fix for issue #9

justfile

@@ -30,17 +30,8 @@ dev:
 # Full build from scratch: deps → wheel
 build: wheel
 
-# Test the built wheel in an isolated venv
-test:
-    rm -rf .test-venv
-    uv venv .test-venv
-    source .test-venv/bin/activate.fish
-    uv pip install dist/arraymorph-0.2.0-*.whl
-    python3 -c "import arraymorph; print('Plugin:', arraymorph.get_plugin_path()); arraymorph.enable(); print('VOL enabled')"
-    rm -rf .test-venv
-
 # Full build + test
-all: build test
+all: build
 
 # Clean build artifacts
 clean:

lib/include/arraymorph/s3vl/initialize.h

@@ -28,13 +28,16 @@ inline herr_t S3VLINITIALIZE::s3VL_initialize_init(hid_t vipl_id) {
   // Aws::SDKOptions options; // Changed to use global sdk options for proper
   // shutdown
   g_sdk_options.loggingOptions.logLevel = Aws::Utils::Logging::LogLevel::Off;
-  // curl_global_init/cleanup is not re-entrant and must be called exactly once
-  // per process. Python (or another loaded library) may already own that
-  // lifecycle. Delegating HTTP init/cleanup to the SDK causes a double-free /
-  // use-after-free inside Aws::Http::CleanupHttp() at process exit, resulting
-  // in a SIGSEGV from the HDF5 VOL terminate callback. Disabling SDK-managed
-  // HTTP init/cleanup avoids the crash while leaving curl usable for the SDK.
+  // curl and OpenSSL global init/cleanup must be called exactly once per
+  // process and are not re-entrant. Python (or another loaded library such as
+  // h5py) may already own those lifecycles. Delegating init/cleanup to the SDK
+  // causes double-free / use-after-free crashes inside CleanupHttp() and
+  // CleanupCrypto() when the HDF5 VOL terminate callback fires at process exit,
+  // after the host process has already torn down those subsystems. Disabling
+  // SDK-managed init/cleanup for both avoids the crashes while leaving curl and
+  // OpenSSL usable for the SDK.
   g_sdk_options.httpOptions.initAndCleanupCurl = false;
+  g_sdk_options.cryptoOptions.initAndCleanupOpenSSL = false;
   std::set_terminate([]() {
     _exit(0);
   }); // Shutdown conflicts with Python's interpreter shutdown on macOS.