Problem using Vc with CMake 3.0 and kf5

Boudewijn Rempt boud at valdyas.org
Sat May 23 16:22:00 UTC 2015


Well, _I_ and using make and nmake... So that's not a solution either. It 
really just needs to be fixed properly!

On Sat, 23 May 2015, Yue Liu wrote:

> 
> Ninja dosen't generate that quoted include line, for the short term, how about stop supporting GNU Make, tell
> distro maintainers to generate ninja target when running Cmake?
> 
> On May 23, 2015 5:06 AM, "Aleix Pol" <aleixpol at kde.org> wrote:
>       On Sat, May 23, 2015 at 11:51 AM, Boudewijn Rempt <boud at valdyas.org> wrote:
>       > Sorry for the extensive cross-posting in advance, please when replying, do a
>       > reply-all.
>       >
>       > Just so everyone is on the same page: Vc is a template library that makes it
>       > easy to build vectorized code using a single source file. Krita uses Vc to
>       > optimize blending colors, creating masks and much more. Krita uses the most
>       > recent Vc release, 0.7.4: http://code.compeng.uni-frankfurt.de/news/27
>       >
>       > We're currently porting Krita to Qt5 and KF5 and the way KF5 and Vc handle
>       > include directories is a big roadblock for us:
>       > https://git.reviewboard.kde.org/r/123179/ .
>       >
>       > In a nutshell: Vc builds many different object files from single cpp file.
>       > It does this by creating a custom command for each target vectorization
>       > extension. To do that, it needs to access the contents of
>       > INCLUDE_DIRECTORIES, like this (in VcMacros.cmake:
>       > http://code.compeng.uni-frankfurt.de/projects/vc/repository/entry/cmake/VcMacros.cmake?rev=0.7)
>       >
>       >    get_directory_property(_inc INCLUDE_DIRECTORIES)
>       >    foreach(_i ${_inc})
>       >       list(APPEND _flags "-I${_i}")
>       >    endforeach()
>       >
>       > In the end the command is generated like this:
>       >
>       >          add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${_out}
>       >             COMMAND ${CMAKE_CXX_COMPILER} ${_flags} ${_extra_flags}
>       >             -DVC_IMPL=${_impl}
>       >             ${_outfile_flag}${_out}
>       > ${CMAKE_CURRENT_SOURCE_DIR}/${_vc_compile_src}
>       >             MAIN_DEPENDENCY ${CMAKE_CURRENT_SOURCE_DIR}/${_vc_compile_src}
>       >             IMPLICIT_DEPENDS CXX
>       > ${CMAKE_CURRENT_SOURCE_DIR}/${_vc_compile_src}
>       >             COMMENT "Building CXX object ${_out}"
>       >             WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}"
>       >             VERBATIM
>       >             )
>       > KF5 uses cmake generator expressions to derive the include directories from
>       > the target_link_libraries lines. This means that when we try to build our
>       > per-extensions object files we get this:
>       >
>       >
>       >
>       >     [  0%] Building CXX object
>       > KoOptimizedCompositeOpFactoryPerArch_AVX.cpp.o
>       >     cd /home/boud/kde/build/calligra/libs/pigment && /usr/bin/c++ -std=c++0x
>       > -fno-exceptions -Wall -Wextra -Wcast-align -Wchar-subscripts
>       > -Wformat-security -Wno-long-long -Wpointer-arith -Wundef -Wnon-virtual-dtor
>       > -Woverloaded-virtual -Werror=return-type -D__GNUC_UBUNTU_VERSION__=0xf040a
>       > -Wabi -fabi-version=0 -ffp-contract=fast -mtune=core2 -fPIC
>       > -I/home/boud/kde/src/calligra/interfaces -I/home/boud/kde/build/calligra
>       > -I/home/boud/kde/src/calligra -I/home/boud/kde/src/calligra/libs/version
>       > -I/home/boud/kde/build/calligra/libs/version
>       > -I/home/boud/kde/src/calligra/libs/koplugin
>       > -I/home/boud/kde/src/calligra/libs/version
