From 205eadee368a00ee61c9d78dff069354a867d0a5 Mon Sep 17 00:00:00 2001
From: Doug Kwan <dougkwan@google.com>
Date: Tue, 7 Jun 2011 14:15:04 -0700
Subject: Check in the initial version of libgabi++ for RTTI support.

Change-Id: I51f94a2fd4324fbf172b39ee33f86b915e6f9f69
---
 src/type_info.cc | 75 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 src/type_info.cc

(limited to 'src/type_info.cc')

diff --git a/src/type_info.cc b/src/type_info.cc
new file mode 100644
index 0000000..69b9f3a
--- /dev/null
+++ b/src/type_info.cc
@@ -0,0 +1,75 @@
+// Copyright (C) 2011 The Android Open Source Project
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in the
+//    documentation and/or other materials provided with the distribution.
+// 3. Neither the name of the project nor the names of its contributors
+//    may be used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
+// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
+// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+// OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+// OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+// SUCH DAMAGE.
+//
+// type_info.cc: Methods for std::type_info.
+//
+
+#include <cxxabi.h>
+#ifdef __ARM_EABI__
+// ARM EABI requires string comprison for mangled type names for type_info
+// equality.
+#include <string.h>
+#endif
+
+#include <typeinfo>
+
+namespace std
+{
+  type_info::~type_info()
+  {
+  }
+
+  bool
+  type_info::operator==(const type_info& rhs) const
+  {
+#ifdef __ARM_EABI__
+    // IHI0041A CPPABI 3.2.5.6.  Because of weak linkage and share libraries,
+    // we perform string comparison.
+    return strcmp(this->__type_name, rhs.__type_name) == 0;
+#else
+    return this == &rhs;
+#endif
+  }
+
+  bool
+  type_info::operator!=(const type_info& rhs) const
+  {
+    return !this->operator==(rhs);
+  }
+
+  bool
+  type_info::before(const type_info& rhs) const
+  {
+#ifdef __ARM_EABI__
+    // IHI0041A CPPABI 3.2.5.6.  Because of weak linkage and share libraries,
+    // we perform string comparison.
+    return strcmp(this->__type_name, rhs.__type_name) < 0;
+#else
+    return this < &rhs;
+#endif
+  }
+} // end namespace std
-- 
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