qemu/configure
Paolo Bonzini 050b439887 configure: remove some dead cruft
print_error is only invoked in one place, and $git is unused.

Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-10-18 10:01:02 +02:00

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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. 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
# 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
if ! mkdir build || ! touch $MARKER
then
echo "ERROR: Could not create ./build directory. Check the permissions on"
echo "your source directory, or try doing an out-of-tree build."
exit 1
fi
cat > GNUmakefile <<'EOF'
# This file is auto-generated by configure to support in-source tree
# 'make' command invocation
ifeq ($(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"
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,.*,'&',"
}
error_exit() {
(echo
echo "ERROR: $1"
while test -n "$2"; do
echo " $2"
shift
done
echo) >&2
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 $?
}
do_cc() {
do_compiler "$cc" $CPU_CFLAGS "$@"
}
compile_object() {
local_cflags="$1"
do_cc $CFLAGS $EXTRA_CFLAGS $local_cflags -c -o $TMPO $TMPC
}
compile_prog() {
local_cflags="$1"
local_ldflags="$2"
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".
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
# parse CC options first; some compiler tests are used to establish
# some defaults, based on the host environment
# default parameters
container_engine="auto"
cpu=""
cross_compile="no"
cross_prefix=""
host_cc="cc"
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
# * 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=""
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"
;;
--objcc=*) objcc="$optarg"
;;
--cpu=*) cpu="$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"
;;
--without-default-features) default_feature="no"
;;
esac
done
default_cflags='-O2 -g'
git_submodules_action="update"
docs="auto"
EXESUF=""
prefix="/usr/local"
qemu_suffix="qemu"
system="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}${cross_prefix}"; then
cc="cc"
else
cc="${CC-${cross_prefix}gcc}"
fi
if test -z "${CXX}${cross_prefix}"; then
cxx="c++"
else
cxx="${CXX-${cross_prefix}g++}"
fi
# Preferred ObjC compiler:
# $objcc (if set, i.e. via --objcc option)
# ${cross_prefix}clang (if cross-prefix specified)
# clang (if available)
# $cc
if test -z "${objcc}${cross_prefix}"; then
if has clang; then
objcc=clang
else
objcc="$cc"
fi
else
objcc="${objcc-${cross_prefix}clang}"
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-${cross_prefix}windmc}"
pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}"
sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
check_define() {
cat > $TMPC <<EOF
#if !defined($1)
#error $1 not defined
#endif
int main(void) { return 0; }
EOF
compile_object
}
write_c_skeleton() {
cat > $TMPC <<EOF
int main(void) { return 0; }
EOF
}
if check_define __linux__ ; then
targetos=linux
elif check_define _WIN32 ; then
targetos=windows
elif check_define __OpenBSD__ ; then
targetos=openbsd
elif check_define __sun__ ; then
targetos=sunos
elif check_define __HAIKU__ ; then
targetos=haiku
elif check_define __FreeBSD__ ; then
targetos=freebsd
elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
targetos=gnu/kfreebsd
elif check_define __DragonFly__ ; then
targetos=dragonfly
elif check_define __NetBSD__; then
targetos=netbsd
elif check_define __APPLE__; then
targetos=darwin
else
# This is a fatal error, but don't report it yet, because we
# might be going to just print the --help text, or it might
# be the result of a missing compiler.
targetos=bogus
fi
if test ! -z "$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
if check_define _LP64 ; then
cpu="riscv64"
else
cpu="riscv32"
fi
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 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 "$cpu" in
aarch64)
host_arch=aarch64
linux_arch=arm64
;;
armv*b|armv*l|arm)
cpu=arm
host_arch=arm
linux_arch=arm
;;
i386|i486|i586|i686)
cpu="i386"
host_arch=i386
linux_arch=x86
CPU_CFLAGS="-m32"
;;
loongarch*)
cpu=loongarch64
host_arch=loongarch64
;;
mips64*)
cpu=mips64
host_arch=mips
linux_arch=mips
;;
mips*)
cpu=mips
host_arch=mips
linux_arch=mips
;;
ppc)
host_arch=ppc
linux_arch=powerpc
CPU_CFLAGS="-m32"
;;
ppc64)
host_arch=ppc64
linux_arch=powerpc
CPU_CFLAGS="-m64 -mbig-endian"
;;
ppc64le)
cpu=ppc64
host_arch=ppc64
linux_arch=powerpc
CPU_CFLAGS="-m64 -mlittle-endian"
;;
riscv32 | riscv64)
host_arch=riscv
linux_arch=riscv
;;
s390)
linux_arch=s390
CPU_CFLAGS="-m31"
;;
s390x)
host_arch=s390x
linux_arch=s390
CPU_CFLAGS="-m64"
;;
sparc|sun4[cdmuv])
cpu=sparc
CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
;;
sparc64)
host_arch=sparc64
CPU_CFLAGS="-m64 -mcpu=ultrasparc"
;;
x32)
cpu="x86_64"
host_arch=x86_64
linux_arch=x86
CPU_CFLAGS="-mx32"
;;
x86_64|amd64)
cpu="x86_64"
host_arch=x86_64
linux_arch=x86
# ??? Only extremely old AMD cpus do not have cmpxchg16b.
# If we truly care, we should simply detect this case at
# runtime and generate the fallback to serial emulation.
CPU_CFLAGS="-m64 -mcx16"
;;
esac
if test -n "$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 >= 3.8.
