From: Mathieu Dube <mujo@dubix.org>
To: Prasanta Sadhukhan <Prasanta.Sadhukhan@Sun.COM>
Cc: linux-c-programming@vger.kernel.org
Subject: Re: execv fails with EFAULT
Date: Wed, 7 Mar 2007 09:20:17 -0500 [thread overview]
Message-ID: <20070307142017.GB22868@dubix.org> (raw)
In-Reply-To: <45EEA7F8.5080908@sun.com>
On Wed, Mar 07, 2007 at 05:24:32PM +0530, Prasanta Sadhukhan wrote:
> if(execv("/bin/ls", "-l") == -1)
>
hi
from man execv:
int execv(const char *path, char *const argv[]);
see the second argument here is an array of strings, not a string
so you cant just pass a string, you need to pass an array of pointers and it must be terminated by a NULL pointer
-M
prev parent reply other threads:[~2007-03-07 14:20 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-07 11:54 execv fails with EFAULT Prasanta Sadhukhan
2007-03-07 12:46 ` Steve Graegert
2007-03-07 13:14 ` Prasanta Sadhukhan
2007-03-07 13:50 ` Steve Graegert
2007-03-07 16:58 ` Glynn Clements
2007-03-07 14:20 ` Mathieu Dube [this message]
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