpha)
5213     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
5214     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
5215   ;;
5216   aarch64)
5217     if test -n "${cxx}"; then
5218       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5219       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5220     fi
5221   ;;
5222   arm)
5223     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
5224     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
5225     if test -n "${cxx}"; then
5226       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5227       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5228     fi
5229   ;;
5230   cris)
5231     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
5232     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
5233   ;;
5234   hppa)
5235     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
5236     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
5237   ;;
5238   i386|x86_64|x32)
5239     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
5240     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
5241   ;;
5242   ia64*)
5243     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
5244     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
5245   ;;
5246   lm32)
5247     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
5248     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
5249   ;;
5250   m68k)
5251     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
5252     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
5253   ;;
5254   microblaze*)
5255     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
5256     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
5257   ;;
5258   mips*)
5259     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
5260     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
5261   ;;
5262   moxie*)
5263     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
5264     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
5265   ;;
5266   or32)
5267     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
5268     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
5269   ;;
5270   ppc*)
5271     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
5272     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
5273   ;;
5274   s390*)
5275     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
5276     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
5277   ;;
5278   sh4)
5279     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
5280     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
5281   ;;
5282   sparc*)
5283     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
5284     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
5285   ;;
5286   xtensa*)
5287     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
5288     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
5289   ;;
5290   esac
5291 done
5292 if test "$tcg_interpreter" = "yes" ; then
5293   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
5294   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
5295 fi
5296
5297 case "$ARCH" in
5298 alpha)
5299   # Ensure there's only a single GP
5300   cflags="-msmall-data $cflags"
5301 ;;
5302 esac
5303
5304 if test "$gprof" = "yes" ; then
5305   echo "TARGET_GPROF=yes" >> $config_target_mak
5306   if test "$target_linux_user" = "yes" ; then
5307     cflags="-p $cflags"
5308     ldflags="-p $ldflags"
5309   fi
5310   if test "$target_softmmu" = "yes" ; then
5311     ldflags="-p $ldflags"
5312     echo "GPROF_CFLAGS=-p" >> $config_target_mak
5313   fi
5314 fi
5315
5316 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
5317   ldflags="$ldflags $textseg_ldflags"
5318 fi
5319
5320 echo "LDFLAGS+=$ldflags" >> $config_target_mak
5321 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
5322
5323 done # for target in $targets
5324
5325 if [ "$pixman" = "internal" ]; then
5326   echo "config-host.h: subdir-pixman" >> $config_host_mak
5327 fi
5328
5329 if test "$rdma" = "yes" ; then
5330 echo "CONFIG_RDMA=y" >> $config_host_mak
5331 fi
5332
5333 if [ "$dtc_internal" = "yes" ]; then
5334   echo "config-host.h: subdir-dtc" >> $config_host_mak
5335 fi
5336
5337 if test "$numa" = "yes"; then
5338   echo "CONFIG_NUMA=y" >> $config_host_mak
5339 fi
5340
5341 # build tree in object directory in case the source is not in the current directory
5342 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
5343 DIRS="$DIRS fsdev"
5344 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
5345 DIRS="$DIRS roms/seabios roms/vgabios"
5346 DIRS="$DIRS qapi-generated"
5347 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
5348 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
5349 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
5350 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
5351 FILES="$FILES pc-bios/spapr-rtas/Makefile"
5352 FILES="$FILES pc-bios/s390-ccw/Makefile"
5353 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
5354 FILES="$FILES pc-bios/qemu-icon.bmp"
5355 for bios_file in \
5356     $source_path/pc-bios/*.bin \
5357     $source_path/pc-bios/*.aml \
5358     $source_path/pc-bios/*.rom \
5359     $source_path/pc-bios/*.dtb \
5360     $source_path/pc-bios/*.img \
5361     $source_path/pc-bios/openbios-* \
5362     $source_path/pc-bios/u-boot.* \
5363     $source_path/pc-bios/palcode-*
5364 do
5365     FILES="$FILES pc-bios/`basename $bios_file`"
5366 done
5367 for test_file in `find $source_path/tests/acpi-test-data -type f`
5368 do
5369     FILES="$FILES tests/acpi-test-data`echo $test_file | sed -e 's/.*acpi-test-data//'`"
5370 done
5371 mkdir -p $DIRS
5372 for f in $FILES ; do
5373     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
5374         symlink "$source_path/$f" "$f"
5375     fi
5376 done
5377
5378 # temporary config to build submodules
5379 for rom in seabios vgabios ; do
5380     config_mak=roms/$rom/config.mak
5381     echo "# Automatically generated by configure - do not modify" > $config_mak
5382     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
5383     echo "AS=$as" >> $config_mak
5384     echo "CC=$cc" >> $config_mak
5385     echo "BCC=bcc" >> $config_mak
5386     echo "CPP=$cpp" >> $config_mak
5387     echo "OBJCOPY=objcopy" >> $config_mak
5388     echo "IASL=$iasl" >> $config_mak
5389     echo "LD=$ld" >> $config_mak
5390 done
5391
5392 # set up qemu-iotests in this build directory
5393 iotests_common_env="tests/qemu-iotests/common.env"
5394 iotests_check="tests/qemu-iotests/check"
5395
5396 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
5397 echo >> "$iotests_common_env"
5398 echo "export PYTHON='$python'" >> "$iotests_common_env"
5399
5400 if [ ! -e "$iotests_check" ]; then
5401     symlink "$source_path/$iotests_check" "$iotests_check"
5402 fi
5403
5404 # Save the configure command line for later reuse.
5405 cat <<EOD >config.status
5406 #!/bin/sh
5407 # Generated by configure.
5408 # Run this file to recreate the current configuration.
5409 # Compiler output produced by configure, useful for debugging
5410 # configure, is in config.log if it exists.
5411 EOD
5412 printf "exec" >>config.status
5413 printf " '%s'" "$0" "$@" >>config.status
5414 echo >>config.status
5415 chmod +x config.status
5416
5417 rm -r "$TMPDIR1"