[libxml++] C++11: More use of auto.

[Murray Cumming <murrayc src gnome org>]

commit 9618504f2cbda56acbd102ab87a233b1b973ff84
Author: Murray Cumming <murrayc murrayc com>
Date:   Mon Jul 20 11:00:08 2015 +0200

    C++11: More use of auto.

 libxml++/document.cc      |    8 ++++----
 libxml++/nodes/element.cc |    6 +++---
 libxml++/nodes/node.cc    |    4 ++--
 3 files changed, 9 insertions(+), 9 deletions(-)
---
diff --git a/libxml++/document.cc b/libxml++/document.cc
index b289c4a..e4f5c1c 100644
--- a/libxml++/document.cc
+++ b/libxml++/document.cc
@@ -41,7 +41,7 @@ void find_wrappers(xmlNode* node, NodeMap& node_map)
   if (node->type != XML_ENTITY_REF_NODE)
   {
     // Walk the children list.
-    for (xmlNode* child = node->children; child; child = child->next)
+    for (auto child = node->children; child; child = child->next)
       find_wrappers(child, node_map);
   }
 
@@ -74,7 +74,7 @@ void find_wrappers(xmlNode* node, NodeMap& node_map)
   //_xmlNode::properties would be a nonsense value, leading to crashes
   //(and shown as valgrind warnings), so we return above, to avoid 
   //checking it here.
-  for (xmlAttr* attr = node->properties; attr; attr = attr->next)
+  for (auto attr = node->properties; attr; attr = attr->next)
     find_wrappers(reinterpret_cast<xmlNode*>(attr), node_map);
 }
 
@@ -88,7 +88,7 @@ void remove_found_wrappers(xmlNode* node, NodeMap& node_map)
   if (node->type != XML_ENTITY_REF_NODE)
   {
     // Walk the children list.
-    for (xmlNode* child = node->children; child; child = child->next)
+    for (auto child = node->children; child; child = child->next)
       remove_found_wrappers(child, node_map);
   }
 
@@ -126,7 +126,7 @@ void remove_found_wrappers(xmlNode* node, NodeMap& node_map)
     return;
 
   // Walk the attributes list.
-  for (xmlAttr* attr = node->properties; attr; attr = attr->next)
+  for (auto attr = node->properties; attr; attr = attr->next)
     remove_found_wrappers(reinterpret_cast<xmlNode*>(attr), node_map);
 
 }
diff --git a/libxml++/nodes/element.cc b/libxml++/nodes/element.cc
index 4f60369..a2a4f55 100644
--- a/libxml++/nodes/element.cc
+++ b/libxml++/nodes/element.cc
@@ -23,7 +23,7 @@ Element::~Element()
 Element::AttributeList Element::get_attributes()
 {
   AttributeList attributes;
-  for(xmlAttr* attr = cobj()->properties; attr; attr = attr->next)
+  for(auto attr = cobj()->properties; attr; attr = attr->next)
   {
     Node::create_wrapper(reinterpret_cast<xmlNode*>(attr));
     attributes.push_back(reinterpret_cast<Attribute*>(attr->_private));
@@ -120,7 +120,7 @@ void Element::remove_attribute(const Glib::ustring& name, const Glib::ustring& n
 const TextNode* Element::get_child_text() const
 {
   // FIXME: return only the first content node
-  for(xmlNode* child = cobj()->children; child; child = child->next)
+  for(auto child = cobj()->children; child; child = child->next)
      if(child->type == XML_TEXT_NODE)
      {
        Node::create_wrapper(child);
@@ -134,7 +134,7 @@ TextNode* Element::get_child_text()
 {
   // TODO: This only returns the first content node.
   // What should we do instead? Update the documentation if we change this. murrayc.
-  for(xmlNode* child = cobj()->children; child; child = child->next)
+  for(auto child = cobj()->children; child; child = child->next)
      if(child->type == XML_TEXT_NODE)
      {
        Node::create_wrapper(child);
diff --git a/libxml++/nodes/node.cc b/libxml++/nodes/node.cc
index 5208f90..cd3263e 100644
--- a/libxml++/nodes/node.cc
+++ b/libxml++/nodes/node.cc
@@ -739,7 +739,7 @@ void Node::free_wrappers(xmlNode* node)
   if (node->type != XML_ENTITY_REF_NODE)
   {
     //Walk the children list.
-    for (xmlNode* child = node->children; child; child = child->next)
+    for (auto child = node->children; child; child = child->next)
       free_wrappers(child);
   }
 
@@ -772,7 +772,7 @@ void Node::free_wrappers(xmlNode* node)
   //_xmlNode::properties would be a nonsense value, leading to crashes,
   //(and shown as valgrind warnings), so we return above, to avoid 
   //checking it here.
-  for(xmlAttr* attr = node->properties; attr; attr = attr->next)
+  for(auto attr = node->properties; attr; attr = attr->next)
     free_wrappers(reinterpret_cast<xmlNode*>(attr));
 }