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51 lines
1.5 KiB
51 lines
1.5 KiB
/*
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* Copyright (c) 1988 Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that the above copyright notice and this paragraph are
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* duplicated in all such forms and that any documentation,
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* advertising materials, and other materials related to such
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* distribution and use acknowledge that the software was developed
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* by the University of California, Berkeley. The name of the
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* University may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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static char sccsid[] = "@(#)vfprintf.c 5.2 (Berkeley) 6/27/88";
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#endif /* LIBC_SCCS and not lint */
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#include "config.h"
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#if !HAVE_VPRINTF && HAVE_DOPRNT
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#include <stdio.h>
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#include <varargs.h>
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int
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vfprintf(iop, fmt, ap)
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FILE *iop;
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char *fmt;
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va_list ap;
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{
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int len;
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char localbuf[BUFSIZ];
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if (iop->_flag & _IONBF) {
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iop->_flag &= ~_IONBF;
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iop->_ptr = iop->_base = localbuf;
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len = _doprnt(fmt, ap, iop);
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(void) fflush(iop);
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iop->_flag |= _IONBF;
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iop->_base = NULL;
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iop->_bufsiz = 0;
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iop->_cnt = 0;
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} else
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len = _doprnt(fmt, ap, iop);
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return (ferror(iop) ? EOF : len);
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}
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#endif /* !HAVE_VPRINTF */
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