94 lines
3.5 KiB
CMake
94 lines
3.5 KiB
CMake
# Define the fmt library, its includes and the needed defines.
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# *.cc are added to FMT_HEADERS for the header-only configuration.
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set(FMT_HEADERS container.h format.h format.cc ostream.h ostream.cc printf.h
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printf.cc string.h time.h)
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if (HAVE_OPEN)
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set(FMT_HEADERS ${FMT_HEADERS} posix.h)
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set(FMT_SOURCES ${FMT_SOURCES} posix.cc)
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endif ()
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add_library(fmt ${FMT_SOURCES} ${FMT_HEADERS} ../README.rst ../ChangeLog.rst)
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add_library(fmt::fmt ALIAS fmt)
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# Starting with cmake 3.1 the CXX_STANDARD property can be used instead.
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# Note: Don't make -std=c++11 public or interface, since it breaks projects
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# that use C++14.
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target_compile_options(fmt PRIVATE ${CPP11_FLAG})
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if (FMT_PEDANTIC)
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target_compile_options(fmt PRIVATE ${PEDANTIC_COMPILE_FLAGS})
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endif ()
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target_include_directories(fmt PUBLIC
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$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>
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$<INSTALL_INTERFACE:include>)
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set_target_properties(fmt PROPERTIES
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VERSION ${FMT_VERSION} SOVERSION ${CPACK_PACKAGE_VERSION_MAJOR})
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if (BUILD_SHARED_LIBS)
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if (UNIX AND NOT APPLE)
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# Fix rpmlint warning:
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# unused-direct-shlib-dependency /usr/lib/libformat.so.1.1.0 /lib/libm.so.6.
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target_link_libraries(fmt -Wl,--as-needed)
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endif ()
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target_compile_definitions(fmt PRIVATE FMT_EXPORT INTERFACE FMT_SHARED)
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endif ()
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#------------------------------------------------------------------------------
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# additionally define a header only library when cmake is new enough
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if (CMAKE_VERSION VERSION_GREATER 3.1.0 OR CMAKE_VERSION VERSION_EQUAL 3.1.0)
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add_library(fmt-header-only INTERFACE)
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add_library(fmt::fmt-header-only ALIAS fmt-header-only)
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target_compile_definitions(fmt-header-only INTERFACE FMT_HEADER_ONLY=1)
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target_include_directories(fmt-header-only INTERFACE
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$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>
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$<INSTALL_INTERFACE:include>)
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endif ()
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# Install targets.
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if (FMT_INSTALL)
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include(GNUInstallDirs)
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include(CMakePackageConfigHelpers)
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set(FMT_CMAKE_DIR ${CMAKE_INSTALL_LIBDIR}/cmake/fmt CACHE STRING
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"Installation directory for cmake files, relative to ${CMAKE_INSTALL_PREFIX}.")
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set(version_config ${PROJECT_BINARY_DIR}/fmt-config-version.cmake)
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set(project_config ${PROJECT_BINARY_DIR}/fmt-config.cmake)
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set(targets_export_name fmt-targets)
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set (INSTALL_TARGETS fmt)
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if (TARGET fmt-header-only)
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set(INSTALL_TARGETS ${INSTALL_TARGETS} fmt-header-only)
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endif ()
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set(FMT_LIB_DIR ${CMAKE_INSTALL_LIBDIR} CACHE STRING
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"Installation directory for libraries, relative to ${CMAKE_INSTALL_PREFIX}.")
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set(FMT_INC_DIR ${CMAKE_INSTALL_INCLUDEDIR}/fmt CACHE STRING
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"Installation directory for include files, relative to ${CMAKE_INSTALL_PREFIX}.")
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# Generate the version, config and target files into the build directory.
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write_basic_package_version_file(
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${version_config}
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VERSION ${FMT_VERSION}
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COMPATIBILITY AnyNewerVersion)
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configure_package_config_file(
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${PROJECT_SOURCE_DIR}/support/cmake/fmt-config.cmake.in
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${project_config}
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INSTALL_DESTINATION ${FMT_CMAKE_DIR})
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export(TARGETS ${INSTALL_TARGETS} NAMESPACE fmt::
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FILE ${PROJECT_BINARY_DIR}/${targets_export_name}.cmake)
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# Install version, config and target files.
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install(
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FILES ${project_config} ${version_config}
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DESTINATION ${FMT_CMAKE_DIR})
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install(EXPORT ${targets_export_name} DESTINATION ${FMT_CMAKE_DIR}
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NAMESPACE fmt::)
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# Install the library and headers.
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install(TARGETS ${INSTALL_TARGETS} EXPORT ${targets_export_name}
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DESTINATION ${FMT_LIB_DIR})
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install(FILES ${FMT_HEADERS} DESTINATION ${FMT_INC_DIR})
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endif ()
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