Add flag to indicate that network sessions are expected on a platform.

4 files changed, 11 insertions, 12 deletions

diff --git a/src/network/access/qnetworkaccessmanager.cpp b/src/network/access/qnetworkaccessmanager.cpp
index 1940dd1..4518d4c 100644
--- a/src/network/access/qnetworkaccessmanager.cpp
+++ b/src/network/access/qnetworkaccessmanager.cpp
@@ -880,15 +880,17 @@ QNetworkReply *QNetworkAccessManager::createRequest(QNetworkAccessManager::Opera
         return new QDisabledNetworkReply(this, req, op);
     }
 
-#ifdef QT_QNAM_DEFAULT_NETWORK_SESSION
     if (!d->networkSession && (d->initializeSession || !d->networkConfiguration.isEmpty())) {
         QNetworkConfigurationManager manager;
-        if (d->networkConfiguration.isEmpty())
-            d->createSession(manager.defaultConfiguration());
-        else
+        if (!d->networkConfiguration.isEmpty()) {
             d->createSession(manager.configurationFromIdentifier(d->networkConfiguration));
+        } else {
+            if (manager.capabilities() & QNetworkConfigurationManager::NetworkSessionRequired)
+                d->createSession(manager.defaultConfiguration());
+            else
+                d->initializeSession = false;
+        }
     }
-#endif
 
     if (d->networkSession)
         d->networkSession->setSessionProperty(QLatin1String("AutoCloseSessionTimeout"), -1);
@@ -1208,9 +1210,7 @@ void QNetworkAccessManagerPrivate::createSession(const QNetworkConfiguration &co
 {
     Q_Q(QNetworkAccessManager);
 
-#ifdef QT_QNAM_DEFAULT_NETWORK_SESSION
     initializeSession = false;
-#endif
 
     if (networkSession)
         delete networkSession;
diff --git a/src/network/access/qnetworkaccessmanager_p.h b/src/network/access/qnetworkaccessmanager_p.h
index 4a2a840..0140268 100644
--- a/src/network/access/qnetworkaccessmanager_p.h
+++ b/src/network/access/qnetworkaccessmanager_p.h
@@ -77,9 +77,7 @@ public:
 #endif
           networkSession(0),
           networkAccessEnabled(true),
-#ifdef QT_QNAM_DEFAULT_NETWORK_SESSION
           initializeSession(true),
-#endif
           cookieJarCreated(false)
     { }
     ~QNetworkAccessManagerPrivate();
@@ -126,9 +124,7 @@ public:
     QNetworkSession *networkSession;
     QString networkConfiguration;
     bool networkAccessEnabled;
-#ifdef QT_QNAM_DEFAULT_NETWORK_SESSION
     bool initializeSession;
-#endif
 
     bool cookieJarCreated;
 
diff --git a/src/network/bearer/qnetworkconfigmanager.cpp b/src/network/bearer/qnetworkconfigmanager.cpp
index e7595a4..0cd5efb 100644
--- a/src/network/bearer/qnetworkconfigmanager.cpp
+++ b/src/network/bearer/qnetworkconfigmanager.cpp
@@ -166,6 +166,8 @@ QNetworkConfigurationManagerPrivate *qNetworkConfigurationManagerPrivate()
                                      sockets.
     \value DataStatistics            If this flag is set QNetworkSession can provide statistics
                                      about transmitted and received data.
+    \value NetworkSessionRequired    If this flag is set the platform requires that a network
+                                     session is created before network operations can be performed.
 */
 
 /*!
diff --git a/src/network/bearer/qnetworkconfigmanager.h b/src/network/bearer/qnetworkconfigmanager.h
index 73041fe..bb4d8a0 100644
--- a/src/network/bearer/qnetworkconfigmanager.h
+++ b/src/network/bearer/qnetworkconfigmanager.h
@@ -64,7 +64,8 @@ public:
          SystemSessionSupport = 0x00000004,
          ApplicationLevelRoaming = 0x00000008,
          ForcedRoaming = 0x00000010,
-         DataStatistics = 0x00000020
+         DataStatistics = 0x00000020,
+         NetworkSessionRequired = 0x00000040
     };
 
     Q_DECLARE_FLAGS(Capabilities, Capability)