Re: [PATCH] gnu: kde: Add kdelibs.

[宋文武 <iyzsong@gmail.com>]

Andreas Enge <andreas@enge.fr> writes:

> On Thu, Nov 06, 2014 at 12:46:21PM +0100, Ludovic Courtès wrote:
>> Apologies if this was already mentioned, but why don’t
>> -DCMAKE_INSTALL_RPATH_USE_LINK_PATH=TRUE and
>> -DCMAKE_INSTALL_RPATH=$out/lib (in cmake-build-system.scm) lead to
>> binaries with a RUNPATH?  As Eric said, this should produce binaries
>> with an appropriate RUNPATH, no?  Or does it only take care of setting
>> the RUNPATH to $out/lib?
>
> From what I understood, the first variable should have solved the problem.
> I set -DCMAKE_VERBOSE_MAKEFILE=ON and compiled ktouch. When running it, it
> stops with
> ktouch: error while loading shared libraries: libkdeclarative.so.5:
> cannot open shared object file: No such file or directory
I vote for making CMAKE_VERBOSE_MAKEFILE=ON default in our cmake-build-system
>
> And indeed:
> $ ldd ~/.guix-profile/bin/ktouch 
>         linux-vdso.so.1 (0x00007fff961ff000)
>         libkdeclarative.so.5 => not found
>         ...
> (lots of other "not found").
>
> $ objdump -x ~/.guix-profile/bin/ktouch
> ...
> Dynamic Section:
>   NEEDED               libkdeclarative.so.5
>   NEEDED               libplasma.so.3
>   NEEDED               libkio.so.5
>   NEEDED               libkcmutils.so.4
>   NEEDED               libQtCore.so.4
>   NEEDED               libpthread.so.0
>   NEEDED               libQtOpenGL.so.4
>   NEEDED               libQtScript.so.4
>   NEEDED               libQtDeclarative.so.4
>   NEEDED               libQtXmlPatterns.so.4
>   NEEDED               libQtSql.so.4
>   NEEDED               libQtNetwork.so.4
>   NEEDED               libQtXml.so.4
>   NEEDED               libkdeui.so.5
>   NEEDED               libQtSvg.so.4
>   NEEDED               libkdecore.so.5
>   NEEDED               libQtDBus.so.4
>   NEEDED               libQtGui.so.4
>   NEEDED               libstdc++.so.6
>   NEEDED               libm.so.6
>   NEEDED               libgcc_s.so.1
>   NEEDED               libc.so.6
>   RUNPATH              /gnu/store/7c30kyzagk84inhnb2nbxcmnh76xgh6c-ktouch-4.14.2/lib:/gnu/store/4k20pkxgvfc22wpcvh6xr26ma4b619ad-glibc-2.20/lib:/gnu/store/k7w7wdpvaqlkwq0ijz9149pqn3lq8a5n-gcc-4.8.3-lib/lib64:/gnu/store/k7w7wdpvaqlkwq0ijz9149pqn3lq8a5n-gcc-4.8.3-lib/lib:/gnu/store/k7w7wdpvaqlkwq0ijz9149pqn3lq8a5n-gcc-4.8.3-lib/lib/gcc/x86_64-unknown-linux-gnu/4.8.3/../../..
>
> (Thanks to Ludovic for the suggestion to use objdump!)
