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# 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 $(TOPDIR); /bin/pwd))
GCC_BIN := $(shell which $(CC))
LD_BIN := $(shell which $(LD))
GCCINCDIR := $(shell $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp")
ifeq ($(HAVE_SHARED),y)
LIBRARY_CACHE:=#-DUSE_CACHE
ifeq ($(BUILD_UCLIBC_LDSO),y)
LDSO:=$(TOPDIR)lib/$(UCLIBC_LDSO)
DYNAMIC_LINKER:=$(SHARED_LIB_LOADER_PREFIX)/$(UCLIBC_LDSO)
else
LDSO:=$(SYSTEM_LDSO)
DYNAMIC_LINKER:=/lib/$(strip $(subst ",, $(notdir $(SYSTEM_LDSO))))
endif
endif
all: $(TARGET_ARCH)-uclibc-gcc $(TARGET_ARCH)-uclibc-ld
gcc-uClibc.h: Makefile $(TOPDIR)/.config
@echo "/* this file was autogenerated by make */" > $@
@echo "#define UCLIBC_TARGET_PREFIX " \"$(TARGET_PREFIX)\" >> $@
@echo "#define UCLIBC_DEVEL_PREFIX " \"$(DEVEL_PREFIX)\" >> $@
@echo "#define UCLIBC_BUILD_DIR " \"$(UCLIBC_DIR)\" >> $@
@echo "#define GCC_BIN " \"$(GCC_BIN)\" >> $@
@echo "#define LIBGCC_DIR " \"$(LIBGCC_DIR)\" >> $@
@echo "#define TARGET_ARCH " \"$(TARGET_ARCH)\" >> $@
@echo "#define DYNAMIC_LINKER " \"$(DYNAMIC_LINKER)\" >> $@
@echo "#define BUILD_DYNAMIC_LINKER " \"$(UCLIBC_DIR)/lib/$(UCLIBC_LDSO)\" >> $@
ifeq ($(strip $(HAVE_SHARED)),y)
@echo "#define __UCLIBC_HAS_SHARED__ 1" >> $@
else
@echo "#undef __UCLIBC_HAS_SHARED__" >> $@
endif
ifeq ($(strip $(UCLIBC_HAS_MMU)),y)
@echo "#define __UCLIBC_HAS_MMU__ 1" >> $@
else
@echo "#undef __UCLIBC_HAS_MMU__" >> $@
endif
ifeq ($(strip $(HAS_ELF)),y)
@echo "#define __HAS_ELF__ 1" >> $@
else
@echo "#undef __HAS_ELF__" >> $@
endif
ifeq ($(strip $(UCLIBC_CTOR_DTOR)),y)
@echo "#define __UCLIBC_CTOR_DTOR__ 1" >> $@
ifeq ($(strip $(UCLIBC_PROFILING)),y)
@echo "#define __UCLIBC_PROFILING__ 1" >> $@
else
@echo "#undef __UCLIBC_PROFILING__" >> $@
endif
else
@echo "#undef __UCLIBC_CTOR_DTOR__" >> $@
endif
$(TARGET_ARCH)-uclibc-gcc: gcc-uClibc.c gcc-uClibc.h
$(HOSTCC) $(HOSTCFLAGS) -s $< -o $@
$(TARGET_ARCH)-uclibc-ld: Makefile $(TOPDIR)/.config
@echo "#!/bin/sh" > $@
@echo "# This file was autogenerated by make" >> $@
@echo "exec $(LD_BIN) \"\$$@\" -L$(DEVEL_PREFIX)usr/lib " \
"-L$(DEVEL_PREFIX)lib -L$(UCLIBC_DIR)" >> $@
chmod a+x $@
install: all
$(INSTALL) -d $(PREFIX)$(DEVEL_PREFIX)usr/bin
$(INSTALL) -d $(PREFIX)$(DEVEL_PREFIX)bin
$(INSTALL) -m 755 $(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(DEVEL_PREFIX)bin/
$(INSTALL) -m 755 $(TARGET_ARCH)-uclibc-ld $(PREFIX)$(DEVEL_PREFIX)bin/
$(LN) -fs $(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(DEVEL_PREFIX)bin/$(TARGET_ARCH)-uclibc-cc
$(LN) -fs $(DEVEL_PREFIX)bin/$(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(DEVEL_PREFIX)usr/bin/gcc
$(LN) -fs $(DEVEL_PREFIX)bin/$(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(DEVEL_PREFIX)usr/bin/cc
$(LN) -fs $(DEVEL_PREFIX)bin/$(TARGET_ARCH)-uclibc-ld $(PREFIX)$(DEVEL_PREFIX)usr/bin/ld
ifeq ($(strip $(UCLIBC_CTOR_DTOR)),y)
$(LN) -fs $(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(DEVEL_PREFIX)bin/$(TARGET_ARCH)-uclibc-g++
$(LN) -fs $(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(DEVEL_PREFIX)bin/$(TARGET_ARCH)-uclibc-c++
$(LN) -fs $(DEVEL_PREFIX)bin/$(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(DEVEL_PREFIX)usr/bin/c++
$(LN) -fs $(DEVEL_PREFIX)bin/$(TARGET_ARCH)-uclibc-gcc $(PREFIX)$(DEVEL_PREFIX)usr/bin/g++
endif
for app in addr2line ar as cpp gasp nm objcopy \
objdump ranlib size strings strip; do \
APPNAME=`which $(CROSS)$${app} 2>/dev/null`; \
if [ -x "$$APPNAME" ] ; then \
$(LN) -fs "$$APPNAME" $(PREFIX)$(DEVEL_PREFIX)usr/bin/$${app}; \
$(LN) -fs "$$APPNAME" $(PREFIX)$(DEVEL_PREFIX)bin/$(TARGET_ARCH)-uclibc-$${app}; \
fi; \
done
clean:
$(RM) gcc-uClibc.h *-uclibc-gcc *-uclibc-ld core
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