synced with scummvm to 2011-Apr-13
This commit is contained in:
Pawel Kolodziejski
parent
f0a4299aef
commit
0640dcf2c7
347 changed files with 53648 additions and 8521 deletions
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/* Residual - A 3D game interpreter
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*
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* Residual is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the AUTHORS
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#if defined(DYNAMIC_MODULES) && defined(__DC__)
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#include "backends/plugins/dc/dc-provider.h"
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#include "backends/plugins/dynamic-plugin.h"
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#include "common/fs.h"
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#include "dcloader.h"
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class DCPlugin : public DynamicPlugin {
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protected:
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void *_dlHandle;
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Common::String _filename;
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virtual VoidFunc findSymbol(const char *symbol) {
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void *func = dlsym(_dlHandle, symbol);
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if (!func)
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warning("Failed loading symbol '%s' from plugin '%s' (%s)", symbol, _filename.c_str(), dlerror());
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// FIXME HACK: This is a HACK to circumvent a clash between the ISO C++
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// standard and POSIX: ISO C++ disallows casting between function pointers
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// and data pointers, but dlsym always returns a void pointer. For details,
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// see e.g. <http://www.trilithium.com/johan/2004/12/problem-with-dlsym/>.
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assert(sizeof(VoidFunc) == sizeof(func));
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VoidFunc tmp;
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memcpy(&tmp, &func, sizeof(VoidFunc));
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return tmp;
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}
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public:
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DCPlugin(const Common::String &filename)
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: _dlHandle(0), _filename(filename) {}
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bool loadPlugin() {
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assert(!_dlHandle);
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_dlHandle = dlopen(_filename.c_str(), RTLD_LAZY);
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if (!_dlHandle) {
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warning("Failed loading plugin '%s' (%s)", _filename.c_str(), dlerror());
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return false;
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}
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bool ret = DynamicPlugin::loadPlugin();
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if (ret)
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dlforgetsyms(_dlHandle);
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return ret;
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}
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void unloadPlugin() {
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DynamicPlugin::unloadPlugin();
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if (_dlHandle) {
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if (dlclose(_dlHandle) != 0)
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warning("Failed unloading plugin '%s' (%s)", _filename.c_str(), dlerror());
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_dlHandle = 0;
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}
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}
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};
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Plugin* DCPluginProvider::createPlugin(const Common::FSNode &node) const {
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return new DCPlugin(node.getPath());
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}
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bool DCPluginProvider::isPluginFilename(const Common::FSNode &node) const {
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// Check the plugin suffix
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Common::String filename = node.getName();
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if (!filename.hasSuffix(".PLG"))
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return false;
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return true;
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}
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#endif // defined(DYNAMIC_MODULES) && defined(__DC__)
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@ -1,42 +0,0 @@
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/* Residual - A 3D game interpreter
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*
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* Residual is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the AUTHORS
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#ifndef BACKENDS_PLUGINS_DC_H
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#define BACKENDS_PLUGINS_DC_H
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#include "base/plugins.h"
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#if defined(DYNAMIC_MODULES) && defined(__DC__)
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class DCPluginProvider : public FilePluginProvider {
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protected:
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Plugin* createPlugin(const Common::FSNode &node) const;
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bool isPluginFilename(const Common::FSNode &node) const;
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};
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#endif // defined(DYNAMIC_MODULES) && defined(__DC__)
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#endif
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@ -37,7 +37,12 @@ protected:
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virtual VoidFunc findSymbol(const char *symbol) = 0;
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const Common::String _filename;
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public:
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DynamicPlugin(const Common::String &filename) :
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_filename(filename) {}
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virtual bool loadPlugin() {
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// Validate the plugin API version
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IntFunc verFunc = (IntFunc)findSymbol("PLUGIN_getVersion");
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@ -97,6 +102,10 @@ public:
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virtual void unloadPlugin() {
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delete _pluginObject;
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}
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virtual const char *getFileName() const {
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return _filename.c_str();
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}
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};
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#endif
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@ -23,6 +23,8 @@
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*
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*/
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#include "common/sys.h"
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#if defined(DYNAMIC_MODULES) && defined(UNIX)
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#include "backends/plugins/posix/posix-provider.h"
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@ -35,7 +37,6 @@
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class POSIXPlugin : public DynamicPlugin {
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protected:
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void *_dlHandle;
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Common::String _filename;
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virtual VoidFunc findSymbol(const char *symbol) {
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void *func = dlsym(_dlHandle, symbol);
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@ -54,7 +55,7 @@ protected:
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public:
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POSIXPlugin(const Common::String &filename)
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: _dlHandle(0), _filename(filename) {}
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: DynamicPlugin(filename), _dlHandle(0) {}
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bool loadPlugin() {
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assert(!_dlHandle);
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@ -23,20 +23,19 @@
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*
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*/
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#include "common/sys.h"
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#if defined(DYNAMIC_MODULES) && defined(SDL_BACKEND)
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#include "backends/plugins/sdl/sdl-provider.h"
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#include "backends/plugins/dynamic-plugin.h"
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#include "common/fs.h"
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#include "SDL.h"
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#include "SDL_loadso.h"
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#include "backends/platform/sdl/sdl-sys.h"
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class SDLPlugin : public DynamicPlugin {
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protected:
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void *_dlHandle;
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Common::String _filename;
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virtual VoidFunc findSymbol(const char *symbol) {
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void *func = SDL_LoadFunction(_dlHandle, symbol);
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@ -55,7 +54,7 @@ protected:
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public:
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SDLPlugin(const Common::String &filename)
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: _dlHandle(0), _filename(filename) {}
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: DynamicPlugin(filename), _dlHandle(0) {}
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bool loadPlugin() {
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assert(!_dlHandle);
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@ -23,6 +23,8 @@
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*
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*/
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#include "common/sys.h"
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#if defined(DYNAMIC_MODULES) && defined(_WIN32)
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#include "backends/plugins/win32/win32-provider.h"
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@ -49,7 +51,6 @@ private:
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protected:
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void *_dlHandle;
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Common::String _filename;
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virtual VoidFunc findSymbol(const char *symbol) {
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#ifndef _WIN32_WCE
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@ -65,7 +66,7 @@ protected:
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public:
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Win32Plugin(const Common::String &filename)
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: _dlHandle(0), _filename(filename) {}
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: DynamicPlugin(filename), _dlHandle(0) {}
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bool loadPlugin() {
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assert(!_dlHandle);
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