X-Git-Url: https://git.friedersdorff.com/?a=blobdiff_plain;f=bashrc;h=9fccbbb481bab06fd00174a28bdb1fc62a8157a8;hb=a5db382ceaaa972250509f4c1f1f8831cf8e09ed;hp=d3b4a7662d3366f2d4107781654b881d1b526d62;hpb=33f978f402c0b4138fab453d94c4eab6ff6a523c;p=max%2Fdotfiles.git

diff --git a/bashrc b/bashrc
index d3b4a76..9fccbbb 100644
--- a/bashrc
+++ b/bashrc
@@ -4,8 +4,8 @@
 
 # If not running interactively, don't do anything
 case $- in
-    *i*) ;;
-      *) return;;
+  *i*) ;;
+  *) return;;
 esac
 
 # don't put duplicate lines or lines starting with space in the history.
@@ -23,84 +23,25 @@ HISTFILESIZE=2000
 # update the values of LINES and COLUMNS.
 shopt -s checkwinsize
 
-# If set, the pattern "**" used in a pathname expansion context will
-# match all files and zero or more directories and subdirectories.
-#shopt -s globstar
-
 # make less more friendly for non-text input files, see lesspipe(1)
-#[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"
+[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"
 
 # set variable identifying the chroot you work in (used in the prompt below)
 if [ -z "${debian_chroot:-}" ] && [ -r /etc/debian_chroot ]; then
-    debian_chroot=$(cat /etc/debian_chroot)
+  debian_chroot=$(cat /etc/debian_chroot)
 fi
 
-# set a fancy prompt (non-color, unless we know we "want" color)
-case "$TERM" in
-    xterm-color) color_prompt=yes;;
-esac
-
-# uncomment for a colored prompt, if the terminal has the capability; turned
-# off by default to not distract the user: the focus in a terminal window
-# should be on the output of commands, not on the prompt
-force_color_prompt=yes
-
-if [ -n "$force_color_prompt" ]; then
-    if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
-	# We have color support; assume it's compliant with Ecma-48
-	# (ISO/IEC-6429). (Lack of such support is extremely rare, and such
-	# a case would tend to support setf rather than setaf.)
-	color_prompt=yes
-    else
-	color_prompt=
-    fi
-fi
-
-if [ "$color_prompt" = yes ]; then
-    PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
-else
-    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
-fi
-unset color_prompt force_color_prompt
-
-# If this is an xterm set the title to user@host:dir
-case "$TERM" in
-xterm*|rxvt*)
-    PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h: \w\a\]$PS1"
-    ;;
-*)
-    ;;
-esac
-
-# enable color support of ls and also add handy aliases
-if [ -x /usr/bin/dircolors ]; then
-    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
-    alias ls='ls --color=auto'
-    alias dir='dir --color=auto'
-    alias vdir='vdir --color=auto'
-
-    alias grep='grep --color=auto'
-    alias fgrep='fgrep --color=auto'
-    alias egrep='egrep --color=auto'
-fi
 
 # colored GCC warnings and errors
 export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'
 
-# some more ls aliases
-#alias ll='ls -l'
-alias la='ls -lA'
-#alias l='ls -CF'
-
-# Alias definitions.
-# You may want to put all your additions into a separate file like
-# ~/.bash_aliases, instead of adding them here directly.
-# See /usr/share/doc/bash-doc/examples in the bash-doc package.
 
 if [ -f ~/.bash_aliases ]; then
-    . ~/.bash_aliases
+  . ~/.bash_aliases
 fi
 
+eval `dircolors ~/.dir_colors`
+
 # enable programmable completion features (you don't need to enable
 # this, if it's already enabled in /etc/bash.bashrc and /etc/profile
 # sources /etc/bash.bashrc).
@@ -121,3 +62,64 @@ n() {
 nls() {
   ls -cR ~/notes/ | grep "$*"
 }
+
+
+Green=$(tput setaf 64)
+Red=$(tput setaf 160)
+Yellow=$(tput setaf 136)
+Purple=$(tput setaf 61)
+BGreen=$Green$(tput bold)
+BRed=$Red$(tput bold)
+BYellow=$Yellow$(tput bold)
+BPurple=$Purple$(tput bold)
+
+Color_Off=$(tput sgr0)
+
+# set up command prompt
+function __prompt_command()
+{
+  # capture the exit status of the last command
+  EXIT="$?"
+  PS1=""
+
+  if [ $EXIT -eq 0 ]; then PS1+="\[$Green\][\!]\[$Color_Off\] "; else PS1+="\[$Red\][\!]\[$Color_Off\] "; fi
+
+  # if logged in via ssh shows the ip of the client
+  if [ -n "$SSH_CLIENT" ]; then 
+    IP=${SSH_CLIENT%% *}
+    PS1+="\[$Yellow\]("$IP")\[$Color_Off\]"; 
+  fi
+
+  # debian chroot stuff (take it or leave it)
+  PS1+="${debian_chroot:+($debian_chroot)}"
+
+  # basic information (user@host:path)
+  PS1+="\[$BRed\]\u\[$Color_Off\]@\[$BRed\]\h\[$Color_Off\]:\[$BPurple\]\w\[$Color_Off\] "
+
+  # check if inside git repo
+  local git_status="`git status -unormal 2>&1`"    
+  if ! [[ "$git_status" =~ Not\ a\ git\ repo ]]; then
+    # parse the porcelain output of git status
+    if [[ "$git_status" =~ nothing\ to\ commit ]]; then
+      local Color_On=$Green
+    elif [[ "$git_status" =~ nothing\ added\ to\ commit\ but\ untracked\ files\ present ]]; then
+      local Color_On=$Purple
+    else
+      local Color_On=$Red
+    fi
+
+    if [[ "$git_status" =~ On\ branch\ ([^[:space:]]+) ]]; then
+      branch=${BASH_REMATCH[1]}
+    else
+      # Detached HEAD. (branch=HEAD is a faster alternative.)
+      branch="(`git describe --all --contains --abbrev=4 HEAD 2> /dev/null || echo HEAD`)"
+    fi
+
+    # add the result to prompt
+    PS1+="\[$Color_On\][$branch]\[$Color_Off\] "
+  fi
+
+  # prompt $ or # for root
+  PS1+="\$ "
+}
+PROMPT_COMMAND=__prompt_command