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- /* This is file VFPRINTF.C */
- /* This file may have been modified by DJ Delorie (Jan 1991). If so,
- ** these modifications are Coyright (C) 1993 DJ Delorie, 24 Kirsten Ave,
- ** Rochester NH, 03867-2954, USA.
- */
-
- /*
- * Copyright (c) 1988 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms are permitted provided
- * that: (1) source distributions retain this entire copyright notice and
- * comment, and (2) distributions including binaries display the following
- * acknowledgement: ``This product includes software developed by the
- * University of California, Berkeley and its contributors'' in the
- * documentation or other materials provided with the distribution and in
- * all advertising materials mentioning features or use of this software.
- * 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.
- */
-
- #if defined(LIBC_SCCS) && !defined(lint)
- static char sccsid[] = "@(#)vfprintf.c 5.4 (Berkeley) 6/30/90";
- #endif /* LIBC_SCCS and not lint */
-
- #include <stdio.h>
- #include <varargs.h>
-
- int
- vfprintf(FILE *iop, const char *fmt, ...)
- {
- int len;
- char localbuf[BUFSIZ];
-
- if (iop->_flag & _IONBF) {
- iop->_flag &= ~_IONBF;
- iop->_ptr = iop->_base = localbuf;
- iop->_bufsiz = BUFSIZ;
- len = _doprnt(fmt, (&fmt)[1], iop);
- (void)fflush(iop);
- iop->_flag |= _IONBF;
- iop->_base = NULL;
- iop->_bufsiz = 0;
- iop->_cnt = 0;
- } else
- len = _doprnt(fmt, (&fmt)[1], iop);
- return (ferror(iop) ? EOF : len);
- }
-