Do not include variables for the QEMU's own compiler, as they are not necessarily related to the cross compiler used for tests/tcg. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Message-Id: <20220401141326.1244422-16-pbonzini@redhat.com> Signed-off-by: Alex Bennée <alex.bennee@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20220419091020.3008144-19-alex.bennee@linaro.org>
		
			
				
	
	
		
			3250 lines
		
	
	
		
			90 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			3250 lines
		
	
	
		
			90 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
#!/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 "${TMPDIR1}"
 | 
						|
mkdir -p "${TMPDIR1}"
 | 
						|
if [ $? -ne 0 ]; then
 | 
						|
    echo "ERROR: failed to create temporary directory"
 | 
						|
    exit 1
 | 
						|
fi
 | 
						|
 | 
						|
TMPB="qemu-conf"
 | 
						|
TMPC="${TMPDIR1}/${TMPB}.c"
 | 
						|
TMPO="${TMPDIR1}/${TMPB}.o"
 | 
						|
TMPCXX="${TMPDIR1}/${TMPB}.cxx"
 | 
						|
TMPM="${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
 | 
						|
printf " '%s'" "$0" "$@" >> config.log
 | 
						|
echo >> config.log
 | 
						|
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 $?
 | 
						|
    # Test passed. If this is an --enable-werror build, rerun
 | 
						|
    # the test with -Werror and bail out if it fails. This
 | 
						|
    # makes warning-generating-errors in configure test code
 | 
						|
    # obvious to developers.
 | 
						|
    if test "$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 $?
 | 
						|
    error_exit "configure test passed without -Werror but failed with -Werror." \
 | 
						|
        "This is probably a bug in the configure script. The failing command" \
 | 
						|
        "will be at the bottom of config.log." \
 | 
						|
        "You can run configure with --disable-werror to bypass this check."
 | 
						|
}
 | 
						|
 | 
						|
do_cc() {
 | 
						|
    do_compiler "$cc" $CPU_CFLAGS "$@"
 | 
						|
}
 | 
						|
 | 
						|
do_cxx() {
 | 
						|
    do_compiler "$cxx" $CPU_CFLAGS "$@"
 | 
						|
}
 | 
						|
 | 
						|
do_objc() {
 | 
						|
    do_compiler "$objcc" $CPU_CFLAGS "$@"
 | 
						|
}
 | 
						|
 | 
						|
# Append $2 to the variable named $1, with space separation
 | 
						|
add_to() {
 | 
						|
    eval $1=\${$1:+\"\$$1 \"}\$2
 | 
						|
}
 | 
						|
 | 
						|
update_cxxflags() {
 | 
						|
    # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
 | 
						|
    # options which some versions of GCC's C++ compiler complain about
 | 
						|
    # because they only make sense for C programs.
 | 
						|
    QEMU_CXXFLAGS="-D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS"
 | 
						|
    CONFIGURE_CXXFLAGS=$(echo "$CONFIGURE_CFLAGS" | sed s/-std=gnu11/-std=gnu++11/)
 | 
						|
    for arg in $QEMU_CFLAGS; do
 | 
						|
        case $arg in
 | 
						|
            -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
 | 
						|
            -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
 | 
						|
                ;;
 | 
						|
            *)
 | 
						|
                QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
 | 
						|
                ;;
 | 
						|
        esac
 | 
						|
    done
 | 
						|
}
 | 
						|
 | 
						|
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
 | 
						|
}
 | 
						|
 | 
						|
glob() {
 | 
						|
    eval test -z '"${1#'"$2"'}"'
 | 
						|
}
 | 
						|
 | 
						|
ld_has() {
 | 
						|
    $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
 | 
						|
}
 | 
						|
 | 
						|
if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
 | 
						|
then
 | 
						|
  error_exit "main directory cannot contain spaces nor colons"
 | 
						|
fi
 | 
						|
 | 
						|
# default parameters
 | 
						|
cpu=""
 | 
						|
iasl="iasl"
 | 
						|
interp_prefix="/usr/gnemul/qemu-%M"
 | 
						|
static="no"
 | 
						|
cross_compile="no"
 | 
						|
cross_prefix=""
 | 
						|
audio_drv_list="default"
 | 
						|
block_drv_rw_whitelist=""
 | 
						|
block_drv_ro_whitelist=""
 | 
						|
host_cc="cc"
 | 
						|
debug_info="yes"
 | 
						|
lto="false"
 | 
						|
stack_protector=""
 | 
						|
safe_stack=""
 | 
						|
use_containers="yes"
 | 
						|
gdb_bin=$(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 "$opt" in
 | 
						|
      --without-default-features)
 | 
						|
          default_feature="no"
 | 
						|
  ;;
 | 
						|
  esac
 | 
						|
done
 | 
						|
 | 
						|
EXTRA_CFLAGS=""
 | 
						|
EXTRA_CXXFLAGS=""
 | 
						|
EXTRA_OBJCFLAGS=""
 | 
						|
EXTRA_LDFLAGS=""
 | 
						|
 | 
						|
xen_ctrl_version="$default_feature"
 | 
						|
vhost_kernel="$default_feature"
 | 
						|
vhost_net="$default_feature"
 | 
						|
vhost_crypto="$default_feature"
 | 
						|
vhost_scsi="$default_feature"
 | 
						|
vhost_vsock="$default_feature"
 | 
						|
vhost_user="no"
 | 
						|
vhost_user_fs="$default_feature"
 | 
						|
vhost_vdpa="$default_feature"
 | 
						|
rdma="$default_feature"
 | 
						|
pvrdma="$default_feature"
 | 
						|
debug_tcg="no"
 | 
						|
debug="no"
 | 
						|
sanitizers="no"
 | 
						|
tsan="no"
 | 
						|
fortify_source="$default_feature"
 | 
						|
gcov="no"
 | 
						|
EXESUF=""
 | 
						|
modules="no"
 | 
						|
module_upgrades="no"
 | 
						|
prefix="/usr/local"
 | 
						|
qemu_suffix="qemu"
 | 
						|
softmmu="yes"
 | 
						|
linux_user=""
 | 
						|
bsd_user=""
 | 
						|
pkgversion=""
 | 
						|
pie=""
 | 
						|
trace_backends="log"
 | 
						|
trace_file="trace"
 | 
						|
opengl="$default_feature"
 | 
						|
coroutine=""
 | 
						|
tls_priority="NORMAL"
 | 
						|
plugins="$default_feature"
 | 
						|
secret_keyring="$default_feature"
 | 
						|
meson=""
 | 
						|
meson_args=""
 | 
						|
ninja=""
 | 
						|
gio="$default_feature"
 | 
						|
skip_meson=no
 | 
						|
 | 
						|
# The following Meson options are handled manually (still they
 | 
						|
# are included in the automatically generated help message)
 | 
						|
 | 
						|
# 1. Track which submodules are needed
 | 
						|
if test "$default_feature" = no ; then
 | 
						|
  capstone="disabled"
 | 
						|
  slirp="disabled"
 | 
						|
else
 | 
						|
  capstone="auto"
 | 
						|
  slirp="auto"
 | 
						|
fi
 | 
						|
fdt="auto"
 | 
						|
 | 
						|
# 2. Support --with/--without option
 | 
						|
default_devices="true"
 | 
						|
 | 
						|
# 3. Automatically enable/disable other options
 | 
						|
tcg="enabled"
 | 
						|
cfi="false"
 | 
						|
 | 
						|
# 4. Detection partly done in configure
 | 
						|
xen=${default_feature:+disabled}
 | 
						|
 | 
						|
# 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 $optarg"
 | 
						|
  ;;
 | 
						|
  --enable-debug-info) debug_info="yes"
 | 
						|
  ;;
 | 
						|
  --disable-debug-info) debug_info="no"
 | 
						|
  ;;
 | 
						|
  --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
 | 
						|
  ;;
 | 
						|
  --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*}
 | 
						|
                      eval "cross_cc_cflags_${cc_arch}=\$optarg"
 | 
						|
                      cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
 | 
						|
  ;;
 | 
						|
  --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
 | 
						|
                cc_archs="$cc_archs $cc_arch"
 | 
						|
                eval "cross_cc_${cc_arch}=\$optarg"
 | 
						|
                cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
 | 
						|
  ;;
 | 
						|
  esac
 | 
						|
done
 | 
						|
# OS specific
 | 
						|
# Using uname is really, really broken.  Once we have the right set of checks
 | 
						|
# we can eliminate its usage altogether.
 | 
						|
 | 
						|
# 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}"
 | 
						|
cpp="${CPP-$cc -E}"
 | 
						|
objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 | 
						|
ld="${LD-${cross_prefix}ld}"
 | 
						|
ranlib="${RANLIB-${cross_prefix}ranlib}"
 | 
						|
nm="${NM-${cross_prefix}nm}"
 | 
						|
smbd="$SMBD"
 | 
						|
strip="${STRIP-${cross_prefix}strip}"
 | 
						|
windres="${WINDRES-${cross_prefix}windres}"
 | 
						|
pkg_config_exe="${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="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 | 
						|
QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 | 
						|
QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 | 
						|
 | 
						|
QEMU_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"
