Re: self-referencing babel shell code blocks

[John Kitchin]

see https://stackoverflow.com/questions/3139970/open-a-file-at-line-with-filenameline-syntax

there are also ways to make fancier org-links, but I think you will find what you need in that link.

John

-----------------------------------
Professor John Kitchin 
Doherty Hall A207F
Department of Chemical Engineering
Carnegie Mellon University
Pittsburgh, PA 15213
412-268-7803

@johnkitchin
http://kitchingroup.cheme.cmu.edu

On Sun, Jan 17, 2021 at 7:33 PM HJ <hj-orgmode-1@hj.proberto.com> wrote:

Dear Mr Kitchin,

   you are a genius !!!!!!

    A BIG THANK YOU!!!

   Wow. I couldn't imagine someone might be able to do this so quickly
and perfectly. Wow.

    thank you so much

     HJ

PS: Now I'm off to figure out how to invoke emacs to tell it to open up
the window and show this file at the place where this-block block
appears ...


On 1/18/21 1:12 AM, John Kitchin wrote:
> I guess this is what you mean:
>
>
> * heading L1_12
> ** heading L2_37
>
> #+name: this-block
> #+header: :var VAR1=(getenv "HOSTNAME")
> #+header: :var VAR2=(message user-login-name)
> #+header: :var VAR3=(buffer-file-name)
> #+header: :var VAR4=(org-element-property :name (org-element-context))
> #+header: :var VAR5=(org-no-properties (org-display-outline-path nil t))
> #+header: :var VAR5a=(line-number-at-pos (org-element-property :begin
> (org-element-context)))
> #+header: :var VAR6=(s-trim (shell-command-to-string "git rev-parse
> HEAD"))
> #+header: :var VAR7=(s-trim (shell-command-to-string "git branch
> --show-current"))
> #+BEGIN_SRC sh :results raw
> echo Run by $VAR2 from $VAR3
> echo In a src-block named $VAR4 in $VAR5 at line $VAR5a
> echo on commit $VAR6 in git branch $VAR7
> #+END_SRC
>
> #+RESULTS: this-block
> Run by jkitchin from
> /Users/jkitchin/Dropbox/emacs/journal/2021/01/17/2021-01-17.org
> <http://2021-01-17.org>
> In a src-block named this-block in heading L1_12/heading L2_37 at line 140
> on commit a07475addc3fdf557fb46a72b1100cf1c9c0805a in git branch master
>
>
>
> John
>
> -----------------------------------
> Professor John Kitchin
> Doherty Hall A207F
> Department of Chemical Engineering
> Carnegie Mellon University
> Pittsburgh, PA 15213
> 412-268-7803
> @johnkitchin
> http://kitchingroup.cheme.cmu.edu <http://kitchingroup.cheme.cmu.edu>
>
>
>
> On Sun, Jan 17, 2021 at 4:42 PM HJ <hj-orgmode-1@hj.proberto.com
> <mailto:hj-orgmode-1@hj.proberto.com>> wrote:
>
>
>       hi,
>
>        I'm  trying to figure out how to write a block , header,
>     PROPERTY or
>     whatever is necessary so the output of a command in babel source
>     block
>     identifies it own position - the line (or block or something) in
>     buffer
>     (or at least the file) in which it is written. ( Plus the checked out
>     git revision / branch. )
>
>
>       I've been experimenting with the following, so far without much
>     luck ...
>
>       Which of these pieces of information (see the "echo" line below)
>     is it
>     possible to get? Which is easy? (variables VAR[0345] are most
>     critical)
>     How would one write a snippet which provides (some of) this
>     information?
>
>       Is it much harder with command 1 being SSH to a remote machine?
>     Would
>     ":dir user@remotemachine:/some/dir" work better? Or at all?
>
>       Perhaps I would know how to find out VAR6 and VAR7 by running first
>     some `git cmd1` and `git cmd2` locally in a " command 0 " - but is
>     there
>     a way to get that info from magit somehow?
>
>       But what I am most desperate for is how to cause orgmode block
>     to set
>     VAR0, VAR3, VAR4 and VAR5, and - also fairly important - how to
>     use the
>     combination of VAR[0345] do open / recall the file onto the screen
>
>       Thanks a million for helping me out here ...
>
>         HJ
>
>
>     This is the sample file :
>
>
>     * heading L1_12
>        Hello and welcome, this is a file with self-referencing shell
>     babel source code blocks
>        ...
>     ** heading L2_37
>        ...
>     #+NAME: block220
>     #+BEGIN_SRC  bash  :session sess9
>        : command 0 ;  cd
>     _how-do-I-find-the-dir-of-currently-edited-file_ ; VAR6=`git cmd1`
>     ; VAR7=`git cmd2`
>        : command 1 ;  ssh -o "SetEnv VAR1=machine VAR2=user VAR3=..." 
>       targetUser@targetMachine
>     #+END_SRC
>
>
>     ...
>
>     #+NAME: block225
>     #+BEGIN_SRC  bash  :session sess9
>        : command 2 ; : do some computation on targetMachine
>        : command 3 ; echo This code has been launched from emacs
>     process VAR0:_EMACS_SESSION_ID_ \
>          on computer $VAR1:_SRC_HOSTNAME_ \
>          run by user $VAR2:_USER_ \
>          from file $VAR3:_FILENAME_ \
>          code block named $VAR4:block225 \
>          in this file positioned under headings: $VAR5:heading
>     L1_12/heading L2_37/ \
>          which is checked out from $VAR6:_GIT_COMMIT_ID_ \
>          on branch $VAR7:_GIT_BRANCH_
>        : command 3 continues ; echo To display the buffer which
>     launched this code on the screen of the running emacs session, run
>     the following command :    emacs _What_the_heck_do_I_put_here?_  '&'
>     #+END_SRC
>
>
>
>
>
>
>