Date: Mon, 27 Jul 2009 08:48:43 -0500 From: Andrew Gould <andrewlylegould@gmail.com> To: Unga <unga888@yahoo.com> Cc: freebsd-questions@freebsd.org Subject: Re: How to find what symlink points to? Message-ID: <d356c5630907270648x265b684fs2436d8ec3a11f986@mail.gmail.com> In-Reply-To: <771031.86846.qm@web57007.mail.re3.yahoo.com> References: <771031.86846.qm@web57007.mail.re3.yahoo.com>
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On Mon, Jul 27, 2009 at 8:45 AM, Unga<unga888@yahoo.com> wrote: > > --- On Mon, 7/27/09, Erik Trulsson <ertr1013@student.uu.se> wrote: > >> From: Erik Trulsson <ertr1013@student.uu.se> >> Subject: Re: How to find what symlink points to? >> To: "Unga" <unga888@yahoo.com> >> Cc: freebsd-questions@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? > > Unga > Doesn't 'ls -alh' provide that information? Andrew
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