ce6119dc8e
This is the last CONFIG_* entry in config-host.mak that had to be special cased. Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2513 lines
70 KiB
Bash
Executable File
2513 lines
70 KiB
Bash
Executable File
#!/bin/sh
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#
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# qemu configure script (c) 2003 Fabrice Bellard
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#
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# Unset some variables known to interfere with behavior of common tools,
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# just as autoconf does.
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CLICOLOR_FORCE= GREP_OPTIONS=
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unset CLICOLOR_FORCE GREP_OPTIONS
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# Don't allow CCACHE, if present, to use cached results of compile tests!
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export CCACHE_RECACHE=yes
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# make source path absolute
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source_path=$(cd "$(dirname -- "$0")"; pwd)
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if test "$PWD" = "$source_path"
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then
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echo "Using './build' as the directory for build output"
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MARKER=build/auto-created-by-configure
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if test -e build
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then
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if test -f $MARKER
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then
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rm -rf build
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else
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echo "ERROR: ./build dir already exists and was not previously created by configure"
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exit 1
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fi
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fi
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mkdir build
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touch $MARKER
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cat > GNUmakefile <<'EOF'
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# This file is auto-generated by configure to support in-source tree
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# 'make' command invocation
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ifeq ($(MAKECMDGOALS),)
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recurse: all
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endif
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.NOTPARALLEL: %
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%: force
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@echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...'
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@$(MAKE) -C build -f Makefile $(MAKECMDGOALS)
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@if test "$(MAKECMDGOALS)" = "distclean" && \
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test -e build/auto-created-by-configure ; \
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then \
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rm -rf build GNUmakefile ; \
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fi
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force: ;
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.PHONY: force
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GNUmakefile: ;
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EOF
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cd build
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exec $source_path/configure "$@"
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fi
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# Temporary directory used for files created while
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# configure runs. Since it is in the build directory
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# we can safely blow away any previous version of it
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# (and we need not jump through hoops to try to delete
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# it when configure exits.)
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TMPDIR1="config-temp"
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rm -rf "${TMPDIR1}"
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mkdir -p "${TMPDIR1}"
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if [ $? -ne 0 ]; then
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echo "ERROR: failed to create temporary directory"
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exit 1
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fi
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TMPB="qemu-conf"
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TMPC="${TMPDIR1}/${TMPB}.c"
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TMPO="${TMPDIR1}/${TMPB}.o"
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TMPCXX="${TMPDIR1}/${TMPB}.cxx"
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TMPM="${TMPDIR1}/${TMPB}.m"
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TMPE="${TMPDIR1}/${TMPB}.exe"
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rm -f config.log
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# Print a helpful header at the top of config.log
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echo "# QEMU configure log $(date)" >> config.log
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printf "# Configured with:" >> config.log
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printf " '%s'" "$0" "$@" >> config.log
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echo >> config.log
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echo "#" >> config.log
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quote_sh() {
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printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&',"
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}
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print_error() {
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(echo
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echo "ERROR: $1"
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while test -n "$2"; do
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echo " $2"
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shift
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done
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echo) >&2
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}
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error_exit() {
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print_error "$@"
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exit 1
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}
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do_compiler() {
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# Run the compiler, capturing its output to the log. First argument
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# is compiler binary to execute.
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compiler="$1"
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shift
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if test -n "$BASH_VERSION"; then eval '
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echo >>config.log "
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funcs: ${FUNCNAME[*]}
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lines: ${BASH_LINENO[*]}"
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'; fi
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echo $compiler "$@" >> config.log
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$compiler "$@" >> config.log 2>&1 || return $?
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# Test passed. If this is an --enable-werror build, rerun
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# the test with -Werror and bail out if it fails. This
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# makes warning-generating-errors in configure test code
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# obvious to developers.
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if test "$werror" != "yes"; then
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return 0
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fi
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# Don't bother rerunning the compile if we were already using -Werror
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case "$*" in
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*-Werror*)
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return 0
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;;
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esac
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echo $compiler -Werror "$@" >> config.log
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$compiler -Werror "$@" >> config.log 2>&1 && return $?
