freebsd-dev/contrib/cpio/lib/xstrndup.c
Peter Wemm c6acfe86c7 Merge gnu cpio 2.6 -> 2.8 changes. Unfortunately, we have massive
conflicts due to radically different approaches to security and bug fixes.
In some cases I re-started from the vendor version and reimplemented our
patches.  Fortunately, this is not enabled by default in -current.
2008-07-10 02:08:00 +00:00

38 lines
1.2 KiB
C

/* Duplicate a bounded initial segment of a string, with out-of-memory
checking.
Copyright (C) 2003, 2006, 2007 Free Software Foundation, Inc.
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>
/* Specification. */
#include "xstrndup.h"
#include <string.h>
#include "xalloc.h"
/* Return a newly allocated copy of at most N bytes of STRING.
In other words, return a copy of the initial segment of length N of
STRING. */
char *
xstrndup (const char *string, size_t n)
{
char *s = strndup (string, n);
if (! s)
xalloc_die ();
return s;
}