#
# Unset some variables known to interfere with behavior of common tools,
-# just as autoconf does.
-CLICOLOR_FORCE= GREP_OPTIONS=
-unset CLICOLOR_FORCE GREP_OPTIONS
+# just as autoconf does. Unlike autoconf, we assume that unset exists.
+unset CLICOLOR_FORCE GREP_OPTIONS BASH_ENV ENV MAIL MAILPATH CDPATH
# Don't allow CCACHE, if present, to use cached results of compile tests!
export CCACHE_RECACHE=yes
TMPB="qemu-conf"
TMPC="${TMPDIR1}/${TMPB}.c"
TMPO="${TMPDIR1}/${TMPB}.o"
-TMPM="${TMPDIR1}/${TMPB}.m"
TMPE="${TMPDIR1}/${TMPB}.exe"
rm -f config.log
$compiler "$@" >> config.log 2>&1 || return $?
}
-do_compiler_werror() {
- # Run the compiler, capturing its output to the log. First argument
- # is compiler binary to execute.
- compiler="$1"
- shift
- if test -n "$BASH_VERSION"; then eval '
- echo >>config.log "
-funcs: ${FUNCNAME[*]}
-lines: ${BASH_LINENO[*]}"
- '; fi
- echo $compiler "$@" >> config.log
- $compiler "$@" >> 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 $compiler -Werror "$@" >> config.log
- $compiler -Werror "$@" >> config.log 2>&1 && return $?
- error_exit "configure test passed without -Werror but failed with -Werror." \
- "This is probably a bug in the configure script. The failing command" \
- "will be at the bottom of config.log." \
- "You can run configure with --disable-werror to bypass this check."
-}
-
do_cc() {
- do_compiler_werror "$cc" $CPU_CFLAGS "$@"
-}
-
-do_objc() {
- do_compiler_werror "$objcc" $CPU_CFLAGS "$@"
-}
-
-# Append $2 to the variable named $1, with space separation
-add_to() {
- eval $1=\${$1:+\"\$$1 \"}\$2
+ do_compiler "$cc" $CPU_CFLAGS "$@"
}
compile_object() {
local_cflags="$1"
- do_cc $CFLAGS $EXTRA_CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
+ do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -c -o $TMPO $TMPC
}
compile_prog() {
local_cflags="$1"
local_ldflags="$2"
- do_cc $CFLAGS $EXTRA_CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC \
- $LDFLAGS $EXTRA_LDFLAGS $CONFIGURE_LDFLAGS $QEMU_LDFLAGS $local_ldflags
+ do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -o $TMPE $TMPC \
+ $LDFLAGS $EXTRA_LDFLAGS $local_ldflags
}
# symbolically link $1 to $2. Portable version of "ln -sf".
error_exit "main directory cannot contain spaces nor colons"
fi
+# parse CC options first; some compiler tests are used to establish
+# some defaults, based on the host environment
+
# default parameters
cpu=""
-static="no"
cross_compile="no"
cross_prefix=""
host_cc="cc"
-stack_protector=""
-safe_stack=""
-use_containers="yes"
-gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
-gdb_arches=""
-glib_has_gslice="no"
-
-if test -e "$source_path/.git"
-then
- git_submodules_action="update"
-else
- git_submodules_action="ignore"
-fi
-
-git_submodules="ui/keycodemapdb"
-git="git"
-
-# Don't accept a target_list environment variable.
-unset target_list
-unset target_list_exclude
+EXTRA_CFLAGS=""
+EXTRA_CXXFLAGS=""
+EXTRA_OBJCFLAGS=""
+EXTRA_LDFLAGS=""
# Default value for a variable defining feature "foo".
# * foo="no" feature will only be used if --enable-foo arg is given
# Always add --enable-foo and --disable-foo command line args.
# Distributions want to ensure that several features are compiled in, and it
# is impossible without a --enable-foo that exits if a feature is not found.
-
default_feature=""
-# parse CC options second
-for opt do
- optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
- case "$opt" in
- --without-default-features)
- default_feature="no"
- ;;
- esac
-done
-
-EXTRA_CFLAGS=""
-EXTRA_CXXFLAGS=""
-EXTRA_OBJCFLAGS=""
-EXTRA_LDFLAGS=""
-
-debug_tcg="no"
-sanitizers="no"
-tsan="no"
-fortify_source="yes"
-docs="auto"
-EXESUF=""
-modules="no"
-prefix="/usr/local"
-qemu_suffix="qemu"
-softmmu="yes"
-linux_user=""
-bsd_user=""
-pie=""
-coroutine=""
-plugins="$default_feature"
-ninja=""
-bindir="bin"
-skip_meson=no
-vfio_user_server="disabled"
-
-# The following Meson options are handled manually (still they
-# are included in the automatically generated help message)
-
-# 1. Track which submodules are needed
-fdt="auto"
-
-# 2. Automatically enable/disable other options
-tcg="auto"
-cfi="false"
-# parse CC options second
for opt do
optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
case "$opt" in
--cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*}
eval "cross_prefix_${cc_arch}=\$optarg"
;;
+ --without-default-features) default_feature="no"
+ ;;
esac
done
+default_cflags='-O2 -g'
+git_submodules_action="update"
+git="git"
+docs="auto"
+EXESUF=""
+prefix="/usr/local"
+qemu_suffix="qemu"
+softmmu="yes"
+linux_user=""
+bsd_user=""
+plugins="$default_feature"
+subdirs=""
+ninja=""
+python=
+download="enabled"
+bindir="bin"
+skip_meson=no
+use_containers="yes"
+gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
+gdb_arches=""
+werror=""
+
+# Don't accept a target_list environment variable.
+unset target_list
+unset target_list_exclude
+
+# The following Meson options are handled manually (still they
+# are included in the automatically generated help message)
+# because they automatically enable/disable other options
+tcg="auto"
+cfi="false"
+
+# Meson has PIE as a boolean rather than enabled/disabled/auto,
+# and we also need to check for -static-pie before Meson runs
+# which requires knowing whether --static is enabled.
+pie=""
+static="no"
+
# Preferred compiler:
# ${CC} (if set)
# ${cross_prefix}gcc (if cross-prefix specified)
# system compiler
if test -z "${CC}${cross_prefix}"; then
- cc="$host_cc"
+ cc="cc"
else
cc="${CC-${cross_prefix}gcc}"
fi
widl="${WIDL-${cross_prefix}widl}"
windres="${WINDRES-${cross_prefix}windres}"
windmc="${WINDMC-${cross_prefix}windmc}"
-pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
-query_pkg_config() {
- "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
-}
-pkg_config=query_pkg_config
+pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}"
sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
-# default flags for all hosts
-# We use -fwrapv to tell the compiler that we require a C dialect where
-# left shift of signed integers is well defined and has the expected
-# 2s-complement style results. (Both clang and gcc agree that it
-# provides these semantics.)
-QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv"
-QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
-
-QEMU_LDFLAGS=
-
-# Flags that are needed during configure but later taken care of by Meson
-CONFIGURE_CFLAGS="-std=gnu11 -Wall"
-CONFIGURE_LDFLAGS=
-
-
check_define() {
cat > $TMPC <<EOF
#if !defined($1)
compile_object
}
-check_include() {
-cat > $TMPC <<EOF
-#include <$1>
-int main(void) { return 0; }
-EOF
- compile_object
-}
-
write_c_skeleton() {
cat > $TMPC <<EOF
int main(void) { return 0; }
# OS specific
-mingw32="no"
-bsd="no"
-linux="no"
-solaris="no"
case $targetos in
windows)
- mingw32="yes"
plugins="no"
pie="no"
;;
-gnu/kfreebsd)
- bsd="yes"
-;;
-freebsd)
- bsd="yes"
- make="${MAKE-gmake}"
- # needed for kinfo_getvmmap(3) in libutil.h
-;;
-dragonfly)
- bsd="yes"
- make="${MAKE-gmake}"
-;;
-netbsd)
- bsd="yes"
- make="${MAKE-gmake}"
-;;
-openbsd)
- bsd="yes"
- make="${MAKE-gmake}"
-;;
-darwin)
- bsd="yes"
- darwin="yes"
- # 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}"
-# 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"
-;;
haiku)
pie="no"
- QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -D_BSD_SOURCE -fPIC $QEMU_CFLAGS"
-;;
-linux)
- linux="yes"
;;
esac
cpu="s390"
fi
elif check_define __riscv ; then
- cpu="riscv"
+ if check_define _LP64 ; then
+ cpu="riscv64"
+ else
+ cpu="riscv32"
+ fi
elif check_define __arm__ ; then
cpu="arm"
elif check_define __aarch64__ ; then
echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'"
fi
-# Normalise host CPU name and set multilib cflags. The canonicalization
-# isn't really necessary, because the architectures that we check for
-# should not hit the 'uname -m' case, but better safe than sorry.
+# Normalise host CPU name to the values used by Meson cross files and in source
+# directories, and set multilib cflags. The canonicalization isn't really
+# necessary, because the architectures that we check for should not hit the
+# 'uname -m' case, but better safe than sorry in case --cpu= is used.
+#
# Note that this case should only have supported host CPUs, not guests.
+# Please keep it sorted and synchronized with meson.build's host_arch.
+host_arch=
+linux_arch=
case "$cpu" in
+ aarch64)
+ host_arch=aarch64
+ linux_arch=arm64
+ ;;
+
armv*b|armv*l|arm)
- cpu="arm" ;;
+ cpu=arm
+ host_arch=arm
+ linux_arch=arm
+ ;;
i386|i486|i586|i686)
cpu="i386"
- CPU_CFLAGS="-m32" ;;
- x32)
- cpu="x86_64"
- CPU_CFLAGS="-mx32" ;;
- x86_64|amd64)
- cpu="x86_64"
- # ??? Only extremely old AMD cpus do not have cmpxchg16b.
- # If we truly care, we should simply detect this case at
- # runtime and generate the fallback to serial emulation.
- CPU_CFLAGS="-m64 -mcx16" ;;
+ host_arch=i386
+ linux_arch=x86
+ CPU_CFLAGS="-m32"
+ ;;
+
+ loongarch*)
+ cpu=loongarch64
+ host_arch=loongarch64
+ ;;
+ mips64*)
+ cpu=mips64
+ host_arch=mips
+ linux_arch=mips
+ ;;
mips*)
- cpu="mips" ;;
+ cpu=mips
+ host_arch=mips
+ linux_arch=mips
+ ;;
ppc)
- CPU_CFLAGS="-m32" ;;
+ host_arch=ppc
+ linux_arch=powerpc
+ CPU_CFLAGS="-m32"
+ ;;
ppc64)
- CPU_CFLAGS="-m64 -mbig-endian" ;;
+ host_arch=ppc64
+ linux_arch=powerpc
+ CPU_CFLAGS="-m64 -mbig-endian"
+ ;;
ppc64le)
- cpu="ppc64"
- CPU_CFLAGS="-m64 -mlittle-endian" ;;
+ cpu=ppc64
+ host_arch=ppc64
+ linux_arch=powerpc
+ CPU_CFLAGS="-m64 -mlittle-endian"
+ ;;
+
+ riscv32 | riscv64)
+ host_arch=riscv
+ linux_arch=riscv
+ ;;
s390)
- CPU_CFLAGS="-m31" ;;
+ linux_arch=s390
+ CPU_CFLAGS="-m31"
+ ;;
s390x)
- CPU_CFLAGS="-m64" ;;
+ host_arch=s390x
+ linux_arch=s390
+ CPU_CFLAGS="-m64"
+ ;;
sparc|sun4[cdmuv])
- cpu="sparc"
- CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" ;;
+ cpu=sparc
+ CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
+ ;;
sparc64)
- CPU_CFLAGS="-m64 -mcpu=ultrasparc" ;;
-esac
+ host_arch=sparc64
+ CPU_CFLAGS="-m64 -mcpu=ultrasparc"
+ ;;
-: ${make=${MAKE-make}}
+ x32)
+ cpu="x86_64"
+ host_arch=x86_64
+ linux_arch=x86
+ CPU_CFLAGS="-mx32"
+ ;;
+ x86_64|amd64)
+ cpu="x86_64"
+ host_arch=x86_64
+ linux_arch=x86
+ # ??? Only extremely old AMD cpus do not have cmpxchg16b.
+ # If we truly care, we should simply detect this case at
+ # runtime and generate the fallback to serial emulation.
+ CPU_CFLAGS="-m64 -mcx16"
+ ;;
+esac
+if test -n "$host_arch" && {
+ ! test -d "$source_path/linux-user/include/host/$host_arch" ||
+ ! test -d "$source_path/common-user/host/$host_arch"; }; then
+ error_exit "linux-user/include/host/$host_arch does not exist." \
+ "This is a bug in the configure script, please report it."
+fi
+if test -n "$linux_arch" && ! test -d "$source_path/linux-headers/asm-$linux_arch"; then
+ error_exit "linux-headers/asm-$linux_arch does not exist." \
+ "This is a bug in the configure script, please report it."
+fi
check_py_version() {
- # We require python >= 3.7.
+ # We require python >= 3.8.
# NB: a True python conditional creates a non-zero return code (Failure)
- "$1" -c 'import sys; sys.exit(sys.version_info < (3,7))'
+ "$1" -c 'import sys; sys.exit(sys.version_info < (3,8))'
}
-python=
-pypi="enabled"
first_python=
if test -z "${PYTHON}"; then
# A bare 'python' is traditionally python 2.x, but some distros
# have it as python 3.x, so check in both places.
- for binary in python3 python python3.11 python3.10 python3.9 python3.8 python3.7; do
+ for binary in python3 python python3.11 python3.10 python3.9 python3.8; do
if has "$binary"; then
python=$(command -v "$binary")
if check_py_version "$python"; then
fi
done
-if test "$mingw32" = "yes" ; then
+if test "$targetos" = "windows" ; then
EXESUF=".exe"
- # MinGW needs -mthreads for TLS and macro _MT.
