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tt_message_scope(3)

CDE

NAME

tt_message_scope - retrieve the scope attribute from a message

SYNOPSIS

#include <tt_c.h> Tt_scope tt_message_scope(Tt_message m);

DESCRIPTION

The tt_message_scope function retrieves the scope 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_scope function returns a value that identifies the set of processes eligible to receive the message. The following values are defined: TT_SESSION All processes joined to the indicated session are eligible. TT_FILE All processes joined to the indicated file are eligible. TT_BOTH All processes joined to either indicated file or the indicated session are eligible. TT_FILE_IN_SESSION All processes joined to both the indicated file and the indicated session are eligible. The application can use tt_int_error(3) to extract one of the following Tt_status values from the Tt_scope integer return value: 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.

SEE ALSO

tt_c.h(5), tt_int_error(3)

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