[FEA] Enforce tighter link restrictions on libcuvs_c (rapidsai#1614)

This makes sure we don't leak unneeded dependencies in our `PUBLIC` target_link_libraries for cuvs_c

Authors:
  - Robert Maynard (https://github.com/robertmaynard)

Approvers:
  - Divye Gala (https://github.com/divyegala)
  - Kyle Edwards (https://github.com/KyleFromNVIDIA)

URL: rapidsai#1614

Author: robertmaynard

c/CMakeLists.txt

@@ -155,8 +155,10 @@ target_include_directories(
 
 target_link_libraries(
   cuvs_c
-  PUBLIC $<IF:$<BOOL:${CUVSC_STATIC_CUVS_LIBRARY}>,cuvs::cuvs_static,cuvs::cuvs>
-  PRIVATE raft::raft $<TARGET_NAME_IF_EXISTS:hnswlib::hnswlib>
+  PRIVATE # we don't want any dependencies exported
+          $<IF:$<BOOL:${CUVSC_STATIC_CUVS_LIBRARY}>,cuvs::cuvs_static,cuvs::cuvs> #
+          $<COMPILE_ONLY:raft::raft> # enforce we shouldn't use raft symbols
+          $<TARGET_NAME_IF_EXISTS:hnswlib::hnswlib>
 )
 
 # ##################################################################################################

c/tests/CMakeLists.txt

@@ -43,8 +43,12 @@ function(ConfigureTest)
 
   add_executable(${TEST_NAME} ${_CUVS_TEST_PATH})
   target_link_libraries(
-    ${TEST_NAME} PRIVATE cuvs::c_api GTest::gtest GTest::gtest_main
-                         $<TARGET_NAME_IF_EXISTS:conda_env>
+    ${TEST_NAME}
+    PRIVATE cuvs::c_api
+            GTest::gtest
+            GTest::gtest_main
+            $<IF:$<BOOL:${CUVSC_STATIC_CUVS_LIBRARY}>,$<COMPILE_ONLY:cuvs::cuvs_static>,cuvs::cuvs>
+            $<TARGET_NAME_IF_EXISTS:conda_env>
   )
   set_target_properties(
     ${TEST_NAME}
@@ -90,6 +94,7 @@ endif()
 
 ConfigureTest(NAME cuvs_c_headers PATH core/headers.c)
 ConfigureTest(NAME cuvs_c_test PATH core/c_api.c)
+target_link_libraries(cuvs_c_test PRIVATE CUDA::cudart)
 ConfigureTest(NAME cuvs_c_neighbors_test PATH neighbors/c_api.c)
 
 # ##################################################################################################

ci/build_standalone_c.sh

@@ -40,7 +40,6 @@ scl enable gcc-toolset-${TOOLSET_VERSION} -- \
       cmake -S cpp -B cpp/build/ \
             -DCMAKE_CUDA_HOST_COMPILER=/opt/rh/gcc-toolset-${TOOLSET_VERSION}/root/usr/bin/gcc \
             -DCMAKE_CUDA_ARCHITECTURES=RAPIDS \
-            -DBUILD_SHARED_LIBS=OFF \
             -DCUTLASS_ENABLE_TESTS=OFF \
             -DDISABLE_OPENMP=OFF \
             -DBUILD_TESTS=OFF \

examples/c/CMakeLists.txt

@@ -32,20 +32,30 @@ set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Werror")
 
 add_executable(CAGRA_C_EXAMPLE src/cagra_c_example.c)
 target_include_directories(CAGRA_C_EXAMPLE PUBLIC "$<BUILD_INTERFACE:${DLPACK_INCLUDE_DIR}>")
-target_link_libraries(CAGRA_C_EXAMPLE PRIVATE cuvs::c_api $<TARGET_NAME_IF_EXISTS:conda_env>)
+target_link_libraries(
+  CAGRA_C_EXAMPLE PRIVATE cuvs::c_api CUDA::cudart $<TARGET_NAME_IF_EXISTS:conda_env>
+)
 
 add_executable(L2_C_EXAMPLE src/L2_c_example.c)
 target_include_directories(L2_C_EXAMPLE PUBLIC "$<BUILD_INTERFACE:${DLPACK_INCLUDE_DIR}>")
-target_link_libraries(L2_C_EXAMPLE PRIVATE cuvs::c_api $<TARGET_NAME_IF_EXISTS:conda_env>)
+target_link_libraries(
+  L2_C_EXAMPLE PRIVATE cuvs::c_api CUDA::cudart $<TARGET_NAME_IF_EXISTS:conda_env>
+)
 
 add_executable(IVF_FLAT_C_EXAMPLE src/ivf_flat_c_example.c)
 target_include_directories(IVF_FLAT_C_EXAMPLE PUBLIC "$<BUILD_INTERFACE:${DLPACK_INCLUDE_DIR}>")
-target_link_libraries(IVF_FLAT_C_EXAMPLE PRIVATE cuvs::c_api $<TARGET_NAME_IF_EXISTS:conda_env>)
+target_link_libraries(
+  IVF_FLAT_C_EXAMPLE PRIVATE cuvs::c_api CUDA::cudart $<TARGET_NAME_IF_EXISTS:conda_env>
+)
 
 add_executable(IVF_PQ_C_EXAMPLE src/ivf_pq_c_example.c)
 target_include_directories(IVF_PQ_C_EXAMPLE PUBLIC "$<BUILD_INTERFACE:${DLPACK_INCLUDE_DIR}>")
-target_link_libraries(IVF_PQ_C_EXAMPLE PRIVATE cuvs::c_api $<TARGET_NAME_IF_EXISTS:conda_env>)
+target_link_libraries(
+  IVF_PQ_C_EXAMPLE PRIVATE cuvs::c_api CUDA::cudart $<TARGET_NAME_IF_EXISTS:conda_env>
+)
 
 add_executable(BRUTEFORCE_C_EXAMPLE src/bruteforce_c_example.c)
 target_include_directories(BRUTEFORCE_C_EXAMPLE PUBLIC "$<BUILD_INTERFACE:${DLPACK_INCLUDE_DIR}>")
-target_link_libraries(BRUTEFORCE_C_EXAMPLE PRIVATE cuvs::c_api $<TARGET_NAME_IF_EXISTS:conda_env>)
+target_link_libraries(
+  BRUTEFORCE_C_EXAMPLE PRIVATE cuvs::c_api CUDA::cudart $<TARGET_NAME_IF_EXISTS:conda_env>
+)