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author | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2018-06-27 16:59:37 +0200 |
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committer | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2018-06-27 16:59:37 +0200 |
commit | 8111b77e95b083137faf888aeb5892073adf7ab4 (patch) | |
tree | ed3896dfd2c2bbd9cc41f0bfcab1ee2a41c1cc77 /lib/spdlog/details/null_mutex.h | |
parent | e767091d649df311dd221e243ab2ce54776ae779 (diff) |
New upstream version 2.0.0upstream/2.0.0
Diffstat (limited to 'lib/spdlog/details/null_mutex.h')
-rw-r--r-- | lib/spdlog/details/null_mutex.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/lib/spdlog/details/null_mutex.h b/lib/spdlog/details/null_mutex.h new file mode 100644 index 0000000..3f495bd --- /dev/null +++ b/lib/spdlog/details/null_mutex.h @@ -0,0 +1,45 @@ +// +// Copyright(c) 2015 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once + +#include <atomic> +// null, no cost dummy "mutex" and dummy "atomic" int + +namespace spdlog { +namespace details { +struct null_mutex +{ + void lock() {} + void unlock() {} + bool try_lock() + { + return true; + } +}; + +struct null_atomic_int +{ + int value; + null_atomic_int() = default; + + explicit null_atomic_int(int val) + : value(val) + { + } + + int load(std::memory_order) const + { + return value; + } + + void store(int val) + { + value = val; + } +}; + +} // namespace details +} // namespace spdlog |