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Merge pull request #39189 from touilleMan/issue-38925

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Unify OS.get_system_time_* and OS.get_unix_time
This commit is contained in:
Rémi Verschelde 2020-06-15 23:57:16 +02:00 committed by GitHub
commit 4b5b60de85
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GPG Key ID: 4AEE18F83AFDEB23
9 changed files with 20 additions and 90 deletions
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12
core/bind/core_bind.cpp
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@ -498,18 +498,10 @@ Dictionary _OS::get_time_zone_info() const {
return infod;
}
uint64_t _OS::get_unix_time() const {
double _OS::get_unix_time() const {
return OS::get_singleton()->get_unix_time();
}
uint64_t _OS::get_system_time_secs() const {
return OS::get_singleton()->get_system_time_secs();
}
uint64_t _OS::get_system_time_msecs() const {
return OS::get_singleton()->get_system_time_msecs();
}
void _OS::delay_usec(uint32_t p_usec) const {
OS::get_singleton()->delay_usec(p_usec);
}
@ -729,8 +721,6 @@ void _OS::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_unix_time"), &_OS::get_unix_time);
ClassDB::bind_method(D_METHOD("get_datetime_from_unix_time", "unix_time_val"), &_OS::get_datetime_from_unix_time);
ClassDB::bind_method(D_METHOD("get_unix_time_from_datetime", "datetime"), &_OS::get_unix_time_from_datetime);
ClassDB::bind_method(D_METHOD("get_system_time_secs"), &_OS::get_system_time_secs);
ClassDB::bind_method(D_METHOD("get_system_time_msecs"), &_OS::get_system_time_msecs);
ClassDB::bind_method(D_METHOD("get_exit_code"), &_OS::get_exit_code);
ClassDB::bind_method(D_METHOD("set_exit_code", "code"), &_OS::set_exit_code);

4
core/bind/core_bind.h
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@ -199,9 +199,7 @@ public:
Dictionary get_datetime_from_unix_time(int64_t unix_time_val) const;
int64_t get_unix_time_from_datetime(Dictionary datetime) const;
Dictionary get_time_zone_info() const;
uint64_t get_unix_time() const;
uint64_t get_system_time_secs() const;
uint64_t get_system_time_msecs() const;
double get_unix_time() const;
uint64_t get_static_memory_usage() const;
uint64_t get_static_memory_peak_usage() const;

10
core/os/os.cpp
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@ -83,15 +83,7 @@ uint64_t OS::get_splash_tick_msec() const {
return _msec_splash;
}
uint64_t OS::get_unix_time() const {
return 0;
}
uint64_t OS::get_system_time_secs() const {
return 0;
}
uint64_t OS::get_system_time_msecs() const {
double OS::get_unix_time() const {
return 0;
}

4
core/os/os.h
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@ -209,9 +209,7 @@ public:
virtual Time get_time(bool local = false) const = 0;
virtual TimeZoneInfo get_time_zone_info() const = 0;
virtual String get_iso_date_time(bool local = false) const;
virtual uint64_t get_unix_time() const;
virtual uint64_t get_system_time_secs() const;
virtual uint64_t get_system_time_msecs() const;
virtual double get_unix_time() const;
virtual void delay_usec(uint32_t p_usec) const = 0;
virtual uint64_t get_ticks_usec() const = 0;

2
doc/classes/OS.xml
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@ -325,7 +325,7 @@
</description>
</method>
<method name="get_unix_time" qualifiers="const">
<return type="int">
<return type="float">
</return>
<description>
Returns the current UNIX epoch timestamp.

