aFunlang/cmake/aFunlangConfig.cmake.in

@PACKAGE_INIT@

# 以上为configure_package_config_file自动生成的初始化程序

set_and_check(target ${CMAKE_CURRENT_LIST_DIR}/aFunlang.cmake)
include(${target})  # 调用msgTargets.cmake导入模块

set(components_list)  # 记录组件的list

# 检查是否存在对应 target
if (TARGET aFunlang::tool-shared)
    list(APPEND components_list tool-shared)
endif()

if (TARGET aFunlang::tool-static)
    list(APPEND components_list tool-shared)
endif()

if (TARGET aFunlang::core-shared)
    list(APPEND components_list core-shared)
endif()

if (TARGET aFunlang::core-static)
    list(APPEND components_list core-static)
endif()

# 查找可执行程序
set_and_check(aFunlang_ROOT @PACKAGE_INSTALL_DIR@)
set_and_check(aFunlang_INCLUDE_DIRS @PACKAGE_INCLUDEDIR@)
set_and_check(aFunlang_RUNTIME_DIRS @PACKAGE_BINDIR@)

if(WIN32 OR CYGWIN)  # cygwin 和 win32 一样使用.dll
    set_and_check(aFunlang_RUNTIME_LIBRARIES_DIRS @PACKAGE_BINDIR@)
else()
    set_and_check(aFunlang_RUNTIME_LIBRARIES_DIRS @PACKAGE_LIBDIR@)
endif()

find_program(aFunlang_EXECUTABLE NAMES aFun aFun-ct aFun-ct aFun-xx HINTS ${aFunlang_RUNTIME_DIRS} DOC "aFun executable" NO_DEFAULT_PATH)
find_program(aFunlang_ct_EXECUTABLE NAMES aFun-ct HINTS ${aFunlang_RUNTIME_DIRS} DOC "aFun-ct executable" NO_DEFAULT_PATH)
find_program(aFunlang_cx_EXECUTABLE NAMES aFun-ct HINTS ${aFunlang_RUNTIME_DIRS} DOC "aFun-ct executable" NO_DEFAULT_PATH)
find_program(aFunlang_xx_EXECUTABLE NAMES aFun-xx HINTS ${aFunlang_RUNTIME_DIRS} DOC "aFun-xx executable" NO_DEFAULT_PATH)

if (aFunlang_EXECUTABLE)
    list(APPEND components_list aFun)
endif()

if (aFunlang_ct_EXECUTABLE)
    list(APPEND components_list aFun-ct)
endif()

if (aFunlang_cx_EXECUTABLE)
    list(APPEND components_list aFun-ct)
endif()

if (aFunlang_xx_EXECUTABLE)
    list(APPEND components_list aFun-xx)
endif()

# 用该函数取代find_package 避免变量污染
function(find_package_safe)
    set(multiValueArgs PACKAGE VARS)
    cmake_parse_arguments(fp "" "" "${multiValueArgs}" ${ARGN})

    set(_find_package_arg ${fp_PACKAGE})
    set(_vars ${fp_VARS})
    find_package(${_find_package_arg})

    foreach(_var IN LISTS _vars)
        set(${_var} ${${_var}} PARENT_SCOPE)
    endforeach()
endfunction()

# 查找依赖
if (WIN32 AND NOT CYGWIN)  # cygwin 不需要 dl
    set_and_check(aFunlang_dlfcn_ROOT @PACKAGE_dlfcn_INSTALL_DIR@)
    find_package_safe(PACKAGE dlfcn-win32 QUIET HINTS @PACKAGE_dlfcn_CMAKEDIR@)  # 指定路径
    if (NOT TARGET dlfcn-win32::dl)
        message(FATAL_ERROR "Target dlfcn-win32::dl not found.")  # find_package的报错出自此处, 不需要REQUIRED
    endif()
endif()

set(PCRE2_USE_STATIC_LIBS TRUE)
set_and_check(aFunlang_pcre2_ROOT @PACKAGE_pcre2_INSTALL_DIR@)
find_package_safe(PACKAGE PCRE2 QUIET COMPONENTS 8BIT HINTS @PACKAGE_pcre2_CMAKEDIR@)  # 不能用REQUIRED, 是PCRE2的bug
unset(PCRE2_USE_STATIC_LIBS)
if (NOT TARGET PCRE2::8BIT)
    message(FATAL_ERROR "Target PCRE2::8BIT not found.")
endif()

set_and_check(aFunlang_fflags_ROOT @PACKAGE_fflags_INSTALL_DIR@)
set(FFlags_ROOT ${aFunlang_fflags_ROOT})
set(_CMAKE_MODULE_PATH_bak ${CMAKE_MODULE_PATH})
list(APPEND CMAKE_MODULE_PATH @PACKAGE_fflags_CMAKEDIR@)
find_package_safe(PACKAGE FFlags QUIET)
if (NOT TARGET FFlags::fflags)
    message(FATAL_ERROR "Target FFlags::fflags not found.")
endif()
set(CMAKE_MODULE_PATH ${_CMAKE_MODULE_PATH_bak})
unset(_CMAKE_MODULE_PATH_bak)

check_required_components(${components_list})