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Shared library on windows fails when using moc

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  • MesrineM Mesrine

    @JoeCFD said in Shared library on windows fails when using moc:

    MYSHAREDLIB_EXPORT

    But still i have to define MYSHAREDLIB_EXPORT to nothing if compiling in other system apart from windows?

    Christian EhrlicherC Online
    Christian EhrlicherC Online
    Christian Ehrlicher
    Lifetime Qt Champion
    wrote on last edited by
    #26

    @Mesrine said in Shared library on windows fails when using moc:

    But still i have to define MYSHAREDLIB_EXPORT to nothing if compiling in other system apart from windows?

    Why? Simply use it as explained in the Qt documentation...

    Qt Online Installer direct download: https://download.qt.io/official_releases/online_installers/
    Visit the Qt Academy at https://academy.qt.io/catalog

    SGaistS 1 Reply Last reply
    0
    • Christian EhrlicherC Christian Ehrlicher

      @Mesrine said in Shared library on windows fails when using moc:

      But still i have to define MYSHAREDLIB_EXPORT to nothing if compiling in other system apart from windows?

      Why? Simply use it as explained in the Qt documentation...

      SGaistS Offline
      SGaistS Offline
      SGaist
      Lifetime Qt Champion
      wrote on last edited by
      #27

      Hi,

      You are over complicating things.

      As already suggested by @Christian-Ehrlicher, just follow the doc:

      • create one header with the macro definition as shown in the documentation
      • in your code include that header in all the classes you want to export and use the macro there
      • update your CMakeLists.txt as shown
      • rebuild

      And you should be good to go. There's really nothing more to it than that.

      Interested in AI ? www.idiap.ch
      Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

      MesrineM 1 Reply Last reply
      0
      • SGaistS SGaist

        Hi,

        You are over complicating things.

        As already suggested by @Christian-Ehrlicher, just follow the doc:

        • create one header with the macro definition as shown in the documentation
        • in your code include that header in all the classes you want to export and use the macro there
        • update your CMakeLists.txt as shown
        • rebuild

        And you should be good to go. There's really nothing more to it than that.

        MesrineM Offline
        MesrineM Offline
        Mesrine
        wrote on last edited by Mesrine
        #28

        @SGaist

        I tried on the shared library

        #include <QtCore/QtGlobal>
        
        #if defined(MYSHAREDLIB_LIBRARY)
        # define MYSHAREDLIB_EXPORT Q_DECL_EXPORT
        #else
        #define MYSHAREDLIB_EXPORT Q_DECL_IMPORT
        #endif
        namespace qiota{
        
        	namespace qpow {
        
        
        		class MYSHAREDLIB_EXPORT nonceFinder : public QObject
        		{
        			Q_OBJECT
        			public:
        

        in the cmakelist.txt of the shared library

        add_library(qpow include/pow/qpow.hpp qpow.cpp)
        target_compile_definitions(qpow PRIVATE MYSHAREDLIB_LIBRARY)
        

        As you can see on this commit
        This compiles the library in windows, linux, macos shared and static as before.

        I did the same for the client library as you can see for the
        comparison of the branch

        but this again fails for windows shared library as you can see form the workflow run with error

