1/*- 2 * Copyright 1996-1998 John D. Polstra. 3 * All rights reserved. 4 * Copyright (c) 1995 Christopher G. Demetriou 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Christopher G. Demetriou 18 * for the NetBSD Project. 19 * 4. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 * 33 * $FreeBSD$ 34 */ 35 36#include <sys/cdefs.h> 37__FBSDID("$FreeBSD$"); 38 39#ifndef __GNUC__ 40#error "GCC is needed to compile this file" 41#endif 42 43#include <stdlib.h> 44#include "libc_private.h" 45#include "crtbrand.c" 46#include "ignore_init.c" 47 48struct Struct_Obj_Entry; 49struct ps_strings; 50 51#ifdef GCRT 52extern void _mcleanup(void); 53extern void monstartup(void *, void *); 54extern int eprol; 55extern int etext; 56#endif 57 58void __start(char **, void (*)(void), struct Struct_Obj_Entry *, struct ps_strings *); 59 60/* The entry function. */ 61void 62__start(char **ap, 63 void (*cleanup)(void), /* from shared loader */ 64 struct Struct_Obj_Entry *obj __unused, /* from shared loader */ 65 struct ps_strings *ps_strings __unused) 66{ 67 int argc; 68 char **argv; 69 char **env; 70 71 argc = * (long *) ap; 72 argv = ap + 1; 73 env = ap + 2 + argc; 74 handle_argv(argc, argv, env); 75 76 if (&_DYNAMIC != NULL) 77 atexit(cleanup); 78 else 79 _init_tls(); 80 81#ifdef GCRT 82 atexit(_mcleanup); 83 monstartup(&eprol, &etext); 84#endif 85 86 handle_static_init(argc, argv, env); 87 exit(main(argc, argv, env)); 88} 89 90#ifdef GCRT 91__asm__(".text"); 92__asm__("eprol:"); 93__asm__(".previous"); 94#endif 95