1 | #ifndef POSIX_TIME_CONFIG_HPP___ |
2 | #define POSIX_TIME_CONFIG_HPP___ |
3 | |
4 | /* Copyright (c) 2002,2003,2005,2020 CrystalClear Software, Inc. |
5 | * Use, modification and distribution is subject to the |
6 | * Boost Software License, Version 1.0. (See accompanying |
7 | * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) |
8 | * Author: Jeff Garland, Bart Garst |
9 | * $Date$ |
10 | */ |
11 | |
12 | #include <cstdlib> //for MCW 7.2 std::abs(long long) |
13 | #include <boost/limits.hpp> |
14 | #include <boost/cstdint.hpp> |
15 | #include <boost/config/no_tr1/cmath.hpp> |
16 | #include <boost/date_time/time_duration.hpp> |
17 | #include <boost/date_time/time_resolution_traits.hpp> |
18 | #include <boost/date_time/gregorian/gregorian_types.hpp> |
19 | #include <boost/date_time/wrapping_int.hpp> |
20 | #include <boost/date_time/compiler_config.hpp> |
21 | |
22 | namespace boost { |
23 | namespace posix_time { |
24 | |
25 | |
26 | #ifdef BOOST_DATE_TIME_POSIX_TIME_STD_CONFIG |
27 | // set up conditional test compilations |
28 | #define BOOST_DATE_TIME_HAS_NANOSECONDS |
29 | typedef date_time::time_resolution_traits<boost::date_time::time_resolution_traits_adapted64_impl, boost::date_time::nano, |
30 | 1000000000, 9 > time_res_traits; |
31 | #else |
32 | // set up conditional test compilations |
33 | #undef BOOST_DATE_TIME_HAS_NANOSECONDS |
34 | typedef date_time::time_resolution_traits< |
35 | boost::date_time::time_resolution_traits_adapted64_impl, boost::date_time::micro, |
36 | 1000000, 6 > time_res_traits; |
37 | |
38 | #endif |
39 | |
40 | |
41 | //! Base time duration type |
42 | /*! \ingroup time_basics |
43 | */ |
44 | class BOOST_SYMBOL_VISIBLE time_duration : |
45 | public date_time::time_duration<time_duration, time_res_traits> |
46 | { |
47 | public: |
48 | typedef time_res_traits rep_type; |
49 | typedef time_res_traits::day_type day_type; |
50 | typedef time_res_traits::hour_type hour_type; |
51 | typedef time_res_traits::min_type min_type; |
52 | typedef time_res_traits::sec_type sec_type; |
53 | typedef time_res_traits::fractional_seconds_type fractional_seconds_type; |
54 | typedef time_res_traits::tick_type tick_type; |
55 | typedef time_res_traits::impl_type impl_type; |
56 | BOOST_CXX14_CONSTEXPR time_duration(hour_type hour, |
57 | min_type min, |
58 | sec_type sec, |
59 | fractional_seconds_type fs=0) : |
60 | date_time::time_duration<time_duration, time_res_traits>(hour,min,sec,fs) |
61 | {} |
62 | BOOST_CXX14_CONSTEXPR time_duration() : |
63 | date_time::time_duration<time_duration, time_res_traits>(0,0,0) |
64 | {} |
65 | //! Construct from special_values |
66 | BOOST_CXX14_CONSTEXPR time_duration(boost::date_time::special_values sv) : |
67 | date_time::time_duration<time_duration, time_res_traits>(sv) |
68 | {} |
69 | //Give duration access to ticks constructor -- hide from users |
70 | friend class date_time::time_duration<time_duration, time_res_traits>; |
71 | protected: |
72 | BOOST_CXX14_CONSTEXPR explicit time_duration(impl_type tick_count) : |
73 | date_time::time_duration<time_duration, time_res_traits>(tick_count) |
74 | {} |
75 | }; |
76 | |
77 | #ifdef BOOST_DATE_TIME_POSIX_TIME_STD_CONFIG |
78 | |
79 | //! Simple implementation for the time rep |
80 | struct simple_time_rep |
81 | { |
82 | typedef gregorian::date date_type; |
83 | typedef time_duration time_duration_type; |
84 | BOOST_CXX14_CONSTEXPR simple_time_rep(date_type d, time_duration_type tod) : |
85 | day(d), |
86 | time_of_day(tod) |
87 | { |
88 | // make sure we have sane values for date & time |
89 | if(!day.is_special() && !time_of_day.is_special()){ |
90 | if(time_of_day >= time_duration_type(24,0,0)) { |
91 | while(time_of_day >= time_duration_type(24,0,0)) { |
92 | day += date_type::duration_type(1); |
93 | time_of_day -= time_duration_type(24,0,0); |
94 | } |
95 | } |
96 | else if(time_of_day.is_negative()) { |
97 | while(time_of_day.is_negative()) { |
98 | day -= date_type::duration_type(1); |
99 | time_of_day += time_duration_type(24,0,0); |
100 | } |
101 | } |
102 | } |
103 | } |
104 | date_type day; |
105 | time_duration_type time_of_day; |
106 | BOOST_CXX14_CONSTEXPR bool is_special()const |
107 | { |
108 | return(is_pos_infinity() || is_neg_infinity() || is_not_a_date_time()); |
109 | } |
110 | BOOST_CXX14_CONSTEXPR bool is_pos_infinity()const |
111 | { |
112 | return(day.is_pos_infinity() || time_of_day.is_pos_infinity()); |
113 | } |
114 | BOOST_CXX14_CONSTEXPR bool is_neg_infinity()const |
115 | { |
116 | return(day.is_neg_infinity() || time_of_day.is_neg_infinity()); |
117 | } |
118 | BOOST_CXX14_CONSTEXPR bool is_not_a_date_time()const |
119 | { |
120 | return(day.is_not_a_date() || time_of_day.is_not_a_date_time()); |
121 | } |
122 | }; |
123 | |
124 | class BOOST_SYMBOL_VISIBLE posix_time_system_config |
125 | { |
126 | public: |
127 | typedef simple_time_rep time_rep_type; |
128 | typedef gregorian::date date_type; |
129 | typedef gregorian::date_duration date_duration_type; |
130 | typedef time_duration time_duration_type; |
131 | typedef time_res_traits::tick_type int_type; |
132 | typedef time_res_traits resolution_traits; |
133 | #if (defined(BOOST_DATE_TIME_NO_MEMBER_INIT)) //help bad compilers |
134 | #else |
135 | BOOST_STATIC_CONSTANT(boost::int64_t, tick_per_second = 1000000000); |
136 | #endif |
137 | }; |
138 | |
139 | #else |
140 | |
141 | class millisec_posix_time_system_config |
142 | { |
143 | public: |
144 | typedef boost::int64_t time_rep_type; |
145 | //typedef time_res_traits::tick_type time_rep_type; |
146 | typedef gregorian::date date_type; |
147 | typedef gregorian::date_duration date_duration_type; |
148 | typedef time_duration time_duration_type; |
149 | typedef time_res_traits::tick_type int_type; |
150 | typedef time_res_traits::impl_type impl_type; |
151 | typedef time_res_traits resolution_traits; |
152 | #if (defined(BOOST_DATE_TIME_NO_MEMBER_INIT)) //help bad compilers |
153 | #else |
154 | BOOST_STATIC_CONSTANT(boost::int64_t, tick_per_second = 1000000); |
155 | #endif |
156 | }; |
157 | |
158 | #endif |
159 | |
160 | } }//namespace posix_time |
161 | |
162 | |
163 | #endif |
164 | |
165 | |
166 | |