# NB: a True python conditional creates a non-zero return code (Failure)
"$1" -c 'import sys; sys.exit(sys.version_info < (3,8))'
}
first_python=
if test -z "${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 python3.12 python3.11 \
python3.10 python3.9 python3.8; do
if has "$binary"; then
python=$(command -v "$binary")
if check_py_version "$python"; then
# This one is good.
first_python=
break
else
first_python=$python
fi
fi
done
else
# Same as above, but only check the environment variable.
has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable"
python=$(command -v "$PYTHON")
if check_py_version "$python"; then
# This one is good.
first_python=
else
first_python=$first_python
fi
fi
# Check for ancillary tools used in testing
genisoimage=
for binary in genisoimage mkisofs
do
if has $binary
then
genisoimage=$(command -v "$binary")
break
fi
done
if test "$targetos" = "windows" ; then
EXESUF=".exe"
prefix="/qemu"
bindir=""
qemu_suffix=""
fi
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'
}
. "$source_path/scripts/meson-buildoptions.sh"
meson_options=
meson_option_add() {
local arg
for arg; do
meson_options="$meson_options $(quote_sh "$arg")"
done
}
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=*)
;;
--make=*)
;;
--install=*)
;;
--python=*) python="$optarg"
;;
--skip-meson) skip_meson=yes
;;
--ninja=*) ninja="$optarg"
;;
--smbd=*) smbd="$optarg"
;;
--extra-cflags=*)
;;
--extra-cxxflags=*)
;;
--extra-objcflags=*)
;;
--extra-ldflags=*)
;;
--cross-cc-*)
;;
--cross-prefix-*)
;;
--enable-docs) docs=enabled
;;
--disable-docs) docs=disabled
;;
--cpu=*)
;;
--target-list=*) target_list="$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 $cf does not exist"
fi
;;
--without-default-features) # processed above
;;
--static) static="yes"
;;
--bindir=*) bindir="$optarg"
;;
--with-suffix=*) qemu_suffix="$optarg"
;;
--host=*|--build=*|\
--disable-dependency-tracking|\
--sbindir=*|--sharedstatedir=*|\
--oldincludedir=*|--datarootdir=*|--infodir=*|\
--htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
# These switches are silently ignored, for compatibility with
# autoconf-generated configure scripts. This allows QEMU's
# configure to be used by RPM and similar macros that set
# lots of directory switches by default.
;;
--enable-debug)
# Enable debugging options that aren't excessively noisy
meson_option_parse --enable-debug-tcg ""
meson_option_parse --enable-debug-graph-lock ""
meson_option_parse --enable-debug-mutex ""
meson_option_add -Doptimization=0
default_cflags='-O0 -g'
;;
--disable-tcg) tcg="disabled"
;;
--enable-tcg) tcg="enabled"
;;
--disable-system) system="no"
;;
--enable-system) system="yes"
;;
--disable-user)
linux_user="no" ;
bsd_user="no" ;
;;
--enable-user) ;;
--disable-linux-user) linux_user="no"
;;
--enable-linux-user) linux_user="yes"
;;
--disable-bsd-user) bsd_user="no"
;;
--enable-bsd-user) bsd_user="yes"
;;
--enable-pie) pie="yes"
;;
--disable-pie) pie="no"
;;
--enable-werror) werror="yes"
;;
--disable-werror) werror="no"
;;
--enable-cfi) cfi=true
;;
--disable-cfi) cfi=false
;;
--disable-download) download="disabled"; git_submodules_action=validate;
;;
--enable-download) download="enabled"; git_submodules_action=update;
;;
--enable-plugins) plugins="yes"
;;
--disable-plugins) plugins="no"
;;
--enable-containers) use_containers="yes"
;;
--disable-containers) use_containers="no"
;;
--container-engine=*) container_engine="$optarg"
;;
--gdb=*) gdb_bin="$optarg"
;;
# everything else has the same name in configure and meson
--*) meson_option_parse "$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
if ! test -f "$source_path/subprojects/keycodemapdb/README" \
&& test "$download" = disabled
then
echo
echo "ERROR: missing subprojects"
echo
if test -e "$source_path/.git"; then
echo "--disable-download specified but subprojects were not"
echo 'checked out. Please invoke "meson subprojects download"'
echo "before configuring QEMU, or remove --disable-download"
echo "from the command line."
