lib/libc/string/stpcpy.c

   1 /*      $NetBSD: stpcpy.c,v 1.2 2013/11/06 21:05:27 tron Exp $  */
   2
   3 /*
   4  * Copyright (c) 1999
   5  *      David E. O'Brien
   6  * Copyright (c) 1988, 1993
   7  *      The Regents of the University of California.  All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  * 3. Neither the name of the University nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #include <sys/cdefs.h>
  35 #if defined(LIBC_SCCS) && !defined(lint)
  36 #if 0
  37 static char sccsid[] = "@(#)strcpy.c    8.1 (Berkeley) 6/4/93";
  38 #else
  39 __RCSID("$NetBSD: stpcpy.c,v 1.2 2013/11/06 21:05:27 tron Exp $");
  40 #endif
  41 #endif /* LIBC_SCCS and not lint */
  42 /* FreeBSD: src/lib/libc/string/stpcpy.c,v 1.2 2009/02/28 06:05:37 das Exp */
  43
  44 #include <string.h>
  45
  46 #ifdef _FORTIFY_SOURCE
  47 #undef stpcpy
  48 #endif
  49
  50 char *
  51 stpcpy(char * __restrict to, const char * __restrict from)
  52 {
  53
  54         for (; (*to = *from); ++from, ++to);
  55         return(to);
  56 }