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Issue 430003003: Add UUID, strlcpy, and their tests to util (Closed) Base URL: https://chromium.googlesource.com/crashpad/crashpad@master
Patch Set: Address review comments Created 6 years, 4 months ago
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1 // Copyright 2014 The Crashpad Authors. All rights reserved.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 #ifndef CRASHPAD_UTIL_STDLIB_CXX_H_
16 #define CRASHPAD_UTIL_STDLIB_CXX_H_
17
18 // <ciso646> doesn’t do very much, and under libc++, it will cause the
19 // _LIBCPP_VERSION macro to be defined properly. Under libstdc++, it doesn’t
20 // cause __GLIBCXX__ to be defined, but if _LIBCPP_VERSION isn’t defined after
21 // #including <ciso646>, assume libstdc++ and #include libstdc++’s internal
22 // header that defines __GLIBCXX__.
23
24 #include <ciso646>
25
26 #if !defined(_LIBCPP_VERSION)
27 #if defined(__has_include)
28 #if __has_include(<bits/c++config.h>)
29 #include <bits/c++config.h>
30 #endif
31 #else
32 #include <bits/c++config.h>
33 #endif
34 #endif
35
36 // libstdc++ does not identify its version directly, but identifies the GCC
37 // package it is a part of via the __GLIBCXX__ macro, which is based on the date
38 // of the GCC release. libstdc++ had sufficient C++11 support as of GCC 4.6.0,
39 // __GLIBCXX__ 20110325, but maintenance releases in the 4.4 an 4.5 series
40 // followed this date, so check for those versions by their date stamps.
41 // http://gcc.gnu.org/onlinedocs/libstdc++/manual/abi.html#abi.versioning
42 //
43 // libc++, identified by _LIBCPP_VERSION, always supports C++11.
44 #if __cplusplus >= 201103l && \
45 ((defined(__GLIBCXX__) && \
46 __GLIBCXX__ >= 20110325ul && /* GCC >= 4.6.0 */ \
47 __GLIBCXX__ != 20110416ul && /* GCC 4.4.6 */ \
48 __GLIBCXX__ != 20120313ul && /* GCC 4.4.7 */ \
49 __GLIBCXX__ != 20110428ul && /* GCC 4.5.3 */ \
50 __GLIBCXX__ != 20120702ul) || /* GCC 4.5.4 */ \
51 (defined(_LIBCPP_VERSION)))
52 #define CXX_LIBRARY_VERSION 2011
53 #else
54 #define CXX_LIBRARY_VERSION 2003
55 #endif
56
57 #endif // CRASHPAD_UTIL_STDLIB_CXX_H_
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