2003-01-08 08:14:43 +08:00
|
|
|
/* Copyright (C) 1991,92,93,94,95,96,97,98,2002,03 Free Software Foundation, Inc.
|
1997-06-13 05:23:19 +08:00
|
|
|
This file is part of the GNU C Library.
|
|
|
|
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
2001-07-06 12:56:23 +08:00
|
|
|
modify it under the terms of the GNU Lesser General Public
|
|
|
|
License as published by the Free Software Foundation; either
|
|
|
|
version 2.1 of the License, or (at your option) any later version.
|
1997-06-13 05:23:19 +08:00
|
|
|
|
|
|
|
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
|
2001-07-06 12:56:23 +08:00
|
|
|
Lesser General Public License for more details.
|
1997-06-13 05:23:19 +08:00
|
|
|
|
2001-07-06 12:56:23 +08:00
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
|
|
License along with the GNU C Library; if not, write to the Free
|
|
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
|
|
02111-1307 USA. */
|
1997-06-13 05:23:19 +08:00
|
|
|
|
|
|
|
#include <sysdep.h>
|
|
|
|
#define _ERRNO_H
|
1997-11-13 08:18:09 +08:00
|
|
|
#include <bits/errno.h>
|
1997-06-13 05:23:19 +08:00
|
|
|
|
|
|
|
.globl C_SYMBOL_NAME(errno)
|
|
|
|
.globl syscall_error
|
|
|
|
|
|
|
|
#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
|
1998-03-18 22:31:30 +08:00
|
|
|
|
|
|
|
#ifdef _LIBC_REENTRANT
|
2003-01-08 08:14:43 +08:00
|
|
|
str lr, [sp, #-4]!
|
|
|
|
str r0, [sp, #-4]!
|
|
|
|
bl PLTJMP(C_SYMBOL_NAME(__errno_location))
|
|
|
|
ldr r1, [sp], #4
|
1998-03-18 22:31:30 +08:00
|
|
|
str r1, [r0]
|
2003-01-08 08:14:43 +08:00
|
|
|
mvn r0, $0
|
|
|
|
ldr pc, [sp], #4
|
1998-03-18 22:31:30 +08:00
|
|
|
#else
|
2003-01-08 08:14:43 +08:00
|
|
|
#ifndef PIC
|
|
|
|
ldr r1, 1f
|
1998-03-18 22:31:30 +08:00
|
|
|
str r0, [r1]
|
1997-06-13 05:23:19 +08:00
|
|
|
mvn r0, $0
|
2004-12-05 05:20:17 +08:00
|
|
|
DO_RET (r14)
|
1997-06-13 05:23:19 +08:00
|
|
|
|
2003-01-08 08:14:43 +08:00
|
|
|
1: .long C_SYMBOL_NAME(errno)
|
|
|
|
#else
|
|
|
|
@ we have to establish our PIC register
|
|
|
|
ldr r2, 1f
|
|
|
|
ldr r1, 2f
|
|
|
|
0: add r2, pc, r2
|
|
|
|
str r0, [r1, r2]
|
|
|
|
mvn r0, $0
|
2004-12-05 05:20:17 +08:00
|
|
|
DO_RET (r14)
|
2003-01-08 08:14:43 +08:00
|
|
|
|
|
|
|
1: .word _GLOBAL_OFFSET_TABLE_ - 0b - 8
|
|
|
|
2: .word C_SYMBOL_NAME(errno)(GOTOFF)
|
|
|
|
#endif
|
1998-03-18 22:31:30 +08:00
|
|
|
#endif
|
|
|
|
|
1997-06-13 05:23:19 +08:00
|
|
|
#undef __syscall_error
|
|
|
|
END (__syscall_error)
|