Problem using Vc with CMake 3.0 and kf5

Andrius da Costa Ribas andriusmao at gmail.com
Sat May 23 15:46:09 UTC 2015


I'm not sure if I understood the issue. If we need to pass the -I
parameters to vc_compile_for_all_implementations, then something like
https://git.reviewboard.kde.org/r/115110/diff/1/ might work.
 Em 23/05/2015 09:07, "Aleix Pol" <aleixpol at kde.org> escreveu:

> 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-linux-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/KCodecs;/usr/include/KF5;/usr/include/KF5/KConfigGui;/usr/include/KF5;/usr/include/x86_64-linux-gnu/qt5/;/usr/include/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;/usr/include/KF5/KIOWidgets;/usr/include/KF5;/usr/include/KF5/KJobWidgets;/usr/include/KF5;/usr/include/x86_64-linux-gnu/qt5/;/usr/include/x86_64-linux-gnu/qt5/QtNetwork;/usr/include/KF5/KCompletion;/usr/include/KF5;/usr/include/KF5/KBookmarks;/usr/include/KF5;/usr/include/KF5/KItemViews;/usr/include/KF5;/usr/include/KF5/KXmlGui;/usr/include/KF5;/usr/include/KF5/Solid;/usr/include/KF5;/usr/include/KF5/KI18n;/usr/include/KF5;/usr/include/KF5/KNotifications;/usr/include/KF5;/usr/include/KF5/KIconThemes;/usr/include/KF5;/usr/include/KF5/KWindowSystem;/usr/include;/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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