xref: /oneTBB/src/tbb/assert_impl.h (revision 478de5b1)
1 /*
2     Copyright (c) 2005-2021 Intel Corporation
3 
4     Licensed under the Apache License, Version 2.0 (the "License");
5     you may not use this file except in compliance with the License.
6     You may obtain a copy of the License at
7 
8         http://www.apache.org/licenses/LICENSE-2.0
9 
10     Unless required by applicable law or agreed to in writing, software
11     distributed under the License is distributed on an "AS IS" BASIS,
12     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13     See the License for the specific language governing permissions and
14     limitations under the License.
15 */
16 
17 #ifndef __TBB_assert_impl_H
18 #define __TBB_assert_impl_H
19 
20 #include "oneapi/tbb/detail/_config.h"
21 
22 #include <cstdio>
23 #include <cstdlib>
24 #include <cstring>
25 #include <cstdarg>
26 #if _MSC_VER && _DEBUG
27 #include <crtdbg.h>
28 #endif
29 
30 #include <mutex>
31 
32 namespace tbb {
33 namespace detail {
34 namespace r1 {
35 
36 // TODO: consider extension for formatted error description string
37 static void assertion_failure_impl(const char* location, int line, const char* expression, const char* comment) {
38 
39     std::fprintf(stderr, "Assertion %s failed (located in the %s function, line in file: %d)\n",
40         expression, location, line);
41 
42     if (comment) {
43         std::fprintf(stderr, "Detailed description: %s\n", comment);
44     }
45 #if _MSC_VER && _DEBUG
46     if (1 == _CrtDbgReport(_CRT_ASSERT, location, line, "tbb_debug.dll", "%s\r\n%s", expression, comment?comment:"")) {
47         _CrtDbgBreak();
48     } else
49 #endif
50     {
51         std::fflush(stderr);
52         std::abort();
53     }
54 }
55 
56 void __TBB_EXPORTED_FUNC assertion_failure(const char* location, int line, const char* expression, const char* comment) {
57     static std::once_flag flag;
58     std::call_once(flag, [&](){ assertion_failure_impl(location, line, expression, comment); });
59 }
60 
61 //! Report a runtime warning.
62 void runtime_warning( const char* format, ... ) {
63     char str[1024]; std::memset(str, 0, 1024);
64     va_list args; va_start(args, format);
65     vsnprintf( str, 1024-1, format, args);
66     va_end(args);
67     fprintf(stderr, "TBB Warning: %s\n", str);
68 }
69 
70 } // namespace r1
71 } // namespace detail
72 } // namespace tbb
73 
74 #endif // __TBB_assert_impl_H
75 
76