systemd/handle-HOSTNAME.patch

Index: systemd-195/src/hostname/hostnamed.c
===================================================================
--- systemd-195.orig/src/hostname/hostnamed.c
+++ systemd-195/src/hostname/hostnamed.c
@@ -118,6 +118,10 @@ static int read_data(void) {
         if (r < 0 && r != -ENOENT)
                 return r;
 
+        r = read_one_line_file("/etc/HOSTNAME", &data[PROP_STATIC_HOSTNAME]);
+        if (r < 0 && r != -ENOENT)
+                return r;
+
         return 0;
 }
 
@@ -204,6 +208,7 @@ static int write_data_hostname(void) {
 
 static int write_data_static_hostname(void) {
 
+        int r;
         if (isempty(data[PROP_STATIC_HOSTNAME])) {
 
                 if (unlink("/etc/hostname") < 0)
@@ -212,7 +217,11 @@ static int write_data_static_hostname(vo
                 return 0;
         }
 
-        return write_one_line_file_atomic("/etc/hostname", data[PROP_STATIC_HOSTNAME]);
+        r = write_one_line_file_atomic("/etc/hostname", data[PROP_STATIC_HOSTNAME]);
+        if (!r) {
+                r = symlink_atomic("/etc/hostname", "/etc/HOSTNAME");
+        }
+        return r;
 }
 
 static int write_data_other(void) {