Archipelago » qemu

#!/bin/sh

#

# qemu configure script (c) 2003 Fabrice Bellard

#

# set temporary file name

if test ! -z "$TMPDIR" ; then

    TMPDIR1="${TMPDIR}"

elif test ! -z "$TEMPDIR" ; then

    TMPDIR1="${TEMPDIR}"

else

    TMPDIR1="/tmp"

fi

TMPC="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.c"

TMPO="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.o"

TMPE="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.exe"

# NB: do not call "exit" in the trap handler; this is buggy with some shells;

# see <1285349658-3122-1-git-send-email-loic.minier@linaro.org>

trap "rm -f $TMPC $TMPO $TMPE" EXIT INT QUIT TERM

rm -f config.log

# Print a helpful header at the top of config.log

echo "# QEMU configure log $(date)" >> config.log

printf "# Configured with:" >> config.log

printf " '%s'" "$0" "$@" >> config.log

echo >> config.log

echo "#" >> config.log

do_cc() {

    # Run the compiler, capturing its output to the log.

    echo $cc "$@" >> config.log

    $cc "$@" >> config.log 2>&1 || return $?

    # Test passed. If this is an --enable-werror build, rerun

    # the test with -Werror and bail out if it fails. This

    # makes warning-generating-errors in configure test code

    # obvious to developers.

    if test "$werror" != "yes"; then

        return 0

    fi

    # Don't bother rerunning the compile if we were already using -Werror

    case "$*" in

        *-Werror*)

           return 0

        ;;

    esac

    echo $cc -Werror "$@" >> config.log

    $cc -Werror "$@" >> config.log 2>&1 && return $?

    echo "ERROR: configure test passed without -Werror but failed with -Werror."

    echo "This is probably a bug in the configure script. The failing command"

    echo "will be at the bottom of config.log."

    echo "You can run configure with --disable-werror to bypass this check."

    exit 1

}

compile_object() {

  do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC

}

compile_prog() {

  local_cflags="$1"

  local_ldflags="$2"

  do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags

}

# symbolically link $1 to $2.  Portable version of "ln -sf".

symlink() {

  rm -rf "$2"

  mkdir -p "$(dirname "$2")"

  ln -s "$1" "$2"

}

# check whether a command is available to this shell (may be either an

# executable or a builtin)

has() {

    type "$1" >/dev/null 2>&1

}

# search for an executable in PATH

path_of() {

    local_command="$1"

    local_ifs="$IFS"

    local_dir=""

    # pathname has a dir component?

    if [ "${local_command#*/}" != "$local_command" ]; then

        if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then

            echo "$local_command"

            return 0

        fi

    fi

    if [ -z "$local_command" ]; then

        return 1

    fi

    IFS=:

    for local_dir in $PATH; do

        if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then

            echo "$local_dir/$local_command"

            IFS="${local_ifs:-$(printf ' \t\n')}"

            return 0

        fi

    done

    # not found

    IFS="${local_ifs:-$(printf ' \t\n')}"

    return 1

}

# default parameters

source_path=`dirname "$0"`

cpu=""

interp_prefix="/usr/gnemul/qemu-%M"

static="no"

cross_prefix=""

audio_drv_list=""

audio_card_list="ac97 es1370 sb16 hda"

audio_possible_cards="ac97 es1370 sb16 cs4231a adlib gus hda"

block_drv_whitelist=""

host_cc="cc"

libs_softmmu=""

libs_tools=""

audio_pt_int=""

audio_win_int=""

cc_i386=i386-pc-linux-gnu-gcc

libs_qga=""

debug_info="yes"

