#!/bin/echo Source_this_file:
# Sat Apr 24 18:01:38 EDT 2004
# NAME: standard-vars
# Copyright 2004, Chris F.A. Johnson
# Released under the terms of the GNU General Public License

## special characters
##            DEC   OCT   HEX
NL=$'\n'   ##  10, \012, 0x0a, a literal newline
CR=$'\r'   ##  13, \015, 0x0d, carriage return
TAB=$'\t'  ##   9, \011, 0x09, tab
ESC=$'\e'  ##  27, \033, 0x1b, escape

## colours
black=0
red=1
green=2
yellow=3
blue=4
magenta=5
cyan=6
white=7

## attributes
underline=4
bold=1
reverse=7

## screen codes
CSI=$ESC[
NA=${CSI}0m
CLS=`clear`

## cursor movement
cu_row_col="${CSI}%d;%dH"
cu_up=${CSI}%dA
cu_down=${CSI}%dB
cu_right=${CSI}%dC
cu_left=${CSI}%dD
cu_save=${ESC}7
cu_restore=${ESC}8

## set colours
set_bg="${CSI}4%dm"
set_fg="${CSI}3%dm"
set_fgbg="${CSI}3%d;4%dm"