1998-06-10 01:37:21 +00:00
|
|
|
/* Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
|
1997-06-26 22:16:52 +00:00
|
|
|
This file is part of the GNU C Library.
|
1996-02-13 11:38:58 +00:00
|
|
|
|
1997-06-26 22:16:52 +00:00
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
2001-07-06 04:56:23 +00:00
|
|
|
modify it under the terms of the GNU Lesser General Public
|
|
|
|
License as published by the Free Software Foundation; either
|
|
|
|
version 2.1 of the License, or (at your option) any later version.
|
1996-02-13 11:38:58 +00:00
|
|
|
|
1997-06-26 22:16:52 +00:00
|
|
|
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
|
2001-07-06 04:56:23 +00:00
|
|
|
Lesser General Public License for more details.
|
1996-02-13 11:38:58 +00:00
|
|
|
|
2001-07-06 04:56:23 +00:00
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
|
|
License along with the GNU C Library; if not, write to the Free
|
|
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
|
|
02111-1307 USA. */
|
1996-02-13 11:38:58 +00:00
|
|
|
|
|
|
|
#include <sysdep.h>
|
|
|
|
|
|
|
|
.text
|
|
|
|
ENTRY (__mmap)
|
|
|
|
|
|
|
|
move.l #SYS_ify (mmap), %d0 /* System call number in %d0. */
|
|
|
|
|
|
|
|
lea 4(%sp), %a0 /* Address of args is 1st arg. */
|
|
|
|
move.l %a0, %d1
|
|
|
|
|
1997-06-26 22:16:52 +00:00
|
|
|
/* Do the system call trap. */
|
1996-02-13 11:38:58 +00:00
|
|
|
trap #0
|
|
|
|
|
|
|
|
/* Kludge: negative numbers are among the legal return values.
|
|
|
|
If %d0 is between -4096 and 0 then there was an error. */
|
|
|
|
cmp.l #-4096, %d0
|
1998-06-10 01:37:21 +00:00
|
|
|
jhi SYSCALL_ERROR_LABEL
|
1996-02-13 11:38:58 +00:00
|
|
|
|
|
|
|
/* Successful; return the syscall's value. Copy it to %a0 because
|
|
|
|
mmap is declared to return a pointer. */
|
|
|
|
move.l %d0, %a0
|
|
|
|
rts
|
1996-10-17 01:51:33 +00:00
|
|
|
PSEUDO_END (__mmap)
|
1996-02-13 11:38:58 +00:00
|
|
|
|
|
|
|
weak_alias (__mmap, mmap)
|