Name

access − determine accessibility of a file

Syntax

integer function access (name, mode)
character*(*) name, mode

Description

The access subroutine checks the given file, name, for accessibility with respect to the caller according to mode.  The mode argument may include in any order and in any combination one or more of:

rtest for read permission
wtest for write permission
xtest for execute permission
(blank)test for existence

An error code is returned if either argument is illegal, or if the file can not be accessed in all of the specified modes.  0 is returned if the specified access would be successful. 

Restrictions

Pathnames can be no longer than MAXPATHLEN as defined in <sys/param.h>. 

Files

/usr/lib/libU77.a

See Also

access(2), perror(3f)