| 1 | #
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| 2 | # Copyright (C) 2005 Martin Decky
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| 3 | # All rights reserved.
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| 4 | #
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| 5 | # Redistribution and use in source and binary forms, with or without
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| 6 | # modification, are permitted provided that the following conditions
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| 7 | # are met:
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| 8 | #
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| 9 | # - Redistributions of source code must retain the above copyright
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| 10 | # notice, this list of conditions and the following disclaimer.
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| 11 | # - Redistributions in binary form must reproduce the above copyright
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| 12 | # notice, this list of conditions and the following disclaimer in the
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| 13 | # documentation and/or other materials provided with the distribution.
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| 14 | # - The name of the author may not be used to endorse or promote products
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| 15 | # derived from this software without specific prior written permission.
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| 16 | #
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| 17 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | #
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| 28 |
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| 29 | ## Common compiler flags
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| 30 | #
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| 31 |
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| 32 | LIBC_PREFIX = .
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| 33 |
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| 34 | ## Setup toolchain
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| 35 | #
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| 36 |
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| 37 | include $(LIBC_PREFIX)/Makefile.toolchain
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| 38 |
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| 39 | ## Sources
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| 40 | #
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| 41 |
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| 42 | GENERIC_SOURCES = \
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| 43 | generic/libc.c \
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| 44 | generic/io.c
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| 45 |
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| 46 | ARCH_SOURCES = \
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| 47 | arch/$(ARCH)/src/entry.s \
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| 48 | arch/$(ARCH)/src/syscall.c
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| 49 |
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| 50 | GENERIC_OBJECTS := $(addsuffix .o,$(basename $(GENERIC_SOURCES)))
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| 51 | ARCH_OBJECTS := $(addsuffix .o,$(basename $(ARCH_SOURCES)))
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| 52 |
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| 53 | .PHONY: all clean depend
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| 54 |
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| 55 | all: libc.a _link.ld
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| 56 |
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| 57 | -include Makefile.depend
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| 58 |
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| 59 | clean:
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| 60 | -rm -f libc.a _link.ld Makefile.depend
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| 61 | find generic/ arch/$(ARCH)/ -name '*.o' -follow -exec rm \{\} \;
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| 62 |
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| 63 | depend:
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| 64 | $(CC) $(DEFS) $(CFLAGS) -M $(ARCH_SOURCES) $(GENERIC_SOURCES) > Makefile.depend
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| 65 |
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| 66 | libc.a: depend $(ARCH_OBJECTS) $(GENERIC_OBJECTS)
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| 67 | $(AR) rc libc.a $(ARCH_OBJECTS) $(GENERIC_OBJECTS)
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| 68 |
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| 69 | _link.ld: _link.ld.in
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| 70 | $(CC) $(DEFS) $(CFLAGS) -E -x c $< | grep -v "^\#" > $@
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| 71 |
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| 72 | %.o: %.S
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| 73 | $(CC) $(DEFS) $(AFLAGS) $(CFLAGS) -D__ASM__ -c $< -o $@
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| 74 |
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| 75 | %.o: %.s
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| 76 | $(AS) $(AFLAGS) $< -o $@
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| 77 |
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| 78 | %.o: %.c
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| 79 | $(CC) $(DEFS) $(CFLAGS) -c $< -o $@
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