AC_CANONICAL_SYSTEM
AC_ARG_PROGRAM
+# Get 'install' or 'install-sh' and its variants.
+AC_PROG_INSTALL
+
sinclude(config/acx.m4)
### we might need to use some other shell than /bin/sh for running subshells
# if PWD already has a value, it is probably wrong.
if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
-# Export original configure arguments for use by sub-configures.
-TOPLEVEL_CONFIGURE_ARGUMENTS="$progname $@"
+# Export original configure arguments for use by sub-configures. These
+# will be expanded by make, so quote '$'.
+tmp="$progname $@"
+sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
+$tmp
+EOF_SED
+TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
+rm -f conftestsed.out
AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
moveifchange=${srcdir}/move-if-change
# these libraries are built for the target environment, and are built after
# the host libraries and the host tools (which may be a cross compiler)
#
-target_libs="target-libiberty \
+target_libraries="target-libiberty \
target-libgloss \
target-newlib \
target-libstdc++-v3 \
${libgcj} \
target-libobjc"
-# these tools are built using the target libs, and are intended to run only
-# in the target environment
+# these tools are built using the target libraries, and are intended to
+# run only in the target environment
#
-# note: any program that *uses* libraries that are in the "target_libs"
+# note: any program that *uses* libraries that are in the "target_libraries"
# list belongs in this list. those programs are also very likely
# candidates for the "native_only" list which follows
#
## ${target_configdirs} is directories we build using the target tools.
#
configdirs=`echo ${host_libs} ${host_tools}`
-target_configdirs=`echo ${target_libs} ${target_tools}`
+target_configdirs=`echo ${target_libraries} ${target_tools}`
# Only make build modules if build != host.
# This should be done more generally, but at the moment it doesn't matter.
is_cross_compiler=yes
fi
-# Find the build and target subdirs.
+# Find the build and target subdir names.
GCC_TOPLEV_SUBDIRS
-if test ! -d ${target_subdir} ; then
- if mkdir ${target_subdir} ; then true
- else
- echo "'*** could not make ${PWD=`${PWDCMD-pwd}`}/${target_subdir}" 1>&2
- exit 1
- fi
-fi
-
-if test x"${build_alias}" != x"${host}" ; then
- if test ! -d ${build_subdir} ; then
- if mkdir ${build_subdir} ; then true
- else
- echo "'*** could not make ${PWD=`${PWDCMD-pwd}`}/${build_subdir}" 1>&2
- exit 1
- fi
- fi
-fi
-
# Skipdirs are removed silently.
skipdirs=
# Noconfigdirs are removed loudly.
# If both --with-headers and --with-libs are specified, default to
# --without-newlib.
-if test x"${with_headers}" != x && test x"${with_libs}" != x ; then
+if test x"${with_headers}" != x && test x"${with_headers} != xno \
+ && test x"${with_libs}" != x && test x"${with_libs} != xno ; then
if test x"${with_newlib}" = x ; then
with_newlib=no
fi
*-*-chorusos)
noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
;;
+ powerpc-*-darwin*)
+ noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
+ noconfigdirs="$noconfigdirs target-libobjc"
+ ;;
*-*-darwin*)
noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
esac
;;
*-*-vxworks*)
- noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
+ noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}"
;;
alpha*-dec-osf*)
# ld works, but does not support shared libraries.
# newlib is not 64 bit ready
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
;;
- alpha*-*-freebsd*)
+ alpha*-*-freebsd* | alpha*-*-kfreebsd*-gnu)
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
;;
alpha*-*-*)
# newlib is not 64 bit ready
noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
;;
+ am33_2.0-*-linux*)
+ noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
+ ;;
sh-*-linux*)
noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
;;
i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
noconfigdirs="$noconfigdirs ${libgcj}"
;;
- i[[3456789]]86-*-freebsd*)
+ i[[3456789]]86-*-freebsd* | i[[3456789]]86-*-kfreebsd*-gnu)
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
;;
i[[3456789]]86-*-linux*)
noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
;;
m32r-*-*)
- noconfigdirs="$noconfigdirs ${libgcj} gdb"
+ noconfigdirs="$noconfigdirs ${libgcj}"
;;
m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
vax-*-*)
noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
;;
+ xtensa-*-*)
+ noconfigdirs="$noconfigdirs ${libgcj}"
+ ;;
ip2k-*-*)
noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
;;
# First scan to see if an enabled language requires some other language.
# We assume that a given config-lang.in will list all the language
# front ends it requires, even if some are required indirectly.
-for lang in ${srcdir}/gcc/*/config-lang.in ..
