Make memspace_hmat and memspace_numa examples standalone

examples/CMakeLists.txt

@@ -210,7 +210,7 @@ if(LINUX)
 
     add_umf_executable(
         NAME ${EXAMPLE_NAME}
-        SRCS memspace/memspace_numa.c
+        SRCS memspace_numa/memspace_numa.c
         LIBS umf ${LIBHWLOC_LIBRARIES} numa)
 
     target_include_directories(
@@ -233,7 +233,7 @@ if(LINUX)
 
     add_umf_executable(
         NAME ${EXAMPLE_NAME}
-        SRCS memspace/memspace_hmat.c
+        SRCS memspace_hmat/memspace_hmat.c
         LIBS umf ${LIBHWLOC_LIBRARIES} numa)
 
     target_include_directories(

examples/cmake/FindLIBNUMA.cmake

@@ -0,0 +1,20 @@
+# Copyright (C) 2024 Intel Corporation
+# Under the Apache License v2.0 with LLVM Exceptions. See LICENSE.TXT.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+
+message(STATUS "Checking for module 'libnuma' using find_library()")
+
+find_library(LIBNUMA_LIBRARY NAMES libnuma numa)
+set(LIBNUMA_LIBRARIES ${LIBNUMA_LIBRARY})
+
+if(LIBNUMA_LIBRARY)
+    message(STATUS "  Found libnuma using find_library()")
+else()
+    set(MSG_NOT_FOUND
+        "libnuma NOT found (set CMAKE_PREFIX_PATH to point the location)")
+    if(LIBNUMA_FIND_REQUIRED)
+        message(FATAL_ERROR ${MSG_NOT_FOUND})
+    else()
+        message(WARNING ${MSG_NOT_FOUND})
+    endif()
+endif()

examples/memspace_hmat/CMakeLists.txt

@@ -0,0 +1,58 @@
+# Copyright (C) 2024 Intel Corporation
+# Under the Apache License v2.0 with LLVM Exceptions. See LICENSE.TXT.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+
+cmake_minimum_required(VERSION 3.14.0 FATAL_ERROR)
+project(umf_example_memspace_hmat LANGUAGES C)
+enable_testing()
+
+set(UMF_EXAMPLE_DIR "${CMAKE_SOURCE_DIR}/..")
+list(APPEND CMAKE_MODULE_PATH "${UMF_EXAMPLE_DIR}/cmake")
+message(STATUS "CMAKE_MODULE_PATH=${CMAKE_MODULE_PATH}")
+
+find_package(PkgConfig)
+pkg_check_modules(LIBUMF libumf)
+if(NOT LIBUMF_FOUND)
+    find_package(LIBUMF REQUIRED libumf)
+endif()
+
+pkg_check_modules(LIBHWLOC hwloc>=2.3.0)
+if(NOT LIBHWLOC_FOUND)
+    find_package(LIBHWLOC 2.3.0 REQUIRED hwloc)
+endif()
+
+pkg_check_modules(LIBNUMA numa)
+if(NOT LIBNUMA_FOUND)
+    find_package(LIBNUMA REQUIRED numa)
+endif()
+
+# build the example
+set(EXAMPLE_NAME umf_example_memspace_hmat)
+add_executable(${EXAMPLE_NAME} memspace_hmat.c)
+target_include_directories(${EXAMPLE_NAME} PRIVATE ${LIBUMF_INCLUDE_DIRS}
+                                                   ../common)
+target_link_directories(${EXAMPLE_NAME} PRIVATE ${LIBHWLOC_LIBRARY_DIRS}
+                        ${LIBNUMA_LIBRARY_DIRS})
+target_link_libraries(
+    ${EXAMPLE_NAME} PRIVATE ${LIBUMF_LIBRARIES} ${LIBHWLOC_LIBRARIES}
+                            ${LIBNUMA_LIBRARIES})
+
+add_test(
+    NAME ${EXAMPLE_NAME}
+    COMMAND ${EXAMPLE_NAME}
+    WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
+
+set(UMF_TEST_SKIP_RETURN_CODE 125)
+set_tests_properties(${EXAMPLE_NAME} PROPERTIES LABELS "example-standalone")
+set_tests_properties(${EXAMPLE_NAME} PROPERTIES SKIP_RETURN_CODE
+                                                ${UMF_TEST_SKIP_RETURN_CODE})
+
+if(LINUX)
+    # set LD_LIBRARY_PATH
+    set_property(
+        TEST ${EXAMPLE_NAME}
+        PROPERTY
+            ENVIRONMENT_MODIFICATION
+            "LD_LIBRARY_PATH=path_list_append:${LIBUMF_LIBRARY_DIRS};LD_LIBRARY_PATH=path_list_append:${LIBHWLOC_LIBRARY_DIRS};LD_LIBRARY_PATH=path_list_append:${LIBNUMA_LIBRARY_DIRS}"
+    )
+endif()

