fix auto-quoting screwup
[unix-history] / usr / src / sys / stand.att / close.c
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1/*-
2 * Copyright (c) 1982, 1988 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * %sccs.include.proprietary.c%
6 *
38a01dbe 7 * @(#)close.c 7.2 (Berkeley) %G%
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8 */
9
10#include <sys/param.h>
38a01dbe 11#include <stand/saio.h>
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12
13close(fdesc)
14 int fdesc;
15{
16#ifndef SMALL
17 struct iob *file;
18
19 fdesc -= 3;
20 if (fdesc < 0 || fdesc >= SOPEN_MAX ||
21 ((file = &iob[fdesc])->i_flgs&F_ALLOC) == 0) {
22 errno = EBADF;
23 return (-1);
24 }
25 if ((file->i_flgs&F_FILE) == 0)
26 devclose(file);
27 file->i_flgs = 0;
28#endif
29 return (0);
30}