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From: "Luke A. Guest" <laguest@archeia.com>
Newsgroups: comp.lang.ada
Subject: Re: SDL Ada package fails to compile on Mac, gnat 13.1, missing
 "SDL2_ttf/SDL_ttf.h"
Date: Thu, 29 Jun 2023 14:39:37 +0100
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On 29/06/2023 14:12, Simon Wright wrote:
> Kenneth Wolcott <kennethwolcott@gmail.com> writes:
> 
>> Since I'm [...] using gnatmake
> 
> I don't understand why you'd want to use gnatmake? Most people who
> provide packaged libraries (e.g. sdlada) include a GPR file which saves
> you a raft of pain if you use it. OK, you have to learn something about
> gprbuild, but then you have to learn how to drive gnatmake (e.g. the
> previous discussion about -I). Also, sdlada includes 3 C source files,
> and so far as I know gnatmake doesn't know how to build C files, whereas
> gprbuild does and build/gnat/sdlada.gpr drives the needed compilations.

Yeah, unfortunately I cannot remove the C files as they turn C macros 
into variables and are useful at runtime, see the sdlada repo for 
someone who wants to get rid of them.