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From: Ihor Radchenko <yantar92@gmail.com>
To: John Herrlin <jherrlin@gmail.com>
Cc: emacs-orgmode@gnu.org
Subject: Re: Bug: [patch] Fix org-babel-result-to-file never expanding links when babel is evaluated in indirect buffer [9.3.7 (release_9.3.7-728-g1efc4e @ /home/yantar92/.emacs.d/straight/build/org/)]
Date: Sun, 02 Aug 2020 12:36:16 +0800
Message-ID: <87lfix1x6n.fsf@localhost> (raw)
In-Reply-To: <87ime2xr4e.fsf@gmail.com>

> It's intended to change directory and dont clone base buffer values. I
> tried to accomplish "If the `default-directory' is different from the
> containing file's directory then expand relative links."

Not sure if I understand your use-case. Can you explain why you need to
achieve such behaviour? There might be an easier way to get what you
want.

Best,
Ihor


John Herrlin <jherrlin@gmail.com> writes:

> It's intended to change directory and dont clone base buffer values. I
> tried to accomplish "If the `default-directory' is different from the
> containing file's directory then expand relative links." As I
> understands it that's when it inserts a relative link, otherwise it just
> `result'. I was looking from the indirect buffers point of view and from
> there the relative link is off in this case. But from the base buffers
> point of view everything works fine. I guess that it was my use case
> that is strange.
>
> Looks good!
>
> Best regards
> John
>
>>> In my case the result is a relative link, but if I follow the link I end
>>> up in the wrong place.
>>
>> Do you mean that the generated script.sh ends up in your home dir?
>> It is expected since default-directory in your buffer is "~/":
>>
>>>   (dired "~/")
>>>   (make-indirect-buffer "tmp.org" "tmp-indirect")
>>
>> Note that you called make-indirect-buffer without third argument.
>>
>> According to manual:
>>
>>> (make-indirect-buffer BASE-BUFFER NAME &optional CLONE)
>>> CLONE nil means the indirect buffer's state is reset to default values.
>>
>>>     Org first tries to generate the filename from the value of the
>>>     ‘file’ header argument and the directory specified using the
>>>     ‘output-dir’ header arguments.  If ‘output-dir’ is not specified,
>>>     Org assumes it is the current directory.
>>
>> No surprise you got your file in the default-directory (~/).
>>
>> If you use (make-indirect-buffer "tmp.org" "tmp-indirect" t) instead,
>> the script.sh link will be relative, as expected.
>>
>> Let me know if I miss something.
>>
>> Best,
>> Ihor
>>
>>
>>> Hey Ihor,
>>>
>>> Could not get the patch to work.
>>>
>>> I used this use case.
>>>
>>> (with-current-buffer
>>>   (find-file "/tmp/tmp.org")
>>>   (insert "* A\n** b\n** c\n\n   some text")
>>>   (dired "~/")
>>>   (make-indirect-buffer "tmp.org" "tmp-indirect")
>>>   (switch-to-buffer "tmp-indirect")
>>>   (goto-char (point-max))
>>>   (funcall 'org-mode)
>>>   (insert (concat "\n\n| default-directory | " default-directory " |\n"
>>>                   "| org-link-file-path-type | " (symbol-name org-link-file-path-type) " |\n"
>>>                   "| (expand-file-name default-directory) | " (expand-file-name default-directory) " |\n"
>>>                   "| (buffer-file-name (buffer-base-buffer)) | " (buffer-file-name (buffer-base-buffer)) " |\n"))
>>>   (org-table-align)
>>>   (insert "\n\n#+BEGIN_SRC shell :results file :file script.sh
>>>        echo \"#!/bin/bash\"
>>>        echo \"echo Hey\"\n#+END_SRC")
>>>   (org-babel-execute-src-block))
>>>
