diff options
Diffstat (limited to 'src/backend/utils/adt/arrayfuncs.c')
| -rw-r--r-- | src/backend/utils/adt/arrayfuncs.c | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/src/backend/utils/adt/arrayfuncs.c b/src/backend/utils/adt/arrayfuncs.c index 07edd7014da..efb4ea9dc14 100644 --- a/src/backend/utils/adt/arrayfuncs.c +++ b/src/backend/utils/adt/arrayfuncs.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/utils/adt/arrayfuncs.c,v 1.121 2005/07/10 21:13:58 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/utils/adt/arrayfuncs.c,v 1.122 2005/08/15 19:40:20 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -160,7 +160,7 @@ array_in(PG_FUNCTION_ARGS) fcinfo->flinfo->fn_extra = MemoryContextAlloc(fcinfo->flinfo->fn_mcxt, sizeof(ArrayMetaState)); my_extra = (ArrayMetaState *) fcinfo->flinfo->fn_extra; - my_extra->element_type = InvalidOid; + my_extra->element_type = ~element_type; } if (my_extra->element_type != element_type) @@ -1173,15 +1173,6 @@ array_recv(PG_FUNCTION_ARGS) } nitems = ArrayGetNItems(ndim, dim); - if (nitems == 0) - { - /* Return empty array */ - retval = (ArrayType *) palloc0(sizeof(ArrayType)); - retval->size = sizeof(ArrayType); - retval->elemtype = element_type; - PG_RETURN_ARRAYTYPE_P(retval); - } - /* * We arrange to look up info about element type, including its * receive conversion proc, only once per series of calls, assuming @@ -1193,7 +1184,7 @@ array_recv(PG_FUNCTION_ARGS) fcinfo->flinfo->fn_extra = MemoryContextAlloc(fcinfo->flinfo->fn_mcxt, sizeof(ArrayMetaState)); my_extra = (ArrayMetaState *) fcinfo->flinfo->fn_extra; - my_extra->element_type = InvalidOid; + my_extra->element_type = ~element_type; } if (my_extra->element_type != element_type) @@ -1212,6 +1203,16 @@ array_recv(PG_FUNCTION_ARGS) fcinfo->flinfo->fn_mcxt); my_extra->element_type = element_type; } + + if (nitems == 0) + { + /* Return empty array ... but not till we've validated element_type */ + retval = (ArrayType *) palloc0(sizeof(ArrayType)); + retval->size = sizeof(ArrayType); + retval->elemtype = element_type; + PG_RETURN_ARRAYTYPE_P(retval); + } + typlen = my_extra->typlen; typbyval = my_extra->typbyval; typalign = my_extra->typalign; |