openwrt/rules.mk

   1 include $(TOPDIR)/.config
   2 SHELL=/bin/bash
   3 export SHELL
   4
   5 MAKE1=make
   6 MAKEFLAGS=-j$(BR2_JLEVEL)
   7
   8 # Strip off the annoying quoting
   9 ARCH:=$(strip $(subst ",, $(BR2_ARCH)))
  10 #"
  11 WGET:=$(strip $(subst ",, $(BR2_WGET)))
  12 #"
  13
  14 GCC_VERSION:=$(strip $(subst ",, $(BR2_GCC_VERSION)))
  15 #"
  16 GCC_USE_SJLJ_EXCEPTIONS:=$(strip $(subst ",, $(BR2_GCC_USE_SJLJ_EXCEPTIONS)))
  17 #"
  18 TARGET_OPTIMIZATION:=$(strip $(subst ",, $(BR2_TARGET_OPTIMIZATION)))
  19 #""
  20
  21
  22 ifeq ($(BR2_SOFT_FLOAT),y)
  23 # gcc 3.4.x soft float configuration is different than previous versions.
  24 ifeq ($(findstring 3.4.,$(GCC_VERSION)),3.4.)
  25 SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
  26 else
  27 SOFT_FLOAT_CONFIG_OPTION:=--without-float
  28 endif
  29 TARGET_SOFT_FLOAT:=-msoft-float
  30 ARCH_FPU_SUFFIX:=_nofpu
  31 else
  32 SOFT_FLOAT_CONFIG_OPTION:=
  33 TARGET_SOFT_FLOAT:=
  34 ARCH_FPU_SUFFIX:=
  35 endif
  36
  37
  38 ifeq ($(BR2_TAR_VERBOSITY),y)
  39 TAR_OPTIONS=-xvf
  40 else
  41 TAR_OPTIONS=-xf
  42 endif
  43
  44 ifneq ($(BR2_LARGEFILE),y)
  45 DISABLE_LARGEFILE= --disable-largefile
  46 endif
  47 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION) $(TARGET_DEBUGGING)
  48
  49 OPTIMIZE_FOR_CPU=$(ARCH)
  50 HOSTCC:=gcc
  51 BASE_DIR:=$(TOPDIR)
  52 DL_DIR:=$(BASE_DIR)/dl
  53 BUILD_DIR:=$(BASE_DIR)/build_$(ARCH)$(ARCH_FPU_SUFFIX)
  54 SCRIPT_DIR:=$(BASE_DIR)/scripts
  55 BIN_DIR:=$(BASE_DIR)/bin
  56 STAMP_DIR:=$(BUILD_DIR)/stamp
  57 PACKAGE_DIR:=$(BIN_DIR)/packages
  58 STAMP_DIR:=$(BUILD_DIR)/stamp
  59 TOOL_BUILD_DIR=$(BASE_DIR)/toolchain_build_$(ARCH)$(ARCH_FPU_SUFFIX)
  60 # Strip off the annoying quoting
  61 STAGING_DIR:=$(strip $(subst ",, $(BR2_STAGING_DIR)))
  62 #"
  63 TARGET_PATH=$(STAGING_DIR)/usr/bin:$(STAGING_DIR)/bin:/bin:/sbin:/usr/bin:/usr/sbin
  64 IMAGE:=$(BUILD_DIR)/root_fs_$(ARCH)$(ARCH_FPU_SUFFIX)
  65 REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
  66 GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
  67 KERNEL_CROSS:=$(STAGING_DIR)/bin/$(OPTIMIZE_FOR_CPU)-linux-uclibc-
  68 TARGET_CROSS:=$(STAGING_DIR)/bin/$(OPTIMIZE_FOR_CPU)-linux-uclibc-
  69 TARGET_CC:=$(TARGET_CROSS)gcc
  70 #STRIP:=$(TARGET_CROSS)strip --remove-section=.comment --remove-section=.note
  71 STRIP:=$(STAGING_DIR)/bin/sstrip
  72 PATCH=$(SCRIPT_DIR)/patch-kernel.sh
  73 SED:=$(STAGING_DIR)/bin/sed -i -e
  74 LINUX_DIR:=$(BUILD_DIR)/linux
  75 LINUX_HEADERS_DIR:=$(TOOL_BUILD_DIR)/linux
  76
  77
  78 HOST_ARCH:=$(shell $(HOSTCC) -dumpmachine | sed -e s'/-.*//' \
  79         -e 's/sparc.*/sparc/' \
  80         -e 's/arm.*/arm/g' \
  81         -e 's/m68k.*/m68k/' \
  82         -e 's/ppc/powerpc/g' \
  83         -e 's/v850.*/v850/g' \
  84         -e 's/sh[234]/sh/' \
  85         -e 's/mips-.*/mips/' \
  86         -e 's/mipsel-.*/mipsel/' \
  87         -e 's/cris.*/cris/' \
  88         -e 's/i[3-9]86/i386/' \
  89         )
  90 GNU_HOST_NAME:=$(HOST_ARCH)-pc-linux-gnu
  91 TARGET_CONFIGURE_OPTS=PATH=$(TARGET_PATH) \
  92                 AR=$(TARGET_CROSS)ar \
  93                 AS=$(TARGET_CROSS)as \
  94                 LD=$(TARGET_CROSS)ld \
  95                 NM=$(TARGET_CROSS)nm \
  96                 CC=$(TARGET_CROSS)gcc \
  97                 GCC=$(TARGET_CROSS)gcc \
  98                 CXX=$(TARGET_CROSS)g++ \
  99                 RANLIB=$(TARGET_CROSS)ranlib
 100
 101 ifeq ($(ENABLE_LOCALE),true)
 102 DISABLE_NLS:=
 103 else
 104 DISABLE_NLS:=--disable-nls
 105 endif
 106
 107 ifeq ($(BR2_ENABLE_MULTILIB),y)
 108 MULTILIB:=--enable-multilib
 109 endif
 110
 111 # invoke ipkg-build with some default options
 112 IPKG_BUILD := PATH="$(TARGET_PATH)" ipkg-build -c -o root -g root
 113
 114 # where to build (and put) .ipk packages
 115 IPKG_TARGET_DIR := $(PACKAGE_DIR)
 116
 117 RSTRIP:=STRIP="$(STRIP)" $(SCRIPT_DIR)/rstrip.sh
 118 RSTRIP_KMOD:=STRIP="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" $(SCRIPT_DIR)/rstrip.sh
 119