1/* LINTLIBRARY */
2/*-
3 * Copyright 1996-1998 John D. Polstra.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
28__FBSDID("$FreeBSD$");
29
30#ifndef lint
31#ifndef __GNUC__
32#error "GCC is needed to compile this file"
33#endif
34#endif /* lint */
35
36#include <stdlib.h>
37
38#include "libc_private.h"
39#include "crtbrand.c"
40#include "ignore_init.c"
41
42typedef void (*fptr)(void);
43
44#ifdef GCRT
45extern void _mcleanup(void);
46extern void monstartup(void *, void *);
47extern int eprol;
48extern int etext;
49#endif
50
51void _start(char **, void (*)(void));
52
53/* The entry function. */
54void
55_start(char **ap, void (*cleanup)(void))
56{
57	int argc;
58	char **argv;
59	char **env;
60
61	argc = *(long *)(void *)ap;
62	argv = ap + 1;
63	env = ap + 2 + argc;
64	handle_argv(argc, argv, env);
65
66	if (&_DYNAMIC != NULL)
67		atexit(cleanup);
68	else
69		_init_tls();
70
71#ifdef GCRT
72	atexit(_mcleanup);
73	monstartup(&eprol, &etext);
74__asm__("eprol:");
75#endif
76
77	handle_static_init(argc, argv, env);
78	exit(main(argc, argv, env));
79}
80