          cmake --build .
          shell: C:\Program Files\PowerShell\7\pwsh.EXE -command ". '{0}'"
          env:
            CommandPromptType: Native
            DevEnvDir: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\
            ExtensionSdkDir: C:\Program Files (x86)\Microsoft SDKs\Windows Kits\10\ExtensionSDKs
            EXTERNAL_INCLUDE: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\include;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\ATLMFC\include;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\VS\include;C:\Program Files (x86)\Windows Kits\10\include\10.0.22621.0\ucrt;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\um;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\shared;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\winrt;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\cppwinrt;C:\Program Files (x86)\Windows Kits\NETFXSDK\4.8\include\um
            Framework40Version: v4.0
            FrameworkDir: C:\Windows\Microsoft.NET\Framework64\
            FrameworkDir64: C:\Windows\Microsoft.NET\Framework64\
            FrameworkVersion: v4.0.30319
            FrameworkVersion64: v4.0.30319
            FSHARPINSTALLDIR: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\FSharp\Tools
            HTMLHelpDir: C:\Program Files (x86)\HTML Help Workshop
            INCLUDE: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\include;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\ATLMFC\include;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\VS\include;C:\Program Files (x86)\Windows Kits\10\include\10.0.22621.0\ucrt;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\um;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\shared;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\winrt;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\cppwinrt;C:\Program Files (x86)\Windows Kits\NETFXSDK\4.8\include\um
            is_x64_arch: true
            LIB: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\ATLMFC\lib\x64;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\lib\x64;C:\Program Files (x86)\Windows Kits\NETFXSDK\4.8\lib\um\x64;C:\Program Files (x86)\Windows Kits\10\lib\10.0.22621.0\ucrt\x64;C:\Program Files (x86)\Windows Kits\10\\lib\10.0.22621.0\\um\x64
            LIBPATH: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\ATLMFC\lib\x64;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\lib\x64;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\lib\x86\store\references;C:\Program Files (x86)\Windows Kits\10\UnionMetadata\10.0.22621.0;C:\Program Files (x86)\Windows Kits\10\References\10.0.22621.0;C:\Windows\Microsoft.NET\Framework64\v4.0.30319
            NETFXSDKDir: C:\Program Files (x86)\Windows Kits\NETFXSDK\4.8\
            Path: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\bin\HostX64\x64;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\VC\VCPackages;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\TestWindow;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Current\bin\Roslyn;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Team Tools\Performance Tools\x64;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Team Tools\Performance Tools;C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\x64\;C:\Program Files (x86)\HTML Help Workshop;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\FSharp\Tools;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\Extensions\Microsoft\CodeCoverage.Console;C:\Program Files (x86)\Windows Kits\10\bin\10.0.22621.0\\x64;C:\Program Files (x86)\Windows Kits\10\bin\\x64;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\\MSBuild\Current\Bin\amd64;C:\Windows\Microsoft.NET\Framework64\v4.0.30319;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\Tools\;C:\Program Files\MongoDB\Server\5.0\bin;C:\aliyun-cli;C:\vcpkg;C:\Program Files (x86)\NSIS\;C:\tools\zstd;C:\Program Files\Mercurial\;C:\hostedtoolcache\windows\stack\2.9.3\x64;C:\cabal\bin;C:\\ghcup\bin;C:\Program Files\dotnet;C:\mysql\bin;C:\Program Files\R\R-4.3.0\bin\x64;C:\SeleniumWebDrivers\GeckoDriver;C:\Program Files (x86)\sbt\bin;C:\Program Files (x86)\GitHub CLI;C:\Program Files\Git\bin;C:\Program Files (x86)\pipx_bin;C:\npm\prefix;C:\hostedtoolcache\windows\go\1.20.4\x64\bin;C:\hostedtoolcache\windows\Python\3.9.13\x64\Scripts;C:\hostedtoolcache\windows\Python\3.9.13\x64;C:\hostedtoolcache\windows\Ruby\3.0.6\x64\bin;C:\Program Files\OpenSSL\bin;C:\tools\kotlinc\bin;C:\hostedtoolcache\windows\Java_Temurin-Hotspot_jdk\8.0.372-7\x64\bin;C:\Program Files\ImageMagick-7.1.1-Q16-HDRI;C:\Program Files (x86)\Microsoft SDKs\Azure\CLI2\wbin;C:\ProgramData\kind;C:\Program Files\Microsoft\jdk-11.0.16.101-hotspot\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Windows\System32\OpenSSH\;C:\Program Files\dotnet\;C:\ProgramData\Chocolatey\bin;C:\Program Files\PowerShell\7\;C:\Program Files\Microsoft\Web Platform Installer\;C:\Program Files\Microsoft SQL Server\Client SDK\ODBC\170\Tools\Binn\;C:\Program Files\Microsoft SQL Server\150\Tools\Binn\;C:\Strawberry\c\bin;C:\Strawberry\perl\site\bin;C:\Strawberry\perl\bin;C:\ProgramData\chocolatey\lib\pulumi\tools\Pulumi\bin;C:\Program Files\TortoiseSVN\bin;C:\Program Files\CMake\bin;C:\ProgramData\chocolatey\lib\maven\apache-maven-3.8.7\bin;C:\Program Files\Microsoft Service Fabric\bin\Fabric\Fabric.Code;C:\Program Files\Microsoft SDKs\Service Fabric\Tools\ServiceFabricLocalClusterManager;C:\Program Files\nodejs\;C:\Program Files\Git\cmd;C:\Program Files\Git\mingw64\bin;C:\Program Files\Git\usr\bin;C:\Program Files\GitHub CLI\;c:\tools\php;C:\SeleniumWebDrivers\ChromeDriver\;C:\SeleniumWebDrivers\EdgeDriver\;C:\Program Files\Amazon\AWSCLIV2\;C:\Program Files\Amazon\SessionManagerPlugin\bin\;C:\Program Files\Amazon\AWSSAMCLI\bin\;C:\Program Files\Microsoft SQL Server\130\Tools\Binn\;C:\Program Files\LLVM\bin;C:\Users\runneradmin\.dotnet\tools;C:\Users\runneradmin\.cargo\bin;C:\Users\runneradmin\AppData\Local\Microsoft\WindowsApps;C:\Program Files (x86)\Microsoft Visual Studio\Installer;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\Llvm\x64\bin;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\CMake\CMake\bin;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\CMake\Ninja;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\VC\Linux\bin\ConnectionManagerExe
            Platform: x64
            UCRTVersion: 10.0.22621.0
            UniversalCRTSdkDir: C:\Program Files (x86)\Windows Kits\10\
            VCIDEInstallDir: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\VC\
            VCINSTALLDIR: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\
            VCToolsInstallDir: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\
            VCToolsRedistDir: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Redist\MSVC\14.34.31931\
            VCToolsVersion: 14.34.31933
            VisualStudioVersion: 17.0
            VS170COMNTOOLS: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\Tools\
            VSCMD_ARG_app_plat: Desktop
            VSCMD_ARG_HOST_ARCH: x64
            VSCMD_ARG_TGT_ARCH: x64
            VSCMD_VER: 17.5.5
            VSINSTALLDIR: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\
            VSSDK150INSTALL: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VSSDK
            VSSDKINSTALL: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VSSDK
            WindowsLibPath: C:\Program Files (x86)\Windows Kits\10\UnionMetadata\10.0.22621.0;C:\Program Files (x86)\Windows Kits\10\References\10.0.22621.0
            WindowsSdkBinPath: C:\Program Files (x86)\Windows Kits\10\bin\
            WindowsSdkDir: C:\Program Files (x86)\Windows Kits\10\
            WindowsSDKLibVersion: 10.0.22621.0\
            WindowsSdkVerBinPath: C:\Program Files (x86)\Windows Kits\10\bin\10.0.22621.0\
            WindowsSDKVersion: 10.0.22621.0\
            WindowsSDK_ExecutablePath_x64: C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\x64\
            WindowsSDK_ExecutablePath_x86: C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\
            __DOTNET_ADD_64BIT: 1
            __DOTNET_PREFERRED_BITNESS: 64
            __VSCMD_PREINIT_PATH: C:\Program Files\MongoDB\Server\5.0\bin;C:\aliyun-cli;C:\vcpkg;C:\Program Files (x86)\NSIS\;C:\tools\zstd;C:\Program Files\Mercurial\;C:\hostedtoolcache\windows\stack\2.9.3\x64;C:\cabal\bin;C:\\ghcup\bin;C:\Program Files\dotnet;C:\mysql\bin;C:\Program Files\R\R-4.3.0\bin\x64;C:\SeleniumWebDrivers\GeckoDriver;C:\Program Files (x86)\sbt\bin;C:\Program Files (x86)\GitHub CLI;C:\Program Files\Git\bin;C:\Program Files (x86)\pipx_bin;C:\npm\prefix;C:\hostedtoolcache\windows\go\1.20.4\x64\bin;C:\hostedtoolcache\windows\Python\3.9.13\x64\Scripts;C:\hostedtoolcache\windows\Python\3.9.13\x64;C:\hostedtoolcache\windows\Ruby\3.0.6\x64\bin;C:\Program Files\OpenSSL\bin;C:\tools\kotlinc\bin;C:\hostedtoolcache\windows\Java_Temurin-Hotspot_jdk\8.0.372-7\x64\bin;C:\Program Files\ImageMagick-7.1.1-Q16-HDRI;C:\Program Files (x86)\Microsoft SDKs\Azure\CLI2\wbin;C:\ProgramData\kind;C:\Program Files\Microsoft\jdk-11.0.16.101-hotspot\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Windows\System32\OpenSSH\;C:\Program Files\dotnet\;C:\ProgramData\Chocolatey\bin;C:\Program Files\PowerShell\7\;C:\Program Files\Microsoft\Web Platform Installer\;C:\Program Files\Microsoft SQL Server\Client SDK\ODBC\170\Tools\Binn\;C:\Program Files\Microsoft SQL Server\150\Tools\Binn\;C:\Strawberry\c\bin;C:\Strawberry\perl\site\bin;C:\Strawberry\perl\bin;C:\ProgramData\chocolatey\lib\pulumi\tools\Pulumi\bin;C:\Program Files\TortoiseSVN\bin;C:\Program Files\CMake\bin;C:\ProgramData\chocolatey\lib\maven\apache-maven-3.8.7\bin;C:\Program Files\Microsoft Service Fabric\bin\Fabric\Fabric.Code;C:\Program Files\Microsoft SDKs\Service Fabric\Tools\ServiceFabricLocalClusterManager;C:\Program Files\nodejs\;C:\Program Files\Git\cmd;C:\Program Files\Git\mingw64\bin;C:\Program Files\Git\usr\bin;C:\Program Files\GitHub CLI\;c:\tools\php;C:\Program Files (x86)\sbt\bin;C:\SeleniumWebDrivers\ChromeDriver\;C:\SeleniumWebDrivers\EdgeDriver\;C:\Program Files\Amazon\AWSCLIV2\;C:\Program Files\Amazon\SessionManagerPlugin\bin\;C:\Program Files\Amazon\AWSSAMCLI\bin\;C:\Program Files\Microsoft SQL Server\130\Tools\Binn\;C:\Program Files\LLVM\bin;C:\Users\runneradmin\.dotnet\tools;C:\Users\runneradmin\.cargo\bin;C:\Users\runneradmin\AppData\Local\Microsoft\WindowsApps;C:\Program Files (x86)\Microsoft Visual Studio\Installer
            pythonLocation: C:\hostedtoolcache\windows\Python\3.11.3\x64
        [42/101] Building CXX object _deps\qed25519-build\CMakeFiles\qed25519.dir\qed25519.cpp.obj
        [43/101] Linking CXX shared library qbech32.dll
        [44/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\add_scalar.c.obj
        [45/101] Linking CXX shared library qpow.dll
        [46/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\fe.c.obj
        [47/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\ge.c.obj
        [48/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\key_exchange.c.obj
        [49/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\keypair.c.obj
        [50/101] Automatic MOC and UIC for target qclient
        [51/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\sc.c.obj
        [52/101] Building CXX object CMakeFiles\qclient.dir\qclient_autogen\mocs_compilation.cpp.obj
        [53/101] Building CXX object CMakeFiles\qclient.dir\qclient.cpp.obj
        [54/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_response.cpp.obj
        [55/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_info.cpp.obj
        [56/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_tips.cpp.obj
        [57/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_blockId.cpp.obj
        [58/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_block.cpp.obj
        [59/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_outputs.cpp.obj
        [60/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\sha512.c.obj
        [61/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\sign.c.obj
        [62/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\verify.c.obj
        [63/101] Automatic MOC and UIC for target qslip10
        [64/101] Building CXX object _deps\qslip10-build\CMakeFiles\qslip10.dir\qslip10_autogen\mocs_compilation.cpp.obj
        [65/101] Linking CXX shared library qclient.dll
        FAILED: qclient.dll qclient.lib 
        cmd.exe /C "cmd.exe /C ""C:\Program Files\CMake\bin\cmake.exe" -E __create_def D:\a\_temp\build\CMakeFiles\qclient.dir\.\exports.def D:\a\_temp\build\CMakeFiles\qclient.dir\.\exports.def.objs && cd D:\a\_temp\build" && "C:\Program Files\CMake\bin\cmake.exe" -E vs_link_dll --intdir=CMakeFiles\qclient.dir --rc=C:\PROGRA~2\WI3CF2~1\10\bin\100226~1.0\x64\rc.exe --mt=C:\PROGRA~2\WI3CF2~1\10\bin\100226~1.0\x64\mt.exe --manifests  -- C:\PROGRA~1\MICROS~2\2022\ENTERP~1\VC\Tools\MSVC\1434~1.319\bin\HostX64\x64\link.exe /nologo CMakeFiles\qclient.dir\qclient_autogen\mocs_compilation.cpp.obj CMakeFiles\qclient.dir\qclient.cpp.obj CMakeFiles\qclient.dir\src\qnode_response.cpp.obj CMakeFiles\qclient.dir\src\qnode_info.cpp.obj CMakeFiles\qclient.dir\src\qnode_tips.cpp.obj CMakeFiles\qclient.dir\src\qnode_blockId.cpp.obj CMakeFiles\qclient.dir\src\qnode_block.cpp.obj CMakeFiles\qclient.dir\src\qnode_outputs.cpp.obj  /out:qclient.dll /implib:qclient.lib /pdb:qclient.pdb /dll /version:0.0 /machine:x64 /INCREMENTAL:NO  /DEF:CMakeFiles\qclient.dir\.\exports.def  D:\a\Qclient-IOTA\Qt\6.5.0\msvc2019_64\lib\Qt6Network.lib  _deps\qblock-build\qblock.lib  _deps\qpow-build\qpow.lib  ws2_32.lib  _deps\qbigint-build\qbigint.lib  D:\a\Qclient-IOTA\Qt\6.5.0\msvc2019_64\lib\Qt6Core.lib  mpr.lib  userenv.lib  kernel32.lib user32.lib gdi32.lib winspool.lib shell32.lib ole32.lib oleaut32.lib uuid.lib comdlg32.lib advapi32.lib  && cd ."
        LINK: command "C:\PROGRA~1\MICROS~2\2022\ENTERP~1\VC\Tools\MSVC\1434~1.319\bin\HostX64\x64\link.exe /nologo CMakeFiles\qclient.dir\qclient_autogen\mocs_compilation.cpp.obj CMakeFiles\qclient.dir\qclient.cpp.obj CMakeFiles\qclient.dir\src\qnode_response.cpp.obj CMakeFiles\qclient.dir\src\qnode_info.cpp.obj CMakeFiles\qclient.dir\src\qnode_tips.cpp.obj CMakeFiles\qclient.dir\src\qnode_blockId.cpp.obj CMakeFiles\qclient.dir\src\qnode_block.cpp.obj CMakeFiles\qclient.dir\src\qnode_outputs.cpp.obj /out:qclient.dll /implib:qclient.lib /pdb:qclient.pdb /dll /version:0.0 /machine:x64 /INCREMENTAL:NO /DEF:CMakeFiles\qclient.dir\.\exports.def D:\a\Qclient-IOTA\Qt\6.5.0\msvc2019_64\lib\Qt6Network.lib _deps\qblock-build\qblock.lib _deps\qpow-build\qpow.lib ws2_32.lib _deps\qbigint-build\qbigint.lib D:\a\Qclient-IOTA\Qt\6.5.0\msvc2019_64\lib\Qt6Core.lib mpr.lib userenv.lib kernel32.lib user32.lib gdi32.lib winspool.lib shell32.lib ole32.lib oleaut32.lib uuid.lib comdlg32.lib advapi32.lib /MANIFEST /MANIFESTFILE:qclient.dll.manifest" failed (exit code 1120) with the following output:
           Creating library qclient.lib and object qclient.exp
        qclient.cpp.obj : error LNK2019: unresolved external symbol "public: static struct QMetaObject const qiota::qpow::nonceFinder::staticMetaObject" (?staticMetaObject@nonceFinder@qpow@qiota@@2UQMetaObject@@B) referenced in function "public: static class QMetaObject::Connection __cdecl QObject::connect<void (__cdecl qiota::qpow::nonceFinder::*)(void),class `public: __cdecl `public: __cdecl `public: void __cdecl qiota::Client::send_block(class qiota::qblocks::Block const &)'::`2'::<lambda_2>::operator()(void)const '::`2'::<lambda_1>::operator()(void)const '::`5'::<lambda_2> >(class qiota::qpow::nonceFinder const *,void (__cdecl qiota::qpow::nonceFinder::*)(void),class QObject const *,class `public: __cdecl `public: __cdecl `public: void __cdecl qiota::Client::send_block(class qiota::qblocks::Block const &)'::`2'::<lambda_2>::operator()(void)const '::`2'::<lambda_1>::operator()(void)const '::`5'::<lambda_2>,enum Qt::ConnectionType)" (??$connect@P8nonceFinder@qpow@qiota@@EAAXXZV<lambda_2>@?4???R<lambda_1>@?1???R4?1??send_block@Client@3@QEAAXAEBVBlock@qblocks@3@@Z@QEBA@XZ@QEBA@XZ@@QObject@@SA?AVConnection@QMetaObject@@PEBVnonceFinder@qpow@qiota@@P8345@EAAXXZPEBV0@V<lambda_2>@?4???R<lambda_1>@?1???R6?1??send_block@Client@5@QEAAXAEBVBlock@qblocks@5@@Z@QEBA@XZ@QEBA@XZ@W4ConnectionType@Qt@@@Z)
        
