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    1: /*      $OpenBSD: strcpy.c,v 1.8 2005/08/08 08:05:37 espie Exp $     */
    2: 
    3: /*
    4:  * Copyright (c) 1988 Regents of the University of California.
    5:  * All rights reserved.
    6:  *
    7:  * Redistribution and use in source and binary forms, with or without
    8:  * modification, are permitted provided that the following conditions
    9:  * are met:
   10:  * 1. Redistributions of source code must retain the above copyright
   11:  *    notice, this list of conditions and the following disclaimer.
   12:  * 2. Redistributions in binary form must reproduce the above copyright
   13:  *    notice, this list of conditions and the following disclaimer in the
   14:  *    documentation and/or other materials provided with the distribution.
   15:  * 3. Neither the name of the University nor the names of its contributors
   16:  *    may be used to endorse or promote products derived from this software
   17:  *    without specific prior written permission.
   18:  *
   19:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   20:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   21:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   22:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   23:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   24:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   25:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   26:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   27:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   28:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   29:  * SUCH DAMAGE.
   30:  */
   31: 
   32: #if !defined(_KERNEL) && !defined(_STANDALONE)
   33: #include <string.h>
   34: #else
   35: #include <lib/libkern/libkern.h>
   36: #endif
   37: 
   38: #if defined(APIWARN)
   39: __warn_references(strcpy,
   40:     "warning: strcpy() is almost always misused, please use strlcpy()");
   41: #endif
   42: 
   43: char *
   44: strcpy(char *to, const char *from)
   45: {
   46:         char *save = to;
   47: 
   48:         for (; (*to = *from) != '\0'; ++from, ++to);
   49:         return(save);
   50: }