From 799d4bfb31c279b72088c8ee8a16c2710ab8a309 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Sun, 23 Sep 2007 10:04:48 +0200
Subject: Adding live-helper 1.0~a3-1.

---
 functions/cache.sh | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100755 functions/cache.sh

(limited to 'functions/cache.sh')

diff --git a/functions/cache.sh b/functions/cache.sh
new file mode 100755
index 000000000..bffe1a3d4
--- /dev/null
+++ b/functions/cache.sh
@@ -0,0 +1,50 @@
+#!/bin/sh
+
+# cache.sh - manage package cache
+# Copyright (C) 2006-2007 Daniel Baumann <daniel@debian.org>
+#
+# live-helper comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
+# This is free software, and you are welcome to redistribute it
+# under certain conditions; see COPYING for details.
+
+set -e
+
+Restore_cache ()
+{
+	CACHEDIRECTORY="${1}"
+
+	if [ "${LH_CACHE}" = "enabled" ]
+	then
+		if [ -d "${CACHEDIRECTORY}" ]
+		then
+			# Restore old cache
+			cp "${CACHEDIRECTORY}"/*.deb chroot/var/cache/apt/archives
+		fi
+	fi
+}
+
+Save_cache ()
+{
+	CACHEDIRECTORY="${1}"
+
+	if [ "${LH_CACHE}" = "enabled" ]
+	then
+		# Cleaning current cache
+		Chroot "apt-get autoclean"
+
+		if ls chroot/var/cache/apt/archives/*.deb &> /dev/null
+		then
+			# Creating cache directory
+			if [ ! -d "${CACHEDIRECTORY}" ]
+			then
+				mkdir -p "${CACHEDIRECTORY}"
+			fi
+
+			# Saving new cache
+			mv -f chroot/var/cache/apt/archives/*.deb "${CACHEDIRECTORY}"
+		fi
+	else
+		# Purging current cache
+		rm -f chroot/var/cache/apt/archives/*.deb
+	fi
+}
-- 
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