/etc/skel/.bashrc: various changes

etc/skel/.bashrc

@@ -11,12 +11,11 @@ case $- in
       *) return;;
 esac
 
-# Various options
+# Shell customization
+[[ -z $ZIO_SHELL_CARET ]] && ZIO_SHELL_CARET="➜ "
+
+# Bash options
 HISTCONTROL=ignoreboth
-shopt -s histappend
-HISTSIZE=1000
-HISTFILESIZE=2000
-shopt -s checkwinsize
 
 # Helpers
 function color() {
@@ -49,9 +48,9 @@ function print_header() {
     echo " "
 
     if [[ $USER == "root" ]]; then
-        echo -e "$(color 33 1) 🔥 Here be dragons.$(color)"
+        echo -e "$(color 33 1) 🔥 Here be dragons.$(color)"
     else
-    echo -e " 👋 Hello $(color 33 1)$USER$(color), I am $(color 33 1)$(hostname -f)$(color)."
+    echo -e " 👋 Hello $(color 33 1)$USER$(color), I am $(color 33 1)$(hostname -f)$(color)."
     fi
 
     echo " "
@@ -72,10 +71,10 @@ case "$TERM" in
     xterm-color|*-256color) color_prompt=yes;;
 esac
 
-# Make less friendly for non-text input files
+# less: make friendly for non-text input files
 [ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"
 
-# Color support for ls
+# ls: color support
 if [ -x /usr/bin/dircolors ]; then
     test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
     alias ls='ls --color=auto'
@@ -87,19 +86,19 @@ if [ -x /usr/bin/dircolors ]; then
     alias egrep='egrep --color=auto'
 fi
 
-# Sexy prompt
+# Prompt
 if [ "$color_prompt" = yes ]; then
-    PS1="\[$(color 32 1)\]\h\[$(color 37)\]:\[$(color 32 1)\]\W\[$(color 37)\] \[$(color $(get_caret_color))\]➜ \[$(color)\] "
+    PS1="\[$(color 32 1)\]\h\[$(color 37)\]:\[$(color 32 1)\]\W\[$(color 37)\] \[$(color $(get_caret_color))\]$ZIO_SHELL_CARET \[$(color)\] "
 else
     PS1="\h:\W > "
 fi
 
-# Source aliases (instead of editing your ~/.bashrc!)
+# Aliases
 if [ -f ~/.bash_aliases ]; then
     . ~/.bash_aliases
 fi
 
-# Source bash completions
+# Completions
 if ! shopt -oq posix; then
   if [ -f /usr/share/bash-completion/bash_completion ]; then
     . /usr/share/bash-completion/bash_completion