glibc/sysdeps/mach/hurd/execve.c
1995-02-18 01:27:10 +00:00

46 lines
1.5 KiB
C

/* Copyright (C) 1991, 1992, 1993, 1994, 1995 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 <ansidecl.h>
#include <unistd.h>
#include <hurd.h>
#include <fcntl.h>
/* Replace the current process, executing FILE_NAME with arguments ARGV and
environment ENVP. ARGV and ENVP are terminated by NULL pointers. */
int
DEFUN(__execve, (file_name, argv, envp),
CONST char *file_name AND char *CONST argv[] AND char *CONST envp[])
{
error_t err;
file_t file = __file_name_lookup (file_name, O_EXEC, 0);
if (file == MACH_PORT_NULL)
return -1;
/* Hopefully this will not return. */
err = _hurd_exec (__mach_task_self (), file, argv, envp);
/* Oh well. Might as well be tidy. */
__mach_port_deallocate (__mach_task_self (), file);
return __hurd_fail (err);
}
weak_alias (__execve, execve)