7c89f9e955
Previously, we weren't PTRACE_ATTACHing to all of the threads of a process, and we were also trying to do it after forking and dropping privileges. This patch ensures that all ptrace attaching/detaching happens in one place, before forking/exiting respectively. Bug: http://b/26443860 Bug: http://b/26436605 Bug: http://b/26436486 Change-Id: Id94e0c1d9d56c051d0dd281d895aaa3285079198
37 lines
1.2 KiB
C++
37 lines
1.2 KiB
C++
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _DEBUGGERD_BACKTRACE_H
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#define _DEBUGGERD_BACKTRACE_H
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#include <sys/types.h>
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#include <set>
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#include "utility.h"
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class Backtrace;
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class BacktraceMap;
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// Dumps a backtrace using a format similar to what Dalvik uses so that the result
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// can be intermixed in a bug report.
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void dump_backtrace(int fd, int amfd, BacktraceMap* map, pid_t pid, pid_t tid,
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const std::set<pid_t>& siblings);
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/* Dumps the backtrace in the backtrace data structure to the log. */
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void dump_backtrace_to_log(Backtrace* backtrace, log_t* log, const char* prefix);
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#endif // _DEBUGGERD_BACKTRACE_H
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