|
| 1 | +# Finds the International Components for Unicode (ICU) Library |
| 2 | +# |
| 3 | +# ICU_FOUND - True if ICU found. |
| 4 | +# ICU_I18N_FOUND - True if ICU's internationalization library found. |
| 5 | +# ICU_INCLUDE_DIRS - Directory to include to get ICU headers |
| 6 | +# Note: always include ICU headers as, e.g., |
| 7 | +# unicode/utypes.h |
| 8 | +# ICU_LIBRARIES - Libraries to link against for the common ICU |
| 9 | +# ICU_I18N_LIBRARIES - Libraries to link against for ICU internationaliation |
| 10 | +# (note: in addition to ICU_LIBRARIES) |
| 11 | + |
| 12 | +# Look for the header file. |
| 13 | +find_path( |
| 14 | + ICU_INCLUDE_DIR |
| 15 | + NAMES unicode/utypes.h |
| 16 | + DOC "Include directory for the ICU library") |
| 17 | +mark_as_advanced(ICU_INCLUDE_DIR) |
| 18 | + |
| 19 | +# Look for the library. |
| 20 | +find_library( |
| 21 | + ICU_LIBRARY |
| 22 | + NAMES icuuc cygicuuc cygicuuc32 |
| 23 | + DOC "Libraries to link against for the common parts of ICU") |
| 24 | +mark_as_advanced(ICU_LIBRARY) |
| 25 | + |
| 26 | +# Copy the results to the output variables. |
| 27 | +if(ICU_INCLUDE_DIR AND ICU_LIBRARY) |
| 28 | + set(ICU_FOUND 1) |
| 29 | + set(ICU_LIBRARIES ${ICU_LIBRARY}) |
| 30 | + set(ICU_INCLUDE_DIRS ${ICU_INCLUDE_DIR}) |
| 31 | + |
| 32 | + set(ICU_VERSION 0) |
| 33 | + set(ICU_MAJOR_VERSION 0) |
| 34 | + set(ICU_MINOR_VERSION 0) |
| 35 | + if (EXISTS "${ICU_INCLUDE_DIR}/unicode/uvernum.h") |
| 36 | + FILE(READ "${ICU_INCLUDE_DIR}/unicode/uvernum.h" _ICU_VERSION_CONENTS) |
| 37 | + else() |
| 38 | + FILE(READ "${ICU_INCLUDE_DIR}/unicode/uversion.h" _ICU_VERSION_CONENTS) |
| 39 | + endif() |
| 40 | + |
| 41 | + STRING(REGEX REPLACE ".*#define U_ICU_VERSION_MAJOR_NUM ([0-9]+).*" "\\1" ICU_MAJOR_VERSION "${_ICU_VERSION_CONENTS}") |
| 42 | + STRING(REGEX REPLACE ".*#define U_ICU_VERSION_MINOR_NUM ([0-9]+).*" "\\1" ICU_MINOR_VERSION "${_ICU_VERSION_CONENTS}") |
| 43 | + |
| 44 | + set(ICU_VERSION "${ICU_MAJOR_VERSION}.${ICU_MINOR_VERSION}") |
| 45 | + |
| 46 | + # Look for the ICU internationalization libraries |
| 47 | + find_library( |
| 48 | + ICU_I18N_LIBRARY |
| 49 | + NAMES icuin icui18n cygicuin cygicuin32 |
| 50 | + DOC "Libraries to link against for ICU internationalization") |
| 51 | + mark_as_advanced(ICU_I18N_LIBRARY) |
| 52 | + if (ICU_I18N_LIBRARY) |
| 53 | + set(ICU_I18N_FOUND 1) |
| 54 | + set(ICU_I18N_LIBRARIES ${ICU_I18N_LIBRARY}) |
| 55 | + else (ICU_I18N_LIBRARY) |
| 56 | + set(ICU_I18N_FOUND 0) |
| 57 | + set(ICU_I18N_LIBRARIES) |
| 58 | + endif (ICU_I18N_LIBRARY) |
| 59 | + |
| 60 | + # Look for the ICU data libraries |
| 61 | + find_library( |
| 62 | + ICU_DATA_LIBRARY |
| 63 | + NAMES icudata cygicudata cygicudata32 |
| 64 | + DOC "Libraries to link against for ICU data") |
| 65 | + mark_as_advanced(ICU_DATA_LIBRARY) |
| 66 | + if (ICU_DATA_LIBRARY) |
| 67 | + set(ICU_DATA_FOUND 1) |
| 68 | + set(ICU_DATA_LIBRARIES ${ICU_DATA_LIBRARY}) |
| 69 | + else (ICU_DATA_LIBRARY) |
| 70 | + set(ICU_DATA_FOUND 0) |
| 71 | + set(ICU_DATA_LIBRARIES) |
| 72 | + endif (ICU_DATA_LIBRARY) |
| 73 | +else(ICU_INCLUDE_DIR AND ICU_LIBRARY) |
| 74 | + set(ICU_FOUND 0) |
| 75 | + set(ICU_I18N_FOUND 0) |
| 76 | + set(ICU_DATA_FOUND 0) |
| 77 | + set(ICU_LIBRARIES) |
| 78 | + set(ICU_I18N_LIBRARIES) |
| 79 | + set(ICU_DATA_LIBRARIES) |
| 80 | + set(ICU_INCLUDE_DIRS) |
| 81 | + set(ICU_VERSION) |
| 82 | + set(ICU_MAJOR_VERSION) |
| 83 | + set(ICU_MINOR_VERSION) |
| 84 | +endif(ICU_INCLUDE_DIR AND ICU_LIBRARY) |
| 85 | + |
| 86 | +IF(ICU_FOUND) |
| 87 | + IF( NOT ICU_FIND_QUIETLY ) |
| 88 | + MESSAGE( STATUS "Found ICU header files in ${ICU_INCLUDE_DIRS}") |
| 89 | + MESSAGE( STATUS "Found ICU libraries: ${ICU_LIBRARIES}") |
| 90 | + ENDIF( NOT ICU_FIND_QUIETLY ) |
| 91 | +ELSE(ICU_FOUND) |
| 92 | + IF(ICU_FIND_REQUIRED) |
| 93 | + MESSAGE( FATAL_ERROR "Could not find ICU" ) |
| 94 | + ELSE(ICU_FIND_REQUIRED) |
| 95 | + MESSAGE( STATUS "Optional package ICU was not found" ) |
| 96 | + ENDIF(ICU_FIND_REQUIRED) |
| 97 | +ENDIF(ICU_FOUND) |
0 commit comments