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# This file adds functions to build glibc
# Copyright 2007 Yann E. MORIN
# Licensed under the GPL v2. See COPYING in the root of this package
# Add the definitions common to glibc and eglibc
# do_libc_extract
# do_libc_start_files
# do_libc
# do_libc_finish
# do_libc_add_ons_list
# do_libc_min_kernel_config
. "${CT_LIB_DIR}/scripts/build/libc/glibc-eglibc.sh-common"
# Download glibc
do_libc_get() {
local date
local version
local -a addons_list
addons_list=($(do_libc_add_ons_list " "))
# Main source
CT_GetFile "glibc-${CT_LIBC_VERSION}" \
{ftp,http}://ftp.gnu.org/gnu/glibc \
ftp://gcc.gnu.org/pub/glibc/releases \
ftp://gcc.gnu.org/pub/glibc/snapshots
# C library addons
for addon in "${addons_list[@]}"; do
# Never ever try to download these add-ons,
# they've always been internal
case "${addon}" in
nptl) continue;;
esac
if ! CT_GetFile "glibc-${addon}-${CT_LIBC_VERSION}" \
{ftp,http}://ftp.gnu.org/gnu/glibc \
ftp://gcc.gnu.org/pub/glibc/releases \
ftp://gcc.gnu.org/pub/glibc/snapshots
then
# Some add-ons are bundled with glibc, others are
# bundled in their own tarball. Eg. NPTL is internal,
# while LinuxThreads was external. Also, for old
# versions of glibc, the libidn add-on was external,
# but with version >=2.10, it is internal.
CT_DoLog DEBUG "Addon '${addon}' could not be downloaded."
CT_DoLog DEBUG "We'll see later if we can find it in the source tree"
fi
done
return 0
}
# There is nothing to do for glibc check config
do_libc_check_config() {
:
}
# Extract the files required for the libc locales
# Nothing to do
do_libc_locales_extract() {
:
}
# Build and install the libc locales
do_libc_locales() {
local src_dir="${CT_SRC_DIR}/glibc-${CT_LIBC_VERSION}"
local -a extra_config
local glibc_cflags
mkdir -p "${CT_BUILD_DIR}/build-localedef"
cd "${CT_BUILD_DIR}/build-localedef"
CT_DoLog EXTRA "Configuring C library localedef"
if [ "${CT_LIBC_EGLIBC_HAS_PKGVERSION_BUGURL}" = "y" ]; then
extra_config+=("--with-pkgversion=${CT_PKGVERSION}")
[ -n "${CT_TOOLCHAIN_BUGURL}" ] && extra_config+=("--with-bugurl=${CT_TOOLCHAIN_BUGURL}")
fi
CT_DoLog DEBUG "Extra config args passed: '${extra_config[*]}'"
glibc_cflags="-O2 -fno-stack-protector"
case "${CT_LIBC_ENABLE_FORTIFIED_BUILD}" in
y) ;;
*) glibc_cflags+=" -U_FORTIFY_SOURCE";;
esac
# ./configure is misled by our tools override wrapper for bash
# so just tell it where the real bash is _on_the_target_!
# Notes:
# - ${ac_cv_path_BASH_SHELL} is only used to set BASH_SHELL
# - ${BASH_SHELL} is only used to set BASH
# - ${BASH} is only used to set the shebang
# in two scripts to run on the target
# So we can safely bypass bash detection at compile time.
# Should this change in a future eglibc release, we'd better
# directly mangle the generated scripts _after_ they get built,
# or even after they get installed...
echo "ac_cv_path_BASH_SHELL=/bin/bash" >>config.cache
# Configure with --prefix the way we want it on the target...
CT_DoExecLog CFG \
CFLAGS="${glibc_cflags}" \
"${src_dir}/configure" \
--prefix=/usr \
--cache-file="$(pwd)/config.cache" \
--without-cvs \
--disable-profile \
--without-gd \
--disable-debug \
"${extra_config[@]}"
CT_DoLog EXTRA "Building C library localedef"
CT_DoExecLog ALL make ${JOBSFLAGS}
# The target's endianness and uint32_t alignment should be passed as options
# to localedef, but glibc's localedef does not support these options, which
# means that the locale files generated here will be suitable for the target
# only if it has the same endianness and uint32_t alignment as the host's.
CT_DoLog EXTRA "Installing C library locales"
CT_DoExecLog ALL make ${JOBSFLAGS} \
install_root="${CT_SYSROOT_DIR}" \
localedata/install-locales
}
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