- CONFIGURE_CFLAGS="-mthreads $CONFIGURE_CFLAGS"
prefix="/qemu"
bindir=""
qemu_suffix=""
fi
-werror=""
-
meson_option_build_array() {
printf '['
(if test "$targetos" = windows; then
;;
--objcc=*)
;;
- --make=*) make="$optarg"
+ --make=*)
;;
--install=*)
;;
;;
--cross-prefix-*)
;;
- --enable-debug-info) meson_option_add -Ddebug=true
- ;;
- --disable-debug-info) meson_option_add -Ddebug=false
- ;;
--enable-docs) docs=enabled
;;
--disable-docs) docs=disabled
;;
- --enable-modules)
- modules="yes"
- ;;
- --disable-modules)
- modules="no"
- ;;
--cpu=*)
;;
--target-list=*) target_list="$optarg"
;;
--without-default-features) # processed above
;;
- --static)
- static="yes"
- QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
+ --static) static="yes"
;;
--bindir=*) bindir="$optarg"
;;
# configure to be used by RPM and similar macros that set
# lots of directory switches by default.
;;
- --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"
+ meson_option_parse --enable-debug-tcg ""
meson_option_parse --enable-debug-graph-lock ""
meson_option_parse --enable-debug-mutex ""
meson_option_add -Doptimization=0
- fortify_source="no"
- ;;
- --enable-sanitizers) sanitizers="yes"
- ;;
- --disable-sanitizers) sanitizers="no"
- ;;
- --enable-tsan) tsan="yes"
- ;;
- --disable-tsan) tsan="no"
+ default_cflags='-O0 -g'
;;
--disable-tcg) tcg="disabled"
plugins="no"
;;
--disable-werror) werror="no"
;;
- --enable-stack-protector) stack_protector="yes"
- ;;
- --disable-stack-protector) stack_protector="no"
- ;;
- --enable-safe-stack) safe_stack="yes"
- ;;
- --disable-safe-stack) safe_stack="no"
- ;;
--enable-cfi)
cfi="true";
meson_option_add -Db_lto=true
;;
--disable-cfi) cfi="false"
;;
- --disable-fdt) fdt="disabled"
+ --disable-download) download="disabled"; git_submodules_action=validate;
;;
- --enable-fdt) fdt="enabled"
+ --enable-download) download="enabled"; git_submodules_action=update;
;;
- --enable-fdt=git) fdt="internal"
- ;;
- --enable-fdt=*) fdt="$optarg"
- ;;
- --with-coroutine=*) coroutine="$optarg"
- ;;
- --with-git=*) git="$optarg"
- ;;
- --with-git-submodules=*)
- git_submodules_action="$optarg"
- ;;
- --disable-pypi) pypi="disabled"
- ;;
- --enable-pypi) pypi="enabled"
- ;;
- --enable-plugins) if test "$mingw32" = "yes"; then
+ --enable-plugins) if test "$targetos" = "windows"; then
error_exit "TCG plugins not currently supported on Windows platforms"
else
plugins="yes"
;;
--gdb=*) gdb_bin="$optarg"
;;
- --enable-vfio-user-server) vfio_user_server="enabled"
- ;;
- --disable-vfio-user-server) vfio_user_server="disabled"
- ;;
# everything else has the same name in configure and meson
--*) meson_option_parse "$opt" "$optarg"
;;
+ # Pass through -Dxxxx options to meson
+ -D*) meson_options="$meson_options $opt"
+ ;;
esac
done
+if ! test -e "$source_path/.git"
+then
+ git_submodules_action="validate"
+fi
+
# test for any invalid configuration combinations
if test "$plugins" = "yes" -a "$tcg" = "disabled"; then
error_exit "Can't enable plugins on non-TCG builds"
fi
-case $git_submodules_action in
- update|validate)
- if test ! -e "$source_path/.git"; then
- echo "ERROR: cannot $git_submodules_action git submodules without .git"
- exit 1
- fi
- ;;
- ignore)
- if ! test -f "$source_path/ui/keycodemapdb/README"
- then
- echo
- echo "ERROR: missing GIT submodules"
- echo
- if test -e "$source_path/.git"; then
- echo "--with-git-submodules=ignore specified but submodules were not"
- echo "checked out. Please initialize and update submodules."
- else
- echo "This is not a GIT checkout but module content appears to"
- echo "be missing. Do not use 'git archive' or GitHub download links"
- echo "to acquire QEMU source archives. Non-GIT builds are only"
- echo "supported with source archives linked from:"
- echo
- echo " https://www.qemu.org/download/#source"
- echo
- echo "Developers working with GIT can use scripts/archive-source.sh"
- echo "if they need to create valid source archives."
- fi
- echo
- exit 1
- fi
- ;;
- *)
- echo "ERROR: invalid --with-git-submodules= value '$git_submodules_action'"
- exit 1
- ;;
-esac
+if ! test -f "$source_path/subprojects/keycodemapdb/README" \
+ && test "$download" = disabled
+then
+ echo
+ echo "ERROR: missing subprojects"
+ echo
+ if test -e "$source_path/.git"; then
+ echo "--disable-download specified but subprojects were not"
+ echo 'checked out. Please invoke "meson subprojects download"'
+ echo "before configuring QEMU, or remove --disable-download"
+ echo "from the command line."
+ else
+ echo "This is not a GIT checkout but subproject content appears to"
+ echo "be missing. Do not use 'git archive' or GitHub download links"
+ echo "to acquire QEMU source archives. Non-GIT builds are only"
+ echo "supported with source archives linked from:"
+ echo
+ echo " https://www.qemu.org/download/#source"
+ echo
+ echo "Developers working with GIT can use scripts/archive-source.sh"
+ echo "if they need to create valid source archives."
+ fi
+ echo
+ exit 1
+fi
default_target_list=""
mak_wilds=""
-if [ "$linux_user" != no ]; then
- if [ "$targetos" = linux ] && [ -d "$source_path/linux-user/include/host/$cpu" ]; then
- linux_user=yes
- elif [ "$linux_user" = yes ]; then
- error_exit "linux-user not supported on this architecture"
+if [ -n "$host_arch" ] && [ -d "$source_path/common-user/host/$host_arch" ]; then
+ if [ "$linux_user" != no ]; then
+ if [ "$targetos" = linux ]; then
+ linux_user=yes
+ elif [ "$linux_user" = yes ]; then
+ error_exit "linux-user not supported on this architecture"
+ fi
+ if [ "$linux_user" = "yes" ]; then
+ mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak"
+ fi
fi
-fi
-if [ "$bsd_user" != no ]; then
- if [ "$bsd_user" = "" ]; then
- test $targetos = freebsd && bsd_user=yes
+ if [ "$bsd_user" != no ]; then
+ if [ "$bsd_user" = "" ]; then
+ test $targetos = freebsd && bsd_user=yes
+ fi
+ if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then
+ error_exit "bsd-user not supported on this host OS"
+ fi
+ if [ "$bsd_user" = "yes" ]; then
+ mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak"
+ fi
fi
- if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then
- error_exit "bsd-user not supported on this host OS"
+else
+ if [ "$linux_user" = yes ] || [ "$bsd_user" = yes ]; then
+ error_exit "user mode emulation not supported on this architecture"
fi
fi
if [ "$softmmu" = "yes" ]; then
mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak"
fi
-if [ "$linux_user" = "yes" ]; then
- mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak"
-fi
-if [ "$bsd_user" = "yes" ]; then
- mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak"
-fi
for config in $mak_wilds; do
target="$(basename "$config" .mak)"
--target-list-exclude=LIST exclude a set of targets from the default target-list
Advanced options (experts only):
+ -Dmesonoptname=val passthrough option to meson unmodified
--cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix]
--cc=CC use C compiler CC [$cc]
- --host-cc=CC use C compiler CC [$host_cc] for code run at
- build time
+ --host-cc=CC when cross compiling, use C compiler CC for code run
+ at build time [$host_cc]
--cxx=CXX use C++ compiler CXX [$cxx]
--objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
--extra-cflags=CFLAGS append extra C compiler flags CFLAGS
--cross-cc-ARCH=CC use compiler when building ARCH guest test cases
--cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests
--cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases
- --make=MAKE use specified make [$make]
--python=PYTHON use specified python [$python]
--ninja=NINJA use specified ninja [$ninja]
--smbd=SMBD use specified smbd [$smbd]
- --with-git=GIT use specified git [$git]
- --with-git-submodules=update update git submodules (default if .git dir exists)
- --with-git-submodules=validate fail if git submodules are not up to date
- --with-git-submodules=ignore do not update or check git submodules (default if no .git dir)
--static enable static build [$static]
--bindir=PATH install binaries in PATH
--with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix]
desired devices in configs/devices/)
--with-devices-ARCH=NAME override default configs/devices
--enable-debug enable common debug build options
- --enable-sanitizers enable default sanitizers
- --enable-tsan enable thread sanitizer
--disable-werror disable compilation abort on warning
- --disable-stack-protector disable compiler-provided stack protection
--cpu=CPU Build for host CPU [$cpu]
- --with-coroutine=BACKEND coroutine backend. Supported options:
- ucontext, sigaltstack, windows
--enable-plugins
enable plugins via shared library loading
--disable-containers don't use containers for cross-building
linux-user all linux usermode emulation targets
bsd-user all BSD usermode emulation targets
pie Position Independent Executables
- modules modules support (non-Windows)
- debug-tcg TCG debugging (default is disabled)
- debug-info debugging information
- safe-stack SafeStack Stack Smash Protection. Depends on
- clang/llvm and requires coroutine backend ucontext.
