Add missing const

ext/libstrawberry-common/core/logging.cpp

@@ -24,7 +24,9 @@
 #include <cstring>
 
 #include <iostream>
+#include <utility>
 #include <memory>
+#include <chrono>
 
 #ifndef _MSC_VER
 #  include <cxxabi.h>
@@ -157,7 +159,8 @@ static void MessageHandler(QtMsgType type, const QMessageLogContext&, const QStr
       break;
   }
 
-  for (const QString &line : message.split(QLatin1Char('\n'))) {
+  const QStringList lines = message.split(QLatin1Char('\n'));
+  for (const QString &line : lines) {
     BufferedDebug d = CreateLogger<BufferedDebug>(level, QStringLiteral("unknown"), -1, nullptr);
     d << line.toLocal8Bit().constData();
     if (d.buf_) {
@@ -193,7 +196,8 @@ void SetLevels(const QString &levels) {
 
   if (!sClassLevels) return;
 
-  for (const QString &item : levels.split(QLatin1Char(','))) {
+  const QStringList items = levels.split(QLatin1Char(','));
+  for (const QString &item : items) {
     const QStringList class_level = item.split(QLatin1Char(':'));
 
     QString class_name;

ext/strawberry-tagreader/tagreaderworker.cpp

@@ -18,6 +18,7 @@
 
 #include "config.h"
 
+#include <utility>
 #include <memory>
 #include <string>
 
@@ -73,7 +74,7 @@ void TagReaderWorker::DeviceClosed() {
 
 void TagReaderWorker::HandleMessage(const spb::tagreader::Message &message, spb::tagreader::Message &reply) {
 
-  for (shared_ptr<TagReaderBase> reader : tagreaders_) {
+  for (shared_ptr<TagReaderBase> reader : std::as_const(tagreaders_)) {
 
     if (message.has_is_media_file_request()) {
       const QString filename = QString::fromStdString(message.is_media_file_request().filename());