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# - Find the iconv include file and optional library
#
# ICONV_INCLUDE_DIRS
# ICONV_LIBRARIES
#
if (TARGET_OS_LINUX)
set(ICONV_LIBRARY "")
else()
find_library(ICONV_LIBRARY iconv)
if(NOT ICONV_LIBRARY)
message(WARNING "iconv library not found")
set(ICONV_LIBRARY "")
endif()
endif()
find_path(ICONV_INCLUDE_DIR iconv.h)
if(NOT ICONV_INCLUDE_DIR)
message(FATAL_ERROR "iconv include header not found")
endif()
set(ICONV_LIBRARIES ${ICONV_LIBRARY})
set(ICONV_INCLUDE_DIRS ${ICONV_INCLUDE_DIR})
set(CMAKE_REQUIRED_LIBRARIES ${ICONV_LIBRARIES})
set(CMAKE_REQUIRED_INCLUDES ${ICONV_INCLUDE_DIRS})
check_c_source_runs("
#include <iconv.h>
int main()
{
void* foo = iconv_open(\"UTF-8\", \"ISO-8859-1\");
iconv_close(foo);
return 0;
}
" ICONV_RUNS)
set(CMAKE_REQUIRED_LIBRARIES "")
set(CMAKE_REQUIRED_INCLUDES "")
if (NOT DEFINED ICONV_RUNS_EXITCODE OR ICONV_RUNS_EXITCODE)
unset(ICONV_LIBRARIES)
unset(ICONV_INCLUDE_DIRS)
set(ICONV_FOUND false)
if (ICONV_FIND_REQUIRED)
message(FATAL_ERROR "ICONV does not run")
endif()
endif()
mark_as_advanced(ICONV_INCLUDE_DIRS ICONV_LIBRARIES)
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