/* * The authors of this software are Rob Pike and Ken Thompson, * with contributions from Mike Burrows and Sean Dorward. * * Copyright (c) 2002-2006 by Lucent Technologies. * Portions Copyright (c) 2004 Google Inc. * * Permission to use, copy, modify, and distribute this software for any * purpose without fee is hereby granted, provided that this entire notice * is included in all copies of any software which is or includes a copy * or modification of this software and in all copies of the supporting * documentation for such software. * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED * WARRANTY. IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES * NOR GOOGLE INC MAKE ANY REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING * THE MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE. */ #include <u.h> #include <libc.h> #include "fmtdef.h" /* * Absorb output without using resources. */ static Rune nullbuf[32]; static int __fmtnullflush(Fmt *f) { f->to = nullbuf; f->nfmt = 0; return 0; } int fmtnullinit(Fmt *f) { memset(f, 0, sizeof *f); f->runes = 1; f->start = nullbuf; f->to = nullbuf; f->stop = nullbuf+nelem(nullbuf); f->flush = __fmtnullflush; fmtlocaleinit(f, nil, nil, nil); return 0; }