fix_main.patch

diff --git a/src/linux/main.cpp b/../torcs/src/linux/main.cpp
index 982a480..bd662f9 100644
--- a/src/linux/main.cpp
+++ b/../torcs/src/linux/main.cpp
@@ -27,6 +27,12 @@
 #include "linuxspec.h"
 #include <raceinit.h>
 
+#include <sys/shm.h> 
+#define image_width 640
+#define image_height 480
+#include <iostream> 
+#include <unistd.h>
+
 extern bool bKeepModules;
 
 static void
@@ -104,6 +110,23 @@ init_args(int argc, char **argv, const char **raceconfig)
 #endif
 }
 
+struct shared_use_st  
+{  
+    int written;
+    uint8_t data[image_width*image_height*3];
+    int pause;
+    int zmq_flag;   
+    int save_flag;  
+};
+
+int* pwritten = NULL;
+uint8_t* pdata = NULL;
+int* ppause = NULL;
+int* pzmq_flag = NULL;
+int* psave_flag = NULL;
+
+void *shm = NULL;
+
 /*
  * Function
  *	main
@@ -123,6 +146,38 @@ init_args(int argc, char **argv, const char **raceconfig)
 int
 main(int argc, char *argv[])
 {
+
+	struct shared_use_st *shared = NULL;
+    int shmid; 
+    // establish memory sharing 
+    shmid = shmget((key_t)1234, sizeof(struct shared_use_st), 0666|IPC_CREAT);  
+    if(shmid == -1)  
+    {  
+        fprintf(stderr, "shmget failed\n");  
+        exit(EXIT_FAILURE);  
+    }  
+  
+    shm = shmat(shmid, 0, 0);  
+    if(shm == (void*)-1)  
+    {  
+        fprintf(stderr, "shmat failed\n");  
+        exit(EXIT_FAILURE);  
+    }  
+    printf("\n********** Memory sharing started, attached at %X **********\n \n", shm);  
+    // set up shared memory 
+    shared = (struct shared_use_st*)shm;  
+    shared->written = 0;
+    shared->pause = 0;
+    shared->zmq_flag = 0;  
+    shared->save_flag = 0;
+
+ 
+    pwritten=&shared->written;
+    pdata=shared->data;
+    ppause=&shared->pause;
+    pzmq_flag = &shared->zmq_flag;
+	psave_flag = &shared->save_flag;
+
 	const char *raceconfig = "";
 
 	init_args(argc, argv, &raceconfig);