[deliverable/binutils-gdb.git] / cfg-ml-pos.in

# 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}"
  # The '[^/][^/]*' appears that way to work around a SunOS sed bug.
  dotdot=`echo ${with_multisubdir} | sed -e 's:[^/][^/]*:..:g'`
  # TOP is used by newlib and should not be used elsewhere for this purpose.
  # MULTITOP is the proper one to use.
  # FIXME: newlib needs to be updated to use MULTITOP so we can delete TOP.
  # Newlib may wish to continue to use TOP for its own purposes of course.
  sed -e "s:^TOP[ 	]*=[ 	]*\([./]*\)[ 	]*$:TOP = ${dotdot}/\1:" \
      -e "s:^MULTITOP[ 	]*=.*$:MULTITOP = ${dotdot}:" \
	${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 leading '/'.
# MULTIDO is used for targets like all, install, and check where
# $(FLAGS_TO_PASS) augmented with the subdir's compiler option is needed.
# MULTICLEAN is used for the *clean targets.
#
# ??? It is possible to merge MULTIDO and MULTICLEAN into one.  They are
# currently kept separate because we don't want the *clean targets to require
# the existence of the compiler (which MULTIDO currently requires) and
# therefore we'd have to record the directory options as well as names
# (currently we just record the names and use --print-multi-lib to get the
# options).

sed -e "s:^MULTIDIRS[ 	]*=.*$:MULTIDIRS = ${multidirs}:" \
    -e "s:^MULTISUBDIR[ 	]*=.*$:MULTISUBDIR = ${multisubdir}:" \
    -e 's:^MULTIDO[ 	]*=.*$:MULTIDO = $(MAKE):' \
    -e 's:^MULTICLEAN[ 	]*=.*$:MULTICLEAN = $(MAKE):' \
	${Makefile} > Makefile.tem
rm -f ${Makefile}
mv Makefile.tem ${Makefile}

# ??? May wish to add a check to avoid appending this to Makefiles that
# don't need it.  It's not necessary, but is cleaner.

cat > Multi.tem <<\EOF

# FIXME: There should be an @-sign in front of the `if'.
# Leave out until this is tested a bit more.
multi-do:
	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}" \
				$(DO)); then \
		  true; \
		else \
		  exit 1; \
		fi; \
	      else true; \
	      fi; \
	    fi; \
	  done; \
	fi

# FIXME: There should be an @-sign in front of the `if'.
# Leave out until this is tested a bit more.
multi-clean:
	if [ -z "$(MULTIDIRS)" ]; then \
	  true; \
	else \
	  for dir in Makefile $(MULTIDIRS); do \
	    if [ -f ./$$dir/Makefile ]; then \
	      if (cd ./$$dir; $(MAKE) $(FLAGS_TO_PASS) $(DO)); \
	      then true; \
	      else exit 1; \
	      fi; \
	    else true; \
	    fi; \
	  done; \
	fi
EOF

cat ${Makefile} Multi.tem > Makefile.tem
rm -f ${Makefile} Multi.tem
mv Makefile.tem ${Makefile}

