openpkg/patch.strnlen.c

Wed, 08 Feb 2012 20:07:00 +0200

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 08 Feb 2012 20:07:00 +0200
changeset 588
300d43423c2e
permissions
-rw-r--r--

Update version, adapt patch, correct PID writing, correct build on newer
FreeBSD releases, and most importantly introduce new patch to try to
avoid segfault caused by multiple network interfaces with the same (or
no) address. This is common when configuring bridges and tunnels.

     1 /* Find the length of STRING, but scan at most MAXLEN characters.
     2    Copyright (C) 2005, 2006, 2007, 2009 Free Software Foundation, Inc.
     3    Written by Simon Josefsson.
     5    This program is free software; you can redistribute it and/or modify
     6    it under the terms of the GNU General Public License as published by
     7    the Free Software Foundation; either version 2, or (at your option)
     8    any later version.
    10    This program is distributed in the hope that it will be useful,
    11    but WITHOUT ANY WARRANTY; without even the implied warranty of
    12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    13    GNU General Public License for more details.
    15    You should have received a copy of the GNU General Public License
    16    along with this program; if not, write to the Free Software Foundation,
    17    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
    19 #include <config.h>
    21 #include <string.h>
    23 /* Find the length of STRING, but scan at most MAXLEN characters.
    24    If no '\0' terminator is found in that many characters, return MAXLEN.  */
    26 size_t
    27 strnlen (const char *string, size_t maxlen)
    28 {
    29   const char *end = memchr (string, '\0', maxlen);
    30   return end ? (size_t) (end - string) : maxlen;
    31 }

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