Fix installation paths (use systemd unitdir and remove split /usr)

README

@@ -21,9 +21,9 @@ The usage is extremely simple: If you have an openrc init script
 possibly with a configuration file
 	/etc/conf.d/SERVICE
 you just start/stop this service by calling
-	/usr/bin/openrc-wrapper SERVICE start
+	/bin/openrc-wrapper SERVICE start
 or
-	/usr/bin/openrc-wrapper SERVICE stop
+	/bin/openrc-wrapper SERVICE stop
 respectively. Note that this does not really start/stop the service in the
 sense of openrc but just executes the corresponding function of the
 initscript (in an environment which somewhat emulates the openrc environment).
@@ -37,18 +37,19 @@ and
 	openrc-wrapper alsasound restore
 
 A typical systemd service using an openrc initscript will contain
-	ExecStart=/usr/bin/openrc-wrapper SERVICE start
+	ExecStart=/bin/openrc-wrapper SERVICE start
 and possibly also
-	ExecStop=/usr/bin/openrc-wrapper SERVICE stop
+	ExecStop=/bin/openrc-wrapper SERVICE stop
 Some examples are in the provided systemd/system folder.
 
-For installation just copy bin/* into /usr/bin and,
+For installation just copy bin/* into /bin and,
 at your discretion, the provided systemd initscripts systemd/system/*
-into your systemd system folder. In order to get completion for zsh, also copy
+into your systemd unit folder. In order to get completion for zsh, also copy
 zsh/_openrc-wrapper somewher into you your zsh's $fpath.
 Thus, a typical manual installation looks like this
 (after you did 'cd' into the project's directory):
-	cp bin/* /usr/bin
-	cp systemd/system/* /usr/lib/systemd/system
+	cp bin/* /bin
+	cp systemd/system/* \
+		"`pkg-config --variable=systemdsystemunitdir systemd`"
 	cp zsh/* /usr/share/zsh/site-functions
-(For gentoo there is an ebuild which does this in the mv overlay).
+(For gentoo there is an ebuild in the mv overlay which does this).

systemd/system/modules.service

@@ -6,7 +6,7 @@ Before=firewall.service firewall-close.service network.target
 [Service]
 Type=oneshot
 RemainAfterExit=true
-ExecStart=/usr/bin/openrc-wrapper modules start
+ExecStart=/bin/openrc-wrapper modules start
 
 [Install]
 WantedBy=sysinit.target

systemd/system/openrdate.service

@@ -6,7 +6,7 @@ Requires=network-online.target
 [Service]
 Type=oneshot
 RemainAfterExit=true
-ExecStart=/usr/bin/openrc-wrapper openrdate start
+ExecStart=/bin/openrc-wrapper openrdate start
 
 [Install]
 WantedBy=multi-user.target