[Qt-creator] Building a plugin on windows.

[Orgad Shaneh]

On Wed, Apr 20, 2016 at 8:44 AM, Hugo Parente Lima <hugo.pl at gmail.com> wrote:
> Hi,
>
> I'm a newbie about Windows but started to try to compile my QtC plugin under
> a Windows7 VM, I did the following steps:
>
> 1. Installed Qt + QtCreator (checked some MSVC runtime libraries too).
> 2. Cloned QtC and checked it to version 3.6.1.
> 3. Cloned my plugin[1] and checked it to branch qtc-3.6.
> 4. Did open the plugin project (.pro) into QtCreator.
> 5. Added QTC_SOURCE and QTC_BUILD variables to the qmake call.
>
> Triggered the compilation and everything went fine until... link time, on
> Windows my plugin is looking for some dependencies unknow to me, here the
> linker output.
>
>
> 02:30:05: Starting: "C:\Qt\Tools\mingw492_32\bin\mingw32-make.exe"
> C:/Qt/Tools/mingw492_32/bin/mingw32-make -f Makefile.Release
> mingw32-make[1]: Entering directory
> 'C:/Users/IEUser/Documents/GitHub/build-ruby-Desktop_Qt_5_6_0_MinGW_32bit-Release'
> g++ -Wl,-s -shared -Wl,-subsystem,windows -mthreads
> -Wl,--out-implib,C:\Qt\Tools\QtCreator\lib\qtcreator\plugins\libRuby.a -o
> C:\Qt\Tool
> s\QtCreator\lib\qtcreator\plugins\Ruby.dll object_script.Ruby.Release
> -LC:\Qt\Tools\QtCreator\lib\qtcreator -LC:\Qt\Tools\QtCreator\lib
> \qtcreator\plugins -lCore -lTextEditor -lProjectExplorer -lAggregation
> -lExtensionSystem -lQtcSsh -lUtils -LC:\Qt\5.6\mingw49_32\lib C:\
> Qt\5.6\mingw49_32\lib\libQt5Widgets.a C:\Qt\5.6\mingw49_32\lib\libQt5Gui.a
> C:\Qt\5.6\mingw49_32\lib\libQt5Concurrent.a C:\Qt\5.6\mingw49
> _32\lib\libQt5Network.a C:\Qt\5.6\mingw49_32\lib\libQt5Core.a
> C:/Qt/Tools/mingw492_32/bin/../lib/gcc/i686-w64-mingw32/4.9.2/../../../../i686-w64-mingw32/bin/ld.exe:
> cannot find -lAggregation
> C:/Qt/Tools/mingw492_32/bin/../lib/gcc/i686-w64-mingw32/4.9.2/../../../../i686-w64-mingw32/bin/ld.exe:
> cannot find -lExtensionSystem
> C:/Qt/Tools/mingw492_32/bin/../lib/gcc/i686-w64-mingw32/4.9.2/../../../../i686-w64-mingw32/bin/ld.exe:
> cannot find -lQtcSsh
> C:/Qt/Tools/mingw492_32/bin/../lib/gcc/i686-w64-mingw32/4.9.2/../../../../i686-w64-mingw32/bin/ld.exe:
> cannot find -lUtils
> collect2.exe: error: ld returned 1 exit status
> Makefile.Release:168: recipe for target
> 'C:\Qt\Tools\QtCreator\lib\qtcreator\plugins\Ruby.dll' failed
> mingw32-make[1]: *** [C:\Qt\Tools\QtCreator\lib\qtcreator\plugins\Ruby.dll]
> Error 1
> mingw32-make[1]: Leaving directory
> 'C:/Users/IEUser/Documents/GitHub/build-ruby-Desktop_Qt_5_6_0_MinGW_32bit-Release'
> makefile:34: recipe for target 'release' failed
>
>
> Ugly as an usual linker output, but these 3 plugins were not in Windows QtC
> install, however these plugins exists when I compile QtC on Linux. should I
> add some Windows specific flag in the .pro?
>
> Thanks in advance.
>
> [1] https://github.com/hugopl/RubyCreator/

Did you build Qt Creator itself using the same version of mingw?

- Orgad