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Korn Shell 93 Custom Builtins II

This post continues an earlier discussion of Korn Shell 93 custom builtins and includes a number of more advanced examples.

KSH93 Custom Builtins 1

The majority of GNU/Linux and Unix shells are not designed for extensibility or embeddability. An exception is the the Korn Shell which includes support for runtime linking of libraries and custom builtins and accessing shell internals. This post shows you how to write your own simple Korn shell custom builtins.