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 $pkg_config --atleast-version=2.1.0 libseccomp; then
1827         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1828         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1829         seccomp="yes"
1830     else
1831         if test "$seccomp" = "yes"; then
1832             feature_not_found "libseccomp" "Install libseccomp devel >= 2.1.0"
1833         fi
1834         seccomp="no"
1835     fi
1836 fi
1837 ##########################################
1838 # xen probe
1839
1840 if test "$xen" != "no" ; then
1841   xen_libs="-lxenstore -lxenctrl -lxenguest"
1842
1843   # First we test whether Xen headers and libraries are available.
1844   # If no, we are done and there is no Xen support.
1845   # If yes, more tests are run to detect the Xen version.
1846
1847   # Xen (any)
1848   cat > $TMPC <<EOF
1849 #include <xenctrl.h>
1850 int main(void) {
1851   return 0;
1852 }
1853 EOF
1854   if ! compile_prog "" "$xen_libs" ; then
1855     # Xen not found
1856     if test "$xen" = "yes" ; then
1857       feature_not_found "xen" "Install xen devel"
1858     fi
1859     xen=no
1860
1861   # Xen unstable
1862   elif
1863       cat > $TMPC <<EOF &&
1864 #include <xenctrl.h>
1865 #include <xenstore.h>
1866 #include <stdint.h>
1867 #include <xen/hvm/hvm_info_table.h>
1868 #if !defined(HVM_MAX_VCPUS)
1869 # error HVM_MAX_VCPUS not defined
1870 #endif
1871 int main(void) {
1872   xc_interface *xc;
1873   xs_daemon_open();
1874   xc = xc_interface_open(0, 0, 0);
1875   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1876   xc_gnttab_open(NULL, 0);
1877   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1878   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1879   return 0;
1880 }
1881 EOF
1882       compile_prog "" "$xen_libs"
1883     then
1884     xen_ctrl_version=420
1885     xen=yes
1886
1887   elif
1888       cat > $TMPC <<EOF &&
1889 #include <xenctrl.h>
1890 #include <xs.h>
1891 #include <stdint.h>
1892 #include <xen/hvm/hvm_info_table.h>
1893 #if !defined(HVM_MAX_VCPUS)
1894 # error HVM_MAX_VCPUS not defined
1895 #endif
1896 int main(void) {
1897   xs_daemon_open();
1898   xc_interface_open(0, 0, 0);
1899   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1900   xc_gnttab_open(NULL, 0);
1901   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1902   return 0;
1903 }
1904 EOF
1905       compile_prog "" "$xen_libs"
1906     then
1907     xen_ctrl_version=410
1908     xen=yes
1909
1910   # Xen 4.0.0
1911   elif
1912       cat > $TMPC <<EOF &&
1913 #include <xenctrl.h>
1914 #include <xs.h>
1915 #include <stdint.h>
1916 #include <xen/hvm/hvm_info_table.h>
1917 #if !defined(HVM_MAX_VCPUS)
1918 # error HVM_MAX_VCPUS not defined
1919 #endif
1920 int main(void) {
1921   struct xen_add_to_physmap xatp = {
1922     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1923   };
1924   xs_daemon_open();
1925   xc_interface_open();
1926   xc_gnttab_open();
1927   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1928   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1929   return 0;
1930 }
1931 EOF
1932       compile_prog "" "$xen_libs"
1933     then
1934     xen_ctrl_version=400
1935     xen=yes
1936
1937   # Xen 3.4.0
1938   elif
1939       cat > $TMPC <<EOF &&
1940 #include <xenctrl.h>
1941 #include <xs.h>
1942 int main(void) {
1943   struct xen_add_to_physmap xatp = {
1944     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1945   };
1946   xs_daemon_open();
1947   xc_interface_open();
1948   xc_gnttab_open();
1949   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1950   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1951   return 0;
1952 }
1953 EOF
1954       compile_prog "" "$xen_libs"
1955     then
1956     xen_ctrl_version=340
1957     xen=yes
1958
1959   # Xen 3.3.0
1960   elif
1961       cat > $TMPC <<EOF &&
1962 #include <xenctrl.h>
1963 #include <xs.h>
1964 int main(void) {
1965   xs_daemon_open();
1966   xc_interface_open();
1967   xc_gnttab_open();
1968   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1969   return 0;
1970 }
1971 EOF
1972       compile_prog "" "$xen_libs"
1973     then
1974     xen_ctrl_version=330
1975     xen=yes
1976
1977   # Xen version unsupported
1978   else
1979     if test "$xen" = "yes" ; then
1980       feature_not_found "xen (unsupported version)" "Install supported xen (e.g. 4.0, 3.4, 3.3)"
1981     fi
1982     xen=no
1983   fi
1984
1985   if test "$xen" = yes; then
1986     libs_softmmu="$xen_libs $libs_softmmu"
1987   fi
1988 fi
1989
1990 if test "$xen_pci_passthrough" != "no"; then
1991   if test "$xen" = "yes" && test "$linux" = "yes" &&
1992     test "$xen_ctrl_version" -ge 340; then
1993     xen_pci_passthrough=yes
1994   else
1995     if test "$xen_pci_passthrough" = "yes"; then
1996       if test "$xen_ctrl_version" -lt 340; then
1997         error_exit "User requested feature Xen PCI Passthrough" \
1998             "This feature does not work with Xen 3.3"
1999       fi
2000       error_exit "User requested feature Xen PCI Passthrough" \
2001           " but this feature requires /sys from Linux"
2002     fi
2003     xen_pci_passthrough=no
2004   fi
2005 fi
2006
2007 ##########################################
2008 # libtool probe
2009
2010 if ! has $libtool; then
2011     libtool=
2012 fi
2013
2014 # MacOSX ships with a libtool which isn't the GNU one; weed this
2015 # out by checking whether libtool supports the --version switch
2016 if test -n "$libtool"; then
2017   if ! "$libtool" --version >/dev/null 2>&1; then
2018     libtool=
2019   fi
2020 fi
2021
2022 ##########################################
2023 # Sparse probe
2024 if test "$sparse" != "no" ; then
2025   if has cgcc; then
2026     sparse=yes
2027   else
2028     if test "$sparse" = "yes" ; then
2029       feature_not_found "sparse" "Install sparse binary"
2030     fi
2031     sparse=no
2032   fi
2033 fi
2034
2035 ##########################################
2036 # GTK probe
2037
2038 if test "$gtkabi" = ""; then
2039     # The GTK ABI was not specified explicitly, so try whether 2.0 is available.
2040     # Use 3.0 as a fallback if that is available.
2041     if $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2042         gtkabi=2.0
2043     elif $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2044         gtkabi=3.0
2045     else
2046         gtkabi=2.0
2047     fi
2048 fi
2049
2050 if test "$gtk" != "no"; then
2051     gtkpackage="gtk+-$gtkabi"
2052     gtkx11package="gtk+-x11-$gtkabi"
2053     if test "$gtkabi" = "3.0" ; then
2054       gtkversion="3.0.0"
2055     else
2056       gtkversion="2.18.0"
2057     fi
2058     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2059         gtk_cflags=`$pkg_config --cflags $gtkpackage`
2060         gtk_libs=`$pkg_config --libs $gtkpackage`
2061         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2062             gtk_libs="$gtk_libs -lX11"
2063         fi
2064         libs_softmmu="$gtk_libs $libs_softmmu"
2065         gtk="yes"
2066     elif test "$gtk" = "yes"; then
2067         feature_not_found "gtk" "Install gtk2 or gtk3 devel"
2068     else
2069         gtk="no"
2070     fi
2071 fi
2072
2073 ##########################################
2074 # VTE probe
2075
2076 if test "$vte" != "no"; then
2077     if test "$gtkabi" = "3.0"; then
2078       vtepackage="vte-2.90"
2079       vteversion="0.32.0"
2080     else
2081       vtepackage="vte"
2082       vteversion="0.24.0"
2083     fi
2084     if $pkg_config --exists "$vtepackage >= $vteversion"; then
2085         vte_cflags=`$pkg_config --cflags $vtepackage`
2086         vte_libs=`$pkg_config --libs $vtepackage`
2087         libs_softmmu="$vte_libs $libs_softmmu"
2088         vte="yes"
2089     elif test "$vte" = "yes"; then
2090         if test "$gtkabi" = "3.0"; then
2091             feature_not_found "vte" "Install libvte-2.90 devel"
2092         else
2093             feature_not_found "vte" "Install libvte devel"
2094         fi
2095     else
2096         vte="no"
2097     fi
2098 fi
2099
2100 ##########################################
2101 # SDL probe
2102
2103 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2104 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2105
2106 if test $sdlabi = "2.0"; then
2107     sdl_config=$sdl2_config
2108     sdlname=sdl2
2109     sdlconfigname=sdl2_config
2110 else
2111     sdlname=sdl
2112     sdlconfigname=sdl_config
2113 fi
2114
2115 if test "`basename $sdl_config`" != $sdlconfigname && ! has ${sdl_config}; then
2116   sdl_config=$sdlconfigname
2117 fi
2118
2119 if $pkg_config $sdlname --exists; then
2120   sdlconfig="$pkg_config $sdlname"
2121   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
2122 elif has ${sdl_config}; then
2123   sdlconfig="$sdl_config"
2124   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
2125 else
2126   if test "$sdl" = "yes" ; then
2127     feature_not_found "sdl" "Install SDL devel"
2128   fi
2129   sdl=no
2130 fi
2131 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2132   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2133 fi
2134
2135 sdl_too_old=no
2136 if test "$sdl" != "no" ; then
2137   cat > $TMPC << EOF
2138 #include <SDL.h>
2139 #undef main /* We don't want SDL to override our main() */
2140 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2141 EOF
2142   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
2143   if test "$static" = "yes" ; then
2144     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
2145   else
2146     sdl_libs=`$sdlconfig --libs 2> /dev/null`
2147   fi
2148   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2149     if test "$_sdlversion" -lt 121 ; then
2150       sdl_too_old=yes
2151     else
2152       if test "$cocoa" = "no" ; then
2153         sdl=yes
2154       fi
2155     fi
2156
2157     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2158     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2159       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2160          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
2161          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
2162       fi
2163       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2164         :
2165       else
2166         sdl=no
2167       fi
2168     fi # static link
2169   else # sdl not found
2170     if test "$sdl" = "yes" ; then
2171       feature_not_found "sdl" "Install SDL devel"
2172     fi
2173     sdl=no
2174   fi # sdl compile test
2175 fi
2176
2177 if test "$sdl" = "yes" ; then
2178   cat > $TMPC <<EOF
2179 #include <SDL.h>
2180 #if defined(SDL_VIDEO_DRIVER_X11)
2181 #include <X11/XKBlib.h>
2182 #else
2183 #error No x11 support
2184 #endif
2185 int main(void) { return 0; }
2186 EOF
2187   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2188     sdl_libs="$sdl_libs -lX11"
2189   fi
2190   libs_softmmu="$sdl_libs $libs_softmmu"
2191 fi
2192
2193 ##########################################
2194 # RDMA needs OpenFabrics libraries
2195 if test "$rdma" != "no" ; then
2196   cat > $TMPC <<EOF
2197 #include <rdma/rdma_cma.h>
2198 int main(void) { return 0; }
2199 EOF
2200   rdma_libs="-lrdmacm -libverbs"
2201   if compile_prog "" "$rdma_libs" ; then
2202     rdma="yes"
2203     libs_softmmu="$libs_softmmu $rdma_libs"
2204   else
2205     if test "$rdma" = "yes" ; then
2206         error_exit \
2207             " OpenFabrics librdmacm/libibverbs not present." \
2208             " Your options:" \
2209             "  (1) Fast: Install infiniband packages from your distro." \
2210             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2211             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2212     fi
2213     rdma="no"
2214   fi
2215 fi
2216
2217 ##########################################
2218 # VNC TLS/WS detection
2219 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
2220   cat > $TMPC <<EOF
2221 #include <gnutls/gnutls.h>
2222 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
2223 EOF
2224   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2225   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2226   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
2227     if test "$vnc_tls" != "no" ; then
2228       vnc_tls=yes
2229     fi
2230     if test "$vnc_ws" != "no" ; then
2231       vnc_ws=yes
2232     fi
2233     libs_softmmu="$vnc_tls_libs $libs_softmmu"
2234     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
2235   else
2236     if test "$vnc_tls" = "yes" ; then
2237       feature_not_found "vnc-tls" "Install gnutls devel"
2238     fi
2239     if test "$vnc_ws" = "yes" ; then
2240       feature_not_found "vnc-ws" "Install gnutls devel"
2241     fi
2242     vnc_tls=no
2243     vnc_ws=no
2244   fi
2245 fi
2246
2247 ##########################################
2248 # Quorum probe (check for gnutls)
2249 if test "$quorum" != "no" ; then
2250 cat > $TMPC <<EOF
2251 #include <gnutls/gnutls.h>
2252 #include <gnutls/crypto.h>
2253 int main(void) {char data[4096], digest[32];
2254 gnutls_hash_fast(GNUTLS_DIG_SHA256, data, 4096, digest);
2255 return 0;
2256 }
2257 EOF
2258 quorum_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2259 quorum_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2260 if compile_prog "$quorum_tls_cflags" "$quorum_tls_libs" ; then
2261   qcow_tls=yes
2262   libs_softmmu="$quorum_tls_libs $libs_softmmu"
2263   libs_tools="$quorum_tls_libs $libs_softmmu"
2264   QEMU_CFLAGS="$QEMU_CFLAGS $quorum_tls_cflags"
2265   quorum="yes"
2266 else
2267   if test "$quorum" = "yes"; then
2268     feature_not_found "gnutls" "gnutls > 2.10.0 required to compile Quorum"
2269   fi
2270   quorum="no"
2271 fi
2272 fi
2273
2274 ##########################################
2275 # VNC SASL detection
2276 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2277   cat > $TMPC <<EOF
2278 #include <sasl/sasl.h>
2279 #include <stdio.h>
2280 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2281 EOF
2282   # Assuming Cyrus-SASL installed in /usr prefix
2283   vnc_sasl_cflags=""
2284   vnc_sasl_libs="-lsasl2"
2285   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2286     vnc_sasl=yes
2287     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2288     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2289   else
2290     if test "$vnc_sasl" = "yes" ; then
2291       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2292     fi
2293     vnc_sasl=no
2294   fi
2295 fi
2296
2297 ##########################################
2298 # VNC JPEG detection
2299 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2300 cat > $TMPC <<EOF
2301 #include <stdio.h>
2302 #include <jpeglib.h>
2303 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2304 EOF
2305     vnc_jpeg_cflags=""
2306     vnc_jpeg_libs="-ljpeg"
2307   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2308     vnc_jpeg=yes
2309     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2310     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2311   else
2312     if test "$vnc_jpeg" = "yes" ; then
2313       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2314     fi
2315     vnc_jpeg=no
2316   fi
2317 fi
2318
2319 ##########################################
2320 # VNC PNG detection
2321 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2322 cat > $TMPC <<EOF
2323 //#include <stdio.h>
2324 #include <png.h>
2325 #include <stddef.h>
2326 int main(void) {
2327     png_structp png_ptr;
2328     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2329     return png_ptr != 0;
2330 }
2331 EOF
2332   if $pkg_config libpng --exists; then
2333     vnc_png_cflags=`$pkg_config libpng --cflags`
2334     vnc_png_libs=`$pkg_config libpng --libs`
2335   else
2336     vnc_png_cflags=""
2337     vnc_png_libs="-lpng"
2338   fi
2339   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2340     vnc_png=yes
2341     libs_softmmu="$vnc_png_libs $libs_softmmu"
2342     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2343   else
2344     if test "$vnc_png" = "yes" ; then
2345       feature_not_found "vnc-png" "Install libpng devel"
2346     fi
2347     vnc_png=no
2348   fi
2349 fi
2350
2351 ##########################################
2352 # fnmatch() probe, used for ACL routines
2353 fnmatch="no"
2354 cat > $TMPC << EOF
2355 #include <fnmatch.h>
2356 int main(void)
2357 {
2358     fnmatch("foo", "foo", 0);
2359     return 0;
2360 }
2361 EOF
2362 if compile_prog "" "" ; then
2363    fnmatch="yes"
2364 fi
2365
2366 ##########################################
2367 # uuid_generate() probe, used for vdi block driver
2368 # Note that on some systems (notably MacOSX) no extra library
2369 # need be linked to get the uuid functions.
