fix: 修正缺失构建平台的错误

CMakeLists.txt

@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.10)
-project(DataRouter C)
+project(DataRouter VERSION 1.1.0 LANGUAGES C)
 
 set(CMAKE_C_STANDARD 11)
 
@@ -56,7 +56,10 @@ endif()
 # ── 常规库构建 ────────────────────────────────────────────────
 
 add_library(DataRouter STATIC datarouter.c)
-target_include_directories(DataRouter PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
+target_include_directories(DataRouter PUBLIC
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>
+    $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
+)
 
 if(BUILD_EXAMPLES OR NOT DEFINED BUILD_EXAMPLES)
     add_executable(example example.c)
@@ -73,10 +76,47 @@ endif()
 # ── 安装规则（用于打包发布） ─────────────────────────────
 
 include(GNUInstallDirs)
-install(TARGETS DataRouter ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
+include(CMakePackageConfigHelpers)
+
+set(DataRouter_INSTALL_CMAKEDIR "${CMAKE_INSTALL_LIBDIR}/cmake/DataRouter")
+
+install(TARGETS DataRouter
+    EXPORT DataRouterTargets
+    ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+)
+
 install(FILES
     ${CMAKE_CURRENT_SOURCE_DIR}/datarouter.h
     ${CMAKE_CURRENT_SOURCE_DIR}/datarouter_config.h
     ${CMAKE_CURRENT_SOURCE_DIR}/datarouter_config_template.h
     DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
 )
+
+# ── CMake 包配置文件（find_package(DataRouter) 用） ────
+
+set(PACKAGE_INCLUDE_INSTALL_DIR ${CMAKE_INSTALL_INCLUDEDIR})
+set(PACKAGE_LIB_INSTALL_DIR     ${CMAKE_INSTALL_LIBDIR})
+
+configure_package_config_file(
+    ${CMAKE_CURRENT_SOURCE_DIR}/cmake/DataRouterConfig.cmake.in
+    ${CMAKE_CURRENT_BINARY_DIR}/DataRouterConfig.cmake
+    INSTALL_DESTINATION ${DataRouter_INSTALL_CMAKEDIR}
+    PATH_VARS PACKAGE_INCLUDE_INSTALL_DIR PACKAGE_LIB_INSTALL_DIR
+)
+
+write_basic_package_version_file(
+    ${CMAKE_CURRENT_BINARY_DIR}/DataRouterConfigVersion.cmake
+    VERSION ${PROJECT_VERSION}
+    COMPATIBILITY AnyNewerVersion
+)
+
+install(EXPORT DataRouterTargets
+    FILE DataRouterTargets.cmake
+    DESTINATION ${DataRouter_INSTALL_CMAKEDIR}
+)
+
+install(FILES
+    ${CMAKE_CURRENT_BINARY_DIR}/DataRouterConfig.cmake
+    ${CMAKE_CURRENT_BINARY_DIR}/DataRouterConfigVersion.cmake
+    DESTINATION ${DataRouter_INSTALL_CMAKEDIR}
+)