>>> In my case the result is a relative link, but if I follow the link I end
>>> up in the wrong place.
>>>
>>> src_emacs-lisp{emacs-version} {{{results(=26.3=)}}}
>>> src_emacs-lisp{org-version} {{{results(=9.3.7=)}}}
>>>
>>> Best regards
>>> John
>>>
>>>
>>> Ihor Radchenko <yantar92@gmail.com> writes:
>>>
>>>> Remember to cover the basics, that is, what you expected to happen and
>>>> what in fact did happen.  You don't know how to make a good report?  See
>>>>
>>>>      https://orgmode.org/manual/Feedback.html#Feedback
>>>>
>>>> Your bug report will be posted to the Org mailing list.
>>>> ------------------------------------------------------------------------
>>>>
>>>> I noticed that org-babel-result-to-file never expands file: links in
>>>> src block results when ran from indirect buffer and default-directory
>>>> is not same with base buffer file's directory. This is against the
>>>> docstring stating that
>>>>
>>>>> If the `default-directory' is different from the containing
>>>>> file's directory then expand relative links.
>>>>
>>>> The misbehavior happens because buffer-file-name variable is always
>>>> nil in indirect buffers. We need to call (file-name-directory
>>>> (buffer-file-name (buffer-base-buffer))) instead.
>>>>
>>>> The patch is attached.
>>>>
>>>> Best,
>>>> Ihor
>>>>
>>>> diff --git a/lisp/ob-core.el b/lisp/ob-core.el
>>>> index f86282f0f..d37eef5f9 100644
>>>> --- a/lisp/ob-core.el
>>>> +++ b/lisp/ob-core.el
>>>> @@ -2561,16 +2561,16 @@ If the `default-directory' is different from the containing
>>>>  file's directory then expand relative links."
>>>>    (when (stringp result)
>>>>      (let ((same-directory?
>>>> -	   (and buffer-file-name
>>>> +	   (and (buffer-file-name (buffer-base-buffer))
>>>>  		(not (string= (expand-file-name default-directory)
>>>> -			      (expand-file-name
>>>> -			       (file-name-directory buffer-file-name)))))))
>>>> +			    (expand-file-name
>>>> +			     (file-name-directory (buffer-file-name (buffer-base-buffer)))))))))
>>>>        (format "[[file:%s]%s]"
>>>> -	      (if (and default-directory buffer-file-name same-directory?)
>>>> +	      (if (and default-directory (buffer-file-name (buffer-base-buffer)) same-directory?)
>>>>  		  (if (eq org-link-file-path-type 'adaptive)
>>>>  		      (file-relative-name
>>>>  		       (expand-file-name result default-directory)
>>>> -		       (file-name-directory (buffer-file-name)))
>>>> +		       (file-name-directory (buffer-file-name (buffer-base-buffer))))
>>>>  		    (expand-file-name result default-directory))
>>>>  		result)
>>>>  	      (if description (concat "[" description "]") "")))))
>>>>
>>>> Emacs  : GNU Emacs 28.0.50 (build 4, x86_64-pc-linux-gnu, GTK+ Version 3.24.20, cairo version 1.16.0)
>>>>  of 2020-07-27
>>>> Package: Org mode version 9.3.7 (release_9.3.7-728-g1efc4e @ /home/yantar92/.emacs.d/straight/build/org/)

-- 
Ihor Radchenko,
PhD,
Center for Advancing Materials Performance from the Nanoscale (CAMP-nano)
State Key Laboratory for Mechanical Behavior of Materials, Xi'an Jiaotong University, Xi'an, China
Email: yantar92@gmail.com, ihor_radchenko@alumni.sutd.edu.sg


  reply index

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-31  8:49 Ihor Radchenko
2020-07-31 17:24 ` John Herrlin
2020-07-31 23:32   ` Ihor Radchenko
2020-08-01 16:33     ` John Herrlin
2020-08-02  4:36       ` Ihor Radchenko [this message]
2020-08-02 19:24         ` John Herrlin
2020-08-02 22:50           ` Ihor Radchenko

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