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1 # - Try to find Iconv
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2 # Once done this will define
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3 #
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4 # ICONV_FOUND - system has Iconv
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5 # ICONV_INCLUDE_DIR - the Iconv include directory
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6 # ICONV_LIBRARIES - Link these to use Iconv
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7 # ICONV_SECOND_ARGUMENT_IS_CONST - the second argument for iconv() is const
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8 #
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9 include(CheckCXXSourceCompiles)
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10
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11 IF (ICONV_INCLUDE_DIR AND ICONV_LIBRARIES)
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12 # Already in cache, be silent
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13 SET(ICONV_FIND_QUIETLY TRUE)
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14 ENDIF (ICONV_INCLUDE_DIR AND ICONV_LIBRARIES)
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15
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16 FIND_PATH(ICONV_INCLUDE_DIR iconv.h)
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17
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18 IF(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
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19 FIND_LIBRARY(ICONV_LIBRARIES NAMES iconv libiconv libiconv-2 c HINTS "/opt/local/lib")
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20 ELSE()
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21 FIND_LIBRARY(ICONV_LIBRARIES NAMES iconv libiconv libiconv-2 c)
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22 ENDIF()
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23
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24 IF(ICONV_INCLUDE_DIR AND ICONV_LIBRARIES)
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25 SET(ICONV_FOUND TRUE)
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26 ENDIF(ICONV_INCLUDE_DIR AND ICONV_LIBRARIES)
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27
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28 set(CMAKE_REQUIRED_INCLUDES ${ICONV_INCLUDE_DIR})
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29 set(CMAKE_REQUIRED_LIBRARIES ${ICONV_LIBRARIES})
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30 IF(ICONV_FOUND)
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31 check_cxx_source_compiles("
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32 #include <iconv.h>
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33 int main(){
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34 iconv_t conv = 0;
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35 const char* in = 0;
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36 size_t ilen = 0;
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37 char* out = 0;
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38 size_t olen = 0;
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39 iconv(conv, &in, &ilen, &out, &olen);
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40 return 0;
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41 }
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42 " ICONV_SECOND_ARGUMENT_IS_CONST )
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43 ENDIF(ICONV_FOUND)
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44 set(CMAKE_REQUIRED_INCLUDES)
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45 set(CMAKE_REQUIRED_LIBRARIES)
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46
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47 IF(ICONV_FOUND)
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48 IF(NOT ICONV_FIND_QUIETLY)
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49 MESSAGE(STATUS "Found Iconv: ${ICONV_LIBRARIES}")
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50 ENDIF(NOT ICONV_FIND_QUIETLY)
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51 ELSE(ICONV_FOUND)
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52 IF(Iconv_FIND_REQUIRED)
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53 MESSAGE(FATAL_ERROR "Could not find Iconv")
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54 ENDIF(Iconv_FIND_REQUIRED)
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55 ENDIF(ICONV_FOUND)
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56
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57 MARK_AS_ADVANCED(
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58 ICONV_INCLUDE_DIR
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59 ICONV_LIBRARIES
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60 ICONV_SECOND_ARGUMENT_IS_CONST
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61 )
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