#!/bin/sh
# commit the directory ($1) with a message ($2) to git

. shell-error

[ -d "$1" ] || fatal "$1 is not an existing directory"

if type -t git >&/dev/null && pushd "$1" >/dev/null; then
	if [ -z "$(git config --global user.name)" ]; then
		exit 0
	fi
	if [ ! -d .git ]; then
		git init -q || fatal "git init failed"
	fi
	if [ -n "$(git status -s)" ]; then
		git add . \
		&& git commit -qam "$2" \
		|| fatal "git add/commit failed"
	fi
	popd >/dev/null
fi