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Improve randomization seed for generating node's random namespace #41

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Improve randomization seed for generating node's random namespace #41

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63662a5
Improve randomization seed for generating node's random namespace
nvcyc Apr 19, 2024
45f132d
Add header for getpid()
nvcyc Apr 19, 2024
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5 changes: 3 additions & 2 deletions isaac_ros_nitros/src/nitros_node.cpp
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
// SPDX-FileCopyrightText: NVIDIA CORPORATION & AFFILIATES
// Copyright (c) 2022-2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
// Copyright (c) 2022-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
Expand All @@ -15,6 +15,7 @@
//
// SPDX-License-Identifier: Apache-2.0

#include <unistd.h>
#include <filesystem>

#include <ament_index_cpp/get_package_share_directory.hpp>
Expand Down Expand Up @@ -56,7 +57,7 @@ const std::vector<std::string> PRESET_EXTENSION_SPEC_NAMES = {
namespace
{
// Generate a random string of the given length
unsigned int seed = time(NULL);
unsigned int seed = time(NULL) ^ getpid();
std::string GenerateRandomString(const size_t length)
{
std::string output_string;
Expand Down