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serenity/Userland/Libraries/LibUnicode/unicode_data.cmake
Timothy Flynn 32ea461385 LibUnicode: Download and parse the special casing UCD file
This adds a SpecialCasing structure to the generated UnicodeData.h/cpp
files. This structure contains casing rules for code points which have
non-1-to-1 upper-to-lower case code point mappings. Further, these rules
may be limited to specific locales or other context.
2021-07-27 21:04:36 +01:00

53 lines
2.5 KiB
CMake

option(ENABLE_UNICODE_DATABASE_DOWNLOAD "Enable download of Unicode UCD files at build time" ON)
set(UNICODE_DATA_URL https://www.unicode.org/Public/13.0.0/ucd/UnicodeData.txt)
set(UNICODE_DATA_PATH ${CMAKE_BINARY_DIR}/UCD/UnicodeData.txt)
set(SPECIAL_CASING_URL https://www.unicode.org/Public/13.0.0/ucd/SpecialCasing.txt)
set(SPECIAL_CASING_PATH ${CMAKE_BINARY_DIR}/UCD/SpecialCasing.txt)
if (ENABLE_UNICODE_DATABASE_DOWNLOAD)
if (NOT EXISTS ${UNICODE_DATA_PATH})
message(STATUS "Downloading UCD UnicodeData.txt from ${UNICODE_DATA_URL}...")
file(DOWNLOAD ${UNICODE_DATA_URL} ${UNICODE_DATA_PATH} INACTIVITY_TIMEOUT 10)
endif()
if (NOT EXISTS ${SPECIAL_CASING_PATH})
message(STATUS "Downloading UCD SpecialCasing.txt from ${SPECIAL_CASING_URL}...")
file(DOWNLOAD ${SPECIAL_CASING_URL} ${SPECIAL_CASING_PATH} INACTIVITY_TIMEOUT 10)
endif()
set(UNICODE_GENERATOR CodeGenerators/GenerateUnicodeData)
set(UNICODE_DATA_HEADER UnicodeData.h)
set(UNICODE_DATA_IMPLEMENTATION UnicodeData.cpp)
if (CMAKE_SOURCE_DIR MATCHES ".*/Lagom") # Lagom-only build.
set(UNICODE_GENERATOR LibUnicode/CodeGenerators/GenerateUnicodeData)
set(UNICODE_DATA_HEADER LibUnicode/UnicodeData.h)
set(UNICODE_DATA_IMPLEMENTATION LibUnicode/UnicodeData.cpp)
elseif (CMAKE_CURRENT_BINARY_DIR MATCHES ".*/Lagom") # Lagom build within the main SerenityOS build.
set(UNICODE_GENERATOR ../../Userland/Libraries/LibUnicode/CodeGenerators/GenerateUnicodeData)
set(UNICODE_DATA_HEADER LibUnicode/UnicodeData.h)
set(UNICODE_DATA_IMPLEMENTATION LibUnicode/UnicodeData.cpp)
endif()
add_custom_command(
OUTPUT ${UNICODE_DATA_HEADER}
COMMAND ${write_if_different} ${UNICODE_DATA_HEADER} ${UNICODE_GENERATOR} -h -u ${UNICODE_DATA_PATH} -s ${SPECIAL_CASING_PATH}
VERBATIM
DEPENDS GenerateUnicodeData
MAIN_DEPENDENCY ${UNICODE_DATA_PATH} ${SPECIAL_CASING_PATH}
)
add_custom_command(
OUTPUT ${UNICODE_DATA_IMPLEMENTATION}
COMMAND ${write_if_different} ${UNICODE_DATA_IMPLEMENTATION} ${UNICODE_GENERATOR} -c -u ${UNICODE_DATA_PATH} -s ${SPECIAL_CASING_PATH}
VERBATIM
DEPENDS GenerateUnicodeData
MAIN_DEPENDENCY ${UNICODE_DATA_PATH} ${SPECIAL_CASING_PATH}
)
set(UNICODE_DATA_SOURCES ${UNICODE_DATA_HEADER} ${UNICODE_DATA_IMPLEMENTATION})
add_compile_definitions(ENABLE_UNICODE_DATA=1)
else()
add_compile_definitions(ENABLE_UNICODE_DATA=0)
endif()