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fix org babel gnuplot loading

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Daniel Weschke
2026-04-08 20:14:30 +02:00
parent 2f249d0979
commit bd072b2c58
5 changed files with 339 additions and 2 deletions
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scripts/test/img/gnuplot-tab.svg Normal file
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<?xml version="1.0" encoding="utf-8" standalone="no"?>
<svg
width="400" height="320"
viewBox="0 0 400 320"
xmlns="http://www.w3.org/2000/svg"
xmlns:xlink="http://www.w3.org/1999/xlink"
>
<title>Gnuplot</title>
<desc>Produced by GNUPLOT 6.0 patchlevel 4 </desc>
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<text><tspan font-family="Arial" >-8</tspan></text>
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<text><tspan font-family="Arial" >-6</tspan></text>
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<text><tspan font-family="Arial" >-4</tspan></text>
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<text><tspan font-family="Arial" > 4</tspan></text>
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<title>execute&#45;&gt;compare</title>
<path fill="none" stroke="black" d="M162.18,-71.7C163.97,-64.32 166.11,-55.52 168.12,-47.25"/>
<polygon fill="black" stroke="black" points="171.51,-48.12 170.47,-37.58 164.71,-46.47 171.51,-48.12"/>
</g>
<!-- init&#45;&gt;make_string -->
<g id="edge7" class="edge">
<title>init&#45;&gt;make_string</title>
<path fill="none" stroke="black" d="M56.98,-71.7C56.98,-64.41 56.98,-55.73 56.98,-47.54"/>
<polygon fill="black" stroke="black" points="60.48,-47.62 56.98,-37.62 53.48,-47.62 60.48,-47.62"/>
</g>
</g>
</svg>
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After

Width:  |  Height:  |  Size: 5.5 KiB

20
scripts/test/test.org
View File

@@ -4,7 +4,7 @@
** syntax highlighting
*** graphviz dot
#+begin_src dot
#+begin_src dot :file img/src-dot.svg
digraph G {
main -> parse -> execute;
main -> init;
@@ -17,6 +17,10 @@ digraph G {
}
#+end_src
#+ATTR_ORG: :width 300
#+RESULTS:
[[file:img/src-dot.svg]]
*** gnuplot
#+begin_src gnuplot :results silent
reset
@@ -39,6 +43,20 @@ h(x) = 10*sqrt(abs(x))
plot f(x) w lp lw 1, g(x) w p lw 2, h(x) w l lw 3
#+end_src
#+NAME: tab-gnuplot
| 3.75 | 2.5 |
| 4.43 | 3 |
| 5.5 | 3 |
| 3.5 | 3.5 |
#+begin_src gnuplot :var data=tab-gnuplot :exports results :file img/gnuplot-tab.svg
set terminal svg size 400,320
plot data u 1 t "unsorted", \
'' u 2 lt 3 t "sorted"
#+end_src
#+RESULTS:
[[file:img/gnuplot-tab.svg]]
** custom header

5
settings/org-settings.el
View File

@@ -797,7 +797,10 @@ nil the return value is nil"
:commands (gpl-file gpl-term gpl-prologue)
:init
(with-eval-after-load 'org
(add-to-list 'org-babel-load-languages '(gnuplot . t)))
(add-to-list 'org-babel-load-languages '(gnuplot . t))
(org-babel-do-load-languages
'org-babel-load-languages
org-babel-load-languages))
:config
;; gnuplot config for own org export projects, used in preamble
(defvar gnuplot-init-light "reset ; \

1
settings/plot-settings.el
View File

@@ -22,6 +22,7 @@
(setq graphviz-dot-preview-extension "svg")
(setq graphviz-dot-view-command "open %s"))
;; !!! SEE `ob-gnuplot' in `org-settings'
(use-package gnuplot
:commands gnuplot-mode
:mode "\\.gp\\'")