fmtrune.c (1122B)
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 <stdarg.h> 15 #include <string.h> 16 #include "plan9.h" 17 #include "fmt.h" 18 #include "fmtdef.h" 19 20 int 21 fmtrune(Fmt *f, int r) 22 { 23 Rune *rt; 24 char *t; 25 int n; 26 27 if(f->runes){ 28 rt = (Rune*)f->to; 29 FMTRCHAR(f, rt, f->stop, r); 30 f->to = rt; 31 n = 1; 32 }else{ 33 t = (char*)f->to; 34 FMTRUNE(f, t, f->stop, r); 35 n = t - (char*)f->to; 36 f->to = t; 37 } 38 f->nfmt += n; 39 return 0; 40 }