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Maciej Mrozowski wrote: |
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> While it usually doesn't do any particular harm (but I guess security and |
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> prefix/alt team won't agree on this) - insanely enabling everything by default |
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The Prefix team does not care either way. |
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> is not the best idea in my opinion. |
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> Of course we need an example. Let's have a look at latest stable media- |
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> video/mplayer-1.0_rc2_p20090322 ebuild: |
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> |
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> IUSE="3dnow 3dnowext +a52 +aac aalib +alsa altivec +amrnb +amrwb arts +ass |
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> bidi bindist bl +cddb +cdio cdparanoia -cpudetection -custom-cflags |
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> -custom-cpuopts debug dga +dirac directfb doc +dts +dv dvb +dvd +dvdnav dxr3 |
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> +enca +encode esd +faac +faad fbcon ftp gif ggi -gtk +iconv ipv6 jack |
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> joystick jpeg kernel_linux ladspa libcaca lirc +live lzo mad md5sum +mmx |
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> mmxext mng +mp2 +mp3 musepack nas +nemesi +network openal +opengl oss png pnm |
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> pulseaudio pvr +quicktime radio +rar +real +rtc -samba |
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> +schroedinger sdl +speex sse sse2 ssse3 svga teletext tga +theora +tremor |
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> +truetype +unicode v4l v4l2 vdpau vidix +vorbis -win32codecs +X +x264 xanim |
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> xinerama +xscreensaver +xv +xvid xvmc zoran" |
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> |
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> Personally I'd really like to hear some explanation from maintainers about the |
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> reasons mplayer needs all those dependencies or why they are *really* |
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> recommended for every user of *any* profile (let me remind this). |
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> |
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> But thats's not the point - the point is, Gentoo probably needs some policy to |
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> advise, when some newly added USE flags are appropriate to be enabled by |
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> default. |
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> |
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> I suggest as follows: |
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> - When newly added USE flag makes already provided feature optional - needs to |
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> be enabled by default (this is required to make package feature set somewhat |
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> invariant after update) |
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> - When newly added USE flag adds new feature that is considered very common |
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> (that's tricky part and decision should be always made by herd, not individual |
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> developer) *but* *does* *not* *pull* *any* *dependencies* - enable by default |
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> - in any other case *do* *not* *enable* by default - (why? because "I use it |
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> so I'll enable it by default" is not enough of an explanation) |
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> |
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> What's the opinion on that? I guess we need some policy or at least some |
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> suggestion mentioned in devmanual - really.. |
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IUSE defaults or USE defaults in profiles..Either way...someone will |
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complain. This is why you can disable flags in package.use, *or* select |
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a non-desktop profile. meh.. |
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-Jeremy |
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