initial commit

9 files changed, 254 insertions, 0 deletions

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..3ab214d
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,15 @@
+CC     = gcc
+CFLAGS = -Wall -Iinclude/
+OUTPUT = main
+MAIN   = main.c
+DEPS   = include/types.h include/board.h include/print.h include/piece.h
+OBJ    = lib/board.o lib/print.o lib/piece.o
+
+%.o: %.c $(DEPS)
+	$(CC) -c -o $@ $< $(CFLAGS)
+
+all: $(OBJ)
+	$(CC) $(CFLAGS) -o $(OUTPUT)  $^ $(MAIN)
+
+clean:
+	rm -f $(OUTPUT) $(OBJ)
diff --git a/include/board.h b/include/board.h
new file mode 100644
index 0000000..94763dc
--- /dev/null
+++ b/include/board.h
@@ -0,0 +1,9 @@
+#ifndef _BOARD
+#define _BOARD
+
+#include "types.h"
+
+Board board_init();
+int board_delete(Board*);
+
+#endif
diff --git a/include/piece.h b/include/piece.h
new file mode 100644
index 0000000..75b4fc7
--- /dev/null
+++ b/include/piece.h
@@ -0,0 +1,8 @@
+#ifndef _PIECE
+#define _PIECE
+
+#include "types.h"
+
+int piece_character(Piece p);
+
+#endif
diff --git a/include/print.h b/include/print.h
new file mode 100644
index 0000000..bc2f9df
--- /dev/null
+++ b/include/print.h
@@ -0,0 +1,10 @@
+#ifndef _PRINT
+#define _PRINT
+
+#include "types.h"
+
+void print_piece(Piece);
+void print_square(Square);
+void print_board(Board*);
+
+#endif
diff --git a/include/types.h b/include/types.h
new file mode 100644
index 0000000..7618916
--- /dev/null
+++ b/include/types.h
@@ -0,0 +1,21 @@
+#ifndef _TYPES
+#define _TYPES
+
+#define SIZE 8
+
+typedef enum {WHITE, BLACK} Color;
+typedef enum {PAWN, ROCK, KNIGHT, BISHOP, QUEEN, KING} PieceType;
+
+typedef struct {
+    Color color;
+    PieceType type;
+} Piece;
+
+typedef struct {
+    Color color;
+    Piece* piece;
+} Square;
+
+typedef Square** Board;
+
+#endif
diff --git a/lib/board.c b/lib/board.c
new file mode 100644
index 0000000..6543bcc
--- /dev/null
+++ b/lib/board.c
@@ -0,0 +1,80 @@
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "board.h"
+
+Board* _setup_colors(Board *b) {
+    int i, j;
+    
+    for (i = 0; i < SIZE; i++)
+        for (j = 0; j < SIZE; j++)
+            if (i % 2) // Odd rows start with white
+                if (j % 2)
+                    b[i][j]->color = WHITE;
+                else
+                    b[i][j]->color = BLACK;
+            else
+                if (j % 2)
+                    b[i][j]->color = BLACK;
+                else
+                    b[i][j]->color = WHITE;
+
+    return b;
+}
+
+Board* _pawns(Board *b) {
+    return b;
+}
+
+Board* _rocks(Board *b) {
+    return b;
+}
+
+Board* _knights(Board *b) {
+    return b;
+}
+
+Board* _bishops(Board *b) {
+    return b;
+}
+
+Board* _queens(Board *b) {
+    return b;
+}
+
+Board* _kings(Board *b) {
+    return b;
+}
+
+Board* _setup_pieces(Board *b) {
+    return _pawns(_rocks(_knights(_bishops(_queens(_kings(b)))))); // :-)
+}
+
+Board* _initial_setup(Board *b) {
+    return _setup_pieces(_setup_colors(b));
+}
+
+Board board_init() {
+    int i, j;
+
+    Board b = malloc(sizeof(Square*) * SIZE);
+    
+    for (i = 0; i < SIZE; i++) {
+        b[i] = malloc(sizeof(Square) * SIZE);
+        for (j = 0; j < SIZE; j++)
+            b[i][j].piece = NULL;
+    }
+
+    return b;
+}
+
+int board_delete(Board* b) {
+    int i;
+
+    for (i = 0; i < SIZE; i++)
+        free(b[i]);
+
+    free(b);
+
+    return 0;
+}
diff --git a/lib/piece.c b/lib/piece.c
new file mode 100644
index 0000000..bbe0bdc
--- /dev/null
+++ b/lib/piece.c
@@ -0,0 +1,53 @@
+#include <ctype.h>
+#include "piece.h"
+
+#ifdef UTF8
+
+# TODO
+int piece_character(Piece p) {
+    switch (p.color) {
+
+    case WHITE:
+        switch (p.type) {
+        case PAWN:   return '♙';
+        case ROCK:   return '♖';
+        case KNIGHT: return '♘';
+        case BISHOP: return '♗';
+        case QUEEN:  return '♕';
+        case KING:   return '♔';
+        }
+
+    case BLACK:
+        switch (p.type) {
+        case PAWN:   return '♟';
+        case ROCK:   return '♜';
+        case KNIGHT: return '♞';
+        case BISHOP: return '♝';
+        case QUEEN:  return '♛';
+        case KING:   return '♚';
+        }
+    }
+}
+
+#else
+
+int piece_character(Piece p) {
+    int res;
+
+    switch (p.type) {
+
+    case PAWN:   res =  'p'; break;
+    case ROCK:   res =  'r'; break;
+    case KNIGHT: res =  'n'; break;
+    case BISHOP: res =  'b'; break;
+    case QUEEN:  res =  'q'; break;
+    case KING:   res =  'k'; break;
+    }
+
+    if (p.color == BLACK)
+        return toupper(res);
+    
+    return res;
+}
+
+#endif
diff --git a/lib/print.c b/lib/print.c
new file mode 100644
index 0000000..431641e
--- /dev/null
+++ b/lib/print.c
@@ -0,0 +1,45 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "print.h"
+#include "piece.h"
+
+/* Printing related functions */
+void print_piece(Piece p) {
+    putchar(piece_character(p));
+}
+
+void print_square(Square s) {
+    puts("+-+\n|");
+
+    if (s.piece == NULL)
+        switch (s.color) {
+        case WHITE:
+            putchar(' ');
+            break;;
+        case BLACK:
+            putchar('/');
+            break;
+        default:
+            perror("Wait... what?\n");
+            exit(EXIT_FAILURE);
+        }
+    else
+        print_piece(*s.piece);
+
+    puts("|\n+-+");
+
+    return;
+}
+
+void print_board(Board *b) {
+    int i, j;
+
+    for (i = 0; i < SIZE; i++) {
+        for (j = 0; j < SIZE; j++) {
+            print_square(*b[i][j]);
+        }
+
+        putchar('\n');
+    }
+}
diff --git a/main.c b/main.c
new file mode 100644
index 0000000..9ccd20c
--- /dev/null
+++ b/main.c
@@ -0,0 +1,13 @@
+#include <stdio.h>
+
+#include "board.h"
+#include "print.h"
+#include "types.h"
+
+int main() {
+    Board b = board_init();
+    print_board(&b);
+
+    return 0;
+}
+