Process start/stop/view functionality

Cleanup
write to logfiles if start/stop/view of processes failed
added some prompts
stop more then one process at the same time

1 files changed, 25 insertions, 5 deletions

diff --git a/src/pvs.cpp b/src/pvs.cpp
index bda16f8..5469eaa 100755
--- a/src/pvs.cpp
+++ b/src/pvs.cpp
@@ -265,15 +265,18 @@ void PVS::onCommand(PVSMsg cmdMessage)
     }
     if (ident.compare("STARTPROCESS") == 0)
     {
+    	processName = message;
     	QProcess *proc = new QProcess( this );
     	proc->start(message); //we try to run the process with the name message
-    	_pvsServerConnection->sendMessage(PVSMsg(PVSCOMMAND, "PROCESSES", "START Process "+message+": started"));
+    	connect( proc, SIGNAL( error(QProcess::ProcessError)), this, SLOT( processStartErrorOccured(QProcess::ProcessError)));
     	return;
     }
     if (ident.compare("KILLPROCESS") == 0)
     {
+    	processName = message;
 		QProcess *proc = new QProcess( this );
 		proc->start("kill "+message); //we try to kill the process with the given ID
+		connect( proc, SIGNAL( error(QProcess::ProcessError)), this, SLOT( processStopErrorOccured(QProcess::ProcessError)));
         return;
     }
 
@@ -929,14 +932,18 @@ void PVS::showProc()
 {
 	//look at procfs
 	QDir procfs("/proc");
-	QStringList proc = procfs.entryList();
+	QStringList procList = procfs.entryList();
 	int uid = getuid();
 	bool write;
-
-	for (int i=0;i<proc.length();i++) //every directory in /proc is checked
+	if (procList.length() < 1)
+	{
+		_pvsServerConnection->sendMessage(PVSMsg(PVSCOMMAND, "PROCESSES", "SHOW ERROR"));
+		return;
+	}
+	for (int i=0;i<procList.length();i++) //every directory in /proc is checked
 	{
 		write = false;
-		QString tmp = proc.at(i);
+		QString tmp = procList.at(i);
 		QString snd = "";
 		if (!tmp.contains(QRegExp("\\D"))) //we have to check if name is number
 		{
@@ -992,3 +999,16 @@ void PVS::showProc()
 	}
 	_pvsServerConnection->sendMessage(PVSMsg(PVSCOMMAND, "PROCESSES", "SHOW finished")); //at the end we send that every process has been sent
 }
+
+//tell connectionManager that error occured
+void PVS::processStartErrorOccured(QProcess::ProcessError error)
+{
+	_pvsServerConnection->sendMessage(PVSMsg(PVSCOMMAND, "PROCESSES", "START ERROR "+QString::number(error)+" "+processName));
+	processName = "";
+}
+
+void PVS::processStopErrorOccured(QProcess::ProcessError error)
+{
+	_pvsServerConnection->sendMessage(PVSMsg(PVSCOMMAND, "PROCESSES", "STOP ERROR "+QString::number(error)+" "+processName));
+	processName = "";
+}