-do
- case $lang in
+for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
+ case ${lang_frag} in
..) ;;
# The odd quoting in the next line works around
# an apparent bug in bash 1.12 on linux.
${srcdir}/gcc/[[*]]/config-lang.in) ;;
*)
- lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
- this_lang_requires=`sed -n -e 's,^lang_requires=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_requires=\([[^ ]]*\).*$,\1,p' $lang`
- for other in $this_lang_requires
- do
+ # From the config-lang.in, get $language, $lang_requires
+ language=
+ lang_requires=
+ . ${lang_frag}
+ for other in ${lang_requires} ; do
case ,${enable_languages}, in
*,$other,*) ;;
*,all,*) ;;
- *,$lang_alias,*)
- echo " \`$other' language required by \`$lang_alias'; enabling" 1>&2
- enable_languages="$enable_languages,$other"
+ *,$language,*)
+ echo " \`$other' language required by \`$language'; enabling" 1>&2
+ enable_languages="${enable_languages},${other}"
;;
esac
done
esac
done
-subdirs=
-for lang in ${srcdir}/gcc/*/config-lang.in ..
-do
- case $lang in
+for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
+ case ${lang_frag} in
..) ;;
# The odd quoting in the next line works around
# an apparent bug in bash 1.12 on linux.
${srcdir}/gcc/[[*]]/config-lang.in) ;;
*)
- lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
- this_lang_libs=`sed -n -e 's,^target_libs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^target_libs=\([[^ ]]*\).*$,\1,p' $lang`
- this_lang_dirs=`sed -n -e 's,^lang_dirs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_dirs=\([[^ ]]*\).*$,\1,p' $lang`
- build_by_default=`sed -n -e 's,^build_by_default=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^build_by_default=\([[^ ]]*\).*$,\1,p' $lang`
- if test "x$lang_alias" = x
- then
- echo "$lang doesn't set \$language." 1>&2
+ # From the config-lang.in, get $language, $target_libs,
+ # $lang_dirs, and $build_by_default
+ language=
+ target_libs=
+ lang_dirs=
+ build_by_default=
+ . ${lang_frag}
+ if test "x$language" = x ; then
+ echo "${lang_frag} doesn't set \$language." 1>&2
exit 1
fi
- case ${build_by_default},${enable_languages}, in
- *,$lang_alias,*) add_this_lang=yes ;;
- no,*) add_this_lang=no ;;
- *,all,*) add_this_lang=yes ;;
+ case ,${enable_languages}, in
+ *,${language},*)
+ # Language was explicitly selected; include it.
+ add_this_lang=yes
+ ;;
+ *,all,*)
+ # 'all' was selected; include 'default' languages.
+ case ${build_by_default} in
+ no) add_this_lang=no ;;
+ *) add_this_lang=yes ;;
+ esac
+ ;;
*) add_this_lang=no ;;
esac
- if test x"${add_this_lang}" = xyes; then
- eval target_libs='"$target_libs "'\"$this_lang_libs\"
- else
- eval noconfigdirs='"$noconfigdirs "'\"$this_lang_libs $this_lang_dirs\"
- fi
+ case ${add_this_lang} in
+ no)
+ # Remove language-dependent dirs.
+ eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
+ ;;
+ esac
;;
esac
done
# Handle --with-headers=XXX. If the value is not "yes", the contents of
# the named directory are copied to $(tooldir)/sys-include.
-if test x"${with_headers}" != x ; then
+if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
if test x${is_cross_compiler} = xno ; then
echo 1>&2 '***' --with-headers is only supported when cross compiling
exit 1
# Handle --with-libs=XXX. If the value is not "yes", the contents of
# the name directories are copied to $(tooldir)/lib. Multiple directories
# are permitted.
-if test x"${with_libs}" != x ; then
+if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
if test x${is_cross_compiler} = xno ; then
echo 1>&2 '***' --with-libs is only supported when cross compiling
exit 1
# Base args. Strip norecursion, cache-file, srcdir, host, build,
# target and nonopt. These are the ones we might not want to pass
-# down to subconfigures.
