Fernando Schauenburg
220f9a7122
For details, see:
https://github.com/koalaman/shellcheck/wiki/SC2148
376 lines
13 KiB
Bash
376 lines
13 KiB
Bash
# shellcheck shell=bash
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# Return immediately if non-interactive (makes FTP clients happy)
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[[ "$-" == *i* ]] || return
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##############################################################################
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# Customize environment
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##############################################################################
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export XDG_CACHE_HOME="$HOME/.cache"
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export XDG_CONFIG_HOME="$HOME/.config"
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export XDG_DATA_HOME="$HOME/.local/share"
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export EDITOR="vim"
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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_CACHE_HOME/less/history"
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export LESSHISTSIZE=1000
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export LOCAL_PREFIX="/usr/local"
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[ command -v brew &>/dev/null ] && LOCAL_PREFIX=$(brew --prefix)
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export MANPATH="$(MANPATH='' manpath)"
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export PAGER=less
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export PYTHONSTARTUP="$XDG_CONFIG_HOME/python/startup.py"
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export VIMINIT='let $MYVIMRC="$XDG_CONFIG_HOME/vim/vimrc" | source $MYVIMRC'
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##############################################################################
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# Customize PATH (and MANPATH)
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##############################################################################
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# Prevent path_helper from messing with the PATH when starting tmux.
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# See: https://superuser.com/a/583502
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[ "$(uname)" == "Darwin" ] && { PATH=""; source /etc/profile; }
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prepend_dir() { # 1: dir to add, 2: variable to manipulate
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[ -d "$1" -a -n "$2" ] || return
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local list="${!2}" # capture current value
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list=${list#"$1:"} # remove dir from beginning
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list=${list//":$1:"/:} # remove dir from middle
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list=${list%":$1"} # remove dir from end
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printf -v "$2" "$1${list:+":$list"}" # add in front (use : only if empty)
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}
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# Add custom bin dirs to PATH if they exist and are not already in PATH.
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while read -r dir; do prepend_dir "$dir" PATH; done <<EOL
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$LOCAL_PREFIX/bin
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$LOCAL_PREFIX/opt/man-db/libexec/bin
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$LOCAL_PREFIX/opt/coreutils/libexec/gnubin
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$LOCAL_PREFIX/opt/gnu-sed/libexec/gnubin
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$HOME/.local/bin
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EOL
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# Prepend custom man directories to MANPATH if they exist, so that we get
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# correct man page entries when multiple versions of a command are
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# available.
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while read -r dir; do prepend_dir "$dir" MANPATH; done <<EOL
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$LOCAL_PREFIX/share/man
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$LOCAL_PREFIX/opt/man-db/libexec/man
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$LOCAL_PREFIX/opt/coreutils/libexec/gnuman
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$LOCAL_PREFIX/opt/gnu-sed/libexec/gnuman
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$HOME/.local/share/man
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EOL
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unset dir prepend_dir
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##############################################################################
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# Customize shell options & variables
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##############################################################################
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shopt -s cdspell checkwinsize globstar histappend nocaseglob
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set -o noclobber # Prevent overwriting files with output redirection.
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# Eternal bash history (from https://stackoverflow.com/a/19533853)
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HISTCONTROL=erasedups
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HISTFILESIZE=
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HISTSIZE=
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HISTTIMEFORMAT="[%F %T] "
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HISTFILE="$XDG_CACHE_HOME/bash/history"
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# shellcheck disable=SC2034 # these variable are meant for use in shell only
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{
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# Color definitions (from http://ethanschoonover.com/solarized)
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# NAME RGB HEX SGR ANSI TERMCOL XTERM/HEX L*A*B RGB HSB
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# ---- ------- --- ---- ------- ----------- ----------- ----------- -----------
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Base03=8 Base03_RGB="002B36" # 1;30 8 brblack 234 #1c1c1c 15 -12 -12 0 43 54 193 100 21
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Base02=0 Base02_RGB="073642" # 0;30 0 black 235 #262626 20 -12 -12 7 54 66 192 90 26
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Base01=10 Base01_RGB="586E75" # 1;32 10 brgreen 240 #585858 45 -07 -07 88 110 117 194 25 46
