1#ifndef DATE_TIME_COMPILER_CONFIG_HPP___
2#define DATE_TIME_COMPILER_CONFIG_HPP___
3
4/* Copyright (c) 2002-2004 CrystalClear Software, Inc.
5 * Subject to the Boost Software License, Version 1.0. (See accompanying
6 * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
7 * Author: Jeff Garland, Bart Garst
8 * $Date$
9 */
10
11#include <cstdlib>
12#include <boost/config.hpp>
13#include <boost/detail/workaround.hpp>
14
15
16// This file performs some local compiler configurations
17
18#include <boost/date_time/locale_config.hpp> //set up locale configurations
19
20//Set up a configuration parameter for platforms that have
21//GetTimeOfDay
22#if defined(BOOST_HAS_GETTIMEOFDAY) || defined(BOOST_HAS_FTIME)
23#define BOOST_DATE_TIME_HAS_HIGH_PRECISION_CLOCK
24#endif
25
26// To Force no default constructors for date & ptime, un-comment following
27//#define DATE_TIME_NO_DEFAULT_CONSTRUCTOR
28
29// Include extensions to date_duration - comment out to remove this feature
30#define BOOST_DATE_TIME_OPTIONAL_GREGORIAN_TYPES
31// these extensions are known to cause problems with gcc295
32#if defined(__GNUC__) && (__GNUC__ < 3)
33#undef BOOST_DATE_TIME_OPTIONAL_GREGORIAN_TYPES
34#endif
35
36#if (defined(BOOST_NO_INCLASS_MEMBER_INITIALIZATION) || BOOST_WORKAROUND( BOOST_BORLANDC, BOOST_TESTED_AT(0x581) ) )
37#define BOOST_DATE_TIME_NO_MEMBER_INIT
38#endif
39
40// include these types before we try to re-define them
41#include <boost/cstdint.hpp>
42
43//Define INT64_C for compilers that don't have it
44#if (!defined(INT64_C))
45#define INT64_C(value) int64_t(value)
46#endif
47
48
49/* Workaround for Borland iterator error. Error was "Cannot convert 'istream *' to 'wistream *' in function istream_iterator<>::istream_iterator() */
50#if defined(BOOST_BORLANDC) && defined(BOOST_BCB_WITH_RW_LIB)
51#define BOOST_DATE_TIME_NO_WISTREAM_ITERATOR
52#endif
53
54
55// Borland v5.64 does not have the following in std namespace; v5.5.1 does
56#if defined(BOOST_BORLANDC) && defined(BOOST_BCB_WITH_STLPORT)
57#include <locale>
58namespace std {
59 using stlport::tolower;
60 using stlport::ctype;
61 using stlport::use_facet;
62}
63#endif
64
65// workaround for errors associated with output for date classes
66// modifications and input streaming for time classes.
67// Compilers affected are:
68// gcc295, msvc (neither with STLPort), any borland
69//
70#if (((defined(__GNUC__) && (__GNUC__ < 3)) || \
71 (defined(_MSC_VER) && (_MSC_VER < 1300)) ) && \
72 !defined(_STLP_OWN_IOSTREAMS) ) || \
73 BOOST_WORKAROUND( BOOST_BORLANDC, BOOST_TESTED_AT(0x581) )
74#define BOOST_DATE_TIME_INCLUDE_LIMITED_HEADERS
75#endif
76
77// The macro marks up places where compiler complains for missing return statement or
78// uninitialized variables after calling to boost::throw_exception.
79// BOOST_UNREACHABLE_RETURN doesn't work since even compilers that support
80// unreachable statements detection emit such warnings.
81#if defined(_MSC_VER)
82// Use special MSVC extension to markup unreachable code
83# define BOOST_DATE_TIME_UNREACHABLE_EXPRESSION(x) __assume(false)
84#elif !defined(BOOST_NO_UNREACHABLE_RETURN_DETECTION)
85// Call to a non-returning function should suppress the warning
86# if defined(BOOST_NO_STDC_NAMESPACE)
87namespace std {
88 using ::abort;
89}
90# endif // defined(BOOST_NO_STDC_NAMESPACE)
91# define BOOST_DATE_TIME_UNREACHABLE_EXPRESSION(x) std::abort()
92#else
93// For other poor compilers the specified expression is compiled. Usually, this would be a return statement.
94# define BOOST_DATE_TIME_UNREACHABLE_EXPRESSION(x) x
95#endif
96
97/* The following handles the definition of the necessary macros
98 * for dll building on Win32 platforms.
99 *
100 * For code that will be placed in the date_time .dll,
101 * it must be properly prefixed with BOOST_DATE_TIME_DECL.
102 * The corresponding .cpp file must have BOOST_DATE_TIME_SOURCE
103 * defined before including its header. For examples see:
104 * greg_month.hpp & greg_month.cpp
105 *
106 */
107
108// we need to import/export our code only if the user has specifically
109// asked for it by defining either BOOST_ALL_DYN_LINK if they want all boost
110// libraries to be dynamically linked, or BOOST_DATE_TIME_DYN_LINK
111// if they want just this one to be dynamically liked:
112#if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_DATE_TIME_DYN_LINK)
113 // export if this is our own source, otherwise import:
114# ifdef BOOST_DATE_TIME_SOURCE
115# define BOOST_DATE_TIME_DECL BOOST_SYMBOL_EXPORT
116# else
117# define BOOST_DATE_TIME_DECL BOOST_SYMBOL_IMPORT
118# endif // BOOST_DATE_TIME_SOURCE
119#endif // DYN_LINK
120//
121// if BOOST_WHATEVER_DECL isn't defined yet define it now:
122#ifndef BOOST_DATE_TIME_DECL
123# define BOOST_DATE_TIME_DECL
124#endif
125
126//
127// Automatically link to the correct build variant where possible.
128//
129#if !defined(BOOST_ALL_NO_LIB) && !defined(BOOST_DATE_TIME_NO_LIB) && !defined(BOOST_DATE_TIME_SOURCE)
130//
131// Set the name of our library, this will get undef'ed by auto_link.hpp
132// once it's done with it:
133//
134#define BOOST_LIB_NAME boost_date_time
135//
136// If we're importing code from a dll, then tell auto_link.hpp about it:
137//
138#if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_DATE_TIME_DYN_LINK)
139# define BOOST_DYN_LINK
140#endif
141//
142// And include the header that does the work:
143//
144#include <boost/config/auto_link.hpp>
145#endif // auto-linking disabled
146
147#if defined(BOOST_HAS_THREADS)
148# if defined(_MSC_VER) || defined(__MWERKS__) || defined(__MINGW32__) || defined(__BORLANDC__)
149 //no reentrant posix functions (eg: localtime_r)
150# elif (!defined(__hpux) || (defined(__hpux) && defined(_REENTRANT)))
151# define BOOST_DATE_TIME_HAS_REENTRANT_STD_FUNCTIONS
152# endif
153#endif
154
155#if defined(BOOST_NO_CXX11_NULLPTR)
156# define BOOST_DATE_TIME_NULLPTR 0
157#else
158# define BOOST_DATE_TIME_NULLPTR nullptr
159#endif
160
161#endif
162

source code of include/boost/date_time/compiler_config.hpp