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 c90dd38f 2004-12-29 devnull  * WARRANTY.  IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE
11 c90dd38f 2004-12-29 devnull  * ANY 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 <stdarg.h>
15 91c13e54 2004-02-29 devnull #include <string.h>
16 e5aa96ac 2004-12-26 devnull #include "plan9.h"
17 91c13e54 2004-02-29 devnull #include "fmt.h"
18 91c13e54 2004-02-29 devnull #include "fmtdef.h"
19 91c13e54 2004-02-29 devnull 
20 91c13e54 2004-02-29 devnull /*
21 91c13e54 2004-02-29 devnull  * public routine for final flush of a formatting buffer
22 91c13e54 2004-02-29 devnull  * to a file descriptor; returns total char count.
23 91c13e54 2004-02-29 devnull  */
24 91c13e54 2004-02-29 devnull int
25 91c13e54 2004-02-29 devnull fmtfdflush(Fmt *f)
26 91c13e54 2004-02-29 devnull {
27 91c13e54 2004-02-29 devnull 	if(__fmtFdFlush(f) <= 0)
28 91c13e54 2004-02-29 devnull 		return -1;
29 91c13e54 2004-02-29 devnull 	return f->nfmt;
30 91c13e54 2004-02-29 devnull }
31 91c13e54 2004-02-29 devnull 
32 91c13e54 2004-02-29 devnull /*
33 91c13e54 2004-02-29 devnull  * initialize an output buffer for buffered printing
34 91c13e54 2004-02-29 devnull  */
35 91c13e54 2004-02-29 devnull int
36 91c13e54 2004-02-29 devnull fmtfdinit(Fmt *f, int fd, char *buf, int size)
37 91c13e54 2004-02-29 devnull {
38 91c13e54 2004-02-29 devnull 	f->runes = 0;
39 91c13e54 2004-02-29 devnull 	f->start = buf;
40 91c13e54 2004-02-29 devnull 	f->to = buf;
41 91c13e54 2004-02-29 devnull 	f->stop = buf + size;
42 91c13e54 2004-02-29 devnull 	f->flush = __fmtFdFlush;
43 91c13e54 2004-02-29 devnull 	f->farg = (void*)fd;
44 91c13e54 2004-02-29 devnull 	f->nfmt = 0;
45 91c13e54 2004-02-29 devnull 	return 0;
46 91c13e54 2004-02-29 devnull }