From eb41b032dfc4dc1cf048386e8f27746084ee0c91 Mon Sep 17 00:00:00 2001
From: Jarryd Beck <jarrydb@cse.unsw.edu.au>
Date: Mon, 29 Sep 2014 18:13:21 +1000
Subject: [PATCH] count uses

---
 src/cxxopts.cpp |  3 ++-
 src/cxxopts.hpp | 26 +++++++++++++++++++++++++-
 2 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/src/cxxopts.cpp b/src/cxxopts.cpp
index fa6146c..3320717 100644
--- a/src/cxxopts.cpp
+++ b/src/cxxopts.cpp
@@ -101,7 +101,8 @@ Options::parse(int& argc, char**& argv)
           if (!value->has_arg())
           {
             auto& v = m_parsed[name];
-            value->parse("", v);
+            value->parse("", v.value);
+            ++v.count;
           }
           else
           {
diff --git a/src/cxxopts.hpp b/src/cxxopts.hpp
index 90b4148..c4ffad0 100644
--- a/src/cxxopts.hpp
+++ b/src/cxxopts.hpp
@@ -154,6 +154,17 @@ namespace cxxopts
     std::shared_ptr<const Value> m_parser;
   };
 
+  struct ParsedOption
+  {
+    boost::any value;
+    int count;
+
+    ParsedOption()
+    : count(0)
+    {
+    }
+  };
+
   class Options
   {
     public:
@@ -164,13 +175,26 @@ namespace cxxopts
     OptionAdder
     add_options();
 
+    int
+    count(const std::string& o) const
+    {
+      auto iter = m_parsed.find(o);
+
+      if (iter == m_parsed.end())
+      {
+        return 0;
+      }
+
+      return iter->second.count;
+    }
+
     private:
     friend class OptionAdder;
 
     std::map<std::string, std::shared_ptr<OptionDetails>> m_short;
     std::map<std::string, std::shared_ptr<OptionDetails>> m_long;
 
-    std::map<std::string, boost::any> m_parsed;
+    std::map<std::string, ParsedOption> m_parsed;
   };
 
   class OptionAdder
--
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