// Modified by:
// Created: 31-08-2003
// RCS-ID:
-// Copyright: (c) Marco Cavallini
+// Copyright: (c) Marco Cavallini
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include <winbase.h>
#define is_leap(y) (y % 4 == 0 && (y % 100 != 0 || y % 400 == 0))
-#define SECONDS_IN_ONE_MINUTE 60
-#define DAYS_IN_ONE_YEAR 365
-#define SECONDS_IN_ONE_MIN 60
-#define SECONDS_IN_ONE_HOUR 3600
-#define SECONDS_IN_ONE_DAY 86400
-#define DEFAULT_TIMEZONE 28800
-#define DO_GMTIME 0
-#define DO_LOCALTIME 1
+#define SECONDS_IN_ONE_MINUTE 60
+#define DAYS_IN_ONE_YEAR 365
+#define SECONDS_IN_ONE_MIN 60
+#define SECONDS_IN_ONE_HOUR 3600
+#define SECONDS_IN_ONE_DAY 86400
+#define DEFAULT_TIMEZONE 28800
+#define DO_GMTIME 0
+#define DO_LOCALTIME 1
-long timezone ; // global variable
+long timezone ; // global variable
////////////////////////////////////////////////////////////////////////
// Common code for localtime and gmtime (static)
////////////////////////////////////////////////////////////////////////
-static struct tm * __cdecl common_localtime(const time_t * t, BOOL bLocal)
+static struct tm * __cdecl common_localtime(const time_t * WXUNUSED(t), BOOL bLocal)
{
- wxString str ;
- SYSTEMTIME SystemTime;
- TIME_ZONE_INFORMATION pTz;
- static struct tm st_res ; // data holder
- static struct tm * res = &st_res ; // data pointer
- int iLeap;
- const unsigned short int __mon_yday[2][13] =
- {
- // Normal years
- { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 },
- // Leap years
- { 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366 }
- };
-
- ::GetLocalTime(&SystemTime) ;
- ::GetTimeZoneInformation(&pTz);
-
- ///////////////////////////////////////////////
- // Set timezone
- timezone = pTz.Bias * SECONDS_IN_ONE_MINUTE ;
- ///////////////////////////////////////////////
-
- iLeap = is_leap(SystemTime.wYear) ;
-
- res->tm_hour = SystemTime.wHour;
- res->tm_min = SystemTime.wMinute;
- res->tm_sec = SystemTime.wSecond;
-
- res->tm_mday = SystemTime.wDay;
- res->tm_mon = SystemTime.wMonth - 1;// this the correct month but localtime returns month aligned to zero
- res->tm_year = SystemTime.wYear; // this the correct year
- res->tm_year = res->tm_year - 1900; // but localtime returns the value starting at the 1900
-
- res->tm_wday = SystemTime.wDayOfWeek;
- res->tm_yday = __mon_yday[iLeap][res->tm_mon] + SystemTime.wDay - 1; // localtime returns year-day aligned to zero
-
- // if localtime behavior and daylight saving
- if (bLocal && pTz.DaylightBias != 0)
- res->tm_isdst = 1;
- else
- res->tm_isdst = 0; // without daylight saving or gmtime
+ wxString str ;
+ SYSTEMTIME SystemTime;
+ TIME_ZONE_INFORMATION pTz;
+ static struct tm st_res ; // data holder
+ static struct tm * res = &st_res ; // data pointer
+ int iLeap;
+ const unsigned short int __mon_yday[2][13] =
+ {
+ // Normal years
+ { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 },
+ // Leap years
+ { 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366 }
+ };
+
+ ::GetLocalTime(&SystemTime) ;
+ ::GetTimeZoneInformation(&pTz);
+
+ ///////////////////////////////////////////////
+ // Set timezone
+ timezone = pTz.Bias * SECONDS_IN_ONE_MINUTE ;
+ ///////////////////////////////////////////////
+
+ iLeap = is_leap(SystemTime.wYear) ;
+
+ res->tm_hour = SystemTime.wHour;
+ res->tm_min = SystemTime.wMinute;
+ res->tm_sec = SystemTime.wSecond;