2370 if test "$uuid" != "no" ; then
2371   uuid_libs="-luuid"
2372   cat > $TMPC << EOF
2373 #include <uuid/uuid.h>
2374 int main(void)
2375 {
2376     uuid_t my_uuid;
2377     uuid_generate(my_uuid);
2378     return 0;
2379 }
2380 EOF
2381   if compile_prog "" "" ; then
2382     uuid="yes"
2383   elif compile_prog "" "$uuid_libs" ; then
2384     uuid="yes"
2385     libs_softmmu="$uuid_libs $libs_softmmu"
2386     libs_tools="$uuid_libs $libs_tools"
2387   else
2388     if test "$uuid" = "yes" ; then
2389       feature_not_found "uuid" "Install libuuid devel"
2390     fi
2391     uuid=no
2392   fi
2393 fi
2394
2395 if test "$vhdx" = "yes" ; then
2396     if test "$uuid" = "no" ; then
2397         error_exit "uuid required for VHDX support"
2398     fi
2399 elif test "$vhdx" != "no" ; then
2400     if test "$uuid" = "yes" ; then
2401         vhdx=yes
2402     else
2403         vhdx=no
2404     fi
2405 fi
2406
2407 ##########################################
2408 # xfsctl() probe, used for raw-posix
2409 if test "$xfs" != "no" ; then
2410   cat > $TMPC << EOF
2411 #include <stddef.h>  /* NULL */
2412 #include <xfs/xfs.h>
2413 int main(void)
2414 {
2415     xfsctl(NULL, 0, 0, NULL);
2416     return 0;
2417 }
2418 EOF
2419   if compile_prog "" "" ; then
2420     xfs="yes"
2421   else
2422     if test "$xfs" = "yes" ; then
2423       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2424     fi
2425     xfs=no
2426   fi
2427 fi
2428
2429 ##########################################
2430 # vde libraries probe
2431 if test "$vde" != "no" ; then
2432   vde_libs="-lvdeplug"
2433   cat > $TMPC << EOF
2434 #include <libvdeplug.h>
2435 int main(void)
2436 {
2437     struct vde_open_args a = {0, 0, 0};
2438     char s[] = "";
2439     vde_open(s, s, &a);
2440     return 0;
2441 }
2442 EOF
2443   if compile_prog "" "$vde_libs" ; then
2444     vde=yes
2445     libs_softmmu="$vde_libs $libs_softmmu"
2446     libs_tools="$vde_libs $libs_tools"
2447   else
2448     if test "$vde" = "yes" ; then
2449       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2450     fi
2451     vde=no
2452   fi
2453 fi
2454
2455 ##########################################
2456 # netmap support probe
2457 # Apart from looking for netmap headers, we make sure that the host API version
2458 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2459 # a minor/major version number. Minor new features will be marked with values up
2460 # to 15, and if something happens that requires a change to the backend we will
2461 # move above 15, submit the backend fixes and modify this two bounds.
2462 if test "$netmap" != "no" ; then
2463   cat > $TMPC << EOF
2464 #include <inttypes.h>
2465 #include <net/if.h>
2466 #include <net/netmap.h>
2467 #include <net/netmap_user.h>
2468 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2469 #error
2470 #endif
2471 int main(void) { return 0; }
2472 EOF
2473   if compile_prog "" "" ; then
2474     netmap=yes
2475   else
2476     if test "$netmap" = "yes" ; then
2477       feature_not_found "netmap"
2478     fi
2479     netmap=no
2480   fi
2481 fi
2482
2483 ##########################################
2484 # libcap-ng library probe
2485 if test "$cap_ng" != "no" ; then
2486   cap_libs="-lcap-ng"
2487   cat > $TMPC << EOF
2488 #include <cap-ng.h>
2489 int main(void)
2490 {
2491     capng_capability_to_name(CAPNG_EFFECTIVE);
2492     return 0;
2493 }
2494 EOF
2495   if compile_prog "" "$cap_libs" ; then
2496     cap_ng=yes
2497     libs_tools="$cap_libs $libs_tools"
2498   else
2499     if test "$cap_ng" = "yes" ; then
2500       feature_not_found "cap_ng" "Install libcap-ng devel"
2501     fi
2502     cap_ng=no
2503   fi
2504 fi
2505
2506 ##########################################
2507 # Sound support libraries probe
2508
2509 audio_drv_probe()
2510 {
2511     drv=$1
2512     hdr=$2
2513     lib=$3
2514     exp=$4
2515     cfl=$5
2516         cat > $TMPC << EOF
2517 #include <$hdr>
2518 int main(void) { $exp }
2519 EOF
2520     if compile_prog "$cfl" "$lib" ; then
2521         :
2522     else
2523         error_exit "$drv check failed" \
2524             "Make sure to have the $drv libs and headers installed."
2525     fi
2526 }
2527
2528 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2529 for drv in $audio_drv_list; do
2530     case $drv in
2531     alsa)
2532     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2533         "return snd_pcm_close((snd_pcm_t *)0);"
2534     libs_softmmu="-lasound $libs_softmmu"
2535     ;;
2536
2537     fmod)
2538     if test -z $fmod_lib || test -z $fmod_inc; then
2539         error_exit "You must specify path to FMOD library and headers" \
2540             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2541     fi
2542     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2543     libs_softmmu="$fmod_lib $libs_softmmu"
2544     ;;
2545
2546     esd)
2547     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2548     libs_softmmu="-lesd $libs_softmmu"
2549     audio_pt_int="yes"
2550     ;;
2551
2552     pa)
2553     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2554         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2555     libs_softmmu="-lpulse $libs_softmmu"
2556     audio_pt_int="yes"
2557     ;;
2558
2559     coreaudio)
2560       libs_softmmu="-framework CoreAudio $libs_softmmu"
2561     ;;
2562
2563     dsound)
2564       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2565       audio_win_int="yes"
2566     ;;
2567
2568     oss)
2569       libs_softmmu="$oss_lib $libs_softmmu"
2570     ;;
2571
2572     sdl|wav)
2573     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2574     ;;
2575
2576     winwave)
2577       libs_softmmu="-lwinmm $libs_softmmu"
2578       audio_win_int="yes"
2579     ;;
2580
2581     *)
2582     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2583         error_exit "Unknown driver '$drv' selected" \
2584             "Possible drivers are: $audio_possible_drivers"
2585     }
2586     ;;
2587     esac
2588 done
2589
2590 ##########################################
2591 # BrlAPI probe
2592
2593 if test "$brlapi" != "no" ; then
2594   brlapi_libs="-lbrlapi"
2595   cat > $TMPC << EOF
2596 #include <brlapi.h>
2597 #include <stddef.h>
2598 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2599 EOF
2600   if compile_prog "" "$brlapi_libs" ; then
2601     brlapi=yes
2602     libs_softmmu="$brlapi_libs $libs_softmmu"
2603   else
2604     if test "$brlapi" = "yes" ; then
2605       feature_not_found "brlapi" "Install brlapi devel"
2606     fi
2607     brlapi=no
2608   fi
2609 fi
2610
2611 ##########################################
2612 # curses probe
2613 if test "$curses" != "no" ; then
2614   if test "$mingw32" = "yes" ; then
2615     curses_list="-lpdcurses"
2616   else
2617     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2618   fi
2619   curses_found=no
2620   cat > $TMPC << EOF
2621 #include <curses.h>
2622 int main(void) {
2623   const char *s = curses_version();
2624   resize_term(0, 0);
2625   return s != 0;
2626 }
2627 EOF
2628   IFS=:
2629   for curses_lib in $curses_list; do
2630     unset IFS
2631     if compile_prog "" "$curses_lib" ; then
2632       curses_found=yes
2633       libs_softmmu="$curses_lib $libs_softmmu"
2634       break
2635     fi
2636   done
2637   unset IFS
2638   if test "$curses_found" = "yes" ; then
2639     curses=yes
2640   else
2641     if test "$curses" = "yes" ; then
2642       feature_not_found "curses" "Install ncurses devel"
2643     fi
2644     curses=no
2645   fi
2646 fi
2647
2648 ##########################################
2649 # curl probe
2650 if test "$curl" != "no" ; then
2651   if $pkg_config libcurl --exists; then
2652     curlconfig="$pkg_config libcurl"
2653   else
2654     curlconfig=curl-config
2655   fi
2656   cat > $TMPC << EOF
2657 #include <curl/curl.h>
2658 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2659 EOF
2660   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2661   curl_libs=`$curlconfig --libs 2>/dev/null`
2662   if compile_prog "$curl_cflags" "$curl_libs" ; then
2663     curl=yes
2664   else
2665     if test "$curl" = "yes" ; then
2666       feature_not_found "curl" "Install libcurl devel"
2667     fi
2668     curl=no
2669   fi
2670 fi # test "$curl"
2671
2672 ##########################################
2673 # bluez support probe
2674 if test "$bluez" != "no" ; then
2675   cat > $TMPC << EOF
2676 #include <bluetooth/bluetooth.h>
2677 int main(void) { return bt_error(0); }
2678 EOF
2679   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2680   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2681   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2682     bluez=yes
2683     libs_softmmu="$bluez_libs $libs_softmmu"
2684   else
2685     if test "$bluez" = "yes" ; then
2686       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
2687     fi
2688     bluez="no"
2689   fi
2690 fi
2691
2692 ##########################################
2693 # glib support probe
2694
2695 if test "$mingw32" = yes; then
2696     # g_poll is required in order to integrate with the glib main loop.
2697     glib_req_ver=2.20
2698 else
2699     glib_req_ver=2.12
2700 fi
2701 glib_modules=gthread-2.0
2702 if test "$modules" = yes; then
2703     glib_modules="$glib_modules gmodule-2.0"
2704 fi
2705
2706 for i in $glib_modules; do
2707     if $pkg_config --atleast-version=$glib_req_ver $i; then
2708         glib_cflags=`$pkg_config --cflags $i`
2709         glib_libs=`$pkg_config --libs $i`
2710         CFLAGS="$glib_cflags $CFLAGS"
2711         LIBS="$glib_libs $LIBS"
2712         libs_qga="$glib_libs $libs_qga"
2713     else
2714         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
2715     fi
2716 done
2717
2718 # g_test_trap_subprocess added in 2.38. Used by some tests.
