libcxx/test/std/language.support/support.runtime/csignal.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // test <csignal>
  10
  11 #include <csignal>
  12 #include <type_traits>
  13
  14 #include "test_macros.h"
  15
  16 #ifndef SIG_DFL
  17 #error SIG_DFL not defined
  18 #endif
  19
  20 #ifndef SIG_ERR
  21 #error SIG_ERR not defined
  22 #endif
  23
  24 #ifndef SIG_IGN
  25 #error SIG_IGN not defined
  26 #endif
  27
  28 #ifndef SIGABRT
  29 #error SIGABRT not defined
  30 #endif
  31
  32 #ifndef SIGFPE
  33 #error SIGFPE not defined
  34 #endif
  35
  36 #ifndef SIGILL
  37 #error SIGILL not defined
  38 #endif
  39
  40 #ifndef SIGINT
  41 #error SIGINT not defined
  42 #endif
  43
  44 #ifndef SIGSEGV
  45 #error SIGSEGV not defined
  46 #endif
  47
  48 #ifndef SIGTERM
  49 #error SIGTERM not defined
  50 #endif
  51
  52 int main(int, char**)
  53 {
  54     std::sig_atomic_t sig = 0;
  55     ((void)sig);
  56     typedef void (*func)(int);
  57     static_assert((std::is_same<decltype(std::signal(0, (func)0)), func>::value), "");
  58     static_assert((std::is_same<decltype(std::raise(0)), int>::value), "");
  59
  60   return 0;
  61 }