SoW-2019-0002: Dynamic Snapshot

[lttng-tools.git] / src / lib / lttng-ctl / filter / filter-visitor-ir-check-binary-comparator.c

diff --git a/src/lib/lttng-ctl/filter/filter-visitor-ir-check-binary-comparator.c b/src/lib/lttng-ctl/filter/filter-visitor-ir-check-binary-comparator.c
deleted file mode 100644 (file)
index bcbb69e..0000000
--- a/src/lib/lttng-ctl/filter/filter-visitor-ir-check-binary-comparator.c
+++ /dev/null
@@ -1,72 +0,0 @@
-/*
- * filter-visitor-ir-check-binary-comparator.c
- *
- * LTTng filter IR check binary comparator
- *
- * 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"
-
-static
-int check_bin_comparator(struct ir_op *node)
-{
-       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_comparator(node->u.root.child);
-       case IR_OP_LOAD:
-               return 0;
-       case IR_OP_UNARY:
-               return check_bin_comparator(node->u.unary.child);
-       case IR_OP_BINARY:
-       {
-               int ret;
-
-               if (node->u.binary.left->data_type == IR_DATA_STRING
-                               || node->u.binary.right->data_type
-                                       == IR_DATA_STRING) {
-                       if (node->u.binary.type != AST_OP_EQ
-                                       && node->u.binary.type != AST_OP_NE) {
-                               fprintf(stderr, "[error] Only '==' and '!=' comparators are allowed for strings\n");
-                               return -EINVAL;
-                       }
-               }
-
-               ret = check_bin_comparator(node->u.binary.left);
-               if (ret)
-                       return ret;
-               return check_bin_comparator(node->u.binary.right);
-       }
-       case IR_OP_LOGICAL:
-       {
-               int ret;
-
-               ret = check_bin_comparator(node->u.logical.left);
-               if (ret)
-                       return ret;
-               return check_bin_comparator(node->u.logical.right);
-       }
-       }
-}
-
-int filter_visitor_ir_check_binary_comparator(struct filter_parser_ctx *ctx)
-{
-       return check_bin_comparator(ctx->ir_root);
-}