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1// -*- C++ -*-2//===----------------------------------------------------------------------===//3//4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.5// See https://llvm.org/LICENSE.txt for license information.6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception7//8//===----------------------------------------------------------------------===//9 10#ifndef _LIBCPP___CXX03_CSIGNAL11#define _LIBCPP___CXX03_CSIGNAL12 13/*14 csignal synopsis15 16Macros:17 18 SIG_DFL19 SIG_ERR20 SIG_IGN21 SIGABRT22 SIGFPE23 SIGILL24 SIGINT25 SIGSEGV26 SIGTERM27 28namespace std29{30 31Types:32 33 sig_atomic_t34 35void (*signal(int sig, void (*func)(int)))(int);36int raise(int sig);37 38} // std39 40*/41 42#include <__cxx03/__config>43 44// <signal.h> is not provided by libc++45#if __has_include(<signal.h>)46# include <signal.h>47# ifdef _LIBCPP___CXX03_SIGNAL_H48# error "If libc++ starts defining <signal.h>, the __has_include check should move to libc++'s <signal.h>"49# endif50#endif51 52#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)53# pragma GCC system_header54#endif55 56_LIBCPP_BEGIN_NAMESPACE_STD57 58using ::sig_atomic_t _LIBCPP_USING_IF_EXISTS;59using ::signal _LIBCPP_USING_IF_EXISTS;60using ::raise _LIBCPP_USING_IF_EXISTS;61 62_LIBCPP_END_NAMESPACE_STD63 64#endif // _LIBCPP___CXX03_CSIGNAL65