xref: /original-bsd/lib/libc/stdio/rewind.c (revision c3e32dec)
1 /*-
2  * Copyright (c) 1990, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * This code is derived from software contributed to Berkeley by
6  * Chris Torek.
7  *
8  * %sccs.include.redist.c%
9  */
10 
11 #if defined(LIBC_SCCS) && !defined(lint)
12 static char sccsid[] = "@(#)rewind.c	8.1 (Berkeley) 06/04/93";
13 #endif /* LIBC_SCCS and not lint */
14 
15 #include <errno.h>
16 #include <stdio.h>
17 
18 void
19 rewind(fp)
20 	register FILE *fp;
21 {
22 	(void) fseek(fp, 0L, SEEK_SET);
23 	clearerr(fp);
24 	errno = 0;      /* not required, but seems reasonable */
25 }
26