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Re: [gnu-prog-discuss] Could automake-generated Makefiles required GNU m

From: Paolo Bonzini
Subject: Re: [gnu-prog-discuss] Could automake-generated Makefiles required GNU make?
Date: Tue, 22 Nov 2011 12:55:41 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:7.0.1) Gecko/20110930 Thunderbird/7.0.1

On 11/21/2011 09:56 PM, Stefano Lattarini wrote:

Here is my tentative plan to act on the proposal:

   1. We start requiring GNU make in an "experimental" automake 2.0
      development line (which might, and will, break whathever
      backward-compatibility gets in its way).
   2. Concurrently, we continue to support the more portable (and
      tested, and used-in-the-real-world) 1.x line, with bugfixes
      at least (and probably also with addition of new not-too-big
   3. We publicize this move in the automake (1.x) web pages,
      documentation, etc, inviting users and developers to try out
      the new "automake 2.0 pre-alpha", and to send cricisims,
      suggestions, praise and ranting to the automake lists.
   4. Time and user responses decide wether automake 2.0 will
      succeed or die out.


It seems very hard to be successful and break backwards-compatibility. When we introduced shell functions into Autoconf, and in general updated Autoconf/M4sh/libtool for relatively new shells (new = newer than Ultrix), it was successful exactly because no one noticed!


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