- def _show_vm_selection_by_pid(self):
- """Draws PID selection mask.
-
- Asks for a pid until a valid pid or 0 has been entered.
-
- """
- msg = ''
- while True:
- self.screen.erase()
- self.screen.addstr(0, 0,
- 'Show statistics for specific pid.',
- curses.A_BOLD)
- self.screen.addstr(1, 0,
- 'This might limit the shown data to the trace '
- 'statistics.')
- self.screen.addstr(5, 0, msg)
- self._print_all_gnames(7)
-
- curses.echo()
- self.screen.addstr(3, 0, "Pid [0 or pid]: ")
- pid = self.screen.getstr().decode(ENCODING)
- curses.noecho()
-
- try:
- if len(pid) > 0:
- pid = int(pid)
- if pid != 0 and not os.path.isdir(os.path.join('/proc/',
- str(pid))):
- msg = '"' + str(pid) + '": Not a running process'
- continue
- else:
- pid = 0
- self._refresh_header(pid)
- self._update_pid(pid)
- break
- except ValueError:
- msg = '"' + str(pid) + '": Not a valid pid'
-