plugin-support: workaround multiple copies of modules

TrackHat dist contained two copies of every module by packaging error.
Workaround similar errors by not loading more than one copy of a module
at a time.

Sponsored-by: TrackHat

1 files changed, 8 insertions, 0 deletions

diff --git a/opentrack/plugin-support.hpp b/opentrack/plugin-support.hpp
index 8b9cf58a..8efda800 100644
--- a/opentrack/plugin-support.hpp
+++ b/opentrack/plugin-support.hpp
@@ -187,6 +187,14 @@ struct dylib {
                 std::cout.flush();
                 if (!get_metadata(lib, longName, icon))
                     continue;
+                using d = const mem<dylib>&;
+                if (std::any_of(ret.cbegin(),
+                                ret.cend(),
+                                [&](d a) {return a->type == lib->type && a->name == lib->name;}))
+                {
+                    qDebug() << "Duplicate lib" << lib->filename;
+                    continue;
+                }
                 ret.push_back(lib);
             }
         }