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On 25/07/14 23:09, Ian Stakenvicius wrote: |
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> On 25/07/14 04:41 PM, Michał Górny wrote: |
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>> Dnia 2014-07-25, o godz. 14:49:44 Ian Stakenvicius <axs@g.o> |
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>> napisał(a): |
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> |
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>>> +REQUIRED_USE="heimdal? ( !mit-krb5 ) + mit-krb5? ( |
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>>> !heimdal )" |
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> |
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>> Did you mean: |
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> |
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>> REQUIRED_USE="^^ ( heimdal mit-krb5 )" |
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> |
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>> ? |
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> |
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> |
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> |
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> Nope, that requires one or the other to be set. If users don't care, |
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> they shouldn't have to set one at all. |
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> |
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> |
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REQUIRED_USE="?? ( heimdal mit-krb5 )" from EAPI=5 would do that. |
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""" |
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REQUIRED_USE supports new at-most-one-of operator |
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The new at-most-one-of operator consists of the string '??', and is |
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satisfied if zero or one (but no more) of its child elements is matched. |
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""" |
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|
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Justin |
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