CMakeLists.txt - third_party/harfbuzz - Git at Google

 cmake_minimum_required(VERSION 2.8.0)
 project(harfbuzz)

 ## Disallow in-source builds
 if ("${PROJECT_BINARY_DIR}" STREQUAL "${PROJECT_SOURCE_DIR}")
   message(FATAL_ERROR
     "
 In-source builds are not permitted!  Make a separate folder for"
     " building, e.g.,"
     "
   mkdir build; cd build; cmake .."
     "
 Before that, remove the files created by this failed run with"
     "
   rm -rf CMakeCache.txt CMakeFiles")
 endif ()
 ##

 ## HarfBuzz build configurations
 option(HB_HAVE_FREETYPE "Use FreeType" OFF)
 option(HB_HAVE_UNISCRIBE "Enable Uniscribe shaper on Windows" OFF)
 option(HB_HAVE_DIRECWRITE "Enable DirectWrite shaper on Windows" OFF)
 option(HB_HAVE_CORETEXT "Enable CoreText shaper on macOS" ON)
 option(HB_BUILTIN_UCDN "Use HarfBuzz provided UCDN" ON)

 include_directories(AFTER
   ${CMAKE_CURRENT_SOURCE_DIR}/src
   ${PROJECT_BINARY_DIR}/src
   )

 # feel free to discuss these or more with the maintainers
 add_definitions(-DHAVE_OT)
 add_definitions(-DHB_NO_MT)
 add_definitions(-DHB_DISABLE_DEPRECATED)

 if (BUILD_SHARED_LIBS)
   add_definitions(-DHAVE_ATEXIT)
 endif ()

 if (MSVC)
   add_definitions(-wd4244 -wd4267 -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_WARNINGS)
 endif ()

 if (WIN32 AND NOT MINGW AND BUILD_SHARED_LIBS)
   add_definitions("-DHB_EXTERN=__declspec(dllexport) extern")
 endif ()
 ##

 set(IN_HB_DIST FALSE)
 if (EXISTS "${PROJECT_SOURCE_DIR}/src/hb-version.h")
   # perhaps we are on dist directory
   set(IN_HB_DIST TRUE)
   set(HB_VERSION_H "${PROJECT_SOURCE_DIR}/src/hb-version.h")
 endif ()

 if (NOT IN_HB_DIST)
   ## execute ragel tasks
   find_program(RAGEL "ragel")

   if (RAGEL)
     message(STATUS "ragel found at: ${RAGEL}")
   else (RAGEL)
     message(FATAL_ERROR "ragel not found, get it here -- http://www.complang.org/ragel/")
   endif (RAGEL)

   function (ragel_preproc src_dir src_sans_rl out_sfx)
     add_custom_command(OUTPUT ${PROJECT_BINARY_DIR}/src/${src_sans_rl}${out_sfx}
       COMMAND ${RAGEL} -G2 -o ${PROJECT_BINARY_DIR}/src/${src_sans_rl}${out_sfx} ${CMAKE_CURRENT_SOURCE_DIR}/${src_dir}/${src_sans_rl}.rl -I ${CMAKE_CURRENT_SOURCE_DIR} ${ARGN}
       DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${src_dir}/${src_sans_rl}.rl
       )
     add_custom_target(harfbuzz_${src_sans_rl} DEPENDS ${PROJECT_BINARY_DIR}/src/${src_sans_rl})
   endfunction(ragel_preproc)

   ragel_preproc(src hb-buffer-deserialize-json .hh)
   ragel_preproc(src hb-buffer-deserialize-text .hh)
   ragel_preproc(src hb-ot-shape-complex-indic-machine .hh)
   ragel_preproc(src hb-ot-shape-complex-myanmar-machine .hh)
   ragel_preproc(src hb-ot-shape-complex-use-machine .hh)
   ##

   ## Generate hb-version.h
   file(READ configure.ac CONFIGUREAC)
   string(REGEX MATCH "\\[(([0-9]+)\\.([0-9]+)\\.([0-9]+))\\]" HB_VERSION_MATCH ${CONFIGUREAC})
   set(HB_VERSION ${CMAKE_MATCH_1})
   set(HB_VERSION_MAJOR ${CMAKE_MATCH_2})
   set(HB_VERSION_MINOR ${CMAKE_MATCH_3})
   set(HB_VERSION_MICRO ${CMAKE_MATCH_4})

   set(HB_VERSION_H_IN "${PROJECT_SOURCE_DIR}/src/hb-version.h.in")
   set(HB_VERSION_H "${PROJECT_BINARY_DIR}/src/hb-version.h")
   set_source_files_properties("${HB_VERSION_H}" PROPERTIES GENERATED true)
   configure_file("${HB_VERSION_H_IN}" "${HB_VERSION_H}.tmp" @ONLY)
   execute_process(COMMAND "${CMAKE_COMMAND}" -E copy_if_different
     "${HB_VERSION_H}.tmp"
     "${HB_VERSION_H}")
   file(REMOVE "${HB_VERSION_H}.tmp")
   ##
 endif ()

