blame: source/misc/embedded_libs/fmt-8.1.1/CMakeLists.txt

cmake_minimum_required(VERSION 3.1...3.18)

# Fallback for using newer policies on CMake <3.12.

if(${CMAKE_VERSION} VERSION_LESS 3.12)

  cmake_policy(VERSION ${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION})

endif()

# Determine if fmt is built as a subproject (using add_subdirectory)

# or if it is the master project.

if (NOT DEFINED FMT_MASTER_PROJECT)

  set(FMT_MASTER_PROJECT OFF)

  if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)

    set(FMT_MASTER_PROJECT ON)

    message(STATUS "CMake version: ${CMAKE_VERSION}")

  endif ()

endif ()

# Joins arguments and places the results in ${result_var}.

function(join result_var)

  set(result "")

  foreach (arg ${ARGN})

    set(result "${result}${arg}")

  endforeach ()

  set(${result_var} "${result}" PARENT_SCOPE)

endfunction()

function(enable_module target)

  if (MSVC)

    set(BMI ${CMAKE_CURRENT_BINARY_DIR}/${target}.ifc)

    target_compile_options(${target}

      PRIVATE /interface /ifcOutput ${BMI}

      INTERFACE /reference fmt=${BMI})

  endif ()

  set_target_properties(${target} PROPERTIES ADDITIONAL_CLEAN_FILES ${BMI})

  set_source_files_properties(${BMI} PROPERTIES GENERATED ON)

endfunction()

include(CMakeParseArguments)

# Sets a cache variable with a docstring joined from multiple arguments:

#   set(<variable> <value>... CACHE <type> <docstring>...)

# This allows splitting a long docstring for readability.

function(set_verbose)

  # cmake_parse_arguments is broken in CMake 3.4 (cannot parse CACHE) so use

  # list instead.

  list(GET ARGN 0 var)

  list(REMOVE_AT ARGN 0)

  list(GET ARGN 0 val)

  list(REMOVE_AT ARGN 0)

  list(REMOVE_AT ARGN 0)

  list(GET ARGN 0 type)

  list(REMOVE_AT ARGN 0)

  join(doc ${ARGN})

  set(${var} ${val} CACHE ${type} ${doc})

endfunction()

# Set the default CMAKE_BUILD_TYPE to Release.

# This should be done before the project command since the latter can set

# CMAKE_BUILD_TYPE itself (it does so for nmake).

if (FMT_MASTER_PROJECT AND NOT CMAKE_BUILD_TYPE)

  set_verbose(CMAKE_BUILD_TYPE Release CACHE STRING

              "Choose the type of build, options are: None(CMAKE_CXX_FLAGS or "

              "CMAKE_C_FLAGS used) Debug Release RelWithDebInfo MinSizeRel.")

endif ()

project(FMT CXX)

include(GNUInstallDirs)

set_verbose(FMT_INC_DIR ${CMAKE_INSTALL_INCLUDEDIR} CACHE STRING

            "Installation directory for include files, a relative path that "

            "will be joined with ${CMAKE_INSTALL_PREFIX} or an absolute path.")

option(FMT_PEDANTIC "Enable extra warnings and expensive tests." OFF)

option(FMT_WERROR "Halt the compilation with an error on compiler warnings."

       OFF)

# Options that control generation of various targets.

option(FMT_DOC "Generate the doc target." ${FMT_MASTER_PROJECT})

option(FMT_INSTALL "Generate the install target." ${FMT_MASTER_PROJECT})

option(FMT_TEST "Generate the test target." ${FMT_MASTER_PROJECT})

option(FMT_FUZZ "Generate the fuzz target." OFF)

option(FMT_CUDA_TEST "Generate the cuda-test target." OFF)

option(FMT_OS "Include core requiring OS (Windows/Posix) " ON)

option(FMT_MODULE "Build a module instead of a traditional library." OFF)

option(FMT_SYSTEM_HEADERS "Expose headers with marking them as system." OFF)

set(FMT_CAN_MODULE OFF)

if (CMAKE_CXX_STANDARD GREATER 17 AND

    # msvc 16.10-pre4

    MSVC AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 19.29.30035)

  set(FMT_CAN_MODULE OFF)

endif ()

if (NOT FMT_CAN_MODULE)

  set(FMT_MODULE OFF)

  message(STATUS "Module support is disabled.")

