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https://github.com/the-tcpdump-group/tcpdump.git
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64 lines
1.8 KiB
C
64 lines
1.8 KiB
C
/*
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* Copyright (c) 1995
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that: (1) source code distributions
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* retain the above copyright notice and this paragraph in its entirety, (2)
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* distributions including binary code include the above copyright notice and
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* this paragraph in its entirety in the documentation or other materials
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* provided with the distribution, and (3) all advertising materials mentioning
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* features or use of this software display the following acknowledgement:
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* ``This product includes software developed by the University of California,
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* Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
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* the University nor the names of its contributors may be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#ifndef lint
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static const char rcsid[] =
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"@(#) $Header: /tcpdump/master/tcpdump/vfprintf.c,v 1.3 1999-11-21 09:37:05 fenner Exp $ (LBL)";
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#endif
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <sys/types.h>
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#include <stdio.h>
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#if __STDC__
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#include <stdarg.h>
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#else
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#include <varargs.h>
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#endif
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#include <stdlib.h>
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#include <unistd.h>
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#include "interface.h"
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/*
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* Stock 4.3 doesn't have vfprintf.
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* This routine is due to Chris Torek.
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*/
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vfprintf(f, fmt, args)
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FILE *f;
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char *fmt;
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va_list args;
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{
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int ret;
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if ((f->_flag & _IOWRT) == 0) {
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if (f->_flag & _IORW)
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f->_flag |= _IOWRT;
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else
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return EOF;
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}
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ret = _doprnt(fmt, args, f);
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return ferror(f) ? EOF : ret;
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}
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