2021-06-03 11:32:41 +00:00
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cmake_minimum_required(VERSION 3.10)
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2021-01-01 04:18:22 +00:00
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# Policies
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# Include file check macros honor CMAKE_REQUIRED_LIBRARIES, CMake >= 3.12
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if(POLICY CMP0075)
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cmake_policy(SET CMP0075 NEW)
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endif()
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# MSVC runtime library flags are selected by an abstraction, CMake >= 3.15
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# This policy still need to be set even with cmake_minimum_required() command above.
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if(POLICY CMP0091)
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if(DEFINED CMAKE_MSVC_RUNTIME_LIBRARY)
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cmake_policy(SET CMP0091 NEW)
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else()
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cmake_policy(SET CMP0091 OLD)
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endif()
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endif()
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project(libsamplerate VERSION 0.1.9 LANGUAGES C)
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# Configuration
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if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
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set(IS_ROOT_PROJECT ON)
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else()
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set(IS_ROOT_PROJECT OFF)
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endif()
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option(LIBSAMPLERATE_EXAMPLES "Enable to generate examples" ${IS_ROOT_PROJECT})
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option(LIBSAMPLERATE_INSTALL "Enable to add install directives" ${IS_ROOT_PROJECT})
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list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
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set(CMAKE_C_STANDARD 99)
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set(CMAKE_C_STANDARD_REQUIRED TRUE)
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include(TestBigEndian)
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include(CheckFunctionExists)
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include(CheckIncludeFile)
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include(CheckLibraryExists)
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include(CheckSymbolExists)
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include(GNUInstallDirs)
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if(DEFINED LIBSAMPLERATE_TESTS)
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message(DEPRECATION "LIBSAMPLERATE_TESTS option deprecated, use BUILD_TESTING option instead.")
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set(BUILD_TESTING ${LIBSAMPLERATE_TESTS})
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endif()
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include(CTest)
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add_definitions(-DHAVE_CONFIG_H)
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include_directories(${PROJECT_BINARY_DIR})
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if(MSVC)
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add_definitions(-D_CRT_SECURE_NO_WARNINGS)
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endif()
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if(NOT WIN32)
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find_library(MATH_LIBRARY m)
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if(MATH_LIBRARY)
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set(LIBM_REQUIRED 1)
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if(LIBM_REQUIRED)
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list(APPEND CMAKE_REQUIRED_LIBRARIES m)
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if(LIBM_REQUIRED)
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link_libraries(${MATH_LIBRARY})
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endif()
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endif()
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endif()
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endif()
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if(CMAKE_C_COMPILER_ID STREQUAL "GNU" OR CMAKE_C_COMPILER_ID MATCHES "Clang")
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option(LIBSAMPLERATE_ENABLE_SANITIZERS "Enable ASAN and UBSAN" OFF)
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if(LIBSAMPLERATE_ENABLE_SANITIZERS)
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# Use ASAN and UBSAN, make it fail on any error, improve stack traces
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set(sanitizer_flags -fsanitize=address,undefined -fno-sanitize-recover=all -fno-omit-frame-pointer)
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add_compile_options(${sanitizer_flags})
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string(REPLACE ";" " " sanitizer_flags "${sanitizer_flags}")
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string(APPEND CMAKE_EXE_LINKER_FLAGS " ${sanitizer_flags}")
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string(APPEND CMAKE_MODULE_LINKER_FLAGS " ${sanitizer_flags}")
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string(APPEND CMAKE_SHARED_LINKER_FLAGS " ${sanitizer_flags}")
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endif()
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endif()
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test_big_endian(CPU_IS_BIG_ENDIAN)
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if(CPU_IS_BIG_ENDIAN)
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set(CPU_IS_LITTLE_ENDIAN 0)
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else()
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set(CPU_IS_LITTLE_ENDIAN 1)
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endif()
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check_include_file(stdbool.h HAVE_STDBOOL_H)
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check_include_file(unistd.h HAVE_UNISTD_H)
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# SampleRate library
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add_subdirectory(src)
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configure_file(config.h.cmake config.h)
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# Packaging support
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# See https://cmake.org/cmake/help/v3.12/release/3.12.html#cpack
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if(CMAKE_VERSION VERSION_LESS 3.12)
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set(CPACK_PACKAGE_VERSION_MAJOR ${PROJECT_VERSION_MAJOR})
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set(CPACK_PACKAGE_VERSION_MINOR ${PROJECT_VERSION_MINOR})
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set(CPACK_PACKAGE_VERSION_PATCH ${PROJECT_VERSION_PATCH})
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endif()
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include(CPack)
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