[BRLTTY] How to send parameter to BRLTTY by systemd ?

[Alexandre ARNAUD]

Le 29/06/2015 22:24, Mario Lang a écrit :
> The answer to your question is two-fold: From your example, I think 
> you should actually configure brltty to do what you want, instead of 
> trying to pass parameters to it via systemd. The way to do this, is to 
> customize /etc/brltty.conf. At least, that is how it used to work. 
> These days, there is an even more convenient method which will lead to 
> less conflicts on package upgrade: Whenever you want to change a 
> configuration option from the default specified in /etc/brltty.conf, 
> you can put that new setting in your own file which is called 
> /etc/xdg/brltty.conf. If you restart brltty (presumably via systemd) 
> it should pick up your new setting. Coming back to your original 
> example, you probably want to put the following in 
> /etc/xdg/brltty.conf: braille-driver eu braille-device /dev/ttyUSB0 
> However, since I usually hate it if people ask specific questions and 
> receive answers that tell them they actually want something different, 
> here is how you'd actually change what systemd runs: The brltty 
> systemd service file is usually found in 
> /lib/systemd/system/brltty.service. If you want to override settings 
> from it, you can use a similar mechanism as described above for 
> brltty. However, for systemd, you probably want to put your override 
> file in /etc/systemd/system/brltty.service. You probably want to 
> override the ExecStart systemd directive: 
> /etc/systemd/system/brltty.service: [Service] ExecStart=/sbin/brltty 
> -q -P /run/brltty.pid 

Sorry for the late, thank you for your clear explaination !

Best regards, Alex.