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Re: Evaluating a variable only once after a recipe has run


From: Paul Smith
Subject: Re: Evaluating a variable only once after a recipe has run
Date: Sat, 18 Apr 2020 10:43:05 -0400

On Sat, 2020-04-18 at 14:55 +0200, R. Diez wrote:
> I will rephrase the question just in case it is not clear. I want GNU
> Make to run recipe A, and then use the result of recipe A to compute
> the value of a makefile variable, but only once. Other recipes that
> follow should use that value without evaluating the variable
> definition again.

You may find this trick from my blog to be helpful:

http://make.mad-scientist.net/deferred-simple-variable-expansion/

Cheers!




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