1 /*
2 * The authors of this software are Rob Pike and Ken Thompson,
3 * with contributions from Mike Burrows and Sean Dorward.
4 *
5 * Copyright (c) 2002-2006 by Lucent Technologies.
6 * Portions Copyright (c) 2004 Google Inc.
7 *
8 * Permission to use, copy, modify, and distribute this software for any
9 * purpose without fee is hereby granted, provided that this entire notice
10 * is included in all copies of any software which is or includes a copy
11 * or modification of this software and in all copies of the supporting
12 * documentation for such software.
13 * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
14 * WARRANTY. IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES
15 * NOR GOOGLE INC MAKE ANY REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING
16 * THE MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
17 */
18
19 #include <u.h>
20 #include <libc.h>
21 #include "fmtdef.h"
22
23 /*
24 * public routine for final flush of a formatting buffer
25 * to a file descriptor; returns total char count.
26 */
27 int
28 fmtfdflush(Fmt *f)
29 {
30 if(__fmtFdFlush(f) <= 0)
31 return -1;
32 return f->nfmt;
33 }
34
35 /*
36 * initialize an output buffer for buffered printing
37 */
38 int
39 fmtfdinit(Fmt *f, int fd, char *buf, int size)
40 {
41 f->runes = 0;
42 f->start = buf;
43 f->to = buf;
44 f->stop = buf + size;
45 f->flush = __fmtFdFlush;
46 f->farg = (void*)(uintptr_t)fd;
47 f->flags = 0;
48 f->nfmt = 0;
49 fmtlocaleinit(f, nil, nil, nil);
50 return 0;
51 }