[bash] refactor .bashrc (no change in functionality)

This commit is contained in:
Fernando Schauenburg 2018-09-20 19:02:14 +02:00
parent 40310d17da
commit 7e21f88f9f

355
bashrc
View file

@ -1,187 +1,183 @@
# Return immediately if non-interactive (makes FTP clients happy) # Return immediately if non-interactive (makes FTP clients happy)
[[ "$-" == *i* ]] || return [[ "$-" == *i* ]] || return
# Environment variables bashrc_customize_environment() {
export EDITOR="vim" [ -z "$BACKGROUND" ] && export BACKGROUND="dark"
export HISTSIZE="65536" export EDITOR="vim"
export HISTFILESIZE="$HISTSIZE" export HISTSIE="65536"
export HISTCONTROL=ignoredups:ignorespace export HISTFILESIZE="$HISTSIZE"
export LANG="en_US.UTF-8" export HISTCONTROL=ignoredups:ignorespace
export LANGUAGE="en_US" export LANG="en_US.UTF-8"
export LC_CTYPE="en_US.UTF-8" export LANGUAGE="en_US"
export LC_ALL="en_US.UTF-8" export LC_CTYPE="en_US.UTF-8"
export LESS="-i -j.49 -M -R -z-2" export LC_ALL="en_US.UTF-8"
export PAGER=less export LESS="-i -j.49 -M -R -z-2"
export DOTFILES="$HOME/.dotfiles" export PAGER=less
export DOTFILES="$HOME/.dotfiles"
export \
base03="1;30" base02="0;30" base01="1;32" base00="1;33" \
base0="1;34" base1="1;36" base2="0;37" base3="1;37" \
red="0;31" orange="1;31" yellow="0;33" green="0;32" \
cyan="0;36" blue="0;34" violet="1;35" magenta="0;35"
}
# Find out where Homebrew performs installations. If Homebrew is not installed bashrc_customize_shell_options() {
# (e.g. running on Linux), assume /usr/local for our installations. for option in cdspell checkwinsize globstar histappend nocaseglob
if command -v brew &>/dev/null; then do
BREW_PREFIX=$(brew --prefix) shopt -s "$option" 2> /dev/null
else done
BREW_PREFIX=/usr/local }
fi
# Prevent path_helper from messing with the PATH when starting tmux. bashrc_customize_paths() {
# See: https://superuser.com/a/583502 # Find out where Homebrew performs installations. If Homebrew is not
if [ "$(uname)" == "Darwin" ]; then # installed (e.g. running on Linux), assume /usr/local for our
export PATH="" # installations.
source /etc/profile local prefix=/usr/local
fi if command -v brew &>/dev/null; then
prefix=$(brew --prefix)
# Add custom bin dirs to PATH if they exist and are not already in PATH.
for p in $BREW_PREFIX/opt/coreutils/libexec/gnubin $DOTFILES/bin $HOME/bin; do
if [ -d "$p" ] && [[ ":$PATH:" != *":$p:"* ]]; then
PATH="$p:$PATH"
fi fi
done
# If MANPATH is not yet defined, initialize it with the contents of `manpath`. # Prevent path_helper from messing with the PATH when starting tmux.
if [ -z ${MANPATH+x} ]; then # See: https://superuser.com/a/583502
export MANPATH=$(manpath) if [ "$(uname)" == "Darwin" ]; then
fi export PATH=""
source /etc/profile
# Prepend custom man directories to MANPATH if they exist, so that we get
# correct man page entries when multiple versions of a command are available.
for p in $BREW_PREFIX/share/man $BREW_PREFIX/opt/coreutils/libexec/gnuman; do
if [ -d "$p" ] && [[ ":$MANPATH:" != *":$p:"* ]]; then
MANPATH="$p:$MANPATH"
fi fi
done
# Useful aliases # Add custom bin dirs to PATH if they exist and are not already in PATH.
if ls --group-directories-first >/dev/null 2>&1 for p in $prefix/opt/coreutils/libexec/gnubin $DOTFILES/bin $HOME/bin
then do
ls_dir_group="--group-directories-first" # GNU version if [ -d "$p" ] && [[ ":$PATH:" != *":$p:"* ]]; then
else PATH="$p:$PATH"
ls_dir_group="" # BSD version, doesn't support directory grouping fi
fi done
alias g="git" # If MANPATH is not yet defined, initialize it with the contents of
alias ls="ls -hF --color=auto ${ls_dir_group}" # `manpath`.
