SingleApplication: Use geteuid / getpwuid to get username and reformat
sources
This commit is contained in:
Jonas Kvinge
171
3rdparty/singleapplication/singleapplication.h
vendored
171
3rdparty/singleapplication/singleapplication.h
vendored
@@ -20,12 +20,23 @@
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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// W A R N I N G !!!
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// -----------------
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//
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// This is a modified version of SingleApplication,
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// The original version is at:
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//
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// https://github.com/itay-grudev/SingleApplication
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//
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//
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#ifndef SINGLEAPPLICATION_H
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#define SINGLEAPPLICATION_H
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#include <QtCore/QtGlobal>
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#include <QtGlobal>
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#include <QApplication>
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#include <QtNetwork/QLocalSocket>
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#include <QLocalSocket>
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class SingleApplicationPrivate;
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@@ -34,95 +45,95 @@ class SingleApplicationPrivate;
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* Application
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* @see QCoreApplication
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*/
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class SingleApplication : public QApplication
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{
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Q_OBJECT
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class SingleApplication : public QApplication {
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Q_OBJECT
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typedef QApplication app_t;
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typedef QApplication app_t;
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public:
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/**
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* @brief Mode of operation of SingleApplication.
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* Whether the block should be user-wide or system-wide and whether the
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* primary instance should be notified when a secondary instance had been
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* started.
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* @note Operating system can restrict the shared memory blocks to the same
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* user, in which case the User/System modes will have no effect and the
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* block will be user wide.
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* @enum
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*/
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enum Mode {
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User = 1 << 0,
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System = 1 << 1,
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SecondaryNotification = 1 << 2,
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ExcludeAppVersion = 1 << 3,
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ExcludeAppPath = 1 << 4
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};
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Q_DECLARE_FLAGS(Options, Mode)
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/**
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* @brief Mode of operation of SingleApplication.
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* Whether the block should be user-wide or system-wide and whether the
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* primary instance should be notified when a secondary instance had been
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* started.
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* @note Operating system can restrict the shared memory blocks to the same
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* user, in which case the User/System modes will have no effect and the
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* block will be user wide.
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* @enum
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*/
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enum Mode {
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User = 1 << 0,
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System = 1 << 1,
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SecondaryNotification = 1 << 2,
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ExcludeAppVersion = 1 << 3,
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ExcludeAppPath = 1 << 4
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};
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Q_DECLARE_FLAGS(Options, Mode)
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/**
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* @brief Intitializes a SingleApplication instance with argc command line
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* arguments in argv
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* @arg {int &} argc - Number of arguments in argv
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* @arg {const char *[]} argv - Supplied command line arguments
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* @arg {bool} allowSecondary - Whether to start the instance as secondary
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* if there is already a primary instance.
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* @arg {Mode} mode - Whether for the SingleApplication block to be applied
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* User wide or System wide.
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* @arg {int} timeout - Timeout to wait in milliseconds.
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* @note argc and argv may be changed as Qt removes arguments that it
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* recognizes
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* @note Mode::SecondaryNotification only works if set on both the primary
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* instance and the secondary instance.
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* @note The timeout is just a hint for the maximum time of blocking
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* operations. It does not guarantee that the SingleApplication
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* initialisation will be completed in given time, though is a good hint.
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* Usually 4*timeout would be the worst case (fail) scenario.
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* @see See the corresponding QAPPLICATION_CLASS constructor for reference
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*/
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explicit SingleApplication( int &argc, char *argv[], bool allowSecondary = false, Options options = Mode::User, int timeout = 1000 );
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~SingleApplication();
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/**
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* @brief Intitializes a SingleApplication instance with argc command line
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* arguments in argv
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* @arg {int &} argc - Number of arguments in argv
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* @arg {const char *[]} argv - Supplied command line arguments
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* @arg {bool} allowSecondary - Whether to start the instance as secondary
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* if there is already a primary instance.
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* @arg {Mode} mode - Whether for the SingleApplication block to be applied
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* User wide or System wide.
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* @arg {int} timeout - Timeout to wait in milliseconds.
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* @note argc and argv may be changed as Qt removes arguments that it
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* recognizes
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* @note Mode::SecondaryNotification only works if set on both the primary
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* instance and the secondary instance.
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* @note The timeout is just a hint for the maximum time of blocking
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* operations. It does not guarantee that the SingleApplication
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* initialisation will be completed in given time, though is a good hint.
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* Usually 4*timeout would be the worst case (fail) scenario.
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* @see See the corresponding QAPPLICATION_CLASS constructor for reference
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*/
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explicit SingleApplication( int &argc, char *argv[], bool allowSecondary = false, Options options = Mode::User, int timeout = 1000 );
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~SingleApplication();
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/**
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* @brief Returns if the instance is the primary instance
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* @returns {bool}
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*/
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bool isPrimary();
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/**
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* @brief Returns if the instance is the primary instance
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* @returns {bool}
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*/
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bool isPrimary();
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/**
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* @brief Returns if the instance is a secondary instance
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* @returns {bool}
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*/
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bool isSecondary();
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/**
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* @brief Returns if the instance is a secondary instance
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* @returns {bool}
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*/
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bool isSecondary();
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/**
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* @brief Returns a unique identifier for the current instance
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* @returns {qint32}
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*/
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quint32 instanceId();
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/**
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* @brief Returns a unique identifier for the current instance
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* @returns {qint32}
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*/
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quint32 instanceId();
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/**
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* @brief Returns the process ID (PID) of the primary instance
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* @returns {qint64}
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*/
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qint64 primaryPid();
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/**
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* @brief Returns the process ID (PID) of the primary instance
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* @returns {qint64}
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*/
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qint64 primaryPid();
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/**
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* @brief Sends a message to the primary instance. Returns true on success.
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* @param {int} timeout - Timeout for connecting
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* @returns {bool}
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* @note sendMessage() will return false if invoked from the primary
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* instance.
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*/
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bool sendMessage( QByteArray message, int timeout = 1000 );
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/**
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* @brief Sends a message to the primary instance. Returns true on success.
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* @param {int} timeout - Timeout for connecting
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* @returns {bool}
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* @note sendMessage() will return false if invoked from the primary
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* instance.
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*/
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bool sendMessage( QByteArray message, int timeout = 1000 );
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Q_SIGNALS:
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void instanceStarted();
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void receivedMessage( quint32 instanceId, QByteArray message );
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signals:
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void instanceStarted();
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void receivedMessage( quint32 instanceId, QByteArray message );
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private:
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SingleApplicationPrivate *d_ptr;
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Q_DECLARE_PRIVATE(SingleApplication)
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private:
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SingleApplicationPrivate *d_ptr;
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Q_DECLARE_PRIVATE(SingleApplication)
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};
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Q_DECLARE_OPERATORS_FOR_FLAGS(SingleApplication::Options)
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