mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-02 01:40:07 +00:00
64 lines
1.8 KiB
ArmAsm
64 lines
1.8 KiB
ArmAsm
/* Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 2000, 2001
|
|
Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Alexandre Oliva <aoliva@redhat.com>.
|
|
Based on ../i386/sysdep.S.
|
|
|
|
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. If not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <sysdep.h>
|
|
#define _ERRNO_H
|
|
#include <bits/errno.h>
|
|
|
|
.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 EWOULDBLOCK_sys,d0 /* Is it the old EWOULDBLOCK? */
|
|
bne .Lnotb /* Branch if not. */
|
|
mov EAGAIN,d0 /* Yes; translate it to EAGAIN. */
|
|
.Lnotb:
|
|
#endif
|
|
#ifndef PIC
|
|
# ifndef _LIBC_REENTRANT
|
|
mov d0,(C_SYMBOL_NAME (errno))
|
|
# else
|
|
movm [d2],(sp)
|
|
add -12,sp
|
|
mov d0,d2
|
|
call __errno_location,[],0
|
|
mov d2,(a0)
|
|
add 12,sp
|
|
movm (sp),[d2]
|
|
# endif
|
|
#else
|
|
# error "This shouldn't be assembled for PIC"
|
|
#endif
|
|
mov -1,d0
|
|
mov d0,a0
|
|
ret
|
|
|
|
#undef __syscall_error
|
|
END (__syscall_error)
|