[people/ms/u-boot.git] / rules.mk

#
# (C) Copyright 2006-2013
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# SPDX-License-Identifier:	GPL-2.0+
#
#########################################################################

_depend:	$(obj).depend

# Split the source files into two camps: those in the current directory, and
# those somewhere else. For the first camp we want to support CPPFLAGS_<fname>
# and for the second we don't / can't.
PWD_SRCS := $(filter $(notdir $(SRCS)),$(SRCS))
OTHER_SRCS := $(filter-out $(notdir $(SRCS)),$(SRCS))

# This is a list of dependency files to generate
DEPS := $(basename $(patsubst %,$(obj).depend.%,$(PWD_SRCS)))

# Join all the dependencies into a single file, in three parts
#	1 .Concatenate all the generated depend files together
#	2. Add in the deps from OTHER_SRCS which we couldn't process
#	3. Add in the HOSTSRCS
$(obj).depend:	$(src)Makefile $(TOPDIR)/config.mk $(DEPS) $(OTHER_SRCS) \
		$(HOSTSRCS)
	cat /dev/null $(DEPS) >$@
	@for f in $(OTHER_SRCS); do \
		g=`basename $$f | sed -e 's/\(.*\)\.[[:alnum:]_]/\1.o/'`; \
		$(CC) -M $(CPPFLAGS) -MQ $(obj)$$g $$f >> $@ ; \
	done
	@for f in $(HOSTSRCS); do \
		g=`basename $$f | sed -e 's/\(.*\)\.[[:alnum:]_]/\1.o/'`; \
		$(HOSTCC) -M $(HOSTCPPFLAGS) -MQ $(obj)$$g $$f >> $@ ; \
	done

MAKE_DEPEND = $(CC) -M $(CPPFLAGS) $(EXTRA_CPPFLAGS_DEP) \
		-MQ $(addsuffix .o,$(obj)$(basename $<)) $< >$@


$(obj).depend.%:	%.c
	$(MAKE_DEPEND)

$(obj).depend.%:	%.S
	$(MAKE_DEPEND)

$(HOSTOBJS): $(obj)%.o: %.c
	$(HOSTCC) $(HOSTCFLAGS) $(HOSTCFLAGS_$(@F)) $(HOSTCFLAGS_$(BCURDIR)) -o $@ $< -c
$(NOPEDOBJS): $(obj)%.o: %.c
	$(HOSTCC) $(HOSTCFLAGS_NOPED) $(HOSTCFLAGS_$(@F)) $(HOSTCFLAGS_$(BCURDIR)) -o $@ $< -c

#########################################################################
Commit	Line	Data
f9328639	1	#
eca3aeb3	2	# (C) Copyright 2006-2013
f9328639 MB	3	# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
f9328639 MB	4	#
eca3aeb3	5	# SPDX-License-Identifier: GPL-2.0+
f9328639	6	#
f9328639 MB	7	#########################################################################
	8
	9	_depend: $(obj).depend
	10
47508843 SG	11	# Split the source files into two camps: those in the current directory, and
	12	# those somewhere else. For the first camp we want to support CPPFLAGS_<fname>
	13	# and for the second we don't / can't.
	14	PWD_SRCS := $(filter $(notdir $(SRCS)),$(SRCS))
	15	OTHER_SRCS := $(filter-out $(notdir $(SRCS)),$(SRCS))
	16
	17	# This is a list of dependency files to generate
	18	DEPS := $(basename $(patsubst %,$(obj).depend.%,$(PWD_SRCS)))
	19
	20	# Join all the dependencies into a single file, in three parts
	21	# 1 .Concatenate all the generated depend files together
	22	# 2. Add in the deps from OTHER_SRCS which we couldn't process
	23	# 3. Add in the HOSTSRCS
eaeecde7 SG	24	$(obj).depend: $(src)Makefile $(TOPDIR)/config.mk $(DEPS) $(OTHER_SRCS) \
eaeecde7 SG	25	$(HOSTSRCS)
47508843 SG	26	cat /dev/null $(DEPS) >$@
	27	@for f in $(OTHER_SRCS); do \
	28	g=`basename $$f \| sed -e 's/\(.*\)\.[[:alnum:]_]/\1.o/'`; \
	29	$(CC) -M $(CPPFLAGS) -MQ $(obj)$$g $$f >> $@ ; \
	30	done
	31	@for f in $(HOSTSRCS); do \
	32	g=`basename $$f \| sed -e 's/\(.*\)\.[[:alnum:]_]/\1.o/'`; \
	33	$(HOSTCC) -M $(HOSTCPPFLAGS) -MQ $(obj)$$g $$f >> $@ ; \
	34	done
	35
	36	MAKE_DEPEND = $(CC) -M $(CPPFLAGS) $(EXTRA_CPPFLAGS_DEP) \
	37	-MQ $(addsuffix .o,$(obj)$(basename $<)) $< >$@
	38
	39
	40	$(obj).depend.%: %.c
	41	$(MAKE_DEPEND)
	42
	43	$(obj).depend.%: %.S
	44	$(MAKE_DEPEND)
d984fed0 SW	45
	46	$(HOSTOBJS): $(obj)%.o: %.c
	47	$(HOSTCC) $(HOSTCFLAGS) $(HOSTCFLAGS_$(@F)) $(HOSTCFLAGS_$(BCURDIR)) -o $@ $< -c
	48	$(NOPEDOBJS): $(obj)%.o: %.c
	49	$(HOSTCC) $(HOSTCFLAGS_NOPED) $(HOSTCFLAGS_$(@F)) $(HOSTCFLAGS_$(BCURDIR)) -o $@ $< -c
f9328639 MB	50
f9328639 MB	51	#########################################################################