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/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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 3 of the License, or (at
* your option) any later version.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
/** Commentary:
Inspired by implementation in GNU C Library:
Initialization code run first thing by the ELF startup code. For i386/Hurd.
Copyright (C) 1995-2016 Free Software Foundation, Inc.
*/
#include <mes/lib-mini.h>
#include <argz.h>
#include <gnu/hurd.h>
#include <gnu/syscall.h>
#include <mach/mach-init.h>
#include <mach/mach_types.h>
#include <mach/message.h>
#include <mach/port.h>
struct hurd_startup_data _hurd_startup_data;
mach_port_t _hurd_dtable[_HURD_DTABLE_MAX];
int _hurd_dtable_count;
size_t __argc;
char *__argv[_HURD_ARGV_MAX];
char *__envv[_HURD_ENVV_MAX];
void __mach_init (void);
void
_hurd_start ()
{
mach_port_t bootstrap;
__mach_init ();
__task_get_special_port (mach_task_self (), TASK_BOOTSTRAP_PORT,
&bootstrap);
__exec_startup_get_data (bootstrap, &_hurd_startup_data);
_hurd_dtable_count = _hurd_startup_data.dtable_count;
for (int i = 0; i < _hurd_dtable_count; i++)
_hurd_dtable[i] = _hurd_startup_data.dtable[i];
__argc = __argz_extract_count (_hurd_startup_data.argp, _hurd_startup_data.arg_size, __argv);
__argz_extract (_hurd_startup_data.envp, _hurd_startup_data.env_size, __envv);
environ = __envv;
}
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