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84 lines
2.7 KiB
CMake
84 lines
2.7 KiB
CMake
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# Finds the International Components for Unicode (ICU) Library
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#
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# ICU_FOUND - True if ICU found.
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# ICU_I18N_FOUND - True if ICU's internationalization library found.
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# ICU_INCLUDE_DIRS - Directory to include to get ICU headers
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# Note: always include ICU headers as, e.g.,
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# unicode/utypes.h
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# ICU_LIBRARIES - Libraries to link against for the common ICU
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# ICU_I18N_LIBRARIES - Libraries to link against for ICU internationaliation
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# (note: in addition to ICU_LIBRARIES)
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find_package(PkgConfig)
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pkg_check_modules(PC_ICU icu-uc)
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# Look for the header file.
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find_path(
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ICU_INCLUDE_DIR
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NAMES unicode/utypes.h
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HINTS ${PC_ICU_INCLUDE_DIRS}
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${PC_ICU_INCLUDEDIR}
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DOC "Include directory for the ICU library")
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mark_as_advanced(ICU_INCLUDE_DIR)
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# Look for the library.
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find_library(
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ICU_LIBRARY
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NAMES icuuc cygicuuc cygicuuc32
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HINTS ${PC_ICU_LIBRARY_DIRS}
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${PC_ICU_LIBDIR}
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DOC "Libraries to link against for the common parts of ICU")
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mark_as_advanced(ICU_LIBRARY)
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# Copy the results to the output variables.
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if (ICU_INCLUDE_DIR AND ICU_LIBRARY)
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set(ICU_FOUND 1)
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set(ICU_LIBRARIES ${ICU_LIBRARY})
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set(ICU_INCLUDE_DIRS ${ICU_INCLUDE_DIR})
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set(ICU_VERSION 0)
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set(ICU_MAJOR_VERSION 0)
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set(ICU_MINOR_VERSION 0)
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file(READ "${ICU_INCLUDE_DIR}/unicode/uversion.h" _ICU_VERSION_CONENTS)
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string(REGEX REPLACE ".*#define U_ICU_VERSION_MAJOR_NUM ([0-9]+).*" "\\1" ICU_MAJOR_VERSION "${_ICU_VERSION_CONENTS}")
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string(REGEX REPLACE ".*#define U_ICU_VERSION_MINOR_NUM ([0-9]+).*" "\\1" ICU_MINOR_VERSION "${_ICU_VERSION_CONENTS}")
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set(ICU_VERSION "${ICU_MAJOR_VERSION}.${ICU_MINOR_VERSION}")
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# Look for the ICU internationalization libraries
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find_library(
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ICU_I18N_LIBRARY
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NAMES icuin icui18n cygicuin cygicuin32
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DOC "Libraries to link against for ICU internationalization")
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mark_as_advanced(ICU_I18N_LIBRARY)
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if (ICU_I18N_LIBRARY)
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set(ICU_I18N_FOUND 1)
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set(ICU_I18N_LIBRARIES ${ICU_I18N_LIBRARY})
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else ()
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set(ICU_I18N_FOUND 0)
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set(ICU_I18N_LIBRARIES)
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endif ()
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else ()
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set(ICU_FOUND 0)
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set(ICU_I18N_FOUND 0)
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set(ICU_LIBRARIES)
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set(ICU_I18N_LIBRARIES)
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set(ICU_INCLUDE_DIRS)
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set(ICU_VERSION)
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set(ICU_MAJOR_VERSION)
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set(ICU_MINOR_VERSION)
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endif ()
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if (ICU_FOUND)
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if (NOT ICU_FIND_QUIETLY)
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message(STATUS "Found ICU header files in ${ICU_INCLUDE_DIRS}")
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message(STATUS "Found ICU libraries: ${ICU_LIBRARIES}")
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endif ()
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else ()
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if (ICU_FIND_REQUIRED)
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message(FATAL_ERROR "Could not find ICU")
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else ()
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message(STATUS "Optional package ICU was not found")
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endif ()
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endif ()
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