Guardian Procedure Calls Reference Manual (G06.25+)

Guardian Procedure Calls (C)
Guardian Procedure Calls Reference Manual—522629-013
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CHECKSETMODE Procedure
CHECKSETMODE Procedure
Summary
Syntax for C Programmers
Syntax for TAL Programmers
Parameters
Condition Code Settings
Considerations
Summary
CHECKSETMODE allows a primary process of a process pair to propagate SETMODE
operations to the backup process of the pair.
Syntax for C Programmers
This passive backup procedure is not supported in C programs. For a comparison of
active backup and passive backup, refer to the
Guardian Programmer’s Guide.
Syntax for TAL Programmers
Parameters
filenum input
INT:value
is the number of an open file that identifies the file to receive the SETMODE
function.
function input
INT:value
is one of the following SETMODE functions:
12 Set terminal access mode. (The value specified in parm2.<15> of the
primary process’s SETMODE request is passed to the backup process.)
30 Allow nowait I/O operations to complete in any order.
36 Allow requests to be queued on $RECEIVE based on process priority.
71 Set transmission priority.
72 Force system buffering for nowait files.
CALL CHECKSETMODE ( filenum ! i
,function ! i
,error ); ! o