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FERROR.3
Upload User: jnzhq888
Upload Date: 2007-01-18
Package Size: 51694k
Code Size: 1k
Category:
OS Develop
Development Platform:
WINDOWS
- ." Copyright (c) 1980 Regents of the University of California.
- ." All rights reserved. The Berkeley software License Agreement
- ." specifies the terms and conditions for redistribution.
- ."
- ." @(#)ferror.3s 6.3 (Berkeley) 5/14/86
- ."
- .TH FERROR 3 "May 14, 1986"
- .UC 4
- .SH NAME
- ferror, feof, clearerr, fileno - stream status inquiries
- .SH SYNOPSIS
- .nf
- .ft B
- #include <stdio.h>
- int feof(FILE *fIstreamfP)
- int ferror(FILE *fIstreamfP)
- int clearerr(FILE *fIstreamfP)
- int fileno(FILE *fIstreamfP)
- .ft R
- .fi
- .SH DESCRIPTION
- .B Feof
- returns non-zero when end of file is read on the named input
- .IR stream ,
- otherwise zero.
- Unless cleared by
- .BR clearerr ,
- the end-of-file indication lasts until
- the stream is closed.
- .PP
- .B Ferror
- returns non-zero when an error has occurred reading or writing
- the named
- .IR stream ,
- otherwise zero.
- Unless cleared by
- .BR clearerr ,
- the error indication lasts until
- the stream is closed.
- .PP
- .B Clearerr
- resets the error and end-of-file indicators on the named
- .IR stream .
- .PP
- .B Fileno
- returns the integer file descriptor
- associated with the
- .IR stream ,
- see
- .BR open (2).
- .PP
- Currently all of these functions
- are implemented as macros;
- they cannot be redeclared.
- .SH "SEE ALSO"
- .BR fopen (3),
- .BR open (2).