 | 
						|
  # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
 | 
						|
  # Note that this check is broken for cross-compilation: if you're
 | 
						|
  # cross-compiling to one of these OSes then you'll need to specify
 | 
						|
  # the correct CPU with the --cpu option.
 | 
						|
  if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 | 
						|
    cpu="x86_64"
 | 
						|
  fi
 | 
						|
;;
 | 
						|
haiku)
 | 
						|
  pie="no"
 | 
						|
  QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -D_BSD_SOURCE -fPIC $QEMU_CFLAGS"
 | 
						|
;;
 | 
						|
linux)
 | 
						|
  linux="yes"
 | 
						|
  vhost_user=${default_feature:-yes}
 | 
						|
;;
 | 
						|
esac
 | 
						|
 | 
						|
if test ! -z "$cpu" ; then
 | 
						|
  # command line argument
 | 
						|
  :
 | 
						|
elif check_define __i386__ ; then
 | 
						|
  cpu="i386"
 | 
						|
elif check_define __x86_64__ ; then
 | 
						|
  if check_define __ILP32__ ; then
 | 
						|
    cpu="x32"
 | 
						|
  else
 | 
						|
    cpu="x86_64"
 | 
						|
  fi
 | 
						|
elif check_define __sparc__ ; then
 | 
						|
  if check_define __arch64__ ; then
 | 
						|
    cpu="sparc64"
 | 
						|
  else
 | 
						|
    cpu="sparc"
 | 
						|
  fi
 | 
						|
elif check_define _ARCH_PPC ; then
 | 
						|
  if check_define _ARCH_PPC64 ; then
 | 
						|
    if check_define _LITTLE_ENDIAN ; then
 | 
						|
      cpu="ppc64le"
 | 
						|
    else
 | 
						|
      cpu="ppc64"
 | 
						|
    fi
 | 
						|
  else
 | 
						|
    cpu="ppc"
 | 
						|
  fi
 | 
						|
elif check_define __mips__ ; then
 | 
						|
  cpu="mips"
 | 
						|
elif check_define __s390__ ; then
 | 
						|
  if check_define __s390x__ ; then
 | 
						|
    cpu="s390x"
 | 
						|
  else
 | 
						|
    cpu="s390"
 | 
						|
  fi
 | 
						|
elif check_define __riscv ; then
 | 
						|
  cpu="riscv"
 | 
						|
elif check_define __arm__ ; then
 | 
						|
  cpu="arm"
 | 
						|
elif check_define __aarch64__ ; then
 | 
						|
  cpu="aarch64"
 | 
						|
elif check_define __loongarch64 ; then
 | 
						|
  cpu="loongarch64"
 | 
						|
else
 | 
						|
  cpu=$(uname -m)
 | 
						|
fi
 | 
						|
 | 
						|
# Normalise host CPU name, set multilib cflags
 | 
						|
# 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|i86pc|BePC)
 | 
						|
    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"
 | 
						|
  write_c_skeleton;
 | 
						|
  prefix="/qemu"
 | 
						|
  qemu_suffix=""
 | 
						|
fi
 | 
						|
 | 
						|
werror=""
 | 
						|
 | 
						|
. $source_path/scripts/meson-buildoptions.sh
 | 
						|
 | 
						|
meson_options=
 | 
						|
meson_option_parse() {
 | 
						|
  meson_options="$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"
 | 
						|
  ;;
 | 
						|
  --interp-prefix=*) interp_prefix="$optarg"
 | 
						|
  ;;
 | 
						|
  --cross-prefix=*)
 | 
						|
  ;;
 | 
						|
  --cc=*)
 | 
						|
  ;;
 | 
						|
  --host-cc=*) host_cc="$optarg"
 | 
						|
  ;;
 | 
						|
  --cxx=*)
 | 
						|
  ;;
 | 
						|
  --iasl=*) iasl="$optarg"
 | 
						|
  ;;
 | 
						|
  --objcc=*) objcc="$optarg"
 | 
						|
  ;;
 | 
						|
  --make=*) make="$optarg"
 | 
						|
  ;;
 | 
						|
  --install=*)
 | 
						|
  ;;
 | 
						|
  --python=*) python="$optarg" ; explicit_python=yes
 | 
						|
  ;;
 | 
						|
  --sphinx-build=*) sphinx_build="$optarg"
 | 
						|
  ;;
 | 
						|
  --skip-meson) skip_meson=yes
 | 
						|
  ;;
 | 
						|
  --meson=*) meson="$optarg"
 | 
						|
  ;;
 | 
						|
  --ninja=*) ninja="$optarg"
 | 
						|
  ;;
 | 
						|
  --smbd=*) smbd="$optarg"
 | 
						|
  ;;
 | 
						|
  --extra-cflags=*)
 | 
						|
  ;;
 | 
						|
  --extra-cxxflags=*)
 | 
						|
  ;;
 | 
						|
  --extra-objcflags=*)
 | 
						|
  ;;
 | 
						|
  --extra-ldflags=*)
 | 
						|
  ;;
 | 
						|
  --enable-debug-info)
 | 
						|
  ;;
 | 
						|
  --disable-debug-info)
 | 
						|
  ;;
 | 
						|
  --cross-cc-*)
 | 
						|
  ;;
 | 
						|
  --enable-modules)
 | 
						|
      modules="yes"
 | 
						|
  ;;
 | 
						|
  --disable-modules)
 | 
						|
      modules="no"
 | 
						|
  ;;
 | 
						|
  --disable-module-upgrades) module_upgrades="no"
 | 
						|
  ;;
 | 
						|
  --enable-module-upgrades) module_upgrades="yes"
 | 
						|
  ;;
 | 
						|
  --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-trace-file=*) trace_file="$optarg"
 | 
						|
  ;;
 | 
						|
  --with-default-devices) default_devices="true"
 | 
						|
  ;;
 | 
						|
  --without-default-devices) default_devices="false"
 | 
						|
  ;;
 | 
						|
  --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option"
 | 
						|
  ;;
 | 
						|
  --with-devices-*) device_arch=${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
 | 
						|
  ;;
 | 
						|
  --enable-gcov) gcov="yes"
 | 
						|
  ;;
 | 
						|
  --static)
 | 
						|
    static="yes"
 | 
						|
    QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 | 
						|
  ;;
 | 
						|
  --mandir=*) mandir="$optarg"
 | 
						|
  ;;
 | 
						|
  --bindir=*) bindir="$optarg"
 | 
						|
  ;;
 | 
						|
  --libdir=*) libdir="$optarg"
 | 
						|
  ;;
 | 
						|
  --libexecdir=*) libexecdir="$optarg"
 | 
						|
  ;;
 | 
						|
  --includedir=*) includedir="$optarg"
 | 
						|
  ;;
 | 
						|
  --datadir=*) datadir="$optarg"
 | 
						|
  ;;
 | 
						|
  --with-suffix=*) qemu_suffix="$optarg"
 | 
						|
  ;;
 | 
						|
  --docdir=*) docdir="$optarg"
 | 
						|
  ;;
 | 
						|
  --localedir=*) localedir="$optarg"
 | 
						|
  ;;
 | 
						|
  --sysconfdir=*) sysconfdir="$optarg"
 | 
						|
  ;;
 | 
						|
  --localstatedir=*) local_statedir="$optarg"
 | 
						|
  ;;
 | 
						|
  --firmwarepath=*) firmwarepath="$optarg"
 | 
						|
  ;;
 | 
						|
  --host=*|--build=*|\
 | 
						|
  --disable-dependency-tracking|\
 | 
						|
  --sbindir=*|--sharedstatedir=*|\
 | 
						|
  --oldincludedir=*|--datarootdir=*|--infodir=*|\
 | 
						|
  --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 | 
						|
    # These switches are silently ignored, for compatibility with
 | 
						|
    # autoconf-generated configure scripts. This allows QEMU's
 | 
						|
    # configure to be used by RPM and similar macros that set
 | 
						|
    # lots of directory switches by default.
 | 
						|
  ;;
 | 
						|
  --audio-drv-list=*) audio_drv_list="$optarg"
 | 
						|
  ;;
 | 
						|
  --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
 | 
						|
  ;;
 | 
						|
  --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
 | 
						|
  ;;
 | 
						|
  --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 ""
 | 
						|
      debug="yes"
 | 
						|
      fortify_source="no"
 | 
						|
  ;;
 | 
						|
  --enable-sanitizers) sanitizers="yes"
 | 
						|
  ;;
 | 
						|
  --disable-sanitizers) sanitizers="no"
 | 
						|
  ;;
 | 
						|
  --enable-tsan) tsan="yes"
 | 
						|
  ;;
 | 
						|
  --disable-tsan) tsan="no"
 | 
						|
  ;;
 | 
						|
  --disable-slirp) slirp="disabled"
 | 
						|
  ;;
 | 
						|
  --enable-slirp) slirp="enabled"
 | 
						|
  ;;
 | 
						|
  --enable-slirp=git) slirp="internal"
 | 
						|
  ;;
 | 
						|
  --enable-slirp=*) slirp="$optarg"
 | 
						|
  ;;
 | 
						|
  --disable-xen) xen="disabled"
 | 
						|
  ;;
 | 
						|
  --enable-xen) xen="enabled"
 | 
						|
  ;;
 | 
						|
  --disable-tcg) tcg="disabled"
 | 
						|
                 plugins="no"
 | 
						|
  ;;
 | 
						|
  --enable-tcg) tcg="enabled"
 | 
						|
  ;;
 | 
						|
  --disable-system) softmmu="no"
 | 
						|
  ;;
 | 
						|
  --enable-system) softmmu="yes"
 | 
						|
  ;;
 | 
						|
  --disable-user)
 | 
						|
      linux_user="no" ;
 | 
						|
      bsd_user="no" ;
 | 
						|
  ;;
 | 
						|
  --enable-user) ;;
 | 
						|
  --disable-linux-user) linux_user="no"
 | 
						|
  ;;
 | 
						|
  --enable-linux-user) linux_user="yes"
 | 
						|
  ;;
 | 
						|
  --disable-bsd-user) bsd_user="no"
 | 
						|
  ;;
 | 
						|
  --enable-bsd-user) bsd_user="yes"
 | 
						|
  ;;
 | 
						|
  --enable-pie) pie="yes"
 | 
						|
  ;;
 | 
						|
  --disable-pie) pie="no"
 | 
						|
  ;;
 | 
						|
  --enable-werror) werror="yes"
 | 
						|
  ;;
 | 
						|
  --disable-werror) werror="no"
 | 
						|
  ;;
 | 
						|
  --enable-lto) lto="true"
 | 
						|
  ;;
 | 
						|
  --disable-lto) lto="false"
 | 
						|
  ;;
 | 
						|
  --enable-stack-protector) stack_protector="yes"
 | 
						|
  ;;
 | 
						|
  --disable-stack-protector) stack_protector="no"
 | 
						|
  ;;
 | 
						|
  --enable-safe-stack) safe_stack="yes"
 | 
						|
  ;;
 | 
						|
  --disable-safe-stack) safe_stack="no"
 | 
						|
  ;;
 | 
						|
  --enable-cfi)
 | 
						|
      cfi="true";
 | 
						|
      lto="true";
 | 
						|
  ;;
 | 
						|
  --disable-cfi) cfi="false"
 | 
						|
  ;;
 | 
						|
  --disable-fdt) fdt="disabled"
 | 
						|
  ;;
 | 
						|
  --enable-fdt) fdt="enabled"
 | 
						|
  ;;
 | 
						|
  --enable-fdt=git) fdt="internal"
 | 
						|
  ;;
 | 
						|
  --enable-fdt=*) fdt="$optarg"
 | 
						|
  ;;
 | 
						|
  --with-pkgversion=*) pkgversion="$optarg"
 | 
						|
  ;;
 | 
						|
  --with-coroutine=*) coroutine="$optarg"
 | 
						|
  ;;
 | 
						|
  --disable-vhost-net) vhost_net="no"
 | 
						|
  ;;
 | 
						|
  --enable-vhost-net) vhost_net="yes"
 | 
						|
  ;;
 | 
						|
  --disable-vhost-crypto) vhost_crypto="no"
 | 
						|
  ;;
 | 
						|
  --enable-vhost-crypto) vhost_crypto="yes"
 | 
						|
  ;;
 | 
						|
  --disable-vhost-scsi) vhost_scsi="no"
 | 
						|
  ;;
 | 
						|
  --enable-vhost-scsi) vhost_scsi="yes"
 | 
						|
  ;;
 | 
						|
  --disable-vhost-vsock) vhost_vsock="no"
 | 
						|
  ;;
 | 
						|
  --enable-vhost-vsock) vhost_vsock="yes"
 | 
						|
  ;;
 | 
						|
  --disable-vhost-user-fs) vhost_user_fs="no"
 | 
						|
  ;;
 | 
						|
  --enable-vhost-user-fs) vhost_user_fs="yes"
 | 
						|
  ;;
 | 
						|
  --disable-opengl) opengl="no"
 | 
						|
  ;;
 | 
						|
  --enable-opengl) opengl="yes"
 | 
						|
  ;;
 | 
						|
  --disable-zlib-test)
 | 
						|
  ;;
 | 
						|
  --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
 | 
						|
      echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
 | 
						|
  ;;
 | 
						|
  --enable-vhdx|--disable-vhdx)
 | 
						|
