1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
|
.\" Copyright (c) 1990, 1991 The Regents of the University of California.
.\" All rights reserved.
.\"
.\" This code is derived from software contributed to Berkeley by
.\" Chris Torek and the American National Standards Committee X3,
.\" on Information Processing Systems.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\" notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\" notice, this list of conditions and the following disclaimer in the
.\" documentation and/or other materials provided with the distribution.
.\" 3. All advertising materials mentioning features or use of this software
.\" must display the following acknowledgement:
.\" This product includes software developed by the University of
.\" California, Berkeley and its contributors.
.\" 4. Neither the name of the University nor the names of its contributors
.\" may be used to endorse or promote products derived from this software
.\" without specific prior written permission.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)ferror.3 6.8 (Berkeley) 6/29/91
.\"
.\"
.\" Converted for Linux, Mon Nov 29 14:24:40 1993, faith@cs.unc.edu
.\"
.TH FERROR 3 "29/11/1993" "Pgina de Manual do BSD" "Manual do Programador do Linux"
.SH NOME
clearerr, feof, ferror, fileno \- verifica e reinicia o estado de uma stream
(arquivo aberto)
.SH SINOPSE
.B #include <stdio.h>
.sp
.BI "void clearerr( FILE *" stream );
.br
.BI "int feof( FILE *" stream );
.br
.BI "int ferror( FILE *" stream );
.br
.BI "int fileno( FILE *" stream );
.SH DESCRIO
A funo
.B clearerr
limpa os indicadores de fim de arquivo e de erro para a stream apontada por
.IR stream .
.PP
A funo
.B feof
testa o indicador de fim de arquivo para a stream apontada por
.IR stream ,
retornando no-zero se ele est ligado. O indicador de fim de arquivo
somente pode ser limpado pela funo
.BR clearerr .
.PP
A funo
.B ferror
testa o indicador de erro para a stream apontada por
.IR stream ,
retornando no-zero se ele est ligado. O indicador de erro s pode ser
reinicializado pela funo
.B clearerr.
.PP
A funo
.B fileno
examina o argumento
.I stream
e retorna o seu descritor inteiro.
.SH ERROS
Estas funes no devem falhar e no ajustam a varivel externa
.IR errno .
.SH VEJA TAMBM
.BR open "(2), " stdio (3)
.SH PADRES
As funes
.BR clearerr ,
.BR feof ,
e
.BR ferror
de acordo com o X3.159-1989 (``ANSI C'').
|
