Date:	Tue, 30 Jul 1996 22:34:23 -0300
Message-Id:	<1.5.4.16.19960730195533.0baf0cd8@dmeasc.rc.ipt.br>
Mime-Version:	1.0
To:	Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>,
	Charles Sandmann <sandmann AT clio DOT rice DOT edu>
From:	Cesar Scarpini Rabak <csrabak AT dce03 DOT ipt DOT br>
Subject:	Re: emacs problem under WfWG 3.11
Cc:	djgpp AT delorie DOT com, Skip Collins <collins AT aplcomm DOT jhuapl DOT edu>

At 08:28 28/07/96 +0200, Eli Zaretskii wrote:
>
>On Fri, 26 Jul 1996, Charles Sandmann wrote:
>
>> it probably doesn't get tested as much), or that Windows with Win32s is
>> broken (the re-allocate dpmi call is not used by most other extenders so
>> dpmi providers tend to break it and not notice) or that the failure at
>> this point is an artifact of running under the debugger.
>> It could also be that hooking a hardware interrupt (like the keyboard)
>> with the unixy sbrk() causes problems in this environment if the arena
>> moves on you.
>
>Based on what Charles says, I'd suggest trying to build Emacs with the 
>default sbrk behavior.  Just edit src/msdos.c and remove the 
>_CRT0_FLAG_UNIX_SBRK bit from the initialization of the variable
>`__crt0_startup_flags' (it's at the beginning of the file).  Warning: I 
>don't think I tested Emacs thoroughly with the non-unix sbrk, so please 
>tell me if you see anything worth attention.
>
>>  We really need
>> the register listing at the crash point to figure out what's going on.
>
>Charles, I think he will have hard time providing the registers, because 
>as far as I understand, Emacs doesn't crash, it gets aborted by Windows.  
>Windows just pops that box telling "This application has violated system 
>integrity" etc.  Is there any procedure to get registers' listing in such 
>cases?
>
Did you try the post morten tracer "Dr. Watson" or some of its clones?
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Cesar Scarpini Rabak                      E-mail: csrabak AT ipt DOT br
DME/ASC                                   Phone: 55-11-268-35221Ext.350
IPT - Instituto de Pesquisas Tecnologicas Fax:   55-11-268-5996
Av. Prof. Almeida Prado, 532.  Sao Paulo - SP 05508-901 BRAZIL
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