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Diffstat (limited to 'usr.bin/m4/TEST/hash.m4')
| -rw-r--r-- | usr.bin/m4/TEST/hash.m4 | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/usr.bin/m4/TEST/hash.m4 b/usr.bin/m4/TEST/hash.m4 new file mode 100644 index 0000000..f46eb9e --- /dev/null +++ b/usr.bin/m4/TEST/hash.m4 @@ -0,0 +1,53 @@ +# $OpenBSD: hash.m4,v 1.3 2003/06/03 02:56:11 millert Exp $ +# $NetBSD: hash.m4,v 1.4 1995/09/28 05:37:58 tls Exp $ +# +# Copyright (c) 1989, 1993 +# The Regents of the University of California. All rights reserved. +# +# This code is derived from software contributed to Berkeley by +# Ozan Yigit. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# 3. Neither the name of the University nor the names of its contributors +# may be used to endorse or promote products derived from this software +# without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# +# @(#)hash.m4 8.1 (Berkeley) 6/6/93 +# + +dnl This probably will not run on any m4 that cannot +dnl handle char constants in eval. +dnl +changequote(<,>) define(HASHVAL,99) dnl +define(hash,<eval(str(substr($1,1),0)%HASHVAL)>) dnl +define(str, + <ifelse($1,",$2, + <str(substr(<$1>,1),<eval($2+'substr($1,0,1)')>)>) + >) dnl +define(KEYWORD,<$1,hash($1),>) dnl +define(TSTART, +<struct prehash { + char *keyword; + int hashval; +} keytab[] = {>) dnl +define(TEND,< "",0 +};>) dnl |