UNIX in a Nutshell: System V Edition

UNIX in a Nutshell: System V EditionSearch this book
Previous: 4.8 Invoking the ShellChapter 4
The Bourne Shell and Korn Shell
Next: 5. The C Shell
 

4.9 Restricted Shells

Restricted shells can be invoked in any of the following ways:

rksh	Korn shell
ksh -r
set -r

rsh	Bourne Shell
set -r

Restricted shells can also be set up by supplying rksh and rsh in the shell field of /etc/passwd or by using them as the value for the SHELL variable.

Restricted shells act the same as their non-restricted counterparts, except that the following are prohibited:

Shell scripts can still be run, since in that case the restricted shell will call ksh or sh to run the script.


Previous: 4.8 Invoking the ShellUNIX in a Nutshell: System V EditionNext: 5. The C Shell
4.8 Invoking the ShellBook Index5. The C Shell

The UNIX CD Bookshelf NavigationThe UNIX CD BookshelfUNIX Power ToolsUNIX in a NutshellLearning the vi Editorsed & awkLearning the Korn ShellLearning the UNIX Operating System