Re: [QUESTION] How to add new configuration variable

From: Junio C Hamano <gitster@pobox.com>
Date: Sep 17, 2021, 20:02 UTC
Message-ID: <xmqqilyzgecx.fsf@gitster.g>
In-Reply-To: <YUSyNqd51euzvt8N@danh.dev>

Đoàn Trần Công Danh  <congdanhqx@gmail.com> writes:

Show 19 quoted lines

> On 2021-09-17 09:43:18-0400, Konstantin Ryabitsev <konstantin@linuxfoundation.org> wrote:
>> On Fri, Sep 17, 2021 at 05:44:42PM +0700, Bagas Sanjaya wrote:
>> > Supposed that I'm writing git-foobar script ("git-foobar.sh"), which takes
>> > configuration variable "foobar.something" (string type).
>> > 
>> > How can I add that configuration variable so that it can be used by the
>> > script?
>> 
>> You can just add it. :) Git doesn't complain when it finds configuration
>> parameters it doesn't know anything about, it just ignores them.
>> 
>> E.g. in your .gitconfig or individual repository .git/config:
>> 
>>     [foobar]
>>         something = yourvalue
>
> Or just:
>
> 	git config [--global] foobar.something yourvalue

In addition to that, unless it is a script for your throw-away use that we do not have to worry about, consider if the users of "git foobar" needs to override a configured value with --no-something or --something=anothervalue from the command line, and if so, make sure these command line options are available to them.