From ef61313366e6ca42298c4a48ecbe50c50c125b12 Mon Sep 17 00:00:00 2001
From: Xi Ruoyao <xry111@mengyan1223.wang>
Date: Sun, 18 Jul 2021 01:04:22 +0800
Subject: do not use UID hack for tester

It's causing "root-tester namesis" (both have UID 0) if the tty is owned
by root.  To fix bash test, use Expect to spawn a new PTY for it.
---
 chapter08/bash.xml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'chapter08')

diff --git a/chapter08/bash.xml b/chapter08/bash.xml
index bb0f2b0fb..99ee2e3f4 100644
--- a/chapter08/bash.xml
+++ b/chapter08/bash.xml
@@ -76,8 +76,8 @@
     <para>Now, run the tests as the <systemitem
     class="username">tester</systemitem> user:</para>
 
-<screen><userinput remap="test">su tester &lt;&lt; EOF
-PATH=$PATH make tests &lt; $(tty)
+<screen><userinput remap="test">su -s /usr/bin/expect tester &lt;&lt; EOF
+spawn make tests; expect EOF;
 EOF</userinput></screen>
 
     <para>Install the package:</para>
-- 
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