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0x0C. C - Preprocessor

Description

What you should learn from this project:

  • What are macros and how to use them
  • What are the most common predefined macros
  • How to include guard your header files

0. Object-like Macro

  • Create a header file that defines a macro named SIZE as an abbreviation for the token 1024.

1. Pi

  • Create a header file that defines a macro named PI as an abbreviation for the token 3.14159265359.

2. File name

  • Write a program that prints the name of the file it was compiled from, followed by a new line.

3. Function-like macro

  • Write a function-like macro ABS(x) that computes the absolute value of a number x.

4. SUM

  • Write a function-like macro SUM(x, y) that computes the sum of the numbers x and y.

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