diff options
Diffstat (limited to 'src/backend/optimizer/util/var.c')
| -rw-r--r-- | src/backend/optimizer/util/var.c | 60 |
1 files changed, 30 insertions, 30 deletions
diff --git a/src/backend/optimizer/util/var.c b/src/backend/optimizer/util/var.c index 40abf5f80cb..e01720aa2e8 100644 --- a/src/backend/optimizer/util/var.c +++ b/src/backend/optimizer/util/var.c @@ -7,7 +7,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/optimizer/util/var.c,v 1.4 1997/09/07 04:44:35 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/optimizer/util/var.c,v 1.5 1997/09/08 02:25:07 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -34,35 +34,35 @@ * XXX assumes varno's are always integers, which shouldn't be true... * (though it currently is, see primnodes.h) */ -List * +List * pull_varnos(Node * me) { - List *i, - *result = NIL; + List *i, + *result = NIL; if (me == NULL) return (NIL); switch (nodeTag(me)) { - case T_List: - foreach(i, (List *) me) - { - result = nconc(result, pull_varnos(lfirst(i))); - } - break; - case T_ArrayRef: - foreach(i, ((ArrayRef *) me)->refupperindexpr) - result = nconc(result, pull_varnos(lfirst(i))); - foreach(i, ((ArrayRef *) me)->reflowerindexpr) - result = nconc(result, pull_varnos(lfirst(i))); - result = nconc(result, pull_varnos(((ArrayRef *) me)->refassgnexpr)); - break; - case T_Var: - result = lconsi(((Var *) me)->varno, NIL); - break; - default: - break; + case T_List: + foreach(i, (List *) me) + { + result = nconc(result, pull_varnos(lfirst(i))); + } + break; + case T_ArrayRef: + foreach(i, ((ArrayRef *) me)->refupperindexpr) + result = nconc(result, pull_varnos(lfirst(i))); + foreach(i, ((ArrayRef *) me)->reflowerindexpr) + result = nconc(result, pull_varnos(lfirst(i))); + result = nconc(result, pull_varnos(((ArrayRef *) me)->refassgnexpr)); + break; + case T_Var: + result = lconsi(((Var *) me)->varno, NIL); + break; + default: + break; } return (result); } @@ -87,7 +87,7 @@ contain_var_clause(Node * clause) return FALSE; else if (or_clause(clause)) { - List *temp; + List *temp; foreach(temp, ((Expr *) clause)->args) { @@ -98,7 +98,7 @@ contain_var_clause(Node * clause) } else if (is_funcclause(clause)) { - List *temp; + List *temp; foreach(temp, ((Expr *) clause)->args) { @@ -109,7 +109,7 @@ contain_var_clause(Node * clause) } else if (IsA(clause, ArrayRef)) { - List *temp; + List *temp; foreach(temp, ((ArrayRef *) clause)->refupperindexpr) { @@ -143,10 +143,10 @@ contain_var_clause(Node * clause) * * Returns list of varnodes found. */ -List * +List * pull_var_clause(Node * clause) { - List *retval = NIL; + List *retval = NIL; if (clause == NULL) return (NIL); @@ -158,14 +158,14 @@ pull_var_clause(Node * clause) retval = NIL; else if (or_clause(clause)) { - List *temp; + List *temp; foreach(temp, ((Expr *) clause)->args) retval = nconc(retval, pull_var_clause(lfirst(temp))); } else if (is_funcclause(clause)) { - List *temp; + List *temp; foreach(temp, ((Expr *) clause)->args) retval = nconc(retval, pull_var_clause(lfirst(temp))); @@ -176,7 +176,7 @@ pull_var_clause(Node * clause) } else if (IsA(clause, ArrayRef)) { - List *temp; + List *temp; foreach(temp, ((ArrayRef *) clause)->refupperindexpr) retval = nconc(retval, pull_var_clause(lfirst(temp))); |