CMake: target "wagic" requests linking to directories, instead of libraries. (It does not link.)

[allentiak]

Here are the outputs for the generation of the make file, and for the compilation itself.

[~/devel/wagic/build-qt-gui] (af0c42335*)
-> % cmake -Dbackend_qt_widget=ON -Dbackend_qt_console=OFF ..
-- The CXX compiler identification is GNU 7.2.0
-- The C compiler identification is GNU 7.2.0
-- Check for working CXX compiler: /usr/bin/c++
-- Check for working CXX compiler: /usr/bin/c++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Check for working C compiler: /usr/bin/cc
-- Check for working C compiler: /usr/bin/cc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Detecting C compile features
-- Detecting C compile features - done
-- Found OpenGL: /usr/lib/x86_64-linux-gnu/libGL.so  
-- Found TinyXML: /usr/include  
-- Found ZLIB: /usr/lib/x86_64-linux-gnu/libz.so (found version "1.2.8") 
-- Found PNG: /usr/lib/x86_64-linux-gnu/libpng.so (found version "1.6.34") 
-- Found JPEG: /usr/lib/x86_64-linux-gnu/libjpeg.so  
-- Looking for XOpenDisplay in /usr/lib/x86_64-linux-gnu/libX11.so;/usr/lib/x86_64-linux-gnu/libXext.so
-- Looking for XOpenDisplay in /usr/lib/x86_64-linux-gnu/libX11.so;/usr/lib/x86_64-linux-gnu/libXext.so - found
-- Looking for gethostbyname
-- Looking for gethostbyname - found
-- Looking for connect
-- Looking for connect - found
-- Looking for remove
-- Looking for remove - found
-- Looking for shmat
-- Looking for shmat - found
-- Looking for IceConnectionNumber in ICE
-- Looking for IceConnectionNumber in ICE - found
-- Found X11: /usr/lib/x86_64-linux-gnu/libX11.so
-- Configuring done
WARNING: Target "wagic" requests linking to directory "/usr/include/x86_64-linux-gnu/qt5/".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/include/x86_64-linux-gnu/qt5/QtCore".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/lib/x86_64-linux-gnu/qt5//mkspecs/linux-g++-64".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/include/x86_64-linux-gnu/qt5/".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/include/x86_64-linux-gnu/qt5/QtMultimedia".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/include/x86_64-linux-gnu/qt5/QtNetwork".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/include/x86_64-linux-gnu/qt5/QtCore".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/lib/x86_64-linux-gnu/qt5//mkspecs/linux-g++-64".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/include/x86_64-linux-gnu/qt5/QtGui".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/include".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/include/x86_64-linux-gnu/qt5/".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/include/x86_64-linux-gnu/qt5/QtMultimedia".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/include/x86_64-linux-gnu/qt5/QtNetwork".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/include/x86_64-linux-gnu/qt5/QtGui".  Targets may link only to libraries.  CMake is dropping the item.
WARNING: Target "wagic" requests linking to directory "/usr/include".  Targets may link only to libraries.  CMake is dropping the item.
-- Generating done
-- Build files have been written to: /path/to/wagic/build-qt-gui

[~/devel/wagic/build-qt-gui] (af0c42335*)
-> % make -j8 wagic
Scanning dependencies of target zipFS
[  2%] Building CXX object thirdparty/zipFS/CMakeFiles/zipFS.dir/zstream.cpp.o
[  2%] Building CXX object thirdparty/zipFS/CMakeFiles/zipFS.dir/ziphdr.cpp.o
[  2%] Building CXX object thirdparty/zipFS/CMakeFiles/zipFS.dir/zfsystem.cpp.o
[  3%] Linking CXX static library ../../lib/libzipFS.a
[  3%] Built target zipFS
Scanning dependencies of target jge_autogen
[  4%] Automatic MOC for target jge
Generating MOC predefs moc_predefs.h
Generating MOC source 6YEA5652QU/moc_Downloader.cpp
Generating MOC compilation mocs_compilation.cpp
[  4%] Built target jge_autogen
Scanning dependencies of target jge
[  5%] Building CXX object JGE/CMakeFiles/jge.dir/src/JApp.cpp.o
[  5%] Building CXX object JGE/CMakeFiles/jge.dir/src/Encoding.cpp.o
[  5%] Building CXX object JGE/CMakeFiles/jge.dir/src/JAnimator.cpp.o
[  6%] Building CXX object JGE/CMakeFiles/jge.dir/src/JDistortionMesh.cpp.o
[  7%] Building CXX object JGE/CMakeFiles/jge.dir/src/JFileSystem.cpp.o
[  7%] Building CXX object JGE/CMakeFiles/jge.dir/src/JGameObject.cpp.o
[  8%] Building CXX object JGE/CMakeFiles/jge.dir/src/JGE.cpp.o
[  9%] Building CXX object JGE/CMakeFiles/jge.dir/src/JGui.cpp.o
[  9%] Building CXX object JGE/CMakeFiles/jge.dir/src/JLogger.cpp.o
[ 10%] Building CXX object JGE/CMakeFiles/jge.dir/src/JLBFont.cpp.o
[ 10%] Building CXX object JGE/CMakeFiles/jge.dir/src/JOBJModel.cpp.o
[ 11%] Building CXX object JGE/CMakeFiles/jge.dir/src/JParticle.cpp.o
[ 12%] Building CXX object JGE/CMakeFiles/jge.dir/src/JParticleEffect.cpp.o
[ 12%] Building CXX object JGE/CMakeFiles/jge.dir/src/JParticleEmitter.cpp.o
[ 13%] Building CXX object JGE/CMakeFiles/jge.dir/src/JParticleSystem.cpp.o
[ 14%] Building CXX object JGE/CMakeFiles/jge.dir/src/JResourceManager.cpp.o
[ 14%] Building CXX object JGE/CMakeFiles/jge.dir/src/JSpline.cpp.o
[ 15%] Building CXX object JGE/CMakeFiles/jge.dir/src/JSprite.cpp.o
[ 16%] Building CXX object JGE/CMakeFiles/jge.dir/src/Vector2D.cpp.o
[ 16%] Building CXX object JGE/CMakeFiles/jge.dir/src/Downloader.cpp.o
[ 17%] Building CXX object JGE/CMakeFiles/jge.dir/src/JMD2Model.cpp.o
