2 //===----------------------------------------------------------------------===//
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
8 //===----------------------------------------------------------------------===//
10 #ifndef _LIBCPP_CSETJMP
11 #define _LIBCPP_CSETJMP
27 void longjmp(jmp_buf env, int val);
33 #if __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
34 # include <__cxx03/csetjmp>
38 // <setjmp.h> is not provided by libc++
39 # if __has_include(<setjmp.h>)
41 # ifdef _LIBCPP_SETJMP_H
42 # error "If libc++ starts defining <setjmp.h>, the __has_include check should move to libc++'s <setjmp.h>"
46 # if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
47 # pragma GCC system_header
50 _LIBCPP_BEGIN_NAMESPACE_STD
52 using ::jmp_buf _LIBCPP_USING_IF_EXISTS;
53 using ::longjmp _LIBCPP_USING_IF_EXISTS;
55 _LIBCPP_END_NAMESPACE_STD
57 #endif // __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
59 #endif // _LIBCPP_CSETJMP