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authorAnton Samokhvalov <pg83@yandex.ru>2022-02-10 16:45:17 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:45:17 +0300
commitd3a398281c6fd1d3672036cb2d63f842d2cb28c5 (patch)
treedd4bd3ca0f36b817e96812825ffaf10d645803f2 /util/datetime/systime.cpp
parent72cb13b4aff9bc9cf22e49251bc8fd143f82538f (diff)
downloadydb-d3a398281c6fd1d3672036cb2d63f842d2cb28c5.tar.gz
Restoring authorship annotation for Anton Samokhvalov <pg83@yandex.ru>. Commit 2 of 2.
Diffstat (limited to 'util/datetime/systime.cpp')
-rw-r--r--util/datetime/systime.cpp70
1 files changed, 35 insertions, 35 deletions
diff --git a/util/datetime/systime.cpp b/util/datetime/systime.cpp
index 4c328ec4d0..6ee7e8fc6e 100644
--- a/util/datetime/systime.cpp
+++ b/util/datetime/systime.cpp
@@ -1,29 +1,29 @@
#include "systime.h"
-#include <util/system/yassert.h>
-#include <util/system/defaults.h>
-
+#include <util/system/yassert.h>
+#include <util/system/defaults.h>
+
#ifdef _win_
-void FileTimeToTimeval(const FILETIME* ft, timeval* tv) {
+void FileTimeToTimeval(const FILETIME* ft, timeval* tv) {
const i64 NANOINTERVAL = LL(116444736000000000); // Number of 100 nanosecond units from 1/1/1601 to 1/1/1970
- union {
- ui64 ft_scalar;
- FILETIME ft_struct;
- } nt_time;
+ union {
+ ui64 ft_scalar;
+ FILETIME ft_struct;
+ } nt_time;
nt_time.ft_struct = *ft;
tv->tv_sec = (long)((nt_time.ft_scalar - NANOINTERVAL) / LL(10000000));
tv->tv_usec = (i32)((nt_time.ft_scalar / LL(10)) % LL(1000000));
}
-int gettimeofday(timeval* tp, void*) {
+int gettimeofday(timeval* tp, void*) {
FILETIME ft;
GetSystemTimeAsFileTime(&ft);
FileTimeToTimeval(&ft, tp);
return 0;
}
-tm* localtime_r(const time_t* clock, tm* result) {
+tm* localtime_r(const time_t* clock, tm* result) {
tzset();
tm* res = localtime(clock);
if (res) {
@@ -33,11 +33,11 @@ tm* localtime_r(const time_t* clock, tm* result) {
return 0;
}
-tm* gmtime_r(const time_t* clock, tm* result) {
+tm* gmtime_r(const time_t* clock, tm* result) {
return gmtime_s(result, clock) == 0 ? result : 0;
}
-char* ctime_r(const time_t* clock, char* buf) {
+char* ctime_r(const time_t* clock, char* buf) {
char* res = ctime(clock);
if (res) {
memcpy(buf, res, 26);
@@ -48,12 +48,12 @@ char* ctime_r(const time_t* clock, char* buf) {
#endif /* _win_ */
-#define YEAR0 1900
-#define EPOCH_YR 1970
-#define SECS_DAY (24L * 60L * 60L)
-#define LEAPYEAR(year) (!((year) % 4) && (((year) % 100) || !((year) % 400)))
-#define YEARSIZE(year) (LEAPYEAR(year) ? 366 : 365)
-#define FOURCENTURIES (400 * 365 + 100 - 3)
+#define YEAR0 1900
+#define EPOCH_YR 1970
+#define SECS_DAY (24L * 60L * 60L)
+#define LEAPYEAR(year) (!((year) % 4) && (((year) % 100) || !((year) % 400)))
+#define YEARSIZE(year) (LEAPYEAR(year) ? 366 : 365)
+#define FOURCENTURIES (400 * 365 + 100 - 3)
//! Inverse of gmtime: converts struct tm to time_t, assuming the data
//! in tm is UTC rather than local timezone. This implementation
@@ -63,32 +63,32 @@ char* ctime_r(const time_t* clock, char* buf) {
//! Subject: A more robust timegm - msg#00010
time_t TimeGM(const struct tm* t) {
static const unsigned short int month_to_days[][13] = {
- {0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334},
- {0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335}};
+ {0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334},
+ {0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335}};
// Only handles years after 1970
- if (t->tm_year < 70) {
- return (time_t)-1;
- }
+ if (t->tm_year < 70) {
+ return (time_t)-1;
+ }
int days = 365 * (t->tm_year - 70);
// Take into account the leap days between 1970 and YEAR-1
days += (t->tm_year - 1 - 68) / 4 - ((t->tm_year - 1) / 100) + ((t->tm_year - 1 + 300) / 400);
- if (t->tm_mon < 0 || t->tm_mon >= 12) {
- return (time_t)-1;
- }
- days += month_to_days[LEAPYEAR(1900 + t->tm_year)][t->tm_mon];
+ if (t->tm_mon < 0 || t->tm_mon >= 12) {
+ return (time_t)-1;
+ }
+ days += month_to_days[LEAPYEAR(1900 + t->tm_year)][t->tm_mon];
days += t->tm_mday - 1;
unsigned long secs = days * 86400ul + t->tm_hour * 3600 + t->tm_min * 60 + t->tm_sec;
- return (time_t)secs;
+ return (time_t)secs;
}
-struct tm* GmTimeR(const time_t* timer, struct tm* tmbuf) {
+struct tm* GmTimeR(const time_t* timer, struct tm* tmbuf) {
static const int _ytab[2][12] = {
{31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31},
- {31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}};
+ {31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}};
i64 time = static_cast<i64>(*timer);
@@ -101,8 +101,8 @@ struct tm* GmTimeR(const time_t* timer, struct tm* tmbuf) {
year -= shift * 400;
}
- dayclock = (ui64)time % SECS_DAY;
- dayno = (ui64)time / SECS_DAY;
+ dayclock = (ui64)time % SECS_DAY;
+ dayno = (ui64)time / SECS_DAY;
year += 400 * (dayno / FOURCENTURIES);
dayno = dayno % FOURCENTURIES;
@@ -111,14 +111,14 @@ struct tm* GmTimeR(const time_t* timer, struct tm* tmbuf) {
tmbuf->tm_min = (dayclock % 3600) / 60;
tmbuf->tm_hour = dayclock / 3600;
tmbuf->tm_wday = (dayno + 4) % 7; // Day 0 was a thursday
- while (dayno >= (ui64)YEARSIZE(year)) {
+ while (dayno >= (ui64)YEARSIZE(year)) {
dayno -= YEARSIZE(year);
++year;
}
tmbuf->tm_year = year - YEAR0;
tmbuf->tm_yday = dayno;
tmbuf->tm_mon = 0;
- while (dayno >= (ui64)_ytab[LEAPYEAR(year)][tmbuf->tm_mon]) {
+ while (dayno >= (ui64)_ytab[LEAPYEAR(year)][tmbuf->tm_mon]) {
dayno -= _ytab[LEAPYEAR(year)][tmbuf->tm_mon];
++tmbuf->tm_mon;
}
@@ -126,7 +126,7 @@ struct tm* GmTimeR(const time_t* timer, struct tm* tmbuf) {
tmbuf->tm_isdst = 0;
#ifndef _win_
tmbuf->tm_gmtoff = 0;
- tmbuf->tm_zone = (char*)"UTC";
+ tmbuf->tm_zone = (char*)"UTC";
#endif
return tmbuf;