sensors-detect: Fix systemd paths

git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@6303 7894878c-1315-0410-8ee3-d5d059ff63e0

2 files changed, 35 insertions, 21 deletions

diff --git a/CHANGES b/CHANGES
index a33bc424..9a761f58 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,6 +1,9 @@
 lm-sensors CHANGES file
 -----------------------
 
+SVN HEAD
+  sensors-detect: Fix systemd paths
+
 3.4.0 (2015-06-25)
   documentation: Update the note about libsensors license
   sensors.conf.5: Enhance the hysteresis documentation
diff --git a/prog/detect/sensors-detect b/prog/detect/sensors-detect
index fb6658c0..6c0c5664 100755
--- a/prog/detect/sensors-detect
+++ b/prog/detect/sensors-detect
@@ -2728,7 +2728,7 @@ sub isa_read_i5d6
 # AUTODETECTION #
 #################
 
-use vars qw($dev_i2c $sysfs_root);
+use vars qw($dev_i2c $sysfs_root $systemd_systemctl $systemd_system_dir);
 
 sub initialize_conf
 {
@@ -2789,6 +2789,19 @@ sub initialize_conf
 			exit -1;
 		}
 	}
+
+	# Detect systemd presence and paths
+	if (-x "/usr/bin/systemctl") {
+		$systemd_systemctl = "/usr/bin/systemctl";
+	} elsif (-x "/bin/systemctl") {
+		$systemd_systemctl = "/bin/systemctl";
+	}
+
+	if (-d "/usr/lib/systemd/system") {
+		$systemd_system_dir = "/usr/lib/systemd/system";
+	} elsif (-d "/lib/systemd/system") {
+		$systemd_system_dir = "/lib/systemd/system";
+	}
 }
 
 # [0] -> VERSION
@@ -7090,19 +7103,16 @@ EOT
 		print SYSCONFIG "HWMON_MODULES=\"", join(" ", @{$hwmon_modules}), "\"\n";
 		close(SYSCONFIG);
 
-		if (-x "/bin/systemctl" && -d "/lib/systemd/system" &&
-		    ! -f "/lib/systemd/system/lm_sensors.service") {
-			print "Copy prog/init/lm_sensors.service to /lib/systemd/system\n".
-			      "and run 'systemctl enable lm_sensors.service'\n".
-			      "for initialization at boot time.\n";
-			return;
-		}
-
-		if (-x "/bin/systemctl" &&
-		    -f "/lib/systemd/system/lm_sensors.service") {
-			system("/bin/systemctl", "enable", "lm_sensors.service");
-			system("/bin/systemctl", "start", "lm_sensors.service");
-			# All done, don't check for /etc/init.d/lm_sensors
+		if ($systemd_systemctl && $systemd_system_dir) {
+			if (-f "$systemd_system_dir/lm_sensors.service") {
+				system($systemd_systemctl, "enable", "lm_sensors.service");
+				system($systemd_systemctl, "start", "lm_sensors.service");
+				# All done, don't check for /etc/init.d/lm_sensors
+			} else {
+				print "Copy prog/init/lm_sensors.service to $systemd_system_dir\n".
+				      "and run 'systemctl enable lm_sensors.service'\n".
+				      "for initialization at boot time.\n";
+			}
 			return;
 		}
 
@@ -7170,13 +7180,6 @@ sub main
 		exit -1;
 	}
 
-	if (-x "/bin/systemctl" && -f "/lib/systemd/system/lm_sensors.service") {
-		system("/bin/systemctl", "stop", "lm_sensors.service");
-	} elsif (-x "/sbin/service" && -f "/etc/init.d/lm_sensors" &&
-		 -f "/var/lock/subsys/lm_sensors") {
-		system("/sbin/service", "lm_sensors", "stop");
-	}
-
 	initialize_kernel_version();
 	initialize_conf();
 	initialize_pci();
@@ -7187,6 +7190,14 @@ sub main
 	initialize_modules_supported();
 	initialize_cpu_list();
 
+	if ($systemd_systemctl && $systemd_system_dir &&
+	    -f "$systemd_system_dir/lm_sensors.service") {
+		system("$systemd_systemctl", "stop", "lm_sensors.service");
+	} elsif (-x "/sbin/service" && -f "/etc/init.d/lm_sensors" &&
+		 -f "/var/lock/subsys/lm_sensors") {
+		system("/sbin/service", "lm_sensors", "stop");
+	}
+
 	print "# sensors-detect revision $revision\n";
 	initialize_dmi_data();
 	print_dmi_summary();