 ## Extract variables from src/Makefile.sources
 file(READ src/Makefile.sources MAKEFILESOURCES)
 function (extract_make_variable variable)
   string(REGEX MATCH "${variable} = ([^$]+)" temp ${MAKEFILESOURCES})
   if (NOT IN_HB_DIST)
     # these should be built first and will be added from a different path
     string(REPLACE "hb-buffer-deserialize-json.hh" "" temp ${temp})
     string(REPLACE "hb-buffer-deserialize-text.hh" "" temp ${temp})
     string(REPLACE "hb-ot-shape-complex-indic-machine.hh" "" temp ${temp})
     string(REPLACE "hb-ot-shape-complex-myanmar-machine.hh" "" temp ${temp})
     string(REPLACE "hb-ot-shape-complex-use-machine.hh" "" temp ${temp})
   endif ()
   string(REGEX REPLACE "\thb" "src/hb" temp ${temp})
   string(REGEX MATCHALL "src/[^ ]+" temp ${temp})
   set(${variable} ${temp} PARENT_SCOPE)
 endfunction(extract_make_variable)

 extract_make_variable(HB_BASE_sources)
 extract_make_variable(HB_BASE_headers)
 extract_make_variable(HB_OT_sources)
 extract_make_variable(HB_OT_headers)
 ##

 ## Define source and headers of projects
 if (NOT IN_HB_DIST)
   set(project_sources
     ${project_sources}

     ${PROJECT_BINARY_DIR}/src/hb-buffer-deserialize-json.hh
     ${PROJECT_BINARY_DIR}/src/hb-buffer-deserialize-text.hh
     ${PROJECT_BINARY_DIR}/src/hb-ot-shape-complex-indic-machine.hh
     ${PROJECT_BINARY_DIR}/src/hb-ot-shape-complex-myanmar-machine.hh
     ${PROJECT_BINARY_DIR}/src/hb-ot-shape-complex-use-machine.hh
     )
 endif ()

 set(project_headers
   ${HB_VERSION_H}

   ${HB_BASE_headers}
   ${HB_OT_headers}
   )

 set(project_sources
   ${project_sources}

   ${HB_BASE_sources}
   ${HB_OT_sources}
   )

 if (HB_HAVE_FREETYPE)
   set(FREETYPE_DIR "$ENV{FREETYPE_DIR}"
     CACHE PATH "root path for freetype lib/ and include/ folders"
     )
   find_path(FREETYPE_INCLUDE_DIR
     ft2build.h freetype2/freetype/freetype.h
     PATHS ${FREETYPE_DIR}/include
     )

   if (CMAKE_BUILD_TYPE MATCHES Debug)
     find_library(FREETYPE_DEBUG_LIBRARY freetyped)
     set(FREETYPE_ACTUAL_LIBRARY ${FREETYPE_DEBUG_LIBRARY})
   else ()
     find_library(FREETYPE_LIBRARY
       freetype libfreetype
       PATHS ${FREETYPE_DIR}/lib
       DOC "freetype library"
       )
     set(FREETYPE_ACTUAL_LIBRARY ${FREETYPE_LIBRARY})
   endif ()

   if (FREETYPE_INCLUDE_DIR)
     include_directories(AFTER ${FREETYPE_INCLUDE_DIR} ${FREETYPE_INCLUDE_DIR}/freetype2)
   endif ()

   if (FREETYPE_INCLUDE_DIR AND FREETYPE_ACTUAL_LIBRARY)
     set (THIRD_PARTY_LIBS ${THIRD_PARTY_LIBS} ${FREETYPE_ACTUAL_LIBRARY})
     add_definitions(-DHAVE_FREETYPE=1 -DHAVE_FT_FACE_GETCHARVARIANTINDEX=1)
   endif ()

   set(project_headers ${project_headers} src/hb-ft.h)

   set(project_sources ${project_sources} src/hb-ft.cc)
 endif ()

 if (HB_BUILTIN_UCDN)
   include_directories(src/hb-ucdn)
   add_definitions(-DHAVE_UCDN)

   set(project_headers ${project_headers} src/hb-ucdn/ucdn.h)

