37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
/* isatty.c
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Copyright (c) 1994-2009 Red Hat, Inc. All rights reserved.
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Copyright (c) 2012 Adapteva, Inc.
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This copyrighted material is made available to anyone wishing to use,
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modify, copy, or redistribute it subject to the terms and conditions
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of the BSD License. This program is distributed in the hope that
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it will be useful, but WITHOUT ANY WARRANTY expressed or implied,
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including the implied warranties of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. A copy of this license is available at
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http://www.opensource.org/licenses. Any Red Hat trademarks that are
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incorporated in the source code or documentation are not subject to
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the BSD License and may only be used or replicated with the express
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permission of Red Hat, Inc. */
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/* Dumb implementation so programs will at least run. */
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#include <sys/stat.h>
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#include <errno.h>
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#include "epiphany-syscalls.h"
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int
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_isatty (int fd)
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{
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struct stat buf;
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if (_fstat (fd, &buf) < 0) {
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errno = EBADF;
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return 0;
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}
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if (S_ISCHR (buf.st_mode))
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return 1;
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errno = ENOTTY;
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return 0;
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}
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