Convert logfile to use new paths functions

src/utils/paths.cpp

@@ -51,4 +51,17 @@ optional<string> binaryDirectoryFindDirectory( const string directoryName )
     return path.toStdString();
 }
 
+optional<string> settingsDirectory()
+{
+    const auto path
+        = QStandardPaths::writableLocation( QStandardPaths::AppDataLocation );
+    if ( path == "" )
+    {
+        LOG( ERROR ) << "Could not find settings directory.";
+        return std::nullopt;
+    }
+
+    return path.toStdString();
+}
+
 } // namespace paths

src/utils/paths.h

@@ -12,6 +12,5 @@ optional<string> binaryDirectoryFindFile( string fileName );
 optional<string> binaryDirectoryFindDirectory( string directoryName );
 
 optional<string> settingsDirectory();
-optional<string> settingsDirectoryFindFile( string fileName );
 
 } // namespace paths

src/utils/setup.cpp

@@ -275,10 +275,10 @@ void setUpLogging()
     const auto appDataLocation
         = std::string( "/" ) + application_strings::applicationOrganizationName
           + "/";
-    const auto logFilePath = QDir( QStandardPaths::writableLocation(
-                                       QStandardPaths::AppDataLocation )
-                                   + appDataLocation.c_str() )
-                                 .absoluteFilePath( logFileName );
+    const auto logFilePath
+        = QDir( QString::fromStdString( *paths::settingsDirectory() )
+                + appDataLocation.c_str() )
+              .absoluteFilePath( logFileName );
     conf.set( el::Level::Global,
               el::ConfigurationType::Filename,
               QDir::toNativeSeparators( logFilePath ).toStdString() );