diff options
Diffstat (limited to 'usr/src/lib/libbc/libc/stdio/common/rew.c')
| -rw-r--r-- | usr/src/lib/libbc/libc/stdio/common/rew.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/usr/src/lib/libbc/libc/stdio/common/rew.c b/usr/src/lib/libbc/libc/stdio/common/rew.c new file mode 100644 index 0000000000..d56416aed2 --- /dev/null +++ b/usr/src/lib/libbc/libc/stdio/common/rew.c @@ -0,0 +1,44 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License, Version 1.0 only + * (the "License"). You may not use this file except in compliance + * with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* Copyright (c) 1984 AT&T */ +/* All Rights Reserved */ + +#pragma ident "%Z%%M% %I% %E% SMI" /* from S5R2 1.2 */ + +/*LINTLIBRARY*/ +#include <stdio.h> + +extern int fflush(); +extern long lseek(); + +void +rewind(iop) +register FILE *iop; +{ + (void) fflush(iop); + (void) lseek(fileno(iop), 0L, 0); + iop->_cnt = 0; + iop->_ptr = iop->_base; + iop->_flag &= ~(_IOERR | _IOEOF); + if(iop->_flag & _IORW) + iop->_flag &= ~(_IOREAD | _IOWRT); +} |