[Bf-blender-cvs] [3dc86f5] master: Cycles: Add debug print about CLEW initialization status

[Sergey Sharybin]

Commit: 3dc86f586cf75dc34dad45d41e421d252a39beb4
Author: Sergey Sharybin
Date:   Tue Jul 7 14:37:12 2015 +0200
Branches: master
https://developer.blender.org/rB3dc86f586cf75dc34dad45d41e421d252a39beb4

Cycles: Add debug print about CLEW initialization status

===================================================================

M	intern/cycles/device/device_opencl.cpp

===================================================================

diff --git a/intern/cycles/device/device_opencl.cpp b/intern/cycles/device/device_opencl.cpp
index 476bda3..60522c6 100644
--- a/intern/cycles/device/device_opencl.cpp
+++ b/intern/cycles/device/device_opencl.cpp
@@ -3424,7 +3424,17 @@ bool device_opencl_init(void)
 
 	initialized = true;
 
-	result = clewInit() == CLEW_SUCCESS;
+	int clew_result = clewInit();
+	if(clew_result == CLEW_SUCCESS) {
+		VLOG(1) << "CLEW initialization succeeded.";
+		result = true;
+	}
+	else {
+		VLOG(1) << "CLEW initialization failed: "
+		        << ((clew_result == CLEW_ERROR_ATEXIT_FAILED)
+		            ? "Error setting up atexit() handler"
+		            : "Error opening the library");
+	}
 
 	return result;
 }