Message-Id: <1.5.4.32.19971216172602.006cc6b4@dce03.ipt.br>
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Date: Tue, 16 Dec 1997 15:26:02 -0200
To: Nate Eldredge <eldredge AT ap DOT net>,
        DongJun Kim <freestar AT soback DOT kornet DOT nm DOT kr>, djgpp AT delorie DOT com
From: Cesar Scarpini Rabak <csrabak AT dce03 DOT ipt DOT br>
Subject: Re: Remaining enviroment..
Precedence: bulk

At 19:49 15/12/97 -0800, Nate Eldredge wrote:
>At 12:59  12/15/1997 GMT, DongJun Kim wrote:
>>Hi,
>>
>>  I want to remain my enviroment if my program terminated or not.
>>I used putenv( "MYPROG=C:/LANG/MYPROG.CFG" ) in my program.
>>
>>  But after terminated, it is not in enviroment variables.
>>( I checked it by typing "SET" )
>>
>>  What have to I do now?
>This is a shortcoming of DOS. Each program has its own local copy of the
>environment, and it is generally only possible to modify your own copy.
>After your program terminates, all changes are lost.
>Having said that, there's a moderately well-known hack involving INT 2Eh
>which does this. I don't know exactly how, but try Ralf Brown's Interrupt
>List and/or some DOS hacking newsgroup.
>There's a good chance it's not worth your effort; perhaps try to think of
>some other method for accomplishing what you want.
>

This complements my earlier post. BTW, as a suggetion on implementing what
Nate is saying, I think the most portable way of doing one such a thing
woulbe to write a file.

HTH,
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Cesar Scarpini Rabak                      E-mail: csrabak AT ipt DOT br
DME/ASC                                   Phone: 55-11-268-3522 Ext.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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