postgresql/src/include/pgtime.h
2004-08-29 05:07:03 +00:00

51 lines
1.3 KiB
C

/*-------------------------------------------------------------------------
*
* pgtime.h
* PostgreSQL internal timezone library
*
* Portions Copyright (c) 1996-2004, PostgreSQL Global Development Group
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/include/pgtime.h,v 1.4 2004/08/29 05:06:55 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef _PGTIME_H
#define _PGTIME_H
/*
* The API of this library is generally similar to the corresponding
* C library functions, except that we use pg_time_t which (we hope) is
* 64 bits wide, and which is most definitely signed not unsigned.
*/
typedef int64 pg_time_t;
struct pg_tm
{
int tm_sec;
int tm_min;
int tm_hour;
int tm_mday;
int tm_mon; /* origin 0, not 1 */
int tm_year; /* relative to 1900 */
int tm_wday;
int tm_yday;
int tm_isdst;
long int tm_gmtoff;
const char *tm_zone;
};
extern struct pg_tm *pg_localtime(const pg_time_t *);
extern struct pg_tm *pg_gmtime(const pg_time_t *);
extern bool pg_tzset(const char *tzname);
extern size_t pg_strftime(char *s, size_t max, const char *format,
const struct pg_tm * tm);
extern void pg_timezone_initialize(void);
extern bool tz_acceptable(void);
extern const char *select_default_timezone(void);
extern const char *pg_get_current_timezone(void);
#endif /* _PGTIME_H */