find full path to engine in linux using /proc/self/exe

anaglym.cc

@@ -89,6 +89,20 @@ int main(int argc, char * argv[])
         return -1;
     }
 
+    /* find the full path to the program */
+    string engine_path = argv[0];
+#ifdef PLATFORM_LINUX
+    /* get the full path to the process using /proc/self/exe */
+    char * buff = new char[10000];
+    ssize_t bytes_read = readlink("/proc/self/exe", buff, 9999);
+    if (bytes_read > 0)
+    {
+        buff[bytes_read] = '\0';
+        engine_path = buff;
+    }
+    delete[] buff;
+#endif
+
     dInitODE();
     g_engine = new Engine(argv[0], av);
     if (g_engine->load(program))