View file File name : c89 Content :#!/bin/sh fl="-std=c89" for opt; do case "$opt" in -ansi|-std=c89|-std=iso9899:1990) fl="";; -std=*) echo "`basename $0` called with non ANSI/ISO C option $opt" >&2 exit 1;; esac done exec gcc $fl ${1+"$@"}