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Add const qualifiers to node inspection functions

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Thomas Munro
This commit is contained in:
Peter Eisentraut
2011-12-07 21:46:56 +02:00
parent 0d0ec527af
commit d5f23af6bf
12 changed files with 913 additions and 913 deletions
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34
src/backend/nodes/print.c
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@ -31,7 +31,7 @@
* print contents of Node to stdout
*/
void
print(void *obj)
print(const void *obj)
{
char *s;
char *f;
@ -49,7 +49,7 @@ print(void *obj)
* pretty-print contents of Node to stdout
*/
void
pprint(void *obj)
pprint(const void *obj)
{
char *s;
char *f;
@ -67,7 +67,7 @@ pprint(void *obj)
* send pretty-printed contents of Node to postmaster log
*/
void
elog_node_display(int lev, const char *title, void *obj, bool pretty)
elog_node_display(int lev, const char *title, const void *obj, bool pretty)
{
char *s;
char *f;
@ -249,9 +249,9 @@ pretty_format_node_dump(const char *dump)
* print contents of range table
*/
void
print_rt(List *rtable)
print_rt(const List *rtable)
{
ListCell *l;
const ListCell *l;
int i = 1;
printf("resno\trefname \trelid\tinFromCl\n");
@ -304,7 +304,7 @@ print_rt(List *rtable)
* print an expression
*/
void
print_expr(Node *expr, List *rtable)
print_expr(const Node *expr, const List *rtable)
{
if (expr == NULL)
{
@ -314,7 +314,7 @@ print_expr(Node *expr, List *rtable)
if (IsA(expr, Var))
{
Var *var = (Var *) expr;
const Var *var = (const Var *) expr;
char *relname,
*attname;
@ -348,7 +348,7 @@ print_expr(Node *expr, List *rtable)
}
else if (IsA(expr, Const))
{
Const *c = (Const *) expr;
const Const *c = (const Const *) expr;
Oid typoutput;
bool typIsVarlena;
char *outputstr;
@ -368,26 +368,26 @@ print_expr(Node *expr, List *rtable)
}
else if (IsA(expr, OpExpr))
{
OpExpr *e = (OpExpr *) expr;
const OpExpr *e = (const OpExpr *) expr;
char *opname;
opname = get_opname(e->opno);
if (list_length(e->args) > 1)
{
print_expr(get_leftop((Expr *) e), rtable);
print_expr(get_leftop((const Expr *) e), rtable);
printf(" %s ", ((opname != NULL) ? opname : "(invalid operator)"));
print_expr(get_rightop((Expr *) e), rtable);
print_expr(get_rightop((const Expr *) e), rtable);
}
else
{
/* we print prefix and postfix ops the same... */
printf("%s ", ((opname != NULL) ? opname : "(invalid operator)"));
print_expr(get_leftop((Expr *) e), rtable);
print_expr(get_leftop((const Expr *) e), rtable);
}
}
else if (IsA(expr, FuncExpr))
{
FuncExpr *e = (FuncExpr *) expr;
const FuncExpr *e = (const FuncExpr *) expr;
char *funcname;
ListCell *l;
@ -410,9 +410,9 @@ print_expr(Node *expr, List *rtable)
* pathkeys list of PathKeys
*/
void
print_pathkeys(List *pathkeys, List *rtable)
print_pathkeys(const List *pathkeys, const List *rtable)
{
ListCell *i;
const ListCell *i;
printf("(");
foreach(i, pathkeys)
@ -450,9 +450,9 @@ print_pathkeys(List *pathkeys, List *rtable)
* print targetlist in a more legible way.
*/
void
print_tl(List *tlist, List *rtable)
print_tl(const List *tlist, const List *rtable)
{
ListCell *tl;
const ListCell *tl;
printf("(\n");
foreach(tl, tlist)