1 // Copyright 2021 The SwiftShader 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 #include "Reactor.hpp"
16
17 #if defined(_WIN32)
18 # ifndef WIN32_LEAN_AND_MEAN
19 # define WIN32_LEAN_AND_MEAN
20 # endif
21 # include <windows.h>
22 #endif
23
24 #include <mutex>
25
26 namespace rr {
27
28 // Reports a failed Reactor Assert()
failedAssert(const char * expression,const char * file,unsigned int line,const char * func)29 void failedAssert(const char *expression, const char *file, unsigned int line, const char *func)
30 {
31 // Since multple threads could fail an Assert() simultaneously, enter a critical section.
32 static std::mutex m;
33 std::scoped_lock lock(m);
34
35 fflush(stdout);
36
37 char string[1024];
38 snprintf(string, sizeof(string),
39 "Assertion failed: '%s'\n"
40 "At '%s:%d'\n"
41 "In '%s'\n\n",
42 expression, file, line, func);
43
44 fprintf(stderr, "%s", string);
45 fflush(stderr);
46
47 #if defined(_WIN32)
48 OutputDebugStringA(string);
49 #endif
50
51 assert(false && "Reactor Assert() failed");
52 }
53
54 } // namespace rr
55