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On 1/2/2013 6:54 PM, Mike Gilbert wrote: |
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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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> |
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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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> |
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Here's the thread. |
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http://archives.gentoo.org/gentoo-dev/msg_18dab542c1c59873f8cb68c96cdf6619.xml |
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