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fix(linux): prevent double delete notification on directories

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This commit is contained in:
CJ van den Berg 2026-03-07 21:14:48 +01:00
parent d66fd9348a
commit 240f3f148f
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
1 changed files with 16 additions and 3 deletions
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19
src/nightwatch.zig
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@ -233,6 +233,14 @@ const INotifyBackend = struct {
}
}
fn has_watch_for_path(self: *const @This(), path: []const u8) bool {
var it = self.watches.iterator();
while (it.next()) |entry| {
if (std.mem.eql(u8, entry.value_ptr.*, path)) return true;
}
return false;
}
fn handle_read_ready(self: *@This(), allocator: std.mem.Allocator) (std.posix.ReadError || error{ NoSpaceLeft, OutOfMemory, HandlerFailed })!void {
const InotifyEvent = extern struct {
wd: i32,
@ -314,9 +322,14 @@ const INotifyBackend = struct {
} else {
const event_type: EventType = if (ev.mask & IN.CREATE != 0)
if (ev.mask & IN.ISDIR != 0) .dir_created else .created
else if (ev.mask & (IN.DELETE | IN.DELETE_SELF) != 0)
.deleted
else if (ev.mask & (IN.MODIFY | IN.CLOSE_WRITE) != 0)
else if (ev.mask & (IN.DELETE | IN.DELETE_SELF) != 0) blk: {
// Suppress IN_DELETE|IN_ISDIR for subdirs that have their
// own watch: IN_DELETE_SELF on that watch will fire the
// same path without duplication.
if (ev.mask & IN.ISDIR != 0 and self.has_watch_for_path(full_path))
continue;
break :blk .deleted;
} else if (ev.mask & (IN.MODIFY | IN.CLOSE_WRITE) != 0)
.modified
else
continue;