else
echo "This is not a GIT checkout but subproject content appears to"
echo "be missing. Do not use 'git archive' or GitHub download links"
echo "to acquire QEMU source archives. Non-GIT builds are only"
echo "supported with source archives linked from:"
echo
echo " https://www.qemu.org/download/#source"
echo
echo "Developers working with GIT can use scripts/archive-source.sh"
echo "if they need to create valid source archives."
fi
echo
exit 1
fi
default_target_list=""
mak_wilds=""
if [ -n "$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} $source_path/configs/targets/*-linux-user.mak"
fi
fi
if [ "$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} $source_path/configs/targets/*-bsd-user.mak"
fi
fi
else
if [ "$linux_user" = yes ] || [ "$bsd_user" = yes ]; then
error_exit "user mode emulation not supported on this architecture"
fi
fi
if [ "$system" = "yes" ]; then
mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.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: $default_target_list | \
fold -s -w 53 | sed -e 's/^/ /')
--target-list-exclude=LIST exclude a set of targets from the default target-list
Advanced options (experts only):
-Dmesonoptname=val passthrough option to meson unmodified
--cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix]
--cc=CC use C compiler CC [$cc]
--host-cc=CC when cross compiling, use C compiler CC for code run
at build time [$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
--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
--python=PYTHON use specified python [$python]
--ninja=NINJA use specified ninja [$ninja]
--smbd=SMBD use specified smbd [$smbd]
--static enable static build [$static]
--bindir=PATH install binaries in PATH
--with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix]
--without-default-features default all --enable-* options to "disabled"
--without-default-devices do not include any device that is not needed to
start the emulator (only use if you are including
desired devices in configs/devices/)
--with-devices-ARCH=NAME override default configs/devices
--enable-debug enable common debug build options
--disable-werror disable compilation abort on warning
--cpu=CPU Build for host CPU [$cpu]
--disable-containers don't use containers for cross-building
--container-engine=TYPE which container engine to use [$container_engine]
--gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin]
EOF
meson_options_help
cat << EOF
system all system emulation targets
user supported user emulation targets
linux-user all linux usermode emulation targets
bsd-user all BSD usermode emulation targets
pie Position Independent Executables
NOTE: The object files are built at the place where configure is launched
EOF
exit 0
fi
# Remove old dependency files to make sure that they get properly regenerated
rm -f ./*/config-devices.mak.d
if test -z "$python"
then
# If first_python is set, there was a binary somewhere even though
# it was not suitable. Use it for the error message.
if test -n "$first_python"; then
error_exit "Cannot use '$first_python', Python >= 3.8 is required." \
"Use --python=/path/to/python to specify a supported Python."
else
error_exit "Python not found. Use --python=/path/to/python"
fi
fi
if ! check_py_version "$python"; then
error_exit "Cannot use '$python', Python >= 3.8 is required." \
"Use --python=/path/to/python to specify a supported Python." \
"Maybe try:" \
" openSUSE Leap 15.3+: zypper install python39" \
" CentOS 8: dnf install python38"
fi
# Resolve PATH
python="$(command -v "$python")"
# Create a Python virtual environment using our configured python.
# The stdout of this script will be the location of a symlink that
# points to the configured Python.
# Entry point scripts for pip, meson, and sphinx are generated if those
# packages are present.
# Defaults assumed for now:
# - venv is cleared if it exists already;
# - venv is allowed to use system packages;
# - all setup can be performed offline;
# - missing packages may be fetched from PyPI,
# unless --disable-download is passed.
# - pip is not installed into the venv when possible,
# but ensurepip is called as a fallback when necessary.
echo "python determined to be '$python'"
echo "python version: $($python --version)"
python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)"
if test "$?" -ne 0 ; then
error_exit "python venv creation failed"
fi
# Suppress writing compiled files
python="$python -B"
mkvenv="$python ${source_path}/python/scripts/mkvenv.py"
# Finish preparing the virtual environment using vendored .whl files
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" \
${source_path}/pythondeps.toml meson || exit 1
# At this point, we expect Meson to be installed and available.
# We expect mkvenv or pip to have created pyvenv/bin/meson for us.
# We ignore PATH completely here: we want to use the venv's Meson
# *exclusively*.
meson="$(cd pyvenv/bin; pwd)/meson"
# Conditionally ensure Sphinx is installed.
mkvenv_flags=""
if test "$download" = "enabled" -a "$docs" = "enabled" ; then
mkvenv_flags="--online"
fi
if test "$docs" != "disabled" ; then
if ! $mkvenv ensuregroup \
$mkvenv_flags \
${source_path}/pythondeps.toml docs;
then
if test "$docs" = "enabled" ; then
exit 1
fi
echo "Sphinx not found/usable, disabling docs."
