From: eap <eap@opencascade.com>
Date: Sat, 6 May 2006 07:51:53 +0000 (+0000)
Subject: In ExtrusionAlongPath(), prevent SIGSEGV on an empty path submesh
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=59cc20197f3a760a73ef3ef12137af516bab572c;p=modules%2Fsmesh.git

In ExtrusionAlongPath(), prevent SIGSEGV on an empty path submesh
---

diff --git a/src/SMESH_I/SMESH_MeshEditor_i.cxx b/src/SMESH_I/SMESH_MeshEditor_i.cxx
index 0f9cd70c5..5bc2da5c5 100644
--- a/src/SMESH_I/SMESH_MeshEditor_i.cxx
+++ b/src/SMESH_I/SMESH_MeshEditor_i.cxx
@@ -1250,7 +1250,7 @@ SMESH::SMESH_MeshEditor::Extrusion_Error
   TopoDS_Shape aShape = SMESH_Gen_i::GetSMESHGen()->GeomObjectToShape( thePathShape );
   SMESH_subMesh* aSubMesh = aMeshImp->GetImpl().GetSubMesh( aShape );
 
-  if ( !aSubMesh )
+  if ( !aSubMesh || !aSubMesh->GetSubMeshDS())
     return SMESH::SMESH_MeshEditor::EXTR_BAD_PATH_SHAPE;
 
   SMDS_MeshNode* nodeStart = (SMDS_MeshNode*)aMeshImp->GetImpl().GetMeshDS()->FindNode(theNodeStart);