LUMIERA.clone/src/common/plugin-dynlib.c

67 lines
2.1 KiB
C

/*
PluginDynlib - Lumiera Plugin loader for dynamic libraries
Copyright (C) Lumiera.org
2008, Christian Thaeter <ct@pipapo.org>
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., 675 Mass Ave, Cambridge, MA 02139, USA.
* *****************************************************/
/** @file plugin-dynlib.c
** Implementation of plugin loader for dynamic libraries.
*/
#include "include/logging.h"
#include "lib/tmpbuf.h"
#include "common/plugin.h"
#include <dlfcn.h>
#include <nobug.h>
LumieraPlugin
lumiera_plugin_load_DYNLIB (const char* name)
{
TRACE (pluginloader_dbg, "load DYNLIB: %s", name);
REQUIRE (name);
LumieraPlugin self = lumiera_plugin_new (name);
LumieraInterface plugin = NULL;
void* handle = dlopen (name, RTLD_LAZY|RTLD_LOCAL);
if (handle)
{
plugin = (LumieraInterface) dlsym (handle, LUMIERA_INTERFACE_DSTRING (lumieraorg__plugin, 0, lumieraorg_plugin));
if (!plugin)
LUMIERA_ERROR_SET (pluginloader, PLUGIN_WTF, name);
}
else
LUMIERA_ERROR_SET (pluginloader_dbg, PLUGIN_OPEN, lumiera_tmpbuf_snprintf (4096, "%s: %s", name, dlerror()));
return lumiera_plugin_init (self, handle, plugin);
}
void
lumiera_plugin_unload_DYNLIB (LumieraPlugin self)
{
TRACE (pluginloader_dbg);
void* handle = lumiera_plugin_handle (self);
if (handle)
dlclose (handle);
///////////////////////////////////////////////////////////////////TICKET #1034 : on Debian the process dies when unloading gtk_gui.lum (_dl_close: Assertion `map->l_init_called' failed!)
}