From 7855e6d2be639c60fa9f609942f9af89c576826a Mon Sep 17 00:00:00 2001
From: Richard Maw <richard.maw@codethink.co.uk>
Date: Fri, 26 Oct 2012 16:27:00 +0000
Subject: Add and use sparse-gunzip in loopback-rootfs

This reduces the space required from the full size of the compressed
disk image, which meant that tests could not be run on systems where
TMPDIR is a smallish tmpfs.
---
 tests.as-root/lib | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'tests.as-root')

diff --git a/tests.as-root/lib b/tests.as-root/lib
index 6818abde..2492bb53 100644
--- a/tests.as-root/lib
+++ b/tests.as-root/lib
@@ -21,8 +21,8 @@ loopback_rootfs() {
     # Find offset partition offset in a rootfs and mount it
     ROOTFS="$1"
 
-    mv "$ROOTFS" "$ROOTFS-unzipped.gz"
-    gunzip "$ROOTFS-unzipped.gz"
+    PYTHONPATH="$SRCDIR" "$SRCDIR/scripts/sparse-gunzip" \
+                         <"$ROOTFS" >"$ROOTFS-unzipped"
 
     OFFSET=$(sfdisk -d "$ROOTFS-unzipped" | \
         grep -m 1 -o 'start=\s\+\([0-9]\+\)' | awk '{ print $2 }')
-- 
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