rules.mk

   1 ifeq ($(DUMP),)
   2 include $(TOPDIR)/.config
   3 endif
   4
   5 SHELL=/bin/bash
   6 export SHELL
   7
   8 ifdef V
   9   ifeq ("$(origin V)", "command line")
  10     KBUILD_VERBOSE = $(V)
  11   endif
  12 endif
  13 ifndef KBUILD_VERBOSE
  14   KBUILD_VERBOSE = 0
  15 endif
  16
  17 ifneq ($(KBUILD_VERBOSE),0)
  18   quiet =
  19   Q =
  20 else
  21   quiet=quiet_
  22   Q = @
  23 endif
  24
  25
  26 CP=cp -fpR
  27 BUILD_MAKEFLAGS= V=$(V) $(EXTRA_MAKEFLAGS)
  28 MAKEFLAGS=$(BUILD_MAKEFLAGS)
  29 # Strip off the annoying quoting
  30 ARCH:=$(strip $(subst ",, $(CONFIG_ARCH)))
  31 WGET:=$(strip $(subst ",, $(CONFIG_WGET)))
  32 TARGET_OPTIMIZATION:=$(strip $(subst ",, $(CONFIG_TARGET_OPTIMIZATION)))
  33 #"))"))"))"))")) # for vim's broken syntax highlighting :)
  34
  35 ifeq ($(CONFIG_TAR_VERBOSITY),y)
  36 TAR_OPTIONS=-xvf
  37 else
  38 TAR_OPTIONS=-xf
  39 endif
  40
  41 ifneq ($(CONFIG_LARGEFILE),y)
  42 DISABLE_LARGEFILE= --disable-largefile
  43 endif
  44 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION) $(TARGET_DEBUGGING)
  45
  46 OPTIMIZE_FOR_CPU=$(ARCH)
  47 HOSTCC:=gcc
  48 BASE_DIR:=$(TOPDIR)
  49 INCLUDE_DIR:=$(TOPDIR)/include
  50 DL_DIR:=$(BASE_DIR)/dl
  51 BUILD_DIR:=$(BASE_DIR)/build_$(ARCH)
  52 STAGING_DIR:=$(BASE_DIR)/staging_dir_$(ARCH)
  53 SCRIPT_DIR:=$(BASE_DIR)/scripts
  54 BIN_DIR:=$(BASE_DIR)/bin
  55 STAMP_DIR:=$(BUILD_DIR)/stamp
  56 PACKAGE_DIR:=$(BIN_DIR)/packages
  57 STAMP_DIR:=$(BUILD_DIR)/stamp
  58 TARGET_DIR:=$(BUILD_DIR)/root
  59 TOOL_BUILD_DIR=$(BASE_DIR)/toolchain_build_$(ARCH)
  60 TARGET_PATH=$(STAGING_DIR)/usr/bin:$(STAGING_DIR)/bin:/bin:/sbin:/usr/bin:/usr/sbin
  61 IMAGE:=$(BUILD_DIR)/root_fs_$(ARCH)
  62 REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
  63 GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
  64 KERNEL_CROSS:=$(STAGING_DIR)/bin/$(OPTIMIZE_FOR_CPU)-linux-uclibc-
  65 TARGET_CROSS:=$(STAGING_DIR)/bin/$(OPTIMIZE_FOR_CPU)-linux-uclibc-
  66 TARGET_CC:=$(TARGET_CROSS)gcc
  67 STRIP:=$(STAGING_DIR)/bin/sstrip
  68 PATCH=$(SCRIPT_DIR)/patch-kernel.sh
  69 SED:=$(STAGING_DIR)/bin/sed -i -e
  70 LINUX_DIR:=$(BUILD_DIR)/linux
  71 LINUX_HEADERS_DIR:=$(TOOL_BUILD_DIR)/linux
  72
  73
  74 HOST_ARCH:=$(shell $(HOSTCC) -dumpmachine | sed -e s'/-.*//' \
  75         -e 's/sparc.*/sparc/' \
  76         -e 's/arm.*/arm/g' \
  77         -e 's/m68k.*/m68k/' \
  78         -e 's/ppc/powerpc/g' \
  79         -e 's/v850.*/v850/g' \
  80         -e 's/sh[234]/sh/' \
  81         -e 's/mips-.*/mips/' \
  82         -e 's/mipsel-.*/mipsel/' \
  83         -e 's/cris.*/cris/' \
  84         -e 's/i[3-9]86/i386/' \
  85         )
  86 GNU_HOST_NAME:=$(HOST_ARCH)-pc-linux-gnu
  87 TARGET_CONFIGURE_OPTS=PATH=$(TARGET_PATH) \
  88                 AR=$(TARGET_CROSS)ar \
  89                 AS=$(TARGET_CROSS)as \
  90                 LD=$(TARGET_CROSS)ld \
  91                 NM=$(TARGET_CROSS)nm \
  92                 CC=$(TARGET_CROSS)gcc \
  93                 GCC=$(TARGET_CROSS)gcc \
  94                 CXX=$(TARGET_CROSS)g++ \
  95                 RANLIB=$(TARGET_CROSS)ranlib \
  96                 STRIP=$(TARGET_CROSS)strip
  97
  98 ifeq ($(ENABLE_LOCALE),true)
  99 DISABLE_NLS:=
 100 else
 101 DISABLE_NLS:=--disable-nls
 102 endif
 103
 104 ifeq ($(CONFIG_ENABLE_MULTILIB),y)
 105 MULTILIB:=--enable-multilib
 106 endif
 107
 108 # invoke ipkg-build with some default options
 109 IPKG_BUILD := PATH="$(TARGET_PATH)" ipkg-build -c -o root -g root
 110 # where to build (and put) .ipk packages
 111 IPKG_TARGET_DIR := $(PACKAGE_DIR)
 112 IPKG:=IPKG_TMP=$(BUILD_DIR)/tmp IPKG_INSTROOT=$(TARGET_DIR) IPKG_CONF_DIR=$(STAGING_DIR)/etc IPKG_OFFLINE_ROOT=$(BUILD_DIR)/root $(SCRIPT_DIR)/ipkg -force-defaults -force-depends
 113 IPKG_STATE_DIR := $(TARGET_DIR)/usr/lib/ipkg
 114
 115 RSTRIP:=STRIP="$(STRIP)" STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" $(SCRIPT_DIR)/rstrip.sh
 116
 117 all:
 118 .PHONY: FORCE
 119 FORCE: