On 05/20/2017 03:42 AM, clipka wrote:
> Am 19.05.2017 um 21:35 schrieb William F Pokorny:
>> Got back to this a while ago. The more I dig the more I think if the
>> pkg-config command and its infrastructure exists, it should be used first.
>> In fact for best reliability, the pkg-config mechanism should perhaps be
>> used first for all our packages when available. The necessary .pc files
>> exists for the Simple DirectMedia Layer library too it turns out.
> Are you sure about this?
> To my knowledge, the pkg-config mechanism tells you what packages are
> installed via a Linux distribution's package management, such as apt.
> However, if the user chooses to install a different version of a library
> locally, using environment variables or parameters to `./configure` to
> point the compiler there, then my guess is that relying on pkg-config
> would seriously screw up things.
> Unless pkg-config reliably addresses that issue, in my opinion our first
> attempt should be to try and pry the relevant information from the very
> files that will be accessed during compilation, i.e. the header files.
I'm unsure at the moment how the other version mechanism works but would
be a little surprised if pkg-config doesn't have a mechanism to handle
it. I'll do a little more digging on this and see what I can turn up.
We can certainly hard code flags to what works now if you want to do this.
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