bug#37015: man link gives me car: Variable binding depth exceeds max-specpdl-size

[Robert Weiner]

Oh, okay, the way you wrote it at first, I was looking for a function by that 
name but now I understand you probably grabbed it from the help display.  Just 
mention action type, hact or actypes in the future and I will know what you 
mean.  Will look into it.  Thanks.

-- Bob

> On Aug 13, 2019, at 3:50 AM, Jean Louis <bugs@gnu.support> wrote:
> 
> * Robert Weiner <address@hidden> [2019-08-13 04:12]:
>>> On Mon, Aug 12, 2019 at 6:16 PM Jean Louis <bugs@gnu.support> wrote:
>>> 
>>> I use:  Editor:      GNU Emacs 27.0.50 (build 3, x86_64-pc-linux-gnu, X
>>> toolkit, Xaw3d scroll bars)
>>> 
>>>        Hyperbole:   7.0.3a
>>>        Sys Type:    x86_64-pc-linux-gnu
>>>        OS Type:     gnu/linux
>>>        Window Sys:  x
>>>        News Reader: Gnus v5.13
>>> 
>>> Making completion list...
>>> 
>> 
>> Not sure where that is coming from above.
>> 
>>> <(Read)> executes (man-show grep)
>>> 
>> 
>> Where is man-show defined.  I don't have it in Emacs 26.  Using the same
>> Emacs version as you but under MacOS.
> 
> It is in Hyperbola 7.0.3 I guess, also 7.0.3a I guess only, as I
> removed 7.0.3a for a while, will get it later again.
> 
> (defact man-show (topic)
>  "Displays man page on TOPIC, which may be of the form <command>(<section>).
> If using the Superman manual entry package, see the documentation for
> `sm-notify' to control where the man page is displayed."
>  (interactive "sManual topic: ")
>  (let ((display-buffer-function
>     (lambda (buffer &rest unused) (hpath:display-buffer buffer))))
>    (manual-entry topic)))
> 
>> Invoking man grep in the background
>>> if: Variable binding depth exceeds max-specpdl-sizeUnable to load color
>>> unspecified-bg
>>> Unable to load color unspecified-fg
>>> car: Variable binding depth exceeds max-specpdl-size
>>> next-line: End of buffer
>>> 
>>> Seems like you have loaded something outside of Hyperbole that has caused
>> an infinite loop, maybe improperly overloading a standard man function.
>> 
>> Try starting with no initializations and then loading Hyperbole manually.
> 
> I have tried with emacs -Q on version 7.0.3 and I get the same. I do
> not load nothing else but (package-initialize) and (require
> 'hyperbole)
> 
> For information about GNU Emacs and the GNU system, type C-h C-a.
> C-x C-g is undefined
> nil
> Initializing Hyperbole...done
> Hyperbole 7.0.3 is ready for action.
> hyperbole
> (New file) [2 times]
> <(Read manual)> executes (man-show "mc")
> Saving file /home/data1/protected/new1.text...
> Saving file /home/data1/protected/.hypb...
> Wrote /home/data1/protected/.hypb
> Wrote /home/data1/protected/new1.text
> Waiting for git... [2 times]
> Invoking man mc in the background
> switch-to-buffer-other-window: Variable binding depth exceeds max-specpdl-size
>