Fix static initialization order issue

2 files changed, 14 insertions, 4 deletions

diff --git a/build/variable b/build/variable
index 3bd8922..2aec39d 100644
--- a/build/variable
+++ b/build/variable
@@ -32,7 +32,7 @@ namespace build
   //
   struct value_type
   {
-    const std::string name;
+    const char* name;
     bool (*const assign) (names&, const variable&);
     bool (*const append) (names&, names, const variable&);
   };
@@ -437,6 +437,7 @@ namespace build
     template <typename V> static void assign (value&, V);
     template <typename V> static void append (value&, V);
 
+    static const std::string type_name;
     static const build::value_type value_type;
   };
 
@@ -566,6 +567,7 @@ namespace build
     template <typename M> static void assign (value&, M);
     template <typename M> static void append (value&, M);
 
+    static const std::string type_name;
     static const build::value_type value_type;
   };
 
diff --git a/build/variable.txx b/build/variable.txx
index 1b32584..e661879 100644
--- a/build/variable.txx
+++ b/build/variable.txx
@@ -45,9 +45,13 @@ namespace build
   }
 
   template <typename T>
+  const std::string value_traits<std::vector<T>>::type_name = std::string (
+    value_traits<T>::value_type.name) + 's';
+
+  template <typename T>
   const value_type value_traits<std::vector<T>>::value_type
   {
-    value_traits<T>::value_type.name + 's',
+    value_traits<std::vector<T>>::type_name.c_str (),
     &vector_assign<T>,
     &vector_append<T>
   };
@@ -150,10 +154,14 @@ namespace build
   }
 
   template <typename K, typename V>
+  const std::string value_traits<std::map<K, V>>::type_name = std::string (
+    value_traits<K>::value_type.name) + '_' +
+    value_traits<V>::value_type.name + "_map";
+
+  template <typename K, typename V>
   const value_type value_traits<std::map<K, V>>::value_type
   {
-    value_traits<K>::value_type.name + '_' +
-      value_traits<V>::value_type.name + "_map",
+    value_traits<std::map<K, V>>::type_name.c_str (),
     &map_assign<K, V>,
     &map_append<K, V>
   };