1 /* Platform independent shared object routines for GDB.
3 Copyright (C) 2011-2021 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
23 /* A deleter that closes an open dynamic library. */
25 struct dlclose_deleter
27 void operator() (void *handle
) const;
30 /* A unique pointer that points to a dynamic library. */
32 typedef std::unique_ptr
<void, dlclose_deleter
> gdb_dlhandle_up
;
34 /* Load the dynamic library file named FILENAME, and return a handle
35 for that dynamic library. Throw an error if the loading fails for
38 gdb_dlhandle_up
gdb_dlopen (const char *filename
);
40 /* Return the address of the symbol named SYMBOL inside the shared
41 library whose handle is HANDLE. Return NULL when the symbol could
44 void *gdb_dlsym (const gdb_dlhandle_up
&handle
, const char *symbol
);
46 /* Return non-zero if the dynamic library functions are available on
49 int is_dl_available(void);
51 #endif /* GDB_DLFCN_H */
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