# Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
# options which some versions of GCC's C++ compiler complain about
# because they only make sense for C programs.
- QEMU_CXXFLAGS=
+ QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS"
+
for arg in $QEMU_CFLAGS; do
case $arg in
-Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
glusterfs=""
glusterfs_xlator_opt="no"
glusterfs_discard="no"
+glusterfs_fallocate="no"
glusterfs_zerofill="no"
gtk=""
gtkabi=""
virglrenderer=""
tpm="yes"
libssh2=""
+live_block_migration="yes"
numa=""
tcmalloc="no"
jemalloc="no"
--extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
EXTRA_CFLAGS="$optarg"
;;
+ --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
+ EXTRA_CXXFLAGS="$optarg"
+ ;;
--extra-ldflags=*) LDFLAGS="$LDFLAGS $optarg"
EXTRA_LDFLAGS="$optarg"
;;
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 $QEMU_CFLAGS"
-QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
+QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/accel/tcg -I\$(SRC_PATH)/include"
if test "$debug_info" = "yes"; then
CFLAGS="-g $CFLAGS"
LDFLAGS="-g $LDFLAGS"
audio_possible_drivers="oss sdl"
oss_lib="-lossaudio"
HOST_VARIANT_DIR="netbsd"
+ supported_os="yes"
;;
OpenBSD)
bsd="yes"
sysconfdir="\${prefix}"
local_statedir=
confsuffix=""
- libs_qga="-lws2_32 -lwinmm -lpowrprof -liphlpapi -lnetapi32 $libs_qga"
+ libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -liphlpapi -lnetapi32 $libs_qga"
fi
werror=""
;;
--extra-cflags=*)
;;
+ --extra-cxxflags=*)
+ ;;
--extra-ldflags=*)
;;
--enable-debug-info)
;;
--enable-libssh2) libssh2="yes"
;;
+ --disable-live-block-migration) live_block_migration="no"
+ ;;
+ --enable-live-block-migration) live_block_migration="yes"
+ ;;
--disable-numa) numa="no"
;;
--enable-numa) numa="yes"
LDFLAGS="-m64 $LDFLAGS"
;;
sparc)
- LDFLAGS="-m32 $LDFLAGS"
- CPU_CFLAGS="-m32 -mcpu=ultrasparc"
+ CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
+ LDFLAGS="-m32 -mv8plus $LDFLAGS"
;;
sparc64)
- LDFLAGS="-m64 $LDFLAGS"
CPU_CFLAGS="-m64 -mcpu=ultrasparc"
+ LDFLAGS="-m64 $LDFLAGS"
;;
s390)
CPU_CFLAGS="-m31"
done
# Enumerate public trace backends for --help output
-trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
+trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
if test x"$show_help" = x"yes" ; then
cat << EOF
--cxx=CXX use C++ compiler CXX [$cxx]
--objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
--extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
+ --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
--extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
--make=MAKE use specified make [$make]
--install=INSTALL use specified install [$install]
--oss-lib path to OSS library
--cpu=CPU Build for host CPU [$cpu]
--with-coroutine=BACKEND coroutine backend. Supported options:
- gthread, ucontext, sigaltstack, windows
+ ucontext, sigaltstack, windows
--enable-gcov enable test coverage analysis with gcov
--gcov=GCOV use specified gcov [$gcov_tool]
--disable-blobs disable installing provided firmware blobs
libnfs nfs support
smartcard smartcard support (libcacard)
libusb libusb (for usb passthrough)
+ live-block-migration Block migration in the main migration stream
usb-redir usb network redirection support
lzo support of lzo compression library
snappy support of snappy compression library
error_exit "Unrecognized host OS $targetos"
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 > $TMPCXX <<EOF
-extern "C" {
- int c_function(void);
-}
-int c_function(void) { return 42; }
-EOF
-
- update_cxxflags
-
- if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $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
-
gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
gcc_flags="-Wno-missing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
# xen probe
if test "$xen" != "no" ; then
- xen_libs="-lxenstore -lxenctrl -lxenguest"
- xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
+ # Check whether Xen library path is specified via --extra-ldflags to avoid
+ # overriding this setting with pkg-config output. If not, try pkg-config
+ # to obtain all needed flags.
