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 ANY
11 * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
12 * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
13 */
14 #include "lib9.h"
15 #include "fmtdef.h"
16
17 int
fmtrune(Fmt * f,int r)18 fmtrune(Fmt *f, int r)
19 {
20 Rune *rt;
21 char *t;
22 int n;
23
24 if(f->runes){
25 rt = f->to;
26 FMTRCHAR(f, rt, f->stop, r);
27 f->to = rt;
28 n = 1;
29 }else{
30 t = f->to;
31 FMTRUNE(f, t, f->stop, r);
32 n = t - (char*)f->to;
33 f->to = t;
34 }
35 f->nfmt += n;
36 return 0;
37 }
38