/* $NetBSD: vfprintf.c,v 1.3 2004/09/27 23:04:25 dyoung Exp $ */ /* * Copyright (c) 1995 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that: (1) source code distributions * retain the above copyright notice and this paragraph in its entirety, (2) * distributions including binary code include the above copyright notice and * this paragraph in its entirety in the documentation or other materials * provided with the distribution, and (3) all advertising materials mentioning * features or use of this software display the following acknowledgement: * ``This product includes software developed by the University of California, * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of * the University nor the names of its contributors may be used to endorse * or promote products derived from this software without specific prior * written permission. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #include #ifndef lint #if 0 static const char rcsid[] _U_ = "@(#) Header: /tcpdump/master/tcpdump/vfprintf.c,v 1.4.8.2 2003/11/16 08:51:58 guy Exp (LBL)"; #else __RCSID("$NetBSD: vfprintf.c,v 1.3 2004/09/27 23:04:25 dyoung Exp $"); #endif #endif #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include #include #include #include #include "interface.h" /* * Stock 4.3 doesn't have vfprintf. * This routine is due to Chris Torek. */ vfprintf(f, fmt, args) FILE *f; char *fmt; va_list args; { int ret; if ((f->_flag & _IOWRT) == 0) { if (f->_flag & _IORW) f->_flag |= _IOWRT; else return EOF; } ret = _doprnt(fmt, args, f); return ferror(f) ? EOF : ret; }