Merge lldb r188801 to contrib/llvm/tools/lldb/

1 files changed, 135 insertions, 0 deletions

diff --git a/contrib/llvm/tools/lldb/source/Interpreter/OptionValueBoolean.cpp b/contrib/llvm/tools/lldb/source/Interpreter/OptionValueBoolean.cpp
new file mode 100644
index 0000000..6471943
--- /dev/null
+++ b/contrib/llvm/tools/lldb/source/Interpreter/OptionValueBoolean.cpp
@@ -0,0 +1,135 @@
+//===-- OptionValueBoolean.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/OptionValueBoolean.h"
+
+// C Includes
+// C++ Includes
+// Other libraries and framework includes
+// Project includes
+#include "lldb/Core/Stream.h"
+#include "lldb/Core/StringList.h"
+#include "lldb/Interpreter/Args.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+void
+OptionValueBoolean::DumpValue (const ExecutionContext *exe_ctx, Stream &strm, uint32_t dump_mask)
+{
+    if (dump_mask & eDumpOptionType)
+        strm.Printf ("(%s)", GetTypeAsCString ());
+//    if (dump_mask & eDumpOptionName)
+//        DumpQualifiedName (strm);
+    if (dump_mask & eDumpOptionValue)
+    {
+        if (dump_mask & eDumpOptionType)
+            strm.PutCString (" = ");
+        strm.PutCString (m_current_value ? "true" : "false");
+    }
+}
+
+Error
+OptionValueBoolean::SetValueFromCString (const char *value_cstr,
+                                         VarSetOperationType op)
+{
+    Error error;
+    switch (op)
+    {
+    case eVarSetOperationClear:
+        Clear();
+        break;
+
+    case eVarSetOperationReplace:
+    case eVarSetOperationAssign:
+        {
+            bool success = false;
+            bool value = Args::StringToBoolean(value_cstr, false, &success);
+            if (success)
+            {
+                m_value_was_set = true;
+                m_current_value = value;
+            }
+            else
+            {
+                if (value_cstr == NULL)
+                    error.SetErrorString ("invalid boolean string value: NULL");
+                else if (value_cstr[0] == '\0')
+                    error.SetErrorString ("invalid boolean string value <empty>");
+                else
+                    error.SetErrorStringWithFormat ("invalid boolean string value: '%s'", value_cstr);
+            }
+        }
+        break;
+
+    case eVarSetOperationInsertBefore:
+    case eVarSetOperationInsertAfter:
+    case eVarSetOperationRemove:
+    case eVarSetOperationAppend:
+    case eVarSetOperationInvalid:
+        error = OptionValue::SetValueFromCString (value_cstr, op);
+        break;
+    }
+    return error;
+}
+
+lldb::OptionValueSP
+OptionValueBoolean::DeepCopy () const
+{
+    return OptionValueSP(new OptionValueBoolean(*this));
+}
+
+size_t
+OptionValueBoolean::AutoComplete (CommandInterpreter &interpreter,
+                                  const char *s,
+                                  int match_start_point,
+                                  int max_return_elements,
+                                  bool &word_complete,
+                                  StringList &matches)
+{
+    word_complete = false;
+    matches.Clear();
+    struct StringEntry {
+        const char *string;
+        const size_t length;
+    };
+    static const StringEntry g_autocomplete_entries[] =
+    {
+        { "true" , 4 },
+        { "false", 5 },
+        { "on"   , 2 },
+        { "off"  , 3 },
+        { "yes"  , 3 },
+        { "no"   , 2 },
+        { "1"    , 1 },
+        { "0"    , 1 },
+    };
+    const size_t k_num_autocomplete_entries = sizeof(g_autocomplete_entries)/sizeof(StringEntry);
+    
+    if (s && s[0])
+    {
+        const size_t s_len = strlen(s);
+        for (size_t i=0; i<k_num_autocomplete_entries; ++i)
+        {
+            if (s_len <= g_autocomplete_entries[i].length)
+                if (::strncasecmp(s, g_autocomplete_entries[i].string, s_len) == 0)
+                    matches.AppendString(g_autocomplete_entries[i].string);
+        }
+    }
+    else
+    {
+        // only suggest "true" or "false" by default
+        for (size_t i=0; i<2; ++i)
+            matches.AppendString(g_autocomplete_entries[i].string);
+    }
+    return matches.GetSize();
+}
+
+
+