2719 glib_subprocess=yes
2720 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
2721     glib_subprocess=no
2722 fi
2723
2724 ##########################################
2725 # SHA command probe for modules
2726 if test "$modules" = yes; then
2727     shacmd_probe="sha1sum sha1 shasum"
2728     for c in $shacmd_probe; do
2729         if which $c >/dev/null 2>&1; then
2730             shacmd="$c"
2731             break
2732         fi
2733     done
2734     if test "$shacmd" = ""; then
2735         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
2736     fi
2737 fi
2738
2739 ##########################################
2740 # pixman support probe
2741
2742 if test "$pixman" = ""; then
2743   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2744     pixman="none"
2745   elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
2746     pixman="system"
2747   else
2748     pixman="internal"
2749   fi
2750 fi
2751 if test "$pixman" = "none"; then
2752   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2753     error_exit "pixman disabled but system emulation or tools build" \
2754         "enabled.  You can turn off pixman only if you also" \
2755         "disable all system emulation targets and the tools" \
2756         "build with '--disable-tools --disable-system'."
2757   fi
2758   pixman_cflags=
2759   pixman_libs=
2760 elif test "$pixman" = "system"; then
2761   # pixman version has been checked above
2762   pixman_cflags=`$pkg_config --cflags pixman-1`
2763   pixman_libs=`$pkg_config --libs pixman-1`
2764 else
2765   if test ! -d ${source_path}/pixman/pixman; then
2766     error_exit "pixman >= 0.21.8 not present. Your options:" \
2767         "  (1) Preferred: Install the pixman devel package (any recent" \
2768         "      distro should have packages as Xorg needs pixman too)." \
2769         "  (2) Fetch the pixman submodule, using:" \
2770         "      git submodule update --init pixman"
2771   fi
2772   mkdir -p pixman/pixman
2773   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2774   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2775 fi
2776
2777 ##########################################
2778 # libcap probe
2779
2780 if test "$cap" != "no" ; then
2781   cat > $TMPC <<EOF
2782 #include <stdio.h>
2783 #include <sys/capability.h>
2784 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2785 EOF
2786   if compile_prog "" "-lcap" ; then
2787     cap=yes
2788   else
2789     cap=no
2790   fi
2791 fi
2792
2793 ##########################################
2794 # pthread probe
2795 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2796
2797 pthread=no
2798 cat > $TMPC << EOF
2799 #include <pthread.h>
2800 static void *f(void *p) { return NULL; }
2801 int main(void) {
2802   pthread_t thread;
2803   pthread_create(&thread, 0, f, 0);
2804   return 0;
2805 }
2806 EOF
2807 if compile_prog "" "" ; then
2808   pthread=yes
2809 else
2810   for pthread_lib in $PTHREADLIBS_LIST; do
2811     if compile_prog "" "$pthread_lib" ; then
2812       pthread=yes
2813       found=no
2814       for lib_entry in $LIBS; do
2815         if test "$lib_entry" = "$pthread_lib"; then
2816           found=yes
2817           break
2818         fi
2819       done
2820       if test "$found" = "no"; then
2821         LIBS="$pthread_lib $LIBS"
2822       fi
2823       break
2824     fi
2825   done
2826 fi
2827
2828 if test "$mingw32" != yes -a "$pthread" = no; then
2829   error_exit "pthread check failed" \
2830       "Make sure to have the pthread libs and headers installed."
2831 fi
2832
2833 # check for pthread_setname_np
2834 pthread_setname_np=no
2835 cat > $TMPC << EOF
2836 #include <pthread.h>
2837
2838 static void *f(void *p) { return NULL; }
2839 int main(void)
2840 {
2841     pthread_t thread;
2842     pthread_create(&thread, 0, f, 0);
2843     pthread_setname_np(thread, "QEMU");
2844     return 0;
2845 }
2846 EOF
2847 if compile_prog "" "$pthread_lib" ; then
2848   pthread_setname_np=yes
2849 fi
2850
2851 ##########################################
2852 # rbd probe
2853 if test "$rbd" != "no" ; then
2854   cat > $TMPC <<EOF
2855 #include <stdio.h>
2856 #include <rbd/librbd.h>
2857 int main(void) {
2858     rados_t cluster;
2859     rados_create(&cluster, NULL);
2860     return 0;
2861 }
2862 EOF
2863   rbd_libs="-lrbd -lrados"
2864   if compile_prog "" "$rbd_libs" ; then
2865     rbd=yes
2866   else
2867     if test "$rbd" = "yes" ; then
2868       feature_not_found "rados block device" "Install librbd/ceph devel"
2869     fi
2870     rbd=no
2871   fi
2872 fi
2873
2874 ##########################################
2875 # libssh2 probe
2876 min_libssh2_version=1.2.8
2877 if test "$libssh2" != "no" ; then
2878   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2879     libssh2_cflags=`$pkg_config libssh2 --cflags`
2880     libssh2_libs=`$pkg_config libssh2 --libs`
2881     libssh2=yes
2882   else
2883     if test "$libssh2" = "yes" ; then
2884       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2885     fi
2886     libssh2=no
2887   fi
2888 fi
2889
2890 ##########################################
2891 # libssh2_sftp_fsync probe
2892
2893 if test "$libssh2" = "yes"; then
2894   cat > $TMPC <<EOF
2895 #include <stdio.h>
2896 #include <libssh2.h>
2897 #include <libssh2_sftp.h>
2898 int main(void) {
2899     LIBSSH2_SESSION *session;
2900     LIBSSH2_SFTP *sftp;
2901     LIBSSH2_SFTP_HANDLE *sftp_handle;
2902     session = libssh2_session_init ();
2903     sftp = libssh2_sftp_init (session);
2904     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2905     libssh2_sftp_fsync (sftp_handle);
2906     return 0;
2907 }
2908 EOF
2909   # libssh2_cflags/libssh2_libs defined in previous test.
2910   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2911     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2912   fi
2913 fi
2914
2915 ##########################################
2916 # linux-aio probe
2917
2918 if test "$linux_aio" != "no" ; then
2919   cat > $TMPC <<EOF
2920 #include <libaio.h>
2921 #include <sys/eventfd.h>
2922 #include <stddef.h>
2923 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2924 EOF
2925   if compile_prog "" "-laio" ; then
2926     linux_aio=yes
2927   else
2928     if test "$linux_aio" = "yes" ; then
2929       feature_not_found "linux AIO" "Install libaio devel"
2930     fi
2931     linux_aio=no
2932   fi
2933 fi
2934
2935 ##########################################
2936 # TPM passthrough is only on x86 Linux
2937
2938 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2939   tpm_passthrough=$tpm
2940 else
2941   tpm_passthrough=no
2942 fi
2943
2944 ##########################################
2945 # attr probe
2946
2947 if test "$attr" != "no" ; then
2948   cat > $TMPC <<EOF
2949 #include <stdio.h>
2950 #include <sys/types.h>
2951 #ifdef CONFIG_LIBATTR
2952 #include <attr/xattr.h>
2953 #else
2954 #include <sys/xattr.h>
2955 #endif
2956 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2957 EOF
2958   if compile_prog "" "" ; then
2959     attr=yes
2960   # Older distros have <attr/xattr.h>, and need -lattr:
2961   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2962     attr=yes
2963     LIBS="-lattr $LIBS"
2964     libattr=yes
2965   else
2966     if test "$attr" = "yes" ; then
2967       feature_not_found "ATTR" "Install libc6 or libattr devel"
2968     fi
2969     attr=no
2970   fi
2971 fi
2972
2973 ##########################################
2974 # iovec probe
2975 cat > $TMPC <<EOF
2976 #include <sys/types.h>
2977 #include <sys/uio.h>
2978 #include <unistd.h>
2979 int main(void) { return sizeof(struct iovec); }
2980 EOF
2981 iovec=no
2982 if compile_prog "" "" ; then
2983   iovec=yes
2984 fi
2985
2986 ##########################################
2987 # preadv probe
2988 cat > $TMPC <<EOF
2989 #include <sys/types.h>
2990 #include <sys/uio.h>
2991 #include <unistd.h>
2992 int main(void) { return preadv(0, 0, 0, 0); }
2993 EOF
2994 preadv=no
2995 if compile_prog "" "" ; then
2996   preadv=yes
2997 fi
2998
2999 ##########################################
3000 # fdt probe
3001 # fdt support is mandatory for at least some target architectures,
3002 # so insist on it if we're building those system emulators.
3003 fdt_required=no
3004 for target in $target_list; do
3005   case $target in
3006     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
3007       fdt_required=yes
3008     ;;
3009   esac
3010 done
3011
3012 if test "$fdt_required" = "yes"; then
3013   if test "$fdt" = "no"; then
3014     error_exit "fdt disabled but some requested targets require it." \
3015       "You can turn off fdt only if you also disable all the system emulation" \
3016       "targets which need it (by specifying a cut down --target-list)."
3017   fi
3018   fdt=yes
3019 fi
3020
3021 if test "$fdt" != "no" ; then
3022   fdt_libs="-lfdt"
3023   # explicitly check for libfdt_env.h as it is missing in some stable installs
3024   cat > $TMPC << EOF
3025 #include <libfdt_env.h>
3026 int main(void) { return 0; }
3027 EOF
3028   if compile_prog "" "$fdt_libs" ; then
3029     # system DTC is good - use it
3030     fdt=yes
3031   elif test -d ${source_path}/dtc/libfdt ; then
3032     # have submodule DTC - use it
3033     fdt=yes
3034     dtc_internal="yes"
3035     mkdir -p dtc
3036     if [ "$pwd_is_source_path" != "y" ] ; then
3037        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3038        symlink "$source_path/dtc/scripts" "dtc/scripts"
3039     fi
3040     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3041     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3042   elif test "$fdt" = "yes" ; then
3043     # have neither and want - prompt for system/submodule install
3044     error_exit "DTC (libfdt) not present. Your options:" \
3045         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3046         "  (2) Fetch the DTC submodule, using:" \
3047         "      git submodule update --init dtc"
3048   else
3049     # don't have and don't want
3050     fdt_libs=
3051     fdt=no
3052   fi
3053 fi
3054
3055 libs_softmmu="$libs_softmmu $fdt_libs"
3056
3057 ##########################################
3058 # GLX probe, used by milkymist-tmu2
3059 if test "$glx" != "no" ; then
3060   glx_libs="-lGL -lX11"
3061   cat > $TMPC << EOF
3062 #include <X11/Xlib.h>
3063 #include <GL/gl.h>
3064 #include <GL/glx.h>
3065 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
3066 EOF
3067   if compile_prog "" "-lGL -lX11" ; then
3068     glx=yes
3069   else
3070     if test "$glx" = "yes" ; then
3071       feature_not_found "glx" "Install GL devel (e.g. MESA)"
3072     fi
3073     glx_libs=
3074     glx=no
3075   fi
3076 fi
3077
3078
3079 ##########################################
3080 # archipelago probe
3081 if test "$archipelago" != "no" ; then
3082     cat > $TMPC <<EOF
3083 #include <stdio.h>
3084 #include <xseg/xseg.h>
3085 #include <xseg/protocol.h>
3086 int main(void) {
3087     xseg_initialize();
3088     return 0;
3089 }
3090 EOF
3091     archipelago_libs=-lxseg
3092     if compile_prog "" "$archipelago_libs"; then
3093         archipelago="yes"
3094         libs_tools="$archipelago_libs $libs_tools"
3095         libs_softmmu="$archipelago_libs $libs_softmmu"
3096     else
3097       if test "$archipelago" = "yes" ; then
3098         feature_not_found "Archipelago backend support" "Install libxseg devel"
3099       fi
3100       archipelago="no"
3101     fi
3102 fi
3103
3104
3105 ##########################################
3106 # glusterfs probe
3107 if test "$glusterfs" != "no" ; then
3108   if $pkg_config --atleast-version=3 glusterfs-api; then
3109     glusterfs="yes"
3110     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
3111     glusterfs_libs=`$pkg_config --libs glusterfs-api`
3112     if $pkg_config --atleast-version=5 glusterfs-api; then
3113       glusterfs_discard="yes"
3114     fi
3115     if $pkg_config --atleast-version=6 glusterfs-api; then
3116       glusterfs_zerofill="yes"
3117     fi
3118   else
3119     if test "$glusterfs" = "yes" ; then
3120       feature_not_found "GlusterFS backend support" \
3121           "Install glusterfs-api devel >= 3"
3122     fi
3123     glusterfs="no"
3124   fi
3125 fi
3126
3127 # Check for inotify functions when we are building linux-user
3128 # emulator.  This is done because older glibc versions don't
3129 # have syscall stubs for these implemented.  In that case we
3130 # don't provide them even if kernel supports them.
3131 #
3132 inotify=no
3133 cat > $TMPC << EOF
3134 #include <sys/inotify.h>
3135
3136 int
3137 main(void)
3138 {
3139         /* try to start inotify */
3140         return inotify_init();
3141 }
3142 EOF
3143 if compile_prog "" "" ; then
3144   inotify=yes
3145 fi
3146
3147 inotify1=no
3148 cat > $TMPC << EOF
3149 #include <sys/inotify.h>
3150
3151 int
3152 main(void)
3153 {
3154     /* try to start inotify */
3155     return inotify_init1(0);
3156 }
3157 EOF
3158 if compile_prog "" "" ; then
3159   inotify1=yes
3160 fi
3161
3162 # check if utimensat and futimens are supported
3163 utimens=no
3164 cat > $TMPC << EOF
3165 #define _ATFILE_SOURCE
3166 #include <stddef.h>
3167 #include <fcntl.h>
3168 #include <sys/stat.h>
3169
3170 int main(void)
3171 {
3172     utimensat(AT_FDCWD, "foo", NULL, 0);
3173     futimens(0, NULL);
3174     return 0;
3175 }
3176 EOF
3177 if compile_prog "" "" ; then
3178   utimens=yes
3179 fi
3180
3181 # check if pipe2 is there
3182 pipe2=no
3183 cat > $TMPC << EOF
3184 #include <unistd.h>
3185 #include <fcntl.h>
3186
3187 int main(void)
3188 {
3189     int pipefd[2];
3190     return pipe2(pipefd, O_CLOEXEC);
3191 }
3192 EOF
3193 if compile_prog "" "" ; then
3194   pipe2=yes
3195 fi
3196
3197 # check if accept4 is there
3198 accept4=no
3199 cat > $TMPC << EOF
3200 #include <sys/socket.h>
3201 #include <stddef.h>
3202
3203 int main(void)
3204 {
3205     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3206     return 0;
3207 }
3208 EOF
3209 if compile_prog "" "" ; then
3210   accept4=yes
3211 fi
3212
3213 # check if tee/splice is there. vmsplice was added same time.
