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workaround for bug in utils/date.h (timetz)

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This commit is contained in:
Teodor Sigaev 2005-04-27 13:01:27 +00:00
parent 575d7d0330
commit 46edb8efad
1 changed files with 24 additions and 12 deletions
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36
contrib/btree_gist/btree_time.c
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@ -29,13 +29,25 @@ Datum gbt_timetz_consistent(PG_FUNCTION_ARGS);
Datum gbt_time_penalty(PG_FUNCTION_ARGS);
Datum gbt_time_same(PG_FUNCTION_ARGS);
#define P_TimeADTGetDatum(x) PointerGetDatum( &(x) )
/* workaround for bug in utils/date.h about Datum and TimeADT conversation */
static float8 timeadt1, timeadt2;
static float8*
makeTimeADTPointer( float8* t, TimeADT s ) {
*t = s;
return t;
}
#define VoidGetDatum1(x) PointerGetDatum( makeTimeADTPointer(&timeadt1, *(TimeADT*)(x)) )
#define VoidGetDatum2(x) PointerGetDatum( makeTimeADTPointer(&timeadt2, *(TimeADT*)(x)) )
#define P_TimeADTGetDatum1(x) PointerGetDatum( makeTimeADTPointer(&timeadt1, (x)) )
#define P_TimeADTGetDatum2(x) PointerGetDatum( makeTimeADTPointer(&timeadt2, (x)) )
static bool
gbt_timegt(const void *a, const void *b)
{
return DatumGetBool(
DirectFunctionCall2(time_gt, PointerGetDatum(a), PointerGetDatum(b))
DirectFunctionCall2(time_gt, VoidGetDatum1(a), VoidGetDatum2(b))
);
}
@ -43,7 +55,7 @@ static bool
gbt_timege(const void *a, const void *b)
{
return DatumGetBool(
DirectFunctionCall2(time_ge, PointerGetDatum(a), PointerGetDatum(b))
DirectFunctionCall2(time_ge, VoidGetDatum1(a), VoidGetDatum2(b))
);
}
@ -51,7 +63,7 @@ static bool
gbt_timeeq(const void *a, const void *b)
{
return DatumGetBool(
DirectFunctionCall2(time_eq, PointerGetDatum(a), PointerGetDatum(b))
DirectFunctionCall2(time_eq, VoidGetDatum1(a), VoidGetDatum2(b))
);
}
@ -59,7 +71,7 @@ static bool
gbt_timele(const void *a, const void *b)
{
return DatumGetBool(
DirectFunctionCall2(time_le, PointerGetDatum(a), PointerGetDatum(b))
DirectFunctionCall2(time_le, VoidGetDatum1(a), VoidGetDatum2(b))
);
}
@ -67,7 +79,7 @@ static bool
gbt_timelt(const void *a, const void *b)
{
return DatumGetBool(
DirectFunctionCall2(time_lt, PointerGetDatum(a), PointerGetDatum(b))
DirectFunctionCall2(time_lt, VoidGetDatum1(a), VoidGetDatum2(b))
);
}
@ -216,8 +228,8 @@ gbt_time_penalty(PG_FUNCTION_ARGS)
intr = DatumGetIntervalP(DirectFunctionCall2(
time_mi_time,
P_TimeADTGetDatum(newentry->upper),
P_TimeADTGetDatum(origentry->upper)));
P_TimeADTGetDatum1(newentry->upper),
P_TimeADTGetDatum2(origentry->upper)));
/* see interval_larger */
res = Max(intr->time + intr->month * (30 * 86400), 0);
@ -225,8 +237,8 @@ gbt_time_penalty(PG_FUNCTION_ARGS)
intr = DatumGetIntervalP(DirectFunctionCall2(
time_mi_time,
P_TimeADTGetDatum(origentry->lower),
P_TimeADTGetDatum(newentry->lower)));
P_TimeADTGetDatum1(origentry->lower),
P_TimeADTGetDatum2(newentry->lower)));
/* see interval_larger */
res += Max(intr->time + intr->month * (30 * 86400), 0);
@ -238,8 +250,8 @@ gbt_time_penalty(PG_FUNCTION_ARGS)
{
intr = DatumGetIntervalP(DirectFunctionCall2(
time_mi_time,
P_TimeADTGetDatum(origentry->upper),
P_TimeADTGetDatum(origentry->lower)));
P_TimeADTGetDatum1(origentry->upper),
P_TimeADTGetDatum2(origentry->lower)));
*result += FLT_MIN;
*result += (float) (res / ((double) (res + intr->time + intr->month * (30 * 86400))));
*result *= (FLT_MAX / (((GISTENTRY *) PG_GETARG_POINTER(0))->rel->rd_att->natts + 1));