2 * Copyright 1996-1998 John D. Polstra.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 #error "GCC is needed to compile this file"
30 #include <machine/tls.h>
33 #include "libc_private.h"
37 typedef void (*fptr)(void);
40 extern void _mcleanup(void);
41 extern void monstartup(void *, void *);
46 void _start(char **, void (*)(void));
48 /* The entry function. */
50 _start(char **ap, void (*cleanup)(void))
56 argc = *(long *)(void *)ap;
60 if (argc > 0 && argv[0] != NULL)
61 handle_progname(argv[0]);
64 * Setup the initial TLS space. The RTLD does not set up our TLS
65 * (it can't, it doesn't know how our errno is declared). It simply
66 * does all the groundwork required so that we can call
67 * _rtld_allocate_tls().
72 if (&_DYNAMIC != NULL)
77 monstartup(&eprol, &etext);
81 handle_static_init(argc, argv, env);
82 exit(main(argc, argv, env));