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 $(TOPDIR)/rules.mk
  10
  11 TARGETS-y:=kernel-headers libnotimpl
  12 TARGETS-$(CONFIG_GDB) += gdb
  13 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
  14   TARGETS-y+=binutils gcc uClibc
  15 endif
  16
  17 TARGETS_DOWNLOAD:=$(patsubst %,%-download,$(TARGETS-y))
  18 TARGETS_INSTALL:=$(patsubst %,%-install,$(TARGETS-y))
  19 TARGETS_CLEAN:=$(patsubst %,%-clean,$(TARGETS-y))
  20
  21 all: install
  22 download: $(TARGETS_DOWNLOAD)
  23 install: $(TARGETS_INSTALL)
  24 clean: $(TARGETS_CLEAN)
  25
  26 uClibc-prepare: kernel-headers-prepare
  27 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
  28   binutils-prepare: uClibc-prepare
  29   gcc-prepare: binutils-install
  30   uClibc-compile: gcc-compile
  31   libnotimpl-compile: gcc-install
  32 endif
  33 gcc-install: uClibc-install
  34
  35 TOOLCHAIN_STAMP_DIR:=$(STAGING_DIR)/stampfiles
  36
  37 $(TOOLCHAIN_STAMP_DIR):
  38         mkdir -p $@
  39
  40 $(STAGING_DIR):
  41         @mkdir -p $@/lib
  42         @mkdir -p $@/include
  43         @mkdir -p $@/$(REAL_GNU_TARGET_NAME)
  44         @ln -sf ../lib $@/$(REAL_GNU_TARGET_NAME)/lib
  45
  46 $(TOOLCHAIN_BUILD_DIR):
  47         @mkdir -p $@
  48
  49 %-download: FORCE
  50         $(MAKE) -C $(patsubst %-download,%,$@) download
  51
  52 %-prepare: $(TOOLCHAIN_STAMP_DIR) $(STAGING_DIR) $(TOOLCHAIN_BUILD_DIR) FORCE
  53         @[ -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@ ] || { \
  54                 $(MAKE) -C $(patsubst %-prepare,%,$@) prepare; \
  55         }
  56         @touch $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@
  57
  58 %-compile: %-prepare
  59         @[ -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@ ] || { \
  60                 $(MAKE) -C $(patsubst %-compile,%,$@) compile; \
  61         }
  62         @touch $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@
  63
  64 %-install: %-compile
  65         @[ -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@ ] || { \
  66                 $(MAKE) -C $(patsubst %-install,%,$@) install; \
  67         }
  68         @touch $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@
  69
  70 %-clean: FORCE
  71         @$(MAKE) -C $(patsubst %-clean,%,$@) clean
  72         @rm -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$(patsubst %-clean,%,$@)-*
  73