My mac .profile I use on almost every mac

.profile

function git_prompt_info()
{
   ref=$(git symbolic-ref HEAD 2> /dev/null) || return
   echo "("${ref#refs/heads/}")"
}

# define colors
C_DEFAULT="\[\033[m\]"
C_WHITE="\[\033[1m\]"
C_BLACK="\[\033[30m\]"
C_RED="\[\033[31m\]"
C_GREEN="\[\033[32m\]"
C_YELLOW="\[\033[33m\]"
C_BLUE="\[\033[34m\]"
C_PURPLE="\[\033[35m\]"
C_CYAN="\[\033[36m\]"
C_LIGHTGRAY="\[\033[37m\]"
C_DARKGRAY="\[\033[1;30m\]"
C_LIGHTRED="\[\033[1;31m\]"
C_LIGHTGREEN="\[\033[1;32m\]"
C_LIGHTYELLOW="\[\033[1;33m\]"
C_LIGHTBLUE="\[\033[1;34m\]"
C_LIGHTPURPLE="\[\033[1;35m\]"
C_LIGHTCYAN="\[\033[1;36m\]"
C_BG_BLACK="\[\033[40m\]"
C_BG_RED="\[\033[41m\]"
C_BG_GREEN="\[\033[42m\]"
C_BG_YELLOW="\[\033[43m\]"
C_BG_BLUE="\[\033[44m\]"
C_BG_PURPLE="\[\033[45m\]"
C_BG_CYAN="\[\033[46m\]"
C_BG_LIGHTGRAY="\[\033[47m\]"

export TERM="xterm-color"

PS1="\w $C_GREEN\$(git_prompt_info)$C_DEFAULT\$ ";
# Makes your prompt show the folder location, then the svn rev or git branch, then $, then input, no username
# Feel free to change the colors if you wish, all the ANSI colors are listed above.