Conventions used

There are a number of text conventions used throughout this book.

code_in_text: Indicates code words in text, folder names, filenames, file extensions, pathnames,  user input, and interaction with the command console. Here is an example: "Compile the source file, hello.c,  to produce the executable."

A block of code is set as follows:

#include <stdio.h>int main(void) {    printf("Hello, world!");    return 0;}

When we wish to draw your attention to a particular part of a code block, the relevant lines or items are set in bold:

CFLAGS=-Wallhello.o: hello.c    gcc -c -o $(@) $(^) $(CFLAGS) 

Any command-line input or output is written as follows:

$ gcc -c -o hello.o hello.c$ make clean

Commands for the debugger console are written as ...

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