diff options
Diffstat (limited to 'gnulib/lib/strnlen.c')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/lib/strnlen.c | 31 |
2 files changed, 31 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/lib/strnlen.c b/gnulib/lib/strnlen.c new file mode 100644 index 0000000..26295cc --- /dev/null +++ b/gnulib/lib/strnlen.c @@ -0,0 +1,31 @@ +/* Find the length of STRING, but scan at most MAXLEN characters. + Copyright (C) 2005-2007, 2009-2011 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, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#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; +} |