[ 17%] Building CXX object JGE/CMakeFiles/jge.dir/src/pc/JGfx.cpp.o
[ 18%] Building CXX object JGE/CMakeFiles/jge.dir/src/JNetwork.cpp.o
[ 19%] Building CXX object JGE/CMakeFiles/jge.dir/src/pc/JSocket.cpp.o
[ 19%] Building CXX object JGE/CMakeFiles/jge.dir/src/pc/JSfx.cpp.o
[ 20%] Building CXX object JGE/CMakeFiles/jge.dir/src/hge/hgecolor.cpp.o
[ 21%] Building CXX object JGE/CMakeFiles/jge.dir/src/hge/hgedistort.cpp.o
[ 21%] Building CXX object JGE/CMakeFiles/jge.dir/src/hge/hgefont.cpp.o
[ 22%] Building CXX object JGE/CMakeFiles/jge.dir/src/hge/hgeparticle.cpp.o
[ 22%] Building CXX object JGE/CMakeFiles/jge.dir/src/hge/hgerect.cpp.o
[ 23%] Building CXX object JGE/CMakeFiles/jge.dir/jge_autogen/mocs_compilation.cpp.o
[ 24%] Building CXX object JGE/CMakeFiles/jge.dir/src/hge/hgevector.cpp.o
[ 24%] Linking CXX static library ../lib/libjge.a
[ 24%] Built target jge
Scanning dependencies of target wagic_autogen
[ 25%] Automatic MOC for target wagic
Generating MOC predefs moc_predefs.h
Generating MOC source 2IQ7PFOKWM/moc_corewrapper.cpp
Generating MOC source 2IQ7PFOKWM/moc_filedownloader.cpp
Generating MOC compilation mocs_compilation.cpp
[ 25%] Built target wagic_autogen
Scanning dependencies of target wagic
[ 26%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/AbilityParser.cpp.o
[ 26%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/ActionElement.cpp.o
[ 26%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/ActionLayer.cpp.o
[ 27%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/ActionStack.cpp.o
[ 28%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/AIHints.cpp.o
[ 28%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/AIMomirPlayer.cpp.o
[ 29%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/AIPlayer.cpp.o
[ 30%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/AIPlayerBaka.cpp.o
[ 30%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/AIStats.cpp.o
[ 31%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/AllAbilities.cpp.o
[ 32%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/CardDescriptor.cpp.o
[ 32%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/CardDisplay.cpp.o
[ 34%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/CardGui.cpp.o
[ 34%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/CardPrimitive.cpp.o
[ 35%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/CardSelector.cpp.o
[ 36%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/CardSelectorSingleton.cpp.o
[ 36%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/CarouselDeckView.cpp.o
[ 37%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/Closest.cpp.o
[ 38%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/Counters.cpp.o
[ 38%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/Credits.cpp.o
[ 39%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/Damage.cpp.o
[ 39%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/DamagerDamaged.cpp.o
[ 40%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/DeckDataWrapper.cpp.o
[ 41%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/DeckEditorMenu.cpp.o
[ 41%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/DeckManager.cpp.o
[ 42%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/DeckMenu.cpp.o
[ 43%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/DeckMenuItem.cpp.o
[ 43%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/DeckMetaData.cpp.o
[ 44%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/DeckStats.cpp.o
[ 45%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/DeckView.cpp.o
[ 45%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/DuelLayers.cpp.o
[ 46%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/ExtraCost.cpp.o
[ 46%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GameApp.cpp.o
[ 47%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GameLauncher.cpp.o
[ 48%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GameObserver.cpp.o
[ 48%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GameOptions.cpp.o
[ 49%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GameStateAwards.cpp.o
[ 50%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GameState.cpp.o
[ 50%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GameStateDeckViewer.cpp.o
[ 51%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GameStateDuel.cpp.o
[ 52%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GameStateMenu.cpp.o
[ 52%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GameStateOptions.cpp.o
[ 53%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GameStateShop.cpp.o
[ 53%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GameStateStory.cpp.o
[ 54%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GameStateTransitions.cpp.o
[ 55%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GridDeckView.cpp.o
[ 55%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GuiAvatars.cpp.o
[ 56%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GuiBackground.cpp.o
[ 57%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GuiCardsController.cpp.o
[ 57%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GuiCombat.cpp.o
[ 58%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GuiFrame.cpp.o
[ 58%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GuiHand.cpp.o
[ 59%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GuiLayers.cpp.o
[ 60%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GuiMana.cpp.o
