Important Update:

- Added SignalCore for handling system signals
- Implemented LogMessages (only output to stdout, later to logfile)
- Updated #defines for all header files

SignalCore.cpp

@@ -0,0 +1,129 @@
+/*
+ * SignalCore.cpp
+ *
+ *  Created on: 17 May 2016
+ *      Author: wentzelc
+ */
+
+// redA Libraries
+#include "SignalCore.h"
+#include "LogCore.h"
+
+// Standard C/C++ Libraries
+#include <stdio.h>
+#include <stdlib.h>
+#include <iostream>
+#include <string.h>
+
+#include <signal.h>
+
+//---------------------------------------------------------------------------
+
+// Global vars
+extern char     ProcessName[];
+extern bool     Terminate;
+
+//---------------------------------------------------------------------------
+
+// Configure Signal handling
+void ConfigureSignalHandlers()
+{
+    struct  sigaction   TermAct;
+    struct  sigaction   AbortAct;
+
+    // Signals to be ignored
+    signal( SIGCHLD, SIG_IGN );
+
+    // Signals for normal termination
+    TermAct.sa_handler  = SignalTerminate;
+    sigemptyset( &TermAct.sa_mask );
+    TermAct.sa_flags    = SA_RESTART;
+
+    sigaction( SIGHUP,  &TermAct, 0 );
+    sigaction( SIGINT,  &TermAct, 0 );
+    sigaction( SIGQUIT, &TermAct, 0 );
+    sigaction( SIGTERM, &TermAct, 0 );
+    sigaction( SIGTSTP, &TermAct, 0 );
+
+    // Signals for immediate termination
+    AbortAct.sa_handler  = SignalAbort;
+    sigemptyset( &AbortAct.sa_mask );
+    AbortAct.sa_flags    = 0;
+
+    sigaction( SIGABRT, &AbortAct, 0 );
+    sigaction( SIGFPE,  &AbortAct, 0 );
+    sigaction( SIGILL,  &AbortAct, 0 );
+    sigaction( SIGPIPE, &AbortAct, 0 );
+    sigaction( SIGSEGV, &AbortAct, 0 );
+}
+//---------------------------------------------------------------------------
+
+// Signal handler to terminate program the standard way
+void SignalTerminate( int sig )
+{
+    char    SigName[10];
+    char    LogMsg[200];
+
+    // Determine signal name
+    switch (sig)
+    {
+        case SIGHUP  : strcpy( SigName, "SIGHUP " ); break;
+        case SIGINT  : strcpy( SigName, "SIGINT " ); break;
+        case SIGQUIT : strcpy( SigName, "SIGQUIT" ); break;
+        case SIGTERM : strcpy( SigName, "SIGTERM" ); break;
+        case SIGTSTP : strcpy( SigName, "SIGTSTP" ); break;
+        default      : strcpy( SigName, "UNKNOWN" ); break;
+    }
+
+    // Show signal received if not already terminated
+    std::cerr << "\r\n" << ProcessName << ":  *****************************************\n";
+
+    // Create Log Entry
+    sprintf( LogMsg, " ** Terminate signal received (%s) **", SigName );
+    LogMessage( ProcessName, LogMsg );//, ltDefault, -1 );
+
+    std::cerr << ProcessName << ":  ** Terminating normally...             **\n";
+    std::cerr << ProcessName << ":  *****************************************\n\n";
+
+    // Allow process to terminate normally
+    Terminate = true;
+
+    return;
+}//---------------------------------------------------------------------------
+
+// Signal Handler to terminate program immediately
+void SignalAbort( int sig )
+{
+    char    SigName[10];
+    char    LogMsg[200];
+
+    // Determine Signal name
+    switch (sig)
+    {
+        case SIGABRT : strcpy( SigName, "SIGABRT" ); break;
+        case SIGFPE  : strcpy( SigName, "SIGFPE " ); break;
+        case SIGILL  : strcpy( SigName, "SIGILL " ); break;
+        case SIGPIPE : strcpy( SigName, "SIGPIPE" ); break;
+        case SIGSEGV : strcpy( SigName, "SIGSEGV" ); break;
+        default      : strcpy( SigName, "UNKNOWN" ); break;
+    }
+
+    // Show signal received
+    std::cerr << "\n" << ProcessName << ":  *************************************\n";
+
+    // Create Log Entry - but don't post
+    sprintf( LogMsg, " ** Abort signal received (%s) **", SigName );
+    LogMessage( ProcessName, LogMsg );//, ltDefault, -1 );
+
+    std::cerr << ProcessName << ":  ** Terminating immediately!        **\n";
+    std::cerr << ProcessName << ":  *************************************\n\n";
+
+    // Try to stop communications
+//    if (SocketManager)
+//        delete SocketManager;
+
+    // Terminate with signal
+    exit( sig );
+}
+//---------------------------------------------------------------------------
+