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48 lines
1.6 KiB
ArmAsm
48 lines
1.6 KiB
ArmAsm
/* Copyright (C) 1993, 1994, 1997 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Brendan Kehoe (brendan@zen.org).
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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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#include <sysdep.h>
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#define _ERRNO_H
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#include <bits/errno.h>
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ENTRY(syscall_error)
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/* If it was a syscall that got interrupted, but can
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be restarted, drop EINTR in. */
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cmp %o0, ERESTART
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be,a notint
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mov EINTR, %o0
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notint:
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#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN
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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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cmp %o0, EWOULDBLOCK_sys
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be,a notblock
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mov EAGAIN, %o0
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#endif
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notblock:/* Store it in errno... */
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sethi %hi(C_SYMBOL_NAME(errno)), %g1
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st %o0, [%g1 + %lo(C_SYMBOL_NAME(errno))]
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/* And just kick back a -1. */
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retl
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mov -1, %o0
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