Ugly, not-to-be-pushed sucking in of all of Boost to get windows to work.
[dyninst.git] / external / boost / date_time / posix_time / posix_time_config.hpp
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