Port helper program to FreeBSD, similar to ../../lib/libc/stdlib/h_atexit.c

Submitted by: pho
In collaboration with: kib
This commit is contained in:
Enji Cooper 2014-11-16 05:13:10 +00:00
parent 1741e5991e
commit f1c54c1af6

View File

@ -47,9 +47,19 @@ __RCSID("$NetBSD: h_atexit.c,v 1.1 2010/07/16 15:42:53 jmmv Exp $");
extern int __cxa_atexit(void (*func)(void *), void *, void *);
extern void __cxa_finalize(void *);
#ifdef __FreeBSD__
/*
* See comments in ../../lib/libc/stdlib/h_atexit.c about the deviation
* between FreeBSD and NetBSD with this helper program
*/
static void *dso_handle_1 = (void *)1;
static void *dso_handle_2 = (void *)2;
static void *dso_handle_3 = (void *)3;
#else
static int dso_handle_1;
static int dso_handle_2;
static int dso_handle_3;
#endif
static int arg_1;
static int arg_2;
@ -170,8 +180,17 @@ main(int argc, char *argv[])
exiting_state = 5;
#if defined(__FreeBSD__)
ASSERT(0 == atexit(normal_handler_0));
ASSERT(0 == atexit(normal_handler_1));
ASSERT(0 == __cxa_atexit(cxa_handler_4, &arg_1, dso_handle_1));
ASSERT(0 == __cxa_atexit(cxa_handler_5, &arg_1, dso_handle_1));
ASSERT(0 == __cxa_atexit(cxa_handler_3, &arg_2, dso_handle_2));
ASSERT(0 == __cxa_atexit(cxa_handler_2, &arg_3, dso_handle_3));
__cxa_finalize(dso_handle_1);
__cxa_finalize(dso_handle_2);
#else
ASSERT(0 == __cxa_atexit(cxa_handler_4, &arg_1, &dso_handle_1));
ASSERT(0 == __cxa_atexit(cxa_handler_5, &arg_1, &dso_handle_1));
ASSERT(0 == __cxa_atexit(cxa_handler_3, &arg_2, &dso_handle_2));
@ -179,5 +198,6 @@ main(int argc, char *argv[])
__cxa_finalize(&dso_handle_1);
__cxa_finalize(&dso_handle_2);
#endif
exit(0);
}