[ltt-dev] [PATCH] fix ltt-armall due to an obsolete option passed to the head command.

[Mathieu Desnoyers]

I'll integrate this fix (and I am fixing ltt-disarmall.sh too) into
ltt-control 0.78.

Thanks!

Mathieu

* Giuseppe CAVALLARO (peppe.cavallaro at st.com) wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> Hi Mathieu,
> I've just noticed the following issue while using ltt-armall.
> 
> I'm working on the kernel 2.6.30.9 with lttng 162 (and relative latest
> tools according to the compatibility table).
> 
> I don't know if this has been already fixed or discussed, sorry!
> 
> Hoping this could be useful.
> Regards,
> Peppe
> -----BEGIN PGP SIGNATURE-----
> Version: GnuPG v1.4.9 (GNU/Linux)
> Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org
> 
> iEYEARECAAYFAksX1WwACgkQ2Xo3j31MSSLaIwCgieIuCpuP+TZMxNC95TpHXnVp
> clQAoKnV9YWLoaiHwjYk6PoRknONswm8
> =kw1e
> -----END PGP SIGNATURE-----

> ltt-armall fails because the head command (from coreutils-5.2.1)
> fails with the error below:
> head: `-1' option is obsolete; use `-n 1'
> 
> Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro at st.com>
> 
> --- ltt-control-0.75-15112009/./lttctl/ltt-armall.sh.orig	2009-12-03 15:38:55.000000000 +0100
> +++ ltt-control-0.75-15112009/./lttctl/ltt-armall.sh	2009-12-03 15:39:07.000000000 +0100
> @@ -1,7 +1,7 @@
>  #excluding core markers (already connected)
>  #excluding locking markers (high traffic)
>  
> -DEBUGFSROOT=$(grep ^debugfs /proc/mounts | head -1 | awk '{print $2}')
> +DEBUGFSROOT=$(grep ^debugfs /proc/mounts | head -n 1 | awk '{print $2}')
>  MARKERSROOT=${DEBUGFSROOT}/ltt/markers
>  
>  echo Connecting all markers

> _______________________________________________
> ltt-dev mailing list
> ltt-dev at lists.casi.polymtl.ca
> http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev


-- 
Mathieu Desnoyers
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F  BA06 3F25 A8FE 3BAE 9A68