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44 lines
1.6 KiB
ArmAsm
44 lines
1.6 KiB
ArmAsm
/* Copyright (C) 1991-2013 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 <sysdep.h>
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/* <sysdeps/unix/bsd/sequent/i386/sysdep.h> defines this to put the first
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two arguments into registers. Since the arguments to wait3 are
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transferred magically through the same registers, we want to disable this.
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This allows us to avoid rewriting this file for that system. */
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#undef ARGS_2
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#define ARGS_2 /* Special-case no-op. */
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.text
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.globl syscall_error
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.align 4
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ENTRY (__wait3)
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mov 8(%esp), %ecx /* Flags. */
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mov 12(%esp), %edx /* rusage pointer. */
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pushl $0xdf; popf /* Set all the condition codes. */
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DO_CALL (wait, 2) /* Do the system call. */
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je syscall_error /* Check for error. */
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mov 4(%esp), scratch /* Status pointer. */
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orl scratch, scratch /* Is it nil? */
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je done /* Yup; return. */
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mov r1, 0(scratch) /* Non-nil; store the status in it. */
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done: ret
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weak_alias (__wait3, wait3)
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