select player + roundcount helper done

src/chess.c

@@ -1,5 +1,31 @@
 #include "chess.h"
+#include "util.h"
 
 bool init_board(board_t *board) {
     
-}
+}
+
+void select_player(player_e *player, unsigned int round_count) {
+    if (round_count == 1) {
+        *player = WHITE;
+        return;
+    } 
+    
+    if (*player == WHITE) {
+        *player = BLACK;
+        return;
+    }
+
+    if (*player == BLACK) {
+        *player = WHITE;
+        return;
+    }
+}
+
+bool get_move(move_t *move);
+
+bool perform_move(player_e player, move_t move);
+
+end_condition_e check_edge_cases(board_t board);
+
+void announce_results(player_e player);