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Diffstat (limited to 'src/backend/utils/adt/enum.c')
-rw-r--r--src/backend/utils/adt/enum.c118
1 files changed, 62 insertions, 56 deletions
diff --git a/src/backend/utils/adt/enum.c b/src/backend/utils/adt/enum.c
index d5187f06a77..5d8bf3175cb 100644
--- a/src/backend/utils/adt/enum.c
+++ b/src/backend/utils/adt/enum.c
@@ -1,13 +1,13 @@
/*-------------------------------------------------------------------------
*
* enum.c
- * I/O functions, operators, aggregates etc for enum types
+ * I/O functions, operators, aggregates etc for enum types
*
* Copyright (c) 2006-2007, PostgreSQL Global Development Group
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/utils/adt/enum.c,v 1.4 2007/09/04 16:41:42 adunstan Exp $
+ * $PostgreSQL: pgsql/src/backend/utils/adt/enum.c,v 1.5 2007/11/15 21:14:39 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -32,10 +32,10 @@ static int enum_elem_cmp(const void *left, const void *right);
Datum
enum_in(PG_FUNCTION_ARGS)
{
- char *name = PG_GETARG_CSTRING(0);
- Oid enumtypoid = PG_GETARG_OID(1);
- Oid enumoid;
- HeapTuple tup;
+ char *name = PG_GETARG_CSTRING(0);
+ Oid enumtypoid = PG_GETARG_OID(1);
+ Oid enumoid;
+ HeapTuple tup;
/* must check length to prevent Assert failure within SearchSysCache */
if (strlen(name) >= NAMEDATALEN)
@@ -66,9 +66,9 @@ enum_in(PG_FUNCTION_ARGS)
Datum
enum_out(PG_FUNCTION_ARGS)
{
- Oid enumval = PG_GETARG_OID(0);
- char *result;
- HeapTuple tup;
+ Oid enumval = PG_GETARG_OID(0);
+ char *result;
+ HeapTuple tup;
Form_pg_enum en;
tup = SearchSysCache(ENUMOID,
@@ -92,12 +92,12 @@ enum_out(PG_FUNCTION_ARGS)
Datum
enum_recv(PG_FUNCTION_ARGS)
{
- StringInfo buf = (StringInfo) PG_GETARG_POINTER(0);
- Oid enumtypoid = PG_GETARG_OID(1);
- Oid enumoid;
- HeapTuple tup;
- char *name;
- int nbytes;
+ StringInfo buf = (StringInfo) PG_GETARG_POINTER(0);
+ Oid enumtypoid = PG_GETARG_OID(1);
+ Oid enumoid;
+ HeapTuple tup;
+ char *name;
+ int nbytes;
name = pq_getmsgtext(buf, buf->len - buf->cursor, &nbytes);
@@ -132,9 +132,9 @@ enum_recv(PG_FUNCTION_ARGS)
Datum
enum_send(PG_FUNCTION_ARGS)
{
- Oid enumval = PG_GETARG_OID(0);
+ Oid enumval = PG_GETARG_OID(0);
StringInfoData buf;
- HeapTuple tup;
+ HeapTuple tup;
Form_pg_enum en;
tup = SearchSysCache(ENUMOID,
@@ -160,8 +160,8 @@ enum_send(PG_FUNCTION_ARGS)
Datum
enum_lt(PG_FUNCTION_ARGS)
{
- Oid a = PG_GETARG_OID(0);
- Oid b = PG_GETARG_OID(1);
+ Oid a = PG_GETARG_OID(0);
+ Oid b = PG_GETARG_OID(1);
PG_RETURN_BOOL(a < b);
}
@@ -169,8 +169,8 @@ enum_lt(PG_FUNCTION_ARGS)
Datum
enum_le(PG_FUNCTION_ARGS)
{
- Oid a = PG_GETARG_OID(0);
- Oid b = PG_GETARG_OID(1);
+ Oid a = PG_GETARG_OID(0);
+ Oid b = PG_GETARG_OID(1);
PG_RETURN_BOOL(a <= b);
}
@@ -178,8 +178,8 @@ enum_le(PG_FUNCTION_ARGS)
Datum
enum_eq(PG_FUNCTION_ARGS)
{
- Oid a = PG_GETARG_OID(0);
- Oid b = PG_GETARG_OID(1);
+ Oid a = PG_GETARG_OID(0);
+ Oid b = PG_GETARG_OID(1);
PG_RETURN_BOOL(a == b);
}
@@ -187,8 +187,8 @@ enum_eq(PG_FUNCTION_ARGS)
Datum
enum_ne(PG_FUNCTION_ARGS)
{
- Oid a = PG_GETARG_OID(0);
- Oid b = PG_GETARG_OID(1);
+ Oid a = PG_GETARG_OID(0);
+ Oid b = PG_GETARG_OID(1);
PG_RETURN_BOOL(a != b);
}
@@ -196,8 +196,8 @@ enum_ne(PG_FUNCTION_ARGS)
Datum
enum_ge(PG_FUNCTION_ARGS)
{
- Oid a = PG_GETARG_OID(0);
- Oid b = PG_GETARG_OID(1);
+ Oid a = PG_GETARG_OID(0);
+ Oid b = PG_GETARG_OID(1);
PG_RETURN_BOOL(a >= b);
}
@@ -205,8 +205,8 @@ enum_ge(PG_FUNCTION_ARGS)
Datum
enum_gt(PG_FUNCTION_ARGS)
{
- Oid a = PG_GETARG_OID(0);
- Oid b = PG_GETARG_OID(1);
+ Oid a = PG_GETARG_OID(0);
+ Oid b = PG_GETARG_OID(1);
PG_RETURN_BOOL(a > b);
}
@@ -214,8 +214,8 @@ enum_gt(PG_FUNCTION_ARGS)
Datum
enum_smaller(PG_FUNCTION_ARGS)
{
- Oid a = PG_GETARG_OID(0);
- Oid b = PG_GETARG_OID(1);
+ Oid a = PG_GETARG_OID(0);
+ Oid b = PG_GETARG_OID(1);
PG_RETURN_OID(a <= b ? a : b);
}
@@ -223,8 +223,8 @@ enum_smaller(PG_FUNCTION_ARGS)
Datum
enum_larger(PG_FUNCTION_ARGS)
{
- Oid a = PG_GETARG_OID(0);
- Oid b = PG_GETARG_OID(1);
+ Oid a = PG_GETARG_OID(0);
+ Oid b = PG_GETARG_OID(1);
PG_RETURN_OID(a >= b ? a : b);
}
@@ -232,8 +232,8 @@ enum_larger(PG_FUNCTION_ARGS)
Datum
enum_cmp(PG_FUNCTION_ARGS)
{
- Oid a = PG_GETARG_OID(0);
- Oid b = PG_GETARG_OID(1);
+ Oid a = PG_GETARG_OID(0);
+ Oid b = PG_GETARG_OID(1);
if (a > b)
PG_RETURN_INT32(1);
@@ -248,10 +248,11 @@ enum_cmp(PG_FUNCTION_ARGS)
Datum
enum_first(PG_FUNCTION_ARGS)
{
- Oid enumtypoid;
- Oid min = InvalidOid;
- CatCList *list;
- int num, i;
+ Oid enumtypoid;
+ Oid min = InvalidOid;
+ CatCList *list;
+ int num,
+ i;
/*
* We rely on being able to get the specific enum type from the calling
@@ -270,7 +271,8 @@ enum_first(PG_FUNCTION_ARGS)
num = list->n_members;
for (i = 0; i < num; i++)
{
- Oid valoid = HeapTupleHeaderGetOid(list->members[i]->tuple.t_data);
+ Oid valoid = HeapTupleHeaderGetOid(list->members[i]->tuple.t_data);
+
if (!OidIsValid(min) || valoid < min)
min = valoid;
}
@@ -287,10 +289,11 @@ enum_first(PG_FUNCTION_ARGS)
Datum
enum_last(PG_FUNCTION_ARGS)
{
- Oid enumtypoid;
- Oid max = InvalidOid;
- CatCList *list;
- int num, i;
+ Oid enumtypoid;
+ Oid max = InvalidOid;
+ CatCList *list;
+ int num,
+ i;
/*
* We rely on being able to get the specific enum type from the calling
@@ -309,7 +312,8 @@ enum_last(PG_FUNCTION_ARGS)
num = list->n_members;
for (i = 0; i < num; i++)
{
- Oid valoid = HeapTupleHeaderGetOid(list->members[i]->tuple.t_data);
+ Oid valoid = HeapTupleHeaderGetOid(list->members[i]->tuple.t_data);
+
if (!OidIsValid(max) || valoid > max)
max = valoid;
}
@@ -327,9 +331,9 @@ enum_last(PG_FUNCTION_ARGS)
Datum
enum_range_bounds(PG_FUNCTION_ARGS)
{
- Oid lower;
- Oid upper;
- Oid enumtypoid;
+ Oid lower;
+ Oid upper;
+ Oid enumtypoid;
if (PG_ARGISNULL(0))
lower = InvalidOid;
@@ -358,7 +362,7 @@ enum_range_bounds(PG_FUNCTION_ARGS)
Datum
enum_range_all(PG_FUNCTION_ARGS)
{
- Oid enumtypoid;
+ Oid enumtypoid;
/*
* We rely on being able to get the specific enum type from the calling
@@ -378,10 +382,12 @@ enum_range_all(PG_FUNCTION_ARGS)
static ArrayType *
enum_range_internal(Oid enumtypoid, Oid lower, Oid upper)
{
- ArrayType *result;
- CatCList *list;
- int total, i, j;
- Datum *elems;
+ ArrayType *result;
+ CatCList *list;
+ int total,
+ i,
+ j;
+ Datum *elems;
list = SearchSysCacheList(ENUMTYPOIDNAME, 1,
ObjectIdGetDatum(enumtypoid),
@@ -393,7 +399,7 @@ enum_range_internal(Oid enumtypoid, Oid lower, Oid upper)
j = 0;
for (i = 0; i < total; i++)
{
- Oid val = HeapTupleGetOid(&(list->members[i]->tuple));
+ Oid val = HeapTupleGetOid(&(list->members[i]->tuple));
if ((!OidIsValid(lower) || lower <= val) &&
(!OidIsValid(upper) || val <= upper))
@@ -418,8 +424,8 @@ enum_range_internal(Oid enumtypoid, Oid lower, Oid upper)
static int
enum_elem_cmp(const void *left, const void *right)
{
- Oid l = DatumGetObjectId(*((const Datum *) left));
- Oid r = DatumGetObjectId(*((const Datum *) right));
+ Oid l = DatumGetObjectId(*((const Datum *) left));
+ Oid r = DatumGetObjectId(*((const Datum *) right));
if (l < r)
return -1;
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-19 23:45:50 +0000