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Re: Detect Autoconf run in preprocessor?

From: Jeffrey Walton
Subject: Re: Detect Autoconf run in preprocessor?
Date: Fri, 15 Jul 2016 14:47:40 -0400

On Fri, Jul 15, 2016 at 2:35 PM, Bob Friesenhahn
<address@hidden> wrote:
> On Fri, 15 Jul 2016, Jeffrey Walton wrote:
>> Is there a preprocessor macro defined by Autotools to detect when
>> software is being configured by the tool? My apologies for asking; I
>> cannot simply run `g++ -dM -E - </dev/null` because it will lack
>> Autoconf specific defines.
> Everything that Autoconf defines should be visible in the generated
> config.log file.  The source for each test case is included.

Thanks. I'll have to ask the person for it.

But getting back to Autoconf defines, is there a preprocessor define
that Autoconf uses to identify itself?


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