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authorLennart Poettering <lennart@poettering.net>2014-11-04 16:58:42 +0100
committerLennart Poettering <lennart@poettering.net>2014-11-04 18:09:19 +0100
commitf4b2933ee7890e5d414ab266d8586f19027a2bd9 (patch)
tree87d49a134602d8237fd426627989fa7822f664da /src/libsystemd/sd-event/sd-event.c
parentd1b91c99d9241f7f79756a42f845cf35992888cd (diff)
sd-bus,sd-event: unify error handling of object descriptions
a) When getting the description return ENXIO if none is set b) Allow setting a description to NULL c) return ECHILD on fork() like for other calls
Diffstat (limited to 'src/libsystemd/sd-event/sd-event.c')
-rw-r--r--src/libsystemd/sd-event/sd-event.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/libsystemd/sd-event/sd-event.c b/src/libsystemd/sd-event/sd-event.c
index e856d68251..fb436adc13 100644
--- a/src/libsystemd/sd-event/sd-event.c
+++ b/src/libsystemd/sd-event/sd-event.c
@@ -1258,6 +1258,7 @@ _public_ sd_event_source* sd_event_source_unref(sd_event_source *s) {
_public_ int sd_event_source_set_description(sd_event_source *s, const char *description) {
assert_return(s, -EINVAL);
+ assert_return(!event_pid_changed(s->event), -ECHILD);
return free_and_strdup(&s->description, description);
}
@@ -1265,6 +1266,8 @@ _public_ int sd_event_source_set_description(sd_event_source *s, const char *des
_public_ int sd_event_source_get_description(sd_event_source *s, const char **description) {
assert_return(s, -EINVAL);
assert_return(description, -EINVAL);
+ assert_return(s->description, -ENXIO);
+ assert_return(!event_pid_changed(s->event), -ECHILD);
*description = s->description;
return 0;