diff options
Diffstat (limited to 'src/backend/access/index/indexam.c')
| -rw-r--r-- | src/backend/access/index/indexam.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/src/backend/access/index/indexam.c b/src/backend/access/index/indexam.c index ea043afb341..ce2c8e62f45 100644 --- a/src/backend/access/index/indexam.c +++ b/src/backend/access/index/indexam.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/access/index/indexam.c,v 1.56 2002/03/26 19:15:14 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/access/index/indexam.c,v 1.57 2002/04/17 20:57:56 tgl Exp $ * * INTERFACE ROUTINES * index_open - open an index relation by relation OID @@ -498,10 +498,23 @@ index_getprocinfo(Relation irel, if (locinfo->fn_oid == InvalidOid) { RegProcedure *loc = irel->rd_support; + RegProcedure procId; Assert(loc != NULL); - fmgr_info_cxt(loc[procindex], locinfo, irel->rd_indexcxt); + procId = loc[procindex]; + + /* + * Complain if function was not found during IndexSupportInitialize. + * This should not happen unless the system tables contain bogus + * entries for the index opclass. (If an AM wants to allow a + * support function to be optional, it can use index_getprocid.) + */ + if (!RegProcedureIsValid(procId)) + elog(ERROR, "Missing support function %d for attribute %d of index %s", + procnum, attnum, RelationGetRelationName(irel)); + + fmgr_info_cxt(procId, locinfo, irel->rd_indexcxt); } return locinfo; |