1 | #ifndef POSIX_TIME_CONFIG_HPP___
|
---|
2 | #define POSIX_TIME_CONFIG_HPP___
|
---|
3 |
|
---|
4 | /* Copyright (c) 2002,2003,2005 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 or http://www.boost.org/LICENSE-1.0)
|
---|
8 | * Author: Jeff Garland, Bart Garst
|
---|
9 | * $Date: 2005/04/24 01:35:19 $
|
---|
10 | */
|
---|
11 |
|
---|
12 | #include "boost/date_time/time_duration.hpp"
|
---|
13 | #include "boost/date_time/time_resolution_traits.hpp"
|
---|
14 | #include "boost/date_time/gregorian/gregorian_types.hpp"
|
---|
15 | #include "boost/date_time/wrapping_int.hpp"
|
---|
16 | #include "boost/limits.hpp"
|
---|
17 | #include "boost/date_time/compiler_config.hpp"
|
---|
18 | #include "boost/cstdint.hpp"
|
---|
19 | #include <cmath>
|
---|
20 | #include <cstdlib> //for MCW 7.2 std::abs(long long)
|
---|
21 |
|
---|
22 | namespace boost {
|
---|
23 | namespace posix_time {
|
---|
24 |
|
---|
25 | //Remove the following line if you want 64 bit millisecond resolution time
|
---|
26 | //#define BOOST_GDTL_POSIX_TIME_STD_CONFIG
|
---|
27 |
|
---|
28 | #ifdef BOOST_DATE_TIME_POSIX_TIME_STD_CONFIG
|
---|
29 | // set up conditional test compilations
|
---|
30 | #define BOOST_DATE_TIME_HAS_MILLISECONDS
|
---|
31 | #define BOOST_DATE_TIME_HAS_MICROSECONDS
|
---|
32 | #define BOOST_DATE_TIME_HAS_NANOSECONDS
|
---|
33 | typedef date_time::time_resolution_traits<boost::date_time::time_resolution_traits_adapted64_impl, boost::date_time::nano,
|
---|
34 | 1000000000, 9 > time_res_traits;
|
---|
35 | #else
|
---|
36 | // set up conditional test compilations
|
---|
37 | #define BOOST_DATE_TIME_HAS_MILLISECONDS
|
---|
38 | #define BOOST_DATE_TIME_HAS_MICROSECONDS
|
---|
39 | #undef BOOST_DATE_TIME_HAS_NANOSECONDS
|
---|
40 | typedef date_time::time_resolution_traits<
|
---|
41 | boost::date_time::time_resolution_traits_adapted64_impl, boost::date_time::micro,
|
---|
42 | 1000000, 6 > time_res_traits;
|
---|
43 |
|
---|
44 |
|
---|
45 | // #undef BOOST_DATE_TIME_HAS_MILLISECONDS
|
---|
46 | // #undef BOOST_DATE_TIME_HAS_MICROSECONDS
|
---|
47 | // #undef BOOST_DATE_TIME_HAS_NANOSECONDS
|
---|
48 | // typedef date_time::time_resolution_traits<boost::int64_t, boost::date_time::tenth,
|
---|
49 | // 10, 0 > time_res_traits;
|
---|
50 |
|
---|
51 | #endif
|
---|
52 |
|
---|
53 |
|
---|
54 | //! Base time duration type
|
---|
55 | /*! \ingroup time_basics
|
---|
56 | */
|
---|
57 | class time_duration :
|
---|
58 | public date_time::time_duration<time_duration, time_res_traits>
|
---|
59 | {
|
---|
60 | public:
|
---|
61 | typedef time_res_traits rep_type;
|
---|
62 | typedef time_res_traits::day_type day_type;
|
---|
63 | typedef time_res_traits::hour_type hour_type;
|
---|
64 | typedef time_res_traits::min_type min_type;
|
---|
65 | typedef time_res_traits::sec_type sec_type;
|
---|
66 | typedef time_res_traits::fractional_seconds_type fractional_seconds_type;
|
---|
67 | typedef time_res_traits::tick_type tick_type;
|
---|
68 | typedef time_res_traits::impl_type impl_type;
|
---|
69 | time_duration(hour_type hour,
|
---|
70 | min_type min,
|
---|
71 | sec_type sec,
|
---|
72 | fractional_seconds_type fs=0) :
|
---|
73 | date_time::time_duration<time_duration, time_res_traits>(hour,min,sec,fs)
|
---|
74 | {}
|
---|
75 | time_duration() :
|
---|
76 | date_time::time_duration<time_duration, time_res_traits>(0,0,0)
|
---|
77 | {}
|
---|
78 | //! Construct from special_values
|
---|
79 | time_duration(boost::date_time::special_values sv) :
|
---|
80 | date_time::time_duration<time_duration, time_res_traits>(sv)
|
---|
81 | {}
|
---|
82 | //Give duration access to ticks constructor -- hide from users
