1da2e3ebdSchin /***********************************************************************
2da2e3ebdSchin * *
3da2e3ebdSchin * This software is part of the ast package *
4*3e14f97fSRoger A. Faulkner * Copyright (c) 1985-2010 AT&T Intellectual Property *
5da2e3ebdSchin * and is licensed under the *
6da2e3ebdSchin * Common Public License, Version 1.0 *
77c2fbfb3SApril Chin * by AT&T Intellectual Property *
8da2e3ebdSchin * *
9da2e3ebdSchin * A copy of the License is available at *
10da2e3ebdSchin * http://www.opensource.org/licenses/cpl1.0.txt *
11da2e3ebdSchin * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
12da2e3ebdSchin * *
13da2e3ebdSchin * Information and Software Systems Research *
14da2e3ebdSchin * AT&T Research *
15da2e3ebdSchin * Florham Park NJ *
16da2e3ebdSchin * *
17da2e3ebdSchin * Glenn Fowler <gsf@research.att.com> *
18da2e3ebdSchin * David Korn <dgk@research.att.com> *
19da2e3ebdSchin * Phong Vo <kpv@research.att.com> *
20da2e3ebdSchin * *
21da2e3ebdSchin ***********************************************************************/
22da2e3ebdSchin #pragma prototyped
23da2e3ebdSchin
24da2e3ebdSchin #include "stdhdr.h"
25da2e3ebdSchin
26da2e3ebdSchin int
setvbuf(Sfio_t * f,char * buf,int type,size_t size)27da2e3ebdSchin setvbuf(Sfio_t* f, char* buf, int type, size_t size)
28da2e3ebdSchin {
29da2e3ebdSchin STDIO_INT(f, "setvbuf", int, (Sfio_t*, char*, int, size_t), (f, buf, type, size))
30da2e3ebdSchin
31da2e3ebdSchin if (type == _IOLBF)
32da2e3ebdSchin sfset(f, SF_LINE, 1);
33da2e3ebdSchin else if (f->flags & SF_STRING)
34da2e3ebdSchin return -1;
35da2e3ebdSchin else if (type == _IONBF)
36da2e3ebdSchin {
37da2e3ebdSchin sfsync(f);
38da2e3ebdSchin sfsetbuf(f, NiL, 0);
39da2e3ebdSchin }
40da2e3ebdSchin else if (type == _IOFBF)
41da2e3ebdSchin {
42da2e3ebdSchin if (size == 0)
43da2e3ebdSchin size = SF_BUFSIZE;
44da2e3ebdSchin sfsync(f);
45da2e3ebdSchin sfsetbuf(f, (Void_t*)buf, size);
46da2e3ebdSchin }
47da2e3ebdSchin return 0;
48da2e3ebdSchin }
49