Added support to SBType for getting template arguments from a SBType:

uint32_t
SBType::GetNumberOfTemplateArguments ();

lldb::SBType
SBType::GetTemplateArgumentType (uint32_t idx);

lldb::TemplateArgumentKind
SBType::GetTemplateArgumentKind (uint32_t idx);

Some lldb::TemplateArgumentKind values don't have a corresponding SBType
that will be returned from SBType::GetTemplateArgumentType(). This will
help our data formatters do their job by being able to find out the
type of template params and do smart things with those.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@149658 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/API/SBType.cpp b/source/API/SBType.cpp
index 63c6c0a..e4343fd 100644
--- a/source/API/SBType.cpp
+++ b/source/API/SBType.cpp
@@ -437,6 +437,50 @@
     return lldb::eTypeClassInvalid;
 }
 
+uint32_t
+SBType::GetNumberOfTemplateArguments ()
+{
+    if (IsValid())
+    {
+        return ClangASTContext::GetNumTemplateArguments (m_opaque_sp->GetASTContext(),
+                                                         m_opaque_sp->GetOpaqueQualType());
+    }
+    return 0;
+}
+
+lldb::SBType
+SBType::GetTemplateArgumentType (uint32_t idx)
+{
+    if (IsValid())
+    {
+        TemplateArgumentKind kind = eTemplateArgumentKindNull;
+        return SBType(ClangASTType(m_opaque_sp->GetASTContext(),
+                                   ClangASTContext::GetTemplateArgument(m_opaque_sp->GetASTContext(),
+                                                                        m_opaque_sp->GetOpaqueQualType(), 
+                                                                        idx, 
+                                                                        kind)));
+    }
+    return SBType();
+}
+
+
+lldb::TemplateArgumentKind
+SBType::GetTemplateArgumentKind (uint32_t idx)
+{
+    TemplateArgumentKind kind = eTemplateArgumentKindNull;
+    if (IsValid())
+    {
+        ClangASTContext::GetTemplateArgument(m_opaque_sp->GetASTContext(),
+                                             m_opaque_sp->GetOpaqueQualType(), 
+                                             idx, 
+                                             kind);
+    }
+    return kind;
+}
+
+
+
+
 SBTypeList::SBTypeList() :
     m_opaque_ap(new TypeListImpl())
 {
@@ -622,4 +666,3 @@
 {
     return *m_opaque_ap.get();
 }
-
diff --git a/source/Interpreter/ScriptInterpreterPython.cpp b/source/Interpreter/ScriptInterpreterPython.cpp
index 15e6661..d2d355c 100644
--- a/source/Interpreter/ScriptInterpreterPython.cpp
+++ b/source/Interpreter/ScriptInterpreterPython.cpp
@@ -326,7 +326,7 @@
     // embedded we don't know we should be feeding input to the embedded 
     // interpreter or to the python sys.stdin. We also don't want to let python
     // play with the real stdin from this process, so we need to close it...
-    run_string.PutCString ("; sys.stdin.close()");
+    //run_string.PutCString ("; sys.stdin.close()");
     run_string.PutCString ("')");
 
     PyRun_SimpleString (run_string.GetData());
diff --git a/source/Symbol/ClangASTContext.cpp b/source/Symbol/ClangASTContext.cpp
index d07df71..0449902 100644
--- a/source/Symbol/ClangASTContext.cpp
+++ b/source/Symbol/ClangASTContext.cpp
@@ -2499,6 +2499,111 @@
     return objc_method_decl;
 }
 
+size_t
+ClangASTContext::GetNumTemplateArguments (clang::ASTContext *ast, clang_type_t clang_type)
+{
+    if (clang_type)
+    {
+        QualType qual_type (QualType::getFromOpaquePtr(clang_type));
+        
+        const clang::Type::TypeClass type_class = qual_type->getTypeClass();
+        switch (type_class)
+        {
+            case clang::Type::Record:
+                if (GetCompleteQualType (ast, qual_type))
+                {
+                    const CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl();
+                    if (cxx_record_decl)
+                    {
+                        const ClassTemplateSpecializationDecl *template_decl = dyn_cast<ClassTemplateSpecializationDecl>(cxx_record_decl);
+                        if (template_decl)
+                            return template_decl->getTemplateArgs().size();
+                    }
+                }
+                break;
+                
+            case clang::Type::Typedef:                         
+                return ClangASTContext::GetNumTemplateArguments (ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType().getAsOpaquePtr());
+            default:
+                break;
+        }
+    }
+    return 0;
+}
+
+clang_type_t
+ClangASTContext::GetTemplateArgument (clang::ASTContext *ast, clang_type_t clang_type, size_t arg_idx, lldb::TemplateArgumentKind &kind)
+{
+    if (clang_type)
+    {
+        QualType qual_type (QualType::getFromOpaquePtr(clang_type));
+        
+        const clang::Type::TypeClass type_class = qual_type->getTypeClass();
+        switch (type_class)
+        {
+            case clang::Type::Record:
+                if (GetCompleteQualType (ast, qual_type))
+                {
+                    const CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl();
+                    if (cxx_record_decl)
+                    {
+                        const ClassTemplateSpecializationDecl *template_decl = dyn_cast<ClassTemplateSpecializationDecl>(cxx_record_decl);
+                        if (template_decl && arg_idx < template_decl->getTemplateArgs().size())
+                        {
+                            const TemplateArgument &template_arg = template_decl->getTemplateArgs()[arg_idx];
+                            switch (template_arg.getKind())
+                            {
+                                case clang::TemplateArgument::Null:
+                                    kind = eTemplateArgumentKindNull;
+                                    return NULL;
+
+                                case clang::TemplateArgument::Type:
+                                    kind = eTemplateArgumentKindType;
+                                    return template_arg.getAsType().getAsOpaquePtr();
+
+                                case clang::TemplateArgument::Declaration:
+                                    kind = eTemplateArgumentKindDeclaration;
+                                    return NULL;
+
+                                case clang::TemplateArgument::Integral:
+                                    kind = eTemplateArgumentKindIntegral;
+                                    return template_arg.getIntegralType().getAsOpaquePtr();
+
+                                case clang::TemplateArgument::Template:
+                                    kind = eTemplateArgumentKindTemplate;
+                                    return NULL;
+
+                                case clang::TemplateArgument::TemplateExpansion:
+                                    kind = eTemplateArgumentKindTemplateExpansion;
+                                    return NULL;
+
+                                case clang::TemplateArgument::Expression:
+                                    kind = eTemplateArgumentKindExpression;
+                                    return NULL;
+
+                                case clang::TemplateArgument::Pack:
+                                    kind = eTemplateArgumentKindPack;
+                                    return NULL;
+
+                                default:
+                                    assert (!"Unhandled TemplateArgument::ArgKind");
+                                    kind = eTemplateArgumentKindNull;
+                                    return NULL;
+                            }
+                        }
+                    }
+                }
+                break;
+                
+            case clang::Type::Typedef:                         
+                return ClangASTContext::GetTemplateArgument (ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType().getAsOpaquePtr(), arg_idx, kind);
+            default:
+                break;
+        }
+    }
+    kind = eTemplateArgumentKindNull;
+    return NULL;
+}
 
 uint32_t
 ClangASTContext::GetTypeInfo