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authorMarcus Comstedt2011-04-20 22:30:01 +0200
committerMarcus Comstedt2011-04-20 23:46:44 +0200
commit21421d2e86cf44a3236dd39da847ee15b366d95f (patch)
tree89b571d0c1afcd91245c0b5d6f1695b372a9af73 /backends/plugins/dc/dc-provider.cpp
parenteb8b1a962b26ffe9af003a2045aade36734240cb (diff)
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DC: Move dynamic plugin handling into the platform
Diffstat (limited to 'backends/plugins/dc/dc-provider.cpp')
-rw-r--r--backends/plugins/dc/dc-provider.cpp101
1 files changed, 0 insertions, 101 deletions
diff --git a/backends/plugins/dc/dc-provider.cpp b/backends/plugins/dc/dc-provider.cpp
deleted file mode 100644
index 86ef68828c..0000000000
--- a/backends/plugins/dc/dc-provider.cpp
+++ /dev/null
@@ -1,101 +0,0 @@
-/* ScummVM - Graphic Adventure Engine
- *
- * ScummVM is the legal property of its developers, whose names
- * are too numerous to list here. Please refer to the COPYRIGHT
- * file distributed with this source distribution.
- *
- * 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.
- *
- * $URL$
- * $Id$
- *
- */
-
-#include "common/scummsys.h"
-
-#if defined(DYNAMIC_MODULES) && defined(__DC__)
-
-#include "backends/plugins/dc/dc-provider.h"
-#include "backends/plugins/dynamic-plugin.h"
-#include "common/fs.h"
-
-#include "dcloader.h"
-
-
-class DCPlugin : public DynamicPlugin {
-protected:
- void *_dlHandle;
-
- virtual VoidFunc findSymbol(const char *symbol) {
- void *func = dlsym(_dlHandle, symbol);
- if (!func)
- warning("Failed loading symbol '%s' from plugin '%s' (%s)", symbol, _filename.c_str(), dlerror());
-
- // FIXME HACK: This is a HACK to circumvent a clash between the ISO C++
- // standard and POSIX: ISO C++ disallows casting between function pointers
- // and data pointers, but dlsym always returns a void pointer. For details,
- // see e.g. <http://www.trilithium.com/johan/2004/12/problem-with-dlsym/>.
- assert(sizeof(VoidFunc) == sizeof(func));
- VoidFunc tmp;
- memcpy(&tmp, &func, sizeof(VoidFunc));
- return tmp;
- }
-
-public:
- DCPlugin(const Common::String &filename)
- : DynamicPlugin(filename), _dlHandle(0) {}
-
- bool loadPlugin() {
- assert(!_dlHandle);
- _dlHandle = dlopen(_filename.c_str(), RTLD_LAZY);
-
- if (!_dlHandle) {
- warning("Failed loading plugin '%s' (%s)", _filename.c_str(), dlerror());
- return false;
- }
-
- bool ret = DynamicPlugin::loadPlugin();
-
- if (ret)
- dlforgetsyms(_dlHandle);
-
- return ret;
- }
-
- void unloadPlugin() {
- DynamicPlugin::unloadPlugin();
- if (_dlHandle) {
- if (dlclose(_dlHandle) != 0)
- warning("Failed unloading plugin '%s' (%s)", _filename.c_str(), dlerror());
- _dlHandle = 0;
- }
- }
-};
-
-
-Plugin* DCPluginProvider::createPlugin(const Common::FSNode &node) const {
- return new DCPlugin(node.getPath());
-}
-
-bool DCPluginProvider::isPluginFilename(const Common::FSNode &node) const {
- // Check the plugin suffix
- Common::String filename = node.getName();
- if (!filename.hasSuffix(".PLG"))
- return false;
-
- return true;
-}
-
-#endif // defined(DYNAMIC_MODULES) && defined(__DC__)