diff options
Diffstat (limited to 'src')
3 files changed, 24 insertions, 7 deletions
diff --git a/src/platformsupport/input/evdevkeyboard/qevdevkeyboardhandler.cpp b/src/platformsupport/input/evdevkeyboard/qevdevkeyboardhandler.cpp index 06751de0ef..089cc13032 100644 --- a/src/platformsupport/input/evdevkeyboard/qevdevkeyboardhandler.cpp +++ b/src/platformsupport/input/evdevkeyboard/qevdevkeyboardhandler.cpp @@ -53,7 +53,7 @@ Q_LOGGING_CATEGORY(qLcEvdevKeyMap, "qt.qpa.input.keymap") #include "qevdevkeyboard_defaultmap_p.h" QEvdevKeyboardHandler::QEvdevKeyboardHandler(const QString &device, int fd, bool disableZap, bool enableCompose, const QString &keymapFile) - : m_device(device), m_fd(fd), + : m_device(device), m_fd(fd), m_notify(Q_NULLPTR), m_modifiers(0), m_composing(0), m_dead_unicode(0xffff), m_no_zap(disableZap), m_do_compose(enableCompose), m_keymap(0), m_keymap_size(0), m_keycompose(0), m_keycompose_size(0) @@ -68,9 +68,8 @@ QEvdevKeyboardHandler::QEvdevKeyboardHandler(const QString &device, int fd, bool unloadKeymap(); // socket notifier for events on the keyboard device - QSocketNotifier *notifier; - notifier = new QSocketNotifier(m_fd, QSocketNotifier::Read, this); - connect(notifier, SIGNAL(activated(int)), this, SLOT(readKeycode())); + m_notify = new QSocketNotifier(m_fd, QSocketNotifier::Read, this); + connect(m_notify, SIGNAL(activated(int)), this, SLOT(readKeycode())); } QEvdevKeyboardHandler::~QEvdevKeyboardHandler() @@ -155,6 +154,14 @@ void QEvdevKeyboardHandler::readKeycode() } else if (result < 0) { if (errno != EINTR && errno != EAGAIN) { qErrnoWarning(errno, "evdevkeyboard: Could not read from input device"); + // If the device got disconnected, stop reading, otherwise we get flooded + // by the above error over and over again. + if (errno == ENODEV) { + delete m_notify; + m_notify = Q_NULLPTR; + qt_safe_close(m_fd); + m_fd = -1; + } return; } } else { diff --git a/src/platformsupport/input/evdevkeyboard/qevdevkeyboardhandler_p.h b/src/platformsupport/input/evdevkeyboard/qevdevkeyboardhandler_p.h index 90142c6837..84c251c3c2 100644 --- a/src/platformsupport/input/evdevkeyboard/qevdevkeyboardhandler_p.h +++ b/src/platformsupport/input/evdevkeyboard/qevdevkeyboardhandler_p.h @@ -51,6 +51,8 @@ QT_BEGIN_NAMESPACE +class QSocketNotifier; + namespace QEvdevKeyboardMap { const quint32 FileMagic = 0x514d4150; // 'QMAP' @@ -180,6 +182,7 @@ private: QString m_device; int m_fd; + QSocketNotifier *m_notify; // keymap handling quint8 m_modifiers; diff --git a/src/platformsupport/input/evdevmouse/qevdevmousehandler.cpp b/src/platformsupport/input/evdevmouse/qevdevmousehandler.cpp index 76d8aab8f2..23bf0b3c30 100644 --- a/src/platformsupport/input/evdevmouse/qevdevmousehandler.cpp +++ b/src/platformsupport/input/evdevmouse/qevdevmousehandler.cpp @@ -105,9 +105,8 @@ QEvdevMouseHandler::QEvdevMouseHandler(const QString &device, int fd, bool abs, m_abs = getHardwareMaximum(); // socket notifier for events on the mouse device - QSocketNotifier *notifier; - notifier = new QSocketNotifier(m_fd, QSocketNotifier::Read, this); - connect(notifier, SIGNAL(activated(int)), this, SLOT(readMouseData())); + m_notify = new QSocketNotifier(m_fd, QSocketNotifier::Read, this); + connect(m_notify, SIGNAL(activated(int)), this, SLOT(readMouseData())); } QEvdevMouseHandler::~QEvdevMouseHandler() @@ -196,6 +195,14 @@ void QEvdevMouseHandler::readMouseData() } else if (result < 0) { if (errno != EINTR && errno != EAGAIN) { qErrnoWarning(errno, "evdevmouse: Could not read from input device"); + // If the device got disconnected, stop reading, otherwise we get flooded + // by the above error over and over again. + if (errno == ENODEV) { + delete m_notify; + m_notify = Q_NULLPTR; + qt_safe_close(m_fd); + m_fd = -1; + } return; } } else { |