+
+ if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
+ $pkg_config --exists xencontrol ; then
+ xen_ctrl_version="$(printf '%d%02d%02d' \
+ $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
+ xen=yes
+ xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
+ xen_pc="$xen_pc xenevtchn xendevicemodel"
+ QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
+ libs_softmmu="$($pkg_config --libs $xen_pc) $libs_softmmu"
+ LDFLAGS="$($pkg_config --libs $xen_pc) $LDFLAGS"
+ else
- # First we test whether Xen headers and libraries are available.
- # If no, we are done and there is no Xen support.
- # If yes, more tests are run to detect the Xen version.
+ xen_libs="-lxenstore -lxenctrl -lxenguest"
+ xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
- # Xen (any)
- cat > $TMPC <<EOF
+ # First we test whether Xen headers and libraries are available.
+ # If no, we are done and there is no Xen support.
+ # If yes, more tests are run to detect the Xen version.
+
+ # Xen (any)
+ cat > $TMPC <<EOF
#include <xenctrl.h>
int main(void) {
return 0;
}
EOF
- if ! compile_prog "" "$xen_libs" ; then
- # Xen not found
- if test "$xen" = "yes" ; then
- feature_not_found "xen" "Install xen devel"
- fi
- xen=no
+ if ! compile_prog "" "$xen_libs" ; then
+ # Xen not found
+ if test "$xen" = "yes" ; then
+ feature_not_found "xen" "Install xen devel"
+ fi
+ xen=no
+
+ # Xen unstable
+ elif
+ cat > $TMPC <<EOF &&
+#undef XC_WANT_COMPAT_DEVICEMODEL_API
+#define __XEN_TOOLS__
+#include <xendevicemodel.h>
+int main(void) {
+ xendevicemodel_handle *xd;
+
+ xd = xendevicemodel_open(0, 0);
+ xendevicemodel_close(xd);
- # Xen unstable
- elif
- cat > $TMPC <<EOF &&
+ return 0;
+}
+EOF
+ compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
+ then
+ xen_stable_libs="-lxendevicemodel $xen_stable_libs"
+ xen_ctrl_version=40900
+ xen=yes
+ elif
+ cat > $TMPC <<EOF &&
/*
* If we have stable libs the we don't want the libxc compat
* layers, regardless of what CFLAGS we may have been given.
return 0;
}
EOF
- compile_prog "" "$xen_libs $xen_stable_libs"
- then
- xen_ctrl_version=480
- xen=yes
- elif
- cat > $TMPC <<EOF &&
+ compile_prog "" "$xen_libs $xen_stable_libs"
+ then
+ xen_ctrl_version=40800
+ xen=yes
+ elif
+ cat > $TMPC <<EOF &&
/*
* If we have stable libs the we don't want the libxc compat
* layers, regardless of what CFLAGS we may have been given.
return 0;
}
EOF
- compile_prog "" "$xen_libs $xen_stable_libs"
- then
- xen_ctrl_version=471
- xen=yes
- elif
- cat > $TMPC <<EOF &&
+ compile_prog "" "$xen_libs $xen_stable_libs"
+ then
+ xen_ctrl_version=40701
+ xen=yes
+ elif
+ cat > $TMPC <<EOF &&
#include <xenctrl.h>
#include <stdint.h>
int main(void) {
return 0;
}
EOF
- compile_prog "" "$xen_libs"
- then
- xen_ctrl_version=470
- xen=yes
-
- # Xen 4.6
- elif
- cat > $TMPC <<EOF &&
+ compile_prog "" "$xen_libs"
+ then
+ xen_ctrl_version=40700
+ xen=yes
+
+ # Xen 4.6
+ elif
+ cat > $TMPC <<EOF &&
#include <xenctrl.h>
#include <xenstore.h>
#include <stdint.h>
return 0;
}
EOF
- compile_prog "" "$xen_libs"
- then
- xen_ctrl_version=460
- xen=yes
-
- # Xen 4.5
- elif
- cat > $TMPC <<EOF &&
+ compile_prog "" "$xen_libs"
+ then
+ xen_ctrl_version=40600
+ xen=yes
+
+ # Xen 4.5
+ elif
+ cat > $TMPC <<EOF &&
#include <xenctrl.h>
#include <xenstore.h>
#include <stdint.h>
return 0;
}
EOF
- compile_prog "" "$xen_libs"
- then
- xen_ctrl_version=450
- xen=yes
+ compile_prog "" "$xen_libs"
+ then
+ xen_ctrl_version=40500
+ xen=yes
- elif
- cat > $TMPC <<EOF &&
+ elif
+ cat > $TMPC <<EOF &&
#include <xenctrl.h>
#include <xenstore.h>
#include <stdint.h>
return 0;
}
EOF
- compile_prog "" "$xen_libs"
- then
- xen_ctrl_version=420
- xen=yes
+ compile_prog "" "$xen_libs"
+ then
+ xen_ctrl_version=40200
+ xen=yes
- else
- if test "$xen" = "yes" ; then
- feature_not_found "xen (unsupported version)" \
- "Install a supported xen (xen 4.2 or newer)"
+ else
+ if test "$xen" = "yes" ; then
+ feature_not_found "xen (unsupported version)" \
+ "Install a supported xen (xen 4.2 or newer)"
+ fi
+ xen=no
fi
- xen=no
- fi
- if test "$xen" = yes; then
- if test $xen_ctrl_version -ge 471 ; then
- libs_softmmu="$xen_stable_libs $libs_softmmu"
+ if test "$xen" = yes; then
+ if test $xen_ctrl_version -ge 40701 ; then
+ libs_softmmu="$xen_stable_libs $libs_softmmu"
+ fi
+ libs_softmmu="$xen_libs $libs_softmmu"
fi
- libs_softmmu="$xen_libs $libs_softmmu"
fi
fi
# GTK probe
if test "$gtkabi" = ""; then
- # The GTK ABI was not specified explicitly, so try whether 2.0 is available.
