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 TARGETS-$(CONFIG_CCACHE) += ccache
  14 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
  15   TARGETS-y+=binutils gcc uClibc
  16 endif
  17
  18 TARGETS_DOWNLOAD:=$(patsubst %,%-download,$(TARGETS-y))
  19 TARGETS_INSTALL:=$(patsubst %,%-install,$(TARGETS-y))
  20 TARGETS_CLEAN:=$(patsubst %,%-clean,$(TARGETS-y))
  21
  22 all: install
  23 download: $(TARGETS_DOWNLOAD)
  24 install: $(TARGETS_INSTALL)
  25 clean: $(TARGETS_CLEAN)
  26 $(TARGETS_INSTALL): $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)
  27
  28 ifeq ($(CONFIG_CCACHE),y)
  29   uClibc-prepare: ccache-install
  30 endif
  31 uClibc-prepare: kernel-headers-prepare
  32 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
  33   binutils-prepare: uClibc-prepare
  34   gcc-prepare: binutils-install
  35   uClibc-compile: gcc-compile
  36 endif
  37 gcc-install: uClibc-install
  38
  39 TOOLCHAIN_STAMP_DIR:=$(STAGING_DIR)/stampfiles
  40
  41 $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME):
  42         @mkdir -p $@
  43         @ln -sf ../lib $@/lib
  44
  45 $(TOOLCHAIN_STAMP_DIR):
  46         mkdir -p $@
  47
  48 $(TOOLCHAIN_BUILD_DIR):
  49         @mkdir -p $@
  50
  51 %-download: FORCE
  52         $(MAKE) -C $(patsubst %-download,%,$@) download
  53
  54 %-prepare: $(TOOLCHAIN_STAMP_DIR) $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME) $(TOOLCHAIN_BUILD_DIR) FORCE
  55         @[ -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@ ] || { \
  56                 $(MAKE) -C $(patsubst %-prepare,%,$@) prepare; \
  57         }
  58         @touch $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@
  59
  60 %-compile: %-prepare
  61         @[ -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@ ] || { \
  62                 $(MAKE) -C $(patsubst %-compile,%,$@) compile; \
  63         }
  64         @touch $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@
  65
  66 %-install: %-compile
  67         @[ -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@ ] || { \
  68                 $(MAKE) -C $(patsubst %-install,%,$@) install; \
  69         }
  70         @touch $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@
  71
  72 %-clean: FORCE
  73         @$(MAKE) -C $(patsubst %-clean,%,$@) clean
  74         @rm -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$(patsubst %-clean,%,$@)-*
  75