>       > -I/home/boud/kde/build/calligra/libs/version
>       > -I/home/boud/kde/src/calligra/libs/pigment
>       > -I/home/boud/kde/src/calligra/libs/pigment/compositeops
>       > -I/home/boud/kde/src/calligra/libs/pigment/resources -I/usr/include
>       > -I/usr/include -I/usr/include/OpenEXR -I/usr/include -mavx -DVC_IMPL=AVX -c
>       > -oKoOptimizedCompositeOpFactoryPerArch_AVX.cpp.o
>       > /home/boud/kde/src/calligra/libs/pigment/compositeops/KoOptimizedCompositeOpFactoryPerArch.cpp
>       >
>       >
>       /home/boud/kde/src/calligra/libs/pigment/compositeops/KoOptimizedCompositeOpFactoryPerArch.cpp:22:19:
>       > fatal error: QString: No such file or directory
>       >      #include <QString>
>       >                        ^
>       >     compilation terminated.
>       >     libs/pigment/CMakeFiles/pigmentcms.dir/build.make:72: recipe for target
>       > 'libs/pigment/KoOptimizedCompositeOpFactoryPerArch_AVX.cpp.o' failed
>       >
>       > On other words, INCLUDE_DIRECTORIES is empty, there's no Qt5, no Kf5 to be
>       > found.
>       >
>       > If we manually set include directories like this:
>       >
>       > if (HAVE_VC)
>       >     message(".>>>>>>>>>>>>" ${KDE4_INCLUDES})
>       >     include_directories(${KDE4_INCLUDES} ${Qt5Core_INCLUDE_DIRS}
>       > ${Qt5Gui_INCLUDE_DIRS} ${Qt5Xml_INCLUDE_DIRS} ${PIGMENT_INCLUDES}
>       > ${Boost_INCLUDE_DIR})
>       > endif()
>       >
>       > We end up with the entire include line for the contents of KDE4_INCLUDES
>       > ($<TARGET_PROPERTY:KF5::KDELibs4Support,INTERFACE_INCLUDE_DIRECTORIES>)
>       > expanded to a string with quotes around it:
>       >
>       >    [  0%] Building CXX object KoOptimizedCompositeOpFactoryPerArch_AVX.cpp.o
>       >     cd /home/boud/kde/build/calligra/libs/pigment && /usr/bin/c++ -std=c++0x
>       > -fno-exceptions -Wall -Wextra -Wcast-align -Wchar-subscripts
>       > -Wformat-security -Wno-long-long -Wpointer-arith -Wundef -Wnon-virtual-dtor
>       > -Woverloaded-virtual -Werror=return-type -D__GNUC_UBUNTU_VERSION__=0xf040a
>       > -Wabi -fabi-version=0 -ffp-contract=fast -mtune=core2 -fPIC
>       > -I/home/boud/kde/src/calligra/interfaces -I/home/boud/kde/build/calligra
>       > -I/home/boud/kde/src/calligra -I/home/boud/kde/src/calligra/libs/version
>       > -I/home/boud/kde/build/calligra/libs/version
>       >"-I/usr/include/KF5/KDELibs4Support;/usr/include/KF5/KDELibs4Support/KDE;/usr/include/KF5;/usr/include/x86_64-li
> nux-gnu/qt5/;/usr/include/x86_64-linux-gnu/qt5/QtWidgets;/usr/include/x86_64-linux-gnu/qt5/;/usr/include/x86_64-
> linux-gnu/qt5/QtGui;/usr/include/x86_64-linux-gnu/qt5/;/usr/include/x86_64-linux-gnu/qt5/QtCore;/usr/lib/x86_64-
> linux-gnu/qt5//mkspecs/linux-g++-64;/usr/include/x86_64-linux-gnu/qt5/;/usr/include/x86_64-linux-gnu/qt5/QtDBus;
> /usr/include/x86_64-linux-gnu/qt5/;/usr/include/x86_64-linux-gnu/qt5/QtPrintSupport;/usr/include/KF5/KCoreAddons
> ;/usr/include/KF5;/usr/include/KF5/KCrash;/usr/include/KF5;/usr/include/KF5/KWidgetsAddons;/usr/include/KF5;/usr
> /include/KF5/KConfigCore;/usr/include/KF5;/usr/include/KF5/KConfigWidgets;/usr/include/KF5;/usr/include/KF5/KCod
> ecs;/usr/include/KF5;/usr/include/KF5/KConfigGui;/usr/include/KF5;/usr/include/x86_64-linux-gnu/qt5/;/usr/includ
>       e/x86_64-linux-gnu/qt5/QtXml;/usr/include/KF5/KAuth;/usr/include/KF5;/usr/include/KF5/KIOCore;
>       >/usr/include/KF5;/usr/include/KF5/KService;/usr/include/KF5;/usr/include/KF5/KIOFileWidgets;/usr/include/KF5;/us
> r/include/KF5/KIOWidgets;/usr/include/KF5;/usr/include/KF5/KJobWidgets;/usr/include/KF5;/usr/include/x86_64-linu
