No matter where you go, there you are.
Two useful functions that are not in
awk program can change its directory) and
(so that an
awk program can gather information about a file).
This section implements these functions for
in an extension.
|• Internal File Description:||What the new functions will do.|
|• Internal File Ops:||The code for internal file operations.|
|• Using Internal File Ops:||How to use an external extension.|