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author | Casey Rodarmor <casey@rodarmor.com> | 2015-09-03 12:53:00 -0400 |
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committer | Luke Dashjr <luke-jr+git@utopios.org> | 2015-09-22 00:43:13 +0000 |
commit | 6b51b9b195a73df2b706bcd5a5cd4cd49f9ebec3 (patch) | |
tree | 1a20ff76496e9ab21e41fd32b6c7be296ef2f136 /src/reverselock.h | |
parent | 626c5e69360aabb766e139c7ea19963fb8edf226 (diff) | |
download | bitcoin-6b51b9b195a73df2b706bcd5a5cd4cd49f9ebec3.tar.xz |
Replace boost::reverse_lock with our own.
Diffstat (limited to 'src/reverselock.h')
-rw-r--r-- | src/reverselock.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/reverselock.h b/src/reverselock.h new file mode 100644 index 0000000000..567636e16a --- /dev/null +++ b/src/reverselock.h @@ -0,0 +1,31 @@ +// Copyright (c) 2015 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#ifndef BITCOIN_REVERSELOCK_H +#define BITCOIN_REVERSELOCK_H + +/** + * An RAII-style reverse lock. Unlocks on construction and locks on destruction. + */ +template<typename Lock> +class reverse_lock +{ +public: + + explicit reverse_lock(Lock& lock) : lock(lock) { + lock.unlock(); + } + + ~reverse_lock() { + lock.lock(); + } + +private: + reverse_lock(reverse_lock const&); + reverse_lock& operator=(reverse_lock const&); + + Lock& lock; +}; + +#endif // BITCOIN_REVERSELOCK_H |