hush.in: Close extraneous file descriptors when running the command.

[misc] / hush.in

diff --git a/hush.in b/hush.in
index 4b3b751..4359527 100755 (executable)
--- a/hush.in
+++ b/hush.in
@@ -146,7 +146,7 @@ EOF
 ## we write that to another pipe (fd 5) and pick it out using command
 ## substitution.
 rc=$(
-  { { { { set +e; $lbuf "$cmd" "$@"; echo $? >&5; } |
+  { { { { set +e; $lbuf "$cmd" "$@" 3>&- 4>&- 5>&-; echo $? >&5; } |
        while IFS= read line; do echo "| $line"; done >&4; } 2>&1 |
       while IFS= read line; do echo "* $line"; done >&4; } 4>&1 |
     cat -u >&3; } 5>&1 </dev/null