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From: Richard Purdie <richard.purdie@linuxfoundation.org>
To: Arno Steffens <star@gmx.li>, ChenQi <Qi.Chen@windriver.com>
Cc: "pokyyoctoproject.org" <poky@yoctoproject.org>
Subject: Re: Give others users than "root" access to GPIO (or commands)
Date: Wed, 30 May 2018 11:18:32 +0100	[thread overview]
Message-ID: <1527675512.16911.130.camel@linuxfoundation.org> (raw)
In-Reply-To: <trinity-a02404fb-0f4a-4265-9053-ce0b93aa8797-1527674498967@3c-app-gmx-bs52>

On Wed, 2018-05-30 at 12:01 +0200, Arno Steffens wrote:
> Thanks Chen,
> sounds easy but I get to my surprise a problem with a shared library
> (cannot open shared object file: No such file or directory) -
> althought the LD_LIBRARY_PATH is set (/opt/lib) and the file
> available?

setuid will clear LD_LIBRARY_PATH and other environmental variables for
security reasons. Try adding an RPATH to the binary directly using
chrpath or patchelf?

Cheers,

Richard


  reply	other threads:[~2018-05-30 10:18 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-29 10:41 Give others users than "root" access to GPIO (or commands) Arno Steffens
2018-05-30  6:03 ` ChenQi
2018-05-30 10:01   ` Arno Steffens
2018-05-30 10:18     ` Richard Purdie [this message]
2018-06-01 11:18       ` Arno Steffens
2018-05-30 10:36     ` star
2018-05-30  7:21 ` Richard Purdie
2018-05-30 10:20   ` Arno Steffens

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