-Undelete option
(Mode of delete line cmd on directory list)
OPT UNDelete [off | on | keep]
off :Undo cmd not avail.
on :Save delete data in saving directory(see following
(note)) until session terminate. It can be restored
by Undo cmd entered on the line deleted(*D*)
if dir-list screen is not yet closed.
After closed but session is not yet terminated,
you can undelete the deleted file or dir by Undo cmd
entering on the line of saving dir dir-list.
After terminated editor,you cannot restore deleted
ones anymore.
keep:Save delete data on saving directory and it is not
deleted at session termination.
It can be restore by Undo cmd even after session was
terminated.
Drive free space is not increased after deletion.
Use "z" or "0" delete line cmd without saving delete
data,or DELete/XDD command(this command saves
nothing),or delete unnecessary files from saving
director on directory list.
#ifdef UNX
(note)-Saving directory is ~/xe_undel_nnnnn.(nnnnn:UserID).
This is changed by setting env-variable xe_undel.
#else
(note)-Saving directory is \xe!undel on each drive.
#endif
(note for remote-file)-saved at the same dir as deleted file
renamed as following pattern.
..xe..org-name.._~yymmdd-hhmmss.mmm
Under that,date sub-directories for each days
and session sub-directories for each sessions
under date sub-directories are created,
then deleted files/directories are saved in the
session directory with same name as deleted.
If same name are multiple,file name extension is
changed to 3 digit sequence number.
#ifdef UNX
(ex. ~/xe_undel_01000/01-01-23/000005_D/abcd.001).
#else
(ex. G:\XE!UNDEL\96-01-07\000005!D\abcd.001).
#endif
In the date directory index file is created
corresponding to session directory,which is the
table of save file name and full path name of
deleted files/directories.
#ifdef UNX
(ex. ~/xe_undel_01000/01-01-23/000005_-)
#else
(ex. G:\XE!UNDEL\96-01-07\000005!-)
#endif
Do not update this file until which is not needed.