#ident "@(#)r-make.dep	1.5 02/10/11 "
###########################################################################
# Written 1996 by J. Schilling
###########################################################################
#
# Dependency building rules for make
#
###########################################################################
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; see the file COPYING.  If not, write to
# the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
###########################################################################
DEP_SUFFIX=	.dep
RMDEP=		$(RM) $(RM_FORCE) $@
DEP_FILE=	$(ARCHDIR)/$(TARGET).dep
PDEP_FILE=	$(ARCHDIR)/$(TARGET).dep
PALLDEP_FILE=	$(CFILES:%.c=$(ARCHDIR)/%.d) $(ARCHDIR)/$(TARGET).dep
DEP_DEP=	$(ARCHDIR)/Dnull
###########################################################################
depend: rmdep $(DEP_FILE)

rmdep:
	$(RM) $(RM_FORCE) $(PALLDEP_FILE)

###########################################################################
#
# Make the complete path to the architecture subdirectory.
#
###########################################################################
$(ARCHDIR):
		$(MKDIR) -p $@

###########################################################################
#
# Generate dependency file(s).
# This rules is checked when the dependency file(s) are included.
#
# Modify the the path for .o files to reflect that they are placed in
# $(ARCHDIR). Add the dependency file itself to each line so that
# the dependencies will be rebuilt if a source is newer that the
# appropriate dependency file.
#
###########################################################################
$(ARCHDIR)/%.dep: %.c
		$(MKDEP) $(CPPFLAGS) $(MKDEP_OUT) $< \
			| sed -e 's;^\(.*\)\.o[ 	]*:;$(ARCHDIR)/\1.o $(DEP_FILE):;' > $@

$(DEP_FILE):	$(DEP_DEP) $(CFILES)
		$(MKDEP) $(CPPFLAGS) $(MKDEP_OUT) $(CFILES) \
			| sed -e 's;^\(.*\)\.o[ 	]*:;$(ARCHDIR)/\1.o $(DEP_FILE):;' > $@

$(DEP_DEP):	$(ARCHDIR)
	@if [ ! -f $@ ]; then	\
		echo > $@;	\
	fi

###########################################################################
#
# Include the dependency file(s) generated from the rules above.
#
###########################################################################
include		$(DEP_FILE)