Bash script to commit all changes per-Gentoo-package

commit-changed-pkgs

#!/bin/bash
## Name: commit-changed-pkgs

## Description:
##	Commits all changes with a given template
##  Can exclude by maintainer.
##  Useful for e.g. big batch changes like a sed across tree

## Usage:
##  - bash ~/scripts/commit-changed-pkgs

## Configuration:
##	- maintainers: maintainers to skip
##	- template: file containing "*: msg" or "cat/pkg: msg" respectively for pkgdev/repoman
##	- tool: pkgdev or repoman
##	- debug: noisy or not
#maintainers="(project1|project2)
maintainers=""
template="~/scripts/template-repoman"
tool="repoman"
debug=1

#

# Get a list of the files changed
list=$(git diff --name-only | grep -v "/layout/" | grep -v "/metadata/")

# Parse out the directories to make it easier to see metadata.xml
dirs=()
for file in ${list[@]} ; do
	dirs+=($(dirname "${file}"))
done

# Mangle the format for iteration
dirs=($(echo ${dirs[@]} | tr ' ' '\n' | sort -u))

# Iterate over all of the files changed locally (unstaged)
# If any ebuilds are in a directory mentioning a maintainer
# we want to skip, we don't stage the changes.
for dir in ${dirs[@]} ; do
	if [[ ${dir} == *eclass* ]] || [[ ${dir} == *metadata* ]] ; then
		continue
	fi

	if ! [[ -z ${maintainers} ]] ; then
		egrep -qe "${maintainers}" "${dir}"/metadata.xml
		if [[ $? -eq 0 ]] ; then
			[[ ${debug} -eq 1 ]] && echo "Skipping ${dir}";
			continue
		fi
	fi

	dir=${dir/files/}

	cd "${dir}"

	git add .
	${tool} commit -M ${template}

	cd ../..
done