      echo "$0: $opt is obsolete, VHDX driver is always built" >&2
 | 
						|
  ;;
 | 
						|
  --enable-uuid|--disable-uuid)
 | 
						|
      echo "$0: $opt is obsolete, UUID support is always built" >&2
 | 
						|
  ;;
 | 
						|
  --tls-priority=*) tls_priority="$optarg"
 | 
						|
  ;;
 | 
						|
  --enable-rdma) rdma="yes"
 | 
						|
  ;;
 | 
						|
  --disable-rdma) rdma="no"
 | 
						|
  ;;
 | 
						|
  --enable-pvrdma) pvrdma="yes"
 | 
						|
  ;;
 | 
						|
  --disable-pvrdma) pvrdma="no"
 | 
						|
  ;;
 | 
						|
  --disable-vhost-user) vhost_user="no"
 | 
						|
  ;;
 | 
						|
  --enable-vhost-user) vhost_user="yes"
 | 
						|
  ;;
 | 
						|
  --disable-vhost-vdpa) vhost_vdpa="no"
 | 
						|
  ;;
 | 
						|
  --enable-vhost-vdpa) vhost_vdpa="yes"
 | 
						|
  ;;
 | 
						|
  --disable-vhost-kernel) vhost_kernel="no"
 | 
						|
  ;;
 | 
						|
  --enable-vhost-kernel) vhost_kernel="yes"
 | 
						|
  ;;
 | 
						|
  --disable-capstone) capstone="disabled"
 | 
						|
  ;;
 | 
						|
  --enable-capstone) capstone="enabled"
 | 
						|
  ;;
 | 
						|
  --enable-capstone=git) capstone="internal"
 | 
						|
  ;;
 | 
						|
  --enable-capstone=*) capstone="$optarg"
 | 
						|
  ;;
 | 
						|
  --with-git=*) git="$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="$optarg"
 | 
						|
  ;;
 | 
						|
  --enable-keyring) secret_keyring="yes"
 | 
						|
  ;;
 | 
						|
  --disable-keyring) secret_keyring="no"
 | 
						|
  ;;
 | 
						|
  --enable-gio) gio=yes
 | 
						|
  ;;
 | 
						|
  --disable-gio) gio=no
 | 
						|
  ;;
 | 
						|
  # backwards compatibility options
 | 
						|
  --enable-trace-backend=*) meson_option_parse "--enable-trace-backends=$optarg" "$optarg"
 | 
						|
  ;;
 | 
						|
  --disable-blobs) meson_option_parse --disable-install-blobs ""
 | 
						|
  ;;
 | 
						|
  --enable-tcmalloc) meson_option_parse --enable-malloc=tcmalloc tcmalloc
 | 
						|
  ;;
 | 
						|
  --enable-jemalloc) meson_option_parse --enable-malloc=jemalloc jemalloc
 | 
						|
  ;;
 | 
						|
  # everything else has the same name in configure and meson
 | 
						|
  --enable-* | --disable-*) meson_option_parse "$opt" "$optarg"
 | 
						|
  ;;
 | 
						|
  *)
 | 
						|
      echo "ERROR: unknown option $opt"
 | 
						|
      echo "Try '$0 --help' for more information"
 | 
						|
      exit 1
 | 
						|
  ;;
 | 
						|
  esac
 | 
						|
done
 | 
						|
 | 
						|
# test for any invalid configuration combinations
 | 
						|
if test "$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
 | 
						|
 | 
						|
libdir="${libdir:-$prefix/lib}"
 | 
						|
libexecdir="${libexecdir:-$prefix/libexec}"
 | 
						|
includedir="${includedir:-$prefix/include}"
 | 
						|
 | 
						|
if test "$mingw32" = "yes" ; then
 | 
						|
    bindir="${bindir:-$prefix}"
 | 
						|
else
 | 
						|
    bindir="${bindir:-$prefix/bin}"
 | 
						|
fi
 | 
						|
mandir="${mandir:-$prefix/share/man}"
 | 
						|
datadir="${datadir:-$prefix/share}"
 | 
						|
docdir="${docdir:-$prefix/share/doc}"
 | 
						|
sysconfdir="${sysconfdir:-$prefix/etc}"
 | 
						|
local_statedir="${local_statedir:-$prefix/var}"
 | 
						|
firmwarepath="${firmwarepath:-$datadir/qemu-firmware}"
 | 
						|
localedir="${localedir:-$datadir/locale}"
 | 
						|
 | 
						|
if eval test -z "\${cross_cc_$cpu}"; then
 | 
						|
    eval "cross_cc_${cpu}=\$cc"
 | 
						|
    cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
 | 
						|
fi
 | 
						|
 | 
						|
default_target_list=""
 | 
						|
mak_wilds=""
 | 
						|
 | 
						|
if [ "$linux_user" != no ]; then
 | 
						|
    if [ "$targetos" = linux ] && [ -d $source_path/linux-user/include/host/$cpu ]; then
 | 
						|
        linux_user=yes
 | 
						|
    elif [ "$linux_user" = yes ]; then
 | 
						|
        error_exit "linux-user not supported on this architecture"
 | 
						|
    fi
 | 
						|
fi
 | 
						|
if [ "$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 [$prefix]
 | 
						|
  --interp-prefix=PREFIX   where to find shared libraries, etc.
 | 
						|
                           use %M for cpu name [$interp_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 [$cc]
 | 
						|
  --iasl=IASL              use ACPI compiler IASL [$iasl]
 | 
						|
  --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 [$objcc]
 | 
						|
  --extra-cflags=CFLAGS    append extra C compiler flags CFLAGS
 | 
						|
  --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS
 | 
						|
  --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS
 | 
						|
  --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
 | 
						|
  --cross-cc-ARCH=CC       use compiler when building ARCH guest test cases
 | 
						|
  --cross-cc-cflags-ARCH=  use compiler flags when building ARCH guest tests
 | 
						|
  --make=MAKE              use specified make [$make]
 | 
						|
  --python=PYTHON          use specified python [$python]
 | 
						|
  --sphinx-build=SPHINX    use specified sphinx-build [$sphinx_build]
 | 
						|
  --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 [$static]
 | 
						|
  --mandir=PATH            install man pages in PATH
 | 
						|
  --datadir=PATH           install firmware in PATH/$qemu_suffix
 | 
						|
  --localedir=PATH         install translation in PATH/$qemu_suffix
 | 
						|
  --docdir=PATH            install documentation in PATH/$qemu_suffix
 | 
						|
  --bindir=PATH            install binaries in PATH
 | 
						|
  --libdir=PATH            install libraries in PATH
 | 
						|
  --libexecdir=PATH        install helper binaries in PATH
 | 
						|
  --sysconfdir=PATH        install config in PATH/$qemu_suffix
 | 
						|
  --localstatedir=PATH     install local state in PATH (set at runtime on win32)
 | 
						|
  --firmwarepath=PATH      search PATH for firmware files
 | 
						|
  --efi-aarch64=PATH       PATH of efi file to use for aarch64 VMs.
 | 
						|
  --with-suffix=SUFFIX     suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix]
 | 
						|
  --with-pkgversion=VERS   use specified string as sub-version of the package
 | 
						|
  --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
 | 
						|
  --disable-stack-protector disable compiler-provided stack protection
 | 
						|
  --audio-drv-list=LIST    set audio drivers to try if -audiodev is not used
 | 
						|
  --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
 | 
						|
  --block-drv-rw-whitelist=L
 | 
						|
                           set block driver read-write whitelist
 | 
						|
                           (by default affects only QEMU, not tools like qemu-img)
 | 
						|
  --block-drv-ro-whitelist=L
 | 
						|
                           set block driver read-only whitelist
 | 
						|
                           (by default affects only QEMU, not tools like qemu-img)
 | 
						|
  --with-trace-file=NAME   Full PATH,NAME of file to store traces
 | 
						|
                           Default:trace-<pid>
 | 
						|
  --cpu=CPU                Build for host CPU [$cpu]
 | 
						|
  --with-coroutine=BACKEND coroutine backend. Supported options:
 | 
						|
                           ucontext, sigaltstack, windows
 | 
						|
  --enable-gcov            enable test coverage analysis with gcov
 | 
						|
  --tls-priority           default TLS protocol/cipher priority string
 | 
						|
  --enable-plugins
 | 
						|
                           enable plugins via shared library loading
 | 
						|
  --disable-containers     don't use containers for cross-building
 | 
						|
  --gdb=GDB-path           gdb to use for gdbstub tests [$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
 | 
						|
  modules         modules support (non-Windows)
 | 
						|
  module-upgrades try to load modules from alternate paths for upgrades
 | 
						|
  debug-tcg       TCG debugging (default is disabled)
 | 
						|
  debug-info      debugging information
 | 
						|
  lto             Enable Link-Time Optimization.
 | 
						|
  safe-stack      SafeStack Stack Smash Protection. Depends on
 | 
						|
                  clang/llvm >= 3.7 and requires coroutine backend ucontext.
 | 
						|
  rdma            Enable RDMA-based migration
 | 
						|
  pvrdma          Enable PVRDMA support
 | 
						|
  vhost-net       vhost-net kernel acceleration support
 | 
						|
  vhost-vsock     virtio sockets device support
 | 
						|
  vhost-scsi      vhost-scsi kernel target support
 | 
						|
  vhost-crypto    vhost-user-crypto backend support
 | 
						|
  vhost-kernel    vhost kernel backend support
 | 
						|
  vhost-user      vhost-user backend support
 | 
						|
  vhost-vdpa      vhost-vdpa kernel backend support
 | 
						|
  opengl          opengl support
 | 
						|
  gio             libgio support
 | 
						|
 | 
						|
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 "$python"
 | 
						|
then
 | 
						|
    error_exit "Python not found. Use --python=/path/to/python"
 | 
						|
fi
 | 
						|
if ! has "$make"
 | 
						|
then
 | 
						|
    error_exit "GNU make ($make) not found"
 | 
						|
fi
 | 
						|
 | 
						|
# Note that if the Python conditional here evaluates True we will exit
 | 
						|
# with status 1 which is a shell 'false' value.
 | 
						|
if ! $python -c 'import sys; sys.exit(sys.version_info < (3,6))'; then
 | 
						|
  error_exit "Cannot use '$python', Python >= 3.6 is required." \
 | 
						|
      "Use --python=/path/to/python to specify a supported Python."
 | 
						|
fi
 | 
						|
 | 
						|
# Preserve python version since some functionality is dependent on it
 | 
						|
python_version=$($python -c 'import sys; print("%d.%d.%d" % (sys.version_info[0], sys.version_info[1], sys.version_info[2]))' 2>/dev/null)
 | 
						|
 | 
						|
# Suppress writing compiled files
 | 
						|
python="$python -B"
 | 
						|
 | 
						|
if test -z "$meson"; then
 | 
						|
    if test "$explicit_python" = no && has meson && version_ge "$(meson --version)" 0.59.3; then
 | 
						|
        meson=meson
 | 
						|
    elif test $git_submodules_action != 'ignore' ; then
 | 
						|
        meson=git
 | 
						|
    elif test -e "${source_path}/meson/meson.py" ; then
 | 
						|
        meson=internal
 | 
						|
    else
 | 
						|
        if test "$explicit_python" = yes; then
 | 
						|
            error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found."
