mirror of https://github.com/xiph/flac
292 lines
10 KiB
CMake
292 lines
10 KiB
CMake
# 3.1 is OK for most parts. However:
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# 3.3 is needed in src/libFLAC
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# 3.5 is needed in src/libFLAC/ia32
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# 3.9 is needed in 'doc' because of doxygen_add_docs()
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cmake_minimum_required(VERSION 3.5)
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if(NOT (CMAKE_BUILD_TYPE OR CMAKE_CONFIGURATION_TYPES OR DEFINED ENV{CFLAGS} OR DEFINED ENV{CXXFLAGS}))
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set(CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build, options are: None Debug Release RelWithDebInfo")
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endif()
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project(FLAC VERSION 1.4.3) # HOMEPAGE_URL "https://www.xiph.org/flac/")
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list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
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option(BUILD_CXXLIBS "Build libFLAC++" ON)
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option(BUILD_PROGRAMS "Build and install programs" ON)
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option(BUILD_EXAMPLES "Build and install examples" ON)
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option(BUILD_TESTING "Build tests" ON)
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option(BUILD_DOCS "Build and install doxygen documents" ON)
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option(WITH_FORTIFY_SOURCE "Enable protection against buffer overflows" ON)
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option(WITH_STACK_PROTECTOR "Enable GNU GCC stack smash protection" ON)
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option(INSTALL_MANPAGES "Install MAN pages" ON)
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option(INSTALL_PKGCONFIG_MODULES "Install PkgConfig modules" ON)
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option(INSTALL_CMAKE_CONFIG_MODULE "Install CMake package-config module" ON)
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option(WITH_OGG "ogg support (default: test for libogg)" ON)
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option(BUILD_SHARED_LIBS "Build shared instead of static libraries" OFF)
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set(VERSION ${PROJECT_VERSION})
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if(NOT UNIX)
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# This is to make sure testing works when building with a DLL
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set (CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/objs)
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set (CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/objs)
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endif()
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if(WITH_OGG)
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if(IS_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/ogg")
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add_subdirectory("ogg")
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set(OGG_FOUND 1 CACHE INTERNAL "ogg has been added as subdirectory")
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set_target_properties(ogg PROPERTIES FOLDER Libraries)
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if(BUILD_TESTING)
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set_target_properties(test_bitwise test_framing PROPERTIES FOLDER Tests)
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endif()
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else()
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if(NOT TARGET Ogg::ogg)
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find_package(Ogg REQUIRED)
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else()
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set(OGG_FOUND 1 CACHE INTERNAL "ogg has already been built")
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endif()
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set(OGG_PACKAGE "ogg")
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endif()
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endif()
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find_program (HAVE_GIT git)
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if(HAVE_GIT)
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execute_process(
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COMMAND git --git-dir=.git describe --tags --exact-match
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WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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OUTPUT_VARIABLE GIT_COMMIT_TAG
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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)
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execute_process(
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COMMAND git --git-dir=.git log -1 --pretty=format:%h
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WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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OUTPUT_VARIABLE GIT_COMMIT_HASH
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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)
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execute_process(
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COMMAND git --git-dir=.git log -1 --pretty=format:%cd --date=format:%Y%m%d
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WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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OUTPUT_VARIABLE GIT_COMMIT_DATE
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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)
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endif()
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if(NOT WIN32)
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find_package(Iconv)
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set(HAVE_ICONV ${Iconv_FOUND})
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endif()
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if(CMAKE_C_COMPILER_ID MATCHES "GNU|Clang")
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set(CMAKE_C_FLAGS "-Wall -Wextra -Wstrict-prototypes -Wmissing-prototypes -Waggregate-return -Wcast-align -Wnested-externs -Wshadow -Wundef -Wmissing-declarations -Winline ${CMAKE_C_FLAGS}")
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set(CMAKE_C_FLAGS_RELEASE "-DNDEBUG ${CMAKE_C_FLAGS_RELEASE}")
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endif()
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if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
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set(CMAKE_CXX_FLAGS "-Wall -Wextra -Wcast-align -Wshadow -Wwrite-strings -Wctor-dtor-privacy -Wnon-virtual-dtor -Wreorder -Wsign-promo -Wundef ${CMAKE_CXX_FLAGS}")
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set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG ${CMAKE_CXX_FLAGS_RELEASE}")
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endif()
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if(MSVC)
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set(CMAKE_C_FLAGS_RELEASE "/O2 /Ob2 /Oi /Ot /Oy /DNDEBUG ${CMAKE_C_FLAGS_RELEASE}")
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endif()