fi # "${enable_multilib}" = yes
Commit	Line	Data
9eb59e0b DE	1	# Configure fragment invoked in the post-target section for subdirs
	2	# wanting multilib support.
	3	# The intent is to keep as much of this in one place as possible (and out
	4	# of each subdirectory, eg: newlib, libio, etc.) until the right way to do
	5	# this (ha ha) is decided upon.
	6
	7	# Only do this if --enable-multilib.
	8
	9	if [ "${enable_multilib}" = yes ]; then
	10
	11	if [ -z "${with_multisubdir}" ]; then
	12	multisubdir=
	13	else
	14	multisubdir="/${with_multisubdir}"
c32dc390	15	# The '[^/][^/]*' appears that way to work around a SunOS sed bug.
e9a9d059	16	dotdot=`echo ${with_multisubdir} \| sed -e 's:[^/][^/]*:..:g'`
549b77a9	17	# TOP is used by newlib and should not be used elsewhere for this purpose.
649d8fdf DE	18	# MULTITOP is the proper one to use.
	19	# FIXME: newlib needs to be updated to use MULTITOP so we can delete TOP.
	20	# Newlib may wish to continue to use TOP for its own purposes of course.
	21	sed -e "s:^TOP[ ]=[ ]\([./]\)[ ]$:TOP = ${dotdot}/\1:" \
	22	-e "s:^MULTITOP[ ]=.$:MULTITOP = ${dotdot}:" \
9eb59e0b DE	23	${Makefile} > Makefile.tem
	24	rm -f ${Makefile}
	25	mv Makefile.tem ${Makefile}
	26	fi
	27
	28	# MULTIDIRS is non-empty for the cpu top level Makefile (eg: newlib/Makefile)
549b77a9 DE	29	# and lists the subdirectories to recurse into.
	30	# MULTISUBDIR is non-empty in each cpu subdirectory's Makefile
	31	# (eg: newlib/h8300h/Makefile) and is the installed subdirectory name with
649d8fdf	32	# a leading '/'.
549b77a9 DE	33	# MULTIDO is used for targets like all, install, and check where
	34	# $(FLAGS_TO_PASS) augmented with the subdir's compiler option is needed.
	35	# MULTICLEAN is used for the *clean targets.
55b07f57	36	#
549b77a9 DE	37	# ??? It is possible to merge MULTIDO and MULTICLEAN into one. They are
	38	# currently kept separate because we don't want the *clean targets to require
	39	# the existence of the compiler (which MULTIDO currently requires) and
	40	# therefore we'd have to record the directory options as well as names
	41	# (currently we just record the names and use --print-multi-lib to get the
	42	# options).
9eb59e0b	43
549b77a9 DE	44	sed -e "s:^MULTIDIRS[ ]=.$:MULTIDIRS = ${multidirs}:" \
	45	-e "s:^MULTISUBDIR[ ]=.$:MULTISUBDIR = ${multisubdir}:" \
	46	-e 's:^MULTIDO[ ]=.$:MULTIDO = $(MAKE):' \
	47	-e 's:^MULTICLEAN[ ]=.$:MULTICLEAN = $(MAKE):' \
	48	${Makefile} > Makefile.tem
	49	rm -f ${Makefile}
	50	mv Makefile.tem ${Makefile}
9eb59e0b	51
eae0538f DE	52	# ??? May wish to add a check to avoid appending this to Makefiles that
	53	# don't need it. It's not necessary, but is cleaner.
	54
549b77a9	55	cat > Multi.tem <<\EOF
9eb59e0b	56
dfed6a85 DE	57	# FIXME: There should be an @-sign in front of the `if'.
dfed6a85 DE	58	# Leave out until this is tested a bit more.
549b77a9	59	multi-do:
9eb59e0b DE	60	if [ -z "$(MULTIDIRS)" ]; then \
	61	true; \
	62	else \
	63	rootpre=`pwd`/; export rootpre; \
	64	srcrootpre=`cd $(srcdir); pwd`/; export srcrootpre; \
	65	compiler="$(CC)"; \
	66	for i in `$${compiler} --print-multi-lib 2>/dev/null`; do \
	67	dir=`echo $$i \| sed -e 's/;.*$$//'`; \
	68	if [ "$${dir}" = "." ]; then \
	69	true; \
	70	else \
	71	if [ -d $${dir} ]; then \
	72	flags=`echo $$i \| sed -e 's/^[^;]*;//' -e 's/@/ -/g'`; \
	73	if (cd $${dir}; $(MAKE) $(FLAGS_TO_PASS) \
	74	CFLAGS="$(CFLAGS) $${flags}" \
	75	CXXFLAGS="$(CXXFLAGS) $${flags}" \
	76	LIBCFLAGS="$(LIBCFLAGS) $${flags}" \
	77	LIBCXXFLAGS="$(LIBCXXFLAGS) $${flags}" \
549b77a9	78	$(DO)); then \
9eb59e0b DE	79	true; \
	80	else \
	81	exit 1; \
	82	fi; \
	83	else true; \
	84	fi; \
	85	fi; \
	86	done; \
	87	fi
	88
dfed6a85 DE	89	# FIXME: There should be an @-sign in front of the `if'.
dfed6a85 DE	90	# Leave out until this is tested a bit more.
549b77a9 DE	91	multi-clean:
	92	if [ -z "$(MULTIDIRS)" ]; then \
	93	true; \
	94	else \
	95	for dir in Makefile $(MULTIDIRS); do \
	96	if [ -f ./$$dir/Makefile ]; then \
	97	if (cd ./$$dir; $(MAKE) $(FLAGS_TO_PASS) $(DO)); \
	98	then true; \
	99	else exit 1; \
	100	fi; \
	101	else true; \
	102	fi; \
	103	done; \
	104	fi
9eb59e0b DE	105	EOF
9eb59e0b DE	106
549b77a9 DE	107	cat ${Makefile} Multi.tem > Makefile.tem
	108	rm -f ${Makefile} Multi.tem
	109	mv Makefile.tem ${Makefile}
9eb59e0b DE	110
9eb59e0b DE	111	fi # "${enable_multilib}" = yes