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error_exit "configure test passed without -Werror but failed with -Werror." \
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"This is probably a bug in the configure script. The failing command" \
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"will be at the bottom of config.log." \
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"You can run configure with --disable-werror to bypass this check."
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}
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do_cc() {
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do_compiler "$cc" $CPU_CFLAGS "$@"
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}
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do_cxx() {
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do_compiler "$cxx" $CPU_CFLAGS "$@"
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}
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do_objc() {
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do_compiler "$objcc" $CPU_CFLAGS "$@"
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}
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# Append $2 to the variable named $1, with space separation
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add_to() {
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eval $1=\${$1:+\"\$$1 \"}\$2
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}
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update_cxxflags() {
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# Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
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# options which some versions of GCC's C++ compiler complain about
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# because they only make sense for C programs.
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QEMU_CXXFLAGS="-D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS"
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CONFIGURE_CXXFLAGS=$(echo "$CONFIGURE_CFLAGS" | sed s/-std=gnu11/-std=gnu++11/)
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for arg in $QEMU_CFLAGS; do
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case $arg in
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-Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
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-Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
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;;
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*)
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QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
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;;
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esac
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done
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}
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compile_object() {
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local_cflags="$1"
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do_cc $CFLAGS $EXTRA_CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
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}
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compile_prog() {
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local_cflags="$1"
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local_ldflags="$2"
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do_cc $CFLAGS $EXTRA_CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC \
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$LDFLAGS $EXTRA_LDFLAGS $CONFIGURE_LDFLAGS $QEMU_LDFLAGS $local_ldflags
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}
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# symbolically link $1 to $2. Portable version of "ln -sf".
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symlink() {
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rm -rf "$2"
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mkdir -p "$(dirname "$2")"
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ln -s "$1" "$2"
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}
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# check whether a command is available to this shell (may be either an
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# executable or a builtin)
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has() {
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type "$1" >/dev/null 2>&1
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}
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version_ge () {
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local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ')
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local_ver2=$(echo "$2" | tr . ' ')
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while true; do
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set x $local_ver1
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local_first=${2-0}
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# 'shift 2' if $2 is set, or 'shift' if $2 is not set
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shift ${2:+2}
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local_ver1=$*
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set x $local_ver2
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# the second argument finished, the first must be greater or equal
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test $# = 1 && return 0
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test $local_first -lt $2 && return 1
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test $local_first -gt $2 && return 0
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shift ${2:+2}
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local_ver2=$*
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done
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}
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glob() {
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eval test -z '"${1#'"$2"'}"'
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}
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if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
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then
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error_exit "main directory cannot contain spaces nor colons"
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fi
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# default parameters
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cpu=""
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static="no"
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cross_compile="no"
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cross_prefix=""
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host_cc="cc"
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lto="false"
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stack_protector=""
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safe_stack=""
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use_containers="yes"
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gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
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if test -e "$source_path/.git"
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then
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git_submodules_action="update"
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else
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git_submodules_action="ignore"
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fi
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git_submodules="ui/keycodemapdb"
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git="git"
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# Don't accept a target_list environment variable.
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unset target_list
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unset target_list_exclude
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# Default value for a variable defining feature "foo".
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# * foo="no" feature will only be used if --enable-foo arg is given
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# * foo="" feature will be searched for, and if found, will be used
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# unless --disable-foo is given
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# * foo="yes" this value will only be set by --enable-foo flag.
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# feature will searched for,
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# if not found, configure exits with error
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#
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# Always add --enable-foo and --disable-foo command line args.
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# Distributions want to ensure that several features are compiled in, and it
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# is impossible without a --enable-foo that exits if a feature is not found.
