[gnome-nibbles] Allow setting GAMEDELAY from the command line

[Bryan Quigley <bryanquigs src gnome org>]

commit b654dbb61876e540733e9c1bbf2f973063d76512
Author: Bryan Quigley <bryanquigs src gnome org>
Date:   Sat Sep 13 23:08:23 2014 -0400

    Allow setting GAMEDELAY from the command line

 src/gnibbles.h |    3 ++-
 src/main.c     |   21 +++++++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletions(-)
---
diff --git a/src/gnibbles.h b/src/gnibbles.h
index 32bc863..99079d4 100644
--- a/src/gnibbles.h
+++ b/src/gnibbles.h
@@ -48,7 +48,8 @@
 #define GAMEOVER 2
 #define VICTORY 3
 
-#define GAMEDELAY 35
+#define DEFAULTGAMEDELAY 35
+int GAMEDELAY;
 #define NETDELAY 2
 #define BONUSDELAY 100
 
diff --git a/src/main.c b/src/main.c
index bd0ee95..9d39520 100644
--- a/src/main.c
+++ b/src/main.c
@@ -666,6 +666,11 @@ activate (GtkApplication* app,
                     G_CALLBACK (configure_event_cb), NULL);
 }
 
+static GOptionEntry entries[] =
+{
+  { "DEBUG_GAMEDELAY", 0, 0, G_OPTION_ARG_INT, &GAMEDELAY, "Built-in speed multiplier, lower is faster, 
default is 35", "D" },
+  { NULL }
+};
 
 
 int
@@ -675,6 +680,22 @@ main (int argc, char **argv)
   GtkApplication *app;
   int status;
 
+  //Handle Command Line options
+  GAMEDELAY = DEFAULTGAMEDELAY;
+  GError *error = NULL;
+  GOptionContext *context;
+
+  context = g_option_context_new ("");
+  g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
+  g_option_context_add_group (context, gtk_get_option_group (TRUE));
+
+  if (!g_option_context_parse (context, &argc, &argv, &error))
+    {
+      g_print ("option parsing failed: %s\n", error->message);
+      exit (1);
+    }
+  //Done handling Command Line options
+
   setlocale (LC_ALL, "");
   bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
   bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");