-displayfd outputting some garbage?

[Matt D.]

This is causing issues where I try to perform:

echo $(cat .display)

Which results in:

bash: warning: command substitution: ignored null byte in input
0


Matt D.

On 2/7/2017 7:46 PM, Matt D. wrote:
> I have an xinit script which outputs the display id to a file with the
> following option:
>
> xinit .. -displayfd 3 3>$HOME/.display
>
> This outputs correctly '0' but appends 0x00 and 0x0A. Why is it
> outputting a null byte and this 0x0A?
>
>
> Matt D.

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