1 /* Implement the xstrndup function.
2 Copyright (C) 2005 Free Software Foundation, Inc.
3 Written by Kaveh R. Ghazi <ghazi@caip.rutgers.edu>.
5 This file is part of the libiberty library.
6 Libiberty is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Library General Public
8 License as published by the Free Software Foundation; either
9 version 2 of the License, or (at your option) any later version.
11 Libiberty is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Library General Public License for more details.
16 You should have received a copy of the GNU Library General Public
17 License along with libiberty; see the file COPYING.LIB. If
18 not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
19 Boston, MA 02110-1301, USA. */
23 @deftypefn Replacement char* xstrndup (const char *@var{s}, size_t @var{n})
25 Returns a pointer to a copy of @var{s} with at most @var{n} characters
26 without fail, using @code{xmalloc} to obtain memory. The result is
27 always NUL terminated.
36 #include <sys/types.h>
40 # ifdef HAVE_STRINGS_H
45 #include "libiberty.h"
48 xstrndup (const char *s
, size_t n
)
51 size_t len
= strlen (s
);
56 result
= XNEWVEC (char, len
+ 1);
59 return (char *) memcpy (result
, s
, len
);
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