#! /bin/sh -e tool=${0##*/cross-} xtool=$(printf %s "$tool" | tr -c a-zA-Z0-9 x) eval flags=\$CROSS_${xtool}_FLAGS case ${CROSS_NATIVE_P-nil} in t) exec $CROSS_COMPILER_PREFIX$tool $flags "$@" ;; nil) eval crosstool=\${CROSS_${xtool}_TOOL-\$CROSS_ARCH-\$tool} exec $CROSS_COMPILER_PREFIX$crosstool $flags "$@" ;; esac