50 lines
1.6 KiB
ArmAsm
50 lines
1.6 KiB
ArmAsm
/* Copyright (C) 1991, 92, 93, 94, 95, 96, 97 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., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <sysdep.h>
|
|
#define _ERRNO_H
|
|
#include <errnos.h>
|
|
|
|
.globl C_SYMBOL_NAME(errno)
|
|
.globl syscall_error
|
|
|
|
_errno_loc: .long C_SYMBOL_NAME(errno)
|
|
|
|
#undef syscall_error
|
|
#ifdef NO_UNDERSCORES
|
|
__syscall_error:
|
|
#else
|
|
syscall_error:
|
|
#endif
|
|
#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN
|
|
/* We translate the system's EWOULDBLOCK error into EAGAIN.
|
|
The GNU C library always defines EWOULDBLOCK==EAGAIN.
|
|
EWOULDBLOCK_sys is the original number. */
|
|
cmp r0, $EWOULDBLOCK_sys /* Is it the old EWOULDBLOCK? */
|
|
moveq r0, $EAGAIN /* Yes; translate it to EAGAIN. */
|
|
#endif
|
|
#ifndef PIC
|
|
ldr r1, _errno_loc
|
|
str r0, [r1]
|
|
#endif
|
|
mvn r0, $0
|
|
RETINSTR(mov, pc, r14)
|
|
|
|
#undef __syscall_error
|
|
END (__syscall_error)
|