# Don't accept a target_list environment variable.

unset target_list

# Default value for a variable defining feature "foo".

#  * foo="no"  feature will only be used if --enable-foo arg is given

#  * foo=""    feature will be searched for, and if found, will be used

#              unless --disable-foo is given

#  * foo="yes" this value will only be set by --enable-foo flag.

#              feature will searched for,

#              if not found, configure exits with error

#

# Always add --enable-foo and --disable-foo command line args.

# Distributions want to ensure that several features are compiled in, and it

# is impossible without a --enable-foo that exits if a feature is not found.

bluez=""

brlapi=""

curl=""

curses=""

docs=""

fdt=""

nptl=""

pixman=""

sdl=""

virtfs=""

vnc="yes"

sparse="no"

uuid=""

vde=""

vnc_tls=""

vnc_sasl=""

vnc_jpeg=""

vnc_png=""

xen=""

xen_ctrl_version=""

xen_pci_passthrough=""

linux_aio=""

cap_ng=""

attr=""

libattr=""

xfs=""

vhost_net="no"

kvm="no"

gprof="no"

debug_tcg="no"

debug="no"

strip_opt="yes"

tcg_interpreter="no"

bigendian="no"

mingw32="no"

gcov="no"

gcov_tool="gcov"

EXESUF=""

prefix="/usr/local"

mandir="\${prefix}/share/man"

datadir="\${prefix}/share"

qemu_docdir="\${prefix}/share/doc/qemu"

bindir="\${prefix}/bin"

libdir="\${prefix}/lib"

libexecdir="\${prefix}/libexec"

includedir="\${prefix}/include"

sysconfdir="\${prefix}/etc"

local_statedir="\${prefix}/var"

confsuffix="/qemu"

slirp="yes"

fmod_lib=""

fmod_inc=""

oss_lib=""

bsd="no"

linux="no"

solaris="no"

profiler="no"

cocoa="no"

softmmu="yes"

linux_user="no"

bsd_user="no"

guest_base="yes"

uname_release=""

mixemu="no"

aix="no"

blobs="yes"

pkgversion=""

pie=""

zero_malloc=""

trace_backend="nop"

trace_file="trace"

spice=""

rbd=""

smartcard=""

smartcard_nss=""

usb_redir=""

opengl=""

zlib="yes"

guest_agent="yes"

want_tools="yes"

libiscsi=""

coroutine=""

seccomp=""

glusterfs=""

virtio_blk_data_plane=""

# parse CC options first

for opt do

  optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`

  case "$opt" in

  --cross-prefix=*) cross_prefix="$optarg"

  ;;

  --cc=*) CC="$optarg"

  ;;

  --source-path=*) source_path="$optarg"

  ;;

  --cpu=*) cpu="$optarg"

  ;;

  --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"

  ;;

  --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"

  ;;

  --enable-debug-info) debug_info="yes"

  ;;

  --disable-debug-info) debug_info="no"

  ;;

  esac

done

# OS specific

# Using uname is really, really broken.  Once we have the right set of checks

# we can eliminate its usage altogether.

# Preferred compiler:

#  ${CC} (if set)

#  ${cross_prefix}gcc (if cross-prefix specified)

#  system compiler

if test -z "${CC}${cross_prefix}"; then

  cc="$host_cc"

else

  cc="${CC-${cross_prefix}gcc}"

fi

ar="${AR-${cross_prefix}ar}"

objcopy="${OBJCOPY-${cross_prefix}objcopy}"

ld="${LD-${cross_prefix}ld}"

libtool="${LIBTOOL-${cross_prefix}libtool}"

strip="${STRIP-${cross_prefix}strip}"

windres="${WINDRES-${cross_prefix}windres}"

pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"

query_pkg_config() {

    "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"

}

pkg_config=query_pkg_config

sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"

# default flags for all hosts

QEMU_CFLAGS="-fno-strict-aliasing $QEMU_CFLAGS"

QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"

QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"

QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"

QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"

if test "$debug_info" = "yes"; then

    CFLAGS="-g $CFLAGS"

    LDFLAGS="-g $LDFLAGS"

fi

# make source path absolute

source_path=`cd "$source_path"; pwd`

check_define() {

cat > $TMPC <<EOF

#if !defined($1)