3214 splice=no
3215 cat > $TMPC << EOF
3216 #include <unistd.h>
3217 #include <fcntl.h>
3218 #include <limits.h>
3219
3220 int main(void)
3221 {
3222     int len, fd = 0;
3223     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3224     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3225     return 0;
3226 }
3227 EOF
3228 if compile_prog "" "" ; then
3229   splice=yes
3230 fi
3231
3232 ##########################################
3233 # libnuma probe
3234
3235 if test "$numa" != "no" ; then
3236   cat > $TMPC << EOF
3237 #include <numa.h>
3238 int main(void) { return numa_available(); }
3239 EOF
3240
3241   if compile_prog "" "-lnuma" ; then
3242     numa=yes
3243     libs_softmmu="-lnuma $libs_softmmu"
3244   else
3245     if test "$numa" = "yes" ; then
3246       feature_not_found "numa" "install numactl devel"
3247     fi
3248     numa=no
3249   fi
3250 fi
3251
3252 ##########################################
3253 # signalfd probe
3254 signalfd="no"
3255 cat > $TMPC << EOF
3256 #include <unistd.h>
3257 #include <sys/syscall.h>
3258 #include <signal.h>
3259 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3260 EOF
3261
3262 if compile_prog "" "" ; then
3263   signalfd=yes
3264 fi
3265
3266 # check if eventfd is supported
3267 eventfd=no
3268 cat > $TMPC << EOF
3269 #include <sys/eventfd.h>
3270
3271 int main(void)
3272 {
3273     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3274 }
3275 EOF
3276 if compile_prog "" "" ; then
3277   eventfd=yes
3278 fi
3279
3280 # check for fallocate
3281 fallocate=no
3282 cat > $TMPC << EOF
3283 #include <fcntl.h>
3284
3285 int main(void)
3286 {
3287     fallocate(0, 0, 0, 0);
3288     return 0;
3289 }
3290 EOF
3291 if compile_prog "" "" ; then
3292   fallocate=yes
3293 fi
3294
3295 # check for fallocate hole punching
3296 fallocate_punch_hole=no
3297 cat > $TMPC << EOF
3298 #include <fcntl.h>
3299 #include <linux/falloc.h>
3300
3301 int main(void)
3302 {
3303     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3304     return 0;
3305 }
3306 EOF
3307 if compile_prog "" "" ; then
3308   fallocate_punch_hole=yes
3309 fi
3310
3311 # check for sync_file_range
3312 sync_file_range=no
3313 cat > $TMPC << EOF
3314 #include <fcntl.h>
3315
3316 int main(void)
3317 {
3318     sync_file_range(0, 0, 0, 0);
3319     return 0;
3320 }
3321 EOF
3322 if compile_prog "" "" ; then
3323   sync_file_range=yes
3324 fi
3325
3326 # check for linux/fiemap.h and FS_IOC_FIEMAP
3327 fiemap=no
3328 cat > $TMPC << EOF
3329 #include <sys/ioctl.h>
3330 #include <linux/fs.h>
3331 #include <linux/fiemap.h>
3332
3333 int main(void)
3334 {
3335     ioctl(0, FS_IOC_FIEMAP, 0);
3336     return 0;
3337 }
3338 EOF
3339 if compile_prog "" "" ; then
3340   fiemap=yes
3341 fi
3342
3343 # check for dup3
3344 dup3=no
3345 cat > $TMPC << EOF
3346 #include <unistd.h>
3347
3348 int main(void)
3349 {
3350     dup3(0, 0, 0);
3351     return 0;
3352 }
3353 EOF
3354 if compile_prog "" "" ; then
3355   dup3=yes
3356 fi
3357
3358 # check for ppoll support
3359 ppoll=no
3360 cat > $TMPC << EOF
3361 #include <poll.h>
3362
3363 int main(void)
3364 {
3365     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3366     ppoll(&pfd, 1, 0, 0);
3367     return 0;
3368 }
3369 EOF
3370 if compile_prog "" "" ; then
3371   ppoll=yes
3372 fi
3373
3374 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3375 prctl_pr_set_timerslack=no
3376 cat > $TMPC << EOF
3377 #include <sys/prctl.h>
3378
3379 int main(void)
3380 {
3381     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
3382     return 0;
3383 }
3384 EOF
3385 if compile_prog "" "" ; then
3386   prctl_pr_set_timerslack=yes
3387 fi
3388
3389 # check for epoll support
3390 epoll=no
3391 cat > $TMPC << EOF
3392 #include <sys/epoll.h>
3393
3394 int main(void)
3395 {
3396     epoll_create(0);
3397     return 0;
3398 }
3399 EOF
3400 if compile_prog "" "" ; then
3401   epoll=yes
3402 fi
3403
3404 # epoll_create1 and epoll_pwait are later additions
3405 # so we must check separately for their presence
3406 epoll_create1=no
3407 cat > $TMPC << EOF
3408 #include <sys/epoll.h>
3409
3410 int main(void)
3411 {
3412     /* Note that we use epoll_create1 as a value, not as
3413      * a function being called. This is necessary so that on
3414      * old SPARC glibc versions where the function was present in
3415      * the library but not declared in the header file we will
3416      * fail the configure check. (Otherwise we will get a compiler
3417      * warning but not an error, and will proceed to fail the
3418      * qemu compile where we compile with -Werror.)
3419      */
3420     return (int)(uintptr_t)&epoll_create1;
3421 }
3422 EOF
3423 if compile_prog "" "" ; then
3424   epoll_create1=yes
3425 fi
3426
3427 epoll_pwait=no
3428 cat > $TMPC << EOF
3429 #include <sys/epoll.h>
3430
3431 int main(void)
3432 {
3433     epoll_pwait(0, 0, 0, 0, 0);
3434     return 0;
3435 }
3436 EOF
3437 if compile_prog "" "" ; then
3438   epoll_pwait=yes
3439 fi
3440
3441 # check for sendfile support
3442 sendfile=no
3443 cat > $TMPC << EOF
3444 #include <sys/sendfile.h>
3445
3446 int main(void)
3447 {
3448     return sendfile(0, 0, 0, 0);
3449 }
3450 EOF
3451 if compile_prog "" "" ; then
3452   sendfile=yes
3453 fi
3454
3455 # check for timerfd support (glibc 2.8 and newer)
3456 timerfd=no
3457 cat > $TMPC << EOF
3458 #include <sys/timerfd.h>
3459
3460 int main(void)
3461 {
3462     return(timerfd_create(CLOCK_REALTIME, 0));
3463 }
3464 EOF
3465 if compile_prog "" "" ; then
3466   timerfd=yes
3467 fi
3468
3469 # check for setns and unshare support
3470 setns=no
3471 cat > $TMPC << EOF
3472 #include <sched.h>
3473
3474 int main(void)
3475 {
3476     int ret;
3477     ret = setns(0, 0);
3478     ret = unshare(0);
3479     return ret;
3480 }
3481 EOF
3482 if compile_prog "" "" ; then
3483   setns=yes
3484 fi
3485
3486 # Check if tools are available to build documentation.
3487 if test "$docs" != "no" ; then
3488   if has makeinfo && has pod2man; then
3489     docs=yes
3490   else
3491     if test "$docs" = "yes" ; then
3492       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
3493     fi
3494     docs=no
3495   fi
3496 fi
3497
3498 # Search for bswap_32 function
3499 byteswap_h=no
3500 cat > $TMPC << EOF
3501 #include <byteswap.h>
3502 int main(void) { return bswap_32(0); }
3503 EOF
3504 if compile_prog "" "" ; then
3505   byteswap_h=yes
3506 fi
3507
3508 # Search for bswap32 function
3509 bswap_h=no
3510 cat > $TMPC << EOF
3511 #include <sys/endian.h>
3512 #include <sys/types.h>
3513 #include <machine/bswap.h>
3514 int main(void) { return bswap32(0); }
3515 EOF
3516 if compile_prog "" "" ; then
3517   bswap_h=yes
3518 fi
3519
3520 ##########################################
3521 # Do we have libiscsi >= 1.9.0
3522 if test "$libiscsi" != "no" ; then
3523   if $pkg_config --atleast-version=1.9.0 libiscsi; then
3524     libiscsi="yes"
3525     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3526     libiscsi_libs=$($pkg_config --libs libiscsi)
3527   else
3528     if test "$libiscsi" = "yes" ; then
3529       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
3530     fi
3531     libiscsi="no"
3532   fi
3533 fi
3534
3535 ##########################################
3536 # Do we need libm
3537 cat > $TMPC << EOF
3538 #include <math.h>
3539 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
3540 EOF
3541 if compile_prog "" "" ; then
3542   :
3543 elif compile_prog "" "-lm" ; then
3544   LIBS="-lm $LIBS"
3545   libs_qga="-lm $libs_qga"
3546 else
3547   error_exit "libm check failed"
3548 fi
3549
3550 ##########################################
3551 # Do we need librt
3552 # uClibc provides 2 versions of clock_gettime(), one with realtime
3553 # support and one without. This means that the clock_gettime() don't
3554 # need -lrt. We still need it for timer_create() so we check for this
3555 # function in addition.
3556 cat > $TMPC <<EOF
3557 #include <signal.h>
3558 #include <time.h>
3559 int main(void) {
3560   timer_create(CLOCK_REALTIME, NULL, NULL);
3561   return clock_gettime(CLOCK_REALTIME, NULL);
3562 }
3563 EOF
3564
3565 if compile_prog "" "" ; then
3566   :
3567 # we need pthread for static linking. use previous pthread test result
3568 elif compile_prog "" "$pthread_lib -lrt" ; then
3569   LIBS="$LIBS -lrt"
3570   libs_qga="$libs_qga -lrt"
3571 fi
3572
3573 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3574         "$aix" != "yes" -a "$haiku" != "yes" ; then
3575     libs_softmmu="-lutil $libs_softmmu"
3576 fi
3577
3578 ##########################################
3579 # spice probe
3580 if test "$spice" != "no" ; then
3581   cat > $TMPC << EOF
3582 #include <spice.h>
3583 int main(void) { spice_server_new(); return 0; }
3584 EOF
3585   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3586   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3587   if $pkg_config --atleast-version=0.12.0 spice-server && \
3588      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3589      compile_prog "$spice_cflags" "$spice_libs" ; then
3590     spice="yes"
3591     libs_softmmu="$libs_softmmu $spice_libs"
3592     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3593     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3594     spice_server_version=$($pkg_config --modversion spice-server)
3595   else
3596     if test "$spice" = "yes" ; then
3597       feature_not_found "spice" \
3598           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
3599     fi
3600     spice="no"
3601   fi
3602 fi
3603
3604 # check for libcacard for smartcard support
3605 smartcard_cflags=""
3606 # TODO - what's the minimal nss version we support?
3607 if test "$smartcard_nss" != "no"; then
3608   cat > $TMPC << EOF
3609 #include <pk11pub.h>
3610 int main(void) { PK11_FreeSlot(0); return 0; }
3611 EOF
3612     # FIXME: do not include $glib_* in here
3613     nss_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3614     nss_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3615     test_cflags="$nss_cflags"
3616     # The header files in nss < 3.13.3 have a bug which causes them to
3617     # emit a warning. If we're going to compile QEMU with -Werror, then
3618     # test that the headers don't have this bug. Otherwise we would pass
3619     # the configure test but fail to compile QEMU later.
3620     if test "$werror" = "yes"; then
3621         test_cflags="-Werror $test_cflags"
3622     fi
3623     if test -n "$libtool" &&
3624        $pkg_config --atleast-version=3.12.8 nss && \
3625       compile_prog "$test_cflags" "$nss_libs"; then
3626         smartcard_nss="yes"
3627     else
3628         if test "$smartcard_nss" = "yes"; then
3629             feature_not_found "nss" "Install nss devel >= 3.12.8"
3630         fi
3631         smartcard_nss="no"
3632     fi
3633 fi
3634
3635 # check for libusb
3636 if test "$libusb" != "no" ; then
3637     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3638         libusb="yes"
3639         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3640         libusb_libs=$($pkg_config --libs libusb-1.0)
3641         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3642         libs_softmmu="$libs_softmmu $libusb_libs"
3643     else
3644         if test "$libusb" = "yes"; then
3645             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
3646         fi
3647         libusb="no"
3648     fi
3649 fi
3650
3651 # check for usbredirparser for usb network redirection support
3652 if test "$usb_redir" != "no" ; then
3653     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3654         usb_redir="yes"
3655         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3656         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3657         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3658         libs_softmmu="$libs_softmmu $usb_redir_libs"
3659     else
3660         if test "$usb_redir" = "yes"; then
3661             feature_not_found "usb-redir" "Install usbredir devel"
3662         fi
3663         usb_redir="no"
3664     fi
3665 fi
3666
3667 ##########################################
3668 # check if we have VSS SDK headers for win
3669
3670 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3671   case "$vss_win32_sdk" in
3672     "")   vss_win32_include="-I$source_path" ;;
3673     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3674           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3675           vss_win32_include="-I$source_path/.sdk/vss"
3676           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3677           ;;
3678     *)    vss_win32_include="-I$vss_win32_sdk"
3679   esac
3680   cat > $TMPC << EOF
3681 #define __MIDL_user_allocate_free_DEFINED__
3682 #include <inc/win2003/vss.h>
3683 int main(void) { return VSS_CTX_BACKUP; }
3684 EOF
3685   if compile_prog "$vss_win32_include" "" ; then
3686     guest_agent_with_vss="yes"
3687     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3688     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3689   else
3690     if test "$vss_win32_sdk" != "" ; then
3691       echo "ERROR: Please download and install Microsoft VSS SDK:"
3692       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3693       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3694       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3695       echo "ERROR: The headers are extracted in the directory \`inc'."
