xref: /Universal-ctags/gnulib/strnlen1.h (revision a939078a69878851c19820eb92e6cb95ba429546)
1*a939078aSHiroo HAYASHI /* Find the length of STRING + 1, but scan at most MAXLEN bytes.
2*a939078aSHiroo HAYASHI    Copyright (C) 2005, 2009-2021 Free Software Foundation, Inc.
3*a939078aSHiroo HAYASHI 
4*a939078aSHiroo HAYASHI    This file is free software: you can redistribute it and/or modify
5*a939078aSHiroo HAYASHI    it under the terms of the GNU Lesser General Public License as
6*a939078aSHiroo HAYASHI    published by the Free Software Foundation; either version 2.1 of the
7*a939078aSHiroo HAYASHI    License, or (at your option) any later version.
8*a939078aSHiroo HAYASHI 
9*a939078aSHiroo HAYASHI    This file is distributed in the hope that it will be useful,
10*a939078aSHiroo HAYASHI    but WITHOUT ANY WARRANTY; without even the implied warranty of
11*a939078aSHiroo HAYASHI    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12*a939078aSHiroo HAYASHI    GNU Lesser General Public License for more details.
13*a939078aSHiroo HAYASHI 
14*a939078aSHiroo HAYASHI    You should have received a copy of the GNU Lesser General Public License
15*a939078aSHiroo HAYASHI    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
16*a939078aSHiroo HAYASHI 
17*a939078aSHiroo HAYASHI #ifndef _STRNLEN1_H
18*a939078aSHiroo HAYASHI #define _STRNLEN1_H
19*a939078aSHiroo HAYASHI 
20*a939078aSHiroo HAYASHI #include <stddef.h>
21*a939078aSHiroo HAYASHI 
22*a939078aSHiroo HAYASHI 
23*a939078aSHiroo HAYASHI #ifdef __cplusplus
24*a939078aSHiroo HAYASHI extern "C" {
25*a939078aSHiroo HAYASHI #endif
26*a939078aSHiroo HAYASHI 
27*a939078aSHiroo HAYASHI 
28*a939078aSHiroo HAYASHI /* Find the length of STRING + 1, but scan at most MAXLEN bytes.
29*a939078aSHiroo HAYASHI    If no '\0' terminator is found in that many characters, return MAXLEN.  */
30*a939078aSHiroo HAYASHI /* This is the same as strnlen (string, maxlen - 1) + 1.  */
31*a939078aSHiroo HAYASHI extern size_t strnlen1 (const char *string, size_t maxlen)
32*a939078aSHiroo HAYASHI   _GL_ATTRIBUTE_PURE;
33*a939078aSHiroo HAYASHI 
34*a939078aSHiroo HAYASHI 
35*a939078aSHiroo HAYASHI #ifdef __cplusplus
36*a939078aSHiroo HAYASHI }
37*a939078aSHiroo HAYASHI #endif
38*a939078aSHiroo HAYASHI 
39*a939078aSHiroo HAYASHI 
40*a939078aSHiroo HAYASHI #endif /* _STRNLEN1_H */
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