forked from OSchip/llvm-project
25 lines
1.0 KiB
C
25 lines
1.0 KiB
C
//===-- Definition of macros from sys/wait.h ------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef __LLVM_LIBC_MACROS_LINUX_SYS_WAIT_MACROS_H
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#define __LLVM_LIBC_MACROS_LINUX_SYS_WAIT_MACROS_H
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// Wait flags
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#define WNOHANG 1 // Do not block
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#define WUNTRACED 2 // Report is a child has stopped even if untraced
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#define WCONTINUED 8 // Report if a stopped child has been resumed by SIGCONT
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// Wait status info macros
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#define WTERMSIG(status) (((status)&0x7F))
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#define WIFEXITED(status) (WTERMSIG(status) == 0)
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#define WEXITSTATUS(status) (((status)&0xFF00) >> 8)
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#define WIFSIGNALED(status) \
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((WTERMSIG(status) < 0x7F) && (WTERMSIG(status) > 0))
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#endif // __LLVM_LIBC_MACROS_LINUX_SYS_WAIT_MACROS_H
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