[Kst] Re: The crash when using a gsl-based fit plugin: possible solution

[Peter Kümmel]

On 19.03.2011 13:54, Nicolas Brisset wrote:
>> It's not difficult to add such options but I don't think it will fix
>> it, or have you tried?
> I haven't tried anything yet, just read some.
>
>> The bug report you mentioned is about build time because resolving all
>> files was required by --as-needed.
>>
>> But you have a runtime error.
>>
>> Does 'ldd' list libgslcblas.so when you call it on a gsl plugin?
> No:
> nicolas at linux-cwbq:~/Code/kst_cmake/qtcreator-build/debug/build/lib/kst2/plugins>  ldd libkst_fits_polynomial_weighted.so
>          linux-gate.so.1 =>   (0xffffe000)
>          libkstcore.so.2 =>  /media/linux2/Code/kst_cmake/qtcreator-build/debug/build/lib/libkstcore.so.2 (0xb767c000)
>          libkstmath.so.2 =>  /media/linux2/Code/kst_cmake/qtcreator-build/debug/build/lib/libkstmath.so.2 (0xb758e000)
>          libkstwidgets.so.2 =>  /media/linux2/Code/kst_cmake/qtcreator-build/debug/build/lib/libkstwidgets.so.2 (0xb74fd000)
>          libQtCore.so.4 =>  /usr/lib/libQtCore.so.4 (0xb7233000)
>          libQtGui.so.4 =>  /usr/lib/libQtGui.so.4 (0xb676c000)
>          libQtXml.so.4 =>  /usr/lib/libQtXml.so.4 (0xb6729000)
>          libQtOpenGL.so.4 =>  /usr/lib/libQtOpenGL.so.4 (0xb6637000)
>          libQtSvg.so.4 =>  /usr/lib/libQtSvg.so.4 (0xb65e0000)
>          libgsl.so.0 =>  /usr/lib/libgsl.so.0 (0xb63cb000)
>          libstdc++.so.6 =>  /usr/lib/libstdc++.so.6 (0xb62da000)
>          libm.so.6 =>  /lib/libm.so.6 (0xb62b0000)
>          libgcc_s.so.1 =>  /lib/libgcc_s.so.1 (0xb6292000)
>          libc.so.6 =>  /lib/libc.so.6 (0xb6127000)
>          librt.so.1 =>  /lib/librt.so.1 (0xb611d000)
>          libpthread.so.0 =>  /lib/libpthread.so.0 (0xb6101000)
>          libz.so.1 =>  /lib/libz.so.1 (0xb60ed000)
>          libdl.so.2 =>  /lib/libdl.so.2 (0xb60e8000)
>          libgthread-2.0.so.0 =>  /usr/lib/libgthread-2.0.so.0 (0xb60e2000)
>          libglib-2.0.so.0 =>  /usr/lib/libglib-2.0.so.0 (0xb5ffc000)
>          libpng14.so.14 =>  /usr/lib/libpng14.so.14 (0xb5fcf000)
>          libfreetype.so.6 =>  /usr/lib/libfreetype.so.6 (0xb5f48000)
>          libgobject-2.0.so.0 =>  /usr/lib/libgobject-2.0.so.0 (0xb5eff000)
>          libSM.so.6 =>  /usr/lib/libSM.so.6 (0xb5ef6000)
>          libICE.so.6 =>  /usr/lib/libICE.so.6 (0xb5edb000)
>          libXi.so.6 =>  /usr/lib/libXi.so.6 (0xb5eca000)
>          libXrender.so.1 =>  /usr/lib/libXrender.so.1 (0xb5ebf000)
>          libXrandr.so.2 =>  /usr/lib/libXrandr.so.2 (0xb5eb6000)
>          libXfixes.so.3 =>  /usr/lib/libXfixes.so.3 (0xb5eb0000)
>          libXcursor.so.1 =>  /usr/lib/libXcursor.so.1 (0xb5ea4000)
>          libXinerama.so.1 =>  /usr/lib/libXinerama.so.1 (0xb5ea0000)
>          libfontconfig.so.1 =>  /usr/lib/libfontconfig.so.1 (0xb5e69000)
>          libXext.so.6 =>  /usr/lib/libXext.so.6 (0xb5e57000)
>          libX11.so.6 =>  /usr/lib/libX11.so.6 (0xb5d1c000)
>          libGL.so.1 =>  /usr/lib/libGL.so.1 (0xb5cb8000)
>          /lib/ld-linux.so.2 (0xb773d000)
>          libpcre.so.0 =>  /lib/libpcre.so.0 (0xb5c88000)
>          libuuid.so.1 =>  /lib/libuuid.so.1 (0xb5c82000)
>          libexpat.so.1 =>  /lib/libexpat.so.1 (0xb5c58000)
>          libxcb.so.1 =>  /usr/lib/libxcb.so.1 (0xb5c38000)
>          libXxf86vm.so.1 =>  /usr/lib/libXxf86vm.so.1 (0xb5c32000)
>          libXdamage.so.1 =>  /usr/lib/libXdamage.so.1 (0xb5c2d000)
>          libdrm.so.2 =>  /usr/lib/libdrm.so.2 (0xb5c20000)
>          libXau.so.6 =>  /usr/lib/libXau.so.6 (0xb5c1c000)
>
> That sounds like an issue indeed.
>
>
>> Here on Ubuntu we link against cblas:
>> -- Found Gsl:
>> --      includes : /usr/include/gsl;/usr/include/gsl/..
>> --      libraries:
>> /usr/lib/libgsl.so;/usr/lib/libgslcblas.so;/usr/lib/libm.so
>>
>> Could you check the output of your cmake.
> -- Found Gsl:
> --      includes : /usr/include/gsl;/usr/include/gsl/..
> --      libraries: /usr/lib/libgsl.so;/usr/lib/libm.so
>
> Ok, so what would be the next step?

We have to fix FindGsl.cmake. It must also check for cblas.

>
> Nicolas
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