granicus.if.org Git - postgresql/blob - src/interfaces/ecpg/include/pgtypes_interval.h

   1 /* $PostgreSQL: pgsql/src/interfaces/ecpg/include/pgtypes_interval.h,v 1.14 2007/05/28 09:46:47 meskes Exp $ */
   2
   3 #ifndef PGTYPES_INTERVAL
   4 #define PGTYPES_INTERVAL
   5
   6 #include <ecpg_config.h>
   7
   8 #ifndef C_H
   9
  10 #ifdef HAVE_LONG_INT_64
  11 #ifndef HAVE_INT64
  12 typedef long int int64;
  13 #endif
  14 #elif defined(HAVE_LONG_LONG_INT_64)
  15 /* We have working support for "long long int", use that */
  16
  17 #ifndef HAVE_INT64
  18 typedef long long int int64;
  19 #endif
  20 #else                                                   /* not HAVE_LONG_INT_64 and not
  21                                                                  * HAVE_LONG_LONG_INT_64 */
  22
  23 /* Won't actually work, but fall back to long int so that code compiles */
  24 #ifndef HAVE_INT64
  25 typedef long int int64;
  26 #endif
  27
  28 #define INT64_IS_BUSTED
  29 #endif   /* not HAVE_LONG_INT_64 and not
  30                                                                  * HAVE_LONG_LONG_INT_64 */
  31 #endif   /* C_H */
  32
  33 #if defined(USE_INTEGER_DATETIMES) && !defined(INT64_IS_BUSTED)
  34 #define HAVE_INT64_TIMESTAMP
  35 #endif
  36
  37 typedef struct
  38 {
  39 #ifdef HAVE_INT64_TIMESTAMP
  40         int64           time;                   /* all time units other than months and years */
  41 #else
  42         double          time;                   /* all time units other than months and years */
  43 #endif
  44         long            month;                  /* months and years, after time for alignment */
  45 }       interval;
  46
  47 #ifdef __cplusplus
  48 extern          "C"
  49 {
  50 #endif
  51
  52 extern interval *PGTYPESinterval_new(void);
  53 extern void PGTYPESinterval_free(interval *);
  54 extern interval *PGTYPESinterval_from_asc(char *, char **);
  55 extern char *PGTYPESinterval_to_asc(interval *);
  56 extern int      PGTYPESinterval_copy(interval *, interval *);
  57
  58 #ifdef __cplusplus
  59 }
  60 #endif
  61
  62 #endif   /* PGTYPES_INTERVAL */