tweaks

src/Snake.c

@@ -108,13 +108,12 @@ void snake_move(Snake* snake, const int width, const int height) {
   check_bounds(snake, width, height);
 }
 
-void snake_print_info(Snake* snake) {
+void snake_print_info(const Snake* snake) {
   printf("snake: {\n");
   printf("  parts: {\n");
   for (size_t i = 0; i < snake->length; i++) {
-    BoardPiece part = snake->parts[i];
-    printf("    x: %d\n", part.x);
-    printf("    y: %d\n", part.y);
+    const BoardPiece part = snake->parts[i];
+    printf("    { x: %d, y: %d }\n", part.x, part.y);
   }
   printf("  }\n");
 

src/headers/Snake.h

@@ -20,7 +20,7 @@ Snake snake_alloc(
     );
 void snake_free(Snake* snake);
 void snake_move(Snake* snake, const int width, const int height);
-void snake_print_info(Snake* snake);
+void snake_print_info(const Snake* snake);
 void snake_change_direction(Snake* snake, const char direction);
 bool snake_collides(const Snake* snake, const BoardPiece* piece);
 bool snake_collides_with_tail(const Snake* snake);

src/main.c

@@ -1,20 +1,22 @@
-#include <stdio.h>
-#include <unistd.h>
-#include <termios.h>
-#include <stdlib.h>
 #include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <termios.h>
 #include <time.h>
+#include <unistd.h>
 
 #include "Board.h"
-#include "Snake.h"
-#include "utils.h"
-#include "food.h"
 #include "BoardPiece.h"
+#include "Snake.h"
 #include "args.h"
+#include "food.h"
+#include "utils.h"
 
 #define TERMIOS 1
 #define DEBUG 0
 
+#define MIN_SLEEP_TIME_MS 60
+
 const char snake_vis = '#';
 
 struct termios set_termios();
@@ -37,6 +39,7 @@ int main(int argc, char** argv) {
     BoardPiece food = { .vis_char = '$' };
     food_new_location(&board, &food, &snake);
     unsigned int score = 0;
+    unsigned int sleep_time = args.sleep_ms;
 
     // Screen init
     system("clear");
@@ -57,8 +60,7 @@ int main(int argc, char** argv) {
                 (input == 'w' && snake.dir != 's')
                 || (input == 'a' && snake.dir != 'd')
                 || (input == 's' && snake.dir != 'w')
-          || (input == 'd' && snake.dir != 'a')
-          ) {
+                || (input == 'd' && snake.dir != 'a')) {
                 snake_change_direction(&snake, input);
             }
         }
@@ -74,30 +76,38 @@ int main(int argc, char** argv) {
 
         if (snake_collides_with_tail(&snake)) {
             printf("GAME OVER\n");
-      exit(EXIT_SUCCESS);
+            break;
         }
 
         if (pieces_collide(&snake_head, &food)) {
             score++;
             snake_add_part(&snake);
             food_new_location(&board, &food, &snake);
+            const unsigned int new_sleep_time = sleep_time - 5;
+            if (new_sleep_time >= MIN_SLEEP_TIME_MS) {
+                sleep_time = new_sleep_time;
+            }
         }
 
 #if DEBUG
         printf("input: %c\n", input);
-    printf("Frame: %d\n", frame);
+        printf("Frame: %lld\n", frame);
+        printf("sleep_ms: %u\n", sleep_time);
         snake_print_info(&snake);
         board_piece_print_info(&food, "Food");
         frame++;
 #endif // DEBUG
 
-    sleep_ms(args.sleep_ms);
+        sleep_ms(sleep_time);
     }
 
 #if TERMIOS
     tcsetattr(STDIN_FILENO, 0, &attr_orig);
 #endif // TERMIOS
 
+    board_free(&board);
+    snake_free(&snake);
+
     return 0;
 }