Re: [Plplot-general] pdf install

[Peter W. <pet...@gm...>]

Case solved (I think)
I just need to link to the z library: -lz
Best wishes
Peter

On Tue, 4 Aug 2020 at 20:50, Peter Williams <pet...@gm...> wrote:

> Following my previous note on installing pdf in PlPlot using linux mint 20
> 64bit.
>
> I have used cmake on libharu-RELEASE_2_3_0 to produce a directory libharu
> which contains the include and lib directories.
> I then use cmake on plplot-5.10.0. to produce a directory plplot
> containing directories bin, include, lib and share.
> The pdf driver is not installed. During the latter cmake the following
>  cmake.out message is produced:
>
> -- Looking for haru pdf header and library
> -- Looking for haru pdf header and library - not found
> -- WARNING: Setting PLD_pdf to OFF.
>
> I have since amended plplot-5_3.0/cmake/module/Findhpdf.cmake in the
> following (kludged) fragment:
> '
> '
> find_path(hpdf_INCLUDE_DIR hpdf.h PATHS /usr/local/include /usr/include
> PATH_SUFFIXES hpdf)
> find_path(hpdf_INCLUDE_DIR hpdf.h PATHS /usr/local/include /usr/include)
> find_path(hpdf_INCLUDE_DIR hpdf.h PATHS
> /home/peter/software/libharu/include)
>
> if(hpdf_INCLUDE_DIR)
>   find_library(hpdf_LIBRARY
>   NAMES hpdf
>   PATHS /usr/local/lib /usr/lib /home/peter/software/libharu/lib
>   )
> '
> '
> The above cmake.out message is now:
>
> -- Looking for haru pdf header and library
> -- Findhpdf: Found haru header directory,
> /home/peter/software/libharu/include, and library,
> /home/peter/software/libharu/lib/libhpdf.so.
> -- Looking for haru pdf header and library - found
> -- Checking whether libharu version >= 2.3.0
> -- Performing Test LIBHARU_VERSION_LARGE_ENOUGH
> -- Performing Test LIBHARU_VERSION_LARGE_ENOUGH - Success
> '
> '
> DRIVERS_LIST: mem;null;pdf;ps;svg;xfig;xwin
> DEVICES_LIST: mem;null;pdf;ps;psc;svg;xfig;xwin
>
> I now test on a simple plpot program x03.c using
>
> gcc -c -I /home/peter/software/plplot/include/plplot x03.c
> gcc -o x03.exe x03.o  -L /home/peter/software/plplot/lib  -L
> /home/peter/software/libharu/lib -lplplot -lcsirocsa  -lqsastime -lhpdfs
>  -lm  -pthread -lX11
>
> and to my dismay get
>
> peter@peter-Akoya-E6237:~/software/Test$ sh x03.sh
>
> /usr/bin/ld: /home/peter/software/libharu/lib/libhpdfs.a(hpdf_streams.o):
> in function `HPDF_Stream_WriteToStreamWithDeflate':
> hpdf_streams.c:(.text+0x118f): undefined reference to `deflateInit_'
> /usr/bin/ld: hpdf_streams.c:(.text+0x127a): undefined reference to
> `deflateEnd'
> /usr/bin/ld: hpdf_streams.c:(.text+0x129a): undefined reference to
> `deflate'
>
> Can't see these last three functions in libharu-RELEASE_2_3_0/src.
>
> Any advice?
>
> Best wishes, Peter.
>
> On Tue, 28 Jul 2020 at 15:51, Peter Williams <pet...@gm...>
> wrote:
>
>> Hello Plplot
>> I am new to linux (mint 20). I am experiencing some  difficulty in adding
>> the pdf driver to my plplot installation.
>> I have been following the instructions from the README_cmake file.
>> I have downloaded libharu-RELEASE_2_3_0.zip and unpacked its contents to
>> libharu in /home/peter/ where I also created a libharau_build folder. I cd
>> into this directory and ran cmake (version 3.16.3) as
>>
>> cmake -DBUILD_SHARED_LIBS=OFF ../libharu
>>
>> I then ran "make". The run concluded with
>> "[100%] Linking C static library libhpdfs.a
>> [100%] Built target hpdfs " (I have a log of the process)
>>
>> I now seem to have, in my build directory a include directory containing
>> hpdf_config.h and a
>> src directory containing libhpdf.so (a shared library? !) and (among
>> other things) libhpdfs.a. This latter file presumably contains the static
>> pdf library for use by cmake in rebuilding plplot.
>>
>> I then rebuilt plplot  (using the default setting to include pdf) and the
>> setting to generate static libraries:
>> cmake -DCMAKE_INSTALL_PREFIX:PATH=/home/peter/plplot
>> /home/peter/plplot_install/plplot-5.15.0 -DBUILD_SHARED_LIBS=OFF >&
>> cmake.out
>> I can see no evidence of pdf being enabled. In fact, cmake.out contains
>> "Looking for haru pdf header and library
>> -- Looking for haru pdf header and library - not found
>> -- WARNING: Setting PLD_pdf to OFF."
>>
>> Can you please tell me where I should move libhpdfs.a  (and hpdf_config.h
>> ?)  to rebuild plplot successfuly.
>>
>> Your advice would be gratefully received.
>> Peter.
>>
>> --
>> Peter Williams
>> pet...@gm...
>>
>>
>
> --
> Peter Williams
> pet...@gm...
> 27 Ramsbury Road, St. Albans, AL1 1SN, UK
>


-- 
Peter Williams
pet...@gm...
27 Ramsbury Road, St. Albans, AL1 1SN, UK