/********************************************************************************************
> virtual BOOL CamLaunchProcess::Execute(const wxString& cmd)
Author: Phil_Martin (Xara Group Ltd) <*****@*****.**>
Created: 19/May/2006
Inputs: cmd - The command string including parameters
Outputs: -
Returns: TRUE if the command was launched successfully
FALSE otherwise
Purpose: Execute a command which should launch a long-running process
********************************************************************************************/
BOOL CamLaunchProcess::Execute(const wxString& cmd)
{
m_ReturnCode = 0; // Assume success until we find otherwise
// Make sure redirection happens
Redirect();
TRACEUSER("Phil", _T("Executing %s\n"), (LPCTSTR) cmd);
m_pid = wxExecute(cmd, wxEXEC_ASYNC, this);
if (m_pid==0)
{
// Couldn't even create a process for the command!
m_bDead = true;
return FALSE;
}
// We're now running
m_bDead = false;
m_bConnected = true;
// Give the command 100 milliseconds to return an error condition or die...
// After that we will either use the return code it passed back to OnTerminate
// or assume it is running successfully...
MonotonicTime graceperiod;
while (!m_bDead && m_ReturnCode==0 && !graceperiod.Elapsed(100))
{
ProcessStdErr(); // Process any output on stderr
wxMilliSleep(1);
wxYield();
}
TRACEUSER("Phil", _T("Exiting with %d\n"), m_ReturnCode);
return (m_ReturnCode==0);
}
void TransferReceiver::updateTransferTimings()
{
UAVCAN_ASSERT(!this_transfer_ts_.isZero());
const MonotonicTime prev_prev_ts = prev_transfer_ts_;
prev_transfer_ts_ = this_transfer_ts_;
if ((!prev_prev_ts.isZero()) && (!prev_transfer_ts_.isZero()) && (prev_transfer_ts_ >= prev_prev_ts))
{
uint64_t interval_usec = uint64_t((prev_transfer_ts_ - prev_prev_ts).toUSec());
interval_usec = min(interval_usec, uint64_t(MaxTransferIntervalUSec));
interval_usec = max(interval_usec, uint64_t(MinTransferIntervalUSec));
transfer_interval_usec_ = static_cast<uint32_t>((uint64_t(transfer_interval_usec_) * 7 + interval_usec) / 8);
}
}
int TransferSender::send(const uint8_t* payload, unsigned payload_len, MonotonicTime tx_deadline,
MonotonicTime blocking_deadline, TransferType transfer_type, NodeID dst_node_id) const
{
/*
* TODO: TID is not needed for anonymous transfers, this part of the code can be skipped?
*/
const OutgoingTransferRegistryKey otr_key(data_type_id_, transfer_type, dst_node_id);
UAVCAN_ASSERT(!tx_deadline.isZero());
const MonotonicTime otr_deadline = tx_deadline + max(max_transfer_interval_ * 2,
OutgoingTransferRegistry::MinEntryLifetime);
TransferID* const tid = dispatcher_.getOutgoingTransferRegistry().accessOrCreate(otr_key, otr_deadline);
if (tid == UAVCAN_NULLPTR)
{
UAVCAN_TRACE("TransferSender", "OTR access failure, dtid=%d tt=%i",
int(data_type_id_.get()), int(transfer_type));
return -ErrMemory;
}
const TransferID this_tid = tid->get();
tid->increment();
return send(payload, payload_len, tx_deadline, blocking_deadline, transfer_type,
dst_node_id, this_tid);
}
int TransferSender::send(const uint8_t* payload, int payload_len, MonotonicTime tx_deadline,
MonotonicTime blocking_deadline, TransferType transfer_type, NodeID dst_node_id)
{
const OutgoingTransferRegistryKey otr_key(data_type_.getID(), transfer_type, dst_node_id);
assert(!tx_deadline.isZero());
const MonotonicTime otr_deadline = tx_deadline + max_transfer_interval_;
TransferID* const tid = dispatcher_.getOutgoingTransferRegistry().accessOrCreate(otr_key, otr_deadline);
if (tid == NULL)
{
UAVCAN_TRACE("TransferSender", "OTR access failure, dtd=%s tt=%i",
data_type_.toString().c_str(), int(transfer_type));
return -ErrMemory;
}
const TransferID this_tid = tid->get();
tid->increment();
return send(payload, payload_len, tx_deadline, blocking_deadline, transfer_type,
dst_node_id, this_tid);
}
BOOL SGThumbs::GetThumbnail(UINT32 ID, BOOL Urgent, KernelBitmap **Result, PathName *File, LP_SGTHUMBS_MOREINFO MoreInfo)
{
PORTNOTETRACE("dialog","SGThumbs::GetThumbnail - do nothing");
#ifndef EXCLUDE_FROM_XARALX
#ifndef EXCLUDE_GALS
// File can be NULL, and signifies that we need to generate the thumbnail - fonts
if(Result == NULL)
{
ERROR3("SGThumbs::GetThumbnail - NULL result parameters are illegal");
return FALSE;
}
*Result = NULL;
if(!ThumbnailsInitialised) return FALSE;
BOOL ok = TRUE;
UINT32 Slot = 0;
ok = OffsetInCache(ID, &Slot);
// Not in cache and not urgent
if(!ok && !Urgent)
return FALSE;
MonotonicTime TempTime;
if(!ok)
{
ok = FindNewSlotInBuffer(&Slot);
if(!ok) return FALSE;
if(Directory == NULL)
{
if(MoreInfo == NULL)
{
ERROR3("SGThumbs::GetThumbnail MoreInfo is NULL as is Directory. Can't generate the thumbnail");
return FALSE;
}
if(Thumbnails[Slot].Valid && Thumbnails[Slot].buffer)
{
delete Thumbnails[Slot].buffer;
Thumbnails[Slot].buffer=NULL;
}
// Just in case we jump out in a state of unhappy rampantness
Thumbnails[Slot].Valid = FALSE;
switch(ThumbnailsLibType)
{
case SGLib_Font:
ok = ((SGDisplayPreviewFonts *)MoreInfo)->CreateThumbnail(&Thumbnails[Slot].buffer);
break;
default:
TRACEUSER( "Richard", _T("Cannot create thumbnails of this type"));
return FALSE;
}
if(ok)
{
// Set the cache entries so the thing works
Thumbnails[Slot].Valid = TRUE;
Thumbnails[Slot].ID = ID;
Thumbnails[Slot].Usage = 0;
Thumbnails[Slot].Size = ThumbnailsSize;
}
}
else
{
if(File != NULL)
{
ok = LoadThumbnailIntoSlot(Slot, ID, File);
if(!ok)
{
TRACEUSER( "Richard", _T("PROBLEMS loading thumbnail"));
return FALSE;
}
// WEBSTER-Martin-09/01/97
#ifndef WEBSTER
#ifndef STANDALONE
if(ThumbnailsLibType == SGLib_Font)
{
StringToBitmap::ContoneFontBitmap(Thumbnails[Slot].buffer);
}
#endif
#endif //WEBSTER
}
else
{
ERROR3("SGThumbs::GetThumbnail - No filename given for the thumbnail");
return FALSE;
}
}
}
// Adds the monotonic time to the cached item
Thumbnails[Slot].Usage = TempTime.Sample();
*Result = Thumbnails[Slot].buffer;
#endif
#endif
return TRUE;
}
