diff options
| -rw-r--r-- | src/corelib/io/qfilesystemwatcher.cpp | 33 |
1 files changed, 15 insertions, 18 deletions
diff --git a/src/corelib/io/qfilesystemwatcher.cpp b/src/corelib/io/qfilesystemwatcher.cpp index 9b47b27f5c..e3e4433a6b 100644 --- a/src/corelib/io/qfilesystemwatcher.cpp +++ b/src/corelib/io/qfilesystemwatcher.cpp @@ -311,6 +311,17 @@ bool QFileSystemWatcher::addPath(const QString &path) return paths.isEmpty(); } +static QStringList empty_paths_pruned(const QStringList &paths) +{ + QStringList p; + p.reserve(paths.size()); + const auto isEmpty = [](const QString &s) { return s.isEmpty(); }; + std::remove_copy_if(paths.begin(), paths.end(), + std::back_inserter(p), + isEmpty); + return p; +} + /*! Adds each path in \a paths to the file system watcher. Paths are not added if they not exist, or if they are already being @@ -338,18 +349,11 @@ QStringList QFileSystemWatcher::addPaths(const QStringList &paths) { Q_D(QFileSystemWatcher); - QStringList p = paths; - QMutableListIterator<QString> it(p); - - while (it.hasNext()) { - const QString &path = it.next(); - if (path.isEmpty()) - it.remove(); - } + QStringList p = empty_paths_pruned(paths); if (p.isEmpty()) { qWarning("QFileSystemWatcher::addPaths: list is empty"); - return QStringList(); + return p; } const auto selectEngine = [this, d]() -> QFileSystemWatcherEngine* { @@ -421,18 +425,11 @@ QStringList QFileSystemWatcher::removePaths(const QStringList &paths) { Q_D(QFileSystemWatcher); - QStringList p = paths; - QMutableListIterator<QString> it(p); - - while (it.hasNext()) { - const QString &path = it.next(); - if (path.isEmpty()) - it.remove(); - } + QStringList p = empty_paths_pruned(paths); if (p.isEmpty()) { qWarning("QFileSystemWatcher::removePaths: list is empty"); - return QStringList(); + return p; } if (d->native) |