old-cross-binutils/cfg-ml-pos.in
1995-07-21 19:03:53 +00:00

119 lines
3.6 KiB
Text

# Configure fragment invoked in the post-target section for subdirs
# wanting multilib support.
# The intent is to keep as much of this in one place as possible (and out
# of each subdirectory, eg: newlib, libio, etc.) until the right way to do
# this (ha ha) is decided upon.
# Only do this if --enable-multilib.
if [ "${enable_multilib}" = yes ]; then
if [ -z "${with_multisubdir}" ]; then
multisubdir=
else
multisubdir="/${with_multisubdir}"
# FIXME: following line needs testing in multilevel dir (eg: m68k).
dotdot=`echo ${multisubdir} | sed -e 's:/[^/]*:../:g'`
sed -e "s:^TOP[ ]*=[ ]*\([./]*\)[ ]*$:TOP = ${dotdot}\1:" \
-e "s:^MULTITOP[ ]*=[ ]*\([./]*\)[ ]*$:MULTITOP = ${dotdot}\1:" \
${Makefile} > Makefile.tem
rm -f ${Makefile}
mv Makefile.tem ${Makefile}
fi
# MULTIDIRS is non-empty for the cpu top level Makefile (eg: newlib/Makefile)
# and lists the subdirectories to recurse into. MULTISUBDIR is non-empty in
# each cpu subdirectory's Makefile (eg: newlib/h8300h/Makefile) and is the
# installed subdirectory name with a trailing '/'.
# XXX_MULTI is a set of helpers for all, install, etc.
# Makefile.in is free to override them since these are prepended to the top.
cat > Multi.tem <<EOF
MULTIDIRS = ${multidirs}
MULTISUBDIR = ${multisubdir}
EOF
cat Multi.tem ${Makefile} > Makefile.tem
rm -f Multi.tem ${Makefile}
mv Makefile.tem ${Makefile}
# Add default definitions for all, install, clean, etc.
# if the Makefile uses them.
#
# ??? The variables will be undefined when they're not used
# (eg: native libiberty) and things will work just fine, but some may argue
# that's not clean. We can always revisit this as necessary (probably by
# defining all the relevant vars as empty and then instead of prepending
# corrected values we can modify them in place).
if grep ALL_MULTI ${Makefile} >/dev/null 2>/dev/null
then
cat > Multi.tem <<EOF
ALL_MULTI = all-multi
INSTALL_MULTI = install-multi
MOSTLYCLEAN_MULTI = mostlyclean-multi
CLEAN_MULTI = clean-multi
DISTCLEAN_MULTI = distclean-multi
EOF
cat Multi.tem ${Makefile} > Makefile.tem
rm -f Multi.tem ${Makefile}
mv Makefile.tem ${Makefile}
cat > Multi.tem <<\EOF
# FIXME: We use --print-multi-lib but the others don't. Standardize.
all-multi:
if [ -z "$(MULTIDIRS)" ]; then \
true; \
else \
rootpre=`pwd`/; export rootpre; \
srcrootpre=`cd $(srcdir); pwd`/; export srcrootpre; \
compiler="$(CC)"; \
for i in `$${compiler} --print-multi-lib 2>/dev/null`; do \
dir=`echo $$i | sed -e 's/;.*$$//'`; \
if [ "$${dir}" = "." ]; then \
true; \
else \
if [ -d $${dir} ]; then \
flags=`echo $$i | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`; \
if (cd $${dir}; $(MAKE) $(FLAGS_TO_PASS) \
CFLAGS="$(CFLAGS) $${flags}" \
CXXFLAGS="$(CXXFLAGS) $${flags}" \
LIBCFLAGS="$(LIBCFLAGS) $${flags}" \
LIBCXXFLAGS="$(LIBCXXFLAGS) $${flags}" \
all); then \
true; \
else \
exit 1; \
fi; \
else true; \
fi; \
fi; \
done; \
fi
install-multi mostlyclean-multi clean-multi distclean-multi realclean-multi:
if [ -n "$(MULTIDIRS)" ]; then \
rootpre=`pwd`/; export rootpre; \
srcrootpre=`cd $(srcdir); pwd`/; export srcrootpre; \
$(MAKE) DO=`echo $@ | sed -e 's/-multi$$//'` DODIRS="$(MULTIDIRS)" $(FLAGS_TO_PASS) multi_subdir_do; \
else true; fi
multi_subdir_do:
for i in $(DODIRS); do \
if [ -f ./$$i/Makefile ] ; then \
if (cd ./$$i; $(MAKE) $(FLAGS_TO_PASS) $(DO)) ; \
then true ; \
else exit 1 ; \
fi ; \
else true; \
fi ; \
done
EOF
cat ${Makefile} Multi.tem > Makefile.tem
rm -f ${Makefile} Multi.tem
mv Makefile.tem ${Makefile}
fi
fi # "${enable_multilib}" = yes