From 75340e130768563c2282806aaa3e80f5f7b97b32 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Mon, 26 Oct 2009 12:38:22 +0100
Subject: [PATCH] Forwardporting and extending usage of rsync when booting with
 toram based on a patch from Michael Prokop <mika@grml.org>.

---
 debian/control |  2 +-
 hooks/live     |  2 ++
 scripts/live   | 20 ++++++++++++++++----
 3 files changed, 19 insertions(+), 5 deletions(-)

diff --git a/debian/control b/debian/control
index 77516e2..8d96736 100644
--- a/debian/control
+++ b/debian/control
@@ -13,7 +13,7 @@ Vcs-Git: git://live.debian.net/git/live-initramfs.git
 Package: live-initramfs
 Architecture: all
 Depends: ${misc:Depends}, busybox, file, initramfs-tools, sudo, udev, user-setup
-Recommends: cryptsetup, eject, uuid-runtime, wget
+Recommends: cryptsetup, eject, rsync, uuid-runtime, wget
 Suggests: loop-aes-utils, curlftpfs, genext2fs (>= 1.4.1), httpfs2, squashfs-tools, mtd-tools
 Description: Debian Live initramfs hook
  live-initramfs is a hook for the initramfs-tools, used to generate a initramfs
diff --git a/hooks/live b/hooks/live
index d78da1e..a940846 100755
--- a/hooks/live
+++ b/hooks/live
@@ -100,6 +100,8 @@ manual_add_modules ext4
 # Filesystem: jffs2
 manual_add_modules jffs2
 
+copy_exec /usr/bin/rsync /bin
+
 # Filesystem: squashfs
 copy_exec /sbin/losetup /sbin
 manual_add_modules loop
diff --git a/scripts/live b/scripts/live
index 1902429..0fa3900 100755
--- a/scripts/live
+++ b/scripts/live
@@ -673,7 +673,7 @@ copy_live_to ()
 
 	# begin copying (or uncompressing)
 	mkdir "${copyto}"
-	echo "mount -t ${fstype} ${mount_options} ${dev} ${copyto}"
+	log_begin_msg "mount -t ${fstype} ${mount_options} ${dev} ${copyto}"
 	mount -t "${fstype}" ${mount_options} "${dev}" "${copyto}"
 
 	if [ "${extension}" = "tgz" ]
@@ -686,10 +686,22 @@ copy_live_to ()
 	else
 		if [ -n "${MODULETORAMFILE}" ]
 		then
-			cp ${MODULETORAMFILE} ${copyto} # copy only the filesystem module
+			if [ -x /bin/rsync ]
+			then
+				echo " * Copying $MODULETORAMFILE to RAM" 1>/dev/console
+				rsync -a --progress ${MODULETORAMFILE} ${copyto} 1>/dev/console # copy only the filesystem module
+			else
+				cp ${MODULETORAMFILE} ${copyto} # copy only the filesystem module
+			fi
 		else
-			mkdir -p ${copyto}/${LIVE_MEDIA_PATH}
-			cp -a ${copyfrom}/${LIVE_MEDIA_PATH}/* ${copyto}/${LIVE_MEDIA_PATH}   # "cp -a" from busybox also copies hidden files
+			if [ -x /bin/rsync ]
+			then
+				echo " * Copying whole medium to RAM" 1>/dev/console
+				rsync -a --progress ${copyfrom}/* ${copyto} 1>/dev/console  # "cp -a" from busybox also copies hidden files
+			else
+				mkdir -p ${copyto}/${LIVE_MEDIA_PATH}
+				cp -a ${copyfrom}/${LIVE_MEDIA_PATH}/* ${copyto}/${LIVE_MEDIA_PATH}   # "cp -a" from busybox also copies hidden files
+			fi
 		fi
 
 		umount ${copyfrom}
-- 
2.1.4