GNU bug report logs - #30701
[PATCH 0/4] PostgreSQL service changes (add record type, and system test)

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From: Christopher Baines <mail <at> cbaines.net>
To: Clément Lassieur <clement <at> lassieur.org>
Cc: 30701 <at> debbugs.gnu.org
Subject: [bug#30701] [PATCH 1/4] services: Rework the PostgreSQL config file to use a record type.
Date: Mon, 05 Mar 2018 07:52:25 +0000

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Clément Lassieur <clement <at> lassieur.org> writes:

> Hi Christopher,
>
> Christopher Baines <mail <at> cbaines.net> writes:
>
>> For the default config file representation. This makes it possible to more
>> easily change the configuration file, and have dynamic content. In particular,
>> I'm looking at adding a pid file location to the config file.
>>
>> * gnu/services/databases.scm (<postgresql-config-file>): New record type.
>>   (%default-postgres-config): Remove this, it's been replaced by the
>>   configuration file.
>>   (<postgresql-configuration>): Alter the default for the config file field.
>>   (postgresql-service): Alter the default value for the config-file parameter.
>> ---
>>  gnu/services/databases.scm | 86 +++++++++++++++++++++++++++++++++++-----------
>>  1 file changed, 66 insertions(+), 20 deletions(-)
>
> Thank you for this work!

No problem, I've finally got around to going through some patches I've
had sitting around for a while.

>> +(define-gexp-compiler (postgresql-config-file-compiler
>> +                       (file <postgresql-config-file>) system target)
>> +  (match file
>> +    (($ <postgresql-config-file> log-destination hba-file
>> +                                 ident-file extra-config)
>> +     (define (quote string)
>> +       (if string
>> +           (list "'" string "'")
>> +           (list)))
>
> I don't think it's a good thing to hide one of the most important lisp
> functions :-).

I don't quite follow. I was trying to use '() rather than (list) if that
is what you mean, but I kept getting odd errors from Guile, so I gave
up, and ended up going with this.

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