UNIX® Shells by Example, Third Edition

13.2. The TC Shell Environment

13.2.1. Initialization Files

After the tcsh program starts, it is programmed to execute a systemwide startup file, /etc/csh.cshrc, and then two shell initialization files in the user's home directory: the .tcshrc file and then the .login file. These files allow users to initialize their own environment.

Example 13.2.

# /etc/csh.cshrc # Systemwide environment and startup programs for csh users 1 if ($?PATH) then 2 setenv PATH "${PATH}:/usr/X11R6/bin" else 3 setenv PATH "/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin" endif 4 if ($?prompt) then 5 [ "$SHELL" = /bin/tcsh ] 6 if ($status == 0) then 7 set prompt='[%n@%m %c]$ ' 8 else 9 set prompt=\['id -nu'@'hostname -s'\]\$\ 10 endif endif 11 limit coredumpsize 1000000 ...