From 4d670c247d06fe1ba9f23242f665700b2c0861cb Mon Sep 17 00:00:00 2001
From: djm <djm>
Date: Sun, 15 Oct 2000 01:21:32 +0000
Subject: [PATCH]  - (djm) Fix ssh2 hang on background processes at logout.

---
 ChangeLog    | 3 +++
 rijndael.h   | 2 ++
 serverloop.c | 3 ++-
 session.c    | 4 ++++
 4 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 9b37a5fc..552bcfca 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+20001015
+ - (djm) Fix ssh2 hang on background processes at logout.
+
 20001014
  - (bal) Add support for realpath and getcwd for platforms with broken
    or missing realpath implementations for sftp-server.
diff --git a/rijndael.h b/rijndael.h
index c13f18c9..09c42574 100644
--- a/rijndael.h
+++ b/rijndael.h
@@ -1,6 +1,8 @@
 #ifndef _RIJNDAEL_H_
 #define _RIJNDAEL_H_
 
+#include "config.h"
+
 /* 1. Standard types for AES cryptography source code               */
 
 typedef u_int8_t   u1byte; /* an 8 bit unsigned character type */
diff --git a/serverloop.c b/serverloop.c
index 25320348..0c07a282 100644
--- a/serverloop.c
+++ b/serverloop.c
@@ -671,7 +671,8 @@ server_loop2(void)
 		if (packet_not_very_much_data_to_write())
 			channel_output_poll();
 		wait_until_can_do_something(&readset, &writeset, 0);
-		if (child_terminated) {
+		if (child_terminated && child_has_selected) {
+			/* XXX: race - assumes only one child has terminated */
 			while ((pid = waitpid(-1, &status, WNOHANG)) > 0)
 				session_close_by_pid(pid, status);
 			child_terminated = 0;
diff --git a/session.c b/session.c
index a12e2a0d..9a213923 100644
--- a/session.c
+++ b/session.c
@@ -1846,9 +1846,13 @@ session_exit_message(Session *s, int status)
 	 * interested in data we write.
 	 * Note that we must not call 'chan_read_failed', since there could
 	 * be some more data waiting in the pipe.
+	 * djm - This is no longer true as we have allowed one pass through 
+	 * the select loop before killing the connection
 	 */
 	if (c->ostate != CHAN_OUTPUT_CLOSED)
 		chan_write_failed(c);
+	if (c->istate != CHAN_INPUT_CLOSED)
+		chan_read_failed(c);
 	s->chanid = -1;
 }
 
-- 
2.45.2