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Macro-Instructions Required to Maintain and Modify the Catalog and VTOC
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Macro-Instructions Required to Perform Function
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Function
r------------------T--------------~--------------------------------------------------------------------------------------+
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Name
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Operation
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Operands
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~----------------------------+------------------+---------------+--------------------------------------------------------------------------------------+
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Read a block from the
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[symbol]
!
LOCATE
!
list-addrx 1
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catalog - by name
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[list-name)
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CAMLST
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NAME,dsname-relexp6, [cvol-relexp7],area-relexp9
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~----------------------------+------------------+---------------+--------------------------------------------------------------------------~===--------+
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Read a block from the
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[symbol]
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LOCATE
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list-addrx 1 .
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catalog - by location
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[list-name]
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CAMLST
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BLOCK,ttr-relexp3,[cvol-relexp7],area-relexp9
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~--------.
--------------------+------------------+---------------+--------------------------------------------------------------------------------------+
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Build an index
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[symbol]
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INDEX
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list-addrx 1
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[list-name]
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CAMLST
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BLDX,name-relexp2, [cvol-relexp7]
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~----------------------------+------------------+---------------t--------------------------------------------------------------------------------------+
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Build a generation
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[symbol]
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INDEX
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list-addrx 1
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index
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[list-name]
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CAMLST
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BLDG,name-relexp2, [cvol-relexp7]" [DELETE15], [EMPTy16] ,n'.lmber-absexp17
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~----------------------~-----+------------------+---------------+--------------------------------------------------------------------------------------+
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Assign an alias
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[symbol]
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INDEX
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list-addrx 1
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[list-name]
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CAMLST
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BLDA,index name-relexp5, [cvol-relexp7],alias name-relexp10
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~----------------------------+------------------+---------------t--------------------------------------------------------------------------------------+
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Delete an index
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[symbol]
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INDEX
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list-addrx 1
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[list-name]
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CAMLST
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DLTX,name-relexp2, [cvol-relexp7]
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~----------------------------+------------------+---------------+--------------------------------------------------------------------------------------+
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Delete an alias
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[symbol]
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INDEX
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list-addrx 1
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[list-name)
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CAMLST
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DLTA, index name-relexp5, [cvol-relexp7]
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~----------------------------+------------------+---------------+--------------------------------------------------------------------------------------+
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Connect control
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[symbol]
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INDEX
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list-addrx 1
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volumes
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[list-name)
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CAMLST
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LNKX,index name-relexp5,[cvol-relexp7J,new cvol-relexp12
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~----------------------------+------------------+---------------+-----------------------------------~--------------------------------------------------+
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Disconnect control
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[symbo~]
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INDEX
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list-addrx~
!
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volumes
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[list-name)
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CAMLST
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DRPX,index name-relexp5, [cvol-addrx
7 ]
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~----------------------------+-----------------~+--------------~--------------------------------------------------------------------------------------+
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Catalog a data set
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[symbol]
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CATALOG
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list-addrx 1
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[list-name)
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CAMLST
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CAT,name-relexp2,[cvol-relexp7],vol list- r
e
lexp13
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~----------------------------+------------------+---------------+------------------------------------~-------------------------------------------------+
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Remove data set refer-
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[symbol]
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CATALOG
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list-addrx 1
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ences from the catalog
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[list-name]
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CAMLST
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UNCAT,name-relexp2,[cvol-relexp7]
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~----------------------------+------------------+---------------+--------------------------------------------------------------------------------------+
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Recatalog a data set
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[symbol]
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CATALOG
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list-addrx 1
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[list-name]
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CP~LST
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RECAT,name-relexp2, [cvol-relexp7],vol list-relexp13
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~----------------------------+------------------+---------------+--------------------------------------------------------------------------------------+
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Read a DSCB from the
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[symbol]
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OBTAIN
llist-addrx 1
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VTOC - by name
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[list-name]
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CAMLST
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SEARCH,dsname-relexp6,vol-relexpB,wk
area-relexp1~
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~----------------------------+------------------+---------------t--------------------------------------------------------------------------------------1
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Read a DSCB from the
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[sYKillol]
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OBTAIN
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list-addrx 1
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VTOC - by location
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[list-name]
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CAMLST
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SEEK,cchhr-relexp~,vol-relexpB,wk area-relexp1~
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~----------------------------+------------------+---------------f--------------------------------------------------------------------------------------1
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Delete a data set
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[symbol]
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SCRATCH
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list-addrx 1
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[list-name]
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CAMLST
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SCRATCH,dsname-relexp 6"vollist-relexp13,,[OVRD1B]
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~----------------------------+------------------+---------------+--------------------------------------------------------------------------------------1
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Change the data set
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[symbol]
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RENAME
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list-addrx 1
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name in a DSCB
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[list-name]
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CAMLST
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RENAME,dsname-relexp6,new name-relexp11,vol list-relexp13
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~----------------------------L------------------~-----
__________
~-
_____________________________________________________________________________________
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Note:
The superscript numbers refer to the enumerated list of explanations for the operands.
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L ___
===== _____________________________________________________________________________________________________________________________ . _________________
~
1 list-addrx
points
to
the
list-name)
set
instruction.
2
name-rele:A-P
parameter
up
by
the
list
CAMLST
<labe
mac
specifies
the
main
storage
location of
fully qualified name of a data
set
or
in
level.
The name cannot exceed 44 characte
If the name is less
than
44
characters.
must
be
followed by a blank.
The name must
defined
by
a
C-type
Define
Constant
(
instruct~on.
3 ttr-relexp
specifies
the
main
s~orage
location
of
3-byte
relative
track
address
(TTR).
T
address indicates the
position.
relative
the
beginning of the catalog data set, of
track containing the block (TT), and the bl
identification on that track (R).
" cchhr-relexp
specifies the main
storage
location
of
5-byte
absolute
track
address
(CCHHR) a
DSCB.
5 index name-relexp
specifies the main
storage
location
of
name
of
a
high
level index.
The area
t
contains the name must
be
eight
bytes
Ie
The
name
must
be defined by a c-type Def
Constant (DC) instruction.
6 dsname-relexp
specifies the main storage location of a
f~
qualified
data
set
name.
The
area
t
contains the name must
be
44 bytes long.
name
must
be
defined
by
a
C-type
Def
Constant (DC) instruction.
7
cvol-relexp
specifies
the
main
storage
location
0:
6:byte
volume serial number for the volum,
be processed.
If this parameter is not sp'
fied, the system
residence
volume
is
p:
essed.
B vol-relexp
specifies
the
main
storage
location of
6-byte serial number of the
volume
on
wi
the required DSCB is stored.
9
area-relexp
specifies
the
main
storage
location
0
26S-byte work area that you must define.
work
area must begin On a double-word bou
rYe
The first
256
bytes of the work area
1
contain
the
block
that
is
read
from
catalog,
and
the last nine bytes of the
area will contain the relative
track
adj
and
block identification (in the form TTR
the block following the
one
read
into
storage and the serial number of the volum
which the block was found.
Maintaining
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