[pkg-lxqt-devel] Bug#964658: liblxqt: FTBFS: lxqtpowermanager.cpp:99:27: error: ‘QFile’ has not been declared

[Lucas Nussbaum]

Source: liblxqt
Version: 0.14.1-4
Severity: serious
Justification: FTBFS on amd64
Tags: bullseye sid ftbfs
Usertags: ftbfs-20200709 ftbfs-bullseye

Hi,

During a rebuild of all packages in sid, your package failed to build
on amd64.

Relevant part (hopefully):
> /usr/bin/c++  -DCOMPILE_LIBLXQT -DLXQT_DATA_DIR=\"/usr/share\" -DLXQT_ETC_XDG_DIR=\"/etc/xdg\" -DLXQT_GRAPHICS_DIR=\"/usr/share/lxqt/graphics\" -DLXQT_INSTALL_PREFIX=\"/usr\" -DLXQT_RELATIVE_SHARE_DIR=\"lxqt\" -DLXQT_RELATIVE_SHARE_TRANSLATIONS_DIR=\"lxqt/translations\" -DLXQT_SHARE_DIR=\"/usr/share/lxqt\" -DLXQT_SHARE_TRANSLATIONS_DIR=\"/usr/share/lxqt/translations\" -DLXQT_VERSION=\"0.14.1\" -DQT_CORE_LIB -DQT_DBUS_LIB -DQT_GUI_LIB -DQT_NO_CAST_FROM_ASCII -DQT_NO_CAST_FROM_BYTEARRAY -DQT_NO_CAST_TO_ASCII -DQT_NO_DEBUG -DQT_NO_FOREACH -DQT_NO_URL_CAST_FROM_STRING -DQT_SVG_LIB -DQT_USE_QSTRINGBUILDER -DQT_WIDGETS_LIB -DQT_X11EXTRAS_LIB -DQT_XML_LIB -DUSE_BACKLIGHT_LINUX_BACKEND -Dlxqt_EXPORTS -I/<<PKGBUILDDIR>>/obj-x86_64-linux-gnu -I/<<PKGBUILDDIR>> -I/<<PKGBUILDDIR>>/obj-x86_64-linux-gnu/lxqt_autogen/include -isystem /usr/include/KF5/KWindowSystem -isystem /usr/include/KF5 -isystem /usr/include/x86_64-linux-gnu/qt5 -isystem /usr/include/x86_64-linux-gnu/qt5/QtGui -isystem /usr/include/x86_64-linux-gnu/qt5/QtCore -isystem /usr/lib/x86_64-linux-gnu/qt5/mkspecs/linux-g++ -isystem /usr/include/x86_64-linux-gnu/qt5/QtWidgets -isystem /usr/include/x86_64-linux-gnu/qt5/QtDBus -isystem /usr/include/qt5xdg -isystem /usr/include/x86_64-linux-gnu/qt5/QtXml -isystem /usr/include/qt5xdgiconloader -isystem /usr/include/qt5xdgiconloader/3.4.0 -isystem /usr/include/x86_64-linux-gnu/qt5/QtSvg -isystem /usr/include/x86_64-linux-gnu/qt5/QtX11Extras  -g -O2 -fdebug-prefix-map=/<<PKGBUILDDIR>>=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fno-exceptions -Wall -Wextra -Wchar-subscripts -Wno-long-long -Wpointer-arith -Wundef -Wformat-security -Wnon-virtual-dtor -Woverloaded-virtual -Wpedantic -O2 -g -DNDEBUG -fPIC -fvisibility=hidden -fvisibility-inlines-hidden   -fPIC -std=gnu++14 -o CMakeFiles/lxqt.dir/lxqtpowermanager.cpp.o -c /<<PKGBUILDDIR>>/lxqtpowermanager.cpp
> /<<PKGBUILDDIR>>/lxqtpowermanager.cpp: In member function ‘virtual void LXQt::MessageBox::resizeEvent(QResizeEvent*)’:
> /<<PKGBUILDDIR>>/lxqtpowermanager.cpp:82:70: warning: ‘const QRect QDesktopWidget::screenGeometry(int) const’ is deprecated: Use QGuiApplication::screens() [-Wdeprecated-declarations]
>    82 |         const QRect screen = QApplication::desktop()->screenGeometry();
>       |                                                                      ^
> In file included from /usr/include/x86_64-linux-gnu/qt5/QtWidgets/QDesktopWidget:1,
>                  from /<<PKGBUILDDIR>>/lxqtpowermanager.cpp:33:
> /usr/include/x86_64-linux-gnu/qt5/QtWidgets/qdesktopwidget.h:79:67: note: declared here
>    79 |     QT_DEPRECATED_X("Use QGuiApplication::screens()") const QRect screenGeometry(int screen = -1) const;
>       |                                                                   ^~~~~~~~~~~~~~
> /<<PKGBUILDDIR>>/lxqtpowermanager.cpp: In constructor ‘LXQt::PowerManager::PowerManager(QObject*, bool)’:
> /<<PKGBUILDDIR>>/lxqtpowermanager.cpp:99:27: error: ‘QFile’ has not been declared
>    99 |     QString sessionConfig(QFile::decodeName(qgetenv("LXQT_SESSION_CONFIG")));
>       |                           ^~~~~
> make[3]: *** [CMakeFiles/lxqt.dir/build.make:287: CMakeFiles/lxqt.dir/lxqtpowermanager.cpp.o] Error 1

The full build log is available from:
   http://qa-logs.debian.net/2020/07/09/liblxqt_0.14.1-4_unstable.log

A list of current common problems and possible solutions is available at
http://wiki.debian.org/qa.debian.org/FTBFS . You're welcome to contribute!

About the archive rebuild: The rebuild was done on EC2 VM instances from
Amazon Web Services, using a clean, minimal and up-to-date chroot. Every
failed build was retried once to eliminate random failures.