Add Linux Tty9p mounted terminals and forward raw TTY keys

1 files changed, 16 insertions, 0 deletions

diff --git a/src/host_io.zig b/src/host_io.zig
index 000d1a88..212c23b4 100644
--- a/src/host_io.zig
+++ b/src/host_io.zig
@@ -867,11 +867,27 @@ pub fn forkShell(
     var master: c_int = -1;
     var path_buf: [std.fs.max_path_bytes]u8 = undefined;
     const spawn = Shell.resolve(bin, &path_buf, prompt_rcs);
+    var helper_buf: [4096]u8 = undefined;
+    const mounted = if (core) |c| if (c.panes[pane]) |pn| pn.v9fs_on_spawn else false else false;
+    const helper: ?[:0]u8 = if (mounted) blk: {
+        if (comptime builtin.os.tag != .linux) return error.LinuxRequired;
+        if (fs == null) return error.SessionSocketRequired;
+        break :blk try @import("linux/v9fs.zig").helperPath(&helper_buf);
+    } else null;
     ninep_io.exportPaneEnv(
         fs,
         if (core) |c| (if (c.panes[pane]) |pn| pn.serial else 0) else 0,
         if (core) |c| !c.opts.nested else false,
     );
+    if (helper) |path| {
+        const c = core.?;
+        const pn = c.panes[pane].?;
+        const socket = libc.getenv("PARDES_9P") orelse return error.SessionSocketRequired;
+        var command: std.Io.Writer.Allocating = .init(c.gpa);
+        defer command.deinit();
+        try @import("linux/v9fs.zig").writeLaunchCommand(&command.writer, path, std.mem.span(socket), &spawn.argv);
+        if (!try pardes.panes.Terminal.queuePendingCommand(pn, command.written())) return error.ShellAlreadyStarted;
+    }
     const ws = posix.winsize{ .row = rows, .col = cols, .xpixel = 0, .ypixel = 0 };
     const pid = forkpty(&master, null, null, &ws);
     if (pid < 0) return error.ForkFailed;