[CMake] Fwd: cmake link against Qt4's OpenGL

Fri Sep 26 17:14:38 EDT 2008

---------- Forwarded message ----------
From: Linge Bai <linge.bai at gmail.com>
Date: Fri, Sep 26, 2008 at 4:52 PM
Subject: Re: [CMake] cmake link against Qt4's OpenGL
To: Michael Jackson <mike.jackson at bluequartz.net>

Attached is a screen shot of running ccmake. It's MacOSX10.4u.sdk. And it
showed that QTOPENGL and QGLWIDGET are not found.

make VERBOSE=1
/opt/local/bin/cmake -H/Users/lb353/Desktop/myQt/hellogl
-B/Users/lb353/Desktop/myQt/hellogl --check-build-system
CMakeFiles/Makefile.cmake 0
/opt/local/bin/cmake -E cmake_progress_start
/Users/lb353/Desktop/myQt/hellogl/CMakeFiles
/Users/lb353/Desktop/myQt/hellogl/CMakeFiles/progress.make
make -f CMakeFiles/Makefile2 all
make -f CMakeFiles/exe.dir/build.make CMakeFiles/exe.dir/depend
cd /Users/lb353/Desktop/myQt/hellogl && /opt/local/bin/cmake -E
cmake_depends "Unix Makefiles" /Users/lb353/Desktop/myQt/hellogl
/Users/lb353/Desktop/myQt/hellogl /Users/lb353/Desktop/myQt/hellogl
/Users/lb353/Desktop/myQt/hellogl
/Users/lb353/Desktop/myQt/hellogl/CMakeFiles/exe.dir/DependInfo.cmake
--color=
make -f CMakeFiles/exe.dir/build.make CMakeFiles/exe.dir/build
/opt/local/bin/cmake -E cmake_progress_report
/Users/lb353/Desktop/myQt/hellogl/CMakeFiles 1
[ 33%] Building CXX object CMakeFiles/exe.dir/main.o
/usr/bin/c++   -DQT_DLL -DQT_OPENGL_LIB -DQT_GUI_LIB -DQT_CORE_LIB -isysroot
/Developer/SDKs/MacOSX10.4u.sdk   -I/usr/local/Trolltech/Qt-4.4.2/include
-I/usr/local/Trolltech/Qt-4.4.2/include/QtOpenGL
-I/usr/local/Trolltech/Qt-4.4.2/include/QtGui
-I/usr/local/Trolltech/Qt-4.4.2/include/QtCore
-F/usr/local/Trolltech/Qt-4.4.2/lib -L/usr/local/Trolltech/Qt-4.4.2/lib
-F/usr/local/Trolltech/Qt-4.4.2/lib  -o CMakeFiles/exe.dir/main.o -c
/Users/lb353/Desktop/myQt/hellogl/main.cpp
/opt/local/bin/cmake -E cmake_progress_report
/Users/lb353/Desktop/myQt/hellogl/CMakeFiles 2
[ 66%] Building CXX object CMakeFiles/exe.dir/glwidget.o
/usr/bin/c++   -DQT_DLL -DQT_OPENGL_LIB -DQT_GUI_LIB -DQT_CORE_LIB -isysroot
/Developer/SDKs/MacOSX10.4u.sdk   -I/usr/local/Trolltech/Qt-4.4.2/include
-I/usr/local/Trolltech/Qt-4.4.2/include/QtOpenGL
-I/usr/local/Trolltech/Qt-4.4.2/include/QtGui
-I/usr/local/Trolltech/Qt-4.4.2/include/QtCore
-F/usr/local/Trolltech/Qt-4.4.2/lib -L/usr/local/Trolltech/Qt-4.4.2/lib
-F/usr/local/Trolltech/Qt-4.4.2/lib  -o CMakeFiles/exe.dir/glwidget.o -c
/Users/lb353/Desktop/myQt/hellogl/glwidget.cpp
/opt/local/bin/cmake -E cmake_progress_report
/Users/lb353/Desktop/myQt/hellogl/CMakeFiles 3
[100%] Building CXX object CMakeFiles/exe.dir/window.o
/usr/bin/c++   -DQT_DLL -DQT_OPENGL_LIB -DQT_GUI_LIB -DQT_CORE_LIB -isysroot
/Developer/SDKs/MacOSX10.4u.sdk   -I/usr/local/Trolltech/Qt-4.4.2/include
-I/usr/local/Trolltech/Qt-4.4.2/include/QtOpenGL
-I/usr/local/Trolltech/Qt-4.4.2/include/QtGui
-I/usr/local/Trolltech/Qt-4.4.2/include/QtCore
-F/usr/local/Trolltech/Qt-4.4.2/lib -L/usr/local/Trolltech/Qt-4.4.2/lib
-F/usr/local/Trolltech/Qt-4.4.2/lib  -o CMakeFiles/exe.dir/window.o -c
/Users/lb353/Desktop/myQt/hellogl/window.cpp
Linking CXX executable exe
/opt/local/bin/cmake -E cmake_link_script CMakeFiles/exe.dir/link.txt
--verbose=1
/usr/bin/c++    -isysroot /Developer/SDKs/MacOSX10.4u.sdk
-Wl,-search_paths_first -headerpad_max_install_names -fPIC
CMakeFiles/exe.dir/main.o CMakeFiles/exe.dir/glwidget.o
CMakeFiles/exe.dir/window.o  -o exe  -F/usr/local/Trolltech/Qt-4.4.2/lib
-framework QtOpenGL -framework OpenGL -framework AGL -framework QtGui
-framework Carbon -framework AppKit -framework QtCore /usr/lib/libz.dylib
-framework ApplicationServices
ld: library not found for -lcrt1.10.5.o
collect2: ld returned 1 exit status
make[2]: *** [exe] Error 1
make[1]: *** [CMakeFiles/exe.dir/all] Error 2
make: *** [all] Error 2

