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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.

#

include ../../../version

include ../../Makefile.config

## Setup toolchain

#

LIBC_PREFIX = ../../lib/libc

SOFTINT_PREFIX = ../../lib/softint

include $(LIBC_PREFIX)/Makefile.toolchain

include arch/$(ARCH)/Makefile.inc

CFLAGS += -I../../app/iloader/include -Iinclude -fPIC -O0 -ggdb

LFLAGS += -shared --no-undefined -Bsymbolic

LIBS = $(LIBC_PREFIX)/libc.pic.a $(SOFTINT_PREFIX)/libsoftint.pic.a

DEFS += -DRELEASE=\"$(RELEASE)\"

ifdef REVISION

	DEFS += "-DREVISION=\"$(REVISION)\""

endif

ifdef TIMESTAMP

	DEFS += "-DTIMESTAMP=\"$(TIMESTAMP)\""

endif

## Sources

#

OUTPUT = rtld.so

GENERIC_SOURCES = \

	rtld.c \

	elf_load.c \

	dynamic.c \

	symbol.c

GENERIC_OBJECTS := $(addsuffix .o,$(basename $(GENERIC_SOURCES)))

ARCH_OBJECTS := $(addsuffix .o,$(basename $(ARCH_SOURCES)))

.PHONY: all clean depend disasm sections inc

all: inc $(OUTPUT) disasm sections

inc:

	ln -sfn ../arch/$(ARCH)/include include/arch

-include Makefile.depend

clean:

	-rm -f $(OUTPUT) $(OUTPUT).map $(OUTPUT).disasm $(OUTPUT).sections Makefile.depend *.o arch/$(ARCH)/_link.ld include/arch

	find arch/$(ARCH)/ -name '*.o' -follow -exec rm \{\} \;

depend:

	$(CC) $(DEFS) $(CFLAGS) -M $(ARCH_SOURCES) $(GENERIC_SOURCES)> Makefile.depend

$(OUTPUT): $(ARCH_OBJECTS) $(GENERIC_OBJECTS) $(LIBS) arch/$(ARCH)/_link.ld

	$(LD) -T arch/$(ARCH)/_link.ld $(ARCH_OBJECTS) $(GENERIC_OBJECTS) $(LIBS) $(LFLAGS) -o $@ -Map $(OUTPUT).map

disasm:

	$(OBJDUMP) -d -S -s $(OUTPUT) >$(OUTPUT).disasm

sections:

	$(OBJDUMP) -h $(OUTPUT) >$(OUTPUT).sections

arch/$(ARCH)/_link.ld: arch/$(ARCH)/_link.ld.in

	$(CC) $(DEFS) $(CFLAGS) -DLIBC_PREFIX=$(LIBC_PREFIX) -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 $@