How to find what symlink points to?
andrewlylegould at gmail.com
Mon Jul 27 13:48:45 UTC 2009
On Mon, Jul 27, 2009 at 8:45 AM, Unga<unga888 at yahoo.com> wrote:
> --- On Mon, 7/27/09, Erik Trulsson <ertr1013 at student.uu.se> wrote:
>> From: Erik Trulsson <ertr1013 at student.uu.se>
>> Subject: Re: How to find what symlink points to?
>> To: "Unga" <unga888 at yahoo.com>
>> Cc: freebsd-questions at freebsd.org
>> Date: Monday, July 27, 2009, 9:36 PM
>> On Mon, Jul 27, 2009 at 05:44:59AM
>> -0700, Unga wrote:
>> > Hi all
>> > I need to remove some unwanted symlinks on /dev using
>> a C program.
>> > The "struct dirent" only shows the symlink name, how
>> do I find what that
>> > symlink points to for verification purpose?
>> By using the readlink(2) system call.
> But readlink(2) fails with errno set to 2. Can readlink(2) use with dev nodes?
Doesn't 'ls -alh' provide that information?
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