3696       feature_not_found "VSS support"
3697     fi
3698     guest_agent_with_vss="no"
3699   fi
3700 fi
3701
3702 ##########################################
3703 # lookup Windows platform SDK (if not specified)
3704 # The SDK is needed only to build .tlb (type library) file of guest agent
3705 # VSS provider from the source. It is usually unnecessary because the
3706 # pre-compiled .tlb file is included.
3707
3708 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3709   if test -z "$win_sdk"; then
3710     programfiles="$PROGRAMFILES"
3711     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3712     if test -n "$programfiles"; then
3713       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3714     else
3715       feature_not_found "Windows SDK"
3716     fi
3717   elif test "$win_sdk" = "no"; then
3718     win_sdk=""
3719   fi
3720 fi
3721
3722 ##########################################
3723
3724 ##########################################
3725 # check if we have fdatasync
3726
3727 fdatasync=no
3728 cat > $TMPC << EOF
3729 #include <unistd.h>
3730 int main(void) {
3731 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3732 return fdatasync(0);
3733 #else
3734 #error Not supported
3735 #endif
3736 }
3737 EOF
3738 if compile_prog "" "" ; then
3739     fdatasync=yes
3740 fi
3741
3742 ##########################################
3743 # check if we have madvise
3744
3745 madvise=no
3746 cat > $TMPC << EOF
3747 #include <sys/types.h>
3748 #include <sys/mman.h>
3749 #include <stddef.h>
3750 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3751 EOF
3752 if compile_prog "" "" ; then
3753     madvise=yes
3754 fi
3755
3756 ##########################################
3757 # check if we have posix_madvise
3758
3759 posix_madvise=no
3760 cat > $TMPC << EOF
3761 #include <sys/mman.h>
3762 #include <stddef.h>
3763 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3764 EOF
3765 if compile_prog "" "" ; then
3766     posix_madvise=yes
3767 fi
3768
3769 ##########################################
3770 # check if we have usable SIGEV_THREAD_ID
3771
3772 sigev_thread_id=no
3773 cat > $TMPC << EOF
3774 #include <signal.h>
3775 int main(void) {
3776   struct sigevent ev;
3777   ev.sigev_notify = SIGEV_THREAD_ID;
3778   ev._sigev_un._tid = 0;
3779   asm volatile("" : : "g"(&ev));
3780   return 0;
3781 }
3782 EOF
3783 if compile_prog "" "" ; then
3784     sigev_thread_id=yes
3785 fi
3786
3787 ##########################################
3788 # check if trace backend exists
3789
3790 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
3791 if test "$?" -ne 0 ; then
3792   error_exit "invalid trace backends" \
3793       "Please choose supported trace backends."
3794 fi
3795
3796 ##########################################
3797 # For 'ust' backend, test if ust headers are present
3798 if have_backend "ust"; then
3799   cat > $TMPC << EOF
3800 #include <lttng/tracepoint.h>
3801 int main(void) { return 0; }
3802 EOF
3803   if compile_prog "" "" ; then
3804     if $pkg_config lttng-ust --exists; then
3805       lttng_ust_libs=`$pkg_config --libs lttng-ust`
3806     else
3807       lttng_ust_libs="-llttng-ust"
3808     fi
3809     if $pkg_config liburcu-bp --exists; then
3810       urcu_bp_libs=`$pkg_config --libs liburcu-bp`
3811     else
3812       urcu_bp_libs="-lurcu-bp"
3813     fi
3814
3815     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
3816     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
3817   else
3818     error_exit "Trace backend 'ust' missing lttng-ust header files"
3819   fi
3820 fi
3821
3822 ##########################################
3823 # For 'dtrace' backend, test if 'dtrace' command is present
3824 if have_backend "dtrace"; then
3825   if ! has 'dtrace' ; then
3826     error_exit "dtrace command is not found in PATH $PATH"
3827   fi
3828   trace_backend_stap="no"
3829   if has 'stap' ; then
3830     trace_backend_stap="yes"
3831   fi
3832 fi
3833
3834 ##########################################
3835 # check and set a backend for coroutine
3836
3837 # We prefer ucontext, but it's not always possible. The fallback
3838 # is sigcontext. gthread is not selectable except explicitly, because
3839 # it is not functional enough to run QEMU proper. (It is occasionally
3840 # useful for debugging purposes.)  On Windows the only valid backend
3841 # is the Windows-specific one.
3842
3843 ucontext_works=no
3844 if test "$darwin" != "yes"; then
3845   cat > $TMPC << EOF
3846 #include <ucontext.h>
3847 #ifdef __stub_makecontext
3848 #error Ignoring glibc stub makecontext which will always fail
3849 #endif
3850 int main(void) { makecontext(0, 0, 0); return 0; }
3851 EOF
3852   if compile_prog "" "" ; then
3853     ucontext_works=yes
3854   fi
3855 fi
3856
3857 if test "$coroutine" = ""; then
3858   if test "$mingw32" = "yes"; then
3859     coroutine=win32
3860   elif test "$ucontext_works" = "yes"; then
3861     coroutine=ucontext
3862   else
3863     coroutine=sigaltstack
3864   fi
3865 else
3866   case $coroutine in
3867   windows)
3868     if test "$mingw32" != "yes"; then
3869       error_exit "'windows' coroutine backend only valid for Windows"
3870     fi
3871     # Unfortunately the user visible backend name doesn't match the
3872     # coroutine-*.c filename for this case, so we have to adjust it here.
3873     coroutine=win32
3874     ;;
3875   ucontext)
3876     if test "$ucontext_works" != "yes"; then
3877       feature_not_found "ucontext"
3878     fi
3879     ;;
3880   gthread|sigaltstack)
3881     if test "$mingw32" = "yes"; then
3882       error_exit "only the 'windows' coroutine backend is valid for Windows"
3883     fi
3884     ;;
3885   *)
3886     error_exit "unknown coroutine backend $coroutine"
3887     ;;
3888   esac
3889 fi
3890
3891 if test "$coroutine_pool" = ""; then
3892   if test "$coroutine" = "gthread"; then
3893     coroutine_pool=no
3894   else
3895     coroutine_pool=yes
3896   fi
3897 fi
3898 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
3899   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
3900 fi
3901
3902 ##########################################
3903 # check if we have open_by_handle_at
3904
3905 open_by_handle_at=no
3906 cat > $TMPC << EOF
3907 #include <fcntl.h>
3908 #if !defined(AT_EMPTY_PATH)
3909 # error missing definition
3910 #else
3911 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3912 #endif
3913 EOF
3914 if compile_prog "" "" ; then
3915     open_by_handle_at=yes
3916 fi
3917
3918 ########################################
3919 # check if we have linux/magic.h
3920
3921 linux_magic_h=no
3922 cat > $TMPC << EOF
3923 #include <linux/magic.h>
3924 int main(void) {
3925   return 0;
3926 }
3927 EOF
3928 if compile_prog "" "" ; then
3929     linux_magic_h=yes
3930 fi
3931
3932 ########################################
3933 # check whether we can disable warning option with a pragma (this is needed
3934 # to silence warnings in the headers of some versions of external libraries).
3935 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3936 # only a warning.
3937 #
3938 # If we can't selectively disable warning in the code, disable -Werror so that
3939 # the build doesn't fail anyway.
3940
3941 pragma_disable_unused_but_set=no
3942 cat > $TMPC << EOF
3943 #pragma GCC diagnostic push
3944 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3945 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3946 #pragma GCC diagnostic pop
3947
3948 int main(void) {
3949     return 0;
3950 }
3951 EOF
3952 if compile_prog "-Werror" "" ; then
3953     pragma_diagnostic_available=yes
3954 else
3955     werror=no
3956 fi
3957
3958 ########################################
3959 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3960
3961 valgrind_h=no
3962 cat > $TMPC << EOF
3963 #include <valgrind/valgrind.h>
3964 #include <valgrind/memcheck.h>
3965 int main(void) {
3966   return 0;
3967 }
3968 EOF
3969 if compile_prog "" "" ; then
3970     valgrind_h=yes
3971 fi
3972
3973 ########################################
3974 # check if environ is declared
3975
3976 has_environ=no
3977 cat > $TMPC << EOF
3978 #include <unistd.h>
3979 int main(void) {
3980     environ = 0;
3981     return 0;
3982 }
3983 EOF
3984 if compile_prog "" "" ; then
3985     has_environ=yes
3986 fi
3987
3988 ########################################
3989 # check if cpuid.h is usable.
3990
3991 cpuid_h=no
3992 cat > $TMPC << EOF
3993 #include <cpuid.h>
3994 int main(void) {
3995     unsigned a, b, c, d;
3996     int max = __get_cpuid_max(0, 0);
3997
3998     if (max >= 1) {
3999         __cpuid(1, a, b, c, d);
4000     }
4001
4002     if (max >= 7) {
4003         __cpuid_count(7, 0, a, b, c, d);
4004     }
4005
4006     return 0;
4007 }
4008 EOF
4009 if compile_prog "" "" ; then
4010     cpuid_h=yes
4011 fi
4012
4013 ########################################
4014 # check if __[u]int128_t is usable.
4015
4016 int128=no
4017 cat > $TMPC << EOF
4018 #if defined(__clang_major__) && defined(__clang_minor__)
4019 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4020 #  error __int128_t does not work in CLANG before 3.2
4021 # endif
4022 #endif
4023 __int128_t a;
4024 __uint128_t b;
4025 int main (void) {
4026   a = a + b;
4027   b = a * b;
4028   a = a * a;
4029   return 0;
4030 }
4031 EOF
4032 if compile_prog "" "" ; then
4033     int128=yes
4034 fi
4035
4036 ########################################
4037 # check if getauxval is available.
4038
4039 getauxval=no
4040 cat > $TMPC << EOF
4041 #include <sys/auxv.h>
4042 int main(void) {
4043   return getauxval(AT_HWCAP) == 0;
4044 }
4045 EOF
4046 if compile_prog "" "" ; then
4047     getauxval=yes
4048 fi
4049
4050 ##########################################
4051 # End of CC checks
4052 # After here, no more $cc or $ld runs
4053
4054 if test "$gcov" = "yes" ; then
4055   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4056   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4057 elif test "$debug" = "no" ; then
4058   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4059 fi
4060
4061 ##########################################
4062 # Do we have libnfs
4063 if test "$libnfs" != "no" ; then
4064   if $pkg_config --atleast-version=1.9.3 libnfs; then
4065     libnfs="yes"
4066     libnfs_libs=$($pkg_config --libs libnfs)
4067     LIBS="$LIBS $libnfs_libs"
4068   else
4069     if test "$libnfs" = "yes" ; then
4070       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
4071     fi
4072     libnfs="no"
4073   fi
4074 fi
4075
4076 # Disable zero malloc errors for official releases unless explicitly told to
4077 # enable/disable
4078 if test -z "$zero_malloc" ; then
4079     if test "$z_version" = "50" ; then
4080         zero_malloc="no"
4081     else
4082         zero_malloc="yes"
4083     fi
4084 fi
4085
4086 # Now we've finished running tests it's OK to add -Werror to the compiler flags
4087 if test "$werror" = "yes"; then
4088     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
4089 fi
4090
4091 if test "$solaris" = "no" ; then
4092     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
4093         LDFLAGS="-Wl,--warn-common $LDFLAGS"
4094     fi
4095 fi
4096
4097 # test if pod2man has --utf8 option
4098 if pod2man --help | grep -q utf8; then
4099     POD2MAN="pod2man --utf8"
4100 else
4101     POD2MAN="pod2man"
4102 fi
4103
4104 # Use ASLR, no-SEH and DEP if available
4105 if test "$mingw32" = "yes" ; then
4106     for flag in --dynamicbase --no-seh --nxcompat; do
4107         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
4108             LDFLAGS="-Wl,$flag $LDFLAGS"
4109         fi
4110     done
4111 fi
4112
4113 qemu_confdir=$sysconfdir$confsuffix
4114 qemu_moddir=$libdir$confsuffix
4115 qemu_datadir=$datadir$confsuffix
4116 qemu_localedir="$datadir/locale"
4117
4118 tools=""
4119 if test "$want_tools" = "yes" ; then
4120   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
4121   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
4122     tools="qemu-nbd\$(EXESUF) $tools"
4123   fi
4124 fi
4125 if test "$softmmu" = yes ; then
4126   if test "$virtfs" != no ; then
4127     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
4128       virtfs=yes
4129       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
4130     else
4131       if test "$virtfs" = yes; then
4132         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
4133       fi
4134       virtfs=no
4135     fi
4136   fi
4137 fi
4138 if [ "$guest_agent" != "no" ]; then
4139   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
4140       tools="qemu-ga\$(EXESUF) $tools"
4141       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
4142         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
4143       fi
4144       guest_agent=yes
4145   elif [ "$guest_agent" != yes ]; then
4146       guest_agent=no
4147   else
4148       error_exit "Guest agent is not supported on this platform"
4149   fi
4150 fi
4151
4152 # Mac OS X ships with a broken assembler
4153 roms=
4154 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
4155         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
4156         "$softmmu" = yes ; then
4157   roms="optionrom"
4158 fi
4159 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
4160   roms="$roms spapr-rtas"
4161 fi
4162
4163 if test "$cpu" = "s390x" ; then
4164   roms="$roms s390-ccw"
4165 fi
4166
4167 # Probe for the need for relocating the user-only binary.
