o5r/plan9port
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

devdraw: x11 working again

Browse source 
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
Download patch file Download diff file Expand all files Collapse all files

7
src/cmd/devdraw/devdraw.c
View file

@ -144,9 +144,11 @@ addflush(Client *c, Rectangle r)
// Unlock drawlk because rpc_flush may want to run on gfx thread,
// and gfx thread might be blocked on drawlk trying to install a new screen
// during a resize.
rpc_gfxdrawunlock();
qunlock(&c->drawlk);
rpc_flush(c, fr);
qlock(&c->drawlk);
rpc_gfxdrawlock();
}
}
@ -187,9 +189,11 @@ drawflush(Client *c)
// Unlock drawlk because rpc_flush may want to run on gfx thread,
// and gfx thread might be blocked on drawlk trying to install a new screen
// during a resize.
rpc_gfxdrawunlock();
qunlock(&c->drawlk);
rpc_flush(c, r);
qlock(&c->drawlk);
rpc_gfxdrawlock();
}
}
@ -656,6 +660,7 @@ draw_datawrite(Client *client, void *v, int n)
Refx *refx;
qlock(&client->drawlk);
rpc_gfxdrawlock();
a = v;
m = 0;
oldn = n;
@ -1428,6 +1433,7 @@ draw_datawrite(Client *client, void *v, int n)
continue;
}
}
rpc_gfxdrawunlock();
qunlock(&client->drawlk);
return oldn - n;
@ -1498,6 +1504,7 @@ Ebadarg:
error:
werrstr("%s", err);
rpc_gfxdrawunlock();
qunlock(&client->drawlk);
return -1;
}