patacongo opened a new issue #1543:
URL: https://github.com/apache/incubator-nuttx/issues/1543
Using configuration sim:nsh
nsh> mount
/etc type romfs
/proc type procfs
/tmp type vfat
nsh> ls -Rl /etc
/etc:
dr-xr-xr-x 0 .
-r-xr-xr-x 20 group
dr-xr-xr-x 0 init.d/
-r-xr-xr-x 35 passwd
/etc/init.d:
dr-xr-xr-x 0 ..
-r-xr-xr-x 71 rcS
/etc/init.d can be listed; /etc/init.d/. cannot:
nsh> ls -l /etc/init.d
/etc/init.d:
dr-xr-xr-x 0 ..
-r-xr-xr-x 71 rcS
nsh> ls -l /etc/init.d/.
nsh: ls: stat failed: 2
/etc/init.d/.. can be listed; /etc/init.d/../. cannot:
nsh> ls -l /etc/init.d/..
/etc/init.d/..:
dr-xr-xr-x 0 .
-r-xr-xr-x 20 group
dr-xr-xr-x 0 init.d/
-r-xr-xr-x 35 passwd
nsh> ls -l /etc/iniit.d/../.
nsh: ls: stat failed: 2
nsh> ls -l /etc/init.d/../group
-r-xr-xr-x 20 /etc/init.d/../group
nsh> cat /etc/init.d/../group
root:*:0:root,admin
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