endif ()

if (FMT_TEST AND FMT_MODULE)

  # The tests require {fmt} to be compiled as traditional library

  message(STATUS "Testing is incompatible with build mode 'module'.")

endif ()

set(FMT_SYSTEM_HEADERS_ATTRIBUTE "")

if (FMT_SYSTEM_HEADERS)

  set(FMT_SYSTEM_HEADERS_ATTRIBUTE SYSTEM)

endif ()

# Get version from core.h

file(READ include/fmt/core.h core_h)

if (NOT core_h MATCHES "FMT_VERSION ([0-9]+)([0-9][0-9])([0-9][0-9])")

  message(FATAL_ERROR "Cannot get FMT_VERSION from core.h.")

endif ()

# Use math to skip leading zeros if any.

math(EXPR CPACK_PACKAGE_VERSION_MAJOR ${CMAKE_MATCH_1})

math(EXPR CPACK_PACKAGE_VERSION_MINOR ${CMAKE_MATCH_2})

math(EXPR CPACK_PACKAGE_VERSION_PATCH ${CMAKE_MATCH_3})

join(FMT_VERSION ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.

                 ${CPACK_PACKAGE_VERSION_PATCH})

message(STATUS "Version: ${FMT_VERSION}")

message(STATUS "Build type: ${CMAKE_BUILD_TYPE}")

if (NOT CMAKE_RUNTIME_OUTPUT_DIRECTORY)

  set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)

endif ()

set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH}

  "${CMAKE_CURRENT_SOURCE_DIR}/support/cmake")

include(cxx14)

include(CheckCXXCompilerFlag)

include(JoinPaths)

list(FIND CMAKE_CXX_COMPILE_FEATURES "cxx_variadic_templates" index)

if (${index} GREATER -1)

  # Use cxx_variadic_templates instead of more appropriate cxx_std_11 for

  # compatibility with older CMake versions.

  set(FMT_REQUIRED_FEATURES cxx_variadic_templates)

endif ()

message(STATUS "Required features: ${FMT_REQUIRED_FEATURES}")

if (FMT_MASTER_PROJECT AND NOT DEFINED CMAKE_CXX_VISIBILITY_PRESET)

  set_verbose(CMAKE_CXX_VISIBILITY_PRESET hidden CACHE STRING

              "Preset for the export of private symbols")

  set_property(CACHE CMAKE_CXX_VISIBILITY_PRESET PROPERTY STRINGS

               hidden default)

endif ()

if (FMT_MASTER_PROJECT AND NOT DEFINED CMAKE_VISIBILITY_INLINES_HIDDEN)

  set_verbose(CMAKE_VISIBILITY_INLINES_HIDDEN ON CACHE BOOL

              "Whether to add a compile flag to hide symbols of inline functions")

endif ()

if (CMAKE_CXX_COMPILER_ID MATCHES "GNU")

  set(PEDANTIC_COMPILE_FLAGS -pedantic-errors -Wall -Wextra -pedantic

      -Wold-style-cast -Wundef

      -Wredundant-decls -Wwrite-strings -Wpointer-arith

      -Wcast-qual -Wformat=2 -Wmissing-include-dirs

      -Wcast-align

      -Wctor-dtor-privacy -Wdisabled-optimization

      -Winvalid-pch -Woverloaded-virtual

      -Wconversion -Wundef

      -Wno-ctor-dtor-privacy -Wno-format-nonliteral)

  if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.6)

      set(PEDANTIC_COMPILE_FLAGS ${PEDANTIC_COMPILE_FLAGS}

         -Wno-dangling-else -Wno-unused-local-typedefs)

  endif ()

  if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)

