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DIR COMMAND
9. 1 - - Use
look like:
FFFFFFFF.SS
WDSCN# RRRR ZZZZ DD
where the symbols take on the following meanings:
Sqmbol
Meaning
------
-------
FFFFFFFF
File name
55
SU-rrix
WDSCN#
Att-ributes
RRRR
RIB address
ZZZZ
File size
DD
Director\j entry number
The
file
name and suffix are,
of coursel obvious.
The rile
attributes are always displayed
as
a
six-character
r~e~u.
The
presence of a letter or number in a specific position of
the attribute field indicates that the
particular
attribute
applies to the file.
A period in a position of the attribute
field indicates that the particular attribute does not apply.
The
following
letters
(and
positions)
are defined in the
attribute field:
W D SeN
#
File
format (O=user
derined;
2=memory-imagel
3=b i
nary
rec
ord,
5=ASC I I
-rec
ord,
7=ASCII-converted-
binary record)
Non-compressed spaces
Contiguous space allocation
System rile
Delete protection
Write protection
T h
us,
i f
the
If
W
II
i
s dis
P 1
aye
d
I
the
f i
l e i s
wr
i
t e
pro t e c ted.
I
f
noll
W "
i s dis
P 1
aye d
I
the'
r
i
1
e
i
s not wr i t e pro tee ted
i
i f
the
"C"
is displayedl
the file is allocated contiguous spacei
if no
"C"
is displayed, the file is segmented; etc.
The
remainder
Or
the
fields
of
the
director~
entry
contairi only hexadecimal numbers.
The
RRRR
field
contains
the
physical
sector number
o~
the first sector of the file.
This sector is
known
as
the
file's
Ret~ieval
Information
Block
(RIB>'
It
is described in detail in Chapte-r
24.
The
RIB
contains the allocation information that describes
where
the remainder of the rile is located on diskette.
The
ZZZZ field contains the Pile's size
in
sectors.
Due
to the allocation scheme used by MDOS, this field will always
Page
09-03
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