[fpc-pascal] question about changing default ASCII table in thefpc 2.2.0 IDE

[Noel and Marie]

Thank you Tomas for tracking down the bug and filing the bug report. It was 
much appreciated.

Cheers,
  Noel
----- Original Message ----- 
From: "Tomas Hajny" <XHajT03 at hajny.biz>
To: "FPC-Pascal users discussions" <fpc-pascal at lists.freepascal.org>
Cc: <ganmax at narod.ru>; "Noel and Marie" <nandm at adam.com.au>
Sent: Tuesday, July 06, 2010 5:32 AM
Subject: Re: [fpc-pascal] question about changing default ASCII table in 
thefpc 2.2.0 IDE


> On 25 Jun 10, at 8:07, Noel and Marie wrote:
>
>
> Hi Noel,
>
>> Thanks Tomas.  I didn't see your promise to look at the problem.
>
> Sorry, it took somewhat longer, but the results are here:
>
> 1) It works as expected if _not_ using unit Crt.
>
> 2) There is a bug in implementation of unit Crt for Windows. This bug
> stems from May 2006 already and it was a result of a patch from Maxim
> Ganetsky trying to fix bug #6785
> (http://bugs.freepascal.org/view.php?id=6785). Since that patch, all
> output with unit Crt uses the so called ANSI code page under Windows
> which is IMHO wrong. I've added a comment to bug #6785 and filed a
> new bug report (http://bugs.freepascal.org/view.php?id=16846) - you
> may want to monitor that one in order to be notified when it gets
> fixed.
>
> Until the bug is fixed, there are several possible solutions for you,
> e.g.:
>
> - You may comment line 699 (and preferably also line 743) in your
> local copy of rtl/win/crt.pp (trunk version from SVN) and recompile
> RTL (and packages). That isn't a complete fix, but it should probably
> be sufficient for your needs.
>
> - If you only need to output this one particular character, you may
> do so using the particular Win32 API directly. Admittedly not very
> nice and certainly not portable, but at least a possible workaround.
>
> - If you don't need unit Crt, you may simply remove it from your uses
> clause.
>
>
>>   I have just relied on email replies for comments etc. How do I look at 
>> all
>> comments, other questions, etc on the Web?
>
> Sorry, I'm not sure if I understand this question. Do you refer to an
> archive of this mailing list? If so, you can find a link on the FPC
> WWW pages (under Mailing lists).
>
> Hope this helps
>
> Tomas
>
>
>> ----- Original Message ----- 
>> From: "Tomas Hajny" <XHajT03 at hajny.biz>
>> To: "FPC-Pascal users discussions" <fpc-pascal at lists.freepascal.org>
>> Sent: Thursday, June 24, 2010 11:59 PM
>> Subject: Re: [fpc-pascal] question about changing default ASCII table in 
>> the
>> fpc 2.2.0 IDE
>>
>>
>> On Thu, June 24, 2010 06:41, Noel and Marie wrote:
>> > Hello,
>> >
>> > I would like to print a square root symbol using  write(chr(251)); as I
>> > could before SP3 for XP was installed on my PC.
>> >
>> > Currently am getting a superscript 1 rather than the square root symbol
>> > from
>> > write(chr(251)).
>> >
>> > I've tried the following kind suggestions of Tomas Hajny, unfortunately
>> > without success:
>> >
>> > 1.   In a command shell I entered
>> >          CHCP 437     and then ran the program
>> >
>> > 2.  Modified the source code to include the Windows unit and added line
>> > setConsoleOutputCP(437);,
>> >         compiled and then ran the program.
>> >
>> >
>> > I  examined the registry settings   in directory Codepage.
>> >         Name              Data
>> >       (default )         (value not set)
>> >         ...
>> >         ACP                1252
>> >         MACCP        10000
>> >         OEMCP            850
>> >         OEMHAL        vgaoem.fon
>> >
>> >         Changed OEMCP to 437     and got an accented 'u'.   Then 
>> > restored
>> > the system.
>> >
>> > I wonder if anyone can suggest a solution to the problem.
>>
>> I still intend to have a look at it (as promised previously), just had no
>> time for that (if noone else provides answer till then).
>>
>> Tomas
>
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