add IsFunctionPointerType function

Author: Vipul-Cariappa

clingwrapper/src/clingwrapper.cxx

@@ -463,6 +463,10 @@ bool Cppyy::IsClassType(TCppType_t type) {
     return Cpp::IsRecordType(type);
 }
 
+bool Cppyy::IsFunctionPointerType(TCppType_t type) {
+    return Cpp::IsFunctionPointerType(type);
+}
+
 // returns true if no new type was added.
 bool Cppyy::AppendTypesSlow(const std::string &name,
                             std::vector<Cpp::TemplateArgInfo>& types) {

clingwrapper/src/cpp_cppyy.h

@@ -84,6 +84,8 @@ namespace Cppyy {
     RPY_EXPORTED
     bool IsClassType(TCppType_t type);
     RPY_EXPORTED
+    bool IsFunctionPointerType(TCppType_t type);
+    RPY_EXPORTED
     TCppType_t GetType(const std::string &name, bool enable_slow_lookup = false);
     RPY_EXPORTED
     bool AppendTypesSlow(const std::string &name,