From f73ed5bf4ad9769bcf39e00d6896ae8e7085126a Mon Sep 17 00:00:00 2001
From: Mart Lubbers <mart@martlubbers.net>
Date: Wed, 23 Mar 2016 18:47:10 +0100
Subject: [PATCH 1/1] some

---
 modelchecker/Makefile  | 12 ++++++++----
 modelchecker/mc.c      |  2 ++
 modelchecker/sokoban.h | 15 +++++++++++++++
 3 files changed, 25 insertions(+), 4 deletions(-)
 create mode 100644 modelchecker/mc.c

diff --git a/modelchecker/Makefile b/modelchecker/Makefile
index 4f09f85..e527f22 100644
--- a/modelchecker/Makefile
+++ b/modelchecker/Makefile
@@ -1,10 +1,14 @@
 PROGRAM:=main
-OBJS:=sokoban.o
+OBJS:=sokoban.o mc.o
 
-CFLAGS=-O3 -Wextra -Wall -Werror -fno-strict-aliasing -std=gnu11
-CFLAGS+=-I./sylvan/src
+CFLAGS=-O3 -Wextra -Wall -Werror -fno-strict-aliasing -std=gnu11 \
+	-I./sylvan/src
 
-all: $(OBJS) $(PROGRAM) 
+$(PROGRAM): $(PROGRAM).c $(OBJS)
+	$(CC) $(CFLAGS) -o $@ $<
+	
+%.o: %.c %.h
+	$(CC) $(CFLAGS) -c -o $@ $<
 
 clean:
 	$(RM) -v $(PROGRAM) $(OBJS)
diff --git a/modelchecker/mc.c b/modelchecker/mc.c
new file mode 100644
index 0000000..09bfc54
--- /dev/null
+++ b/modelchecker/mc.c
@@ -0,0 +1,2 @@
+#include "mc.h"
+
diff --git a/modelchecker/sokoban.h b/modelchecker/sokoban.h
index e69de29..95dc079 100644
--- a/modelchecker/sokoban.h
+++ b/modelchecker/sokoban.h
@@ -0,0 +1,15 @@
+#ifndef SOKOBAN_H
+#define SOKOBAN_H
+
+typedef enum {FREE, WALL, BOX, TARGET, AGENT, TARGAGENT, TARGBOX} sokoban_tile;
+
+struct sokoban_screen {
+	int x;
+	int y;
+	sokoban_tile tile;
+	sokoban_screen *next;
+};
+
+sokoban_screen *parse(FILE *stream);
+
+#endif
-- 
2.20.1