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Date: Sun, 19 Feb 2012 07:22:08 -0500
From: Ryan Johnson <ryan DOT johnson AT cs DOT utoronto DOT ca>
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To: cygwin AT cygwin DOT com
Subject: Re: add -debuginfo packages
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On 19/02/2012 12:41 AM, Christopher Faylor wrote:
> On Sat, Feb 18, 2012 at 01:42:20PM -0500, Ryan Johnson wrote:
>> On 18/02/2012 12:58 PM, Christopher Faylor wrote:
>>> On Sat, Feb 18, 2012 at 04:47:48PM +0000, Jon TURNEY wrote:
>>>> On 21/08/2009 00:40, Yaakov (Cygwin/X) wrote:
>>>>> On 04/08/2009 13:58, Reini Urban wrote:
>>>>>> Rather than stripping our exe's and dll's I suggest to strip the debug
>>>>>> info into
>>>>>> seperate /usr/lib/debug/path/file.dbg and package them seperately in -debuginfo
>>>>>> packages such as with fedora.
>>>> FWIW, attached is the patch I've been using to do this, based on Reini's
>>>> patch, updated to address some of your concerns.
>>>>
>>>> This can, as you suggested, strip the symbols to a location outside of ${D}
>>>> and create a single debuginfo package containing those symbols for each cygport.
>>>>
>>>> I know that support for these packages in upset and setup has been rejected by
>>>> cgf, but it's still useful to me to keep the debuginfo for the packaged builds
>>>> of Xwin around.
>>> I can see why it would be useful but why do we need to change anything?
>>> Why can't you just release a xorg-server-debuginfo package and have
>>> people install that when you want them to collect debugging?
>> If they have to install a different binary then the existing stack trace
>> is no longer useful. Especially if the "debug" package had different
>> optimization levels and makes a heisenbug disappear.
> I think you misunderstand what is being discussed.
>
> debuginfo packages contain the debugging information for a released
> binary.  There is no "different binary".
>
> Actually, if this was what you apparently thought it was, there would be
> even less reason to make it some sort of special entity.
PEBCAK... I misread the above as proposing to release a binary+debuginfo 
package instead of shipping the symbols for an existing one. I have to 
say it's nice to be wrong on that, and that it was never even on the table.

Ryan


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