forked from Imagelibrary/rtems
f002ec359d
* automake/compile.am: Remove CLEANDIRS (Unused). Remove DEFS (Implicitly handled by automake).
118 lines
3.0 KiB
Plaintext
118 lines
3.0 KiB
Plaintext
##
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## $Id$
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##
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## -------------------------------------------------------------------------
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## NOTE: This file is rather immature and has to be considered to be
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## almost experimental.
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##
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## Expect frequent changes -- It deserves to be cleaned up :(
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## -------------------------------------------------------------------------
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if RTEMS_USE_GCC
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## All the stuff below is specific to gcc
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GCCSPECS = $(GCC_SPECS) $(RTEMS_BSP_SPECS)
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endif # RTEMS_USE_GCC
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LINK_LIBS = $(LD_LIBS)
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#
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# How to compile stuff into ${ARCH} subdirectory
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#
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COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
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$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
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CCLD = $(CC)
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LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
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$(AM_LDFLAGS) $(LDFLAGS) -o $@
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CXXCOMPILE = $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
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$(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS)
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CXXLD = $(CXX)
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CXXLINK = $(CXXLD) $(AM_CXXFLAGS) $(CXXFLAGS) \
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$(AM_LDFLAGS) $(LDFLAGS) -o $@
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CCASCOMPILE = $(CCAS) $(AM_CCASFLAGS) $(CCASFLAGS)
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${ARCH}/%.o: %.c $(ARCH)/$(dirstamp)
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${COMPILE} -o $@ -c $<
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${ARCH}/%.o: %.cc $(ARCH)/$(dirstamp)
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${CXXCOMPILE} -o $@ -c $<
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${ARCH}/%.o: %.S $(ARCH)/$(dirstamp)
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${CCASCOMPILE} -DASM -o $@ -c $<
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${ARCH}/$(dirstamp):
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@$(mkdir_p) $(ARCH)
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@: > $(ARCH)/$(dirstamp)
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# Dependency files for use by gmake
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# NOTE: we don't put them into $(ARCH)
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# so that 'make clean' doesn't blow it away
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DEPEND=Depends-${ARCH}
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# We deliberately don't have anything depend on the
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# $(DEPEND) file; otherwise it will get rebuilt even
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# on 'make clean'
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#
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if RTEMS_USE_GCC
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## HACK: Specific to gcc
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## FIXME: The approach below is known to be conceptionally broken.
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depend-gcc: $(C_FILES) $(CC_FILES) $(S_FILES)
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## Use gcc -M to generate dependencies
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## Replace foo.o with $(ARCH)/foo.o
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## Replace $(ARCH) value with string $(ARCH)
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## so that it will for debug cases
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$(COMPILE) -M $^ | \
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sed -e 's?^\(.*\)\.o[ ]*:?$$(ARCH)/\1.o:?' \
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-e 's?$(ARCH)/?$$(ARCH)/?' >$(DEPEND).tmp
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mv $(DEPEND).tmp $(DEPEND)
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# pull in dependencies if they exist
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ifeq (${DEPEND},$(wildcard ${DEPEND}))
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include ${DEPEND}
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@ENDIF@
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endif
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depend: depend-am
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# spell out all the LINK_FILE's, rather than using -lbsp, so
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# that $(LINK_FILES) can be a dependency
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LINK_OBJS = \
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$(OBJS) \
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$(MANAGERS_NOT_WANTED:%=$(PROJECT_LIB)/no-%.rel)
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LINK_FILES =\
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$(START_FILE) \
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$(OBJS) \
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$(MANAGERS_NOT_WANTED:%=$(PROJECT_LIB)/no-%.rel)
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## -------------------------------------------------------------------------
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## Setup the variant build subdirectory
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ARCH = o-optimize
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## -------------------------------------------------------------------------
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CC = @CC@ $(GCCSPECS)
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CXX = @CXX@ $(GCCSPECS)
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CPP = @CPP@ $(GCCSPECS)
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CCAS = @CCAS@ $(GCCSPECS)
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LD = @LD@
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OBJCOPY = @OBJCOPY@
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NM = @NM@
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SIZE = @SIZE@
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STRIP = @STRIP@
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##
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AM_CPPFLAGS = $(RTEMS_CPPFLAGS)
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AM_CFLAGS = $(RTEMS_CFLAGS)
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AM_CXXFLAGS = $(RTEMS_CXXFLAGS)
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AM_CCASFLAGS = $(CPU_CFLAGS) $(RTEMS_CPPFLAGS) $(RTEMS_CCASFLAGS)
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clean-local:
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$(RM) -r o-optimize
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$(RM) Depends-o-optimize.tmp
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