gtps1m2lSystem Macros

FDCTC-File Data Chain Transfer

Use this system macro to process a chain of user-defined format-0 or format-1 channel command words (CCWs) to:

This is a single instance FIND or FILE macro. Only the copy of the record specified by the user-defined address will be read or written regardless of the record's duplication factor. This macro does not obtain storage from or return storage to any storage pool.

Required Authorizations
Key0 Restricted System Common Storage

X

Format




Notes:

  1. Options

label
A symbolic name may be assigned to the macro statement.

Dx
A file address reference word (D0-DF) must be specified.

options
The following options are available:

E
Extended status and error data are requested.

ASYNC
Requests that the I/O operation receive asynchronous notification of completion for operations that may take a long time to complete. Operations in this category are associated with the Perform Subsystem Function and Set Subsystem Mode CCW.

CCW1=NO|YES
This parameter is used to indicate the CCW format in the specified data level. If CCW1=YES, the CCW is treated as CCW format-1, otherwise CCW format-0 is assumed. CCW1=NO is the default.

Entry Requirements

Return Conditions

Programming Considerations

Examples

None.