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[packages/trusty/cirros-testvm.git] / cirros-testvm / src-cirros / buildroot-2015.05 / package / glibc / glibc.mk

diff --git a/cirros-testvm/src-cirros/buildroot-2015.05/package/glibc/glibc.mk b/cirros-testvm/src-cirros/buildroot-2015.05/package/glibc/glibc.mk
new file mode 100644 (file)
index 0000000..0a37bb3
--- /dev/null
+++ b/cirros-testvm/src-cirros/buildroot-2015.05/package/glibc/glibc.mk
@@ -0,0 +1,123 @@
+################################################################################
+#
+# glibc/eglibc
+#
+################################################################################
+
+GLIBC_VERSION = $(call qstrip,$(BR2_GLIBC_VERSION_STRING))
+
+ifeq ($(BR2_TOOLCHAIN_BUILDROOT_EGLIBC),y)
+GLIBC_SITE = http://downloads.yoctoproject.org/releases/eglibc
+GLIBC_SOURCE = eglibc-$(GLIBC_VERSION).tar.bz2
+GLIBC_SRC_SUBDIR = libc
+else
+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 $(GLIBC_SRC_SUBDIR)/,COPYING COPYING.LIB LICENSES)
+
+# glibc is part of the toolchain so disable the toolchain dependency
+GLIBC_ADD_TOOLCHAIN_DEPENDENCY = NO
+
+# Before (e)glibc is configured, we must have the first stage
+# cross-compiler and the kernel headers
+GLIBC_DEPENDENCIES = host-gcc-initial linux-headers host-gawk
+
+GLIBC_SUBDIR = build
+
+GLIBC_INSTALL_STAGING = YES
+
+GLIBC_INSTALL_STAGING_OPTS = install_root=$(STAGING_DIR) install
+
+# Thumb build is broken, build in ARM mode
+ifeq ($(BR2_ARM_INSTRUCTIONS_THUMB),y)
+GLIBC_EXTRA_CFLAGS += -marm
+endif
+
+# MIPS64 defaults to n32 so pass the correct -mabi if
+# we are using a different ABI. OABI32 is also used
+# in MIPS so we pass -mabi=32 in this case as well
+# even though it's not strictly necessary.
+ifeq ($(BR2_MIPS_NABI64),y)
+GLIBC_EXTRA_CFLAGS += -mabi=64
+else ifeq ($(BR2_MIPS_OABI32),y)
+GLIBC_EXTRA_CFLAGS += -mabi=32
+endif
+
+ifeq ($(BR2_ENABLE_DEBUG),y)
+GLIBC_EXTRA_CFLAGS += -g
+endif
+
+# The stubs.h header is not installed by install-headers, but is
+# needed for the gcc build. An empty stubs.h will work, as explained
+# in http://gcc.gnu.org/ml/gcc/2002-01/msg00900.html. The same trick
+# is used by Crosstool-NG.
+ifeq ($(BR2_TOOLCHAIN_BUILDROOT_GLIBC),y)
+define GLIBC_ADD_MISSING_STUB_H
+       mkdir -p $(STAGING_DIR)/usr/include/gnu
+       touch $(STAGING_DIR)/usr/include/gnu/stubs.h
+endef
+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 \
+               libc_cv_ssp=no \
+               --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)
+       $(GLIBC_ADD_MISSING_STUB_H)
+endef
+
+
+#
+# We also override the install to target commands since we only want
+# to install the libraries, and nothing more.
+#
+
+GLIBC_LIBS_LIB = \
+       ld*.so.* libc.so.* libcrypt.so.* libdl.so.* libgcc_s.so.* libm.so.*        \
+       libnsl.so.* libpthread.so.* libresolv.so.* librt.so.* libutil.so.*   \
+       libnss_files.so.* libnss_dns.so.*
+
+ifeq ($(BR2_PACKAGE_GDB),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))