rules.mk

   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
   8 -include $(TOPDIR)/.config
   9 include $(TOPDIR)/include/verbose.mk
  10
  11 export SHELL=/bin/bash
  12
  13 ARCH:=$(strip $(subst ",, $(CONFIG_ARCH)))
  14 TARGET_OPTIMIZATION:=$(strip $(subst ",, $(CONFIG_TARGET_OPTIMIZATION)))
  15 WGET:=$(strip $(subst ",, $(CONFIG_WGET)))
  16 #"))"))")) # fix vim's broken syntax highlighting
  17
  18 OPTIMIZE_FOR_CPU:=$(ARCH)
  19
  20 # DIRECTORIES #
  21
  22 DL_DIR:=$(TOPDIR)/dl
  23 INCLUDE_DIR:=$(TOPDIR)/include
  24 SCRIPT_DIR:=$(TOPDIR)/scripts
  25 TOOL_BUILD_DIR:=$(TOPDIR)/toolchain_build_$(ARCH)
  26 STAGING_DIR:=$(TOPDIR)/staging_dir_$(ARCH)
  27 BIN_DIR:=$(TOPDIR)/bin
  28 PACKAGE_DIR:=$(BIN_DIR)/packages
  29 IPKG_TARGET_DIR:=$(PACKAGE_DIR)
  30 BUILD_DIR:=$(TOPDIR)/build_$(ARCH)
  31 STAMP_DIR:=$(BUILD_DIR)/stamp
  32 TARGET_DIR:=$(BUILD_DIR)/root
  33 IPKG_STATE_DIR:=$(TARGET_DIR)/usr/lib/ipkg
  34
  35 REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
  36 GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
  37 KERNEL_CROSS:=$(STAGING_DIR)/bin/$(OPTIMIZE_FOR_CPU)-linux-uclibc-
  38 TARGET_CROSS:=$(STAGING_DIR)/bin/$(OPTIMIZE_FOR_CPU)-linux-uclibc-
  39 IMAGE:=$(BUILD_DIR)/root_fs_$(ARCH)
  40
  41 TARGET_PATH:=$(STAGING_DIR)/usr/bin:$(STAGING_DIR)/bin:/bin:/sbin:/usr/bin:/usr/sbin
  42 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)
  43
  44 LINUX_DIR:=$(BUILD_DIR)/linux
  45 LINUX_HEADERS_DIR:=$(TOOL_BUILD_DIR)/linux
  46
  47 # APPLICATIONS #
  48 HOSTCC:=gcc
  49 TARGET_CC:=$(TARGET_CROSS)gcc
  50 STRIP:=$(STAGING_DIR)/bin/sstrip
  51 PATCH:=$(SCRIPT_DIR)/patch-kernel.sh
  52 SED:=$(STAGING_DIR)/bin/sed -i -e
  53 CP:=cp -fpR
  54
  55 HOST_ARCH:=$(shell $(HOSTCC) -dumpmachine | sed -e s'/-.*//' \
  56         -e 's/sparc.*/sparc/' \
  57         -e 's/arm.*/arm/' \
  58         -e 's/m68k.*/m68k/' \
  59         -e 's/ppc/powerpc/' \
  60         -e 's/v850.*/v850/' \
  61         -e 's/sh[234]/sh/' \
  62         -e 's/mips-.*/mips/' \
  63         -e 's/mipsel-.*/mipsel/' \
  64         -e 's/cris.*/cris/' \
  65         -e 's/i[3-9]86/i386/' \
  66         )
  67
  68 GNU_HOST_NAME:=$(HOST_ARCH)-pc-linux-gnu
  69
  70 TARGET_CONFIGURE_OPTS:= \
  71   PATH=$(TARGET_PATH) \
  72   AR=$(TARGET_CROSS)ar \
  73   AS=$(TARGET_CROSS)as \
  74   LD=$(TARGET_CROSS)ld \
  75   NM=$(TARGET_CROSS)nm \
  76   CC=$(TARGET_CROSS)gcc \
  77   GCC=$(TARGET_CROSS)gcc \
  78   CXX=$(TARGET_CROSS)g++ \
  79   RANLIB=$(TARGET_CROSS)ranlib \
  80   STRIP=$(TARGET_CROSS)strip
  81
  82 # strip an entire directory
  83 RSTRIP:= \
  84   STRIP="$(STRIP)" \
  85   STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
  86   $(SCRIPT_DIR)/rstrip.sh
  87
  88 # where to build (and put) .ipk packages
  89 IPKG:= \
  90   IPKG_TMP=$(BUILD_DIR)/tmp \
  91   IPKG_INSTROOT=$(TARGET_DIR) \
  92   IPKG_CONF_DIR=$(STAGING_DIR)/etc \
  93   IPKG_OFFLINE_ROOT=$(BUILD_DIR)/root \
  94   $(SCRIPT_DIR)/ipkg -force-defaults -force-depends
  95
  96 # invoke ipkg-build with some default options
  97 IPKG_BUILD:= \
  98   PATH="$(TARGET_PATH)" ipkg-build -c -o root -g root
  99
 100 ifeq ($(CONFIG_ENABLE_LOCALE),true)
 101   DISABLE_NLS:=
 102 else
 103   DISABLE_NLS:=--disable-nls
 104 endif
 105
 106 ifneq ($(CONFIG_LARGEFILE),y)
 107   DISABLE_LARGEFILE= --disable-largefile
 108 endif
 109
 110 ifeq ($(CONFIG_TAR_VERBOSITY),y)
 111   TAR_OPTIONS=-xvf
 112 else
 113   TAR_OPTIONS=-xf
 114 endif
 115
 116 all:
 117 FORCE: ;
 118 .PHONY: FORCE