crosstool-ng/scripts/wrapper.in

#!/bin/sh

# this wrapper will not work under BSD systems or others
# not containig the GNU readlink.
# Under those, wrapper.c will forcibly be used
# regardless of the config file setting.

canonicalizedname=$(readlink -nm "${0}")
dirname="$(dirname "${canonicalizedname}")"
basename="$(basename "${canonicalizedname}")"

ld_lib_path="$(dirname "${dirname}")/lib"

case ":${LD_LIBRARY_PATH}:" in
    *":${ld_lib_path}:"*)   ;;
    *)  LD_LIBRARY_PATH="${ld_lib_path}${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}}";;
esac

export LD_LIBRARY_PATH
exec "${dirname}/.${basename}" "$@"