>
> The linker line looks like this:
> Linking CXX executable ktouch
> cd /tmp/nix-build-ktouch-4.14.2.drv-0/build/src && /gnu/store/sr9lv3vhviy151zv315zdgi2rvq97a9r-cmake-2.8.12/bin/cmake -E cmake_link_script CMakeFiles/ktouch.dir/link.txt --verbose=1
> /gnu/store/13ahaqlmniysmbls5d1fcmzy59yd5xk5-gcc-4.8.3/bin/c++    -Wnon-virtual-dtor -Wno-long-long -Wundef -Wcast-align -Wchar-subscripts -Wall -W -Wpointer-arith -Wformat-security -fno-exceptions -DQT_NO_EXCEPTIONS -fno-check-new -fno-common -Woverloaded-virtual -fno-threadsafe-statics -fvisibility=hidden -Werror=return-type -fvisibility-inlines-hidden -O2 -g -DNDEBUG -DQT_NO_DEBUG  -Wl,--enable-new-dtags   CMakeFiles/ktouch.dir/ktouch_automoc.o CMakeFiles/ktouch.dir/main.o CMakeFiles/ktouch.dir/application.o CMakeFiles/ktouch.dir/mainwindow.o CMakeFiles/ktouch.dir/bindings/utils.o CMakeFiles/ktouch.dir/bindings/stringformatter.o CMakeFiles/ktouch.dir/declarativeitems/applicationbackground.o CMakeFiles/ktouch.dir/declarativeitems/cursorshapearea.o CMakeFiles/ktouch.dir/declarativeitems/griditem.o CMakeFiles/ktouch.dir/declarativeitems/lessonpainter.o CMakeFiles/ktouch.dir/declarativeitems/preferencesproxy.o CMakeFiles/ktouch.dir/declarativeitems/scalebackgrounditem.o CMakeFiles/ktouch.dir/declarativeitems/
> traininglinecore.o CMakeFiles/ktouch.dir/core/resource.o CMakeFiles/ktouch.dir/core/keyboardlayoutbase.o CMakeFiles/ktouch.dir/core/keyboardlayout.o CMakeFiles/ktouch.dir/core/abstractkey.o CMakeFiles/ktouch.dir/core/key.o CMakeFiles/ktouch.dir/core/keychar.o CMakeFiles/ktouch.dir/core/specialkey.o CMakeFiles/ktouch.dir/core/coursebase.o CMakeFiles/ktouch.dir/core/course.o CMakeFiles/ktouch.dir/core/lesson.o CMakeFiles/ktouch.dir/core/trainingstats.o CMakeFiles/ktouch.dir/core/profile.o CMakeFiles/ktouch.dir/core/dataindex.o CMakeFiles/ktouch.dir/core/dataaccess.o CMakeFiles/ktouch.dir/core/dbaccess.o CMakeFiles/ktouch.dir/core/profiledataaccess.o CMakeFiles/ktouch.dir/core/resourcedataaccess.o CMakeFiles/ktouch.dir/core/userdataaccess.o CMakeFiles/ktouch.dir/undocommands/coursecommands.o CMakeFiles/ktouch.dir/undocommands/keyboardlayoutcommands.o CMakeFiles/ktouch.dir/models/resourcemodel.o CMakeFiles/ktouch.dir/models/lessonmodel.o CMakeFiles/ktouch.dir/models/charactersmodel.o CMakeFiles/ktouch.dir/models/
> categorizedresourcesortfilterproxymodel.o CMakeFiles/ktouch.dir/models/errorsmodel.o CMakeFiles/ktouch.dir/models/learningprogressmodel.o CMakeFiles/ktouch.dir/editor/resourceeditor.o CMakeFiles/ktouch.dir/editor/resourceeditorwidget.o CMakeFiles/ktouch.dir/editor/newresourceassistant.o CMakeFiles/ktouch.dir/editor/resourcetypeswidget.o CMakeFiles/ktouch.dir/editor/newcoursewidget.o CMakeFiles/ktouch.dir/editor/newkeyboardlayoutwidget.o CMakeFiles/ktouch.dir/editor/resourcetemplatewidget.o