forked from OSchip/llvm-project
144 lines
5.0 KiB
C++
144 lines
5.0 KiB
C++
//===-- OptionGroupVariable.cpp -------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/Interpreter/OptionGroupVariable.h"
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#include "lldb/DataFormatters/DataVisualization.h"
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#include "lldb/Host/OptionParser.h"
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#include "lldb/Interpreter/CommandInterpreter.h"
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#include "lldb/Target/Target.h"
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#include "lldb/Utility/Status.h"
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using namespace lldb;
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using namespace lldb_private;
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// if you add any options here, remember to update the counters in
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// OptionGroupVariable::GetNumDefinitions()
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static constexpr OptionDefinition g_variable_options[] = {
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{LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "no-args", 'a',
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OptionParser::eNoArgument, nullptr, {}, 0, eArgTypeNone,
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"Omit function arguments."},
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{LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "no-recognized-args", 't',
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OptionParser::eNoArgument, nullptr, {}, 0, eArgTypeNone,
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"Omit recognized function arguments."},
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{LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "no-locals", 'l',
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OptionParser::eNoArgument, nullptr, {}, 0, eArgTypeNone,
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"Omit local variables."},
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{LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "show-globals", 'g',
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OptionParser::eNoArgument, nullptr, {}, 0, eArgTypeNone,
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"Show the current frame source file global and static variables."},
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{LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "show-declaration", 'c',
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OptionParser::eNoArgument, nullptr, {}, 0, eArgTypeNone,
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"Show variable declaration information (source file and line where the "
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"variable was declared)."},
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{LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "regex", 'r',
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OptionParser::eNoArgument, nullptr, {}, 0, eArgTypeRegularExpression,
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"The <variable-name> argument for name lookups are regular expressions."},
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{LLDB_OPT_SET_1 | LLDB_OPT_SET_2, false, "scope", 's',
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OptionParser::eNoArgument, nullptr, {}, 0, eArgTypeNone,
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"Show variable scope (argument, local, global, static)."},
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{LLDB_OPT_SET_1, false, "summary", 'y', OptionParser::eRequiredArgument,
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nullptr, {}, 0, eArgTypeName,
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"Specify the summary that the variable output should use."},
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{LLDB_OPT_SET_2, false, "summary-string", 'z',
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OptionParser::eRequiredArgument, nullptr, {}, 0, eArgTypeName,
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"Specify a summary string to use to format the variable output."},
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};
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static Status ValidateNamedSummary(const char *str, void *) {
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if (!str || !str[0])
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return Status("must specify a valid named summary");
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TypeSummaryImplSP summary_sp;
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if (!DataVisualization::NamedSummaryFormats::GetSummaryFormat(
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ConstString(str), summary_sp))
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return Status("must specify a valid named summary");
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return Status();
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}
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static Status ValidateSummaryString(const char *str, void *) {
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if (!str || !str[0])
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return Status("must specify a non-empty summary string");
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return Status();
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}
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OptionGroupVariable::OptionGroupVariable(bool show_frame_options)
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: OptionGroup(), include_frame_options(show_frame_options),
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summary(ValidateNamedSummary), summary_string(ValidateSummaryString) {}
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OptionGroupVariable::~OptionGroupVariable() {}
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Status
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OptionGroupVariable::SetOptionValue(uint32_t option_idx,
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llvm::StringRef option_arg,
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ExecutionContext *execution_context) {
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Status error;
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if (!include_frame_options)
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option_idx += 3;
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const int short_option = g_variable_options[option_idx].short_option;
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switch (short_option) {
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case 'r':
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use_regex = true;
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break;
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case 'a':
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show_args = false;
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break;
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case 'l':
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show_locals = false;
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break;
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case 'g':
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show_globals = true;
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break;
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case 'c':
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show_decl = true;
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break;
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case 's':
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show_scope = true;
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break;
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case 't':
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show_recognized_args = false;
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break;
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case 'y':
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error = summary.SetCurrentValue(option_arg);
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break;
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case 'z':
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error = summary_string.SetCurrentValue(option_arg);
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break;
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default:
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llvm_unreachable("Unimplemented option");
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}
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return error;
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}
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void OptionGroupVariable::OptionParsingStarting(
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ExecutionContext *execution_context) {
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show_args = true; // Frame option only
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show_recognized_args = true; // Frame option only
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show_locals = true; // Frame option only
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show_globals = false; // Frame option only
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show_decl = false;
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use_regex = false;
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show_scope = false;
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summary.Clear();
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summary_string.Clear();
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}
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#define NUM_FRAME_OPTS 3
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llvm::ArrayRef<OptionDefinition> OptionGroupVariable::GetDefinitions() {
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auto result = llvm::makeArrayRef(g_variable_options);
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// Show the "--no-args", "--no-locals" and "--show-globals" options if we are
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// showing frame specific options
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if (include_frame_options)
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return result;
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// Skip the "--no-args", "--no-locals" and "--show-globals" options if we are
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// not showing frame specific options (globals only)
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return result.drop_front(NUM_FRAME_OPTS);
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}
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