[aur-general] avoid usage of fakeroot: always use of build() and package() (Was: application as a TU)

[Gerardo Exequiel Pozzi]

Lukáš Jirkovský wrote:
> 2009/11/21 Gerardo Exequiel Pozzi <vmlinuz386 at yahoo.com.ar>:
>   
>> hollunder at gmx.at wrote:
>>     
>>> On Sat, 21 Nov 2009 14:24:58 -0300
>>> Gerardo Exequiel Pozzi <vmlinuz386 at yahoo.com.ar> wrote:
>>>
>>>
>>>       
>>>> Andrea Scarpino wrote:
>>>>
>>>>         
>>>>> Why do you use package() function when the package isn't a splitted
>>>>> package?
>>>>>
>>>>>
>>>>>
>>>>>           
>>>> Hello :)
>>>>
>>>> Using both build() and package() is not necessary condition for use
>>>> only with splitted packages, its avoid to use the fakeroot on building
>>>> process that is not needed in 99% of packages.
>>>>
>>>> Good luck!
>>>>
>>>>
>>>>         
>>> Sorry, but I consider the use of fakeroot a good thing, it helps
>>> to reveal errors while packaging/creating the PKGBUILD at least. Don't
>>> know why it should be avoided.
>>>
>>>
>>>       
>> fakeroot make a table of function pointers for many file manipulation
>> calls, like open(), close(), chmod() and etc -> overhead, slowdowns
>> (small of course)
>> During the build process file perms are not necessary to be "tracked",
>> or at least in 99% of packages. Only during the install process is only
>> needed.
>>
>> If you have an example that breaks this, please let me know ;)
>>
>> --
>> Gerardo Exequiel Pozzi ( djgera )
>> http://www.djgera.com.ar
>> KeyID: 0x1B8C330D
>> Key fingerprint = 0CAA D5D4 CD85 4434 A219  76ED 39AB 221B 1B8C 330D
>>
>>
>>
>>     
>
> Nice feature! I didn't know that using package() avoids using of fakeroot.
>
> Back to my point. There used to be a problem with compilation of
> amarok1 package from AUR only because of fakeroot and I guess that it
> would also help with building of mplayer (configure crashes under
> fakeroot environment and needs to be patched but maybe it was fixed
> meanwile alongside with amarok1 problem). So in some specific cases I
> can see the point of using separate package() even when the PKGBUILD
> builds only one package.
>
> best,
> Lukas
>
>   
;)

Most reported crashes on bugtracker are because nvidia libgl, that
conflics with libfakeroot, both uses dlsym() (nvidia i don't know why
does this, fakeroot do this to fill a table of pointer to functions),
the result is a jump to NULL :P
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=516024#75



-- 
Gerardo Exequiel Pozzi ( djgera )
http://www.djgera.com.ar
KeyID: 0x1B8C330D
Key fingerprint = 0CAA D5D4 CD85 4434 A219  76ED 39AB 221B 1B8C 330D