[Archlinux] rainlendar2-lite curl fix

#!/bin/bash

# generic architecture script
ARCHITECTURE=`uname -m`

# create the '/opt/rainlendar2/lib' directory
sudo mkdir /opt/rainlendar2/lib

# go to '/opt/rainlendar2/lib' directory
cd /opt/rainlendar2/lib

# download the curl-7.23.1-2 package (stdout) | xz decompression | tar decompression (only libcurl.so* files + stripping filenames: 'usr/lib/libcurl*' -> 'libcurl*')
curl http://arm.konnichi.com/2012/01/01/core/os/${ARCHITECTURE}/curl-7.23.1-2-${ARCHITECTURE}.pkg.tar.xz | xzcat - | sudo tar xf - --strip 2 usr/lib/libcurl.so{,.4{,.2.0}}

# go to '/opt/rainlendar2' directory
cd ..

# move the binary 'rainlendar2' into 'rainlendar2.bin'
sudo mv rainlendar2{,.bin}

# create a 'rainlendar2' launcher with the LD_LIBRARY_PATH pointing to '/opt/rainlendar2/lib'
echo -e '#!'"/bin/bash\n\nLD_LIBRARY_PATH=`pwd`/lib `pwd`/rainlendar2.bin\n" | sudo tee -a rainlendar2

# add the execute permission to the 'rainlendar2'
sudo chmod +x rainlendar2