ext/pdo: Add const modifiers to pdo_get_TYPE_param() functions

Author: Girgias

ext/pdo/pdo_dbh.c

@@ -777,7 +777,7 @@ PHP_METHOD(PDO, inTransaction)
 }
 /* }}} */
 
-PDO_API bool pdo_get_long_param(zend_long *lval, zval *value)
+PDO_API bool pdo_get_long_param(zend_long *lval, const zval *value)
 {
 	switch (Z_TYPE_P(value)) {
 		case IS_LONG:
@@ -795,7 +795,7 @@ PDO_API bool pdo_get_long_param(zend_long *lval, zval *value)
 			return false;
 	}
 }
-PDO_API bool pdo_get_bool_param(bool *bval, zval *value)
+PDO_API bool pdo_get_bool_param(bool *bval, const zval *value)
 {
 	switch (Z_TYPE_P(value)) {
 		case IS_TRUE:

ext/pdo/php_pdo_driver.h

@@ -698,8 +698,8 @@ PDO_API void php_pdo_stmt_set_column_count(pdo_stmt_t *stmt, int new_count);
 PDO_API void php_pdo_internal_construct_driver(INTERNAL_FUNCTION_PARAMETERS, zend_object *current_object, zend_class_entry *called_scope, zval *new_zval_object);
 
 /* Normalization for fetching long param for driver attributes */
-PDO_API bool pdo_get_long_param(zend_long *lval, zval *value);
-PDO_API bool pdo_get_bool_param(bool *bval, zval *value);
+PDO_API bool pdo_get_long_param(zend_long *lval, const zval *value);
+PDO_API bool pdo_get_bool_param(bool *bval, const zval *value);
 
 PDO_API void pdo_throw_exception(unsigned int driver_errcode, char *driver_errmsg, pdo_error_type *pdo_error);