        qclient.dll : fatal error LNK1120: 1 unresolved externals
        
        [66/101] Building CXX object _deps\qslip10-build\CMakeFiles\qslip10.dir\qslip10.cpp.obj
        [67/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\seed.c.obj
        ninja: build stopped: subcommand failed.
        Error: Process completed with exit code 1.
        

        I believe is the same error than before.

        Christian EhrlicherC MesrineM 2 Replies Last reply
        0
        • MesrineM Mesrine

          @SGaist

          I tried on the shared library

          #include <QtCore/QtGlobal>
          
          #if defined(MYSHAREDLIB_LIBRARY)
          # define MYSHAREDLIB_EXPORT Q_DECL_EXPORT
          #else
          #define MYSHAREDLIB_EXPORT Q_DECL_IMPORT
          #endif
          namespace qiota{
          
          	namespace qpow {
          
          
          		class MYSHAREDLIB_EXPORT nonceFinder : public QObject
          		{
          			Q_OBJECT
          			public:
          

          in the cmakelist.txt of the shared library

          add_library(qpow include/pow/qpow.hpp qpow.cpp)
          target_compile_definitions(qpow PRIVATE MYSHAREDLIB_LIBRARY)
          

          As you can see on this commit
          This compiles the library in windows, linux, macos shared and static as before.

          I did the same for the client library as you can see for the
          comparison of the branch

          but this again fails for windows shared library as you can see form the workflow run with error