-baseargs=`echo " ${ac_configure_args} " | \
- sed -e 's/ --no[[^ ]]* / /' \
- -e 's/ --c[[a-z-]]*[[= ]][[^ ]]* / /' \
- -e 's/ --sr[[a-z-]]*[[= ]][[^ ]]* / /' \
- -e 's/ --ho[[a-z-]]*[[= ]][[^ ]]* / /' \
- -e 's/ --bu[[a-z-]]*[[= ]][[^ ]]* / /' \
- -e 's/ --t[[a-z-]]*[[= ]][[^ ]]* / /' \
- -e 's/ -cache-file[[= ]][[^ ]]* / /' \
- -e 's/ -srcdir[[= ]][[^ ]]* / /' \
- -e 's/ -host[[= ]][[^ ]]* / /' \
- -e 's/ -build[[= ]][[^ ]]* / /' \
- -e 's/ -target[[= ]][[^ ]]* / /' \
- -e "s/ [[^' -][^ ]*] / /" \
- -e 's/^ *//;s/ *$//'`
+# down to subconfigures. Also strip program-prefix, program-suffix,
+# and program-transform-name, so that we can pass down a consistent
+# program-transform-name. If autoconf has put single quotes around
+# any of these arguments (because they contain shell metacharacters)
+# then this will fail; in practice this only happens for
+# --program-transform-name, so be sure to override --program-transform-name
+# at the end of the argument list.
+# These will be expanded by make, so quote '$'.
+cat <<\EOF_SED > conftestsed
+s/ --no[[^ ]]* / /
+s/ --c[[a-z-]]*[[= ]][[^ ]]* / /
+s/ --sr[[a-z-]]*[[= ]][[^ ]]* / /
+s/ --ho[[a-z-]]*[[= ]][[^ ]]* / /
+s/ --bu[[a-z-]]*[[= ]][[^ ]]* / /
+s/ --t[[a-z-]]*[[= ]][[^ ]]* / /
+s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]* / /
+s/ -cache-file[[= ]][[^ ]]* / /
+s/ -srcdir[[= ]][[^ ]]* / /
+s/ -host[[= ]][[^ ]]* / /
+s/ -build[[= ]][[^ ]]* / /
+s/ -target[[= ]][[^ ]]* / /
+s/ -program-prefix[[= ]][[^ ]]* / /
+s/ -program-suffix[[= ]][[^ ]]* / /
+s/ -program-transform-name[[= ]][[^ ]]* / /
+s/ [[^' -][^ ]*] / /
+s/^ *//;s/ *$//
+s,\$,$$,g
+EOF_SED
+sed -f conftestsed <<EOF_SED > conftestsed.out
+ ${ac_configure_args}
+EOF_SED
+baseargs=`cat conftestsed.out`
+rm -f conftestsed conftestsed.out
+
+# Add in --program-transform-name, after --program-prefix and
+# --program-suffix have been applied to it. Autoconf has already
+# doubled dollar signs and backslashes in program_transform_name; we want
+# the backslashes un-doubled, and then the entire thing wrapped in single
+# quotes, because this will be expanded first by make and then by the shell.
+# Also, because we want to override the logic in subdir configure scripts to
+# choose program_transform_name, replace any s,x,x, with s,y,y,.
+sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
+${program_transform_name}
+EOF_SED
+gcc_transform_name=`cat conftestsed.out`
+rm -f conftestsed.out
+baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
# For the build-side libraries, we just need to pretend we're native,
# and not use the same cache file. Multilibs are neither needed nor
;;
esac
+# Allow the user to override the flags for
+# our build compiler if desired.
+CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
+
# On Canadian crosses, we'll be searching the right directories for
# the previously-installed cross compiler, so don't bother to add
# flags for directories within the install tree of the compiler
# Don't use libstdc++-v3's flags to configure/build itself.
libstdcxx_flags='`test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
-raw_libstdcxx_flags=' -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
+raw_libstdcxx_flags='-L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
if test "x${CXX_FOR_TARGET+set}" = xset; then
- :
+ if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
+ RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
+ fi
elif test -d ${srcdir}/gcc; then
# We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
# of g++ for linking C++ or Java, because g++ has -shared-libgcc by
AC_SUBST(CC)
AC_SUBST(CXX)
AC_SUBST(CFLAGS)
+AC_SUBST(CFLAGS_FOR_BUILD)
AC_SUBST(CXXFLAGS)
AC_SUBST(DEFAULT_YACC)
AC_SUBST(DEFAULT_LEX)