docs=disabled
else
docs=enabled
fi
fi
# Probe for ninja
if test -z "$ninja"; then
for c in ninja ninja-build samu; do
if has $c; then
ninja=$(command -v "$c")
break
fi
done
if test -z "$ninja"; then
error_exit "Cannot find Ninja"
fi
fi
# Consult white-list to determine whether to enable werror
# by default. Only enable by default for git builds
if test -z "$werror" ; then
if test -e "$source_path/.git" && \
{ test "$targetos" = linux || test "$targetos" = "windows"; }; then
werror="yes"
else
werror="no"
fi
fi
if test "$targetos" = "bogus"; then
# Now that we know that we're not printing the help and that
# the compiler works (so the results of the check_defines we used
# to identify the OS are reliable), if we didn't recognize the
# host OS we should stop now.
error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
fi
# test for any invalid configuration combinations
if test "$targetos" = "windows"; then
if test "$plugins" = "yes"; then
error_exit "TCG plugins not currently supported on Windows platforms"
fi
plugins="no"
fi
if test "$tcg" = "disabled" ; then
if test "$plugins" = "yes"; then
error_exit "Can't enable plugins on non-TCG builds"
fi
plugins="no"
fi
if test "$static" = "yes" ; then
if test "$plugins" = "yes"; then
error_exit "static and plugins are mutually incompatible"
fi
plugins="no"
fi
if test "$plugins" != "no"; then
plugins=yes
subdirs="$subdirs contrib/plugins"
fi
cat > $TMPC << EOF
#ifdef __linux__
# define THREAD __thread
#else
# define THREAD
#endif
static THREAD int tls_var;
int main(void) { return tls_var; }
EOF
if test "$targetos" = windows || test "$targetos" = haiku; then
if test "$pie" = "yes"; then
error_exit "PIE not available due to missing OS support"
fi
pie=no
fi
if test "$pie" != "no"; then
if test "$static" = "yes"; then
pie_ldflags=-static-pie
else
pie_ldflags=-pie
fi
if compile_prog "-Werror -fPIE -DPIE" "$pie_ldflags"; then
pie="yes"
elif test "$pie" = "yes"; then
error_exit "-static-pie not available due to missing toolchain support"
else
echo "Disabling PIE due to missing toolchain support"
pie="no"
fi
fi
##########################################
if test -z "${target_list+xxx}" ; then
default_targets=yes
for target in $default_target_list; do
target_list="$target_list $target"
done
target_list="${target_list# }"
else
default_targets=no
target_list=$(echo "$target_list" | sed -e 's/,/ /g')
for target in $target_list; do
# Check that we recognised the target name; this allows a more
# friendly error message than if we let it fall through.
case " $default_target_list " in
*" $target "*)
;;
*)
error_exit "Unknown target name '$target'"
;;
esac
done
fi
if test "$tcg" = "auto"; then
if test -z "$target_list"; then
tcg="disabled"
else
tcg="enabled"
fi
fi
#########################################
# gdb test
if test -n "$gdb_bin"; then
gdb_version=$($gdb_bin --version | head -n 1)
if version_ge ${gdb_version##* } 9.1; then
gdb_arches=$($python "$source_path/scripts/probe-gdb-support.py" $gdb_bin)
else
gdb_bin=""
fi
fi
##########################################
# big/little endian test
cat > $TMPC << EOF
#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
# error LITTLE
#endif
int main(void) { return 0; }
EOF
if ! compile_prog ; then
bigendian="no"
else
cat > $TMPC << EOF
#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
# error BIG
#endif
int main(void) { return 0; }
EOF
if ! compile_prog ; then
bigendian="yes"
else
echo big/little test failed
exit 1
fi
fi
##########################################
# functions to probe cross compilers
container="no"
runc=""
if test $use_containers = "yes" && (has "docker" || has "podman"); then
case $($python "$source_path"/tests/docker/docker.py --engine "$container_engine" probe) in
*docker) container=docker ;;
podman) container=podman ;;
no) container=no ;;
esac
if test "$container" != "no"; then
docker_py="$python $source_path/tests/docker/docker.py --engine $container"
runc=$container
fi
fi
# cross compilers defaults, can be overridden with --cross-cc-ARCH
: ${cross_prefix_aarch64="aarch64-linux-gnu-"}
: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"}
: ${cross_prefix_alpha="alpha-linux-gnu-"}
: ${cross_prefix_arm="arm-linux-gnueabihf-"}
: ${cross_prefix_armeb="$cross_prefix_arm"}