18
drivers/unix/os_unix.cpp
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@ -163,22 +163,12 @@ String OS_Unix::get_name() const {
return "Unix";
}
uint64_t OS_Unix::get_unix_time() const {
return time(nullptr);
double OS_Unix::get_unix_time() const {
struct timeval tv_now;
gettimeofday(&tv_now, nullptr);
return (double)tv_now.tv_sec + double(tv_now.tv_usec) / 1000000;
};
uint64_t OS_Unix::get_system_time_secs() const {
struct timeval tv_now;
gettimeofday(&tv_now, nullptr);
return uint64_t(tv_now.tv_sec);
}
uint64_t OS_Unix::get_system_time_msecs() const {
struct timeval tv_now;
gettimeofday(&tv_now, nullptr);
return uint64_t(tv_now.tv_sec) * 1000 + uint64_t(tv_now.tv_usec) / 1000;
}
OS::Date OS_Unix::get_date(bool utc) const {
time_t t = time(nullptr);
struct tm *lt;

4
drivers/unix/os_unix.h
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@ -77,9 +77,7 @@ public:
virtual Time get_time(bool utc) const;
virtual TimeZoneInfo get_time_zone_info() const;
virtual uint64_t get_unix_time() const;
virtual uint64_t get_system_time_secs() const;
virtual uint64_t get_system_time_msecs() const;
virtual double get_unix_time() const;
virtual void delay_usec(uint32_t p_usec) const;
virtual uint64_t get_ticks_usec() const;

52
platform/windows/os_windows.cpp
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@ -343,55 +343,21 @@ OS::TimeZoneInfo OS_Windows::get_time_zone_info() const {
return ret;
}
uint64_t OS_Windows::get_unix_time() const {
FILETIME ft;
SYSTEMTIME st;
GetSystemTime(&st);
SystemTimeToFileTime(&st, &ft);
SYSTEMTIME ep;
ep.wYear = 1970;
ep.wMonth = 1;
ep.wDayOfWeek = 4;
ep.wDay = 1;
ep.wHour = 0;
ep.wMinute = 0;
ep.wSecond = 0;
ep.wMilliseconds = 0;
FILETIME fep;
SystemTimeToFileTime(&ep, &fep);
// Type punning through unions (rather than pointer cast) as per:
// https://docs.microsoft.com/en-us/windows/desktop/api/minwinbase/ns-minwinbase-filetime#remarks
ULARGE_INTEGER ft_punning;
ft_punning.LowPart = ft.dwLowDateTime;
ft_punning.HighPart = ft.dwHighDateTime;
ULARGE_INTEGER fep_punning;
fep_punning.LowPart = fep.dwLowDateTime;
fep_punning.HighPart = fep.dwHighDateTime;
return (ft_punning.QuadPart - fep_punning.QuadPart) / 10000000;
};
uint64_t OS_Windows::get_system_time_secs() const {
return get_system_time_msecs() / 1000;
}
uint64_t OS_Windows::get_system_time_msecs() const {
const uint64_t WINDOWS_TICK = 10000;
const uint64_t MSEC_TO_UNIX_EPOCH = 11644473600000LL;
double OS_Windows::get_unix_time() const {
// 1 Windows tick is 100ns
const uint64_t WINDOWS_TICKS_PER_SECOND = 10000000;
const uint64_t TICKS_TO_UNIX_EPOCH = 116444736000000000LL;
SYSTEMTIME st;
GetSystemTime(&st);
FILETIME ft;
SystemTimeToFileTime(&st, &ft);
uint64_t ret;
ret = ft.dwHighDateTime;
ret <<= 32;
ret |= ft.dwLowDateTime;
uint64_t ticks_time;
ticks_time = ft.dwHighDateTime;
ticks_time <<= 32;
ticks_time |= ft.dwLowDateTime;
return (uint64_t)(ret / WINDOWS_TICK - MSEC_TO_UNIX_EPOCH);
return (double)(ticks_time - TICKS_TO_UNIX_EPOCH) / WINDOWS_TICKS_PER_SECOND;
}
void OS_Windows::delay_usec(uint32_t p_usec) const {

4
platform/windows/os_windows.h
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@ -129,9 +129,7 @@ public:
virtual Date get_date(bool utc) const;
virtual Time get_time(bool utc) const;
virtual TimeZoneInfo get_time_zone_info() const;
virtual uint64_t get_unix_time() const;
virtual uint64_t get_system_time_secs() const;
virtual uint64_t get_system_time_msecs() const;
virtual double get_unix_time() const;
virtual Error set_cwd(const String &p_cwd);