fix small bug

Author: Angel Jumbo

README.md

@@ -27,9 +27,9 @@ sssnake -S -s 15 -j 5
 press Q to quit. 
 Use the -h options to see the option details.
 
-## If the characters are not displayed properly
+## Known bugs
 
-I'm working on fix in it, but for the moment you can use the -A flag to use ascii characters. 
+  - Sometimes the food spawns in the snake body. 
 
 ## Contributing
 

main.c

@@ -158,6 +158,9 @@ int main(int argc, char *argv[]) {
         update_position(snake, blocksTaken, &food, direction, maxX, maxY);
       }
 
+      if (snake->head->x == food.x && snake->head->y == food.y)
+        rand_pos_food(&food, blocksTaken, maxX, maxY);
+
       if (snake->colission || c == 'q')
         break;
       if (screensaver && c != ERR) {

snake.c

@@ -45,7 +45,7 @@ static void move_body(Snake *snake, XYMap *blocksTaken, Point *food, int prevx,
   int prevx2, prevy2;
 
   xymap_mark(blocksTaken, snake->head->x, snake->head->y, SBODY);
-  xymap_unmark(blocksTaken, snake->tail->x, snake->tail->y);
+  // xymap_unmark(blocksTaken, snake->tail->x, snake->tail->y);
 
   SnakePart *snakePart = snake->head->next;
   while (snakePart != NULL) {
@@ -60,7 +60,7 @@ static void move_body(Snake *snake, XYMap *blocksTaken, Point *food, int prevx,
     snakePart = snakePart->next;
   }
   if (food->x == snake->head->x && food->y == snake->head->y) {
-    rand_pos_food(food, blocksTaken, maxX, maxY);
+    // rand_pos_food(food, blocksTaken, maxX, maxY);
     snake->grow++;
     snake->colission = 0;
   }
@@ -71,9 +71,10 @@ static void move_body(Snake *snake, XYMap *blocksTaken, Point *food, int prevx,
     snake->tail->next = snake_part_create(prevx, prevy, snake->tail);
 
     snake->tail = snake->tail->next;
-    xymap_mark(blocksTaken, snake->tail->x, snake->tail->y, SBODY);
-    // } else {
-    //   xymap_unmark(blocksTaken, prevx, prevy);
+    // xymap_mark(blocksTaken, snake->tail->x, snake->tail->y, SBODY);
+    // rand_pos_food(food, blocksTaken, maxX, maxY);
+  } else {
+    xymap_unmark(blocksTaken, prevx, prevy);
   }
 }