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,$(TARGETS-y))
  18 TARGETS_INSTALL:=$(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 $(TARGETS_INSTALL): $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)
  26
  27 uClibc-prepare: kernel-headers-prepare
  28 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
  29   binutils-prepare: uClibc-prepare
  30   gcc-prepare: binutils-install
  31   uClibc-compile: gcc-compile
  32 endif
  33 gcc-install: uClibc-install
  34
  35 TOOLCHAIN_STAMP_DIR:=$(STAGING_DIR)/stampfiles
  36
  37 $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME):
  38         @mkdir -p $@
  39         @ln -sf ../lib $@/lib
  40
  41 $(TOOLCHAIN_STAMP_DIR):
  42         mkdir -p $@
  43
  44 $(TOOLCHAIN_BUILD_DIR):
  45         @mkdir -p $@
  46
  47 %-download: FORCE
  48         $(MAKE) -C $(patsubst %-download,%,$@) download
  49
  50 %-prepare: $(TOOLCHAIN_STAMP_DIR) $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME) $(TOOLCHAIN_BUILD_DIR) FORCE
  51         @[ -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@ ] || { \
  52                 $(MAKE) -C $(patsubst %-prepare,%,$@) prepare; \
  53         }
  54         @touch $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@
  55
  56 %-compile: %-prepare
  57         @[ -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@ ] || { \
  58                 $(MAKE) -C $(patsubst %-compile,%,$@) compile; \
  59         }
  60         @touch $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@
  61
  62 %-install: %-compile
  63         @[ -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@ ] || { \
  64                 $(MAKE) -C $(patsubst %-install,%,$@) install; \
  65         }
  66         @touch $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@
  67
  68 %-clean: FORCE
  69         @$(MAKE) -C $(patsubst %-clean,%,$@) clean
  70         @rm -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$(patsubst %-clean,%,$@)-*
  71