#error $1 not defined

#endif

int main(void) { return 0; }

EOF

  compile_object

}

if check_define __linux__ ; then

  targetos="Linux"

elif check_define _WIN32 ; then

  targetos='MINGW32'

elif check_define __OpenBSD__ ; then

  targetos='OpenBSD'

elif check_define __sun__ ; then

  targetos='SunOS'

elif check_define __HAIKU__ ; then

  targetos='Haiku'

else

  targetos=`uname -s`

fi

# Some host OSes need non-standard checks for which CPU to use.

# Note that these checks are broken for cross-compilation: if you're

# cross-compiling to one of these OSes then you'll need to specify

# the correct CPU with the --cpu option.

case $targetos in

Darwin)

  # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can

  # run 64-bit userspace code.

  # If the user didn't specify a CPU explicitly and the kernel says this is

  # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.

  if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then

    cpu="x86_64"

  fi

  ;;

SunOS)

  # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo

  if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then

    cpu="x86_64"

  fi

esac

if test ! -z "$cpu" ; then

  # command line argument

  :

elif check_define __i386__ ; then

  cpu="i386"

elif check_define __x86_64__ ; then

  cpu="x86_64"

elif check_define __sparc__ ; then

  if check_define __arch64__ ; then

    cpu="sparc64"

  else

    cpu="sparc"

  fi

elif check_define _ARCH_PPC ; then

  if check_define _ARCH_PPC64 ; then

    cpu="ppc64"

  else

    cpu="ppc"

  fi

elif check_define __mips__ ; then

  cpu="mips"

elif check_define __ia64__ ; then

  cpu="ia64"

elif check_define __s390__ ; then

  if check_define __s390x__ ; then

    cpu="s390x"

  else

    cpu="s390"

  fi

elif check_define __arm__ ; then

  cpu="arm"

elif check_define __hppa__ ; then

  cpu="hppa"

else

  cpu=`uname -m`

fi

ARCH=

# Normalise host CPU name and set ARCH.

# Note that this case should only have supported host CPUs, not guests.

case "$cpu" in

  ia64|ppc|ppc64|s390|s390x|sparc64)

    cpu="$cpu"

  ;;

  i386|i486|i586|i686|i86pc|BePC)

    cpu="i386"

  ;;

  x86_64|amd64)

    cpu="x86_64"

  ;;

  armv*b|armv*l|arm)

    cpu="arm"

  ;;

  hppa|parisc|parisc64)

    cpu="hppa"

  ;;

  mips*)

    cpu="mips"

  ;;

  sparc|sun4[cdmuv])

    cpu="sparc"

  ;;

  *)

    # This will result in either an error or falling back to TCI later

    ARCH=unknown

  ;;

esac

if test -z "$ARCH"; then

  ARCH="$cpu"

fi

# OS specific

case $targetos in

CYGWIN*)

  mingw32="yes"

  QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"

  audio_possible_drivers="winwave sdl"

  audio_drv_list="winwave"

;;

MINGW32*)

  mingw32="yes"

  audio_possible_drivers="winwave dsound sdl fmod"

  audio_drv_list="winwave"

;;

GNU/kFreeBSD)

  bsd="yes"

  audio_drv_list="oss"

  audio_possible_drivers="oss sdl esd pa"

;;

FreeBSD)

  bsd="yes"

  make="${MAKE-gmake}"

  audio_drv_list="oss"

  audio_possible_drivers="oss sdl esd pa"

  # needed for kinfo_getvmmap(3) in libutil.h

  LIBS="-lutil $LIBS"

;;

DragonFly)

  bsd="yes"

  make="${MAKE-gmake}"

  audio_drv_list="oss"

  audio_possible_drivers="oss sdl esd pa"

;;

NetBSD)

  bsd="yes"

  make="${MAKE-gmake}"

  audio_drv_list="oss"

  audio_possible_drivers="oss sdl esd"

  oss_lib="-lossaudio"

;;

