PDP4, PDP7, PDP9, PDP15: Open LPT, PTP devices for append

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This implements the principle of "least surprise", in that users won't
normally expect to start overwriting an existing file on these devices.
Real hardware didn't behave that way.  A new (empty) file can always
be created with the -N switch on the ATTACH.

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This commit is contained in:

Mark Pizzolato

2020-04-28 07:35:09 -07:00

parent 7ebd22edaa

commit 3a38d38ce7

3 changed files with 28 additions and 3 deletions

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