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tt_feature_enabled(3) ToolTalk Functions tt_feature_enabled(3)
NAME
tt_feature_enabled - Query the ToolTalk library to see if a particular
feature has been enabled previously
SYNOPSIS
#include <Tt/tt_c.h>
Tt_status tt_feature_enabled ( Tt_feature feature );
DESCRIPTION
The tt_feature_enabled() call queries the ToolTalk service to see if
the indicated feature has previously been enabled.
The feature argument is a value indicating a particular feature in
which the calling code is interested.
RETURN VALUE
Upon successful completion, the tt_feature_enabled() function returns
the status of the operation as one of the following Tt_status values:
TT_OK The operation completed successfully.
TT_WRN_NOT_ENABLED
The feature has not yet been enabled.
TT_ERR_UNIMP
The version of the ToolTalk library linked with the calling
code does not support the indicated feature.
APPLICATION USAGE
A library using ToolTalk could check to see if the calling application
had previously turned on ToolTalk's multithreading feature with the
following code:
Tt_status ttstat;
ttstat = tt_feature_enabled(TT_FEATURE_MULTITHREADED);
if (ttstat != TT_OK) {
ttstat = tt_feature_required(TT_FEATURE_MULTITHREADED);
}
SEE ALSO
tt_c(5), tt_feature_required(3)
ToolTalk 1.3 1 March 1996 tt_feature_enabled(3)
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