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From: Tyler Smith <tyler@plantarum.ca>
To: Emacs Org-Mode Help <emacs-orgmode@gnu.org>
Subject: org alters output of bash code blocks when run with :session
Date: Wed, 21 Feb 2018 17:10:01 -0500	[thread overview]
Message-ID: <1519251001.2394682.1278948176.74D79AA2@webmail.messagingengine.com> (raw)

Hi,

(originally posted to emacs.stackexchange[1] with no answers, )

I am running a short bash command from an org mode code block, using the program `fold` to wrap it at 60 characters. If I run the code without a session argument, the results display as expected. However, when I set the session argument (which I have to do in the context of the long literate analysis I'm doing), some of the output characters don't appear.

Steps to reproduce:

    emacs -Q

Open the following file and execute each code block in turn:

+------------------------
    #+BEGIN_SRC elisp setup
    (org-babel-do-load-languages
     'org-babel-load-languages
     '((shell . t)))
    #+END_SRC
    
    #+RESULTS:
    
    #+BEGIN_SRC bash no session :results replace verbatim
     echo 'CCCC8,,CEFGDF,,,CC,CF:,,C8CFGFGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGCFGGGG@GGGGGGGGGGGGGGGGGGGGGGGGGGGGG+FF:B3CDFGGGFGGCFDGGGFCF:,FF9>FEC,F<FEG*?FFFFFGGG*CFEEECGGGGC+>FDGGDGFDFFEEFGEGC5>5?C*CGGF+3:*<7*2>+*<9CGCD::C=*@DCFCFFGG<C9<)7*9.5<@BA*7' | fold -w 60
    #+END_SRC
    
    #+RESULTS:
    : CCCC8,,CEFGDF,,,CC,CF:,,C8CFGFGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG
    : GGGGGGCFGGGG@GGGGGGGGGGGGGGGGGGGGGGGGGGGGG+FF:B3CDFGGGFGGCFD
    : GGGFCF:,FF9>FEC,F<FEG*?FFFFFGGG*CFEEECGGGGC+>FDGGDGFDFFEEFGE
    : GC5>5?C*CGGF+3:*<7*2>+*<9CGCD::C=*@DCFCFFGG<C9<)7*9.5<@BA*7
    
    #+BEGIN_SRC bash session :results replace verbatim :session my-session
     echo 'CCCC8,,CEFGDF,,,CC,CF:,,C8CFGFGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGCFGGGG@GGGGGGGGGGGGGGGGGGGGGGGGGGGGG+FF:B3CDFGGGFGGCFDGGGFCF:,FF9>FEC,F<FEG*?FFFFFGGG*CFEEECGGGGC+>FDGGDGFDFFEEFGEGC5>5?C*CGGF+3:*<7*2>+*<9CGCD::C=*@DCFCFFGG<C9<)7*9.5<@BA*7' | fold -w 60
    #+END_SRC
    
    #+RESULTS:
    : CCCC8,,CEFGDF,,,CC,CF:,,C8CFGFGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG
    : GGGGGGCFGGGG@GGGGGGGGGGGGGGGGGGGGGGGGGGGGG+FF:B3CDFGGGFGGCFD
    : FEC,F<FEG*?FFFFFGGG*CFEEECGGGGC+>FDGGDGFDFFEEFGE
    : 5?C*CGGF+3:*<7*2>+*<9CGCD::C=*@DCFCFFGG<C9<)7*9.5<@BA*7
+------------------------

Notice the difference between the two bash results blocks. In the first, the input string is folded at column 60, without any other changes. In the second, a string of characters has been deleted: 

- `GGGFCF:,FF9>` from the beginning of the third line 
- `GC5>` from the beginning of the fourth line

The fact that the deleted strings both start at the beginning of a line and end with a `>` suggests that the session thinks they should be redirected somehow, and in the process is dropping them completely. However, when I look at the session buffer, the output appears as expected, with no missing characters.

How do I force the babel session to leave the output alone, and print it verbatim into the org file?


Thanks!

Tyler

GNU Emacs 26.0.90
Org mode version 9.1.4

[1] https://emacs.stackexchange.com/questions/38964/org-alters-output-of-bash-code-blocks-when-run-with-session

-- 
plantarum.ca

             reply	other threads:[~2018-02-21 22:14 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-21 22:10 Tyler Smith [this message]
2018-02-26 10:27 ` org alters output of bash code blocks when run with :session Nicolas Goaziou
2018-03-13 17:24   ` Tyler Smith
2018-03-14 13:51     ` Nicolas Goaziou

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