3 * Copyright 2001 David E. O'Brien.
5 * Copyright 1996-1998 John D. Polstra.
7 * Copyright (c) 1997 Jason R. Thorpe.
8 * Copyright (c) 1995 Christopher G. Demetriou
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. All advertising materials mentioning features or use of this software
20 * must display the following acknowledgement:
21 * This product includes software developed for the
22 * FreeBSD Project. See http://www.freebsd.org/ for
23 * information about FreeBSD.
24 * This product includes software developed for the
25 * NetBSD Project. See http://www.netbsd.org/ for
26 * information about NetBSD.
27 * 4. The name of the author may not be used to endorse or promote products
28 * derived from this software without specific prior written permission
30 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
31 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
32 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
33 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
34 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
35 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
36 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
37 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
38 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
39 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42 #include <sys/cdefs.h>
43 __FBSDID("$FreeBSD$");
47 #error "GCC is needed to compile this file"
53 #include "libc_private.h"
56 struct Struct_Obj_Entry;
62 extern void _fini(void);
63 extern void _init(void);
64 extern int main(int, char **, char **);
65 extern void _start(int, char **, char **, const struct Struct_Obj_Entry *,
66 void (*)(void), struct ps_strings *);
69 extern void _mcleanup(void);
70 extern void monstartup(void *, void *);
76 const char *__progname = "";
77 struct ps_strings *__ps_strings;
79 void __start(int, char **, char **, struct ps_strings *,
80 const struct Struct_Obj_Entry *, void (*)(void));
82 /* The entry function. */
87 " mov r5, r2 /* cleanup */ \n"
88 " mov r4, r1 /* obj_main */ \n"
89 " mov r3, r0 /* ps_strings */ \n"
90 " /* Get argc, argv, and envp from stack */ \n"
91 " ldr r0, [sp, #0x0000] \n"
92 " add r1, sp, #0x0004 \n"
93 " add r2, r1, r0, lsl #2 \n"
94 " add r2, r2, #0x0004 \n"
95 " /* Ensure the stack is properly aligned before calling C code. */\n"
98 " str r5, [sp, #4] \n"
99 " str r4, [sp, #0] \n"
104 __start(int argc, char **argv, char **env, struct ps_strings *ps_strings,
105 const struct Struct_Obj_Entry *obj __unused, void (*cleanup)(void))
111 if (argc > 0 && argv[0] != NULL) {
112 __progname = argv[0];
113 for (s = __progname; *s != '\0'; s++)
118 if (ps_strings != (struct ps_strings *)0)
119 __ps_strings = ps_strings;
121 if (&_DYNAMIC != NULL)
130 monstartup(&eprol, &etext);
133 exit( main(argc, argv, env) );
139 __asm__(".previous");