Fernando Schauenburg
e44b318e61
This makes the common actions previously encoded as bash aliases independent of the shell (I'm using /bin/sh for the scripts), which will make a potential switch to zsh easier by having less bash-specific stuff around.
203 lines
7 KiB
Bash
203 lines
7 KiB
Bash
# shellcheck shell=bash
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# Return immediately if non-interactive (makes FTP clients happy)
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[[ "$-" == *i* ]] || return
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##############################################################################
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# Customize environment
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##############################################################################
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export XDG_CACHE_HOME="${XDG_CACHE_HOME:-$HOME/.cache}"
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export XDG_CONFIG_HOME="${XDG_CONFIG_HOME:-$HOME/.config}"
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export XDG_DATA_HOME="${XDG_DATA_HOME:-$HOME/.local/share}"
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export BACKGROUND="${BACKGROUND:-dark}"
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export EDITOR="nvim"
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export INPUTRC="$XDG_CONFIG_HOME/readline/inputrc"
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export LANG="en_US.UTF-8"
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export LANGUAGE="en_US"
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export LC_ALL="en_US.UTF-8"
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export LC_CTYPE="en_US.UTF-8"
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export LESS="-i -j.49 -M -R -z-2"
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export LESSHISTFILE="$XDG_DATA_HOME/less/history"
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export LESSHISTSIZE=1000
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export LOCAL_CONFIG="$HOME/.local/etc"
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export LOCAL_PREFIX="/usr/local"
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export PAGER=less
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export PYTHONSTARTUP="$XDG_CONFIG_HOME/python/startup.py"
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if command -v manpath >/dev/null 2>&1; then
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MANPATH="$(unset MANPATH; manpath)"
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export MANPATH
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fi
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# Prevent path_helper from messing with the PATH when starting tmux.
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# See: https://superuser.com/a/583502
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# shellcheck disable=SC2123 # PATH is being intentionally manipulated here.
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# shellcheck disable=SC1091 # /etc/profile is provided by macOS.
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[ "$(uname -s)" == "Darwin" ] && { PATH=""; source /etc/profile; }
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_prepend_path() { # prepend $1 to var $2 avoiding duplicates using : as separator
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if [ -d "$1" ] && [ -n "$2" ]; then
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local _path="${!2}" # get path variable value
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case ":$_path:" in
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*":$1:"*) :;; # dir already in path, noop (:)
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*) _path="$1${_path:+:}$_path";; # prepend (adding : if not empty)
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esac
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printf -v "$2" "%s" "$_path" # write back to path variable
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fi
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}
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# Add custom bin dirs to PATH if they exist and are not already in PATH.
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# Prepend custom man directories to MANPATH if they exist, so that we get
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# correct man page entries when multiple versions of a command are
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# available.
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while read -r var dir; do _prepend_path "$dir" "$var"; done <<EOL
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PATH $LOCAL_PREFIX/bin
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MANPATH $LOCAL_PREFIX/share/man
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PATH $HOME/.local/bin
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MANPATH $HOME/.local/share/man
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EOL
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unset var dir _prepend_path
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# This check has to be done after PATH manipulation above so we can find brew.
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if command -v brew >/dev/null 2>&1; then
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LOCAL_PREFIX="$(brew --prefix)"
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export HOMEBREW_NO_ANALYTICS=1
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export HOMEBREW_NO_AUTO_UPDATE=1
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fi
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stty -ixon # disable ctrl-s and ctrl-q
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change_bg() {
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BACKGROUND="$1";
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command -v ,solarize &>/dev/null && ,solarize;
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local f="$HOME/.config/dircolors/solarized-$BACKGROUND"
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[ -f "$f" ] && type dircolors &>/dev/null && eval "$(dircolors "$f")"
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}
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export change_bg
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change_bg "$BACKGROUND"
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##############################################################################
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# Customize shell options & variables
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##############################################################################
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shopt -s cdspell checkwinsize globstar histappend nocaseglob
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set -o noclobber # Prevent overwriting files with output redirection.
