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# Makefile for building a fake gcc/binutils toolchain
# that simply spoofs the location of the C library
#
# Copyright (C) 2000,2001 Erik Andersen <andersen@uclibc.org>
#
TOPDIR = ../../
include $(TOPDIR)Rules.mak
UCLIBC_DIR = $(shell (cd ../.. ; /bin/pwd))
GCC_BIN = $(shell which $(CC))
LD_BIN = $(shell which $(LD))
GCCINCDIR:= ${shell $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp"}
all: gcc-uClibc ld-uClibc
gcc-uClibc.h: Makefile $(TOPDIR)/.config
@echo "/* this file was autogenerated by make */" > gcc-uClibc.h
@echo "#define UCLIBC_TARGET_PREFIX " \"$(TARGET_PREFIX)\" >> gcc-uClibc.h
@echo "#define UCLIBC_DEVEL_PREFIX " \"$(DEVEL_PREFIX)\" >> gcc-uClibc.h
@echo "#define UCLIBC_BUILD_DIR " \"$(UCLIBC_DIR)\" >> gcc-uClibc.h
@echo "#define GCC_BIN " \"$(GCC_BIN)\" >> gcc-uClibc.h
@echo "#define LIBGCC_DIR " \"$(LIBGCC_DIR)\" >> gcc-uClibc.h
@echo "#define TARGET_ARCH " \"$(TARGET_ARCH)\" >> gcc-uClibc.h
@echo "#define DYNAMIC_LINKER " \"$(DYNAMIC_LINKER)\" >> gcc-uClibc.h
@echo "#define BUILD_DYNAMIC_LINKER " \"$(UCLIBC_DIR)/lib/$(UCLIBC_LDSO)\" >> gcc-uClibc.h
ifeq ($(strip $(UCLIBC_HAS_MMU)),y)
@echo "#define __UCLIBC_HAS_MMU__ 1" >> gcc-uClibc.h
else
@echo "#undef __UCLIBC_HAS_MMU__" >> gcc-uClibc.h
endif
ifeq ($(strip $(HAS_ELF)),y)
@echo "#define __HAS_ELF__ 1" >> gcc-uClibc.h
else
@echo "#undef __HAS_ELF__" >> gcc-uClibc.h
endif
gcc-uClibc: gcc-uClibc.h gcc-uClibc.c
gcc -Wall -O2 -Wl,-s gcc-uClibc.c -o $(TARGET_ARCH)-uclibc-gcc
ld-uClibc:
@echo "#!/bin/sh" > $(TARGET_ARCH)-uclibc-ld
@echo "# This file was autogenerated by make" >> $(TARGET_ARCH)-uclibc-ld
@echo "$(LD_BIN) \$$@ -L$(DEVEL_PREFIX)/usr/lib -L$(DEVEL_PREFIX)/lib "\
"-L$(UCLIBC_DIR)" >> $(TARGET_ARCH)-uclibc-ld
chmod a+x $(TARGET_ARCH)-uclibc-ld
install: all
install -d $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin;
install -d $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin;
install -m 755 $(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin/
install -m 755 $(TARGET_ARCH)-uclibc-ld $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin/
ln -fs $(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-g++
ln -fs $(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-c++
ln -fs $(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-cc
ln -fs $(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin/c++
ln -fs $(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin/g++
ln -fs $(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin/gcc
ln -fs $(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin/cc
ln -fs $(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-ld $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin/ld
for app in addr2line ar as cpp gasp nm objcopy \
objdump ranlib size strings strip; do \
APPNAME=`which $(CROSS)$${app}`; \
if [ -x "$$APPNAME" ] ; then \
ln -fs "$$APPNAME" $(PREFIX)$(DEVEL_TOOL_PREFIX)/bin/$${app}; \
ln -fs "$$APPNAME" $(PREFIX)$(SYSTEM_DEVEL_PREFIX)/bin/$(TARGET_ARCH)-uclibc-$${app}; \
fi; \
done
clean:
rm -f gcc-uClibc.h *-uclibc-gcc *-uclibc-ld core
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