git post-commit hook to dot files

post-commit

#! /bin/bash
# (c) 2010 Andres J. Diaz <[email protected]>
# Modified 2011 by Ryan Turner <[email protected]>
# Modified 2011 by Oscar Garcia Amor <[email protected]>
# A hook to git-commit(1) to update the home dot files link using this
# repository as based.
#
# To enable this hook, rename this file to "post-commit".

for dot in $PWD/*; do
    home_dot="$HOME/.${dot##*/}"

    if [ -L "${home_dot}" ]; then
        if [ "${home_dot}" -ef "$dot" ]; then
            echo "[skip] ${home_dot##*/}: already updated"
        else
            rm -f "${home_dot}" && \
            ln -s "${dot##$HOME/}" "${home_dot}" && \
            echo "[done] ${home_dot##*/}: updated link"
        fi
    else
        if [ -f "${home_dot}" ]; then
            mv -f "${home_dot}" "${home_dot}.$(date +%s).bak" && \
            ln -s "${dot##$HOME/}" "${home_dot}" && \
            echo -n "[done] ${home_dot##*/}: regular file, " && \
            echo "moved to ${home_dot##*/}.$(date +%s).bak"
        else
            ln -s "${dot##$HOME/}" "${home_dot}" && \
            echo "[done] ${home_dot##*/}: created link"
        fi
    fi
done
true

# vim: sts=4:sw=4:tw=78:ft=sh:et