From 1e287fe32fd15b1691cbb966feef5fc2f9f6cf7b Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Mon, 24 May 2010 22:29:59 +0200
Subject: [PATCH] unit: turn display-manager.target into a service

---
 Makefile.am                |  7 +++++--
 man/systemd.special.xml.in | 21 +++++++++++++++++++++
 src/manager.h              |  2 +-
 src/service.c              |  2 +-
 4 files changed, 28 insertions(+), 4 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index 9b0e04f9..f1f9da7a 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -517,9 +517,12 @@ install-data-hook:
 		$(LN_S) ../sys-kernel-security.automount sys-kernel-security.automount && \
 		$(LN_S) ../sys-fs-fuse-connections.automount sys-fs-fuse-connections.automount )
 if TARGET_FEDORA
+	( cd $(DESTDIR)$(pkgsysconfdir)/system && \
+		rm -f display-manager.service && \
+		$(LN_S) $(systemunitdir)/prefdm.service display-manager.service )
 	( cd $(DESTDIR)$(pkgsysconfdir)/system/graphical.target.wants && \
-		rm -f prefdm.service && \
-		$(LN_S) $(systemunitdir)/prefdm.service prefdm.service )
+		rm -f display-manager.service && \
+		$(LN_S) ../display-manager.service display-manager.service )
 	( cd $(DESTDIR)$(pkgsysconfdir)/system/multi-user.target.wants && \
 		rm -f rc-local.service && \
 		$(LN_S) $(systemunitdir)/rc-local.service rc-local.service )
diff --git a/man/systemd.special.xml.in b/man/systemd.special.xml.in
index daa93583..1c647e90 100644
--- a/man/systemd.special.xml.in
+++ b/man/systemd.special.xml.in
@@ -51,6 +51,7 @@
                 <para><filename>basic.target</filename>,
                 <filename>ctrl-alt-del.target</filename>,
                 <filename>default.target</filename>,
+                <filename>display-manager.service</filename>,
                 <filename>emergency.service</filename>,
                 <filename>graphical.target</filename>,
                 <filename>halt.target</filename>,
@@ -147,6 +148,26 @@
                                         kernel command line option.</para>
                                 </listitem>
                         </varlistentry>
+                        <varlistentry>
+                                <term><filename>display-manager.service</filename></term>
+                                <listitem>
+                                        <para>The display manager
+                                        service. Usually this should
+                                        be aliased (symlinked) to
+                                        <filename>gdm.service</filename>
+                                        or a similar display manager
+                                        service.</para>
+                                        <para>systemd automatically
+                                        adds dependencies of type
+                                        After for this target unit to
+                                        all SysV init script service
+                                        units with an LSB header
+                                        referring to the
+                                        <literal>$x-display-manager</literal>
+                                        facility, for compatibility
+                                        with Debian.</para>
+                                </listitem>
+                        </varlistentry>
                         <varlistentry>
                                 <term><filename>emergency.service</filename></term>
                                 <listitem>
diff --git a/src/manager.h b/src/manager.h
index e2f9cf67..22ba04f7 100644
--- a/src/manager.h
+++ b/src/manager.h
@@ -105,7 +105,7 @@ struct Watch {
 #define SPECIAL_RPCBIND_TARGET "rpcbind.target"           /* LSB's $portmap */
 #define SPECIAL_SYSLOG_TARGET "syslog.target"             /* LSB's $syslog; Should pull in syslog.socket or syslog.service */
 #define SPECIAL_RTC_SET_TARGET "rtc-set.target"           /* LSB's $time */
-#define SPECIAL_DISPLAY_MANAGER_TARGET "display-manager.target"         /* Debian's $x-display-manager */
+#define SPECIAL_DISPLAY_MANAGER_SERVICE "display-manager.service"       /* Debian's $x-display-manager */
 #define SPECIAL_MAIL_TRANSFER_AGENT_TARGET "mail-transfer-agent.target" /* Debian's $mail-{transport|transfer-agent */
 #define SPECIAL_BASIC_TARGET "basic.target"
 #define SPECIAL_RESCUE_TARGET "rescue.target"
diff --git a/src/service.c b/src/service.c
index d4b874d6..3fbc0acd 100644
--- a/src/service.c
+++ b/src/service.c
@@ -203,7 +203,7 @@ static int sysv_translate_facility(const char *name, char **_r) {
                 /* Debian extensions */
                 "$mail-transport-agent", SPECIAL_MAIL_TRANSFER_AGENT_TARGET,
                 "$mail-transfer-agent",  SPECIAL_MAIL_TRANSFER_AGENT_TARGET,
-                "$x-display-manager",    SPECIAL_DISPLAY_MANAGER_TARGET,
+                "$x-display-manager",    SPECIAL_DISPLAY_MANAGER_SERVICE
         };
 
         unsigned i;
-- 
2.39.5