glibc/string/strndup.c
Roland McGrath 635eb0b5f5 Sat Jun 29 00:02:11 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* string/strndup.c (strndup): Properly terminate the new
	string; add missing second argument to strnlen.
	* string/string.h (strndupa): Likewise.
1996-07-01 16:32:03 +00:00

39 lines
1.1 KiB
C

/* Copyright (C) 1996 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
char *
strndup (const char *s, size_t n)
{
size_t len = strnlen (s, n);
char *new = malloc (len + 1);
if (new == NULL)
return NULL;
memcpy (new, s, len);
new[len] = '\0';
return new;
}