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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 | // With boost release 1.33, date_time will be using a different, | |
16 | // more flexible, IO system. This new system is not compatible with | |
17 | // old compilers. The original date_time IO system remains for those | |
18 | // compilers. They must define this macro to use the legacy IO. | |
19 | // (defined(__BORLANDC__) && (__BORLANDC__ <= 0x0581) ) ) && | |
20 | #if( BOOST_WORKAROUND( __BORLANDC__, BOOST_TESTED_AT(0x581) ) \ | |
21 | || BOOST_WORKAROUND( __GNUC__, < 3) \ | |
22 | || (BOOST_WORKAROUND( _MSC_VER, <= 1300) ) \ | |
23 | ) \ | |
24 | && !defined(USE_DATE_TIME_PRE_1_33_FACET_IO) | |
25 | # define USE_DATE_TIME_PRE_1_33_FACET_IO | |
26 | #endif | |
27 | ||
28 | ||
29 | // This file performs some local compiler configurations | |
30 | ||
31 | #include <boost/date_time/locale_config.hpp> //set up locale configurations | |
32 | ||
33 | //Set up a configuration parameter for platforms that have | |
34 | //GetTimeOfDay | |
35 | #if defined(BOOST_HAS_GETTIMEOFDAY) || defined(BOOST_HAS_FTIME) | |
36 | #define BOOST_DATE_TIME_HAS_HIGH_PRECISION_CLOCK | |
37 | #endif | |
38 | ||
39 | // To Force no default constructors for date & ptime, un-comment following | |
40 | //#define DATE_TIME_NO_DEFAULT_CONSTRUCTOR | |
41 | ||
42 | // Include extensions to date_duration - comment out to remove this feature | |
43 | #define BOOST_DATE_TIME_OPTIONAL_GREGORIAN_TYPES | |
44 | // these extensions are known to cause problems with gcc295 | |
45 | #if defined(__GNUC__) && (__GNUC__ < 3) | |
46 | #undef BOOST_DATE_TIME_OPTIONAL_GREGORIAN_TYPES | |
47 | #endif | |
48 | ||
49 | #if (defined(BOOST_NO_INCLASS_MEMBER_INITIALIZATION) || BOOST_WORKAROUND( __BORLANDC__, BOOST_TESTED_AT(0x581) ) ) | |
50 | #define BOOST_DATE_TIME_NO_MEMBER_INIT | |
51 | #endif | |
52 | ||
53 | // include these types before we try to re-define them | |
54 | #include <boost/cstdint.hpp> | |
55 | ||
56 | //Define INT64_C for compilers that don't have it | |
57 | #if (!defined(INT64_C)) | |
58 | #define INT64_C(value) int64_t(value) | |
59 | #endif | |
60 | ||
61 | ||
62 | /* Workaround for Borland iterator error. Error was "Cannot convert 'istream *' to 'wistream *' in function istream_iterator<>::istream_iterator() */ | |
63 | #if defined(__BORLANDC__) && defined(BOOST_BCB_WITH_RW_LIB) | |
64 | #define BOOST_DATE_TIME_NO_WISTREAM_ITERATOR | |
65 | #endif | |
66 | ||
67 | ||
68 | // Borland v5.64 does not have the following in std namespace; v5.5.1 does | |
69 | #if defined(__BORLANDC__) && defined(BOOST_BCB_WITH_STLPORT) | |
70 | #include <locale> | |
71 | namespace std { | |
72 | using stlport::tolower; | |
73 | using stlport::ctype; | |
74 | using stlport::use_facet; | |
75 | } | |
76 | #endif | |
77 | ||
78 | // workaround for errors associated with output for date classes | |
79 | // modifications and input streaming for time classes. | |
80 | // Compilers affected are: | |
81 | // gcc295, msvc (neither with STLPort), any borland | |
82 | // | |
83 | #if (((defined(__GNUC__) && (__GNUC__ < 3)) || \ | |
84 | (defined(_MSC_VER) && (_MSC_VER < 1300)) ) && \ | |
85 | !defined(_STLP_OWN_IOSTREAMS) ) || \ | |
86 | BOOST_WORKAROUND( __BORLANDC__, BOOST_TESTED_AT(0x581) ) | |
87 | #define BOOST_DATE_TIME_INCLUDE_LIMITED_HEADERS | |
88 | #endif | |
89 | ||
90 | // The macro marks up places where compiler complains for missing return statement or | |
91 | // uninitialized variables after calling to boost::throw_exception. | |
