toolchain/Makefile

   1 #
   2 # Copyright (C) 2006 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7 # Main makefile for the toolchain
   8 #
   9 include $(TOPDIR)/rules.mk
  10
  11 TARGETS-y:=kernel-headers
  12 TARGETS-$(CONFIG_GDB) += gdb
  13 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
  14   TARGETS-y+=binutils gcc uClibc
  15 endif
  16
  17 TARGETS_DOWNLOAD:=$(patsubst %,%-download,$(TARGETS-y))
  18 TARGETS_PREPARE:=$(patsubst %,%-prepare,$(TARGETS-y))
  19 TARGETS_COMPILE:=$(patsubst %,%-compile,$(TARGETS-y))
  20 TARGETS_INSTALL:=$(patsubst %,%-install,$(TARGETS-y))
  21 TARGETS_CLEAN:=$(patsubst %,%-clean,$(TARGETS-y))
  22 STAMP:=$(STAGING_DIR)/stampfiles/.toolchain_installed
  23
  24 all: install
  25 download: $(TARGETS_DOWNLOAD)
  26 compile: $(TARGETS_COMPILE)
  27 install: $(STAMP)
  28 clean: $(TARGETS_CLEAN)
  29
  30 ifneq ($(shell $(SCRIPT_DIR)/timestamp.pl -p . $(STAMP)),$(STAMP))
  31   $(STAMP): $(TARGETS_INSTALL)
  32 endif
  33
  34 uClibc-prepare: kernel-headers-prepare
  35 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
  36   binutils-prepare: uClibc-prepare
  37   gcc-prepare: binutils-install
  38   uClibc-compile: gcc-compile
  39 endif
  40 gcc-install: uClibc-install
  41
  42 $(STAMP):
  43         mkdir -p $(shell dirname $@)
  44         touch $@
  45
  46 $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME):
  47         @mkdir -p $@
  48         @ln -sf ../lib $@/lib
  49
  50 $(TOOLCHAIN_BUILD_DIR):
  51         @mkdir -p $@
  52
  53 %-prereq %-download %-clean: FORCE
  54         $(MAKE) -C $* $(patsubst $*-%,%,$@)
  55
  56 %-prepare: $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME) $(TOOLCHAIN_BUILD_DIR)
  57         $(MAKE) -C $* $(patsubst $*-%,%,$@)
  58
  59 %-compile: %-prepare FORCE
  60         $(MAKE) -C $* $(patsubst $*-%,%,$@)
  61
  62 %-install: %-compile FORCE
  63         $(MAKE) -C $* $(patsubst $*-%,%,$@)