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# - 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
#
if(ICONV_INCLUDE_DIR AND ICONV_LIBRARIES)
# Already in cache, be silent
set(ICONV_FIND_QUIETLY TRUE)
endif()
find_path(ICONV_INCLUDE_DIR iconv.h)
check_function_exists(iconv_open libc_has_iconv)
find_library(iconv_lib NAMES iconv libiconv libiconv-2 c)
# workaround the iOS issue where iconv is provided by libc
# We set it to false to force it add -liconv to the linker flags
if(CMAKE_SYSTEM_NAME MATCHES "iOS")
set(libc_has_iconv FALSE)
endif()
if(ICONV_INCLUDE_DIR AND libc_has_iconv)
set(ICONV_FOUND TRUE)
set(ICONV_LIBRARIES "")
if(NOT ICONV_FIND_QUIETLY)
message(STATUS "Found Iconv: provided by libc")
endif(NOT ICONV_FIND_QUIETLY)
elseif(ICONV_INCLUDE_DIR AND iconv_lib)
set(ICONV_FOUND TRUE)
# split iconv into -L and -l linker options, so we can
# set them for pkg-config
get_filename_component(iconv_path ${iconv_lib} PATH)
get_filename_component(iconv_name ${iconv_lib} NAME_WE)
string(REGEX REPLACE "^lib" "" iconv_name ${iconv_name})
set(ICONV_LIBRARIES "-L${iconv_path} -l${iconv_name}")
if(NOT ICONV_FIND_QUIETLY)
message(STATUS "Found Iconv: ${ICONV_LIBRARIES}")
endif()
else()
if(Iconv_FIND_REQUIRED)
message(FATAL_ERROR "Could not find Iconv")
endif(Iconv_FIND_REQUIRED)
endif()
mark_as_advanced(
ICONV_INCLUDE_DIR
ICONV_LIBRARIES
)
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