setup.sh

#!/bin/bash
for CMD in realpath; do
    hash $CMD 2>/dev/null || {
        echo "I require $CMD but it is not installed. Aborting."
        return 1
        exit 1
    }
done
git submodule update --init
git config --global alias.l "log --graph --abbrev-commit --decorate --date=relative --format='%C(auto)%h - %C(bold green)(%ar)%C(reset)%C(auto) %s - %C(bold)%an%C(reset)%C(auto)%d'"
git config --global alias.lc '!f() {
    : git log
    if [ $# -eq 0 ]; then
        f HEAD @{upstream} || f HEAD origin/HEAD;
    elif [ $# -eq 1 ]; then
        f HEAD $1;
    else
        git l "$@" ^$(git merge-base -a --octopus "$@")^@;
    fi;
}; f'
git config --global alias.la '!f() { git lc $(git rev-parse HEAD --all "$@"); }; f'
git config --global alias.lb '!f() { git lc $(git rev-parse HEAD --branches="$@"); }; f'
git config --global alias.lt '!f() { git lc $(git rev-parse HEAD --tags="$@"); }; f'
git config --global alias.lr '!f() { git lc $(git rev-parse HEAD --remotes="$@"); }; f'
git config --global core.excludesfile "~/.cvsignore"
git config --global core.pager "less -FXRS"
git config --global url.ssh://git@github.com/.pushinsteadof git://github.com/
git config --global url.ssh://git@github.com/.pushinsteadof https://github.com/
for f in \
    bashrc \
    config/nvim \
    cvsignore \
    screenrc \
    tmux.conf \
    vim \
    vimrc \
    ; do
    DOTFILES="$(realpath --relative-to="$(dirname "${HOME}/.${f}")" "$(dirname "${BASH_SOURCE[0]}")")"
    source="$HOME/.$f"
    target="${DOTFILES}/$f"
    if [ -e $source ]; then
        if [ "$(readlink $source)" = "$target" ]; then
            echo "$f already installed"
            continue
        fi
        echo $source exists, moving it to $source.bak
        mv $source $source.bak
    fi
    mkdir -p $(dirname $source)
    ln -sf $target $source
    echo "$f installed ($source -> target)"
done