 | 
						|
        else
 | 
						|
            error_exit "Meson not found.  Use --meson=/path/to/meson"
 | 
						|
        fi
 | 
						|
    fi
 | 
						|
else
 | 
						|
    # Meson uses its own Python interpreter to invoke other Python scripts,
 | 
						|
    # but the user wants to use the one they specified with --python.
 | 
						|
    #
 | 
						|
    # We do not want to override the distro Python interpreter (and sometimes
 | 
						|
    # cannot: for example in Homebrew /usr/bin/meson is a bash script), so
 | 
						|
    # just require --meson=git|internal together with --python.
 | 
						|
    if test "$explicit_python" = yes; then
 | 
						|
        case "$meson" in
 | 
						|
            git | internal) ;;
 | 
						|
            *) error_exit "--python requires using QEMU's embedded Meson distribution." ;;
 | 
						|
        esac
 | 
						|
    fi
 | 
						|
fi
 | 
						|
 | 
						|
if test "$meson" = git; then
 | 
						|
    git_submodules="${git_submodules} meson"
 | 
						|
fi
 | 
						|
 | 
						|
case "$meson" in
 | 
						|
    git | internal)
 | 
						|
        meson="$python ${source_path}/meson/meson.py"
 | 
						|
        ;;
 | 
						|
    *) meson=$(command -v "$meson") ;;
 | 
						|
esac
 | 
						|
 | 
						|
# Probe for ninja
 | 
						|
 | 
						|
if test -z "$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
 | 
						|
 | 
						|
# 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 "$mingw32" = "yes"; }; then
 | 
						|
        werror="yes"
 | 
						|
    else
 | 
						|
        werror="no"
 | 
						|
    fi
 | 
						|
fi
 | 
						|
 | 
						|
if test "$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
 | 
						|
 | 
						|
# 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__ < 10 || (__clang_major__ == 10 && __clang_minor__ < 0)
 | 
						|
#   error You need at least XCode Clang v10.0 to compile QEMU
 | 
						|
#  endif
 | 
						|
# else
 | 
						|
#  if __clang_major__ < 6 || (__clang_major__ == 6 && __clang_minor__ < 0)
 | 
						|
#   error You need at least Clang v6.0 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 v6.0 (or XCode Clang v10.0)"
 | 
						|
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 -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
 | 
						|
 | 
						|
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
 | 
						|
 | 
						|
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[0];
 | 
						|
    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
 | 
						|
 | 
						|
# Disable -Wmissing-braces on older compilers that warn even for
 | 
						|
# the "universal" C zero initializer {0}.
 | 
						|
cat > $TMPC << EOF
 | 
						|
struct {
 | 
						|
  int a[2];
 | 
						|
} x = {0};
 | 
						|
EOF
 | 
						|
if compile_object "-Werror" "" ; then
 | 
						|
  :
 | 
						|
else
 | 
						|
  QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
 | 
						|
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
 | 
						|
 | 
						|
# module_upgrades is only reasonable if modules are enabled
 | 
						|
if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then
 | 
						|
  error_exit "Can't enable module-upgrades as Modules are not enabled"
 | 
						|
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 "$plugins" = "yes"; then
 | 
						|
    error_exit "static and plugins are mutually incompatible"
 | 
						|
  else
 | 
						|
    plugins="no"
 | 
						|
  fi
 | 
						|
fi
 | 
						|
test "$plugins" = "" && plugins=yes
 | 
						|
 | 
						|
cat > $TMPC << EOF
 | 
						|
 | 
						|
#ifdef __linux__
 | 
						|
#  define THREAD __thread
 | 
						|
#else
 | 
						|
#  define THREAD
 | 
						|
#endif
 | 
						|
static THREAD int tls_var;
 | 
						|
int main(void) { return tls_var; }
 | 
						|
EOF
 | 
						|
 | 
						|
# Check we support -fno-pie and -no-pie first; we will need the former for
 | 
						|
# building ROMs, and both for everything if --disable-pie is passed.
 | 
						|
if compile_prog "-Werror -fno-pie" "-no-pie"; then
 | 
						|
  CFLAGS_NOPIE="-fno-pie"
 | 
						|
  LDFLAGS_NOPIE="-no-pie"
 | 
						|
fi
 | 
						|
 | 
						|
if test "$static" = "yes"; then
 | 
						|
  if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
 | 
						|
    CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS"
 | 
						|
    QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS"
 | 
						|
    pie="yes"
 | 
						|
  elif test "$pie" = "yes"; then
 | 
						|
    error_exit "-static-pie not available due to missing toolchain support"
 | 
						|
  else
 | 
						|
    QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
 | 
						|
    pie="no"
 | 
						|
  fi
 | 
						|
elif test "$pie" = "no"; then
 | 
						|
  CONFIGURE_CFLAGS="$CFLAGS_NOPIE $CONFIGURE_CFLAGS"
 | 
						|
  CONFIGURE_LDFLAGS="$LDFLAGS_NOPIE $CONFIGURE_LDFLAGS"
 | 
						|
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
 | 
						|
 | 
						|
# Detect support for PT_GNU_RELRO + DT_BIND_NOW.
 | 
						|
# The combination is known as "full relro", because .got.plt is read-only too.
 | 
						|
if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
 | 
						|
  QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
 | 
						|
fi
 | 
						|
 | 
						|
##########################################
 | 
						|
# __sync_fetch_and_and requires at least -march=i486. Many toolchains
 | 
						|
# use i686 as default anyway, but for those that don't, an explicit
 | 
						|
# specification is necessary
 | 
						|
 | 
						|
if test "$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 $QEMU_CFLAGS"
 | 
						|
  fi
 | 
						|
fi
 | 
						|
 | 
						|
if test "$tcg" = "enabled"; then
 | 
						|
    git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
 | 
						|
    git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
 | 
						|
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
 | 
						|
 | 
						|
# see if system emulation was really requested
 | 
						|
case " $target_list " in
 | 
						|
  *"-softmmu "*) softmmu=yes
 | 
						|
  ;;
 | 
						|
  *) softmmu=no
 | 
						|
  ;;
 | 
						|
esac
 | 
						|
 | 
						|
feature_not_found() {
 | 
						|
  feature=$1
 | 
						|
  remedy=$2
 | 
						|
 | 
						|
  error_exit "User requested feature $feature" \
 | 
						|
      "configure was not able to find it." \
 | 
						|
      "$remedy"
 | 
						|
}
 | 
						|
 | 
						|
# ---
 | 
						|
# big/little endian test
 | 
						|
cat > $TMPC << EOF
 | 
						|
#include <stdio.h>
 | 
						|
short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
 | 
						|
short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
 | 
						|
int main(int argc, char *argv[])
 | 
						|
{
 | 
						|
    return printf("%s %s\n", (char *)big_endian, (char *)little_endian);
 | 
						|
}
 | 
						|
EOF
 | 
						|
 | 
						|
if compile_prog ; then
 | 
						|
    if strings -a $TMPE | grep -q BiGeNdIaN ; then
 | 
						|
        bigendian="yes"
 | 
						|
    elif strings -a $TMPE | grep -q LiTtLeEnDiAn ; then
 | 
						|
        bigendian="no"
 | 
						|
    else
 | 
						|
        echo big/little test failed
 | 
						|
        exit 1
 | 
						|
    fi
 | 
						|
else
 | 
						|
    echo big/little test failed
 | 
						|
    exit 1
 | 
						|
fi
 | 
						|
 | 
						|
#########################################
 | 
						|
# vhost interdependencies and host support
 | 
						|
 | 
						|
# vhost backends
 | 
						|
if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
 | 
						|
  error_exit "vhost-user is not available on Windows"
 | 
						|
fi
 | 
						|
test "$vhost_vdpa" = "" && vhost_vdpa=$linux
 | 
						|
if test "$vhost_vdpa" = "yes" && test "$linux" != "yes"; then
 | 
						|
  error_exit "vhost-vdpa is only available on Linux"
 | 
						|
fi
 | 
						|
test "$vhost_kernel" = "" && vhost_kernel=$linux
 | 
						|
if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
 | 
						|
  error_exit "vhost-kernel is only available on Linux"
 | 
						|
fi
 | 
						|
 | 
						|
# vhost-kernel devices
 | 
						|
test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
 | 
						|
if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
 | 
						|
  error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
 | 
						|
fi
 | 
						|
test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
 | 
						|
if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
 | 
						|
  error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
 | 
						|
fi
 | 
						|
 | 
						|
# vhost-user backends
 | 
						|
test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
 | 
						|
if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
 | 
						|
  error_exit "--enable-vhost-net-user requires --enable-vhost-user"
 | 
						|
fi
 | 
						|
test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
 | 
						|
if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
 | 
						|
  error_exit "--enable-vhost-crypto requires --enable-vhost-user"
 | 
						|
fi
 | 
						|
test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
 | 
						|
if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
 | 
						|
  error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
 | 
						|
fi
 | 
						|
#vhost-vdpa backends
 | 
						|
test "$vhost_net_vdpa" = "" && vhost_net_vdpa=$vhost_vdpa
 | 
						|
if test "$vhost_net_vdpa" = "yes" && test "$vhost_vdpa" = "no"; then
 | 
						|
  error_exit "--enable-vhost-net-vdpa requires --enable-vhost-vdpa"
 | 
						|
fi
 | 
						|
 | 
						|
# OR the vhost-kernel, vhost-vdpa and vhost-user values for simplicity
 | 
						|
if test "$vhost_net" = ""; then
 | 
						|
  test "$vhost_net_user" = "yes" && vhost_net=yes
 | 
						|
  test "$vhost_net_vdpa" = "yes" && vhost_net=yes
 | 
						|
  test "$vhost_kernel" = "yes" && vhost_net=yes
 | 
						|
fi
 | 
						|
 | 
						|
##########################################
 | 
						|
# pkg-config probe
 | 
						|
 | 
						|
if ! has "$pkg_config_exe"; then
 | 
						|
  error_exit "pkg-config binary '$pkg_config_exe' not found"
 | 
						|
fi
 | 
						|
 | 
						|
##########################################
 | 
						|
# xen probe
 | 
						|
 | 
						|
if test "$xen" != "disabled" ; then
 | 
						|
  # Check whether Xen library path is specified via --extra-ldflags to avoid
 | 
						|
  # overriding this setting with pkg-config output. If not, try pkg-config
 | 
						|
  # to obtain all needed flags.
 | 
						|
 | 
						|
  if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
 | 
						|
     $pkg_config --exists xencontrol ; then
 | 
						|
    xen_ctrl_version="$(printf '%d%02d%02d' \
 | 
						|
      $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
 | 
						|
    xen=enabled
 | 
						|
    xen_pc="xencontrol xenstore xenforeignmemory xengnttab"
 | 
						|
    xen_pc="$xen_pc xenevtchn xendevicemodel"
 | 
						|
    if $pkg_config --exists xentoolcore; then
 | 
						|
      xen_pc="$xen_pc xentoolcore"
 | 
						|
    fi
 | 
						|
    xen_cflags="$($pkg_config --cflags $xen_pc)"
 | 
						|
    xen_libs="$($pkg_config --libs $xen_pc)"
 | 
						|
  else
 | 
						|
 | 
						|
    xen_libs="-lxenstore -lxenctrl"
