diff options
Diffstat (limited to 'boot/syscall.S')
| -rw-r--r-- | boot/syscall.S | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/boot/syscall.S b/boot/syscall.S new file mode 100644 index 00000000..a04ab28d --- /dev/null +++ b/boot/syscall.S @@ -0,0 +1,35 @@ +/* Temporary.... + Copyright (C) 1993, 1995 Free Software Foundation + +This file is part of the GNU Hurd. + +The GNU Hurd is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +The GNU Hurd 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 General Public License for more details. + +You should have received a copy of the GNU General Public License +along with the GNU Hurd; see the file COPYING. If not, write to +the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ + +#include <i386/asm.h> + +/* .globl EXT(errno)*/ +.text +ENTRY(syscall) + pop %ecx + pop %eax + push %ecx + lcall $7, $0 + push %ecx /* Restore stack position. */ + jb error + ret +error: + movl %eax,EXT(errno) + movl $-1,%eax + ret |