Computer History Notes - Herong's Tutorial Notes - v3.13, by Herong Yang
".cshrc" - C Shell Script File and
This section provides an example of .cshrc file, a C shell script file that gets executed automatically each time the C shell is started.
The C shell supports an initialization script file, named as ".cshrc", in your home directory.
# Example of a .cshrc script file.
echo "Running .cshrc ..."
set path = ( $path /local/bin ~/bin ) # Search for my commands
# Setting aliases
alias cd 'cd \!*;echo $cwd'
alias cp 'cp -i'
alias copy 'cp -i'
alias mv 'mv -i'
alias ren 'mv -i'
alias rm 'rm -i'
alias del 'rm -i'
alias where 'echo $cwd'
# Skipping remaining script if this is not an interactive shell
if ( $?USER == 0 || $?prompt == 0 ) exit
# Settings for interactive shells
set history = 40 # Saving the last 40 commands in a buffer
set histsave = 40 # Saving the last 40 commands in .history
set ignoreeof # Do not log me out if I hit ^D (EOF key)
set filec # Provide me filename completion when hit ESC
set noclober # Don't overwrite an existing file
set mail = ( /usr/spool/mail/herong )
# Watch my mail box every 5 minutes
# Other aliases for interactive shells
alias dir 'ls -al | more'
alias list cat
alias type more
alias . 'echo $cwd'
alias .. 'cd ..'
alias help man
# Changing the terminal type
if ( $term == "network" ) then
set term = vt100
endif
Table of Contents
2002 - .NET Framework Developed by Microsoft
1995 - PHP: Hypertext Preprocessor Created by Rasmus Lerdorf
1995 - Java Language Developed by Sun Microsystems
1991 - WWW (World Wide Web) Developed by Tim Berners-Lee
1991 - Gopher Protocol Created by a University of Minnesota Team
1984 - X Window System Developed a MIT Team
1984 - Macintosh Developed by Apple Inc.
1983 - "Sendmail" Mail Transfer Agent Developed by Eric Allman
1979 - The Tcsh (TENEX C Shell) Developed by Ken Greer
1978 - Bash (Bourne-Again Shell) Developed by Brian Fox
►1978 - The C Shell Developed by Bill Joy
Command Line History Substitution
Command Line Alias Substitution
Command Line Input and Output Redirection
Command Line Variable Substitution
►".cshrc" - C Shell Script File and
1977 - The Bourne Shell Developed by Stephen Bourne
1977 - Apple II Designed by Steve Jobs and Steve Wozniak
1976 - vi Text Editor Developed by Bill Joy
1974 - Internet by Vinton Cerf
1972 - C Language Developed by Dennis Ritchie
1971 - FTP Protocol Created by Abhay Bhushan
1970 - UNIX Operating System Developed by AT&T Bell Labs