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List:       autoconf
Subject:    Re: Future plans for Autotools
From:       Bob Friesenhahn <bfriesen () simple ! dallas ! tx ! us>
Date:       2021-01-25 22:41:58
Message-ID: alpine.GSO.2.20.2101251640260.35 () scrappy ! simplesystems ! org
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On Mon, 25 Jan 2021, Paul Eggert wrote:

> On 1/25/21 5:37 AM, Paul Smith wrote:
>> The only thing that would make much of a performance difference, I
>> think, is if we are able to replace lots of shell invocations with
>> built-in make functions like wildcard, if, etc.
>
> One other thing could be a significant performance win: if we could use GNU 
> 'make -j' to run most of the guts of the 'configure' script in parallel. 
> Waiting for 'configure' to finish is something that slows me down a lot; 
> often times 'configure' takes longer than the subsequent 'make', simply 
> because 'configure' is inherently sequential.

The challenge here is that a considerable part of configure scripts 
depend on decisions which were made before.  There is no dependency 
information currently in configure scripts.

Bob
-- 
Bob Friesenhahn
bfriesen@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/
Public Key,     http://www.simplesystems.org/users/bfriesen/public-key.txt

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