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default_feature=""
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# parse CC options second
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for opt do
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optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
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case "$opt" in
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--without-default-features)
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default_feature="no"
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;;
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esac
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done
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EXTRA_CFLAGS=""
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EXTRA_CXXFLAGS=""
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EXTRA_OBJCFLAGS=""
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EXTRA_LDFLAGS=""
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vhost_kernel="$default_feature"
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vhost_net="$default_feature"
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vhost_crypto="$default_feature"
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vhost_scsi="$default_feature"
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vhost_vsock="$default_feature"
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vhost_user="no"
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vhost_user_fs="$default_feature"
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vhost_vdpa="$default_feature"
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debug_info="yes"
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debug_tcg="no"
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debug="no"
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sanitizers="no"
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tsan="no"
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fortify_source="yes"
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gcov="no"
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EXESUF=""
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modules="no"
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prefix="/usr/local"
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qemu_suffix="qemu"
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softmmu="yes"
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linux_user=""
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bsd_user=""
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pie=""
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coroutine=""
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plugins="$default_feature"
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meson=""
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meson_args=""
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ninja=""
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skip_meson=no
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# The following Meson options are handled manually (still they
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# are included in the automatically generated help message)
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# 1. Track which submodules are needed
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if test "$default_feature" = no ; then
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capstone="disabled"
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slirp="disabled"
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else
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capstone="auto"
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slirp="auto"
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fi
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fdt="auto"
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# 2. Support --with/--without option
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default_devices="true"
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# 3. Automatically enable/disable other options
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tcg="enabled"
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cfi="false"
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# parse CC options second
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for opt do
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optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
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case "$opt" in
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--cross-prefix=*) cross_prefix="$optarg"
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cross_compile="yes"
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;;
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--cc=*) CC="$optarg"
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;;
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--cxx=*) CXX="$optarg"
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;;
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--cpu=*) cpu="$optarg"
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;;
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--extra-cflags=*)
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EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg"
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EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
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EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
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;;
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--extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
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;;
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--extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
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;;
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--extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg"
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;;
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--cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
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;;
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--cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*}
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eval "cross_cc_cflags_${cc_arch}=\$optarg"
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cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
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;;
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--cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
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eval "cross_cc_${cc_arch}=\$optarg"
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cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
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;;
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esac
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done
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# OS specific
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# Using uname is really, really broken. Once we have the right set of checks
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# we can eliminate its usage altogether.
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# Preferred compiler:
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# ${CC} (if set)
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# ${cross_prefix}gcc (if cross-prefix specified)
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# system compiler
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if test -z "${CC}${cross_prefix}"; then
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cc="$host_cc"
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else
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cc="${CC-${cross_prefix}gcc}"
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fi
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if test -z "${CXX}${cross_prefix}"; then
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cxx="c++"
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else
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cxx="${CXX-${cross_prefix}g++}"
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fi
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ar="${AR-${cross_prefix}ar}"
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as="${AS-${cross_prefix}as}"
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ccas="${CCAS-$cc}"
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cpp="${CPP-$cc -E}"
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objcopy="${OBJCOPY-${cross_prefix}objcopy}"
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ld="${LD-${cross_prefix}ld}"
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ranlib="${RANLIB-${cross_prefix}ranlib}"
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nm="${NM-${cross_prefix}nm}"
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smbd="$SMBD"
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strip="${STRIP-${cross_prefix}strip}"
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widl="${WIDL-${cross_prefix}widl}"
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windres="${WINDRES-${cross_prefix}windres}"
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pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
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query_pkg_config() {
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"${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
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}
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pkg_config=query_pkg_config
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sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
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# default flags for all hosts
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# We use -fwrapv to tell the compiler that we require a C dialect where
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# left shift of signed integers is well defined and has the expected
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# 2s-complement style results. (Both clang and gcc agree that it
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# provides these semantics.)
