mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-16 10:20:30 +00:00
fb7128c25e
accessible from out of the files they are defined in. MFC with: r339738 Sponsored by: DARPA, AFRL
65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
/*-
|
|
* SPDX-License-Identifier: BSD-1-Clause
|
|
*
|
|
* Copyright 2018 Andrew Turner
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include "crt.h"
|
|
|
|
#ifdef HAVE_CTORS
|
|
typedef void (*crt_func)(void);
|
|
|
|
/*
|
|
* On some architectures and toolchains we may need to call the .ctors.
|
|
* These are called in the reverse order they are in the ELF file.
|
|
*/
|
|
static void __do_global_ctors_aux(void) __used;
|
|
|
|
static crt_func __CTOR_END__[] __section(".ctors") __used = {
|
|
(crt_func)0
|
|
};
|
|
static crt_func __DTOR_END__[] __section(".dtors") __used = {
|
|
(crt_func)0
|
|
};
|
|
|
|
static void
|
|
__do_global_ctors_aux(void)
|
|
{
|
|
crt_func fn;
|
|
int n;
|
|
|
|
for (n = 1;; n++) {
|
|
fn = __CTOR_END__[-n];
|
|
if (fn == (crt_func)0 || fn == (crt_func)-1)
|
|
break;
|
|
fn();
|
|
}
|
|
}
|
|
|
|
asm (
|
|
".pushsection .init \n"
|
|
"\t" INIT_CALL_SEQ(__do_global_ctors_aux) "\n"
|
|
".popsection \n"
|
|
);
|
|
#endif
|