55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
/*
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* Copyright (c) 2014 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* sortix/__/wait.h
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* Declarations for waiting for the events of children.
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*/
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#ifndef _INCLUDE_SORTIX____WAIT_H
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#define _INCLUDE_SORTIX____WAIT_H
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#include <sys/cdefs.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define __WNATURE_EXITED 0
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#define __WNATURE_SIGNALED 1
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#define __WNATURE_STOPPED 2
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#define __WNATURE_CONTINUED 3
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#define __WEXITSTATUS(status) (((status) >> 8) & 0xFF)
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#define __WTERMSIG(status) (((status) >> 0) & 0x7F)
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#define __WNATURE(status) (((status) >> 16) & 0xFF)
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#define __WIFEXITED(status) (__WNATURE(status) == __WNATURE_EXITED)
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#define __WIFSIGNALED(status) (__WNATURE(status) == __WNATURE_SIGNALED)
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#define __WIFSTOPPED(status) (__WNATURE(status) == __WNATURE_STOPPED)
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#define __WIFCONTINUED(status) (__WNATURE(status) == __WNATURE_CONTINUED)
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#define __WSTOPSIG(status) __WTERMSIG(status)
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#define __WCONSTRUCT(nature, exitcode, signal) \
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(((nature) & 0xFF) << 16 | \
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((exitcode) & 0xFF) << 8 | \
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((signal) & 0x7F) << 0)
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif
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