 | 
						|
    xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
 | 
						|
 | 
						|
    # First we test whether Xen headers and libraries are available.
 | 
						|
    # If no, we are done and there is no Xen support.
 | 
						|
    # If yes, more tests are run to detect the Xen version.
 | 
						|
 | 
						|
    # Xen (any)
 | 
						|
    cat > $TMPC <<EOF
 | 
						|
#include <xenctrl.h>
 | 
						|
int main(void) {
 | 
						|
  return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
    if ! compile_prog "" "$xen_libs" ; then
 | 
						|
      # Xen not found
 | 
						|
      if test "$xen" = "enabled" ; then
 | 
						|
        feature_not_found "xen" "Install xen devel"
 | 
						|
      fi
 | 
						|
      xen=disabled
 | 
						|
 | 
						|
    # Xen unstable
 | 
						|
    elif
 | 
						|
        cat > $TMPC <<EOF &&
 | 
						|
#undef XC_WANT_COMPAT_DEVICEMODEL_API
 | 
						|
#define __XEN_TOOLS__
 | 
						|
#include <xendevicemodel.h>
 | 
						|
#include <xenforeignmemory.h>
 | 
						|
int main(void) {
 | 
						|
  xendevicemodel_handle *xd;
 | 
						|
  xenforeignmemory_handle *xfmem;
 | 
						|
 | 
						|
  xd = xendevicemodel_open(0, 0);
 | 
						|
  xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
 | 
						|
 | 
						|
  xfmem = xenforeignmemory_open(0, 0);
 | 
						|
  xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
 | 
						|
 | 
						|
  return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
        compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
 | 
						|
      then
 | 
						|
      xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
 | 
						|
      xen_ctrl_version=41100
 | 
						|
      xen=enabled
 | 
						|
    elif
 | 
						|
        cat > $TMPC <<EOF &&
 | 
						|
#undef XC_WANT_COMPAT_MAP_FOREIGN_API
 | 
						|
#include <xenforeignmemory.h>
 | 
						|
#include <xentoolcore.h>
 | 
						|
int main(void) {
 | 
						|
  xenforeignmemory_handle *xfmem;
 | 
						|
 | 
						|
  xfmem = xenforeignmemory_open(0, 0);
 | 
						|
  xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
 | 
						|
  xentoolcore_restrict_all(0);
 | 
						|
 | 
						|
  return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
        compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
 | 
						|
      then
 | 
						|
      xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
 | 
						|
      xen_ctrl_version=41000
 | 
						|
      xen=enabled
 | 
						|
    elif
 | 
						|
        cat > $TMPC <<EOF &&
 | 
						|
#undef XC_WANT_COMPAT_DEVICEMODEL_API
 | 
						|
#define __XEN_TOOLS__
 | 
						|
#include <xendevicemodel.h>
 | 
						|
int main(void) {
 | 
						|
  xendevicemodel_handle *xd;
 | 
						|
 | 
						|
  xd = xendevicemodel_open(0, 0);
 | 
						|
  xendevicemodel_close(xd);
 | 
						|
 | 
						|
  return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
        compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
 | 
						|
      then
 | 
						|
      xen_stable_libs="-lxendevicemodel $xen_stable_libs"
 | 
						|
      xen_ctrl_version=40900
 | 
						|
      xen=enabled
 | 
						|
    elif
 | 
						|
        cat > $TMPC <<EOF &&
 | 
						|
/*
 | 
						|
 * If we have stable libs the we don't want the libxc compat
 | 
						|
 * layers, regardless of what CFLAGS we may have been given.
 | 
						|
 *
 | 
						|
 * Also, check if xengnttab_grant_copy_segment_t is defined and
 | 
						|
 * grant copy operation is implemented.
 | 
						|
 */
 | 
						|
#undef XC_WANT_COMPAT_EVTCHN_API
 | 
						|
#undef XC_WANT_COMPAT_GNTTAB_API
 | 
						|
#undef XC_WANT_COMPAT_MAP_FOREIGN_API
 | 
						|
#include <xenctrl.h>
 | 
						|
#include <xenstore.h>
 | 
						|
#include <xenevtchn.h>
 | 
						|
#include <xengnttab.h>
 | 
						|
#include <xenforeignmemory.h>
 | 
						|
#include <stdint.h>
 | 
						|
#include <xen/hvm/hvm_info_table.h>
 | 
						|
#if !defined(HVM_MAX_VCPUS)
 | 
						|
# error HVM_MAX_VCPUS not defined
 | 
						|
#endif
 | 
						|
int main(void) {
 | 
						|
  xc_interface *xc = NULL;
 | 
						|
  xenforeignmemory_handle *xfmem;
 | 
						|
  xenevtchn_handle *xe;
 | 
						|
  xengnttab_handle *xg;
 | 
						|
  xengnttab_grant_copy_segment_t* seg = NULL;
 | 
						|
 | 
						|
  xs_daemon_open();
 | 
						|
 | 
						|
  xc = xc_interface_open(0, 0, 0);
 | 
						|
  xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
 | 
						|
  xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
 | 
						|
  xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
 | 
						|
  xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
 | 
						|
 | 
						|
  xfmem = xenforeignmemory_open(0, 0);
 | 
						|
  xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
 | 
						|
 | 
						|
  xe = xenevtchn_open(0, 0);
 | 
						|
  xenevtchn_fd(xe);
 | 
						|
 | 
						|
  xg = xengnttab_open(0, 0);
 | 
						|
  xengnttab_grant_copy(xg, 0, seg);
 | 
						|
 | 
						|
  return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
        compile_prog "" "$xen_libs $xen_stable_libs"
 | 
						|
      then
 | 
						|
      xen_ctrl_version=40800
 | 
						|
      xen=enabled
 | 
						|
    elif
 | 
						|
        cat > $TMPC <<EOF &&
 | 
						|
/*
 | 
						|
 * If we have stable libs the we don't want the libxc compat
 | 
						|
 * layers, regardless of what CFLAGS we may have been given.
 | 
						|
 */
 | 
						|
#undef XC_WANT_COMPAT_EVTCHN_API
 | 
						|
#undef XC_WANT_COMPAT_GNTTAB_API
 | 
						|
#undef XC_WANT_COMPAT_MAP_FOREIGN_API
 | 
						|
#include <xenctrl.h>
 | 
						|
#include <xenstore.h>
 | 
						|
#include <xenevtchn.h>
 | 
						|
#include <xengnttab.h>
 | 
						|
#include <xenforeignmemory.h>
 | 
						|
#include <stdint.h>
 | 
						|
#include <xen/hvm/hvm_info_table.h>
 | 
						|
#if !defined(HVM_MAX_VCPUS)
 | 
						|
# error HVM_MAX_VCPUS not defined
 | 
						|
#endif
 | 
						|
int main(void) {
 | 
						|
  xc_interface *xc = NULL;
 | 
						|
  xenforeignmemory_handle *xfmem;
 | 
						|
  xenevtchn_handle *xe;
 | 
						|
  xengnttab_handle *xg;
 | 
						|
 | 
						|
  xs_daemon_open();
 | 
						|
 | 
						|
  xc = xc_interface_open(0, 0, 0);
 | 
						|
  xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
 | 
						|
  xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
 | 
						|
  xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
 | 
						|
  xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
 | 
						|
 | 
						|
  xfmem = xenforeignmemory_open(0, 0);
 | 
						|
  xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
 | 
						|
 | 
						|
  xe = xenevtchn_open(0, 0);
 | 
						|
  xenevtchn_fd(xe);
 | 
						|
 | 
						|
  xg = xengnttab_open(0, 0);
 | 
						|
  xengnttab_map_grant_ref(xg, 0, 0, 0);
 | 
						|
 | 
						|
  return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
        compile_prog "" "$xen_libs $xen_stable_libs"
 | 
						|
      then
 | 
						|
      xen_ctrl_version=40701
 | 
						|
      xen=enabled
 | 
						|
 | 
						|
    # Xen 4.6
 | 
						|
    elif
 | 
						|
        cat > $TMPC <<EOF &&
 | 
						|
#include <xenctrl.h>
 | 
						|
#include <xenstore.h>
 | 
						|
#include <stdint.h>
 | 
						|
#include <xen/hvm/hvm_info_table.h>
 | 
						|
#if !defined(HVM_MAX_VCPUS)
 | 
						|
# error HVM_MAX_VCPUS not defined
 | 
						|
#endif
 | 
						|
int main(void) {
 | 
						|
  xc_interface *xc;
 | 
						|
  xs_daemon_open();
 | 
						|
  xc = xc_interface_open(0, 0, 0);
 | 
						|
  xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
 | 
						|
  xc_gnttab_open(NULL, 0);
 | 
						|
  xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
 | 
						|
  xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
 | 
						|
  xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
 | 
						|
  xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
 | 
						|
  return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
        compile_prog "" "$xen_libs"
 | 
						|
      then
 | 
						|
      xen_ctrl_version=40600
 | 
						|
      xen=enabled
 | 
						|
 | 
						|
    # Xen 4.5
 | 
						|
    elif
 | 
						|
        cat > $TMPC <<EOF &&
 | 
						|
#include <xenctrl.h>
 | 
						|
#include <xenstore.h>
 | 
						|
#include <stdint.h>
 | 
						|
#include <xen/hvm/hvm_info_table.h>
 | 
						|
#if !defined(HVM_MAX_VCPUS)
 | 
						|
# error HVM_MAX_VCPUS not defined
 | 
						|
#endif
 | 
						|
int main(void) {
 | 
						|
  xc_interface *xc;
 | 
						|
  xs_daemon_open();
 | 
						|
  xc = xc_interface_open(0, 0, 0);
 | 
						|
  xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
 | 
						|
  xc_gnttab_open(NULL, 0);
 | 
						|
  xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
 | 
						|
  xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
 | 
						|
  xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
 | 
						|
  return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
        compile_prog "" "$xen_libs"
 | 
						|
      then
 | 
						|
      xen_ctrl_version=40500
 | 
						|
      xen=enabled
 | 
						|
 | 
						|
    elif
 | 
						|
        cat > $TMPC <<EOF &&
 | 
						|
#include <xenctrl.h>
 | 
						|
#include <xenstore.h>
 | 
						|
#include <stdint.h>
 | 
						|
#include <xen/hvm/hvm_info_table.h>
 | 
						|
#if !defined(HVM_MAX_VCPUS)
 | 
						|
# error HVM_MAX_VCPUS not defined
 | 
						|
#endif
 | 
						|
int main(void) {
 | 
						|
  xc_interface *xc;
 | 
						|
  xs_daemon_open();
 | 
						|
  xc = xc_interface_open(0, 0, 0);
 | 
						|
  xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
 | 
						|
  xc_gnttab_open(NULL, 0);
 | 
						|
  xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
 | 
						|
  xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
 | 
						|
  return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
        compile_prog "" "$xen_libs"
 | 
						|
      then
 | 
						|
      xen_ctrl_version=40200
 | 
						|
      xen=enabled
 | 
						|
 | 
						|
    else
 | 
						|
      if test "$xen" = "enabled" ; then
 | 
						|
        feature_not_found "xen (unsupported version)" \
 | 
						|
                          "Install a supported xen (xen 4.2 or newer)"
 | 
						|
      fi
 | 
						|
      xen=disabled
 | 
						|
    fi
 | 
						|
 | 
						|
