From 2e501c68a8641a2b3c430b55f13491a9c1c5d0f5 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 11 May 2010 12:20:11 +0200
Subject: Add support for custom allocators

New example: examples/cxx/hybrid/allocator.
---
 .../cxx/parser/non-validating/nmtokens-stl.cxx     | 34 ++++++++++++++++++++--
 1 file changed, 32 insertions(+), 2 deletions(-)

(limited to 'libxsde/xsde/cxx/parser/non-validating/nmtokens-stl.cxx')

diff --git a/libxsde/xsde/cxx/parser/non-validating/nmtokens-stl.cxx b/libxsde/xsde/cxx/parser/non-validating/nmtokens-stl.cxx
index 07d1945..93aefce 100644
--- a/libxsde/xsde/cxx/parser/non-validating/nmtokens-stl.cxx
+++ b/libxsde/xsde/cxx/parser/non-validating/nmtokens-stl.cxx
@@ -5,6 +5,10 @@
 
 #include <xsde/cxx/config.hxx>
 
+#ifdef XSDE_CUSTOM_ALLOCATOR
+#  include <xsde/cxx/allocator.hxx>
+#endif
+
 #include <xsde/cxx/parser/non-validating/nmtokens-stl.hxx>
 
 namespace xsde
@@ -18,8 +22,15 @@ namespace xsde
         nmtokens_pimpl::
         ~nmtokens_pimpl ()
         {
-          if (!base_)
+          if (!base_ && seq_)
+          {
+#ifndef XSDE_CUSTOM_ALLOCATOR
             delete seq_;
+#else
+            seq_->~string_sequence ();
+            cxx::free (seq_);
+#endif
+          }
         }
 
         void nmtokens_pimpl::
@@ -27,9 +38,14 @@ namespace xsde
         {
           nmtokens_pskel::_reset ();
 
-          if (!base_)
+          if (!base_ && seq_)
           {
+#ifndef XSDE_CUSTOM_ALLOCATOR
             delete seq_;
+#else
+            seq_->~string_sequence ();
+            cxx::free (seq_);
+#endif
             seq_ = 0;
           }
 
@@ -53,7 +69,21 @@ namespace xsde
         {
           if (seq_ == 0)
           {
+#ifndef XSDE_CUSTOM_ALLOCATOR
             seq_ = new string_sequence ();
+#else
+            seq_ = static_cast<string_sequence*> (
+              alloc (sizeof (string_sequence)));
+
+#ifdef XSDE_EXCEPTIONS
+            alloc_guard ag (seq_);
+            new (seq_) string_sequence ();
+            ag.release ();
+#else
+            if (seq_)
+              new () string_sequence ();
+#endif
+#endif
 
 #ifndef XSDE_EXCEPTIONS
             if (seq_ == 0)
-- 
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