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Add explicit casts between int4 and boolean. Patch from Sean Chittenden,

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editorializing by Neil Conway. Catalog version bumped.
This commit is contained in:
Neil Conway
2005-02-27 08:31:30 +00:00
parent 2d22f16132
commit 5285b35763
5 changed files with 36 additions and 6 deletions
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21
src/backend/utils/adt/int.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/int.c,v 1.64 2004/12/31 22:01:22 pgsql Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/int.c,v 1.65 2005/02/27 08:31:30 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@ -361,6 +361,25 @@ text_int4(PG_FUNCTION_ARGS)
return result;
}
/* Cast int4 -> bool */
Datum
int4_bool(PG_FUNCTION_ARGS)
{
if (PG_GETARG_INT32(0) == 0)
PG_RETURN_BOOL(false);
else
PG_RETURN_BOOL(true);
}
/* Cast bool -> int4 */
Datum
bool_int4(PG_FUNCTION_ARGS)
{
if (PG_GETARG_BOOL(0) == false)
PG_RETURN_INT32(0);
else
PG_RETURN_INT32(1);
}
/*
* ============================