    if test "$xen" = enabled; then
 | 
						|
      if test $xen_ctrl_version -ge 40701  ; then
 | 
						|
        xen_libs="$xen_libs $xen_stable_libs "
 | 
						|
      fi
 | 
						|
    fi
 | 
						|
  fi
 | 
						|
fi
 | 
						|
 | 
						|
##########################################
 | 
						|
# RDMA needs OpenFabrics libraries
 | 
						|
if test "$rdma" != "no" ; then
 | 
						|
  cat > $TMPC <<EOF
 | 
						|
#include <rdma/rdma_cma.h>
 | 
						|
int main(void) { return 0; }
 | 
						|
EOF
 | 
						|
  rdma_libs="-lrdmacm -libverbs -libumad"
 | 
						|
  if compile_prog "" "$rdma_libs" ; then
 | 
						|
    rdma="yes"
 | 
						|
  else
 | 
						|
    if test "$rdma" = "yes" ; then
 | 
						|
        error_exit \
 | 
						|
            " OpenFabrics librdmacm/libibverbs/libibumad not present." \
 | 
						|
            " Your options:" \
 | 
						|
            "  (1) Fast: Install infiniband packages (devel) from your distro." \
 | 
						|
            "  (2) Cleanest: Install libraries from www.openfabrics.org" \
 | 
						|
            "  (3) Also: Install softiwarp if you don't have RDMA hardware"
 | 
						|
    fi
 | 
						|
    rdma="no"
 | 
						|
  fi
 | 
						|
fi
 | 
						|
 | 
						|
##########################################
 | 
						|
# PVRDMA detection
 | 
						|
 | 
						|
cat > $TMPC <<EOF &&
 | 
						|
#include <sys/mman.h>
 | 
						|
 | 
						|
int
 | 
						|
main(void)
 | 
						|
{
 | 
						|
    char buf = 0;
 | 
						|
    void *addr = &buf;
 | 
						|
    addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
 | 
						|
 | 
						|
    return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
 | 
						|
if test "$rdma" = "yes" ; then
 | 
						|
    case "$pvrdma" in
 | 
						|
    "")
 | 
						|
        if compile_prog "" ""; then
 | 
						|
            pvrdma="yes"
 | 
						|
        else
 | 
						|
            pvrdma="no"
 | 
						|
        fi
 | 
						|
        ;;
 | 
						|
    "yes")
 | 
						|
        if ! compile_prog "" ""; then
 | 
						|
            error_exit "PVRDMA is not supported since mremap is not implemented"
 | 
						|
        fi
 | 
						|
        pvrdma="yes"
 | 
						|
        ;;
 | 
						|
    "no")
 | 
						|
        pvrdma="no"
 | 
						|
        ;;
 | 
						|
    esac
 | 
						|
else
 | 
						|
    if test "$pvrdma" = "yes" ; then
 | 
						|
        error_exit "PVRDMA requires rdma suppport"
 | 
						|
    fi
 | 
						|
    pvrdma="no"
 | 
						|
fi
 | 
						|
 | 
						|
# Let's see if enhanced reg_mr is supported
 | 
						|
if test "$pvrdma" = "yes" ; then
 | 
						|
 | 
						|
cat > $TMPC <<EOF &&
 | 
						|
#include <infiniband/verbs.h>
 | 
						|
 | 
						|
int
 | 
						|
main(void)
 | 
						|
{
 | 
						|
    struct ibv_mr *mr;
 | 
						|
    struct ibv_pd *pd = NULL;
 | 
						|
    size_t length = 10;
 | 
						|
    uint64_t iova = 0;
 | 
						|
    int access = 0;
 | 
						|
    void *addr = NULL;
 | 
						|
 | 
						|
    mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
 | 
						|
 | 
						|
    ibv_dereg_mr(mr);
 | 
						|
 | 
						|
    return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
    if ! compile_prog "" "-libverbs"; then
 | 
						|
        QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
 | 
						|
    fi
 | 
						|
fi
 | 
						|
 | 
						|
##########################################
 | 
						|
# glib support probe
 | 
						|
 | 
						|
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 $i is required to compile QEMU"
 | 
						|
    fi
 | 
						|
done
 | 
						|
 | 
						|
# This workaround is required due to a bug in pkg-config file for glib as it
 | 
						|
# doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
 | 
						|
 | 
						|
if test "$static" = yes && test "$mingw32" = yes; then
 | 
						|
    glib_cflags="-DGLIB_STATIC_COMPILATION $glib_cflags"
 | 
						|
fi
 | 
						|
 | 
						|
if ! test "$gio" = "no"; then
 | 
						|
    pass=no
 | 
						|
    if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
 | 
						|
        gio_cflags=$($pkg_config --cflags gio-2.0)
 | 
						|
        gio_libs=$($pkg_config --libs gio-2.0)
 | 
						|
        gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
 | 
						|
        if ! has "$gdbus_codegen"; then
 | 
						|
            gdbus_codegen=
 | 
						|
        fi
 | 
						|
        # Check that the libraries actually work -- Ubuntu 18.04 ships
 | 
						|
        # with pkg-config --static --libs data for gio-2.0 that is missing
 | 
						|
        # -lblkid and will give a link error.
 | 
						|
        cat > $TMPC <<EOF
 | 
						|
#include <gio/gio.h>
 | 
						|
int main(void)
 | 
						|
{
 | 
						|
    g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
 | 
						|
    return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
        if compile_prog "$gio_cflags" "$gio_libs" ; then
 | 
						|
            pass=yes
 | 
						|
        else
 | 
						|
            pass=no
 | 
						|
        fi
 | 
						|
 | 
						|
        if test "$pass" = "yes" &&
 | 
						|
            $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
 | 
						|
            gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
 | 
						|
            gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
 | 
						|
        fi
 | 
						|
    fi
 | 
						|
 | 
						|
    if test "$pass" = "no"; then
 | 
						|
        if test "$gio" = "yes"; then
 | 
						|
            feature_not_found "gio" "Install libgio >= 2.0"
 | 
						|
        else
 | 
						|
            gio=no
 | 
						|
        fi
 | 
						|
    else
 | 
						|
        gio=yes
 | 
						|
    fi
 | 
						|
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="$CONFIGURE_CFLAGS -Wno-unused-function"
 | 
						|
    fi
 | 
						|
fi
 | 
						|
 | 
						|
##########################################
 | 
						|
# SHA command probe for modules
 | 
						|
if test "$modules" = yes; then
 | 
						|
    shacmd_probe="sha1sum sha1 shasum"
 | 
						|
    for c in $shacmd_probe; do
 | 
						|
        if has $c; then
 | 
						|
            shacmd="$c"
 | 
						|
            break
 | 
						|
        fi
 | 
						|
    done
 | 
						|
    if test "$shacmd" = ""; then
 | 
						|
        error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
 | 
						|
    fi
 | 
						|
fi
 | 
						|
 | 
						|
##########################################
 | 
						|
# fdt probe
 | 
						|
 | 
						|
case "$fdt" in
 | 
						|
  auto | enabled | internal)
 | 
						|
    # Simpler to always update submodule, even if not needed.
 | 
						|
    git_submodules="${git_submodules} dtc"
 | 
						|
    ;;
 | 
						|
esac
 | 
						|
 | 
						|
##########################################
 | 
						|
# opengl probe (for sdl2, gtk)
 | 
						|
 | 
						|
if test "$opengl" != "no" ; then
 | 
						|
  epoxy=no
 | 
						|
  if $pkg_config epoxy; then
 | 
						|
    cat > $TMPC << EOF
 | 
						|
#include <epoxy/egl.h>
 | 
						|
int main(void) { return 0; }
 | 
						|
EOF
 | 
						|
    if compile_prog "" "" ; then
 | 
						|
      epoxy=yes
 | 
						|
    fi
 | 
						|
  fi
 | 
						|
 | 
						|
  if test "$epoxy" = "yes" ; then
 | 
						|
    opengl_cflags="$($pkg_config --cflags epoxy)"
 | 
						|
    opengl_libs="$($pkg_config --libs epoxy)"
 | 
						|
    opengl=yes
 | 
						|
  else
 | 
						|
    if test "$opengl" = "yes" ; then
 | 
						|
      feature_not_found "opengl" "Please install epoxy with EGL"
 | 
						|
    fi
 | 
						|
    opengl_cflags=""
 | 
						|
    opengl_libs=""
 | 
						|
    opengl=no
 | 
						|
  fi
 | 
						|
fi
 | 
						|
 | 
						|
# check for usbfs
 | 
						|
have_usbfs=no
 | 
						|
if test "$linux_user" = "yes"; then
 | 
						|
  cat > $TMPC << EOF
 | 
						|
#include <linux/usbdevice_fs.h>
 | 
						|
 | 
						|
#ifndef USBDEVFS_GET_CAPABILITIES
 | 
						|
#error "USBDEVFS_GET_CAPABILITIES undefined"
 | 
						|
#endif
 | 
						|
 | 
						|
#ifndef USBDEVFS_DISCONNECT_CLAIM
 | 
						|
#error "USBDEVFS_DISCONNECT_CLAIM undefined"
 | 
						|
#endif
 | 
						|
 | 
						|
int main(void)
 | 
						|
{
 | 
						|
    return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
  if compile_prog "" ""; then
 | 
						|
    have_usbfs=yes
 | 
						|
  fi
 | 
						|
fi
 | 
						|
 | 
						|
##########################################
 | 
						|
# capstone
 | 
						|
 | 
						|
case "$capstone" in
 | 
						|
  auto | enabled | internal)
 | 
						|
    # Simpler to always update submodule, even if not needed.
 | 
						|
    git_submodules="${git_submodules} capstone"
 | 
						|
    ;;
 | 
						|
esac
 | 
						|
 | 
						|
##########################################
 | 
						|
# check and set a backend for coroutine
 | 
						|
 | 
						|
# We prefer ucontext, but it's not always possible. The fallback
 | 
						|
# is sigcontext. On Windows the only valid backend is the Windows
 | 
						|
# specific one.
 | 
						|
 | 
						|
ucontext_works=no
 | 
						|
if test "$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 "$ucontext_works" != "yes"; then
 | 
						|
      feature_not_found "ucontext"
 | 
						|
    fi
 | 
						|
    ;;
 | 
						|
  sigaltstack)
 | 
						|
    if test "$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(int argc, char *argv[])
 | 
						|
{
 | 
						|
#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 > $TMPC << EOF
 | 
						|
int main(int argc, char *argv[])
 | 
						|
{
 | 
						|
#if defined(__has_feature)
 | 
						|
#if __has_feature(safe_stack)
 | 
						|
#error SafeStack Enabled
 | 
						|
#endif
 | 
						|
#endif
 | 
						|
    return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
if test "$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
 | 
						|
 | 
						|
unset CCACHE_CPP2
 | 
						|
ccache_cpp2=no
 | 
						|
cat > $TMPC << EOF
 | 
						|
static const int Z = 1;
 | 
						|
#define fn() ({ Z; })
 | 
						|
#define TAUT(X) ((X) == Z)
 | 
						|
#define PAREN(X, Y) (X == Y)
 | 
						|
#define ID(X) (X)
 | 
						|
int main(int argc, char *argv[])
 | 
						|
{
 | 
						|
    int x = 0, y = 0;
 | 
						|
    x = ID(x);
 | 
						|
    x = fn();
 | 
						|
    fn();
 | 
						|
    if (PAREN(x, y)) return 0;
 | 
						|
    if (TAUT(Z)) return 0;
 | 
						|
    return 0;
