lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
;;
- *)
- # If test is not a shell built-in, we'll probably end up computing a
- # maximum length that is only half of the actual maximum length, but
- # we can't tell.
- SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
- while (test "X"`$SHELL [$]0 --fallback-echo "X$teststring" 2>/dev/null` \
- = "XX$teststring") >/dev/null 2>&1 &&
- new_result=`expr "X$teststring" : ".*" 2>&1` &&
- lt_cv_sys_max_cmd_len=$new_result &&
- test $i != 17 # 1/2 MB should be enough
- do
- i=`expr $i + 1`
- teststring=$teststring$teststring
- done
- teststring=
- # Add a significant safety factor because C++ compilers can tack on massive
- # amounts of additional arguments before passing them to the linker.
- # It appears as though 1/2 is a usable value.
- lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
- ;;
esac
])
-if test -n $lt_cv_sys_max_cmd_len ; then
+if test -n "$lt_cv_sys_max_cmd_len" ; then
AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
else
AC_MSG_RESULT(none)