mirror of git://sourceware.org/git/glibc.git
38 lines
1.5 KiB
ArmAsm
38 lines
1.5 KiB
ArmAsm
/* Copyright (C) 1993,94,95,97,2002 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#include <sysdep.h>
|
|
|
|
ENTRY (__waitpid)
|
|
/* The `waitpid' system call is distinguished from plain
|
|
`wait' by setting lots of bits in the processor flags. */
|
|
pushfl /* Push the flags word. */
|
|
popl %eax /* Pop it into the accumulator. */
|
|
orl $0x8c4, %eax /* Set lots of bits. */
|
|
pushl %eax /* Push the new flags word. */
|
|
popfl /* Pop it into the flags. */
|
|
DO_CALL (wait, 2)
|
|
movl 8(%esp), scratch /* Put status pointer in scratch register. */
|
|
testl scratch, scratch /* Is it non-nil? */
|
|
je null
|
|
movl r1, (scratch) /* Yes; store the status there. */
|
|
null: ret
|
|
|
|
libc_hidden_def (__waitpid)
|
|
weak_alias (__waitpid, waitpid)
|