glibc/posix/execl.c

49 lines
1.4 KiB
C

/* Copyright (C) 1991, 1992, 1994 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 <stdarg.h>
#include <stddef.h>
#ifndef HAVE_GNU_LD
#define __environ environ
#endif
/* Execute PATH with all arguments after PATH until
a NULL pointer and environment from `environ'. */
int
DEFUN(execl, (path, arg), CONST char *path AND CONST char *arg DOTS)
{
CONST char *argv[1024];
register unsigned int i;
va_list args;
argv[0] = arg;
va_start (args, arg);
i = 1;
do
{
argv[i] = va_arg (args, CONST char *);
} while (argv[i++] != NULL);
va_end (args);
return __execve (path, (char *CONST *) argv, __environ);
}