alias la="ls -a" if [ -z ${MANPATH+x} ]; then
alias ll="ls -l" export MANPATH=$(manpath)
alias lla="ls -la" fi
alias grep="grep --color=auto";
alias egrep="egrep --color=auto";
alias fgrep="fgrep --color=auto";
alias v="vim"
alias vi="vim"
alias path='echo $PATH | tr -s ":" "\n"'
alias mpath='echo $MANPATH | tr -s ":" "\n"'
# Shell options # Prepend custom man directories to MANPATH if they exist, so that we get
for option in cdspell checkwinsize globstar histappend nocaseglob # correct man page entries when multiple versions of a command are
do # available.
shopt -s "$option" 2> /dev/null for p in $prefix/share/man $prefix/opt/coreutils/libexec/gnuman
done do
if [ -d "$p" ] && [[ ":$MANPATH:" != *":$p:"* ]]; then
MANPATH="$p:$MANPATH"
fi
done
}
# Add git command completion bashrc_customize_aliases() {
source "$DOTFILES/resources/git-completion.bash" # Group directories first if supported by the available `ls` command.
local ls_dir_group=""
if ls --group-directories-first >/dev/null 2>&1; then
ls_dir_group="--group-directories-first"
fi
# combined mkdir and cd alias g="git"
mkcd() { mkdir -p -- "$1" && cd -P -- "$1"; } alias ls="ls -hF --color=auto ${ls_dir_group}"
alias la="ls -a"
alias ll="ls -l"
alias lla="ls -la"
alias grep="grep --color=auto";
alias egrep="egrep --color=auto";
alias fgrep="fgrep --color=auto";
alias v="vim"
alias vi="vim"
alias path='echo $PATH | tr -s ":" "\n"'
alias mpath='echo $MANPATH | tr -s ":" "\n"'
}
# Change a color in the terminal's palette bashrc_send_term_osc() {
change_palette() ( # Send an OSC (Operating System Commmand) to the terminal.
IFS="" # $* should be joined without spaces
if [ -n "$TMUX" ]; then if [ -n "$TMUX" ]; then
# http://permalink.gmane.org/gmane.comp.terminal-emulators.tmux.user/1324 # http://permalink.gmane.org/gmane.comp.terminal-emulators.tmux.user/1324
echo -ne "\033Ptmux;\033\033]$*\007\033\\" echo -ne "\ePtmux;\e\e]$1\007\e\\"
elif [ "${TERM%%-*}" = "screen" ]; then elif [ "${TERM%%-*}" = "screen" ]; then
echo -ne "\033P\033]$*\007\033\\" echo -ne "\eP\e]$1\007\e\\"
else else
echo -ne "\033]$*\033\\" echo -ne "\e]$1\e\\"
fi fi
) }
# Solarize the shell by adjusting:
# - the terminal's color palette
# - the ANSI color palette
# - prompt string
# - `ls` command output colors
do_solarize_shell() {
[ -z "$BACKGROUND" ] && export BACKGROUND="dark"
bashrc_customize_terminal_colors() {
if [ "$TERM_PROGRAM" = "Apple_Terminal" ]; then if [ "$TERM_PROGRAM" = "Apple_Terminal" ]; then
echo "tell application \"Terminal\" to set current settings of selected tab of front window to settings set \"solarized-$BACKGROUND\"" | osascript echo "tell application \"Terminal\" to set current settings of selected tab of front window to settings set \"solarized-$BACKGROUND\"" | osascript
else return
