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//===-- 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/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_variable_options[] = {
{LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "no-args", 'a',
OptionParser::eNoArgument, nullptr, nullptr, 0, eArgTypeNone,
"Omit function arguments."},
{LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "no-locals", 'l',
OptionParser::eNoArgument, nullptr, nullptr, 0, eArgTypeNone,
"Omit local variables."},
{LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "show-globals", 'g',
OptionParser::eNoArgument, nullptr, nullptr, 0, eArgTypeNone,
"Show the current frame source file global and static variables."},
{LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "show-declaration", 'c',
OptionParser::eNoArgument, nullptr, nullptr, 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',
OptionParser::eNoArgument, nullptr, nullptr, 0, eArgTypeRegularExpression,
"The <variable-name> argument for name lookups are regular expressions."},
{LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "scope", 's',
OptionParser::eNoArgument, nullptr, nullptr, 0, eArgTypeNone,
"Show variable scope (argument, local, global, static)."},
{LLDB_OPT_SET_1, false, "summary", 'y', OptionParser::eRequiredArgument,
nullptr, nullptr, 0, eArgTypeName,
"Specify the summary that the variable output should use."},
{LLDB_OPT_SET_2, false, "summary-string", 'z',
OptionParser::eRequiredArgument, nullptr, nullptr, 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(uint32_t option_idx,
llvm::StringRef option_arg,
ExecutionContext *execution_context) {
Error error;
if (!include_frame_options)
option_idx += 3;
const int short_option = g_variable_options[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(
ExecutionContext *execution_context) {
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
llvm::ArrayRef<OptionDefinition> OptionGroupVariable::GetDefinitions() {
auto result = llvm::makeArrayRef(g_variable_options);
// Show the "--no-args", "--no-locals" and "--show-globals"
// options if we are showing frame specific options
if (include_frame_options)
return result;
// Skip the "--no-args", "--no-locals" and "--show-globals"
// options if we are not showing frame specific options (globals only)
return result.drop_front(NUM_FRAME_OPTS);
}
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