Page 24 - C-Language

Examples 406
Running Valgrind 406

Adding flags 406

Bytes lost -- Forgetting to free 406

Most common errors encountered while using Valgrind 407

Chapter 62: Variable arguments 409

Introduction 409

Syntax 409

Parameters 409

Remarks 409

Examples 410
Using an explicit count argument to determine the length of the va_list 410

Using terminator values to determine the end of va_list 411

Implementing functions with a `printf()`-like interface 412

Using a format string 414

Chapter 63: X-macros 417

Introduction 417

Remarks 417

Examples 417

Trivial use of X-macros for printfs 417

Enum Value and Identifier 418

Extension: Give the X macro as an argument 418

Code generation 419

Here we use X-macros to declare an enum containing 4 commands and a map of their names as 419

Similarly, we can generate a jump table to call functions by the enum value. 419

Credits 421