1 # 3.1 is OK for most parts. However:
2 # 3.3 is needed in src/libFLAC
3 # 3.5 is needed in src/libFLAC/ia32
4 # 3.9 is needed in 'doc' because of doxygen_add_docs()
5 cmake_minimum_required(VERSION 3.5)
7 if(NOT (CMAKE_BUILD_TYPE OR CMAKE_CONFIGURATION_TYPES OR DEFINED ENV{CFLAGS} OR DEFINED ENV{CXXFLAGS}))
8 set(CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build, options are: None Debug Release RelWithDebInfo")
11 project(FLAC VERSION 1.3.3) # HOMEPAGE_URL "https://www.xiph.org/flac/")
13 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
15 option(BUILD_CXXLIBS "Build libFLAC++" ON)
16 option(BUILD_PROGRAMS "Build and install programs" ON)
17 option(BUILD_EXAMPLES "Build and install examples" ON)
18 option(BUILD_DOCS "Build and install doxygen documents" ON)
19 option(WITH_STACK_PROTECTOR "Enable GNU GCC stack smash protection" ON)
20 option(INSTALL_MANPAGES "Install MAN pages" ON)
21 option(INSTALL_PKGCONFIG_MODULES "Install PkgConfig modules" ON)
22 option(INSTALL_CMAKE_CONFIG_MODULE "Install CMake package-config module" ON)
23 option(WITH_OGG "ogg support (default: test for libogg)" ON)
26 find_package(OGG REQUIRED)
30 set(HAVE_ICONV ${Iconv_FOUND})
32 if(CMAKE_C_COMPILER_ID MATCHES "GNU|Clang")
33 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wstrict-prototypes -Wmissing-prototypes -Waggregate-return -Wcast-align -Wnested-externs -Wshadow -Wundef -Wmissing-declarations -Winline")
34 set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O3 -funroll-loops")
36 if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
37 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Wcast-align -Wshadow -Wwrite-strings -Wctor-dtor-privacy -Wnon-virtual-dtor -Wreorder -Wsign-promo -Wundef")
39 if(CMAKE_C_COMPILER_ID MATCHES "GNU")
40 set(CMAKE_EXE_LINKER_FLAGS -no-pie)
43 include(CMakePackageConfigHelpers)
46 include(CheckCCompilerFlag)
47 include(CheckCXXCompilerFlag)
48 include(CheckSymbolExists)
49 include(CheckFunctionExists)
50 include(CheckIncludeFile)
51 include(CheckCSourceCompiles)
52 include(CheckCXXSourceCompiles)
53 include(GNUInstallDirs)
54 include(UseSystemExtensions)
55 include(TestBigEndian)
57 check_include_file("byteswap.h" HAVE_BYTESWAP_H)
58 check_include_file("inttypes.h" HAVE_INTTYPES_H)
59 check_include_file("stdint.h" HAVE_STDINT_H)
60 check_include_file("x86intrin.h" FLAC__HAS_X86INTRIN)
62 check_function_exists(fseeko HAVE_FSEEKO)
64 check_c_source_compiles("int main() { return __builtin_bswap16 (0) ; }" HAVE_BSWAP16)
65 check_c_source_compiles("int main() { return __builtin_bswap32 (0) ; }" HAVE_BSWAP32)
67 test_big_endian(CPU_IS_BIG_ENDIAN)
69 check_c_compiler_flag(-Werror HAVE_WERROR_FLAG)
70 check_c_compiler_flag(-Wdeclaration-after-statement HAVE_DECL_AFTER_STMT_FLAG)
71 check_c_compiler_flag(-mstackrealign HAVE_STACKREALIGN_FLAG)
72 check_cxx_compiler_flag(-Weffc++ HAVE_WEFFCXX_FLAG)
74 if(WITH_STACK_PROTECTOR)
76 check_c_compiler_flag("-fstack-protector-strong" HAVE_STACK_PROTECTOR_FLAG)
81 option(ENABLE_WERROR "Enable -Werror in all Makefiles" OFF)
85 $<$<BOOL:${MSVC}>:/wd4267>
86 $<$<BOOL:${MSVC}>:/wd4996>
87 $<$<BOOL:${ENABLE_WERROR}>:-Werror>
88 $<$<AND:$<COMPILE_LANGUAGE:CXX>,$<BOOL:${HAVE_WEFFCXX_FLAG}>>:-Weffc++>
89 $<$<AND:$<COMPILE_LANGUAGE:C>,$<BOOL:${HAVE_DECL_AFTER_STMT_FLAG}>>:-Wdeclaration-after-statement>)
91 if(HAVE_STACK_PROTECTOR_FLAG)
92 add_compile_options(-fstack-protector-strong)
95 if(CMAKE_SYSTEM_PROCESSOR STREQUAL "i686" AND HAVE_STACKREALIGN_FLAG)
96 add_compile_options(-mstackrealign)
99 include_directories("include")
101 include_directories("${CMAKE_CURRENT_BINARY_DIR}")
102 add_definitions(-DHAVE_CONFIG_H)
106 -D_CRT_SECURE_NO_WARNINGS
109 if(CMAKE_BUILD_TYPE STREQUAL Debug OR CMAKE_BUILD_TYPE STREQUAL RelWithDebInfo)
110 add_definitions(-DFLAC__OVERFLOW_DETECT)
113 add_subdirectory("src")
114 add_subdirectory("microbench")
116 add_subdirectory("doc")
119 add_subdirectory("examples")
122 add_subdirectory("test")
125 configure_file(config.cmake.h.in config.h)
127 if(INSTALL_CMAKE_CONFIG_MODULE)
130 DESTINATION "${CMAKE_INSTALL_DATADIR}/${PROJECT_NAME}/cmake"
133 configure_package_config_file(
134 flac-config.cmake.in flac-config.cmake
135 INSTALL_DESTINATION "${CMAKE_INSTALL_DATADIR}/${PROJECT_NAME}/cmake")
136 write_basic_package_version_file(
137 flac-config-version.cmake COMPATIBILITY AnyNewerVersion)
141 "${CMAKE_CURRENT_BINARY_DIR}/flac-config.cmake"
142 "${CMAKE_CURRENT_BINARY_DIR}/flac-config-version.cmake"
143 "cmake/FindOGG.cmake"
144 DESTINATION "${CMAKE_INSTALL_DATADIR}/${PROJECT_NAME}/cmake")
147 file(GLOB FLAC_HEADERS "include/FLAC/*.h")
148 file(GLOB FLAC++_HEADERS "include/FLAC++/*.h")
149 install(FILES ${FLAC_HEADERS} DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/FLAC")
150 install(FILES ${FLAC++_HEADERS} DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/FLAC++")
152 install(FILES "man/flac.1" "man/metaflac.1" DESTINATION "${CMAKE_INSTALL_MANDIR}")