2012-12-27 08:24:30 +00:00
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# - Find the native FriBiDI includes and library
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#
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#
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# This module defines
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# FRIBIDI_INCLUDE_DIR, where to find fribidi.h, etc.
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# FRIBIDI_LIBRARIES, the libraries to link against to use FriBiDi.
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# PNG_DEFINITIONS - You should ADD_DEFINITONS(${PNG_DEFINITIONS}) before compiling code that includes png library files.
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# FRIBIDI_FOUND, If false, do not try to use PNG.
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# also defined, but not for general use are
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# FRIBIDI_LIBRARY, where to find the FriBiDi library.
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#
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# If this module finds an old version of fribidi, then this module will run
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# add_definitions(-DOLD_FRIBIDI)
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include(CheckSymbolExists)
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SET(FRIBIDI_FOUND "NO")
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MESSAGE(STATUS "** Searching for library: FriBiDi...")
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# Set variable in temp var, otherwise FIND_PATH might fail
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# unset isn't present in the required version of cmake.
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FIND_PATH(xFRIBIDI_INCLUDE_DIR fribidi.h
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/usr/local/include/fribidi
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/usr/include/fribidi
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)
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set(FRIBIDI_INCLUDE_DIR ${xFRIBIDI_INCLUDE_DIR})
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SET(FRIBIDI_NAMES ${FRIBIDI_NAMES} fribidi libfribidi)
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2012-12-29 23:27:25 +00:00
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OPTION(WANT_STATIC_LIBS "builds as many static libs as possible" OFF)
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IF(WANT_STATIC_LIBS)
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SET(FRIBIDI_NAMES fribidi.a libfribidi.a ${FRIBIDI_NAMES})
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ENDIF()
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2012-12-27 08:24:30 +00:00
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FIND_LIBRARY(FRIBIDI_LIBRARY
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NAMES ${FRIBIDI_NAMES}
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PATHS /usr/lib /usr/local/lib
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)
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IF (FRIBIDI_LIBRARY AND FRIBIDI_INCLUDE_DIR)
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SET(CMAKE_REQUIRED_INCLUDES ${FRIBIDI_INCLUDE_DIR})
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SET(CMAKE_REQUIRED_LIBRARIES ${FRIBIDI_LIBRARY})
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CHECK_SYMBOL_EXISTS(fribidi_utf8_to_unicode fribidi.h FOUND_fribidi_utf8_to_unicode)
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CHECK_SYMBOL_EXISTS(fribidi_charset_to_unicode fribidi.h FOUND_fribidi_charset_to_unicode)
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CHECK_SYMBOL_EXISTS(FRIBIDI_CHAR_SET_UTF8 fribidi.h FOUND_FRIBIDI_CHAR_SET_UTF8)
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# FriBiDi provides both fribidi_utf8_to_unicode and fribidi_charset_to_unicode.
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# The difference is that
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# 1. fribidi >= 0.10.5 has FRIBIDI_CHAR_SET_UTF8.
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# 2. fribidi <= 0.10.4 has FRIBIDI_CHARSET_UTF8.
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# Newer versions of fribidi (not tested the initial version which has the
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# issue, but at least 0.19.2 has the issue) no longer have the symbol
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# FRIBIDI_CHAR_SET_UTF8. But the symbol is build with some macros confusing
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# cmake. To test for that case let the compiler give its verdict.
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if(FOUND_fribidi_charset_to_unicode AND NOT FOUND_FRIBIDI_CHAR_SET_UTF8)
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file(WRITE "${CMAKE_BINARY_DIR}/fribidi_test.c"
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"#include <fribidi.h>\nint main(){FriBidiCharSet s = FRIBIDI_CHAR_SET_UTF8;}"
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)
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try_compile(FOUND_FRIBIDI_CHAR_SET_UTF8
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"${CMAKE_BINARY_DIR}"
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"${CMAKE_BINARY_DIR}/fribidi_test.c"
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CMAKE_FLAGS "-DINCLUDE_DIRECTORIES:STRING=${FRIBIDI_INCLUDE_DIR}"
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)
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file(REMOVE "${CMAKE_BINARY_DIR}/fribidi_test.c")
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endif(FOUND_fribidi_charset_to_unicode AND NOT FOUND_FRIBIDI_CHAR_SET_UTF8)
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if(FOUND_fribidi_charset_to_unicode AND FOUND_FRIBIDI_CHAR_SET_UTF8)
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# fribidi >= 0.10.5
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SET(FRIBIDI_LIBRARIES ${FRIBIDI_LIBRARY})
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SET(FRIBIDI_FOUND "YES")
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elseif(FOUND_fribidi_utf8_to_unicode)
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# fribidi <= 0.10.4
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SET(FRIBIDI_LIBRARIES ${FRIBIDI_LIBRARY})
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SET(FRIBIDI_FOUND "YES")
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add_definitions(-DOLD_FRIBIDI)
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MESSAGE(STATUS "Legacy FriBiDi: ${FRIBIDI_LIBRARY}")
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else()
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SET(FRIBIDI_LIBRARIES "NOTFOUND")
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SET(FRIBIDI_INCLUDE_DIR "NOTFOUND")
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SET(FRIBIDI_FOUND "NO")
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endif()
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ENDIF (FRIBIDI_LIBRARY AND FRIBIDI_INCLUDE_DIR)
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IF (FRIBIDI_FOUND)
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IF (NOT FRIBIDI_FIND_QUIETLY)
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MESSAGE(STATUS "Using FriBiDi: ${FRIBIDI_LIBRARY}")
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ENDIF (NOT FRIBIDI_FIND_QUIETLY)
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ELSE (FRIBIDI_FOUND)
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IF (FRIBIDI_FIND_REQUIRED)
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MESSAGE(FATAL_ERROR "Could not find FriBiDi library")
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ENDIF (FRIBIDI_FIND_REQUIRED)
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ENDIF (FRIBIDI_FOUND)
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