update comments for "passone" (return one character from special device)

2016-03-07 17:22:33 -05:00
parent 1033fa24bf
commit a80e2afda7
1 changed files with 5 additions and 5 deletions
@@ -356,12 +356,12 @@ wppto:
   jms swap
   jmp wppto

-	" common exit for special file
+	" common exit for special file input
 passone:
-   sad o4000
-   jmp okexit
-   dac u.base i
-   lac d1
+   sad o4000			" CTRL/D?
+   jmp okexit			"  yes: return zero
+   dac u.base i			" no: save for user
+   lac d1			" return 1
   dac u.ac
   jmp sysexit