Index: libcfa/src/fstream.cfa
===================================================================
--- libcfa/src/fstream.cfa	(revision f7f997ac57cd0207664f8a45fb93331c46808e43)
+++ libcfa/src/fstream.cfa	(revision decd4a66c8a6f47e3f77469ec710400b3f0038c4)
@@ -10,6 +10,6 @@
 // Created On       : Wed May 27 17:56:53 2015
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Wed Oct 18 22:05:54 2023
-// Update Count     : 549
+// Last Modified On : Wed Nov 15 10:51:14 2023
+// Update Count     : 552
 //
 
@@ -295,13 +295,13 @@
 	va_start( args, format );
 
-	int len;
+	int nargs;
     for () {											// no check for EINTR limit waiting for keyboard input
 		errno = 0;
 		disable_interrupts();
-		len = vfscanf( (FILE *)(is.file$), format, args );
+		nargs = vfscanf( (FILE *)(is.file$), format, args );
 		enable_interrupts();
-	  if ( len != EOF || errno != EINTR ) break;		// timer interrupt ?
-    } // for
-	if ( len == EOF ) {									// EOF or matching failure ?
+	  if ( nargs != EOF || errno != EINTR ) break;		// timer interrupt ?
+    } // for
+	if ( nargs == EOF ) {								// EOF or matching failure ?
 		if ( ! feof( (FILE *)(is.file$) ) && ferror( (FILE *)(is.file$) ) ) {
 			abort | IO_MSG "invalid read";
@@ -309,6 +309,5 @@
 	} // if
 	va_end( args );
-//	if ( len == 0 ) throw ExceptionInst( missing_data );
-	return len;
+	return nargs;
 } // fmt
 
@@ -323,5 +322,5 @@
 
 // exception I/O constructors
-void ?{}( open_failure & ex, ofstream & ostream ) with(ex) {
+void ?{}( open_failure & ex, ofstream & ostream ) with( ex ) {
 	virtual_table = &open_failure_vt;
 	ostream = &ostream;
@@ -329,5 +328,5 @@
 } // ?{}
 
-void ?{}( open_failure & ex, ifstream & istream ) with(ex) {
+void ?{}( open_failure & ex, ifstream & istream ) with( ex ) {
 	virtual_table = &open_failure_vt;
 	istream = &istream;
@@ -339,5 +338,5 @@
 
 // exception I/O constructors
-void ?{}( close_failure & ex, ofstream & ostream ) with(ex) {
+void ?{}( close_failure & ex, ofstream & ostream ) with( ex ) {
 	virtual_table = &close_failure_vt;
 	ostream = &ostream;
@@ -345,5 +344,5 @@
 } // ?{}
 
-void ?{}( close_failure & ex, ifstream & istream ) with(ex) {
+void ?{}( close_failure & ex, ifstream & istream ) with( ex ) {
 	virtual_table = &close_failure_vt;
 	istream = &istream;
@@ -355,5 +354,5 @@
 
 // exception I/O constructors
-void ?{}( write_failure & ex, ofstream & ostream ) with(ex) {
+void ?{}( write_failure & ex, ofstream & ostream ) with( ex ) {
 	virtual_table = &write_failure_vt;
 	ostream = &ostream;
@@ -361,5 +360,5 @@
 } // ?{}
 
-void ?{}( write_failure & ex, ifstream & istream ) with(ex) {
+void ?{}( write_failure & ex, ifstream & istream ) with( ex ) {
 	virtual_table = &write_failure_vt;
 	istream = &istream;
@@ -371,5 +370,5 @@
 
 // exception I/O constructors
-void ?{}( read_failure & ex, ofstream & ostream ) with(ex) {
+void ?{}( read_failure & ex, ofstream & ostream ) with( ex ) {
 	virtual_table = &read_failure_vt;
 	ostream = &ostream;
@@ -377,5 +376,5 @@
 } // ?{}
 
-void ?{}( read_failure & ex, ifstream & istream ) with(ex) {
+void ?{}( read_failure & ex, ifstream & istream ) with( ex ) {
 	virtual_table = &read_failure_vt;
 	istream = &istream;