F$IOQu

I/O Queue
Inserts the calling process into another process’s I/O queue, and puts the calling process to sleep

OS9 F$IOQu 103F 2B

Entry Conditions

A process ID

Exit Conditions

None

Error Output

CC carry set on error

B error code, if any

Additional Information

• The I/O Queue call links the calling process into the I/O queue of the specified process and performs an untimed sleep. The I/O Manager and the file managers are primary and extensive users of I/O Queue.
• Routines associated with the specified process send a wake-up signal to the calling process.

IOMan