OpenCoverage

strnlen1.c

Absolute File Name:

/home/opencoverage/opencoverage/guest-scripts/coreutils/src/gnulib/lib/strnlen1.c

Source code

Line Source Count

1 /* Find the length of STRING + 1, but scan at most MAXLEN bytes. -

3 -

4 This program is free software: you can redistribute it and/or modify -

5 it under the terms of the GNU General Public License as published by -

6 the Free Software Foundation; either version 3 of the License, or -

7 (at your option) any later version. -

8 -

9 This program is distributed in the hope that it will be useful, -

10 but WITHOUT ANY WARRANTY; without even the implied warranty of -

11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -

12 GNU General Public License for more details. -

13 -

14 You should have received a copy of the GNU General Public License -

15 along with this program. If not, see <https://www.gnu.org/licenses/>. */ -

16 -

17 #include <config.h> -

18 -

19 /* Specification. */ -

20 #include "strnlen1.h" -

21 -

22 #include <string.h> -

23 -

24 /* Find the length of STRING + 1, but scan at most MAXLEN bytes. -

25 If no '\0' terminator is found in that many characters, return MAXLEN. */ -

26 /* This is the same as strnlen (string, maxlen - 1) + 1. */ -

27 size_t -

28 strnlen1 (const char *string, size_t maxlen) -

29 { -

30 const char *end = (const char *) memchr (string, '\0', maxlen); -

if (end != NULL)

end != ((void *)0)	Description
TRUE	never evaluated
FALSE	never evaluated

return end - string + 1;

never executed: return end - string + 1;

33 else -

return maxlen;

never executed: return maxlen;

35 } -

Source code

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