diff options
Diffstat (limited to 'src/ninep/tree.zig')
| -rw-r--r-- | src/ninep/tree.zig | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/ninep/tree.zig b/src/ninep/tree.zig index c71a706f..cc8f938a 100644 --- a/src/ninep/tree.zig +++ b/src/ninep/tree.zig @@ -843,7 +843,8 @@ fn open(p: *Pardes, req: Req, target: Target) Reply { const reader = req.omode & 3 != 1; // OWRITE is the one mode that never reads break :what switch (t.file) { .body => if (pn.isTerminal()) .{ .snapshot = null } else if (req.omode & 3 == 0) return .{ .tag = req.tag } else .writes, - .data, .xdata => if (req.omode & 3 != 0) .writes else return .{ .tag = req.tag }, + // sel too: one open's writes run on from its last (wrsel). + .data, .xdata, .sel => if (req.omode & 3 != 0) .writes else return .{ .tag = req.tag }, // Reads of these consume, so two readers would each see half // the stream; the second is refused rather than robbed. .event => if (reader and pn.fs.event_reader) return failText(req.tag, E.BUSY, e_in_use) else .{ .event = reader }, @@ -932,6 +933,11 @@ fn releaseHandle(p: *Pardes, req: Req) void { }; // The writes of one open are one undo step (pane.zig `joined`): its // close ends that step. + // A sel open's run of writes ends with it. + if (t == .pane and t.pane.file == .sel) if (p.paneBySerial(t.pane.serial)) |id| { + const pf = &p.panes[id].?.fs; + if (pf.wrsel_by == req.handle) pf.wrsel_by = 0; + }; if (t == .pane and (t.pane.file == .body or t.pane.file == .data or t.pane.file == .xdata)) if (p.paneBySerial(t.pane.serial)) |id| { const pf = &p.panes[id].?.fs; if (pf.joined_by == 0 or pf.joined_by == req.handle) pf.joined = null; |