From 3bf42c6ff3805a0d42bbc661794a95ff31bedc26 Mon Sep 17 00:00:00 2001 From: untodesu Date: Sat, 15 Mar 2025 16:22:09 +0500 Subject: Add whatever I was working on for the last month --- deps/include/spdlog/details/null_mutex.h | 35 ++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 deps/include/spdlog/details/null_mutex.h (limited to 'deps/include/spdlog/details/null_mutex.h') diff --git a/deps/include/spdlog/details/null_mutex.h b/deps/include/spdlog/details/null_mutex.h new file mode 100644 index 0000000..e771686 --- /dev/null +++ b/deps/include/spdlog/details/null_mutex.h @@ -0,0 +1,35 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +// null, no cost dummy "mutex" and dummy "atomic" int + +namespace spdlog { +namespace details { +struct null_mutex { + void lock() const {} + void unlock() const {} +}; + +struct null_atomic_int { + int value; + null_atomic_int() = default; + + explicit null_atomic_int(int new_value) + : value(new_value) {} + + int load(std::memory_order = std::memory_order_relaxed) const { return value; } + + void store(int new_value, std::memory_order = std::memory_order_relaxed) { value = new_value; } + + int exchange(int new_value, std::memory_order = std::memory_order_relaxed) { + std::swap(new_value, value); + return new_value; // return value before the call + } +}; + +} // namespace details +} // namespace spdlog -- cgit