|
---|
83 | friend class date_time::time_duration<time_duration, time_res_traits>;
|
---|
84 | private:
|
---|
85 | explicit time_duration(impl_type ticks) :
|
---|
86 | date_time::time_duration<time_duration, time_res_traits>(ticks)
|
---|
87 | {}
|
---|
88 | };
|
---|
89 |
|
---|
90 | #ifdef BOOST_DATE_TIME_POSIX_TIME_STD_CONFIG
|
---|
91 |
|
---|
92 | //! Simple implementation for the time rep
|
---|
93 | struct simple_time_rep
|
---|
94 | {
|
---|
95 | typedef gregorian::date date_type;
|
---|
96 | typedef time_duration time_duration_type;
|
---|
97 | simple_time_rep(date_type d, time_duration_type tod) :
|
---|
98 | day(d),
|
---|
99 | time_of_day(tod)
|
---|
100 | {
|
---|
101 | // make sure we have sane values for date & time
|
---|
102 | if(!day.is_special() && !time_of_day.is_special()){
|
---|
103 | if(time_of_day >= time_duration_type(24,0,0)) {
|
---|
104 | while(time_of_day >= time_duration_type(24,0,0)) {
|
---|
105 | day += date_type::duration_type(1);
|
---|
106 | time_of_day -= time_duration_type(24,0,0);
|
---|
107 | }
|
---|
108 | }
|
---|
109 | else if(time_of_day.is_negative()) {
|
---|
110 | while(time_of_day.is_negative()) {
|
---|
111 | day -= date_type::duration_type(1);
|
---|
112 | time_of_day += time_duration_type(24,0,0);
|
---|
113 | }
|
---|
114 | }
|
---|
115 | }
|
---|
116 | }
|
---|
117 | date_type day;
|
---|
118 | time_duration_type time_of_day;
|
---|
119 | bool is_special()const
|
---|
120 | {
|
---|
121 | return(is_pos_infinity() || is_neg_infinity() || is_not_a_date_time());
|
---|
122 | }
|
---|
123 | bool is_pos_infinity()const
|
---|
124 | {
|
---|
125 | return(day.is_pos_infinity() || time_of_day.is_pos_infinity());
|
---|
126 | }
|
---|
127 | bool is_neg_infinity()const
|
---|
128 | {
|
---|
129 | return(day.is_neg_infinity() || time_of_day.is_neg_infinity());
|
---|
130 | }
|
---|
131 | bool is_not_a_date_time()const
|
---|
132 | {
|
---|
133 | return(day.is_not_a_date() || time_of_day.is_not_a_date_time());
|
---|
134 | }
|
---|
135 | };
|
---|
136 |
|
---|
137 | class posix_time_system_config
|
---|
138 | {
|
---|
139 | public:
|
---|
140 | typedef simple_time_rep time_rep_type;
|
---|
141 | typedef gregorian::date date_type;
|
---|
142 | typedef gregorian::date_duration date_duration_type;
|
---|
143 | typedef time_duration time_duration_type;
|
---|
144 | typedef time_res_traits::tick_type int_type;
|
---|
145 | typedef time_res_traits resolution_traits;
|
---|
146 | #if (defined(BOOST_DATE_TIME_NO_MEMBER_INIT)) //help bad compilers
|
---|
147 | #else
|
---|
148 | BOOST_STATIC_CONSTANT(boost::int64_t, tick_per_second = 1000000000);
|
---|
149 | #endif
|
---|
150 | };
|
---|
151 |
|
---|
152 | #else
|
---|
153 |
|
---|
154 | class millisec_posix_time_system_config
|
---|
155 | {
|
---|
156 | public:
|
---|
157 | typedef boost::int64_t time_rep_type;
|
---|
158 | //typedef time_res_traits::tick_type time_rep_type;
|
---|
159 | typedef gregorian::date date_type;
|
---|
160 | typedef gregorian::date_duration date_duration_type;
|
---|
161 | typedef time_duration time_duration_type;
|
---|
162 | typedef time_res_traits::tick_type int_type;
|
---|
163 | typedef time_res_traits::impl_type impl_type;
|
---|
164 | typedef time_res_traits resolution_traits;
|
---|
165 | #if (defined(BOOST_DATE_TIME_NO_MEMBER_INIT)) //help bad compilers
|
---|
166 | #else
|
---|
167 | BOOST_STATIC_CONSTANT(boost::int64_t, tick_per_second = 1000000);
|
---|
168 | #endif
|
---|
169 | };
|
---|
170 |
|
---|
171 | #endif
|
---|
172 |
|
---|
173 | } }//namespace posix_time
|
---|
174 |
|
---|
175 |
|
---|
176 | #endif
|
---|
177 |
|
---|
178 |
|
---|