42 lines
1.1 KiB
V
42 lines
1.1 KiB
V
module time
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fn sys_mono_now_darwin() u64 {
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return 0
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}
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// dummy to compile with all compilers
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pub fn darwin_now() Time {
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return Time{}
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}
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// dummy to compile with all compilers
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pub fn solaris_now() Time {
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return Time{}
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}
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// linux_now returns the local time with high precision for most os:es
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// this should be implemented with native system calls eventually
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// but for now a bit tweaky. It uses the realtime clock to get
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// the nano seconds part and normal local time to get correct local time
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// if the time has shifted on a second level between calls it uses
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// zero as microsecond. Not perfect but better that unix time only
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fn linux_now() Time {
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// get the high precision time as UTC realtime clock
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// and use the nanoseconds part
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mut ts := C.timespec{}
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C.clock_gettime(C.CLOCK_REALTIME, &ts)
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t := C.time(0)
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tm := C.localtime(&t)
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// if the second part (very rare) is different
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// microseconds is set to zero since it passed the second
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// also avoid divide by zero if nsec is zero
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if int(t) != ts.tv_sec || ts.tv_nsec == 0 {
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return convert_ctime(tm, 0)
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}
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return convert_ctime(tm, int(ts.tv_nsec/1000))
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}
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