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include(CMakePackageConfigHelpers)
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include(CheckCCompilerFlag)
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include(CheckCXXCompilerFlag)
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include(CheckSymbolExists)
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include(CheckFunctionExists)
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include(CheckIncludeFile)
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include(CheckCSourceCompiles)
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include(CheckCXXSourceCompiles)
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include(CheckLibraryExists)
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include(GNUInstallDirs)
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include(UseSystemExtensions)
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include(TestBigEndian)
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enable_testing()
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check_include_file("byteswap.h" HAVE_BYTESWAP_H)
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check_include_file("inttypes.h" HAVE_INTTYPES_H)
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check_include_file("stdint.h" HAVE_STDINT_H)
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check_include_file("stdbool.h" HAVE_STDBOOL_H)
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check_include_file("arm_neon.h" FLAC__HAS_NEONINTRIN)
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if(NOT HAVE_STDINT_H OR NOT HAVE_STDBOOL_H)
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message(SEND_ERROR "Header stdint.h and/or stdbool.h not found")
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endif()
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if(MSVC)
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check_include_file("intrin.h" FLAC__HAS_X86INTRIN)
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else()
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check_include_file("x86intrin.h" FLAC__HAS_X86INTRIN)
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endif()
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check_function_exists(fseeko HAVE_FSEEKO)
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check_c_source_compiles("int main() { return __builtin_bswap16 (0) ; }" HAVE_BSWAP16)
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check_c_source_compiles("int main() { return __builtin_bswap32 (0) ; }" HAVE_BSWAP32)
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check_c_source_compiles("
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#include <langinfo.h>
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int main()
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{
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char* cs = nl_langinfo(CODESET);
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return !cs;
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}"
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HAVE_LANGINFO_CODESET)
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test_big_endian(CPU_IS_BIG_ENDIAN)
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check_c_compiler_flag(-Werror HAVE_WERROR_FLAG)
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check_c_compiler_flag(-Wdeclaration-after-statement HAVE_DECL_AFTER_STMT_FLAG)
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check_c_compiler_flag(-mstackrealign HAVE_STACKREALIGN_FLAG)
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check_cxx_compiler_flag(-Weffc++ HAVE_WEFFCXX_FLAG)
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if(MINGW AND (WITH_FORTIFY_SOURCE OR WITH_STACK_PROTECTOR))
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check_library_exists("ssp.a" __stack_chk_fail "" HAVE_LIBSSP)
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if(NOT HAVE_LIBSSP)
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message(WARNING "Could not find libssp in MinGW, stack protection and/or FORTIFY_SOURCE are unavailable")
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else()
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link_libraries("ssp.a")
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endif()
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elseif(NOT MSVC)
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set(HAVE_LIBSSP 1)
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endif()
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if(WITH_STACK_PROTECTOR)
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if(NOT MSVC)
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check_c_compiler_flag("-fstack-protector-strong" HAVE_STACK_PROTECTOR_FLAG)
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endif()
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endif()
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if(HAVE_WERROR_FLAG)
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option(ENABLE_WERROR "Enable -Werror in all Makefiles" OFF)
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endif()
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add_compile_options(
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$<$<BOOL:${MSVC}>:/wd4267>
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$<$<BOOL:${MSVC}>:/wd4996>
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$<$<BOOL:${ENABLE_WERROR}>:-Werror>
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$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<BOOL:${HAVE_WEFFCXX_FLAG}>>:-Weffc++>
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$<$<AND:$<COMPILE_LANGUAGE:C>,$<BOOL:${HAVE_DECL_AFTER_STMT_FLAG}>>:-Wdeclaration-after-statement>)
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if(WITH_FORTIFY_SOURCE AND HAVE_LIBSSP)
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add_definitions(-D_FORTIFY_SOURCE=2)
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endif()
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if(HAVE_STACK_PROTECTOR_FLAG AND HAVE_LIBSSP)
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add_compile_options($<$<OR:$<COMPILE_LANGUAGE:C>,$<COMPILE_LANGUAGE:CXX>>:-fstack-protector-strong>)
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endif()
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if(CMAKE_SYSTEM_PROCESSOR STREQUAL "i686" AND HAVE_STACKREALIGN_FLAG)
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add_compile_options($<$<OR:$<COMPILE_LANGUAGE:C>,$<COMPILE_LANGUAGE:CXX>>:-mstackrealign>)
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endif()
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include_directories("include")
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include_directories("${CMAKE_CURRENT_BINARY_DIR}")
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add_definitions(-DHAVE_CONFIG_H)
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if(MSVC)
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add_definitions(
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-D_CRT_SECURE_NO_WARNINGS
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-D_USE_MATH_DEFINES)
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endif()
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if(CMAKE_BUILD_TYPE STREQUAL Debug OR CMAKE_BUILD_TYPE STREQUAL RelWithDebInfo)
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add_definitions(-DFLAC__OVERFLOW_DETECT)
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endif()
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add_subdirectory("src")