   set(project_sources
     ${project_sources}

     src/hb-ucdn.cc
     src/hb-ucdn/ucdn.c
     src/hb-ucdn/unicodedata_db.h)
 else ()
   add_definitions(-DHB_NO_UNICODE_FUNCS)
 endif ()

 if (APPLE AND HB_HAVE_CORETEXT)
   # Apple Advanced Typography
   add_definitions(-DHAVE_CORETEXT)

   set(project_headers ${project_headers} src/hb-coretext.h)

   set(project_sources ${project_sources} src/hb-coretext.cc)

   find_library(APPLICATION_SERVICES_FRAMEWORK ApplicationServices)
   mark_as_advanced(APPLICATION_SERVICES_FRAMEWORK)
   if (APPLICATION_SERVICES_FRAMEWORK)
     set(THIRD_PARTY_LIBS ${THIRD_PARTY_LIBS} ${APPLICATION_SERVICES_FRAMEWORK})
   endif (APPLICATION_SERVICES_FRAMEWORK)
 endif ()

 if (WIN32 AND HB_HAVE_UNISCRIBE)
   add_definitions(-DHAVE_UNISCRIBE)

   set(project_headers ${project_headers} src/hb-uniscribe.h)

   set(project_sources ${project_sources} src/hb-uniscribe.cc)

   set(THIRD_PARTY_LIBS ${THIRD_PARTY_LIBS} usp10 gdi32 rpcrt4)
 endif ()

 if (WIN32 AND HB_HAVE_DIRECTWRITE)
   add_definitions(-DHAVE_DIRECTWRITE)

   set(project_headers ${project_headers} src/hb-directwrite.h)

   set(project_sources ${project_sources} src/hb-directwrite.cc)

   set(THIRD_PARTY_LIBS ${THIRD_PARTY_LIBS} dwrite rpcrt4)
 endif ()

 set(project_sources ${project_sources} ${project_headers})
 ##

 add_library(harfbuzz ${project_sources})
 target_link_libraries(harfbuzz ${THIRD_PARTY_LIBS})

 ## Install
 if (NOT SKIP_INSTALL_HEADERS AND NOT SKIP_INSTALL_ALL)
   install(FILES ${project_headers} DESTINATION include/harfbuzz)
 endif ()

 if (NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL)
   install(TARGETS harfbuzz
     ARCHIVE DESTINATION lib
     LIBRARY DESTINATION lib
     RUNTIME DESTINATION bin
     )
 endif ()
 ##
	cmake_minimum_required(VERSION 2.8.0)
	project(harfbuzz)

	## Disallow in-source builds
	if ("${PROJECT_BINARY_DIR}" STREQUAL "${PROJECT_SOURCE_DIR}")
	message(FATAL_ERROR
	"
	In-source builds are not permitted! Make a separate folder for"
	" building, e.g.,"
	"
	mkdir build; cd build; cmake .."
	"
	Before that, remove the files created by this failed run with"
	"
	rm -rf CMakeCache.txt CMakeFiles")
	endif ()
	##

	## HarfBuzz build configurations
	option(HB_HAVE_FREETYPE "Use FreeType" OFF)
	option(HB_HAVE_UNISCRIBE "Enable Uniscribe shaper on Windows" OFF)
	option(HB_HAVE_DIRECWRITE "Enable DirectWrite shaper on Windows" OFF)
	option(HB_HAVE_CORETEXT "Enable CoreText shaper on macOS" ON)
	option(HB_BUILTIN_UCDN "Use HarfBuzz provided UCDN" ON)

	include_directories(AFTER
	${CMAKE_CURRENT_SOURCE_DIR}/src
	${PROJECT_BINARY_DIR}/src
	)

	# feel free to discuss these or more with the maintainers
	add_definitions(-DHAVE_OT)
	add_definitions(-DHB_NO_MT)
	add_definitions(-DHB_DISABLE_DEPRECATED)

	if (BUILD_SHARED_LIBS)
	add_definitions(-DHAVE_ATEXIT)
	endif ()

	if (MSVC)
	add_definitions(-wd4244 -wd4267 -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_WARNINGS)
	endif ()

	if (WIN32 AND NOT MINGW AND BUILD_SHARED_LIBS)
	add_definitions("-DHB_EXTERN=__declspec(dllexport) extern")
	endif ()
	##

	set(IN_HB_DIST FALSE)
	if (EXISTS "${PROJECT_SOURCE_DIR}/src/hb-version.h")
	# perhaps we are on dist directory
	set(IN_HB_DIST TRUE)
	set(HB_VERSION_H "${PROJECT_SOURCE_DIR}/src/hb-version.h")
	endif ()

	if (NOT IN_HB_DIST)
	## execute ragel tasks
	find_program(RAGEL "ragel")

