fiss

Friedel's Initialization and Service Supervision
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fmtnull.c (529B)

      1 /* Copyright (c) 2004 Google Inc.; see LICENSE */
      2 #include "fmt.h"
      3 #include "fmtdef.h"
      4 #include "plan9.h"
      5 
      6 #include <stdarg.h>
      7 #include <string.h>
      8 
      9 /*
     10  * Absorb output without using resources.
     11  */
     12 static Rune nullbuf[32];
     13 
     14 static int
     15 __fmtnullflush(Fmt* f) {
     16 	f->to   = nullbuf;
     17 	f->nfmt = 0;
     18 	return 0;
     19 }
     20 
     21 int fmtnullinit(Fmt* f) {
     22 	memset(f, 0, sizeof *f);
     23 	f->runes = 1;
     24 	f->start = nullbuf;
     25 	f->to    = nullbuf;
     26 	f->stop  = nullbuf + nelem(nullbuf);
     27 	f->flush = __fmtnullflush;
     28 	fmtlocaleinit(f, nil, nil, nil);
     29 	return 0;
     30 }