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authorLennart Poettering <lennart@poettering.net>2014-11-14 13:05:01 +0100
committerLennart Poettering <lennart@poettering.net>2014-11-14 13:18:51 +0100
commit8022212b3b8e553fd83b87575f3e730e56852d5d (patch)
treea8797b3a9b741c6217a74be35abfb94477531575 /src/libsystemd/sd-bus
parent34b950a8d8b83b3c101beba479a9ddae8c2ebb93 (diff)
sd-bus: add sd_bus_message_is_empty() for checking whether a message carries any body
Diffstat (limited to 'src/libsystemd/sd-bus')
-rw-r--r--src/libsystemd/sd-bus/bus-message.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/libsystemd/sd-bus/bus-message.c b/src/libsystemd/sd-bus/bus-message.c
index 1a8c445f0b..9d6647b2c4 100644
--- a/src/libsystemd/sd-bus/bus-message.c
+++ b/src/libsystemd/sd-bus/bus-message.c
@@ -5380,6 +5380,12 @@ _public_ const char* sd_bus_message_get_signature(sd_bus_message *m, int complet
return strempty(c->signature);
}
+_public_ int sd_bus_message_is_empty(sd_bus_message *m) {
+ assert_return(m, -EINVAL);
+
+ return isempty(m->root_container.signature);
+}
+
_public_ int sd_bus_message_copy(sd_bus_message *m, sd_bus_message *source, int all) {
bool done_something = false;
int r;