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Vlad Zagorodniy 8af2fa73dc Run clang-tidy with modernize-use-override check
Summary:
Currently code base of kwin can be viewed as two pieces. One is very
ancient, and the other one is more modern, which uses new C++ features.

The main problem with the ancient code is that it was written before
C++11 era. So, no override or final keywords, lambdas, etc.

Quite recently, KDE compiler settings were changed to show a warning if
a virtual method has missing override keyword. As you might have already
guessed, this fired back at us because of that ancient code. We had
about 500 new compiler warnings.

A "solution" was proposed to that problem - disable -Wno-suggest-override
and the other similar warning for clang. It's hard to call a solution
because those warnings are disabled not only for the old code, but also
for new. This is not what we want!

The main argument for not actually fixing the problem was that git
history will be screwed as well because of human factor. While good git
history is a very important thing, we should not go crazy about it and
block every change that somehow alters git history. git blame allows to
specify starting revision for a reason.

The other argument (human factor) can be easily solved by using tools
such as clang-tidy. clang-tidy is a clang-based linter for C++. It can
be used for various things, e.g. fixing coding style(e.g. add missing
braces to if statements, readability-braces-around-statements check),
or in our case add missing override keywords.

Test Plan: Compiles.

Reviewers: #kwin, davidedmundson

Reviewed By: #kwin, davidedmundson

Subscribers: davidedmundson, apol, romangg, kwin

Tags: #kwin

Differential Revision: https://phabricator.kde.org/D22371
5 years ago
..
CMakeLists.txt [plugins/qpa] Implement native offscreen surface 5 years ago
abstractplatformcontext.cpp [plugins/qpa] Split out EGL helpers 5 years ago
abstractplatformcontext.h Run clang-tidy with modernize-use-override check 5 years ago
backingstore.cpp [plugins/qpa] Code tidying 5 years ago
backingstore.h Run clang-tidy with modernize-use-override check 5 years ago
eglhelpers.cpp [plugins/qpa] Split out EGL helpers 5 years ago
eglhelpers.h [plugins/qpa] Split out EGL helpers 5 years ago
integration.cpp [plugins/qpa] Code tidying 5 years ago
integration.h Run clang-tidy with modernize-use-override check 5 years ago
kwin.json [wayland] Add a QPA plugin for kwin_wayland 9 years ago
main.cpp [qpa] Fix overloaded-virtual warning 7 years ago
nativeinterface.cpp [plugins/qpa] Code tidying 5 years ago
nativeinterface.h [plugins/qpa] Add a roundtrip platform function 9 years ago
offscreensurface.cpp [plugins/qpa] Implement native offscreen surface 5 years ago
offscreensurface.h [plugins/qpa] Implement native offscreen surface 5 years ago
platformcursor.cpp [plugins/qpa] Implement a custom QPlatformCursor 9 years ago
platformcursor.h Run clang-tidy with modernize-use-override check 5 years ago
screen.cpp [plugins/qpa] Return a fixed value logicalDpi 5 years ago
screen.h Run clang-tidy with modernize-use-override check 5 years ago
sharingplatformcontext.cpp [plugins/qpa] Code tidying 5 years ago
sharingplatformcontext.h [plugins/qpa] Code tidying 5 years ago
window.cpp [plugins/qpa] Code tidying 5 years ago
window.h Run clang-tidy with modernize-use-override check 5 years ago