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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /solenv/gdb/boost/util/printing.py
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'solenv/gdb/boost/util/printing.py')
-rw-r--r--solenv/gdb/boost/util/printing.py137
1 files changed, 137 insertions, 0 deletions
diff --git a/solenv/gdb/boost/util/printing.py b/solenv/gdb/boost/util/printing.py
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+# -*- tab-width: 4; indent-tabs-mode: nil; py-indent-offset: 4 -*-
+# Printer interface adaptor.
+#
+# Copyright (C) 2012 Red Hat, Inc., David Tardon <dtardon@redhat.com>
+#
+# This file is part of boost-gdb-printers.
+#
+# 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/>.
+
+
+try:
+ from collections.abc import Mapping
+except:
+ from collections import Mapping
+import gdb
+import re
+import six
+
+from boost.util.compatibility import use_gdb_printing
+
+class SimplePrinter(object):
+
+ def __init__(self, name, function):
+ self.name = name
+ self.function = function
+ self.enabled = True
+
+ def invoke(self, val):
+ if not self.enabled:
+ return None
+ return self.function(self.name, val)
+
+class NameLookup(Mapping):
+
+ def __init__(self):
+ self.map = {}
+ self.name_regex = re.compile(r'^([\w:]+)(<.*>)?')
+
+ def add(self, name, printer):
+ self.map[name] = printer
+
+ def __len__(self):
+ return len(self.map)
+
+ def __getitem__(self, type):
+ typename = self._basic_type(type)
+ if typename and typename in self.map:
+ return self.map[typename]
+ return None
+
+ def __iter__(self):
+ return self.map
+
+ def _basic_type(self, type):
+ basic_type = self.basic_type(type)
+ if basic_type:
+ match = self.name_regex.match(basic_type)
+ if match:
+ return match.group(1)
+ return None
+
+ @staticmethod
+ def basic_type(type):
+ if type.code == gdb.TYPE_CODE_REF:
+ type = type.target()
+ type = type.unqualified().strip_typedefs()
+ return type.tag
+
+class FunctionLookup(Mapping):
+
+ def __init__(self):
+ self.map = {}
+
+ def add(self, test, printer):
+ self.map[test] = printer
+
+ def __len__(self):
+ return len(self.map)
+
+ def __getitem__(self, type):
+ for (test, printer) in six.iteritems(self.map):
+ if test(type):
+ return printer
+ return None
+
+ def __iter__(self):
+ return self.map
+
+class Printer(object):
+
+ def __init__(self, name):
+ self.name = name
+ self.subprinters = []
+ self.name_lookup = NameLookup()
+ self.func_lookup = FunctionLookup()
+ self.enabled = True
+
+ def add(self, name, function, lookup = None):
+ printer = SimplePrinter(name, function)
+ self.subprinters.append(printer)
+ if not lookup:
+ self.name_lookup.add(name, printer)
+ else:
+ self.func_lookup.add(lookup, printer)
+
+
+ def __call__(self, val):
+ printer = self.name_lookup[val.type]
+ if not printer:
+ printer = self.func_lookup[val.type]
+
+ if printer:
+ return printer.invoke(val)
+ return None
+
+def register_pretty_printer(printer, obj):
+ '''Registers printer with objfile'''
+
+ if use_gdb_printing:
+ gdb.printing.register_pretty_printer(obj, printer)
+ else:
+ if obj is None:
+ obj = gdb
+ obj.pretty_printers.append(printer)
+
+# vim:set filetype=python shiftwidth=4 softtabstop=4 expandtab: