Re: [Sugar-devel] Automake-fu question

2010-02-21 Thread Sayamindu Dasgupta
On Sun, Feb 21, 2010 at 8:40 PM, Tomeu Vizoso  wrote:
> On Fri, Feb 19, 2010 at 19:47, Andrés Ambrois  wrote:
>> Hello list!
>>
>> To provide mobile-broadband-provider-info support for the 3G feature, I need
>> to parse some system files, namely /usr/share/zoneinfo/iso3166.tab and
>> /usr/share/mobile-broadband-provider-info/serviceproviders.xml.  In order for
>> packagers to override those locations I created a config.py.in file that 
>> looks
>> like this:
>>
>> PROVIDERS_PATH = "@prefix@/share/mobile-broadband-provider-
>> info/serviceproviders.xml"
>> PROVIDERS_FORMAT_SUPPORTED = "2.0"
>> COUNTRY_CODES_PATH = "@prefix@/share/zoneinfo/iso3166.tab"
>>
>> Which is then converted by a make rule in Makefile.am into config.py. I
>> understand this is the recommended approach when using autotools [0].
>>
>> One of the problems is that this breaks jhbuild, because it uses
>> --prefix=/path/to/jhbuild/install. The other is that by default @prefix@ 
>> expands
>> to /usr/local/, which is not the usual location for these files.
>>
>> The full patch is [1], if you're interested.
>
> Hmm, as we want to know where the packages that provide those files
> were installed, and not where is Sugar installed, I think @prefix@ is
> not what we want here.
>
> The best I can think right now is harcoding to the /usr prefix, or
> adding a configure switch for each. Unless we can get those paths from
> a .pc file, which would be the ideal but I don't think it's likely.
>
> What do other packages that consume those files?
>

I think pkg-config would be right solution here (the package
iso-codes-devel provides the relevant .pc file which contains the
prefix)

-sdg-



-- 
Sayamindu Dasgupta
[http://sayamindu.randomink.org/ramblings]
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Re: [Sugar-devel] Automake-fu question

2010-02-21 Thread Tomeu Vizoso
On Fri, Feb 19, 2010 at 19:47, Andrés Ambrois  wrote:
> Hello list!
>
> To provide mobile-broadband-provider-info support for the 3G feature, I need
> to parse some system files, namely /usr/share/zoneinfo/iso3166.tab and
> /usr/share/mobile-broadband-provider-info/serviceproviders.xml.  In order for
> packagers to override those locations I created a config.py.in file that looks
> like this:
>
> PROVIDERS_PATH = "@prefix@/share/mobile-broadband-provider-
> info/serviceproviders.xml"
> PROVIDERS_FORMAT_SUPPORTED = "2.0"
> COUNTRY_CODES_PATH = "@prefix@/share/zoneinfo/iso3166.tab"
>
> Which is then converted by a make rule in Makefile.am into config.py. I
> understand this is the recommended approach when using autotools [0].
>
> One of the problems is that this breaks jhbuild, because it uses
> --prefix=/path/to/jhbuild/install. The other is that by default @prefix@ 
> expands
> to /usr/local/, which is not the usual location for these files.
>
> The full patch is [1], if you're interested.

Hmm, as we want to know where the packages that provide those files
were installed, and not where is Sugar installed, I think @prefix@ is
not what we want here.

The best I can think right now is harcoding to the /usr prefix, or
adding a configure switch for each. Unless we can get those paths from
a .pc file, which would be the ideal but I don't think it's likely.

What do other packages that consume those files?

Regards,

Tomeu

> Cheers!
>
> [0] http://www.gnu.org/software/autoconf/manual/autoconf.html#Installation-
> Directory-Variables
> [1] http://bugs.sugarlabs.org/ticket/1630
> --
>  -Andrés
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[Sugar-devel] Automake-fu question

2010-02-19 Thread Andrés Ambrois
Hello list!

To provide mobile-broadband-provider-info support for the 3G feature, I need 
to parse some system files, namely /usr/share/zoneinfo/iso3166.tab and 
/usr/share/mobile-broadband-provider-info/serviceproviders.xml.  In order for 
packagers to override those locations I created a config.py.in file that looks 
like this:

PROVIDERS_PATH = "@prefix@/share/mobile-broadband-provider-
info/serviceproviders.xml"
PROVIDERS_FORMAT_SUPPORTED = "2.0"
COUNTRY_CODES_PATH = "@prefix@/share/zoneinfo/iso3166.tab"

Which is then converted by a make rule in Makefile.am into config.py. I 
understand this is the recommended approach when using autotools [0]. 

One of the problems is that this breaks jhbuild, because it uses
--prefix=/path/to/jhbuild/install. The other is that by default @prefix@ 
expands 
to /usr/local/, which is not the usual location for these files. 

The full patch is [1], if you're interested.

Cheers!

[0] http://www.gnu.org/software/autoconf/manual/autoconf.html#Installation-
Directory-Variables
[1] http://bugs.sugarlabs.org/ticket/1630
-- 
  -Andrés
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