54 lines
2.1 KiB
C
54 lines
2.1 KiB
C
/*
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* Copyright (C) 2008 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/wait.h>
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#include <stddef.h>
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extern pid_t __wait4 (pid_t pid, int *status, int options, struct rusage *rusage);
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extern int __waitid(idtype_t which, id_t id, siginfo_t *info, int options, struct rusage *ru);
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pid_t wait( int* status )
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{
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return __wait4( (pid_t)-1, status, 0, NULL );
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}
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pid_t wait3(int* status, int options, struct rusage* rusage)
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{
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return __wait4( (pid_t)-1, status, options, rusage );
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}
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pid_t waitpid(pid_t pid, int* status, int options)
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{
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return __wait4( pid, status, options, NULL );
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}
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int waitid(idtype_t which, id_t id, siginfo_t *info, int options)
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{
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/* the system call takes an option struct rusage that we don't need */
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return __waitid(which, id, info, options, NULL);
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}
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