EPICS_driver_modules/StreamDevice
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error messages improved
dont mark device as BusOwner when locking fails
This commit is contained in:
zimoch
2013-10-23 14:34:53 +00:00
parent bf5c359649
commit 7bf91b403d
1 changed files with 35 additions and 4 deletions
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39
src/StreamCore.cc
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@ -818,7 +818,7 @@ lockCallback(StreamIoStatus status)
{
MutexLock lock(this);
debug("StreamCore::lockCallback(%s, status=%s)\n",
name(), status ? "Timeout" : "Success");
name(), StreamIoStatusStr[status]);
if (!(flags & LockPending))
{
error("StreamCore::lockCallback(%s) called unexpectedly\n",
@ -832,11 +832,21 @@ lockCallback(StreamIoStatus status)
case StreamIoSuccess:
break;
case StreamIoTimeout:
error("%s: Cannot lock device within %ld ms\n",
error("%s: Cannot lock device within %ld ms, device seems to be busy\n",
name(), lockTimeout);
flags &= ~BusOwner;
finishProtocol(LockTimeout);
return;
case StreamIoFault:
error("%s: Locking failed because of a device fault\n",
name());
flags &= ~BusOwner;
finishProtocol(LockTimeout);
return;
default:
error("StreamCore::lockCallback(%s) unexpected status %s\n",
name(), StreamIoStatusStr[status]);
flags &= ~BusOwner;
finishProtocol(Fault);
return;
}
@ -1309,8 +1319,8 @@ normal_format:
inputLine.length()-consumedInput > 20 ? "..." : "",
formatstring());
else
error("%s: Format \"%%%s\" has data type %s which does not match variable \"%s\".\n",
name(), formatstring(), StreamFormatTypeStr[fmt.type], fieldName);
error("%s: Format \"%%%s\" has data type %s which does not match the type of \"%s\".\n",
name(), formatstring(), StreamFormatTypeStr[fmt.type], fieldAddress ? fieldName : name());
}
return false;
}
@ -1740,4 +1750,25 @@ disconnectCallback(StreamIoStatus status)
}
}
void StreamCore::
printStatus(StreamBuffer& buffer)
{
buffer.print("active command=%s ",
activeCommand ? commandName(*activeCommand) : "NULL");
buffer.print("flags=0x%04lx ", flags);
if (flags & IgnoreExtraInput) buffer.append("IgnoreExtraInput ");
if (flags & InitRun) buffer.append("InitRun ");
if (flags & AsyncMode) buffer.append("AsyncMode ");
if (flags & GotValue) buffer.append("GotValue ");
if (flags & BusOwner) buffer.append("BusOwner ");
if (flags & Separator) buffer.append("Separator ");
if (flags & ScanTried) buffer.append("ScanTried ");
if (flags & AcceptInput) buffer.append("AcceptInput ");
if (flags & AcceptEvent) buffer.append("AcceptEvent ");
if (flags & LockPending) buffer.append("LockPending ");
if (flags & WritePending) buffer.append("WritePending ");
if (flags & WaitPending) buffer.append("WaitPending ");
busPrintStatus(buffer);
}
#include "streamReferences"