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cmake_minimum_required(VERSION 3.5)
# detect if Catch is being bundled,
# disable testsuite in that case
if(NOT DEFINED PROJECT_NAME)
set(NOT_SUBPROJECT ON)
endif()
project(Catch2 LANGUAGES CXX VERSION 2.3.0)
# Provide path for scripts
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/CMake")
include(GNUInstallDirs)
include(CMakePackageConfigHelpers)
include(CTest)
option(CATCH_USE_VALGRIND "Perform SelfTests with Valgrind" OFF)
option(CATCH_BUILD_TESTING "Build SelfTest project" ON)
option(CATCH_BUILD_EXAMPLES "Build documentation examples" OFF)
option(CATCH_ENABLE_COVERAGE "Generate coverage for codecov.io" OFF)
option(CATCH_ENABLE_WERROR "Enable all warnings as errors" ON)
option(CATCH_INSTALL_DOCS "Install documentation alongside library" ON)
option(CATCH_INSTALL_HELPERS "Install contrib alongside library" ON)
set_property(GLOBAL PROPERTY USE_FOLDERS ON)
# define some folders
set(CATCH_DIR ${CMAKE_CURRENT_SOURCE_DIR})
set(SELF_TEST_DIR ${CATCH_DIR}/projects/SelfTest)
set(BENCHMARK_DIR ${CATCH_DIR}/projects/Benchmark)
set(HEADER_DIR ${CATCH_DIR}/include)
if(USE_WMAIN)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /ENTRY:wmainCRTStartup")
endif()
if (BUILD_TESTING AND CATCH_BUILD_TESTING AND NOT_SUBPROJECT)
add_subdirectory(projects)
endif()
if(CATCH_BUILD_EXAMPLES)
add_subdirectory(examples)
endif()
# add catch as a 'linkable' target
add_library(Catch2 INTERFACE)
# depend on some obvious c++11 features so the dependency is transitively added dependents
target_compile_features(Catch2
INTERFACE
cxx_alignas
cxx_alignof
cxx_attributes
cxx_auto_type
cxx_constexpr
cxx_defaulted_functions
cxx_deleted_functions
cxx_final
cxx_lambdas
cxx_noexcept
cxx_override
cxx_range_for
cxx_rvalue_references
cxx_static_assert
cxx_strong_enums
cxx_trailing_return_types
cxx_unicode_literals
cxx_user_literals
cxx_variadic_macros
)
target_include_directories(Catch2
INTERFACE
$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/single_include>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
)
# provide a namespaced alias for clients to 'link' against if catch is included as a sub-project
add_library(Catch2::Catch2 ALIAS Catch2)
set(CATCH_CMAKE_CONFIG_DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/Catch2")
include(CMakePackageConfigHelpers)
configure_package_config_file(
${CMAKE_CURRENT_LIST_DIR}/CMake/Catch2Config.cmake.in
${CMAKE_CURRENT_BINARY_DIR}/Catch2Config.cmake
INSTALL_DESTINATION
${CATCH_CMAKE_CONFIG_DESTINATION}
)
# create and install an export set for catch target as Catch2::Catch
install(
TARGETS
Catch2
EXPORT
Catch2Targets
DESTINATION
${CMAKE_INSTALL_LIBDIR}
)
install(
EXPORT
Catch2Targets
NAMESPACE
Catch2::
DESTINATION
${CATCH_CMAKE_CONFIG_DESTINATION}
)
write_basic_package_version_file(
"${CMAKE_CURRENT_BINARY_DIR}/Catch2ConfigVersion.cmake"
COMPATIBILITY
SameMajorVersion
)
install(
DIRECTORY
"single_include/"
DESTINATION
"${CMAKE_INSTALL_INCLUDEDIR}"
)
install(
FILES
"${CMAKE_CURRENT_BINARY_DIR}/Catch2Config.cmake"
"${CMAKE_CURRENT_BINARY_DIR}/Catch2ConfigVersion.cmake"
DESTINATION
${CATCH_CMAKE_CONFIG_DESTINATION}
)
# Install documentation
if(CATCH_INSTALL_DOCS)
install(
DIRECTORY
docs/
DESTINATION
"${CMAKE_INSTALL_DOCDIR}"
)
endif()
if(CATCH_INSTALL_HELPERS)
# Install CMake scripts
install(
FILES
"contrib/ParseAndAddCatchTests.cmake"
"contrib/Catch.cmake"
"contrib/CatchAddTests.cmake"
DESTINATION
${CATCH_CMAKE_CONFIG_DESTINATION}
)
# Install debugger helpers
install(
FILES
"contrib/gdbinit"
"contrib/lldbinit"
DESTINATION
${CMAKE_INSTALL_DATAROOTDIR}/Catch2
)
endif()
## Provide some pkg-config integration
set(PKGCONFIG_INSTALL_DIR
"${CMAKE_INSTALL_DATAROOTDIR}/pkgconfig"
CACHE PATH "Path where catch2.pc is installed"
)
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/CMake/catch2.pc.in
${CMAKE_CURRENT_BINARY_DIR}/catch2.pc
@ONLY
)
install(
FILES
"${CMAKE_CURRENT_BINARY_DIR}/catch2.pc"
DESTINATION
${PKGCONFIG_INSTALL_DIR}
)
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