: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"}
: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"}
: ${cross_prefix_hppa="hppa-linux-gnu-"}
: ${cross_prefix_i386="i686-linux-gnu-"}
: ${cross_prefix_m68k="m68k-linux-gnu-"}
: ${cross_prefix_microblaze="microblaze-linux-musl-"}
: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"}
: ${cross_prefix_mips64="mips64-linux-gnuabi64-"}
: ${cross_prefix_mipsel="mipsel-linux-gnu-"}
: ${cross_prefix_mips="mips-linux-gnu-"}
: ${cross_prefix_nios2="nios2-linux-gnu-"}
: ${cross_prefix_ppc="powerpc-linux-gnu-"}
: ${cross_prefix_ppc64="powerpc64-linux-gnu-"}
: ${cross_prefix_ppc64le="$cross_prefix_ppc64"}
: ${cross_prefix_riscv64="riscv64-linux-gnu-"}
: ${cross_prefix_s390x="s390x-linux-gnu-"}
: ${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_cflags_aarch64_be="-mbig-endian"}
: ${cross_cc_armeb="$cross_cc_arm"}
: ${cross_cc_cflags_armeb="-mbig-endian"}
: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"}
: ${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"}
: ${cross_cc_ppc64le="$cross_cc_ppc64"}
: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"}
: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"}
: ${cross_cc_sparc="$cross_cc_sparc64"}
: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"}
: ${cross_cc_cflags_x86_64="-m64"}
compute_target_variable() {
eval "$2="
if eval test -n "\"\${cross_prefix_$1}\""; then
if eval has "\"\${cross_prefix_$1}\$3\""; then
eval "$2=\"\${cross_prefix_$1}\$3\""
fi
fi
}
have_target() {
for i; do
case " $target_list " in
*" $i "*) return 0;;
*) ;;
esac
done
return 1
}
# probe_target_compiler TARGET
#
# Look for a compiler for the given target, either native or cross.
# Set variables target_* if a compiler is found, and container_cross_*
# if a Docker-based cross-compiler image is known for the target.
# Set got_cross_cc to yes/no depending on whether a non-container-based
# compiler was found.
#
# If TARGET is a user-mode emulation target, also set build_static to
# "y" if static linking is possible.
#
probe_target_compiler() {
# reset all output variables
got_cross_cc=no
container_image=
container_hosts=
container_cross_cc=
container_cross_ar=
container_cross_as=
container_cross_ld=
container_cross_nm=
container_cross_objcopy=
container_cross_ranlib=
container_cross_strip=
target_arch=${1%%-*}
case $target_arch in
aarch64) container_hosts="x86_64 aarch64" ;;
alpha) container_hosts=x86_64 ;;
arm) container_hosts="x86_64 aarch64" ;;
cris) container_hosts=x86_64 ;;
hexagon) container_hosts=x86_64 ;;
hppa) container_hosts=x86_64 ;;
i386) container_hosts=x86_64 ;;
loongarch64) container_hosts=x86_64 ;;
m68k) container_hosts=x86_64 ;;
microblaze) container_hosts=x86_64 ;;
mips64el) container_hosts=x86_64 ;;
mips64) container_hosts=x86_64 ;;
mipsel) container_hosts=x86_64 ;;
mips) container_hosts=x86_64 ;;
nios2) container_hosts=x86_64 ;;
ppc) container_hosts=x86_64 ;;
ppc64|ppc64le) container_hosts=x86_64 ;;
riscv64) container_hosts=x86_64 ;;
s390x) container_hosts=x86_64 ;;
sh4) container_hosts=x86_64 ;;
sparc64) container_hosts=x86_64 ;;
tricore) container_hosts=x86_64 ;;
x86_64) container_hosts="aarch64 ppc64le x86_64" ;;
xtensa*) container_hosts=x86_64 ;;
esac
for host in $container_hosts; do
test "$container" != no || continue
test "$host" = "$cpu" || continue
case $target_arch in
aarch64)
# We don't have any bigendian build tools so we only use this for AArch64
container_image=debian-arm64-cross
container_cross_prefix=aarch64-linux-gnu-
container_cross_cc=${container_cross_prefix}gcc
;;
alpha)
container_image=debian-alpha-cross
container_cross_prefix=alpha-linux-gnu-
;;
arm)
# We don't have any bigendian build tools so we only use this for ARM
container_image=debian-armhf-cross
container_cross_prefix=arm-linux-gnueabihf-
;;
cris)
container_image=fedora-cris-cross
container_cross_prefix=cris-linux-gnu-
;;
hexagon)
container_image=debian-hexagon-cross
container_cross_prefix=hexagon-unknown-linux-musl-
container_cross_cc=${container_cross_prefix}clang
;;
hppa)
container_image=debian-hppa-cross
container_cross_prefix=hppa-linux-gnu-
;;
i386)
container_image=fedora-i386-cross
container_cross_prefix=
;;
loongarch64)
container_image=debian-loongarch-cross
container_cross_prefix=loongarch64-unknown-linux-gnu-
