.\" Copyright (c) 1983 Regents of the University of California.
.\" All rights reserved.  The Berkeley software License Agreement
.\" specifies the terms and conditions for redistribution.
.\"
.\"	@(#)access.3f	6.2 (Berkeley) 5/27/86
.\"
.TH ACCESS 3F "May 27, 1986"
.UC 5
.SH NAME
access \- determine accessibility of a file
.SH SYNOPSIS
.B integer function access (name, mode)
.br
.B character*(*) name, mode
.SH DESCRIPTION
.I Access
checks the given file,
.I name,
for accessibility with respect to the caller according to
.I mode.
.I Mode
may include in any order and in any combination one or more of:
.LP
.nf
.ta 1i 2i
	   \fBr\fR	test for read permission
	   \fBw\fR	test for write permission
	   \fBx\fR	test for execute permission
	(blank)	test for existence
.DT
.fi
.PP
An error code is returned if either argument is illegal, or if the file
cannot be accessed in all of the specified modes.
0 is returned if the specified access would be successful.
.SH FILES
.ie \nM /usr/ucb/lib/libU77.a
.el /usr/lib/libU77.a
.SH "SEE ALSO"
access(2), perror(3F)
.SH BUGS
Pathnames can be no longer than MAXPATHLEN as defined in
.RI < sys/param.h >.