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add_subdirectory("microbench")
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if(BUILD_DOCS)
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add_subdirectory("doc")
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endif()
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if(BUILD_EXAMPLES)
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add_subdirectory("examples")
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endif()
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if(BUILD_TESTING)
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add_subdirectory("test")
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endif()
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# The following folder layout is mostly for MSVC
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set_property(GLOBAL PROPERTY USE_FOLDERS ON)
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set_target_properties(FLAC grabbag getopt replaygain_analysis replaygain_synthesis utf8 PROPERTIES FOLDER Libraries)
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if(BUILD_CXXLIBS)
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set_target_properties(FLAC++ PROPERTIES FOLDER Libraries)
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endif()
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if(BUILD_PROGRAMS)
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set_target_properties(flacapp metaflac PROPERTIES FOLDER Programs)
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endif()
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if(BUILD_TESTING)
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set_target_properties(test_libFLAC test_libs_common test_picture test_seeking test_streams test_cuesheet PROPERTIES FOLDER Tests)
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if(BUILD_CXXLIBS)
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set_target_properties(test_libFLAC++ PROPERTIES FOLDER Tests)
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endif()
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endif()
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if(BUILD_EXAMPLES)
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set_target_properties(decode_file encode_file PROPERTIES FOLDER Examples)
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if(BUILD_CXXLIBS)
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set_target_properties(decode_file_cxx encode_file_cxx PROPERTIES FOLDER Examples)
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endif()
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endif()
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if(BUILD_UTILS)
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set_target_properties(flacdiff flactimer PROPERTIES FOLDER Utils)
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endif()
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configure_file(config.cmake.h.in config.h)
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if(INSTALL_CMAKE_CONFIG_MODULE)
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install(
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EXPORT targets
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DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}"
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NAMESPACE FLAC::)
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export(EXPORT targets NAMESPACE FLAC:: FILE FLACTargets.cmake)
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configure_package_config_file(
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${PROJECT_SOURCE_DIR}/flac-config.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/flac-config.cmake
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INSTALL_DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}")
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write_basic_package_version_file(
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${CMAKE_CURRENT_BINARY_DIR}/flac-config-version.cmake COMPATIBILITY AnyNewerVersion)
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install(
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FILES ${CMAKE_CURRENT_BINARY_DIR}/flac-config.cmake ${CMAKE_CURRENT_BINARY_DIR}/flac-config-version.cmake
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DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}"
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)
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install(
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FILES
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"${CMAKE_CURRENT_BINARY_DIR}/flac-config.cmake"
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"${CMAKE_CURRENT_BINARY_DIR}/flac-config-version.cmake"
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DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}")
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endif()
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file(GLOB FLAC_HEADERS "include/FLAC/*.h")
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file(GLOB FLAC++_HEADERS "include/FLAC++/*.h")
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install(FILES ${FLAC_HEADERS} DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/FLAC")
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install(FILES ${FLAC++_HEADERS} DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/FLAC++")
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if(INSTALL_MANPAGES)
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find_program (HAVE_PANDOC pandoc)
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if(HAVE_PANDOC)
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file(MAKE_DIRECTORY "${CMAKE_BINARY_DIR}/man")
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add_custom_command(
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OUTPUT man/flac.1
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COMMAND pandoc --standalone --to man "${CMAKE_SOURCE_DIR}/man/flac.md" > man/flac.1
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)
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add_custom_command(
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OUTPUT man/metaflac.1
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COMMAND pandoc --standalone --to man "${CMAKE_SOURCE_DIR}/man/metaflac.md" > man/metaflac.1
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)
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add_custom_target(man ALL DEPENDS man/flac.1 man/metaflac.1)
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install(FILES "${CMAKE_BINARY_DIR}/man/flac.1" "${CMAKE_BINARY_DIR}/man/metaflac.1" DESTINATION "${CMAKE_INSTALL_MANDIR}/man1")
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else()
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if(EXISTS "${CMAKE_SOURCE_DIR}/man/flac.1" AND EXISTS "${CMAKE_SOURCE_DIR}/man/metaflac.1")
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install(FILES "man/flac.1" "man/metaflac.1" DESTINATION "${CMAKE_INSTALL_MANDIR}/man1")
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else()
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message(SEND_ERROR "Pandoc nor prebuild manpages are found. Cannot install manpages. Set INSTALL_MANPAGES to OFF to build without man pages")
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endif()
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endif()
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endif()
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