GDB (xrefs)
prompt.py
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1 # Extended prompt.
2 # Copyright (C) 2011-2015 Free Software Foundation, Inc.
3 
4 # This program is free software; you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 3 of the License, or
7 # (at your option) any later version.
8 #
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
13 #
14 # You should have received a copy of the GNU General Public License
15 # along with this program. If not, see <http://www.gnu.org/licenses/>.
16 
17 """GDB command for working with extended prompts."""
18 
19 import gdb
20 import gdb.prompt
21 
22 class _ExtendedPrompt(gdb.Parameter):
23 
24  """Set the extended prompt.
25 
26 Usage: set extended-prompt VALUE
27 
28 Substitutions are applied to VALUE to compute the real prompt.
29 
30 The currently defined substitutions are:
31 
32 """
33  # Add the prompt library's dynamically generated help to the
34  # __doc__ string.
35  __doc__ = __doc__ + gdb.prompt.prompt_help()
36 
37  set_doc = "Set the extended prompt."
38  show_doc = "Show the extended prompt."
39 
40  def __init__(self):
41  super(_ExtendedPrompt, self).__init__("extended-prompt",
42  gdb.COMMAND_SUPPORT,
43  gdb.PARAM_STRING_NOESCAPE)
44  self.value = ''
45  self.hook_set = False
46 
47  def get_show_string (self, pvalue):
48  if self.value is not '':
49  return "The extended prompt is: " + self.value
50  else:
51  return "The extended prompt is not set."
52 
53  def get_set_string (self):
54  if self.hook_set == False:
55  gdb.prompt_hook = self.before_prompt_hook
56  self.hook_set = True
57  return ""
58 
59  def before_prompt_hook(self, current):
60  if self.value is not '':
62  else:
63  return None
64 
def get_show_string(self, pvalue)
Definition: prompt.py:47
def prompt_help()
Definition: prompt.py:96
def before_prompt_hook(self, current)
Definition: prompt.py:59
def substitute_prompt(prompt)
Definition: prompt.py:110