      set(PEDANTIC_COMPILE_FLAGS ${PEDANTIC_COMPILE_FLAGS} -Wdouble-promotion

          -Wtrampolines -Wzero-as-null-pointer-constant -Wuseless-cast

          -Wvector-operation-performance -Wsized-deallocation -Wshadow)

  endif ()

  if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 6.0)

      set(PEDANTIC_COMPILE_FLAGS ${PEDANTIC_COMPILE_FLAGS} -Wshift-overflow=2

          -Wnull-dereference -Wduplicated-cond)

  endif ()

  set(WERROR_FLAG -Werror)

endif ()

if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")

  set(PEDANTIC_COMPILE_FLAGS -Wall -Wextra -pedantic -Wconversion -Wundef

      -Wdeprecated -Wweak-vtables -Wshadow

      -Wno-gnu-zero-variadic-macro-arguments)

  check_cxx_compiler_flag(-Wzero-as-null-pointer-constant HAS_NULLPTR_WARNING)

  if (HAS_NULLPTR_WARNING)

    set(PEDANTIC_COMPILE_FLAGS ${PEDANTIC_COMPILE_FLAGS}

        -Wzero-as-null-pointer-constant)

  endif ()

  set(WERROR_FLAG -Werror)

endif ()

if (MSVC)

  set(PEDANTIC_COMPILE_FLAGS /W3)

  set(WERROR_FLAG /WX)

endif ()

if (FMT_MASTER_PROJECT AND CMAKE_GENERATOR MATCHES "Visual Studio")

  # If Microsoft SDK is installed create script run-msbuild.bat that

  # calls SetEnv.cmd to set up build environment and runs msbuild.

  # It is useful when building Visual Studio projects with the SDK

  # toolchain rather than Visual Studio.

  include(FindSetEnv)

  if (WINSDK_SETENV)

    set(MSBUILD_SETUP "call \"${WINSDK_SETENV}\"")

  endif ()

  # Set FrameworkPathOverride to get rid of MSB3644 warnings.

  join(netfxpath

       "C:\\Program Files\\Reference Assemblies\\Microsoft\\Framework\\"

       ".NETFramework\\v4.0")

  file(WRITE run-msbuild.bat "

    ${MSBUILD_SETUP}

    ${CMAKE_MAKE_PROGRAM} -p:FrameworkPathOverride=\"${netfxpath}\" %*")

endif ()

set(strtod_l_headers stdlib.h)

if (APPLE)

  set(strtod_l_headers ${strtod_l_headers} xlocale.h)

endif ()

include(CheckSymbolExists)

if (WIN32)

  check_symbol_exists(_strtod_l "${strtod_l_headers}" HAVE_STRTOD_L)

else ()

  check_symbol_exists(strtod_l "${strtod_l_headers}" HAVE_STRTOD_L)

endif ()

function(add_headers VAR)

  set(headers ${${VAR}})

  foreach (header ${ARGN})

    set(headers ${headers} include/fmt/${header})

  endforeach()

  set(${VAR} ${headers} PARENT_SCOPE)

endfunction()

# Define the fmt library, its includes and the needed defines.

add_headers(FMT_HEADERS args.h chrono.h color.h compile.h core.h format.h

                        format-inl.h locale.h os.h ostream.h printf.h ranges.h

                        xchar.h)

if (FMT_MODULE)

  set(FMT_SOURCES src/fmt.cc)

elseif (FMT_OS)

  set(FMT_SOURCES src/format.cc src/os.cc)

else()

  set(FMT_SOURCES src/format.cc)

endif ()

add_library(fmt ${FMT_SOURCES} ${FMT_HEADERS} README.rst ChangeLog.rst)

add_library(fmt::fmt ALIAS fmt)

if (HAVE_STRTOD_L)

  target_compile_definitions(fmt PUBLIC FMT_LOCALE)

endif ()

if (MINGW)

  check_cxx_compiler_flag("-Wa,-mbig-obj" FMT_HAS_MBIG_OBJ)

