1 85231fd8 2006-05-21 devnull /* Copyright (c) 2002-2006 Lucent Technologies; see LICENSE */
 2 91c13e54 2004-02-29 devnull #include <stdarg.h>
 3 91c13e54 2004-02-29 devnull #include <string.h>
 4 e5aa96ac 2004-12-26 devnull #include "plan9.h"
 5 91c13e54 2004-02-29 devnull #include "fmt.h"
 6 91c13e54 2004-02-29 devnull #include "fmtdef.h"
 7 91c13e54 2004-02-29 devnull 
 8 91c13e54 2004-02-29 devnull /* format the output into f->to and return the number of characters fmted  */
 9 91c13e54 2004-02-29 devnull 
10 85231fd8 2006-05-21 devnull /* BUG: THIS FILE IS NOT UPDATED TO THE  NEW SPEC */
11 91c13e54 2004-02-29 devnull int
12 91c13e54 2004-02-29 devnull dorfmt(Fmt *f, const Rune *fmt)
13 91c13e54 2004-02-29 devnull {
14 91c13e54 2004-02-29 devnull 	Rune *rt, *rs;
15 91c13e54 2004-02-29 devnull 	int r;
16 91c13e54 2004-02-29 devnull 	char *t, *s;
17 91c13e54 2004-02-29 devnull 	int nfmt;
18 91c13e54 2004-02-29 devnull 
19 91c13e54 2004-02-29 devnull 	nfmt = f->nfmt;
20 91c13e54 2004-02-29 devnull 	for(;;){
21 91c13e54 2004-02-29 devnull 		if(f->runes){
22 85231fd8 2006-05-21 devnull 			rt = (Rune*)f->to;
23 85231fd8 2006-05-21 devnull 			rs = (Rune*)f->stop;
24 91c13e54 2004-02-29 devnull 			while((r = *fmt++) && r != '%'){
25 91c13e54 2004-02-29 devnull 				FMTRCHAR(f, rt, rs, r);
26 91c13e54 2004-02-29 devnull 			}
27 91c13e54 2004-02-29 devnull 			f->nfmt += rt - (Rune *)f->to;
28 91c13e54 2004-02-29 devnull 			f->to = rt;
29 91c13e54 2004-02-29 devnull 			if(!r)
30 91c13e54 2004-02-29 devnull 				return f->nfmt - nfmt;
31 91c13e54 2004-02-29 devnull 			f->stop = rs;
32 91c13e54 2004-02-29 devnull 		}else{
33 85231fd8 2006-05-21 devnull 			t = (char*)f->to;
34 85231fd8 2006-05-21 devnull 			s = (char*)f->stop;
35 91c13e54 2004-02-29 devnull 			while((r = *fmt++) && r != '%'){
36 91c13e54 2004-02-29 devnull 				FMTRUNE(f, t, f->stop, r);
37 91c13e54 2004-02-29 devnull 			}
38 91c13e54 2004-02-29 devnull 			f->nfmt += t - (char *)f->to;
39 91c13e54 2004-02-29 devnull 			f->to = t;
40 91c13e54 2004-02-29 devnull 			if(!r)
41 91c13e54 2004-02-29 devnull 				return f->nfmt - nfmt;
42 91c13e54 2004-02-29 devnull 			f->stop = s;
43 91c13e54 2004-02-29 devnull 		}
44 91c13e54 2004-02-29 devnull 
45 85231fd8 2006-05-21 devnull 		fmt = (Rune*)__fmtdispatch(f, (Rune*)fmt, 1);
46 91c13e54 2004-02-29 devnull 		if(fmt == nil)
47 91c13e54 2004-02-29 devnull 			return -1;
48 91c13e54 2004-02-29 devnull 	}
49 91c13e54 2004-02-29 devnull 	return 0;		/* not reached */
50 91c13e54 2004-02-29 devnull }