| /* |
| * The authors of this software are Rob Pike and Ken Thompson. |
| * Copyright (c) 2002 by Lucent Technologies. |
| * Permission to use, copy, modify, and distribute this software for any |
| * purpose without fee is hereby granted, provided that this entire notice |
| * is included in all copies of any software which is or includes a copy |
| * or modification of this software and in all copies of the supporting |
| * documentation for such software. |
| * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED |
| * WARRANTY. IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE |
| * ANY REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY |
| * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE. |
| */ |
| #include <stdarg.h> |
| #include <string.h> |
| #include "plan9.h" |
| #include "utf.h" |
| |
| Rune* |
| runestrchr(Rune *s, Rune c) |
| { |
| Rune c0 = c; |
| Rune c1; |
| |
| if(c == 0) { |
| while(*s++) |
| ; |
| return s-1; |
| } |
| |
| while(c1 = *s++) |
| if(c1 == c0) |
| return s-1; |
| return 0; |
| } |