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272
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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 3 of the License, or
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8 (at your option) 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, see <http://www.gnu.org/licenses/>. */
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17
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18 #include <config.h>
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19
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20 /* Specification. */
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21 #include "xstrndup.h"
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22
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23 #include <string.h>
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24 #include "xalloc.h"
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25
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26 /* Return a newly allocated copy of at most N bytes of STRING.
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27 In other words, return a copy of the initial segment of length N of
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28 STRING. */
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29 char *
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30 xstrndup (const char *string, size_t n)
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31 {
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32 char *s = strndup (string, n);
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33 if (! s)
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34 xalloc_die ();
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35 return s;
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36 }
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