systemd/fix-write-user-state-file.patch

From 0753f9b016f144a6ebe11cd8a2c377e5a0345443 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 22 May 2012 16:46:11 +0200
Subject: [PATCH] logind: fix write out of user state file

---
 src/login/logind-user.c |   65 ++++++++++++++++++++++++++++++----------------
 1 files changed, 42 insertions(+), 23 deletions(-)

diff --git a/src/login/logind-user.c b/src/login/logind-user.c
index 717f0e2..b7f579c 100644
--- a/src/login/logind-user.c
+++ b/src/login/logind-user.c
@@ -136,40 +136,59 @@ int user_save(User *u) {
 
         if (u->sessions) {
                 Session *i;
+                bool first;
 
                 fputs("SESSIONS=", f);
+                first = true;
                 LIST_FOREACH(sessions_by_user, i, u->sessions) {
-                        fprintf(f,
-                                "%s%c",
-                                i->id,
-                                i->sessions_by_user_next ? ' ' : '\n');
+                        if (first)
+                                first = false;
+                        else
+                                fputc(' ', f);
+
+                        fputs(i->id, f);
                 }
 
-                fputs("SEATS=", f);
+                fputs("\nSEATS=", f);
+                first = true;
                 LIST_FOREACH(sessions_by_user, i, u->sessions) {
-                        if (i->seat)
-                                fprintf(f,
-                                        "%s%c",
-                                        i->seat->id,
-                                        i->sessions_by_user_next ? ' ' : '\n');
+                        if (!i->seat)
+                                continue;
+
+                        if (first)
+                                first = false;
+                        else
+                                fputc(' ', f);
+
+                        fputs(i->seat->id, f);
                 }
 
-                fputs("ACTIVE_SESSIONS=", f);
-                LIST_FOREACH(sessions_by_user, i, u->sessions)
-                        if (session_is_active(i))
-                                fprintf(f,
-                                        "%lu%c",
-                                        (unsigned long) i->user->uid,
-                                        i->sessions_by_user_next ? ' ' : '\n');
+                fputs("\nACTIVE_SESSIONS=", f);
+                first = true;
+                LIST_FOREACH(sessions_by_user, i, u->sessions) {
+                        if (!session_is_active(i))
+                                continue;
+
+                        if (first)
+                                first = false;
+                        else
+                                fputc(' ', f);
+
+                        fputs(i->id, f);
+                }
 
-                fputs("ACTIVE_SEATS=", f);
+                fputs("\nACTIVE_SEATS=", f);
+                first = true;
                 LIST_FOREACH(sessions_by_user, i, u->sessions) {
-                        if (session_is_active(i) && i->seat)
-                                fprintf(f,
-                                        "%s%c",
-                                        i->seat->id,
-                                        i->sessions_by_user_next ? ' ' : '\n');
+                        if (!session_is_active(i) || !i->seat)
+                                continue;
+
+                        if (first)
+                                first = false;
+                        else
+                                fputs(i->seat->id, f);
                 }
+                fputc('\n', f);
         }
 
         fflush(f);
-- 
1.7.7