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On 1/2/2013 6:41 PM, Pacho Ramos wrote: |
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> What is the purpose of this stuff: |
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> if [[ ${___ECLASS_ONCE_EUTILS} != "recur -_+^+_- spank" ]] ; then |
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> ___ECLASS_ONCE_EUTILS="recur -_+^+_- spank" |
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> |
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> and similar in some eclasses (like eutils, multilib) but not others |
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> (like python-single-r1 that I was looking some days ago for learning how |
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> to use it)? |
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> |
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> Thanks a lot for the info |
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It prevents eclasses from being sourced more than once. It is meant as a |
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performance enhancement for when eclasses inherit other eclasses. vapier |
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posted some stats on this list a while back. |
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|
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We have a similar thing in python-single-r1. We call it |
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_PYTHON_SINGLE_R1 and assign a value of 1 at the bottom of the eclass. |
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