bug#21777: 25.0.50; gud-gdb uses a pager, which is harmful inside emacs

[Dima Kogan <dima@secretsauce.net>]

Eli Zaretskii <eliz@gnu.org> writes:

>> Date: Fri, 30 Oct 2015 11:32:47 +0200
>> From: Eli Zaretskii <eliz@gnu.org>
>> Cc: 21777@debbugs.gnu.org, schwab@linux-m68k.org
>> 
>> > - we have a variable 'gud-gdb-set-height-unlimited',
>> >   which has 3 states: uninitialized, yes, no
>> > 
>> > - when gud starts up, if it's 'uninitialized', we ask the user if they
>> >   want to override, and whether to do so in the future; if they say yes,
>> >   we update their .emacs.d/init.el. narrow-to-region has this type of
>> >   user querying. We override only if it's 'yes'
>> 
>> Why not a simpler boolean, off by default?  This problem will go away
>> soon enough, so maybe solutions that are too complicated would be
>> over-engineering it?

You need a third state to know whether to pester the user or not


> I think if we have such an option, and it's by default off, we might
> consider not bothering about gdbinit commands that contradict the
> effect of that option.  The option gives users enough power to decide
> what they want more.

Right. This was the idea. I'll send a patch at some point. Not today.

Thanks