+
+ res->tm_mday = SystemTime.wDay;
+ res->tm_mon = SystemTime.wMonth - 1; // this the correct month but localtime returns month aligned to zero
+ res->tm_year = SystemTime.wYear; // this the correct year
+ res->tm_year = res->tm_year - 1900; // but localtime returns the value starting at the 1900
+
+ res->tm_wday = SystemTime.wDayOfWeek;
+ res->tm_yday = __mon_yday[iLeap][res->tm_mon] + SystemTime.wDay - 1; // localtime returns year-day aligned to zero
+
+ // if localtime behavior and daylight saving
+ if (bLocal && pTz.DaylightBias != 0)
+ res->tm_isdst = 1;
+ else
+ res->tm_isdst = 0; // without daylight saving or gmtime
return res;
}
////////////////////////////////////////////////////////////////////////
struct tm * __cdecl localtime(const time_t * t)
{
- return common_localtime(t, DO_LOCALTIME) ;
+ return common_localtime(t, DO_LOCALTIME) ;
}
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
struct tm * __cdecl gmtime(const time_t *t)
{
- return common_localtime(t, DO_GMTIME) ;
+ return common_localtime(t, DO_GMTIME) ;
}
////////////////////////////////////////////////////////////////////////
static time_t __cdecl common_tm_to_time(int day, int month, int year, int hour, int minute, int second)
{
- time_t prog = 0 ;
- static int mdays[12] = { 31,28,31,30,31,30,31,31,30,31,30,31 } ;
-
- while (--month)
- {
- prog += mdays[month - 1] ;
- if (month == 2 && is_leap(year))
- prog++ ;
- }
-
- // Calculate seconds in elapsed days
- prog = day - 1 ; // align first day of the year to zero
- prog += (DAYS_IN_ONE_YEAR * (year - 1970) + (year - 1901) / 4 - 19) ;
- prog *= SECONDS_IN_ONE_DAY ;
-
- // Add Calculated elapsed seconds in the current day
- prog += (hour * SECONDS_IN_ONE_HOUR + minute *
- SECONDS_IN_ONE_MIN + second) ;
-
- return prog ;
+ time_t prog = 0 ;
+ static int mdays[12] = { 31,28,31,30,31,30,31,31,30,31,30,31 } ;
+
+ while (--month)
+ {
+ prog += mdays[month - 1] ;
+ if (month == 2 && is_leap(year))
+ prog++ ;
+ }
+
+ // Calculate seconds in elapsed days
+ prog = day - 1 ; // align first day of the year to zero
+ prog += (DAYS_IN_ONE_YEAR * (year - 1970) + (year - 1901) / 4 - 19) ;
+ prog *= SECONDS_IN_ONE_DAY ;
+
+ // Add Calculated elapsed seconds in the current day
+ prog += (hour * SECONDS_IN_ONE_HOUR + minute *
+ SECONDS_IN_ONE_MIN + second) ;
+
+ return prog ;
}
////////////////////////////////////////////////////////////////////////
time_t __cdecl time(time_t *t)
{
- time_t prog = 0 ;
+ time_t prog = 0 ;
- if (t != NULL)
- {
- SYSTEMTIME SystemTime;
+ if (t != NULL)
+ {
+ SYSTEMTIME SystemTime;
- ::GetLocalTime(&SystemTime) ;
- prog = common_tm_to_time(SystemTime.wDay, SystemTime.wMonth, SystemTime.wYear,
- SystemTime.wHour, SystemTime.wMinute, SystemTime.wSecond) ;
- *t = prog ;
- }
+ ::GetLocalTime(&SystemTime) ;
+ prog = common_tm_to_time(SystemTime.wDay, SystemTime.wMonth, SystemTime.wYear,
+ SystemTime.wHour, SystemTime.wMinute, SystemTime.wSecond) ;
+ *t = prog ;
+ }
- return prog ;
+ return prog ;
}
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
time_t __cdecl mktime(struct tm *t)
{
- return (common_tm_to_time(t->tm_mday, t->tm_mon+1, t->tm_year+1900, t->tm_hour, t->tm_min, t->tm_sec)) ;
+ return (common_tm_to_time(t->tm_mday, t->tm_mon+1, t->tm_year+1900, t->tm_hour, t->tm_min, t->tm_sec)) ;
}
projects / wxWidgets.git / commitdiff
