tt_message_op(3) ToolTalk Functions tt_message_op(3)NAMEtt_message_op - retrieve the operation attribute from a message
SYNOPSIS
#include <Tt/tt_c.h>
char *tt_message_op(Tt_message m);
DESCRIPTION
The tt_message_op() function retrieves the operation 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_op() function returns the
operation which the receiving process is to perform. The application
can use tt_ptr_error(3) to extract one of the following Tt_status val‐
ues from the returned pointer:
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.
APPLICATION USAGE
The application should use tt_free(3) to free any data stored in the
address returned by the ToolTalk API.
SEE ALSOtt_c(5), tt_ptr_error(3), tt_free(3).
ToolTalk 1.3 1 March 1996 tt_message_op(3)