devdraw: x11 working again

Need to think a bit more about locking,
but overall it's a working devdraw.

Multiclient mode may not be working
but nothing is using it yet.
This commit is contained in:
Russ Cox 2020-01-12 14:53:46 -05:00 committed by Russ Cox
parent 892b3c4687
commit 50923426bf
14 changed files with 1845 additions and 2341 deletions

1759
src/cmd/devdraw/x11-screen.c Normal file

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