LOCK.RECORD
Purpose
Used to lock records or files.
Arguments
| Argument | Input/Output | Value |
|---|---|---|
| CODE | Input | 5 |
| Output | unchanged | |
| BFS | Input | BFS List |
| Output | unchanged | |
| HANDLE | Input | File Handle |
| Output | unchanged | |
| NAME | Input | Record Key, if a record is being locked; NULL if a file is being locked |
| Output | unchanged | |
| FMC | Input | Lock Type |
| Output | unchanged | |
| RECORD | Input | null |
| Output | Lock semaphore | |
| STATUS | Input | unassigned |
| Output | TRUE$ if lock successful |
Note
The MFS should not alter the semaphore returned in the RECORD argument. This information is used by the system to set lock information stored internally in the system.
Called by
BASIC+ LOCK statement