crosstool-ng/scripts/build/internals.sh
Chris Packham 8ad4a8b83f build/internals.sh: Handle pie executables
Fixes: #887

On some systems the file command identifies a pie executable as a shared
object. Update do_finish() to handle this case so that they are stripped
as well.

Signed-off-by: Chris Packham <judge.packham@gmail.com>
2019-09-14 22:21:11 +12:00

143 lines
5.2 KiB
Bash

# This file contains crosstool-NG internal steps
create_ldso_conf()
{
local multi_dir multi_os_dir multi_os_dir_gcc multi_root multi_flags multi_index multi_count multi_target
local b d
for arg in "$@"; do
eval "${arg// /\\ }"
done
CT_DoExecLog ALL mkdir -p "${multi_root}/etc"
for b in /lib /usr/lib "${CT_LDSO_CONF_EXTRA_DIRS_ARRAY[@]}"; do
d="${b}/${multi_os_dir}"
CT_SanitizeVarDir d
echo "${d}" >> "${multi_root}/etc/ld.so.conf"
if [ "${multi_os_dir}" != "${multi_os_dir_gcc}" ]; then
d="${b}/${multi_os_dir_gcc}"
CT_SanitizeVarDir d
echo "${d}" >> "${multi_root}/etc/ld.so.conf"
fi
done
}
# This step is called once all components were built, to remove
# un-wanted files, to add tuple aliases, and to add the final
# crosstool-NG-provided files.
do_finish() {
local _t
local _type
local strip_args
local gcc_version
local exe_suffix
CT_DoStep INFO "Finalizing the toolchain's directory"
if [ "${CT_CREATE_LDSO_CONF}" = "y" ]; then
# Create /etc/ld.so.conf
CT_mkdir_pushd "${CT_BUILD_DIR}/build-create-ldso"
CT_IterateMultilibs create_ldso_conf create-ldso
CT_Popd
fi
if [ "${CT_STRIP_HOST_TOOLCHAIN_EXECUTABLES}" = "y" ]; then
case "$CT_HOST" in
*darwin*)
strip_args=""
;;
*freebsd*)
strip_args="--strip-all"
;;
*)
strip_args="--strip-all -v"
;;
esac
case "$CT_TARGET" in
*mingw*)
exe_suffix=".exe"
;;
*)
exe_suffix=""
;;
esac
CT_DoLog INFO "Stripping all toolchain executables"
CT_Pushd "${CT_PREFIX_DIR}"
# Strip gdbserver
if [ "${CT_GDB_GDBSERVER}" = "y" ]; then
CT_DoExecLog ALL "${CT_TARGET}-strip" ${strip_args} \
"${CT_TARGET}/debug-root/usr/bin/gdbserver${exe_suffix}"
fi
if [ "${CT_CC_GCC}" = "y" ]; then
# We can not use the version in CT_GCC_VERSION because
# of the Linaro stuff. So, harvest the version string
# directly from the gcc sources...
gcc_version=$( cat "${CT_SRC_DIR}/gcc/gcc/BASE-VER" )
for _t in "bin/${CT_TARGET}-"* \
"${CT_TARGET}/bin/"* \
"libexec/gcc/${CT_TARGET}/${gcc_version}/"* \
"libexec/gcc/${CT_TARGET}/${gcc_version}/install-tools/"* \
; do
_type="$( file "${_t}" |cut -d ' ' -f 2- )"
case "${_type}" in
*script*executable*)
;;
*executable*|*shared*object*)
CT_DoExecLog ALL ${CT_HOST}-strip ${strip_args} "${_t}"
;;
esac
done
fi
CT_Popd
fi
if [ "${CT_BARE_METAL}" != "y" ]; then
CT_DoLog EXTRA "Installing the populate helper"
sed -r -e 's|@@CT_TARGET@@|'"${CT_TARGET}"'|g;' \
-e 's|@@CT_install@@|'"install"'|g;' \
-e 's|@@CT_awk@@|'"awk"'|g;' \
-e 's|@@CT_bash@@|'"${bash}"'|g;' \
-e 's|@@CT_grep@@|'"grep"'|g;' \
-e 's|@@CT_make@@|'"make"'|g;' \
-e 's|@@CT_sed@@|'"sed"'|g;' \
"${CT_LIB_DIR}/scripts/populate.in" \
>"${CT_PREFIX_DIR}/bin/${CT_TARGET}-populate"
CT_DoExecLog ALL chmod 755 "${CT_PREFIX_DIR}/bin/${CT_TARGET}-populate"
fi
if [ "${CT_LIBC_XLDD}" = "y" ]; then
CT_DoLog EXTRA "Installing a cross-ldd helper"
sed -r -e 's|@@CT_VERSION@@|'"${CT_VERSION}"'|g;' \
-e 's|@@CT_TARGET@@|'"${CT_TARGET}"'|g;' \
-e 's|@@CT_BITS@@|'"${CT_ARCH_BITNESS}"'|g;' \
-e 's|@@CT_install@@|'"install"'|g;' \
-e 's|@@CT_bash@@|'"${bash}"'|g;' \
-e 's|@@CT_grep@@|'"grep"'|g;' \
-e 's|@@CT_make@@|'"make"'|g;' \
-e 's|@@CT_sed@@|'"sed"'|g;' \
"${CT_LIB_DIR}/scripts/xldd.in" \
>"${CT_PREFIX_DIR}/bin/${CT_TARGET}-ldd"
CT_DoExecLog ALL chmod 755 "${CT_PREFIX_DIR}/bin/${CT_TARGET}-ldd"
fi
# Create the aliases to the target tools
CT_DoLog EXTRA "Creating toolchain aliases"
CT_SymlinkTools "${CT_PREFIX_DIR}/bin" "${CT_PREFIX_DIR}/bin" \
"${CT_TARGET_ALIAS}" "${CT_TARGET_ALIAS_SED_EXPR}"
# Remove the generated documentation files
if [ "${CT_REMOVE_DOCS}" = "y" ]; then
CT_DoLog EXTRA "Removing installed documentation"
CT_DoForceRmdir "${CT_PREFIX_DIR}/"{,usr/}{,share/}{man,info}
CT_DoForceRmdir "${CT_SYSROOT_DIR}/"{,usr/}{,share/}{man,info}
CT_DoForceRmdir "${CT_DEBUGROOT_DIR}/"{,usr/}{,share/}{man,info}
fi
if [ "${CT_INSTALL_LICENSES}" = y ]; then
CT_InstallCopyingInformation
fi
CT_EndStep
}