Re: [Tuxmath-devel] tuxmath fails to compile without sdlttf

[Tasos L. <tla...@gm...>]

On 02/09/2011 10:06 PM, David Bruce wrote:
> Hi Volker,
> 
> That helps a lot - I just want to make sure I understand correctly.
> 
>> This is not a question of pkg-config. It is a question of Autoconf.
>> If you collect some helper variables during the checks in configure.ac,
>> you can simply include those variables in your *.pc.in file. (something
>> like @DEP_PKGS@, @DEP_LIBS@)
> 
> Thanks - so I've created the following:
> T4K_COMMON_DEP_PKGS - for needed libs that have *.pc files
> T4K_COMMON_DEP_LIBS - for needed libs without *.pc files
> T4K_COMMON_DEP_LIBS_PRIVATE - for secondary dependencies incurred by
> libs without *.pc files.
> 
> So the t4k_common.pc.in is now very simple (see below).
> 
> For now, I've just hard-coded the previous values into these variables
> within configure.ac to be sure the substitution is working as
> intended, so the build isn't yet any smarter than before.  So, if I
> make sure these variables correctly track the configure options (e.g.
> SDL_Pango vs. SDL_ttf, SDL_net vs no network support, etc.), this
> should work as intended, if I understand correctly.
> 
> Thanks a ton -
> 
> David
> 
> 
> t4k_common.pc.in: ----------------------------------------------------
> 
> # Process with configure script to generate t4k_common.pc file for pkg-config
> # NOTE: we rely heavily on substituted output variables from Autoconf
> # or Cmake to generate a t4k_common.pc that reflects conditional build
> # with optional libraries.
> 
> prefix=@prefix@
> exec_prefix=@exec_prefix@
> libdir=@libdir@
> includedir=@includedir@
> 
> Name: @PACKAGE_NAME@
> Description: Tux4Kids common routines
> Version: @VERSION@
> 
> # List needed libs that have *.pc files in "Requires:"
> Requires: @T4K_COMMON_DEP_PKGS@
> # List libs "by hand" that don't have .pc files:
> Libs: -l@PACKAGE_TARNAME@ -L${libdir} @T4K_COMMON_DEP_LIBS@
> Cflags: -I${includedir}
> 
> # List secondary dependencies of libs that don't have *.pc files
> # (needed for static linking)
> Libs.private: @T4K_COMMON_DEP_LIBS_PRIVATE@

Wow that was fast..
Will this be commited to the git repo? Where can I pull the changes from?

Thank you everyone! =)

-- 
Tasos Latsas

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