Mercurial > hg > octave-lyh
view liboctave/functor.h @ 14819:67b6b47a22f6
doc: Clarify docstrings for canonicalize_file_name, make_absolute_filename
* syscalls.cc (canonicalize_file_name): Clarify docstring.
* utils.cc (make_absolute_filename): Clarify docstring.
author | Rik <octave@nomad.inbox5.com> |
---|---|
date | Fri, 29 Jun 2012 13:38:28 -0700 |
parents | 72c96de7a403 |
children |
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/* Copyright (C) 2008-2012 John W. Eaton This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave 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 Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #if !defined (octave_functor_h) #define octave_functor_h 1 template <typename RT, typename PT> class fcn_ptr { public: typedef RT (*TYPE) (PT); }; template <typename RT, typename PT> class functor { private: typedef typename fcn_ptr<RT, PT>::TYPE fcn_ptr_type; fcn_ptr_type fptr; public: functor (fcn_ptr_type p) : fptr (p) { } RT operator () (PT arg) { return fptr (arg); } }; template <typename CT, typename RT, typename PT> class functor_with_conversion { private: typedef typename fcn_ptr<RT, PT>::TYPE fcn_ptr_type; fcn_ptr_type fptr; public: functor_with_conversion (fcn_ptr_type p) : fptr (p) { } CT operator () (PT arg) { return CT (fptr (arg)); } }; template <typename RT, typename PT> functor<RT, PT> func_ptr (RT (*f) (PT)) { return functor<RT, PT> (f); } template <typename CT, typename RT, typename PT> functor_with_conversion<CT, RT, PT> func_ptr_with_conversion (RT (*f) (PT)) { return functor_with_conversion<CT, RT, PT> (f); } #endif