Example #1
0
void DebuggerProxy::setBreakPoints(
  std::vector<BreakPointInfoPtr>& breakpoints
) {
  TRACE(2, "DebuggerProxy::setBreakPoints\n");
  // Hold the break mutex while we update the proxy's state. There's no need to
  // hold it over the longer operation to set breakpoints in each file later.
  {
    WriteLock lock(m_breakMutex);
    // breakpoints holds a list of fresh new BreakPointInfo objects that
    // have been deserialized from the client's list of breakpoints.
    // The existing BreakPointInfo objects may include non empty values
    // for m_stack. If these get thrown away, breakpoints that are temporarily
    // disabled will suddenly fire again, which is not what we want to
    // happen if we create a new breakpoint or just even list breakpoints.
    auto it = m_breakpoints.begin();
    for (auto it1 = breakpoints.begin(); it1 != breakpoints.end(); ++it1)  {
      BreakPointInfoPtr newBreakPoint = *it1;
      do {
        for (auto it2 = it; it2 != m_breakpoints.end(); ) {
          BreakPointInfoPtr oldBreakPoint = *it2++;
          if (oldBreakPoint->same(newBreakPoint)) {
            newBreakPoint->transferStack(oldBreakPoint);
            it = it2;
            goto next_breakpoint;
          }
        }
        if (it == m_breakpoints.begin()) goto next_breakpoint;
        // Only searched a part of m_breakpoints. Reset it and try again.
        it = m_breakpoints.begin();
      } while (true);
      next_breakpoint: continue;
    }
    m_breakpoints = breakpoints;
    m_hasBreakPoints = !m_breakpoints.empty();
  }
  proxySetBreakPoints(this);
}
Example #2
0
bool CmdBreak::processUpdate(DebuggerClient *client) {
  m_breakpoints = client->getBreakPoints();
  if (m_breakpoints->empty()) {
    client->error("There is no breakpoint to clear or toggle.");
    client->tutorial(
      "Use '[b]reak ?|[h]elp' to read how to set breakpoints. "
    );
    return true;
  }

  if (client->argCount() == 1) {
    BreakPointInfoPtrVec *matched = client->getMatchedBreakPoints();
    BreakPointInfoPtrVec *bps = client->getBreakPoints();
    bool found = false;
    for (unsigned int i = 0; i < matched->size(); i++) {
      BreakPointInfoPtr bpm = (*matched)[i];
      BreakPointInfoPtr bp;
      int index = 0;
      for (; index < (int)bps->size(); index++) {
        if (bpm->same((*bps)[index])) {
          bp = (*bps)[index];
          break;
        }
      }
      if (bp) {
        const char *action;
        if (hasClearArg(client)) {
          action = "cleared";
          bps->erase(bps->begin() + index);
        } else if (hasEnableArg(client)) {
          action = "updated";
          bp->setState(BreakPointInfo::Always);
        } else if (hasDisableArg(client)) {
          action = "updated";
          bp->setState(BreakPointInfo::Disabled);
        } else {
          assert(hasToggleArg(client));
          action = "updated";
          bp->toggle();
        }
        client->info("Breakpoint %d is %s %s", bp->index(),
                     action, bp->site().c_str());
        found = true;
      }
    }
    if (found) {
      updateImpl(client);
      return true;
    }

    client->error("There is no current breakpoint to clear or toggle.");
    return true;
  }

  if (client->arg(2, "all")) {
    if (hasClearArg(client)) {
      m_breakpoints->clear();
      updateImpl(client);
      client->info("All breakpoints are cleared.");
      return true;
    }

    for (unsigned int i = 0; i < m_breakpoints->size(); i++) {
      BreakPointInfoPtr bpi = (*m_breakpoints)[i];
      if (hasEnableArg(client)) {
        bpi->setState(BreakPointInfo::Always);
      }
      else if (hasDisableArg(client)) {
        bpi->setState(BreakPointInfo::Disabled);
      }
      else {
        assert(hasToggleArg(client));
        bpi->toggle();
      }
    }

    updateImpl(client);
    return processList(client);
  }

  string snum = client->argValue(2);
  if (!DebuggerClient::IsValidNumber(snum)) {
    client->error("'[b]reak [c]lear|[t]oggle' needs an {index} argument.");
    client->tutorial(
      "You will have to run '[b]reak [l]ist' first to see a list of valid "
      "numbers or indices to specify."
    );
    return true;
  }

  int index = -1;
  int num = atoi(snum.c_str());
  for (unsigned int i = 0; i < m_breakpoints->size(); i++) {
    if (m_breakpoints->at(i)->index() == num) {
      index = i;
      break;
    }
  }
  if (index < 0) {
    client->error("\"%s\" is not a valid breakpoint index. Choose one from "
                  "this list:", snum.c_str());
    processList(client);
    return true;
  }

