Guardian Procedure Calls Reference Manual (G06.25+)

Guardian Procedure Calls (C)
Guardian Procedure Calls Reference Manual—522629-013
3-12
CHANGELIST Procedure
Syntax for TAL Programmers
Parameters
filenum input
INT:value
is the one-word integer variable returned by the call to FILE_OPEN_ or OPEN that
opened the line.
function input
INT:value
is an integer value specifying what change is to be made:
>= 0 changes the poll state bit. In this case,
function also specifies the
relative address of the particular station address within the address list (0
indicates the first entry, 1 the second entry, and so forth). The
parameter value, described below, specifies whether you want the bit to
be set or cleared.
-1 changes the polling type. The
parameter value described below
specifies whether you want continuous polling or you want the polling list to
be traversed a finite number of times.
-2 restores all partially disabled stations.
CALL CHANGELIST ( filenum ! i
,function ! i
,parameter ); ! i