1 // Copyright (C) 2011 The Android Open Source Project
2 // All rights reserved.
3 //
4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions
6 // are met:
7 // 1. Redistributions of source code must retain the above copyright
8 // notice, this list of conditions and the following disclaimer.
9 // 2. Redistributions in binary form must reproduce the above copyright
10 // notice, this list of conditions and the following disclaimer in the
11 // documentation and/or other materials provided with the distribution.
12 // 3. Neither the name of the project nor the names of its contributors
13 // may be used to endorse or promote products derived from this software
14 // without specific prior written permission.
15 //
16 // THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
17 // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 // ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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21 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 // OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 // HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 // LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 // OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 // SUCH DAMAGE.
27 //
28 // type_info.cc: Methods for std::type_info.
29 //
30
31 #include <cxxabi.h>
32 #ifdef __ARM_EABI__
33 // ARM EABI requires string comprison for mangled type names for type_info
34 // equality.
35 #include <string.h>
36 #endif
37
38 #include <typeinfo>
39
40 namespace std
41 {
~type_info()42 type_info::~type_info()
43 {
44 }
45
46 #if !defined(LIBCXXABI)
47 bool
operator ==(const type_info & rhs) const48 type_info::operator==(const type_info& rhs) const
49 {
50 #ifdef __ARM_EABI__
51 // IHI0041A CPPABI 3.2.5.6. Because of weak linkage and share libraries,
52 // we perform string comparison.
53 return strcmp(this->__type_name, rhs.__type_name) == 0;
54 #else
55 return this == &rhs;
56 #endif
57 }
58
59 bool
operator !=(const type_info & rhs) const60 type_info::operator!=(const type_info& rhs) const
61 {
62 return !this->operator==(rhs);
63 }
64
65 bool
before(const type_info & rhs) const66 type_info::before(const type_info& rhs) const
67 {
68 #ifdef __ARM_EABI__
69 // IHI0041A CPPABI 3.2.5.6. Because of weak linkage and share libraries,
70 // we perform string comparison.
71 return strcmp(this->__type_name, rhs.__type_name) < 0;
72 #else
73 return this < &rhs;
74 #endif
75 }
76 #endif // !defined(LIBCXXABI)
77
bad_cast()78 bad_cast::bad_cast() _GABIXX_NOEXCEPT {
79 }
80
~bad_cast()81 bad_cast::~bad_cast() _GABIXX_NOEXCEPT {
82 }
83
what() const84 const char* bad_cast::what() const _GABIXX_NOEXCEPT {
85 return "std::bad_cast";
86 }
87
bad_typeid()88 bad_typeid::bad_typeid() _GABIXX_NOEXCEPT {
89 }
90
~bad_typeid()91 bad_typeid::~bad_typeid() _GABIXX_NOEXCEPT {
92 }
93
what() const94 const char* bad_typeid::what() const _GABIXX_NOEXCEPT {
95 return "std::bad_typeid";
96 }
97
98 } // end namespace std
99