| ################################################################################ |
| # |
| # eglibc |
| # |
| ################################################################################ |
| |
| EGLIBC_VERSION = 2.17-svnr22064 |
| EGLIBC_SITE = http://downloads.yoctoproject.org/releases/eglibc/ |
| EGLIBC_SOURCE = eglibc-$(EGLIBC_VERSION).tar.bz2 |
| EGLIBC_LICENSE = GPLv2+ (programs), LGPLv2.1+, BSD-3c, MIT (library) |
| EGLIBC_LICENSE_FILES = libc/COPYING libc/COPYING.LIB libc/LICENSES |
| |
| # Before eglibc is configured, we must have the first stage |
| # cross-compiler and the kernel headers |
| EGLIBC_DEPENDENCIES = host-gcc-initial linux-headers host-gawk |
| |
| # Before eglibc is built, we must have the second stage cross-compiler |
| eglibc-build: host-gcc-intermediate |
| |
| EGLIBC_SUBDIR = build |
| |
| EGLIBC_INSTALL_STAGING = YES |
| |
| EGLIBC_INSTALL_STAGING_OPT = install_root=$(STAGING_DIR) install |
| |
| # Thumb build is broken, build in ARM mode |
| ifeq ($(BR2_ARM_INSTRUCTIONS_THUMB),y) |
| EGLIBC_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 must be built |
| # with -O2, so we pass our own CFLAGS and CXXFLAGS below. |
| define EGLIBC_CONFIGURE_CMDS |
| mkdir -p $(@D)/build |
| # Do the configuration |
| (cd $(@D)/build; \ |
| $(TARGET_CONFIGURE_OPTS) \ |
| CFLAGS="-O2 $(EGLIBC_EXTRA_CFLAGS)" CPPFLAGS="" \ |
| CXXFLAGS="-O2 $(EGLIBC_EXTRA_CFLAGS)" \ |
| $(SHELL) $(@D)/libc/configure \ |
| ac_cv_path_BASH_SHELL=/bin/bash \ |
| libc_cv_forced_unwind=yes \ |
| --target=$(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 $(STAGING_DIR)/usr/lib/libc.so |
| endef |
| |
| |
| # |
| # We also override the install to target commands since we only want |
| # to install the libraries, and nothing more. |
| # |
| |
| EGLIBC_LIBS_LIB = \ |
| ld*.so libc.so libcrypt.so libdl.so libgcc_s.so libm.so \ |
| libnsl.so libpthread.so libresolv.so librt.so libutil.so \ |
| libnss_files.so libnss_dns.so |
| |
| ifeq ($(BR2_PACKAGE_GDB_SERVER),y) |
| EGLIBC_LIBS_LIB += libthread_db.so |
| endif |
| |
| ifeq ($(BR2_INSTALL_LIBSTDCPP),y) |
| EGLIBC_LIBS_USR_LIB += libstdc++.so |
| endif |
| |
| define EGLIBC_INSTALL_TARGET_CMDS |
| for libs in $(EGLIBC_LIBS_LIB); do \ |
| $(call copy_toolchain_lib_root,$(STAGING_DIR)/,,lib,$$libs,/lib) ; \ |
| done |
| for libs in $(EGLIBC_LIBS_USR_LIB); do \ |
| $(call copy_toolchain_lib_root,$(STAGING_DIR)/,,lib,$$libs,/usr/lib) ; \ |
| done |
| endef |
| |
| $(eval $(autotools-package)) |