xref: /original-bsd/lib/libc/stdio/setbuffer.c (revision fbdd7ea9)
1 /*-
2  * Copyright (c) 1990 The Regents of the University of California.
3  * 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[] = "@(#)setbuffer.c	5.3 (Berkeley) 01/20/91";
13 #endif /* LIBC_SCCS and not lint */
14 
15 #include <stdio.h>
16 #include <stdlib.h>
17 
18 void
19 setbuffer(fp, buf, size)
20 	register FILE *fp;
21 	char *buf;
22 	int size;
23 {
24 	(void) setvbuf(fp, buf, buf ? _IONBF : _IOFBF, size);
25 }
26 
27 /*
28  * set line buffering
29  */
30 setlinebuf(fp)
31 	FILE *fp;
32 {
33 	(void) setvbuf(fp, (char *)NULL, _IOLBF, (size_t)0);
34 	return (0);	/* ??? */
35 }
36