Have I linked to QTOPENGL or not?

Linge

On Fri, Sep 26, 2008 at 4:43 PM, Michael Jackson <
mike.jackson at bluequartz.net> wrote:

> run ccmake instead of cmake on your project. Look down the left hand side
> of cmake variables. It should be listed.
>
> By default it should be 10.5.sdk so I am not sure what is really going
> wrong.
>
> also, do the following:
>
> make clean
> make VERBOSE=1
>
> in your build directory and lets examine the compile and link lines..
>
>
> Mike
>
>
>
> On Sep 26, 2008, at 4:40 PM, Linge Bai wrote:
>
>  my mac os x is 10.5.4, it's PPC. Xcode is version 3.1. I'm sorry that I
>> have no idea how to check CMAKE_OSX_SYSROOT.
>>
>> Linge
>>
>> On Fri, Sep 26, 2008 at 4:33 PM, Michael Jackson <
>> mike.jackson at bluequartz.net> wrote:
>> What is your OS X version, (PPC or Intel), Xcode toolset version, and what
>> are you setting the  CMAKE_OSX_SYSROOT value to? It should be
>> /Developer/SDKs/MacOSX10.5.sdk
>>
>>
>> Mike
>>
>>
>> On Sep 26, 2008, at 4:26 PM, Linge Bai wrote:
>>
>> so if I use cmake 2.6.1, with the following CMakeList.txt file:
>>
>> PROJECT ( COMBINED )
>> FIND_PACKAGE (Qt4 REQUIRED)
>> SET(QT_USE_QTOPENGL TRUE)
>> INCLUDE( ${QT_USE_FILE} )
>> ADD_EXECUTABLE(exe main.cpp glwidget.cpp window.cpp)
>> TARGET_LINK_LIBRARIES(exe ${QT_LIBRARIES})
>>
>> I am able to link to Qt4's OpenGL, but I have a link error:
>>
>> make
>> Scanning dependencies of target exe
>> Linking CXX executable exe
>> ld: library not found for -lcrt1.10.5.o
>> collect2: ld returned 1 exit status
>> make[2]: *** [exe] Error 1
>> make[1]: *** [CMakeFiles/exe.dir/all] Error 2
>> make: *** [all] Error 2
>>
>> I have no idea what this error means.
>>
>> Linge
>>
>> _______________________________________________
>> CMake mailing list
>> CMake at cmake.org
>> http://www.cmake.org/mailman/listinfo/cmake
>>
>>
> _______________________________________________
> CMake mailing list
> CMake at cmake.org
> http://www.cmake.org/mailman/listinfo/cmake
>
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