mirror of
https://github.com/love2d/megasource.git
synced 2026-08-12 08:30:59 +02:00
Sasha Szpakowski
85 lines
2.8 KiB
CMake
85 lines
2.8 KiB
CMake
cmake_minimum_required(VERSION 3.8...3.28)
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# [CR] Heavily modified for OpenAL Soft to avoid clashes if used as a sub-
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# project with other uses of fmt.
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# Fallback for using newer policies on CMake <3.12.
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if (${CMAKE_VERSION} VERSION_LESS 3.12)
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cmake_policy(VERSION ${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION})
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endif ()
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# Joins arguments and places the results in ${result_var}.
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function(join result_var)
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set(result "")
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foreach (arg ${ARGN})
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set(result "${result}${arg}")
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endforeach ()
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set(${result_var} "${result}" PARENT_SCOPE)
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endfunction()
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include(CMakeParseArguments)
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project(ALSOFT_FMT CXX)
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# Get version from base.h
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file(READ include/fmt/base.h base_h)
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if (NOT base_h MATCHES "FMT_VERSION ([0-9]+)([0-9][0-9])([0-9][0-9])")
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message(FATAL_ERROR "Cannot get FMT_VERSION from base.h.")
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endif ()
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# Use math to skip leading zeros if any.
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math(EXPR CPACK_PACKAGE_VERSION_MAJOR ${CMAKE_MATCH_1})
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math(EXPR CPACK_PACKAGE_VERSION_MINOR ${CMAKE_MATCH_2})
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math(EXPR CPACK_PACKAGE_VERSION_PATCH ${CMAKE_MATCH_3})
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join(FMT_VERSION ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.
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${CPACK_PACKAGE_VERSION_PATCH})
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message(STATUS "{fmt} version: ${FMT_VERSION}")
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message(STATUS "Build type: ${CMAKE_BUILD_TYPE}")
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set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH}
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"${CMAKE_CURRENT_SOURCE_DIR}/support/cmake")
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include(CheckCXXCompilerFlag)
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include(JoinPaths)
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function(add_headers VAR)
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set(headers ${${VAR}})
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foreach (header ${ARGN})
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set(headers ${headers} include/fmt/${header})
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endforeach()
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set(${VAR} ${headers} PARENT_SCOPE)
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endfunction()
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set(ALSOFT_FMT_DEBUG_POSTFIX d CACHE STRING "Debug library postfix.")
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# Define the fmt library, its includes and the needed defines.
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add_headers(FMT_HEADERS args.h base.h chrono.h color.h compile.h core.h format.h
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format-inl.h os.h ostream.h printf.h ranges.h std.h
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xchar.h)
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set(FMT_SOURCES src/format.cc src/os.cc)
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add_library(alsoft.fmt OBJECT ${FMT_SOURCES} ${FMT_HEADERS} README.md ChangeLog.md)
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add_library(alsoft::fmt ALIAS alsoft.fmt)
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if (cxx_std_11 IN_LIST CMAKE_CXX_COMPILE_FEATURES)
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target_compile_features(alsoft.fmt PUBLIC cxx_std_11)
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else ()
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message(WARNING "Feature cxx_std_11 is unknown for the CXX compiler")
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endif ()
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target_include_directories(alsoft.fmt PUBLIC
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$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>)
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set_target_properties(alsoft.fmt PROPERTIES ${ALSOFT_STD_VERSION_PROPS}
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VERSION ${FMT_VERSION} SOVERSION ${CPACK_PACKAGE_VERSION_MAJOR}
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DEBUG_POSTFIX "${ALSOFT_FMT_DEBUG_POSTFIX}"
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POSITION_INDEPENDENT_CODE TRUE
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C_VISIBILITY_PRESET hidden
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CXX_VISIBILITY_PRESET hidden
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EXCLUDE_FROM_ALL TRUE)
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if (MSVC)
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# Unicode support requires compiling with /utf-8.
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target_compile_options(alsoft.fmt PUBLIC $<$<COMPILE_LANGUAGE:CXX>:/utf-8>)
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endif ()
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