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QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv"
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QEMU_CFLAGS="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
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QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
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QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
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QEMU_LDFLAGS=
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# Flags that are needed during configure but later taken care of by Meson
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CONFIGURE_CFLAGS="-std=gnu11 -Wall"
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CONFIGURE_LDFLAGS=
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check_define() {
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cat > $TMPC <<EOF
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#if !defined($1)
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#error $1 not defined
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#endif
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int main(void) { return 0; }
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EOF
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compile_object
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}
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check_include() {
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cat > $TMPC <<EOF
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#include <$1>
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int main(void) { return 0; }
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EOF
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compile_object
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}
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write_c_skeleton() {
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cat > $TMPC <<EOF
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int main(void) { return 0; }
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EOF
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}
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if check_define __linux__ ; then
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targetos=linux
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elif check_define _WIN32 ; then
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targetos=windows
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elif check_define __OpenBSD__ ; then
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targetos=openbsd
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elif check_define __sun__ ; then
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targetos=sunos
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elif check_define __HAIKU__ ; then
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targetos=haiku
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elif check_define __FreeBSD__ ; then
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targetos=freebsd
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elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
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targetos=gnu/kfreebsd
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elif check_define __DragonFly__ ; then
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targetos=dragonfly
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elif check_define __NetBSD__; then
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targetos=netbsd
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elif check_define __APPLE__; then
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targetos=darwin
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else
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# This is a fatal error, but don't report it yet, because we
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# might be going to just print the --help text, or it might
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# be the result of a missing compiler.
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targetos=bogus
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fi
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# OS specific
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mingw32="no"
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bsd="no"
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linux="no"
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solaris="no"
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case $targetos in
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windows)
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mingw32="yes"
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plugins="no"
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pie="no"
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;;
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gnu/kfreebsd)
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bsd="yes"
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;;
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freebsd)
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bsd="yes"
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make="${MAKE-gmake}"
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# needed for kinfo_getvmmap(3) in libutil.h
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;;
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dragonfly)
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bsd="yes"
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make="${MAKE-gmake}"
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;;
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netbsd)
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bsd="yes"
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make="${MAKE-gmake}"
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;;
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openbsd)
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bsd="yes"
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make="${MAKE-gmake}"
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;;
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darwin)
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bsd="yes"
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darwin="yes"
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# Disable attempts to use ObjectiveC features in os/object.h since they
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# won't work when we're compiling with gcc as a C compiler.
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QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
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;;
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sunos)
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solaris="yes"
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make="${MAKE-gmake}"
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# needed for CMSG_ macros in sys/socket.h
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QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
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# needed for TIOCWIN* defines in termios.h
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QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
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# $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
|
|
# Note that this check is broken for cross-compilation: if you're
|
|
# cross-compiling to one of these OSes then you'll need to specify
|
|
# the correct CPU with the --cpu option.
|
|
if test -z "$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"
|
|
;;
|
|
--cross-prefix=*)
|
|
;;
|
|
--cc=*)
|
|
;;
|
|
--host-cc=*) host_cc="$optarg"
|
|
;;
|
|
--cxx=*)
|
|
;;
|
|
--objcc=*) objcc="$optarg"
|
|
;;
|
|
--make=*) make="$optarg"
|
|
;;
|
|
--install=*)
|
|
;;
|
|
--python=*) python="$optarg" ; explicit_python=yes
|
|
;;
|
|
--skip-meson) skip_meson=yes
|
|
;;
|
|
--meson=*) meson="$optarg"
|
|
;;
|
|
--ninja=*) ninja="$optarg"
|
|
;;
|
|
--smbd=*) smbd="$optarg"
|
|
;;
|
|
--extra-cflags=*)
|
|
;;
|
|
--extra-cxxflags=*)
|
|
;;
|
|
--extra-objcflags=*)
|
|
;;
|
|
--extra-ldflags=*)
|
|
;;
|
|
--cross-cc-*)
|
|
;;
|
|
--enable-debug-info) debug_info="yes"
|
|
;;
|
|
--disable-debug-info) debug_info="no"
|
|
;;
|
|
--enable-modules)
|
|
modules="yes"
|
|
;;
|
|
--disable-modules)
|
|
modules="no"
|
|
;;
|
|
--cpu=*)
|
|
;;
|
|
--target-list=*) target_list="$optarg"
|
|
if test "$target_list_exclude"; then
|
|
error_exit "Can't mix --target-list with --target-list-exclude"
|
|
fi
|
|
;;
|
|
--target-list-exclude=*) target_list_exclude="$optarg"
|
|
if test "$target_list"; then
|
|
error_exit "Can't mix --target-list-exclude with --target-list"
|
|
fi
|
|
;;
|
|
--with-default-devices) default_devices="true"
|
|
;;
|
|
--without-default-devices) default_devices="false"
|
|
;;
|
|
--with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option"
|
|
;;
|
|
--with-devices-*) device_arch=${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="$optarg"
|
|
;;
