The use of Coalton can be considered a contrived example, although
important to some people, but symbols not being prefixed assumes that users
are in packages that (:use :cl) and don't shadow anything important.

On Thu, Mar 6, 2025 at 13:58 Ihor Radchenko <yanta...@posteo.net> wrote:

> Owen Radcliffe <garlic...@gmail.com> writes:
>
> > Here are steps to reproduce the issue I am fixing:
> >
> > 1. Start sly and load Coalton:
> >   - M-x sly
> >   - (asdf:load-system :coalton)
> >
> > 2. Enter the :coalton-user package, it does not use :cl
> >   - (in-package :coalton-user)
> >
> > 3. Evaluate the following org-babel src block:
> > ```
> > #+begin_src lisp
> >   (coalton (1+ 1))
> > #+end_src
> > ```
>
> These steps are certainly not enough for someone who does not have
> coalton (whatever it is) installed and configured, but I can see how
> this might be a problem in theory.
>
> Since I am not familiar with CL, I am taking a liberty to ask Héctor
> take a look at this to double-check whether the patch makes sense.
>
> Best,
> Ihor
>
> > This signals the error below because it is using coalton:let instead of
> > cl:let.
> > ```
> > The operator LET is only valid in a Coalton expression.
> > ```
> >
> > With the patch attached, things behave properly.
> >
> > ```
> > #+begin_src lisp
> >   (coalton (1+ 1))
> > #+end_src
> >
> > #+RESULTS:
> > : 2
> > ```
> > From 4f8e68416fbead2a5726fd4b867e63ae427b7641 Mon Sep 17 00:00:00 2001
> > From: Owen Radcliffe <garlic...@gmail.com>
> > Date: Mon, 3 Mar 2025 22:10:17 -0500
> > Subject: [PATCH 1/1] prefix cl symbols so that ob-lisp.el can be used
> without
> >  being in a package that uses :cl
> >
> > ---
> >  lisp/ob-lisp.el | 10 +++++-----
> >  1 file changed, 5 insertions(+), 5 deletions(-)
> >
> > diff --git a/lisp/ob-lisp.el b/lisp/ob-lisp.el
> > index ed5a4bb00..6e085491a 100644
> > --- a/lisp/ob-lisp.el
> > +++ b/lisp/ob-lisp.el
> > @@ -61,7 +61,7 @@ Valid values include `slime-eval' and `sly-eval'."
> >    :type 'symbol)
> >
> >  (defcustom org-babel-lisp-dir-fmt
> > -  "(let ((*default-pathname-defaults* #P%S\n)) %%s\n)"
> > +  "(cl:let ((*default-pathname-defaults* #P%S\n)) %%s\n)"
> >    "Format string used to wrap code bodies to set the current directory.
> >  For example a value of \"(progn ;; %s\\n   %%s)\" would ignore the
> >  current directory string."
> > @@ -77,10 +77,10 @@ current directory string."
> >           (prologue (cdr (assq :prologue params)))
> >           (epilogue (cdr (assq :epilogue params)))
> >        (body (if (null vars) (org-trim body)
> > -              (concat "(let ("
> > +              (concat "(cl:let ("
> >                        (mapconcat
> >                         (lambda (var)
> > -                         (format "(%S (quote %S))" (car var) (cdr var)))
> > +                         (format "(%S (cl:quote %S))" (car var) (cdr
> var)))
> >                         vars "\n      ")
> >                        ")\n"
> >                           (and prologue (concat prologue "\n"))
> > @@ -89,7 +89,7 @@ current directory string."
> >                           ")"))))
> >      (if (or (member "code" result-params)
> >           (member "pp" result-params))
> > -     (format "(pprint %s)" body)
> > +     (format "(cl:pprint %s)" body)
> >        body)))
> >
> >  (defun org-babel-execute:lisp (body params)
> > @@ -115,7 +115,7 @@ a property list containing the parameters of the
> block."
> >                                                  default-directory)))
> >                                       (format
> >                                        (if dir (format
> org-babel-lisp-dir-fmt dir)
> > -                                        "(progn %s\n)")
> > +                                        "(cl:progn %s\n)")
> >                                        (buffer-substring-no-properties
> >                                         (point-min) (point-max)))))
> >                                  (cdr (assq :package params)))))))
> > --
> > 2.48.1
> >
>
> --
> Ihor Radchenko // yantar92,
> Org mode maintainer,
> Learn more about Org mode at <https://orgmode.org/>.
> Support Org development at <https://liberapay.com/org-mode>,
> or support my work at <https://liberapay.com/yantar92>
>

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