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1/////////////////////////////////////////////////////////////////////////////
2// Name: timercmn.cpp
3// Purpose: Common timer implementation
4// Author: Julian Smart
5// Modified by:
6// Created: 04/01/98
7// RCS-ID: $Id$
8// Copyright: (c) Julian Smart and Markus Holzem
9// Licence: wxWindows license
10/////////////////////////////////////////////////////////////////////////////
11
12#ifdef __GNUG__
13//#pragma implementation "timercmn.h"
14#pragma implementation
15#endif
16
17// For compilers that support precompilation, includes "wx.h".
18#include "wx/wxprec.h"
19
20#ifdef __BORLANDC__
21#pragma hdrstop
22#endif
23
24#ifndef WX_PRECOMP
25#include "wx/defs.h"
26#include "wx/list.h"
27#endif
28
29#include "wx/timer.h"
30
31#ifdef __SVR4__
32#define __SYSV__
33#endif
34
35#include <time.h>
ce3ed50d 36
17dff81c 37#ifndef __WXMAC__
c801d85f 38#include <sys/types.h>
17dff81c 39#endif
c801d85f 40
469e1e5c 41#if (!defined(__SC__) && !defined(__SGI__) && !defined(__GNUWIN32__) && !defined(__MWERKS__)) || defined(__MINGW32__)
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42#include <sys/timeb.h>
43#endif
44
edaa81ae 45#if defined(__linux__) || defined(__SVR4__) || defined(__SYSV__) || defined(__SGI__) || \
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46 defined(__ALPHA__) || defined(__GNUWIN32__) || defined(__FreeBSD__) || defined(__NetBSD__) || \
47 defined(__SALFORDC__)
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48#include <sys/time.h>
49#endif
50
51#ifdef __MINGW32__
52#include "windows.h"
53#endif
54
55#if defined(__SUN__) || defined(__OSF__)
56// At least on Sun, ftime is undeclared.
57// Need to be verified on other platforms.
58extern "C" int ftime(struct timeb *tp);
59// extern "C" time_t time(time_t);
60// #include <sys/timeb.h>
61#if defined(__SVR4__) && !defined(__ALPHA__)
62// ditto for gettimeofday on Solaris 2.x.
63extern "C" int gettimeofday(struct timeval *tp, void *);
64#endif
65#endif
66
67/*
68 * Timer functions
69 *
70 */
71
72long wxStartTime = 0;
73void wxStartTimer(void)
74{
75#if defined(__xlC__) || defined(__AIX__) || defined(__SVR4__) || defined(__SYSV__) || (defined(__GNUWIN32__) && !defined(__MINGW32__)) // || defined(__AIXV3__)
76 struct timeval tp;
f57fe24c 77#if defined(__SYSV__) || (defined (__GNUWIN32__) && !defined (__MINGW32__))
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78 gettimeofday(&tp, (struct timezone *)NULL);
79#else
80 gettimeofday(&tp);
81#endif
82 wxStartTime = 1000*tp.tv_sec + tp.tv_usec/1000;
469e1e5c 83#elif (defined(__SC__) || defined(__SGI__) || defined(___BSDI__) || defined(__ALPHA__) || defined(__MINGW32__) || defined(__MWERKS__))
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84 time_t t0;
85 struct tm *tp;
86 time(&t0);
87 tp = localtime(&t0);
88 wxStartTime = 1000*(60*(60*tp->tm_hour+tp->tm_min)+tp->tm_sec);
89#else
90 struct timeb tp;
91 ftime(&tp);
92 wxStartTime = 1000*tp.time + tp.millitm;
93#endif
94}
95
96// Returns elapsed time in milliseconds
97long wxGetElapsedTime(bool resetTimer)
98{
99#if defined(__xlC__) || defined(__AIX__) || defined(__SVR4__) || defined(__SYSV__) || (defined(__GNUWIN32__) && !defined(__MINGW32__)) // || defined(__AIXV3__)
100 struct timeval tp;
f57fe24c 101#if defined(__SYSV__) || (defined (__GNUWIN32__) && !defined (__MINGW32__))
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102 gettimeofday(&tp, (struct timezone *)NULL);
103#else
104 gettimeofday(&tp);
105#endif
106 long oldTime = wxStartTime;
107 long newTime = 1000*tp.tv_sec + tp.tv_usec / 1000;
108 if (resetTimer)
109 wxStartTime = newTime;
469e1e5c 110#elif (defined(__SC__) || defined(__SGI__) || defined(___BSDI__) || defined(__ALPHA__) || defined(__MINGW32__)|| defined(__MWERKS__))
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111 time_t t0;
112 struct tm *tp;
113 time(&t0);
114 tp = localtime(&t0);
115 long oldTime = wxStartTime;
116 long newTime = 1000*(60*(60*tp->tm_hour+tp->tm_min)+tp->tm_sec);
117 if (resetTimer)
118 wxStartTime = newTime;
119#else
120 struct timeb tp;
121 ftime(&tp);
122 long oldTime = wxStartTime;
123 long newTime = 1000*tp.time + tp.millitm;
124 if (resetTimer)
125 wxStartTime = newTime;
126#endif
127 return newTime - oldTime;
128}
129
130// EXPERIMENTAL: comment this out if it doesn't compile.
