tt_message_context_ival(library call) tt_message_context_ival(library call)
NAME
tt_message_context_ival -- retrieve the integer value of a message's context
SYNOPSIS
#include <Tt/tt_c.h>
Tt_status tt_message_context_ival(
Tt_message m,
const char *slotname,
int *value);
DESCRIPTION
The tt_message_context_ival function retrieves the integer value of a message's context.
The m argument is the opaque handle for the message involved in this operation. The slotname argument describes the context of this mes-
sage. The value argument points to the location to return the value.
If there is no context slot associated with slotname, tt_message_context_ival returns a NULL pointer in *value.
RETURN VALUE
Upon successful completion, the tt_message_context_ival function returns the status of the operation as one of the following Tt_status val-
ues:
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_NUM
The integer value passed was invalid (out of range).
TT_ERR_POINTER
The pointer passed does not point to an object of the correct type for this operation.
TT_ERR_SLOTNAME
The specified slotname is syntactically invalid.
TT_WRN_NOTFOUND
The named context does not exist on the specified message.
APPLICATION USAGE
The application can use tt_free(3) to free any data stored in the address returned by the ToolTalk API.
SEE ALSO
Tt/tt_c.h - Tttt_c(5), tt_free(3).
tt_message_context_ival(library call)
