Re: Head "file has shrunk too much error" on /sys/ file

[Pádraig Brady]

On 10/11/16 11:58, Hadrien Lacour wrote:
> Hello,
> I have this error going one:
>       head -c -1 < 
> /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors
> or
>       head -c -1 
> /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors
> 
> both procuce the "file has shrunk too much" error while doing nothing (the 
> output
> is the same as the file) but
>       cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors | 
> head -c -1
> 
> does work. I've copied the file to $HOME and everything works as it should, 
> so the
> location of the file may do something (/sys or /proc?). Any idea of why it 
> doesn't work?

I think this was fixed in coreutils-8.24 with:
http://git.sv.gnu.org/gitweb/?p=coreutils.git;a=commitdiff;h=v8.23-47-g2662702

thanks,
Pádraig.