07a18d2d7b
Fixes ... -- Configuring done CMake Error in CMakeLists.txt: No known features for CXX compiler "" version .
107 lines
3.2 KiB
CMake
107 lines
3.2 KiB
CMake
cmake_minimum_required(VERSION 3.22)
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if(BUILD_TESTING OR NOT DEFINED BUILD_TESTING)
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# The tests are C++
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set(languages C CXX)
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else()
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set(languages C)
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endif()
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project(c-capnproto LANGUAGES ${languages})
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include(CTest)
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set(CMAKE_C_STANDARD 11)
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set(CMAKE_C_EXTENSIONS NO)
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if(BUILD_TESTING)
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set(CMAKE_CXX_STANDARD 20)
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set(CMAKE_CXX_EXTENSIONS NO)
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endif()
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# Stop noise if CXX compiler is set.
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set(ignoreAndAvoidCMakeUnusedWarning "${CMAKE_CXX_COMPILER}")
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# Boilerplate DK CMAKE PROJ 2023-05-17.1
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if(APPLE)
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set(CMAKE_MACOSX_RPATH OFF)
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endif()
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# Boilerplate DK CMAKE PROJ 2023-09-25.1
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set(default_build_shared)
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if(NOT (ANDROID OR IOS))
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set(default_build_shared ON)
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endif()
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option(BUILD_SHARED_LIBS "Build shared libraries (.dll/.so) instead of static ones (.lib/.a)" ${default_build_shared})
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# Build hygiene: Tools for keeping the source code clean. By default
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# we try to enforce build hygiene.
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# You can override with either BUILD_HYGIENE=DISABLED or
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# BUILD_HYGIENE=ENABLED.
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if(NOT BUILD_HYGIENE STREQUAL DISABLED)
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if(BUILD_HYGIENE STREQUAL ENABLED)
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set(find_program_args REQUIRED)
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else()
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set(find_program_args)
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endif()
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find_program(CLANG_TIDY_PROGRAM
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NAMES clang-tidy
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PATHS
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# On macOS the easiest way to get clang-tidy is to install the
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# keg-only (not installed into PATH) big `llvm` package.
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/opt/homebrew/opt/llvm/bin
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/usr/local/opt/llvm/bin
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${find_program_args})
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endif()
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add_library(CapnC_Runtime
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lib/capn.c
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lib/capn-malloc.c
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lib/capn-stream.c
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lib/capnp_c.h)
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add_library(CapnC::Runtime ALIAS CapnC_Runtime)
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set_target_properties(CapnC_Runtime PROPERTIES
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EXPORT_NAME Runtime
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POSITION_INDEPENDENT_CODE ON
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WINDOWS_EXPORT_ALL_SYMBOLS ON)
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target_include_directories(CapnC_Runtime
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PUBLIC
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$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/compiler>
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$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/lib>
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$<INSTALL_INTERFACE:include>)
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add_executable(capnpc-c
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compiler/capnpc-c.c
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compiler/schema.capnp.c
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compiler/str.c)
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target_link_libraries(capnpc-c CapnC_Runtime)
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target_include_directories(capnpc-c
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PRIVATE lib)
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# Boilerplate DK CMAKE PROJ 2023-05-17.3
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if(BUILD_SHARED_LIBS)
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if(APPLE)
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set(base @loader_path)
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else()
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set(base $ORIGIN)
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endif()
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file(RELATIVE_PATH relDir
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${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_INSTALL_BINDIR}
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${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR})
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set(CMAKE_INSTALL_RPATH
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# best practice RPATH locations when installed
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${base}
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${base}/${relDir})
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endif()
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option(C_CAPNPROTO_ENABLE_INSTALL "Add instructions for 'cmake --install' of CapnC_Runtime library and capnpc-c executable" ON)
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if(C_CAPNPROTO_ENABLE_INSTALL)
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install(TARGETS CapnC_Runtime capnpc-c
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EXPORT CapnC)
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install(EXPORT CapnC
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DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/CapnC
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NAMESPACE CapnC::
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FILE CapnCConfig.cmake)
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install(FILES lib/capnp_c.h TYPE INCLUDE)
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endif()
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if(BUILD_TESTING AND CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
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add_subdirectory(tests)
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endif()
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