zxing/cpp/cmake/FindIconv.cmake
smparkes@smparkes.net 12222ad493 Merge schulzch VS support and other cleanup
git-svn-id: https://zxing.googlecode.com/svn/trunk@2654 59b500cc-1b3d-0410-9834-0bbf25fbcc57
2013-04-14 23:32:38 +00:00

58 lines
1.4 KiB
CMake

# - Try to find Iconv
# Once done this will define
#
# ICONV_FOUND - system has Iconv
# ICONV_INCLUDE_DIR - the Iconv include directory
# ICONV_LIBRARIES - Link these to use Iconv
# ICONV_SECOND_ARGUMENT_IS_CONST - the second argument for iconv() is const
#
include(CheckCXXSourceCompiles)
IF (ICONV_INCLUDE_DIR)
# Already in cache, be silent
SET(ICONV_FIND_QUIETLY TRUE)
ENDIF (ICONV_INCLUDE_DIR)
FIND_PATH(ICONV_INCLUDE_DIR iconv.h)
FIND_LIBRARY(ICONV_LIBRARIES NAMES iconv libiconv libiconv-2 c)
IF(ICONV_INCLUDE_DIR)
SET(ICONV_FOUND TRUE)
ENDIF(ICONV_INCLUDE_DIR)
set(CMAKE_REQUIRED_INCLUDES ${ICONV_INCLUDE_DIR})
set(CMAKE_REQUIRED_LIBRARIES ${ICONV_LIBRARIES})
IF(ICONV_FOUND)
check_cxx_source_compiles("
#include <iconv.h>
int main(){
iconv_t conv = 0;
char* in = 0;
size_t ilen = 0;
char* out = 0;
size_t olen = 0;
iconv(conv, &in, &ilen, &out, &olen);
return 0;
}
" ICONV_SECOND_ARGUMENT_IS_CONST )
ENDIF(ICONV_FOUND)
set(CMAKE_REQUIRED_INCLUDES)
set(CMAKE_REQUIRED_LIBRARIES)
IF(ICONV_FOUND)
IF(NOT ICONV_FIND_QUIETLY)
MESSAGE(STATUS "Found Iconv: ${ICONV_LIBRARIES}")
ENDIF(NOT ICONV_FIND_QUIETLY)
ELSE(ICONV_FOUND)
IF(Iconv_FIND_REQUIRED)
MESSAGE(FATAL_ERROR "Could not find Iconv")
ENDIF(Iconv_FIND_REQUIRED)
ENDIF(ICONV_FOUND)
MARK_AS_ADVANCED(
ICONV_INCLUDE_DIR
ICONV_LIBRARIES
ICONV_SECOND_ARGUMENT_IS_CONST
)