1 /* Copyright (C) 1996 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Library General Public License as
6 published by the Free Software Foundation; either version 2 of the
7 License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Library General Public License for more details.
14 You should have received a copy of the GNU Library General Public
15 License along with the GNU C Library; see the file COPYING.LIB. If
16 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
17 Cambridge, MA 02139, USA. */
19 /* Because the Linux version is in fact m68k/ELF and the start.? file
20 for this system (sysdeps/m68k/elf/start.S) is also used by The Hurd
21 and therefore this files must not contain the definition of the
22 `errno' variable (I don't know why, ask Roland), we have to define
25 ...and this place is here. */
33 _errno = errno /* This name is expected by hj libc.so.5 startup code. */
36 /* The following code is only used in the shared library when we
37 compile the reentrant version. Otherwise each system call defines
46 /* The syscall stubs jump here when they detect an error. */
48 .globl __syscall_error
52 #ifdef _LIBC_REENTRANT
58 /* Copy return value to %a0 for syscalls that are declared to
62 .size __syscall_error, . - __syscall_error
65 .globl __errno_location
66 .type __errno_location, @function
69 move.l (%pc, errno@GOTPC), %a0
74 .size __errno_location, . - __errno_location