	if (RAGEL)
	message(STATUS "ragel found at: ${RAGEL}")
	else (RAGEL)
	message(FATAL_ERROR "ragel not found, get it here -- http://www.complang.org/ragel/")
	endif (RAGEL)

	function (ragel_preproc src_dir src_sans_rl out_sfx)
	add_custom_command(OUTPUT ${PROJECT_BINARY_DIR}/src/${src_sans_rl}${out_sfx}
	COMMAND ${RAGEL} -G2 -o ${PROJECT_BINARY_DIR}/src/${src_sans_rl}${out_sfx} ${CMAKE_CURRENT_SOURCE_DIR}/${src_dir}/${src_sans_rl}.rl -I ${CMAKE_CURRENT_SOURCE_DIR} ${ARGN}
	DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${src_dir}/${src_sans_rl}.rl
	)
	add_custom_target(harfbuzz_${src_sans_rl} DEPENDS ${PROJECT_BINARY_DIR}/src/${src_sans_rl})
	endfunction(ragel_preproc)

	ragel_preproc(src hb-buffer-deserialize-json .hh)
	ragel_preproc(src hb-buffer-deserialize-text .hh)
	ragel_preproc(src hb-ot-shape-complex-indic-machine .hh)
	ragel_preproc(src hb-ot-shape-complex-myanmar-machine .hh)
	ragel_preproc(src hb-ot-shape-complex-use-machine .hh)
	##

	## Generate hb-version.h
	file(READ configure.ac CONFIGUREAC)
	string(REGEX MATCH "\\[(([0-9]+)\\.([0-9]+)\\.([0-9]+))\\]" HB_VERSION_MATCH ${CONFIGUREAC})
	set(HB_VERSION ${CMAKE_MATCH_1})
	set(HB_VERSION_MAJOR ${CMAKE_MATCH_2})
	set(HB_VERSION_MINOR ${CMAKE_MATCH_3})
	set(HB_VERSION_MICRO ${CMAKE_MATCH_4})

	set(HB_VERSION_H_IN "${PROJECT_SOURCE_DIR}/src/hb-version.h.in")
	set(HB_VERSION_H "${PROJECT_BINARY_DIR}/src/hb-version.h")
	set_source_files_properties("${HB_VERSION_H}" PROPERTIES GENERATED true)
	configure_file("${HB_VERSION_H_IN}" "${HB_VERSION_H}.tmp" @ONLY)
	execute_process(COMMAND "${CMAKE_COMMAND}" -E copy_if_different
	"${HB_VERSION_H}.tmp"
	"${HB_VERSION_H}")
	file(REMOVE "${HB_VERSION_H}.tmp")
	##
	endif ()

	## Extract variables from src/Makefile.sources
	file(READ src/Makefile.sources MAKEFILESOURCES)
	function (extract_make_variable variable)
	string(REGEX MATCH "${variable} = ([^$]+)" temp ${MAKEFILESOURCES})
	if (NOT IN_HB_DIST)
	# these should be built first and will be added from a different path
	string(REPLACE "hb-buffer-deserialize-json.hh" "" temp ${temp})
	string(REPLACE "hb-buffer-deserialize-text.hh" "" temp ${temp})
	string(REPLACE "hb-ot-shape-complex-indic-machine.hh" "" temp ${temp})
	string(REPLACE "hb-ot-shape-complex-myanmar-machine.hh" "" temp ${temp})
	string(REPLACE "hb-ot-shape-complex-use-machine.hh" "" temp ${temp})
	endif ()
	string(REGEX REPLACE "\thb" "src/hb" temp ${temp})
	string(REGEX MATCHALL "src/[^ ]+" temp ${temp})
	set(${variable} ${temp} PARENT_SCOPE)
	endfunction(extract_make_variable)

	extract_make_variable(HB_BASE_sources)
	extract_make_variable(HB_BASE_headers)
	extract_make_variable(HB_OT_sources)
	extract_make_variable(HB_OT_headers)
	##

