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-rw-r--r--usr.bin/m4/TEST/hash.m457
1 files changed, 57 insertions, 0 deletions
diff --git a/usr.bin/m4/TEST/hash.m4 b/usr.bin/m4/TEST/hash.m4
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+# $OpenBSD: hash.m4,v 1.2 1996/06/26 05:36:19 deraadt 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. All advertising materials mentioning features or use of this software
+# must display the following acknowledgement:
+# This product includes software developed by the University of
+# California, Berkeley and its contributors.
+# 4. 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