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/*=========================================================================
Program: ParaView
Module: pvpython.cxx
Copyright (c) Kitware, Inc.
All rights reserved.
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkPVConfig.h" // Required to get build options for paraview
extern "C" {
void vtkPVInitializePythonModules();
}
#include "vtkInitializationHelper.h"
#include "vtkMultiProcessController.h"
#include "vtkProcessModule.h"
#include "vtkPVPythonOptions.h"
#include "vtkPythonInterpreter.h"
#include "vtkSMSession.h"
#include <vtksys/SystemTools.hxx>
#include <vector>
namespace ParaViewPython {
//---------------------------------------------------------------------------
void ProcessArgsForPython( std::vector<char*> & pythonArgs,
const char *script,
int argc, char* argv[] )
{
pythonArgs.clear();
pythonArgs.push_back(vtksys::SystemTools::DuplicateString(argv[0]));
if(script)
{
pythonArgs.push_back(vtksys::SystemTools::DuplicateString(script));
}
else if (argc > 1)
{
pythonArgs.push_back(vtksys::SystemTools::DuplicateString("-"));
}
for (int cc=1; cc < argc; cc++)
{
pythonArgs.push_back(vtksys::SystemTools::DuplicateString(argv[cc]));
}
}
//---------------------------------------------------------------------------
int Run(int processType, int argc, char* argv[])
{
// Setup options
// Marking this static avoids the false leak messages from vtkDebugLeaks when
// using mpich. It appears that the root process which spawns all the
// main processes waits in MPI_Init() and calls exit() when
// the others are done, causing apparent memory leaks for any non-static objects
// created before MPI_Init().
static vtkSmartPointer<vtkPVPythonOptions> options =
vtkSmartPointer<vtkPVPythonOptions>::New();
vtkInitializationHelper::Initialize( argc, argv, processType, options );
if (options->GetTellVersion() || options->GetHelpSelected() ||
options->GetPrintMonitors())
{
vtkInitializationHelper::Finalize();
return 1;
}
if (processType == vtkProcessModule::PROCESS_BATCH &&
options->GetPythonScriptName() == 0)
{
vtkGenericWarningMacro("No script specified. "
"Please specify a batch script or use 'pvpython'.");
vtkInitializationHelper::Finalize();
return 1;
}
vtkProcessModule* pm = vtkProcessModule::GetProcessModule();
int ret_val = 0;
if (pm->GetSymmetricMPIMode() == false &&
pm->GetPartitionId() > 0)
{
vtkIdType sid = vtkSMSession::ConnectToSelf();
pm->GetGlobalController()->ProcessRMIs();
pm->UnRegisterSession(sid);
}
else
{
int remaining_argc;
char** remaining_argv;
options->GetRemainingArguments(&remaining_argc, &remaining_argv);
// Process arguments
std::vector<char*> pythonArgs;
ProcessArgsForPython(pythonArgs, options->GetPythonScriptName(),
remaining_argc, remaining_argv);
// register callback to initialize modules statically. The callback is
// empty when BUILD_SHARED_LIBS is ON.
vtkPVInitializePythonModules();
// Start interpretor
vtkPythonInterpreter::Initialize();
ret_val = vtkPythonInterpreter::PyMain(static_cast<int>(pythonArgs.size()), &*pythonArgs.begin());
// Free python args
std::vector<char*>::iterator it = pythonArgs.begin();
while(it != pythonArgs.end())
{
delete [] *it;
++it;
}
}
// Exit application
vtkInitializationHelper::Finalize();
return ret_val;
}
}
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