| /* |
| * Copyright (c) 1988 Regents of the University of California. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms are permitted |
| * provided that the above copyright notice and this paragraph are |
| * duplicated in all such forms and that any documentation, |
| * advertising materials, and other materials related to such |
| * distribution and use acknowledge that the software was developed |
| * by the University of California, Berkeley. The name of the |
| * University may not 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 MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
| */ |
| |
| #if defined(LIBC_SCCS) && !defined(lint) |
| static char sccsid[] = "@(#)vfprintf.c 5.2 (Berkeley) 6/27/88"; |
| #endif /* LIBC_SCCS and not lint */ |
| |
| #if !HAVE_VPRINTF && HAVE_DOPRNT |
| #include <stdio.h> |
| #include <varargs.h> |
| |
| int |
| vfprintf(iop, fmt, ap) |
| FILE *iop; |
| char *fmt; |
| va_list ap; |
| { |
| int len; |
| char localbuf[BUFSIZ]; |
| |
| if (iop->_flag & _IONBF) { |
| iop->_flag &= ~_IONBF; |
| iop->_ptr = iop->_base = localbuf; |
| len = _doprnt(fmt, ap, iop); |
| (void) fflush(iop); |
| iop->_flag |= _IONBF; |
| iop->_base = NULL; |
| iop->_bufsiz = 0; |
| iop->_cnt = 0; |
| } else |
| len = _doprnt(fmt, ap, iop); |
| |
| return (ferror(iop) ? EOF : len); |
| } |
| #endif /* !HAVE_VPRINTF */ |
