X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Ftype.h;h=f40657eb14a07003a295cb979ae4813523183d17;hb=b39ce68f12c30eedb272b65fe78baec5864d89ca;hp=701a5dc9786533f930e6c49778988f6816f83189;hpb=10c7c4157f02e3abbb7a0505bfc2985b67e04043;p=libs%2Fdatafile.git

diff --git a/source/type.h b/source/type.h
index 701a5dc..f40657e 100644
--- a/source/type.h
+++ b/source/type.h
@@ -11,8 +11,10 @@ struct Symbol
 {
 	std::string name;
 
+	Symbol() { }
+
 	template<typename T>
-	Symbol(const T &n): name(lexical_cast(n)) { }
+	Symbol(const T &n): name(lexical_cast<std::string>(n)) { }
 
 	template<typename T> operator T() const { return lexical_cast<T>(name); }
 };
@@ -52,6 +54,16 @@ struct SymbolType
 	typedef Symbol Store;
 };
 
+const char valid_signatures[] =
+{
+	IntType::signature,
+	FloatType::signature,
+	BoolType::signature,
+	StringType::signature,
+	SymbolType::signature,
+	0
+};
+
 template<typename T>
 struct HasLoadType
 {
@@ -113,6 +125,12 @@ struct TypeInfo<bool, false>: BoolType { };
 template<>
 struct TypeInfo<std::string, false>: StringType { };
 
+template<>
+struct TypeInfo<char *, false>: StringType { };
+
+template<>
+struct TypeInfo<const char *, false>: StringType { };
+
 template<typename T>
 struct TypeInfo<const T, false>: TypeInfo<T> { };