Preface
vii
Shell Prompts
The following table shows the default system prompt and superuser prompt
for the C shell, Bourne shell, and Korn shell.
Typographic Conventions
The following table describes the typographic changes used in this book.
Shell
Prompt
C shell
machine_name%
C shell superuser
machine_name#
Bourne shell and Korn shell
$
Bourne shell and Korn shell superuser
#
Typeface or
Symbol
Meaning
Example
AaBbCc123
The names of commands,
files, and directories;
on-screen computer output
Edit your
.login
file.
Use
ls -a
to list all files.
machine_name% You have mail.
AaBbCc123
What you type, contrasted
with on-screen computer
output
machine_name% su
Password:
AaBbCc123
Command-line placeholder:
replace with a real name or
value
To delete a file, type
rm
filename.
AaBbCc123
Book titles, new words or
terms, or words to be
emphasized
Read Chapter 6 in the User’s Guide.
These are called class options.
You must be root to do this.
