Print info messages to stdout instead of stderr (#2639)

src/cli/commandlineparser.cpp

@@ -14,7 +14,7 @@ CommandLineParser::CommandLineParser()
 namespace {
 
 AbstractLogger out =
-  AbstractLogger::info(AbstractLogger::Stderr).enableMessageHeader(false);
+  AbstractLogger::info(AbstractLogger::Stdout).enableMessageHeader(false);
 AbstractLogger err = AbstractLogger::error(AbstractLogger::Stderr);
 
 auto versionOption =

src/utils/abstractlogger.cpp

@@ -63,6 +63,12 @@ AbstractLogger& AbstractLogger::sendMessage(QString msg, Channel channel)
         QTextStream stream(stderr);
         stream << messageHeader(channel, Stderr) << msg << "\n";
     }
+
+    if (m_targets & Stdout) {
+        QTextStream stream(stdout);
+        stream << messageHeader(channel, Stdout) << msg << "\n";
+    }
+
     return *this;
 }
 

src/utils/abstractlogger.h

@@ -15,6 +15,7 @@ public:
         Stderr = 0x02,
         LogFile = 0x08,
         String = 0x10,
+        Stdout = 0x20,
         Default = Notification | LogFile | Stderr,
     };