1 7f11104a 2003-12-11 devnull #include <u.h>
 2 7f11104a 2003-12-11 devnull #include <libc.h>
 3 7f11104a 2003-12-11 devnull #include "libString.h"
 4 7f11104a 2003-12-11 devnull 
 5 7f11104a 2003-12-11 devnull String*
 6 7f11104a 2003-12-11 devnull s_unique(String *s)
 7 7f11104a 2003-12-11 devnull {
 8 7f11104a 2003-12-11 devnull 	String *p;
 9 7f11104a 2003-12-11 devnull 
10 7f11104a 2003-12-11 devnull 	if(s->ref > 1){
11 7f11104a 2003-12-11 devnull 		p = s;
12 7f11104a 2003-12-11 devnull 		s = s_clone(p);
13 7f11104a 2003-12-11 devnull 		s_free(p);
14 7f11104a 2003-12-11 devnull 	}
15 7f11104a 2003-12-11 devnull 	return s;
16 7f11104a 2003-12-11 devnull }