+++ /dev/null
-/*
- * filter-visitor-ir-check-binary-op-nesting.c
- *
- * LTTng filter IR check binary op nesting
- *
- * Copyright 2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * SPDX-License-Identifier: LGPL-2.1-only
- *
- */
-
-#include <stdio.h>
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
-#include <assert.h>
-#include <errno.h>
-#include <inttypes.h>
-#include "filter-ast.h"
-#include "filter-parser.h"
-#include "filter-ir.h"
-
-#include <common/macros.h>
-
-static
-int check_bin_op_nesting_recursive(struct ir_op *node, int nesting)
-{
- switch (node->op) {
- case IR_OP_UNKNOWN:
- default:
- fprintf(stderr, "[error] %s: unknown op type\n", __func__);
- return -EINVAL;
-
- case IR_OP_ROOT:
- return check_bin_op_nesting_recursive(node->u.root.child,
- nesting);
- case IR_OP_LOAD:
- return 0;
- case IR_OP_UNARY:
- return check_bin_op_nesting_recursive(node->u.unary.child,
- nesting);
- case IR_OP_BINARY:
- {
- int ret;
-
- ret = check_bin_op_nesting_recursive(node->u.binary.left,
- nesting + 1);
- if (ret)
- return ret;
- return check_bin_op_nesting_recursive(node->u.binary.right,
- nesting + 1);
- }
- case IR_OP_LOGICAL:
- {
- int ret;
-
- ret = check_bin_op_nesting_recursive(node->u.logical.left,
- nesting);
- if (ret)
- return ret;
- return check_bin_op_nesting_recursive(node->u.logical.right,
- nesting);
- }
- }
-}
-
-LTTNG_HIDDEN
-int filter_visitor_ir_check_binary_op_nesting(struct filter_parser_ctx *ctx)
-{
- return check_bin_op_nesting_recursive(ctx->ir_root, 0);
-}