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- /* "Hello world" program for GNU C Library on bare Mach 3.0.
-
- Copyright (C) 1991, 1992, 1993 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
-
- 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- Cambridge, MA 02139, USA. */
-
- #include <mach.h>
- #include <device/device.h>
- #include <errno.h>
- #include <stdio.h>
-
- int
- main (void)
- {
- kern_return_t err;
- mach_port_t device, consdev;
- FILE *consf;
-
- err = get_privileged_ports (NULL, &device);
- if (err)
- _exit (err);
- err = device_open (device, D_WRITE, "console", &consdev);
- mach_port_deallocate (mach_task_self (), device);
- if (err)
- _exit (err);
-
- consf = mach_open_devstream (consdev, "w");
- if (consf == NULL)
- exit (errno);
-
- fputs ("Hello, world!\n", consf);
-
- return 0;
- }
-