  if (${FMT_HAS_MBIG_OBJ})

    target_compile_options(fmt PUBLIC "-Wa,-mbig-obj")

  endif()

endif ()

if (FMT_WERROR)

  target_compile_options(fmt PRIVATE ${WERROR_FLAG})

endif ()

if (FMT_PEDANTIC)

  target_compile_options(fmt PRIVATE ${PEDANTIC_COMPILE_FLAGS})

endif ()

if (FMT_MODULE)

  enable_module(fmt)

endif ()

target_compile_features(fmt INTERFACE ${FMT_REQUIRED_FEATURES})

target_include_directories(fmt ${FMT_SYSTEM_HEADERS_ATTRIBUTE} PUBLIC

  $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>

  $<INSTALL_INTERFACE:${FMT_INC_DIR}>)

set(FMT_DEBUG_POSTFIX d CACHE STRING "Debug library postfix.")

set_target_properties(fmt PROPERTIES

  VERSION ${FMT_VERSION} SOVERSION ${CPACK_PACKAGE_VERSION_MAJOR}

  DEBUG_POSTFIX "${FMT_DEBUG_POSTFIX}")

# Set FMT_LIB_NAME for pkg-config fmt.pc. We cannot use the OUTPUT_NAME target

# property because it's not set by default.

set(FMT_LIB_NAME fmt)

if (CMAKE_BUILD_TYPE STREQUAL "Debug")

  set(FMT_LIB_NAME ${FMT_LIB_NAME}${FMT_DEBUG_POSTFIX})

endif ()

if (BUILD_SHARED_LIBS)

  if (UNIX AND NOT APPLE AND NOT ${CMAKE_SYSTEM_NAME} MATCHES "SunOS" AND

      NOT EMSCRIPTEN)

    # Fix rpmlint warning:

    # unused-direct-shlib-dependency /usr/lib/libformat.so.1.1.0 /lib/libm.so.6.

    target_link_libraries(fmt -Wl,--as-needed)

  endif ()

  target_compile_definitions(fmt PRIVATE FMT_EXPORT INTERFACE FMT_SHARED)

endif ()

if (FMT_SAFE_DURATION_CAST)

  target_compile_definitions(fmt PUBLIC FMT_SAFE_DURATION_CAST)

endif()

add_library(fmt-header-only INTERFACE)

add_library(fmt::fmt-header-only ALIAS fmt-header-only)

target_compile_definitions(fmt-header-only INTERFACE FMT_HEADER_ONLY=1)

target_compile_features(fmt-header-only INTERFACE ${FMT_REQUIRED_FEATURES})

target_include_directories(fmt-header-only ${FMT_SYSTEM_HEADERS_ATTRIBUTE} INTERFACE

  $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>

  $<INSTALL_INTERFACE:${FMT_INC_DIR}>)

# Install targets.

if (FMT_INSTALL)

  include(CMakePackageConfigHelpers)

  set_verbose(FMT_CMAKE_DIR ${CMAKE_INSTALL_LIBDIR}/cmake/fmt CACHE STRING

              "Installation directory for cmake files, a relative path that "

              "will be joined with ${CMAKE_INSTALL_PREFIX} or an absolute "

              "path.")

  set(version_config ${PROJECT_BINARY_DIR}/fmt-config-version.cmake)

  set(project_config ${PROJECT_BINARY_DIR}/fmt-config.cmake)

  set(pkgconfig ${PROJECT_BINARY_DIR}/fmt.pc)

  set(targets_export_name fmt-targets)

  set_verbose(FMT_LIB_DIR ${CMAKE_INSTALL_LIBDIR} CACHE STRING

              "Installation directory for libraries, a relative path that "

              "will be joined to ${CMAKE_INSTALL_PREFIX} or an absolute path.")

  set_verbose(FMT_PKGCONFIG_DIR ${CMAKE_INSTALL_LIBDIR}/pkgconfig CACHE PATH

              "Installation directory for pkgconfig (.pc) files, a relative "

              "path that will be joined with ${CMAKE_INSTALL_PREFIX} or an "

              "absolute path.")

