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[wayland] Destroy Xwayland's ClientConnection on tear down

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We need to destroy the ClientConnections we create. Also we need
to disconnect our Xwayland error handling before destroying it, otherwise
it would trigger the abort for crashing Xwayland.
This commit is contained in:
Martin Gräßlin 2015-11-10 14:21:48 +01:00
parent f75e53af60
commit affcbac7e7
4 changed files with 21 additions and 5 deletions
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1
autotests/wayland/kwin_wayland_test.cpp
View file

@ -61,6 +61,7 @@ WaylandTestApplication::~WaylandTestApplication()
if (m_xwaylandProcess) {
m_xwaylandProcess->terminate();
m_xwaylandProcess->waitForFinished();
waylandServer()->destroyXWaylandConnection();
}
waylandServer()->destroyInternalConnection();
destroyCompositor();

1
main_wayland.cpp
View file

@ -85,6 +85,7 @@ ApplicationWayland::~ApplicationWayland()
if (m_xwaylandProcess) {
m_xwaylandProcess->terminate();
m_xwaylandProcess->waitForFinished();
waylandServer()->destroyXWaylandConnection();
}
waylandServer()->destroyInternalConnection();
destroyCompositor();

16
wayland_server.cpp
View file

@ -125,7 +125,7 @@ void WaylandServer::init(const QByteArray &socketName, InitalizationFlags flags)
// it's possible that a Surface gets created before Workspace is created
return;
}
if (surface->client() == m_xwaylandConnection) {
if (surface->client() == m_xwayland.client) {
// skip Xwayland clients, those are created using standard X11 way
return;
}
@ -261,8 +261,8 @@ int WaylandServer::createXWaylandConnection()
qCWarning(KWIN_CORE) << "Could not create socket";
return -1;
}
m_xwaylandConnection = m_display->createClient(sx[0]);
connect(m_xwaylandConnection, &KWayland::Server::ClientConnection::disconnected, this,
m_xwayland.client = m_display->createClient(sx[0]);
m_xwayland.destroyConnection = connect(m_xwayland.client, &KWayland::Server::ClientConnection::disconnected, this,
[] {
qFatal("Xwayland Connection died");
}
@ -270,6 +270,16 @@ int WaylandServer::createXWaylandConnection()
return sx[1];
}
void WaylandServer::destroyXWaylandConnection()
{
if (!m_xwayland.client) {
return;
}
disconnect(m_xwayland.destroyConnection);
m_xwayland.client->destroy();
m_xwayland.client = nullptr;
}
int WaylandServer::createInputMethodConnection()
{
int sx[2];

8
wayland_server.h
View file

@ -109,6 +109,7 @@ public:
* @returns file descriptor for Xwayland to connect to.
**/
int createXWaylandConnection();
void destroyXWaylandConnection();
/**
* @returns file descriptor to the input method server's socket.
@ -120,7 +121,7 @@ public:
void initWorkspace();
KWayland::Server::ClientConnection *xWaylandConnection() const {
return m_xwaylandConnection;
return m_xwayland.client;
}
KWayland::Server::ClientConnection *inputMethodConnection() const {
return m_inputMethodServerConnection;
@ -156,7 +157,10 @@ private:
KWayland::Server::PlasmaShellInterface *m_plasmaShell = nullptr;
KWayland::Server::PlasmaWindowManagementInterface *m_windowManagement = nullptr;
KWayland::Server::QtSurfaceExtensionInterface *m_qtExtendedSurface = nullptr;
KWayland::Server::ClientConnection *m_xwaylandConnection = nullptr;
struct {
KWayland::Server::ClientConnection *client = nullptr;
QMetaObject::Connection destroyConnection;
} m_xwayland;
KWayland::Server::ClientConnection *m_inputMethodServerConnection = nullptr;
KWayland::Server::ClientConnection *m_screenLockerClientConnection = nullptr;
struct {