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annotate lib/xstrndup.c @ 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
parents a1d177cd9523
children bbbbbf4cd1c5
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db90c263cc55 Add an include file to module 'strndup'.
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1 /* Duplicate a bounded initial segment of a string, with out-of-memory
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2 checking.
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3 Copyright (C) 2003, 2006, 2007 Free Software Foundation, Inc.
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4
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5 This program is free software; you can redistribute it and/or modify
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6 it under the terms of the GNU General Public License as published by
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7 the Free Software Foundation; either version 2, or (at your option)
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8 any later version.
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9
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10 This program is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 GNU General Public License for more details.
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14
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15 You should have received a copy of the GNU General Public License
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16 along with this program; if not, write to the Free Software Foundation,
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a48fb0e98c8c *** empty log message ***
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17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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18
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05f15d427bf3 * lib/xstrndup.c: Assume config.h.
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19 #include <config.h>
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20
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21 /* Specification. */
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22 #include "xstrndup.h"
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23
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24 #include <string.h>
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25 #include "xalloc.h"
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26
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27 /* Return a newly allocated copy of at most N bytes of STRING.
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28 In other words, return a copy of the initial segment of length N of
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29 STRING. */
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30 char *
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31 xstrndup (const char *string, size_t n)
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32 {
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33 char *s = strndup (string, n);
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34 if (! s)
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35 xalloc_die ();
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36 return s;
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37 }