add parts of Sam's bashrc

bashrc

@@ -26,4 +26,93 @@ for al in `__git_aliases`; do
 
     complete_func=_git_$(__git_aliased_command $al)
     function_exists $complete_fnc && __git_complete g$al $complete_func
-done
+done
+
+# From Ubuntu and CentOS, with changes
+
+# don't put duplicate lines or lines starting with space in the history.
+# See bash(1) for more options
+HISTCONTROL=ignoreboth
+
+# append to the history file, don't overwrite it
+shopt -s histappend
+
+# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
+HISTSIZE=1000
+HISTFILESIZE=2000
+
+# check the window size after each command and, if necessary,
+# update the values of LINES and COLUMNS.
+shopt -s checkwinsize
+
+#colors aren't distracting, they improve contrast and make things easier to read.
+if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
+    # We have color support; assume it's compliant with Ecma-48
+    # (ISO/IEC-6429). (Lack of such support is extremely rare, and such
+    # a case would tend to support setf rather than setaf.)
+    color_prompt=yes
+    else
+    color_prompt=
+fi
+
+# set a fancy prompt (non-color, unless we know we "want" color)
+case "$TERM" in
+    xterm-color) color_prompt=yes;;
+esac
+
+# ANSI color codes
+CRS="\e[0m"  # reset
+CHI="\e[1m"  # bright foreground
+CUL="\e[4m"  # underline
+CNV="\e[7m"  # inverse background and foreground
+CFK="\e[30m" # foreground black
+CFR="\e[31m" # foreground red
+CFG="\e[32m" # foreground green
+CFY="\e[33m" # foreground yellow
+CFB="\e[34m" # foreground blue
+CFM="\e[35m" # foreground magenta
+CFC="\e[36m" # foreground cyan
+CFW="\e[37m" # foreground white
+CBK="\e[40m" # background black
+CBR="\e[41m" # background red
+CBG="\e[42m" # background green
+CBY="\e[43m" # background yellow
+CBB="\e[44m" # background blue
+CBM="\e[45m" # background magenta
+CBC="\e[46m" # background cyan
+CBW="\e[47m" # background white
+
+# 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)
+fi
+
+if [ "$color_prompt" = yes ]; then
+    #print date/time and fill line with '='
+    PROMPT_COMMAND='echo -e "$CRS$CFR[$(date +"%F %T")]$(printf "%$((${COLUMNS}-22))s" | sed "s/ /=/g")~$CRS"'
+    #prompt: color codes need to be enclosed by \[ \] so they won't be counted
+    PS1="${debian_chroot:+\[$CHI$CFR\]($debian_chroot)}\[$CRS$CFG\]\u\[$CRS\]@\[$CHI$CFM\]\h\[$CRS\]:\[$CHI$CFB\]\w\[$CRS\]\$ "
+else
+    PROMPT_COMMAND='echo "[$(date +"%F %T")]$(printf "%$((${COLUMNS}-22))s" | sed "s/ /=/g")~"'
+    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
+fi
+unset color_prompt
+
+# 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
+
+# some more ls aliases
+alias ll='ls -alF'
+alias la='ls -A'
+
+# colors in GCC; this could be done with an alias that adds -fdiagnostics-color=auto, but older versions of gcc don't support it
+export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'