From: "Adrian Hoe" <byhoe@greenlime.com>
Subject: Re: POSIX.Memory_Mapping.Map_Memory
Date: 30 Jan 2005 08:05:56 -0800
Date: 2005-01-30T08:05:56-08:00 [thread overview]
Message-ID: <1107101156.021780.150590@c13g2000cwb.googlegroups.com> (raw)
In-Reply-To: <m3sm4japtn.fsf@0x5358c0df.boanxx18.adsl-dhcp.tele.dk>
Mark Lorenzen wrote:
>
> Note that mmap wil NEVER return 0, so the check should be "if (buf ==
> MAP_FAILED)".
>
>
> I corrected the above mentioned problem and successfully opened and
> mapped a file. Strange.
>
Did you managed to open and map /dev/video0 after you change the line
to if (buf == MAP_FAILED)?
Or could it be a problem with distro? Which Linux distro are you using?
--
Adrian Hoe
next prev parent reply other threads:[~2005-01-30 16:05 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-29 15:58 POSIX.Memory_Mapping.Map_Memory Adrian Hoe
2005-01-29 16:20 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
2005-01-29 16:31 ` POSIX.Memory_Mapping.Map_Memory Adrian Hoe
2005-01-29 18:44 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
2005-01-30 2:45 ` POSIX.Memory_Mapping.Map_Memory Adrian Hoe
2005-01-30 2:48 ` POSIX.Memory_Mapping.Map_Memory Adrian Hoe
2005-01-30 15:39 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
2005-01-30 16:02 ` POSIX.Memory_Mapping.Map_Memory Adrian Hoe
2005-01-30 16:19 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
2005-01-30 16:36 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
2005-01-30 18:51 ` POSIX.Memory_Mapping.Map_Memory Florian Weimer
2005-02-27 6:59 ` POSIX.Memory_Mapping.Map_Memory Adrian Hoe
2005-02-27 13:03 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
2005-01-30 16:05 ` Adrian Hoe [this message]
2005-01-30 16:22 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
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