logind: fix write out of user state file

[elogind.git] / src / login / logind-user.c

diff --git a/src/login/logind-user.c b/src/login/logind-user.c
index 92ba2c2208cf369d5d1199e9c30bf60b742408cc..2b80ff844c889f8d33f1899049d2d11ebd05f6c1 100644 (file)
--- a/src/login/logind-user.c
+++ b/src/login/logind-user.c
@@ -6,16 +6,16 @@
   Copyright 2011 Lennart Poettering
 
   systemd is free software; you can redistribute it and/or modify it
-  under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
   (at your option) any later version.
 
   systemd is distributed in the hope that it will be useful, but
   WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-  General Public License for more details.
+  Lesser General Public License for more details.
 
-  You should have received a copy of the GNU General Public License
+  You should have received a copy of the GNU Lesser General Public License
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
@@ -137,40 +137,59 @@ 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);