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From: Eli Zaretskii <eliz@gnu.org>
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Subject: Re: Info: Console Vs GUI difference?
Date: Fri, 01 Nov 2013 22:36:37 +0200
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To: "T.V. Raman" <tv.raman.tv@gmail.com>
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> Date: Fri, 1 Nov 2013 13:24:47 -0700
> From: "T.V. Raman" <tv.raman.tv@gmail.com>
> 
> With all due respect, I believe you're  wrong here -- that's not
> the problem.  And it works correctly at the console.  When
> running under X, the signal once raised, gets raised repeatedly
> after every user command, and the backtrace shows that it's
> coming from redisplay.

It comes from redisplay because redisplay recomputes the menu and
tool-bar items.  As the tool bar is not displayed in a TTY session,
you don't get signals then.

The root cause is still that 'signal' is being advised in a way that
exposes it to the user.