92 | // BOOST_UNREACHABLE_RETURN doesn't work since even compilers that support | |
93 | // unreachable statements detection emit such warnings. | |
94 | #if defined(_MSC_VER) | |
95 | // Use special MSVC extension to markup unreachable code | |
96 | # define BOOST_DATE_TIME_UNREACHABLE_EXPRESSION(x) __assume(false) | |
97 | #elif !defined(BOOST_NO_UNREACHABLE_RETURN_DETECTION) | |
98 | // Call to a non-returning function should suppress the warning | |
99 | # if defined(BOOST_NO_STDC_NAMESPACE) | |
100 | namespace std { | |
101 | using ::abort; | |
102 | } | |
103 | # endif // defined(BOOST_NO_STDC_NAMESPACE) | |
104 | # define BOOST_DATE_TIME_UNREACHABLE_EXPRESSION(x) std::abort() | |
105 | #else | |
106 | // For other poor compilers the specified expression is compiled. Usually, this would be a return statement. | |
107 | # define BOOST_DATE_TIME_UNREACHABLE_EXPRESSION(x) x | |
108 | #endif | |
109 | ||
110 | /* The following handles the definition of the necessary macros | |
111 | * for dll building on Win32 platforms. | |
112 | * | |
113 | * For code that will be placed in the date_time .dll, | |
114 | * it must be properly prefixed with BOOST_DATE_TIME_DECL. | |
115 | * The corresponding .cpp file must have BOOST_DATE_TIME_SOURCE | |
116 | * defined before including its header. For examples see: | |
117 | * greg_month.hpp & greg_month.cpp | |
118 | * | |
119 | */ | |
120 | ||
121 | // we need to import/export our code only if the user has specifically | |
122 | // asked for it by defining either BOOST_ALL_DYN_LINK if they want all boost | |
123 | // libraries to be dynamically linked, or BOOST_DATE_TIME_DYN_LINK | |
124 | // if they want just this one to be dynamically liked: | |
125 | #if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_DATE_TIME_DYN_LINK) | |
126 | // export if this is our own source, otherwise import: | |
127 | # ifdef BOOST_DATE_TIME_SOURCE | |
128 | # define BOOST_DATE_TIME_DECL BOOST_SYMBOL_EXPORT | |
129 | # else | |
130 | # define BOOST_DATE_TIME_DECL BOOST_SYMBOL_IMPORT | |
131 | # endif // BOOST_DATE_TIME_SOURCE | |
132 | #endif // DYN_LINK | |
133 | // | |
134 | // if BOOST_WHATEVER_DECL isn't defined yet define it now: | |
135 | #ifndef BOOST_DATE_TIME_DECL | |
136 | # define BOOST_DATE_TIME_DECL | |
137 | #endif | |
138 | ||
139 | // | |
140 | // Automatically link to the correct build variant where possible. | |
141 | // | |
142 | #if !defined(BOOST_ALL_NO_LIB) && !defined(BOOST_DATE_TIME_NO_LIB) && !defined(BOOST_DATE_TIME_SOURCE) | |
143 | // | |
144 | // Set the name of our library, this will get undef'ed by auto_link.hpp | |
145 | // once it's done with it: | |
146 | // | |
147 | #define BOOST_LIB_NAME boost_date_time | |
148 | // | |
149 | // If we're importing code from a dll, then tell auto_link.hpp about it: | |
150 | // | |
151 | #if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_DATE_TIME_DYN_LINK) | |
152 | # define BOOST_DYN_LINK | |
153 | #endif | |
154 | // | |
155 | // And include the header that does the work: | |
156 | // | |
157 | #include <boost/config/auto_link.hpp> | |
158 | #endif // auto-linking disabled | |
159 | ||
160 | #if defined(BOOST_HAS_THREADS) | |
161 | # if defined(_MSC_VER) || defined(__MWERKS__) || defined(__MINGW32__) || defined(__BORLANDC__) | |
162 | //no reentrant posix functions (eg: localtime_r) | |
163 | # elif (!defined(__hpux) || (defined(__hpux) && defined(_REENTRANT))) | |
164 | # define BOOST_DATE_TIME_HAS_REENTRANT_STD_FUNCTIONS | |
165 | # endif | |
166 | #endif | |
167 | ||
168 | ||
169 | #endif |