first init

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.10)
+
+project(has_project_host LANGUAGES C)
+
+# 当前宿主工程通过 add_subdirectory(has_platform) 的方式接入平台子仓库，
+# 以模拟真实项目拉取 has_platform 子仓库后的编译场景。
+
+set(CMAKE_C_STANDARD 11)
+set(CMAKE_C_STANDARD_REQUIRED ON)
+
+# 宿主工程选择如何集成 has_platform：
+# static: 链接静态库
+# shared: 链接动态库
+# embed : 直接把 has_platform 对象文件并入宿主目标
+set(HAS_PLATFORM_LINK_MODE "static" CACHE STRING
+    "How the host project integrates has_platform: static, shared or embed")
+set_property(CACHE HAS_PLATFORM_LINK_MODE PROPERTY STRINGS static shared embed)
+
+if(NOT EXISTS "${CMAKE_CURRENT_LIST_DIR}/has_project/has_platform_config.h")
+    message(FATAL_ERROR
+        "Missing has_project/has_platform_config.h. "
+        "The host project must provide has_platform_config.h.")
+endif()
+
+# 宿主工程显式告诉 has_platform 去 has_project/ 里查找配置头，
+# 这样可以模拟外部项目拉取子仓库后的真实接入方式。
+set(HAS_PLATFORM_CONFIG_DIR "${CMAKE_CURRENT_LIST_DIR}/has_project" CACHE PATH
+    "Directory that provides has_platform_config.h for has_platform" FORCE)
+
+# 根据宿主工程的接入方式控制 has_platform 子仓库输出何种目标。
+if(HAS_PLATFORM_LINK_MODE STREQUAL "static")
+    set(HAS_PLATFORM_BUILD_STATIC ON CACHE BOOL "" FORCE)
+    set(HAS_PLATFORM_BUILD_SHARED OFF CACHE BOOL "" FORCE)
+elseif(HAS_PLATFORM_LINK_MODE STREQUAL "shared")
+    set(HAS_PLATFORM_BUILD_STATIC OFF CACHE BOOL "" FORCE)
+    set(HAS_PLATFORM_BUILD_SHARED ON CACHE BOOL "" FORCE)
+elseif(HAS_PLATFORM_LINK_MODE STREQUAL "embed")
+    set(HAS_PLATFORM_BUILD_STATIC OFF CACHE BOOL "" FORCE)
+    set(HAS_PLATFORM_BUILD_SHARED OFF CACHE BOOL "" FORCE)
+else()
+    message(FATAL_ERROR
+        "Unsupported HAS_PLATFORM_LINK_MODE='${HAS_PLATFORM_LINK_MODE}'. "
+        "Expected one of: static, shared, embed")
+endif()
+
+add_subdirectory(has_platform)
+
+# 宿主工程业务源码。保持 has_project 现有目录结构不变。
+file(GLOB HOST_APP_SOURCES CONFIGURE_DEPENDS
+    "${CMAKE_CURRENT_LIST_DIR}/has_project/has_app/*.c"
+    "${CMAKE_CURRENT_LIST_DIR}/has_project/has_app/gui/*.c"
+    # "${CMAKE_CURRENT_LIST_DIR}/has_project/has_app/sensor/*.c"
+    "${CMAKE_CURRENT_LIST_DIR}/has_project/has_app/wifi/*.c"
+    "${CMAKE_CURRENT_LIST_DIR}/has_project/has_app/acm/*.c"
+)
+
+file(GLOB HOST_DRIVER_SOURCES CONFIGURE_DEPENDS
+    "${CMAKE_CURRENT_LIST_DIR}/has_project/has_driver/v851/*.c"
+)
+
+set(HOST_PROJECT_SOURCES
+    ${HOST_APP_SOURCES}
+    ${HOST_DRIVER_SOURCES}
+)
+
+if(HOST_PROJECT_SOURCES STREQUAL "")
+    message(FATAL_ERROR "No host project sources were found under has_project/")
+endif()
+
+add_executable(test ${HOST_PROJECT_SOURCES})
+
+target_compile_features(test PRIVATE c_std_11)
+
+# 宿主工程根据选择的模式链接或嵌入 has_platform。
+if(HAS_PLATFORM_LINK_MODE STREQUAL "static")
+    target_link_libraries(test PRIVATE has_platform::static)
+elseif(HAS_PLATFORM_LINK_MODE STREQUAL "shared")
+    target_link_libraries(test PRIVATE has_platform::shared)
+elseif(HAS_PLATFORM_LINK_MODE STREQUAL "embed")
+    has_platform_embed_in_target(test)
+endif()
+
+# 将可执行文件输出到 build/ 根目录，便于脚本统一运行。
+set_target_properties(test PROPERTIES
+    OUTPUT_NAME test
+    RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}"
+)
+
+message(STATUS "HAS_PLATFORM_LINK_MODE = ${HAS_PLATFORM_LINK_MODE}")
+