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Date: Wed, 22 Jan 2003 12:22:52 -0500
From: Jason Tishler <jason AT tishler DOT net>
Subject: Re: setregid() and setreuid() implementation proposal
In-reply-to: <20030122104819.GC29236@cygbert.vinschen.de>
To: Cygwin-Developers <cygwin-developers AT cygwin DOT com>
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Message-id: <20030122172252.GA628@tishler.net>
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References: <20030116190119 DOT GD820 AT tishler DOT net>
 <20030117120131 DOT GF1142 AT cygbert DOT vinschen DOT de>
 <20030121183105 DOT GA2128 AT tishler DOT net>
 <20030122104819 DOT GC29236 AT cygbert DOT vinschen DOT de>

Corinna,

On Wed, Jan 22, 2003 at 11:48:19AM +0100, Corinna Vinschen wrote:
> My tiny extension:
> 
>     if (rgid != -1)
>       if (rgid == egid)
>         return setuid (rgid);
>       ERROR;
>     return setegid (egid);

I thought that you meant something like the above, but I was concerned
I was missing something.

I plan on using the following:

    if (rgid != -1 && rgid != egid)
      {
        set_errno (EINVAL);
        return -1;
      }

    return setegid (egid);

unless I hear otherwise.

Thanks,
Jason

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