Re: `unreadablep'

[Ihor Radchenko]

Lars Ingebrigtsen <larsi@gnus.org> writes:

> Do we have any primitive that can be used to check whether an object is
> printable or not?  Code like this (from savehist.el) makes me believe
> "not":
> ...
> Does anybody have any thoughts on this issue?

I can see a use of adding extra argument to prin1. If the argument is
set, prin1 errors when attempting to print unreadable object or
alternatively prints nil (or other symbol) instead of the unreadable
object.

Best,
Ihor