install

#!/bin/sh
# tabbedex install script

# Wrap everything in a function so we don’t have to worry about connection
# dropping in the middle of the stream.  This makes ‘curl … | sh’ as well as
# updating the install script while it is running safe.
_() {

url=https://github.com/mina86/urxvt-tabbedex

set -eu

if [ -e ~/.urxvt/tabbedex ]; then
	printf >&2 '~/.urxvt/tabbedex already exist, overwrite? [y/N] '
	if ! read ans || [ "$ans" != y ]; then
		echo >&2 'Aborting'
		exit 1
	fi
fi

log () {
	echo >&2
	echo "$*" >&2
}

git=$(which git 2>/dev/null) || true

if [ -z "$git" ]; then
	log 'Downloading and extracting the package to ~/.urxvt/tabbedex'
	mkdir -p ~/.urxvt/tabbedex && cd ~/.urxvt/tabbedex
	curl -L "$url/archive/master.tar.gz" |
		tar vzx --exclude=.gitignore --strip-components=1

elif [ -e ~/.urxvt/tabbedex/.git ]; then
	log 'Updating the repository'
	cd ~/.urxvt/tabbedex
	git remote update
	git reset --hard origin/master

else
	if [ -e ~/.urxvt/tabbedex ]; then
		log 'Deleting ~/.urxvt/tabbedex'
		rm -rf -- ~/.urxvt/tabbedex
	fi
	log 'Cloning the repository to ~/.urxvt/tabbedex'
	mkdir -p ~/.urxvt
	git clone "$url" ~/.urxvt/tabbedex
	cd ~/.urxvt/tabbedex
fi

case "$(id -u)" in
0)
	log 'Running as super user, installing globally.'
	make install
	;;

*)
	log 'Running as regular user, installing symbolic links locally'
	make install-local-symlink
esac

log 'You can re-run this script to update the extension.'

# Exit so that if this script got longer (if user run it from the repository),
# shell will not try to execute anything past its cursor in the file.
exit
}

_