Files
lammps/src/lmppython.cpp
2021-10-13 23:59:05 -04:00

132 lines
3.1 KiB
C++

/* ----------------------------------------------------------------------
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
https://www.lammps.org/, Sandia National Laboratories
Steve Plimpton, sjplimp@sandia.gov
Copyright (2003) Sandia Corporation. Under the terms of Contract
DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
certain rights in this software. This software is distributed under
the GNU General Public License.
See the README file in the top-level LAMMPS directory.
------------------------------------------------------------------------- */
#include "lmppython.h"
#if defined(LMP_PYTHON)
#include "python_impl.h"
#else
#include "error.h"
#endif
using namespace LAMMPS_NS;
/* ---------------------------------------------------------------------- */
Python::Python(LAMMPS *lmp) : Pointers(lmp)
{
// implementation of Python interface is only loaded on demand
// and only if PYTHON package has been installed and compiled into binary
impl = nullptr;
}
/* ---------------------------------------------------------------------- */
Python::~Python()
{
delete impl;
}
/* ---------------------------------------------------------------------- */
void Python::init()
{
#if defined(LMP_PYTHON)
if (!impl) impl = new PythonImpl(lmp);
#else
error->all(FLERR, "Python support missing! Compile with PYTHON package installed!");
#endif
}
/* ---------------------------------------------------------------------- */
bool Python::is_enabled() const
{
#if defined(LMP_PYTHON)
return true;
#else
return false;
#endif
}
/* ---------------------------------------------------------------------- */
void Python::command(int narg, char **arg)
{
init();
impl->command(narg, arg);
}
/* ------------------------------------------------------------------ */
void Python::invoke_function(int ifunc, char *result)
{
init();
impl->invoke_function(ifunc, result);
}
/* ------------------------------------------------------------------ */
int Python::find(const char *name)
{
init();
return impl->find(name);
}
/* ------------------------------------------------------------------ */
int Python::variable_match(const char *name, const char *varname, int numeric)
{
init();
return impl->variable_match(name, varname, numeric);
}
/* ------------------------------------------------------------------ */
char *Python::long_string(int ifunc)
{
init();
return impl->long_string(ifunc);
}
/* ------------------------------------------------------------------ */
int Python::execute_string(char *cmd)
{
init();
return impl->execute_string(cmd);
}
/* ------------------------------------------------------------------ */
int Python::execute_file(char *fname)
{
init();
return impl->execute_file(fname);
}
/* ------------------------------------------------------------------ */
bool Python::has_minimum_version(int major, int minor)
{
init();
return impl->has_minimum_version(major, minor);
}
/* ------------------------------------------------------------------ */
void Python::finalize()
{
#if defined(LMP_PYTHON)
PythonImpl::finalize();
#endif
}