/* This is file ACCESS.S */ /* ** Copyright (C) 1991 DJ Delorie, 24 Kirsten Ave, Rochester NH 03867-2954 ** ** This file is distributed under the terms listed in the document ** "copying.dj", available from DJ Delorie at the address above. ** A copy of "copying.dj" should accompany this file; if not, a copy ** should be available from where this file was obtained. This file ** may not be distributed without a verbatim copy of "copying.dj". ** ** This file is distributed WITHOUT ANY WARRANTY; without even the implied ** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. */ .text .globl _access _access: pushl %ebx pushl %esi pushl %edi movl 16(%esp),%edx movw $0x4300,%ax int $0x21 popl %edi popl %esi popl %ebx jc syscall_error testl $2,20(%esp) jz access_ok testl $1,%ecx jz access_ok mov $5,%eax /* EACCES */ jmp syscall_error access_ok: movl $0,%eax ret