|
|
--host=*|--build=*|\
|
|
--disable-dependency-tracking|\
|
|
--sbindir=*|--sharedstatedir=*|\
|
|
--oldincludedir=*|--datarootdir=*|--infodir=*|\
|
|
--htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
|
|
# These switches are silently ignored, for compatibility with
|
|
# autoconf-generated configure scripts. This allows QEMU's
|
|
# configure to be used by RPM and similar macros that set
|
|
# lots of directory switches by default.
|
|
;;
|
|
--enable-debug-tcg) debug_tcg="yes"
|
|
;;
|
|
--disable-debug-tcg) debug_tcg="no"
|
|
;;
|
|
--enable-debug)
|
|
# Enable debugging options that aren't excessively noisy
|
|
debug_tcg="yes"
|
|
meson_option_parse --enable-debug-mutex ""
|
|
debug="yes"
|
|
fortify_source="no"
|
|
;;
|
|
--enable-sanitizers) sanitizers="yes"
|
|
;;
|
|
--disable-sanitizers) sanitizers="no"
|
|
;;
|
|
--enable-tsan) tsan="yes"
|
|
;;
|
|
--disable-tsan) tsan="no"
|
|
;;
|
|
--disable-slirp) slirp="disabled"
|
|
;;
|
|
--enable-slirp) slirp="enabled"
|
|
;;
|
|
--enable-slirp=git) slirp="internal"
|
|
;;
|
|
--enable-slirp=*) slirp="$optarg"
|
|
;;
|
|
--disable-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="$optarg"
|
|
;;
|
|
--with-coroutine=*) coroutine="$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-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: $opt is obsolete, UUID support is always built" >&2
|
|
;;
|
|
--disable-vhost-user) vhost_user="no"
|
|
;;
|
|
--enable-vhost-user) vhost_user="yes"
|
|
;;
|
|
--disable-vhost-vdpa) vhost_vdpa="no"
|
|
;;
|
|
--enable-vhost-vdpa) vhost_vdpa="yes"
|
|
;;
|
|
--disable-vhost-kernel) vhost_kernel="no"
|
|
;;
|
|
--enable-vhost-kernel) vhost_kernel="yes"
|
|
;;
|
|
--disable-capstone) capstone="disabled"
|
|
;;
|
|
--enable-capstone) capstone="enabled"
|
|
;;
|
|
--enable-capstone=git) capstone="internal"
|
|
;;
|
|
--enable-capstone=*) capstone="$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"
|
|
;;
|
|
# 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
|
|
--*) meson_option_parse "$opt" "$optarg"
|
|
;;
|
|
esac
|
|
done
|
|
|
|
# test for any invalid configuration combinations
|
|
if test "$plugins" = "yes" -a "$tcg" = "disabled"; then
|
|
error_exit "Can't enable plugins on non-TCG builds"
|
|
fi
|
|
|
|
case $git_submodules_action in
|
|
update|validate)
|
|
if test ! -e "$source_path/.git"; then
|
|
echo "ERROR: cannot $git_submodules_action git submodules without .git"
|
|
exit 1
|
|
fi
|
|
;;
|
|
ignore)
|
|
if ! test -f "$source_path/ui/keycodemapdb/README"
|
|
then
|
|
echo
|
|
echo "ERROR: missing GIT submodules"
|
|
echo
|
|
if test -e "$source_path/.git"; then
|
|
echo "--with-git-submodules=ignore specified but submodules were not"
|
|
echo "checked out. Please initialize and update submodules."