- # Use 3.0 as a fallback if that is available.
- if $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
- gtkabi=2.0
- elif $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
+ # The GTK ABI was not specified explicitly, so try whether 3.0 is available.
+ # Use 2.0 as a fallback if that is available.
+ if $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
gtkabi=3.0
- else
+ elif $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
gtkabi=2.0
+ else
+ gtkabi=3.0
fi
fi
libs_softmmu="$gtk_libs $libs_softmmu"
gtk="yes"
elif test "$gtk" = "yes"; then
- feature_not_found "gtk" "Install gtk2 or gtk3 devel"
+ feature_not_found "gtk" "Install gtk3-devel"
else
gtk="no"
fi
# sdl-config even without cross prefix, and favour pkg-config over sdl-config.
if test "$sdlabi" = ""; then
- if $pkg_config --exists "sdl"; then
- sdlabi=1.2
- elif $pkg_config --exists "sdl2"; then
+ if $pkg_config --exists "sdl2"; then
sdlabi=2.0
- else
+ elif $pkg_config --exists "sdl"; then
sdlabi=1.2
+ else
+ sdlabi=2.0
fi
fi
sdlversion=$($sdlconfig --version)
else
if test "$sdl" = "yes" ; then
- feature_not_found "sdl" "Install SDL devel"
+ feature_not_found "sdl" "Install SDL2-devel"
fi
sdl=no
fi
#include <curses.h>
#include <wchar.h>
int main(void) {
- const char *s = curses_version();
wchar_t wch = L'w';
setlocale(LC_ALL, "");
resize_term(0, 0);
addwstr(L"wide chars\n");
addnwstr(&wch, 1);
add_wch(WACS_DEGREE);
- return s != 0;
+ return 0;
}
EOF
IFS=:
glusterfs_discard="yes"
fi
if $pkg_config --atleast-version=6 glusterfs-api; then
+ glusterfs_fallocate="yes"
glusterfs_zerofill="yes"
fi
else
inotify1=yes
fi
-# check if utimensat and futimens are supported
-utimens=no
-cat > $TMPC << EOF
-#define _ATFILE_SOURCE
-#include <stddef.h>
-#include <fcntl.h>
-#include <sys/stat.h>
-
-int main(void)
-{
- utimensat(AT_FDCWD, "foo", NULL, 0);
- futimens(0, NULL);
- return 0;
-}
-EOF
-if compile_prog "" "" ; then
- utimens=yes
-fi
-
# check if pipe2 is there
pipe2=no
cat > $TMPC << EOF
# check and set a backend for coroutine
# We prefer ucontext, but it's not always possible. The fallback
-# is sigcontext. gthread is not selectable except explicitly, because
-# it is not functional enough to run QEMU proper. (It is occasionally
-# useful for debugging purposes.) On Windows the only valid backend
-# is the Windows-specific one.
