[Therion] First compilation of Therion in Ubuntu 16.04

[Stacho Mudrak]

Hello,

I think that using libvtk6-dev (instead of libvtk-dev) would work without
modification of Makefile.

S.

On 20 February 2017 at 22:29, Rodrigo Severo via Therion <therion at speleo.sk>
wrote:

> 2017-02-20 15:39 GMT-03:00 Rodrigo Severo <rodrigo at fabricadeideias.com>:
>
>>
>> I'm trying to compile Therion (sources from github) on Ubuntu 16.04 for
>> the first time.
>>
>> After installing several missing libraries I'm getting the following
>> error:
>>
>> make[1]: Entering directory '/home/rodrigo/devel/therion/loch'
>> c++ -o ./loch -Wall ./lxR2P.o ./lxTR.o ./lxOGLFT.o ./lxSetup.o
>> ./lxRender.o ./lxWX.o ./lxImgIO.o ./lxLRUD.o ./lxFile.o ./lxSTree.o
>> ./lxData.o ./lxMath.o ./lxSView.o ./lxSScene.o ./lxGUI.o ./lxGLC.o
>> ./lxOptDlg.o ./lxAboutDlg.o ./lxPres.o ./img.o -lwx_gtk2u_gl-3.0
>> -L/usr/lib/x86_64-linux-gnu -pthread   -lwx_gtk2u_xrc-3.0
>> -lwx_gtk2u_html-3.0 -lwx_gtk2u_qa-3.0 -lwx_gtk2u_adv-3.0
>> -lwx_gtk2u_core-3.0 -lwx_baseu_xml-3.0 -lwx_baseu_net-3.0 -lwx_baseu-3.0
>>  -L/usr/lib/vtk-5.10 -lvtkHybrid -lvtkImaging -lvtkIO -lvtkGraphics
>> -lvtkFiltering -lvtkCommon -lfreetype -lGLU -lGL -lpthread -lX11 -lz -s
>> /usr/bin/ld: ./lxRender.o: undefined reference to symbol 'png_write_row@
>> @PNG12_0'
>> //lib/x86_64-linux-gnu/libpng12.so.0: error adding symbols: DSO missing
>> from command line
>> collect2: error: ld returned 1 exit status
>> Makefile:162: recipe for target 'loch' failed
>> make[1]: *** [loch] Error 1
>> make[1]: Leaving directory '/home/rodrigo/devel/therion/loch'
>> Makefile:202: recipe for target 'loch/loch' failed
>> make: *** [loch/loch] Error 2
>>
>>
>> The problem here is that libpng12.0-dev is already installed.
>>
>> After some research I believe this might be a problem related to missing
>> symbols related to bad ordering of library inclusion: http://stackoverflo
>> w.com/questions/19901934/strange-linking-error-dso-
>> missing-from-command-line
>>
>> How can I fix this?
>>
>
> Attached is a patch of the changes I made on loch/Makefile to fix the
> above error. I'm really not sure if this is the proper fix but "it work's".
>
> Please consider it for inclusion on Therion source.
>
> If it's better that I send a pull request, let me know.
>
>
> Regards,
>
> Rodrigo
>
>
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