1 /* Call the termination functions of loaded shared objects.
2 Copyright (C) 1995, 1996, 1998, 1999 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
15 You should have received a copy of the GNU Library General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If not,
17 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA. */
20 #include <elf/ldsodefs.h>
28 for (l
= _dl_loaded
; l
; l
= l
->l_next
)
33 /* Make sure nothing happens if we are called twice. */
36 /* Don't call the destructors for objects we are not supposed to. */
37 if (l
->l_name
[0] == '\0' && l
->l_type
== lt_executable
)
40 /* First see whether an array is given. */
41 if (l
->l_info
[DT_FINI_ARRAY
] != NULL
)
44 (ElfW(Addr
) *) (l
->l_addr
45 + l
->l_info
[DT_FINI_ARRAY
]->d_un
.d_ptr
);
46 unsigned int sz
= (l
->l_info
[DT_FINI_ARRAYSZ
]->d_un
.d_val
47 / sizeof (ElfW(Addr
)));
50 for (cnt
= 0; cnt
< sz
; ++cnt
)
52 /* When debugging print a message first. */
53 if (_dl_debug_impcalls
&& first
)
54 _dl_debug_message (1, "\ncalling fini: ",
55 l
->l_name
[0] ? l
->l_name
: _dl_argv
[0],
59 (*(void (*) (void)) (l
->l_addr
+ array
[cnt
])) ();
63 /* Next try the old-style destructor. */
64 if (l
->l_info
[DT_FINI
])
66 /* When debugging print a message first. */
67 if (_dl_debug_impcalls
&& first
)
68 _dl_debug_message (1, "\ncalling fini: ",
69 l
->l_name
[0] ? l
->l_name
: _dl_argv
[0],
72 (*(void (*) (void)) (l
->l_addr
+ l
->l_info
[DT_FINI
]->d_un
.d_ptr
)) ();