OpenBSD)

  bsd="yes"

  make="${MAKE-gmake}"

  audio_drv_list="oss"

  audio_possible_drivers="oss sdl esd"

  oss_lib="-lossaudio"

;;

Darwin)

  bsd="yes"

  darwin="yes"

  if [ "$cpu" = "x86_64" ] ; then

    QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"

    LDFLAGS="-arch x86_64 $LDFLAGS"

  else

    QEMU_CFLAGS="-mdynamic-no-pic $QEMU_CFLAGS"

  fi

  cocoa="yes"

  audio_drv_list="coreaudio"

  audio_possible_drivers="coreaudio sdl fmod"

  LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"

  libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"

  # Disable attempts to use ObjectiveC features in os/object.h since they

  # won't work when we're compiling with gcc as a C compiler.

  QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"

;;

SunOS)

  solaris="yes"

  make="${MAKE-gmake}"

  install="${INSTALL-ginstall}"

  ld="gld"

  smbd="${SMBD-/usr/sfw/sbin/smbd}"

  needs_libsunmath="no"

  solarisrev=`uname -r | cut -f2 -d.`

  if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then

    if test "$solarisrev" -le 9 ; then

      if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then

        needs_libsunmath="yes"

        QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"

        LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"

        LIBS="-lsunmath $LIBS"

      else

        echo "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without"

        echo "libsunmath from the Sun Studio compilers tools, due to a lack of"

        echo "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86"

        echo "Studio 11 can be downloaded from www.sun.com."

        exit 1

      fi

    fi

  fi

  if test -f /usr/include/sys/soundcard.h ; then

    audio_drv_list="oss"

  fi

  audio_possible_drivers="oss sdl"

# needed for CMSG_ macros in sys/socket.h

  QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"

# needed for TIOCWIN* defines in termios.h

  QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"

  QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"

  solarisnetlibs="-lsocket -lnsl -lresolv"

  LIBS="$solarisnetlibs $LIBS"

  libs_qga="$solarisnetlibs $libs_qga"

;;

AIX)

  aix="yes"

  make="${MAKE-gmake}"

;;

Haiku)

  haiku="yes"

  QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"

  LIBS="-lposix_error_mapper -lnetwork $LIBS"

;;

*)

  audio_drv_list="oss"

  audio_possible_drivers="oss alsa sdl esd pa"

  linux="yes"

  linux_user="yes"

  usb="linux"

  kvm="yes"

  vhost_net="yes"

  if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then

    audio_possible_drivers="$audio_possible_drivers fmod"

  fi

;;

esac

if [ "$bsd" = "yes" ] ; then

  if [ "$darwin" != "yes" ] ; then

    usb="bsd"

    bsd_user="yes"

  fi

fi

: ${make=${MAKE-make}}

: ${install=${INSTALL-install}}

: ${python=${PYTHON-python}}

: ${smbd=${SMBD-/usr/sbin/smbd}}

# Default objcc to clang if available, otherwise use CC

if has clang; then

  objcc=clang

else

  objcc="$cc"

fi

if test "$mingw32" = "yes" ; then

  EXESUF=".exe"

  QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"

  # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)

  QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"

  LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"

cat > $TMPC << EOF

int main(void) { return 0; }

EOF

  if compile_prog "" "-liberty" ; then

    LIBS="-liberty $LIBS"

  fi

  prefix="c:/Program Files/QEMU"

  mandir="\${prefix}"

  datadir="\${prefix}"

  qemu_docdir="\${prefix}"

  bindir="\${prefix}"

  sysconfdir="\${prefix}"

  local_statedir="\${prefix}"

  confsuffix=""

  libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"

fi

werror=""

for opt do

  optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`

  case "$opt" in

  --help|-h) show_help=yes

  ;;

  --version|-V) exec cat $source_path/VERSION

  ;;

  --prefix=*) prefix="$optarg"

  ;;

  --interp-prefix=*) interp_prefix="$optarg"

  ;;

  --source-path=*)

  ;;

