New find action -hide, new find test -hidden

libisoburn/trunk/xorriso/xorriso.1

@@ -1488,6 +1488,11 @@ Matches data files which have MD5 checksums.
 \fB\-has_filter\fR :
 Matches files which are filtered by -set_filter.
 .br
+\fB\-hidden\fR hide_state :
+Matches files which are hidden in "iso_rr" tree, in "joliet" tree,
+in both ("on"), or not hidden in any tree ("off"). Those who are hidden
+in some tree match -not -hidden "off".
+.br
 \fB\-prune\fR :
 If this test is reached and the tested file is a directory then -find will not
 dive into that directory. This test itself does always match. 
@@ -1662,6 +1667,13 @@ E.g.: -exec sort_weight 3 --
 \fBshow_stream\fR
 shows the content stream chain of a data file.
 .br
+\fBhide\fR
+brings the file into one of the hide states "on", "iso_rr", "joliet", "off".
+.br
+E.g.:
+.br
+  -find / -disk_name *_secret -exec hide on
+.br
 \fBfind\fR
 performs another run of -find on the matching file address.
 It accepts the same params as -find, except iso_rr_path.