From ddb7b8869252ee6e80d4e5be99a4f69ab7f492b9 Mon Sep 17 00:00:00 2001
From: Ben Kibbey <bjk@luxsci.net>
Date: Mon, 7 Jan 2008 20:30:42 -0500
Subject: [PATCH] When there is a value specified with the XPATH command,
 reverse the order of processing as recommended by the libxml2 xpath2.c
 example to fix xmlNodeSetContent() from overwriting things.

---
 src/xml.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/xml.c b/src/xml.c
index cdbb51d2..29c0bed7 100644
--- a/src/xml.c
+++ b/src/xml.c
@@ -926,7 +926,7 @@ fail:
 gpg_error_t recurse_xpath_nodeset(xmlDocPtr doc, xmlNodeSetPtr nodes,
 	xmlChar *value, xmlBufferPtr *result)
 {
-    gint i;
+    gint i = value ? nodes->nodeNr - 1 : 0;
     xmlBufferPtr buf;
 
     buf = xmlBufferCreate();
@@ -934,7 +934,7 @@ gpg_error_t recurse_xpath_nodeset(xmlDocPtr doc, xmlNodeSetPtr nodes,
     if (!buf)
 	return gpg_err_code_from_errno(ENOMEM);
 
-    for (i = 0; i < nodes->nodeNr; i++) {
+    for (; value ? i >= 0 : i < nodes->nodeNr; value ? i-- : i++) {
 	xmlNodePtr n = nodes->nodeTab[i];
 
 	if (!n)
-- 
2.11.4.GIT