+# is sigcontext. On Windows the only valid backend is the Windows
+# specific one.
ucontext_works=no
if test "$darwin" != "yes"; then
feature_not_found "ucontext"
fi
;;
- gthread|sigaltstack)
+ sigaltstack)
if test "$mingw32" = "yes"; then
error_exit "only the 'windows' coroutine backend is valid for Windows"
fi
fi
if test "$coroutine_pool" = ""; then
- if test "$coroutine" = "gthread"; then
- coroutine_pool=no
- else
- coroutine_pool=yes
- fi
-fi
-if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
- error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
+ coroutine_pool=yes
fi
if test "$debug_stack_usage" = "yes"; then
fi
##########################################
+# check for _Static_assert()
+
+have_static_assert=no
+cat > $TMPC << EOF
+_Static_assert(1, "success");
+int main(void) {
+ return 0;
+}
+EOF
+if compile_prog "" "" ; then
+ have_static_assert=yes
+fi
+
+##########################################
# End of CC checks
# After here, no more $cc or $ld runs
fi
fi
+# Check that the C++ compiler exists and works with the C compiler.
+# All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
+if has $cxx; then
+ cat > $TMPC <<EOF
+int c_function(void);
+int main(void) { return c_function(); }
+EOF
+
+ compile_object
+
+ cat > $TMPCXX <<EOF
+extern "C" {
+ int c_function(void);
+}
+int c_function(void) { return 42; }
+EOF
+
+ update_cxxflags
+
+ if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $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
+
echo_version() {
if test "$1" = "yes" ; then
echo "($2)"
echo "libssh2 support $libssh2"
echo "TPM passthrough $tpm_passthrough"
echo "QOM debugging $qom_cast_debug"
+echo "Live block migration $live_block_migration"
echo "lzo support $lzo"
echo "snappy support $snappy"
echo "bzip2 support $bzip2"
fi
echo "qemu_helperdir=$libexecdir" >> $config_host_mak
echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
+echo "extra_cxxflags=$EXTRA_CXXFLAGS" >> $config_host_mak
echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
if test "$curses" = "yes" ; then
echo "CONFIG_CURSES=y" >> $config_host_mak
fi
-if test "$utimens" = "yes" ; then
- echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
-fi
if test "$pipe2" = "yes" ; then
echo "CONFIG_PIPE2=y" >> $config_host_mak
fi
echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
fi
+if test "$glusterfs_fallocate" = "yes" ; then
+ echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
+fi
+
if test "$glusterfs_zerofill" = "yes" ; then
echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
fi
echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
fi
+if test "$live_block_migration" = "yes" ; then
+ echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
+fi
+
# USB host support
if test "$libusb" = "yes"; then
echo "HOST_USB=libusb legacy" >> $config_host_mak
echo "CONFIG_SYSMACROS=y" >> $config_host_mak
fi
+if test "$have_static_assert" = "yes" ; then
+ echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
+fi
+
# Hold two types of flag:
# CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
# a thread we have a handle to
echo "CFLAGS=$CFLAGS" >> $config_host_mak
echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
+echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
if test "$sparse" = "yes" ; then
echo "CC := REAL_CC=\"\$(CC)\" cgcc" >> $config_host_mak
case "$target_name" in
i386)
+ gdb_xml_files="i386-32bit.xml i386-32bit-core.xml i386-32bit-sse.xml"
;;
x86_64)
TARGET_BASE_ARCH=i386
+ gdb_xml_files="i386-64bit.xml i386-64bit-core.xml i386-64bit-sse.xml"
;;
alpha)
mttcg="yes"
;;
m68k)
bflt="yes"
- gdb_xml_files="cf-core.xml cf-fp.xml"
+ gdb_xml_files="cf-core.xml cf-fp.xml m68k-fp.xml"
;;
microblaze|microblazeel)
TARGET_ARCH=microblaze
ppc64)
TARGET_BASE_ARCH=ppc
TARGET_ABI_DIR=ppc
+ mttcg=yes
gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
;;
ppc64le)
TARGET_ARCH=ppc64
TARGET_BASE_ARCH=ppc
TARGET_ABI_DIR=ppc
+ mttcg=yes
gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
;;
ppc64abi32)
# build tree in object directory in case the source is not in the current directory
DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
-DIRS="$DIRS docs fsdev"
+DIRS="$DIRS docs docs/interop fsdev"
DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
DIRS="$DIRS roms/seabios roms/vgabios"
DIRS="$DIRS qapi-generated"
FILES="$FILES pc-bios/s390-ccw/Makefile"
FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
FILES="$FILES pc-bios/qemu-icon.bmp"
+FILES="$FILES .gdbinit scripts" # scripts needed by relative path in .gdbinit
for bios_file in \
$source_path/pc-bios/*.bin \
$source_path/pc-bios/*.lid \
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