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35 # - Define macro to check if linking to libxml2 actually works,
36 # because the find_package macro is content if one exists. This can
37 # fail in cross-compilation environments, and we want to know about
38 # libxml2 so the test binaries are built only when they will work.
40 # GMX_TEST_LIBXML2(VARIABLE)
42 # VARIABLE will be set to true if libxml2 support is present
44 include(CheckLibraryExists)
45 include(gmxOptionUtilities)
46 function(GMX_TEST_LIBXML2 VARIABLE)
48 gmx_check_if_changed(_do_libxml2_recompile LIBXML2_INCLUDE_DIR LIBXML2_LIBRARIES)
49 if(_do_libxml2_recompile)
50 unset(LIBXML2_LINKS_OK CACHE)
52 check_library_exists("${LIBXML2_LIBRARIES}" "xmlTextWriterEndAttribute" "" LIBXML2_LINKS_OK)
53 set(${VARIABLE} ${LIBXML2_LINKS_OK} PARENT_SCOPE)
55 set(${VARIABLE} OFF PARENT_SCOPE)