toolchain/uClibc/common.mk

   1 #
   2 # Copyright (C) 2006-2012 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7 include $(TOPDIR)/rules.mk
   8 include $(INCLUDE_DIR)/target.mk
   9
  10 PKG_NAME:=uClibc
  11 PKG_VERSION:=$(call qstrip,$(CONFIG_UCLIBC_VERSION))
  12 PKG_SOURCE_URL:=http://www.uclibc.org/downloads
  13 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
  14 LIBC_SO_VERSION:=$(PKG_VERSION)
  15 PATCH_DIR:=$(PATH_PREFIX)/patches-$(PKG_VERSION)
  16 CONFIG_DIR:=$(PATH_PREFIX)/config-$(PKG_VERSION)
  17
  18 PKG_MD5SUM_0.9.33.2 = a338aaffc56f0f5040e6d9fa8a12eda1
  19 PKG_MD5SUM=$(PKG_MD5SUM_$(PKG_VERSION))
  20
  21 HOST_BUILD_DIR:=$(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)-$(PKG_VERSION)
  22
  23 include $(INCLUDE_DIR)/toolchain-build.mk
  24
  25 UCLIBC_TARGET_ARCH:=$(shell echo $(ARCH) | sed -e s'/-.*//' \
  26                 -e 's/i.86/i386/' \
  27                 -e 's/sparc.*/sparc/' \
  28                 -e 's/arm.*/arm/g' \
  29                 -e 's/avr32.*/avr32/g' \
  30                 -e 's/m68k.*/m68k/' \
  31                 -e 's/ppc/powerpc/g' \
  32                 -e 's/v850.*/v850/g' \
  33                 -e 's/sh64/sh/' \
  34                 -e 's/sh[234].*/sh/' \
  35                 -e 's/mips.*/mips/' \
  36                 -e 's/mipsel.*/mips/' \
  37                 -e 's/cris.*/cris/' \
  38 )
  39
  40 GEN_CONFIG=$(SCRIPT_DIR)/kconfig.pl -n \
  41         $(if $(wildcard $(CONFIG_DIR)/common),'+' $(CONFIG_DIR)/common) \
  42         $(if $(CONFIG_UCLIBC_ENABLE_DEBUG),$(if $(wildcard $(CONFIG_DIR)/debug),'+' $(CONFIG_DIR)/debug)) \
  43         $(CONFIG_DIR)/$(ARCH)$(strip \
  44                 $(if $(wildcard $(CONFIG_DIR)/$(ARCH).$(BOARD)),.$(BOARD), \
  45                         $(if $(CONFIG_HAS_SPE_FPU),$(if $(wildcard $(CONFIG_DIR)/$(ARCH).e500),.e500))))
  46
  47 TARGET_CFLAGS := $(filter-out -mips16,$(TARGET_CFLAGS))
  48
  49 CPU_CFLAGS = \
  50         -funsigned-char -fno-builtin -fno-asm \
  51         --std=gnu99 -ffunction-sections -fdata-sections \
  52         -Wno-unused-but-set-variable \
  53         $(TARGET_CFLAGS)
  54
  55 UCLIBC_MAKE = PATH='$(TOOLCHAIN_DIR)/initial/bin:$(TARGET_PATH)' $(MAKE) $(HOST_JOBS) -C $(HOST_BUILD_DIR) \
  56         $(TARGET_CONFIGURE_OPTS) \
  57         DEVEL_PREFIX=/ \
  58         RUNTIME_PREFIX=/ \
  59         HOSTCC="$(HOSTCC)" \
  60         CPU_CFLAGS="$(CPU_CFLAGS)" \
  61         ARCH="$(CONFIG_ARCH)" \
  62         LIBGCC="$(subst libgcc.a,libgcc_initial.a,$(shell $(TARGET_CC) -print-libgcc-file-name))" \
  63         DOSTRIP=""
  64
  65 define Host/Prepare
  66         $(call Host/Prepare/Default)
  67         $(if $(strip $(QUILT)), \
  68                 cd $(HOST_BUILD_DIR); \
  69                 if $(QUILT_CMD) next >/dev/null 2>&1; then \
  70                         $(QUILT_CMD) push -a; \
  71                 fi
  72         )
  73         ln -snf $(PKG_NAME)-$(PKG_VERSION) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
  74 endef
  75
  76 define Host/Configure
  77         $(GEN_CONFIG) > $(HOST_BUILD_DIR)/.config.new
  78         $(SED) 's,^KERNEL_HEADERS=.*,KERNEL_HEADERS=\"$(BUILD_DIR_TOOLCHAIN)/linux-dev/include\",g' \
  79                 -e 's,^.*UCLIBC_HAS_FPU.*,UCLIBC_HAS_FPU=$(if $(CONFIG_SOFT_FLOAT),n,y),g' \
  80                 -e 's,^.*UCLIBC_HAS_SOFT_FLOAT.*,UCLIBC_HAS_SOFT_FLOAT=$(if $(CONFIG_SOFT_FLOAT),y,n),g' \
  81                 -e 's,^.*UCLIBC_HAS_SHADOW.*,UCLIBC_HAS_SHADOW=$(if $(CONFIG_SHADOW_PASSWORDS),y,n),g' \
  82                 -e 's,^.*UCLIBC_HAS_LOCALE.*,UCLIBC_HAS_LOCALE=$(if $(CONFIG_BUILD_NLS),y,n),g' \
  83                 $(HOST_BUILD_DIR)/.config.new
  84         cmp -s $(HOST_BUILD_DIR)/.config.new $(HOST_BUILD_DIR)/.config.last || { \
  85                 cp $(HOST_BUILD_DIR)/.config.new $(HOST_BUILD_DIR)/.config && \
  86                 $(MAKE) -C $(HOST_BUILD_DIR) oldconfig KBUILD_HAVE_NLS= HOSTCFLAGS="-DKBUILD_NO_NLS" && \
  87                 $(MAKE) -C $(HOST_BUILD_DIR)/extra/config conf KBUILD_HAVE_NLS= HOSTCFLAGS="-DKBUILD_NO_NLS" && \
  88                 cp $(HOST_BUILD_DIR)/.config.new $(HOST_BUILD_DIR)/.config.last; \
  89         }
  90 endef
  91
  92 define Host/Clean
  93         rm -rf \
  94                 $(HOST_BUILD_DIR) \
  95                 $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME) \
  96                 $(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev
  97 endef