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Last change
on this file since 3530 was 3529, checked in by bird, 3 years ago |
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Imported grep 3.7 from grep-3.7.tar.gz (sha256: c22b0cf2d4f6bbe599c902387e8058990e1eee99aef333a203829e5fd3dbb342), applying minimal auto-props.
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-
Property svn:eol-style
set to
native
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File size:
1.1 KB
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| 1 | /* Find the length of STRING, but scan at most MAXLEN characters.
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| 2 | Copyright (C) 2005-2007, 2009-2021 Free Software Foundation, Inc.
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| 3 | Written by Simon Josefsson.
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| 4 |
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| 5 | This file is free software: you can redistribute it and/or modify
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| 6 | it under the terms of the GNU Lesser General Public License as
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| 7 | published by the Free Software Foundation; either version 2.1 of the
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| 8 | License, or (at your option) any later version.
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| 9 |
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| 10 | This file 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 Lesser 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 Lesser General Public License
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| 16 | along with this program. If not, see <https://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 | #include <string.h>
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| 21 |
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| 22 | /* Find the length of STRING, but scan at most MAXLEN characters.
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| 23 | If no '\0' terminator is found in that many characters, return MAXLEN. */
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| 24 |
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| 25 | size_t
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| 26 | strnlen (const char *string, size_t maxlen)
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| 27 | {
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| 28 | const char *end = memchr (string, '\0', maxlen);
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| 29 | return end ? (size_t) (end - string) : maxlen;
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| 30 | }
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