]>
Commit | Line | Data |
---|---|---|
c84142e8 | 1 | /* Load a shared object at run time. |
16710d58 | 2 | Copyright (C) 1995,96,97,98,99,2000 Free Software Foundation, Inc. |
afd4eb37 | 3 | This file is part of the GNU C Library. |
d66e34cd | 4 | |
afd4eb37 UD |
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. | |
d66e34cd | 9 | |
afd4eb37 UD |
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. | |
d66e34cd | 14 | |
afd4eb37 UD |
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. */ | |
d66e34cd | 19 | |
d66e34cd | 20 | #include <dlfcn.h> |
b2b28911 | 21 | #include <stddef.h> |
d66e34cd | 22 | |
993b3242 | 23 | struct dlopen_args |
d66e34cd | 24 | { |
993b3242 UD |
25 | /* The arguments for dlopen_doit. */ |
26 | const char *file; | |
27 | int mode; | |
28 | /* The return value of dlopen_doit. */ | |
94e365c6 | 29 | void *new; |
dc5efe83 UD |
30 | /* Address of the caller. */ |
31 | const void *caller; | |
993b3242 UD |
32 | }; |
33 | ||
993b3242 UD |
34 | static void |
35 | dlopen_doit (void *a) | |
36 | { | |
37 | struct dlopen_args *args = (struct dlopen_args *) a; | |
38 | ||
2f54c82d UD |
39 | args->new = _dl_open (args->file ?: "", args->mode | __RTLD_DLOPEN, |
40 | args->caller); | |
993b3242 UD |
41 | } |
42 | ||
43 | ||
44 | void * | |
e254df14 | 45 | __dlopen_check (const char *file, int mode) |
993b3242 UD |
46 | { |
47 | struct dlopen_args args; | |
48 | args.file = file; | |
49 | args.mode = mode; | |
e6574c9c | 50 | args.caller = RETURN_ADDRESS (0); |
d66e34cd | 51 | |
993b3242 | 52 | return _dlerror_run (dlopen_doit, &args) ? NULL : args.new; |
d66e34cd | 53 | } |
16710d58 RM |
54 | #include <shlib-compat.h> |
55 | versioned_symbol (libdl, __dlopen_check, dlopen, GLIBC_2_1); |