Subversion Repositories scarts

/* VMS 64bit crt0 returning Unix style condition codes .

   Copyright (C) 2001 Free Software Foundation, Inc.

   Contributed by Douglas B. Rupp (rupp@gnat.com).

This file is part of GCC.

GCC 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.

In addition to the permissions in the GNU General Public License, the

Free Software Foundation gives you unlimited permission to link the

compiled version of this file into combinations with other programs,

and to distribute those combinations without any restriction coming

from the use of this file.  (The General Public License restrictions

do apply in other respects; for example, they cover modification of

the file, and distribution when not linked into a combine

executable.)

GCC 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 GCC; see the file COPYING.  If not, write to

the Free Software Foundation, 51 Franklin Street, Fifth Floor,

Boston, MA 02110-1301, USA.  */

#if !defined(__DECC)

You Lose! This file can only be compiled with DEC C.

#else

/* This file can only be compiled with DEC C, due to the call to

   lib$establish and the pragmas pointer_size.  */

#pragma __pointer_size short

#include <stdlib.h>

#include <string.h>

#include <ssdef.h>

#include <stsdef.h>

#include <errnodef.h>

extern void decc$main ();

extern int main ();

static int

handler (sigargs, mechargs)

     void *sigargs;

     void *mechargs;

{

  return SS$_RESIGNAL;

}

int

__main (arg1, arg2, arg3, image_file_desc, arg5, arg6)

     void *arg1, *arg2, *arg3;

     void *image_file_desc;

     void *arg5, *arg6)

{

  int argc;

  char **argv;

  char **envp;

#pragma __pointer_size long

  int i;

  char **long_argv;

  char **long_envp;

  int status;

#pragma __pointer_size short

  lib$establish (handler);

  decc$main (arg1, arg2, arg3, image_file_desc,

             arg5, arg6, &argc, &argv, &envp);

#pragma __pointer_size long

  /* Reallocate argv with 64 bit pointers.  */

  long_argv = (char **) malloc (sizeof (char *) * (argc + 1));

  for (i = 0; i < argc; i++)

    long_argv[i] = strdup (argv[i]);

  long_argv[argc] = (char *) 0;

  long_envp = (char **) malloc (sizeof (char *) * 5);

  for (i = 0; envp[i]; i++)

    long_envp[i] = strdup (envp[i]);

  long_envp[i] = (char *) 0;

#pragma __pointer_size short

  status = main (argc, long_argv, long_envp);

  /* Map into a range of 0 - 255.  */

  status = status & 255;

  if (status > 0)

    {

      int save_status = status;

      status = C$_EXIT1 + ((status - 1) << STS$V_MSG_NO);

      /* An exit failure status requires a "severe" error.  All status values

         are defined in errno with a successful (1) severity but can be

         changed to an error (2) severity by adding 1.  In addition for

         compatibility with UNIX exit() routines we inhibit a run-time error

         message from being generated on exit(1).  */

      if (save_status == 1)

        {

          status++;

          status |= STS$M_INHIB_MSG;

        }

    }

  if (status == 0)

    status = SS$_NORMAL;

  return status;

}

#endif