Date: Sat, 27 Jun 1998 09:25:01 +0200 From: Gerd Truschinski <agni@zedat.fu-berlin.de> To: Joel Ray Holveck <joelh@gnu.org> Cc: freebsd-current@FreeBSD.ORG Subject: Re: /dev/io Message-ID: <3.0.5.32.19980627092501.007ea760@mail.zedat.fu-berlin.de> In-Reply-To: <199806270521.AAA01028@detlev.UUCP> References: <199806260329.FAA13506@freebsd.first.gmd.de> <199806260329.FAA13506@freebsd.first.gmd.de>
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At 00:21 27.06.98 -0500, Joel Ray Holveck wrote:
>> Hi there,
>> I am running current from around 11. May.
>> I try to open /dev/io as user 'dose.wheel' with the following permissions:
>> crw-rw---- 1 dose wheel 2, 14 Mar 24 13:14 /dev/io
>> but get always 'Operation not permitted' errors. I must be root.
>> Is the man page to old or did I miss something?
>
>Can you please tell us the exact operation you tried? A code snippet
>would be nice.
>
dev_file = open("/dev/io", O_RDWR);
if (dev_file == -1) {
perror("open /dev/io ");
exit (errno);
}
And I get:
open /dev/io : Operation not permitted
/gT/
--
Gerd Truschinski | Yes, this is the sort of scenario I
Freie Universitaet Berlin | think up to amuse myself in the evenings.
ZEDAT | -- with confirmation from Larisa --------
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