From 504be7ba5c9e10415350211c9ec222d92c2b8b2d Mon Sep 17 00:00:00 2001
From: nds <nds@opencascade.com>
Date: Wed, 1 Feb 2017 11:38:34 +0300
Subject: [PATCH] 1. Fix for crash on Debian

2. Remove CMake information message about trying to find debug tools
---
 CMakeCommon/FindDFBrowser.cmake   |  4 ----
 CMakeCommon/FindVInspector.cmake  |  4 ----
 src/GeomAPI/GeomAPI_AISObject.cpp | 24 +++++++++++++++---------
 3 files changed, 15 insertions(+), 17 deletions(-)

diff --git a/CMakeCommon/FindDFBrowser.cmake b/CMakeCommon/FindDFBrowser.cmake
index 46166288c..74e54563a 100644
--- a/CMakeCommon/FindDFBrowser.cmake
+++ b/CMakeCommon/FindDFBrowser.cmake
@@ -9,10 +9,6 @@
 ## Copyright (C) 2014-20xx CEA/DEN, EDF R&D
 #=============================================================================
 
-IF(NOT DFBROWSER_FIND_QUIETLY)
-  MESSAGE(STATUS "Try to find DFBrowser at $ENV{DFBROWSER_ROOT_DIR}...")
-ENDIF()
-
 SET(DFBROWSER_ROOT_DIR $ENV{DFBROWSER_ROOT_DIR} CACHE PATH "Path to the DFBrowser directory")
 IF(EXISTS ${DFBROWSER_ROOT_DIR})
   SET(DFBROWSER_INCLUDE_DIR "${DFBROWSER_ROOT_DIR}/include")
diff --git a/CMakeCommon/FindVInspector.cmake b/CMakeCommon/FindVInspector.cmake
index fcd7db44f..c86abdf05 100644
--- a/CMakeCommon/FindVInspector.cmake
+++ b/CMakeCommon/FindVInspector.cmake
@@ -9,10 +9,6 @@
 ## Copyright (C) 2014-20xx CEA/DEN, EDF R&D
 #=============================================================================
 
-IF(NOT VINSPECTOR_FIND_QUIETLY)
-  MESSAGE(STATUS "Try to find VInspector at $ENV{VINSPECTOR_ROOT_DIR}...")
-ENDIF()
-
 SET(VINSPECTOR_ROOT_DIR $ENV{VINSPECTOR_ROOT_DIR} CACHE PATH "Path to the VInspector directory")
 IF(EXISTS $ENV{VINSPECTOR_ROOT_DIR})
   SET(VINSPECTOR_INCLUDE_DIR "$ENV{VINSPECTOR_ROOT_DIR}/include")
diff --git a/src/GeomAPI/GeomAPI_AISObject.cpp b/src/GeomAPI/GeomAPI_AISObject.cpp
index 7f2fd8011..8a3852baa 100644
--- a/src/GeomAPI/GeomAPI_AISObject.cpp
+++ b/src/GeomAPI/GeomAPI_AISObject.cpp
@@ -316,7 +316,10 @@ void GeomAPI_AISObject::setColor(const int& theColor)
     aDimAIS->DimensionAspect()->SetCommonColor(aColor);
   }
   Handle(AIS_InteractiveContext) aContext = anAIS->GetContext();
-  aContext->SetColor(anAIS, aColor, false);
+  if (!aContext.IsNull())
+    aContext->SetColor(anAIS, aColor, false);
+  else
+    anAIS->SetColor(aColor);
 }
 
 double GeomAPI_AISObject::width()
@@ -358,7 +361,10 @@ bool GeomAPI_AISObject::setColor(int theR, int theG, int theB)
     aDimAIS->DimensionAspect()->SetCommonColor(aColor);
   }
   Handle(AIS_InteractiveContext) aContext = anAIS->GetContext();
-  aContext->SetColor(anAIS, aColor, false);
+  if (!aContext.IsNull())
+    aContext->SetColor(anAIS, aColor, false);
+  else
+    anAIS->SetColor(aColor);
   return true;
 }
 
@@ -464,13 +470,13 @@ bool GeomAPI_AISObject::setLineStyle(int theStyle)
     if (aDrawer->HasOwnWireAspect()) {
       aLineAspect = aDrawer->WireAspect();
     }
-    Quantity_Color aCurrentColor;
-    Aspect_TypeOfLine aCurrentType;
-    Standard_Real aCurrentWidth;
-    aLineAspect->Aspect()->Values(aCurrentColor, aCurrentType, aCurrentWidth);
-    isChanged = aType != aCurrentType;
-    if (isChanged) {
-      aLineAspect->SetTypeOfLine(aType);
+    if (!aLineAspect.IsNull()) {
+      Handle(Graphic3d_AspectLine3d) aGraphicAspect = aLineAspect->Aspect();
+      Aspect_TypeOfLine aCurrentType = aGraphicAspect->Type();
+      isChanged = aType != aCurrentType;
+      if (isChanged) {
+        aLineAspect->SetTypeOfLine(aType);
+      }
     }
   }
   return isChanged;
-- 
2.39.2