tt_message_disposition(library call) tt_message_disposition(library call)
NAME [Toc] [Back]
tt_message_disposition - retrieve the disposition attribute from a
message
SYNOPSIS [Toc] [Back]
#include <Tt/tt_c.h>
Tt_disposition tt_message_disposition(
Tt_message m);
DESCRIPTION [Toc] [Back]
The tt_message_disposition function retrieves the disposition
attribute from the specified message.
The m argument is the opaque handle for the message involved in this
operation.
RETURN VALUE [Toc] [Back]
Upon successful completion, the tt_message_disposition function
returns a value that indicates whether an instance of the receiving
process should be started to receive the message immediately, or
whether the message is to be queued until the receiving process is
started at a later time. The tt_message_disposition function returns
one of the following Tt_disposition values:
TT_DISCARD
There is no receiver for this message. The message will be
returned to the sender with the Tt_status field containing
TT_FAILED.
TT_QUEUE Queue the message until a process of the proper ptype
receives the message.
TT_START Attempt to start a process of the proper ptype if none is
running.
TT_QUEUE+TT_START
Queue the message and attempt to start a process of the
proper ptype if none is running.
The application can use tt_int_error(3) to extract one of the
following Tt_status values from the Tt_disposition 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
correct type for this operation.
- 1 - Formatted: January 24, 2005
tt_message_disposition(library call) tt_message_disposition(library call)
SEE ALSO [Toc] [Back]
Tt/tt_c.h - Tttt_c(5), tt_int_error(3).
- 2 - Formatted: January 24, 2005 [ Back ] |
