glibc/sysdeps/unix/sysv/linux/arm/sysdep.S

52 lines
1.7 KiB
ArmAsm

/* Copyright (C) 1995, 1996, 1997 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>
/* We define errno here, to be consistent with Linux/i386. */
.bss
.globl errno
.type errno,@object
.size errno,4
errno: .zero 4
.globl _errno
.type _errno,@object
_errno = errno /* This name is expected by hj's libc.so.5 startup code. */
.text
/* The following code is only used in the shared library when we
compile the reentrant version. Otherwise each system call defines
each own version. */
#ifndef PIC
/* The syscall stubs jump here when they detect an error.
The code for Linux is almost identical to the canonical Unix/i386
code, except that the error number in %eax is negated. */
#undef CALL_MCOUNT
#define CALL_MCOUNT /* Don't insert the profiling call, it clobbers %eax. */
ENTRY (__syscall_error)
mvn r0, r0
#define __syscall_error __syscall_error_1
#include <sysdeps/unix/arm/sysdep.S>
#endif /* !PIC */