Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 112 insertions, 0 deletions

diff --git a/solenv/gdb/boost/unordered.py b/solenv/gdb/boost/unordered.py
new file mode 100644
index 000000000..2c5672185
--- /dev/null
+++ b/solenv/gdb/boost/unordered.py
@@ -0,0 +1,112 @@
+# -*- tab-width: 4; indent-tabs-mode: nil; py-indent-offset: 4 -*-
+# GDB pretty printers for Boost.Unordered.
+#
+# 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/>.
+
+
+import gdb
+import six
+
+from boost.lib.unordered import Map, Set
+
+import boost.util.printing as printing
+
+class PrinterBase(object):
+    '''Contains common functionality for printing Boost.Unordered types'''
+
+    def __init__(self, typename, value, container, iterator):
+        self.typename = typename
+        self.impl = container(value)
+        self.iterator = iterator
+
+    def to_string(self):
+        if self.impl.empty():
+            return "empty " + self.typename
+        else:
+            return "%s with %s elements" % (self.typename, len(self.impl))
+
+    def children(self):
+        return self.iterator(iter(self.impl))
+
+class UnorderedMapPrinter(PrinterBase):
+
+    def __init__(self, typename, value):
+        super(UnorderedMapPrinter, self).__init__(typename, value, Map, self._iterator)
+
+    def display_hint(self):
+        return 'map'
+
+    class _iterator(six.Iterator):
+
+        def __init__(self, impl):
+            self.impl = impl
+            self.value = None
+            self.step = True
+
+        def __iter__(self):
+            return self
+
+        def __next__(self):
+            if self.step:
+                self.value = six.advance_iterator(self.impl)
+                value = self.value[0]
+            else:
+                value = self.value[1]
+            self.step = not self.step
+            return ("", value)
+
+class UnorderedSetPrinter(PrinterBase):
+
+    def __init__(self, typename, value):
+        super(UnorderedSetPrinter, self).__init__(typename, value, Set, self._iterator)
+
+    def display_hint(self):
+        return 'array'
+
+    class _iterator(six.Iterator):
+
+        def __init__(self, impl):
+            self.impl = impl
+
+        def __iter__(self):
+            return self
+
+        def __next__(self):
+            return ("", six.advance_iterator(self.impl)[1])
+
+printer = None
+
+def build_pretty_printers():
+    global printer
+
+    if printer != None:
+        return
+
+    printer = printing.Printer("boost.unordered")
+
+    printer.add('boost::unordered_map', UnorderedMapPrinter)
+    printer.add('boost::unordered_multimap', UnorderedMapPrinter)
+    printer.add('boost::unordered_multiset', UnorderedSetPrinter)
+    printer.add('boost::unordered_set', UnorderedSetPrinter)
+
+def register_pretty_printers(obj):
+    printing.register_pretty_printer(printer, obj)
+
+build_pretty_printers()
+
+# vim:set filetype=python shiftwidth=4 softtabstop=4 expandtab: