fi
TMPC="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.c"
-TMPO="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.o"
+TMPB="qemu-conf-${RANDOM}-$$-${RANDOM}"
+TMPO="${TMPDIR1}/${TMPB}.o"
+TMPL="${TMPDIR1}/${TMPB}.lo"
+TMPA="${TMPDIR1}/lib${TMPB}.la"
TMPE="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.exe"
# NB: do not call "exit" in the trap handler; this is buggy with some shells;
do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
}
+do_libtool() {
+ local mode=$1
+ shift
+ # Run the compiler, capturing its output to the log.
+ echo $libtool $mode --tag=CC $cc "$@" >> config.log
+ $libtool $mode --tag=CC $cc "$@" >> 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 $libtool $mode --tag=CC $cc -Werror "$@" >> config.log
+ $libtool $mode --tag=CC $cc -Werror "$@" >> config.log 2>&1 && return $?
+ error_exit "configure test passed without -Werror but failed with -Werror." \
+ "This is probably a bug in the configure script. The failing command" \
+ "will be at the bottom of config.log." \
+ "You can run configure with --disable-werror to bypass this check."
+}
+
+libtool_prog() {
+ do_libtool --mode=compile $QEMU_CFLAGS -c -fPIE -DPIE -o $TMPO $TMPC || return $?
+ do_libtool --mode=link $LDFLAGS -o $TMPA $TMPL -rpath /usr/local/lib
+}
+
# symbolically link $1 to $2. Portable version of "ln -sf".
symlink() {
rm -rf "$2"
gcov="no"
gcov_tool="gcov"
EXESUF=""
+DSOSUF=".so"
+LDFLAGS_SHARED="-shared"
+modules="no"
prefix="/usr/local"
mandir="\${prefix}/share/man"
datadir="\${prefix}/share"
Darwin)
bsd="yes"
darwin="yes"
+ LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
if [ "$cpu" = "x86_64" ] ; then
QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
LDFLAGS="-arch x86_64 $LDFLAGS"
- else
- QEMU_CFLAGS="-mdynamic-no-pic $QEMU_CFLAGS"
fi
cocoa="yes"
audio_drv_list="coreaudio"
if test "$mingw32" = "yes" ; then
EXESUF=".exe"
+ DSOSUF=".dll"
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 $QEMU_CFLAGS"
;;
--disable-debug-info)
;;
+ --enable-modules)
+ modules="yes"
+ ;;
--cpu=*)
;;
--target-list=*) target_list="$optarg"
--libdir=PATH install libraries in PATH
--sysconfdir=PATH install config in PATH$confsuffix
--localstatedir=PATH install local state in PATH (set at runtime on win32)
- --with-confsuffix=SUFFIX suffix for QEMU data inside datadir and sysconfdir [$confsuffix]
+ --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
+ --enable-modules enable modules support
--enable-debug-tcg enable TCG debugging
--disable-debug-tcg disable TCG debugging (default)
--enable-debug-info enable debugging information (default)
error_exit "\"$cc\" either does not exist or does not work"
fi
+# Check that the C++ compiler exists and works with the C compiler
+if has $cxx; then
+ cat > $TMPC <<EOF
+int c_function(void);
+int main(void) { return c_function(); }
+EOF
+
+ compile_object
+
+ cat > $TMPC <<EOF
+extern "C" {
+ int c_function(void);
+}
+int c_function(void) { return 42; }
+EOF
+
+ if (cc=$cxx do_cc $QEMU_CFLAGS -o $TMPE $TMPC $TMPO $LDFLAGS); then
+ # C++ compiler $cxx works ok with C compiler $cc
+ :
+ else
+ echo "C++ compiler $cxx does not work with C compiler $cc"
+ echo "Disabling C++ specific optional code"
+ cxx=
+ fi
+else
+ echo "No C++ compiler available; disabling C++ specific optional code"
+ cxx=
+fi
+
# Consult white-list to determine whether to enable werror
# by default. Only enable by default for git builds
z_version=`cut -f3 -d. $source_path/VERSION`
fi
fi
+# check for broken gcc and libtool in RHEL5
+if test -n "$libtool" -a "$pie" != "no" ; then
+ cat > $TMPC <<EOF
+
+void *f(unsigned char *buf, int len);
+void *g(unsigned char *buf, int len);
+
+void *
+f(unsigned char *buf, int len)
+{
+ return (void*)0L;
+}
+
+void *
+g(unsigned char *buf, int len)
+{
+ return f(buf, len);
+}
+
+EOF
+ if ! libtool_prog; then
+ echo "Disabling libtool due to broken toolchain support"
+ libtool=
+ fi
+fi
+
##########################################
# __sync_fetch_and_and requires at least -march=i486. Many toolchains
# use i686 as default anyway, but for those that don't, an explicit
else
glib_req_ver=2.12
fi
-if $pkg_config --atleast-version=$glib_req_ver gthread-2.0; then
- glib_cflags=`$pkg_config --cflags gthread-2.0`
- glib_libs=`$pkg_config --libs gthread-2.0`
- CFLAGS="$glib_cflags $CFLAGS"
- LIBS="$glib_libs $LIBS"
- libs_qga="$glib_libs $libs_qga"
-else
- error_exit "glib-$glib_req_ver required to compile QEMU"
+
+for i in gthread-2.0 gmodule-2.0; do
+ if $pkg_config --atleast-version=$glib_req_ver $i; then
