gdb/testsuite/gdb.multi/multi-target-info-inferiors.py

   1 # Copyright (C) 2021-2024 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 import gdb
  17
  18
  19 # Take a gdb.TargetConnection and return the connection number.
  20 def conn_num(c):
  21     return c.num
  22
  23
  24 # Takes a gdb.TargetConnection and return a string that is either the
  25 # type, or the type and details (if the details are not None).
  26 def make_target_connection_string(c):
  27     if c.details is None:
  28         return c.type
  29     else:
  30         return "%s %s" % (c.type, c.details)
  31
  32
  33 # A Python implementation of 'info connections'.  Produce output that
  34 # is identical to the output of 'info connections' so we can check
  35 # that aspects of gdb.TargetConnection work correctly.
  36 def info_connections():
  37     all_connections = sorted(gdb.connections(), key=conn_num)
  38     current_conn = gdb.selected_inferior().connection
  39     what_width = 0
  40     for c in all_connections:
  41         s = make_target_connection_string(c)
  42         if len(s) > what_width:
  43             what_width = len(s)
  44
  45     fmt = "  Num  %%-%ds  Description" % what_width
  46     print(fmt % "What")
  47     fmt = "%%s%%-3d  %%-%ds  %%s" % what_width
  48     for c in all_connections:
  49         if c == current_conn:
  50             prefix = "* "
  51         else:
  52             prefix = "  "
  53
  54         print(fmt % (prefix, c.num, make_target_connection_string(c), c.description))
  55
  56
  57 def inf_num(i):
  58     return i.num
  59
  60
  61 # Print information about each inferior, and the connection it is
  62 # using.
  63 def info_inferiors():
  64     all_inferiors = sorted(gdb.inferiors(), key=inf_num)
  65     for i in gdb.inferiors():
  66         print(
  67             "Inferior %d, Connection #%d: %s"
  68             % (i.num, i.connection_num, make_target_connection_string(i.connection))
  69         )