The execute form of the EXTRACT macro uses, and can modify, a remote control program parameter list. If the FIELDS parameter, restricted in use, is coded in the execute form, any TCB information specified in a previous FIELDS parameter is canceled and must be respecified if required for this execution of the macro.
The execute form of the EXTRACT macro is written as follows:
| Syntax | Description |
|---|---|
| name | name: Symbol. Begin name in column 1. |
| ␢ | One or more blanks must precede EXTRACT. |
| EXTRACT | |
| ␢ | One or more blanks must follow EXTRACT. |
| answer addr | answer addr: RX-type address, or register (2) - (12). |
| ,‘S’ | tcb addr: RX-type address, or register (2) - (12). |
| ,tcb addr | |
| ,FIELDS=(tcb info) | tcb info: any combination of
the following, separated by commas:
|
| ,MF=(E,ctrl addr) | ctrl addr: RX-type address, or register (1) or (2) - (12). |
The parameters are explained under the standard form of the EXTRACT macro, with the following exception: