behavior.
Like
-.BR mlocate(1),
+.BR mlocate (1),
shows all files visible to the calling user (by virtue of
having read and execute permissions on all parent directories),
and none that are not, by means of running with the setgid
\fB\-r\fR, \fB\-\-regexp\fR
Patterns are taken to be POSIX basic regular expressions.
See
-.BR regex(7)
+.BR regex (7)
for more information. Note that this forces a linear scan
through the entire database, which is slow.