From c3609239097ff06e826ea3196ee58ad18d4961a0 Mon Sep 17 00:00:00 2001
From: Paul Beckingham <paul@beckingham.net>
Date: Sat, 4 Oct 2014 19:10:59 -0400
Subject: [PATCH] Config

- Added a :has method to detect settings that have no default value.
---
 src/Config.cpp | 6 ++++++
 src/Config.h   | 1 +
 2 files changed, 7 insertions(+)

diff --git a/src/Config.cpp b/src/Config.cpp
index 833c1f0e5..1141df61f 100644
--- a/src/Config.cpp
+++ b/src/Config.cpp
@@ -585,6 +585,12 @@ void Config::clear ()
   std::map <std::string, std::string>::clear ();
 }
 
+////////////////////////////////////////////////////////////////////////////////
+const bool Config::has (const std::string& key)
+{
+  return (*this).find (key) != (*this).end ();
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // Return the configuration value given the specified key.
 const std::string Config::get (const std::string& key)
diff --git a/src/Config.h b/src/Config.h
index de5054465..2899c40d4 100644
--- a/src/Config.h
+++ b/src/Config.h
@@ -49,6 +49,7 @@ public:
   void setDefaults ();
   void clear ();
 
+  const bool        has        (const std::string&);
   const std::string get        (const std::string&);
   const int         getInteger (const std::string&);
   const double      getReal    (const std::string&);