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Re: bash 4.4 and BASHOPTS containing extdebug in env


From: Chet Ramey
Subject: Re: bash 4.4 and BASHOPTS containing extdebug in env
Date: Wed, 27 Apr 2016 09:17:57 -0400
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:45.0) Gecko/20100101 Thunderbird/45.0

On 4/26/16 10:49 PM, Grisha Levit wrote:
> Thanks for the explanation.  I'd read that thread but thought the change
> was supposed to only modify the behavior when explicitly specifying the
> --debugger option.  That also seems to be the gist of the original RedHat
> bugzilla request that prompted the
> thread: https://bugzilla.redhat.com/show_bug.cgi?id=1165793

That's the thing.  They set the same option and enable the same behavior,
and have always been tied together like that.  It's kind of like --posix
and -o posix.

If that option is enabled when the shell starts up, the shell attempts to
load the debugger start file, which creates the debugging environment.


> Maybe the description of the extdebug option to the shopt builtin can be
> modified with something like

I'll add something.

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU    address@hidden    http://cnswww.cns.cwru.edu/~chet/



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