  BreakPointInfoPtr bpi = (*m_breakpoints)[index];
  if (hasClearArg(client)) {
    m_breakpoints->erase(m_breakpoints->begin() + index);
    updateImpl(client);
    client->info("Breakpoint %d cleared %s", bpi->index(),
                 bpi->desc().c_str());
  } else if (hasEnableArg(client)) {
    bpi->setState(BreakPointInfo::Always);
    updateImpl(client);
    client->info("Breakpoint %d's state is changed to %s.", bpi->index(),
                 bpi->state(false).c_str());
  } else if (hasDisableArg(client)) {
    bpi->setState(BreakPointInfo::Disabled);
    updateImpl(client);
    client->info("Breakpoint %d's state is changed to %s.", bpi->index(),
                 bpi->state(false).c_str());
  } else {
    assert(hasToggleArg(client));
    bpi->toggle();
    updateImpl(client);
    client->info("Breakpoint %d's state is changed to %s.", bpi->index(),
                 bpi->state(false).c_str());
  }

  return true;
}
Example #3
0
void CmdInterrupt::onClient(DebuggerClient &client) {
  client.setCurrentLocation(m_threadId, m_bpi);
  if (!client.getDebuggerClientSmallStep()) {
    // Adjust line and char if it's not small stepping
    if (m_bpi->m_line1 == m_bpi->m_line2) {
      m_bpi->m_char1 = 1;
      m_bpi->m_char2 = 100;
    }
  }
  client.setMatchedBreakPoints(m_matched);

  switch (m_interrupt) {
    case SessionStarted:
      if (!m_program.empty()) {
        client.info("Program %s loaded. Type '[r]un' or '[c]ontinue' to go.",
                     m_program.c_str());
        m_bpi->m_file = m_program;
      }
      break;
    case SessionEnded:
      if (!m_program.empty()) {
        client.info("Program %s exited normally.", m_program.c_str());
      }
      break;
    case RequestStarted:
      if (!m_program.empty()) {
        client.info("Web request %s started.", m_program.c_str());
      }
      break;
    case RequestEnded:
      if (!m_program.empty()) {
        client.info("Web request %s ended.", m_program.c_str());
      }
      break;
    case PSPEnded:
      if (!m_program.empty()) {
        client.info("Post-Send Processing for %s was ended.",
                     m_program.c_str());
      }
      break;
    case HardBreakPoint:
    case BreakPointReached:
    case ExceptionThrown: {
      bool found = false;
      bool toggled = false;
      auto *bps = client.getBreakPoints();
      for (unsigned int i = 0; i < m_matched.size(); i++) {
        BreakPointInfoPtr bpm = m_matched[i];
        BreakPointInfoPtr bp;
        int index = 0;
        for (; index < (int)bps->size(); index++) {
          if (bpm->same((*bps)[index])) {
            bp = (*bps)[index];
            break;
          }
        }
        if (bp) {
          found = true;
          if (bp->m_state == BreakPointInfo::Once) {
            bp->m_state = BreakPointInfo::Disabled;
            toggled = true;
          }
          if (m_interrupt == BreakPointReached ||
              m_interrupt == HardBreakPoint) {
            client.info("Breakpoint %d reached %s", bp->index(),
                         m_bpi->site().c_str());
            client.shortCode(m_bpi);
          } else {
            if (m_bpi->m_exceptionClass == BreakPointInfo::ErrorClassName) {
              client.info("Breakpoint %d reached: An error occurred %s",
                           bp->index(), m_bpi->site().c_str());
              client.shortCode(m_bpi);
              client.error("Error Message: %s",
                            m_bpi->m_exceptionObject.c_str());
            } else {
              client.info("Breakpoint %d reached: Throwing %s %s",
                           bp->index(),
                           m_bpi->m_exceptionClass.c_str(),
                           m_bpi->site().c_str());
              client.shortCode(m_bpi);
              if (client.getLogFileHandler()) {
                client.output(m_bpi->m_exceptionObject);
              }
            }
          }
          if (!bpm->m_output.empty()) {
            client.print(bpm->m_output);
          }
        }
      }
      if (toggled) {
        CmdBreak::SendClientBreakpointListToServer(client);
      }
      if (!found) {
        if (m_interrupt == HardBreakPoint) {
          // for HardBreakPoint, default the frame to the caller
          client.setFrame(1);
        }
        client.info("Break %s", m_bpi->site().c_str());
        client.shortCode(m_bpi);
      }
      break;
    }
  }

