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  1. Qt
  2. QTBUG-77039

QSaveFile::size() reports 0 after writing a file

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Details

    • Bug
    • Resolution: Unresolved
    • P3: Somewhat important
    • None
    • 5.13.0, 5.15.4, 6.4.0 Beta4
    • Core: I/O
    • None
    • Linux/X11

    Description

      When porting from QFile:

           QSaveFile sf(path);
        if (sf.open(QIODevice::WriteOnly)) {
            sf.write("Hello\n");
            ok = sf.commit();
            if (ok)
                qDebug() << "Wrote " << sf.size() << " bytes to " << path;
        }

      prints

      Wrote  0  bytes to  "/tmp/test.txt"
Empty filename passed to function

      Attachments

        Issue Links

          duplicates

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-66605 QSaveFile::fileTime() fails after QSaveFile::commit()

          • P4: Low - Would be nice to fix, but it's not very important.
          • In Progress
          relates to

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-75077 QSaveFile truncates file due to incorrect commit/flush handling

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Reported
          For Gerrit Dashboard: QTBUG-77039
          # Subject Branch Project Status CR V
          221551,10 QSaveFile: don't reset fileEngine after commit() dev qt/qtbase Status: NEW 0 +1

          Activity

            People

              dfaure_kdab David Faure
              kleint Friedemann Kleint
              Vladimir Minenko Vladimir Minenko
              Alex Blasche Alex Blasche
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              Dates

                Created:
                Updated:

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                  There is 1 open Gerrit change