Fix casts from QByteArray

src/core/database.cpp

@@ -536,7 +536,8 @@ void Database::DoBackup() {
 
 bool Database::OpenDatabase(const QString &filename, sqlite3 **connection) {
 
-  int ret = sqlite3_open(filename.toUtf8(), connection);
+  const QByteArray filename_data = filename.toUtf8();
+  int ret = sqlite3_open(filename_data.constData(), connection);
   if (ret != 0) {
     if (*connection) {
       const char *error_message = sqlite3_errmsg(*connection);

src/core/utilities.cpp

@@ -693,7 +693,8 @@ QString FiddleFileExtension(const QString &filename, const QString &new_extensio
 }
 
 QString GetEnv(const QString &key) {
-  return QString::fromLocal8Bit(qgetenv(key.toLocal8Bit()));
+  const QByteArray key_data = key.toLocal8Bit();
+  return QString::fromLocal8Bit(qgetenv(key_data.constData()));
 }
 
 void SetEnv(const char *key, const QString &value) {

src/device/deviceproperties.cpp

@@ -175,7 +175,7 @@ void DeviceProperties::UpdateHardwareInfo() {
     AddHardwareInfo(row++, tr("Manufacturer"), lister->DeviceManufacturer(id));
     keys = info.keys();
     for (const QString &key : keys) {
-      AddHardwareInfo(row++, tr(key.toLatin1()), info[key].toString());
+      AddHardwareInfo(row++, key, info[key].toString());
     }
 
     ui_->hardware_info->sortItems(0);

src/device/gpoddevice.cpp

@@ -203,7 +203,8 @@ bool GPodDevice::CopyToStorage(const CopyJob &job) {
         cover_file->close();
         QImage image = job.metadata_.image();
         if (image.save(cover_file->fileName(), "JPG")) {
-          result = itdb_track_set_thumbnails(track, QFile::encodeName(cover_file->fileName()));
+          const QByteArray filename = QFile::encodeName(cover_file->fileName());
+          result = itdb_track_set_thumbnails(track, filename.constData());
           if (result) {
             cover_files_ << cover_file;
             track->has_artwork = 1;
@@ -218,7 +219,8 @@ bool GPodDevice::CopyToStorage(const CopyJob &job) {
       }
     }
     else if (!job.cover_source_.isEmpty()) {
-      result = itdb_track_set_thumbnails(track, QFile::encodeName(job.cover_source_));
+      const QByteArray filename = QFile::encodeName(job.cover_source_);
+      result = itdb_track_set_thumbnails(track, filename.constData());
       if (result) track->has_artwork = 1;
     }
     else {
@@ -245,14 +247,15 @@ bool GPodDevice::CopyToStorage(const CopyJob &job) {
   // Put the track in the playlist, if one is specified
   if (!job.playlist_.isEmpty()) {
     // Does the playlist already exist?
-    auto itdbPlaylist = itdb_playlist_by_name(db_, job.playlist_.toUtf8().data());
-    if (itdbPlaylist == nullptr) {
+    QByteArray playlist_name = job.playlist_.toUtf8();
+    Itdb_Playlist *playlist = itdb_playlist_by_name(db_, playlist_name.data());
+    if (!playlist) {
       // Create the playlist
-      itdbPlaylist = itdb_playlist_new(job.playlist_.toUtf8().data(), false);
-      itdb_playlist_add(db_, itdbPlaylist, -1);
+      playlist = itdb_playlist_new(playlist_name.data(), false);
+      itdb_playlist_add(db_, playlist, -1);
     }
     // Playlist should exist so add the track to the playlist
-    itdb_playlist_add_track(itdbPlaylist, track, -1);
+    itdb_playlist_add_track(playlist, track, -1);
   }
 
   AddTrackToModel(track, url_.path());

src/device/gpodloader.cpp

@@ -65,8 +65,9 @@ void GPodLoader::LoadDatabase() {
 Itdb_iTunesDB *GPodLoader::TryLoad() {
 
   // Load the iTunes database
+  const QByteArray mountpoint = QDir::toNativeSeparators(mount_point_).toLocal8Bit();
   GError *error = nullptr;
-  Itdb_iTunesDB *db = itdb_parse(QDir::toNativeSeparators(mount_point_).toLocal8Bit(), &error);
+  Itdb_iTunesDB *db = itdb_parse(mountpoint.constData(), &error);
 
   // Check for errors
   if (!db) {

src/internet/localredirectserver.cpp

@@ -352,7 +352,8 @@ void LocalRedirectServer::WriteTemplate() const {
       break;
     }
 
-    page_data.replace(offset, re_match.capturedLength(), tr(re_match.captured(1).toUtf8()));
+    const QByteArray captured_data = re_match.captured(1).toUtf8();
+    page_data.replace(offset, re_match.capturedLength(), tr(captured_data.constData()));
     offset += re_match.capturedLength();
   }
 

src/main.cpp

@@ -130,7 +130,8 @@ int main(int argc, char *argv[]) {
 #endif
 
   // This makes us show up nicely in gnome-volume-control
-  g_set_application_name(QCoreApplication::applicationName().toLocal8Bit());
+  const QByteArray g_application_name = QCoreApplication::applicationName().toLocal8Bit();
+  g_set_application_name(g_application_name.constData());
 
   RegisterMetaTypes();