xref: /llvm-project/libc/src/__support/OSUtil/windows/exit.cpp (revision ded080152acceca5d68014d63f5027a6d8266cbb)
1*ded08015SSirui Mu //===-- Windows implementation of an exit function ------------------------===//
2*ded08015SSirui Mu //
3*ded08015SSirui Mu // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*ded08015SSirui Mu // See https://llvm.org/LICENSE.txt for license information.
5*ded08015SSirui Mu // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*ded08015SSirui Mu //
7*ded08015SSirui Mu //===----------------------------------------------------------------------===//
8*ded08015SSirui Mu 
9*ded08015SSirui Mu #include "src/__support/macros/config.h"
10*ded08015SSirui Mu 
11*ded08015SSirui Mu // On Windows we cannot make direct syscalls since Microsoft changes system call
12*ded08015SSirui Mu // IDs periodically. We must rely on functions exported from ntdll.dll or
13*ded08015SSirui Mu // kernel32.dll to invoke system service procedures.
14*ded08015SSirui Mu #define WIN32_LEAN_AND_MEAN
15*ded08015SSirui Mu #include <Windows.h>
16*ded08015SSirui Mu 
17*ded08015SSirui Mu namespace LIBC_NAMESPACE_DECL {
18*ded08015SSirui Mu namespace internal {
19*ded08015SSirui Mu 
20*ded08015SSirui Mu [[noreturn]] void exit(int status) { ::ExitProcess(status); }
21*ded08015SSirui Mu 
22*ded08015SSirui Mu } // namespace internal
23*ded08015SSirui Mu } // namespace LIBC_NAMESPACE_DECL
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