[Crash-utility] Miscellaneous fixes/enhancements to crash 4.0-2.10(fwd)

[Castor Fu]

On Fri, 18 Nov 2005, Dave Anderson wrote:

> Dave Anderson wrote:
>
>>
>> Well, first off, it's kind of stupid to run the same .crashrc file twice,
>> isn't it?  I shall fix that oversight henceforth...

Yes, I suppose so, but I was actually seeing this first with
a local .crashrc...

>>
>> That leaves the case where "bt -O" is set in both the $HOME and
>> local .crashrc files.  Whereas the local .crashrc is meant to override
>> whatever might be in the $HOME .crashrc, the "bt -O" case still wants
>> to be idempotent.  That can be addressed by a little tinkering with cmd_bt(),
>> because the pc->flags will have RCHOME_IFILE or RCLOCAL_IFILE
>> set when it's executing those .crashrc commands.
>>
>> With those two fixes in hand, we can keep "bt -O" simple-minded.
>
> There's also the potential case of the command line "-i inputfile" option.
> But the initialization-time rule should still apply -- if "bt -O" is contained in
> any or all of the 3 possible initialization-time input files ($HOME/.crashrc,
> ./.crashrc, or "-i inputfile" files), the setting will remain idempotent.
>
> I also fixed the redundant running of $HOME/.crashrc and ./.crashrc
> files if they are the same file.

Just so I understand, what you're saying is that if 'bt -O' is specified
in an initialization file, it always means 'use old' otherwise it's a toggle?

     -castor