The C Preprocessor

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The C Preprocessor

The C preprocessor implements the macro language used to transform C, C++, and Objective-C programs before they are compiled. It can also be useful on its own.

--- The Detailed Node Listing ---

Overview

Header Files

Macros

Predefined Macros

Macro Pitfalls

Conditionals

Conditional Syntax

Implementation Details

Obsolete Features

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