1 files changed, 166 insertions, 0 deletions
diff --git a/source/Interpreter/OptionValueEnumeration.cpp b/source/Interpreter/OptionValueEnumeration.cpp
new file mode 100644
index 000000000000..f282235d58e3
--- /dev/null
+++ b/source/Interpreter/OptionValueEnumeration.cpp
@@ -0,0 +1,166 @@
+//===-- OptionValueEnumeration.cpp ------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Interpreter/OptionValueEnumeration.h"
+
+// C Includes
+// C++ Includes
+// Other libraries and framework includes
+// Project includes
+#include "lldb/Core/StringList.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+OptionValueEnumeration::OptionValueEnumeration (const OptionEnumValueElement *enumerators,
+                                                enum_type value) :
+    OptionValue(),
+    m_current_value (value),
+    m_default_value (value),
+    m_enumerations ()
+{
+    SetEnumerations(enumerators);
+}
+
+OptionValueEnumeration::~OptionValueEnumeration()
+{
+}
+
+void
+OptionValueEnumeration::DumpValue (const ExecutionContext *exe_ctx, Stream &strm, uint32_t dump_mask)
+{
+    if (dump_mask & eDumpOptionType)
+        strm.Printf ("(%s)", GetTypeAsCString ());
+    if (dump_mask & eDumpOptionValue)
+    {
+        if (dump_mask & eDumpOptionType)
+            strm.PutCString (" = ");
+        const size_t count = m_enumerations.GetSize ();
+        for (size_t i=0; i<count; ++i)
+        {
+            if (m_enumerations.GetValueAtIndexUnchecked(i).value == m_current_value)
+            {
+                strm.PutCString(m_enumerations.GetCStringAtIndex(i));
+                return;
+            }
+        }
+        strm.Printf("%" PRIu64, (uint64_t)m_current_value);
+    }
+}
+
+Error
+OptionValueEnumeration::SetValueFromCString (const char *value, VarSetOperationType op)
+{
+    Error error;
+    switch (op)
+    {
+        case eVarSetOperationClear:
+            Clear ();
+            break;
+            
+        case eVarSetOperationReplace:
+        case eVarSetOperationAssign:
+            if (value && value[0])
+            {
+                ConstString const_enumerator_name(value);
+                const EnumerationMapEntry *enumerator_entry = m_enumerations.FindFirstValueForName (const_enumerator_name.GetCString());
+                if (enumerator_entry)
+                {
+                    m_current_value = enumerator_entry->value.value;
+                }
+                else
+                {
+                    StreamString error_strm;
+                    error_strm.Printf("invalid enumeration value '%s'", value);
+                    const size_t count = m_enumerations.GetSize ();
+                    if (count)
+                    {
+                        error_strm.Printf(", valid values are: %s", m_enumerations.GetCStringAtIndex(0));
+                        for (size_t i=1; i<count; ++i)
+                        {
+                            error_strm.Printf (", %s", m_enumerations.GetCStringAtIndex(i));
+                        }
+                    }
+                    error.SetErrorString(error_strm.GetData());
+                }
+            }
+            else
+            {
+                error.SetErrorString("invalid enumeration value");
+            }
+            break;
+            
+        case eVarSetOperationInsertBefore:
+        case eVarSetOperationInsertAfter:
+        case eVarSetOperationRemove:
+        case eVarSetOperationAppend:
+        case eVarSetOperationInvalid:
+            error = OptionValue::SetValueFromCString (value, op);
+            break;
+    }
+    return error;
+}
+
+void
+OptionValueEnumeration::SetEnumerations (const OptionEnumValueElement *enumerators)
+{
+    m_enumerations.Clear();
+    if (enumerators)
+    {
+        for (size_t i=0; enumerators[i].string_value != NULL; ++i)
+        {
+            ConstString const_enumerator_name(enumerators[i].string_value);
+            EnumeratorInfo enumerator_info = { enumerators[i].value, enumerators[i].usage };
+            m_enumerations.Append (const_enumerator_name.GetCString(), enumerator_info);
+        }
+        m_enumerations.Sort();
+    }
+}
+
+
+lldb::OptionValueSP
+OptionValueEnumeration::DeepCopy () const
+{
+    return OptionValueSP(new OptionValueEnumeration(*this));
+}
+
+size_t
+OptionValueEnumeration::AutoComplete (CommandInterpreter &interpreter,
+                                      const char *s,
+                                      int match_start_point,
+                                      int max_return_elements,
+                                      bool &word_complete,
+                                      StringList &matches)
+{
+    word_complete = false;
+    matches.Clear();
+    
+    const uint32_t num_enumerators = m_enumerations.GetSize();
+    if (s && s[0])
+    {
+        const size_t s_len = strlen(s);
+        for (size_t i=0; i<num_enumerators; ++i)
+        {
+            const char *name = m_enumerations.GetCStringAtIndex(i);
+            if (::strncmp(s, name, s_len) == 0)
+                matches.AppendString(name);
+        }
+    }
+    else
+    {
+        // only suggest "true" or "false" by default
+        for (size_t i=0; i<num_enumerators; ++i)
+            matches.AppendString(m_enumerations.GetCStringAtIndex(i));
+    }
+    return matches.GetSize();
+}
+
+
+
+