Mercurial > gnulib
view lib/strnlen.c @ 40174:b76c7bdde2bf
*-map tests: Fix compilation error.
* tests/test-array_map.c: Include <limits.h>, for CHAR_BIT.
* tests/test-hash_map.c: Likewise.
* tests/test-linkedhash_map.c: Likewise.
author | Colin Watson <cjwatson@debian.org> |
---|---|
date | Sat, 02 Feb 2019 16:12:09 +0100 |
parents | b06060465f09 |
children |
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/* Find the length of STRING, but scan at most MAXLEN characters. Copyright (C) 2005-2007, 2009-2019 Free Software Foundation, Inc. Written by Simon Josefsson. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, see <https://www.gnu.org/licenses/>. */ #include <config.h> #include <string.h> /* Find the length of STRING, but scan at most MAXLEN characters. If no '\0' terminator is found in that many characters, return MAXLEN. */ size_t strnlen (const char *string, size_t maxlen) { const char *end = memchr (string, '\0', maxlen); return end ? (size_t) (end - string) : maxlen; }