gdb/testsuite/gdb.rust/pp.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 # This file is part of the GDB testsuite.  It tests python pretty
  17 # printers.
  18
  19 import re
  20
  21 import gdb
  22
  23
  24 # Printer for Inner.
  25 class inner_print(object):
  26     def __init__(self, val):
  27         self.val = val
  28
  29     def to_string(self):
  30         return "x(" + str(self.val["x"]) + ")"
  31
  32
  33 def lookup_function(val):
  34     "Look-up and return a pretty-printer that can print val."
  35
  36     # Get the type.
  37     type = val.type
  38
  39     # Get the type name.
  40     typename = type.tag
  41
  42     if typename is None:
  43         return None
  44
  45     if typename == "pp::Inner":
  46         return inner_print(val)
  47     return None
  48
  49
  50 gdb.pretty_printers.append(lookup_function)