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45 lines
1.5 KiB
ArmAsm
45 lines
1.5 KiB
ArmAsm
/* Copyright (C) 1991, 1992, 1993, 1994, 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 Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#define _ERRNO_H
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#include <bits/errno.h>
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.globl syscall_error
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syscall_error:
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/* We translate the system's EWOULDBLOCK error into EAGAIN.
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The GNU C library always defines EWOULDBLOCK==EAGAIN.
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EWOULDBLOCK_sys is the original number. */
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#ifdef __motorola__
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#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN
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cmp.l #EWOULDBLOCK_sys, d0
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bne store
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moveq.l #EAGAIN, d0
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#endif
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store: move.l d0, _errno
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moveq.l #-1, d0
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#else
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#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN
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cmpl #EWOULDBLOCK_sys, d0
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bne store
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moveq #EAGAIN, d0
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#endif
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store: movel d0, _errno
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moveq #-1, d0
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#endif
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rts
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