  --cross-prefix=*)

  ;;

  --cc=*)

  ;;

  --host-cc=*) host_cc="$optarg"

  ;;

  --objcc=*) objcc="$optarg"

  ;;

  --make=*) make="$optarg"

  ;;

  --install=*) install="$optarg"

  ;;

  --python=*) python="$optarg"

  ;;

  --gcov=*) gcov_tool="$optarg"

  ;;

  --smbd=*) smbd="$optarg"

  ;;

  --extra-cflags=*)

  ;;

  --extra-ldflags=*)

  ;;

  --enable-debug-info)

  ;;

  --disable-debug-info)

  ;;

  --cpu=*)

  ;;

  --target-list=*) target_list="$optarg"

  ;;

  --enable-trace-backend=*) trace_backend="$optarg"

  ;;

  --with-trace-file=*) trace_file="$optarg"

  ;;

  --enable-gprof) gprof="yes"

  ;;

  --enable-gcov) gcov="yes"

  ;;

  --static)

    static="yes"

    LDFLAGS="-static $LDFLAGS"

    QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"

  ;;

  --mandir=*) mandir="$optarg"

  ;;

  --bindir=*) bindir="$optarg"

  ;;

  --libdir=*) libdir="$optarg"

  ;;

  --libexecdir=*) libexecdir="$optarg"

  ;;

  --includedir=*) includedir="$optarg"

  ;;

  --datadir=*) datadir="$optarg"

  ;;

  --with-confsuffix=*) confsuffix="$optarg"

  ;;

  --docdir=*) qemu_docdir="$optarg"

  ;;

  --sysconfdir=*) sysconfdir="$optarg"

  ;;

  --localstatedir=*) local_statedir="$optarg"

  ;;

  --sbindir=*|--sharedstatedir=*|\

  --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\

  --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)

    # These switches are silently ignored, for compatibility with

    # autoconf-generated configure scripts. This allows QEMU's

    # configure to be used by RPM and similar macros that set

    # lots of directory switches by default.

  ;;

  --with-system-pixman) pixman="system"

  ;;

  --without-system-pixman) pixman="internal"

  ;;

  --without-pixman) pixman="none"

  ;;

  --disable-sdl) sdl="no"

  ;;

  --enable-sdl) sdl="yes"

  ;;

  --disable-virtfs) virtfs="no"

  ;;

  --enable-virtfs) virtfs="yes"

  ;;

  --disable-vnc) vnc="no"

  ;;

  --enable-vnc) vnc="yes"

  ;;

  --fmod-lib=*) fmod_lib="$optarg"

  ;;

  --fmod-inc=*) fmod_inc="$optarg"

  ;;

  --oss-lib=*) oss_lib="$optarg"

  ;;

  --audio-card-list=*) audio_card_list=`echo "$optarg" | sed -e 's/,/ /g'`

  ;;

  --audio-drv-list=*) audio_drv_list="$optarg"

  ;;

  --block-drv-whitelist=*) block_drv_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`

  ;;

  --enable-debug-tcg) debug_tcg="yes"

  ;;

  --disable-debug-tcg) debug_tcg="no"

  ;;

  --enable-debug)

      # Enable debugging options that aren't excessively noisy

      debug_tcg="yes"

      debug="yes"

      strip_opt="no"

  ;;

  --enable-sparse) sparse="yes"

  ;;

  --disable-sparse) sparse="no"

  ;;

  --disable-strip) strip_opt="no"

  ;;

  --disable-vnc-tls) vnc_tls="no"

  ;;

  --enable-vnc-tls) vnc_tls="yes"

  ;;

  --disable-vnc-sasl) vnc_sasl="no"

  ;;

  --enable-vnc-sasl) vnc_sasl="yes"

  ;;

  --disable-vnc-jpeg) vnc_jpeg="no"

  ;;

  --enable-vnc-jpeg) vnc_jpeg="yes"

  ;;

  --disable-vnc-png) vnc_png="no"

