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//===-- CommandObjectReproducer.cpp -----------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "CommandObjectReproducer.h"
#include "lldb/Utility/Reproducer.h"
#include "lldb/Interpreter/CommandInterpreter.h"
#include "lldb/Interpreter/CommandReturnObject.h"
#include "lldb/Interpreter/OptionArgParser.h"
#include "lldb/Interpreter/OptionGroupBoolean.h"
using namespace lldb;
using namespace lldb_private;
static void AppendErrorToResult(llvm::Error e, CommandReturnObject &result) {
std::string error_str = llvm::toString(std::move(e));
result.AppendErrorWithFormat("%s", error_str.c_str());
}
class CommandObjectReproducerCaptureEnable : public CommandObjectParsed {
public:
CommandObjectReproducerCaptureEnable(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "reproducer capture enable",
"Enable gathering information for reproducer",
nullptr) {}
~CommandObjectReproducerCaptureEnable() override = default;
protected:
bool DoExecute(Args &command, CommandReturnObject &result) override {
if (!command.empty()) {
result.AppendErrorWithFormat("'%s' takes no arguments",
m_cmd_name.c_str());
return false;
}
if (auto e = m_interpreter.GetDebugger().SetReproducerCapture(true)) {
AppendErrorToResult(std::move(e), result);
return false;
}
result.SetStatus(eReturnStatusSuccessFinishNoResult);
return result.Succeeded();
}
};
class CommandObjectReproducerCaptureDisable : public CommandObjectParsed {
public:
CommandObjectReproducerCaptureDisable(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "reproducer capture enable",
"Disable gathering information for reproducer",
nullptr) {}
~CommandObjectReproducerCaptureDisable() override = default;
protected:
bool DoExecute(Args &command, CommandReturnObject &result) override {
if (!command.empty()) {
result.AppendErrorWithFormat("'%s' takes no arguments",
m_cmd_name.c_str());
return false;
}
if (auto e = m_interpreter.GetDebugger().SetReproducerCapture(false)) {
AppendErrorToResult(std::move(e), result);
return false;
}
result.SetStatus(eReturnStatusSuccessFinishNoResult);
return result.Succeeded();
}
};
class CommandObjectReproducerGenerate : public CommandObjectParsed {
public:
CommandObjectReproducerGenerate(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "reproducer generate",
"Generate reproducer on disk.", nullptr) {}
~CommandObjectReproducerGenerate() override = default;
protected:
bool DoExecute(Args &command, CommandReturnObject &result) override {
if (!command.empty()) {
result.AppendErrorWithFormat("'%s' takes no arguments",
m_cmd_name.c_str());
return false;
}
auto &r = repro::Reproducer::Instance();
if (auto generator = r.GetGenerator()) {
generator->Keep();
} else {
result.AppendErrorWithFormat("Unable to get the reproducer generator");
return false;
}
result.GetOutputStream()
<< "Reproducer written to '" << r.GetReproducerPath() << "'\n";
result.SetStatus(eReturnStatusSuccessFinishResult);
return result.Succeeded();
}
};
class CommandObjectReproducerReplay : public CommandObjectParsed {
public:
CommandObjectReproducerReplay(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "reproducer replay",
"Replay a reproducer.", nullptr) {
CommandArgumentEntry arg1;
CommandArgumentData path_arg;
// Define the first (and only) variant of this arg.
path_arg.arg_type = eArgTypePath;
path_arg.arg_repetition = eArgRepeatPlain;
// There is only one variant this argument could be; put it into the
// argument entry.
arg1.push_back(path_arg);
// Push the data for the first argument into the m_arguments vector.
m_arguments.push_back(arg1);
}
~CommandObjectReproducerReplay() override = default;
protected:
bool DoExecute(Args &command, CommandReturnObject &result) override {
if (command.empty()) {
result.AppendErrorWithFormat(
"'%s' takes a single argument: the reproducer path",
m_cmd_name.c_str());
return false;
}
auto &r = repro::Reproducer::Instance();
if (auto e = r.SetReplayReproducer(true)) {
std::string error_str = llvm::toString(std::move(e));
result.AppendErrorWithFormat("%s", error_str.c_str());
return false;
}
if (auto loader = r.GetLoader()) {
const char *repro_path = command.GetArgumentAtIndex(0);
if (auto e = loader->LoadIndex(FileSpec(repro_path))) {
std::string error_str = llvm::toString(std::move(e));
result.AppendErrorWithFormat("Unable to load reproducer: %s",
error_str.c_str());
return false;
}
} else {
result.AppendErrorWithFormat("Unable to get the reproducer loader");
return false;
}
result.SetStatus(eReturnStatusSuccessFinishNoResult);
return result.Succeeded();
}
};
class CommandObjectReproducerCapture : public CommandObjectMultiword {
private:
public:
CommandObjectReproducerCapture(CommandInterpreter &interpreter)
: CommandObjectMultiword(
interpreter, "reproducer capture",
"Manage gathering of information needed to generate a reproducer.",
NULL) {
LoadSubCommand(
"enable",
CommandObjectSP(new CommandObjectReproducerCaptureEnable(interpreter)));
LoadSubCommand("disable",
CommandObjectSP(
new CommandObjectReproducerCaptureDisable(interpreter)));
}
~CommandObjectReproducerCapture() {}
};
CommandObjectReproducer::CommandObjectReproducer(
CommandInterpreter &interpreter)
: CommandObjectMultiword(interpreter, "reproducer",
"Commands controlling LLDB reproducers.",
"log <subcommand> [<command-options>]") {
LoadSubCommand("capture", CommandObjectSP(new CommandObjectReproducerCapture(
interpreter)));
LoadSubCommand(
"generate",
CommandObjectSP(new CommandObjectReproducerGenerate(interpreter)));
LoadSubCommand("replay", CommandObjectSP(
new CommandObjectReproducerReplay(interpreter)));
}
CommandObjectReproducer::~CommandObjectReproducer() = default;
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