dear all,

can anyone help me to explain all the commands in the .profile bourne shell below ? really appreciate ur help. PLEASE.

1
2 # @(#) $Revision: 72.2 $
3
4 # Default user .profile file (/usr/bin/sh initialization).
5
6 # Set up the terminal:
7 if [ "$TERM" = "" ]
8 then
9 eval ` tset -s -Q -m ':?hp' `
10 else
11 eval ` tset -s -Q `
12 fi
13 stty erase "^H" kill "^U" intr "^C" eof "^D"
14 stty hupcl ixon ixoff
15 tabs
16
17 # Set up the search paths:
18 PATH=$PATH:.
19
20 # Set up the shell environment:
21 set -u
22 trap "echo 'logout'" 0
23
24 # Set up the shell variables:
25 EDITOR=vi
26 export EDITOR
27
28 mesg -n
29 PS1="$"