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bug#12098: How to trap errors in man?

From: Thierry Volpiatto
Subject: bug#12098: How to trap errors in man?
Date: Thu, 02 Aug 2012 07:20:28 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.1.50 (gnu/linux)

Juri Linkov <address@hidden> writes:

>> Also `Man-notify-method' should be more accessible (more let-bindable)
>> probably by making it local, but I may be wrong there (need to look at
>> the code).
> This will be possible when you let-bind both `Man-notify-method'
> and `Man-async':
>   (let ((Man-async nil) (Man-notify-method 'pushy)) (man "bash"))
Ok thanks.

>> Also while you are at it, it would be helpful to add a 't' value to the
>> require-match arg of completing-read in `man'.
> But what if `man' is unable to get a complete list of all available man pages?
> Then you can't read some man pages.  For instance, this happens when
> you install a new package with a man page, but Man-completion-cache
> is not updated.  This is a very rare problem, and you can still
> read the man page by entering its name without completion.
It would be better in this case to reload the cache e.g with a prefix
arg do (setq Man-completion-cache nil) before calling completing-read.

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