41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
/* Copyright (C) 1991, 1995, 1996, 1998 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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/* Close a stream. */
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int
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fclose (stream)
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FILE *stream;
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{
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int status;
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if (!__validfp (stream))
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{
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__set_errno (EINVAL);
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return EOF;
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}
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if (stream->__mode.__write &&
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/* Flush the buffer. */
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__flshfp (stream, EOF) == EOF)
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return EOF;
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/* Free the buffer's storage. */
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if (stream->__buffer != NULL && !stream->__userbuf)
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free (stream->__buffer);
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/* Close the system file descriptor. */
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if (stream->__io_funcs.__close != NULL)
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status = (*stream->__io_funcs.__close) (stream->__cookie);
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else if (!stream->__seen && stream->__cookie != NULL)
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status = __stdio_close (stream->__cookie);
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else
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status = 0;
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/* Nuke the stream, making it available for re-use. */
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__invalidate (stream);
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return status < 0 ? EOF : 0;
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}
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