user-sessions: add minimal utility to kill user sessions that shall be called before...

[elogind.git] / src / utmp-wtmp.c

diff --git a/src/utmp-wtmp.c b/src/utmp-wtmp.c
index 5aafb7b722272b411c051746a2bc834f64e0475f..77baaffacfdec7cc3a49f519bf69731664f61e24 100644 (file)
--- a/src/utmp-wtmp.c
+++ b/src/utmp-wtmp.c
@@ -1,4 +1,4 @@
-/*-*- Mode: C; c-basic-offset: 8 -*-*/
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
 
 /***
   This file is part of systemd.
@@ -202,11 +202,11 @@ int utmp_put_runlevel(usec_t t, int runlevel, int previous) {
 
                         previous = 0;
                 }
-
-                if (previous == runlevel)
-                        return 0;
         }
 
+        if (previous == runlevel)
+                return 0;
+
         init_entry(&store, t);
 
         store.ut_type = RUN_LVL;
@@ -290,27 +290,26 @@ finish:
 
 int utmp_wall(const char *message) {
         struct utmpx *u;
-        char date[26];
-        char *text, *hn, *un, *tty;
+        char date[FORMAT_TIMESTAMP_MAX];
+        char *text = NULL, *hn = NULL, *un = NULL, *tty = NULL;
         int r;
-        time_t t;
 
         if (!(hn = gethostname_malloc()) ||
-            !(un = getlogname_malloc()) ||
-            !(tty = getttyname_malloc())) {
+            !(un = getlogname_malloc())) {
                 r = -ENOMEM;
                 goto finish;
         }
 
-        time(&t);
-        assert_se(ctime_r(&t, date));
-        delete_chars(date, "\n\r");
+        getttyname_malloc(&tty);
 
         if (asprintf(&text,
                      "\a\r\n"
-                     "Broadcast message from %s@%s on %s (%s):\r\n\r\n"
+                     "Broadcast message from %s@%s%s%s (%s):\r\n\r\n"
                      "%s\r\n\r\n",
-                     un, hn, tty, date, message) < 0) {
+                     un, hn,
+                     tty ? " on " : "", strempty(tty),
+                     format_timestamp(date, sizeof(date), now(CLOCK_REALTIME)),
+                     message) < 0) {
                 r = -ENOMEM;
                 goto finish;
         }