Fix symbol export

cpp/CMakeLists.txt

@@ -291,6 +291,12 @@ if(RAFT_COMPILE_LIBRARY)
                CUDA_STANDARD_REQUIRED ON
                POSITION_INDEPENDENT_CODE ON
   )
+  set_target_properties(
+    raft_objs
+    PROPERTIES CXX_VISIBILITY_PRESET hidden
+               CUDA_VISIBILITY_PRESET hidden
+               VISIBILITY_INLINES_HIDDEN ON
+  )
 
   target_compile_definitions(raft_objs PRIVATE "RAFT_EXPLICIT_INSTANTIATE_ONLY")
   target_compile_options(

cpp/include/raft/common/detail/scatter.cuh

@@ -1,14 +1,16 @@
 /*
- * SPDX-FileCopyrightText: Copyright (c) 2019-2023, NVIDIA CORPORATION.
+ * SPDX-FileCopyrightText: Copyright (c) 2019-2026, NVIDIA CORPORATION.
  * SPDX-License-Identifier: Apache-2.0
  */
 
 #pragma once
 
+#include <raft/core/detail/macros.hpp>
 #include <raft/util/cuda_utils.cuh>
 #include <raft/util/vectorized.cuh>
 
-namespace raft::detail {
+namespace RAFT_EXPORT raft {
+namespace detail {
 
 template <typename DataT, int VecLen, typename Lambda, typename IdxT>
 RAFT_KERNEL scatterKernel(DataT* out, const DataT* in, const IdxT* idx, IdxT len, Lambda op)
@@ -38,4 +40,5 @@ void scatterImpl(
   RAFT_CUDA_TRY(cudaGetLastError());
 }
 
-}  // namespace raft::detail
+}  // namespace detail
+}  // namespace RAFT_EXPORT raft

cpp/include/raft/comms/comms_test.hpp

@@ -7,9 +7,10 @@
 
 #include <raft/comms/detail/test.hpp>
 #include <raft/core/comms.hpp>
+#include <raft/core/detail/macros.hpp>
 #include <raft/core/resources.hpp>
 
-namespace raft {
+namespace RAFT_EXPORT raft {
 namespace comms {
 
 /**
@@ -156,4 +157,4 @@ bool test_commsplit(raft::resources const& h, int n_colors)
   return detail::test_commsplit(h, n_colors);
 }
 }  // namespace comms
-};  // namespace raft
+};  // namespace RAFT_EXPORT raft

cpp/include/raft/comms/detail/mpi_comms.hpp

@@ -7,6 +7,7 @@
 
 #include <raft/comms/detail/util.hpp>
 #include <raft/core/comms.hpp>
+#include <raft/core/detail/macros.hpp>
 #include <raft/core/error.hpp>
 #include <raft/core/resources.hpp>
 #include <raft/util/cudart_utils.hpp>
@@ -59,7 +60,7 @@
 #ifndef MPI_TRY_NO_THROW
 #define MPI_TRY_NO_THROW(call) RAFT_MPI_TRY_NO_THROW(call)
 #endif
-namespace raft {
+namespace RAFT_EXPORT raft {
 namespace comms {
 namespace detail {
 
@@ -456,4 +457,4 @@ class mpi_comms : public comms_iface {
 
 }  // end namespace detail
 };  // end namespace comms
-};  // end namespace raft
+};  // namespace RAFT_EXPORT raft

cpp/include/raft/comms/detail/std_comms.hpp

@@ -8,6 +8,7 @@
 #include <raft/comms/detail/ucp_helper.hpp>
 #include <raft/comms/detail/util.hpp>
 #include <raft/core/comms.hpp>
+#include <raft/core/detail/macros.hpp>
 #include <raft/core/error.hpp>
 #include <raft/core/resources.hpp>
 #include <raft/util/cudart_utils.hpp>
@@ -35,7 +36,7 @@
 #include <unordered_set>
 #include <utility>
 
-namespace raft {
+namespace RAFT_EXPORT raft {
 namespace comms {
 namespace detail {
 
@@ -596,4 +597,4 @@ class std_comms : public comms_iface {
 };
 }  // namespace detail
 }  // end namespace comms
-}  // end namespace raft
+}  // namespace RAFT_EXPORT raft

cpp/include/raft/comms/detail/test.hpp

@@ -6,6 +6,7 @@
 #pragma once
 
 #include <raft/core/comms.hpp>
+#include <raft/core/detail/macros.hpp>
 #include <raft/core/resource/comms.hpp>
 #include <raft/core/resource/cuda_stream.hpp>
 #include <raft/core/resources.hpp>
@@ -16,7 +17,7 @@
 #include <iostream>
 #include <numeric>
 
-namespace raft {
+namespace RAFT_EXPORT raft {
 namespace comms {
 namespace detail {
 
@@ -530,4 +531,4 @@ bool test_commsplit(raft::resources const& h, int n_colors)
 