# Solarized colors from http://ethanschoonover.com/solarized
base03=002b36 base02=073642 base01=586e75 base00=657b83
base0=839496 base1=93a1a1 base2=eee8d5 base3=fdf6e3
red=dc322f orange=cb4b16 yellow=b58900 green=859900
cyan=2aa198 blue=268bd2 violet=6c71c4 magenta=d33682
# Customize the terminal's color palette & determine selector for
# changing the ANSI color palette below
cursor_color=$red
if [ "$BACKGROUND" = "dark" ]; then
bg_color=$base03
fg_color=$base1
else
bg_color=$base2
fg_color=$base02
fi
if [ -n "$ITERM_SESSION_ID" ]; then
change_palette Pg $fg_color # Foreground
change_palette Pi $fg_color # Bold
change_palette Ph $bg_color # Background
change_palette Pj $base01 # Selection
change_palette Pk $base2 # Selected text
change_palette Pl $cursor_color # Cursor
change_palette Pm $cursor_color # Cursor text
selector="P%s" a=a b=b c=c d=d e=e f=f
else
change_palette "10;#" $fg_color # Foreground
change_palette "11;#" $bg_color # Background
change_palette "12;#" $cursor_color # Cursor
selector="4;%d;#" a=10 b=11 c=12 d=13 e=14 f=15
fi
# Change the ANSI color palette
# iTerm2: Pnrrggbb (http://iterm2.com/documentation-escape-codes.html)
# other terminals: 4;n;#rrggbb
# Pn or 4;n;# n rrggbb ANSI name
change_palette $(printf $selector 0) $base02 # 0;30 black
change_palette $(printf $selector 1) $red # 0;31 red
change_palette $(printf $selector 2) $green # 0;32 green
change_palette $(printf $selector 3) $yellow # 0;33 yellow
change_palette $(printf $selector 4) $blue # 0;34 blue
change_palette $(printf $selector 5) $magenta # 0;35 magenta
change_palette $(printf $selector 6) $cyan # 0;36 cyan
change_palette $(printf $selector 7) $base2 # 0;37 white
change_palette $(printf $selector 8) $base03 # 1;30 bold black
change_palette $(printf $selector 9) $orange # 1;31 bold red
change_palette $(printf $selector $a) $base01 # 1;32 bold green
change_palette $(printf $selector $b) $base00 # 1;33 bold yellow
change_palette $(printf $selector $c) $base0 # 1;34 bold blue
change_palette $(printf $selector $d) $violet # 1;35 bold magenta
change_palette $(printf $selector $e) $base1 # 1;36 bold cyan
change_palette $(printf $selector $f) $base3 # 1;37 bold white
fi fi
# Customize the prompt # Solarized colors from http://ethanschoonover.com/solarized
local \
base03_rgb=002b36 base02_rgb=073642 base01_rgb=586e75 base00_rgb=657b83 \
base0_rgb=839496 base1_rgb=93a1a1 base2_rgb=eee8d5 base3_rgb=fdf6e3 \
red_rgb=dc322f orange_rgb=cb4b16 yellow_rgb=b58900 green_rgb=859900 \
cyan_rgb=2aa198 blue_rgb=268bd2 violet_rgb=6c71c4 magenta_rgb=d33682
if [ "$BACKGROUND" = "dark" ]; then
local background_rgb=$base03_rgb foreground_rgb=$base1_rgb
else
local background_rgb=$base2_rgb foreground_rgb=$base02_rgb
fi
if [ -n "$ITERM_SESSION_ID" ]; then
