mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-03 18:31:04 +00:00
69 lines
1.8 KiB
ArmAsm
69 lines
1.8 KiB
ArmAsm
/* Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2002, 2003,
|
|
2004, 2005, 2009, 2011, 2012
|
|
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 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.
|
|
|
|
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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library. If not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <sysdep.h>
|
|
#define _ERRNO_H
|
|
#include <bits/errno.h>
|
|
|
|
#ifdef IS_IN_rtld
|
|
# include <dl-sysdep.h> /* Defines RTLD_PRIVATE_ERRNO. */
|
|
#endif
|
|
|
|
#include <tls.h>
|
|
|
|
#undef syscall_error
|
|
__syscall_error:
|
|
#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 IS_IN_rtld
|
|
mov ip, lr
|
|
cfi_register (lr, ip)
|
|
mov r1, r0
|
|
|
|
mov r0, #0xffff0fff
|
|
mov lr, pc
|
|
sub pc, r0, #31
|
|
|
|
ldr r2, 1f
|
|
2: ldr r2, [pc, r2]
|
|
str r1, [r0, r2]
|
|
mvn r0, #0
|
|
RETINSTR (, ip)
|
|
|
|
1: .word errno(gottpoff) + (. - 2b - 8)
|
|
#elif RTLD_PRIVATE_ERRNO
|
|
ldr r1, 1f
|
|
0: str r0, [pc, r1]
|
|
mvn r0, $0
|
|
DO_RET(r14)
|
|
|
|
1: .word C_SYMBOL_NAME(rtld_errno) - 0b - 8
|
|
#else
|
|
#error "Unsupported non-TLS case"
|
|
#endif
|
|
|
|
#undef __syscall_error
|
|
END (__syscall_error)
|