00001 // Filename: load_dso.h 00002 // Created by: drose (12May00) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) Carnegie Mellon University. All rights reserved. 00008 // 00009 // All use of this software is subject to the terms of the revised BSD 00010 // license. You should have received a copy of this license along 00011 // with this source code in a file named "LICENSE." 00012 // 00013 //////////////////////////////////////////////////////////////////// 00014 00015 #ifndef LOAD_DSO_H 00016 #define LOAD_DSO_H 00017 00018 #include "dtoolbase.h" 00019 #include "dSearchPath.h" 00020 #include "filename.h" 00021 00022 // Loads in a dynamic library like an .so or .dll. Returns NULL if 00023 // failure, otherwise on success. If the filename is not absolute, 00024 // searches the path. If the path is empty, searches the dtool 00025 // directory. 00026 00027 EXPCL_DTOOL void * 00028 load_dso(const DSearchPath &path, const Filename &filename); 00029 00030 // true indicates success 00031 EXPCL_DTOOL bool 00032 unload_dso(void *dso_handle); 00033 00034 // Returns the error message from the last failed load_dso() call. 00035 00036 EXPCL_DTOOL string 00037 load_dso_error(); 00038 00039 // Returns a function pointer or other symbol from a loaded library. 00040 EXPCL_DTOOL void * 00041 get_dso_symbol(void *handle, const string &name); 00042 00043 #endif 00044