  if (!m_errorMsg.empty()) {
    client.error(m_errorMsg);
  }

  // watches
  switch (m_interrupt) {
    case SessionStarted:
    case RequestStarted:
      break;
    default: {
      DebuggerClient::WatchPtrVec &watches = client.getWatches();
      for (int i = 0; i < (int)watches.size(); i++) {
        if (i > 0) client.output("%s", "");
        client.info("Watch %d: %s =", i + 1, watches[i]->second.c_str());
        Variant v = CmdPrint().processWatch(client, watches[i]->first,
                                            watches[i]->second);
        client.output(CmdPrint::FormatResult(watches[i]->first, v));
      }
    }
  }
}
Example #4
0
bool CmdInterrupt::onClient(DebuggerClient *client) {
  client->setCurrentLocation(m_threadId, m_bpi);
  client->setMatchedBreakPoints(m_matched);

  switch (m_interrupt) {
    case SessionEnded:
    case RequestEnded:
    case PSPEnded:
      if (m_pendingJump) {
        client->error("Your jump point cannot be reached. You may only jump "
                      "to certain parallel or outer execution points.");
      }
      break;
  }

  switch (m_interrupt) {
    case SessionStarted:
      if (!m_program.empty()) {
        client->info("Program %s loaded. Type '[r]un' or '[c]ontinue' to go.",
                     m_program.c_str());
        m_bpi->m_file = m_program;
      }
      break;
    case SessionEnded:
      if (!m_program.empty()) {
        client->info("Program %s exited normally.", m_program.c_str());
      }
      break;
    case RequestStarted:
      if (!m_program.empty()) {
        client->info("Web request %s started.", m_program.c_str());
      }
      break;
    case RequestEnded:
      if (!m_program.empty()) {
        client->info("Web request %s ended.", m_program.c_str());
      }
      break;
    case PSPEnded:
      if (!m_program.empty()) {
        client->info("Post-Send Processing for %s was ended.",
                     m_program.c_str());
      }
      break;
    case BreakPointReached:
    case ExceptionThrown: {
      bool found = false;
      bool toggled = false;
      BreakPointInfoPtrVec *bps = client->getBreakPoints();
      for (unsigned int i = 0; i < m_matched.size(); i++) {
        BreakPointInfoPtr bpm = m_matched[i];
        BreakPointInfoPtr bp;
        int index = 0;
        for (; index < (int)bps->size(); index++) {
          if (bpm->same((*bps)[index])) {
            bp = (*bps)[index];
            break;
          }
        }
        if (bp) {
          found = true;
          if (bp->m_state == BreakPointInfo::Once) {
            bp->m_state = BreakPointInfo::Disabled;
            toggled = true;
          }
          if (m_interrupt == BreakPointReached) {
            client->info("Breakpoint %d reached %s", index + 1,
                         m_bpi->site().c_str());
          } else {
            client->info("Breakpoint %d reached: Throwing %s %s", index + 1,
                         m_bpi->m_exceptionClass.c_str(),
                         m_bpi->site().c_str());
            client->output(m_bpi->m_exceptionObject);
          }
          if (!bpm->m_output.empty()) {
            client->print(bpm->m_output);
          }
        }
      }
      if (toggled) {
        CmdBreak().update(client);
      }
      if (!found) {
        client->info("Break %s", m_bpi->site().c_str());
      }
      break;
    }
  }

  if (!m_errorMsg.empty()) {
    client->error(m_errorMsg);
  }

  // watches
  switch (m_interrupt) {
    case SessionStarted:
    case RequestStarted:
      break;
    default: {
      DebuggerClient::WatchPtrVec &watches = client->getWatches();
      for (int i = 0; i < (int)watches.size(); i++) {
        if (i > 0) client->output("");
        client->info("Watch %d: %s =", i + 1, watches[i]->second.c_str());
        CmdPrint().processWatch(client, watches[i]->first, watches[i]->second);
      }
    }
  }

  return true;
}