SMP linux/gnu: add cmake for sample

This allows to build SMP variant of `linux/gnu` port, and optionally
with `sample_threadx`.

Signed-off-by: Yanfeng Liu <[email protected]>

ports_smp/linux/gnu/CMakeLists.txt

@@ -0,0 +1,35 @@
+
+target_sources(${PROJECT_NAME}
+    PRIVATE
+    # {{BEGIN_TARGET_SOURCES}}
+	${CMAKE_CURRENT_LIST_DIR}/src/tx_initialize_low_level.c
+	${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_context_restore.c
+	${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_context_save.c
+	${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_interrupt_control.c
+	${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_schedule.c
+	${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_stack_build.c
+	${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_system_return.c
+	${CMAKE_CURRENT_LIST_DIR}/src/tx_timer_interrupt.c
+    ${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_smp_core_get.c
+    ${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_smp_low_level_initialize.c
+    ${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_smp_core_preempt.c
+    ${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_smp_protect.c
+    ${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_smp_current_state_get.c
+    ${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_smp_time_get.c
+    ${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_smp_current_thread_get.c
+    ${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_smp_unprotect.c
+    ${CMAKE_CURRENT_LIST_DIR}/src/tx_thread_smp_initialize_wait.c
+
+    # {{END_TARGET_SOURCES}}
+)
+
+target_include_directories(${PROJECT_NAME}
+    PUBLIC
+    ${CMAKE_CURRENT_LIST_DIR}/inc
+)
+
+target_compile_definitions(${PROJECT_NAME} PUBLIC "-D_GNU_SOURCE -DTX_LINUX_DEBUG_ENABLE")
+
+if(DEFINED THREADX_SAMPLE)
+  add_subdirectory(example_build)
+endif()

ports_smp/linux/gnu/example_build/CMakeLists.txt

@@ -0,0 +1,15 @@
+# Build sample_threadx program
+
+project(sample_threadx)
+set(SRCS sample_threadx.c)
+
+add_executable(${PROJECT_NAME})
+target_sources(${PROJECT_NAME} PRIVATE ${SRCS})
+set_target_properties(
+  ${PROJECT_NAME} PROPERTIES RUNTIME_OUTPUT_DIRECTORY
+                             ${CMAKE_CURRENT_BINARY_DIR}/../../../../)
+target_include_directories(
+  ${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_LIST_DIR}/../inc
+                          ${CMAKE_CURRENT_LIST_DIR}/../../../../common_smp/inc)
+
+target_link_libraries(${PROJECT_NAME} PRIVATE threadx)