terminal: raise sysview DEVICE_CHANGE events per attachment

[elogind.git] / src / libsystemd-terminal / sysview.c

diff --git a/src/libsystemd-terminal/sysview.c b/src/libsystemd-terminal/sysview.c
index 161ea117a4fbe88308e06186f557fdddbacba2ca..5b623c1e6c35592fb2342fa7321444d16285121f 100644 (file)
--- a/src/libsystemd-terminal/sysview.c
+++ b/src/libsystemd-terminal/sysview.c
@@ -517,10 +517,11 @@ static int context_raise_session_detach(sysview_context *c, sysview_session *ses
         return context_raise(c, &event, 0);
 }
 
-static int context_raise_device_change(sysview_context *c, sysview_device *device, struct udev_device *ud) {
+static int context_raise_session_refresh(sysview_context *c, sysview_session *session, sysview_device *device, struct udev_device *ud) {
         sysview_event event = {
-                .type = SYSVIEW_EVENT_DEVICE_CHANGE,
-                .device_change = {
+                .type = SYSVIEW_EVENT_SESSION_REFRESH,
+                .session_refresh = {
+                        .session = session,
                         .device = device,
                         .ud = ud,
                 }
@@ -581,6 +582,31 @@ static int context_remove_device(sysview_context *c, sysview_device *device) {
         return error;
 }
 
+static int context_change_device(sysview_context *c, sysview_device *device, struct udev_device *ud) {
+        sysview_session *session;
+        int r, error = 0;
+        Iterator i;
+
+        assert(c);
+        assert(device);
+
+        log_debug("sysview: change device '%s'", device->name);
+
+        HASHMAP_FOREACH(session, device->seat->session_map, i) {
+                if (!session->public)
+                        continue;
+
+                r = context_raise_session_refresh(c, session, device, ud);
+                if (r != 0)
+                        error = r;
+        }
+
+        if (error < 0)
+                log_debug("sysview: error while changing device '%s': %s",
+                          device->name, strerror(-r));
+        return error;
+}
+
 static int context_add_session(sysview_context *c, sysview_seat *seat, const char *id) {
         sysview_session *session;
         sysview_device *device;
@@ -884,7 +910,7 @@ static int context_ud_hotplug(sysview_context *c, struct udev_device *d) {
                 if (!device)
                         return 0;
 
-                return context_raise_device_change(c, device, d);
+                return context_change_device(c, device, d);
         } else if (!action || streq_ptr(action, "add")) {
                 struct udev_device *p;
                 unsigned int type, t;