From d310d51badf6bbd1df56c8a0971d24e2d3e61887 Mon Sep 17 00:00:00 2001 From: Damien Miller Date: Mon, 16 Jun 2008 07:59:23 +1000 Subject: - djm@cvs.openbsd.org 2008/06/15 20:06:26 [channels.c channels.h session.c] don't call isatty() on a pty master, instead pass a flag down to channel_set_fds() indicating that te fds refer to a tty. Fixes a hang on exit on Solaris (bz#1463) in portable but is actually a generic bug; ok dtucker deraadt markus --- channels.c | 23 +++++++---------------- 1 file changed, 7 insertions(+), 16 deletions(-) (limited to 'channels.c') diff --git a/channels.c b/channels.c index 04cd6b0a7..b1e544519 100644 --- a/channels.c +++ b/channels.c @@ -1,4 +1,4 @@ -/* $OpenBSD: channels.c,v 1.280 2008/06/12 15:19:17 djm Exp $ */ +/* $OpenBSD: channels.c,v 1.281 2008/06/15 20:06:26 djm Exp $ */ /* * Author: Tatu Ylonen * Copyright (c) 1995 Tatu Ylonen , Espoo, Finland @@ -221,7 +221,7 @@ channel_lookup(int id) */ static void channel_register_fds(Channel *c, int rfd, int wfd, int efd, - int extusage, int nonblock) + int extusage, int nonblock, int isatty) { /* Update the maximum file descriptor value. */ channel_max_fd = MAX(channel_max_fd, rfd); @@ -237,18 +237,9 @@ channel_register_fds(Channel *c, int rfd, int wfd, int efd, c->efd = efd; c->extended_usage = extusage; - /* XXX ugly hack: nonblock is only set by the server */ - if (nonblock && isatty(c->rfd)) { + if ((c->isatty = isatty) != 0) debug2("channel %d: rfd %d isatty", c->self, c->rfd); - c->isatty = 1; - if (!isatty(c->wfd)) { - error("channel %d: wfd %d is not a tty?", - c->self, c->wfd); - } - } else { - c->isatty = 0; - } - c->wfd_isatty = isatty(c->wfd); + c->wfd_isatty = isatty || isatty(c->wfd); /* enable nonblocking mode */ if (nonblock) { @@ -308,7 +299,7 @@ channel_new(char *ctype, int type, int rfd, int wfd, int efd, c->ostate = CHAN_OUTPUT_OPEN; c->istate = CHAN_INPUT_OPEN; c->flags = 0; - channel_register_fds(c, rfd, wfd, efd, extusage, nonblock); + channel_register_fds(c, rfd, wfd, efd, extusage, nonblock, 0); c->self = found; c->type = type; c->ctype = ctype; @@ -751,13 +742,13 @@ channel_register_filter(int id, channel_infilter_fn *ifn, void channel_set_fds(int id, int rfd, int wfd, int efd, - int extusage, int nonblock, u_int window_max) + int extusage, int nonblock, int isatty, u_int window_max) { Channel *c = channel_lookup(id); if (c == NULL || c->type != SSH_CHANNEL_LARVAL) fatal("channel_activate for non-larval channel %d.", id); - channel_register_fds(c, rfd, wfd, efd, extusage, nonblock); + channel_register_fds(c, rfd, wfd, efd, extusage, nonblock, isatty); c->type = SSH_CHANNEL_OPEN; c->local_window = c->local_window_max = window_max; packet_start(SSH2_MSG_CHANNEL_WINDOW_ADJUST); -- cgit v1.2.3