X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=extras%2Frule_generator%2Fwrite_net_rules;h=cb346757cc40050e034dada01224f4fc0790629b;hp=d1086f086ee998cd16d6937bfec56cd003fa87ed;hb=9bdca442ef3f7d54cea9827605ec635712009735;hpb=84629ccd85cb65c82dd9cb1c5411c55f2c0abbf0

diff --git a/extras/rule_generator/write_net_rules b/extras/rule_generator/write_net_rules
index d1086f086..cb346757c 100644
--- a/extras/rule_generator/write_net_rules
+++ b/extras/rule_generator/write_net_rules
@@ -22,6 +22,13 @@
 #   INTERFACE_NAME        requested name supplied by external tool
 #   INTERFACE_NEW         new interface name returned by rule writer
 
+# debug, if UDEV_LOG=<debug>
+if [ -n "$UDEV_LOG" ]; then
+	if [ "$UDEV_LOG" -ge 7 ]; then
+		set -x
+	fi
+fi
+
 RULES_FILE='/etc/udev/rules.d/70-persistent-net.rules'
 
 . /lib/udev/rule_generator.functions
@@ -48,9 +55,10 @@ write_rule() {
 	if [ "$PRINT_HEADER" ]; then
 		PRINT_HEADER=
 		echo "# This file was automatically generated by the $0"
-		echo "# program run by the persistent-net-generator.rules rules file."
+		echo "# program, run by the persistent-net-generator.rules rules file."
 		echo "#"
-		echo "# You can modify it, as long as you keep each rule on a single line."
+		echo "# You can modify it, as long as you keep each rule on a single"
+		echo "# line, and change only the value of the NAME= key."
 	fi
 
 	echo ""