131#ifndef __VMS__
132bool wxGetLocalTime(long *timeZone, int *dstObserved)
133{
134#if defined(__MINGW32__) && defined(__EGCS__)
135 time_t t0;
136 struct tm *tp;
137 time(&t0);
138 tp = localtime(&t0);
8870c26e 139 *timeZone = _timezone; // tp->tm_gmtoff; // ???
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140 *dstObserved = tp->tm_isdst;
141#elif defined(__MINGW32__)
142 time_t t0;
143 struct tm *tp;
144 time(&t0);
145 tp = localtime(&t0);
146 timeb tz;
147 ftime(& tz);
148 *timeZone = tz._timezone;
149 *dstObserved = tp->tm_isdst;
150#else
151
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152#if (((defined(__SYSV__) && !defined(__HPUX__)) || defined(__MSDOS__) || defined(__WXMSW__))\
153 && !defined(__GNUWIN32__) && !defined(__MWERKS__) )
154#if defined(__BORLANDC__)
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155 /* Borland uses underscores */
156 *timeZone = _timezone;
157 *dstObserved = _daylight;
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158#elif defined(__SALFORDC__)
159 *timeZone = _timezone;
160 *dstObserved = daylight;
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161#else
162 *timeZone = timezone;
163 *dstObserved = daylight;
164#endif
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165#elif defined(__xlC__) || defined(__AIX__) || defined(__SVR4__) || defined(__SYSV__) || defined(__MWERKS__) || (defined(__GNUWIN32__) && !defined(__MINGW32__)) // || defined(__AIXV3__)
166#ifndef __MWERKS__ // shouldn't this be one scope below ?
c801d85f 167 struct timeval tp;
469e1e5c 168#endif
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169#if defined(__SYSV__) || (defined(__GNUWIN32__) && !defined(__MINGW32))
170 struct timezone tz;
171 gettimeofday(&tp, &tz);
172 *timeZone = 60*(tz.tz_minuteswest);
173 *dstObserved = tz.tz_dsttime;
174#else
175 time_t t0;
176 struct tm *tp;
177 time(&t0);
178 tp = localtime(&t0);
469e1e5c 179#ifndef __MWERKS__
c801d85f 180 *timeZone = tp->tm_gmtoff; // ???
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181#else
182 *timeZone = 0 ;
183#endif
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184 *dstObserved = tp->tm_isdst;
185#endif
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186#elif defined(__WXSTUBS__)
187 return FALSE;
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188#else
189// #error wxGetLocalTime not implemented.
190 struct timeval tp;
191 struct timezone tz;
192 gettimeofday(&tp, &tz);
193 *timeZone = 60*(tz.tz_minuteswest);
194 *dstObserved = tz.tz_dsttime;
195#endif
196#endif
197 // __MINGW32__
198 return TRUE;
199}
200#endif
201
202// Get number of seconds since 00:00:00 GMT, Jan 1st 1970.
203long wxGetCurrentTime(void)
204{
205#if defined(__xlC__) || defined(__AIX__) || defined(__SVR4__) || defined(__SYSV__) // || defined(__AIXV3__)
206 struct timeval tp;
f57fe24c 207#if defined(__SYSV__) || (defined (__GNUWIN32__) && !defined (__MINGW32__))
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208 gettimeofday(&tp, (struct timezone *)NULL);
209#else
210 gettimeofday(&tp);
211#endif
212 return tp.tv_sec;
213#else // (defined(__SC__) || defined(__SGI__) || defined(___BSDI__) || defined(__ALPHA__))
214 return time(0);
215#endif
216/*
217#else
218 struct timeb tp;
219 ftime(&tp);
220 return tp.time;
221#endif
222*/
223}
224