mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-26 15:00:06 +00:00
48 lines
1.5 KiB
ArmAsm
48 lines
1.5 KiB
ArmAsm
/* Copyright (C) 1994 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., 675 Mass Ave,
|
|
Cambridge, MA 02139, USA. */
|
|
|
|
#include <sysdep.h>
|
|
#define _ERRNO_H
|
|
#include <errnos.h>
|
|
|
|
.global C_SYMBOL_NAME(errno)
|
|
.global syscall_error
|
|
|
|
.text
|
|
.align 2
|
|
#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 %o0, EWOULDBLOCK_sys
|
|
be,a notblock
|
|
mov EAGAIN, %o0
|
|
#endif
|
|
notblock: /* Store the error code in `errno'. */
|
|
sethi %hi(C_SYMBOL_NAME(errno)), %g1
|
|
st %o0, [%g1 + %lo(C_SYMBOL_NAME(errno))]
|
|
/* And return -1. */
|
|
retl
|
|
mov -1, %o0
|