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#!/bin/sh
# Yes, this intends to be a true POSIX script file.
myname="$0"
doUsage() {
cat <<_EOF_
Usage: ${myname} <dir> <base> <inc>
Will renumber all patches found in <dir>, starting at <base>, and with
an increment of <inc>
Eg.: patch-renumber patches/gcc/4.3.1 100 10
_EOF_
}
[ $# -eq 3 ] || { doUsage; exit 1; }
[ -d "${1}" ] || { doUsage; exit 1; }
dir="${1}"
cpt="${2}"
inc="${3}"
case $(LC_ALL=C svnversion 2>/dev/null) in
exported) CMD="mv -v";;
*) CMD="svn mv";;
esac
for p in "${dir}"/*.patch; do
[ -e "${p}" ] || { echo "No such file '${p}'"; exit 1; }
newname="$(printf "%03d" ${cpt})-$(basename "${p}" |sed -r -e 's/^[[:digit:]]{3}-//')"
[ "${p}" = "${dir}/${newname}" ] || ${CMD} "${p}" "${dir}/${newname}"
cpt=$((cpt+inc))
done
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