$ ls -l 1 2
1:
total 8
drwxr-xr-x 2 asv asv 40 Jun 24 19:06 A/
-rw-r--r-- 1 asv asv 2 Jun 24 19:04 a
-rw-r--r-- 1 asv asv 2 Jun 24 19:04 b
2:
total 8
d-wx--x--x 2 asv asv 80 Jun 24 19:06 A/ # NOTE: no read permissions
-rw-r--r-- 1 asv asv 2 Jun 24 19:04 a
--w------- 1 asv asv 2 Jun 24 19:04 b
$ dirdiff 1 2
Error in startup script: couldn't read directory "2/A/": permission denied
while executing
"glob -nocomplain $d/$sd* $d/$sd.*"
(procedure "addfiles" line 39)
invoked from within
"addfiles $sd"
(procedure "diffsin" line 3)
invoked from within
"diffsin $f [expr $maxdepth-1]"
(procedure "diffsin" line 17)
invoked from within
"diffsin {} $maxdepth"
(procedure "canvdiffs" line 13)
invoked from within
"canvdiffs"
(procedure "go" line 13)
invoked from within
"go"
invoked from within
"if [info exists doit] {go}"
(file "/usr/bin/dirdiff" line 4743)
X Error of failed request: RenderBadPicture (invalid Picture parameter)
Major opcode of failed request: 149 (RENDER)
Minor opcode of failed request: 7 (RenderFreePicture)
Picture id in failed request: 0x4e0000f
Serial number of failed request: 1107
Current serial number in output stream: 1168