reload configuraiton with SIGHUP

README.md

@@ -94,6 +94,8 @@ You can use this to generate your configuration by doing `amdfan print-default -
 `frequency` (default `5`): how often (in seconds) we wait between updates
 `cards` (required): a list of card names (from `/sys/class/drm`) which we want to control.
 
+Note! You can send a SIGHUP signal to the daemon to request a reload of the config without restarting the whole service.
+
 # Install
 
 Users: Use your package manager to install the package. It's available on Arch Linux and Gentoo. For other distributions, please request a maintainer to bring the package to your system, or read the installation notes at your own warranty.

dist/openrc/amdfan.in

@@ -6,3 +6,7 @@ command_args="--daemon"
 command_background=true
 pidfile="/var/run/${RC_SVCNAME}.pid"
 
+reload() {
+	start-stop-daemon --signal SIGHUP --pidfile "${pidfile}"
+}
+

dist/systemd/amdfan.service.in

@@ -5,6 +5,7 @@ Requires=multi-user.target
 
 [Service]
 ExecStart=@bindir@/amdfan --daemon
+ExecReload=kill -HUP $MAINPID
 Restart=always
 
 [Install]