98 lines
3.0 KiB
Groff
98 lines
3.0 KiB
Groff
.\" $NetBSD: fclose.3,v 1.6 2002/02/07 07:00:24 ross Exp $
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.\"
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.\" Copyright (c) 1990, 1991, 1993
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.\" The Regents of the University of California. All rights reserved.
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.\"
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.\" This code is derived from software contributed to Berkeley by
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.\" Chris Torek and the American National Standards Committee X3,
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.\" on Information Processing Systems.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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.\" This product includes software developed by the University of
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.\" California, Berkeley and its contributors.
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.\" 4. Neither the name of the University nor the names of its contributors
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.\" may be used to endorse or promote products derived from this software
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.\" without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" @(#)fclose.3 8.1 (Berkeley) 6/4/93
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.\"
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.Dd June 4, 1993
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.Dt FCLOSE 3
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.Os
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.Sh NAME
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.Nm fclose
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.Nd close a stream
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.Sh LIBRARY
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.Lb libc
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.Sh SYNOPSIS
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.Fd #include \*[Lt]stdio.h\*[Gt]
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.Ft int
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.Fn fclose "FILE *stream"
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.Sh DESCRIPTION
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The
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.Fn fclose
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function
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dissociates the named
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.Fa stream
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from its underlying file or set of functions.
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If the stream was being used for output, any buffered data is written
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first, using
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.Xr fflush 3 .
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.Sh RETURN VALUES
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Upon successful completion 0 is returned.
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Otherwise,
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.Dv EOF
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is returned and the global variable
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.Va errno
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is set to indicate the error.
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In either case no further access to the stream is possible.
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.Sh ERRORS
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.Bl -tag -width Er
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.It Bq Er EBADF
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The argument
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.Fa stream
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is not an open stream.
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.El
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.Pp
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The
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.Fn fclose
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function
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may also fail and set
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.Va errno
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for any of the errors specified for the routines
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.Xr close 2
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or
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.Xr fflush 3 .
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.Sh SEE ALSO
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.Xr close 2 ,
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.Xr fflush 3 ,
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.Xr fopen 3 ,
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.Xr setbuf 3
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.Sh STANDARDS
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The
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.Fn fclose
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function
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conforms to
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.St -ansiC .
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