When calling TIOCSCTTY, it helps to pass it an fd that's still open,

[sgt/putty] / unix / uxpty.c

diff --git a/unix/uxpty.c b/unix/uxpty.c
index f79b974..96b64e8 100644 (file)
--- a/unix/uxpty.c
+++ b/unix/uxpty.c
@@ -775,7 +775,7 @@ static const char *pty_init(void *frontend, void **backend_handle, Config *cfg,
        close(slavefd);
        setsid();
 #ifdef TIOCSCTTY
-       ioctl(slavefd, TIOCSCTTY, 1);
+       ioctl(0, TIOCSCTTY, 1);
 #endif
        pgrp = getpid();
        tcsetpgrp(slavefd, pgrp);