NOTE: The object files are built at the place where configure is launched
EOF
fi
fi
-if ! has "$make"
-then
- error_exit "GNU make ($make) not found"
-fi
-
if ! check_py_version "$python"; then
- error_exit "Cannot use '$python', Python >= 3.7 is required." \
+ error_exit "Cannot use '$python', Python >= 3.8 is required." \
"Use --python=/path/to/python to specify a supported Python." \
"Maybe try:" \
" openSUSE Leap 15.3+: zypper install python39" \
# - venv is allowed to use system packages;
# - all setup can be performed offline;
# - missing packages may be fetched from PyPI,
-# unless --disable-pypi is passed.
+# unless --disable-download is passed.
# - pip is not installed into the venv when possible,
# but ensurepip is called as a fallback when necessary.
python="$python -B"
mkvenv="$python ${source_path}/python/scripts/mkvenv.py"
-mkvenv_flags=""
-if test "$pypi" = "enabled" ; then
- mkvenv_flags="--online"
-fi
+# Finish preparing the virtual environment using vendored .whl files
-if ! $mkvenv ensure \
- $mkvenv_flags \
- --dir "${source_path}/python/wheels" \
- --diagnose "meson" \
- "meson>=0.63.0" ;
-then
- exit 1
+if $python -c 'import sys; sys.exit(sys.version_info >= (3,11))'; then
+ $mkvenv ensure --dir "${source_path}/python/wheels" \
+ 'tomli>=1.2.0' || exit 1
fi
+$mkvenv ensuregroup --dir "${source_path}/python/wheels" \
+ ${source_path}/pythondeps.toml meson || exit 1
# At this point, we expect Meson to be installed and available.
# We expect mkvenv or pip to have created pyvenv/bin/meson for us.
# Conditionally ensure Sphinx is installed.
mkvenv_flags=""
-if test "$pypi" = "enabled" -a "$docs" = "enabled" ; then
+if test "$download" = "enabled" -a "$docs" = "enabled" ; then
mkvenv_flags="--online"
fi
if test "$docs" != "disabled" ; then
- if ! $mkvenv ensure \
+ if ! $mkvenv ensuregroup \
$mkvenv_flags \
- --diagnose "sphinx-build" \
- "sphinx>=1.6.0" "sphinx-rtd-theme>=0.5.0";
+ ${source_path}/pythondeps.toml docs;
then
if test "$docs" = "enabled" ; then
exit 1
fi
fi
-# Check that the C compiler works. Doing this here before testing
-# the host CPU ensures that we had a valid CC to autodetect the
-# $cpu var (and we should bail right here if that's not the case).
-# It also allows the help message to be printed without a CC.
-write_c_skeleton;
-if compile_object ; then
- : C compiler works ok
-else
- error_exit "\"$cc\" either does not exist or does not work"
-fi
-if ! compile_prog ; then
- error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
-fi
-
# Consult white-list to determine whether to enable werror
# by default. Only enable by default for git builds
if test -z "$werror" ; then
- if test "$git_submodules_action" != "ignore" && \
- { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
+ if test -e "$source_path/.git" && \
+ { test "$targetos" = linux || test "$targetos" = "windows"; }; then
werror="yes"
else
werror="no"
error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
fi
-# Check whether the compiler matches our minimum requirements:
-cat > $TMPC << EOF
-#if defined(__clang_major__) && defined(__clang_minor__)
-# ifdef __apple_build_version__
-# if __clang_major__ < 12 || (__clang_major__ == 12 && __clang_minor__ < 0)
-# error You need at least XCode Clang v12.0 to compile QEMU
-# endif
-# else
-# if __clang_major__ < 10 || (__clang_major__ == 10 && __clang_minor__ < 0)
-# error You need at least Clang v10.0 to compile QEMU
-# endif
-# endif
-#elif defined(__GNUC__) && defined(__GNUC_MINOR__)
-# if __GNUC__ < 7 || (__GNUC__ == 7 && __GNUC_MINOR__ < 4)
-# error You need at least GCC v7.4.0 to compile QEMU
-# endif
-#else
-# error You either need GCC or Clang to compiler QEMU
-#endif
-int main (void) { return 0; }
-EOF
-if ! compile_prog "" "" ; then
- error_exit "You need at least GCC v7.4 or Clang v10.0 (or XCode Clang v12.0)"
-fi
-
-# Accumulate -Wfoo and -Wno-bar separately.
-# We will list all of the enable flags first, and the disable flags second.
-# Note that we do not add -Werror, because that would enable it for all
-# configure tests. If a configure test failed due to -Werror this would
-# just silently disable some features, so it's too error prone.
-
-warn_flags=
-add_to warn_flags -Wundef
-add_to warn_flags -Wwrite-strings
-add_to warn_flags -Wmissing-prototypes
-add_to warn_flags -Wstrict-prototypes
-add_to warn_flags -Wredundant-decls
-add_to warn_flags -Wold-style-declaration
-add_to warn_flags -Wold-style-definition
-add_to warn_flags -Wtype-limits
-add_to warn_flags -Wformat-security
-add_to warn_flags -Wformat-y2k
-add_to warn_flags -Winit-self
-add_to warn_flags -Wignored-qualifiers
-add_to warn_flags -Wempty-body
-add_to warn_flags -Wnested-externs
-add_to warn_flags -Wendif-labels
-add_to warn_flags -Wexpansion-to-defined
-add_to warn_flags -Wimplicit-fallthrough=2
-add_to warn_flags -Wmissing-format-attribute
-
-if test "$targetos" != "darwin"; then
- add_to warn_flags -Wthread-safety
-fi
-
-nowarn_flags=
-add_to nowarn_flags -Wno-initializer-overrides
-add_to nowarn_flags -Wno-missing-include-dirs
-add_to nowarn_flags -Wno-shift-negative-value
-add_to nowarn_flags -Wno-string-plus-int
-add_to nowarn_flags -Wno-typedef-redefinition
-add_to nowarn_flags -Wno-tautological-type-limit-compare
-add_to nowarn_flags -Wno-psabi
-add_to nowarn_flags -Wno-gnu-variable-sized-type-not-at-end
-
-gcc_flags="$warn_flags $nowarn_flags"
-
-cc_has_warning_flag() {
- write_c_skeleton;
-
- # Use the positive sense of the flag when testing for -Wno-wombat
- # support (gcc will happily accept the -Wno- form of unknown
- # warning options).
- optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
- compile_prog "-Werror $optflag" ""
-}
-
-objcc_has_warning_flag() {
- cat > $TMPM <<EOF
-int main(void) { return 0; }
-EOF
-
- # Use the positive sense of the flag when testing for -Wno-wombat
- # support (gcc will happily accept the -Wno- form of unknown
- # warning options).
- optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
- do_objc -Werror $optflag \
- $OBJCFLAGS $EXTRA_OBJCFLAGS $CONFIGURE_OBJCFLAGS $QEMU_OBJCFLAGS \
- -o $TMPE $TMPM $QEMU_LDFLAGS
-}
-
-for flag in $gcc_flags; do
- if cc_has_warning_flag $flag ; then
- QEMU_CFLAGS="$QEMU_CFLAGS $flag"
- fi
- if objcc_has_warning_flag $flag ; then
- QEMU_OBJCFLAGS="$QEMU_OBJCFLAGS $flag"
- fi
-done
-
-if test "$stack_protector" != "no"; then
- cat > $TMPC << EOF
-int main(int argc, char *argv[])
-{
- char arr[64], *p = arr, *c = argv[argc - 1];
- while (*c) {
- *p++ = *c++;
- }
- return 0;
-}
-EOF
- gcc_flags="-fstack-protector-strong -fstack-protector-all"
- sp_on=0
- for flag in $gcc_flags; do
- # We need to check both a compile and a link, since some compiler
- # setups fail only on a .c->.o compile and some only at link time
- if compile_object "-Werror $flag" &&
- compile_prog "-Werror $flag" ""; then
- QEMU_CFLAGS="$QEMU_CFLAGS $flag"
- QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
- sp_on=1
- break
- fi
- done
- if test "$stack_protector" = yes; then
- if test $sp_on = 0; then
- error_exit "Stack protector not supported"
- fi
- fi
-fi
-
-# Our module code doesn't support Windows
-if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
- error_exit "Modules are not available for Windows"
-fi
-
-# Static linking is not possible with plugins, modules or PIE
if test "$static" = "yes" ; then
- if test "$modules" = "yes" ; then
- error_exit "static and modules are mutually incompatible"
- fi
if test "$plugins" = "yes"; then
error_exit "static and plugins are mutually incompatible"
else
fi
fi
test "$plugins" = "" && plugins=yes
+if test "$plugins" = "yes"; then
+ subdirs="$subdirs contrib/plugins"
+fi
cat > $TMPC << EOF
int main(void) { return tls_var; }
EOF
-# Meson currently only handles pie as a boolean for now so if we have
-# explicitly disabled PIE we need to extend our cflags because it wont.
if test "$static" = "yes"; then
if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
- CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS"
pie="yes"
elif test "$pie" = "yes"; then
error_exit "-static-pie not available due to missing toolchain support"
else
pie="no"
- QEMU_CFLAGS="-fno-pie $QEMU_CFLAGS"
fi
-elif test "$pie" = "no"; then
- if compile_prog "-Werror -fno-pie" "-no-pie"; then
- CONFIGURE_CFLAGS="-fno-pie $CONFIGURE_CFLAGS"
- CONFIGURE_LDFLAGS="-no-pie $CONFIGURE_LDFLAGS"
- QEMU_CFLAGS="-fno-pie -no-pie $QEMU_CFLAGS"
+elif test "$pie" != "no"; then
+ if compile_prog "-Werror -fPIE -DPIE" "-pie"; then
+ pie="yes"
+ elif test "$pie" = "yes"; then
+ error_exit "PIE not available due to missing toolchain support"
+ else
+ echo "Disabling PIE due to missing toolchain support"
+ pie="no"
fi
-elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
- CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS"
- CONFIGURE_LDFLAGS="-pie $CONFIGURE_LDFLAGS"
- pie="yes"
-elif test "$pie" = "yes"; then
- error_exit "PIE not available due to missing toolchain support"
-else
- echo "Disabling PIE due to missing toolchain support"
- pie="no"
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
-# specification is necessary
-
-if test "$cpu" = "i386"; then
- cat > $TMPC << EOF
-static int sfaa(int *ptr)
-{
- return __sync_fetch_and_and(ptr, 0);
-}
-
-int main(void)
-{
- int val = 42;
- val = __sync_val_compare_and_swap(&val, 0, 1);
- sfaa(&val);
- return val;
-}
-EOF
- if ! compile_prog "" "" ; then
- QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
- fi
-fi
if test -z "${target_list+xxx}" ; then
default_targets=yes
done
fi
-# see if system emulation was really requested
-case " $target_list " in
- *"-softmmu "*) softmmu=yes
- ;;
- *) softmmu=no
- ;;
-esac
-
if test "$tcg" = "auto"; then
if test -z "$target_list"; then
tcg="disabled"
fi
fi
-if test "$tcg" = "enabled"; then
- git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
- git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
-fi
-
##########################################
# big/little endian test
cat > $TMPC << EOF
fi
fi
-##########################################
-# pkg-config probe
-
-if ! has "$pkg_config_exe"; then
- error_exit "pkg-config binary '$pkg_config_exe' not found"
-fi
-
-##########################################
-# glib support probe
-
-# When bumping glib_req_ver, please check also whether we should increase
-# the _WIN32_WINNT setting in osdep.h according to the value from glib
-glib_req_ver=2.56
-glib_modules=gthread-2.0
-if test "$modules" = yes; then
- glib_modules="$glib_modules gmodule-export-2.0"
-elif test "$plugins" = "yes"; then
- glib_modules="$glib_modules gmodule-no-export-2.0"
-fi
-
-for i in $glib_modules; do
- if $pkg_config --atleast-version=$glib_req_ver $i; then
- glib_cflags=$($pkg_config --cflags $i)
- glib_libs=$($pkg_config --libs $i)
- else
- error_exit "glib-$glib_req_ver $i is required to compile QEMU"
- fi
-done
-
-# Check whether glib has gslice, which we have to avoid for correctness.
-# TODO: remove this check and the corresponding workaround (qtree) when
-# the minimum supported glib is >= $glib_dropped_gslice_version.
