netris/04_robot-close-fixup.patch

   1 Index: netris-0.52/robot.c
   2 ===================================================================
   3 --- netris-0.52.orig/robot.c
   4 +++ netris-0.52/robot.c
   5 @@ -35,7 +35,7 @@ static EventGenRec robotGen =
   6                 { NULL, 0, FT_read, -1, RobotGenFunc, EM_robot };
   7
   8  static int robotProcess;
   9 -static FILE *toRobot;
  10 +static FILE *toRobot = NULL;
  11  static int toRobotFd, fromRobotFd;
  12
  13  static char robotBuf[128];
  14 @@ -112,10 +112,13 @@ ExtFunc void RobotTimeStamp(void)
  15  ExtFunc void CloseRobot(void)
  16  {
  17         RemoveEventGen(&robotGen);
  18 -       if (robotProcess > 0)
  19 -               RobotCmd(1, "Exit\n");
  20 -       fclose(toRobot);
  21 -       close(fromRobotFd);
  22 +       if(toRobot) {
  23 +               if (robotProcess > 0)
  24 +                       RobotCmd(1, "Exit\n");
  25 +               fclose(toRobot);
  26 +               close(fromRobotFd);
  27 +               toRobot = NULL;
  28 +       }
  29  }
  30
  31  static MyEventType RobotGenFunc(EventGenRec *gen, MyEvent *event)