examples/memspace_numa/CMakeLists.txt

@@ -0,0 +1,58 @@
+# Copyright (C) 2024 Intel Corporation
+# Under the Apache License v2.0 with LLVM Exceptions. See LICENSE.TXT.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+
+cmake_minimum_required(VERSION 3.14.0 FATAL_ERROR)
+project(umf_example_memspace_numa LANGUAGES C)
+enable_testing()
+
+set(UMF_EXAMPLE_DIR "${CMAKE_SOURCE_DIR}/..")
+list(APPEND CMAKE_MODULE_PATH "${UMF_EXAMPLE_DIR}/cmake")
+message(STATUS "CMAKE_MODULE_PATH=${CMAKE_MODULE_PATH}")
+
+find_package(PkgConfig)
+pkg_check_modules(LIBUMF libumf)
+if(NOT LIBUMF_FOUND)
+    find_package(LIBUMF REQUIRED libumf)
+endif()
+
+pkg_check_modules(LIBHWLOC hwloc>=2.3.0)
+if(NOT LIBHWLOC_FOUND)
+    find_package(LIBHWLOC 2.3.0 REQUIRED hwloc)
+endif()
+
+pkg_check_modules(LIBNUMA numa)
+if(NOT LIBNUMA_FOUND)
+    find_package(LIBNUMA REQUIRED numa)
+endif()
+
+# build the example
+set(EXAMPLE_NAME umf_example_memspace_numa)
+add_executable(${EXAMPLE_NAME} memspace_numa.c)
+target_include_directories(${EXAMPLE_NAME} PRIVATE ${LIBUMF_INCLUDE_DIRS}
+                                                   ../common)
+target_link_directories(${EXAMPLE_NAME} PRIVATE ${LIBHWLOC_LIBRARY_DIRS}
+                        ${LIBNUMA_LIBRARY_DIRS})
+target_link_libraries(
+    ${EXAMPLE_NAME} PRIVATE ${LIBUMF_LIBRARIES} ${LIBHWLOC_LIBRARIES}
+                            ${LIBNUMA_LIBRARIES})
+
+add_test(
+    NAME ${EXAMPLE_NAME}
+    COMMAND ${EXAMPLE_NAME}
+    WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
+
+set(UMF_TEST_SKIP_RETURN_CODE 125)
+set_tests_properties(${EXAMPLE_NAME} PROPERTIES LABELS "example-standalone")
+set_tests_properties(${EXAMPLE_NAME} PROPERTIES SKIP_RETURN_CODE
+                                                ${UMF_TEST_SKIP_RETURN_CODE})
+
+if(LINUX)
+    # set LD_LIBRARY_PATH
+    set_property(
+        TEST ${EXAMPLE_NAME}
+        PROPERTY
+            ENVIRONMENT_MODIFICATION
+            "LD_LIBRARY_PATH=path_list_append:${LIBUMF_LIBRARY_DIRS};LD_LIBRARY_PATH=path_list_append:${LIBHWLOC_LIBRARY_DIRS};LD_LIBRARY_PATH=path_list_append:${LIBNUMA_LIBRARY_DIRS}"
+    )
+endif()

test/CMakeLists.txt

@@ -504,6 +504,15 @@ if(LINUX
         )
     endif()
 
+    if(LIBNUMA_LIBRARIES)
+        set(EXAMPLES ${EXAMPLES} memspace_hmat memspace_numa)
+    else()
+        message(
+            STATUS
+                "The memspace_hmat and memspace_numa examples require libnuma to be installed and added to the default library search path - skipping"
+        )
+    endif()
+
     if(UMF_BUILD_GPU_EXAMPLES
        AND UMF_BUILD_LIBUMF_POOL_DISJOINT
        AND UMF_BUILD_LEVEL_ZERO_PROVIDER)