;;
m68k)
container_image=debian-m68k-cross
container_cross_prefix=m68k-linux-gnu-
;;
microblaze)
container_image=debian-microblaze-cross
container_cross_prefix=microblaze-linux-musl-
;;
mips64el)
container_image=debian-mips64el-cross
container_cross_prefix=mips64el-linux-gnuabi64-
;;
mips64)
container_image=debian-mips64-cross
container_cross_prefix=mips64-linux-gnuabi64-
;;
mipsel)
container_image=debian-mipsel-cross
container_cross_prefix=mipsel-linux-gnu-
;;
mips)
container_image=debian-mips-cross
container_cross_prefix=mips-linux-gnu-
;;
nios2)
container_image=debian-nios2-cross
container_cross_prefix=nios2-linux-gnu-
;;
ppc)
container_image=debian-powerpc-test-cross
container_cross_prefix=powerpc-linux-gnu-
container_cross_cc=${container_cross_prefix}gcc
;;
ppc64|ppc64le)
container_image=debian-powerpc-test-cross
container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu-
container_cross_cc=${container_cross_prefix}gcc-10
;;
riscv64)
container_image=debian-riscv64-test-cross
container_cross_prefix=riscv64-linux-gnu-
;;
s390x)
container_image=debian-s390x-cross
container_cross_prefix=s390x-linux-gnu-
;;
sh4)
container_image=debian-sh4-cross
container_cross_prefix=sh4-linux-gnu-
;;
sparc64)
container_image=debian-sparc64-cross
container_cross_prefix=sparc64-linux-gnu-
;;
tricore)
container_image=debian-tricore-cross
container_cross_prefix=tricore-
;;
x86_64)
container_image=debian-amd64-cross
container_cross_prefix=x86_64-linux-gnu-
;;
xtensa*)
container_image=debian-xtensa-cross
# default to the dc232b cpu
container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf-
;;
esac
: ${container_cross_cc:=${container_cross_prefix}gcc}
: ${container_cross_ar:=${container_cross_prefix}ar}
: ${container_cross_as:=${container_cross_prefix}as}
: ${container_cross_ld:=${container_cross_prefix}ld}
: ${container_cross_nm:=${container_cross_prefix}nm}
: ${container_cross_objcopy:=${container_cross_prefix}objcopy}
: ${container_cross_ranlib:=${container_cross_prefix}ranlib}
: ${container_cross_strip:=${container_cross_prefix}strip}
done
try=cross
case "$target_arch:$cpu" in
aarch64_be:aarch64 | \
armeb:arm | \
i386:x86_64 | \
mips*:mips64 | \
ppc*:ppc64 | \
sparc:sparc64 | \
"$cpu:$cpu")
try='native cross' ;;
esac
eval "target_cflags=\${cross_cc_cflags_$target_arch}"
for thistry in $try; do
case $thistry in
native)
target_cc=$cc
target_ccas=$ccas
target_ar=$ar
target_as=$as
target_ld=$ld
target_nm=$nm
target_objcopy=$objcopy
target_ranlib=$ranlib
target_strip=$strip
;;
cross)
target_cc=
if eval test -n "\"\${cross_cc_$target_arch}\""; then
if eval has "\"\${cross_cc_$target_arch}\""; then
eval "target_cc=\"\${cross_cc_$target_arch}\""
fi
else
compute_target_variable $target_arch target_cc gcc
fi
target_ccas=$target_cc
compute_target_variable $target_arch target_ar ar
compute_target_variable $target_arch target_as as
compute_target_variable $target_arch target_ld ld
compute_target_variable $target_arch target_nm nm
compute_target_variable $target_arch target_objcopy objcopy
compute_target_variable $target_arch target_ranlib ranlib
compute_target_variable $target_arch target_strip strip
;;
esac
if test -n "$target_cc"; then
case $target_arch in
i386|x86_64)
if $target_cc --version | grep -qi "clang"; then
continue
fi
;;
esac
elif test -n "$target_as" && test -n "$target_ld"; then
# Special handling for assembler only targets
case $target in
tricore-softmmu)
build_static=
got_cross_cc=yes
break
;;
*)
continue
;;
esac
else
continue
fi
write_c_skeleton
case $1 in
*-softmmu)
if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC &&
do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then
got_cross_cc=yes
break
fi
;;
*)
if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then
build_static=y
got_cross_cc=yes
break
fi
if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then
build_static=
got_cross_cc=yes
break
fi
;;
esac
done
if test $got_cross_cc != yes; then
build_static=
target_cc=
target_ccas=
target_ar=
target_as=
target_ld=
target_nm=
target_objcopy=
target_ranlib=
target_strip=
fi
test -n "$target_cc"
}
write_target_makefile() {
echo "EXTRA_CFLAGS=$target_cflags"
if test -z "$target_cc" && test -z "$target_as"; then
test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?"
