LLVM 20.0.0git
ExitCodes.h
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1//===-- llvm/Support/ExitCodes.h - Exit codes for exit() -------*- C++ -*-===//
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/// \file
10/// This file contains definitions of exit codes for exit() function. They are
11/// either defined by sysexits.h if it is supported, or defined here if
12/// sysexits.h is not supported.
13///
14//===----------------------------------------------------------------------===//
15
16#ifndef LLVM_SUPPORT_EXITCODES_H
17#define LLVM_SUPPORT_EXITCODES_H
18
19#include "llvm/Config/llvm-config.h"
20
21#if HAVE_SYSEXITS_H
22#include <sysexits.h>
23#elif __MVS__ || defined(_WIN32)
24// <sysexits.h> does not exist on z/OS and Windows. The only value used in LLVM
25// is EX_IOERR, which is used to signal a special error condition (broken pipe).
26// Define the macro with its usual value from BSD systems, which is chosen to
27// not clash with more standard exit codes like 1.
28#define EX_IOERR 74
29#elif LLVM_ON_UNIX
30#error Exit code EX_IOERR not available
31#endif
32
33#endif