From: Mark Wooding <mdw@distorted.org.uk>
Date: Tue, 27 Dec 2011 17:51:28 +0000 (+0000)
Subject: hush.in: Turn off buffering in the pipe-merging `cat'.
X-Git-Tag: 1.2.7~2
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/misc/commitdiff_plain/1e22187d2132a741d5b85abf907fe6a33876632e

hush.in: Turn off buffering in the pipe-merging `cat'.

GNU cat never buffers anyway; BSD cat doesn't seem to unless you ask it
to do something complicated.  But it's good form.
---

diff --git a/hush.in b/hush.in
index 0ecc48e..5e78234 100755
--- a/hush.in
+++ b/hush.in
@@ -149,7 +149,7 @@ rc=$(
   { { { { set +e; $lbuf "$cmd" "$@"; echo $? >&5; } |
 	while read line; do echo "| $line"; done >&4; } 2>&1 |
       while read line; do echo "* $line"; done >&4; } 4>&1 |
-    cat >&3; } 5>&1 </dev/null
+    cat -u >&3; } 5>&1 </dev/null
 )
 
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