Stricter compatibility checking for GIF dependency

[William A. Hoffman]

At 06:54 AM 5/29/2006, Paulo Jorge Guedes wrote:
>> -----Original Message-----
>> From: Adriaan de Groot [mailto:groot at kde.org]
>> Sent: quarta-feira, 24 de Maio de 2006 22:27
>> To: kde-core-devel at kde.org; kde-buildsystem at kde.org
>> Subject: Stricter compatibility checking for GIF dependency
>> 
>> I have a Kubuntu system where I installed the first GIF library I
>spotted
>> --
>> one called giflib3g. This passes the configure tests and installs
>> a /usr/include/gif_lib.h but the library is not compatible with KHTML
>> because
>> it is missing GifFileType member UserData. Switching to libungif4
>resolves
>> that. Can a check for that member variable be added to kdelibs'
>configure
>> checks to ail out before compilation?
>
>The check is failing here with mingw because it can't find the header
>"gif_lib.h". 
>This doesn't happen with msvc because the gnuwin32 include path is in
>the INCLUDE env variable, while on mingw I have it set in the
>CMAKE_INCLUDE_PATH. Shouldn't cmake honor that and pass the paths in
>CMAKE_INCLUDE_PATH to the TRY_COMPILE command?
If you look at the dashboard this check is breaking OSX and Windows builds.
If you have to use a try compile for this test, I think it should first try
to locate the header file, and pass the include directory into the try compile.

-Bill