1 //===------------------------- abort_message.cpp --------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #include <stdlib.h>
11 #include <stdio.h>
12 #include <stdarg.h>
13 #include "abort_message.h"
14
15 #ifdef __BIONIC__
16 #include <android/api-level.h>
17 #if __ANDROID_API__ >= 21
18 #include <syslog.h>
19 extern "C" void android_set_abort_message(const char* msg);
20 #else
21 #include <assert.h>
22 #endif // __ANDROID_API__ >= 21
23 #endif // __BIONIC__
24
25 #ifdef __APPLE__
26 # if defined(__has_include) && __has_include(<CrashReporterClient.h>)
27 # define HAVE_CRASHREPORTERCLIENT_H
28 # include <CrashReporterClient.h>
29 # endif
30 #endif
31
abort_message(const char * format,...)32 void abort_message(const char* format, ...)
33 {
34 // write message to stderr
35 #if !defined(NDEBUG) || !defined(LIBCXXABI_BAREMETAL)
36 #ifdef __APPLE__
37 fprintf(stderr, "libc++abi.dylib: ");
38 #endif
39 va_list list;
40 va_start(list, format);
41 vfprintf(stderr, format, list);
42 va_end(list);
43 fprintf(stderr, "\n");
44 #endif
45
46 #if defined(__APPLE__) && defined(HAVE_CRASHREPORTERCLIENT_H)
47 // record message in crash report
48 char* buffer;
49 va_list list2;
50 va_start(list2, format);
51 vasprintf(&buffer, format, list2);
52 va_end(list2);
53 CRSetCrashLogMessage(buffer);
54 #elif defined(__BIONIC__)
55 char* buffer;
56 va_list list2;
57 va_start(list2, format);
58 vasprintf(&buffer, format, list2);
59 va_end(list2);
60
61 #if __ANDROID_API__ >= 21
62 // Show error in tombstone.
63 android_set_abort_message(buffer);
64
65 // Show error in logcat.
66 openlog("libc++abi", 0, 0);
67 syslog(LOG_CRIT, "%s", buffer);
68 closelog();
69 #else
70 // The good error reporting wasn't available in Android until L. Since we're
71 // about to abort anyway, just call __assert2, which will log _somewhere_
72 // (tombstone and/or logcat) in older releases.
73 __assert2(__FILE__, __LINE__, __func__, buffer);
74 #endif // __ANDROID_API__ >= 21
75 #endif // __BIONIC__
76
77 abort();
78 }
79