4168 if test "$pie" = "no" ; then
4169   textseg_addr=
4170   case "$cpu" in
4171     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
4172       # ??? Rationale for choosing this address
4173       textseg_addr=0x60000000
4174       ;;
4175     mips)
4176       # A 256M aligned address, high in the address space, with enough
4177       # room for the code_gen_buffer above it before the stack.
4178       textseg_addr=0x60000000
4179       ;;
4180   esac
4181   if [ -n "$textseg_addr" ]; then
4182     cat > $TMPC <<EOF
4183     int main(void) { return 0; }
4184 EOF
4185     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
4186     if ! compile_prog "" "$textseg_ldflags"; then
4187       # In case ld does not support -Ttext-segment, edit the default linker
4188       # script via sed to set the .text start addr.  This is needed on FreeBSD
4189       # at least.
4190       $ld --verbose | sed \
4191         -e '1,/==================================================/d' \
4192         -e '/==================================================/,$d' \
4193         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
4194         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
4195       textseg_ldflags="-Wl,-T../config-host.ld"
4196     fi
4197   fi
4198 fi
4199
4200 # add pixman flags after all config tests are done
4201 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags $fdt_cflags"
4202 libs_softmmu="$libs_softmmu $pixman_libs"
4203
4204 echo "Install prefix    $prefix"
4205 echo "BIOS directory    `eval echo $qemu_datadir`"
4206 echo "binary directory  `eval echo $bindir`"
4207 echo "library directory `eval echo $libdir`"
4208 echo "module directory  `eval echo $qemu_moddir`"
4209 echo "libexec directory `eval echo $libexecdir`"
4210 echo "include directory `eval echo $includedir`"
4211 echo "config directory  `eval echo $sysconfdir`"
4212 if test "$mingw32" = "no" ; then
4213 echo "local state directory   `eval echo $local_statedir`"
4214 echo "Manual directory  `eval echo $mandir`"
4215 echo "ELF interp prefix $interp_prefix"
4216 else
4217 echo "local state directory   queried at runtime"
4218 echo "Windows SDK       $win_sdk"
4219 fi
4220 echo "Source path       $source_path"
4221 echo "C compiler        $cc"
4222 echo "Host C compiler   $host_cc"
4223 echo "C++ compiler      $cxx"
4224 echo "Objective-C compiler $objcc"
4225 echo "ARFLAGS           $ARFLAGS"
4226 echo "CFLAGS            $CFLAGS"
4227 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
4228 echo "LDFLAGS           $LDFLAGS"
4229 echo "make              $make"
4230 echo "install           $install"
4231 echo "python            $python"
4232 if test "$slirp" = "yes" ; then
4233     echo "smbd              $smbd"
4234 fi
4235 echo "module support    $modules"
4236 echo "host CPU          $cpu"
4237 echo "host big endian   $bigendian"
4238 echo "target list       $target_list"
4239 echo "tcg debug enabled $debug_tcg"
4240 echo "gprof enabled     $gprof"
4241 echo "sparse enabled    $sparse"
4242 echo "strip binaries    $strip_opt"
4243 echo "profiler          $profiler"
4244 echo "static build      $static"
4245 if test "$darwin" = "yes" ; then
4246     echo "Cocoa support     $cocoa"
4247 fi
4248 echo "pixman            $pixman"
4249 echo "SDL support       $sdl"
4250 echo "GTK support       $gtk"
4251 echo "VTE support       $vte"
4252 echo "curses support    $curses"
4253 echo "curl support      $curl"
4254 echo "mingw32 support   $mingw32"
4255 echo "Audio drivers     $audio_drv_list"
4256 echo "Block whitelist (rw) $block_drv_rw_whitelist"
4257 echo "Block whitelist (ro) $block_drv_ro_whitelist"
4258 echo "VirtFS support    $virtfs"
4259 echo "VNC support       $vnc"
4260 if test "$vnc" = "yes" ; then
4261     echo "VNC TLS support   $vnc_tls"
4262     echo "VNC SASL support  $vnc_sasl"
4263     echo "VNC JPEG support  $vnc_jpeg"
4264     echo "VNC PNG support   $vnc_png"
4265     echo "VNC WS support    $vnc_ws"
4266 fi
4267 if test -n "$sparc_cpu"; then
4268     echo "Target Sparc Arch $sparc_cpu"
4269 fi
4270 echo "xen support       $xen"
4271 echo "brlapi support    $brlapi"
4272 echo "bluez  support    $bluez"
4273 echo "Documentation     $docs"
4274 echo "GUEST_BASE        $guest_base"
4275 echo "PIE               $pie"
4276 echo "vde support       $vde"
4277 echo "netmap support    $netmap"
4278 echo "Linux AIO support $linux_aio"
4279 echo "ATTR/XATTR support $attr"
4280 echo "Install blobs     $blobs"
4281 echo "KVM support       $kvm"
4282 echo "RDMA support      $rdma"
4283 echo "TCG interpreter   $tcg_interpreter"
4284 echo "fdt support       $fdt"
4285 echo "preadv support    $preadv"
4286 echo "fdatasync         $fdatasync"
4287 echo "madvise           $madvise"
4288 echo "posix_madvise     $posix_madvise"
4289 echo "sigev_thread_id   $sigev_thread_id"
4290 echo "uuid support      $uuid"
4291 echo "libcap-ng support $cap_ng"
4292 echo "vhost-net support $vhost_net"
4293 echo "vhost-scsi support $vhost_scsi"
4294 echo "Trace backends    $trace_backends"
4295 if test "$trace_backend" = "simple"; then
4296 echo "Trace output file $trace_file-<pid>"
4297 fi
4298 if test "$spice" = "yes"; then
4299 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
4300 else
4301 echo "spice support     $spice"
4302 fi
4303 echo "rbd support       $rbd"
4304 echo "xfsctl support    $xfs"
4305 echo "nss used          $smartcard_nss"
4306 echo "libusb            $libusb"
4307 echo "usb net redir     $usb_redir"
4308 echo "GLX support       $glx"
4309 echo "libiscsi support  $libiscsi"
4310 echo "libnfs support    $libnfs"
4311 echo "build guest agent $guest_agent"
4312 echo "QGA VSS support   $guest_agent_with_vss"
4313 echo "seccomp support   $seccomp"
4314 echo "coroutine backend $coroutine"
4315 echo "coroutine pool    $coroutine_pool"
4316 echo "GlusterFS support $glusterfs"
4317 echo "Archipelago support $archipelago"
4318 echo "gcov              $gcov_tool"
4319 echo "gcov enabled      $gcov"
4320 echo "TPM support       $tpm"
4321 echo "libssh2 support   $libssh2"
4322 echo "TPM passthrough   $tpm_passthrough"
4323 echo "QOM debugging     $qom_cast_debug"
4324 echo "vhdx              $vhdx"
4325 echo "Quorum            $quorum"
4326 echo "lzo support       $lzo"
4327 echo "snappy support    $snappy"
4328 echo "NUMA host support $numa"
4329
4330 if test "$sdl_too_old" = "yes"; then
4331 echo "-> Your SDL version is too old - please upgrade to have SDL support"
4332 fi
4333
4334 config_host_mak="config-host.mak"
4335
4336 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
4337
4338 echo "# Automatically generated by configure - do not modify" > $config_host_mak
4339 echo >> $config_host_mak
4340
4341 echo all: >> $config_host_mak
4342 echo "prefix=$prefix" >> $config_host_mak
4343 echo "bindir=$bindir" >> $config_host_mak
4344 echo "libdir=$libdir" >> $config_host_mak
4345 echo "libexecdir=$libexecdir" >> $config_host_mak
4346 echo "includedir=$includedir" >> $config_host_mak
4347 echo "mandir=$mandir" >> $config_host_mak
4348 echo "sysconfdir=$sysconfdir" >> $config_host_mak
4349 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
4350 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
4351 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
4352 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
4353 if test "$mingw32" = "no" ; then
4354   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
4355 fi
4356 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
4357 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
4358 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
4359 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
4360 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
4361
4362 echo "ARCH=$ARCH" >> $config_host_mak
4363
4364 if test "$debug_tcg" = "yes" ; then
4365   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
4366 fi
4367 if test "$strip_opt" = "yes" ; then
4368   echo "STRIP=${strip}" >> $config_host_mak
4369 fi
4370 if test "$bigendian" = "yes" ; then
4371   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
4372 fi
4373 if test "$mingw32" = "yes" ; then
4374   echo "CONFIG_WIN32=y" >> $config_host_mak
4375   rc_version=`cat $source_path/VERSION`
4376   version_major=${rc_version%%.*}
4377   rc_version=${rc_version#*.}
4378   version_minor=${rc_version%%.*}
4379   rc_version=${rc_version#*.}
4380   version_subminor=${rc_version%%.*}
4381   version_micro=0
4382   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4383   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4384   if test "$guest_agent_with_vss" = "yes" ; then
4385     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
4386     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
4387   fi
4388 else
4389   echo "CONFIG_POSIX=y" >> $config_host_mak
4390 fi
4391
4392 if test "$linux" = "yes" ; then
4393   echo "CONFIG_LINUX=y" >> $config_host_mak
4394 fi
4395
4396 if test "$darwin" = "yes" ; then
4397   echo "CONFIG_DARWIN=y" >> $config_host_mak
4398 fi
4399
4400 if test "$aix" = "yes" ; then
4401   echo "CONFIG_AIX=y" >> $config_host_mak
4402 fi
4403
4404 if test "$solaris" = "yes" ; then
4405   echo "CONFIG_SOLARIS=y" >> $config_host_mak
4406   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
4407   if test "$needs_libsunmath" = "yes" ; then
4408     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
4409   fi
4410 fi
4411 if test "$haiku" = "yes" ; then
4412   echo "CONFIG_HAIKU=y" >> $config_host_mak
4413 fi
4414 if test "$static" = "yes" ; then
4415   echo "CONFIG_STATIC=y" >> $config_host_mak
4416 fi
4417 if test "$profiler" = "yes" ; then
4418   echo "CONFIG_PROFILER=y" >> $config_host_mak
4419 fi
4420 if test "$slirp" = "yes" ; then
4421   echo "CONFIG_SLIRP=y" >> $config_host_mak
4422   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
4423 fi
4424 if test "$vde" = "yes" ; then
4425   echo "CONFIG_VDE=y" >> $config_host_mak
4426 fi
4427 if test "$netmap" = "yes" ; then
4428   echo "CONFIG_NETMAP=y" >> $config_host_mak
4429 fi
4430 if test "$l2tpv3" = "yes" ; then
4431   echo "CONFIG_L2TPV3=y" >> $config_host_mak
4432 fi
4433 if test "$cap_ng" = "yes" ; then
4434   echo "CONFIG_LIBCAP=y" >> $config_host_mak
4435 fi
4436 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
4437 for drv in $audio_drv_list; do
4438     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
4439     echo "$def=y" >> $config_host_mak
4440     if test "$drv" = "fmod"; then
4441         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
4442     fi
4443 done
4444 if test "$audio_pt_int" = "yes" ; then
4445   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
4446 fi
4447 if test "$audio_win_int" = "yes" ; then
4448   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
4449 fi
4450 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
4451 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
4452 if test "$vnc" = "yes" ; then
4453   echo "CONFIG_VNC=y" >> $config_host_mak
4454 fi
4455 if test "$vnc_tls" = "yes" ; then
4456   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
4457 fi
4458 if test "$vnc_sasl" = "yes" ; then
4459   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
4460 fi
4461 if test "$vnc_jpeg" = "yes" ; then
4462   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
4463 fi
4464 if test "$vnc_png" = "yes" ; then
4465   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
4466 fi
4467 if test "$vnc_ws" = "yes" ; then
4468   echo "CONFIG_VNC_WS=y" >> $config_host_mak
4469   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
4470 fi
4471 if test "$fnmatch" = "yes" ; then
4472   echo "CONFIG_FNMATCH=y" >> $config_host_mak
4473 fi
4474 if test "$uuid" = "yes" ; then
4475   echo "CONFIG_UUID=y" >> $config_host_mak
4476 fi
4477 if test "$xfs" = "yes" ; then
4478   echo "CONFIG_XFS=y" >> $config_host_mak
4479 fi
4480 qemu_version=`head $source_path/VERSION`
4481 echo "VERSION=$qemu_version" >>$config_host_mak
4482 echo "PKGVERSION=$pkgversion" >>$config_host_mak
4483 echo "SRC_PATH=$source_path" >> $config_host_mak
4484 echo "TARGET_DIRS=$target_list" >> $config_host_mak
4485 if [ "$docs" = "yes" ] ; then
4486   echo "BUILD_DOCS=yes" >> $config_host_mak
4487 fi
4488 if test "$modules" = "yes"; then
4489   # $shacmd can generate a hash started with digit, which the compiler doesn't
4490   # like as an symbol. So prefix it with an underscore
4491   echo "CONFIG_STAMP=_`(echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ `" >> $config_host_mak
4492   echo "CONFIG_MODULES=y" >> $config_host_mak
4493 fi
4494 if test "$sdl" = "yes" ; then
4495   echo "CONFIG_SDL=y" >> $config_host_mak
4496   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
4497   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
4498 fi
4499 if test "$cocoa" = "yes" ; then
4500   echo "CONFIG_COCOA=y" >> $config_host_mak
4501 fi
4502 if test "$curses" = "yes" ; then
4503   echo "CONFIG_CURSES=y" >> $config_host_mak
4504 fi
4505 if test "$utimens" = "yes" ; then
4506   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
4507 fi
4508 if test "$pipe2" = "yes" ; then
4509   echo "CONFIG_PIPE2=y" >> $config_host_mak
4510 fi
4511 if test "$accept4" = "yes" ; then
4512   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
4513 fi
4514 if test "$splice" = "yes" ; then
4515   echo "CONFIG_SPLICE=y" >> $config_host_mak
4516 fi
4517 if test "$eventfd" = "yes" ; then
4518   echo "CONFIG_EVENTFD=y" >> $config_host_mak
4519 fi
4520 if test "$fallocate" = "yes" ; then
4521   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
4522 fi
4523 if test "$fallocate_punch_hole" = "yes" ; then
4524   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
4525 fi
4526 if test "$sync_file_range" = "yes" ; then
4527   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
4528 fi
4529 if test "$fiemap" = "yes" ; then
4530   echo "CONFIG_FIEMAP=y" >> $config_host_mak
4531 fi
4532 if test "$dup3" = "yes" ; then
4533   echo "CONFIG_DUP3=y" >> $config_host_mak
4534 fi
4535 if test "$ppoll" = "yes" ; then
4536   echo "CONFIG_PPOLL=y" >> $config_host_mak
4537 fi
4538 if test "$prctl_pr_set_timerslack" = "yes" ; then
