| 1 | /* Find the length of STRING, but scan at most MAXLEN characters.
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| 2 | Copyright (C) 2005 Free Software Foundation, Inc.
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| 3 | Written by Simon Josefsson.
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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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| 17 | Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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| 18 |
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| 19 | #ifndef STRNLEN_H
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| 20 | #define STRNLEN_H
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| 21 |
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| 22 | /* Get strnlen declaration, if available. */
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| 23 | #include <string.h>
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| 24 |
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| 25 | #if defined HAVE_DECL_STRNLEN && !HAVE_DECL_STRNLEN
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| 26 | /* Find the length (number of bytes) of STRING, but scan at most
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| 27 | MAXLEN bytes. If no '\0' terminator is found in that many bytes,
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| 28 | return MAXLEN. */
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| 29 | extern size_t strnlen(const char *string, size_t maxlen);
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| 30 | #endif
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| 31 |
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| 32 | #endif /* STRNLEN_H */
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