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Base00=11 Base00_RGB="657B83" # 1;33 11 bryellow 241 #626262 50 -07 -07 101 123 131 195 23 51
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Base0=12 Base0_RGB="839496" # 1;34 12 brblue 244 #808080 60 -06 -03 131 148 150 186 13 59
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Base1=14 Base1_RGB="93A1A1" # 1;36 14 brcyan 245 #8a8a8a 65 -05 -02 147 161 161 180 9 63
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Base2=7 Base2_RGB="EEE8D5" # 0;37 7 white 254 #e4e4e4 92 -00 10 238 232 213 44 11 93
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Base3=15 Base3_RGB="FDF6E3" # 1;37 15 brwhite 230 #ffffd7 97 00 10 253 246 227 44 10 99
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Yellow=3 Yellow_RGB="B58900" # 0;33 3 yellow 136 #af8700 60 10 65 181 137 0 45 100 71
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Orange=9 Orange_RGB="CB4B16" # 1;31 9 brred 166 #d75f00 50 50 55 203 75 22 18 89 80
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Red=1 Red_RGB="DC322F" # 0;31 1 red 160 #d70000 50 65 45 220 50 47 1 79 86
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Magenta=5 Magenta_RGB="D33682" # 0;35 5 magenta 125 #af005f 50 65 -05 211 54 130 331 74 83
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Violet=13 Violet_RGB="6C71C4" # 1;35 13 brmagenta 61 #5f5faf 50 15 -45 108 113 196 237 45 77
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Blue=4 Blue_RGB="268BD2" # 0;34 4 blue 33 #0087ff 55 -10 -45 38 139 210 205 82 82
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Cyan=6 Cyan_RGB="2AA198" # 0;36 6 cyan 37 #00afaf 60 -35 -05 42 161 152 175 74 63
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Green=2 Green_RGB="859900" # 0;32 2 green 64 #5f8700 60 -20 65 133 153 0 68 100 60
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PS1_DEFAULT=$(tput setaf $Cyan) # user@host color for local sessions
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PS1_SSH=$(tput setaf $Yellow) # user@host color in SSH session
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PS1_ROOT=$(tput setaf $Orange) # user@host color if logged in as root
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PS1_PWD=$(tput setaf $Blue) # PWD color
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PS1_EXIT=$(tput setaf $Red) # color for last exit code if non-zero
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PS1_GIT=$(tput setaf $Green) # color for git branch
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PS1_VENV=$(tput setaf $Violet) # color for python virtual env
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PS1_JOBS=$(tput setaf $Magenta) # color for background jobs
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PS1_SEP=" > " # separator between prompt parts
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PS1_SEP_COLOR="" # is set in __update_colors
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PS1_RST=$(tput sgr0)
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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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}
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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=$?
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local sep="$PS1_SEP_COLOR$PS1_SEP"
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local host=$PS1_DEFAULT
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[ -n "$SSH_CLIENT" ] && host=$PS1_SSH
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[ $EUID -eq 0 ] && host=$PS1_ROOT
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local prompt=">>>>>>>>>>"
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[ $EUID -eq 0 ] && prompt="##########"
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local ps=()
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[ $exit -ne 0 ] && ps+=("$PS1_EXIT$exit")
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ps+=("$host\u@\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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printf -v PS1 "$sep%s" "${ps[@]:1}"
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PS1="\n${ps[0]}$PS1$PS1_RST\n${prompt:0:$SHLVL} "
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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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# Make `ls` group directories first if supported.
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if ls --group-directories-first &>/dev/null; then
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alias ls="ls -hF --group-directories-first --color=auto" # GNU
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else
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alias ls="ls -hF -G" # BSD
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fi
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# Force `ls` to use color output (e.g. for piping into `less`).
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if ls --color=auto &>/dev/null; then
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alias lsc="ls --color=always" # GNU
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else
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alias lsc="/usr/bin/env CLICOLOR_FORCE=1 ls" # BSD
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fi
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alias la="ls -a"
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alias ll="ls -l"
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alias llc="lsc -l"
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alias lla="ls -la"
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alias llac="lsc -la"
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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 path='echo $PATH | tr -s ":" "\n"'
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alias mpath='echo $MANPATH | tr -s ":" "\n"'
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alias timer='echo "Timer started. Stop with Ctrl-D." && date && time cat && date'
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alias tmux='tmux -f "$XDG_CONFIG_HOME/tmux/tmux.conf"'
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# Head and tail as much as fits on screen
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alias head='head -n $((${LINES:-15}-5))'
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alias tail='tail -n $((${LINES:-15}-5))'
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# A few options to get public IP address on command line. The dig solution
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# below using the OpenDNS resolver doesn't work when connected to
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# ExpressVPN because all DNS requests are handled by the ExpressVPN DNS
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# servers and the OpenDNS DNS resolver is blocked.
