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 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
