the default_subtargets template was a bad idea, since different makefiles require different types of dependencies for subtargets. nuke it...
[openwrt.org/openwrt.git] / toolchain / Makefile
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# 
# Copyright (C) 2006 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
# Main makefile for the toolchain
#
include $(TOPDIR)/rules.mk
 
TARGETS-y:=kernel-headers
TARGETS-$(CONFIG_GDB) += gdb
ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
  TARGETS-y+=binutils gcc uClibc
endif
 
TARGETS_DOWNLOAD:=$(patsubst %,%-download,$(TARGETS-y))
TARGETS_PREPARE:=$(patsubst %,%-prepare,$(TARGETS-y))
TARGETS_COMPILE:=$(patsubst %,%-compile,$(TARGETS-y))
TARGETS_INSTALL:=$(patsubst %,%-install,$(TARGETS-y))
TARGETS_CLEAN:=$(patsubst %,%-clean,$(TARGETS-y))
STAMP:=$(STAGING_DIR)/stampfiles/.toolchain_installed
 
all: install
download: $(TARGETS_DOWNLOAD)
compile: $(TARGETS_COMPILE)
install: $(STAMP) 
clean: $(TARGETS_CLEAN)
 
ifneq ($(shell $(SCRIPT_DIR)/timestamp.pl -p . $(STAMP)),$(STAMP))
  $(STAMP): $(TARGETS_INSTALL)
endif
 
uClibc-prepare: kernel-headers-prepare
ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
  binutils-prepare: uClibc-prepare
  gcc-prepare: binutils-install
  uClibc-compile: gcc-compile
endif
gcc-install: uClibc-install
 
$(STAMP):
        mkdir -p $(shell dirname $@)
        touch $@
 
$(STAGING_DIR)/$(REAL_GNU_TARGET_NAME):
        @mkdir -p $@
        @ln -sf ../lib $@/lib
 
$(TOOLCHAIN_BUILD_DIR):
        @mkdir -p $@
 
%-prereq %-download %-clean: FORCE
        $(MAKE) -C $* $(patsubst $*-%,%,$@)
 
%-prepare: $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME) $(TOOLCHAIN_BUILD_DIR)        
        $(MAKE) -C $* $(patsubst $*-%,%,$@)
 
%-compile: %-prepare FORCE
        $(MAKE) -C $* $(patsubst $*-%,%,$@)
        
%-install: %-compile FORCE
        $(MAKE) -C $* $(patsubst $*-%,%,$@)
 
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