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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required(VERSION 3.7.2)
project(ghcfilesystem)
include(CMakeDependentOption)
cmake_dependent_option(GHC_FILESYSTEM_BUILD_TESTING
"Enable tests" ON
"CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR" OFF)
cmake_dependent_option(GHC_FILESYSTEM_BUILD_EXAMPLES
"Build examples" ON
"CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR" OFF)
cmake_dependent_option(GHC_FILESYSTEM_WITH_INSTALL
"With install target" ON
"CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR" OFF)
if(NOT DEFINED CMAKE_CXX_STANDARD)
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
endif()
if(CMAKE_CXX_STANDARD LESS 11)
message(FATAL_ERROR "CMAKE_CXX_STANDARD is less than 11, ghc::filesystem only works with C++11 and above.")
endif()
add_library(ghc_filesystem INTERFACE)
target_include_directories(ghc_filesystem INTERFACE
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:include>)
target_compile_options(ghc_filesystem INTERFACE "$<$<C_COMPILER_ID:MSVC>:/utf-8>")
target_compile_options(ghc_filesystem INTERFACE "$<$<CXX_COMPILER_ID:MSVC>:/utf-8>")
get_directory_property(hasParent PARENT_DIRECTORY)
if(NOT hasParent)
set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/cmake/")
include(GhcHelper)
if(GHC_FILESYSTEM_BUILD_TESTING)
enable_testing()
add_subdirectory(test)
endif()
if(GHC_FILESYSTEM_BUILD_EXAMPLES)
add_subdirectory(examples)
endif()
endif()
if(GHC_FILESYSTEM_WITH_INSTALL)
include(CMakePackageConfigHelpers)
include(GNUInstallDirs)
install(DIRECTORY include/ DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
install(TARGETS ghc_filesystem EXPORT ghcFilesystemConfig)
install(EXPORT ghcFilesystemConfig NAMESPACE ghcFilesystem:: DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/ghcFilesystem)
endif()