-glib_dropped_gslice_version=2.75.3
-for i in $glib_modules; do
- if ! $pkg_config --atleast-version=$glib_dropped_gslice_version $i; then
- glib_has_gslice="yes"
- break
- fi
-done
-
-glib_bindir="$($pkg_config --variable=bindir glib-2.0)"
-if test -z "$glib_bindir" ; then
- glib_bindir="$($pkg_config --variable=prefix glib-2.0)"/bin
-fi
-
-# This workaround is required due to a bug in pkg-config file for glib as it
-# doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
-
-if test "$static" = yes && test "$mingw32" = yes; then
- glib_cflags="-DGLIB_STATIC_COMPILATION $glib_cflags"
-fi
-
-# Sanity check that the current size_t matches the
-# size that glib thinks it should be. This catches
-# problems on multi-arch where people try to build
-# 32-bit QEMU while pointing at 64-bit glib headers
-cat > $TMPC <<EOF
-#include <glib.h>
-#include <unistd.h>
-
-#define QEMU_BUILD_BUG_ON(x) \
- typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
-
-int main(void) {
- QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
- return 0;
-}
-EOF
-
-if ! compile_prog "$glib_cflags" "$glib_libs" ; then
- error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
- "You probably need to set PKG_CONFIG_LIBDIR"\
- "to point to the right pkg-config files for your"\
- "build target"
-fi
-
-# Silence clang warnings triggered by glib < 2.57.2
-cat > $TMPC << EOF
-#include <glib.h>
-typedef struct Foo {
- int i;
-} Foo;
-static void foo_free(Foo *f)
-{
- g_free(f);
-}
-G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free)
-int main(void) { return 0; }
-EOF
-if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
- if cc_has_warning_flag "-Wno-unused-function"; then
- glib_cflags="$glib_cflags -Wno-unused-function"
- CONFIGURE_CFLAGS="$CONFIGURE_CFLAGS -Wno-unused-function"
- fi
-fi
-
-##########################################
-# fdt probe
-
-case "$fdt" in
- auto | enabled | internal)
- # Simpler to always update submodule, even if not needed.
- git_submodules="${git_submodules} dtc"
- ;;
-esac
-
-##########################################
-# check and set a backend for coroutine
-
-# We prefer ucontext, but it's not always possible. The fallback
-# is sigcontext. On Windows the only valid backend is the Windows
-# specific one.
-
-ucontext_works=no
-if test "$darwin" != "yes"; then
- cat > $TMPC << EOF
-#include <ucontext.h>
-#ifdef __stub_makecontext
-#error Ignoring glibc stub makecontext which will always fail
-#endif
-int main(void) { makecontext(0, 0, 0); return 0; }
-EOF
- if compile_prog "" "" ; then
- ucontext_works=yes
- fi
-fi
-
-if test "$coroutine" = ""; then
- if test "$mingw32" = "yes"; then
- coroutine=win32
- elif test "$ucontext_works" = "yes"; then
- coroutine=ucontext
- else
- coroutine=sigaltstack
- fi
-else
- case $coroutine in
- windows)
- if test "$mingw32" != "yes"; then
- error_exit "'windows' coroutine backend only valid for Windows"
- fi
- # Unfortunately the user visible backend name doesn't match the
- # coroutine-*.c filename for this case, so we have to adjust it here.
- coroutine=win32
- ;;
- ucontext)
- if test "$ucontext_works" != "yes"; then
- error_exit "'ucontext' backend requested but makecontext not available"
- fi
- ;;
- sigaltstack)
- if test "$mingw32" = "yes"; then
- error_exit "only the 'windows' coroutine backend is valid for Windows"
- fi
- ;;
- *)
- error_exit "unknown coroutine backend $coroutine"
- ;;
- esac
-fi
-
-##################################################
-# SafeStack
-
-
-if test "$safe_stack" = "yes"; then
-cat > $TMPC << EOF
-int main(void)
-{
-#if ! __has_feature(safe_stack)
-#error SafeStack Disabled
-#endif
- return 0;
-}
-EOF
- flag="-fsanitize=safe-stack"
- # Check that safe-stack is supported and enabled.
- if compile_prog "-Werror $flag" "$flag"; then
- # Flag needed both at compilation and at linking
- QEMU_CFLAGS="$QEMU_CFLAGS $flag"
- QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
- else
- error_exit "SafeStack not supported by your compiler"
- fi
- if test "$coroutine" != "ucontext"; then
- error_exit "SafeStack is only supported by the coroutine backend ucontext"
- fi
-else
-cat > $TMPC << EOF
-int main(void)
-{
-#if defined(__has_feature)
-#if __has_feature(safe_stack)
-#error SafeStack Enabled
-#endif
-#endif
- return 0;
-}
-EOF
-if test "$safe_stack" = "no"; then
- # Make sure that safe-stack is disabled
- if ! compile_prog "-Werror" ""; then
- # SafeStack was already enabled, try to explicitly remove the feature
- flag="-fno-sanitize=safe-stack"
- if ! compile_prog "-Werror $flag" "$flag"; then
- error_exit "Configure cannot disable SafeStack"
- fi
- QEMU_CFLAGS="$QEMU_CFLAGS $flag"
- QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
- fi
-else # "$safe_stack" = ""
- # Set safe_stack to yes or no based on pre-existing flags
- if compile_prog "-Werror" ""; then
- safe_stack="no"
- else
- safe_stack="yes"
- if test "$coroutine" != "ucontext"; then
- error_exit "SafeStack is only supported by the coroutine backend ucontext"
- fi
- fi
-fi
-fi
-
########################################
# check if ccache is interfering with
# semantic analysis of macros
ccache_cpp2=yes
fi
-#################################################
-# clang does not support glibc + FORTIFY_SOURCE.
-
-if test "$fortify_source" != "no"; then
- if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
- fortify_source="no";
- elif test -n "$cxx" && has $cxx &&
- echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
- fortify_source="no";
- else
- fortify_source="yes"
- fi
-fi
-
-##########################################
-# checks for sanitizers
-
-have_asan=no
-have_ubsan=no
-have_asan_iface_h=no
-have_asan_iface_fiber=no
-
-if test "$sanitizers" = "yes" ; then
- write_c_skeleton
- if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
- have_asan=yes
- fi
-
- # we could use a simple skeleton for flags checks, but this also
- # detect the static linking issue of ubsan, see also:
- # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
- cat > $TMPC << EOF
-int main(int argc, char **argv)
-{
- return argc + 1;
-}
-EOF
- if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
- have_ubsan=yes
- fi
-
- if check_include "sanitizer/asan_interface.h" ; then
- have_asan_iface_h=yes
- fi
-
- cat > $TMPC << EOF
-#include <sanitizer/asan_interface.h>
-int main(void) {
- __sanitizer_start_switch_fiber(0, 0, 0);
- return 0;
-}
-EOF
- if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
- have_asan_iface_fiber=yes
- fi
-fi
-
-# Thread sanitizer is, for now, much noisier than the other sanitizers;
-# keep it separate until that is not the case.
-if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then
- error_exit "TSAN is not supported with other sanitiziers."
-fi
-have_tsan=no
-have_tsan_iface_fiber=no
-if test "$tsan" = "yes" ; then
- write_c_skeleton
- if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
- have_tsan=yes
- fi
- cat > $TMPC << EOF
-#include <sanitizer/tsan_interface.h>
-int main(void) {
- __tsan_create_fiber(0);
- return 0;
-}
-EOF
- if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
- have_tsan_iface_fiber=yes
- fi
-fi
-
##########################################
# functions to probe cross compilers
: ${cross_prefix_sh4="sh4-linux-gnu-"}
: ${cross_prefix_sparc64="sparc64-linux-gnu-"}
: ${cross_prefix_sparc="$cross_prefix_sparc64"}
+: ${cross_prefix_tricore="tricore-"}
: ${cross_prefix_x86_64="x86_64-linux-gnu-"}
: ${cross_cc_aarch64_be="$cross_cc_aarch64"}
: ${cross_cc_armeb="$cross_cc_arm"}
: ${cross_cc_cflags_armeb="-mbig-endian"}
: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"}
-: ${cross_cc_cflags_hexagon="-mv67 -O2 -static"}
+: ${cross_cc_cflags_hexagon="-mv73 -O2 -static"}
: ${cross_cc_cflags_i386="-m32"}
: ${cross_cc_cflags_ppc="-m32 -mbig-endian"}
: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"}
container_cross_ranlib=
container_cross_strip=
- # We shall skip configuring the target compiler if the user didn't
- # bother enabling an appropriate guest. This avoids building
- # extraneous firmware images and tests.
- if test "${target_list#*$1}" = "$1"; then
- return 1
- fi
-
target_arch=${1%%-*}
case $target_arch in
aarch64) container_hosts="x86_64 aarch64" ;;
sh4) container_hosts=x86_64 ;;
sparc64) container_hosts=x86_64 ;;
tricore) container_hosts=x86_64 ;;
- x86_64) container_hosts="aarch64 ppc64el x86_64" ;;
+ x86_64) container_hosts="aarch64 ppc64le x86_64" ;;
xtensa*) container_hosts=x86_64 ;;
esac
tricore)
container_image=debian-tricore-cross
container_cross_prefix=tricore-
- container_cross_as=tricore-as
- container_cross_ld=tricore-ld
- break
;;
x86_64)
container_image=debian-amd64-cross
container_cross_prefix=x86_64-linux-gnu-
;;
xtensa*)
- container_hosts=x86_64
container_image=debian-xtensa-cross
# default to the dc232b cpu
fi
}
-##########################################
-# check for vfio_user_server
-
-case "$vfio_user_server" in
- enabled )
- if test "$git_submodules_action" != "ignore"; then
- git_submodules="${git_submodules} subprojects/libvfio-user"
- fi
- ;;
-esac
-
-##########################################
-# End of CC checks
-# After here, no more $cc or $ld runs
-
-write_c_skeleton
-
-if test "$fortify_source" = "yes" ; then
- QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
-fi
-
-if test "$have_asan" = "yes"; then
- QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
- QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
- if test "$have_asan_iface_h" = "no" ; then
- echo "ASAN build enabled, but ASAN header missing." \
- "Without code annotation, the report may be inferior."
- elif test "$have_asan_iface_fiber" = "no" ; then
- echo "ASAN build enabled, but ASAN header is too old." \
- "Without code annotation, the report may be inferior."
- fi
-fi
-if test "$have_tsan" = "yes" ; then
- if test "$have_tsan_iface_fiber" = "yes" ; then
- QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS"
- QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS"
- else
- error_exit "Cannot enable TSAN due to missing fiber annotation interface."
- fi
-elif test "$tsan" = "yes" ; then
- error_exit "Cannot enable TSAN due to missing sanitize thread interface."
-fi
-if test "$have_ubsan" = "yes"; then
- QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
- QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
-fi
-
#######################################
# cross-compiled firmware targets
LINKS="$LINKS contrib/plugins/Makefile "
for f in $LINKS ; do
if [ -e "$source_path/$f" ]; then
- mkdir -p "$(dirname ./"$f")"
symlink "$source_path/$f" "$f"
fi
done
echo "# Automatically generated by configure - do not modify" > Makefile.prereqs
# Mac OS X ships with a broken assembler
-roms=
if have_target i386-softmmu x86_64-softmmu && \
test "$targetos" != "darwin" && test "$targetos" != "sunos" && \
test "$targetos" != "haiku" && \
probe_target_compiler i386-softmmu; then
- roms="pc-bios/optionrom"
+ subdirs="$subdirs pc-bios/optionrom"
config_mak=pc-bios/optionrom/config.mak
echo "# Automatically generated by configure - do not modify" > $config_mak
echo "TOPSRC_DIR=$source_path" >> $config_mak
if have_target ppc-softmmu ppc64-softmmu && \
probe_target_compiler ppc-softmmu; then
- roms="$roms pc-bios/vof"
+ subdirs="$subdirs pc-bios/vof"
config_mak=pc-bios/vof/config.mak
echo "# Automatically generated by configure - do not modify" > $config_mak
echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak
# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10
# (which is the lowest architecture level that Clang supports)
-if have_target s390x-softmmu && probe_target_compiler s390x-softmmu; then
+if have_target s390x-softmmu && probe_target_compiler s390x-softmmu && \
+ GIT=git "$source_path/scripts/git-submodule.sh" "$git_submodules_action" roms/SLOF >> config.log 2>&1; then
write_c_skeleton
do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC
has_z900=$?
echo "WARNING: Your compiler does not support the z900!"
echo " The s390-ccw bios will only work with guest CPUs >= z10."
fi
- roms="$roms pc-bios/s390-ccw"
+ subdirs="$subdirs pc-bios/s390-ccw"
config_mak=pc-bios/s390-ccw/config-host.mak
echo "# Automatically generated by configure - do not modify" > $config_mak
echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak
+ echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_mak
write_target_makefile >> $config_mak
- # SLOF is required for building the s390-ccw firmware on s390x,
- # since it is using the libnet code from SLOF for network booting.
- git_submodules="${git_submodules} roms/SLOF"
fi
fi
#######################################
# generate config-host.mak
-if ! (GIT="$git" "$source_path/scripts/git-submodule.sh" "$git_submodules_action" "$git_submodules"); then
- exit 1
-fi
-
config_host_mak="config-host.mak"
echo "# Automatically generated by configure - do not modify" > $config_host_mak
echo >> $config_host_mak
echo all: >> $config_host_mak
-echo "GIT=$git" >> $config_host_mak
-echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
-echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_host_mak
-if test "$debug_tcg" = "yes" ; then
- echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
-fi
-if test "$mingw32" = "yes" ; then
- echo "CONFIG_WIN32=y" >> $config_host_mak
+if test "$targetos" = "windows"; then
echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER-QEMU}" >> $config_host_mak
echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO-Linux}" >> $config_host_mak
echo "QEMU_GA_VERSION=${QEMU_GA_VERSION-$(cat "$source_path"/VERSION)}" >> $config_host_mak
-else
- echo "CONFIG_POSIX=y" >> $config_host_mak
-fi
-
-if test "$linux" = "yes" ; then
- echo "CONFIG_LINUX=y" >> $config_host_mak
fi
-if test "$darwin" = "yes" ; then
- echo "CONFIG_DARWIN=y" >> $config_host_mak
-fi
-
-if test "$solaris" = "yes" ; then
- echo "CONFIG_SOLARIS=y" >> $config_host_mak
-fi
-if test "$static" = "yes" ; then
- echo "CONFIG_STATIC=y" >> $config_host_mak
-fi
echo "SRC_PATH=$source_path" >> $config_host_mak
echo "TARGET_DIRS=$target_list" >> $config_host_mak
-if test "$modules" = "yes"; then
- echo "CONFIG_MODULES=y" >> $config_host_mak
-fi
-
-# XXX: suppress that
-if [ "$bsd" = "yes" ] ; then
- echo "CONFIG_BSD=y" >> $config_host_mak
-fi
-
-echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
-
-if test "$have_asan_iface_fiber" = "yes" ; then
- echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
-fi
-
-if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then
- echo "CONFIG_TSAN=y" >> $config_host_mak
-fi
-
-if test "$plugins" = "yes" ; then
- echo "CONFIG_PLUGIN=y" >> $config_host_mak
-fi
if test -n "$gdb_bin"; then
gdb_version=$($gdb_bin --version | head -n 1)
if version_ge ${gdb_version##* } 9.1; then
echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
- gdb_arches=$("$source_path/scripts/probe-gdb-support.py" $gdb_bin)
+ gdb_arches=$($python "$source_path/scripts/probe-gdb-support.py" $gdb_bin)
else
gdb_bin=""
fi
echo "ENGINE=$container" >> $config_host_mak
echo "RUNC=$runc" >> $config_host_mak
fi
-echo "ROMS=$roms" >> $config_host_mak
-echo "MAKE=$make" >> $config_host_mak
+echo "SUBDIRS=$subdirs" >> $config_host_mak
echo "PYTHON=$python" >> $config_host_mak
echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
echo "MESON=$meson" >> $config_host_mak
echo "NINJA=$ninja" >> $config_host_mak
-echo "CC=$cc" >> $config_host_mak
-echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
-echo "QEMU_OBJCFLAGS=$QEMU_OBJCFLAGS" >> $config_host_mak
-echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
-echo "GLIB_LIBS=$glib_libs" >> $config_host_mak
-echo "GLIB_BINDIR=$glib_bindir" >> $config_host_mak
-echo "GLIB_VERSION=$($pkg_config --modversion glib-2.0)" >> $config_host_mak
-if test "$glib_has_gslice" = "yes" ; then
- echo "HAVE_GLIB_WITH_SLICE_ALLOCATOR=y" >> $config_host_mak
-fi
-echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
echo "EXESUF=$EXESUF" >> $config_host_mak
-# use included Linux headers
-if test "$linux" = "yes" ; then
- mkdir -p linux-headers
- case "$cpu" in
- i386|x86_64)
- linux_arch=x86
- ;;
- ppc|ppc64)
- linux_arch=powerpc
- ;;
- s390x)
- linux_arch=s390
- ;;
- aarch64)
- linux_arch=arm64
- ;;
- loongarch*)
- linux_arch=loongarch
- ;;
- mips64)
- linux_arch=mips
- ;;
- *)
- # For most CPUs the kernel architecture name and QEMU CPU name match.
- linux_arch="$cpu"
- ;;
- esac
- # For non-KVM architectures we will not have asm headers
- if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
- symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
- fi
+# use included Linux headers for KVM architectures
+if test "$targetos" = "linux" && test -n "$linux_arch"; then
+ symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
fi
for target in $target_list; do
target_dir="$target"
target_name=$(echo $target | cut -d '-' -f 1)$EXESUF
- mkdir -p "$target_dir"
case $target in
*-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;;
*) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;;
echo "export CCACHE_CPP2=y" >> $config_host_mak
fi
-if test "$safe_stack" = "yes"; then
- echo "CONFIG_SAFESTACK=y" >> $config_host_mak
+# contrib/plugins configuration
+echo "# Automatically generated by configure - do not modify" > contrib/plugins/$config_host_mak
+echo "SRC_PATH=$source_path/contrib/plugins" >> contrib/plugins/$config_host_mak
+echo "PKG_CONFIG=${pkg_config}" >> contrib/plugins/$config_host_mak
+echo "CC=$cc $CPU_CFLAGS" >> contrib/plugins/$config_host_mak
+echo "CFLAGS=${CFLAGS-$default_cflags} $EXTRA_CFLAGS" >> contrib/plugins/$config_host_mak
+if test "$targetos" = darwin; then
+ echo "CONFIG_DARWIN=y" >> contrib/plugins/$config_host_mak
fi
# tests/tcg configuration
mkdir -p tests/tcg
echo "# Automatically generated by configure - do not modify" > $config_host_mak
echo "SRC_PATH=$source_path" >> $config_host_mak
-echo "HOST_CC=$host_cc" >> $config_host_mak
# versioned checked in the main config_host.mak above
if test -n "$gdb_bin"; then
test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross
echo "ar = [$(meson_quote $ar)]" >> $cross
echo "nm = [$(meson_quote $nm)]" >> $cross
- echo "pkgconfig = [$(meson_quote $pkg_config_exe)]" >> $cross
+ echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross
echo "ranlib = [$(meson_quote $ranlib)]" >> $cross
if has $sdl2_config; then
echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross
echo "windres = [$(meson_quote $windres)]" >> $cross
echo "windmc = [$(meson_quote $windmc)]" >> $cross
if test "$cross_compile" = "yes"; then
- cross_arg="--cross-file config-meson.cross"
echo "[host_machine]" >> $cross
echo "system = '$targetos'" >> $cross
case "$cpu" in
else
echo "endian = 'little'" >> $cross
fi
+ cross_arg="--cross-file config-meson.cross"
+
+ native="config-meson.native.new"
+ echo "# Automatically generated by configure - do not modify" > $native
+ echo "[binaries]" >> $native
+ echo "c = [$(meson_quote $host_cc)]" >> $native
+ mv $native config-meson.native
+ cross_arg="$cross_arg --native-file config-meson.native"
else
cross_arg="--native-file config-meson.cross"
fi
rm -rf meson-private meson-info meson-logs
- # Prevent meson from automatically downloading wrapped subprojects when missing.
- # You can use 'meson subprojects download' before running configure.
- meson_option_add "--wrap-mode=nodownload"
-
# Built-in options
+ test "$download" = "disabled" && meson_option_add "--wrap-mode=nodownload"
test "$bindir" != "bin" && meson_option_add "-Dbindir=$bindir"
test "$default_feature" = no && meson_option_add -Dauto_features=disabled
+ test "$static" = yes && meson_option_add -Dprefer_static=true
test "$pie" = no && meson_option_add -Db_pie=false
test "$werror" = yes && meson_option_add -Dwerror=true
# QEMU options
test "$cfi" != false && meson_option_add "-Dcfi=$cfi"
test "$docs" != auto && meson_option_add "-Ddocs=$docs"
- test "$fdt" != auto && meson_option_add "-Dfdt=$fdt"
test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE"
+ test "$plugins" = yes && meson_option_add "-Dplugins=true"
test "$qemu_suffix" != qemu && meson_option_add "-Dqemu_suffix=$qemu_suffix"
test "$smbd" != '' && meson_option_add "-Dsmbd=$smbd"
test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg"
- test "$vfio_user_server" != auto && meson_option_add "-Dvfio_user_server=$vfio_user_server"
run_meson() {
NINJA=$ninja $meson setup --prefix "$prefix" "$@" $cross_arg "$PWD" "$source_path"
}
if test "$?" -ne 0 ; then
error_exit "meson setup failed"
fi
+ echo "$meson" > build.ninja.stamp
+else
+ if test -f meson-private/cmd_line.txt; then
+ # Adjust old command line options that were removed
+ # sed -i is not portable
+ perl -i -ne '
+ /^sphinx_build/ && next;
+ print;' meson-private/cmd_line.txt
+ fi
fi
# Save the configure command line for later reuse.
preserve_env LD
preserve_env LDFLAGS
preserve_env LD_LIBRARY_PATH
-preserve_env MAKE
preserve_env NM
preserve_env OBJCFLAGS
preserve_env OBJCOPY