35 lines
1.1 KiB
C++
35 lines
1.1 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2019
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#pragma once
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#include "td/utils/common.h"
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#include "td/utils/Slice.h"
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#include "td/utils/Status.h"
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namespace td {
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Status setup_signals_alt_stack() TD_WARN_UNUSED_RESULT;
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enum class SignalType { Abort, Error, Quit, Pipe, HangUp, User, Other };
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Status set_signal_handler(SignalType type, void (*func)(int sig)) TD_WARN_UNUSED_RESULT;
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Status set_extended_signal_handler(SignalType type, void (*func)(int sig, void *addr)) TD_WARN_UNUSED_RESULT;
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Status set_runtime_signal_handler(int runtime_signal_number, void (*func)(int sig)) TD_WARN_UNUSED_RESULT;
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Status ignore_signal(SignalType type) TD_WARN_UNUSED_RESULT;
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// writes data to the standard error stream in a signal-safe way
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void signal_safe_write(Slice data, bool add_header = true);
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void signal_safe_write_signal_number(int sig, bool add_header = true);
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void signal_safe_write_pointer(void *p, bool add_header = true);
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} // namespace td
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