Re: [Plplot-devel] wingcc and wingdi build bugs

[Arjen M. <Arj...@de...>]

Hi Alan,



My system is Windows 7 and I do not have easy access to a Windows 10 machine with a suitable development environment. Perhaps there are release notes at MSDN that can shed some light on the matter?



Regards,



Arjen



> -----Original Message-----
> From: Alan W. Irwin [mailto:ir...@be...]
> Sent: Thursday, October 05, 2017 5:10 AM
> To: Phil Rosenberg; Jim Dishaw; Arjen Markus; PLplot development list
> Subject: Re: wingcc and wingdi build bugs
>
> On 2017-10-05 00:57+0100 Phil Rosenberg wrote:
>
> > The my cmake command and its output are attached. I noted particularly
> > the lines
> >
> > -- Looking for gdi32 header and library
> > -- Looking for gdi32 header and library - not found
> > -- WARNING: Setting PLD_wingcc to OFF.
> >
>
> > I do set the cmake lib directory in my command to point it to the
> > location of shapelib, I don't know if that affects anything.
>
> Setting CMAKE_LIBRARY_PATH to help CMake find shapelib should not interfere
> with CMake's ability to find other libraries.
>
> > I am on Windows 10 64 bit.
>
> Thanks for that important information concerning your Windows version.
>
> The cmake messages above come from cmake/modules/wingcc.cmake and the
> first part of the relevant logic is
>
>    find_library(GDI32_LIBRARY gdi32 HINTS ${MINGWLIBPATH}
> ${BORLANDLIBPATH})
>    if(GDI32_LIBRARY)
>        find_library(COMDLG32_LIBRARY comdlg32 HINTS ${MINGWLIBPATH}
> ${BORLANDLIBPATH})
>    endif(GDI32_LIBRARY)
>
> If you read through the rest of the logic, the above output is telling you that either
> the gdi32 (gdi) or comdlg32 (dialog box) libraries cannot be found by CMake in
> standard system locations (as determined by CMake) for your platform.
>
> What does your cache file say about the variables GDI32_LIBRARY and
> (possibly) COMDLG32_LIBRARY?  From those values you can determine whether
> gdi32 was not found (and therefore comdlg32 never looked for) or gdi32 found but
> comdlg32 not found.
>
> If both those libraries are installed on your system but in a non-standard location
> that CMake doesn't know about, then you may have to give CMake a hint where
> they are by setting CMAKE_LIBRARY_PATH appropriately.
>
> However, I suspect instead the problem may be that the GDI API and Dialog Box
> API (which apparently are still used heavily on all Windows platforms including
> Windows 10) are located in libraries with names other than
> gdi32 and comdlg32 for your 64-bit Windows 10 platform.  If so, and you know
> those alternate names, then all you have to do is to change the above logic to
>
>    find_library(GDI32_LIBRARY NAMES gdi32 <alternate name for gdi32> HINTS
> ${MINGWLIBPATH} ${BORLANDLIBPATH})
>    if(GDI32_LIBRARY)
>        find_library(COMDLG32_LIBRARY NAMES comdlg32 <alternate name for
> comdlg32> HINTS ${MINGWLIBPATH} ${BORLANDLIBPATH})
>    endif(GDI32_LIBRARY)
>
> @Arjen and Jim:
>
> Please chime in as well especially on the question of what library names provide the
> GDI API and Dialog Box API for the 64-bit Windows 10 platform if Phil doesn't
> figure those names out before you.
>
> Alan
> __________________________
> Alan W. Irwin
>
> Astronomical research affiliation with Department of Physics and Astronomy,
> University of Victoria (astrowww.phys.uvic.ca).
>
> Programming affiliations with the FreeEOS equation-of-state implementation for
> stellar interiors (freeeos.sf.net); the Time Ephemerides project (timeephem.sf.net);
> PLplot scientific plotting software package (plplot.sf.net); the libLASi project
> (unifont.org/lasi); the Loads of Linux Links project (loll.sf.net); and the Linux
> Brochure Project (lbproject.sf.net).
> __________________________
>
> Linux-powered Science
> __________________________

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