+# chk_conf_tag ()
+#
+# Check if configuration file has CARNet package info lines.
+# return: $RET => 0 - tagged
+# 1 - file does not exists
+# 2 - file exists, but it is not tagged
+#
+chk_conf_tag () {
+ local conf_file
+ conf_file="$1"
+ RET=1
+
+ if [ -f "$conf_file" ]; then
+ if egrep -q "^## Begin - Generated by CARNet package ${PKG}$" "$conf_file"; then
+ RET=0
+ else
+ RET=2
+ fi
+ fi
+}
+