sd-event: rename sd_event_source_set_name() to sd_event_source_get_name()

To mirror the recent name change of the concept for sd_bus objects,
follow the same logic for sd_event_source objects, too.

src/libsystemd/libsystemd.sym.m4

@@ -387,8 +387,8 @@ 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_description;
+        sd_event_source_get_description;
         sd_event_source_set_prepare;
         sd_event_source_get_pending;
         sd_event_source_get_priority;

src/libsystemd/sd-bus/sd-bus.c

@@ -3015,7 +3015,7 @@ static int attach_io_events(sd_bus *bus) {
                 if (r < 0)
                         return r;
 
-                r = sd_event_source_set_name(bus->input_io_event_source, "bus-input");
+                r = sd_event_source_set_description(bus->input_io_event_source, "bus-input");
         } else
                 r = sd_event_source_set_io_fd(bus->input_io_event_source, bus->input_fd);
 
@@ -3034,7 +3034,7 @@ static int attach_io_events(sd_bus *bus) {
                         if (r < 0)
                                 return r;
 
-                        r = sd_event_source_set_name(bus->input_io_event_source, "bus-output");
+                        r = sd_event_source_set_description(bus->input_io_event_source, "bus-output");
                 } else
                         r = sd_event_source_set_io_fd(bus->output_io_event_source, bus->output_fd);
 
@@ -3087,7 +3087,7 @@ _public_ int sd_bus_attach_event(sd_bus *bus, sd_event *event, int priority) {
         if (r < 0)
                 goto fail;
 
-        r = sd_event_source_set_name(bus->time_event_source, "bus-time");
+        r = sd_event_source_set_description(bus->time_event_source, "bus-time");
         if (r < 0)
                 goto fail;
 
@@ -3095,7 +3095,7 @@ _public_ int sd_bus_attach_event(sd_bus *bus, sd_event *event, int priority) {
         if (r < 0)
                 goto fail;
 
-        r = sd_event_source_set_name(bus->quit_event_source, "bus-exit");
+        r = sd_event_source_set_description(bus->quit_event_source, "bus-exit");
         if (r < 0)
                 goto fail;
 

src/libsystemd/sd-event/sd-event.c

@@ -66,7 +66,7 @@ struct sd_event_source {
         void *userdata;
         sd_event_handler_t prepare;
 
-        char *name;
+        char *description;
 
         EventSourceType type:5;
         int enabled:3;
@@ -737,7 +737,7 @@ static void source_free(sd_event_source *s) {
         assert(s);
 
         source_disconnect(s);
-        free(s->name);
+        free(s->description);
         free(s);
 }
 
@@ -1253,18 +1253,17 @@ _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) {
+_public_ int sd_event_source_set_description(sd_event_source *s, const char *description) {
         assert_return(s, -EINVAL);
 
-        return free_and_strdup(&s->name, name);
+        return free_and_strdup(&s->description, description);
 }
 
-_public_ int sd_event_source_get_name(sd_event_source *s, const char **name) {
+_public_ int sd_event_source_get_description(sd_event_source *s, const char **description) {
         assert_return(s, -EINVAL);
-        assert_return(name, -EINVAL);
-
-        *name = s->name;
+        assert_return(description, -EINVAL);
 
+        *description = s->description;
         return 0;
 }
 
@@ -2152,8 +2151,8 @@ static int source_dispatch(sd_event_source *s) {
         s->dispatching = false;
 
         if (r < 0) {
-                if (s->name)
-                        log_debug("Event source '%s' returned error, disabling: %s", s->name, strerror(-r));
+                if (s->description)
+                        log_debug("Event source '%s' returned error, disabling: %s", s->description, strerror(-r));
                 else
                         log_debug("Event source %p returned error, disabling: %s", s, strerror(-r));
         }
@@ -2190,8 +2189,8 @@ static int event_prepare(sd_event *e) {
                 s->dispatching = false;
 
                 if (r < 0) {
-                        if (s->name)
-                                log_debug("Prepare callback of event source '%s' returned error, disabling: %s", s->name, strerror(-r));
+                        if (s->description)
+                                log_debug("Prepare callback of event source '%s' returned error, disabling: %s", s->description, strerror(-r));
                         else
                                 log_debug("Prepare callback of event source %p returned error, disabling: %s", s, strerror(-r));
                 }

src/libsystemd/sd-rtnl/sd-rtnl.c

@@ -859,7 +859,7 @@ int sd_rtnl_attach_event(sd_rtnl *rtnl, sd_event *event, int priority) {
         if (r < 0)
                 goto fail;
 
-        r = sd_event_source_set_name(rtnl->io_event_source, "rtnl-receive-message");
+        r = sd_event_source_set_description(rtnl->io_event_source, "rtnl-receive-message");
         if (r < 0)
                 goto fail;
 
@@ -875,7 +875,7 @@ int sd_rtnl_attach_event(sd_rtnl *rtnl, sd_event *event, int priority) {
         if (r < 0)
                 goto fail;
 
-        r = sd_event_source_set_name(rtnl->time_event_source, "rtnl-timer");
+        r = sd_event_source_set_description(rtnl->time_event_source, "rtnl-timer");
         if (r < 0)
                 goto fail;
 
@@ -883,7 +883,7 @@ int sd_rtnl_attach_event(sd_rtnl *rtnl, sd_event *event, int priority) {
         if (r < 0)
                 goto fail;
 
-        r = sd_event_source_set_name(rtnl->exit_event_source, "rtnl-exit");
+        r = sd_event_source_set_description(rtnl->exit_event_source, "rtnl-exit");
         if (r < 0)
                 goto fail;