echo "$1: docker-image-$container_image" >> Makefile.prereqs
if test -n "$container_cross_cc"; then
echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
fi
echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --"
echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --"
echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --"
echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --"
echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --"
echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --"
echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --"
else
if test -n "$target_cc"; then
echo "CC=$target_cc"
echo "CCAS=$target_ccas"
fi
if test -n "$target_ar"; then
echo "AR=$target_ar"
fi
if test -n "$target_as"; then
echo "AS=$target_as"
fi
if test -n "$target_ld"; then
echo "LD=$target_ld"
fi
if test -n "$target_nm"; then
echo "NM=$target_nm"
fi
if test -n "$target_objcopy"; then
echo "OBJCOPY=$target_objcopy"
fi
if test -n "$target_ranlib"; then
echo "RANLIB=$target_ranlib"
fi
if test -n "$target_strip"; then
echo "STRIP=$target_strip"
fi
fi
}
#######################################
# cross-compiled firmware targets
# Set up build tree symlinks that point back into the source tree
# (these can be both files and directories).
# Caution: avoid adding files or directories here using wildcards. This
# will result in problems later if a new file matching the wildcard is
# added to the source tree -- nothing will cause configure to be rerun
# so the build tree will be missing the link back to the new file, and
# tests might fail. Prefer to keep the relevant files in their own
# directory and symlink the directory instead.
LINKS="Makefile"
LINKS="$LINKS docs/config"
LINKS="$LINKS pc-bios/optionrom/Makefile"
LINKS="$LINKS pc-bios/s390-ccw/Makefile"
LINKS="$LINKS pc-bios/vof/Makefile"
LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
LINKS="$LINKS tests/avocado tests/data"
LINKS="$LINKS tests/qemu-iotests/check"
LINKS="$LINKS python"
LINKS="$LINKS contrib/plugins/Makefile "
for f in $LINKS ; do
if [ -e "$source_path/$f" ]; then
symlink "$source_path/$f" "$f"
fi
done
echo "# Automatically generated by configure - do not modify" > Makefile.prereqs
# Mac OS X ships with a broken assembler
if have_target i386-softmmu x86_64-softmmu && \
test "$targetos" != "darwin" && test "$targetos" != "sunos" && \
test "$targetos" != "haiku" && \
probe_target_compiler i386-softmmu; then
subdirs="$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
write_target_makefile >> $config_mak
fi
if have_target ppc-softmmu ppc64-softmmu && \
probe_target_compiler ppc-softmmu; then
subdirs="$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
write_target_makefile >> $config_mak
fi
# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10
# (which is the lowest architecture level that Clang supports)
if have_target s390x-softmmu && probe_target_compiler s390x-softmmu && \
GIT=git "$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 $TMPC
has_z900=$?
if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then
if [ $has_z900 != 0 ]; then
echo "WARNING: Your compiler does not support the z900!"
echo " The s390-ccw bios will only work with guest CPUs >= z10."
fi
subdirs="$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
fi
fi
#######################################
# generate config-host.mak
config_host_mak="config-host.mak"
echo "# Automatically generated by configure - do not modify" > $config_host_mak
echo >> $config_host_mak
echo all: >> $config_host_mak
if test "$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)}" >> $config_host_mak
fi
echo "SRC_PATH=$source_path" >> $config_host_mak
echo "TARGET_DIRS=$target_list" >> $config_host_mak
echo "GDB=$gdb_bin" >> $config_host_mak
if test "$container" != no; then
echo "RUNC=$runc" >> $config_host_mak
fi
echo "SUBDIRS=$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" >> $config_host_mak
echo "EXESUF=$EXESUF" >> $config_host_mak
# use included Linux headers for KVM architectures
if test "$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
case $target in
*-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;;
*) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;;
esac
done
if test "$default_targets" = "yes"; then
echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak
fi
# contrib/plugins configuration
echo "# Automatically generated by configure - do not modify" > contrib/plugins/$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
(config_host_mak=tests/tcg/config-host.mak
mkdir -p tests/tcg
echo "# Automatically generated by configure - do not modify" > $config_host_mak
echo "SRC_PATH=$source_path" >> $config_host_mak
tcg_tests_targets=
for target in $target_list; do
arch=${target%%-*}
case $target in
xtensa*-linux-user)
# the toolchain is not complete with headers, only build system tests
continue
;;
*-softmmu)
test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue
qemu="qemu-system-$arch"
;;
*-linux-user|*-bsd-user)
qemu="qemu-$arch"
;;
esac
if probe_target_compiler $target || test -n "$container_image"; then
test -n "$container_image" && build_static=y
mkdir -p "tests/tcg/$target"
config_target_mak=tests/tcg/$target/config-target.mak
ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile"
echo "# Automatically generated by configure - do not modify" > "$config_target_mak"
echo "TARGET_NAME=$arch" >> "$config_target_mak"
echo "TARGET=$target" >> "$config_target_mak"
write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak"
echo "BUILD_STATIC=$build_static" >> "$config_target_mak"
echo "QEMU=$PWD/$qemu" >> "$config_target_mak"
