56 lines
1.8 KiB
C
56 lines
1.8 KiB
C
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/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2014.
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This file is part of Sortix.
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Sortix is free software: you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation, either version 3 of the License, or (at your option) any later
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version.
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Sortix is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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details.
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You should have received a copy of the GNU General Public License along with
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Sortix. If not, see <http://www.gnu.org/licenses/>.
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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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__BEGIN_DECLS
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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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__END_DECLS
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#endif
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