# iTerm2: Pnrrggbb (http://iterm2.com/documentation-escape-codes.html)
bashrc_send_term_osc "Pg$foreground_rgb" # Foreground
bashrc_send_term_osc "Pi$foreground_rgb" # Bold
bashrc_send_term_osc "Ph$background_rgb" # Background
bashrc_send_term_osc "Pj$base01_rgb" # Selection
bashrc_send_term_osc "Pk$base2_rgb" # Selected text
bashrc_send_term_osc "Pl$red_rgb" # Cursor
bashrc_send_term_osc "Pm$red_rgb" # Cursor text
local format_string="P%s" a=a b=b c=c d=d e=e f=f
else
# Other terminals: 4;n;#rrggbb (e.g. https://github.com/mintty/mintty/wiki/Tips#changing-colours)
bashrc_send_term_osc "10;#$foreground_rgb" # Foreground
bashrc_send_term_osc "11;#$background_rgb" # Background
bashrc_send_term_osc "12;#$red_rgb" # Cursor
local format_string="4;%d;#" a=10 b=11 c=12 d=13 e=14 f=15
fi
bashrc_send_term_osc "$(printf $format_string 0)$base02_rgb"
bashrc_send_term_osc "$(printf $format_string 1)$red_rgb"
bashrc_send_term_osc "$(printf $format_string 2)$green_rgb"
bashrc_send_term_osc "$(printf $format_string 3)$yellow_rgb"
bashrc_send_term_osc "$(printf $format_string 4)$blue_rgb"
bashrc_send_term_osc "$(printf $format_string 5)$magenta_rgb"
bashrc_send_term_osc "$(printf $format_string 6)$cyan_rgb"
bashrc_send_term_osc "$(printf $format_string 7)$base2_rgb"
bashrc_send_term_osc "$(printf $format_string 8)$base03_rgb"
bashrc_send_term_osc "$(printf $format_string 9)$orange_rgb"
bashrc_send_term_osc "$(printf $format_string $a)$base01_rgb"
bashrc_send_term_osc "$(printf $format_string $b)$base00_rgb"
bashrc_send_term_osc "$(printf $format_string $c)$base0_rgb"
bashrc_send_term_osc "$(printf $format_string $d)$violet_rgb"
bashrc_send_term_osc "$(printf $format_string $e)$base1_rgb"
bashrc_send_term_osc "$(printf $format_string $f)$base3_rgb"
}
bashrc_customize_prompt() {
local level=$SHLVL color="$cyan" prompt=$(printf '\$%.0s' $(seq 1 $level))
if [[ -n "$TMUX" ]]; then if [[ -n "$TMUX" ]]; then
LVL=$(($SHLVL - 2)) level=$(($SHLVL - 2))
else
LVL=$SHLVL
fi fi
if [ $EUID -eq 0 ]; then
PROMPT=$(printf '#%.0s' $(seq 1 $LVL))
COLOR="1;31" # orange user name for root
else
PROMPT=$(printf '\$%.0s' $(seq 1 $LVL))
if [ -n "$SSH_CLIENT" ]; then
COLOR="0;33" # yellow user name when connected via SSH
else
COLOR="0;36" # default user name color is cyan
fi
fi
export PS1="[\[\033[${COLOR}m\]\u@\h \[\033[0;34m\]\w\[\033[0m\]]\n$PROMPT "
export PS2=". "
# Customize colors for `ls` command if [ $EUID -eq 0 ]; then
ls_colors="$HOME/.dircolors/solarized-$BACKGROUND" # root user
prompt=$(printf '#%.0s' $(seq 1 $level))
color="$orange"
elif [ -n "$SSH_CLIENT" ]; then
# SSH connection
color="$yellow"
fi
export PS1="[\[\e[${color}m\]\u@\h \[\e[${blue}m\]\w\[\e[0m\]]\n$prompt "
export PS2=". "
}
bashrc_customize_ls() {
local ls_colors="$HOME/.dircolors/solarized-$BACKGROUND"