            cmake --build .
            shell: C:\Program Files\PowerShell\7\pwsh.EXE -command ". '{0}'"
            env:
              CommandPromptType: Native
              DevEnvDir: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\
              ExtensionSdkDir: C:\Program Files (x86)\Microsoft SDKs\Windows Kits\10\ExtensionSDKs
              EXTERNAL_INCLUDE: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\include;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\ATLMFC\include;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\VS\include;C:\Program Files (x86)\Windows Kits\10\include\10.0.22621.0\ucrt;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\um;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\shared;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\winrt;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\cppwinrt;C:\Program Files (x86)\Windows Kits\NETFXSDK\4.8\include\um
              Framework40Version: v4.0
              FrameworkDir: C:\Windows\Microsoft.NET\Framework64\
              FrameworkDir64: C:\Windows\Microsoft.NET\Framework64\
              FrameworkVersion: v4.0.30319
              FrameworkVersion64: v4.0.30319
              FSHARPINSTALLDIR: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\FSharp\Tools
              HTMLHelpDir: C:\Program Files (x86)\HTML Help Workshop
              INCLUDE: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\include;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\ATLMFC\include;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\VS\include;C:\Program Files (x86)\Windows Kits\10\include\10.0.22621.0\ucrt;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\um;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\shared;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\winrt;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\cppwinrt;C:\Program Files (x86)\Windows Kits\NETFXSDK\4.8\include\um
              is_x64_arch: true
              LIB: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\ATLMFC\lib\x64;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\lib\x64;C:\Program Files (x86)\Windows Kits\NETFXSDK\4.8\lib\um\x64;C:\Program Files (x86)\Windows Kits\10\lib\10.0.22621.0\ucrt\x64;C:\Program Files (x86)\Windows Kits\10\\lib\10.0.22621.0\\um\x64
              LIBPATH: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\ATLMFC\lib\x64;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\lib\x64;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\lib\x86\store\references;C:\Program Files (x86)\Windows Kits\10\UnionMetadata\10.0.22621.0;C:\Program Files (x86)\Windows Kits\10\References\10.0.22621.0;C:\Windows\Microsoft.NET\Framework64\v4.0.30319
              NETFXSDKDir: C:\Program Files (x86)\Windows Kits\NETFXSDK\4.8\
              Path: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\bin\HostX64\x64;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\VC\VCPackages;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\TestWindow;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Current\bin\Roslyn;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Team Tools\Performance Tools\x64;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Team Tools\Performance Tools;C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\x64\;C:\Program Files (x86)\HTML Help Workshop;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\FSharp\Tools;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\Extensions\Microsoft\CodeCoverage.Console;C:\Program Files (x86)\Windows Kits\10\bin\10.0.22621.0\\x64;C:\Program Files (x86)\Windows Kits\10\bin\\x64;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\\MSBuild\Current\Bin\amd64;C:\Windows\Microsoft.NET\Framework64\v4.0.30319;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\Tools\;C:\Program Files\MongoDB\Server\5.0\bin;C:\aliyun-cli;C:\vcpkg;C:\Program Files (x86)\NSIS\;C:\tools\zstd;C:\Program Files\Mercurial\;C:\hostedtoolcache\windows\stack\2.9.3\x64;C:\cabal\bin;C:\\ghcup\bin;C:\Program Files\dotnet;C:\mysql\bin;C:\Program Files\R\R-4.3.0\bin\x64;C:\SeleniumWebDrivers\GeckoDriver;C:\Program Files (x86)\sbt\bin;C:\Program Files (x86)\GitHub CLI;C:\Program Files\Git\bin;C:\Program Files (x86)\pipx_bin;C:\npm\prefix;C:\hostedtoolcache\windows\go\1.20.4\x64\bin;C:\hostedtoolcache\windows\Python\3.9.13\x64\Scripts;C:\hostedtoolcache\windows\Python\3.9.13\x64;C:\hostedtoolcache\windows\Ruby\3.0.6\x64\bin;C:\Program Files\OpenSSL\bin;C:\tools\kotlinc\bin;C:\hostedtoolcache\windows\Java_Temurin-Hotspot_jdk\8.0.372-7\x64\bin;C:\Program Files\ImageMagick-7.1.1-Q16-HDRI;C:\Program Files (x86)\Microsoft SDKs\Azure\CLI2\wbin;C:\ProgramData\kind;C:\Program Files\Microsoft\jdk-11.0.16.101-hotspot\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Windows\System32\OpenSSH\;C:\Program Files\dotnet\;C:\ProgramData\Chocolatey\bin;C:\Program Files\PowerShell\7\;C:\Program Files\Microsoft\Web Platform Installer\;C:\Program Files\Microsoft SQL Server\Client SDK\ODBC\170\Tools\Binn\;C:\Program Files\Microsoft SQL Server\150\Tools\Binn\;C:\Strawberry\c\bin;C:\Strawberry\perl\site\bin;C:\Strawberry\perl\bin;C:\ProgramData\chocolatey\lib\pulumi\tools\Pulumi\bin;C:\Program Files\TortoiseSVN\bin;C:\Program Files\CMake\bin;C:\ProgramData\chocolatey\lib\maven\apache-maven-3.8.7\bin;C:\Program Files\Microsoft Service Fabric\bin\Fabric\Fabric.Code;C:\Program Files\Microsoft SDKs\Service Fabric\Tools\ServiceFabricLocalClusterManager;C:\Program Files\nodejs\;C:\Program Files\Git\cmd;C:\Program Files\Git\mingw64\bin;C:\Program Files\Git\usr\bin;C:\Program Files\GitHub CLI\;c:\tools\php;C:\SeleniumWebDrivers\ChromeDriver\;C:\SeleniumWebDrivers\EdgeDriver\;C:\Program Files\Amazon\AWSCLIV2\;C:\Program Files\Amazon\SessionManagerPlugin\bin\;C:\Program Files\Amazon\AWSSAMCLI\bin\;C:\Program Files\Microsoft SQL Server\130\Tools\Binn\;C:\Program Files\LLVM\bin;C:\Users\runneradmin\.dotnet\tools;C:\Users\runneradmin\.cargo\bin;C:\Users\runneradmin\AppData\Local\Microsoft\WindowsApps;C:\Program Files (x86)\Microsoft Visual Studio\Installer;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\Llvm\x64\bin;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\CMake\CMake\bin;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\CMake\Ninja;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\VC\Linux\bin\ConnectionManagerExe
              Platform: x64
              UCRTVersion: 10.0.22621.0
              UniversalCRTSdkDir: C:\Program Files (x86)\Windows Kits\10\
              VCIDEInstallDir: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\VC\
              VCINSTALLDIR: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\
              VCToolsInstallDir: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\
              VCToolsRedistDir: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Redist\MSVC\14.34.31931\
              VCToolsVersion: 14.34.31933
              VisualStudioVersion: 17.0
              VS170COMNTOOLS: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\Tools\
              VSCMD_ARG_app_plat: Desktop
              VSCMD_ARG_HOST_ARCH: x64
              VSCMD_ARG_TGT_ARCH: x64
              VSCMD_VER: 17.5.5
              VSINSTALLDIR: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\
              VSSDK150INSTALL: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VSSDK
              VSSDKINSTALL: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VSSDK
              WindowsLibPath: C:\Program Files (x86)\Windows Kits\10\UnionMetadata\10.0.22621.0;C:\Program Files (x86)\Windows Kits\10\References\10.0.22621.0
              WindowsSdkBinPath: C:\Program Files (x86)\Windows Kits\10\bin\
              WindowsSdkDir: C:\Program Files (x86)\Windows Kits\10\
              WindowsSDKLibVersion: 10.0.22621.0\
              WindowsSdkVerBinPath: C:\Program Files (x86)\Windows Kits\10\bin\10.0.22621.0\
              WindowsSDKVersion: 10.0.22621.0\
              WindowsSDK_ExecutablePath_x64: C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\x64\
              WindowsSDK_ExecutablePath_x86: C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\
              __DOTNET_ADD_64BIT: 1
              __DOTNET_PREFERRED_BITNESS: 64
