1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
// Copyright (C) 2009-2012 Lorenzo Caminiti
// Distributed under the Boost Software License, Version 1.0
// (see accompanying file LICENSE_1_0.txt or a copy at
// http://www.boost.org/LICENSE_1_0.txt)
// Home at http://www.boost.org/libs/functional/overloaded_function
#ifndef BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_HPP_
#define BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_HPP_
/** @file
@brief Change the compile-time configuration of this library.
*/
/**
@brief Specify the maximum number of arguments of the functions being
overloaded.
If this macro is left undefined by the user, it has a default value of 5
(increasing this number might increase compilation time).
When specified by the user, this macro must be a non-negative integer number.
@See @RefSect{getting_started, Getting Started},
@RefClass{boost::overloaded_function}.
*/
#ifndef BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_ARITY_MAX
# define BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_ARITY_MAX 5
#endif
/**
@brief Specify the maximum number of functions that can be overloaded.
If this macro is left undefined by the user, it has a default value of 5
(increasing this number might increase compilation time).
When defined by the user, this macro must be an integer number greater or
equal than 2 (because at least two distinct functions need to be specified in
order to define an overload).
@See @RefSect{getting_started, Getting Started},
@RefClass{boost::overloaded_function}.
*/
#ifndef BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_OVERLOAD_MAX
# define BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_OVERLOAD_MAX 5
#endif
#if BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_OVERLOAD_MAX < 2
# error "maximum overload macro cannot be less than 2"
#endif
#endif // #include guard
|
