From 420ab2a6272ed25df5186dc21f635c0a97eaf1dd Mon Sep 17 00:00:00 2001
From: stevenknight <stevenknight@fdb21ef1-2011-0410-befe-b5e4ea1792b1>
Date: Thu, 20 Sep 2001 19:01:15 +0000
Subject: [PATCH] Cygwin's tar can't seem to unzip and extract simultaneously.

git-svn-id: http://scons.tigris.org/svn/scons/trunk@61 fdb21ef1-2011-0410-befe-b5e4ea1792b1
---
 Construct | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Construct b/Construct
index 853311cc..1dfcd30d 100644
--- a/Construct
+++ b/Construct
@@ -184,9 +184,17 @@ for $dir ('script', 'engine') {
 
     my @unpack_files = map("$unpack/$pkg-$version/$_", @files);
 
+    # We'd like to replace the last three lines with the following:
+    #
+    #	tar zxf %< -C $unpack
+    #
+    # but that gives heartburn to Cygwin's tar, so work around it
+    # with separate zcat-tar-rm commands.
     Command $env [@unpack_files], $archive, qq(
 	rm -rf $unpack/$pkg-$version
-	tar zxf %< -C $unpack
+	zcat %< > .temp
+	tar xf .temp -C $unpack
+	rm -f .temp
     );
 
     #
-- 
2.26.2