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|
# DP: - Disable some biarch libraries for biarch builds.
# DP: - Fix multilib builds on kernels which don't support all multilibs.
Index: b/src/config-ml.in
===================================================================
--- a/src/config-ml.in
+++ b/src/config-ml.in
@@ -467,6 +467,25 @@ powerpc*-*-* | rs6000*-*-*)
;;
esac
+if [ -z "$biarch_multidir_names" ]; then
+ biarch_multidir_names="libiberty libstdc++-v3 libgfortran libmudflap libssp libffi libobjc libgomp"
+ echo "WARNING: biarch_multidir_names is unset. Use default value:"
+ echo " $biarch_multidir_names"
+fi
+ml_srcbase=`basename $ml_realsrcdir`
+old_multidirs="${multidirs}"
+multidirs=""
+for x in ${old_multidirs}; do
+ case " $x " in
+ " 32 "|" n32 "|" x32 "|" 64 "|" hf "|" sf ")
+ case "$biarch_multidir_names" in
+ *"$ml_srcbase"*) multidirs="${multidirs} ${x}" ;;
+ esac
+ ;;
+ *) multidirs="${multidirs} ${x}" ;;
+ esac
+done
+
# Remove extraneous blanks from multidirs.
# Tests like `if [ -n "$multidirs" ]' require it.
multidirs=`echo "$multidirs" | sed -e 's/^[ ][ ]*//' -e 's/[ ][ ]*$//' -e 's/[ ][ ]*/ /g'`
@@ -654,6 +673,35 @@ if [ -n "${multidirs}" ] && [ -z "${ml_n
for ml_dir in ${multidirs}; do
+ # a native build fails if the running kernel doesn't support the multilib
+ # variant; force cross compilation for these cases.
+ ml_host_arg=
+ case "${host}" in
+ i[34567]86-*-linux*)
+ case "${ml_dir}" in
+ 64) ml_host_arg="--host=x86_64-linux-gnu";;
+ x32) ml_host_arg="--host=x86_64-linux-gnux32";;
+ esac
+ ;;
+ powerpc-*-linux*)
+ case "${ml_dir}" in
+ 64) ml_host_arg="--host=powerpc64-linux-gnu"
+ esac
+ ;;
+ s390-*-linux*)
+ case "${ml_dir}" in
+ 64) ml_host_arg="--host=s390x-linux-gnu"
+ esac
+ ;;
+ x86_64-*-linux*)
+ case "${ml_dir}" in
+ x32) ml_host_arg="--host=x86_64-linux-gnux32"
+ esac
+ esac
+ if [ -n "${ml_host_arg}" ]; then
+ ml_host_arg="${ml_host_arg} --with-default-host-alias=${host_alias}"
+ fi
+
if [ "${ml_verbose}" = --verbose ]; then
echo "Running configure in multilib subdir ${ml_dir}"
echo "pwd: `${PWDCMD-pwd}`"
@@ -858,9 +906,20 @@ if [ -n "${multidirs}" ] && [ -z "${ml_n
fi
fi
+ ml_configure_args=
+ for arg in ${ac_configure_args}
+ do
+ case $arg in
+ *CC=*) ml_configure_args=${ml_config_env} ;;
+ *CXX=*) ml_configure_args=${ml_config_env} ;;
+ *GCJ=*) ml_configure_args=${ml_config_env} ;;
+ *) ;;
+ esac
+ done
+
if eval ${ml_config_env} ${ml_config_shell} ${ml_recprog} \
--with-multisubdir=${ml_dir} --with-multisrctop=${multisrctop} \
- ${ac_configure_args} ${ml_config_env} ${ml_srcdiroption} ; then
+ ${ac_configure_args} ${ml_configure_args} ${ml_host_arg} ${ml_srcdiroption} ; then
true
else
exit 1
Index: b/src/libstdc++-v3/include/Makefile.am
===================================================================
--- a/src/libstdc++-v3/include/Makefile.am
+++ b/src/libstdc++-v3/include/Makefile.am
@@ -844,8 +844,9 @@ c_compatibility_headers_extra =
endif
host_srcdir = ${glibcxx_srcdir}/$(OS_INC_SRCDIR)
-host_builddir = ./${host_alias}/bits
-host_installdir = ${gxx_include_dir}/${host_alias}$(MULTISUBDIR)/bits
+default_host_alias = @default_host_alias@
+host_builddir = ./${default_host_alias}/bits
+host_installdir = ${gxx_include_dir}/${default_host_alias}$(MULTISUBDIR)/bits
host_headers = \
${host_srcdir}/ctype_base.h \
${host_srcdir}/ctype_inline.h \
@@ -1071,6 +1072,7 @@ stamp-profile-impl: ${profile_impl_heade
stamp-${host_alias}:
@-mkdir -p ${host_builddir}
@-mkdir -p ${host_builddir}/../ext
+ @test ${default_host_alias} = ${host_alias} || ln -sf ${default_host_alias} ${host_alias}
@$(STAMP) stamp-${host_alias}
# Host includes static.
Index: b/src/libstdc++-v3/include/Makefile.in
===================================================================
--- a/src/libstdc++-v3/include/Makefile.in
+++ b/src/libstdc++-v3/include/Makefile.in
@@ -205,6 +205,7 @@ builddir = @builddir@
check_msgfmt = @check_msgfmt@
datadir = @datadir@
datarootdir = @datarootdir@
+default_host_alias = @default_host_alias@
docdir = @docdir@
dvidir = @dvidir@
enable_shared = @enable_shared@
@@ -1105,8 +1106,8 @@ profile_impl_headers = \
# For --enable-cheaders=c_std
@GLIBCXX_C_HEADERS_COMPATIBILITY_TRUE@c_compatibility_headers_extra = ${c_compatibility_headers}
host_srcdir = ${glibcxx_srcdir}/$(OS_INC_SRCDIR)
-host_builddir = ./${host_alias}/bits
-host_installdir = ${gxx_include_dir}/${host_alias}$(MULTISUBDIR)/bits
+host_builddir = ./${default_host_alias}/bits
+host_installdir = ${gxx_include_dir}/${default_host_alias}$(MULTISUBDIR)/bits
host_headers = \
${host_srcdir}/ctype_base.h \
${host_srcdir}/ctype_inline.h \
@@ -1490,6 +1491,7 @@ stamp-profile-impl: ${profile_impl_heade
stamp-${host_alias}:
@-mkdir -p ${host_builddir}
@-mkdir -p ${host_builddir}/../ext
+ @test ${default_host_alias} = ${host_alias} || ln -sf ${default_host_alias} ${host_alias}
@$(STAMP) stamp-${host_alias}
# Host includes static.
Index: b/src/libstdc++-v3/configure.ac
===================================================================
--- a/src/libstdc++-v3/configure.ac
+++ b/src/libstdc++-v3/configure.ac
@@ -476,6 +476,16 @@ else
multilib_arg=
fi
+AC_ARG_WITH(default-host-alias,
+[AS_HELP_STRING([--with-default-host-alias=TRIPLET],
+ [specifies host triplet used for the default multilib build])],
+[case "${withval}" in
+yes) AC_MSG_ERROR(bad value ${withval} given for default host triplet) ;;
+no) default_host_alias='${host_alias}' ;;
+*) default_host_alias=${withval} ;;
+esac],[default_host_alias='${host_alias}'])
+AC_SUBST(default_host_alias)
+
# Export all the install information.
GLIBCXX_EXPORT_INSTALL_INFO
|
