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sortix--sortix/kernel/include/sortix/wait.h
2014-03-01 14:37:39 +01:00

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1.6 KiB
C

/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2012.
This file is part of Sortix.
Sortix is free software: you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later
version.
Sortix is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
details.
You should have received a copy of the GNU General Public License along with
Sortix. If not, see <http://www.gnu.org/licenses/>.
sortix/wait.h
Declarations for waiting for the events of children.
*******************************************************************************/
#ifndef INCLUDE_SORTIX_WAIT_H
#define INCLUDE_SORTIX_WAIT_H
#include <sys/cdefs.h>
__BEGIN_DECLS
#define WNOHANG (1<<0)
#define WEXITSTATUS(status) ((status >> 8) & 0xFF)
#define WTERMSIG(status) ((status >> 0) & 0x7F)
#define WSTOPSIG(status) WTERMSIG(status)
#define WIFEXITED(status) (WTERMSIG(status) == 0)
#define WIFSIGNALED(status) (WTERMSIG(status) != 0)
/*#define WIFCONTINUED(status) (WTERMSIG(status) == TODO)*/
/*#define WIFSTOPPED(status) (WTERMSIG(status) == TODO)*/
/*#define WIFCONTINUED(status) (WTERMSIG(status) == TODO)*/
#define W_EXITCODE(ret, sig) ((ret) << 8 | (sig))
#define W_STOPCODE(sig) ((sig) << 8 | 0x7f)
__END_DECLS
#endif