From 28f540f45bbacd939bfd07f213bcad2bf730b1bf Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sat, 18 Feb 1995 01:27:10 +0000 Subject: initial import --- sysdeps/unix/bsd/m68k/sysdep.S | 44 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 sysdeps/unix/bsd/m68k/sysdep.S (limited to 'sysdeps/unix/bsd/m68k/sysdep.S') diff --git a/sysdeps/unix/bsd/m68k/sysdep.S b/sysdeps/unix/bsd/m68k/sysdep.S new file mode 100644 index 0000000000..cef8990eea --- /dev/null +++ b/sysdeps/unix/bsd/m68k/sysdep.S @@ -0,0 +1,44 @@ +/* Copyright (C) 1991, 1992, 1993, 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. */ + +#define _ERRNO_H +#include + +.globl syscall_error +syscall_error: + /* We translate the system's EWOULDBLOCK error into EAGAIN. + The GNU C library always defines EWOULDBLOCK==EAGAIN. + EWOULDBLOCK_sys is the original number. */ +#ifdef __motorola__ +#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN + cmp.l #EWOULDBLOCK_sys, d0 + bne store + moveq.l #EAGAIN, d0 +#endif +store: move.l d0, _errno + moveq.l #-1, d0 +#else +#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN + cmpl #EWOULDBLOCK_sys, d0 + bne store + moveq #EAGAIN, d0 +#endif +store: movel d0, _errno + moveq #-1, d0 +#endif + rts -- cgit v1.2.3-70-g09d2