xref: /csrg-svn/usr.bin/m4/TEST/ack.m4 (revision 47964)
138813Sbostic#
238813Sbostic# Copyright (c) 1989 The Regents of the University of California.
338813Sbostic# All rights reserved.
438813Sbostic#
538813Sbostic# This code is derived from software contributed to Berkeley by
638813Sbostic# Ozan Yigit.
738813Sbostic#
8*47964Sbostic# %sccs.include.redist.sh%
938813Sbostic#
10*47964Sbostic#	@(#)ack.m4	5.2 (Berkeley) 04/12/91
1138813Sbostic#
1238813Sbostic
1338813Sbosticdefine(ack, `ifelse($1,0,incr($2),$2,0,`ack(DECR($1),1)',
1438813Sbostic`ack(DECR($1), ack($1,DECR($2)))')')
15