Fetching source from mirror: http://download.kde.org/stable/frameworks/6.21/prison-6.21.0.tar.xz
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_LD_FLAGS
    ECM_MKSPECS_INSTALL_DIR


/var/pisi/prison-6.21.0-79/work/prison-6.21.0/src/scanner/imagescanner.cpp: In function ‘ZXing::Result Prison::ImageScanner::readBarcode(const QImage&, Prison::Format::BarcodeFormats)’:
/var/pisi/prison-6.21.0-79/work/prison-6.21.0/src/scanner/imagescanner.cpp:25:24: warning: ‘using ZXing::DecodeHints = class ZXing::ReaderOptions’ is deprecated [-Wdeprecated-declarations]
   25 |     ZXing::DecodeHints hints;
      |                        ^~~~~
In file included from /usr/include/ZXing/Content.h:10,
                 from /usr/include/ZXing/Result.h:12,
                 from /var/pisi/prison-6.21.0-79/work/prison-6.21.0/src/scanner/imagescanner_p.h:12,
                 from /var/pisi/prison-6.21.0-79/work/prison-6.21.0/src/scanner/imagescanner.cpp:10:
/usr/include/ZXing/ReaderOptions.h:176:7: note: declared here
  176 | using DecodeHints [[deprecated]] = ReaderOptions;
      |       ^~~~~~~~~~~
/var/pisi/prison-6.21.0-79/work/prison-6.21.0/src/scanner/imagescanner.cpp:29:12: warning: enumeration value ‘Format_CMYK8888’ not handled in switch [-Wswitch]
   29 |     switch (image.format()) {
      |            ^
/var/pisi/prison-6.21.0-79/work/prison-6.21.0/src/scanner/videoscannerworker.cpp: In member function ‘void Prison::VideoScannerWorker::slotScanFrame(Prison::VideoScannerFrame)’:
/var/pisi/prison-6.21.0-79/work/prison-6.21.0/src/scanner/videoscannerworker.cpp:36:24: warning: ‘using ZXing::DecodeHints = class ZXing::ReaderOptions’ is deprecated [-Wdeprecated-declarations]
   36 |     ZXing::DecodeHints hints;
      |                        ^~~~~
In file included from /usr/include/ZXing/Content.h:10,
                 from /usr/include/ZXing/Result.h:12,
                 from /var/pisi/prison-6.21.0-79/work/prison-6.21.0/src/scanner/imagescanner_p.h:12,
                 from /var/pisi/prison-6.21.0-79/work/prison-6.21.0/src/scanner/videoscannerworker.cpp:8:
/usr/include/ZXing/ReaderOptions.h:176:7: note: declared here
  176 | using DecodeHints [[deprecated]] = ReaderOptions;
      |       ^~~~~~~~~~~
*** 0 error(s), 1 warning(s)