tdesktop/Telegram/SourceFiles/platform/linux/launcher_linux.cpp

124 lines
2.8 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "platform/linux/launcher_linux.h"
#include "core/crash_reports.h"
#include <sys/stat.h>
#include <sys/types.h>
#include <cstdlib>
#include <unistd.h>
#include <dirent.h>
#include <pwd.h>
namespace Platform {
namespace {
class Arguments {
public:
void push(QByteArray argument) {
argument.append(char(0));
_argumentValues.push_back(argument);
_arguments.push_back(_argumentValues.back().data());
}
char **result() {
_arguments.push_back(nullptr);
return _arguments.data();
}
private:
std::vector<QByteArray> _argumentValues;
std::vector<char*> _arguments;
};
QString DeviceModel() {
#ifdef Q_OS_LINUX64
return "PC 64bit";
#else // Q_OS_LINUX64
return "PC 32bit";
#endif // Q_OS_LINUX64
}
QString SystemVersion() {
const auto result = getenv("XDG_CURRENT_DESKTOP");
const auto value = result ? QString::fromLatin1(result) : QString();
const auto list = value.split(':', QString::SkipEmptyParts);
return list.isEmpty() ? "Linux" : "Linux " + list[0];
}
} // namespace
Launcher::Launcher(int argc, char *argv[])
: Core::Launcher(argc, argv, DeviceModel(), SystemVersion()) {
}
bool Launcher::launchUpdater(UpdaterLaunch action) {
if (cExeName().isEmpty()) {
return false;
}
const auto binaryName = (action == UpdaterLaunch::JustRelaunch)
? cExeName()
: QStringLiteral("Updater");
auto argumentsList = Arguments();
argumentsList.push(QFile::encodeName(cExeDir() + binaryName));
if (cLaunchMode() == LaunchModeAutoStart) {
argumentsList.push("-autostart");
}
if (Logs::DebugEnabled()) {
argumentsList.push("-debug");
}
if (cStartInTray()) {
argumentsList.push("-startintray");
}
if (cTestMode()) {
argumentsList.push("-testmode");
}
if (cDataFile() != qsl("data")) {
argumentsList.push("-key");
argumentsList.push(QFile::encodeName(cDataFile()));
}
if (action == UpdaterLaunch::JustRelaunch) {
argumentsList.push("-noupdate");
argumentsList.push("-tosettings");
if (customWorkingDir()) {
argumentsList.push("-workdir");
argumentsList.push(QFile::encodeName(cWorkingDir()));
}
} else {
argumentsList.push("-workpath");
argumentsList.push(QFile::encodeName(cWorkingDir()));
argumentsList.push("-exename");
argumentsList.push(QFile::encodeName(cExeName()));
argumentsList.push("-exepath");
argumentsList.push(QFile::encodeName(cExeDir()));
if (customWorkingDir()) {
argumentsList.push("-workdir_custom");
}
}
Logs::closeMain();
CrashReports::Finish();
const auto args = argumentsList.result();
pid_t pid = fork();
switch (pid) {
case -1: return false;
case 0: execv(args[0], args); return false;
}
return true;
}
} // namespace