|
|
else
|
|
echo "This is not a GIT checkout but module content appears to"
|
|
echo "be missing. Do not use 'git archive' or GitHub download links"
|
|
echo "to acquire QEMU source archives. Non-GIT builds are only"
|
|
echo "supported with source archives linked from:"
|
|
echo
|
|
echo " https://www.qemu.org/download/#source"
|
|
echo
|
|
echo "Developers working with GIT can use scripts/archive-source.sh"
|
|
echo "if they need to create valid source archives."
|
|
fi
|
|
echo
|
|
exit 1
|
|
fi
|
|
;;
|
|
*)
|
|
echo "ERROR: invalid --with-git-submodules= value '$git_submodules_action'"
|
|
exit 1
|
|
;;
|
|
esac
|
|
|
|
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]
|
|
--target-list=LIST set target list (default: build all)
|
|
$(echo Available targets: $default_target_list | \
|
|
fold -s -w 53 | sed -e 's/^/ /')
|
|
--target-list-exclude=LIST exclude a set of targets from the default target-list
|
|
|
|
Advanced options (experts only):
|
|
--cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix]
|
|
--cc=CC use C compiler CC [$cc]
|
|
--host-cc=CC use C compiler CC [$host_cc] for code run at
|
|
build time
|
|
--cxx=CXX use C++ compiler CXX [$cxx]
|
|
--objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
|
|
--extra-cflags=CFLAGS append extra C compiler flags CFLAGS
|
|
--extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS
|
|
--extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS
|
|
--extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
|
|
--cross-cc-ARCH=CC use compiler when building ARCH guest test cases
|
|
--cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests
|
|
--make=MAKE use specified make [$make]
|
|
--python=PYTHON use specified python [$python]
|
|
--meson=MESON use specified meson [$meson]
|
|
--ninja=NINJA use specified ninja [$ninja]
|
|
--smbd=SMBD use specified smbd [$smbd]
|
|
--with-git=GIT use specified git [$git]
|
|
--with-git-submodules=update update git submodules (default if .git dir exists)
|
|
--with-git-submodules=validate fail if git submodules are not up to date
|
|
--with-git-submodules=ignore do not update or check git submodules (default if no .git dir)
|
|
--static enable static build [$static]
|
|
--mandir=PATH install man pages in PATH
|
|
--datadir=PATH install firmware in PATH/$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]
|
|
--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
|
|
--with-trace-file=NAME Full PATH,NAME of file to store traces
|
|
Default:trace-<pid>
|
|
--cpu=CPU Build for host CPU [$cpu]
|
|
--with-coroutine=BACKEND coroutine backend. Supported options:
|
|
ucontext, sigaltstack, windows
|
|
--enable-gcov enable test coverage analysis with gcov
|
|
--enable-plugins
|
|
enable plugins via shared library loading
|
|
--disable-containers don't use containers for cross-building
|
|
--gdb=GDB-path gdb to use for gdbstub tests [$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)
|
|
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.
|
|
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
|
|
|
|
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
|
|
|
|
# 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 '$pkg_config_exe' not found"
|
|
fi
|
|
|
|
##########################################
|
|
# glib support probe
|
|
|
|
glib_req_ver=2.56
|
|
glib_modules=gthread-2.0
|
|
if test "$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
|
|
|
|
# Sanity check that the current size_t matches the
|
|
# size that glib thinks it should be. This catches
|
|
# problems on multi-arch where people try to build
|
|
# 32-bit QEMU while pointing at 64-bit glib headers
|
|
cat > $TMPC <<EOF
|
|
#include <glib.h>
|
|
#include <unistd.h>
|
|
|
|
#define QEMU_BUILD_BUG_ON(x) \
|
|
typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
|
|
|
|
int main(void) {
|
|
QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
|
|
return 0;
|
|
}
|
|
EOF
|
|
|
|
if ! compile_prog "$glib_cflags" "$glib_libs" ; then
|
|
error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
|
|
"You probably need to set PKG_CONFIG_LIBDIR"\
|
|
"to point to the right pkg-config files for your"\
|
|
"build target"
|
|
fi
|
|
|
|
# Silence clang warnings triggered by glib < 2.57.2
|
|
cat > $TMPC << EOF
|
|
#include <glib.h>
|
|
typedef struct Foo {
|
|
int i;
|
|
} Foo;
|
|
static void foo_free(Foo *f)
|
|
{
|
|
g_free(f);
|
|
}
|
|
G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free)
|
|
int main(void) { return 0; }
|
|
EOF
|
|
if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
|
|
if cc_has_warning_flag "-Wno-unused-function"; then
|
|
glib_cflags="$glib_cflags -Wno-unused-function"
|
|
CONFIGURE_CFLAGS="$CONFIGURE_CFLAGS -Wno-unused-function"
|
|
fi
|
|
fi
|
|
|
|
##########################################
|
|
# fdt probe
|
|
|
|
case "$fdt" in
|
|
auto | enabled | internal)
