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#
# Copyright (C) 2005 Martin Decky
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# - The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
## Common compiler flags
#
LIBC_PREFIX = .
## Setup toolchain
#
include $(LIBC_PREFIX)/Makefile.toolchain
## Sources
#
GENERIC_SOURCES = \
generic/libc.c \
generic/io.c
ARCH_SOURCES = \
arch/$(ARCH)/src/entry.s \
arch/$(ARCH)/src/syscall.c
GENERIC_OBJECTS := $(addsuffix .o,$(basename $(GENERIC_SOURCES)))
ARCH_OBJECTS := $(addsuffix .o,$(basename $(ARCH_SOURCES)))
.PHONY: all clean depend
all: libc.a arch/$(ARCH)/_link.ld
-include Makefile.depend
clean:
-rm -f libc.a arch/$(ARCH)/_link.ld Makefile.depend
find generic/ arch/$(ARCH)/ -name '*.o' -follow -exec rm \{\} \;
depend:
$(CC) $(DEFS) $(CFLAGS) -M $(ARCH_SOURCES) $(GENERIC_SOURCES) > Makefile.depend
libc.a: depend $(ARCH_OBJECTS) $(GENERIC_OBJECTS)
$(AR) rc libc.a $(ARCH_OBJECTS) $(GENERIC_OBJECTS)
arch/$(ARCH)/_link.ld: arch/$(ARCH)/_link.ld.in
$(CC) $(DEFS) $(CFLAGS) -E -x c $< | grep -v "^\#" > $@
%.o: %.S
$(CC) $(DEFS) $(AFLAGS) $(CFLAGS) -D__ASM__ -c $< -o $@
%.o: %.s
$(AS) $(AFLAGS) $< -o $@
%.o: %.c
$(CC) $(DEFS) $(CFLAGS) -c $< -o $@