# will GDB work with these binaries?
if test "${gdb_arches#*$arch}" != "$gdb_arches"; then
echo "GDB=$gdb_bin" >> $config_target_mak
fi
echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs
tcg_tests_targets="$tcg_tests_targets $target"
fi
done
if test "$tcg" = "enabled"; then
echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> config-host.mak
fi
)
if test "$skip_meson" = no; then
cross="config-meson.cross.new"
meson_quote() {
test $# = 0 && return
echo "'$(echo $* | sed "s/ /','/g")'"
}
echo "# Automatically generated by configure - do not modify" > $cross
echo "[properties]" >> $cross
# unroll any custom device configs
for a in $device_archs; do
eval "c=\$devices_${a}"
echo "${a}-softmmu = '$c'" >> $cross
done
echo "[built-in options]" >> $cross
echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross
echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross
test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross
echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross
echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross
echo "[binaries]" >> $cross
echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross
test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross
test -n "$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)]" >> $cross
echo "ranlib = [$(meson_quote $ranlib)]" >> $cross
if has $sdl2_config; then
echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross
fi
echo "strip = [$(meson_quote $strip)]" >> $cross
echo "widl = [$(meson_quote $widl)]" >> $cross
echo "windres = [$(meson_quote $windres)]" >> $cross
echo "windmc = [$(meson_quote $windmc)]" >> $cross
if test "$cross_compile" = "yes"; then
echo "[host_machine]" >> $cross
echo "system = '$targetos'" >> $cross
case "$cpu" in
i386)
echo "cpu_family = 'x86'" >> $cross
;;
*)
echo "cpu_family = '$cpu'" >> $cross
;;
esac
echo "cpu = '$cpu'" >> $cross
if test "$bigendian" = "yes" ; then
echo "endian = 'big'" >> $cross
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
mv $cross config-meson.cross
rm -rf meson-private meson-info meson-logs
# Built-in options
test "$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" "-Db_lto=$cfi"
test "$docs" != auto && meson_option_add "-Ddocs=$docs"
test -n "${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"
run_meson() {
NINJA=$ninja $meson setup --prefix "$prefix" "$@" $cross_arg "$PWD" "$source_path"
}
eval run_meson $meson_options
if test "$?" -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.
cat <<EOD >config.status
#!/bin/sh
# Generated by configure.
# Run this file to recreate the current configuration.
# Compiler output produced by configure, useful for debugging
# configure, is in config.log if it exists.
EOD
preserve_env() {
envname=$1
eval envval=\$$envname
if test -n "$envval"
then
echo "$envname='$envval'" >> config.status
echo "export $envname" >> config.status
else
echo "unset $envname" >> config.status
fi
}
# Preserve various env variables that influence what
# features/build target configure will detect
preserve_env AR
preserve_env AS
preserve_env CC
preserve_env CFLAGS
preserve_env CXX
preserve_env CXXFLAGS
preserve_env LD
preserve_env LDFLAGS
preserve_env LD_LIBRARY_PATH
preserve_env NM
preserve_env OBJCFLAGS
preserve_env OBJCOPY
preserve_env PATH
preserve_env PKG_CONFIG
preserve_env PKG_CONFIG_LIBDIR
preserve_env PKG_CONFIG_PATH
preserve_env PYTHON
preserve_env QEMU_GA_MANUFACTURER
preserve_env QEMU_GA_DISTRO
preserve_env QEMU_GA_VERSION
preserve_env SDL2_CONFIG
preserve_env SMBD
preserve_env STRIP
preserve_env WIDL
preserve_env WINDRES
preserve_env WINDMC
printf "exec" >>config.status
for i in "$0" "$@"; do
test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status
done
echo ' "$@"' >>config.status
chmod +x config.status
rm -r "$TMPDIR1"