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b49ab5f450
The overloading approach in the W* macros was incompatible with integer expressions of a type different from int. Applications using union wait and these macros will have to migrate to the POSIX-specified int status type.
33 lines
1.2 KiB
C
33 lines
1.2 KiB
C
/* Copyright (C) 1991-2016 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sys/wait.h>
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#include <errno.h>
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#include <sys/resource.h>
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#include <stddef.h>
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/* Wait for a child to die. When one does, put its status in *STAT_LOC
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and return its process ID. For errors, return (pid_t) -1. */
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__pid_t
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__libc_wait (int *stat_loc)
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{
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return __wait4 (WAIT_ANY, stat_loc, 0, (struct rusage *) NULL);
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}
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weak_alias (__libc_wait, __wait)
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weak_alias (__libc_wait, wait)
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