CMakeFiles/ktouch.dir/editor/abstracteditor.o CMakeFiles/ktouch.dir/editor/courseeditor.o CMakeFiles/ktouch.dir/editor/keyboardlayoutcombobox.o CMakeFiles/ktouch.dir/editor/lessontexteditor.o CMakeFiles/ktouch.dir/editor/lessontexthighlighter.o CMakeFiles/ktouch.dir/editor/keyboardlayouteditor.o CMakeFiles/ktouch.dir/editor/keyboardlayouteditorview.o CMakeFiles/ktouch.dir/editor/keyboardlayoutpropertieswidget.o CMakeFiles/ktouch.dir/editor/charactersviewdelegate.o CMakeFiles/ktouch.dir/trainingconfigwidget.o CMakeFiles/
> ktouch.dir/colorsconfigwidget.o CMakeFiles/ktouch.dir/customlessoneditorwidget.o CMakeFiles/ktouch.dir/keyboardlayoutmenu.o CMakeFiles/ktouch.dir/preferences.o  -o ktouch -rdynamic /gnu/store/mipmjv4mpsf3rrsk1mbhpqzlw939v6ny-kdelibs-4.14.2/lib/libkdeclarative.so.5.14.2 /gnu/store/mipmjv4mpsf3rrsk1mbhpqzlw939v6ny-kdelibs-4.14.2/lib/libplasma.so.3.0.0 /gnu/store/mipmjv4mpsf3rrsk1mbhpqzlw939v6ny-kdelibs-4.14.2/lib/libkio.so.5.14.2 /gnu/store/mipmjv4mpsf3rrsk1mbhpqzlw939v6ny-kdelibs-4.14.2/lib/libkcmutils.so.4.14.2 /gnu/store/ay41dmszxgl57mxsfrp0misnz159csw1-qt-4.8.6/lib/libQtCore.so -lpthread /gnu/store/ay41dmszxgl57mxsfrp0misnz159csw1-qt-4.8.6/lib/libQtOpenGL.so /gnu/store/ay41dmszxgl57mxsfrp0misnz159csw1-qt-4.8.6/lib/libQtScript.so /gnu/store/ay41dmszxgl57mxsfrp0misnz159csw1-qt-4.8.6/lib/libQtDeclarative.so /gnu/store/ay41dmszxgl57mxsfrp0misnz159csw1-qt-4.8.6/lib/libQtXmlPatterns.so /gnu/store/ay41dmszxgl57mxsfrp0misnz159csw1-qt-4.8.6/lib/libQtSql.so /gnu/store/mipmjv4mpsf3rrsk1mbhpqzlw939v6ny-kdelibs-4.14.2/
> lib/libkcmutils.so.4.14.2 /gnu/store/mipmjv4mpsf3rrsk1mbhpqzlw939v6ny-kdelibs-4.14.2/lib/libkio.so.5.14.2 /gnu/store/ay41dmszxgl57mxsfrp0misnz159csw1-qt-4.8.6/lib/libQtNetwork.so /gnu/store/ay41dmszxgl57mxsfrp0misnz159csw1-qt-4.8.6/lib/libQtXml.so /gnu/store/mipmjv4mpsf3rrsk1mbhpqzlw939v6ny-kdelibs-4.14.2/lib/libkdeui.so.5.14.2 /gnu/store/ay41dmszxgl57mxsfrp0misnz159csw1-qt-4.8.6/lib/libQtSvg.so /gnu/store/mipmjv4mpsf3rrsk1mbhpqzlw939v6ny-kdelibs-4.14.2/lib/libkdecore.so.5.14.2 /gnu/store/ay41dmszxgl57mxsfrp0misnz159csw1-qt-4.8.6/lib/libQtCore.so -lpthread /gnu/store/ay41dmszxgl57mxsfrp0misnz159csw1-qt-4.8.6/lib/libQtDBus.so /gnu/store/ay41dmszxgl57mxsfrp0misnz159csw1-qt-4.8.6/lib/libQtGui.so -Wl,-rpath,::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: 
>
> You see lots of "...so" and no "-l...", which is apparently the cmake way of
> doing things. But no "-Wl,-rpath" despite
>    -DCMAKE_INSTALL_RPATH_USE_LINK_PATH=TRUE
> Does this mean that this option only honours paths coming from "-l", while
> at the same time using "-l" is unusual with cmake?
after read this, I think it's desired behaviors of cmake's imported targets:
http://www.cmake.org/pipermail/cmake/2010-September/039639.html
> Andreas
>