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# Eternal bash history (from https://stackoverflow.com/a/19533853)
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HISTCONTROL=erasedups
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HISTFILESIZE=
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HISTSIZE=
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HISTTIMEFORMAT="[%F %T] "
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HISTFILE="$XDG_DATA_HOME/bash/history"
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Base03=8 Base02=0 Base01=10 Base00=11 Base0=12 Base1=14 Base2=7 Base3=15
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Red=1 Orange=9 Yellow=3 Green=2 Cyan=6 Blue=4 Violet=13 Magenta=5
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Reset="\[$(tput sgr0)\]"
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PS1_EXIT="\[$(tput setaf "$Red" )\]" # color for last exit code if non-zero
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PS1_ROOT="\[$(tput setaf "$Orange" )\]" # logged in as root
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PS1_SSH="\[$(tput setaf "$Yellow" )\]" # hostname for SSH sessions
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PS1_PWD="\[$(tput setaf "$Cyan" )\]" # PWD color
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PS1_GIT="\[$(tput setaf "$Blue" )\]" # color for git branch
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PS1_VENV="\[$(tput setaf "$Violet" )\]" # color for python virtual env
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PS1_JOBS="\[$(tput setaf "$Magenta")\]" # color for background jobs
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PS1_SEP_LIGHT="\[$(tput setaf "$Base1" )\]"
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PS1_SEP_DARK="\[$(tput setaf "$Base01" )\]"
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PS1_SEP=" > " # separator between prompt parts
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GIT_PS1_SHOWDIRTYSTATE=1
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GIT_PS1_SHOWSTASHSTATE=1
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GIT_PS1_SHOWUNTRACKEDFILES=1
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GIT_PS1_SHOWUPSTREAM=verbose
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PROMPT_COMMAND=__ps1_set
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PS2="... "
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__ps1_set() {
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local exit=$?
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local prompt=">>>>>>>>>>"
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local sep_color="$PS1_SEP_DARK"
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[ "$BACKGROUND" = "light" ] && sep_color="$PS1_SEP_LIGHT"
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local ps=()
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[ $exit -ne 0 ] && ps+=("$PS1_EXIT$exit")
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[ $EUID -eq 0 ] && { ps+=("$PS1_ROOT\u"); prompt="##########"; }
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[ -n "$SSH_CONNECTION" ] && ps+=("$PS1_SSH\h")
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ps+=("$PS1_PWD\w")
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type __git_ps1 && __git_ps1 '' '' "$PS1_GIT%s" && [ -n "$PS1" ] && ps+=("$PS1")
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[ -n "$VIRTUAL_ENV" ] && ps+=("$PS1_VENV${VIRTUAL_ENV##*/}")
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local j="\j" && [ "${j@P}" -gt 0 ] && ps+=("$PS1_JOBS${j@P} bg")
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local extra=""
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[ ${#ps[@]} -gt 1 ] && printf -v extra "$sep_color$PS1_SEP%s" "${ps[@]:1}"
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PS1="${ps[0]}$extra$sep_color ${prompt:0:$SHLVL}$Reset "
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} &>/dev/null
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##############################################################################
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# Customize shell aliases
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##############################################################################
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# ls: make `ls` group directories first if supported.
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# lsc: force `ls` to use color output (e.g. for piping into `less`).
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if command -v exa >/dev/null; then
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alias ls="exa -F --git --group-directories-first --group --links"
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alias la="ls -a"
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alias lt="ls -lT -I'.git'"
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alias lta="lt -a"
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alias lsc="ls --color=always"
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alias ltc="lt --color=always"
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elif ls --group-directories-first --color=auto &>/dev/null 2>&1; then
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# GNU ls
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alias ls="ls -hF --group-directories-first --color=auto"
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alias la="ls -A"
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alias lt="tree --dirsfirst -FI '.git|Spotlight-V100|.fseventsd'"
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alias lsc="ls --color=always"
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alias ltc="tree -C --dirsfirst -FI '.git'"
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else
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# BSD ls (e.g. macOS)
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alias ls="ls -hF -G"
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alias la="ls -A"
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alias lt="tree --dirsfirst -FI '.git|Spotlight-V100|.fseventsd'"
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alias lsc="/usr/bin/env CLICOLOR_FORCE=1 ls"
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alias ltc="tree -C --dirsfirst -FI '.git'"
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fi
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alias ll="ls -l"
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alias lla="la -l"
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alias g='git'
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alias v='nvim'
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alias vim='nvim'
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alias grep="grep --color=auto"
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alias egrep="egrep --color=auto"
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alias fgrep="fgrep --color=auto"
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alias dark='change_bg dark'
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alias light='change_bg light'
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##############################################################################
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# Add shell functions
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##############################################################################
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mkcd() { mkdir -p -- "$1" && cd -P -- "$1" || return; }
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##############################################################################
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# Run external customizations
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##############################################################################
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_source_extra_configs() {
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local configs=(
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/usr/local/etc/profile.d/bash_completion.sh
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/usr/share/bash-completion/bash_completion
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$LOCAL_CONFIG/bash/*
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)
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local f
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for f in ${configs[@]}; do [ -f "$f" ] && source "$f"; done
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}
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_source_extra_configs
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true
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