[git commit] hush: fix a case when backgrounded cmd makes shell hang

[Denys Vlasenko]

commit: http://git.busybox.net/busybox/commit/?id=6f22624a913e29c6a7088718bd3fd6052f917cc1
branch: http://git.busybox.net/busybox/commit/?id=refs/heads/master


Signed-off-by: Bayram Kurumahmut <kbayram at ubicom.com>
Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
 shell/hush.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/shell/hush.c b/shell/hush.c
index 1ad5fcd..de04c01 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -3505,6 +3505,8 @@ static int checkjobs(struct pipe* fg_pipe)
 #endif
 						return rcode;
 					}
+					if (!fg_pipe->alive_cmds)
+						return rcode;
 				}
 				/* There are still running processes in the fg pipe */
 				goto wait_more; /* do waitpid again */
-- 
1.6.0.6