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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "android_webview/common/aw_crash_handler.h" | 5 #include "android_webview/common/aw_crash_handler.h" |
| 6 | 6 |
| 7 #include <android/log.h> | 7 #include <android/log.h> |
| 8 #include <signal.h> | 8 #include <signal.h> |
| 9 #include <sys/prctl.h> | 9 #include <sys/prctl.h> |
| 10 #include <sys/syscall.h> | 10 #include <sys/syscall.h> |
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| 64 | 64 |
| 65 namespace android_webview { | 65 namespace android_webview { |
| 66 namespace crash_handler { | 66 namespace crash_handler { |
| 67 | 67 |
| 68 void RegisterCrashHandler(const std::string& version) { | 68 void RegisterCrashHandler(const std::string& version) { |
| 69 if (crash_handler_registered) { | 69 if (crash_handler_registered) { |
| 70 NOTREACHED(); | 70 NOTREACHED(); |
| 71 return; | 71 return; |
| 72 } | 72 } |
| 73 | 73 |
| 74 g_crash_msg = "### WebView crash. " + version; | 74 g_crash_msg = "### WebView " + version; |
| 75 g_crash_msg_ptr = g_crash_msg.c_str(); | 75 g_crash_msg_ptr = g_crash_msg.c_str(); |
| 76 | 76 |
| 77 // Fail if unable to store all the old handlers. | 77 // Fail if unable to store all the old handlers. |
| 78 for (uint32_t i = 0; i < arraysize(kExceptionSignals); ++i) { | 78 for (uint32_t i = 0; i < arraysize(kExceptionSignals); ++i) { |
| 79 if (sigaction(kExceptionSignals[i], NULL, &old_handlers[i]) == -1) { | 79 if (sigaction(kExceptionSignals[i], NULL, &old_handlers[i]) == -1) { |
| 80 LOG(ERROR) << "Error while trying to retrieve old handler for signal " | 80 LOG(ERROR) << "Error while trying to retrieve old handler for signal " |
| 81 << kExceptionSignals[i] << ")"; | 81 << kExceptionSignals[i] << ")"; |
| 82 return; | 82 return; |
| 83 } | 83 } |
| 84 } | 84 } |
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| 101 LOG(ERROR) << "Error while overriding handler for signal " | 101 LOG(ERROR) << "Error while overriding handler for signal " |
| 102 << kExceptionSignals[i]; | 102 << kExceptionSignals[i]; |
| 103 } | 103 } |
| 104 } | 104 } |
| 105 | 105 |
| 106 crash_handler_registered = true; | 106 crash_handler_registered = true; |
| 107 } | 107 } |
| 108 | 108 |
| 109 } // namespace crash_handler | 109 } // namespace crash_handler |
| 110 } // namespace android_webview | 110 } // namespace android_webview |
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