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Merge branch 'check-osg-plugins-but-better' into 'master'

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Get OSG to tell us the plugin filenames it's going to use

See merge request OpenMW/openmw!3942
This commit is contained in:
Alexei Kotov 2024-03-15 08:36:02 +00:00
commit 6e2dbfbd74
2 changed files with 10 additions and 50 deletions
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15
components/CMakeLists.txt
View file

@ -46,17 +46,10 @@ list (APPEND COMPONENT_FILES "${OpenMW_BINARY_DIR}/${VERSION_CPP_FILE}")
# OSG plugin checker
# Helpfully, OSG doesn't export this to its CMake config as it doesn't have one
set(OSG_PLUGIN_PREFIX "")
if (CYGWIN)
SET(OSG_PLUGIN_PREFIX "cygwin_")
elseif(MINGW)
SET(OSG_PLUGIN_PREFIX "mingw_")
endif()
list(TRANSFORM USED_OSG_PLUGINS PREPEND "${OSG_PLUGIN_PREFIX}" OUTPUT_VARIABLE USED_OSG_PLUGIN_FILENAMES)
list(TRANSFORM USED_OSG_PLUGIN_FILENAMES APPEND "${CMAKE_SHARED_MODULE_SUFFIX}")
list(TRANSFORM USED_OSG_PLUGIN_FILENAMES PREPEND "\"" OUTPUT_VARIABLE USED_OSG_PLUGIN_FILENAMES_FORMATTED)
list(TRANSFORM USED_OSG_PLUGIN_FILENAMES_FORMATTED APPEND "\"")
list(JOIN USED_OSG_PLUGIN_FILENAMES_FORMATTED ", " USED_OSG_PLUGIN_FILENAMES_FORMATTED)
list(TRANSFORM USED_OSG_PLUGINS REPLACE "^osgdb_" "" OUTPUT_VARIABLE USED_OSG_PLUGIN_NAMES)
list(TRANSFORM USED_OSG_PLUGIN_NAMES PREPEND "\"" OUTPUT_VARIABLE USED_OSG_PLUGIN_NAMES_FORMATTED)
list(TRANSFORM USED_OSG_PLUGIN_NAMES_FORMATTED APPEND "\"")
list(JOIN USED_OSG_PLUGIN_NAMES_FORMATTED ", " USED_OSG_PLUGIN_NAMES_FORMATTED)
set(OSG_PLUGIN_CHECKER_CPP_FILE "components/misc/osgpluginchecker.cpp")
configure_file("${OpenMW_SOURCE_DIR}/${OSG_PLUGIN_CHECKER_CPP_FILE}.in" "${OpenMW_BINARY_DIR}/${OSG_PLUGIN_CHECKER_CPP_FILE}")

45
components/misc/osgpluginchecker.cpp.in
View file

@ -30,52 +30,19 @@ namespace Misc
namespace
{
constexpr auto USED_OSG_PLUGIN_FILENAMES = std::to_array<std::string_view>({${USED_OSG_PLUGIN_FILENAMES_FORMATTED}});
constexpr auto USED_OSG_PLUGIN_NAMES = std::to_array<std::string_view>({${USED_OSG_PLUGIN_NAMES_FORMATTED}});
}
bool checkRequiredOSGPluginsArePresent()
{
// work around osgDB::listAllAvailablePlugins() not working on some platforms due to a suspected OSG bug
std::filesystem::path pluginDirectoryName = std::string("osgPlugins-") + std::string(osgGetVersion());
osgDB::FilePathList& filepath = osgDB::getLibraryFilePathList();
for (const auto& path : filepath)
{
#ifdef OSG_USE_UTF8_FILENAME
std::filesystem::path osgPath{ StringUtils::stringToU8String(path) };
#else
std::filesystem::path osgPath{ path };
#endif
if (!osgPath.has_filename())
osgPath = osgPath.parent_path();
if (osgPath.filename() == pluginDirectoryName)
{
osgPath = osgPath.parent_path();
#ifdef OSG_USE_UTF8_FILENAME
std::string extraPath = StringUtils::u8StringToString(osgPath.u8string());
#else
std::string extraPath = osgPath.string();
#endif
filepath.emplace_back(std::move(extraPath));
}
}
auto availableOSGPlugins = osgDB::listAllAvailablePlugins();
// osgDB::listAllAvailablePlugins() lies, so don't use it
bool haveAllPlugins = true;
for (std::string_view plugin : USED_OSG_PLUGIN_FILENAMES)
for (std::string_view plugin : USED_OSG_PLUGIN_NAMES)
{
if (std::find_if(availableOSGPlugins.begin(), availableOSGPlugins.end(),
[&](std::string_view availablePlugin) {
#ifdef OSG_USE_UTF8_FILENAME
std::filesystem::path pluginPath{ StringUtils::stringToU8String(availablePlugin) };
#else
std::filesystem::path pluginPath {availablePlugin};
#endif
return pluginPath.filename() == plugin;
})
== availableOSGPlugins.end())
std::string libraryName = osgDB::Registry::instance()->createLibraryNameForExtension(std::string{ plugin });
if (osgDB::findLibraryFile(libraryName).empty())
{
Log(Debug::Error) << "Missing OSG plugin: " << plugin;
Log(Debug::Error) << "Missing OSG plugin: " << libraryName;
haveAllPlugins = false;
}
}