Commit f13ac35e authored by Dan Fandrich's avatar Dan Fandrich
Browse files

Check whether gcc supports --enable-hidden-symbols before allowing it.

parent 59582a9d

configure.ac

+14 −4
Original line number Diff line number Diff line
@@ -1967,10 +1967,20 @@ AC_HELP_STRING([--disable-hidden-symbols],[Leave all symbols with default visibi 
  no)

       AC_MSG_RESULT(no)

       ;;

  *)   AC_MSG_RESULT(yes)

  *)   

       if test "$GCC" = yes ; then

         AC_MSG_CHECKING([whether $CC supports it])

         if $CC --help --verbose 2>&1 | grep fvisibility= > /dev/null ; then

	   AC_MSG_RESULT(yes)

	   AC_DEFINE(CURL_HIDDEN_SYMBOLS, 1, [to enable hidden symbols])

	   AC_SUBST(CURL_HIDDEN_SYMBOLS)

	   CFLAGS="$CFLAGS -fvisibility=hidden"

         else

            AC_MSG_RESULT(no)

          fi

       else

          AC_MSG_RESULT([no (not gcc)])

       fi

       ;;

  esac ],

       AC_MSG_RESULT(no)