ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/toolchain/glibc/common.mk b/toolchain/glibc/common.mk
new file mode 100644
index 0000000..f4c0c66
--- /dev/null
+++ b/toolchain/glibc/common.mk
@@ -0,0 +1,104 @@
+#
+# Copyright (C) 2006-2020 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=glibc
+PKG_VERSION:=2.38
+PKG_RELEASE:=1
+
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
+PKG_SOURCE_VERSION:=e9f05fa1c62c8044ff025963498063f73eb51c5f
+PKG_MIRROR_HASH:=fd61eb2caea0d4100638b8aa8285b0f1bc23af921c376516307c9ab8ac307739
+PKG_SOURCE_URL:=https://sourceware.org/git/glibc.git
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.zst
+PKG_CPE_ID:=cpe:/a:gnu:glibc
+
+HOST_BUILD_DIR:=$(BUILD_DIR_TOOLCHAIN)/$(PKG_SOURCE_SUBDIR)
+CUR_BUILD_DIR:=$(HOST_BUILD_DIR)-$(VARIANT)
+PATCH_DIR:=$(PATH_PREFIX)/patches
+
+include $(INCLUDE_DIR)/toolchain-build.mk
+
+HOST_STAMP_PREPARED:=$(HOST_BUILD_DIR)/.prepared
+HOST_STAMP_CONFIGURED:=$(CUR_BUILD_DIR)/.configured
+HOST_STAMP_BUILT:=$(CUR_BUILD_DIR)/.built
+HOST_STAMP_INSTALLED:=$(TOOLCHAIN_DIR)/stamp/.glibc_$(VARIANT)_installed
+
+ifeq ($(ARCH),mips64)
+ ifdef CONFIG_MIPS64_ABI_N64
+ TARGET_CFLAGS += -mabi=64
+ endif
+ ifdef CONFIG_MIPS64_ABI_N32
+ TARGET_CFLAGS += -mabi=n32
+ endif
+ ifdef CONFIG_MIPS64_ABI_O32
+ TARGET_CFLAGS += -mabi=32
+ endif
+endif
+
+TARGET_CFLAGS := $(filter-out -D_TIME_BITS=64 -D_FILE_OFFSET_BITS=64,$(TARGET_CFLAGS))
+
+# -Os miscompiles w. 2.24 gcc5/gcc6
+# only -O2 tested by upstream changeset
+# "Optimize i386 syscall inlining for GCC 5"
+GLIBC_CONFIGURE:= \
+ unset LD_LIBRARY_PATH; \
+ BUILD_CC="$(HOSTCC)" \
+ $(TARGET_CONFIGURE_OPTS) \
+ CFLAGS="-O2 $(filter-out -Os,$(call qstrip,$(TARGET_CFLAGS)))" \
+ libc_cv_slibdir="/lib" \
+ use_ldconfig=no \
+ $(HOST_BUILD_DIR)/$(GLIBC_PATH)configure \
+ --prefix= \
+ --build=$(GNU_HOST_NAME) \
+ --host=$(REAL_GNU_TARGET_NAME) \
+ --with-headers=$(TOOLCHAIN_DIR)/include \
+ --disable-profile \
+ --disable-werror \
+ --without-gd \
+ --without-cvs \
+ --enable-add-ons \
+ --enable-crypt \
+ --$(if $(CONFIG_SOFT_FLOAT),without,with)-fp \
+ $(if $(CONFIG_PKG_CC_STACKPROTECTOR_REGULAR),--enable-stack-protector=yes) \
+ $(if $(CONFIG_PKG_CC_STACKPROTECTOR_STRONG),--enable-stack-protector=strong) \
+ $(if $(CONFIG_PKG_CC_STACKPROTECTOR_ALL),--enable-stack-protector=all) \
+ $(if $(CONFIG_PKG_RELRO_FULL),--enable-bind-now) \
+ $(if $(CONFIG_PKG_FORTIFY_SOURCE_1),--enable-fortify-source=1) \
+ $(if $(CONFIG_PKG_FORTIFY_SOURCE_2),--enable-fortify-source=2) \
+ --enable-kernel=4.14.0
+
+export libc_cv_ssp=no
+export libc_cv_ssp_strong=no
+export ac_cv_header_cpuid_h=yes
+export HOST_CFLAGS := $(HOST_CFLAGS) -idirafter $(CURDIR)/$(PATH_PREFIX)/include
+
+define Host/SetToolchainInfo
+ $(SED) 's,^\(LIBC_TYPE\)=.*,\1=$(PKG_NAME),' $(TOOLCHAIN_DIR)/info.mk
+ $(SED) 's,^\(LIBC_URL\)=.*,\1=http://www.gnu.org/software/libc/,' $(TOOLCHAIN_DIR)/info.mk
+ $(SED) 's,^\(LIBC_VERSION\)=.*,\1=$(PKG_VERSION),' $(TOOLCHAIN_DIR)/info.mk
+ $(SED) 's,^\(LIBC_SO_VERSION\)=.*,\1=$(PKG_VERSION),' $(TOOLCHAIN_DIR)/info.mk
+endef
+
+define Host/Configure
+ mkdir -p $(CUR_BUILD_DIR)
+ ( cd $(CUR_BUILD_DIR); rm -f config.cache; \
+ $(GLIBC_CONFIGURE) \
+ );
+endef
+
+define Host/Prepare
+ $(call Host/Prepare/Default)
+ ln -snf $(PKG_SOURCE_SUBDIR) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
+endef
+
+define Host/Clean
+ rm -rf $(CUR_BUILD_DIR)* \
+ $(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev \
+ $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
+endef