#
#  Copyright 2017 Broadcom
#  
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License, version 2, as
#  published by the Free Software Foundation (the "GPL").
#  
#  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 version 2 (GPLv2) for more details.
#  
#  You should have received a copy of the GNU General Public License
#  version 2 (GPLv2) along with this source code.
#
# $Id: Make.depend,v 1.14 Broadcom SDK $
# $Copyright: (c) 2005 Broadcom Corp.
# All Rights Reserved.$
#
# Default rule to build dependencies.  This builds a x.d file for each
# x.c file that describes the dependencies.  We then conditionally include 
# the generated .d files.
#

#
# If making 'clean', do not include any .d files.  If they are included,
# gmake intrinsically tries to remake them all.
#
ifeq (,$(findstring clean,$(MAKECMDGOALS)))

ZFS      :=$(wildcard *.zf)
ZFC := $(ZFS:.zf=.c)

ifdef GENERATE_C_FILES
ifndef GEN_INCS
$(error "GEN_INCS was not defined")
endif

ZF_GEN   = ${SDK}/tools/zFrameCodeGen.pl

# 1=.zf
define ZFS_RULE
$(1:.zf=Console.c) : $(1:.zf=.c)
	@echo updated $$@ from $$?

$(1:.zf=.c) : $(1) $(ZF_GEN)
	@$(PERL) $(ZF_GEN) -s -z . -p . -g $1 -t c
	@echo generated ${LOCALDIR}/$$@ from $(1)
	@mv $$(*F).cx $$@
	@if [ -e $$(*F)Console.cx ] ; then \
	   mv $$(*F)Console.cx $$(*F)Console.c; \
	    echo Created $$(*F)Console.c ;\
	fi
	@if [ -e $$(*F)Console.hx ] ; then \
	   echo Created $(GEN_INCS)/$$(*F)Console.hx ;\
	   mv $$(*F)Console.hx $(GEN_INCS)/ ; \
	fi
	@mv $$(*F).hx $(GEN_INCS)/
endef

$(foreach zf,$(ZFS),$(eval $(call ZFS_RULE,$(zf))))

${BLDDIR}/%.P : ${BLDDIR}/.tree %.c

.PHONY: GENFILES
GENFILES: $(ZFC)

$(BOBJS) : $(ZFC)

else
#
# Attempt to build the depend files.  If it fails, the depend file is
# removed so that it is not included in later builds.
#
${BLDDIR}/%.P : %.c ${BLDDIR}/.tree
	@$(ECHO) Dependencies for ${LOCALDIR}/$<

${BLDDIR}/%.P : %.cc ${BLDDIR}/.tree
	@$(ECHO) Dependencies for ${LOCALDIR}/$<

endif

#
# If there are C or C++ files in this directory, include the 
# depend files for them.
#

ifeq ($(findstring _COMPILER,$(MAKECMDGOALS))$(findstring variable,$(MAKECMDGOALS)),)
ifneq ($(strip ${LSRCS}),)
ifneq (,$(findstring .o,$(MAKECMDGOALS)))
-include $(addprefix ${BLDDIR}/,$(MAKECMDGOALS:.o=.P)) $(addprefix ${BLDDIR}/,$(MAKECMDGOALS:.o=.sig))
else
-include $(addprefix ${BLDDIR}/,$(addsuffix .P,$(basename $(LSRCS)))) $(addprefix ${BLDDIR}/,$(addsuffix .sig,$(basename $(LSRCS))))
endif
endif
endif

endif	# !CLEANING

clean_d::
ifdef QUIET
	@$(ECHO) Cleaning dependencies for ${LOCALDIR}
endif
ifdef GENERATE_C_FILES
	$Q$(RM) $(ZFC:%=$(SDK)/$(LOCALDIR)/%) $(ZFC:%.c=$(SDK)/$(LOCALDIR)/%Console.c)
endif

clean:: clean_d