              __VSCMD_PREINIT_PATH: C:\Program Files\MongoDB\Server\5.0\bin;C:\aliyun-cli;C:\vcpkg;C:\Program Files (x86)\NSIS\;C:\tools\zstd;C:\Program Files\Mercurial\;C:\hostedtoolcache\windows\stack\2.9.3\x64;C:\cabal\bin;C:\\ghcup\bin;C:\Program Files\dotnet;C:\mysql\bin;C:\Program Files\R\R-4.3.0\bin\x64;C:\SeleniumWebDrivers\GeckoDriver;C:\Program Files (x86)\sbt\bin;C:\Program Files (x86)\GitHub CLI;C:\Program Files\Git\bin;C:\Program Files (x86)\pipx_bin;C:\npm\prefix;C:\hostedtoolcache\windows\go\1.20.4\x64\bin;C:\hostedtoolcache\windows\Python\3.9.13\x64\Scripts;C:\hostedtoolcache\windows\Python\3.9.13\x64;C:\hostedtoolcache\windows\Ruby\3.0.6\x64\bin;C:\Program Files\OpenSSL\bin;C:\tools\kotlinc\bin;C:\hostedtoolcache\windows\Java_Temurin-Hotspot_jdk\8.0.372-7\x64\bin;C:\Program Files\ImageMagick-7.1.1-Q16-HDRI;C:\Program Files (x86)\Microsoft SDKs\Azure\CLI2\wbin;C:\ProgramData\kind;C:\Program Files\Microsoft\jdk-11.0.16.101-hotspot\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Windows\System32\OpenSSH\;C:\Program Files\dotnet\;C:\ProgramData\Chocolatey\bin;C:\Program Files\PowerShell\7\;C:\Program Files\Microsoft\Web Platform Installer\;C:\Program Files\Microsoft SQL Server\Client SDK\ODBC\170\Tools\Binn\;C:\Program Files\Microsoft SQL Server\150\Tools\Binn\;C:\Strawberry\c\bin;C:\Strawberry\perl\site\bin;C:\Strawberry\perl\bin;C:\ProgramData\chocolatey\lib\pulumi\tools\Pulumi\bin;C:\Program Files\TortoiseSVN\bin;C:\Program Files\CMake\bin;C:\ProgramData\chocolatey\lib\maven\apache-maven-3.8.7\bin;C:\Program Files\Microsoft Service Fabric\bin\Fabric\Fabric.Code;C:\Program Files\Microsoft SDKs\Service Fabric\Tools\ServiceFabricLocalClusterManager;C:\Program Files\nodejs\;C:\Program Files\Git\cmd;C:\Program Files\Git\mingw64\bin;C:\Program Files\Git\usr\bin;C:\Program Files\GitHub CLI\;c:\tools\php;C:\Program Files (x86)\sbt\bin;C:\SeleniumWebDrivers\ChromeDriver\;C:\SeleniumWebDrivers\EdgeDriver\;C:\Program Files\Amazon\AWSCLIV2\;C:\Program Files\Amazon\SessionManagerPlugin\bin\;C:\Program Files\Amazon\AWSSAMCLI\bin\;C:\Program Files\Microsoft SQL Server\130\Tools\Binn\;C:\Program Files\LLVM\bin;C:\Users\runneradmin\.dotnet\tools;C:\Users\runneradmin\.cargo\bin;C:\Users\runneradmin\AppData\Local\Microsoft\WindowsApps;C:\Program Files (x86)\Microsoft Visual Studio\Installer
              pythonLocation: C:\hostedtoolcache\windows\Python\3.11.3\x64
          [42/101] Building CXX object _deps\qed25519-build\CMakeFiles\qed25519.dir\qed25519.cpp.obj
          [43/101] Linking CXX shared library qbech32.dll
          [44/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\add_scalar.c.obj
          [45/101] Linking CXX shared library qpow.dll
          [46/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\fe.c.obj
          [47/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\ge.c.obj
          [48/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\key_exchange.c.obj
          [49/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\keypair.c.obj
          [50/101] Automatic MOC and UIC for target qclient
          [51/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\sc.c.obj
          [52/101] Building CXX object CMakeFiles\qclient.dir\qclient_autogen\mocs_compilation.cpp.obj
          [53/101] Building CXX object CMakeFiles\qclient.dir\qclient.cpp.obj
          [54/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_response.cpp.obj
          [55/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_info.cpp.obj
          [56/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_tips.cpp.obj
          [57/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_blockId.cpp.obj
          [58/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_block.cpp.obj
          [59/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_outputs.cpp.obj
          [60/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\sha512.c.obj
          [61/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\sign.c.obj
          [62/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\verify.c.obj
          [63/101] Automatic MOC and UIC for target qslip10
          [64/101] Building CXX object _deps\qslip10-build\CMakeFiles\qslip10.dir\qslip10_autogen\mocs_compilation.cpp.obj
          [65/101] Linking CXX shared library qclient.dll
          FAILED: qclient.dll qclient.lib 
          cmd.exe /C "cmd.exe /C ""C:\Program Files\CMake\bin\cmake.exe" -E __create_def D:\a\_temp\build\CMakeFiles\qclient.dir\.\exports.def D:\a\_temp\build\CMakeFiles\qclient.dir\.\exports.def.objs && cd D:\a\_temp\build" && "C:\Program Files\CMake\bin\cmake.exe" -E vs_link_dll --intdir=CMakeFiles\qclient.dir --rc=C:\PROGRA~2\WI3CF2~1\10\bin\100226~1.0\x64\rc.exe --mt=C:\PROGRA~2\WI3CF2~1\10\bin\100226~1.0\x64\mt.exe --manifests  -- C:\PROGRA~1\MICROS~2\2022\ENTERP~1\VC\Tools\MSVC\1434~1.319\bin\HostX64\x64\link.exe /nologo CMakeFiles\qclient.dir\qclient_autogen\mocs_compilation.cpp.obj CMakeFiles\qclient.dir\qclient.cpp.obj CMakeFiles\qclient.dir\src\qnode_response.cpp.obj CMakeFiles\qclient.dir\src\qnode_info.cpp.obj CMakeFiles\qclient.dir\src\qnode_tips.cpp.obj CMakeFiles\qclient.dir\src\qnode_blockId.cpp.obj CMakeFiles\qclient.dir\src\qnode_block.cpp.obj CMakeFiles\qclient.dir\src\qnode_outputs.cpp.obj  /out:qclient.dll /implib:qclient.lib /pdb:qclient.pdb /dll /version:0.0 /machine:x64 /INCREMENTAL:NO  /DEF:CMakeFiles\qclient.dir\.\exports.def  D:\a\Qclient-IOTA\Qt\6.5.0\msvc2019_64\lib\Qt6Network.lib  _deps\qblock-build\qblock.lib  _deps\qpow-build\qpow.lib  ws2_32.lib  _deps\qbigint-build\qbigint.lib  D:\a\Qclient-IOTA\Qt\6.5.0\msvc2019_64\lib\Qt6Core.lib  mpr.lib  userenv.lib  kernel32.lib user32.lib gdi32.lib winspool.lib shell32.lib ole32.lib oleaut32.lib uuid.lib comdlg32.lib advapi32.lib  && cd ."
          LINK: command "C:\PROGRA~1\MICROS~2\2022\ENTERP~1\VC\Tools\MSVC\1434~1.319\bin\HostX64\x64\link.exe /nologo CMakeFiles\qclient.dir\qclient_autogen\mocs_compilation.cpp.obj CMakeFiles\qclient.dir\qclient.cpp.obj CMakeFiles\qclient.dir\src\qnode_response.cpp.obj CMakeFiles\qclient.dir\src\qnode_info.cpp.obj CMakeFiles\qclient.dir\src\qnode_tips.cpp.obj CMakeFiles\qclient.dir\src\qnode_blockId.cpp.obj CMakeFiles\qclient.dir\src\qnode_block.cpp.obj CMakeFiles\qclient.dir\src\qnode_outputs.cpp.obj /out:qclient.dll /implib:qclient.lib /pdb:qclient.pdb /dll /version:0.0 /machine:x64 /INCREMENTAL:NO /DEF:CMakeFiles\qclient.dir\.\exports.def D:\a\Qclient-IOTA\Qt\6.5.0\msvc2019_64\lib\Qt6Network.lib _deps\qblock-build\qblock.lib _deps\qpow-build\qpow.lib ws2_32.lib _deps\qbigint-build\qbigint.lib D:\a\Qclient-IOTA\Qt\6.5.0\msvc2019_64\lib\Qt6Core.lib mpr.lib userenv.lib kernel32.lib user32.lib gdi32.lib winspool.lib shell32.lib ole32.lib oleaut32.lib uuid.lib comdlg32.lib advapi32.lib /MANIFEST /MANIFESTFILE:qclient.dll.manifest" failed (exit code 1120) with the following output:
             Creating library qclient.lib and object qclient.exp
          qclient.cpp.obj : error LNK2019: unresolved external symbol "public: static struct QMetaObject const qiota::qpow::nonceFinder::staticMetaObject" (?staticMetaObject@nonceFinder@qpow@qiota@@2UQMetaObject@@B) referenced in function "public: static class QMetaObject::Connection __cdecl QObject::connect<void (__cdecl qiota::qpow::nonceFinder::*)(void),class `public: __cdecl `public: __cdecl `public: void __cdecl qiota::Client::send_block(class qiota::qblocks::Block const &)'::`2'::<lambda_2>::operator()(void)const '::`2'::<lambda_1>::operator()(void)const '::`5'::<lambda_2> >(class qiota::qpow::nonceFinder const *,void (__cdecl qiota::qpow::nonceFinder::*)(void),class QObject const *,class `public: __cdecl `public: __cdecl `public: void __cdecl qiota::Client::send_block(class qiota::qblocks::Block const &)'::`2'::<lambda_2>::operator()(void)const '::`2'::<lambda_1>::operator()(void)const '::`5'::<lambda_2>,enum Qt::ConnectionType)" (??$connect@P8nonceFinder@qpow@qiota@@EAAXXZV<lambda_2>@?4???R<lambda_1>@?1???R4?1??send_block@Client@3@QEAAXAEBVBlock@qblocks@3@@Z@QEBA@XZ@QEBA@XZ@@QObject@@SA?AVConnection@QMetaObject@@PEBVnonceFinder@qpow@qiota@@P8345@EAAXXZPEBV0@V<lambda_2>@?4???R<lambda_1>@?1???R6?1??send_block@Client@5@QEAAXAEBVBlock@qblocks@5@@Z@QEBA@XZ@QEBA@XZ@W4ConnectionType@Qt@@@Z)
          
