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/* plugin infrastructure */
/* (C) 2010 by Harald Welte <laforge@gnumonks.org>
*
* All Rights Reserved
*
* 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.
*
*/
/*! \file plugin.c
* \brief Routines for loading and managing shared library plug-ins.
*/
#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>
/*! \brief 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 */
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