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Diffstat (limited to 'v_windows/v/vlib/time/time.c.v')
-rw-r--r-- | v_windows/v/vlib/time/time.c.v | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/v_windows/v/vlib/time/time.c.v b/v_windows/v/vlib/time/time.c.v new file mode 100644 index 0000000..1bee150 --- /dev/null +++ b/v_windows/v/vlib/time/time.c.v @@ -0,0 +1,125 @@ +// Copyright (c) 2019-2021 Alexander Medvednikov. All rights reserved. +// Use of this source code is governed by an MIT license +// that can be found in the LICENSE file. +module time + +#include <time.h> + +// C.timeval represents a C time value. +pub struct C.timeval { + tv_sec u64 + tv_usec u64 +} + +fn C.localtime(t &C.time_t) &C.tm + +fn C.time(t &C.time_t) C.time_t + +// now returns current local time. +pub fn now() Time { + $if macos { + return darwin_now() + } + $if windows { + return win_now() + } + $if solaris { + return solaris_now() + } + $if linux || android { + return linux_now() + } + // defaults to most common feature, the microsecond precision is not available + // in this API call + t := C.time(0) + now := C.localtime(&t) + return convert_ctime(*now, 0) +} + +// utc returns the current UTC time. +pub fn utc() Time { + $if macos { + return darwin_utc() + } + $if windows { + return win_utc() + } + $if solaris { + return solaris_utc() + } + $if linux || android { + return linux_utc() + } + // defaults to most common feature, the microsecond precision is not available + // in this API call + t := C.time(0) + _ = C.time(&t) + return unix2(i64(t), 0) +} + +// new_time returns a time struct with calculated Unix time. +pub fn new_time(t Time) Time { + if t.unix != 0 { + return t + } + tt := C.tm{ + tm_sec: t.second + tm_min: t.minute + tm_hour: t.hour + tm_mday: t.day + tm_mon: t.month - 1 + tm_year: t.year - 1900 + } + utime := make_unix_time(tt) + return Time{ + ...t + unix: utime + } +} + +// ticks returns a number of milliseconds elapsed since system start. +pub fn ticks() i64 { + $if windows { + return C.GetTickCount() + } $else { + ts := C.timeval{} + C.gettimeofday(&ts, 0) + return i64(ts.tv_sec * u64(1000) + (ts.tv_usec / u64(1000))) + } + // t := i64(C.mach_absolute_time()) + // # Nanoseconds elapsedNano = AbsoluteToNanoseconds( *(AbsoluteTime *) &t ); + // # return (double)(* (uint64_t *) &elapsedNano) / 1000000; +} + +/* +// sleep makes the calling thread sleep for a given number of seconds. +[deprecated: 'call time.sleep(n * time.second)'] +pub fn sleep(seconds int) { + wait(seconds * time.second) +} +*/ + +// str returns time in the same format as `parse` expects ("YYYY-MM-DD HH:MM:SS"). +pub fn (t Time) str() string { + // TODO Define common default format for + // `str` and `parse` and use it in both ways + return t.format_ss() +} + +// convert_ctime converts a C time to V time. +fn convert_ctime(t C.tm, microsecond int) Time { + return Time{ + year: t.tm_year + 1900 + month: t.tm_mon + 1 + day: t.tm_mday + hour: t.tm_hour + minute: t.tm_min + second: t.tm_sec + microsecond: microsecond + unix: make_unix_time(t) + } +} + +pub const ( + infinite = Duration(C.INT64_MAX) +) |