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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.
37 lines
1.5 KiB
ArmAsm
37 lines
1.5 KiB
ArmAsm
/* Copyright (C) 1993, 1994, 1995, 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 <sysdep.h>
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ENTRY (__waitpid)
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/* The `waitpid' system call is distinguished from plain
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`wait' by setting lots of bits in the processor flags. */
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pushfl /* Push the flags word. */
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popl %eax /* Pop it into the accumulator. */
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orl $0x8c4, %eax /* Set lots of bits. */
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pushl %eax /* Push the new flags word. */
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popfl /* Pop it into the flags. */
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DO_CALL (wait, 2)
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movl 8(%esp), scratch /* Put status pointer in scratch register. */
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testl scratch, scratch /* Is it non-nil? */
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je null
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movl r1, (scratch) /* Yes; store the status there. */
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null: ret
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weak_alias (__waitpid, waitpid)
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