tfmtnull.c - plan9port - [fork] Plan 9 from user space
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tfmtnull.c (520B)
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1 /* Copyright (c) 2004 Google Inc.; 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 * Absorb output without using resources.
10 */
11 static Rune nullbuf[32];
12
13 static int
14 __fmtnullflush(Fmt *f)
15 {
16 f->to = nullbuf;
17 f->nfmt = 0;
18 return 0;
19 }
20
21 int
22 fmtnullinit(Fmt *f)
23 {
24 memset(f, 0, sizeof *f);
25 f->runes = 1;
26 f->start = nullbuf;
27 f->to = nullbuf;
28 f->stop = nullbuf+nelem(nullbuf);
29 f->flush = __fmtnullflush;
30 fmtlocaleinit(f, nil, nil, nil);
31 return 0;
32 }