2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright 2012 Konstantin Belousov <kib@FreeBSD.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 #include <sys/cdefs.h>
29 __FBSDID("$FreeBSD$");
33 extern int main(int, char **, char **);
35 extern void (*__preinit_array_start[])(int, char **, char **) __hidden;
36 extern void (*__preinit_array_end[])(int, char **, char **) __hidden;
37 extern void (*__init_array_start[])(int, char **, char **) __hidden;
38 extern void (*__init_array_end[])(int, char **, char **) __hidden;
39 extern void (*__fini_array_start[])(void) __hidden;
40 extern void (*__fini_array_end[])(void) __hidden;
41 extern void _fini(void) __hidden;
42 extern void _init(void) __hidden;
48 const char *__progname = "";
56 array_size = __fini_array_end - __fini_array_start;
57 for (n = array_size; n > 0; n--) {
58 fn = __fini_array_start[n - 1];
59 if ((uintptr_t)fn != 0 && (uintptr_t)fn != 1)
66 handle_static_init(int argc, char **argv, char **env)
68 void (*fn)(int, char **, char **);
71 if (&_DYNAMIC != NULL)
76 array_size = __preinit_array_end - __preinit_array_start;
77 for (n = 0; n < array_size; n++) {
78 fn = __preinit_array_start[n];
79 if ((uintptr_t)fn != 0 && (uintptr_t)fn != 1)
83 array_size = __init_array_end - __init_array_start;
84 for (n = 0; n < array_size; n++) {
85 fn = __init_array_start[n];
86 if ((uintptr_t)fn != 0 && (uintptr_t)fn != 1)
92 handle_argv(int argc, char *argv[], char **env)
98 if (argc > 0 && argv[0] != NULL) {
100 for (s = __progname; *s != '\0'; s++) {
107 static const struct {
111 char name[sizeof(NOTE_FREEBSD_VENDOR)];
113 } crt_noinit_tag __attribute__ ((section (NOTE_SECTION),
114 aligned(4))) __used = {
115 .namesz = sizeof(NOTE_FREEBSD_VENDOR),
116 .descsz = sizeof(uint32_t),
117 .type = CRT_NOINIT_NOTETYPE,
118 .name = NOTE_FREEBSD_VENDOR,