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From: | John Calcote |
Subject: | Re: Make question |
Date: | Fri, 05 Feb 2010 09:57:39 -0700 |
User-agent: | Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.1.7) Gecko/20100111 Thunderbird/3.0.1 |
Darn it Eric! I keep forgetting about your site. I'm going to have to
put a yellow sticky note on my computer so I remember to go read this
stuff. These are GREAT articles. Thanks, John On 2/5/2010 9:40 AM, Eric Melski wrote: Canham, Timothy K (316C) wrote:We have code generation, and we have a rule like this: fileout1.txt fileout2.txt fileout3.txt: filein.txt filegen.sh filein.txt We run a parallel make (make -j x), and what I've found is that the rule often gets invoked three times, causes files to overwrite each other. ... Is there a way to specify the rule so that the rule is only invoked once in a parallel make, or is there a technique that accomplishes the same thing? |
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