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MSG_SYNC - Synchronise message output via the user interface

Description:
This performs a synchronisation handshake with the user interface. This is required if the current task has been outputting messages via the user interface and now wants to use a graphics cursor on the command device. If a synchronisation error occurs, then an error report is made and the status value is returned set to MSG__SYNER.

Invocation:
CALL MSG_SYNC( STATUS )

Arguments:

STATUS = INTEGER (Given and Returned)
The global status: it is returned set to MSG__SYNER on error.



next up previous 211
Next: Portability
Up: ADAM-special subroutine specifications
Previous: MSG_IFGET - Get the filter level for conditional message output from the ADAM parameter system

MERS (MSG and ERR) Message and Error Reporting Systems
Starlink User Note 104
P C T Rees
A J Chipperfield
22 October 2001
E-mail:ussc@star.rl.ac.uk

Copyright © 2001 Council for the Central Laboratory of the Research Councils