From 0baac4a745fb164fe4daeee9b1f013e5affbde50 Mon Sep 17 00:00:00 2001
From: Scott Worley <scottworley@scottworley.com>
Date: Wed, 30 Dec 2015 21:13:18 -0800
Subject: [PATCH] Flags for start and goal

---
 Makefile        | 2 +-
 sliding_tile.cc | 7 ++++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 40126d9..ba45d94 100644
--- a/Makefile
+++ b/Makefile
@@ -4,7 +4,7 @@ LFLAGS =
 
 SRCS = sliding_tile.cc sliding_tile_lib.cc
 MAIN = sliding_tile
-LIBS =
+LIBS = -lgflags
 TESTLIBS = -lgtest_main -lgtest -lgmock
 
 OBJS = $(SRCS:.cc=.o)
diff --git a/sliding_tile.cc b/sliding_tile.cc
index 4b7e917..572a6e3 100644
--- a/sliding_tile.cc
+++ b/sliding_tile.cc
@@ -1,4 +1,9 @@
 #include "sliding_tile_lib.h"
+#include "gflags/gflags.h"
 
-int main() {
+DEFINE_string(start, "", "The starting tile positions.  0 is the hole.");
+DEFINE_string(goal, "1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,0", "The desired tile positions.  0 is the hole.");
+
+int main(int argc, char** argv) {
+  gflags::ParseCommandLineFlags(&argc, &argv, false);
 }
-- 
2.44.1