Forward standard output and error

Change-Id: Ib3acd04688724bec70597e87c27bfbb16555bbd8
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@theqtcompany.com>

2 files changed, 27 insertions, 11 deletions

diff --git a/src/libs/codemodelbackendipc/connectionclient.cpp b/src/libs/codemodelbackendipc/connectionclient.cpp
index 251cbc7a6c..2b7ef49a97 100644
--- a/src/libs/codemodelbackendipc/connectionclient.cpp
+++ b/src/libs/codemodelbackendipc/connectionclient.cpp
@@ -111,8 +111,8 @@ void ConnectionClient::setProcessAliveTimerInterval(int processTimerInterval)
 void ConnectionClient::startProcess()
 {
     if (!isProcessIsRunning()) {
-        process()->setProcessChannelMode(QProcess::ForwardedErrorChannel);
-        process()->setReadChannel(QProcess::StandardOutput);
+        connectProcessFinished();
+        connectStandardOutputAndError();
         process()->start(processPath(), {connectionName()});
         process()->waitForStarted();
         processAliveTimer.start();
@@ -177,6 +177,16 @@ void ConnectionClient::printLocalSocketError(QLocalSocket::LocalSocketError /*so
     qWarning() << "ClangCodeModel ConnectionClient LocalSocket Error:" << localSocket.errorString();
 }
 
+void ConnectionClient::printStandardOutput()
+{
+    qWarning() << "CodeModelBackEnd:" << process_->readAllStandardOutput();
+}
+
+void ConnectionClient::printStandardError()
+{
+    qWarning() << "CodeModelBackEnd Error:" << process_->readAllStandardError();
+}
+
 void ConnectionClient::finishProcess()
 {
     processAliveTimer.stop();
@@ -214,22 +224,19 @@ bool ConnectionClient::isProcessIsRunning() const
 
 QProcess *ConnectionClient::process() const
 {
-    if (!process_) {
+    if (!process_)
         process_.reset(new QProcess);
-        connectProcessFinished();
-    }
 
     return process_.get();
 }
 
 void ConnectionClient::connectProcessFinished() const
 {
-    if (process_) {
-        connect(process_.get(),
-                static_cast<void (QProcess::*)(int, QProcess::ExitStatus)>(&QProcess::finished),
-                this,
-                &ConnectionClient::restartProcess);
-    }
+    connect(process(),
+            static_cast<void (QProcess::*)(int, QProcess::ExitStatus)>(&QProcess::finished),
+            this,
+            &ConnectionClient::restartProcess);
+
 }
 
 void ConnectionClient::disconnectProcessFinished() const
@@ -242,6 +249,12 @@ void ConnectionClient::disconnectProcessFinished() const
     }
 }
 
+void ConnectionClient::connectStandardOutputAndError() const
+{
+    connect(process(), &QProcess::readyReadStandardOutput, this, &ConnectionClient::printStandardOutput);
+    connect(process(), &QProcess::readyReadStandardError, this, &ConnectionClient::printStandardError);
+}
+
 const QString &ConnectionClient::processPath() const
 {
     return processPath_;
diff --git a/src/libs/codemodelbackendipc/connectionclient.h b/src/libs/codemodelbackendipc/connectionclient.h
index ba6031b35a..e118db7116 100644
--- a/src/libs/codemodelbackendipc/connectionclient.h
+++ b/src/libs/codemodelbackendipc/connectionclient.h
@@ -88,10 +88,13 @@ private:
     void terminateProcess();
     void killProcess();
     void printLocalSocketError(QLocalSocket::LocalSocketError socketError);
+    void printStandardOutput();
+    void printStandardError();
 
     QProcess *process() const;
     void connectProcessFinished() const;
     void disconnectProcessFinished() const;
+    void connectStandardOutputAndError() const;
 
 private:
     mutable std::unique_ptr<QProcess> process_;