From cacc352159c5bdaf1c21846cecdd1eb7b031e1d3 Mon Sep 17 00:00:00 2001
From: Yu Shiqiang <shiqiang.yu@intel.com>
Date: Wed, 12 Feb 2020 20:00:17 -0500
Subject: [PATCH] Fix issue#26 that gwl->init doesn't show the error code

---
 daemon/display_window_util_wl.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/daemon/display_window_util_wl.cpp b/daemon/display_window_util_wl.cpp
index 71ad247..b982e0b 100644
--- a/daemon/display_window_util_wl.cpp
+++ b/daemon/display_window_util_wl.cpp
@@ -22,6 +22,7 @@
 #include <string.h>
 #include <list>
 #include <stdlib.h>
+#include <errno.h>
 
 /* IAS Wayland library for IPC calls from hdcpd to IAS compositor *
  * need to set LD_LIBRARY_PATH if library is not in standard path *
@@ -76,7 +77,7 @@ EGLNativeDisplayType util_create_display(int screen)
 	/* Call class's function */
 	ret = gwl->init();
 	if(ret == 0) {
-		cerr<<"WL base Class init is failed"<<endl;
+		cerr<<"WL base Class init is failed "<< errno << endl;
 		dlclose(lib_hdl);
 		return 0;
 	}