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git.ipfire.org Git - people/ms/u-boot.git/blob - rules.mk
3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 # See file CREDITS for list of people who contributed to this
8 # This program is free software; you can redistribute it and/or
9 # modify it under the terms of the GNU General Public License as
10 # published by the Free Software Foundation; either version 2 of
11 # the License, or (at your option) any later version.
13 # This program is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program; if not, write to the Free Software
20 # Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 #########################################################################
26 _depend
: $(obj
).depend
28 # Split the source files into two camps: those in the current directory, and
29 # those somewhere else. For the first camp we want to support CPPFLAGS_<fname>
30 # and for the second we don't / can't.
31 PWD_SRCS
:= $(filter $(notdir $(SRCS
)),$(SRCS
))
32 OTHER_SRCS
:= $(filter-out $(notdir $(SRCS
)),$(SRCS
))
34 # This is a list of dependency files to generate
35 DEPS
:= $(basename $(patsubst %,$(obj
).depend.
%,$(PWD_SRCS
)))
37 # Join all the dependencies into a single file, in three parts
38 # 1 .Concatenate all the generated depend files together
39 # 2. Add in the deps from OTHER_SRCS which we couldn't process
40 # 3. Add in the HOSTSRCS
41 $(obj
).depend
: $(src
)Makefile
$(TOPDIR
)/config.mk
$(DEPS
) $(OTHER_SRCS
) \
43 cat
/dev
/null
$(DEPS
) >$@
44 @for f in
$(OTHER_SRCS
); do \
45 g
=`basename $$f | sed -e 's/\(.*\)\.[[:alnum:]_]/\1.o/'`; \
46 $(CC
) -M
$(CPPFLAGS
) -MQ
$(obj
)$$g $$f >> $@
; \
48 @for f in
$(HOSTSRCS
); do \
49 g
=`basename $$f | sed -e 's/\(.*\)\.[[:alnum:]_]/\1.o/'`; \
50 $(HOSTCC
) -M
$(HOSTCPPFLAGS
) -MQ
$(obj
)$$g $$f >> $@
; \
53 MAKE_DEPEND
= $(CC
) -M
$(CPPFLAGS
) $(EXTRA_CPPFLAGS_DEP
) \
54 -MQ
$(addsuffix .o
,$(obj
)$(basename $<)) $< >$@
63 $(HOSTOBJS
): $(obj
)%.o
: %.c
64 $(HOSTCC
) $(HOSTCFLAGS
) $(HOSTCFLAGS_
$(@F
)) $(HOSTCFLAGS_
$(BCURDIR
)) -o
$@
$< -c
65 $(NOPEDOBJS
): $(obj
)%.o
: %.c
66 $(HOSTCC
) $(HOSTCFLAGS_NOPED
) $(HOSTCFLAGS_
$(@F
)) $(HOSTCFLAGS_
$(BCURDIR
)) -o
$@
$< -c
68 #########################################################################