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v/time/time_lin.v

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// Copyright (c) 2019 Alexander Medvednikov. All rights reserved.
// Use of this source code is governed by an MIT license
// that can be found in the LICENSE file.
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module time
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pub fn now() Time {
# struct timespec t = {0, 0};
# struct timespec m = {0, 0};
# clock_gettime(CLOCK_REALTIME, &t);
# clock_gettime(CLOCK_MONOTONIC_RAW, &m);
res := Time{}
# res.sec = t.tv_sec;
# res.nsec = t.tv_nsec;
# res.mono = 1000000000*m.tv_sec + m.tv_nsec;
return res
}
pub fn sleep(t Time) {
if t.sec > i64(0) {
C.sleep(t.sec)
}
if t.nsec > i32(0) {
C.usleep((t.nsec+i32(999))/i32(1000))
}
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}
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fn (t Time) local() Info {
info := Info{}
# struct tm tm;
# localtime_r(&t.sec, &tm);
# info.year = tm.tm_year + 1900;
# info.month = tm.tm_mon + 1;
# info.day = tm.tm_mday;
# info.hour = tm.tm_hour;
# info.minute = tm.tm_min;
# info.second = tm.tm_sec;
# info.yday = tm.tm_yday;
# info.wday = tm.tm_wday;
return info
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}
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fn (t Time) utc() Info {
info := Info{}
# struct tm tm;
# gmtime_r(&t.sec, &tm);
# info.year = tm.tm_year + 1900;
# info.month = tm.tm_mon + 1;
# info.day = tm.tm_mday;
# info.hour = tm.tm_hour;
# info.minute = tm.tm_min;
# info.second = tm.tm_sec;
# info.yday = tm.tm_yday;
# info.wday = tm.tm_wday;
return info
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}
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fn (t Time) format(fmt string) string {
res := ''
cfmt := fmt.cstr()
# char buf[1024];
# struct tm tm;
# localtime_r(&t.sec, &tm);
# strftime(buf, 1024, cfmt, &tm);
# res = tos2(buf);
return res
}
pub fn parse(s, fmt string) ?Time {
t := Time{}
cs := s.cstr()
cfmt := fmt.cstr()
ok := 0
# struct tm tm;
# memset(&tm, 0, sizeof(struct tm));
# ok = strptime(cs, cfmt, &tm);
if ok == 0 {
return error('time.parse: invalid time string')
}
# t.sec = mktime(&tm);
if t.sec < i64(0) {
return error('time.parse: invalid time string')
}
return t
}