	## Define source and headers of projects
	if (NOT IN_HB_DIST)
	set(project_sources
	${project_sources}

	${PROJECT_BINARY_DIR}/src/hb-buffer-deserialize-json.hh
	${PROJECT_BINARY_DIR}/src/hb-buffer-deserialize-text.hh
	${PROJECT_BINARY_DIR}/src/hb-ot-shape-complex-indic-machine.hh
	${PROJECT_BINARY_DIR}/src/hb-ot-shape-complex-myanmar-machine.hh
	${PROJECT_BINARY_DIR}/src/hb-ot-shape-complex-use-machine.hh
	)
	endif ()

	set(project_headers
	${HB_VERSION_H}

	${HB_BASE_headers}
	${HB_OT_headers}
	)

	set(project_sources
	${project_sources}

	${HB_BASE_sources}
	${HB_OT_sources}
	)

	if (HB_HAVE_FREETYPE)
	set(FREETYPE_DIR "$ENV{FREETYPE_DIR}"
	CACHE PATH "root path for freetype lib/ and include/ folders"
	)
	find_path(FREETYPE_INCLUDE_DIR
	ft2build.h freetype2/freetype/freetype.h
	PATHS ${FREETYPE_DIR}/include
	)

	if (CMAKE_BUILD_TYPE MATCHES Debug)
	find_library(FREETYPE_DEBUG_LIBRARY freetyped)
	set(FREETYPE_ACTUAL_LIBRARY ${FREETYPE_DEBUG_LIBRARY})
	else ()
	find_library(FREETYPE_LIBRARY
	freetype libfreetype
	PATHS ${FREETYPE_DIR}/lib
	DOC "freetype library"
	)
	set(FREETYPE_ACTUAL_LIBRARY ${FREETYPE_LIBRARY})
	endif ()

	if (FREETYPE_INCLUDE_DIR)
	include_directories(AFTER ${FREETYPE_INCLUDE_DIR} ${FREETYPE_INCLUDE_DIR}/freetype2)
	endif ()

	if (FREETYPE_INCLUDE_DIR AND FREETYPE_ACTUAL_LIBRARY)
	set (THIRD_PARTY_LIBS ${THIRD_PARTY_LIBS} ${FREETYPE_ACTUAL_LIBRARY})
	add_definitions(-DHAVE_FREETYPE=1 -DHAVE_FT_FACE_GETCHARVARIANTINDEX=1)
	endif ()

	set(project_headers ${project_headers} src/hb-ft.h)

	set(project_sources ${project_sources} src/hb-ft.cc)
	endif ()

	if (HB_BUILTIN_UCDN)
	include_directories(src/hb-ucdn)
	add_definitions(-DHAVE_UCDN)

	set(project_headers ${project_headers} src/hb-ucdn/ucdn.h)

	set(project_sources
	${project_sources}

	src/hb-ucdn.cc
	src/hb-ucdn/ucdn.c
	src/hb-ucdn/unicodedata_db.h)
	else ()
	add_definitions(-DHB_NO_UNICODE_FUNCS)
	endif ()

	if (APPLE AND HB_HAVE_CORETEXT)
	# Apple Advanced Typography
	add_definitions(-DHAVE_CORETEXT)

	set(project_headers ${project_headers} src/hb-coretext.h)

	set(project_sources ${project_sources} src/hb-coretext.cc)

	find_library(APPLICATION_SERVICES_FRAMEWORK ApplicationServices)
	mark_as_advanced(APPLICATION_SERVICES_FRAMEWORK)
	if (APPLICATION_SERVICES_FRAMEWORK)
	set(THIRD_PARTY_LIBS ${THIRD_PARTY_LIBS} ${APPLICATION_SERVICES_FRAMEWORK})
	endif (APPLICATION_SERVICES_FRAMEWORK)
	endif ()

	if (WIN32 AND HB_HAVE_UNISCRIBE)
	add_definitions(-DHAVE_UNISCRIBE)

	set(project_headers ${project_headers} src/hb-uniscribe.h)

	set(project_sources ${project_sources} src/hb-uniscribe.cc)

	set(THIRD_PARTY_LIBS ${THIRD_PARTY_LIBS} usp10 gdi32 rpcrt4)
	endif ()

	if (WIN32 AND HB_HAVE_DIRECTWRITE)
	add_definitions(-DHAVE_DIRECTWRITE)

	set(project_headers ${project_headers} src/hb-directwrite.h)

	set(project_sources ${project_sources} src/hb-directwrite.cc)

	set(THIRD_PARTY_LIBS ${THIRD_PARTY_LIBS} dwrite rpcrt4)
	endif ()

	set(project_sources ${project_sources} ${project_headers})
	##

	add_library(harfbuzz ${project_sources})
	target_link_libraries(harfbuzz ${THIRD_PARTY_LIBS})

	## Install
	if (NOT SKIP_INSTALL_HEADERS AND NOT SKIP_INSTALL_ALL)
	install(FILES ${project_headers} DESTINATION include/harfbuzz)
	endif ()

	if (NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL)
	install(TARGETS harfbuzz
	ARCHIVE DESTINATION lib
	LIBRARY DESTINATION lib
	RUNTIME DESTINATION bin
	)
	endif ()
	##