          qclient.dll : fatal error LNK1120: 1 unresolved externals
          
          [66/101] Building CXX object _deps\qslip10-build\CMakeFiles\qslip10.dir\qslip10.cpp.obj
          [67/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\seed.c.obj
          ninja: build stopped: subcommand failed.
          Error: Process completed with exit code 1.
          

          I believe is the same error than before.

          Christian EhrlicherC Online
          Christian EhrlicherC Online
          Christian Ehrlicher
          Lifetime Qt Champion
          wrote on last edited by
          #29

          I don't see the include of the generated moc file 'moc_qpow.h' in your code.

          Qt Online Installer direct download: https://download.qt.io/official_releases/online_installers/
          Visit the Qt Academy at https://academy.qt.io/catalog

          MesrineM 1 Reply Last reply
          0
          • Christian EhrlicherC Christian Ehrlicher

            I don't see the include of the generated moc file 'moc_qpow.h' in your code.

            MesrineM Offline
            MesrineM Offline
            Mesrine
            wrote on last edited by
            #30

            @Christian-Ehrlicher
            Where should i put this on qpow.cpp?

            Christian EhrlicherC 1 Reply Last reply
            0
            • MesrineM Mesrine

              @Christian-Ehrlicher
              Where should i put this on qpow.cpp?

              Christian EhrlicherC Online
              Christian EhrlicherC Online
              Christian Ehrlicher
              Lifetime Qt Champion
              wrote on last edited by
              #31

              @Mesrine doesn't matter - includes should go to the top.

              Qt Online Installer direct download: https://download.qt.io/official_releases/online_installers/
              Visit the Qt Academy at https://academy.qt.io/catalog

              1 Reply Last reply
              0
              • MesrineM Mesrine

                @SGaist

                I tried on the shared library

                #include <QtCore/QtGlobal>
                
                #if defined(MYSHAREDLIB_LIBRARY)
                # define MYSHAREDLIB_EXPORT Q_DECL_EXPORT
                #else
                #define MYSHAREDLIB_EXPORT Q_DECL_IMPORT
                #endif
                namespace qiota{
                
                	namespace qpow {
                
                
                		class MYSHAREDLIB_EXPORT nonceFinder : public QObject
                		{
                			Q_OBJECT
                			public:
                

                in the cmakelist.txt of the shared library

                add_library(qpow include/pow/qpow.hpp qpow.cpp)
                target_compile_definitions(qpow PRIVATE MYSHAREDLIB_LIBRARY)
                

                As you can see on this commit
                This compiles the library in windows, linux, macos shared and static as before.

                I did the same for the client library as you can see for the
                comparison of the branch

                but this again fails for windows shared library as you can see form the workflow run with error

