fiss

Friedel's Initialization and Service Supervision
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runestrecpy.c (1004B)


      1 /*
      2  * The authors of this software are Rob Pike and Ken Thompson.
      3  *              Copyright (c) 2002 by Lucent Technologies.
      4  * Permission to use, copy, modify, and distribute this software for any
      5  * purpose without fee is hereby granted, provided that this entire notice
      6  * is included in all copies of any software which is or includes a copy
      7  * or modification of this software and in all copies of the supporting
      8  * documentation for such software.
      9  * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
     10  * WARRANTY.  IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE
     11  * ANY REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
     12  * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
     13  */
     14 #include "plan9.h"
     15 #include "utf.h"
     16 
     17 #include <stdarg.h>
     18 #include <string.h>
     19 
     20 Rune* runestrecpy(Rune* s1, Rune* es1, Rune* s2) {
     21 	if (s1 >= es1)
     22 		return s1;
     23 
     24 	while ((*s1++ = *s2++)) {
     25 		if (s1 == es1) {
     26 			*--s1 = '\0';
     27 			break;
     28 		}
     29 	}
     30 	return s1;
     31 }