tree-wide: drop 'This file is part of systemd' blurb

[elogind.git] / src / libelogind / sd-bus / bus-convenience.c

diff --git a/src/libelogind/sd-bus/bus-convenience.c b/src/libelogind/sd-bus/bus-convenience.c
index 7d702e637655490feed57aaee72207e77d40b176..47da334b93318f16bda46d458f81f5dfcdc3927f 100644 (file)
--- a/src/libelogind/sd-bus/bus-convenience.c
+++ b/src/libelogind/sd-bus/bus-convenience.c
@@ -1,21 +1,6 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */
 /***
-  This file is part of systemd.
-
   Copyright 2013 Lennart Poettering
-
-  systemd is free software; you can redistribute it and/or modify it
-  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
-  Lesser General Public License for more details.
-
-  You should have received a copy of the GNU Lesser General Public License
-  along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
 #include "bus-internal.h"
@@ -36,6 +21,7 @@ _public_ int sd_bus_emit_signal(
         int r;
 
         assert_return(bus, -EINVAL);
+        assert_return(bus = bus_resolve(bus), -ENOPKG);
         assert_return(!bus_pid_changed(bus), -ECHILD);
 
         if (!BUS_IS_OPEN(bus->state))
@@ -73,6 +59,7 @@ _public_ int sd_bus_call_method_async(
         int r;
 
         assert_return(bus, -EINVAL);
+        assert_return(bus = bus_resolve(bus), -ENOPKG);
         assert_return(!bus_pid_changed(bus), -ECHILD);
 
         if (!BUS_IS_OPEN(bus->state))
@@ -646,6 +633,7 @@ _public_ int sd_bus_match_signal(
         const char *expression;
 
         assert_return(bus, -EINVAL);
+        assert_return(bus = bus_resolve(bus), -ENOPKG);
         assert_return(!bus_pid_changed(bus), -ECHILD);
         assert_return(!sender || service_name_is_valid(sender), -EINVAL);
         assert_return(!path || object_path_is_valid(path), -EINVAL);
@@ -671,6 +659,7 @@ _public_ int sd_bus_match_signal_async(
         const char *expression;
 
         assert_return(bus, -EINVAL);
+        assert_return(bus = bus_resolve(bus), -ENOPKG);
         assert_return(!bus_pid_changed(bus), -ECHILD);
         assert_return(!sender || service_name_is_valid(sender), -EINVAL);
         assert_return(!path || object_path_is_valid(path), -EINVAL);