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- /* Copyright (C) 1991, 1992, 1993 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 Library General Public License as
- published by the Free Software Foundation; either version 2 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- Cambridge, MA 02139, USA. */
-
- #include <sysdep.h>
-
- /* <sysdeps/unix/bsd/sequent/i386/sysdep.h> defines this to put the first
- two arguments into registers. Since the arguments to wait3 are
- transferred magically through the same registers, we want to disable this.
- This allows us to avoid rewriting this file for that system. */
-
- #undef ARGS_2
- #define ARGS_2 /* Special-case no-op. */
-
- .text
- .globl syscall_error
- .align 4
- ENTRY (__wait3)
- mov 8(%esp), %ecx /* Flags. */
- mov 12(%esp), %edx /* rusage pointer. */
- pushl $0xdf; popf /* Set all the condition codes. */
- DO_CALL (wait, 2) /* Do the system call. */
- je syscall_error /* Check for error. */
- mov 4(%esp), scratch /* Status pointer. */
- orl scratch, scratch /* Is it nil? */
- je done /* Yup; return. */
- mov r1, 0(scratch) /* Non-nil; store the status in it. */
- done: ret
-