mirror of
git://git.code.sf.net/p/cdesktopenv/code
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49 lines
2 KiB
C
49 lines
2 KiB
C
/***********************************************************************
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* *
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* This software is part of the ast package *
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* Copyright (c) 1985-2011 AT&T Intellectual Property *
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* and is licensed under the *
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* Eclipse Public License, Version 1.0 *
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* by AT&T Intellectual Property *
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* *
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* A copy of the License is available at *
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* http://www.eclipse.org/org/documents/epl-v10.html *
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* (with md5 checksum b35adb5213ca9657e911e9befb180842) *
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* *
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* Information and Software Systems Research *
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* AT&T Research *
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* Florham Park NJ *
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* *
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* Glenn Fowler <gsf@research.att.com> *
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* David Korn <dgk@research.att.com> *
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* Phong Vo <kpv@research.att.com> *
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* *
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***********************************************************************/
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#pragma prototyped
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#include "stdhdr.h"
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int
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setvbuf(Sfio_t* f, char* buf, int type, size_t size)
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{
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STDIO_INT(f, "setvbuf", int, (Sfio_t*, char*, int, size_t), (f, buf, type, size))
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if (type == _IOLBF)
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sfset(f, SF_LINE, 1);
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else if (f->flags & SF_STRING)
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return -1;
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else if (type == _IONBF)
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{
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sfsync(f);
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sfsetbuf(f, NiL, 0);
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}
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else if (type == _IOFBF)
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{
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if (size == 0)
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size = SF_BUFSIZE;
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sfsync(f);
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sfsetbuf(f, (Void_t*)buf, size);
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}
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return 0;
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}
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