fixup! Do not override symbols in the muslc linker

src/memray/_memray/hooks.cpp

@@ -344,15 +344,15 @@ class DlsymCache
         return d_handles.insert(handle);
     }
 
-    void deleteEntry(const void* handle)
+    void erase(const void* handle)
     {
         std::unique_lock lock(mutex_);
         d_handles.erase(handle);
     }
 
   private:
     mutable std::mutex mutex_;
-    std::set<const void*> d_handles;
+    std::unordered_set<const void*> d_handles;
 };
 
 static DlsymCache dlsym_cache;
@@ -390,7 +390,7 @@ dlclose(void* handle) noexcept
         tracking_api::RecursionGuard guard;
         ret = MEMRAY_ORIG(dlclose)(handle);
     }
-    dlsym_cache.deleteEntry(handle);
+    dlsym_cache.erase(handle);
     tracking_api::NativeTrace::flushCache();
     if (!ret) tracking_api::Tracker::invalidate_module_cache();
     return ret;

tests/integration/rpath_extension/setup.py

@@ -2,22 +2,13 @@
 
 from setuptools import Extension
 from setuptools import setup
-from setuptools.command.build_ext import build_ext
 
 # Compile the shared library before building the extension
 subprocess.run(
     ["gcc", "-shared", "-o", "sharedlibs/sharedlib.so", "sharedlibs/sharedlib.c"]
 )
 
 
-class CustomBuildExt(build_ext):
-    def run(self):
-        # Run the original build_ext command
-        build_ext.run(self)
-
-        # Add code to compile the shared library
-
-
 setup(
     name="ext",
     version="1.0",
@@ -28,5 +19,4 @@ def run(self):
             extra_link_args=["-Wl,-rpath,$ORIGIN/sharedlibs"],
         )
     ],
-    cmdclass={"build_ext": CustomBuildExt},
 )

tests/integration/test_extensions.py

@@ -358,7 +358,7 @@ def test_hard_exit(tmpdir, py_finalize):
 
 
 @pytest.mark.skipif(
-    sys.platform == "darwin", reason="Test requires a linker that supports -rpath"
+    sys.platform == "darwin", reason="Test requires a linker that supports $ORIGIN"
 )
 def test_dlopen_with_rpath(tmpdir, monkeypatch):
     # GIVEN