Download all patches for Vim 7.4

dl-patches.sh

#!/bin/bash

version=7.4
#unstable=unstable/
unstable=
patch_url=http://ftp.vim.org/pub/vim/${unstable}patches/${version}

# Get start and end version
version_esc=${version//./\\.}	# Escape dots
start=$(gawk '{l = gensub(/'${version_esc}'\.([0-9]+)/, "\\1", 1, $2)} END {printf "%03d", l+1}' README 2> /dev/null || echo 001)
wget -nv --no-cache $patch_url/README -N
end=$(gawk '{l = gensub(/'${version_esc}'\.([0-9]+)/, "\\1", 1, $2)} END {printf "%03d", l}' README)

if [ $start -le $end ]; then
    echo "$start .. $end start."
    if [ -e MD5SUMS ]; then cp -p MD5SUMS MD5SUMS.old; fi
    wget -nv --no-cache $patch_url/MD5SUMS -N
    for i in `seq -f %03g $start $end`; do echo $patch_url/$version.$i; done | xargs wget -nv
    if [ -e MD5SUMS.old ]; then diff -U1 MD5SUMS.old MD5SUMS; fi
    echo "$start .. $end done."
else
    echo "Latest: $end. Up to date."
fi