[unix-history] / man / man2 / close.2

.th CLOSE II 8/5/73
.sh NAME
close  \*-  close a file
.sh SYNOPSIS
(close = 6.)
.br
(file descriptor in r0)
.br
.ft B
sys close
.s3
close(fildes)
.s3
.ft R
.sh DESCRIPTION
Given
a file descriptor such as returned from an
.it open,
.it creat,
or
.it pipe
call,
.it close
closes the associated file.
A close of all files is automatic on
.it exit,
but since
processes are limited to 10 simultaneously open files,
.it close
is necessary for programs which deal with many files.
.sh "SEE ALSO"
creat(II), open(II), pipe(II)
.sh DIAGNOSTICS
The error bit
(c-bit) is set for an unknown file descriptor.
From C a \*-1 indicates an error, 0 indicates
success.
Commit	Line	Data
88d0a458 KT	1	.th CLOSE II 8/5/73
	2	.sh NAME
	3	close \*- close a file
	4	.sh SYNOPSIS
	5	(close = 6.)
	6	.br
	7	(file descriptor in r0)
	8	.br
	9	.ft B
	10	sys close
	11	.s3
	12	close(fildes)
	13	.s3
	14	.ft R
	15	.sh DESCRIPTION
	16	Given
	17	a file descriptor such as returned from an
	18	.it open,
	19	.it creat,
	20	or
	21	.it pipe
	22	call,
	23	.it close
	24	closes the associated file.
	25	A close of all files is automatic on
	26	.it exit,
	27	but since
	28	processes are limited to 10 simultaneously open files,
	29	.it close
	30	is necessary for programs which deal with many files.
	31	.sh "SEE ALSO"
	32	creat(II), open(II), pipe(II)
	33	.sh DIAGNOSTICS
	34	The error bit
	35	(c-bit) is set for an unknown file descriptor.
	36	From C a \*-1 indicates an error, 0 indicates
	37	success.