#!/usr/bin/env bash
# build_rsync.sh
# @author Filipp Lepalaan <filipp@mcare.fi>
# @copyright No (c), Public Domain software
# Build the most recent version of rsync
# with necessary patches.
# All thanks to Mike Bombich
# http://www.bombich.com/mactips/rsync.html

USAGE="$(basename $0) rsync_version"
BACK=$PWD

if [[ -z $1 ]]; then
  echo $USAGE 2>&1
  exit 1
fi

RSYNC_VERSION=$1
mkdir /tmp/build_rsync > /dev/null 2>&1

cd /tmp/build_rsync

MIRROR="http://rsync.samba.org/ftp/rsync"

echo "Downloading rsync..."
curl --progress -O ${MIRROR}/rsync-${RSYNC_VERSION}.tar.gz > /dev/null 2>&1
if [[ $? -ne 0 ]]; then
  echo "Failed to download rsync" 2>&1
  exit 1
fi
curl --progress -O ${MIRROR}/rsync-patches-${RSYNC_VERSION}.tar.gz > /dev/null 2>&1
if [[ $? -ne 0 ]]; then
  echo "Failed to download rsync-patches" 2>&1
  exit 1
fi

echo "Extracting..."
tar -zxvf rsync-${RSYNC_VERSION}.tar.gz
tar -zxvf rsync-patches-${RSYNC_VERSION}.tar.gz
cd rsync-${RSYNC_VERSION}
curl -o patches/hfs_compression.diff 'http://www.bombich.com/software/opensource/rsync_3.0.7-hfs_compression_20100701.diff'
curl -o patches/crtimes-64bit.diff 'https://bugzilla.samba.org/attachment.cgi?id=5288'
curl -o patches/crtimes-hfs+.diff 'https://bugzilla.samba.org/attachment.cgi?id=5966'

echo "Applying patches..."
patch -p1 <patches/fileflags.diff
patch -p1 <patches/crtimes.diff
patch -p1 <patches/crtimes-64bit.diff
patch -p1 <patches/crtimes-hfs+.diff
patch -p1 <patches/hfs_compression.diff

echo "Building..."
export CFLAGS="-O -g -isysroot /Developer/SDKs/MacOSX10.5.sdk -arch i386 -arch ppc" LDFLAGS="-arch i386 -arch ppc" MACOSX_DEPLOYMENT_TARGET=10.5
./prepare-source
./configure
make
cp ./rsync "${BACK}"

rm -r /tmp/build_rsync