From: Frederic Crozat <fcrozat@suse.com>
Date: Fri, 15 Feb 2013 16:04:39 +0000
Subject: handle /etc/HOSTNAME

(bnc#803653)
---
 src/core/hostname-setup.c |   20 +++++++++++++++-----
 src/hostname/hostnamed.c  |   12 +++++++++++-
 2 files changed, 26 insertions(+), 6 deletions(-)

Index: systemd-218/src/core/hostname-setup.c
===================================================================
--- systemd-218.orig/src/core/hostname-setup.c
+++ systemd-218/src/core/hostname-setup.c
@@ -61,12 +61,22 @@ int hostname_setup(void) {
 
         r = read_and_strip_hostname("/etc/hostname", &b);
         if (r < 0) {
-                if (r == -ENOENT)
-                        enoent = true;
-                else
+                if (r == -ENOENT) {
+                        /* use SUSE fallback */
+                        r = read_and_strip_hostname("/etc/HOSTNAME", &b);
+                        if (r < 0) {
+                                if (r == -ENOENT)
+                                        enoent = true;
+                                else
+                                        log_warning("Failed to read configured hostname: %s", strerror(-r));
+                                hn = NULL;
+                        } else {
+                                hn = b;
+			}
+		} else {
                         log_warning_errno(r, "Failed to read configured hostname: %m");
-
-                hn = NULL;
+                        hn = NULL;
+		}
         } else
                 hn = b;
 
Index: systemd-218/src/hostname/hostnamed.c
===================================================================
--- systemd-218.orig/src/hostname/hostnamed.c
+++ systemd-218/src/hostname/hostnamed.c
@@ -124,6 +124,10 @@ static int context_read_data(Context *c)
         if (r < 0 && r != -ENOENT)
                 return r;
 
+        r = read_one_line_file("/etc/HOSTNAME", &c->data[PROP_STATIC_HOSTNAME]);
+        if (r < 0 && r != -ENOENT)
+                return r;
+
         return 0;
 }
 
@@ -295,6 +299,7 @@ static int context_update_kernel_hostnam
 }
 
 static int context_write_data_static_hostname(Context *c) {
+        int r;
 
         assert(c);
 
@@ -305,7 +310,12 @@ static int context_write_data_static_hos
 
                 return 0;
         }
-        return write_string_file_atomic_label("/etc/hostname", c->data[PROP_STATIC_HOSTNAME]);
+
+        r = write_string_file_atomic_label("/etc/hostname", c->data[PROP_STATIC_HOSTNAME]);
+        if (!r) {
+                r = symlink_atomic("/etc/hostname", "/etc/HOSTNAME");
+        }
+        return r;
 }
 
 static int context_write_data_machine_info(Context *c) {