X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FMEDWrapper%2FFactory%2FMED_Factory.cxx;h=6c1d9909b8b0e4f77c1c228e07bcfc398dfde8c2;hb=98e8c177214dcc9d7b48f00048f165526aeca06e;hp=7232ee08d82aedd27318a1bf25d3df2a6d68a4eb;hpb=9a3c7509b6deac1a47a69c598f3236f46d6f8587;p=modules%2Fsmesh.git

diff --git a/src/MEDWrapper/Factory/MED_Factory.cxx b/src/MEDWrapper/Factory/MED_Factory.cxx
index 7232ee08d..6c1d9909b 100644
--- a/src/MEDWrapper/Factory/MED_Factory.cxx
+++ b/src/MEDWrapper/Factory/MED_Factory.cxx
@@ -1,4 +1,4 @@
-// Copyright (C) 2007-2013  CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2016  CEA/DEN, EDF R&D, OPEN CASCADE
 //
 // Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
@@ -6,7 +6,7 @@
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
 // License as published by the Free Software Foundation; either
-// version 2.1 of the License.
+// version 2.1 of the License, or (at your option) any later version.
 //
 // This library is distributed in the hope that it will be useful,
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -18,17 +18,18 @@
 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 //
 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
 
 #include "MED_Factory.hxx"
 #include "MED_Utilities.hxx"
 #include "MED_V2_2_Wrapper.hxx"
-
 #include <stdio.h>
+#include <errno.h>
 #include <sstream>
 
+#include <med.h>
 extern "C"
 {
-#include <med.h>
 #ifndef WIN32
   #include <unistd.h>
 #endif
@@ -52,7 +53,7 @@ namespace MED
 #ifndef WIN32
     if (access(theFileName.c_str(),F_OK))
       return aVersion;
-    if(theDoPreCheckInSeparateProcess){
+    if ( theDoPreCheckInSeparateProcess ) {
       // First check, is it possible to deal with the file
       std::ostringstream aStr;
       // File name is in quotes for the case of space(s) inside it (PAL13009)
@@ -63,8 +64,9 @@ namespace MED
       std::string aCommand = aStr.str();
       int aStatus = system(aCommand.c_str());
 
-      BEGMSG(MYDEBUG,"aCommand = '"<<aCommand<<"'; aStatus = "<<aStatus<<std::endl);
-      if(aStatus != 0)
+      BEGMSG( MYDEBUG,"aCommand = '" << aCommand << "'; aStatus = " << aStatus
+             << "; errno = " << errno << " = " << strerror( errno ) << std::endl );
+      if ( aStatus != 0 && errno != EAGAIN && errno != ENOMEM ) // "Cannot allocate memory" is OK
         return aVersion;
     }
 #endif
@@ -87,6 +89,7 @@ namespace MED
         if(aMajor == 2 && aMinor == 1)
           aVersion = eV2_1;
         else
+          // TODO: check major is not superior to library and switch on minor
           aVersion = eV2_2;
       }
       else {
@@ -121,20 +124,19 @@ namespace MED
   }
 
   PWrapper CrWrapper(const std::string& theFileName,
-                     bool theDoPreCheckInSeparateProcess)
+                     bool theDoPreCheckInSeparateProcess,
+                     int  theMinor)
   {
     PWrapper aWrapper;
+    if (theMinor <0)
+      theMinor = MED_MINOR_NUM;
     EVersion aVersion = GetVersionId(theFileName,theDoPreCheckInSeparateProcess);
     switch(aVersion){
-    case eV2_2:
-      aWrapper.reset(new MED::V2_2::TVWrapper(theFileName));
-      break;
     case eV2_1:
       EXCEPTION(std::runtime_error,"Cannot open file '"<<theFileName<<"'. Med version 2.1 is not supported any more.");
-      //aWrapper.reset(new MED::V2_1::TVWrapper(theFileName));
       break;
     default:
-      EXCEPTION(std::runtime_error,"MED::CrWrapper - theFileName = '"<<theFileName<<"'");
+      aWrapper.reset(new MED::V2_2::TVWrapper(theFileName, theMinor));
     }
     return aWrapper;
   }
@@ -142,22 +144,29 @@ namespace MED
   PWrapper CrWrapper(const std::string& theFileName, EVersion theId)
   {
     EVersion aVersion = GetVersionId(theFileName);
+    if (aVersion == eVUnknown) // no existing file
+      aVersion = theId;
 
     if(aVersion != theId)
-      remove(theFileName.c_str());
-    
-    PWrapper aWrapper;
-    switch(theId){
-    case eV2_2:
-      aWrapper.reset(new MED::V2_2::TVWrapper(theFileName));
-      break;
-    case eV2_1:
-      EXCEPTION(std::runtime_error,"Cannot open file '"<<theFileName<<"'. Med version 2.1 is not supported any more.");
-      //aWrapper.reset(new MED::V2_1::TVWrapper(theFileName));
-      break;
-    default:
-      aWrapper.reset(new MED::V2_2::TVWrapper(theFileName));
+      //remove(theFileName.c_str());
+      EXCEPTION(std::runtime_error,"Cannot open file for writing '"<<theFileName<<"'. existing file with another Med version.");
+
+    aVersion = theId;
+    int theMinor = -1; // not supported
+    switch (aVersion)
+    {
+      case eV2_1:     break; // not supported
+      case eVUnknown:
+      case eV2_2:
+      case eLATEST:   theMinor = MED_MINOR_NUM; break;
+      default:        theMinor = aVersion - eMINOR_0;
     }
+
+    if (theMinor < 0)
+      EXCEPTION(std::runtime_error,"Cannot open file '"<<theFileName<<"'. Med version 2.1 is not supported any more.");
+
+    PWrapper aWrapper;
+    aWrapper.reset(new MED::V2_2::TVWrapper(theFileName, theMinor));
     return aWrapper;
   }