toolchain/glibc/common.mk

   1 #
   2 # Copyright (C) 2006-2016 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 $(TOPDIR)/rules.mk
   8
   9 PKG_NAME:=glibc
  10 PKG_VERSION:=2.26
  11
  12 PKG_SOURCE_URL:=@GNU/libc
  13 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
  14 PKG_HASH:=e54e0a934cd2bc94429be79da5e9385898d2306b9eaf3c92d5a77af96190f6bd
  15
  16 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
  17 HOST_BUILD_DIR:=$(BUILD_DIR_TOOLCHAIN)/$(PKG_SOURCE_SUBDIR)
  18 CUR_BUILD_DIR:=$(HOST_BUILD_DIR)-$(VARIANT)
  19 PATCH_DIR:=$(PATH_PREFIX)/patches
  20
  21 include $(INCLUDE_DIR)/toolchain-build.mk
  22
  23 HOST_STAMP_PREPARED:=$(HOST_BUILD_DIR)/.prepared
  24 HOST_STAMP_CONFIGURED:=$(CUR_BUILD_DIR)/.configured
  25 HOST_STAMP_BUILT:=$(CUR_BUILD_DIR)/.built
  26 HOST_STAMP_INSTALLED:=$(TOOLCHAIN_DIR)/stamp/.glibc_$(VARIANT)_installed
  27
  28 ifeq ($(ARCH),mips64)
  29   ifdef CONFIG_MIPS64_ABI_N64
  30     TARGET_CFLAGS += -mabi=64
  31   endif
  32   ifdef CONFIG_MIPS64_ABI_N32
  33     TARGET_CFLAGS += -mabi=n32
  34   endif
  35   ifdef CONFIG_MIPS64_ABI_O32
  36     TARGET_CFLAGS += -mabi=32
  37   endif
  38 endif
  39
  40
  41 # -Os miscompiles w. 2.24 gcc5/gcc6
  42 # only -O2 tested by upstream changeset
  43 # "Optimize i386 syscall inlining for GCC 5"
  44 GLIBC_CONFIGURE:= \
  45         BUILD_CC="$(HOSTCC)" \
  46         $(TARGET_CONFIGURE_OPTS) \
  47         CFLAGS="-O2 $(filter-out -Os,$(call qstrip,$(TARGET_CFLAGS)))" \
  48         libc_cv_slibdir="/lib" \
  49         use_ldconfig=no \
  50         $(HOST_BUILD_DIR)/$(GLIBC_PATH)configure \
  51                 --prefix= \
  52                 --build=$(GNU_HOST_NAME) \
  53                 --host=$(REAL_GNU_TARGET_NAME) \
  54                 --with-headers=$(TOOLCHAIN_DIR)/include \
  55                 --disable-profile \
  56                 --disable-werror \
  57                 --without-gd \
  58                 --without-cvs \
  59                 --enable-add-ons \
  60                 --$(if $(CONFIG_SOFT_FLOAT),without,with)-fp
  61
  62 export libc_cv_ssp=no
  63 export libc_cv_ssp_strong=no
  64 export ac_cv_header_cpuid_h=yes
  65 export HOST_CFLAGS := $(HOST_CFLAGS) -idirafter $(CURDIR)/$(PATH_PREFIX)/include
  66
  67 define Host/SetToolchainInfo
  68         $(SED) 's,^\(LIBC_TYPE\)=.*,\1=$(PKG_NAME),' $(TOOLCHAIN_DIR)/info.mk
  69         $(SED) 's,^\(LIBC_URL\)=.*,\1=http://www.gnu.org/software/libc/,' $(TOOLCHAIN_DIR)/info.mk
  70         $(SED) 's,^\(LIBC_VERSION\)=.*,\1=$(PKG_VERSION),' $(TOOLCHAIN_DIR)/info.mk
  71         $(SED) 's,^\(LIBC_SO_VERSION\)=.*,\1=$(PKG_VERSION),' $(TOOLCHAIN_DIR)/info.mk
  72 endef
  73
  74 define Host/Configure
  75         [ -f $(HOST_BUILD_DIR)/.autoconf ] || { \
  76                 cd $(HOST_BUILD_DIR)/; \
  77                 autoconf --force && \
  78                 touch $(HOST_BUILD_DIR)/.autoconf; \
  79         }
  80         mkdir -p $(CUR_BUILD_DIR)
  81         ( cd $(CUR_BUILD_DIR); rm -f config.cache; \
  82                 $(GLIBC_CONFIGURE) \
  83         );
  84 endef
  85
  86 define Host/Prepare
  87         $(call Host/Prepare/Default)
  88         ln -snf $(PKG_SOURCE_SUBDIR) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
  89 endef
  90
  91 define Host/Clean
  92         rm -rf $(CUR_BUILD_DIR)* \
  93                 $(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev \
  94                 $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
  95 endef