From f0a65a68a609a5a639f7c6269741f5defb5abbe2 Mon Sep 17 00:00:00 2001
From: Armin Ronacher <armin.ronacher@active-4.com>
Date: Tue, 6 Nov 2007 19:29:09 +0100
Subject: [PATCH] fixed macro return value (for autoescaping) and avoided
 double free in BaseContext_clear

--HG--
branch : trunk
---
 jinja/_speedups.c           | 1 +
 jinja/datastructure.py      | 1 -
 jinja/translators/python.py | 2 +-
 jinja/utils.py              | 8 ++++++--
 4 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/jinja/_speedups.c b/jinja/_speedups.c
index eba129b..198b7a0 100644
--- a/jinja/_speedups.c
+++ b/jinja/_speedups.c
@@ -70,6 +70,7 @@ BaseContext_clear(BaseContext *self)
 		current = tmp->prev;
 		PyMem_Free(tmp);
 	}
+	self->current = NULL;
 	return 0;
 }
 
diff --git a/jinja/datastructure.py b/jinja/datastructure.py
index 56e07b3..8ad6f5a 100644
--- a/jinja/datastructure.py
+++ b/jinja/datastructure.py
@@ -8,7 +8,6 @@
     :copyright: 2007 by Armin Ronacher.
     :license: BSD, see LICENSE for more details.
 """
-
 from jinja.exceptions import TemplateSyntaxError, TemplateRuntimeError
 
 _missing = object()
diff --git a/jinja/translators/python.py b/jinja/translators/python.py
index 04b9aed..f07fdc3 100644
--- a/jinja/translators/python.py
+++ b/jinja/translators/python.py
@@ -738,7 +738,7 @@ class PythonTranslator(Translator):
         write('context.pop()')
         write('if 0: yield None')
         self.indention -= 1
-        buf.append(self.indent('context[%r] = buffereater(macro)' %
+        buf.append(self.indent('context[%r] = buffereater(macro, True)' %
                                node.name))
         self.used_utils.add('buffereater')
 
diff --git a/jinja/utils.py b/jinja/utils.py
index 9461990..7fe5d2e 100644
--- a/jinja/utils.py
+++ b/jinja/utils.py
@@ -17,6 +17,7 @@ import string
 from types import MethodType, FunctionType
 from jinja import nodes
 from jinja.exceptions import SecurityException, TemplateNotFound
+from jinja.datastructure import TemplateData
 
 # the python2.4 version of deque is missing the remove method
 # because a for loop with a lookup for the missing value written
@@ -363,14 +364,17 @@ def pformat(obj, verbose=False):
         return pformat(obj)
 
 
-def buffereater(f):
+def buffereater(f, template_data=False):
     """
     Used by the python translator to capture output of substreams.
     (macros, filter sections etc)
     """
     def wrapped(*a, **kw):
         __traceback_hide__ = True
-        return capture_generator(f(*a, **kw))
+        rv = capture_generator(f(*a, **kw))
+        if template_data:
+            rv = TemplateData(rv)
+        return rv
     return wrapped
 
 
-- 
2.26.2