From a21dff8faad086cce7c1a87cfa755a2e4f8eec8e Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Wed, 20 Jul 2011 12:05:40 +0100
Subject: [PATCH] appliance: Document pipe fds. (cherry picked from commit
 70daccfe4e9939078436c2830928d8e53432dd84)

---
 src/launch.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/launch.c b/src/launch.c
index 40a58e0..58fb0d1 100644
--- a/src/launch.c
+++ b/src/launch.c
@@ -608,11 +608,13 @@ launch_appliance (guestfs_h *g)
       close (wfd[1]);
       close (rfd[0]);
 
+      /* Stdin. */
       if (dup (wfd[0]) == -1) {
       dup_failed:
         perror ("dup failed");
         _exit (EXIT_FAILURE);
       }
+      /* Stdout. */
       if (dup (rfd[1]) == -1)
         goto dup_failed;
 
-- 
1.8.3.1