From a66855211362b35033171bdecce13f02fe9aa3d7 Mon Sep 17 00:00:00 2001
From: Ken Moore <ken@ixsystems.com>
Date: Mon, 5 Dec 2016 12:29:34 -0500
Subject: Have the "start-lumina-desktop" binary check for an existing lockfile
 and remove it before launching the desktop.

---
 src-qt5/core/lumina-session/lumina-session.pro |  2 +-
 src-qt5/core/lumina-session/main.cpp           | 17 +++++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

(limited to 'src-qt5/core/lumina-session')

diff --git a/src-qt5/core/lumina-session/lumina-session.pro b/src-qt5/core/lumina-session/lumina-session.pro
index dc697a34..4b06ad60 100644
--- a/src-qt5/core/lumina-session/lumina-session.pro
+++ b/src-qt5/core/lumina-session/lumina-session.pro
@@ -1,6 +1,6 @@
 include($${PWD}/../../OS-detect.pri)
 
-QT       = core widgets
+QT       = core widgets x11extras
 
 
 TARGET = start-lumina-desktop
diff --git a/src-qt5/core/lumina-session/main.cpp b/src-qt5/core/lumina-session/main.cpp
index 5fa2bb69..0e076ac3 100644
--- a/src-qt5/core/lumina-session/main.cpp
+++ b/src-qt5/core/lumina-session/main.cpp
@@ -8,6 +8,8 @@
 #include <QCoreApplication>
 #include <QProcess>
 #include <QString>
+#include <QLockFile>
+#include <QX11Info>
 
 #include "session.h"
 #include <LUtils.h>
@@ -16,6 +18,8 @@
 #include <LuminaThemes.h>
 #include <LuminaXDG.h>
 
+#include <unistd.h>
+
 #define DEBUG 0
 
 int main(int argc, char ** argv)
@@ -51,6 +55,19 @@ int main(int argc, char ** argv)
     //Check for any missing user config files
     
 
+    //Check for any stale desktop lock files and clean them up
+    QString cfile = QDir::tempPath()+"/.LSingleApp-%1-%2-%3";
+    cfile = cfile.arg( QString(getlogin()), "lumina-desktop", QString::number(QX11Info::appScreen()) );
+    if(QFile::exists(cfile)){
+      qDebug() << "Found Desktop Lock for X session:" << disp;
+      qDebug() << " - Disabling Lock and starting new desktop session";
+      QLockFile lock(cfile+"-lock");
+      if(lock.isLocked()){ lock.unlock(); }
+      QFile::remove(cfile);
+    }
+    if(QFile::exists(QDir::tempPath()+"/.luminastopping")){
+      QFile::remove(QDir::tempPath()+"/.luminastopping");
+    }
 
     //Configure X11 monitors if needed
     if(LUtils::isValidBinary("lumina-xconfig")){ 
-- 
cgit