From f933f9cf881b4bcb7ec5c6c711e8fec620f3cc58 Mon Sep 17 00:00:00 2001
From: emv <emv@opencascade.com>
Date: Thu, 17 Oct 2013 12:07:09 +0400
Subject: [PATCH] 0024246: Draw command stepread given whithout arguments
 throws an exception

To stepread command added check for the number of arguments.
Minor correction (return 1 to indicate error)
---
 src/XSDRAWSTEP/XSDRAWSTEP.cxx | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/XSDRAWSTEP/XSDRAWSTEP.cxx b/src/XSDRAWSTEP/XSDRAWSTEP.cxx
index 12e1bf52fa..4668a8f937 100755
--- a/src/XSDRAWSTEP/XSDRAWSTEP.cxx
+++ b/src/XSDRAWSTEP/XSDRAWSTEP.cxx
@@ -98,6 +98,10 @@ void XSDRAWSTEP::Init ()
 
 static Standard_Integer stepread (Draw_Interpretor& di/*theCommands*/, Standard_Integer argc, const char** argv) 
 {
+  if (argc < 3) {
+    di << "Use: stepread  [file] [f or r (type of model full or reduced)]\n";
+    return 1;
+  }
   //  On admet le controller AP214 ou une variante
   DeclareAndCast(STEPControl_Controller,ctl,XSDRAW::Controller());
   if (ctl.IsNull()) XSDRAW::SetNorm("STEP");
-- 
2.39.5