  ;;

  --enable-vnc-png) vnc_png="yes"

  ;;

  --disable-slirp) slirp="no"

  ;;

  --disable-uuid) uuid="no"

  ;;

  --enable-uuid) uuid="yes"

  ;;

  --disable-vde) vde="no"

  ;;

  --enable-vde) vde="yes"

  ;;

  --disable-xen) xen="no"

  ;;

  --enable-xen) xen="yes"

  ;;

  --disable-xen-pci-passthrough) xen_pci_passthrough="no"

  ;;

  --enable-xen-pci-passthrough) xen_pci_passthrough="yes"

  ;;

  --disable-brlapi) brlapi="no"

  ;;

  --enable-brlapi) brlapi="yes"

  ;;

  --disable-bluez) bluez="no"

  ;;

  --enable-bluez) bluez="yes"

  ;;

  --disable-kvm) kvm="no"

  ;;

  --enable-kvm) kvm="yes"

  ;;

  --disable-tcg-interpreter) tcg_interpreter="no"

  ;;

  --enable-tcg-interpreter) tcg_interpreter="yes"

  ;;

  --disable-cap-ng)  cap_ng="no"

  ;;

  --enable-cap-ng) cap_ng="yes"

  ;;

  --disable-spice) spice="no"

  ;;

  --enable-spice) spice="yes"

  ;;

  --disable-libiscsi) libiscsi="no"

  ;;

  --enable-libiscsi) libiscsi="yes"

  ;;

  --enable-profiler) profiler="yes"

  ;;

  --disable-cocoa) cocoa="no"

  ;;

  --enable-cocoa)

      cocoa="yes" ;

      sdl="no" ;

      audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"

  ;;

  --disable-system) softmmu="no"

  ;;

  --enable-system) softmmu="yes"

  ;;

  --disable-user)

      linux_user="no" ;

      bsd_user="no" ;

  ;;

  --enable-user) ;;

  --disable-linux-user) linux_user="no"

  ;;

  --enable-linux-user) linux_user="yes"

  ;;

  --disable-bsd-user) bsd_user="no"

  ;;

  --enable-bsd-user) bsd_user="yes"

  ;;

  --enable-guest-base) guest_base="yes"

  ;;

  --disable-guest-base) guest_base="no"

  ;;

  --enable-pie) pie="yes"

  ;;

  --disable-pie) pie="no"

  ;;

  --enable-uname-release=*) uname_release="$optarg"

  ;;

  --enable-werror) werror="yes"

  ;;

  --disable-werror) werror="no"

  ;;

  --disable-curses) curses="no"

  ;;

  --enable-curses) curses="yes"

  ;;

  --disable-curl) curl="no"

  ;;

  --enable-curl) curl="yes"

  ;;

  --disable-fdt) fdt="no"

  ;;

  --enable-fdt) fdt="yes"

  ;;

  --disable-nptl) nptl="no"

  ;;

  --enable-nptl) nptl="yes"

  ;;

  --enable-mixemu) mixemu="yes"

  ;;

  --disable-linux-aio) linux_aio="no"

  ;;

  --enable-linux-aio) linux_aio="yes"

  ;;

  --disable-attr) attr="no"

  ;;

  --enable-attr) attr="yes"

  ;;

  --disable-blobs) blobs="no"

  ;;

  --with-pkgversion=*) pkgversion=" ($optarg)"

  ;;

  --with-coroutine=*) coroutine="$optarg"

  ;;

  --disable-docs) docs="no"

  ;;

  --enable-docs) docs="yes"

  ;;

  --disable-vhost-net) vhost_net="no"

  ;;

  --enable-vhost-net) vhost_net="yes"

  ;;

  --disable-opengl) opengl="no"

  ;;

  --enable-opengl) opengl="yes"

  ;;

  --disable-rbd) rbd="no"

  ;;

  --enable-rbd) rbd="yes"

  ;;

  --disable-xfsctl) xfs="no"

  ;;

