Appendix E. Preprocessor

 

Hold thou the good; define it well.

 
 --Alfred, Lord Tennyson
 

I have found you an argument; but I am not obliged to find you an understanding.

 
 --Samuel Johnson
 

A good symbol is the best argument, and is a missionary to persuade thousands.

 
 --Ralph Waldo Emerson
 

Conditions are fundamentally sound.

 
 --Herbert Hoover [December 1929]
 

The partisan, when he is engaged in a dispute, cares nothing about the rights of the question, but is anxious only to convince his hearers of his own assertions.

 
 --Plato

OBJECTIVES

In this appendix you’ll learn:

  • To use #include for developing large programs.

  • To use #define to create macros and macros with arguments.

  • To understand conditional compilation.

  • To display error messages during conditional ...

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