From: noer AT cygnus DOT com (Geoffrey Noer)
Subject: Re: Strange things...
18 Mar 1998 05:11:19 -0800
Message-ID: <199803162334.PAA26599.cygnus.gnu-win32@skaro.cygnus.com>
References: <3 DOT 0 DOT 32 DOT 19980314103340 DOT 007b5380 AT wilmington DOT net>
Content-Type: text
To: Keetnet AT wilmington DOT net (Keet / Foxbird)
Cc: gnu-win32 AT cygnus DOT com

Keet / Foxbird wrote:
> 
> Well, in response to my previous message, and with no help from very very
> few, I debuged my program the old fashioned way. Putting 'fprintf(stderr,
> "Line 1")' every so often in the code so I could see where the problem
> arose and I found the culprit. The program reads a value from the
> environment and then copies it into a string. But I suspect that GETENV
> returns a null, and when it's passed to strncpy it decides to go belly up.
> I'm not sure if GETENV is supposed to return an empty string or a null? Any
> help on this one?

Running man setenv on a Solaris box:

[...]
> RETURN VALUES
>      If successful, getenv() returns a pointer to  the  value  in
>      the  current  environment;  otherwise,  it  returns  a  null
>      pointer.
[...]

Cygwin32 getenv does this so it looks right to me.

-- 
Geoffrey Noer
noer AT cygnus DOT com
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