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scm: support --eval

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With the ~--eval~ option you can evaluate an expression in mu/scm
environment. For example:

$ mu scm --eval \
  '(format #t "found ~d match(es)\n" (length (mfind "hello")))'
found 7173 match(es)

Add command-line parameter and implement.
This commit is contained in:
Dirk-Jan C. Binnema
2026-03-07 12:20:35 +02:00
committed by Seth Ladygo
parent cad39e0ff1
commit 6dca68b989
6 changed files with 54 additions and 6 deletions
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man/mu-scm.1.org
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@ -38,6 +38,15 @@ prefixed by *UNIX_CONNECT:* and ending with a newline. For instance:
UNIX-CONNECT:/run/user/1000/mu-scm-socket-4eb5db40
#+end_example
** --eval
With the ~--eval~ option you can evaluate an expression in mu/scm environment. For
example:
#+begin_example
$ mu scm --eval '(format #t "found ~d match(es)\n" (length (mfind "hello")))'
found 7173 match(es)
#+end_example
#+include: "muhome.inc" :minlevel 2
#+include: "common-options.inc" :minlevel 1