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DIR
COMMAND
9.3 -- Examples
contigously allocated on diskette" and are or file
-Format
2
.-"
(memoT"y-image).
The
ASM
command
is
located
starting
at
physical sectoT"
$80
and
is
$2C
sectors
long.
The
EDIT
command is located starting at sector $230 and is $18 sectors
long.
Both
fi
1 es have onl
y
one segment descri ptor.
The
ASM
command's
file name is the first directory entry in physical
sector
$E
(found
by
shifting its directory
entry
number
to
the right three bit positions).
The EDIT command'$ directory
entT"Y is in the same sector, but is the third entry
in
that
~ec
tOT".
In
all of the above examples,
the
ilL"
option could have
been used in addition to any
other
options
to
direct
the
output from the DIR command to the line printer.
It
is
recommended that a
cop~
of the directory
p~intout
containing the entire
directoT"~
entry
and
the
allocation
information
be
kept
~ith
each
diskette.
Since files can
d~namically
expand and contract,
their location
on
diskette
mag
change.
If something happens to the diskette to damage
the
directorYI
there is no way
to
recover
any
inT1Jrmation
from
it
if
a p-rio-r printout
has
not been saved.
NormallYI
the printout
~ill
never be needed,
but as a precaution it
is
indi
spensab
1 e.
Page
09-08
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