static int
startFreezeReminderAlarm (void) {
if (freezeReminderAlarm) return 1;
return asyncSetAlarmIn(&freezeReminderAlarm,
SCREEN_FREEZE_REMINDER_INTERVAL,
handleFreezeReminderAlarm, NULL);
}
static void
setBrailleInputAlarm (int delay, void *data) {
if (!brailleInputAlarm) {
asyncSetAlarmIn(&brailleInputAlarm, delay, handleBrailleInputAlarm, data);
}
}
static void
setBlinkAlarm (BlinkDescriptor *blink) {
asyncSetAlarmIn(&blink->alarmHandle, getBlinkDuration(blink), handleBlinkAlarm, blink);
}
static int
gpmOpenConnection (void) {
switch (gpmConnectionState) {
case GCS_CLOSED: {
Gpm_Connect options = {
.eventMask = GPM_MOVE,
.defaultMask = ~0,
.minMod = 0,
.maxMod = ~0
};
gpm_tried = 0;
gpm_zerobased = 1;
if (Gpm_Open(&options, -1) == -1) {
logMessage(GPM_LOG_LEVEL, "GPM open error: %s", strerror(errno));
asyncSetAlarmIn(NULL, 5000, gpmResetConnection, NULL);
gpmConnectionState = GCS_FAILED;
return 0;
}
logMessage(GPM_LOG_LEVEL, "GPM opened: fd=%d con=%d", gpm_fd, gpm_consolefd);
gpmConnectionState = GCS_OPENED;
}
case GCS_OPENED:
return 1;
}
return 0;
}
static void
gpmCloseConnection (int alreadyClosed) {
if (gpmConnectionState == GCS_OPENED) {
if (!alreadyClosed) Gpm_Close();
logMessage(GPM_LOG_LEVEL, "GPM closed");
}
gpmConnectionState = GCS_CLOSED;
}
#endif /* HAVE_LIBGPM */
static int
routeCursor_RealScreen (int column, int row, int screen) {
return startRouting(column, row, screen);
}
static int
highlightRegion_RealScreen (int left, int right, int top, int bottom) {
FILE *console = getConsole();
if (console) {
#ifdef HAVE_LIBGPM
if (gpmOpenConnection() && (gpm_fd >= 0)) {
if (Gpm_DrawPointer(left, top, fileno(console)) != -1) return 1;
if (errno != EINVAL) {
logMessage(GPM_LOG_LEVEL, "Gpm_DrawPointer error: %s", strerror(errno));
gpmCloseConnection(0);
return 0;
}
}
#endif /* HAVE_LIBGPM */
}
return 0;
}
static void
setExecuteCommandAlarm (void *data) {
asyncSetAlarmIn(NULL, 0, handleExecuteCommandAlarm, data);
}
