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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
44 lines
1.8 KiB
C
44 lines
1.8 KiB
C
/* Copyright (C) 1991, 1995, 1996, 1997 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, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <errno.h>
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#include <sys/wait.h>
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#include <sys/types.h>
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#include <stddef.h>
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/* Wait for a child matching PID to die.
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If PID is greater than 0, match any process whose process ID is PID.
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If PID is (pid_t) -1, match any process.
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If PID is (pid_t) 0, match any process with the
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same process group as the current process.
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If PID is less than -1, match any process whose
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process group is the absolute value of PID.
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If the WNOHANG bit is set in OPTIONS, and that child
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is not already dead, return (pid_t) 0. If successful,
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return PID and store the dead child's status in STAT_LOC.
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Return (pid_t) -1 for errors. If the WUNTRACED bit is set in OPTIONS,
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return status for stopped children; otherwise don't. */
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pid_t
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__libc_waitpid (pid_t pid, int *stat_loc, int options)
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{
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return __wait4 (pid, (union wait *) stat_loc, options, NULL);
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}
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weak_alias (__libc_waitpid, __waitpid)
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weak_alias (__libc_waitpid, waitpid)
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