Re: misc.sl, directory() and array_map()

["John E. Davis" <davis>]

Klaus Schmid <klaus.schmid@xxxxxx> wrote:
>Problems found in in lib/misc.sl, directory():
>
>- If argument is an invalid path (listdir returns NULL)
>an error occurs in array_map.
>
>- If there are no files (listdir returns String_Type[0])
>an error occurs in array_map.

After the call to listdir, add:


   if ((files == NULL) or (length (files) == 0))
     return 0;

>- Line 109:
>      if (is_substr (ch, "[]\\^$+"))
>arguments seem to be twisted.

   Yep.

>Would it make sense to change the behaviour of
>array_map to return a zero-length-array if the argument
>is also a zero-length-array?

S-Lang 2 will fix this behavior.

Thanks,
--John

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