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annotate lib/hash-pjw.h @ 9084:2932e92d6e31

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* lib/version-etc.c (version_etc_va): Default to GPLv3+. * NEWS: Document this change.
author Eric Blake <ebb9@byu.net>
date Tue, 10 Jul 2007 12:22:36 +0000
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children bbbbbf4cd1c5
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1 /* hash-pjw.h -- declaration for a simple hash function
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2 Copyright (C) 2001, 2003 Free Software Foundation, Inc.
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3
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4 This program is free software; you can redistribute it and/or modify
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5 it under the terms of the GNU General Public License as published by
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6 the Free Software Foundation; either version 2, or (at your option)
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7 any later version.
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8
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9 This program is distributed in the hope that it will be useful,
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 GNU General Public License for more details.
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13
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14 You should have received a copy of the GNU General Public License
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15 along with this program; see the file COPYING.
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16 If not, write to the Free Software Foundation,
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17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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18
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19 #include <stddef.h>
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20
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21 /* Compute a hash code for a NUL-terminated string starting at X,
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22 and return the hash code modulo TABLESIZE.
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23 The result is platform dependent: it depends on the size of the 'size_t'
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24 type and on the signedness of the 'char' type. */
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25 extern size_t hash_pjw (void const *x, size_t tablesize);