From: Nicolas Goaziou <mail@nicolasgoaziou.fr>
To: Drew Adams <drew.adams@oracle.com>
Cc: 19914@debbugs.gnu.org
Subject: bug#19914: 25.0.50; `org-store-link' invokes function to add to `org-store-link-functions' twice
Date: Fri, 01 Dec 2017 19:46:48 +0100 [thread overview]
Message-ID: <87h8taguav.fsf@nicolasgoaziou.fr> (raw)
In-Reply-To: <99056495-17e4-4cc4-86e7-9e506f2a100c@default> (Drew Adams's message of "Sat, 21 Feb 2015 10:01:03 -0800 (PST)")
Hello,
Drew Adams <drew.adams@oracle.com> writes:
>> This means that it will have done its thing TWICE: once just to check
>> whether it should/could do its thing and another time so that it does
>> its thing.
>
> Also, the doc of `org-store-link-functions' says nothing about the
> function being called twice. It says only:
>
> "Each function should check if it is responsible for creating
> this link (for example by looking at the major mode).
> If not, it must exit and return nil.
> If yes, it should return a non-nil value after a calling
> `org-store-link-props' with a list of properties and values."
>
> (And "a calling" is a typo - it should be "calling".)
>
> This doc is essentially a spec telling you what a function for this
> list should do. From the doc, its purpose is to (a) check whether
> it should call `org-store-link-props' and (b) if so, call it and
> return non-nil, else return nil (without calling it).
>
> Nothing suggests that the function, if invoked to define a link,
> will be invoked twice: once for (a) (even though (b) will also be
> done then) and a second time for (b).
This function no longer invokes twice the function used to create the
link.
Thank you.
Regrads,
--
Nicolas Goaziou 0x80A93738
next parent reply other threads:[~2017-12-01 18:47 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <c8abaaad-c214-4135-bdec-27c41ca3bda9@default>
[not found] ` <99056495-17e4-4cc4-86e7-9e506f2a100c@default>
2017-12-01 18:46 ` Nicolas Goaziou [this message]
2017-12-01 20:58 ` bug#19914: 25.0.50; `org-store-link' invokes function to add to `org-store-link-functions' twice Nicolas Goaziou
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