created a src folder

src/snake/snake.h

@@ -0,0 +1,32 @@
+#ifndef SNAKE_H_
+#define SNAKE_H_
+
+#include "../globals.h"
+
+extern boardInfo brdInfo;
+
+typedef struct orderNode {
+  char dir;
+  int delay;
+  struct orderNode* next;
+} order;
+
+typedef struct snakeNode {
+  int x;
+  int y;
+  char visChar;
+
+  char dir;
+  order* order;
+  struct snakeNode* next;
+} snakePart;
+
+void mvSnakeParts(char board[][brdInfo.x], snakePart* head);
+void addSnakePart(char board[][brdInfo.x], snakePart* head);
+void pushOrder(order* head, char dir, int delay);
+void removeOrder(order* head);
+void addOrders(snakePart* head, char dir);
+void copyOrders(order* srcHead, order* destHead);
+bool checkCollision(snakePart* head, int x, int y);
+
+#endif  // SNAKE_H_