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From: "Loris Bennett" <loris.bennett@fu-berlin.de>
To: emacs-orgmode@gnu.org
Subject: Re: Sharing variables between source blocks without session
Date: Fri, 19 Mar 2021 08:04:05 +0100	[thread overview]
Message-ID: <871rcbpqu2.fsf@hornfels.zedat.fu-berlin.de> (raw)
In-Reply-To: <87h7l7ps08.fsf@hornfels.zedat.fu-berlin.de>

Loris Bennett <loris.bennett@fu-berlin.de> writes:

> "Cook, Malcolm" <MEC@stowers.org> writes:
>
>> Eric S Fraga <mailto:e.fraga@ucl.ac.uk> writes:
>>>
>>>> On Tuesday, 16 Mar 2021 at 09:56, Loris Bennett wrote:
>>>>> How can I avoid having to declare the variable 'user' for both blocks?
>>>>
>>>> I imagine you could use a property, as in
>>>>
>>>> #+property: header-args :var user=loris
>>>>
>>>> or even make it specific for the particular language.
>>>>
>>>> (untested)
>>>
>>>Thanks for point out using 'header-args;' as property. However, if I do
>>>the following, the variable is unset in the shell script:
>>>
>>>#+properties: header-args :var user=loris
>>>
>>>#+begin_src sh
>>>echo user: ${user}
>>>#+end_src
>>>
>>>#+RESULTS:
>>>: user:
>>>
>>>Is that supposed to work, or am I doing something wrong?
>>
>> I am unfamiliar with using the plural form of property, as you are trying, at
>> buffer-level nor do I see documented possible here:
>> https://orgmode.org/manual/Property-Syntax.html#Property-Syntax
>>
>> try this:
>>
>> #+property: header-args:sh :var user="loris"
>> #+begin_src sh
>>
>> echo user: ${user}
>> #+end_src
>>
>> Important: After adding or modifying the #+property line, you will need to
>> instruct org to "refresh your local setup" which I typically accomplish by
>> positioning the point on that line and typing C-c C-c
>
> This doesn't work for me - there is no error, but I get the same result
> as above, i.e. the variable ${users} is not set.  Does it work for you?  

Sorry, this does work for me.

> What does work for me is using a section property rather than a buffer
> property: 
>
> * Dummy Section
>   :PROPERTIES:
>   :header-args: :R :var user="loris"
>   :END:
>
> #+begin_src sh
>   echo user: ${user}
> #+end_src
>
> #+RESULTS:
> : user: loris
>
> However, the restriction to source blocks of a particular language does
> not seem to work like this, but maybe I have got the syntax wrong
> (again).

Quotes around string variables is the important thing.

>>
>>>
>>>Cheers,
>>>
>>>Loris
>>>
>>>-- 
>>>This signature is currently under construction.
>>>
>
>
-- 
This signature is currently under construction.



  reply	other threads:[~2021-03-19  7:04 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-16  8:56 Loris Bennett
2021-03-16  9:16 ` Loris Bennett
2021-03-16 13:28 ` Eric S Fraga
2021-03-18 13:21   ` Loris Bennett
2021-03-18 15:56     ` Eric S Fraga
2021-03-19  6:50       ` Loris Bennett
2021-03-18 17:59     ` Cook, Malcolm
2021-03-19  6:38       ` Loris Bennett
2021-03-19  7:04         ` Loris Bennett [this message]
2021-03-19 13:26         ` Eric S Fraga
2021-03-19 13:59           ` Loris Bennett
2021-03-19 14:26             ` Eric S Fraga
2021-03-22  7:39               ` Loris Bennett

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