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Elite on the BBC Micro

Save and load: DOSVN (6502SP version)

Name: DOSVN [View in context] Type: Subroutine Category: Save and load Summary: Implement the #DOSVN <flag> command (update the "save in progress" flag)
This routine is run when the parasite sends a #DOSVN <flag> command. It updates the "save in progress" flag in svn Arguments: A The new value of the "save in progress" flag
.DOSVN STA svn \ Store the new "save in progress" flag in svn JMP PUTBACK \ Jump to PUTBACK to restore the USOSWRCH handler and \ return from the subroutine using a tail call