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 $(INCLUDE_DIR)/target.mk
   9
  10 PKG_VERSION:=$(call qstrip,$(CONFIG_UCLIBC_VERSION))
  11
  12 PKG_NAME:=uClibc-ng
  13 PKG_SOURCE_URL = http://downloads.uclibc-ng.org/releases/$(PKG_VERSION)/
  14 PATCH_DIR:=$(PATH_PREFIX)/patches
  15 CONFIG_DIR:=$(PATH_PREFIX)/config
  16 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
  17 LIBC_SO_VERSION:=$(PKG_VERSION)
  18
  19 PKG_MD5SUM=64bbe13301ffa6ba30c5c1ddec335583
  20
  21 HOST_BUILD_DIR:=$(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)-$(PKG_VERSION)
  22
  23 include $(INCLUDE_DIR)/toolchain-build.mk
  24
  25 UCLIBC_TARGET_ARCH:=$(shell echo $(ARCH) | sed -e s'/-.*//' \
  26                 -e 's/arc.*/arc/' \
  27                 -e 's/i.86/i386/' \
  28                 -e 's/sparc.*/sparc/' \
  29                 -e 's/arm.*/arm/g' \
  30                 -e 's/m68k.*/m68k/' \
  31                 -e 's/ppc/powerpc/g' \
  32                 -e 's/v850.*/v850/g' \
  33                 -e 's/sh64/sh/' \
  34                 -e 's/sh[234].*/sh/' \
  35                 -e 's/mips.*/mips/' \
  36                 -e 's/mipsel.*/mips/' \
  37 )
  38
  39 GEN_CONFIG=$(SCRIPT_DIR)/kconfig.pl -n \
  40         $(if $(wildcard $(CONFIG_DIR)/common),'+' $(CONFIG_DIR)/common) \
  41         $(if $(CONFIG_UCLIBC_ENABLE_DEBUG),$(if $(wildcard $(CONFIG_DIR)/debug),'+' $(CONFIG_DIR)/debug)) \
  42         $(CONFIG_DIR)/$(ARCH)$(strip \
  43                 $(if $(wildcard $(CONFIG_DIR)/$(ARCH).$(BOARD)),.$(BOARD), \
  44                         $(if $(CONFIG_MIPS64_ABI),.$(subst ",,$(CONFIG_MIPS64_ABI)), \
  45                         $(if $(CONFIG_HAS_SPE_FPU),$(if $(wildcard $(CONFIG_DIR)/$(ARCH).e500),.e500)))))
  46
  47 CPU_CFLAGS = \
  48         -funsigned-char -fno-builtin -fno-asm \
  49         --std=gnu99 -ffunction-sections -fdata-sections \
  50         -Wno-unused-but-set-variable \
  51         $(TARGET_CFLAGS) -ggdb
  52
  53 UCLIBC_MAKE = PATH='$(TOOLCHAIN_DIR)/initial/bin:$(TARGET_PATH)' $(MAKE) $(HOST_JOBS) -C $(HOST_BUILD_DIR) \
  54         $(TARGET_CONFIGURE_OPTS) \
  55         DEVEL_PREFIX=/ \
  56         RUNTIME_PREFIX=/ \
  57         HOSTCC="$(HOSTCC)" \
  58         CPU_CFLAGS="$(CPU_CFLAGS)" \
  59         ARCH="$(CONFIG_ARCH)" \
  60         LIBGCC="$(subst libgcc.a,libgcc_initial.a,$(shell $(TARGET_CC) -print-libgcc-file-name))" \
  61         DOSTRIP=""
  62
  63 define Host/Prepare
  64         $(call Host/Prepare/Default)
  65         $(if $(strip $(QUILT)), \
  66                 cd $(HOST_BUILD_DIR); \
  67                 if $(QUILT_CMD) next >/dev/null 2>&1; then \
  68                         $(QUILT_CMD) push -a; \
  69                 fi
  70         )
  71         ln -snf $(PKG_NAME)-$(PKG_VERSION) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
  72 endef
  73
  74 define Host/Configure
  75         $(GEN_CONFIG) > $(HOST_BUILD_DIR)/.config.new
  76         $(SED) 's,^KERNEL_HEADERS=.*,KERNEL_HEADERS=\"$(BUILD_DIR_TOOLCHAIN)/linux-dev/include\",g' \
  77                 -e 's,^.*UCLIBC_HAS_FPU.*,UCLIBC_HAS_FPU=$(if $(CONFIG_SOFT_FLOAT),n,y),g' \
  78                 -e 's,^.*UCLIBC_HAS_SOFT_FLOAT.*,UCLIBC_HAS_SOFT_FLOAT=$(if $(CONFIG_SOFT_FLOAT),y,n),g' \
  79                 -e 's,^.*UCLIBC_HAS_SHADOW.*,UCLIBC_HAS_SHADOW=$(if $(CONFIG_SHADOW_PASSWORDS),y,n),g' \
  80                 -e 's,^.*UCLIBC_HAS_LOCALE.*,UCLIBC_HAS_LOCALE=$(if $(CONFIG_BUILD_NLS),y,n),g' \
  81                 -e 's,^.*UCLIBC_BUILD_ALL_LOCALE.*,UCLIBC_BUILD_ALL_LOCALE=$(if $(CONFIG_BUILD_NLS),y,n),g' \
  82                 -e 's,^.*UCLIBC_HAS_SSP[^_].*,UCLIBC_HAS_SSP=$(if $(or $(CONFIG_PKG_CC_STACKPROTECTOR_REGULAR),$(CONFIG_PKG_CC_STACKPROTECTOR_STRONG)),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