Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 28 Jun 1999 22:58:26 -0400 (EDT)
From:      Chuck Robey <chuckr@picnic.mat.net>
To:        Greg Lehey <grog@lemis.com>
Cc:        Patryk Zadarnowski <patrykz@mycenae.ilion.eu.org>, freebsd-hackers@FreeBSD.ORG
Subject:   Re: environment strings
Message-ID:  <Pine.BSF.4.10.9906282257410.68894-100000@picnic.mat.net>
In-Reply-To: <19990629121313.B85121@freebie.lemis.com>

next in thread | previous in thread | raw e-mail | index | archive | help
On Tue, 29 Jun 1999, Greg Lehey wrote:

> > This is of course correct except for the `undocumented' claim. The
> > `envp' has been documented as the third argument to main() since the
> > Pharaons (well, not quite ;). Apparently AT&T UNIX even has a
> > (documented) five-parameter main().
> 
> This is news to me.  Can you point to the documentation?
> 
> > Besides, the `envp' argument is a recommended extension in ISO/ANSI
> > C, so you can hardly say that it's undocumented.
> 
> Hmm.  I don't have the Standard here, but I've dug around and found a
> couple of references to the third parameter, an "optional extension".
> I think the real problem is that K&R didn't describe it: it was
> introduced in the Seventh Edition, which came after K&R.

man 3 exec, I think.

> 
> Greg
> --
> See complete headers for address, home page and phone numbers
> finger grog@lemis.com for PGP public key
> 
> 
> To Unsubscribe: send mail to majordomo@FreeBSD.org
> with "unsubscribe freebsd-hackers" in the body of the message
> 

----------------------------+-----------------------------------------------
Chuck Robey                 | Interests include any kind of voice or data 
chuckr@picnic.mat.net       | communications topic, C programming, and Unix.
213 Lakeside Drive Apt T-1  |
Greenbelt, MD 20770         | I run picnic and jaunt, both FreeBSD-current.
(301) 220-2114              | 
----------------------------+-----------------------------------------------






To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-hackers" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Pine.BSF.4.10.9906282257410.68894-100000>