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int toWrite; /* Current amount to be written. Access is
* synchronized with the evWritable object. */
int writeQueue; /* Number of bytes pending in output queue.
* Offset to DCB.cbInQue. Used to query
* [fconfigure -queue] */
} SerialInfo;
typedef struct ThreadSpecificData {
typedef struct {
/*
* The following pointer refers to the head of the list of serials that
* are being watched for file events.
*/
SerialInfo *firstSerialPtr;
} ThreadSpecificData;
static Tcl_ThreadDataKey dataKey;
/*
* The following structure is what is added to the Tcl event queue when serial
* events are generated.
*/
typedef struct SerialEvent {
typedef struct {
Tcl_Event header; /* Information that is standard for all
* events. */
SerialInfo *infoPtr; /* Pointer to serial info structure. Note that
* we still have to verify that the serial
* exists before dereferencing this
* pointer. */
} SerialEvent;
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