[fpc-pascal] fpc 2.0 and DOM/xml under OS/2 gives me "Process terminated by SIGSEGV"

[Florian Klaempfl]

Tomas Hajny wrote:

> From:           	Tomas Hajny <XHajT03 at mbox.vol.cz>
> To:             	FPC-Pascal users discussions <fpc-pascal at lists.freepascal.org>
> Subject:        	Re: [fpc-pascal] fpc 2.0 and DOM/xml under OS/2 gives me "Process terminated by SIGSEGV"
> Send reply to:  	XHajT03 at vol.cz
> Date sent:      	Fri, 9 Sep 2005 23:32:37 +0200
> 
> 
>>>On 21-08-05 15.49, Sřren Ager wrote:
> 
>  .
>  .
> 
>>>in dom.pp fixed the problem. So I guess the WideString is broken in
>>>fpc for OS/2. Is there anyway to disable it so I don't run into this
>>>problem in the future?
>>
>>Sorry, I had your e-mails (together with many other :-( ) in backlog
>>from the time of my holiday...
>>
>>For the first question - the best way to find exact place of SIGSEGV
>>etc. in FPC programs under OS/2 is to compile everything with debug
>>information (including RTL, FCL etc.) and either run them under
>>(PM)GDB, or to open the generated core file in (PM)GDB afterwards and
>>let it show you the exact location.
>>
>>For the second one - I believe that it's a bug in common part of FPC
>>RTL, in fact, that it crashes when WideString manager is not
>>initialized. I didn't find time for implementing the OS/2 specific
>>support for WideString, but it shouldn't crash nevertheless. I'd
>>suggest to create a simplified test case and add it to our bug
>>repository so it doesn't get forgotten.
> 
> 
> ...which you already did (at least for the OS/2-specific part), as 
> I've found in the meantime... ;-)

Fixing this is easy: add a call to initwidestringmanager; in the init 
code of the os2 system unit. It's from rtl/inc/wstrings.inc. This pulls 
in some generic widestring code.