sd-event: allow naming event sources

3 files changed, 33 insertions, 0 deletions

diff --git a/src/libsystemd/libsystemd.sym.m4 b/src/libsystemd/libsystemd.sym.m4
index 3fc9983f98..d1450fbb26 100644
--- a/src/libsystemd/libsystemd.sym.m4
+++ b/src/libsystemd/libsystemd.sym.m4
@@ -382,6 +382,8 @@ global:
         sd_event_get_watchdog;
         sd_event_source_ref;
         sd_event_source_unref;
+        sd_event_source_set_name;
+        sd_event_source_get_name;
         sd_event_source_set_prepare;
         sd_event_source_get_pending;
         sd_event_source_get_priority;
diff --git a/src/libsystemd/sd-event/sd-event.c b/src/libsystemd/sd-event/sd-event.c
index 32777e386b..a2935abd64 100644
--- a/src/libsystemd/sd-event/sd-event.c
+++ b/src/libsystemd/sd-event/sd-event.c
@@ -66,6 +66,8 @@ struct sd_event_source {
         void *userdata;
         sd_event_handler_t prepare;
 
+        char *name;
+
         EventSourceType type:5;
         int enabled:3;
         bool pending:1;
@@ -685,6 +687,7 @@ static void source_free(sd_event_source *s) {
         assert(s);
 
         source_disconnect(s);
+        free(s->name);
         free(s);
 }
 
@@ -1223,6 +1226,32 @@ _public_ sd_event_source* sd_event_source_unref(sd_event_source *s) {
         return NULL;
 }
 
+_public_ int sd_event_source_set_name(sd_event_source *s, const char *name) {
+        char *new_name = NULL;
+
+        assert_return(s, -EINVAL);
+
+        if (name) {
+                new_name = strdup(name);
+                if (!new_name)
+                        return -ENOMEM;
+        }
+
+        free(s->name);
+        s->name = new_name;
+
+        return 0;
+}
+
+_public_ int sd_event_source_get_name(sd_event_source *s, const char **name) {
+        assert_return(s, -EINVAL);
+        assert_return(name, -EINVAL);
+
+        *name = s->name;
+
+        return 0;
+}
+
 _public_ sd_event *sd_event_source_get_event(sd_event_source *s) {
         assert_return(s, NULL);
 
diff --git a/src/systemd/sd-event.h b/src/systemd/sd-event.h
index 8e013b33f6..0dbdcdf2a5 100644
--- a/src/systemd/sd-event.h
+++ b/src/systemd/sd-event.h
@@ -109,6 +109,8 @@ sd_event *sd_event_source_get_event(sd_event_source *s);
 void* sd_event_source_get_userdata(sd_event_source *s);
 void* sd_event_source_set_userdata(sd_event_source *s, void *userdata);
 
+int sd_event_source_set_name(sd_event_source *s, const char *name);
+int sd_event_source_get_name(sd_event_source *s, const char **name);
 int sd_event_source_set_prepare(sd_event_source *s, sd_event_handler_t callback);
 int sd_event_source_get_pending(sd_event_source *s);
 int sd_event_source_get_priority(sd_event_source *s, int64_t *priority);