 }  // namespace detail
 }  // namespace comms
-};  // namespace raft
+};  // namespace RAFT_EXPORT raft

cpp/include/raft/comms/detail/ucp_helper.hpp

@@ -1,17 +1,18 @@
 /*
- * SPDX-FileCopyrightText: Copyright (c) 2021-2024, NVIDIA CORPORATION.
+ * SPDX-FileCopyrightText: Copyright (c) 2021-2026, NVIDIA CORPORATION.
  * SPDX-License-Identifier: Apache-2.0
  */
 
 #pragma once
 
+#include <raft/core/detail/macros.hpp>
 #include <raft/util/cudart_utils.hpp>
 
 #include <stdio.h>
 #include <ucp/api/ucp.h>
 #include <ucp/api/ucp_def.h>
 
-namespace raft {
+namespace RAFT_EXPORT raft {
 namespace comms {
 namespace detail {
 
@@ -150,4 +151,4 @@ class comms_ucp_handler {
 };
 }  // end namespace detail
 }  // end namespace comms
-}  // end namespace raft
+}  // namespace RAFT_EXPORT raft

cpp/include/raft/comms/detail/util.hpp

@@ -7,14 +7,15 @@
 
 #include <raft/common/nccl_macros.hpp>
 #include <raft/core/comms.hpp>
+#include <raft/core/detail/macros.hpp>
 #include <raft/core/error.hpp>
 #include <raft/core/interruptible.hpp>
 
 #include <nccl.h>
 
 #include <string>
 
-namespace raft {
+namespace RAFT_EXPORT raft {
 namespace comms {
 namespace detail {
 
@@ -96,4 +97,4 @@ inline status_t nccl_sync_stream(ncclComm_t comm, cudaStream_t stream)
 
 };  // namespace detail
 };  // namespace comms
-};  // namespace raft
+};  // namespace RAFT_EXPORT raft

cpp/include/raft/comms/mpi_comms.hpp

@@ -7,10 +7,11 @@
 
 #include <raft/comms/detail/mpi_comms.hpp>
 #include <raft/core/comms.hpp>
+#include <raft/core/detail/macros.hpp>
 #include <raft/core/resource/comms.hpp>
 #include <raft/core/resource/cuda_stream.hpp>
 
-namespace raft {
+namespace RAFT_EXPORT raft {
 namespace comms {
 
 using mpi_comms = detail::mpi_comms;
@@ -58,4 +59,4 @@ inline void initialize_mpi_comms(resources* handle, MPI_Comm comm)
  */
 
 };  // namespace comms
-};  // end namespace raft
+};  // namespace RAFT_EXPORT raft

cpp/include/raft/comms/std_comms.hpp

@@ -7,6 +7,7 @@
 
 #include <raft/comms/detail/std_comms.hpp>
 #include <raft/core/comms.hpp>
+#include <raft/core/detail/macros.hpp>
 #include <raft/core/resource/comms.hpp>
 #include <raft/core/resource/cuda_stream.hpp>
 #include <raft/core/resources.hpp>
@@ -17,7 +18,7 @@
 
 #include <iostream>
 
-namespace raft {
+namespace RAFT_EXPORT raft {
 namespace comms {
 
 using std_comms = detail::std_comms;
@@ -173,4 +174,4 @@ inline void get_nccl_unique_id(char* uid)
   memcpy(uid, id.internal, NCCL_UNIQUE_ID_BYTES);
 }
 };  // namespace comms
-};  // end namespace raft
+};  // namespace RAFT_EXPORT raft

cpp/include/raft/core/bitmap.cuh

@@ -1,12 +1,13 @@
 /*
- * SPDX-FileCopyrightText: Copyright (c) 2024, NVIDIA CORPORATION.
+ * SPDX-FileCopyrightText: Copyright (c) 2024-2026, NVIDIA CORPORATION.
  * SPDX-License-Identifier: Apache-2.0
  */
 
 #pragma once
 
 #include <raft/core/bitmap.hpp>
 #include <raft/core/bitset.cuh>
+#include <raft/core/detail/macros.hpp>
 #include <raft/core/detail/mdspan_util.cuh>
 #include <raft/core/device_container_policy.hpp>
 #include <raft/core/device_mdarray.hpp>
@@ -15,7 +16,8 @@
 
 #include <type_traits>
 
-namespace raft::core {
+namespace RAFT_EXPORT raft {
+namespace core {
 
 template <typename bitmap_t, typename index_t>
 _RAFT_HOST_DEVICE inline bool bitmap_view<bitmap_t, index_t>::test(const index_t row,
@@ -39,4 +41,5 @@ void bitmap_view<bitmap_t, index_t>::to_csr(const raft::resources& res, csr_matr
   raft::sparse::convert::bitmap_to_csr(res, *this, csr);
 }
 
