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Bourne Shell (sh)

==Initialisation==
# System file: <tt>/etc/profile</tt>
# User: <tt>~/.profile</tt> (environment and terminal settings)

==Variables==
*CDPATH - cd search path
*HOME - home directory
*IFS - internal field separator
*LOGNAME
*MAIL - mailbox location
*MAILCHECK - check time interval
*PATH - search path
*PS1 - primary prompt
*PS2 - secondary prompt
*PWD - present working directory
*SHELL
*TERM - terminal type

==Built-in Commands==
*. (dot)

==Special Metacharacters==
 ;      command separator
 &      background process
 ()     command group in subshell
 {}     command group without subshell
 |      pipe
 <      redirected input
 >      redirected output
 newl   command termination
 space  word delimiter
 $      variable substitution
 *[]?   filename expansion
*Backslash (\) used for quoting a single character.
*Single quotes
*Double quotes

==Publications==
*Anatole Olczak: ''The Bourne Shell Quick Reference Guide'' - ASP 1991, ISBN 0-935739-22-X

==Links==
*[http://www.grymoire.com/Unix/Sh.html Bourne Shell Tutorial]

[[Category:UNIX Shell]]