cmake/FindIconv.cmake

   1 # - Try to find Iconv
   2 # Once done this will define
   3 #
   4 # ICONV_FOUND - system has Iconv
   5 # ICONV_INCLUDE_DIR - the Iconv include directory
   6 # ICONV_LIBRARIES - Link these to use Iconv
   7 #
   8
   9 if(ICONV_INCLUDE_DIR AND ICONV_LIBRARIES)
  10         # Already in cache, be silent
  11         set(ICONV_FIND_QUIETLY TRUE)
  12 endif()
  13
  14 find_path(ICONV_INCLUDE_DIR iconv.h)
  15 check_function_exists(iconv_open libc_has_iconv)
  16 find_library(iconv_lib NAMES iconv libiconv libiconv-2 c)
  17
  18 if(ICONV_INCLUDE_DIR AND libc_has_iconv)
  19         set(ICONV_FOUND TRUE)
  20         set(ICONV_LIBRARIES "")
  21         if(NOT ICONV_FIND_QUIETLY)
  22                 message(STATUS "Found Iconv: provided by libc")
  23         endif(NOT ICONV_FIND_QUIETLY)
  24 elseif(ICONV_INCLUDE_DIR AND iconv_lib)
  25         set(ICONV_FOUND TRUE)
  26         # split iconv into -L and -l linker options, so we can
  27         # set them for pkg-config
  28         get_filename_component(iconv_path ${iconv_lib} PATH)
  29         get_filename_component(iconv_name ${iconv_lib} NAME_WE)
  30         string(REGEX REPLACE "^lib" "" iconv_name ${iconv_name})
  31         set(ICONV_LIBRARIES "-L${iconv_path} -l${iconv_name}")
  32
  33         if(NOT ICONV_FIND_QUIETLY)
  34                 message(STATUS "Found Iconv: ${ICONV_LIBRARIES}")
  35         endif()
  36 else()
  37         if(Iconv_FIND_REQUIRED)
  38                 message(FATAL_ERROR "Could not find Iconv")
  39         endif(Iconv_FIND_REQUIRED)
  40 endif()
  41
  42 mark_as_advanced(
  43         ICONV_INCLUDE_DIR
  44         ICONV_LIBRARIES
  45 )