4539   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
4540 fi
4541 if test "$epoll" = "yes" ; then
4542   echo "CONFIG_EPOLL=y" >> $config_host_mak
4543 fi
4544 if test "$epoll_create1" = "yes" ; then
4545   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
4546 fi
4547 if test "$epoll_pwait" = "yes" ; then
4548   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
4549 fi
4550 if test "$sendfile" = "yes" ; then
4551   echo "CONFIG_SENDFILE=y" >> $config_host_mak
4552 fi
4553 if test "$timerfd" = "yes" ; then
4554   echo "CONFIG_TIMERFD=y" >> $config_host_mak
4555 fi
4556 if test "$setns" = "yes" ; then
4557   echo "CONFIG_SETNS=y" >> $config_host_mak
4558 fi
4559 if test "$inotify" = "yes" ; then
4560   echo "CONFIG_INOTIFY=y" >> $config_host_mak
4561 fi
4562 if test "$inotify1" = "yes" ; then
4563   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
4564 fi
4565 if test "$byteswap_h" = "yes" ; then
4566   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
4567 fi
4568 if test "$bswap_h" = "yes" ; then
4569   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
4570 fi
4571 if test "$curl" = "yes" ; then
4572   echo "CONFIG_CURL=m" >> $config_host_mak
4573   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
4574   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
4575 fi
4576 if test "$brlapi" = "yes" ; then
4577   echo "CONFIG_BRLAPI=y" >> $config_host_mak
4578 fi
4579 if test "$bluez" = "yes" ; then
4580   echo "CONFIG_BLUEZ=y" >> $config_host_mak
4581   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
4582 fi
4583 if test "glib_subprocess" = "yes" ; then
4584   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
4585 fi
4586 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
4587 if test "$gtk" = "yes" ; then
4588   echo "CONFIG_GTK=y" >> $config_host_mak
4589   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
4590   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
4591 fi
4592 if test "$vte" = "yes" ; then
4593   echo "CONFIG_VTE=y" >> $config_host_mak
4594   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
4595 fi
4596 if test "$xen" = "yes" ; then
4597   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4598   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4599 fi
4600 if test "$linux_aio" = "yes" ; then
4601   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4602 fi
4603 if test "$attr" = "yes" ; then
4604   echo "CONFIG_ATTR=y" >> $config_host_mak
4605 fi
4606 if test "$libattr" = "yes" ; then
4607   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4608 fi
4609 if test "$virtfs" = "yes" ; then
4610   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4611 fi
4612 if test "$vhost_scsi" = "yes" ; then
4613   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4614 fi
4615 if test "$vhost_net" = "yes" ; then
4616   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
4617 fi
4618 if test "$blobs" = "yes" ; then
4619   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4620 fi
4621 if test "$iovec" = "yes" ; then
4622   echo "CONFIG_IOVEC=y" >> $config_host_mak
4623 fi
4624 if test "$preadv" = "yes" ; then
4625   echo "CONFIG_PREADV=y" >> $config_host_mak
4626 fi
4627 if test "$fdt" = "yes" ; then
4628   echo "CONFIG_FDT=y" >> $config_host_mak
4629 fi
4630 if test "$signalfd" = "yes" ; then
4631   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4632 fi
4633 if test "$tcg_interpreter" = "yes" ; then
4634   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4635 fi
4636 if test "$fdatasync" = "yes" ; then
4637   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4638 fi
4639 if test "$madvise" = "yes" ; then
4640   echo "CONFIG_MADVISE=y" >> $config_host_mak
4641 fi
4642 if test "$posix_madvise" = "yes" ; then
4643   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4644 fi
4645 if test "$sigev_thread_id" = "yes" ; then
4646   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4647 fi
4648
4649 if test "$spice" = "yes" ; then
4650   echo "CONFIG_SPICE=y" >> $config_host_mak
4651 fi
4652
4653 if test "$smartcard_nss" = "yes" ; then
4654   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4655   echo "NSS_LIBS=$nss_libs" >> $config_host_mak
4656   echo "NSS_CFLAGS=$nss_cflags" >> $config_host_mak
4657 fi
4658
4659 if test "$libusb" = "yes" ; then
4660   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4661 fi
4662
4663 if test "$usb_redir" = "yes" ; then
4664   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4665 fi
4666
4667 if test "$glx" = "yes" ; then
4668   echo "CONFIG_GLX=y" >> $config_host_mak
4669   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
4670 fi
4671
4672 if test "$lzo" = "yes" ; then
4673   echo "CONFIG_LZO=y" >> $config_host_mak
4674 fi
4675
4676 if test "$snappy" = "yes" ; then
4677   echo "CONFIG_SNAPPY=y" >> $config_host_mak
4678 fi
4679
4680 if test "$libiscsi" = "yes" ; then
4681   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
4682   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
4683   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
4684 fi
4685
4686 if test "$libnfs" = "yes" ; then
4687   echo "CONFIG_LIBNFS=y" >> $config_host_mak
4688 fi
4689
4690 if test "$seccomp" = "yes"; then
4691   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4692 fi
4693
4694 # XXX: suppress that
4695 if [ "$bsd" = "yes" ] ; then
4696   echo "CONFIG_BSD=y" >> $config_host_mak
4697 fi
4698
4699 if test "$zero_malloc" = "yes" ; then
4700   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4701 fi
4702 if test "$qom_cast_debug" = "yes" ; then
4703   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4704 fi
4705 if test "$rbd" = "yes" ; then
4706   echo "CONFIG_RBD=m" >> $config_host_mak
4707   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
4708   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
4709 fi
4710
4711 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4712 if test "$coroutine_pool" = "yes" ; then
4713   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4714 else
4715   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4716 fi
4717
4718 if test "$open_by_handle_at" = "yes" ; then
4719   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4720 fi
4721
4722 if test "$linux_magic_h" = "yes" ; then
4723   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4724 fi
4725
4726 if test "$pragma_diagnostic_available" = "yes" ; then
4727   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4728 fi
4729
4730 if test "$valgrind_h" = "yes" ; then
4731   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4732 fi
4733
4734 if test "$has_environ" = "yes" ; then
4735   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4736 fi
4737
4738 if test "$cpuid_h" = "yes" ; then
4739   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4740 fi
4741
4742 if test "$int128" = "yes" ; then
4743   echo "CONFIG_INT128=y" >> $config_host_mak
4744 fi
4745
4746 if test "$getauxval" = "yes" ; then
4747   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4748 fi
4749
4750 if test "$glusterfs" = "yes" ; then
4751   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
4752   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
4753   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
4754 fi
4755
4756 if test "$glusterfs_discard" = "yes" ; then
4757   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4758 fi
4759
4760 if test "$glusterfs_zerofill" = "yes" ; then
4761   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
4762 fi
4763
4764 if test "$archipelago" = "yes" ; then
4765   echo "CONFIG_ARCHIPELAGO=m" >> $config_host_mak
4766   echo "ARCHIPELAGO_LIBS=$archipelago_libs" >> $config_host_mak
4767 fi
4768
4769 if test "$libssh2" = "yes" ; then
4770   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
4771   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
4772   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
4773 fi
4774
4775 if test "$quorum" = "yes" ; then
4776   echo "CONFIG_QUORUM=y" >> $config_host_mak
4777 fi
4778
4779 if test "$vhdx" = "yes" ; then
4780   echo "CONFIG_VHDX=y" >> $config_host_mak
4781 fi
4782
4783 # USB host support
4784 if test "$libusb" = "yes"; then
4785   echo "HOST_USB=libusb legacy" >> $config_host_mak
4786 else
4787   echo "HOST_USB=stub" >> $config_host_mak
4788 fi
4789
4790 # TPM passthrough support?
4791 if test "$tpm" = "yes"; then
4792   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4793   if test "$tpm_passthrough" = "yes"; then
4794     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4795   fi
4796 fi
4797
4798 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
4799 if have_backend "nop"; then
4800   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4801 fi
4802 if have_backend "simple"; then
4803   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4804   # Set the appropriate trace file.
4805   trace_file="\"$trace_file-\" FMT_pid"
4806 fi
4807 if have_backend "stderr"; then
4808   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4809 fi
4810 if have_backend "ust"; then
4811   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4812 fi
4813 if have_backend "dtrace"; then
4814   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4815   if test "$trace_backend_stap" = "yes" ; then
4816     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4817   fi
4818 fi
4819 if have_backend "ftrace"; then
4820   if test "$linux" = "yes" ; then
4821     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4822   else
4823     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
4824   fi
4825 fi
4826 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4827
4828 if test "$rdma" = "yes" ; then
4829   echo "CONFIG_RDMA=y" >> $config_host_mak
4830 fi
4831
4832 # Hold two types of flag:
4833 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
4834 #                                     a thread we have a handle to
4835 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
4836 #                                     platform
4837 if test "$pthread_setname_np" = "yes" ; then
4838   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
4839   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
4840 fi
4841
4842 if test "$tcg_interpreter" = "yes"; then
4843   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4844 elif test "$ARCH" = "sparc64" ; then
4845   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4846 elif test "$ARCH" = "s390x" ; then
4847   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4848 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4849   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4850 elif test "$ARCH" = "ppc64" ; then
4851   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
4852 else
4853   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4854 fi
4855 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4856
4857 echo "TOOLS=$tools" >> $config_host_mak
4858 echo "ROMS=$roms" >> $config_host_mak
4859 echo "MAKE=$make" >> $config_host_mak
4860 echo "INSTALL=$install" >> $config_host_mak
4861 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4862 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4863 if test -n "$libtool"; then
4864   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4865   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4866 else
4867   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4868   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4869 fi
4870 echo "PYTHON=$python" >> $config_host_mak
4871 echo "CC=$cc" >> $config_host_mak
4872 if $iasl -h > /dev/null 2>&1; then
4873   echo "IASL=$iasl" >> $config_host_mak
4874 fi
4875 echo "CC_I386=$cc_i386" >> $config_host_mak
4876 echo "HOST_CC=$host_cc" >> $config_host_mak
4877 echo "CXX=$cxx" >> $config_host_mak
4878 echo "OBJCC=$objcc" >> $config_host_mak
4879 echo "AR=$ar" >> $config_host_mak
4880 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
4881 echo "AS=$as" >> $config_host_mak
4882 echo "CPP=$cpp" >> $config_host_mak
4883 echo "OBJCOPY=$objcopy" >> $config_host_mak
4884 echo "LD=$ld" >> $config_host_mak
4885 echo "NM=$nm" >> $config_host_mak
4886 echo "WINDRES=$windres" >> $config_host_mak
4887 echo "LIBTOOL=$libtool" >> $config_host_mak
4888 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4889 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
4890 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4891 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4892 if test "$sparse" = "yes" ; then
4893   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4894   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4895   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4896 fi
4897 if test "$cross_prefix" != ""; then
4898   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4899 else
4900   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4901 fi
4902 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4903 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
4904 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4905 echo "LIBS+=$LIBS" >> $config_host_mak
4906 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4907 echo "EXESUF=$EXESUF" >> $config_host_mak
4908 echo "DSOSUF=$DSOSUF" >> $config_host_mak
4909 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
4910 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4911 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4912 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4913 if test "$gcov" = "yes" ; then
4914   echo "CONFIG_GCOV=y" >> $config_host_mak
4915   echo "GCOV=$gcov_tool" >> $config_host_mak
4916 fi
4917
4918 # use included Linux headers
4919 if test "$linux" = "yes" ; then
4920   mkdir -p linux-headers
4921   case "$cpu" in
4922   i386|x86_64|x32)
4923     linux_arch=x86
4924     ;;
4925   ppcemb|ppc|ppc64)
4926     linux_arch=powerpc
4927     ;;
4928   s390x)
4929     linux_arch=s390
4930     ;;
4931   aarch64)
4932     linux_arch=arm64
4933     ;;
4934   mips64)
4935     linux_arch=mips
4936     ;;
4937   *)
4938     # For most CPUs the kernel architecture name and QEMU CPU name match.
