Unix developers already have a built-in macro processor, in the form of the C preprocessor, in their compiler. Perhaps this is what accounts for m4’s relative neglect.

This chapter introduces the SAS macro facility using simple examples and explanation. The macro facility is a tool for extending and customizing the SAS System and for reducing the amount of text you ...

These functions instruct the macro processor to resolve a macro expression as far as possible and mask the result, ... (assuming the SERROR or MERROR system option, described in Chapter 13, is in ...