GNU bug report logs - #67361
29.1; MH-E: creating a new folder can sometimes fail with a Lisp error

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From: Bill Wohler <wohler <at> newt.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 67361 <at> debbugs.gnu.org, Chris Siebenmann <cks.emacsbugs-01 <at> cs.toronto.edu>, Mike Kupfer <kupfer <at> rawbw.com>
Subject: bug#67361: 29.1; MH-E: creating a new folder can sometimes fail with a Lisp error
Date: Sun, 31 Dec 2023 08:49:57 -0800

Eli,

Would you prefer if I applied Mike's patch to the emacs-29 branch or
master?

> diff --git a/lisp/mh-e/mh-funcs.el b/lisp/mh-e/mh-funcs.el
> --- a/lisp/mh-e/mh-funcs.el
> +++ b/lisp/mh-e/mh-funcs.el
> @@ -108,7 +108,7 @@
>              (window-config mh-previous-window-config))
>          (mh-set-folder-modified-p t)    ; lock folder to kill it
>          (mh-exec-cmd-daemon "rmf" 'mh-rmf-daemon folder)
> -        (when (boundp 'mh-speed-folder-map)
> +        (when (and (boundp 'speedbar-buffer) speedbar-buffer)
>            (mh-speed-invalidate-map folder))
>          (mh-remove-from-sub-folders-cache folder)
>          (mh-set-folder-modified-p nil)  ; so kill-buffer doesn't complain
> diff --git a/lisp/mh-e/mh-search.el b/lisp/mh-e/mh-search.el
> --- a/lisp/mh-e/mh-search.el
> +++ b/lisp/mh-e/mh-search.el
> @@ -1569,7 +1569,7 @@
>      (save-excursion (mh-exec-cmd-quiet nil "rmf" chosen-name))
>      (mh-exec-cmd-quiet nil "folder" "-create" "-fast" chosen-name)
>      (mh-remove-from-sub-folders-cache chosen-name)
> -    (when (boundp 'mh-speed-folder-map)
> +    (when (and (boundp 'speedbar-buffer) speedbar-buffer)
>        (mh-speed-add-folder chosen-name))
>      chosen-name))
>  
> diff --git a/lisp/mh-e/mh-utils.el b/lisp/mh-e/mh-utils.el
> --- a/lisp/mh-e/mh-utils.el
> +++ b/lisp/mh-e/mh-utils.el
> @@ -795,7 +795,7 @@
>               (message "Creating %s" folder-name)
>               (mh-exec-cmd-error nil "folder" folder-name)
>               (mh-remove-from-sub-folders-cache folder-name)
> -             (when (boundp 'mh-speed-folder-map)
> +             (when (and (boundp 'speedbar-buffer) speedbar-buffer)
>                 (mh-speed-add-folder folder-name))
>               (message "Creating %s...done" folder-name))
>              (new-file-flag
> 

-- 
Bill Wohler <wohler <at> newt.com> aka <Bill.Wohler <at> nasa.gov>
http://www.newt.com/wohler/, GnuPG ID:610BD9AD

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