[PATCH weston 03/14] ivi-shell: introduction of IVI_INVALID_ID

[Michael Teyfel]

Introduction of IVI_INVALID_ID for xdg-shell applications.

Signed-off-by: Michael Teyfel <mteyfel at de.adit-jv.com>
---
 ivi-shell/ivi-layout-export.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ivi-shell/ivi-layout-export.h b/ivi-shell/ivi-layout-export.h
index 2317d6e..e1e897e 100644
--- a/ivi-shell/ivi-layout-export.h
+++ b/ivi-shell/ivi-layout-export.h
@@ -56,12 +56,14 @@ extern "C" {
 #endif /* __cplusplus */
 
 #include <stdint.h>
+#include <limits.h>
 
 #include "stdbool.h"
 #include "compositor.h"
 
 #define IVI_SUCCEEDED (0)
 #define IVI_FAILED (-1)
+#define IVI_INVALID_ID UINT_MAX
 
 struct ivi_layout_layer;
 struct ivi_layout_screen;
-- 
2.7.4