136   Addr2linePipe(int in_fd, int out_fd, const std::string& file_name, pid_t pid)  in Addr2linePipe()
137       : in(in_fd), out(out_fd), file(file_name), child_pid(pid), odd(true) {}  in Addr2linePipe()
165   pid_t pid = fork();  in Connect()  local
166   if (pid == -1) {  in Connect()
174   if (pid == 0) {  in Connect()
191                                            pid);  in Connect()
334 std::set<pid_t> PtraceSiblings(pid_t pid) {  in PtraceSiblings()  argument
336   std::string task_path = android::base::StringPrintf("/proc/%d/task", pid);  in PtraceSiblings()
359     if (tid == pid) {  in PtraceSiblings()
487 bool WaitForSigStopped(pid_t pid, uint32_t max_wait_micros) {  in WaitForSigStopped()  argument
490     pid_t rc = TEMP_FAILURE_RETRY(waitpid(pid, &status, WNOHANG));  in WaitForSigStopped()
492       PLOG(ERROR) << "Failed to waitpid for " << pid;  in WaitForSigStopped()
496     if (rc == pid) {  in WaitForSigStopped()
498         LOG(ERROR) << "Did not get expected stopped signal for " << pid;  in WaitForSigStopped()
516 void DumpThread(pid_t pid,  in DumpThread()  argument
522   std::cerr << std::endl << "=== pid: " << pid << " tid: " << tid << " ===" << std::endl;  in DumpThread()
525   if (pid != tid && !WaitForSigStopped(tid, kMaxWaitMicros)) {  in DumpThread()
529   std::unique_ptr<Backtrace> backtrace(Backtrace::Create(pid, tid, map));  in DumpThread()
689   pid_t pid = fork();  in main()  local
690   if (pid == 0) {  in main()
705   art::SetupAndWait(pid);  in main()