# Bash and Zsh common env var settings. -*- sh -*-

# set -x
# set -u

export EDITOR=vim

# XXX vim and gnome-terminal have support for 256 colours in fedora 8 at least
# Note debian/ubuntu users should install the ncurses-term package to support this
# export TERM=xterm-256color

if [[ $OSTYPE = cygwin ]]; then
  # Avoid permission problem in Cygwin.
  umask 0000
fi

export TIME_STYLE=long-iso

# Easy cd to often used dirs.
export CDPATH=.:$HOME:$HOME/work:$HOME/my:$HOME/Documents

my_path_prune() {
  if [[ :$1: =~ (.*):$2: ]]; then
    local left=${BASH_REMATCH[1]}
    local right=${1:$((${#left} + ${#2} + 1))}
    [[ ${left:0:1} = : ]] && left=${left:1}
    [[ ${right: -1} = : ]] && right=${right:0: -1}
    if [[ -z $left ]]; then
      my_path_prune=$right
    elif [[ -z $right ]]; then
      my_path_prune=$left
    else
      my_path_prune=$left:$right
    fi
  else
    my_path_prune=$1
  fi
}

my_path_preappend() {
  my_path_prune "$PATH" "$1"
  PATH=$1:$my_path_prune
}

# For my "cygrun.exe" wrapper to work it should be behind shebang scripts in the PATH.
my_path_preappend ~/usr/bin
# ~/.local/bin is default PATH for "pip install --user $PKG".
my_path_preappend ~/.local/bin
my_path_preappend /usr/local/bin
my_path_preappend /usr/bin
my_path_preappend /bin
my_path_preappend /usr/sbin
my_path_preappend /sbin
export PATH
unset -f my_path_preappend
unset -f my_path_prune
unset -v my_path_prune

if [[ -z $LD_LIBRARY_PATH ]]; then
  LD_LIBRARY_PATH=$HOME/usr/lib
elif [[ :$LD_LIBRARY_PATH: != *:$HOME/usr/lib:* ]]; then
  export LD_LIBRARY_PATH="$LD_LIBRARY_PATH":$HOME/usr/lib
fi

case $OSTYPE in
  netbsd*) ;;                               # Do nothing, because NetBSD uses non-GNU man.
  *)
    if [[ -z $MANPATH ]]; then
      export MANPATH=$HOME/usr/share/man:
    elif [[ :$MANPATH: != *:$HOME/usr/share/man:* ]]; then
      export MANPATH=$MANPATH:$HOME/usr/share/man:
    fi
    ;;
esac

if [[ -z $INFOPATH ]]; then
  export INFOPATH=$HOME/usr/share/info:
elif [[ :$INFOPATH: != *:$HOME/usr/share/info:* ]]; then
  export INFOPATH=$INFOPATH:$HOME/usr/share/info:
fi

export PYTHONSTARTUP=$HOME/.pystartup

if [[ :$PATH: != *:$HOME/.local/npm:* && $OSTYPE != cygwin ]]; then
  export PATH=$PATH:$HOME/.local/npm
fi

export RLWRAP_HOME=$HOME/.rlwrap

unset xopt