Minor Update:

- BufferCore:
  - Method WriteToFD should ignore EAGAIN
- LogCore:
  - Add OUT_COUNT output bit (show total output bytes)
- SelectableCore:
  - Add Force param on WriteToFD, ignore EAGAIN if !Force

LogCore.cpp

@@ -49,30 +49,46 @@ bool ShowOutput( EDebugLevel DebugLevel, EDebugLevel MsgLevel, const short Show,
     va_list     ArgPtr;
 
     // Validate values
-    if (!Buffer || !(Show & (OUT_NORMAL | OUT_HEX | OUT_BIN)))
+    if (!Buffer || !(Show & (OUT_COUNT |OUT_NORMAL | OUT_HEX | OUT_BIN)))
         return false;
-    if (Len == -1)
-        Len = strlen( Buffer );
 
     // Check debug level
     if (MsgLevel > DebugLevel) {
         return true;
     }
 
+    // Get length
+    if (Len == -1)
+        Len = strlen( Buffer );
+
     // Show Lead
     if (Format && *Format) {
         va_start( ArgPtr, Format );
         vprintf( Format, ArgPtr );
         va_end( ArgPtr );
     }
-    printf( "[%d] ", Len );
+
+    // Show byte count
+    if (Show & OUT_COUNT)
+    {
+        // Print byte count
+        printf( " [%d] ", Len );
+
+        // EOL if only count wanted
+        if (Show & OUT_COUNT) {
+            printf( "\n" );
+        }
+    }
 
     // Show Normal output
-    if (Show & OUT_NORMAL) {
+    if (Show & OUT_NORMAL)
+    {
         if (Show & OUT_ASIS) {
+            // Print entire buffer as is (line feeds included)
             printf( "%s", Buffer );
         }
         else {
+            // Ignore \r\n
             for (int i=0; i<Len; i++) {
                 if ((Buffer[i] < 32) || (Buffer[i] > 126)) {
                     if ((Show & OUT_CRLF) && ((Buffer[i] == '\r') || (Buffer[i] == '\n')))
@@ -85,13 +101,16 @@ bool ShowOutput( EDebugLevel DebugLevel, EDebugLevel MsgLevel, const short Show,
                 }
             }
         }
+        // Add EOL if not present or ignored
         if (!(Show & (OUT_ASIS | OUT_CRLF)) || (Buffer[Len-1] != '\n')) {
             printf( "\n" );
         }
     }
 
     // Show Hex output
-    if (Show & OUT_HEX) {
+    if (Show & OUT_HEX)
+    {
+        // Print Hex values of individual bytes
         for (int i=0; i<Len; i++) {
             printf( "%02X ", (unsigned char)Buffer[i] );
         }
@@ -100,6 +119,7 @@ bool ShowOutput( EDebugLevel DebugLevel, EDebugLevel MsgLevel, const short Show,
 
     // Show Binary output
     if (Show & OUT_BIN) {
+        // Print each byte as 8-bit binary
         for (int i=0; i<Len; i++) {
             for (int j=0; j<8; j++) {
                 printf( "%d", (bool)((Buffer[i] << j) & 0x80) );