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