sys/compat/sunos/sunos_mod.c

   1 /*      $NetBSD$        */
   2
   3 /*-
   4  * Copyright (c) 2008 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software developed for The NetBSD Foundation
   8  * by Andrew Doran.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #include <sys/cdefs.h>
  33 __KERNEL_RCSID(0, "$NetBSD$");
  34
  35 #include <sys/param.h>
  36 #include <sys/module.h>
  37 #include <sys/exec.h>
  38 #include <sys/exec_aout.h>
  39 #include <sys/signalvar.h>
  40
  41 #include <machine/sunos_machdep.h>
  42
  43 #include <compat/sunos/sunos_exec.h>
  44
  45 MODULE(MODULE_CLASS_MISC, compat_sunos, "compat,exec_aout");
  46
  47 static struct execsw sunos_execsw[] = {
  48         { SUNOS_AOUT_HDR_SIZE,
  49           exec_sunos_aout_makecmds,
  50           { NULL },
  51           &emul_sunos,
  52           EXECSW_PRIO_ANY,
  53           0,
  54           copyargs,
  55           NULL,
  56           coredump_netbsd,
  57           exec_setup_stack },
  58 };
  59
  60 static int
  61 compat_sunos_modcmd(modcmd_t cmd, void *arg)
  62 {
  63
  64         switch (cmd) {
  65         case MODULE_CMD_INIT:
  66                 return exec_add(sunos_execsw,
  67                     __arraycount(sunos_execsw));
  68
  69         case MODULE_CMD_FINI:
  70                 return exec_remove(sunos_execsw,
  71                     __arraycount(sunos_execsw));
  72
  73         default:
  74                 return ENOTTY;
  75         }
  76 }