                  cmake --build .
                  shell: C:\Program Files\PowerShell\7\pwsh.EXE -command ". '{0}'"
                  env:
                    CommandPromptType: Native
                    DevEnvDir: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\
                    ExtensionSdkDir: C:\Program Files (x86)\Microsoft SDKs\Windows Kits\10\ExtensionSDKs
                    EXTERNAL_INCLUDE: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\include;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\ATLMFC\include;C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\VS\include;C:\Program Files (x86)\Windows Kits\10\include\10.0.22621.0\ucrt;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\um;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\shared;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\winrt;C:\Program Files (x86)\Windows Kits\10\\include\10.0.22621.0\\cppwinrt;C:\Program Files (x86)\Windows Kits\NETFXSDK\4.8\include\um
                    Framework40Version: v4.0
                    FrameworkDir: C:\Windows\Microsoft.NET\Framework64\
                    FrameworkDir64: C:\Windows\Microsoft.NET\Framework64\
                    FrameworkVersion: v4.0.30319
                    FrameworkVersion64: v4.0.30319
                    FSHARPINSTALLDIR: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\FSharp\Tools
                    HTMLHelpDir: C:\Program Files (x86)\HTML Help Workshop
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                    Platform: x64
                    UCRTVersion: 10.0.22621.0
                    UniversalCRTSdkDir: C:\Program Files (x86)\Windows Kits\10\
                    VCIDEInstallDir: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\VC\
                    VCINSTALLDIR: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\
                    VCToolsInstallDir: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.34.31933\
                    VCToolsRedistDir: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Redist\MSVC\14.34.31931\
                    VCToolsVersion: 14.34.31933
                    VisualStudioVersion: 17.0
                    VS170COMNTOOLS: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\Tools\
                    VSCMD_ARG_app_plat: Desktop
                    VSCMD_ARG_HOST_ARCH: x64
                    VSCMD_ARG_TGT_ARCH: x64
                    VSCMD_VER: 17.5.5
                    VSINSTALLDIR: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\
                    VSSDK150INSTALL: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VSSDK
                    VSSDKINSTALL: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VSSDK
                    WindowsLibPath: C:\Program Files (x86)\Windows Kits\10\UnionMetadata\10.0.22621.0;C:\Program Files (x86)\Windows Kits\10\References\10.0.22621.0
                    WindowsSdkBinPath: C:\Program Files (x86)\Windows Kits\10\bin\
                    WindowsSdkDir: C:\Program Files (x86)\Windows Kits\10\
                    WindowsSDKLibVersion: 10.0.22621.0\
                    WindowsSdkVerBinPath: C:\Program Files (x86)\Windows Kits\10\bin\10.0.22621.0\
                    WindowsSDKVersion: 10.0.22621.0\
                    WindowsSDK_ExecutablePath_x64: C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\x64\
                    WindowsSDK_ExecutablePath_x86: C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\
                    __DOTNET_ADD_64BIT: 1
                    __DOTNET_PREFERRED_BITNESS: 64
                    __VSCMD_PREINIT_PATH: C:\Program Files\MongoDB\Server\5.0\bin;C:\aliyun-cli;C:\vcpkg;C:\Program Files (x86)\NSIS\;C:\tools\zstd;C:\Program Files\Mercurial\;C:\hostedtoolcache\windows\stack\2.9.3\x64;C:\cabal\bin;C:\\ghcup\bin;C:\Program Files\dotnet;C:\mysql\bin;C:\Program Files\R\R-4.3.0\bin\x64;C:\SeleniumWebDrivers\GeckoDriver;C:\Program Files (x86)\sbt\bin;C:\Program Files (x86)\GitHub CLI;C:\Program Files\Git\bin;C:\Program Files (x86)\pipx_bin;C:\npm\prefix;C:\hostedtoolcache\windows\go\1.20.4\x64\bin;C:\hostedtoolcache\windows\Python\3.9.13\x64\Scripts;C:\hostedtoolcache\windows\Python\3.9.13\x64;C:\hostedtoolcache\windows\Ruby\3.0.6\x64\bin;C:\Program Files\OpenSSL\bin;C:\tools\kotlinc\bin;C:\hostedtoolcache\windows\Java_Temurin-Hotspot_jdk\8.0.372-7\x64\bin;C:\Program Files\ImageMagick-7.1.1-Q16-HDRI;C:\Program Files (x86)\Microsoft SDKs\Azure\CLI2\wbin;C:\ProgramData\kind;C:\Program Files\Microsoft\jdk-11.0.16.101-hotspot\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Windows\System32\OpenSSH\;C:\Program Files\dotnet\;C:\ProgramData\Chocolatey\bin;C:\Program Files\PowerShell\7\;C:\Program Files\Microsoft\Web Platform Installer\;C:\Program Files\Microsoft SQL Server\Client SDK\ODBC\170\Tools\Binn\;C:\Program Files\Microsoft SQL Server\150\Tools\Binn\;C:\Strawberry\c\bin;C:\Strawberry\perl\site\bin;C:\Strawberry\perl\bin;C:\ProgramData\chocolatey\lib\pulumi\tools\Pulumi\bin;C:\Program Files\TortoiseSVN\bin;C:\Program Files\CMake\bin;C:\ProgramData\chocolatey\lib\maven\apache-maven-3.8.7\bin;C:\Program Files\Microsoft Service Fabric\bin\Fabric\Fabric.Code;C:\Program Files\Microsoft SDKs\Service Fabric\Tools\ServiceFabricLocalClusterManager;C:\Program Files\nodejs\;C:\Program Files\Git\cmd;C:\Program Files\Git\mingw64\bin;C:\Program Files\Git\usr\bin;C:\Program Files\GitHub CLI\;c:\tools\php;C:\Program Files (x86)\sbt\bin;C:\SeleniumWebDrivers\ChromeDriver\;C:\SeleniumWebDrivers\EdgeDriver\;C:\Program Files\Amazon\AWSCLIV2\;C:\Program Files\Amazon\SessionManagerPlugin\bin\;C:\Program Files\Amazon\AWSSAMCLI\bin\;C:\Program Files\Microsoft SQL Server\130\Tools\Binn\;C:\Program Files\LLVM\bin;C:\Users\runneradmin\.dotnet\tools;C:\Users\runneradmin\.cargo\bin;C:\Users\runneradmin\AppData\Local\Microsoft\WindowsApps;C:\Program Files (x86)\Microsoft Visual Studio\Installer
                    pythonLocation: C:\hostedtoolcache\windows\Python\3.11.3\x64
                [42/101] Building CXX object _deps\qed25519-build\CMakeFiles\qed25519.dir\qed25519.cpp.obj
                [43/101] Linking CXX shared library qbech32.dll
                [44/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\add_scalar.c.obj
                [45/101] Linking CXX shared library qpow.dll
                [46/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\fe.c.obj
                [47/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\ge.c.obj
                [48/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\key_exchange.c.obj
                [49/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\keypair.c.obj
                [50/101] Automatic MOC and UIC for target qclient
                [51/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\sc.c.obj
                [52/101] Building CXX object CMakeFiles\qclient.dir\qclient_autogen\mocs_compilation.cpp.obj
                [53/101] Building CXX object CMakeFiles\qclient.dir\qclient.cpp.obj
                [54/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_response.cpp.obj
                [55/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_info.cpp.obj
                [56/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_tips.cpp.obj
                [57/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_blockId.cpp.obj
                [58/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_block.cpp.obj
                [59/101] Building CXX object CMakeFiles\qclient.dir\src\qnode_outputs.cpp.obj
                [60/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\sha512.c.obj
                [61/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\sign.c.obj
                [62/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\verify.c.obj
                [63/101] Automatic MOC and UIC for target qslip10
                [64/101] Building CXX object _deps\qslip10-build\CMakeFiles\qslip10.dir\qslip10_autogen\mocs_compilation.cpp.obj
                [65/101] Linking CXX shared library qclient.dll
                FAILED: qclient.dll qclient.lib 
                cmd.exe /C "cmd.exe /C ""C:\Program Files\CMake\bin\cmake.exe" -E __create_def D:\a\_temp\build\CMakeFiles\qclient.dir\.\exports.def D:\a\_temp\build\CMakeFiles\qclient.dir\.\exports.def.objs && cd D:\a\_temp\build" && "C:\Program Files\CMake\bin\cmake.exe" -E vs_link_dll --intdir=CMakeFiles\qclient.dir --rc=C:\PROGRA~2\WI3CF2~1\10\bin\100226~1.0\x64\rc.exe --mt=C:\PROGRA~2\WI3CF2~1\10\bin\100226~1.0\x64\mt.exe --manifests  -- C:\PROGRA~1\MICROS~2\2022\ENTERP~1\VC\Tools\MSVC\1434~1.319\bin\HostX64\x64\link.exe /nologo CMakeFiles\qclient.dir\qclient_autogen\mocs_compilation.cpp.obj CMakeFiles\qclient.dir\qclient.cpp.obj CMakeFiles\qclient.dir\src\qnode_response.cpp.obj CMakeFiles\qclient.dir\src\qnode_info.cpp.obj CMakeFiles\qclient.dir\src\qnode_tips.cpp.obj CMakeFiles\qclient.dir\src\qnode_blockId.cpp.obj CMakeFiles\qclient.dir\src\qnode_block.cpp.obj CMakeFiles\qclient.dir\src\qnode_outputs.cpp.obj  /out:qclient.dll /implib:qclient.lib /pdb:qclient.pdb /dll /version:0.0 /machine:x64 /INCREMENTAL:NO  /DEF:CMakeFiles\qclient.dir\.\exports.def  D:\a\Qclient-IOTA\Qt\6.5.0\msvc2019_64\lib\Qt6Network.lib  _deps\qblock-build\qblock.lib  _deps\qpow-build\qpow.lib  ws2_32.lib  _deps\qbigint-build\qbigint.lib  D:\a\Qclient-IOTA\Qt\6.5.0\msvc2019_64\lib\Qt6Core.lib  mpr.lib  userenv.lib  kernel32.lib user32.lib gdi32.lib winspool.lib shell32.lib ole32.lib oleaut32.lib uuid.lib comdlg32.lib advapi32.lib  && cd ."
                LINK: command "C:\PROGRA~1\MICROS~2\2022\ENTERP~1\VC\Tools\MSVC\1434~1.319\bin\HostX64\x64\link.exe /nologo CMakeFiles\qclient.dir\qclient_autogen\mocs_compilation.cpp.obj CMakeFiles\qclient.dir\qclient.cpp.obj CMakeFiles\qclient.dir\src\qnode_response.cpp.obj CMakeFiles\qclient.dir\src\qnode_info.cpp.obj CMakeFiles\qclient.dir\src\qnode_tips.cpp.obj CMakeFiles\qclient.dir\src\qnode_blockId.cpp.obj CMakeFiles\qclient.dir\src\qnode_block.cpp.obj CMakeFiles\qclient.dir\src\qnode_outputs.cpp.obj /out:qclient.dll /implib:qclient.lib /pdb:qclient.pdb /dll /version:0.0 /machine:x64 /INCREMENTAL:NO /DEF:CMakeFiles\qclient.dir\.\exports.def D:\a\Qclient-IOTA\Qt\6.5.0\msvc2019_64\lib\Qt6Network.lib _deps\qblock-build\qblock.lib _deps\qpow-build\qpow.lib ws2_32.lib _deps\qbigint-build\qbigint.lib D:\a\Qclient-IOTA\Qt\6.5.0\msvc2019_64\lib\Qt6Core.lib mpr.lib userenv.lib kernel32.lib user32.lib gdi32.lib winspool.lib shell32.lib ole32.lib oleaut32.lib uuid.lib comdlg32.lib advapi32.lib /MANIFEST /MANIFESTFILE:qclient.dll.manifest" failed (exit code 1120) with the following output:
                   Creating library qclient.lib and object qclient.exp
                qclient.cpp.obj : error LNK2019: unresolved external symbol "public: static struct QMetaObject const qiota::qpow::nonceFinder::staticMetaObject" (?staticMetaObject@nonceFinder@qpow@qiota@@2UQMetaObject@@B) referenced in function "public: static class QMetaObject::Connection __cdecl QObject::connect<void (__cdecl qiota::qpow::nonceFinder::*)(void),class `public: __cdecl `public: __cdecl `public: void __cdecl qiota::Client::send_block(class qiota::qblocks::Block const &)'::`2'::<lambda_2>::operator()(void)const '::`2'::<lambda_1>::operator()(void)const '::`5'::<lambda_2> >(class qiota::qpow::nonceFinder const *,void (__cdecl qiota::qpow::nonceFinder::*)(void),class QObject const *,class `public: __cdecl `public: __cdecl `public: void __cdecl qiota::Client::send_block(class qiota::qblocks::Block const &)'::`2'::<lambda_2>::operator()(void)const '::`2'::<lambda_1>::operator()(void)const '::`5'::<lambda_2>,enum Qt::ConnectionType)" (??$connect@P8nonceFinder@qpow@qiota@@EAAXXZV<lambda_2>@?4???R<lambda_1>@?1???R4?1??send_block@Client@3@QEAAXAEBVBlock@qblocks@3@@Z@QEBA@XZ@QEBA@XZ@@QObject@@SA?AVConnection@QMetaObject@@PEBVnonceFinder@qpow@qiota@@P8345@EAAXXZPEBV0@V<lambda_2>@?4???R<lambda_1>@?1???R6?1??send_block@Client@5@QEAAXAEBVBlock@qblocks@5@@Z@QEBA@XZ@QEBA@XZ@W4ConnectionType@Qt@@@Z)
                
                qclient.dll : fatal error LNK1120: 1 unresolved externals
                
                [66/101] Building CXX object _deps\qslip10-build\CMakeFiles\qslip10.dir\qslip10.cpp.obj
                [67/101] Building C object _deps\qed25519-build\CMakeFiles\qed25519.dir\src\seed.c.obj
                ninja: build stopped: subcommand failed.
                Error: Process completed with exit code 1.
                

                I believe is the same error than before.

                MesrineM Offline
                MesrineM Offline
                Mesrine
                wrote on last edited by Mesrine
                #32

                @Mesrine

                I have checked the moc produced source in windows
                The file is inside build/qpow_autogen/652RYH7CFW/moc_qpow.cpp and the symbol the linker is complaining is defined like this:

                Q_CONSTINIT const QMetaObject qiota::qpow::nonceFinder::staticMetaObject = { {
                    QMetaObject::SuperData::link<QObject::staticMetaObject>(),
                    qt_meta_stringdata_CLASSqiotaSCOPEqpowSCOPEnonceFinderENDCLASS.offsetsAndSizes,
                    qt_meta_data_CLASSqiotaSCOPEqpowSCOPEnonceFinderENDCLASS,
                    qt_static_metacall,
                    nullptr,
                    qt_incomplete_metaTypeArray<qt_meta_stringdata_CLASSqiotaSCOPEqpowSCOPEnonceFinderENDCLASS_t,
                        // Q_OBJECT / Q_GADGET
                        QtPrivate::TypeAndForceComplete<nonceFinder, std::true_type>,
                        // method 'nonce_found'
                        QtPrivate::TypeAndForceComplete<void, std::false_type>,
                        QtPrivate::TypeAndForceComplete<quint64, std::false_type>,
                        // method 'nonce_not_found'
                        QtPrivate::TypeAndForceComplete<void, std::false_type>
                    >,
                    nullptr
                } };
                

                Due to the fact that the linker only complains when building shared library on windows and i have also tried

                #include "qpow.moc"
                

                on the class source giving me the same error.
                Could it be that moc is not exporting the symbol for windows(like using Q_DECL_EXPORT and Q_DECL_IMPORT in the definition) ?

