catch2/CMakeLists.txt
Martin Hořeňovský 1af60ef5ab Separate Catch2Config from targets
This lets us add the installed helper scripts to the cmake module
path, letting CMake users just include them after requiring Catch2
package.
2018-06-24 12:32:22 +02:00

184 lines
4.0 KiB
CMake

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 2.2.3)
# 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_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 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}
)