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Linux: port the emulator to a working state on Linux (#117)

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Linux: port the emulator to a working state
This commit is contained in:
Stefanos Costa
2026-07-29 01:25:58 +03:00
committed by GitHub
parent 3dc793d859
commit 2b9cba457e
30 changed files with 2320 additions and 381 deletions
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src/common/platform/sysTimer.h
+11 -7
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@@ -27,7 +27,9 @@ struct SysFileTimeStruct {
#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
FILETIME time;
#elif KYTY_PLATFORM == KYTY_PLATFORM_LINUX
// Nanoseconds preserve sub-second file timestamps.
time_t time;
long nanos;
#endif
bool is_invalid;
};
@@ -139,7 +141,7 @@ inline void SysFileToSystemTimeUtc(const SysFileTimeStruct& f, SysTimeStruct& t)
t.Hour = i.tm_hour;
t.Minute = i.tm_min;
t.Second = (i.tm_sec == 60 ? 59 : i.tm_sec);
t.Milliseconds = 0;
t.Milliseconds = static_cast<uint16_t>((f.nanos / 1000000) % 1000);
}
inline void SysTimeTToSystem(time_t t, SysTimeStruct& s) {
@@ -168,10 +170,11 @@ inline void SysSystemToFileTimeUtc(const SysTimeStruct& f, SysFileTimeStruct& t)
// Retrieves the current local date and time.
inline void SysGetSystemTime(SysTimeStruct& t) {
time_t st {};
// Preserve millisecond precision.
timespec now {};
struct tm i {};
if (time(&st) == static_cast<time_t>(-1) || localtime_r(&st, &i) == nullptr) {
if (clock_gettime(CLOCK_REALTIME, &now) != 0 || localtime_r(&now.tv_sec, &i) == nullptr) {
t.is_invalid = true;
return;
}
@@ -183,15 +186,16 @@ inline void SysGetSystemTime(SysTimeStruct& t) {
t.Hour = i.tm_hour;
t.Minute = i.tm_min;
t.Second = (i.tm_sec == 60 ? 59 : i.tm_sec);
t.Milliseconds = 0;
t.Milliseconds = static_cast<uint16_t>((now.tv_nsec / 1000000) % 1000);
}
// Retrieves the current system date and time in Coordinated Universal Time (UTC).
inline void SysGetSystemTimeUtc(SysTimeStruct& t) {
time_t st {};
// Preserve millisecond precision.
timespec now {};
struct tm i {};
if (time(&st) == static_cast<time_t>(-1) || gmtime_r(&st, &i) == nullptr) {
if (clock_gettime(CLOCK_REALTIME, &now) != 0 || gmtime_r(&now.tv_sec, &i) == nullptr) {
t.is_invalid = true;
return;
}
@@ -203,7 +207,7 @@ inline void SysGetSystemTimeUtc(SysTimeStruct& t) {
t.Hour = i.tm_hour;
t.Minute = i.tm_min;
t.Second = (i.tm_sec == 60 ? 59 : i.tm_sec);
t.Milliseconds = 0;
t.Milliseconds = static_cast<uint16_t>((now.tv_nsec / 1000000) % 1000);
}
inline void SysQueryPerformanceFrequency(uint64_t* freq) {