|
|
# Simpler to always update submodule, even if not needed.
|
|
git_submodules="${git_submodules} dtc"
|
|
;;
|
|
esac
|
|
|
|
##########################################
|
|
# capstone
|
|
|
|
case "$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
|
|
|
|
##########################################
|
|
# End of CC checks
|
|
# After here, no more $cc or $ld runs
|
|
|
|
write_c_skeleton
|
|
|
|
if test "$fortify_source" = "yes" ; then
|
|
QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
|
|
debug=no
|
|
fi
|
|
|
|
case "$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 $QEMU_LDFLAGS"
|
|
fi
|
|
fi
|
|
|
|
# Guest agent Windows MSI package
|
|
|
|
if test "$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 $source_path/VERSION)
|
|
fi
|
|
|
|
QEMU_GA_MSI_MINGW_BIN_PATH="$($pkg_config --variable=prefix glib-2.0)/bin"
|
|
|
|
# Mac OS X ships with a broken assembler
|
|
roms=
|
|
if { test "$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" >> $config_host_mak
|
|
echo "QEMU_GA_MSI_MINGW_BIN_PATH=${QEMU_GA_MSI_MINGW_BIN_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" >> $config_host_mak
|
|
fi
|
|
qemu_version=$(head $source_path/VERSION)
|
|
echo "SRC_PATH=$source_path" >> $config_host_mak
|
|
echo "TARGET_DIRS=$target_list" >> $config_host_mak
|
|
if test "$modules" = "yes"; then
|
|
echo "CONFIG_MODULES=y" >> $config_host_mak
|
|
fi
|
|
|
|
if test "$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" >> $config_host_mak
|
|
fi
|
|
|
|
# XXX: suppress that
|
|
if [ "$bsd" = "yes" ] ; then
|
|
echo "CONFIG_BSD=y" >> $config_host_mak
|
|
fi
|
|
|
|
echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
|
|
|
|
if test "$have_asan_iface_fiber" = "yes" ; then
|
|
echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
|
|
fi
|
|
|
|
if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then
|
|
echo "CONFIG_TSAN=y" >> $config_host_mak
|
|
fi
|
|
|
|
if test "$plugins" = "yes" ; then
|
|
echo "CONFIG_PLUGIN=y" >> $config_host_mak
|
|
fi
|
|
|
|
if test -n "$gdb_bin"; then
|
|
gdb_version=$($gdb_bin --version | head -n 1)
|
|
if version_ge ${gdb_version##* } 9.1; then
|
|
echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
|
|
fi
|
|
fi
|
|
|
|
echo "ROMS=$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-$target_name" ;;
|
|
esac
|
|
done
|
|
|
|
if test "$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="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
|
|
LINKS="$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)
|
|
|
|
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)]" >> $cross
|
|
echo "widl = [$(meson_quote $widl)]" >> $cross
|
|
echo "windres = [$(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 "$local_statedir" \
|
|
-Ddefault_devices=$default_devices \
|
|
-Ddocdir="$docdir" \
|
|
-Dqemu_firmwarepath="$firmwarepath" \
|
|
-Dqemu_suffix="$qemu_suffix" \
|
|
-Dsmbd="$smbd" \
|
|
-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=$tcg \
|
|
-Dcapstone=$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 WIDL
|
|
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"
|