  --enable-xfsctl) xfs="yes"

  ;;

  --disable-smartcard) smartcard="no"

  ;;

  --enable-smartcard) smartcard="yes"

  ;;

  --disable-smartcard-nss) smartcard_nss="no"

  ;;

  --enable-smartcard-nss) smartcard_nss="yes"

  ;;

  --disable-usb-redir) usb_redir="no"

  ;;

  --enable-usb-redir) usb_redir="yes"

  ;;

  --disable-zlib-test) zlib="no"

  ;;

  --enable-guest-agent) guest_agent="yes"

  ;;

  --disable-guest-agent) guest_agent="no"

  ;;

  --enable-tools) want_tools="yes"

  ;;

  --disable-tools) want_tools="no"

  ;;

  --enable-seccomp) seccomp="yes"

  ;;

  --disable-seccomp) seccomp="no"

  ;;

  --disable-glusterfs) glusterfs="no"

  ;;

  --enable-glusterfs) glusterfs="yes"

  ;;

  --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"

  ;;

  --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"

  ;;

  *) echo "ERROR: unknown option $opt"; show_help="yes"

  ;;

  esac

done

case "$cpu" in

    sparc)

           LDFLAGS="-m32 $LDFLAGS"

           QEMU_CFLAGS="-m32 -mcpu=ultrasparc $QEMU_CFLAGS"

           ;;

    sparc64)

           LDFLAGS="-m64 $LDFLAGS"

           QEMU_CFLAGS="-m64 -mcpu=ultrasparc $QEMU_CFLAGS"

           ;;

    s390)

           QEMU_CFLAGS="-m31 -march=z990 $QEMU_CFLAGS"

           LDFLAGS="-m31 $LDFLAGS"

           ;;

    s390x)

           QEMU_CFLAGS="-m64 -march=z990 $QEMU_CFLAGS"

           LDFLAGS="-m64 $LDFLAGS"

           ;;

    i386)

           QEMU_CFLAGS="-m32 $QEMU_CFLAGS"

           LDFLAGS="-m32 $LDFLAGS"

           cc_i386='$(CC) -m32'

           ;;

    x86_64)

           QEMU_CFLAGS="-m64 $QEMU_CFLAGS"

           LDFLAGS="-m64 $LDFLAGS"

           cc_i386='$(CC) -m32'

           ;;

    # No special flags required for other host CPUs

esac

default_target_list=""

# these targets are portable

if [ "$softmmu" = "yes" ] ; then

    default_target_list="\

i386-softmmu \

x86_64-softmmu \

alpha-softmmu \

arm-softmmu \

cris-softmmu \

lm32-softmmu \

m68k-softmmu \

microblaze-softmmu \

microblazeel-softmmu \

mips-softmmu \

mipsel-softmmu \

mips64-softmmu \

mips64el-softmmu \

or32-softmmu \

ppc-softmmu \

ppcemb-softmmu \

ppc64-softmmu \

sh4-softmmu \

sh4eb-softmmu \

sparc-softmmu \

sparc64-softmmu \

s390x-softmmu \

xtensa-softmmu \

xtensaeb-softmmu \

unicore32-softmmu \

"

fi

# the following are Linux specific

if [ "$linux_user" = "yes" ] ; then

    default_target_list="${default_target_list}\

i386-linux-user \

x86_64-linux-user \

alpha-linux-user \

arm-linux-user \

armeb-linux-user \

cris-linux-user \

m68k-linux-user \

microblaze-linux-user \

microblazeel-linux-user \

mips-linux-user \

mipsel-linux-user \

or32-linux-user \

ppc-linux-user \

ppc64-linux-user \

ppc64abi32-linux-user \

sh4-linux-user \

sh4eb-linux-user \

sparc-linux-user \

sparc64-linux-user \

sparc32plus-linux-user \

unicore32-linux-user \

s390x-linux-user \

"

fi

# the following are BSD specific

if [ "$bsd_user" = "yes" ] ; then