= ruby-terminfo - terminfo binding for Ruby

ruby-terminfo is a terminfo binding for Ruby

== Author

Tanaka Akira <akr@fsij.org>

== Home Page

http://www.a-k-r.org/ruby-terminfo/

== Feature

* easy to use method, control, for combination of tigetstr/tparm/tputs
* low-level terminfo binding (setupterm, tigetflag, tigetnum, tigetstr, tparm, tputs)
* TIOCGWINSZ/TIOCSWINSZ ioctl for screen size 
* ctermid to avoid hardcoding /dev/tty
* wcswidth to measure a string width in number of columns

== Usage

=== easy to use methods

  require 'terminfo'
  TermInfo.control("cuf", 7)    # cursor forward 7 columns
  p TermInfo.screen_size        # use TIOCGWINSZ, LINES/COLUMNS env. or terminfo lines#/cols#

=== low level methods

  require 'terminfo'
  t = TermInfo.new(ENV["TERM"], File.open(TermInfo.ctermid, "r+"))
  print t.tputs(t.tparm(t.tigetstr("cuf"), 7), 1)  # cursor forward 7 columns
  p TermInfo.tiocgwinsz(STDOUT)                    # use TIOCGWINSZ

== Requirements

* ruby : http://www.ruby-lang.org/

== Download

* latest release: http://www.a-k-r.org/ruby-terminfo/ruby-terminfo-0.2.tar.gz

* development version: http://github.com/akr/ruby-terminfo

== Install

  % ruby extconf.rb
  % make
  % make install

== Reference Manual

See rdoc/TermInfo.html or
http://www.a-k-r.org/ruby-terminfo/rdoc/TermInfo.html

== License


Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

(1) Redistributions of source code must retain the above copyright notice, this
    list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright notice,
    this list of conditions and the following disclaimer in the documentation
    and/or other materials provided with the distribution.
(3) The name of the author may not be used to endorse or promote products
    derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
OF SUCH DAMAGE.

(The modified BSD licence)