Re: Saving minibuffer history

[David Kastrup <dak@gnu.org>]

"Drew Adams" <drew.adams@oracle.com> writes:

>     An improved version is now available at
>     <http://fly.srk.fer.hr/~hniksic/emacs/savehist.el>.
>
> FYI - I had some problems trying to use this library with Emacs 20, but if a
> few minor changes are made, it works well.
>
> Here are the problems I ran into:
>
> 1. (defcustom savehist-modes #o600
> The reader choked on this. I changed it to this:
> (defcustom savehist-modes 384   ; Octal: #o600
>
> 2. (defvar savehist-coding-system (if (string-match "XEmacs" emacs-version)
> 			                     'iso-2022-8
> 			                   'utf-8)
>
> I had problems with the utf-8 coding system. I got this error
> message when I tried to save any file, after loading the library:
> "Removing old name: no such file or directory, <path>/#tmp#0. I
> could not even exit Emacs, getting the same message. When I tried to
> exit without saving anything, I got this error message: Invalid
> coding system: utf-8.
>
> I changed the code to this: (defvar savehist-coding-system nil
>
> With these simple changes, the library seems to work fine in Emacs
> 20.  Thanks for it. 

Uh, Emacs 20?  Why would one need to be compatible with that?

-- 
David Kastrup, Kriemhildstr. 15, 44793 Bochum