Allow passing multiple directories about scc HOT 5 CLOSED

diff --git a/processor/file.go b/processor/file.go
index 70a3419..527513f 100644
--- a/processor/file.go
+++ b/processor/file.go
@@ -201,7 +201,6 @@ func walkDirectoryParallel(root string, output chan *FileJob) {
 	}
 
 	wg.Wait()
-	close(output)
 	if Debug {
 		printDebug(fmt.Sprintf("milliseconds to walk directory: %d", makeTimestampMilli()-startTime))
 	}
diff --git a/processor/processor.go b/processor/processor.go
index 1fed4fc..0e72a25 100644
--- a/processor/processor.go
+++ b/processor/processor.go
@@ -311,11 +311,18 @@ func Process() {
 	if len(DirFilePaths) == 0 {
 		DirFilePaths = append(DirFilePaths, ".")
 	}
-	fpath := filepath.Clean(DirFilePaths[0])
 
-	if _, err := os.Stat(fpath); os.IsNotExist(err) {
-		fmt.Println("file or directory does not exists: " + fpath)
-		return
+	fpaths := make([]string, 0, len(DirFilePaths))
+
+	for _, fpath := range DirFilePaths {
+		cfpath := filepath.Clean(fpath)
+
+		if _, err := os.Stat(cfpath); os.IsNotExist(err) {
+			fmt.Println("file or directory does not exists: " + cfpath)
+			return
+		}
+
+		fpaths = append(fpaths, cfpath)
 	}
 
 	SortBy = strings.ToLower(SortBy)
@@ -330,7 +337,22 @@ func Process() {
 	fileReadContentJobQueue := make(chan *FileJob, FileReadContentJobQueueSize) // Files ready to be processed
 	fileSummaryJobQueue := make(chan *FileJob, FileSummaryJobQueueSize)         // Files ready to be summarised
 
-	go walkDirectoryParallel(fpath, fileListQueue)
+	var wg sync.WaitGroup
+
+	wg.Add(len(fpaths))
+
+	for _, fpath := range fpaths {
+		go func(fpath string) {
+			walkDirectoryParallel(fpath, fileListQueue)
+			wg.Done()
+		}(fpath)
+	}
+
+	go func() {
+		wg.Wait()
+		close(fileListQueue)
+	}()
+
 	go fileReaderWorker(fileListQueue, fileReadContentJobQueue)
 	go fileProcessorWorker(fileReadContentJobQueue, fileSummaryJobQueue)