1 /* Copyright (c) 2002-2006 Lucent Technologies; see LICENSE */
2 #include <stdarg.h>
3 #include <string.h>
4 #include "plan9.h"
5 #include "fmt.h"
6 #include "fmtdef.h"
7 
8 
9 /*
10  * format a string into the output buffer
11  * designed for formats which themselves call fmt,
12  * but ignore any width flags
13  */
14 int
15 fmtvprint(Fmt *f, char *fmt, va_list args)
16 {
17 	va_list va;
18 	int n;
19 
20 	f->flags = 0;
21 	f->width = 0;
22 	f->prec = 0;
23 	VA_COPY(va,f->args);
24 	VA_END(f->args);
25 	VA_COPY(f->args,args);
26 	n = dofmt(f, fmt);
27 	f->flags = 0;
28 	f->width = 0;
29 	f->prec = 0;
30 	VA_END(f->args);
31 	VA_COPY(f->args,va);
32 	VA_END(va);
33 	if(n >= 0)
34 		return 0;
35 	return n;
36 }