| Current File : //usr/share/gdb/python/gdb/command/prompt.py |
# Extended prompt.
# Copyright (C) 2011-2013 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""GDB command for working with extended prompts."""
import gdb
import gdb.prompt
class _ExtendedPrompt(gdb.Parameter):
"""Set the extended prompt.
Usage: set extended-prompt VALUE
Substitutions are applied to VALUE to compute the real prompt.
The currently defined substitutions are:
"""
# Add the prompt library's dynamically generated help to the
# __doc__ string.
__doc__ = __doc__ + gdb.prompt.prompt_help()
set_doc = "Set the extended prompt."
show_doc = "Show the extended prompt."
def __init__(self):
super(_ExtendedPrompt, self).__init__("extended-prompt",
gdb.COMMAND_SUPPORT,
gdb.PARAM_STRING_NOESCAPE)
self.value = ''
self.hook_set = False
def get_show_string (self, pvalue):
if self.value is not '':
return "The extended prompt is: " + self.value
else:
return "The extended prompt is not set."
def get_set_string (self):
if self.hook_set == False:
gdb.prompt_hook = self.before_prompt_hook
self.hook_set = True
return ""
def before_prompt_hook(self, current):
if self.value is not '':
newprompt = gdb.prompt.substitute_prompt(self.value)
return newprompt.replace('\\', '\\\\')
else:
return None
_ExtendedPrompt()