Added LogInitialScan option

Author: levitation

FileExtensions.cs

@@ -20,7 +20,7 @@ namespace AsyncToSyncCodeRoundtripSynchroniserMonitor
 {
     public static partial class FileExtensions
     {
-        public static long MaxCharArraySize = 0x7FEFFFFF; //https://docs.microsoft.com/en-us/dotnet/framework/configure-apps/file-schema/runtime/gcallowverylargeobjects-element?redirectedfrom=MSDN#remarks
+        public static long MaxStringSize = 0x3FFFFFDF;  //https://stackoverflow.com/questions/140468/what-is-the-maximum-possible-length-of-a-net-string
 
         //adapted from https://github.com/dotnet/runtime/blob/5ddc873d9ea6cd4bc6a935fec3057fe89a6932aa/src/libraries/System.IO.FileSystem/src/System/IO/File.cs
 
@@ -102,7 +102,7 @@ private static async Task<string> InternalReadAllTextAsync(string path, Encoding
                 { 
                     long len = sr.BaseStream.Length;    //NB! the length might change during the code execution, so need to save it into separate variable
 
-                    maxFileSize = Math.Min(MaxCharArraySize * sizeof(char), maxFileSize);
+                    maxFileSize = Math.Min(MaxStringSize * sizeof(char), maxFileSize);
                     if (len > maxFileSize)
                     {
                         return null;    //TODO: return file size so that error message can report it

Program.cs

@@ -39,6 +39,7 @@ internal static class Global
 
         public static bool UseIdlePriority = false;
         public static bool ShowErrorAlerts = true;
+        public static bool LogInitialScan = false;
 
         public static int RetryCountOnSrcFileOpenError = 10;
 
@@ -151,6 +152,7 @@ private static void Main()
 
             Global.UseIdlePriority = fileConfig.GetTextUpper("UseIdlePriority") == "TRUE";   //default is false
             Global.ShowErrorAlerts = fileConfig.GetTextUpper("ShowErrorAlerts") != "FALSE";   //default is true
+            Global.LogInitialScan = fileConfig.GetTextUpper("LogInitialScan") == "TRUE";   //default is false
 
 
             Global.MaxFileSizeMB = fileConfig.GetLong("MaxFileSizeMB") ?? Global.MaxFileSizeMB;
@@ -351,10 +353,9 @@ private static IAsyncEnumerable<FileInfo> ProcessSubDirs(DirectoryInfo srcDirInf
         {
             return new AsyncEnumerable<FileInfo>(async yield => {
 
-#if DEBUG && false
-                if (initialSyncMessageContext?.IsInitialScan == true)
+
+                if (Global.LogInitialScan && initialSyncMessageContext?.IsInitialScan == true)
                     await ConsoleWatch.AddMessage(ConsoleColor.Blue, "Scanning folder " + Extensions.GetLongPath(srcDirInfo.FullName), initialSyncMessageContext);
-#endif
 
 
 #if false //this built-in functio will throw IOException in case some subfolder is an invalid reparse point