Path: utzoo!dptcdc!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!bloom-beacon!apple!austing
From: austing@Apple.COM (Glenn L. Austin)
Newsgroups: comp.lang.c
Subject: Re: Iconitis
Message-ID: <29192@apple.Apple.COM>
Date: 18 Apr 89 18:13:35 GMT
References: <1930@dataio.Data-IO.COM> <11555@lanl.gov> <17376@cisunx.UUCP> <28558@apple.Apple.COM> <7898@pyr.gatech.EDU> <28679@apple.Apple.COM> <7910@pyr.gatech.EDU> <2132@pur-phy> <1752@skinner.nprdc.arpa> <28836@apple.Apple.COM> <10040@smoke.BRL.MIL> <29126@apple.
Organization: Apple Computer Inc, Cupertino, CA
Lines: 23

In article <29141@apple.Apple.COM> desnoyer@Apple.COM (Peter Desnoyers) writes:
>In article <29126@apple.Apple.COM> austing@Apple.COM (Glenn L. Austin) writes:
>>
>>How about environment variables?  I have seen *MANY* cases where the
>>environment variables get changed, and never restored.
>
>That's rather odd, as you can't change environment variables from a
>unix command or shell script. The spawned process only sees a copy of
>the environment. Are you sure it wasn't MSDOS?

You can do the same thing in MSDOS as you can in UNIX -- find the original
copy of the environment table and modify it.  It isn't too hard to do for
UNIX programs, especially shell scripts.


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| Glenn L. Austin             | The nice thing about standards is that      | 
| Apple Computer, Inc.        | there are so many of them to choose from.   | 
| Internet: austing@apple.com |       -Andrew S. Tanenbaum                  |
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| All opinions stated above are mine -- who else would want them?           |
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