database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-07-15 19:21:59 +03:00
Code Activity

pgindent run before 6.3 release, with Thomas' requested changes.

Browse Source
This commit is contained in:
Bruce Momjian
1998-02-26 04:46:47 +00:00
parent 757bf69a2e
commit a32450a585
430 changed files with 12390 additions and 10292 deletions
Download Patch File Download Diff File Expand all files Collapse all files

92
src/backend/rewrite/rewriteHandler.c
View File

@ -6,7 +6,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/rewrite/rewriteHandler.c,v 1.13 1998/02/25 13:07:18 scrappy Exp $
* $Header: /cvsroot/pgsql/src/backend/rewrite/rewriteHandler.c,v 1.14 1998/02/26 04:35:16 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -34,13 +34,15 @@
#include "utils/acl.h"
#include "catalog/pg_shadow.h"
static void ApplyRetrieveRule(Query *parsetree, RewriteRule *rule,
static void
ApplyRetrieveRule(Query *parsetree, RewriteRule *rule,
int rt_index, int relation_level,
Relation relation, int *modified);
static List *fireRules(Query *parsetree, int rt_index, CmdType event,
static List *
fireRules(Query *parsetree, int rt_index, CmdType event,
bool *instead_flag, List *locks, List **qual_products);
static void QueryRewriteSubLink(Node *node);
static List *QueryRewriteOne(Query *parsetree);
static List *QueryRewriteOne(Query *parsetree);
static List *deepRewriteQuery(Query *parsetree);
static void CheckViewPerms(Relation view, List *rtable);
@ -270,34 +272,30 @@ ApplyRetrieveRule(Query *parsetree,
if (rule->actions)
{
if (length(rule->actions) > 1) /* ??? because we don't handle
* rules with more than one
* action? -ay */
* rules with more than one
* action? -ay */
/* WARNING!!!
* If we sometimes handle
* rules with more than one
* action, the view acl checks
* might get broken.
* viewAclOverride should only
* become true (below) if this
* is a relation_level, instead,
* select query - Jan
*/
/*
* WARNING!!! If we sometimes handle rules with more than one
* action, the view acl checks might get broken.
* viewAclOverride should only become true (below) if this is
* a relation_level, instead, select query - Jan
*/
return;
rule_action = copyObject(lfirst(rule->actions));
nothing = FALSE;
/*
* If this rule is on the relation level, the rule action
* is a select and the rule is instead then it must be
* a view. Permissions for views now follow the owner of
* the view, not the current user.
* If this rule is on the relation level, the rule action is a
* select and the rule is instead then it must be a view.
* Permissions for views now follow the owner of the view, not the
* current user.
*/
if (relation_level && rule_action->commandType == CMD_SELECT
&& rule->isInstead)
&& rule->isInstead)
{
CheckViewPerms(relation, rule_action->rtable);
viewAclOverride = TRUE;
CheckViewPerms(relation, rule_action->rtable);
viewAclOverride = TRUE;
}
}
else
@ -320,8 +318,9 @@ ApplyRetrieveRule(Query *parsetree,
if (viewAclOverride)
{
List *rule_rtable, *rule_rt;
RangeTblEntry *rte;
List *rule_rtable,
*rule_rt;
RangeTblEntry *rte;
rule_rtable = copyObject(rule_action->rtable);
foreach(rule_rt, rule_rtable)
@ -329,8 +328,8 @@ ApplyRetrieveRule(Query *parsetree,
rte = lfirst(rule_rt);
/*
* tell the executor that the ACL check on this
* range table entry is already done
* tell the executor that the ACL check on this range table
* entry is already done
*/
rte->skipAcl = true;
}
@ -655,8 +654,8 @@ RewriteQuery(Query *parsetree, bool *instead_flag, List **qual_products)
Query *other;
/*
* ApplyRetrieveRule changes the range table
* XXX Unions are copied again.
* ApplyRetrieveRule changes the range table XXX Unions are copied
* again.
*/
other = copyObject(parsetree);
@ -681,7 +680,7 @@ static int numQueryRewriteInvoked = 0;
* rewrite one query via QueryRewrite system, possibly returning 0, or many
* queries
*/
List *
List *
QueryRewrite(Query *parsetree)
{
@ -712,7 +711,7 @@ QueryRewriteSubLink(Node *node)
{
Expr *expr = (Expr *) node;
QueryRewriteSubLink((Node *)expr->args);
QueryRewriteSubLink((Node *) expr->args);
}
break;
case T_Var:
@ -727,15 +726,15 @@ QueryRewriteSubLink(Node *node)
break;
case T_SubLink:
{
SubLink *sublink = (SubLink *) node;
Query *query = (Query *)sublink->subselect;
List *ret;
SubLink *sublink = (SubLink *) node;
Query *query = (Query *) sublink->subselect;
List *ret;
/*
* Nest down first. We do this so if a rewrite adds a
* SubLink we don't process it as part of this loop.
* Nest down first. We do this so if a rewrite adds a
* SubLink we don't process it as part of this loop.
*/
QueryRewriteSubLink((Node *)query->qual);
QueryRewriteSubLink((Node *) query->qual);
ret = QueryRewriteOne(query);
if (!ret)
@ -743,7 +742,7 @@ QueryRewriteSubLink(Node *node)
else if (lnext(ret) == NIL)
sublink->subselect = lfirst(ret);
else
elog(ERROR,"Don't know how to process subquery that rewrites to multiple queries.");
elog(ERROR, "Don't know how to process subquery that rewrites to multiple queries.");
}
break;
default:
@ -757,7 +756,7 @@ QueryRewriteSubLink(Node *node)
* QueryOneRewrite -
* rewrite one query
*/
static List *
static List *
QueryRewriteOne(Query *parsetree)
{
numQueryRewriteInvoked = 0;
@ -813,8 +812,8 @@ CheckViewPerms(Relation view, List *rtable)
{
HeapTuple utup;
NameData uname;
List *rt;
RangeTblEntry *rte;
List *rt;
RangeTblEntry *rte;
int32 aclcheck_res;
/*
@ -824,19 +823,19 @@ CheckViewPerms(Relation view, List *rtable)
if (!HeapTupleIsValid(utup))
{
elog(ERROR, "cache lookup for userid %d failed",
view->rd_rel->relowner);
view->rd_rel->relowner);
}
StrNCpy(uname.data,
((Form_pg_shadow) GETSTRUCT(utup))->usename.data,
NAMEDATALEN);
/*
* check that we have read access to all the
* classes in the range table of the view
* check that we have read access to all the classes in the range
* table of the view
*/
foreach(rt, rtable)
{
rte = (RangeTblEntry *)lfirst(rt);
rte = (RangeTblEntry *) lfirst(rt);
aclcheck_res = pg_aclcheck(rte->relname, uname.data, ACL_RD);
if (aclcheck_res != ACLCHECK_OK)
@ -845,6 +844,3 @@ CheckViewPerms(Relation view, List *rtable)
}
}
}