+ glib_cflags=`$pkg_config --cflags $i`
+ glib_libs=`$pkg_config --libs $i`
+ CFLAGS="$glib_cflags $CFLAGS"
+ LIBS="$glib_libs $LIBS"
+ libs_qga="$glib_libs $libs_qga"
+ else
+ error_exit "glib-$glib_req_ver $i is required to compile QEMU"
+ fi
+done
+
+##########################################
+# SHA command probe for modules
+if test "$modules" = yes; then
+ shacmd_probe="sha1sum sha1 shasum"
+ for c in $shacmd_probe; do
+ if which $c &>/dev/null; then
+ shacmd="$c"
+ break
+ fi
+ done
+ if test "$shacmd" = ""; then
+ error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
+ fi
fi
##########################################
# For 'ust' backend, test if ust headers are present
if test "$trace_backend" = "ust"; then
cat > $TMPC << EOF
-#include <ust/tracepoint.h>
-#include <ust/marker.h>
+#include <lttng/tracepoint.h>
int main(void) { return 0; }
EOF
if compile_prog "" "" ; then
- LIBS="-lust -lurcu-bp $LIBS"
- libs_qga="-lust -lurcu-bp $libs_qga"
+ if $pkg_config lttng-ust --exists; then
+ lttng_ust_libs=`$pkg_config --libs lttng-ust`
+ else
+ lttng_ust_libs="-llttng-ust"
+ fi
+ if $pkg_config liburcu-bp --exists; then
+ urcu_bp_libs=`$pkg_config --libs liburcu-bp`
+ else
+ urcu_bp_libs="-lurcu-bp"
+ fi
+
+ LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
+ libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
else
- error_exit "Trace backend 'ust' missing libust header files"
+ error_exit "Trace backend 'ust' missing lttng-ust header files"
fi
fi
cat > $TMPC << EOF
#include <cpuid.h>
int main(void) {
- return 0;
+ unsigned a, b, c, d;
+ int max = __get_cpuid_max(0, 0);
+
+ if (max >= 1) {
+ __cpuid(1, a, b, c, d);
+ }
+
+ if (max >= 7) {
+ __cpuid_count(7, 0, a, b, c, d);
+ }
+
+ return 0;
}
EOF
if compile_prog "" "" ; then
fi
qemu_confdir=$sysconfdir$confsuffix
+qemu_moddir=$libdir$confsuffix
qemu_datadir=$datadir$confsuffix
qemu_localedir="$datadir/locale"
echo "BIOS directory `eval echo $qemu_datadir`"
echo "binary directory `eval echo $bindir`"
echo "library directory `eval echo $libdir`"
+echo "module directory `eval echo $qemu_moddir`"
echo "libexec directory `eval echo $libexecdir`"
echo "include directory `eval echo $includedir`"
echo "config directory `eval echo $sysconfdir`"
if test "$slirp" = "yes" ; then
echo "smbd $smbd"
fi
+echo "module support $modules"
echo "host CPU $cpu"
echo "host big endian $bigendian"
echo "target list $target_list"
echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
+echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
if test "$mingw32" = "no" ; then
echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
fi
if [ "$docs" = "yes" ] ; then
echo "BUILD_DOCS=yes" >> $config_host_mak
fi
+if test "$modules" = "yes"; then
+ # $shacmd can generate a hash started with digit, which the compiler doesn't
+ # like as an symbol. So prefix it with an underscore
+ echo "CONFIG_STAMP=_`(echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ `" >> $config_host_mak
+ echo "CONFIG_MODULES=y" >> $config_host_mak
+fi
if test "$sdl" = "yes" ; then
echo "CONFIG_SDL=y" >> $config_host_mak
echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
fi
if test "$curl" = "yes" ; then
- echo "CONFIG_CURL=y" >> $config_host_mak
+ echo "CONFIG_CURL=m" >> $config_host_mak
echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
echo "CURL_LIBS=$curl_libs" >> $config_host_mak
fi
fi
if test "$libiscsi" = "yes" ; then
- echo "CONFIG_LIBISCSI=y" >> $config_host_mak
+ echo "CONFIG_LIBISCSI=m" >> $config_host_mak
if test "$libiscsi_version" = "1.4.0"; then
echo "CONFIG_LIBISCSI_1_4=y" >> $config_host_mak
fi
echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
fi
if test "$rbd" = "yes" ; then
- echo "CONFIG_RBD=y" >> $config_host_mak
+ echo "CONFIG_RBD=m" >> $config_host_mak
echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
fi
fi
if test "$glusterfs" = "yes" ; then
- echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
+ echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
fi
fi
if test "$libssh2" = "yes" ; then
- echo "CONFIG_LIBSSH2=y" >> $config_host_mak
+ echo "CONFIG_LIBSSH2=m" >> $config_host_mak
echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
fi
echo "LIBS+=$LIBS" >> $config_host_mak
echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
echo "EXESUF=$EXESUF" >> $config_host_mak
+echo "DSOSUF=$DSOSUF" >> $config_host_mak
+echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
echo "POD2MAN=$POD2MAN" >> $config_host_mak
echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak