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configure
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configure
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#!/bin/sh
#
# qemu configure script (c) 2003 Fabrice Bellard
#
# Unset some variables known to interfere with behavior of common tools,
# just as autoconf does.
CLICOLOR_FORCE= GREP_OPTIONS=
unset CLICOLOR_FORCE GREP_OPTIONS
# Don't allow CCACHE, if present, to use cached results of compile tests!
export CCACHE_RECACHE=yes
# make source path absolute
source_path=$(cd "$(dirname -- "$0")"; pwd)
if test "$PWD" = "$source_path"
then
echo "Using './build' as the directory for build output"
MARKER=build/auto-created-by-configure
if test -e build
then
if test -f $MARKER
then
rm -rf build
else
echo "ERROR: ./build dir already exists and was not previously created by configure"
exit 1
fi
fi
mkdir build
touch $MARKER
cat > GNUmakefile <<'EOF'
# This file is auto-generated by configure to support in-source tree
# 'make' command invocation
ifeq ($(MAKECMDGOALS),)
recurse: all
endif
.NOTPARALLEL: %
%: force
@echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...'
@$(MAKE) -C build -f Makefile $(MAKECMDGOALS)
@if test "$(MAKECMDGOALS)" = "distclean" && \
test -e build/auto-created-by-configure ; \
then \
rm -rf build GNUmakefile ; \
fi
force: ;
.PHONY: force
GNUmakefile: ;
EOF
cd build
exec "$source_path/configure" "$@"
fi
# Temporary directory used for files created while
# configure runs. Since it is in the build directory
# we can safely blow away any previous version of it
# (and we need not jump through hoops to try to delete
# it when configure exits.)
TMPDIR1="config-temp"
rm -rf "${TMPDIR1}"
if ! mkdir -p "${TMPDIR1}"; then
echo "ERROR: failed to create temporary directory"
exit 1
fi
TMPB="qemu-conf"
TMPC="${TMPDIR1}/${TMPB}.c"
TMPO="${TMPDIR1}/${TMPB}.o"
TMPM="${TMPDIR1}/${TMPB}.m"
TMPE="${TMPDIR1}/${TMPB}.exe"
rm -f config.log
# Print a helpful header at the top of config.log
echo "# QEMU configure log $(date)" >> config.log
printf "# Configured with:" >> config.log
# repeat the invocation to log and stdout for CI
invoke=$(printf " '%s'" "$0" "$@")
test -n "$GITLAB_CI" && echo "configuring with: $invoke"
{ echo "$invoke"; echo; echo "#"; } >> config.log
quote_sh() {
printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&',"
}
print_error() {
(echo
echo "ERROR: $1"
while test -n "$2"; do
echo " $2"
shift
done
echo) >&2
}
error_exit() {
print_error "$@"
exit 1
}
do_compiler() {
# 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 $?
}
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
}
compile_object() {
local_cflags="$1"
do_cc $CFLAGS $EXTRA_CFLAGS $CONFIGURE_CFLAGS $QEMU_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
}
# 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 "$1" >/dev/null 2>&1
}
version_ge () {
local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ')
local_ver2=$(echo "$2" | tr . ' ')
while true; do
set x $local_ver1
local_first=${2-0}
# 'shift 2' if $2 is set, or 'shift' if $2 is not set
shift ${2:+2}
local_ver1=$*
set x $local_ver2
# the second argument finished, the first must be greater or equal
test $# = 1 && return 0
test $local_first -lt $2 && return 1
test $local_first -gt $2 && return 0
shift ${2:+2}
local_ver2=$*
done
}
if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
then
error_exit "main directory cannot contain spaces nor colons"
fi
# default parameters
cpu=""
static="no"
cross_compile="no"
cross_prefix=""
host_cc="cc"
stack_protector=""
safe_stack=""
use_containers="yes"
gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
if test -e "$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
# 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.
default_feature=""
# parse CC options second
for opt do
optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
case "$opt" in
--without-default-features)
default_feature="no"
;;
esac
done
EXTRA_CFLAGS=""
EXTRA_CXXFLAGS=""
EXTRA_OBJCFLAGS=""
EXTRA_LDFLAGS=""
debug_tcg="no"
sanitizers="no"
tsan="no"
fortify_source="yes"
EXESUF=""
modules="no"
prefix="/usr/local"
qemu_suffix="qemu"
softmmu="yes"
linux_user=""
bsd_user=""
pie=""
coroutine=""
plugins="$default_feature"
meson=""
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 "$opt" in
--cross-prefix=*) cross_prefix="$optarg"
cross_compile="yes"
;;
--cc=*) CC="$optarg"
;;
--cxx=*) CXX="$optarg"
;;
--cpu=*) cpu="$optarg"
;;
--extra-cflags=*)
EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg"
EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
;;
--extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
;;
--extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
;;
--extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg"
;;
--cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
;;
--cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*}
eval "cross_cc_cflags_${cc_arch}=\$optarg"
;;
--cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
eval "cross_cc_${cc_arch}=\$optarg"
;;
--cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option"
;;
--cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*}
eval "cross_prefix_${cc_arch}=\$optarg"
;;
esac
done
# 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
if test -z "${CXX}${cross_prefix}"; then
cxx="c++"
else
cxx="${CXX-${cross_prefix}g++}"
fi
ar="${AR-${cross_prefix}ar}"
as="${AS-${cross_prefix}as}"
ccas="${CCAS-$cc}"
objcopy="${OBJCOPY-${cross_prefix}objcopy}"
ld="${LD-${cross_prefix}ld}"
ranlib="${RANLIB-${cross_prefix}ranlib}"
nm="${NM-${cross_prefix}nm}"
smbd="$SMBD"
strip="${STRIP-${cross_prefix}strip}"
widl="${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
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)
#error $1 not defined
#endif
int main(void) { return 0; }
EOF
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; }
EOF
}
if check_define __linux__ ; then
targetos=linux
elif check_define _WIN32 ; then
targetos=windows
elif check_define __OpenBSD__ ; then
targetos=openbsd
elif check_define __sun__ ; then
targetos=sunos
elif check_define __HAIKU__ ; then
targetos=haiku
elif check_define __FreeBSD__ ; then
targetos=freebsd
elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
targetos=gnu/kfreebsd
elif check_define __DragonFly__ ; then
targetos=dragonfly
elif check_define __NetBSD__; then
targetos=netbsd
elif check_define __APPLE__; then
targetos=darwin
else
# This is a fatal error, but don't report it yet, because we
# might be going to just print the --help text, or it might
# be the result of a missing compiler.
targetos=bogus
fi
# 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 $QEMU_CFLAGS"
;;
linux)
linux="yes"
;;
esac
if test ! -z "$cpu" ; then
# command line argument
:
elif check_define __i386__ ; then
cpu="i386"
elif check_define __x86_64__ ; then
if check_define __ILP32__ ; then
cpu="x32"
else
cpu="x86_64"
fi
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
if check_define _LITTLE_ENDIAN ; then
cpu="ppc64le"
else
cpu="ppc64"
fi
else
cpu="ppc"
fi
elif check_define __mips__ ; then
cpu="mips"
elif check_define __s390__ ; then
if check_define __s390x__ ; then
cpu="s390x"
else
cpu="s390"
fi
elif check_define __riscv ; then
cpu="riscv"
elif check_define __arm__ ; then
cpu="arm"
elif check_define __aarch64__ ; then
cpu="aarch64"
elif check_define __loongarch64 ; then
cpu="loongarch64"
else
# Using uname is really broken, but it is just a fallback for architectures
# that are going to use TCI anyway
cpu=$(uname -m)
echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$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.
# Note that this case should only have supported host CPUs, not guests.
case "$cpu" in
armv*b|armv*l|arm)
cpu="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" ;;
mips*)
cpu="mips" ;;
ppc)
CPU_CFLAGS="-m32" ;;
ppc64)
CPU_CFLAGS="-m64 -mbig-endian" ;;
ppc64le)
cpu="ppc64"
CPU_CFLAGS="-m64 -mlittle-endian" ;;
s390)
CPU_CFLAGS="-m31" ;;
s390x)
CPU_CFLAGS="-m64" ;;
sparc|sun4[cdmuv])
cpu="sparc"
CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" ;;
sparc64)
CPU_CFLAGS="-m64 -mcpu=ultrasparc" ;;
esac
: ${make=${MAKE-make}}
# We prefer python 3.x. A bare 'python' is traditionally
# python 2.x, but some distros have it as python 3.x, so
# we check that too
python=
explicit_python=no
for binary in "${PYTHON-python3}" python
do
if has "$binary"
then
python=$(command -v "$binary")
break
fi
done
# Check for ancillary tools used in testing
genisoimage=
for binary in genisoimage mkisofs
do
if has $binary
then
genisoimage=$(command -v "$binary")
break
fi
done
# Default objcc to clang if available, otherwise use CC
if has clang; then
objcc=clang
else
objcc="$cc"
fi
if test "$mingw32" = "yes" ; then
EXESUF=".exe"
# 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
IFS=\;
else
IFS=:
fi
for e in $1; do
printf '"""'
# backslash escape any '\' and '"' characters
printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g'
printf '""",'
done)
printf ']\n'
}
. "$source_path/scripts/meson-buildoptions.sh"
meson_options=
meson_option_add() {
meson_options="$meson_options $(quote_sh "$1")"
}
meson_option_parse() {
meson_options="$meson_options $(_meson_option_parse "$@")"
if test $? -eq 1; then
echo "ERROR: unknown option $1"
echo "Try '$0 --help' for more information"
exit 1
fi
}
for opt do
optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
case "$opt" in
--help|-h) show_help=yes
;;
--version|-V) exec cat "$source_path/VERSION"
;;
--prefix=*) prefix="$optarg"
;;
--cross-prefix=*)
;;
--cc=*)
;;
--host-cc=*) host_cc="$optarg"
;;
--cxx=*)
;;
--objcc=*) objcc="$optarg"
;;
--make=*) make="$optarg"
;;
--install=*)
;;
--python=*) python="$optarg" ; explicit_python=yes
;;
--skip-meson) skip_meson=yes
;;
--meson=*) meson="$optarg"
;;
--ninja=*) ninja="$optarg"
;;
--smbd=*) smbd="$optarg"
;;
--extra-cflags=*)
;;
--extra-cxxflags=*)
;;
--extra-objcflags=*)
;;
--extra-ldflags=*)
;;
--cross-cc-*)
;;
--cross-prefix-*)
;;
--enable-debug-info) meson_option_add -Ddebug=true
;;
--disable-debug-info) meson_option_add -Ddebug=false
;;
--enable-modules)
modules="yes"
;;
--disable-modules)
modules="no"
;;
--cpu=*)
;;
--target-list=*) target_list="$optarg"
if test "$target_list_exclude"; then
error_exit "Can't mix --target-list with --target-list-exclude"
fi
;;
--target-list-exclude=*) target_list_exclude="$optarg"
if test "$target_list"; then
error_exit "Can't mix --target-list-exclude with --target-list"
fi
;;
--with-default-devices) meson_option_add -Ddefault_devices=true
;;
--without-default-devices) meson_option_add -Ddefault_devices=false
;;
--with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option"
;;
--with-devices-*) device_arch=${opt#--with-devices-};
device_arch=${device_arch%%=*}
cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak
if test -f "$cf"; then
device_archs="$device_archs $device_arch"
eval "devices_${device_arch}=\$optarg"
else
error_exit "File $cf does not exist"
fi
;;
--without-default-features) # processed above
;;
--static)
static="yes"
QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
;;
--bindir=*) bindir="$optarg"
;;
--with-suffix=*) qemu_suffix="$optarg"
;;
--host=*|--build=*|\
--disable-dependency-tracking|\
--sbindir=*|--sharedstatedir=*|\
--oldincludedir=*|--datarootdir=*|--infodir=*|\
--htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
# These switches are silently ignored, for compatibility with
# autoconf-generated configure scripts. This allows QEMU's
# configure to be used by RPM and similar macros that set
# lots of directory switches by default.
;;
--enable-debug-tcg) debug_tcg="yes"
;;
--disable-debug-tcg) debug_tcg="no"
;;
--enable-debug)
# Enable debugging options that aren't excessively noisy
debug_tcg="yes"
meson_option_parse --enable-debug-mutex ""
meson_option_add -Doptimization=0
fortify_source="no"
;;
--enable-sanitizers) sanitizers="yes"
;;
--disable-sanitizers) sanitizers="no"
;;
--enable-tsan) tsan="yes"
;;
--disable-tsan) tsan="no"
;;
--disable-tcg) tcg="disabled"
plugins="no"
;;
--enable-tcg) tcg="enabled"
;;
--disable-system) softmmu="no"
;;
--enable-system) softmmu="yes"
;;
--disable-user)
linux_user="no" ;
bsd_user="no" ;
;;
--enable-user) ;;
--disable-linux-user) linux_user="no"
;;
--enable-linux-user) linux_user="yes"
;;
--disable-bsd-user) bsd_user="no"
;;
--enable-bsd-user) bsd_user="yes"
;;
--enable-pie) pie="yes"
;;
--disable-pie) pie="no"
;;
--enable-werror) werror="yes"
;;
--disable-werror) werror="no"
;;
--enable-stack-protector) stack_protector="yes"
;;
--disable-stack-protector) stack_protector="no"
;;
--enable-safe-stack) safe_stack="yes"
;;
--disable-safe-stack) safe_stack="no"
;;
--enable-cfi)
cfi="true";
meson_option_add -Db_lto=true
;;
--disable-cfi) cfi="false"
;;
--disable-fdt) fdt="disabled"
;;
--enable-fdt) fdt="enabled"
;;
--enable-fdt=git) fdt="internal"
;;
--enable-fdt=*) fdt="$optarg"
;;
--with-coroutine=*) coroutine="$optarg"
;;
--with-git=*) git="$optarg"
;;
--with-git-submodules=*)
git_submodules_action="$optarg"
;;
--enable-plugins) if test "$mingw32" = "yes"; then
error_exit "TCG plugins not currently supported on Windows platforms"
else
plugins="yes"
fi
;;
--disable-plugins) plugins="no"
;;
--enable-containers) use_containers="yes"
;;
--disable-containers) use_containers="no"
;;
--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" "$optarg"
;;
esac
done
# test for any invalid configuration combinations
if test "$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
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 [ "$linux_user" = yes ]; then
error_exit "linux-user not supported on this architecture"
fi
fi
if [ "$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
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 "$config" .mak)"
if echo "$target_list_exclude" | grep -vq "$target"; then
default_target_list="${default_target_list} $target"
fi
done
if test x"$show_help" = x"yes" ; then
cat << EOF
Usage: configure [options]
Options: [defaults in brackets after descriptions]
Standard options:
--help print this message
--prefix=PREFIX install in PREFIX [$prefix]
--target-list=LIST set target list (default: build all)
$(echo Available targets: $default_target_list | \
fold -s -w 53 | sed -e 's/^/ /')
--target-list-exclude=LIST exclude a set of targets from the default target-list
Advanced options (experts only):
--cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix]
--cc=CC use C compiler CC [$cc]
--host-cc=CC use C compiler CC [$host_cc] for code run at
build time
--cxx=CXX use C++ compiler CXX [$cxx]
--objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
--extra-cflags=CFLAGS append extra C compiler flags CFLAGS
--extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS
--extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS
--extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
--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]
--meson=MESON use specified meson [$meson]
--ninja=NINJA use specified ninja [$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]
--without-default-features default all --enable-* options to "disabled"
--without-default-devices do not include any device that is not needed to
start the emulator (only use if you are including
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