TOPS-20 Commands Reference Manual
Halts execution of a fork.
@FREEZE (FORK) fork
|fork is one of the following:||Fork name
Default - the current fork
Same Function as CTRL/C
The FREEZE command stops running background forks while you are at EXEC command level. The effect is the same as if you typed two CTRL/Cs while at the fork's program level.
The FREEZE command is one of the TOPS-20 multiforking-class commands. For more information about multiforking, see the section named, Running Multiple Programs, in the TOPS-20 User's Guide.
|CONTINUE/BACKGROUND||for continuing a halted fork in the background|
|INFORMATION FORK-STATUS||for displaying the fork status|
|FORK, INFORMATION PROGRAM-STATUS, KEEP, RESET, SET NAME, SET PROGRAM, and UNKEEP||other multiforking-class commands|
- Give the FREEZE command to stop the current running background fork.
Then, display the fork status. The arrow points to the current fork.
@FREEZE @INFORMATION FORK-STATUS => BLISS (1): ^C from RUNNING at 500000, 0:00:13.1 EDIT (2): Kept, HALT at 6254, 0:00:00.5
- Display the fork status and give the FREEZE command to stop a running
background fork. Then, redisplay the fork status to check the result.
@INFORMATION FORK-STATUS BLISS (1): Background, RUNNING at 500000, 0:00:13.1 => EDIT (2): Kept, HALT at 6254, 0:00:00.5 @FREEZE BLISS @INFORMATION FORK-STATUS BLISS (1): ^C from RUNNING at 500000, 0:00:13.1 => EDIT (2): Kept, HALT at 6254, 0:00:00.5