1995-09-21 06:24:21 +00:00
|
|
|
/* Initializer module for building the ELF shared C library. This file and
|
|
|
|
sofini.c do the work normally done by crtbeginS.o and crtendS.o, to wrap
|
|
|
|
the `.ctors' and `.dtors' sections so the lists are terminated, and
|
|
|
|
calling those lists of functions. */
|
|
|
|
|
2010-12-25 01:14:37 +00:00
|
|
|
#ifndef NO_CTORS_DTORS_SECTIONS
|
2010-12-25 01:15:45 +00:00
|
|
|
# include <libc-internal.h>
|
|
|
|
# include <stdlib.h>
|
2000-12-31 19:13:04 +00:00
|
|
|
|
1995-09-21 06:24:21 +00:00
|
|
|
static void (*const __CTOR_LIST__[1]) (void)
|
|
|
|
__attribute__ ((section (".ctors")))
|
|
|
|
= { (void (*) (void)) -1 };
|
|
|
|
static void (*const __DTOR_LIST__[1]) (void)
|
|
|
|
__attribute__ ((section (".dtors")))
|
|
|
|
= { (void (*) (void)) -1 };
|
|
|
|
|
|
|
|
static inline void
|
|
|
|
run_hooks (void (*const list[]) (void))
|
|
|
|
{
|
|
|
|
while (*++list)
|
|
|
|
(**list) ();
|
|
|
|
}
|
|
|
|
|
|
|
|
/* This function will be called from _init in init-first.c. */
|
|
|
|
void
|
|
|
|
__libc_global_ctors (void)
|
|
|
|
{
|
|
|
|
/* Call constructor functions. */
|
|
|
|
run_hooks (__CTOR_LIST__);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* This function becomes the DT_FINI termination function
|
|
|
|
for the C library. */
|
2003-11-26 07:15:17 +00:00
|
|
|
void
|
|
|
|
__libc_fini (void)
|
1995-09-21 06:24:21 +00:00
|
|
|
{
|
|
|
|
/* Call destructor functions. */
|
|
|
|
run_hooks (__DTOR_LIST__);
|
|
|
|
}
|
2005-11-05 17:46:24 +00:00
|
|
|
|
2003-11-26 07:15:17 +00:00
|
|
|
void (*_fini_ptr) (void) __attribute__ ((section (".fini_array")))
|
|
|
|
= &__libc_fini;
|
2010-12-25 01:14:37 +00:00
|
|
|
#endif
|