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alias ipinfo="curl -s ipinfo.io"
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alias myip="curl -s https://ifconfig.co"
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#alias myip="curl -s https://ifconfig.me"
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#alias myip="dig +short myip.opendns.com @resolver1.opendns.com"
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alias light='_update_colors light'
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alias dark='_update_colors dark'
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_send_osc() {
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local OSC ST
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if [ -n "$TMUX" ]; then
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OSC=$'\ePtmux;\e\e]'
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ST=$'\e\e\\\e\\';
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else
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OSC=$'\e]'
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ST=$'\e\\'
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fi
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echo -n "$OSC$1$ST"
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}
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_update_colors() {
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local cursor fg bg n rgb
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export BACKGROUND="$1"
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if [ "$BACKGROUND" = "light" ]; then
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PS1_SEP_COLOR=$(tput setaf $Base1)
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else
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PS1_SEP_COLOR=$(tput setaf $Base01)
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fi
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cursor=$Red_RGB
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if [ "$BACKGROUND" = "light" ]; then
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fg=$Base01_RGB
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bg=$Base3_RGB
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else
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fg=$Base1_RGB
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bg=$Base03_RGB
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fi
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if [ -n "$ITERM_SESSION_ID" ]; then # iTerm2
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while read -r n rgb; do _send_osc "P$n$rgb"; done <<EOL
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0 $Base02_RGB
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1 $Red_RGB
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2 $Green_RGB
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3 $Yellow_RGB
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4 $Blue_RGB
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5 $Magenta_RGB
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6 $Cyan_RGB
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7 $Base2_RGB
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8 $Base03_RGB
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9 $Orange_RGB
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a $Base01_RGB
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b $Base00_RGB
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c $Base0_RGB
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d $Violet_RGB
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e $Base1_RGB
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f $Base3_RGB
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g $fg
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h $bg
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i $fg
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j $Base01_RGB
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k $Base2_RGB
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l $cursor
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m $cursor
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EOL
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else # assume xterm
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while read -r n rgb; do _send_osc "4;$n;#$rgb"; done <<EOL
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0 $Base02_RGB
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1 $Red_RGB
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2 $Green_RGB
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3 $Yellow_RGB
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4 $Blue_RGB
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5 $Magenta_RGB
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6 $Cyan_RGB
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7 $Base2_RGB
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8 $Base03_RGB
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9 $Orange_RGB
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10 $Base01_RGB
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11 $Base00_RGB
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12 $Base0_RGB
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13 $Violet_RGB
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14 $Base1_RGB
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15 $Base3_RGB
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EOL
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while read -r n rgb; do _send_osc "$n;#$rgb"; done <<EOL
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10 $fg
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11 $bg
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12 $cursor
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EOL
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fi
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if [ -n "$TMUX" ] && [ -f "$HOME/.tmux.conf" ]; then
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tmux set-environment -g BACKGROUND "$BACKGROUND"
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tmux source-file "$HOME/.tmux.conf"
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fi
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local ls_colors="$HOME/.config/dircolors/solarized-$BACKGROUND"
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if type dircolors &>/dev/null && [ -f "$ls_colors" ]; then
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eval "$(dircolors "$ls_colors")"
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fi
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}
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##############################################################################
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# Add shell functions
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##############################################################################
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tree() { command tree --dirsfirst -FI '.git|Spotlight-V100|.fseventsd' "$@"; }
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ltree() { tree -C "$@" | less -R; }
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# Combined mkdir and cd
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mkcd() { mkdir -p -- "$1" && cd -P -- "$1" || return; }
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# Colorized `man`
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man() {
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local rst standout bold underline
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rst=$(tput sgr0)
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if [ "$BACKGROUND" = "light" ]; then
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standout=$(tput -S <<<"$(echo -e "setaf $Base3\nsetab $Cyan")")
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bold=$(tput -S <<<"$(echo -e "setaf $Blue")")
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underline=$(tput -S <<<"$(echo -e "setaf $Base02\nsmul")")
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else
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standout=$(tput -S <<<"$(echo -e "setaf $Base03\nsetab $Cyan")")
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bold=$(tput -S <<<"$(echo -e "setaf $Yellow")")
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underline=$(tput -S <<<"$(echo -e "setaf $Base3\nsmul")")
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fi
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LESS_TERMCAP_so=$standout \
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LESS_TERMCAP_md=$bold \
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LESS_TERMCAP_us=$underline \
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LESS_TERMCAP_se=$rst \
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LESS_TERMCAP_me=$rst \
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LESS_TERMCAP_ue=$rst \
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GROFF_NO_SGR=1 \
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command man "$@"
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}
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solarized() {
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local rst name name_rgb rgb fg bg
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rst=$(tput sgr0)
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for name in Red Orange Yellow Green Cyan Blue Violet Magenta Base{0{3..0},{0..3}}
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do
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name_rgb=${name}_RGB
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i=
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rgb=${!name_rgb}
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fg=$(tput setaf "${!name}")
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bg=$(tput setab "${!name}")
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printf "$bg%6s$rst $fg#$rgb %2d $name$rst\n" '' "${!name}"
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done
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}
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# Print all 256 colors
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colortest() {
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local i j rst
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rst=$(tput sgr0)
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for i in $(seq 0 15); do
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for j in $(seq 0 15); do
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local n=$(( 16 * i + j ))
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printf "$(tput setab $n) %3d " $n
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done
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echo "$rst"
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done
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}
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##############################################################################
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# Run external customizations
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##############################################################################
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stty -ixon # disable ctrl-s and ctrl-q
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_update_colors "${BACKGROUND:-dark}"
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# Enable available completion helpers
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while read -r d; do [ -d "$d" ] && for f in "$d"/*; do [ -f "$f" ] && . "$f"; done; done <<EOL
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$LOCAL_PREFIX/etc/bash_completion.d
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$XDG_CONFIG_HOME/bash/completion.d
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EOL
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unset d f
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# Source a local bashrc if available
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if [ -f "$XDG_CONFIG_HOME/bash/profile.local" ]; then
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# shellcheck disable=SC1090
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source "$XDG_CONFIG_HOME/bash/profile.local"
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fi
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