tt_message_class - retrieve the class attribute from a message
#include <Tt/tt_c.h> Tt_class tt_message_class(Tt_message m);
tt_message_class(3) ToolTalk Functions tt_message_class(3) NAME tt_message_class - retrieve the class attribute from a message SYNOPSIS #include <Tt/tt_c.h> Tt_class tt_message_class(Tt_message m); DESCRIPTION The tt_message_class() function retrieves the class attribute from the specified message. The m argument is the opaque handle for the message involved in this operation. RETURN VALUE Upon successful completion, the tt_message_class() function returns a value that indicates whether the sender wants an action to take place after the message is received. The tt_message_class() function returns one of the following Tt_status values: TT_NOTICE A notice of an event. The sender does not want feedback on this message. TT_REQUEST A request for some action to be taken. The sender must be notified of progress, success or failure, and must receive any return values. The application can use tt_int_error(3) to extract one of the following Tt_status values from the Tt_class integer: TT_OK The operation completed successfully. TT_ERR_NOMP The ttsession(1) process is not running and the ToolTalk service cannot restart it. TT_ERR_POINTER The pointer passed does not point to an object of the cor- rect type for this operation. ATTRIBUTES See attributes(7) for descriptions of the following attributes: +---------------+------------------+ |ATTRIBUTE TYPE | ATTRIBUTE VALUE | +---------------+------------------+ |Availability | library/tooltalk | +---------------+------------------+ |Stability | Committed | +---------------+------------------+ SEE ALSO tt_c(5), tt_int_error(3). ToolTalk 1.3 1 March 1996 tt_message_class(3)