# Hey Emacs, this is a -*- makefile -*-
#
# libFIRM Project
#
# $Id$
#

.PHONY: subdir_all

all : subdir_all

# partial linking of a subdir's $(OFILES) into one file
subdir.o: $(OFILES)
ifeq ($(strip $(OFILES)),)
	>$@
else
	rm -f $@
	$(LD) $(LDFLAGS)  -r -o $@ $^
endif

clean: subdir_clean local_clean
.PHONY: local_clean
local_clean:
	$(RM) $(OFILES) subdir.o core

realclean: subdir_realclean local_clean
	$(RM) $(GENFILES) .depend TAGS $(TARDIRNAME)

depend:	subdir_depend local_depend
.PHONY: local_depend
local_depend: $(CFILES) $(filter %.h,$(SOURCES) $(GENFILES))
ifeq ($(strip $(CFILES)),)
	>.depend
else
	$(CC) -M $(DEFS) $(CPPFLAGS) $(filter %.c,$^) >.depend || { $(RM) .depend; false; }
endif


# generate an archive for distribution
distrib: dist
	$(MAKE) -C testprograms dist

dist:	subdir_dist local_dist $(TARDIRNAME)
#	@echo create archive with $(DISTFILES)
#	@echo tar -C $(top_srcdir) -uf libfirm.tar $(ARCHIVEDISTFILES)
	$(TAR) $(TARFLAGS) $(ARCHIVEDISTFILES)
.PHONY:	local_dist
local_dist:	$(DISTFILES)

$(TARDIRNAME):
	$(LN_S) $(top_srcdir) $@

# dont know about this
# Recurse into $(subdirs) for $(targets)
$(addprefix subdir_,$(targets)): $(subdirs)
	+$(recurse)

Makefile: $(srcdir)/Makefile.in $(topdir)/config.status
	cd $(topdir) && \
	CONFIG_FILES=$(subdir)/$@ CONFIG_HEADERS= ./config.status >&2

# generate TAGS
tags:	subdir_tags local_tags
.PHONY: local_tags
local_tags:	$(TAGFILES)
	etags -C $^

# installation
install:	$(INCLUDEDIR) install_headers $(LIBDIR) install_libs

install_headers:	subdir_install_headers local_install_headers
local_install_headers:
ifneq ($(strip $(INSTALL_HEADERS)),)
	$(INSTALL)  -m u+rw,a+r $(addprefix $(srcdir)/,$(INSTALL_HEADERS)) $(INCLUDEDIR)
endif

install_libs:		subdir_install_libs local_install_libs
local_install_libs:
ifneq ($(strip $(INSTALL_LIBS)),)
	$(INSTALL)  -m u+rw,a+r $(addprefix $(topdir)/,$(INSTALL_LIBS)) $(LIBDIR)
endif


$(LIBDIR):
	mkdir -p $@

$(INCLUDEDIR):
	mkdir -p $@

# generated the directory where all the generated documentation is
$(AUTODOCDIR):
	mkdir -p $@

# print some help
.PHONY:	help
help:
	@echo "possible targets are:"
	@echo "[$(targets)]"
	@echo "but not all of them should be used or make sense"

# include dependencies
-include .depend