| 1 | /* Platform independent shared object routines for GDB. |
| 2 | |
| 3 | Copyright (C) 2011-2016 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of GDB. |
| 6 | |
| 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. |
| 11 | |
| 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. |
| 16 | |
| 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/>. */ |
| 19 | |
| 20 | #ifndef GDB_DLFCN_H |
| 21 | #define GDB_DLFCN_H |
| 22 | |
| 23 | /* Load the dynamic library file named FILENAME, and return a handle |
| 24 | for that dynamic library. Return NULL if the loading fails for any |
| 25 | reason. */ |
| 26 | |
| 27 | void *gdb_dlopen (const char *filename); |
| 28 | |
| 29 | /* Return the address of the symbol named SYMBOL inside the shared |
| 30 | library whose handle is HANDLE. Return NULL when the symbol could |
| 31 | not be found. */ |
| 32 | |
| 33 | void *gdb_dlsym (void *handle, const char *symbol); |
| 34 | |
| 35 | /* Install a cleanup routine which closes the handle HANDLE. */ |
| 36 | |
| 37 | struct cleanup *make_cleanup_dlclose (void *handle); |
| 38 | |
| 39 | /* Cleanup the shared object pointed to by HANDLE. Return 0 on success |
| 40 | and nonzero on failure. */ |
| 41 | |
| 42 | int gdb_dlclose (void *handle); |
| 43 | |
| 44 | /* Return non-zero if the dynamic library functions are available on |
| 45 | this platform. */ |
| 46 | |
| 47 | int is_dl_available(void); |
| 48 | |
| 49 | #endif /* GDB_DLFCN_H */ |