Function GetCurrentPID

renderdoc/android/android.cpp:177–270

}

int GetCurrentPID(const rdcstr &deviceID, const rdcstr &processName)
{
  if(Android_Debug_ProcessLaunch())
  {
    RDCLOG("Getting PID from device %s for process '%s'", deviceID.c_str(), processName.c_str());
  }

  // try 15 times, 200ms apart to find the pid, for a total of 3 seconds timeout waiting for the
  // process to even be alive
  for(int i = 0; i < 15; i++)
  {
    Process::ProcessResult pidOutput =
        adbExecCommand(deviceID, StringFormat::Fmt("shell ps -A | grep %s", processName.c_str()));

    rdcstr &output = pidOutput.strStdout;

    output.trim();
    int space = output.find_first_of("\t ");

    if(Android_Debug_ProcessLaunch())
    {
      RDCLOG("Output from ps -A: '%s'", output.c_str());
    }

    // if we didn't get a response, try without the -A as some android devices don't support that
    // parameter
    if(output.empty() || output.find(processName) == -1 || space == -1)
    {
      pidOutput =
          adbExecCommand(deviceID, StringFormat::Fmt("shell ps | grep %s", processName.c_str()));

      output.trim();
      space = output.find_first_of("\t ");

      if(Android_Debug_ProcessLaunch())
      {
        RDCLOG("Output from ps: '%s'", output.c_str());
      }
    }

    if(Android_Debug_ProcessLaunch())
    {
      RDCLOG("Final output is '%s' and first space is at char %d", output.c_str(), space);
    }

    // if we still didn't get a response, sleep and try again next time
    if(output.empty() || output.find(processName) == -1 || space == -1)
    {
      if(Android_Debug_ProcessLaunch())
      {
        RDCLOG("Didn't get valid PID line, waiting");
      }

      Threading::Sleep(200);
      continue;
    }

    char *pid = &output[space];