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/*
SPDX-FileCopyrightText: 2016 Aetf <aetf@unlimitedcodeworks.xyz>
SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
*/
#include "lldbcommand.h"
using namespace KDevMI::LLDB;
using namespace KDevMI::MI;
LldbCommand::LldbCommand(CommandType type, const QString& arguments, CommandFlags flags)
: MICommand(type, arguments, flags)
{
}
LldbCommand::~LldbCommand()
{
}
QString LldbCommand::miCommand() const
{
if (!overrideCmd.isEmpty()) {
return overrideCmd;
}
QString command;
bool isMI = false;
// TODO: find alternatives to the following command which are not supported in lldb-mi
switch(type()) {
case BreakCommands:
// empty command
break;
case BreakInfo:
// empty command
break;
case BreakInsert: // in lldb-mi, '-f' must be the last option switch right before location
command = QStringLiteral("break-insert");
isMI = true;
break;
case BreakList:
// empty command
break;
case BreakWatch:
command = QStringLiteral("break set var");
break;
case DataListChangedRegisters:
command = QStringLiteral("data-list-changed-registers");
break;
case DataReadMemory: // not implemented, deprecated
command = QStringLiteral("data-read-memory");
break;
case DataWriteRegisterVariables:
command = QStringLiteral("data-write-register-values");
break;
case EnableTimings:
command = QStringLiteral("enable-timings");
break;
case EnvironmentDirectory:
command = QStringLiteral("environment-directory");
break;
case EnvironmentPath:
command = QStringLiteral("environment-path");
break;
case EnvironmentPwd:
command = QStringLiteral("environment-pwd");
break;
case ExecUntil:
// TODO: write test case for this
command = QStringLiteral("thread until");
break;
case FileExecFile:
command = QStringLiteral("file-exec-file");//"exec-file"
break;
case FileListExecSourceFile:
command = QStringLiteral("file-list-exec-source-file");
break;
case FileListExecSourceFiles:
command = QStringLiteral("file-list-exec-source-files");
break;
case FileSymbolFile:
command = QStringLiteral("file-symbol-file");//"symbol-file"
break;
case GdbVersion:
command = QStringLiteral("gdb-version");//"show version"
break;
case InferiorTtyShow:
command = QStringLiteral("inferior-tty-show");
break;
case SignalHandle:
command = QStringLiteral("process handle");
break;
case TargetDisconnect:
command = QStringLiteral("target-disconnect");//"disconnect"
break;
case TargetDownload:
command = QStringLiteral("target-download");
break;
case ThreadListIds:
command = QStringLiteral("thread-list-ids");
break;
case ThreadSelect:
command = QStringLiteral("thread-select");
break;
case TraceFind:
command = QStringLiteral("trace-find");
break;
case TraceStart:
command = QStringLiteral("trace-start");
break;
case TraceStop:
command = QStringLiteral("trace-stop");
break;
case VarInfoNumChildren:
command = QStringLiteral("var-info-num-children");
break;
case VarInfoType:
command = QStringLiteral("var-info-type");
break;
case VarSetFrozen:
command = QStringLiteral("var-set-frozen");
break;
case VarShowFormat:
command = QStringLiteral("var-show-format");
break;
default:
return MICommand::miCommand();
}
if (isMI) {
command.prepend(QLatin1Char('-'));
}
return command;
}
QString LldbCommand::cmdToSend()
{
switch (type()) {
// -gdb-set is only partially implemented
case GdbSet: {
QString env_name = QStringLiteral("environment ");
QString disassembly_flavor = QStringLiteral("disassembly-flavor ");
if (command_.startsWith(env_name)) {
command_.remove(0, env_name.length());
overrideCmd = QStringLiteral("settings set target.env-vars");
} else if (command_.startsWith(disassembly_flavor)) {
command_.remove(0, disassembly_flavor.length());
overrideCmd = QStringLiteral("settings set target.x86-disassembly-flavor");
}
break;
}
// find the position to insert '-f'
case BreakInsert: {
if (!overrideCmd.isEmpty()) {
// already done
break;
}
int p = command_.length() - 1;
bool quoted = false;
if (command_.at(p) == QLatin1Char('"')) {
quoted = true; // should always be the case
}
--p;
for (; p >= 0; --p) {
// find next '"' or ' '
if (quoted) {
if (command_.at(p) == QLatin1Char('"') && (p == 0 || command_.at(p - 1) != QLatin1Char('\\')))
break;
} else {
if (command_.at(p) == QLatin1Char(' '))
break;
}
}
if (p < 0) p = 0; // this means the command is malformated, we proceed anyway.
// move other switches like '-d' '-c' into miCommand part
const QStringView commandView = command_;
overrideCmd = miCommand() + QLatin1Char(' ') + commandView.first(p);
command_ = QLatin1String("-f ") + commandView.sliced(p);
break;
}
case BreakWatch:
if (command_.startsWith(QLatin1String("-r "))) {
command_ = QLatin1String("-w read ") + QStringView{command_}.sliced(3);
} else if (command_.startsWith(QLatin1String("-a "))) {
command_ = QLatin1String("-w read_write ") + QStringView{command_}.sliced(3);
}
break;
case StackListArguments:
// some times when adding the command, the current frame is invalid,
// but is valid at sending time
if (command_.endsWith(QLatin1String("-1 -1"))) {
command_.replace(QLatin1String("-1 -1"), QStringLiteral("%1 %1").arg(frame()));
}
break;
default:
break;
}
return MICommand::cmdToSend();
}
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