0023366: [CEA 1972] Porting Salome to GCC 6

[modules/kernel.git] / src / Container / Container_init_python.cxx

diff --git a/src/Container/Container_init_python.cxx b/src/Container/Container_init_python.cxx
index bea28a66813cc3126d6158f6630232769c01bb3e..dad0be21b03f3fe07fbd07f1c996baa62304b875 100644 (file)
--- a/src/Container/Container_init_python.cxx
+++ b/src/Container/Container_init_python.cxx
@@ -1,64 +1,67 @@
-//  SALOME Container : implementation of container and engine for Kernel
+// Copyright (C) 2007-2016  CEA/DEN, EDF R&D, OPEN CASCADE
 //
-//  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
-//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS 
-// 
-//  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. 
-// 
-//  This library is distributed in the hope that it will be useful, 
-//  but WITHOUT ANY WARRANTY; without even the implied warranty of 
-//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU 
-//  Lesser General Public License for more details. 
-// 
-//  You should have received a copy of the GNU Lesser General Public 
-//  License along with this library; if not, write to the Free Software 
-//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA 
-// 
-// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+// Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
+//
+// 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, 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
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
 //
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
 //
-//  File   : Container_init_python.cxx
-//  Author : Paul RASCLE, EDF
-//  Module : KERNEL
-//  $Header$
 
 #include <time.h>
-#ifndef WNT
+#ifndef WIN32
   #include <sys/time.h>
 #endif
+#include <string>
 
 #include "utilities.h"
-
 #include "Container_init_python.hxx"
 
-using namespace std;
-
-PyThreadState *KERNEL_PYTHON::_gtstate = 0;
-PyObject *KERNEL_PYTHON::salome_shared_modules_module = NULL;
-PyInterpreterState *KERNEL_PYTHON::_interp = NULL;
-
 void KERNEL_PYTHON::init_python(int argc, char **argv)
 {
   if (Py_IsInitialized())
     {
       MESSAGE("Python already initialized");
-      SCRUTE(KERNEL_PYTHON::_gtstate);
       return;
     }
   MESSAGE("=================================================================");
   MESSAGE("Python Initialization...");
   MESSAGE("=================================================================");
-  Py_SetProgramName(argv[0]);
+  // set stdout to line buffering (aka C++ std::cout)
+  setvbuf(stdout, (char *)NULL, _IOLBF, BUFSIZ);
+  char* salome_python=getenv("SALOME_PYTHON");
+  if(salome_python != 0)
+    Py_SetProgramName(salome_python);
   Py_Initialize(); // Initialize the interpreter
   PySys_SetArgv(argc, argv);
-  KERNEL_PYTHON::_interp = PyThreadState_Get()->interp;
+  PyRun_SimpleString("import threading\n");
+  // VSR (22/09/2016): This is a workaround to prevent invoking qFatal() from PyQt5
+  // causing application aborting
+  std::string script;
+  script += "def _custom_except_hook(exc_type, exc_value, exc_traceback):\n";
+  script += "  import sys\n";
+  script += "  sys.__excepthook__(exc_type, exc_value, exc_traceback)\n";
+  script += "  pass\n";
+  script += "\n";
+  script += "import sys\n";
+  script += "sys.excepthook = _custom_except_hook\n";
+  script += "del _custom_except_hook, sys\n";
+  int res = PyRun_SimpleString(script.c_str());
+  // VSR (22/09/2016): end of workaround
   PyEval_InitThreads(); // Create (and acquire) the interpreter lock
-  ASSERT(!KERNEL_PYTHON::_gtstate);
-  KERNEL_PYTHON::_gtstate = PyEval_SaveThread(); // Release global thread state
-  SCRUTE(KERNEL_PYTHON::_gtstate);
+  PyThreadState *pts = PyGILState_GetThisThreadState(); 
+  PyEval_ReleaseThread(pts);  
 }