CMake/FindLibiconv.cmake

   1 #
   2 # $Id$
   3 #
   4 # - Find libiconv
   5 # Find libiconv
   6 #
   7 #  LIBICONV_INCLUDE_DIR - where to find iconv.h, etc.
   8 #  LIBICONV_LIBRARY     - List of libraries when using libiconv.
   9 #  LIBICONV_FOUND       - True if libiconv found.
  10
  11
  12 IF (LIBICONV_INCLUDE_DIR)
  13   # Already in cache, be silent
  14   SET(LIBICONV_FIND_QUIETLY TRUE)
  15 ENDIF ()
  16
  17 FIND_PATH(LIBICONV_INCLUDE_DIR iconv.h)
  18
  19 FIND_LIBRARY(LIBICONV_LIBRARY iconv)
  20
  21 # handle the QUIETLY and REQUIRED arguments and set Libmemcached_FOUND to TRUE if
  22 # all listed variables are TRUE
  23 INCLUDE(FindPackageHandleStandardArgs)
  24 FIND_PACKAGE_HANDLE_STANDARD_ARGS(LIBICONV DEFAULT_MSG LIBICONV_LIBRARY LIBICONV_INCLUDE_DIR)
  25
  26 SET(LIBICONV_OLD_CMAKE_REQUIRED_LIBRARIES)
  27 SET(CMAKE_REQUIRED_LIBRARIES iconv)
  28 INCLUDE(CheckCXXSourceCompiles)
  29 CHECK_CXX_SOURCE_COMPILES("#include <string.h>
  30 #include <iconv.h>
  31 int main() {
  32   iconv_t cd = 0;
  33   const char *in_p = \"testing\";
  34   size_t in_left = strlen(in_p);
  35   char out_p[20];
  36   size_t out_left = sizeof(out_p);
  37   iconv(cd, (const char **)&in_p, &in_left, (char **)&out_p, &out_left);
  38   return 0;
  39 }" LIBICONV_CONST)
  40 SET(CMAKE_REQUIRED_LIBRARIES LIBICONV_OLD_CMAKE_REQUIRED_LIBRARIES)
  41
  42 MARK_AS_ADVANCED(LIBICONV_LIBRARY LIBICONV_INCLUDE_DIR LIBICONV_CONST)