4939     linux_arch="$cpu"
4940     ;;
4941   esac
4942     # For non-KVM architectures we will not have asm headers
4943     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4944       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4945     fi
4946 fi
4947
4948 for target in $target_list; do
4949 target_dir="$target"
4950 config_target_mak=$target_dir/config-target.mak
4951 target_name=`echo $target | cut -d '-' -f 1`
4952 target_bigendian="no"
4953
4954 case "$target_name" in
4955   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4956   target_bigendian=yes
4957   ;;
4958 esac
4959 target_softmmu="no"
4960 target_user_only="no"
4961 target_linux_user="no"
4962 target_bsd_user="no"
4963 case "$target" in
4964   ${target_name}-softmmu)
4965     target_softmmu="yes"
4966     ;;
4967   ${target_name}-linux-user)
4968     if test "$linux" != "yes" ; then
4969       error_exit "Target '$target' is only available on a Linux host"
4970     fi
4971     target_user_only="yes"
4972     target_linux_user="yes"
4973     ;;
4974   ${target_name}-bsd-user)
4975     if test "$bsd" != "yes" ; then
4976       error_exit "Target '$target' is only available on a BSD host"
4977     fi
4978     target_user_only="yes"
4979     target_bsd_user="yes"
4980     ;;
4981   *)
4982     error_exit "Target '$target' not recognised"
4983     exit 1
4984     ;;
4985 esac
4986
4987 mkdir -p $target_dir
4988 echo "# Automatically generated by configure - do not modify" > $config_target_mak
4989
4990 bflt="no"
4991 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
4992 gdb_xml_files=""
4993
4994 TARGET_ARCH="$target_name"
4995 TARGET_BASE_ARCH=""
4996 TARGET_ABI_DIR=""
4997
4998 case "$target_name" in
4999   i386)
5000   ;;
5001   x86_64)
5002     TARGET_BASE_ARCH=i386
5003   ;;
5004   alpha)
5005   ;;
5006   arm|armeb)
5007     TARGET_ARCH=arm
5008     bflt="yes"
5009     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5010   ;;
5011   aarch64)
5012     TARGET_BASE_ARCH=arm
5013     bflt="yes"
5014     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml"
5015   ;;
5016   cris)
5017   ;;
5018   lm32)
5019   ;;
5020   m68k)
5021     bflt="yes"
5022     gdb_xml_files="cf-core.xml cf-fp.xml"
5023   ;;
5024   microblaze|microblazeel)
5025     TARGET_ARCH=microblaze
5026     bflt="yes"
5027   ;;
5028   mips|mipsel)
5029     TARGET_ARCH=mips
5030     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
5031   ;;
5032   mipsn32|mipsn32el)
5033     TARGET_ARCH=mips64
5034     TARGET_BASE_ARCH=mips
5035     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
5036     echo "TARGET_ABI32=y" >> $config_target_mak
5037   ;;
5038   mips64|mips64el)
5039     TARGET_ARCH=mips64
5040     TARGET_BASE_ARCH=mips
5041     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
5042   ;;
5043   tricore)
5044   ;;
5045   moxie)
5046   ;;
5047   or32)
5048     TARGET_ARCH=openrisc
5049     TARGET_BASE_ARCH=openrisc
5050   ;;
5051   ppc)
5052     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5053   ;;
5054   ppcemb)
5055     TARGET_BASE_ARCH=ppc
5056     TARGET_ABI_DIR=ppc
5057     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5058   ;;
5059   ppc64)
5060     TARGET_BASE_ARCH=ppc
5061     TARGET_ABI_DIR=ppc
5062     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5063   ;;
5064   ppc64le)
5065     TARGET_ARCH=ppc64
5066     TARGET_BASE_ARCH=ppc
5067     TARGET_ABI_DIR=ppc
5068     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5069   ;;
5070   ppc64abi32)
5071     TARGET_ARCH=ppc64
5072     TARGET_BASE_ARCH=ppc
5073     TARGET_ABI_DIR=ppc
5074     echo "TARGET_ABI32=y" >> $config_target_mak
5075     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5076   ;;
5077   sh4|sh4eb)
5078     TARGET_ARCH=sh4
5079     bflt="yes"
5080   ;;
5081   sparc)
5082   ;;
5083   sparc64)
5084     TARGET_BASE_ARCH=sparc
5085   ;;
5086   sparc32plus)
5087     TARGET_ARCH=sparc64
5088     TARGET_BASE_ARCH=sparc
5089     TARGET_ABI_DIR=sparc
5090     echo "TARGET_ABI32=y" >> $config_target_mak
5091   ;;
5092   s390x)
5093     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml"
5094   ;;
5095   unicore32)
5096   ;;
5097   xtensa|xtensaeb)
5098     TARGET_ARCH=xtensa
5099   ;;
5100   *)
5101     error_exit "Unsupported target CPU"
5102   ;;
5103 esac
5104 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
5105 if [ "$TARGET_BASE_ARCH" = "" ]; then
5106   TARGET_BASE_ARCH=$TARGET_ARCH
5107 fi
5108
5109 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
5110
5111 upper() {
5112     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
5113 }
5114
5115 target_arch_name="`upper $TARGET_ARCH`"
5116 echo "TARGET_$target_arch_name=y" >> $config_target_mak
5117 echo "TARGET_NAME=$target_name" >> $config_target_mak
5118 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
5119 if [ "$TARGET_ABI_DIR" = "" ]; then
5120   TARGET_ABI_DIR=$TARGET_ARCH
5121 fi
5122 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
5123 if [ "$HOST_VARIANT_DIR" != "" ]; then
5124     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
5125 fi
5126 case "$target_name" in
5127   i386|x86_64)
5128     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
5129       echo "CONFIG_XEN=y" >> $config_target_mak
5130       if test "$xen_pci_passthrough" = yes; then
5131         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
5132       fi
5133     fi
5134     ;;
5135   *)
5136 esac
5137 case "$target_name" in
5138   aarch64|arm|i386|x86_64|ppcemb|ppc|ppc64|s390x|mipsel|mips)
5139     # Make sure the target and host cpus are compatible
5140     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
5141       \( "$target_name" = "$cpu" -o \
5142       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
5143       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
5144       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
5145       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
5146       \( "$target_name" = "mipsel" -a "$cpu" = "mips" \) -o \
5147       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
5148       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
5149       echo "CONFIG_KVM=y" >> $config_target_mak
5150       if test "$vhost_net" = "yes" ; then
5151         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
5152       fi
5153     fi
5154 esac
5155 if test "$target_bigendian" = "yes" ; then
5156   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
5157 fi
5158 if test "$target_softmmu" = "yes" ; then
5159   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
5160 fi
5161 if test "$target_user_only" = "yes" ; then
5162   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
5163   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
5164 fi
5165 if test "$target_linux_user" = "yes" ; then
5166   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
5167 fi
5168 list=""
5169 if test ! -z "$gdb_xml_files" ; then
5170   for x in $gdb_xml_files; do
5171     list="$list $source_path/gdb-xml/$x"
5172   done
5173   echo "TARGET_XML_FILES=$list" >> $config_target_mak
5174 fi
5175
5176 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
5177   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
5178 fi
5179 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
5180   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
5181 fi
5182 if test "$target_bsd_user" = "yes" ; then
5183   echo "CONFIG_BSD_USER=y" >> $config_target_mak
5184 fi
5185
5186 # generate QEMU_CFLAGS/LDFLAGS for targets
5187
5188 cflags=""
5189 ldflags=""
5190
5191 for i in $ARCH $TARGET_BASE_ARCH ; do
5192   case "$i" in
5193   alpha)
5194     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
5195     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
5196   ;;
5197   aarch64)
5198     if test -n "${cxx}"; then
5199       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5200       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5201     fi
5202   ;;
5203   arm)
5204     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
5205     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
5206     if test -n "${cxx}"; then
5207       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5208       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5209     fi
5210   ;;
5211   cris)
5212     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
5213     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
5214   ;;
5215   hppa)
5216     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
5217     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
5218   ;;
5219   i386|x86_64|x32)
5220     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
5221     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
5222   ;;
5223   ia64*)
5224     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
5225     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
5226   ;;
5227   lm32)
5228     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
5229     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
5230   ;;
5231   m68k)
5232     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
5233     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
5234   ;;
5235   microblaze*)
5236     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
5237     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
5238   ;;
5239   mips*)
5240     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
5241     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
5242   ;;
5243   moxie*)
5244     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
5245     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
5246   ;;
5247   or32)
5248     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
5249     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
5250   ;;
5251   ppc*)
5252     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
5253     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
5254   ;;
5255   s390*)
5256     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
5257     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
5258   ;;
5259   sh4)
5260     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
5261     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
5262   ;;
5263   sparc*)
5264     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
5265     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
5266   ;;
5267   xtensa*)
5268     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
5269     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
5270   ;;
5271   esac
5272 done
5273 if test "$tcg_interpreter" = "yes" ; then
5274   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
5275   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
5276 fi
5277
5278 case "$ARCH" in
5279 alpha)
5280   # Ensure there's only a single GP
5281   cflags="-msmall-data $cflags"
5282 ;;
5283 esac
5284
5285 if test "$gprof" = "yes" ; then
5286   echo "TARGET_GPROF=yes" >> $config_target_mak
5287   if test "$target_linux_user" = "yes" ; then
5288     cflags="-p $cflags"
5289     ldflags="-p $ldflags"
5290   fi
5291   if test "$target_softmmu" = "yes" ; then
5292     ldflags="-p $ldflags"
5293     echo "GPROF_CFLAGS=-p" >> $config_target_mak
5294   fi
5295 fi
5296
5297 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
5298   ldflags="$ldflags $textseg_ldflags"
5299 fi
5300
5301 echo "LDFLAGS+=$ldflags" >> $config_target_mak
5302 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
5303
5304 done # for target in $targets
5305
5306 if [ "$pixman" = "internal" ]; then
5307   echo "config-host.h: subdir-pixman" >> $config_host_mak
5308 fi
5309
5310 if test "$rdma" = "yes" ; then
5311 echo "CONFIG_RDMA=y" >> $config_host_mak
5312 fi
5313
5314 if [ "$dtc_internal" = "yes" ]; then
5315   echo "config-host.h: subdir-dtc" >> $config_host_mak
5316 fi
5317
5318 if test "$numa" = "yes"; then
5319   echo "CONFIG_NUMA=y" >> $config_host_mak
5320 fi
5321
5322 # build tree in object directory in case the source is not in the current directory
5323 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
5324 DIRS="$DIRS fsdev"
5325 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
5326 DIRS="$DIRS roms/seabios roms/vgabios"
5327 DIRS="$DIRS qapi-generated"
5328 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
5329 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
5330 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
5331 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
5332 FILES="$FILES pc-bios/spapr-rtas/Makefile"
5333 FILES="$FILES pc-bios/s390-ccw/Makefile"
5334 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
5335 FILES="$FILES pc-bios/qemu-icon.bmp"
5336 for bios_file in \
5337     $source_path/pc-bios/*.bin \
5338     $source_path/pc-bios/*.aml \
5339     $source_path/pc-bios/*.rom \
5340     $source_path/pc-bios/*.dtb \
5341     $source_path/pc-bios/*.img \
5342     $source_path/pc-bios/openbios-* \
5343     $source_path/pc-bios/u-boot.* \
5344     $source_path/pc-bios/palcode-*
5345 do
5346     FILES="$FILES pc-bios/`basename $bios_file`"
5347 done
5348 for test_file in `find $source_path/tests/acpi-test-data -type f`
5349 do
5350     FILES="$FILES tests/acpi-test-data`echo $test_file | sed -e 's/.*acpi-test-data//'`"
5351 done
5352 mkdir -p $DIRS
5353 for f in $FILES ; do
5354     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
5355         symlink "$source_path/$f" "$f"
5356     fi
5357 done
5358
5359 # temporary config to build submodules
5360 for rom in seabios vgabios ; do
5361     config_mak=roms/$rom/config.mak
5362     echo "# Automatically generated by configure - do not modify" > $config_mak
5363     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
5364     echo "AS=$as" >> $config_mak
5365     echo "CC=$cc" >> $config_mak
5366     echo "BCC=bcc" >> $config_mak
5367     echo "CPP=$cpp" >> $config_mak
5368     echo "OBJCOPY=objcopy" >> $config_mak
5369     echo "IASL=$iasl" >> $config_mak
5370     echo "LD=$ld" >> $config_mak
5371 done
5372
5373 # set up qemu-iotests in this build directory
5374 iotests_common_env="tests/qemu-iotests/common.env"
5375 iotests_check="tests/qemu-iotests/check"
5376
5377 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
5378 echo >> "$iotests_common_env"
5379 echo "export PYTHON='$python'" >> "$iotests_common_env"
5380
5381 if [ ! -e "$iotests_check" ]; then
5382     symlink "$source_path/$iotests_check" "$iotests_check"
5383 fi
5384
5385 # Save the configure command line for later reuse.
5386 cat <<EOD >config.status
5387 #!/bin/sh
5388 # Generated by configure.
5389 # Run this file to recreate the current configuration.
5390 # Compiler output produced by configure, useful for debugging
5391 # configure, is in config.log if it exists.
5392 EOD
5393 printf "exec" >>config.status
5394 printf " '%s'" "$0" "$@" >>config.status
5395 echo >>config.status
5396 chmod +x config.status
5397
5398 rm -r "$TMPDIR1"