Copying directories in Linux and MacOS

gistfile1.txt

ykk@peruna:/tmp/copytest$ uname
Linux
ykk@peruna:/tmp/copytest$ ls -lR
.:
total 0
drwxr-xr-x 2 ykk ykk  40 Sep 26 09:19 bar/
drwxr-xr-x 2 ykk ykk 100 Sep 26 09:16 foo/

./bar:
total 0

./foo:
total 0
-rw-r--r-- 1 ykk ykk 0 Sep 26 09:16 one
-rw-r--r-- 1 ykk ykk 0 Sep 26 09:16 three
-rw-r--r-- 1 ykk ykk 0 Sep 26 09:16 two
ykk@peruna:/tmp/copytest$ cp -r foo/ bar
ykk@peruna:/tmp/copytest$ ls -lR
.:
total 0
drwxr-xr-x 3 ykk ykk  60 Sep 26 09:19 bar/
drwxr-xr-x 2 ykk ykk 100 Sep 26 09:16 foo/

./bar:
total 0
drwxr-xr-x 2 ykk ykk 100 Sep 26 09:19 foo/

./bar/foo:
total 0
-rw-r--r-- 1 ykk ykk 0 Sep 26 09:19 one
-rw-r--r-- 1 ykk ykk 0 Sep 26 09:19 three
-rw-r--r-- 1 ykk ykk 0 Sep 26 09:19 two

./foo:
total 0
-rw-r--r-- 1 ykk ykk 0 Sep 26 09:16 one
-rw-r--r-- 1 ykk ykk 0 Sep 26 09:16 three
-rw-r--r-- 1 ykk ykk 0 Sep 26 09:16 two



...



ykar@fl049:/tmp/copytest$ uname
Darwin
ykar@fl049:/tmp/copytest$ ls -lR
total 0
drwxr-xr-x  2 ykar  wheel   64 Sep 26 09:18 bar/
drwxr-xr-x  5 ykar  wheel  160 Sep 26 09:15 foo/

./bar:

./foo:
total 0
-rw-r--r--  1 ykar  wheel  0 Sep 26 09:15 one
-rw-r--r--  1 ykar  wheel  0 Sep 26 09:15 three
-rw-r--r--  1 ykar  wheel  0 Sep 26 09:15 two
ykar@fl049:/tmp/copytest$ cp -r foo/ bar
ykar@fl049:/tmp/copytest$ ls -lR
total 0
drwxr-xr-x  5 ykar  wheel  160 Sep 26 09:19 bar/
drwxr-xr-x  5 ykar  wheel  160 Sep 26 09:15 foo/

./bar:
total 0
-rw-r--r--  1 ykar  wheel  0 Sep 26 09:19 one
-rw-r--r--  1 ykar  wheel  0 Sep 26 09:19 three
-rw-r--r--  1 ykar  wheel  0 Sep 26 09:19 two

./foo:
total 0
-rw-r--r--  1 ykar  wheel  0 Sep 26 09:15 one
-rw-r--r--  1 ykar  wheel  0 Sep 26 09:15 three
-rw-r--r--  1 ykar  wheel  0 Sep 26 09:15 two