From 722ec5bf97178aa805a281c7b055c44ac3248a09 Mon Sep 17 00:00:00 2001
From: Xi Ruoyao <xry111@xry111.site>
Date: Fri, 23 May 2025 15:58:21 +0800
Subject: [PATCH] glibc: Reuse DIR in upgrade instruction and unset it
 afterwards

---
 chapter08/glibc.xml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/chapter08/glibc.xml b/chapter08/glibc.xml
index a7ce1190a..bcb275177 100644
--- a/chapter08/glibc.xml
+++ b/chapter08/glibc.xml
@@ -329,7 +329,8 @@ install -vm755 dest/usr/lib/*.so.* /usr/lib</userinput></screen>
       <screen role='nodump'><userinput>DIR=$(dirname $(gcc -print-libgcc-file-name))
 [ -e $DIR/include/limits.h ] || mv $DIR/include{-fixed,}/limits.h
 [ -e $DIR/include/syslimits.h ] || mv $DIR/include{-fixed,}/syslimits.h
-rm -rfv $(dirname $(gcc -print-libgcc-file-name))/include-fixed/*</userinput></screen>
+rm -rfv $DIR/include-fixed/*
+unset DIR</userinput></screen>
     </important>
 
     <para>Install the package:</para>