1 files changed, 113 insertions, 0 deletions
diff --git a/package/glibc/glibc.mk b/package/glibc/glibc.mk
new file mode 100644
index 0000000000..4dd2e63204
--- /dev/null
+++ b/package/glibc/glibc.mk
@@ -0,0 +1,113 @@
+################################################################################
+#
+# glibc/eglibc
+#
+################################################################################
+
+ifeq ($(BR2_TOOLCHAIN_BUILDROOT_EGLIBC),y)
+GLIBC_VERSION = 2.17-svnr22064
+GLIBC_SITE = http://downloads.yoctoproject.org/releases/eglibc/
+GLIBC_SOURCE = eglibc-$(GLIBC_VERSION).tar.bz2
+GLIBC_SRC_SUBDIR = libc
+else
+GLIBC_VERSION = 2.18
+GLIBC_SITE = $(BR2_GNU_MIRROR)/libc
+GLIBC_SOURCE = glibc-$(GLIBC_VERSION).tar.xz
+GLIBC_SRC_SUBDIR = .
+endif
+
+GLIBC_LICENSE = GPLv2+ (programs), LGPLv2.1+, BSD-3c, MIT (library)
+GLIBC_LICENSE_FILES = $(addprefix $(GLIBC_SRC_SUBDIR)/,COPYING COPYING.LIB LICENSES)
+
+# Before (e)glibc is configured, we must have the first stage
+# cross-compiler and the kernel headers
+GLIBC_DEPENDENCIES = host-gcc-initial linux-headers
+
+# eglibc also needs host-gawk
+ifeq ($(BR2_TOOLCHAIN_BUILDROOT_EGLIBC),y)
+GLIBC_DEPENDENCIES += host-gawk
+endif
+
+# Before (e)glibc is built, we must have the second stage
+# cross-compiler, for some gcc versions
+glibc-build: $(if $(BR2_TOOLCHAIN_NEEDS_THREE_STAGE_BUILD),host-gcc-intermediate)
+
+GLIBC_SUBDIR = build
+
+GLIBC_INSTALL_STAGING = YES
+
+GLIBC_INSTALL_STAGING_OPT = install_root=$(STAGING_DIR) install
+
+# Thumb build is broken, build in ARM mode
+ifeq ($(BR2_ARM_INSTRUCTIONS_THUMB),y)
+GLIBC_EXTRA_CFLAGS += -marm
+endif
+
+# Even though we use the autotools-package infrastructure, we have to
+# override the default configure commands for several reasons:
+#
+#  1. We have to build out-of-tree, but we can't use the same
+#     'symbolic link to configure' used with the gcc packages.
+#
+#  2. We have to execute the configure script with bash and not sh.
+#
+# Note that as mentionned in
+# http://patches.openembedded.org/patch/38849/, eglibc/glibc must be
+# built with -O2, so we pass our own CFLAGS and CXXFLAGS below.
+define GLIBC_CONFIGURE_CMDS
+	mkdir -p $(@D)/build
+	# Do the configuration
+	(cd $(@D)/build; \
+		$(TARGET_CONFIGURE_OPTS) \
+		CFLAGS="-O2 $(GLIBC_EXTRA_CFLAGS)" CPPFLAGS="" \
+		CXXFLAGS="-O2 $(GLIBC_EXTRA_CFLAGS)" \
+		$(SHELL) $(@D)/$(GLIBC_SRC_SUBDIR)/configure \
+		ac_cv_path_BASH_SHELL=/bin/bash \
+		libc_cv_forced_unwind=yes \
+		--target=$(GNU_TARGET_NAME) \
+		--host=$(GNU_TARGET_NAME) \
+		--build=$(GNU_HOST_NAME) \
+		--prefix=/usr \
+		--enable-shared \
+		$(if $(BR2_SOFT_FLOAT),--without-fp,--with-fp) \
+		--with-pkgversion="Buildroot" \
+		--without-cvs \
+		--disable-profile \
+		--without-gd \
+		--enable-obsolete-rpc \
+		--with-headers=$(STAGING_DIR)/usr/include)
+	# Install headers and start files
+	$(TARGET_MAKE_ENV) $(MAKE) -C $(@D)/build \
+		install_root=$(STAGING_DIR) \
+		install-bootstrap-headers=yes \
+		install-headers
+	$(TARGET_MAKE_ENV) $(MAKE) -C $(@D)/build csu/subdir_lib
+	cp $(@D)/build/csu/crt1.o $(STAGING_DIR)/usr/lib/
+	cp $(@D)/build/csu/crti.o $(STAGING_DIR)/usr/lib/
+	cp $(@D)/build/csu/crtn.o $(STAGING_DIR)/usr/lib/
+	$(TARGET_CROSS)gcc -nostdlib \
+		-nostartfiles -shared -x c /dev/null -o $(STAGING_DIR)/usr/lib/libc.so
+endef
+
+
+#
+# We also override the install to target commands since we only want
+# to install the libraries, and nothing more.
+#
+
+GLIBC_LIBS_LIB = \
+	ld*.so libc.so libcrypt.so libdl.so libgcc_s.so libm.so	   \
+	libnsl.so libpthread.so libresolv.so librt.so libutil.so   \
+	libnss_files.so libnss_dns.so
+
+ifeq ($(BR2_PACKAGE_GDB_SERVER),y)
+GLIBC_LIBS_LIB += libthread_db.so
+endif
+
+define GLIBC_INSTALL_TARGET_CMDS
+	for libs in $(GLIBC_LIBS_LIB); do \
+		$(call copy_toolchain_lib_root,$(STAGING_DIR)/,,lib,$$libs,/lib) ; \
+	done
+endef
+
+$(eval $(autotools-package))