journal: implement seek to head/tail

[elogind.git] / src / loginctl.c

diff --git a/src/loginctl.c b/src/loginctl.c
index 53058d07a730f47b36b82dd624c84dd3ffb9aa98..1be47c8dde9b8a3340c251a947ebbf49d5a3a2f6 100644 (file)
--- a/src/loginctl.c
+++ b/src/loginctl.c
@@ -64,6 +64,8 @@ static bool on_tty(void) {
 }
 
 static void pager_open_if_enabled(void) {
+
+        /* Cache result before we open the pager */
         on_tty();
 
         if (!arg_no_pager)
@@ -391,7 +393,7 @@ static void print_session_status_info(SessionStatusInfo *i) {
 
                 printf("\t  Leader: %u", (unsigned) i->leader);
 
-                get_process_name(i->leader, &t);
+                get_process_comm(i->leader, &t);
                 if (t) {
                         printf(" (%s)", t);
                         free(t);
@@ -1061,10 +1063,9 @@ static int show(DBusConnection *bus, char **args, unsigned n) {
                         uid_t uid;
                         uint32_t u;
 
-                        r = get_user_creds((const char**) (args+i), &uid, NULL, NULL);
-                        if (r < 0) {
+                        ret = get_user_creds((const char**) (args+i), &uid, NULL, NULL);
+                        if (ret < 0) {
                                 log_error("User %s unknown.", args[i]);
-                                r = -ENOENT;
                                 goto finish;
                         }
 
@@ -1146,7 +1147,7 @@ finish:
 }
 
 static int activate(DBusConnection *bus, char **args, unsigned n) {
-        DBusMessage *m = NULL, *reply = NULL;
+        DBusMessage *m = NULL;
         int ret = 0;
         DBusError error;
         unsigned i;
@@ -1157,6 +1158,8 @@ static int activate(DBusConnection *bus, char **args, unsigned n) {
         dbus_error_init(&error);
 
         for (i = 1; i < n; i++) {
+                DBusMessage *reply;
+
                 m = dbus_message_new_method_call(
                                 "org.freedesktop.login1",
                                 "/org/freedesktop/login1",
@@ -1195,16 +1198,13 @@ finish:
         if (m)
                 dbus_message_unref(m);
 
-        if (reply)
-                dbus_message_unref(reply);
-
         dbus_error_free(&error);
 
         return ret;
 }
 
 static int kill_session(DBusConnection *bus, char **args, unsigned n) {
-        DBusMessage *m = NULL, *reply = NULL;
+        DBusMessage *m = NULL;
         int ret = 0;
         DBusError error;
         unsigned i;
@@ -1218,6 +1218,8 @@ static int kill_session(DBusConnection *bus, char **args, unsigned n) {
                 arg_kill_who = "all";
 
         for (i = 1; i < n; i++) {
+                DBusMessage *reply;
+
                 m = dbus_message_new_method_call(
                                 "org.freedesktop.login1",
                                 "/org/freedesktop/login1",
@@ -1255,16 +1257,13 @@ finish:
         if (m)
                 dbus_message_unref(m);
 
-        if (reply)
-                dbus_message_unref(reply);
-
         dbus_error_free(&error);
 
         return ret;
 }
 
 static int enable_linger(DBusConnection *bus, char **args, unsigned n) {
-        DBusMessage *m = NULL, *reply = NULL;
+        DBusMessage *m = NULL;
         int ret = 0;
         DBusError error;
         unsigned i;
@@ -1278,6 +1277,7 @@ static int enable_linger(DBusConnection *bus, char **args, unsigned n) {
         b = streq(args[0], "enable-linger");
 
         for (i = 1; i < n; i++) {
+                DBusMessage *reply;
                 uint32_t u;
                 uid_t uid;
 
@@ -1327,16 +1327,13 @@ finish:
         if (m)
                 dbus_message_unref(m);
 
-        if (reply)
-                dbus_message_unref(reply);
-
         dbus_error_free(&error);
 
         return ret;
 }
 
 static int terminate_user(DBusConnection *bus, char **args, unsigned n) {
-        DBusMessage *m = NULL, *reply = NULL;
+        DBusMessage *m = NULL;
         int ret = 0;
         DBusError error;
         unsigned i;
@@ -1349,6 +1346,7 @@ static int terminate_user(DBusConnection *bus, char **args, unsigned n) {
         for (i = 1; i < n; i++) {
                 uint32_t u;
                 uid_t uid;
+                DBusMessage *reply;
 
                 m = dbus_message_new_method_call(
                                 "org.freedesktop.login1",
@@ -1394,16 +1392,13 @@ finish:
         if (m)
                 dbus_message_unref(m);
 
-        if (reply)
-                dbus_message_unref(reply);
-
         dbus_error_free(&error);
 
         return ret;
 }
 
 static int kill_user(DBusConnection *bus, char **args, unsigned n) {
-        DBusMessage *m = NULL, *reply = NULL;
+        DBusMessage *m = NULL;
         int ret = 0;
         DBusError error;
         unsigned i;
@@ -1417,6 +1412,7 @@ static int kill_user(DBusConnection *bus, char **args, unsigned n) {
                 arg_kill_who = "all";
 
         for (i = 1; i < n; i++) {
+                DBusMessage *reply;
                 uid_t uid;
                 uint32_t u;
 
@@ -1465,16 +1461,13 @@ finish:
         if (m)
                 dbus_message_unref(m);
 
-        if (reply)
-                dbus_message_unref(reply);
-
         dbus_error_free(&error);
 
         return ret;
 }
 
 static int attach(DBusConnection *bus, char **args, unsigned n) {
-        DBusMessage *m = NULL, *reply = NULL;
+        DBusMessage *m = NULL;
         int ret = 0;
         DBusError error;
         unsigned i;
@@ -1486,6 +1479,8 @@ static int attach(DBusConnection *bus, char **args, unsigned n) {
         dbus_error_init(&error);
 
         for (i = 2; i < n; i++) {
+                DBusMessage *reply;
+
                 m = dbus_message_new_method_call(
                                 "org.freedesktop.login1",
                                 "/org/freedesktop/login1",
@@ -1523,9 +1518,6 @@ finish:
         if (m)
                 dbus_message_unref(m);
 
-        if (reply)
-                dbus_message_unref(reply);
-
         dbus_error_free(&error);
 
         return ret;
@@ -1581,7 +1573,7 @@ finish:
 }
 
 static int terminate_seat(DBusConnection *bus, char **args, unsigned n) {
-        DBusMessage *m = NULL, *reply = NULL;
+        DBusMessage *m = NULL;
         int ret = 0;
         DBusError error;
         unsigned i;
@@ -1592,6 +1584,8 @@ static int terminate_seat(DBusConnection *bus, char **args, unsigned n) {
         dbus_error_init(&error);
 
         for (i = 1; i < n; i++) {
+                DBusMessage *reply;
+
                 m = dbus_message_new_method_call(
                                 "org.freedesktop.login1",
                                 "/org/freedesktop/login1",
@@ -1627,9 +1621,6 @@ finish:
         if (m)
                 dbus_message_unref(m);
 
-        if (reply)
-                dbus_message_unref(reply);
-
         dbus_error_free(&error);
 
         return ret;