From a85bd282d7868cd1d7b7f166a2e8d2f13abfde13 Mon Sep 17 00:00:00 2001
From: John Wiegley <johnw@newartisans.com>
Date: Fri, 27 Apr 2007 10:09:14 +0000
Subject: Pounded the logging and memory tracing code into better shape.

---
 xpath.cc | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

(limited to 'xpath.cc')

diff --git a/xpath.cc b/xpath.cc
index 39e1d091..574a6ac8 100644
--- a/xpath.cc
+++ b/xpath.cc
@@ -10,9 +10,20 @@ namespace ledger {
 namespace xml {
 
 #ifndef THREADSAFE
-xpath_t::token_t xpath_t::lookahead;
+xpath_t::token_t * xpath_t::lookahead = NULL;
 #endif
 
+void xpath_t::initialize()
+{
+  lookahead = new xpath_t::token_t;
+}
+
+void xpath_t::shutdown()
+{
+  delete lookahead;
+  lookahead = NULL;
+}
+
 void xpath_t::token_t::parse_ident(std::istream& in)
 {
   if (in.eof()) {
@@ -1130,9 +1141,17 @@ xpath_t::parse_expr(std::istream& in, unsigned short tflags) const
 
   if (use_lookahead) {
     use_lookahead = false;
+#ifdef THREADSAFE
     lookahead.rewind(in);
+#else
+    lookahead->rewind(in);
+#endif
   }
+#ifdef THREADSAFE
   lookahead.clear();
+#else
+  lookahead->clear();
+#endif
 
   return node.release();
 }
-- 
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