 | 
						|
}
 | 
						|
EOF
 | 
						|
 | 
						|
if ! compile_object "-Werror"; then
 | 
						|
    ccache_cpp2=yes
 | 
						|
fi
 | 
						|
 | 
						|
#################################################
 | 
						|
# clang does not support glibc + FORTIFY_SOURCE.
 | 
						|
 | 
						|
if test "$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 > $TMPC << EOF
 | 
						|
#include <stdlib.h>
 | 
						|
int main(void) {
 | 
						|
    void *tmp = malloc(10);
 | 
						|
    if (tmp != NULL) {
 | 
						|
        return *(int *)(tmp + 2);
 | 
						|
    }
 | 
						|
    return 1;
 | 
						|
}
 | 
						|
EOF
 | 
						|
  if compile_prog "$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
 | 
						|
 | 
						|
##########################################
 | 
						|
# check for slirp
 | 
						|
 | 
						|
case "$slirp" in
 | 
						|
  auto | enabled | internal)
 | 
						|
    # Simpler to always update submodule, even if not needed.
 | 
						|
    git_submodules="${git_submodules} slirp"
 | 
						|
    ;;
 | 
						|
esac
 | 
						|
 | 
						|
##########################################
 | 
						|
# check for usable __NR_keyctl syscall
 | 
						|
 | 
						|
if test "$linux" = "yes" ; then
 | 
						|
 | 
						|
    have_keyring=no
 | 
						|
    cat > $TMPC << EOF
 | 
						|
#include <errno.h>
 | 
						|
#include <asm/unistd.h>
 | 
						|
#include <linux/keyctl.h>
 | 
						|
#include <unistd.h>
 | 
						|
int main(void) {
 | 
						|
    return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
 | 
						|
}
 | 
						|
EOF
 | 
						|
    if compile_prog "" "" ; then
 | 
						|
        have_keyring=yes
 | 
						|
    fi
 | 
						|
fi
 | 
						|
if test "$secret_keyring" != "no"
 | 
						|
then
 | 
						|
    if test "$have_keyring" = "yes"
 | 
						|
    then
 | 
						|
	secret_keyring=yes
 | 
						|
    else
 | 
						|
	if test "$secret_keyring" = "yes"
 | 
						|
	then
 | 
						|
	    error_exit "syscall __NR_keyctl requested, \
 | 
						|
but not implemented on your system"
 | 
						|
	else
 | 
						|
	    secret_keyring=no
 | 
						|
	fi
 | 
						|
    fi
 | 
						|
fi
 | 
						|
 | 
						|
##########################################
 | 
						|
# End of CC checks
 | 
						|
# After here, no more $cc or $ld runs
 | 
						|
 | 
						|
write_c_skeleton
 | 
						|
 | 
						|
if test "$gcov" = "yes" ; then
 | 
						|
  :
 | 
						|
elif test "$fortify_source" = "yes" ; then
 | 
						|
  QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
 | 
						|
  debug=no
 | 
						|
fi
 | 
						|
 | 
						|
case "$ARCH" in
 | 
						|
alpha)
 | 
						|
  # Ensure there's only a single GP
 | 
						|
  QEMU_CFLAGS="-msmall-data $QEMU_CFLAGS"
 | 
						|
;;
 | 
						|
esac
 | 
						|
 | 
						|
if test "$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 $QEMU_LDFLAGS"
 | 
						|
fi
 | 
						|
 | 
						|
##########################################
 | 
						|
 | 
						|
# Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
 | 
						|
if test "$solaris" = "no" && test "$tsan" = "no"; then
 | 
						|
    if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
 | 
						|
        QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS"
 | 
						|
    fi
 | 
						|
fi
 | 
						|
 | 
						|
# Use ASLR, no-SEH and DEP if available
 | 
						|
if test "$mingw32" = "yes" ; then
 | 
						|
    flags="--no-seh --nxcompat"
 | 
						|
 | 
						|
    # Disable ASLR for debug builds to allow debugging with gdb
 | 
						|
    if test "$debug" = "no" ; then
 | 
						|
        flags="--dynamicbase $flags"
 | 
						|
    fi
 | 
						|
 | 
						|
    for flag in $flags; do
 | 
						|
        if ld_has $flag ; then
 | 
						|
            QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
 | 
						|
        fi
 | 
						|
    done
 | 
						|
fi
 | 
						|
 | 
						|
# Guest agent Windows MSI package
 | 
						|
 | 
						|
if test "$QEMU_GA_MANUFACTURER" = ""; then
 | 
						|
  QEMU_GA_MANUFACTURER=QEMU
 | 
						|
fi
 | 
						|
if test "$QEMU_GA_DISTRO" = ""; then
 | 
						|
  QEMU_GA_DISTRO=Linux
 | 
						|
fi
 | 
						|
if test "$QEMU_GA_VERSION" = ""; then
 | 
						|
    QEMU_GA_VERSION=$(cat $source_path/VERSION)
 | 
						|
fi
 | 
						|
 | 
						|
QEMU_GA_MSI_MINGW_DLL_PATH="$($pkg_config --variable=prefix glib-2.0)/bin"
 | 
						|
 | 
						|
# Mac OS X ships with a broken assembler
 | 
						|
roms=
 | 
						|
if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \
 | 
						|
        test "$targetos" != "darwin" && test "$targetos" != "sunos" && \
 | 
						|
        test "$targetos" != "haiku" && test "$softmmu" = yes ; then
 | 
						|
    # Different host OS linkers have different ideas about the name of the ELF
 | 
						|
    # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
 | 
						|
    # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
 | 
						|
    for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
 | 
						|
        if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
 | 
						|
            ld_i386_emulation="$emu"
 | 
						|
            roms="optionrom"
 | 
						|
            break
 | 
						|
        fi
 | 
						|
    done
 | 
						|
fi
 | 
						|
 | 
						|
# Only build s390-ccw bios if we're on s390x and the compiler has -march=z900
 | 
						|
# or -march=z10 (which is the lowest architecture level that Clang supports)
 | 
						|
if test "$cpu" = "s390x" ; then
 | 
						|
  write_c_skeleton
 | 
						|
  compile_prog "-march=z900" ""
 | 
						|
  has_z900=$?
 | 
						|
  if [ $has_z900 = 0 ] || compile_object "-march=z10 -msoft-float -Werror"; then
 | 
						|
    if [ $has_z900 != 0 ]; then
 | 
						|
      echo "WARNING: Your compiler does not support the z900!"
 | 
						|
      echo "         The s390-ccw bios will only work with guest CPUs >= z10."
 | 
						|
    fi
 | 
						|
    roms="$roms s390-ccw"
 | 
						|
    # 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
 | 
						|
 | 
						|
# Check that the C++ compiler exists and works with the C compiler.
 | 
						|
# All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
 | 
						|
if has $cxx; then
 | 
						|
    cat > $TMPC <<EOF
 | 
						|
int c_function(void);
 | 
						|
int main(void) { return c_function(); }
 | 
						|
EOF
 | 
						|
 | 
						|
    compile_object
 | 
						|
 | 
						|
    cat > $TMPCXX <<EOF
 | 
						|
extern "C" {
 | 
						|
   int c_function(void);
 | 
						|
}
 | 
						|
int c_function(void) { return 42; }
 | 
						|
EOF
 | 
						|
 | 
						|
    update_cxxflags
 | 
						|
 | 
						|
    if do_cxx $CXXFLAGS $EXTRA_CXXFLAGS $CONFIGURE_CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
 | 
						|
        # C++ compiler $cxx works ok with C compiler $cc
 | 
						|
        :
 | 
						|
    else
 | 
						|
        echo "C++ compiler $cxx does not work with C compiler $cc"
 | 
						|
        echo "Disabling C++ specific optional code"
 | 
						|
        cxx=
 | 
						|
    fi
 | 
						|
else
 | 
						|
    echo "No C++ compiler available; disabling C++ specific optional code"
 | 
						|
    cxx=
 | 
						|
fi
 | 
						|
 | 
						|
if !(GIT="$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" >> $config_host_mak
 | 
						|
  echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
 | 
						|
  echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
 | 
						|
  echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
 | 
						|
  echo "QEMU_GA_VERSION=${QEMU_GA_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" >> $config_host_mak
 | 
						|
fi
 | 
						|
echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
 | 
						|
echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
 | 
						|
qemu_version=$(head $source_path/VERSION)
 | 
						|
echo "PKGVERSION=$pkgversion" >>$config_host_mak
 | 
						|
echo "SRC_PATH=$source_path" >> $config_host_mak
 | 
						|
echo "TARGET_DIRS=$target_list" >> $config_host_mak
 | 
						|
if test "$modules" = "yes"; then
 | 
						|
  # $shacmd can generate a hash started with digit, which the compiler doesn't
 | 
						|
  # like as an symbol. So prefix it with an underscore
 | 
						|
  echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
 | 
						|
  echo "CONFIG_MODULES=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$module_upgrades" = "yes"; then
 | 
						|
  echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$have_usbfs" = "yes" ; then
 | 
						|
  echo "CONFIG_USBFS=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$gio" = "yes" ; then
 | 
						|
    echo "CONFIG_GIO=y" >> $config_host_mak
 | 
						|
    echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak
 | 
						|
    echo "GIO_LIBS=$gio_libs" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$gdbus_codegen" != "" ; then
 | 
						|
    echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak
 | 
						|
fi
 | 
						|
echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
 | 
						|
 | 
						|
if test "$xen" = "enabled" ; then
 | 
						|
  echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
 | 
						|
  echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
 | 
						|
  echo "XEN_CFLAGS=$xen_cflags" >> $config_host_mak
 | 
						|
  echo "XEN_LIBS=$xen_libs" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$vhost_scsi" = "yes" ; then
 | 
						|
  echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$vhost_net" = "yes" ; then
 | 
						|
  echo "CONFIG_VHOST_NET=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$vhost_net_user" = "yes" ; then
 | 
						|
  echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$vhost_net_vdpa" = "yes" ; then
 | 
						|
  echo "CONFIG_VHOST_NET_VDPA=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$vhost_crypto" = "yes" ; then
 | 
						|
  echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$vhost_vsock" = "yes" ; then
 | 
						|
  echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
 | 
						|
  if test "$vhost_user" = "yes" ; then
 | 
						|
    echo "CONFIG_VHOST_USER_VSOCK=y" >> $config_host_mak
 | 
						|
  fi
 | 
						|
fi
 | 
						|
if test "$vhost_kernel" = "yes" ; then
 | 
						|
  echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$vhost_user" = "yes" ; then
 | 
						|
  echo "CONFIG_VHOST_USER=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$vhost_vdpa" = "yes" ; then
 | 
						|
  echo "CONFIG_VHOST_VDPA=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$vhost_user_fs" = "yes" ; then
 | 
						|
  echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
if test "$tcg" = "enabled" -a "$tcg_interpreter" = "true" ; then
 | 
						|
  echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
 | 
						|
if test "$opengl" = "yes" ; then
 | 
						|
  echo "CONFIG_OPENGL=y" >> $config_host_mak
 | 
						|
  echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak
 | 
						|
  echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
 | 
						|
fi
 | 
						|
 | 
						|
# XXX: suppress that
 | 
						|
if [ "$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" >> $config_host_mak
 | 
						|
fi
 | 
						|
 | 
						|
if test "$rdma" = "yes" ; then
 | 
						|
  echo "CONFIG_RDMA=y" >> $config_host_mak
 | 
						|
  echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
 | 
						|
fi
 | 
						|
 | 
						|
if test "$pvrdma" = "yes" ; then
 | 
						|
  echo "CONFIG_PVRDMA=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" >> $config_host_mak
 | 
						|
    fi
 | 
						|
fi
 | 
						|
 | 
						|
if test "$secret_keyring" = "yes" ; then
 | 
						|
  echo "CONFIG_SECRET_KEYRING=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
 | 
						|
echo "ROMS=$roms" >> $config_host_mak
 | 
						|
echo "MAKE=$make" >> $config_host_mak
 | 
						|
echo "PYTHON=$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" >> $config_host_mak
 | 
						|
echo "AR=$ar" >> $config_host_mak
 | 
						|
echo "AS=$as" >> $config_host_mak
 | 
						|
echo "CCAS=$ccas" >> $config_host_mak
 | 
						|
echo "CPP=$cpp" >> $config_host_mak
 | 
						|
echo "OBJCOPY=$objcopy" >> $config_host_mak
 | 
						|
echo "LD=$ld" >> $config_host_mak
 | 
						|
echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
 | 
						|
echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
 | 
						|
echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
 | 
						|
echo "QEMU_OBJCFLAGS=$QEMU_OBJCFLAGS" >> $config_host_mak
 | 
						|
echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
 | 
						|
echo "GLIB_LIBS=$glib_libs" >> $config_host_mak
 | 
						|
echo "GLIB_VERSION=$(pkg-config --modversion glib-2.0)" >> $config_host_mak
 | 
						|
echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
 | 
						|
echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
 | 
						|
echo "STRIP=$strip" >> $config_host_mak
 | 
						|
echo "EXESUF=$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
 | 
						|
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-$target_name" ;;
 | 
						|
    esac
 | 
						|
done
 | 
						|
 | 
						|
echo "CONFIG_QEMU_INTERP_PREFIX=$interp_prefix" | sed 's/%M/@0@/' >> $config_host_mak
 | 
						|
if test "$default_targets" = "yes"; then
 | 
						|
  echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
 | 
						|
if test "$ccache_cpp2" = "yes"; then
 | 
						|
  echo "export CCACHE_CPP2=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
 | 
						|
if test "$safe_stack" = "yes"; then
 | 
						|
  echo "CONFIG_SAFESTACK=y" >> $config_host_mak
 | 
						|
fi
 | 
						|
 | 
						|
# If we're using a separate build tree, set it up now.
 | 
						|
# LINKS are things to symlink back into the source tree
 | 
						|
# (these can be both files and directories).
 | 
						|
# Caution: do not add files or directories here using wildcards. This
 | 
						|
# will result in problems later if a new file matching the wildcard is
 | 
						|
# added to the source tree -- nothing will cause configure to be rerun
 | 
						|
# so the build tree will be missing the link back to the new file, and
 | 
						|
# tests might fail. Prefer to keep the relevant files in their own
 | 
						|
# directory and symlink the directory instead.
 | 
						|
LINKS="Makefile"
 | 
						|
LINKS="$LINKS tests/tcg/Makefile.target"
 | 
						|
LINKS="$LINKS pc-bios/optionrom/Makefile"
 | 
						|
LINKS="$LINKS pc-bios/s390-ccw/Makefile"
 | 
						|
LINKS="$LINKS roms/seabios/Makefile"
 | 
						|
LINKS="$LINKS pc-bios/qemu-icon.bmp"
 | 
						|
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 bios_file in \
 | 
						|
    $source_path/pc-bios/*.bin \
 | 
						|
    $source_path/pc-bios/*.elf \
 | 
						|
    $source_path/pc-bios/*.lid \
 | 
						|
    $source_path/pc-bios/*.rom \
 | 
						|
    $source_path/pc-bios/*.dtb \
 | 
						|
    $source_path/pc-bios/*.img \
 | 
						|
    $source_path/pc-bios/openbios-* \
 | 
						|
    $source_path/pc-bios/u-boot.* \
 | 
						|
    $source_path/pc-bios/palcode-* \
 | 
						|
    $source_path/pc-bios/qemu_vga.ndrv
 | 
						|
 | 
						|
do
 | 
						|
    LINKS="$LINKS pc-bios/$(basename $bios_file)"
 | 
						|
done
 | 
						|
for f in $LINKS ; do
 | 
						|
    if [ -e "$source_path/$f" ]; then
 | 
						|
        mkdir -p `dirname ./$f`
 | 
						|
        symlink "$source_path/$f" "$f"
 | 
						|
    fi
 | 
						|
done
 | 
						|
 | 
						|
(for i in $cross_cc_vars; do
 | 
						|
  export $i
 | 
						|
done
 | 
						|
export target_list source_path use_containers cpu host_cc
 | 
						|
$source_path/tests/tcg/configure.sh)
 | 
						|
 | 
						|
# temporary config to build submodules
 | 
						|
if test -f $source_path/roms/seabios/Makefile; then
 | 
						|
  for rom in seabios; do
 | 
						|
    config_mak=roms/$rom/config.mak
 | 
						|
    echo "# Automatically generated by configure - do not modify" > $config_mak
 | 
						|
    echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
 | 
						|
    echo "AS=$as" >> $config_mak
 | 
						|
    echo "CCAS=$ccas" >> $config_mak
 | 
						|
    echo "CC=$cc" >> $config_mak
 | 
						|
    echo "BCC=bcc" >> $config_mak
 | 
						|
    echo "CPP=$cpp" >> $config_mak
 | 
						|
    echo "OBJCOPY=objcopy" >> $config_mak
 | 
						|
    echo "IASL=$iasl" >> $config_mak
 | 
						|
    echo "LD=$ld" >> $config_mak
 | 
						|
    echo "RANLIB=$ranlib" >> $config_mak
 | 
						|
  done
 | 
						|
fi
 | 
						|
 | 
						|
config_mak=pc-bios/optionrom/config.mak
 | 
						|
echo "# Automatically generated by configure - do not modify" > $config_mak
 | 
						|
echo "TOPSRC_DIR=$source_path" >> $config_mak
 | 
						|
 | 
						|
if test "$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'" >> $cross
 | 
						|
  done
 | 
						|
 | 
						|
  test -z "$cxx" && echo "link_language = 'c'" >> $cross
 | 
						|
  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_exe)]" >> $cross
 | 
						|
  echo "ranlib = [$(meson_quote $ranlib)]" >> $cross
 | 
						|
  if has $sdl2_config; then
 | 
						|
    echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross
 | 
						|
  fi
 | 
						|
  echo "strip = [$(meson_quote $strip)]" >> $cross
 | 
						|
  echo "windres = [$(meson_quote $windres)]" >> $cross
 | 
						|
  if test "$cross_compile" = "yes"; then
 | 
						|
    cross_arg="--cross-file config-meson.cross"
 | 
						|
    echo "[host_machine]" >> $cross
 | 
						|
    echo "system = '$targetos'" >> $cross
 | 
						|
    case "$cpu" in
 | 
						|
        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
 | 
						|
  else
 | 
						|
    cross_arg="--native-file config-meson.cross"
 | 
						|
  fi
 | 
						|
  mv $cross config-meson.cross
 | 
						|
 | 
						|
  rm -rf meson-private meson-info meson-logs
 | 
						|
  run_meson() {
 | 
						|
    NINJA=$ninja $meson setup \
 | 
						|
        --prefix "$prefix" \
 | 
						|
        --libdir "$libdir" \
 | 
						|
        --libexecdir "$libexecdir" \
 | 
						|
        --bindir "$bindir" \
 | 
						|
        --includedir "$includedir" \
 | 
						|
        --datadir "$datadir" \
 | 
						|
        --mandir "$mandir" \
 | 
						|
        --sysconfdir "$sysconfdir" \
 | 
						|
        --localedir "$localedir" \
 | 
						|
        --localstatedir "$local_statedir" \
 | 
						|
        -Daudio_drv_list=$audio_drv_list \
 | 
						|
        -Ddefault_devices=$default_devices \
 | 
						|
        -Ddocdir="$docdir" \
 | 
						|
        -Diasl="$($iasl -h >/dev/null 2>&1 && printf %s "$iasl")" \
 | 
						|
        -Dqemu_firmwarepath="$firmwarepath" \
 | 
						|
        -Dqemu_suffix="$qemu_suffix" \
 | 
						|
        -Dsmbd="$smbd" \
 | 
						|
        -Dsphinx_build="$sphinx_build" \
 | 
						|
        -Dtrace_file="$trace_file" \
 | 
						|
        -Doptimization=$(if test "$debug" = yes; then echo 0; else echo 2; fi) \
 | 
						|
        -Ddebug=$(if test "$debug_info" = yes; then echo true; else echo false; fi) \
 | 
						|
        -Dwerror=$(if test "$werror" = yes; then echo true; else echo false; fi) \
 | 
						|
        -Db_pie=$(if test "$pie" = yes; then echo true; else echo false; fi) \
 | 
						|
        -Db_coverage=$(if test "$gcov" = yes; then echo true; else echo false; fi) \
 | 
						|
        -Db_lto=$lto -Dcfi=$cfi -Dtcg=$tcg -Dxen=$xen \
 | 
						|
        -Dcapstone=$capstone -Dfdt=$fdt -Dslirp=$slirp \
 | 
						|
        $(test -n "${LIB_FUZZING_ENGINE+xxx}" && echo "-Dfuzzing_engine=$LIB_FUZZING_ENGINE") \
 | 
						|
        $(if test "$default_feature" = no; then echo "-Dauto_features=disabled"; fi) \
 | 
						|
        "$@" $cross_arg "$PWD" "$source_path"
 | 
						|
  }
 | 
						|
  eval run_meson $meson_options
 | 
						|
  if test "$?" -ne 0 ; then
 | 
						|
      error_exit "meson setup failed"
 | 
						|
  fi
 | 
						|
else
 | 
						|
  if test -f meson-private/cmd_line.txt; then
 | 
						|
    # Adjust old command line options whose type was changed
 | 
						|
    # Avoids having to use "setup --wipe" when Meson is upgraded
 | 
						|
    perl -i -ne '
 | 
						|
      s/^gettext = true$/gettext = auto/;
 | 
						|
      s/^gettext = false$/gettext = disabled/;
 | 
						|
      /^b_staticpic/ && 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 CPP
 | 
						|
preserve_env CFLAGS
 | 
						|
preserve_env CXX
 | 
						|
preserve_env CXXFLAGS
 | 
						|
preserve_env INSTALL
 | 
						|
preserve_env LD
 | 
						|
preserve_env LDFLAGS
 | 
						|
preserve_env LD_LIBRARY_PATH
 | 
						|
preserve_env LIBTOOL
 | 
						|
preserve_env MAKE
 | 
						|
preserve_env NM
 | 
						|
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 SDL2_CONFIG
 | 
						|
preserve_env SMBD
 | 
						|
preserve_env STRIP
 | 
						|
preserve_env WINDRES
 | 
						|
 | 
						|
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"
 |