mirror of
https://codeberg.org/grunfink/snac2.git
synced 2024-12-24 16:43:36 +00:00
59 lines
1.3 KiB
C
59 lines
1.3 KiB
C
/* copyright (c) 2022 grunfink - MIT license */
|
|
|
|
#ifndef _XS_TIME_H
|
|
|
|
#define _XS_TIME_H
|
|
|
|
#include <time.h>
|
|
|
|
d_char *xs_str_time(time_t t, const char *fmt, int local);
|
|
#define xs_str_localtime(t, fmt) xs_str_time(t, fmt, 1)
|
|
#define xs_str_utctime(t, fmt) xs_str_time(t, fmt, 0)
|
|
time_t xs_parse_time(const char *str, const char *fmt, int local);
|
|
#define xs_parse_localtime(str, fmt) xs_parse_time(str, fmt, 1)
|
|
#define xs_parse_utctime(str, fmt) xs_parse_time(str, fmt, 0)
|
|
|
|
#ifdef XS_IMPLEMENTATION
|
|
|
|
d_char *xs_str_time(time_t t, const char *fmt, int local)
|
|
/* returns a d_char with a formated time */
|
|
{
|
|
struct tm tm;
|
|
char tmp[64];
|
|
|
|
if (t == 0)
|
|
t = time(NULL);
|
|
|
|
if (local)
|
|
localtime_r(&t, &tm);
|
|
else
|
|
gmtime_r(&t, &tm);
|
|
|
|
strftime(tmp, sizeof(tmp), fmt, &tm);
|
|
|
|
// printf("%d %d\n", local, t - xs_parse_time(tmp, fmt, local));
|
|
|
|
return xs_str_new(tmp);
|
|
}
|
|
|
|
|
|
char *strptime(const char *s, const char *format, struct tm *tm);
|
|
|
|
time_t xs_parse_time(const char *str, const char *fmt, int local)
|
|
{
|
|
struct tm tm;
|
|
|
|
memset(&tm, '\0', sizeof(tm));
|
|
strptime(str, fmt, &tm);
|
|
|
|
/* try to guess the Daylight Saving Time */
|
|
if (local)
|
|
tm.tm_isdst = -1;
|
|
|
|
return local ? mktime(&tm) : timegm(&tm);
|
|
}
|
|
|
|
|
|
#endif /* XS_IMPLEMENTATION */
|
|
|
|
#endif /* _XS_TIME_H */
|