layer-add-surfaces: Register for ilm shutdown notification

Register for ilm shutdown notification so that we would be notified
when some unrecoverable error occurs in ilmControl.

Signed-off-by: Rajendraprasad K J <KarammelJayakumar.Rajendraprasad@in.bosch.com>

1 files changed, 31 insertions, 0 deletions

diff --git a/ivi-layermanagement-examples/layer-add-surfaces/src/layer-add-surfaces.c b/ivi-layermanagement-examples/layer-add-surfaces/src/layer-add-surfaces.c
index 5a31fa3..a271da2 100644
--- a/ivi-layermanagement-examples/layer-add-surfaces/src/layer-add-surfaces.c
+++ b/ivi-layermanagement-examples/layer-add-surfaces/src/layer-add-surfaces.c
@@ -96,6 +96,35 @@ static void callbackFunction(ilmObjectType object, t_ilm_uint id, t_ilm_bool cre
     }
 }
 
+static void shutdownCallbackFunction(t_ilm_shutdown_error_type error_type,
+                                     int errornum,
+                                     void *user_data)
+{
+    (void) user_data;
+
+    switch (error_type) {
+        case ILM_ERROR_WAYLAND:
+        {
+            printf("layer-add-surfaces: exit, ilm shutdown due to wayland error: %s\n",
+                   strerror(errornum));
+            break;
+        }
+        case ILM_ERROR_POLL:
+        {
+            printf("layer-add-surfaces: exit, ilm shutdown due to poll error: %s\n",
+                   strerror(errornum));
+            break;
+        }
+        default:
+        {
+            printf("layer-add-surfaces: exit, ilm shutdown due to unknown reason: %s\n",
+                   strerror(errornum));
+        }
+    }
+
+    exit(1);
+}
+
 /* Choose the display with the largest resolution.*/
 static t_ilm_uint choose_screen(void)
 {
@@ -235,6 +264,8 @@ int main (int argc, char *argv[])
         return -1;
     }
 
+    ilm_registerShutdownNotification(shutdownCallbackFunction, NULL);
+
     screen_ID = choose_screen();
     ilm_layerCreateWithDimension(&layer, screenWidth, screenHeight);
     printf("layer-add-surfaces: layer (%d) destination region: x:0 y:0 w:%u h:%u\n", layer, screenWidth, screenHeight);