> x-gnu/qt5/;/usr/include/x86_64-linux-gnu/qt5/QtNetwork;/usr/include/KF5/KCompletion;/usr/include/KF5;/usr/includ
> e/KF5/KBookmarks;/usr/include/KF5;/usr/include/KF5/KItemViews;/usr/include/KF5;/usr/include/KF5/KXmlGui;/usr/inc
> lude/KF5;/usr/include/KF5/Solid;/usr/include/KF5;/usr/include/KF5/KI18n;/usr/include/KF5;/usr/include/KF5/KNotif
> ications;/usr/include/KF5;/usr/include/KF5/KIconThemes;/usr/include/KF5;/usr/include/KF5/KWindowSystem;/usr/incl
> ude;/usr/include;/usr/include/KF5;/usr/include/KF5;/usr/include/KF5/KGuiAddons;/usr/include/KF5;/usr/include/KF5
> /KUnitConversion;/usr/include/KF5;/usr/include/KF5/KTextWidgets;/usr/include/KF5;/usr/include/KF5/SonnetUi;/usr/
>       include/KF5;/usr/include/KF5/KParts;/usr/include/KF5"
>       > -I/usr/include/x86_64-linux-gnu/qt5
>       > -I/usr/include/x86_64-linux-gnu/qt5/QtCore
>       > -I/usr/lib/x86_64-linux-gnu/qt5/mkspecs/linux-g++-64
>       > -I/usr/include/x86_64-linux-gnu/qt5
>       > -I/usr/include/x86_64-linux-gnu/qt5/QtGui
>       > -I/usr/include/x86_64-linux-gnu/qt5/QtCore
>       > -I/usr/lib/x86_64-linux-gnu/qt5/mkspecs/linux-g++-64
>       > -I/usr/include/x86_64-linux-gnu/qt5
>       > -I/usr/include/x86_64-linux-gnu/qt5/QtXml
>       > -I/usr/include/x86_64-linux-gnu/qt5/QtCore
>       > -I/usr/lib/x86_64-linux-gnu/qt5/mkspecs/linux-g++-64
>       > -I/home/boud/kde/src/calligra/libs/koplugin
>       > -I/home/boud/kde/src/calligra/libs/version
>       > -I/home/boud/kde/build/calligra/libs/version
>       > -I/home/boud/kde/src/calligra/libs/pigment
>       > -I/home/boud/kde/src/calligra/libs/pigment/compositeops
>       > -I/home/boud/kde/src/calligra/libs/pigment/resources -I/usr/include
>       > -I/usr/include -I/usr/include/OpenEXR -I/usr/include -mavx -DVC_IMPL=AVX -c
>       > -oKoOptimizedCompositeOpFactoryPerArch_AVX.cpp.o
>       > /home/boud/kde/src/calligra/libs/pigment/compositeops/KoOptimizedCompositeOpFactoryPerArch.cpp
>       >     In file included from
>       > /home/boud/kde/src/calligra/libs/pigment/DebugPigment.h:23:0,
>       >                      from
>       > /home/boud/kde/src/calligra/libs/pigment/compositeops/KoOptimizedCompositeOpFactoryPerArch.cpp:23:
>       >     /home/boud/kde/src/calligra/libs/pigment/pigment_export.h:24:23: fatal
>       > error: kdemacros.h: No such file or directory
>       >      #include <kdemacros.h>
>       >                            ^
>       >     compilation terminated.
>       >     libs/pigment/CMakeFiles/pigmentcms.dir/build.make:72: recipe for target
>       > 'libs/pigment/KoOptimizedCompositeOpFactoryPerArch_AVX.cpp.o' failed
>       >
>       >
>       > And that's where I'm totally stuck. It seems the cmake 3.0/kf5/e-c-m (I
>       > don't know where this system came from) is incompatible with a key libary
>       > that I have to use. We can't drop using Vc, we cannot move to a newer
>       > release of Vc and I can't see a way to replicate the functionality of
>       > vc_compile_for_all_implementations in our own cmake code either, so please
>       > help!
>       >
>       > Boudewijn
>       >
>       >
>       >
>       >
>       > _______________________________________________
>       > Kde-buildsystem mailing list
>       > Kde-buildsystem at kde.org
>       > https://mail.kde.org/mailman/listinfo/kde-buildsystem
>       >
>
>       Including kde-windows, they are more likely to know what's going on...
>
>       Aleix
>       _______________________________________________
>       calligra-devel mailing list
>       calligra-devel at kde.org
>       https://mail.kde.org/mailman/listinfo/calligra-devel
> 
> 
>


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