if type dircolors &> /dev/null && [ -f $ls_colors ]; then if type dircolors &> /dev/null && [ -f $ls_colors ]; then
eval "$(dircolors $ls_colors)" eval "$(dircolors $ls_colors)"
fi fi
@ -193,24 +189,35 @@ dark() { export BACKGROUND="dark" && do_solarize_shell; }
# Print the solarized palette (for testing) # Print the solarized palette (for testing)
solarized() { solarized() {
printf "\033[%sm%-7s %-s %2d\033[0m " "1;30" Base03 "1;30" 8 printf "\e[%sm%-7s %-s %2d\e[0m\t" "$base03" Base03 "$base03" 8
printf "\033[%sm%-7s %-s %2d\033[0m\n" "0;31" Red "0;31" 1 printf "\e[%sm%-7s %-s %2d\e[0m\n" "$red" Red "$red" 1
printf "\033[%sm%-7s %-s %2d\033[0m " "0;30" Base02 "0;30" 0 printf "\e[%sm%-7s %-s %2d\e[0m\t" "$base02" Base02 "$base02" 0
printf "\033[%sm%-7s %-s %2d\033[0m\n" "1;31" Orange "1;31" 9 printf "\e[%sm%-7s %-s %2d\e[0m\n" "$orange" Orange "$orange" 9
printf "\033[%sm%-7s %-s %2d\033[0m " "1;32" Base01 "1;32" 10 printf "\e[%sm%-7s %-s %2d\e[0m\t" "$base01" Base01 "$base01" 10
printf "\033[%sm%-7s %-s %2d\033[0m\n" "0;33" Yellow "0;33" 3 printf "\e[%sm%-7s %-s %2d\e[0m\n" "$yellow" Yellow "$yellow" 3
printf "\033[%sm%-7s %-s %2d\033[0m " "1;33" Base00 "1;33" 11 printf "\e[%sm%-7s %-s %2d\e[0m\t" "$base00" Base00 "$base00" 11
printf "\033[%sm%-7s %-s %2d\033[0m\n" "0;32" Green "0;32" 2 printf "\e[%sm%-7s %-s %2d\e[0m\n" "$green" Green "$green" 2
printf "\033[%sm%-7s %-s %2d\033[0m " "1;34" Base0 "1;34" 12 printf "\e[%sm%-7s %-s %2d\e[0m\t" "$base0" Base0 "$base0" 12
printf "\033[%sm%-7s %-s %2d\033[0m\n" "0;36" Cyan "0;36" 6 printf "\e[%sm%-7s %-s %2d\e[0m\n" "$cyan" Cyan "$cyan" 6
printf "\033[%sm%-7s %-s %2d\033[0m " "1;36" Base1 "1;36" 14 printf "\e[%sm%-7s %-s %2d\e[0m\t" "$base1" Base1 "$base1" 14
printf "\033[%sm%-7s %-s %2d\033[0m\n" "0;34" Blue "0;34" 4 printf "\e[%sm%-7s %-s %2d\e[0m\n" "$blue" Blue "$blue" 4
printf "\033[%sm%-7s %-s %2d\033[0m " "0;37" Base2 "0;37" 7 printf "\e[%sm%-7s %-s %2d\e[0m\t" "$base2" Base2 "$base2" 7
printf "\033[%sm%-7s %-s %2d\033[0m\n" "1;35" Violet "1;35" 13 printf "\e[%sm%-7s %-s %2d\e[0m\n" "$violet" Violet "$violet" 13
printf "\033[%sm%-7s %-s %2d\033[0m " "1;37" Base3 "1;37" 15 printf "\e[%sm%-7s %-s %2d\e[0m\t" "$base3" Base3 "$base3" 15
printf "\033[%sm%-7s %-s %2d\033[0m\n" "0;35" Magenta "0;35" 5 printf "\e[%sm%-7s %-s %2d\e[0m\n" "$magenta" Magenta "$magenta" 5
} }
# Combined mkdir and cd
mkcd() { mkdir -p -- "$1" && cd -P -- "$1"; }
# ~/.bashrc.local can be used for local settings (not in repository) # Apply customizations
bashrc_customize_environment
bashrc_customize_shell_options
bashrc_customize_paths
bashrc_customize_aliases
bashrc_customize_terminal_colors
bashrc_customize_prompt
bashrc_customize_ls
source "$DOTFILES/resources/git-completion.bash"
[ -f ~/.bashrc.local ] && . ~/.bashrc.local [ -f ~/.bashrc.local ] && . ~/.bashrc.local