                MesrineM 1 Reply Last reply
                0
                • MesrineM Mesrine

                  @Mesrine

                  I have checked the moc produced source in windows
                  The file is inside build/qpow_autogen/652RYH7CFW/moc_qpow.cpp and the symbol the linker is complaining is defined like this:

                  Q_CONSTINIT const QMetaObject qiota::qpow::nonceFinder::staticMetaObject = { {
                      QMetaObject::SuperData::link<QObject::staticMetaObject>(),
                      qt_meta_stringdata_CLASSqiotaSCOPEqpowSCOPEnonceFinderENDCLASS.offsetsAndSizes,
                      qt_meta_data_CLASSqiotaSCOPEqpowSCOPEnonceFinderENDCLASS,
                      qt_static_metacall,
                      nullptr,
                      qt_incomplete_metaTypeArray<qt_meta_stringdata_CLASSqiotaSCOPEqpowSCOPEnonceFinderENDCLASS_t,
                          // Q_OBJECT / Q_GADGET
                          QtPrivate::TypeAndForceComplete<nonceFinder, std::true_type>,
                          // method 'nonce_found'
                          QtPrivate::TypeAndForceComplete<void, std::false_type>,
                          QtPrivate::TypeAndForceComplete<quint64, std::false_type>,
                          // method 'nonce_not_found'
                          QtPrivate::TypeAndForceComplete<void, std::false_type>
                      >,
                      nullptr
                  } };
                  

                  Due to the fact that the linker only complains when building shared library on windows and i have also tried

                  #include "qpow.moc"
                  

                  on the class source giving me the same error.
                  Could it be that moc is not exporting the symbol for windows(like using Q_DECL_EXPORT and Q_DECL_IMPORT in the definition) ?

                  MesrineM Offline
                  MesrineM Offline
                  Mesrine
                  wrote on last edited by Mesrine
                  #33

                  @Mesrine
                  So the QObject macro will expand in my class and declare the missing symbol on my class header file like

                  public: static struct QMetaObject const qiota::qpow::WorkerThread::staticMetaObject.
                  

                  This symbol is then defined in the moc generated sources that can be included on the class source file or the resulting .obj can be linked to the library.

                  But the thing is that the expansion of QObject in my class maybe do not put

                  public: 
                  Q_DECL_EXPORT(Q_DECL_IMPORT) static struct QMetaObject const qiota::qpow::WorkerThread::staticMetaObject.
                  

                  So the symbol is not correctly (exported)imported for windows shared.
                  Is this reasoning correct?

                  MesrineM 1 Reply Last reply
                  0
                  • MesrineM Mesrine

                    @Mesrine
                    So the QObject macro will expand in my class and declare the missing symbol on my class header file like

                    public: static struct QMetaObject const qiota::qpow::WorkerThread::staticMetaObject.
                    

                    This symbol is then defined in the moc generated sources that can be included on the class source file or the resulting .obj can be linked to the library.

                    But the thing is that the expansion of QObject in my class maybe do not put

                    public: 
                    Q_DECL_EXPORT(Q_DECL_IMPORT) static struct QMetaObject const qiota::qpow::WorkerThread::staticMetaObject.
                    

                    So the symbol is not correctly (exported)imported for windows shared.
                    Is this reasoning correct?

                    MesrineM Offline
                    MesrineM Offline
                    Mesrine
                    wrote on last edited by
                    #34

                    @Mesrine
                    You can see a much simpler reproducible example of the issue here

                    Christian EhrlicherC 1 Reply Last reply
                    0
                    • MesrineM Mesrine

                      @Mesrine
                      You can see a much simpler reproducible example of the issue here

                      Christian EhrlicherC Online
                      Christian EhrlicherC Online
                      Christian Ehrlicher
                      Lifetime Qt Champion
                      wrote on last edited by
                      #35

                      And even there I don't see where you include "moc_foo.cpp" for AUTOMOC or do the moc by yourself anywhere.

                      Qt Online Installer direct download: https://download.qt.io/official_releases/online_installers/
                      Visit the Qt Academy at https://academy.qt.io/catalog

                      MesrineM 2 Replies Last reply
                      0
                      • Christian EhrlicherC Christian Ehrlicher

                        And even there I don't see where you include "moc_foo.cpp" for AUTOMOC or do the moc by yourself anywhere.

                        MesrineM Offline
                        MesrineM Offline
                        Mesrine
                        wrote on last edited by Mesrine
                        #36

                        @Christian-Ehrlicher
                        According to qt I do not need to include the header moc files when using cmake.
                        I will try and let you know.

                        MesrineM 1 Reply Last reply
                        0
                        • MesrineM Mesrine

                          @Christian-Ehrlicher
                          According to qt I do not need to include the header moc files when using cmake.
                          I will try and let you know.

                          MesrineM Offline
                          MesrineM Offline
                          Mesrine
                          wrote on last edited by Mesrine
                          #37

                          @Mesrine
                          As maybe you can see the build fail with the same error.
                          But you can check now that the files are included.

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                          • Christian EhrlicherC Christian Ehrlicher

                            And even there I don't see where you include "moc_foo.cpp" for AUTOMOC or do the moc by yourself anywhere.

                            MesrineM Offline
                            MesrineM Offline
                            Mesrine
                            wrote on last edited by
                            #38

                            @Christian-Ehrlicher
                            The Automoc is done automatically
                            as i have added in CMakeLists.txt

                            qt_standard_project_setup()
                            

                            that this set AUTOMOC variable ON.

                            Christian EhrlicherC JoeCFDJ 2 Replies Last reply
                            0
                            • MesrineM Mesrine

                              @Christian-Ehrlicher
                              The Automoc is done automatically
                              as i have added in CMakeLists.txt

                              qt_standard_project_setup()
                              

                              that this set AUTOMOC variable ON.

                              Christian EhrlicherC Online
                              Christian EhrlicherC Online
                              Christian Ehrlicher
                              Lifetime Qt Champion
                              wrote on last edited by
                              #39

                              I did not see (and not use by myself) qt_standard_project_setup() so you're correct with the automoc.

                              You use the same define for the export definition for both libraries - how should this work?

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                              MesrineM 1 Reply Last reply
                              1
                              • MesrineM Mesrine

                                @Christian-Ehrlicher
                                The Automoc is done automatically
                                as i have added in CMakeLists.txt

                                qt_standard_project_setup()
                                

                                that this set AUTOMOC variable ON.

                                JoeCFDJ Offline
                                JoeCFDJ Offline
                                JoeCFD
                                wrote on last edited by JoeCFD
                                #40

                                @Mesrine

                                your libA uses libB. libA imports libB. So do not define WINDOWS_SHAREDLIB in libA
                                target_compile_definitions(libA PRIVATE WINDOWS_SHAREDLIB) <= can not have this one?

                                #if defined(WINDOWS_SHAREDLIB)
                                # define SHAREDLIB_EXPORT Q_DECL_EXPORT
                                #else
                                #define SHAREDLIB_EXPORT Q_DECL_IMPORT  <===libA needs this one if WINDOWS_SHAREDLIB is not defined.
                                #endif
                                
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                                1
                                • Christian EhrlicherC Christian Ehrlicher

                                  I did not see (and not use by myself) qt_standard_project_setup() so you're correct with the automoc.

                                  You use the same define for the export definition for both libraries - how should this work?

                                  MesrineM Offline
                                  MesrineM Offline
                                  Mesrine
                                  wrote on last edited by Mesrine
                                  #41

                                  @Christian-Ehrlicher
                                  Thats a good point. Thanks!
                                  Using the same definition for both libraries if not included correctly the headers could define the export on the symbol that should have an import statement.

                                  This is not completely clear to me so Let me try.
                                  I let you know :).

                                  Yes, that was the problem. Many thanks.

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                                  • MesrineM Mesrine has marked this topic as solved on

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