libc/winsup/cygwin/lib/atexit.c

24 lines
615 B
C

/* atexit.c: atexit entry point
Copyright 2014 Red Hat, Inc.
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#include <stddef.h>
/* Statically linked replacement for the former cygwin_atexit. We need
the function here to be able to access the correct __dso_handle of the
caller's DSO. */
int
atexit (void (*fn) (void))
{
extern int __cxa_atexit(void (*)(void*), void*, void*);
extern void *__dso_handle;
return __cxa_atexit ((void (*)(void*))fn, NULL, &__dso_handle);
}