From ffef1d76eed86be394ad937a1a0efbf22aa79b7b Mon Sep 17 00:00:00 2001
From: jixiaoxu <jixiaoxu@kylinos.cn>
Date: Tue, 11 Oct 2022 16:10:10 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9E=E8=BF=9B=E7=A8=8B=E9=97=B4?=
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---
 libsearch/dirwatcher/dir-watcher.cpp                     | 9 +++++++--
 libsearch/dirwatcher/dir-watcher.h                       | 4 +++-
 .../ukui-search-dir-manager-dbus.cpp                     | 4 +++-
 .../ukui-search-dir-manager-dbus.h                       | 3 +++
 4 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/libsearch/dirwatcher/dir-watcher.cpp b/libsearch/dirwatcher/dir-watcher.cpp
index 1e79090..54c8d86 100644
--- a/libsearch/dirwatcher/dir-watcher.cpp
+++ b/libsearch/dirwatcher/dir-watcher.cpp
@@ -2,15 +2,20 @@
 
 #include <QDebug>
 #include <QThread>
+#include <QDir>
 
 static std::once_flag flag;
 static DirWatcher *global_intance = nullptr;
 
-DirWatcher::DirWatcher(QObject *parent) : QObject(parent)
+DirWatcher::DirWatcher(QObject *parent)
+    : QObject(parent), m_semaphore(QStringLiteral("ukui-search-dir-manager-dbus-register-sem"), 0, QSystemSemaphore::AccessMode::Open)
 {
+
     m_dbusInterface = new QDBusInterface("com.ukui.search.fileindex.service",
                                          "/org/ukui/search/privateDirWatcher",
                                          "org.ukui.search.fileindex");
+    m_semaphore.acquire();
+    m_semaphore.release();
     if (!m_dbusInterface->isValid()) {
         qCritical() << "Create privateDirWatcher Interface Failed Because: " << QDBusConnection::sessionBus().lastError();
         return;
@@ -42,7 +47,7 @@ QStringList DirWatcher::currentIndexableDir()
     QDBusReply<QStringList> reply = m_dbusInterface->call("currentIndexableDir");
     if (!reply.isValid()) {
         qCritical() << "currentIndexableDir call filed!";
-        return QStringList();
+        return QStringList() << QString(QDir::homePath());
     }
     return reply.value();
 }
diff --git a/libsearch/dirwatcher/dir-watcher.h b/libsearch/dirwatcher/dir-watcher.h
index 11da431..56ea7e5 100644
--- a/libsearch/dirwatcher/dir-watcher.h
+++ b/libsearch/dirwatcher/dir-watcher.h
@@ -4,7 +4,7 @@
 #include <QObject>
 #include <QDBusInterface>
 #include <QDBusReply>
-
+#include <QSystemSemaphore>
 
 class DirWatcher : public QObject
 {
@@ -34,6 +34,8 @@ private:
     ~DirWatcher() = default;
 
     QDBusInterface *m_dbusInterface = nullptr;
+
+    QSystemSemaphore m_semaphore;
 };
 
 #endif // MOUNTDISKLISTENER_H
diff --git a/ukui-search-service-dir-manager/ukui-search-dir-manager-dbus.cpp b/ukui-search-service-dir-manager/ukui-search-dir-manager-dbus.cpp
index ca327e0..868e146 100644
--- a/ukui-search-service-dir-manager/ukui-search-dir-manager-dbus.cpp
+++ b/ukui-search-service-dir-manager/ukui-search-dir-manager-dbus.cpp
@@ -5,7 +5,8 @@
 #include <QDBusError>
 #include <QDebug>
 
-UkuiSearchDirManagerDbus::UkuiSearchDirManagerDbus(int &argc, char *argv[], const QString &applicationName) : QtSingleApplication (applicationName, argc, argv)
+UkuiSearchDirManagerDbus::UkuiSearchDirManagerDbus(int &argc, char *argv[], const QString &applicationName)
+    : QtSingleApplication (applicationName, argc, argv), m_semaphore(QStringLiteral("ukui-search-dir-manager-dbus-register-sem"), 0, QSystemSemaphore::AccessMode::Create)
 {
     setQuitOnLastWindowClosed(false);
     setApplicationVersion(QString("v%1").arg(VERSION));
@@ -27,6 +28,7 @@ UkuiSearchDirManagerDbus::UkuiSearchDirManagerDbus(int &argc, char *argv[], cons
     } else {
         qWarning() << "Ukui search dir manager is running!";
     }
+    m_semaphore.release();
     //parse cmd
     qDebug()<<"parse cmd";
     auto message = this->arguments().join(' ').toUtf8();
diff --git a/ukui-search-service-dir-manager/ukui-search-dir-manager-dbus.h b/ukui-search-service-dir-manager/ukui-search-dir-manager-dbus.h
index d8f7f96..ddffe13 100644
--- a/ukui-search-service-dir-manager/ukui-search-dir-manager-dbus.h
+++ b/ukui-search-service-dir-manager/ukui-search-dir-manager-dbus.h
@@ -1,6 +1,7 @@
 #ifndef UKUISEARCHDIRWATCHERDBUS_H
 #define UKUISEARCHDIRWATCHERDBUS_H
 
+#include <QSystemSemaphore>
 #include "qtsingleapplication.h"
 
 class UkuiSearchDirManagerDbus : public QtSingleApplication
@@ -10,6 +11,8 @@ public:
     UkuiSearchDirManagerDbus(int &argc, char *argv[], const QString &applicationName = "ukui-search-service-dir-manager");
 protected Q_SLOTS:
     void parseCmd(QString msg, bool isPrimary);
+private:
+    QSystemSemaphore m_semaphore;
 };
 
 #endif // UKUISEARCHDIRWATCHERDBUS_H