[Olena-patches] [PATCH 12/19] Add Python conversion helper generators to Swilena.

* python-utils.ixx: New file. * Makefile.am (meta_wrappers): Add python-utils.ixx. --- swilena/ChangeLog | 7 +++++ swilena/Makefile.am | 3 +- swilena/python-utils.ixx | 59 ++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 68 insertions(+), 1 deletions(-) create mode 100644 swilena/python-utils.ixx diff --git a/swilena/ChangeLog b/swilena/ChangeLog index bca8f39..09b5aea 100644 --- a/swilena/ChangeLog +++ b/swilena/ChangeLog @@ -31,6 +31,13 @@ 2009-05-26 Roland Levillain &lt;roland(a)lrde.epita.fr&gt; + Add Python conversion helper generators to Swilena. + + * python-utils.ixx: New file. + * Makefile.am (meta_wrappers): Add python-utils.ixx. + +2009-05-26 Roland Levillain &lt;roland(a)lrde.epita.fr&gt; + Add concatenating macros to Swilena. * concat.ixx: New file. diff --git a/swilena/Makefile.am b/swilena/Makefile.am index 80a79a9..2e08041 100644 --- a/swilena/Makefile.am +++ b/swilena/Makefile.am @@ -6,7 +6,8 @@ SUBDIRS = python # common parts. meta_wrappers = \ box_piter.i ch_value.ixx concat.ixx concrete.ixx fill.ixx \ - image2d.ixx intp.ixx int_u.ixx morpho.ixx pgm.ixx println.ixx + image2d.ixx intp.ixx int_u.ixx morpho.ixx pgm.ixx println.ixx \ + python-utils.ixx # Wrappers (generating actual modules). wrappers = \ diff --git a/swilena/python-utils.ixx b/swilena/python-utils.ixx new file mode 100644 index 0000000..ff11922 --- /dev/null +++ b/swilena/python-utils.ixx @@ -0,0 +1,59 @@ +// -*- C++ -*- +// Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE) +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// 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 +// General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library without restriction. Specifically, if other files +// instantiate templates or use macros or inline functions from this +// file, or you compile this file and link it with other files to +// produce an executable, this file does not by itself cause the +// resulting executable to be covered by the GNU General Public +// License. +// reasons why the executable file might be covered by the GNU General +// Public License. + +/// \file python-utils.ixx +/// \brief Utilities for Python wrappers. + +/// Generate a helper for the conversion to int. +%define generate__int__(Type) +%extend Type +{ + int __int__() const { return *$self; } +} +%enddef // !generate__int__ + +/// Generate a helper for the conversion to string. +%define generate__str__(Type) +%{ +#include <cstring> +#include <string> +#include <sstream> +%} + +%extend Type +{ + char* __str__() const + { + std::ostringstream s; + s << *$self; + // FIXME: This is admittedly ugly; can't we use std::string as + // return type? See Swig's manual. + return strdup(s.str().c_str()); + } +} +%enddef // !generate__str__ -- 1.6.1.2