From: Stefano Zacchiroli <zack@cs.unibo.it>
To: caml-list@inria.fr
Subject: Re: [Caml-list] module sys
Date: Sun, 8 Dec 2002 14:22:48 +0100 [thread overview]
Message-ID: <20021208132248.GA8655@lordsoth.takhisis.org> (raw)
In-Reply-To: <3DF34C5F.5000302@163.com>
On Sun, Dec 08, 2002 at 01:42:55PM +0000, onlyclimb wrote:
> why i can not use
> # Sys.command "cd /" ;;
> to change the dir to the "/"
Because Sys.command is implemented on top of "system" C's stdlib
function which execute a new shell with "sh -c" and pass it the command
you want to be run.
Path changes in the shell process aren't reflected in the invoking
process.
Cheers.
--
Stefano Zacchiroli - Undergraduate Student of CS @ Uni. Bologna, Italy
zack@{cs.unibo.it,debian.org,bononia.it} - http://www.bononia.it/zack/
"I know you believe you understood what you think I said, but I am not
sure you realize that what you heard is not what I meant!" -- G.Romney
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prev parent reply other threads:[~2002-12-08 13:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-12-08 13:42 onlyclimb
2002-12-08 13:22 ` Stefano Zacchiroli [this message]
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