  # Generate the version, config and target files into the build directory.

  write_basic_package_version_file(

    ${version_config}

    VERSION ${FMT_VERSION}

    COMPATIBILITY AnyNewerVersion)

  join_paths(libdir_for_pc_file "\${exec_prefix}" "${FMT_LIB_DIR}")

  join_paths(includedir_for_pc_file "\${prefix}" "${FMT_INC_DIR}")

  configure_file(

    "${PROJECT_SOURCE_DIR}/support/cmake/fmt.pc.in"

    "${pkgconfig}"

    @ONLY)

  configure_package_config_file(

    ${PROJECT_SOURCE_DIR}/support/cmake/fmt-config.cmake.in

    ${project_config}

    INSTALL_DESTINATION ${FMT_CMAKE_DIR})

  set(INSTALL_TARGETS fmt fmt-header-only)

  # Install the library and headers.

  install(TARGETS ${INSTALL_TARGETS} EXPORT ${targets_export_name}

          LIBRARY DESTINATION ${FMT_LIB_DIR}

          ARCHIVE DESTINATION ${FMT_LIB_DIR}

          RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})

  # Use a namespace because CMake provides better diagnostics for namespaced

  # imported targets.

  export(TARGETS ${INSTALL_TARGETS} NAMESPACE fmt::

         FILE ${PROJECT_BINARY_DIR}/${targets_export_name}.cmake)

  # Install version, config and target files.

  install(

    FILES ${project_config} ${version_config}

    DESTINATION ${FMT_CMAKE_DIR})

  install(EXPORT ${targets_export_name} DESTINATION ${FMT_CMAKE_DIR}

          NAMESPACE fmt::)

  install(FILES $<TARGET_PDB_FILE:${INSTALL_TARGETS}>

          DESTINATION ${FMT_LIB_DIR} OPTIONAL)

  install(FILES ${FMT_HEADERS} DESTINATION "${FMT_INC_DIR}/fmt")

  install(FILES "${pkgconfig}" DESTINATION "${FMT_PKGCONFIG_DIR}")

endif ()

if (FMT_DOC)

  add_subdirectory(doc)

endif ()

if (FMT_TEST)

  enable_testing()

  add_subdirectory(test)

endif ()

# Control fuzzing independent of the unit tests.

if (FMT_FUZZ)

  add_subdirectory(test/fuzzing)

  # The FMT_FUZZ macro is used to prevent resource exhaustion in fuzzing

  # mode and make fuzzing practically possible. It is similar to

  # FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION but uses a different name to

  # avoid interfering with fuzzing of projects that use {fmt}.

  # See also https://llvm.org/docs/LibFuzzer.html#fuzzer-friendly-build-mode.

  target_compile_definitions(fmt PUBLIC FMT_FUZZ)

endif ()

set(gitignore ${PROJECT_SOURCE_DIR}/.gitignore)

if (FMT_MASTER_PROJECT AND EXISTS ${gitignore})

  # Get the list of ignored files from .gitignore.

  file (STRINGS ${gitignore} lines)

  list(REMOVE_ITEM lines /doc/html)

  foreach (line ${lines})

    string(REPLACE "." "[.]" line "${line}")

    string(REPLACE "*" ".*" line "${line}")

    set(ignored_files ${ignored_files} "${line}$" "${line}/")

  endforeach ()

  set(ignored_files ${ignored_files}

    /.git /breathe /format-benchmark sphinx/ .buildinfo .doctrees)

  set(CPACK_SOURCE_GENERATOR ZIP)

  set(CPACK_SOURCE_IGNORE_FILES ${ignored_files})

  set(CPACK_SOURCE_PACKAGE_FILE_NAME fmt-${FMT_VERSION})

  set(CPACK_PACKAGE_NAME fmt)

  set(CPACK_RESOURCE_FILE_README ${PROJECT_SOURCE_DIR}/README.rst)

  include(CPack)

endif ()