openwrt/rules.mk

   1 include $(TOPDIR)/.config
   2 SHELL=/bin/bash
   3 export SHELL
   4
   5 CP=cp -fpR
   6 MAKE1=make
   7 MAKEFLAGS=-j$(BR2_JLEVEL)
   8
   9 # Strip off the annoying quoting
  10 ARCH:=$(strip $(subst ",, $(BR2_ARCH)))
  11 #"
  12 WGET:=$(strip $(subst ",, $(BR2_WGET)))
  13 #"
  14
  15 GCC_VERSION:=$(strip $(subst ",, $(BR2_GCC_VERSION)))
  16 #"
  17 GCC_USE_SJLJ_EXCEPTIONS:=$(strip $(subst ",, $(BR2_GCC_USE_SJLJ_EXCEPTIONS)))
  18 #"
  19 TARGET_OPTIMIZATION:=$(strip $(subst ",, $(BR2_TARGET_OPTIMIZATION)))
  20 #""
  21
  22
  23 ifeq ($(BR2_SOFT_FLOAT),y)
  24 # gcc 3.4.x soft float configuration is different than previous versions.
  25 ifeq ($(findstring 3.4.,$(GCC_VERSION)),3.4.)
  26 SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
  27 else
  28 SOFT_FLOAT_CONFIG_OPTION:=--without-float
  29 endif
  30 TARGET_SOFT_FLOAT:=-msoft-float
  31 ARCH_FPU_SUFFIX:=_nofpu
  32 else
  33 SOFT_FLOAT_CONFIG_OPTION:=
  34 TARGET_SOFT_FLOAT:=
  35 ARCH_FPU_SUFFIX:=
  36 endif
  37
  38
  39 ifeq ($(BR2_TAR_VERBOSITY),y)
  40 TAR_OPTIONS=-xvf
  41 else
  42 TAR_OPTIONS=-xf
  43 endif
  44
  45 ifneq ($(BR2_LARGEFILE),y)
  46 DISABLE_LARGEFILE= --disable-largefile
  47 endif
  48 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION) $(TARGET_DEBUGGING)
  49
  50 OPTIMIZE_FOR_CPU=$(ARCH)
  51 HOSTCC:=gcc
  52 BASE_DIR:=$(TOPDIR)
  53 DL_DIR:=$(BASE_DIR)/dl
  54 BUILD_DIR:=$(BASE_DIR)/build_$(ARCH)$(ARCH_FPU_SUFFIX)
  55 SCRIPT_DIR:=$(BASE_DIR)/scripts
  56 BIN_DIR:=$(BASE_DIR)/bin
  57 STAMP_DIR:=$(BUILD_DIR)/stamp
  58 PACKAGE_DIR:=$(BIN_DIR)/packages
  59 TARGET_DIR:=$(BUILD_DIR)/root
  60 STAMP_DIR:=$(BUILD_DIR)/stamp
  61 TOOL_BUILD_DIR=$(BASE_DIR)/toolchain_build_$(ARCH)$(ARCH_FPU_SUFFIX)
  62 # Strip off the annoying quoting
  63 STAGING_DIR:=$(strip $(subst ",, $(BR2_STAGING_DIR)))
  64 #"
  65 TARGET_PATH=$(STAGING_DIR)/usr/bin:$(STAGING_DIR)/bin:/bin:/sbin:/usr/bin:/usr/sbin
  66 IMAGE:=$(BUILD_DIR)/root_fs_$(ARCH)$(ARCH_FPU_SUFFIX)
  67 REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
  68 GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
  69 KERNEL_CROSS:=$(STAGING_DIR)/bin/$(OPTIMIZE_FOR_CPU)-linux-uclibc-
  70 TARGET_CROSS:=$(STAGING_DIR)/bin/$(OPTIMIZE_FOR_CPU)-linux-uclibc-
  71 TARGET_CC:=$(TARGET_CROSS)gcc
  72 #STRIP:=$(TARGET_CROSS)strip --remove-section=.comment --remove-section=.note
  73 STRIP:=$(STAGING_DIR)/bin/sstrip
  74 PATCH=$(SCRIPT_DIR)/patch-kernel.sh
  75 SED:=$(STAGING_DIR)/bin/sed -i -e
  76 LINUX_DIR:=$(BUILD_DIR)/linux
  77 LINUX_HEADERS_DIR:=$(TOOL_BUILD_DIR)/linux
  78
  79
  80 HOST_ARCH:=$(shell $(HOSTCC) -dumpmachine | sed -e s'/-.*//' \
  81         -e 's/sparc.*/sparc/' \
  82         -e 's/arm.*/arm/g' \
  83         -e 's/m68k.*/m68k/' \
  84         -e 's/ppc/powerpc/g' \
  85         -e 's/v850.*/v850/g' \
  86         -e 's/sh[234]/sh/' \
  87         -e 's/mips-.*/mips/' \
  88         -e 's/mipsel-.*/mipsel/' \
  89         -e 's/cris.*/cris/' \
  90         -e 's/i[3-9]86/i386/' \
  91         )
  92 GNU_HOST_NAME:=$(HOST_ARCH)-pc-linux-gnu
  93 TARGET_CONFIGURE_OPTS=PATH=$(TARGET_PATH) \
  94                 AR=$(TARGET_CROSS)ar \
  95                 AS=$(TARGET_CROSS)as \
  96                 LD=$(TARGET_CROSS)ld \
  97                 NM=$(TARGET_CROSS)nm \
  98                 CC=$(TARGET_CROSS)gcc \
  99                 GCC=$(TARGET_CROSS)gcc \
 100                 CXX=$(TARGET_CROSS)g++ \
 101                 RANLIB=$(TARGET_CROSS)ranlib
 102
 103 ifeq ($(ENABLE_LOCALE),true)
 104 DISABLE_NLS:=
 105 else
 106 DISABLE_NLS:=--disable-nls
 107 endif
 108
 109 ifeq ($(BR2_ENABLE_MULTILIB),y)
 110 MULTILIB:=--enable-multilib
 111 endif
 112
 113
 114 # invoke ipkg with configuration in $(STAGING_DIR)/etc/ipkg.conf
 115 IPKG := IPKG_INSTROOT=$(TARGET_DIR) IPKG_CONF_DIR=$(STAGING_DIR)/etc $(SCRIPT_DIR)/ipkg -force-defaults -force-depends
 116 IPKG_STATE_DIR := $(TARGET_DIR)/usr/lib/ipkg
 117
 118 # invoke ipkg-build with some default options
 119 IPKG_BUILD := PATH="$(TARGET_PATH)" ipkg-build -c -o root -g root
 120
 121 # where to build (and put) .ipk packages
 122 IPKG_TARGET_DIR := $(PACKAGE_DIR)
 123
 124 RSTRIP:=STRIP="$(STRIP)" $(SCRIPT_DIR)/rstrip.sh
 125 RSTRIP_KMOD:=STRIP="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" $(SCRIPT_DIR)/rstrip.sh
 126