diff options
Diffstat (limited to 'src/backend/utils/adt/ruleutils.c')
| -rw-r--r-- | src/backend/utils/adt/ruleutils.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/src/backend/utils/adt/ruleutils.c b/src/backend/utils/adt/ruleutils.c index 213dc61202b..0356b183fca 100644 --- a/src/backend/utils/adt/ruleutils.c +++ b/src/backend/utils/adt/ruleutils.c @@ -3,7 +3,7 @@ * back to source text * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/utils/adt/ruleutils.c,v 1.167 2004/05/26 04:41:38 neilc Exp $ + * $PostgreSQL: pgsql/src/backend/utils/adt/ruleutils.c,v 1.168 2004/05/26 19:30:12 tgl Exp $ * * This software is copyrighted by Jan Wieck - Hamburg. * @@ -2274,17 +2274,14 @@ static void get_names_for_var(Var *var, deparse_context *context, char **schemaname, char **refname, char **attname) { - ListCell *nslist_item = list_head(context->namespaces); - int sup = var->varlevelsup; deparse_namespace *dpns; RangeTblEntry *rte; /* Find appropriate nesting depth */ - while (sup-- > 0 && nslist_item != NULL) - nslist_item = lnext(nslist_item); - if (nslist_item == NULL) + if (var->varlevelsup >= list_length(context->namespaces)) elog(ERROR, "bogus varlevelsup: %d", var->varlevelsup); - dpns = (deparse_namespace *) lfirst(nslist_item); + dpns = (deparse_namespace *) list_nth(context->namespaces, + var->varlevelsup); /* Find the relevant RTE */ if (var->varno >= 1 && var->varno <= length(dpns->rtable)) |