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Language/OS - Multiplatform Resource Library
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LANGUAGE OS.iso
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groff108.lha
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groff-1.08
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common.cc
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1992-08-03
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39 lines
/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
groff is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 2, or (at your option) any later
version.
groff is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License along
with groff; see the file COPYING. If not, write to the Free Software
Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
unsigned hash(const char *s, int len)
{
#if 0
unsigned h = 0, g;
while (*s != '\0') {
h <<= 4;
h += *s++;
if ((g = h & 0xf0000000) != 0) {
h ^= g >> 24;
h ^= g;
}
}
#endif
unsigned h = 0;
while (--len >= 0)
h = *s++ + 65587*h;
return h;
}