diff options
Diffstat (limited to 'src/include/utils/timestamp.h')
| -rw-r--r-- | src/include/utils/timestamp.h | 42 |
1 files changed, 22 insertions, 20 deletions
diff --git a/src/include/utils/timestamp.h b/src/include/utils/timestamp.h index cea772afb77..bce73ae0801 100644 --- a/src/include/utils/timestamp.h +++ b/src/include/utils/timestamp.h @@ -6,7 +6,7 @@ * Portions Copyright (c) 1996-2000, PostgreSQL, Inc * Portions Copyright (c) 1994, Regents of the University of California * - * $Id: timestamp.h,v 1.3 2000/04/07 13:40:12 thomas Exp $ + * $Id: timestamp.h,v 1.4 2000/04/12 17:16:56 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -31,8 +31,10 @@ typedef double Timestamp; typedef struct { - double time; /* all time units other than months and years */ - int4 month; /* months and years, after time for alignment */ + double time; /* all time units other than months and + * years */ + int4 month; /* months and years, after time for + * alignment */ } Interval; @@ -51,29 +53,29 @@ typedef struct #define DT_CURRENT (DBL_MIN) #define DT_EPOCH (-DBL_MIN) -#define TIMESTAMP_INVALID(j) {j = DT_INVALID;} +#define TIMESTAMP_INVALID(j) do {j = DT_INVALID;} while (0) #ifdef NAN -#define TIMESTAMP_IS_INVALID(j) (isnan(j)) +#define TIMESTAMP_IS_INVALID(j) (isnan(j)) #else -#define TIMESTAMP_IS_INVALID(j) (j == DT_INVALID) +#define TIMESTAMP_IS_INVALID(j) (j == DT_INVALID) #endif -#define TIMESTAMP_NOBEGIN(j) {j = DT_NOBEGIN;} -#define TIMESTAMP_IS_NOBEGIN(j) (j == DT_NOBEGIN) +#define TIMESTAMP_NOBEGIN(j) do {j = DT_NOBEGIN;} while (0) +#define TIMESTAMP_IS_NOBEGIN(j) (j == DT_NOBEGIN) -#define TIMESTAMP_NOEND(j) {j = DT_NOEND;} +#define TIMESTAMP_NOEND(j) do {j = DT_NOEND;} while (0) #define TIMESTAMP_IS_NOEND(j) (j == DT_NOEND) -#define TIMESTAMP_CURRENT(j) {j = DT_CURRENT;} +#define TIMESTAMP_CURRENT(j) do {j = DT_CURRENT;} while (0) #if defined(linux) && defined(__powerpc__) extern int timestamp_is_current(double j); -#define TIMESTAMP_IS_CURRENT(j) timestamp_is_current(j) +#define TIMESTAMP_IS_CURRENT(j) timestamp_is_current(j) #else -#define TIMESTAMP_IS_CURRENT(j) (j == DT_CURRENT) +#define TIMESTAMP_IS_CURRENT(j) (j == DT_CURRENT) #endif -#define TIMESTAMP_EPOCH(j) {j = DT_EPOCH;} +#define TIMESTAMP_EPOCH(j) do {j = DT_EPOCH;} while (0) #if defined(linux) && defined(__powerpc__) extern int timestamp_is_epoch(double j); @@ -83,11 +85,11 @@ extern int timestamp_is_epoch(double j); #endif #define TIMESTAMP_IS_RELATIVE(j) (TIMESTAMP_IS_CURRENT(j) || TIMESTAMP_IS_EPOCH(j)) -#define TIMESTAMP_NOT_FINITE(j) (TIMESTAMP_IS_INVALID(j) \ +#define TIMESTAMP_NOT_FINITE(j) (TIMESTAMP_IS_INVALID(j) \ || TIMESTAMP_IS_NOBEGIN(j) || TIMESTAMP_IS_NOEND(j)) #define TIMESTAMP_IS_RESERVED(j) (TIMESTAMP_IS_RELATIVE(j) || TIMESTAMP_NOT_FINITE(j)) -#define INTERVAL_INVALID(j) {(j).time = DT_INVALID;} +#define INTERVAL_INVALID(j) do {(j).time = DT_INVALID;} while (0) #ifdef NAN #define INTERVAL_IS_INVALID(j) (isnan((j).time)) #else @@ -152,15 +154,15 @@ extern Timestamp *timestamp_mi_span(Timestamp *dt, Interval *span); extern Interval *timestamp_age(Timestamp *dt1, Timestamp *dt2); extern bool overlaps_timestamp(Timestamp *dt1, Timestamp *dt2, Timestamp *dt3, Timestamp *dt4); -extern int tm2timestamp(struct tm * tm, double fsec, int *tzp, Timestamp *dt); -extern int timestamp2tm(Timestamp dt, int *tzp, struct tm * tm, double *fsec, char **tzn); +extern int tm2timestamp(struct tm * tm, double fsec, int *tzp, Timestamp *dt); +extern int timestamp2tm(Timestamp dt, int *tzp, struct tm * tm, double *fsec, char **tzn); extern Timestamp SetTimestamp(Timestamp timestamp); extern Timestamp dt2local(Timestamp dt, int timezone); extern void dt2time(Timestamp dt, int *hour, int *min, double *sec); -extern int EncodeSpecialTimestamp(Timestamp dt, char *str); -extern int interval2tm(Interval span, struct tm * tm, float8 *fsec); -extern int tm2interval(struct tm * tm, double fsec, Interval *span); +extern int EncodeSpecialTimestamp(Timestamp dt, char *str); +extern int interval2tm(Interval span, struct tm * tm, float8 *fsec); +extern int tm2interval(struct tm * tm, double fsec, Interval *span); extern Timestamp *now(void); #endif /* TIMESTAMP_H */ |