1*86e0babbSespiednl $OpenBSD: patterns.m4,v 1.4 2003/06/08 20:11:45 espie Exp $ 2dc21c3a4Sespiepatsubst(`quote s in string', `(s)', `\\\1') 31befbd7fSespiepatsubst(`check whether subst 41befbd7fSespieover several lines 51befbd7fSespieworks as expected', `^', `>>>') 6d8aa218bSespiepatsubst(`# This is a line to zap 7d8aa218bSespie# and a second line 8d8aa218bSespiekeep this one', `^ *#.* 9d8aa218bSespie') 10*86e0babbSespiednl Special case: empty regexp 11*86e0babbSespiepatsubst(`empty regexp',`',`a ') 12