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-exception 7// 8//===----------------------------------------------------------------------===// 9 10#ifndef _LIBCPP_CSIGNAL 11#define _LIBCPP_CSIGNAL 12 13/* 14 csignal synopsis 15 16Macros: 17 18 SIG_DFL 19 SIG_ERR 20 SIG_IGN 21 SIGABRT 22 SIGFPE 23 SIGILL 24 SIGINT 25 SIGSEGV 26 SIGTERM 27 28namespace std 29{ 30 31Types: 32 33 sig_atomic_t 34 35void (*signal(int sig, void (*func)(int)))(int); 36int raise(int sig); 37 38} // std 39 40*/ 41 42#include <__assert> // all public C++ headers provide the assertion handler 43#include <__config> 44 45// <signal.h> is not provided by libc++ 46#if __has_include(<signal.h>) 47# include <signal.h> 48# ifdef _LIBCPP_SIGNAL_H 49# error "If libc++ starts defining <signal.h>, the __has_include check should move to libc++'s <signal.h>" 50# endif 51#endif 52 53#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 54# pragma GCC system_header 55#endif 56 57_LIBCPP_BEGIN_NAMESPACE_STD 58 59using ::sig_atomic_t _LIBCPP_USING_IF_EXISTS; 60using ::signal _LIBCPP_USING_IF_EXISTS; 61using ::raise _LIBCPP_USING_IF_EXISTS; 62 63_LIBCPP_END_NAMESPACE_STD 64 65#endif // _LIBCPP_CSIGNAL 66