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Hide ProcessNameByPID and RealExecutablePath into a private namespace

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This commit is contained in:
Ilya Fedin 2020-07-13 02:50:27 +04:00 • committed by John Preston
parent e081ed4b4a
commit 256e976167
2 changed files with 27 additions and 30 deletions
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54
Telegram/SourceFiles/platform/linux/specific_linux.cpp
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@ -132,6 +132,33 @@ uint FileChooserPortalVersion() {
} }
#endif // !TDESKTOP_DISABLE_DBUS_INTEGRATION #endif // !TDESKTOP_DISABLE_DBUS_INTEGRATION
QString ProcessNameByPID(const QString &pid) {
constexpr auto kMaxPath = 1024;
char result[kMaxPath] = { 0 };
auto count = readlink("/proc/" + pid.toLatin1() + "/exe", result, kMaxPath);
if (count > 0) {
auto filename = QFile::decodeName(result);
auto deletedPostfix = qstr(" (deleted)");
if (filename.endsWith(deletedPostfix) && !QFileInfo(filename).exists()) {
filename.chop(deletedPostfix.size());
}
return filename;
}
return QString();
}
QString RealExecutablePath(int argc, char *argv[]) {
const auto processName = ProcessNameByPID(qsl("self"));
// Fallback to the first command line argument.
return !processName.isEmpty()
? processName
: argc
? QFile::decodeName(argv[0])
: QString();
}
bool RunShellCommand(const QByteArray &command) { bool RunShellCommand(const QByteArray &command) {
auto result = system(command.constData()); auto result = system(command.constData());
if (result) { if (result) {
@ -642,33 +669,6 @@ bool CanOpenDirectoryWithPortal() {
#endif // (Qt < 5.15 && !DESKTOP_APP_QT_PATCHED) || TDESKTOP_DISABLE_DBUS_INTEGRATION #endif // (Qt < 5.15 && !DESKTOP_APP_QT_PATCHED) || TDESKTOP_DISABLE_DBUS_INTEGRATION
} }
QString ProcessNameByPID(const QString &pid) {
constexpr auto kMaxPath = 1024;
char result[kMaxPath] = { 0 };
auto count = readlink("/proc/" + pid.toLatin1() + "/exe", result, kMaxPath);
if (count > 0) {
auto filename = QFile::decodeName(result);
auto deletedPostfix = qstr(" (deleted)");
if (filename.endsWith(deletedPostfix) && !QFileInfo(filename).exists()) {
filename.chop(deletedPostfix.size());
}
return filename;
}
return QString();
}
QString RealExecutablePath(int argc, char *argv[]) {
const auto processName = ProcessNameByPID(qsl("self"));
// Fallback to the first command line argument.
return !processName.isEmpty()
? processName
: argc
? QFile::decodeName(argv[0])
: QString();
}
QString CurrentExecutablePath(int argc, char *argv[]) { QString CurrentExecutablePath(int argc, char *argv[]) {
if (InAppImage()) { if (InAppImage()) {
const auto appimagePath = QString::fromUtf8(qgetenv("APPIMAGE")); const auto appimagePath = QString::fromUtf8(qgetenv("APPIMAGE"));

3
Telegram/SourceFiles/platform/linux/specific_linux.h
View file

@ -33,9 +33,6 @@ bool IsXDGDesktopPortalPresent();
bool UseXDGDesktopPortal(); bool UseXDGDesktopPortal();
bool CanOpenDirectoryWithPortal(); bool CanOpenDirectoryWithPortal();
QString ProcessNameByPID(const QString &pid);
QString RealExecutablePath(int argc, char *argv[]);
QString AppRuntimeDirectory(); QString AppRuntimeDirectory();
QString GetLauncherBasename(); QString GetLauncherBasename();