From cf31f0866ef4f33890a56a48631a2440e801ba6c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ra=C3=BAl=20Benencia?= <rul@kalgan.cc>
Date: Sat, 28 Mar 2015 17:40:19 -0300
Subject: print coordinates

---
 lib/print.c | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/lib/print.c b/lib/print.c
index 39b6d8e..8bf63fb 100644
--- a/lib/print.c
+++ b/lib/print.c
@@ -9,6 +9,7 @@
 static void _print_row_separator() {
     int j;
 
+    printf("  ");
     for (j = 0; j < SIZE; j++)
         printf("+---");
 
@@ -22,6 +23,30 @@ static Coord _next_coord(Coord c, Color side)  {
             return coord_prev(c);
 }
 
+static int _first_column(char col, Color side) {
+    if (side == WHITE && col == 'a')
+        return 1;
+
+    if (side == BLACK && col == 'h')
+        return 1;
+
+    return 0;
+}
+
+static void _print_columns(Color side) {
+    char c;
+
+    putchar(' ');
+    if (side == WHITE)
+        for (c = 'a'; c <= 'h'; c++)
+            printf("   %c", c);
+    else
+        for (c = 'h'; c >= 'a'; c--)
+            printf("   %c", c);
+
+    putchar('\n');
+}
+
 /* Printing related functions */
 void print_piece(Piece p) {
     putchar(piece_character(p));
@@ -47,6 +72,10 @@ void print_board(Board b, Color side) {
 
     _print_row_separator();
     while (!coord_is_null(c)) {
+        // Print row if it's the first column
+        if (_first_column(coord_get_col(c), side))
+            printf("%c ", current_row);
+
         // Print the square
         printf("| ");
         print_square(board_get_square(b, c));
@@ -63,4 +92,6 @@ void print_board(Board b, Color side) {
             current_row = coord_get_row(c);
         }
     }
+
+    _print_columns(side);
 }
-- 
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