Difference between revisions of "OSBYTE &7E"
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OSBYTE &7E (126) - Acknowledge ESCAPE Condition | OSBYTE &7E (126) - Acknowledge ESCAPE Condition | ||
− | + | On entry: | |
− | + | no parameters | |
− | On exit X= | + | On exit: |
− | + | X=0 There was no Escape condition pending. | |
+ | X<>0 There was an Escape condition was pending. | ||
+ | |||
+ | If Escape side effects are enabled with [[OSBYTE &E6]], then those side | ||
+ | effects are attempted (flushing buffers, closing Exec file, etc). Then the | ||
+ | Escape condition is cleared and the Tube is notified. | ||
==See Also== | ==See Also== |
Latest revision as of 02:16, 4 April 2015
OSBYTE &7E (126) - Acknowledge ESCAPE Condition
On entry: no parameters On exit: X=0 There was no Escape condition pending. X<>0 There was an Escape condition was pending.
If Escape side effects are enabled with OSBYTE &E6, then those side effects are attempted (flushing buffers, closing Exec file, etc). Then the Escape condition is cleared and the Tube is notified.
See Also
Jgharston 21:21, 26 May 2009 (UTC)