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author | Matthias P. Braendli <matthias.braendli@mpb.li> | 2019-10-07 04:52:50 +0200 |
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committer | Matthias P. Braendli <matthias.braendli@mpb.li> | 2019-10-07 04:52:50 +0200 |
commit | 0aa6201a490bfabc0ae021ceb9f1fb0f46727c5d (patch) | |
tree | a71d934d8151dd43e7c16555fef17fd749c5da70 /lib/asio/detail/posix_signal_blocker.hpp | |
parent | 558d74bffd9f069955af52c0b308a1d6169bcff0 (diff) | |
parent | 0330221d51421caa110b8c5dcb567cc3d0620eb9 (diff) | |
download | dabmod-0aa6201a490bfabc0ae021ceb9f1fb0f46727c5d.tar.gz dabmod-0aa6201a490bfabc0ae021ceb9f1fb0f46727c5d.tar.bz2 dabmod-0aa6201a490bfabc0ae021ceb9f1fb0f46727c5d.zip |
Merge lime output into next branch
Diffstat (limited to 'lib/asio/detail/posix_signal_blocker.hpp')
-rw-r--r-- | lib/asio/detail/posix_signal_blocker.hpp | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/lib/asio/detail/posix_signal_blocker.hpp b/lib/asio/detail/posix_signal_blocker.hpp deleted file mode 100644 index fab5eb1..0000000 --- a/lib/asio/detail/posix_signal_blocker.hpp +++ /dev/null @@ -1,85 +0,0 @@ -// -// detail/posix_signal_blocker.hpp -// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -// -// Copyright (c) 2003-2018 Christopher M. Kohlhoff (chris at kohlhoff dot com) -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) -// - -#ifndef ASIO_DETAIL_POSIX_SIGNAL_BLOCKER_HPP -#define ASIO_DETAIL_POSIX_SIGNAL_BLOCKER_HPP - -#if defined(_MSC_VER) && (_MSC_VER >= 1200) -# pragma once -#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) - -#include "asio/detail/config.hpp" - -#if defined(ASIO_HAS_PTHREADS) - -#include <csignal> -#include <pthread.h> -#include <signal.h> -#include "asio/detail/noncopyable.hpp" - -#include "asio/detail/push_options.hpp" - -namespace asio { -namespace detail { - -class posix_signal_blocker - : private noncopyable -{ -public: - // Constructor blocks all signals for the calling thread. - posix_signal_blocker() - : blocked_(false) - { - sigset_t new_mask; - sigfillset(&new_mask); - blocked_ = (pthread_sigmask(SIG_BLOCK, &new_mask, &old_mask_) == 0); - } - - // Destructor restores the previous signal mask. - ~posix_signal_blocker() - { - if (blocked_) - pthread_sigmask(SIG_SETMASK, &old_mask_, 0); - } - - // Block all signals for the calling thread. - void block() - { - if (!blocked_) - { - sigset_t new_mask; - sigfillset(&new_mask); - blocked_ = (pthread_sigmask(SIG_BLOCK, &new_mask, &old_mask_) == 0); - } - } - - // Restore the previous signal mask. - void unblock() - { - if (blocked_) - blocked_ = (pthread_sigmask(SIG_SETMASK, &old_mask_, 0) != 0); - } - -private: - // Have signals been blocked. - bool blocked_; - - // The previous signal mask. - sigset_t old_mask_; -}; - -} // namespace detail -} // namespace asio - -#include "asio/detail/pop_options.hpp" - -#endif // defined(ASIO_HAS_PTHREADS) - -#endif // ASIO_DETAIL_POSIX_SIGNAL_BLOCKER_HPP |