Re: GUILE_CONFIG

[David Kastrup]

Jonas Hahnfeld <hahnjo@hahnjo.de> writes:

> Am Montag, dem 07.06.2021 um 16:03 +0200 schrieb David Kastrup:
>> I was just tripped up by
>> 
>> commit 0fdf74b106d7b6c7dbb24a05f289ec4592724766
>> Author: Jonas Hahnfeld <hahnjo@hahnjo.de>
>> Date:   Mon Apr 5 21:03:14 2021 +0200
>> 
>>     configure: Remove GUILE_CONFIG
>>     
>>     This variable is deprecated and was added for transitioning build
>>     configurations from version 2.20.
>> 
>> Frankly, I don't get the point of sabotaging this.
>
> This was discussed last year when you insisted on keeping guile-config
> for 2.21.x while others were in favor of dropping it right away. I
> totally don't get the point of "sabotaging" all ways of moving forward.
>
>> I now need to write
>> 
>> ./configure GUILE_FLAVOR=guile-1.8
>> GUILE_CFLAGS="$(/usr/local/tmp/guile-1.8/bin/guile-config compile)"
>> GUILE_LIBS="$(/usr/local/tmp/guile-1.8/bin/guile-config link)"
>> --enable-checking
>> 
>> instead of
>> 
>> ./configure GUILE_CONFIG=/usr/local/tmp/guile-1.8/bin/guile-config 
>> --enable-checking
>> 
>> The options correspond in non-obvious ways to calls of guile-config, and
>> there is no obvious or documented way to adjust pkgconfig paths in a
>> manner where it would detect a local guile installation without breaking
>> all other package configuration on the way.
>
> From ./configure --help:
>   GUILE_FLAVOR
>               pkgconfig name for Guile, like guile-1.8 or guile-2.2 . If the
>               respective .pc file cannot be found by pkgconfig, add its path
>               to PKG_CONFIG_PATH
>   PKG_CONFIG  path to pkg-config utility
>   PKG_CONFIG_PATH
>               directories to add to pkg-config's search path
>   PKG_CONFIG_LIBDIR
>               path overriding pkg-config's built-in search path
>
> That's as obvious as it can get, and any search on the internet should
> have pointed you to these variables. (GUILE_FLAVOR defaults to guile-
> 1.8 so you don't need to specify it; I'm just including its output
> above to show that it already points to PKG_CONFIG_PATH)

You did get the part about "where it would detect a local guile
installation without breaking all other package configuration on the way"?

>> As long as Guile-1.8 remains a recommended option, I don't see the
>> point in sabotaging the easiest (and certainly not deprecated as of
>> version 1.8) way of using it.


-- 
David Kastrup