-}  // end namespace raft::core
+}  // namespace core
+}  // namespace RAFT_EXPORT raft

cpp/include/raft/core/bitmap.hpp

@@ -1,19 +1,21 @@
 /*
- * SPDX-FileCopyrightText: Copyright (c) 2024, NVIDIA CORPORATION.
+ * SPDX-FileCopyrightText: Copyright (c) 2024-2026, NVIDIA CORPORATION.
  * SPDX-License-Identifier: Apache-2.0
  */
 
 #pragma once
 
 #include <raft/core/bitset.hpp>
+#include <raft/core/detail/macros.hpp>
 #include <raft/core/detail/mdspan_util.cuh>
 #include <raft/core/device_container_policy.hpp>
 #include <raft/core/device_mdarray.hpp>
 #include <raft/core/resources.hpp>
 
 #include <type_traits>
 
-namespace raft::core {
+namespace RAFT_EXPORT raft {
+namespace core {
 /**
  * @defgroup bitmap Bitmap
  * @{
@@ -148,4 +150,5 @@ struct bitmap_view : public bitset_view<bitmap_t, index_t> {
 };
 
 /** @} */
-}  // end namespace raft::core
+}  // namespace core
+}  // namespace RAFT_EXPORT raft

cpp/include/raft/core/bitset.cuh

@@ -6,6 +6,7 @@
 #pragma once
 
 #include <raft/core/bitset.hpp>
+#include <raft/core/detail/macros.hpp>
 #include <raft/core/device_container_policy.hpp>
 #include <raft/core/device_mdarray.hpp>
 #include <raft/core/operators.hpp>
@@ -19,7 +20,8 @@
 #include <rmm/device_scalar.hpp>
 #include <rmm/device_uvector.hpp>
 
-namespace raft::core {
+namespace RAFT_EXPORT raft {
+namespace core {
 
 template <typename index_t>
 _RAFT_HOST_DEVICE void inline compute_original_nbits_position(const index_t original_nbits,
@@ -306,4 +308,5 @@ void bitset<bitset_t, index_t>::count(const raft::resources& res,
   raft::popc(res, values, max_len, count_gpu_scalar);
 }
 
-}  // end namespace raft::core
+}  // namespace core
+}  // namespace RAFT_EXPORT raft

cpp/include/raft/core/bitset.hpp

@@ -1,10 +1,11 @@
 /*
- * SPDX-FileCopyrightText: Copyright (c) 2024, NVIDIA CORPORATION.
+ * SPDX-FileCopyrightText: Copyright (c) 2024-2026, NVIDIA CORPORATION.
  * SPDX-License-Identifier: Apache-2.0
  */
 
 #pragma once
 
+#include <raft/core/detail/macros.hpp>
 #include <raft/core/device_container_policy.hpp>
 #include <raft/core/device_mdarray.hpp>
 #include <raft/core/resource/thrust_policy.hpp>
@@ -13,7 +14,8 @@
 
 #include <cmath>
 
-namespace raft::core {
+namespace RAFT_EXPORT raft {
+namespace core {
 /**
  * @defgroup bitset Bitset
  * @{
@@ -433,4 +435,5 @@ struct bitset {
 };
 
 /** @} */
-}  // end namespace raft::core
+}  // namespace core
+}  // namespace RAFT_EXPORT raft

cpp/include/raft/core/comms.hpp

@@ -1,18 +1,19 @@
 /*
- * SPDX-FileCopyrightText: Copyright (c) 2021-2024, NVIDIA CORPORATION.
+ * SPDX-FileCopyrightText: Copyright (c) 2021-2026, NVIDIA CORPORATION.
  * SPDX-License-Identifier: Apache-2.0
  */
 
 #pragma once
 
+#include <raft/core/detail/macros.hpp>
 #include <raft/core/error.hpp>
 
 #include <cuda_runtime.h>
 
 #include <memory>
 #include <vector>
 
-namespace raft {
+namespace RAFT_EXPORT raft {
 namespace comms {
 
 /**
@@ -667,4 +668,4 @@ class comms_t {
  */
 
 }  // namespace comms
-}  // namespace raft
+}  // namespace RAFT_EXPORT raft

cpp/include/raft/core/coo_matrix.hpp

@@ -1,16 +1,17 @@
 
 /*
- * SPDX-FileCopyrightText: Copyright (c) 2023, NVIDIA CORPORATION.
+ * SPDX-FileCopyrightText: Copyright (c) 2023-2026, NVIDIA CORPORATION.
  * SPDX-License-Identifier: Apache-2.0
  */
 #pragma once
 
+#include <raft/core/detail/macros.hpp>
 #include <raft/core/logger.hpp>
 #include <raft/core/resources.hpp>
 #include <raft/core/span.hpp>
 #include <raft/core/sparse_types.hpp>
 
-namespace raft {
+namespace RAFT_EXPORT raft {
 
 /**
  * \defgroup coo_matrix COO Matrix
@@ -284,4 +285,4 @@ class coo_matrix
 
 /** @} */
 
-}  // namespace raft
+}  // namespace RAFT_EXPORT raft