# Makefile for building a fake gcc/binutils toolchain # that simply spoofs the location of the C library # # Copyright (C) 2000-2002 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 $(HAVE_SHARED)),y) @echo "#define __UCLIBC_HAS_SHARED__ 1" >> gcc-uClibc.h else @echo "#undef __UCLIBC_HAS_SHARED__" >> gcc-uClibc.h endif ifeq ($(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 $(HAS_ELF)),y) @echo "#define __HAS_ELF__ 1" >> gcc-uClibc.h else @echo "#undef __HAS_ELF__" >> gcc-uClibc.h endif ifeq ($(strip $(UCLIBC_CTOR_DTOR)),y) @echo "#define __UCLIBC_CTOR_DTOR__ 1" >> gcc-uClibc.h ifeq ($(strip $(UCLIBC_PROFILING)),y) @echo "#define __UCLIBC_PROFILING__ 1" >> gcc-uClibc.h else @echo "#undef __UCLIBC_PROFILING__" >> gcc-uClibc.h endif else @echo "#undef __UCLIBC_CTOR_DTOR__" >> gcc-uClibc.h endif gcc-uClibc: gcc-uClibc.h gcc-uClibc.c $(HOSTCC) $(HOSTCFLAGS) -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-cc 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 ifeq ($(strip $(UCLIBC_CTOR_DTOR)),y) 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 $(SYSTEM_DEVEL_PREFIX)/bin/$(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++ endif 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