1 files changed, 39 insertions, 0 deletions
diff --git a/xpcom/string/nsStringComparator.cpp b/xpcom/string/nsStringComparator.cpp
new file mode 100644
index 0000000000..81f1629f85
--- /dev/null
+++ b/xpcom/string/nsStringComparator.cpp
@@ -0,0 +1,39 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include <ctype.h>
+#include "nsAString.h"
+#include "plstr.h"
+
+
+// define nsStringComparator
+#include "string-template-def-unichar.h"
+#include "nsTStringComparator.cpp"
+#include "string-template-undef.h"
+
+// define nsCStringComparator
+#include "string-template-def-char.h"
+#include "nsTStringComparator.cpp"
+#include "string-template-undef.h"
+
+
+int
+nsCaseInsensitiveCStringComparator::operator()(const char_type* aLhs,
+                                               const char_type* aRhs,
+                                               uint32_t aLhsLength,
+                                               uint32_t aRhsLength) const
+{
+  if (aLhsLength != aRhsLength) {
+    return (aLhsLength > aRhsLength) ? 1 : -1;
+  }
+  int32_t result = int32_t(PL_strncasecmp(aLhs, aRhs, aLhsLength));
+  //Egads. PL_strncasecmp is returning *very* negative numbers.
+  //Some folks expect -1,0,1, so let's temper its enthusiasm.
+  if (result < 0) {
+    result = -1;
+  }
+  return result;
+}