1 91c13e54 2004-02-29 devnull /*
 2 91c13e54 2004-02-29 devnull  * The authors of this software are Rob Pike and Ken Thompson.
 3 91c13e54 2004-02-29 devnull  *              Copyright (c) 2002 by Lucent Technologies.
 4 91c13e54 2004-02-29 devnull  * Permission to use, copy, modify, and distribute this software for any
 5 91c13e54 2004-02-29 devnull  * purpose without fee is hereby granted, provided that this entire notice
 6 91c13e54 2004-02-29 devnull  * is included in all copies of any software which is or includes a copy
 7 91c13e54 2004-02-29 devnull  * or modification of this software and in all copies of the supporting
 8 91c13e54 2004-02-29 devnull  * documentation for such software.
 9 91c13e54 2004-02-29 devnull  * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
10 91c13e54 2004-02-29 devnull  * WARRANTY.  IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE ANY
11 91c13e54 2004-02-29 devnull  * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
12 91c13e54 2004-02-29 devnull  * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
13 91c13e54 2004-02-29 devnull  */
14 91c13e54 2004-02-29 devnull #include <stdlib.h>
15 91c13e54 2004-02-29 devnull #include <stdarg.h>
16 91c13e54 2004-02-29 devnull #include "fmt.h"
17 91c13e54 2004-02-29 devnull #include "fmtdef.h"
18 91c13e54 2004-02-29 devnull 
19 91c13e54 2004-02-29 devnull /*
20 91c13e54 2004-02-29 devnull  * print into an allocated string buffer
21 91c13e54 2004-02-29 devnull  */
22 91c13e54 2004-02-29 devnull char*
23 91c13e54 2004-02-29 devnull vsmprint(char *fmt, va_list args)
24 91c13e54 2004-02-29 devnull {
25 91c13e54 2004-02-29 devnull 	Fmt f;
26 91c13e54 2004-02-29 devnull 	int n;
27 91c13e54 2004-02-29 devnull 
28 91c13e54 2004-02-29 devnull 	if(fmtstrinit(&f) < 0)
29 91c13e54 2004-02-29 devnull 		return nil;
30 91c13e54 2004-02-29 devnull 	f.args = args;
31 91c13e54 2004-02-29 devnull 	n = dofmt(&f, fmt);
32 91c13e54 2004-02-29 devnull 	if(n < 0)
33 91c13e54 2004-02-29 devnull 		return nil;
34 91c13e54 2004-02-29 devnull 	*(char*)f.to = '\0';
35 91c13e54 2004-02-29 devnull 	return (char*)f.start;
36 91c13e54 2004-02-29 devnull }