[ 60%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GuiPhaseBar.cpp.o
[ 61%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GuiPlay.cpp.o
[ 62%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/GuiStatic.cpp.o
[ 62%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/IconButton.cpp.o
[ 63%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/InteractiveButton.cpp.o
[ 64%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/ManaCost.cpp.o
[ 64%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/ManaCostHybrid.cpp.o
[ 65%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/MenuItem.cpp.o
[ 65%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/ModRules.cpp.o
[ 67%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/MTGAbility.cpp.o
[ 68%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/MTGCard.cpp.o
[ 68%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/MTGCardInstance.cpp.o
[ 69%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/MTGDeck.cpp.o
[ 70%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/MTGDefinitions.cpp.o
[ 70%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/MTGGamePhase.cpp.o
[ 71%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/MTGGameZones.cpp.o
[ 71%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/MTGPack.cpp.o
[ 72%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/MTGRules.cpp.o
[ 73%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/ObjectAnalytics.cpp.o
[ 73%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/OptionItem.cpp.o
[ 74%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/PhaseRing.cpp.o
[ 75%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/Player.cpp.o
[ 75%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/PlayerData.cpp.o
[ 76%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/PlayGuiObject.cpp.o
[ 77%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/PlayGuiObjectController.cpp.o
[ 77%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/PlayRestrictions.cpp.o
[ 78%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/Pos.cpp.o
[ 78%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/PriceList.cpp.o
[ 79%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/ReplacementEffects.cpp.o
[ 80%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/Rules.cpp.o
[ 80%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/SimpleMenu.cpp.o
[ 81%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/SimpleMenuItem.cpp.o
[ 82%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/SimpleButton.cpp.o
[ 82%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/SimplePad.cpp.o
[ 83%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/SimplePopup.cpp.o
[ 84%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/StoryFlow.cpp.o
[ 84%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/Subtypes.cpp.o
[ 85%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/StyleManager.cpp.o
[ 85%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/TargetChooser.cpp.o
[ 86%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/TargetsList.cpp.o
[ 87%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/Tasks.cpp.o
[ 87%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/TextScroller.cpp.o
[ 88%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/ThisDescriptor.cpp.o
[ 89%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/Token.cpp.o
[ 89%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/Translate.cpp.o
[ 90%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/TranslateKeys.cpp.o
[ 90%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/Trash.cpp.o
[ 91%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/utils.cpp.o
[ 92%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/WCachedResource.cpp.o
[ 92%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/WDataSrc.cpp.o
[ 93%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/WEvent.cpp.o
[ 94%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/WFilter.cpp.o
[ 94%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/WFont.cpp.o
[ 95%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/WGui.cpp.o
[ 96%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/WResourceManager.cpp.o
[ 96%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/qt/filedownloader.cpp.o
[ 97%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/qt/corewrapper.cpp.o
[ 97%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/Qtmain.cpp.o
[ 98%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/src/NetworkPlayer.cpp.o
[100%] Building CXX object projects/mtg/CMakeFiles/wagic.dir/wagic_autogen/mocs_compilation.cpp.o
[100%] Linking CXX executable ../../bin/wagic
/usr/bin/ld: CMakeFiles/wagic.dir/src/WResourceManager.cpp.o: undefined reference to symbol 'pthread_create@@GLIBC_2.2.5'
//lib/x86_64-linux-gnu/libpthread.so.0: error adding symbols: DSO missing from command line
collect2: error: ld returned 1 exit status
projects/mtg/CMakeFiles/wagic.dir/build.make:3054: recipe for target 'bin/wagic' failed
make[3]: *** [bin/wagic] Error 1
CMakeFiles/Makefile2:287: recipe for target 'projects/mtg/CMakeFiles/wagic.dir/all' failed
make[2]: *** [projects/mtg/CMakeFiles/wagic.dir/all] Error 2
CMakeFiles/Makefile2:299: recipe for target 'projects/mtg/CMakeFiles/wagic.dir/rule' failed
make[1]: *** [projects/mtg/CMakeFiles/wagic.dir/rule] Error 2
Makefile:170: recipe for target 'wagic' failed
make: *** [wagic] Error 2