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

1 files changed, 144 insertions, 0 deletions

diff --git a/contrib/llvm/tools/lldb/source/Interpreter/OptionGroupVariable.cpp b/contrib/llvm/tools/lldb/source/Interpreter/OptionGroupVariable.cpp
new file mode 100644
index 0000000..316747e
--- /dev/null
+++ b/contrib/llvm/tools/lldb/source/Interpreter/OptionGroupVariable.cpp
@@ -0,0 +1,144 @@
+//===-- OptionGroupVariable.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/lldb-python.h"
+
+#include "lldb/Interpreter/OptionGroupVariable.h"
+
+// C Includes
+// C++ Includes
+// Other libraries and framework includes
+// Project includes
+#include "lldb/Core/Error.h"
+#include "lldb/DataFormatters/DataVisualization.h"
+#include "lldb/Interpreter/CommandInterpreter.h"
+#include "lldb/Target/Target.h"
+#include "lldb/Utility/Utils.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+// if you add any options here, remember to update the counters in OptionGroupVariable::GetNumDefinitions()
+static OptionDefinition
+g_option_table[] =
+{
+    { LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "no-args",         'a', no_argument,       NULL, 0, eArgTypeNone, "Omit function arguments."},
+    { LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "no-locals",       'l', no_argument,       NULL, 0, eArgTypeNone, "Omit local variables."},
+    { LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "show-globals",    'g', no_argument,       NULL, 0, eArgTypeNone, "Show the current frame source file global and static variables."},
+    { LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "show-declaration",'c', no_argument,       NULL, 0, eArgTypeNone, "Show variable declaration information (source file and line where the variable was declared)."},
+    { LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "regex",           'r', no_argument,       NULL, 0, eArgTypeRegularExpression, "The <variable-name> argument for name lookups are regular expressions."},
+    { LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "scope",           's', no_argument,       NULL, 0, eArgTypeNone, "Show variable scope (argument, local, global, static)."},
+    { LLDB_OPT_SET_1,                  false, "summary",         'y', required_argument, NULL, 0, eArgTypeName, "Specify the summary that the variable output should use."},
+    { LLDB_OPT_SET_2,                  false, "summary-string",  'z', required_argument, NULL, 0, eArgTypeName, "Specify a summary string to use to format the variable output."},
+};
+
+static Error
+ValidateNamedSummary (const char* str, void*)
+{
+    if (!str || !str[0])
+        return Error("must specify a valid named summary");
+    TypeSummaryImplSP summary_sp;
+    if (DataVisualization::NamedSummaryFormats::GetSummaryFormat(ConstString(str), summary_sp) == false)
+        return Error("must specify a valid named summary");
+    return Error();
+}
+
+static Error
+ValidateSummaryString (const char* str, void*)
+{
+    if (!str || !str[0])
+        return Error("must specify a non-empty summary string");
+    return Error();
+}
+
+OptionGroupVariable::OptionGroupVariable (bool show_frame_options) :
+    OptionGroup(),
+    include_frame_options (show_frame_options),
+    summary(ValidateNamedSummary),
+    summary_string(ValidateSummaryString)
+{
+}
+
+OptionGroupVariable::~OptionGroupVariable ()
+{
+}
+
+Error
+OptionGroupVariable::SetOptionValue (CommandInterpreter &interpreter,
+                                     uint32_t option_idx, 
+                                     const char *option_arg)
+{
+    Error error;
+    if (!include_frame_options)
+        option_idx += 3;
+    const int short_option = g_option_table[option_idx].short_option;
+    switch (short_option)
+    {
+        case 'r':   use_regex    = true;  break;
+        case 'a':   show_args    = false; break;
+        case 'l':   show_locals  = false; break;
+        case 'g':   show_globals = true;  break;
+        case 'c':   show_decl    = true;  break;
+        case 's':
+            show_scope = true;
+            break;
+        case 'y':
+            error = summary.SetCurrentValue(option_arg);
+            break;
+        case 'z':
+            error = summary_string.SetCurrentValue(option_arg);
+            break;
+        default:
+            error.SetErrorStringWithFormat("unrecognized short option '%c'", short_option);
+            break;
+    }
+    
+    return error;
+}
+
+void
+OptionGroupVariable::OptionParsingStarting (CommandInterpreter &interpreter)
+{
+    show_args     = true;   // Frame option only
+    show_locals   = true;   // Frame option only
+    show_globals  = false;  // Frame option only
+    show_decl     = false;
+    use_regex     = false;
+    show_scope    = false;
+    summary.Clear();
+    summary_string.Clear();
+}
+
+#define NUM_FRAME_OPTS 3
+
+const OptionDefinition*
+OptionGroupVariable::GetDefinitions ()
+{
+    // Show the "--no-args", "--no-locals" and "--show-globals" 
+    // options if we are showing frame specific options
+    if (include_frame_options)
+        return g_option_table;
+
+    // Skip the "--no-args", "--no-locals" and "--show-globals" 
+    // options if we are not showing frame specific options (globals only)
+    return &g_option_table[NUM_FRAME_OPTS];
+}
+
+uint32_t
+OptionGroupVariable::GetNumDefinitions ()
+{
+    // Count the "--no-args", "--no-locals" and "--show-globals" 
+    // options if we are showing frame specific options.
+    if (include_frame_options)
+        return llvm::array_lengthof(g_option_table);
+    else
+        return llvm::array_lengthof(g_option_table) - NUM_FRAME_OPTS;
+}
+
+