[RTEMS Project] #3781: RSB crashes in case the host as an unreadable directory in "/"

[RTEMS trac]

#3781: RSB crashes in case the host as an unreadable directory in "/"
------------------------------+--------------------
  Reporter:  Sebastian Huber  |      Owner:  (none)
      Type:  defect           |     Status:  new
  Priority:  normal           |  Milestone:  5.1
 Component:  tool/rsb         |    Version:  5
  Severity:  normal           |   Keywords:
Blocked By:                   |   Blocking:
------------------------------+--------------------
 {{{
 butrfeld at elektra:~/rtemsSMP/src/rsb/rtems$ ../source-builder/sb-set-
 builder --source-only-download 5/rtems-sparc
 RTEMS Source Builder - Set Builder, 5 (29fab0500e22)
 Traceback (most recent call last):
   File "../source-builder/sb/cmd-set-builder.py", line 26, in <module>
     setbuilder.run()
   File "/users/staff/butrfeld/rtemsSMP/src/rsb/source-
 builder/sb/setbuilder.py", line 674, in run
     if not check.host_setup(opts):
   File "/users/staff/butrfeld/rtemsSMP/src/rsb/source-
 builder/sb/check.py", line 127, in host_setup
     if not path_check(opts):
   File "/users/staff/butrfeld/rtemsSMP/src/rsb/source-
 builder/sb/check.py", line 115, in path_check
     elif not path.exists(p):
   File "/users/staff/butrfeld/rtemsSMP/src/rsb/source-builder/sb/path.py",
 line 131, in exists
     return _exists(shell(paths))
   File "/users/staff/butrfeld/rtemsSMP/src/rsb/source-builder/sb/path.py",
 line 124, in _exists
     return basename(p) in ['.'] + listdir(dirname(p))
   File "/users/staff/butrfeld/rtemsSMP/src/rsb/source-builder/sb/path.py",
 line 118, in listdir
     return os.listdir(hp)
 OSError: [Errno 13] Permission denied: '/adm'
 }}}
 The root directory "/" looks like this:
 {{{
 butrfeld at elektra:/$ ls -ls
 total 89
  4 drwxr-x---+   6 root root  4096 Nov  5  2018 adm
  4 drwxr-xr-x    2 root root  4096 Apr 10 06:17 bin
 }}}

--
Ticket URL: <http://devel.rtems.org/ticket/3781>
RTEMS Project <http://www.rtems.org/>
RTEMS Project