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On Tue, 03 Mar 2015 11:12:48 +0100 Helmut Jarausch wrote: |
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> On 03/03/2015 10:47:46 AM, Andrew Savchenko wrote: |
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> > Hello, |
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> > |
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> > On Tue, 03 Mar 2015 10:21:19 +0100 Helmut Jarausch wrote: |
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> > > Hi, |
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> > > |
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> > > I'd like to install all packages which need Python, only for Python3 |
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> > except those which cannot be installed for Python3. |
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> > > How can I find out which of the packages installed on my machine |
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> > have PYTHON_TARGETS=python2_7" (only). |
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> > > I could loop over `qlist -IC` do an emerge -vp each grepping for |
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> > this string. |
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> > > But is there an easier way. |
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> > |
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> > You are almost there, just learn the power of mighty eix: |
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> > |
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> > EIX_LIMIT=0 eix -I --only-names -\( -U python_targets_python2_ -! -U |
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> > python_targets_python3_ -\) |
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> > |
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> > This will return you all installed packages having "python2_*" in |
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> > their python targets, but not having "python3_*". |
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> > |
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> |
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> Many thanks Andrew. |
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> I have some problems, though. |
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> |
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> Your command shows media-libs/mesa (among many others) |
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> but |
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> emerge -vp media-libs/mesa doesn't show any python targets. |
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|
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Run plain: |
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$ eix media-libs/mesa |
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It has PYTHON_TARGETS="python2_7", though probably not in the |
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version currently installed in your system. Please don't forget, |
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that USE flag may appear and disappear during upgrades or |
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downgrades. |
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|
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|
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Best regards, |
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Andrew Savchenko |
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