diff --git a/configure.ac b/configure.ac index 76d13337f9e..675a4a67faa 100644 --- a/configure.ac +++ b/configure.ac @@ -315,6 +315,22 @@ if test "x$enable_debug" = xyes; then fi fi +dnl +dnl Check if linker supports -Bsymbolic +dnl +save_LDFLAGS=$LDFLAGS +LDFLAGS="$LDFLAGS -Wl,-Bsymbolic" +AC_MSG_CHECKING([if ld supports -Bsymbolic]) +AC_LINK_IFELSE( + [AC_LANG_SOURCE([int main() { return 0;}])], + [AC_MSG_RESULT([yes]) + BSYMBOLIC="-Wl,-Bsymbolic";], + [AC_MSG_RESULT([no]) + BSYMBOLIC="";]) +LDFLAGS=$save_LDFLAGS + +AC_SUBST([BSYMBOLIC]) + dnl dnl Check if linker supports garbage collection dnl @@ -344,6 +360,28 @@ esac AC_SUBST([LD_NO_UNDEFINED]) +dnl +dnl Check if linker supports version scripts +dnl +AC_MSG_CHECKING([if the linker supports version-scripts]) +save_LDFLAGS=$LDFLAGS +LDFLAGS="$LDFLAGS -Wl,--version-script=conftest.map" +cat > conftest.map <