File: complain-about-non-option-arguments

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buffer 1.19-12
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file content (14 lines) | stat: -rw-r--r-- 207 bytes parent folder | download | duplicates (3) 
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--- a/buffer.c
+++ b/buffer.c
@@ -397,6 +397,11 @@
 			byee( -1 );
 		}
 	}
+	
+	if (argc > optind) {
+		fprintf( stderr, "too many arguments\n" );
+		byee( -1 );
+	}
 
 	if (zflag) showevery = blocksize;