| /*! \file plugin.c |
| * Routines for loading and managing shared library plug-ins. */ |
| /* |
| * (C) 2010 by Harald Welte <laforge@gnumonks.org> |
| * |
| * All Rights Reserved |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| */ |
| |
| /*! \addtogroup utils |
| * @{ |
| * \file plugin.c */ |
| |
| #include "../config.h" |
| |
| #if HAVE_DLFCN_H |
| |
| #include <dirent.h> |
| #include <dlfcn.h> |
| #include <stdio.h> |
| #include <errno.h> |
| #include <limits.h> |
| |
| #include <osmocom/core/plugin.h> |
| |
| /*! Load all plugins available in given directory |
| * \param[in] directory full path name of directory containing plug-ins |
| * \returns number of plugins loaded in case of success, negative in case of error |
| */ |
| int osmo_plugin_load_all(const char *directory) |
| { |
| unsigned int num = 0; |
| char fname[PATH_MAX]; |
| DIR *dir; |
| struct dirent *entry; |
| |
| dir = opendir(directory); |
| if (!dir) |
| return -errno; |
| |
| while ((entry = readdir(dir))) { |
| snprintf(fname, sizeof(fname), "%s/%s", directory, |
| entry->d_name); |
| if (dlopen(fname, RTLD_NOW)) |
| num++; |
| } |
| |
| closedir(dir); |
| |
| return num; |
| } |
| #else |
| int osmo_plugin_load_all(const char *directory) |
| { |
| return 0; |
| } |
| #endif /* HAVE_DLFCN_H */ |
| |
| /*! @} */ |