ken@titan ~/tmp/pm_11135362
$ ./pm_11135362_file_find_example.pl
--- READING ---
/home/ken/tmp/pm_11135362/a is not a normal file.
/home/ken/tmp/pm_11135362/a/empty is zero-length.
/home/ken/tmp/pm_11135362/a/no_access is not readable.
/home/ken/tmp/pm_11135362/b is not a normal file.
OK to READ: /home/ken/tmp/pm_11135362/b/read_only
/home/ken/tmp/pm_11135362/c is not a normal file.
OK to READ: /home/ken/tmp/pm_11135362/c/read_write
--- WRITING ---
/home/ken/tmp/pm_11135362/a is not a normal file.
OK to WRITE: /home/ken/tmp/pm_11135362/a/empty
/home/ken/tmp/pm_11135362/a/no_access is not readable.
/home/ken/tmp/pm_11135362/b is not a normal file.
/home/ken/tmp/pm_11135362/b/read_only is not writable.
/home/ken/tmp/pm_11135362/c is not a normal file.
OK to WRITE: /home/ken/tmp/pm_11135362/c/read_write